diff options
Diffstat (limited to 'drivers/net/wireless/wl12xx')
31 files changed, 4347 insertions, 2351 deletions
diff --git a/drivers/net/wireless/wl12xx/Kconfig b/drivers/net/wireless/wl12xx/Kconfig index 35ce7b0..3fe388b 100644 --- a/drivers/net/wireless/wl12xx/Kconfig +++ b/drivers/net/wireless/wl12xx/Kconfig @@ -11,7 +11,6 @@ config WL12XX depends on WL12XX_MENU && GENERIC_HARDIRQS depends on INET select FW_LOADER - select CRC7 ---help--- This module adds support for wireless adapters based on TI wl1271 and TI wl1273 chipsets. This module does *not* include support for wl1251. @@ -20,19 +19,10 @@ config WL12XX If you choose to build a module, it will be called wl12xx. Say N if unsure. -config WL12XX_HT - bool "TI wl12xx 802.11 HT support (EXPERIMENTAL)" - depends on WL12XX && EXPERIMENTAL - default n - ---help--- - This will enable 802.11 HT support in the wl12xx module. - - That configuration is temporary due to the code incomplete and - still in testing process. - config WL12XX_SPI tristate "TI wl12xx SPI support" depends on WL12XX && SPI_MASTER + select CRC7 ---help--- This module adds support for the SPI interface of adapters using TI wl12xx chipsets. Select this if your platform is using diff --git a/drivers/net/wireless/wl12xx/Makefile b/drivers/net/wireless/wl12xx/Makefile index 521c041..621b348 100644 --- a/drivers/net/wireless/wl12xx/Makefile +++ b/drivers/net/wireless/wl12xx/Makefile @@ -1,16 +1,16 @@ wl12xx-objs = main.o cmd.o io.o event.o tx.o rx.o ps.o acx.o \ boot.o init.o debugfs.o scan.o -wl12xx_spi-objs = spi.o +wl12xx_spi-objs = spi.o wl12xx_sdio-objs = sdio.o -wl12xx_sdio_test-objs = sdio_test.o +wl12xx_sdio_test-objs = sdio_test.o wl12xx-$(CONFIG_NL80211_TESTMODE) += testmode.o obj-$(CONFIG_WL12XX) += wl12xx.o obj-$(CONFIG_WL12XX_SPI) += wl12xx_spi.o obj-$(CONFIG_WL12XX_SDIO) += wl12xx_sdio.o -obj-$(CONFIG_WL12XX_SDIO_TEST) += wl12xx_sdio_test.o +obj-$(CONFIG_WL12XX_SDIO_TEST) += wl12xx_sdio_test.o # small builtin driver bit obj-$(CONFIG_WL12XX_PLATFORM_DATA) += wl12xx_platform_data.o diff --git a/drivers/net/wireless/wl12xx/acx.c b/drivers/net/wireless/wl12xx/acx.c index c6ee530..ca044a7 100644 --- a/drivers/net/wireless/wl12xx/acx.c +++ b/drivers/net/wireless/wl12xx/acx.c @@ -25,7 +25,6 @@ #include <linux/module.h> #include <linux/platform_device.h> -#include <linux/crc7.h> #include <linux/spi/spi.h> #include <linux/slab.h> @@ -47,6 +46,7 @@ int wl1271_acx_wake_up_conditions(struct wl1271 *wl) goto out; } + wake_up->role_id = wl->role_id; wake_up->wake_up_event = wl->conf.conn.wake_up_event; wake_up->listen_interval = wl->conf.conn.listen_interval; @@ -78,8 +78,6 @@ int wl1271_acx_sleep_auth(struct wl1271 *wl, u8 sleep_auth) auth->sleep_auth = sleep_auth; ret = wl1271_cmd_configure(wl, ACX_SLEEP_AUTH, auth, sizeof(*auth)); - if (ret < 0) - return ret; out: kfree(auth); @@ -91,7 +89,7 @@ int wl1271_acx_tx_power(struct wl1271 *wl, int power) struct acx_current_tx_power *acx; int ret; - wl1271_debug(DEBUG_ACX, "acx dot11_cur_tx_pwr"); + wl1271_debug(DEBUG_ACX, "acx dot11_cur_tx_pwr %d", power); if (power < 0 || power > 25) return -EINVAL; @@ -102,6 +100,7 @@ int wl1271_acx_tx_power(struct wl1271 *wl, int power) goto out; } + acx->role_id = wl->role_id; acx->current_tx_power = power * 10; ret = wl1271_cmd_configure(wl, DOT11_CUR_TX_PWR, acx, sizeof(*acx)); @@ -129,6 +128,7 @@ int wl1271_acx_feature_cfg(struct wl1271 *wl) } /* DF_ENCRYPTION_DISABLE and DF_SNIFF_MODE_ENABLE are disabled */ + feature->role_id = wl->role_id; feature->data_flow_options = 0; feature->options = 0; @@ -184,34 +184,6 @@ out: return ret; } -int wl1271_acx_rx_config(struct wl1271 *wl, u32 config, u32 filter) -{ - struct acx_rx_config *rx_config; - int ret; - - wl1271_debug(DEBUG_ACX, "acx rx config"); - - rx_config = kzalloc(sizeof(*rx_config), GFP_KERNEL); - if (!rx_config) { - ret = -ENOMEM; - goto out; - } - - rx_config->config_options = cpu_to_le32(config); - rx_config->filter_options = cpu_to_le32(filter); - - ret = wl1271_cmd_configure(wl, ACX_RX_CFG, - rx_config, sizeof(*rx_config)); - if (ret < 0) { - wl1271_warning("failed to set rx config: %d", ret); - goto out; - } - -out: - kfree(rx_config); - return ret; -} - int wl1271_acx_pd_threshold(struct wl1271 *wl) { struct acx_packet_detection *pd; @@ -251,6 +223,7 @@ int wl1271_acx_slot(struct wl1271 *wl, enum acx_slot_type slot_time) goto out; } + slot->role_id = wl->role_id; slot->wone_index = STATION_WONE_INDEX; slot->slot_time = slot_time; @@ -280,6 +253,7 @@ int wl1271_acx_group_address_tbl(struct wl1271 *wl, bool enable, } /* MAC filtering */ + acx->role_id = wl->role_id; acx->enabled = enable; acx->num_groups = mc_list_len; memcpy(acx->mac_table, mc_list, mc_list_len * ETH_ALEN); @@ -309,6 +283,7 @@ int wl1271_acx_service_period_timeout(struct wl1271 *wl) wl1271_debug(DEBUG_ACX, "acx service period timeout"); + rx_timeout->role_id = wl->role_id; rx_timeout->ps_poll_timeout = cpu_to_le16(wl->conf.rx.ps_poll_timeout); rx_timeout->upsd_timeout = cpu_to_le16(wl->conf.rx.upsd_timeout); @@ -345,6 +320,7 @@ int wl1271_acx_rts_threshold(struct wl1271 *wl, u32 rts_threshold) goto out; } + rts->role_id = wl->role_id; rts->threshold = cpu_to_le16((u16)rts_threshold); ret = wl1271_cmd_configure(wl, DOT11_RTS_THRESHOLD, rts, sizeof(*rts)); @@ -404,6 +380,7 @@ int wl1271_acx_beacon_filter_opt(struct wl1271 *wl, bool enable_filter) goto out; } + beacon_filter->role_id = wl->role_id; beacon_filter->enable = enable_filter; /* @@ -440,6 +417,7 @@ int wl1271_acx_beacon_filter_table(struct wl1271 *wl) } /* configure default beacon pass-through rules */ + ie_table->role_id = wl->role_id; ie_table->num_ie = 0; for (i = 0; i < wl->conf.conn.bcn_filt_ie_count; i++) { struct conf_bcn_filt_rule *r = &(wl->conf.conn.bcn_filt_ie[i]); @@ -501,6 +479,7 @@ int wl1271_acx_conn_monit_params(struct wl1271 *wl, bool enable) timeout = wl->conf.conn.bss_lose_timeout; } + acx->role_id = wl->role_id; acx->synch_fail_thold = cpu_to_le32(threshold); acx->bss_lose_timeout = cpu_to_le32(timeout); @@ -547,43 +526,13 @@ out: return ret; } -int wl1271_acx_sta_sg_cfg(struct wl1271 *wl) -{ - struct acx_sta_bt_wlan_coex_param *param; - struct conf_sg_settings *c = &wl->conf.sg; - int i, ret; - - wl1271_debug(DEBUG_ACX, "acx sg sta cfg"); - - param = kzalloc(sizeof(*param), GFP_KERNEL); - if (!param) { - ret = -ENOMEM; - goto out; - } - - /* BT-WLAN coext parameters */ - for (i = 0; i < CONF_SG_STA_PARAMS_MAX; i++) - param->params[i] = cpu_to_le32(c->sta_params[i]); - param->param_idx = CONF_SG_PARAMS_ALL; - - ret = wl1271_cmd_configure(wl, ACX_SG_CFG, param, sizeof(*param)); - if (ret < 0) { - wl1271_warning("failed to set sg config: %d", ret); - goto out; - } - -out: - kfree(param); - return ret; -} - -int wl1271_acx_ap_sg_cfg(struct wl1271 *wl) +int wl12xx_acx_sg_cfg(struct wl1271 *wl) { - struct acx_ap_bt_wlan_coex_param *param; + struct acx_bt_wlan_coex_param *param; struct conf_sg_settings *c = &wl->conf.sg; int i, ret; - wl1271_debug(DEBUG_ACX, "acx sg ap cfg"); + wl1271_debug(DEBUG_ACX, "acx sg cfg"); param = kzalloc(sizeof(*param), GFP_KERNEL); if (!param) { @@ -592,8 +541,8 @@ int wl1271_acx_ap_sg_cfg(struct wl1271 *wl) } /* BT-WLAN coext parameters */ - for (i = 0; i < CONF_SG_AP_PARAMS_MAX; i++) - param->params[i] = cpu_to_le32(c->ap_params[i]); + for (i = 0; i < CONF_SG_PARAMS_MAX; i++) + param->params[i] = cpu_to_le32(c->params[i]); param->param_idx = CONF_SG_PARAMS_ALL; ret = wl1271_cmd_configure(wl, ACX_SG_CFG, param, sizeof(*param)); @@ -625,10 +574,8 @@ int wl1271_acx_cca_threshold(struct wl1271 *wl) ret = wl1271_cmd_configure(wl, ACX_CCA_THRESHOLD, detection, sizeof(*detection)); - if (ret < 0) { + if (ret < 0) wl1271_warning("failed to set cca threshold: %d", ret); - return ret; - } out: kfree(detection); @@ -648,6 +595,7 @@ int wl1271_acx_bcn_dtim_options(struct wl1271 *wl) goto out; } + bb->role_id = wl->role_id; bb->beacon_rx_timeout = cpu_to_le16(wl->conf.conn.beacon_rx_timeout); bb->broadcast_timeout = cpu_to_le16(wl->conf.conn.broadcast_timeout); bb->rx_broadcast_in_ps = wl->conf.conn.rx_broadcast_in_ps; @@ -677,6 +625,7 @@ int wl1271_acx_aid(struct wl1271 *wl, u16 aid) goto out; } + acx_aid->role_id = wl->role_id; acx_aid->aid = cpu_to_le16(aid); ret = wl1271_cmd_configure(wl, ACX_AID, acx_aid, sizeof(*acx_aid)); @@ -732,6 +681,7 @@ int wl1271_acx_set_preamble(struct wl1271 *wl, enum acx_preamble_type preamble) goto out; } + acx->role_id = wl->role_id; acx->preamble = preamble; ret = wl1271_cmd_configure(wl, ACX_PREAMBLE_TYPE, acx, sizeof(*acx)); @@ -759,6 +709,7 @@ int wl1271_acx_cts_protect(struct wl1271 *wl, goto out; } + acx->role_id = wl->role_id; acx->ctsprotect = ctsprotect; ret = wl1271_cmd_configure(wl, ACX_CTS_PROTECTION, acx, sizeof(*acx)); @@ -790,9 +741,8 @@ int wl1271_acx_statistics(struct wl1271 *wl, struct acx_statistics *stats) int wl1271_acx_sta_rate_policies(struct wl1271 *wl) { - struct acx_sta_rate_policy *acx; + struct acx_rate_policy *acx; struct conf_tx_rate_class *c = &wl->conf.tx.sta_rc_conf; - int idx = 0; int ret = 0; wl1271_debug(DEBUG_ACX, "acx rate policies"); @@ -804,25 +754,46 @@ int wl1271_acx_sta_rate_policies(struct wl1271 *wl) goto out; } + wl1271_debug(DEBUG_ACX, "basic_rate: 0x%x, full_rate: 0x%x", + wl->basic_rate, wl->rate_set); + /* configure one basic rate class */ - idx = ACX_TX_BASIC_RATE; - acx->rate_class[idx].enabled_rates = cpu_to_le32(wl->basic_rate); - acx->rate_class[idx].short_retry_limit = c->short_retry_limit; - acx->rate_class[idx].long_retry_limit = c->long_retry_limit; - acx->rate_class[idx].aflags = c->aflags; + acx->rate_policy_idx = cpu_to_le32(ACX_TX_BASIC_RATE); + acx->rate_policy.enabled_rates = cpu_to_le32(wl->basic_rate); + acx->rate_policy.short_retry_limit = c->short_retry_limit; + acx->rate_policy.long_retry_limit = c->long_retry_limit; + acx->rate_policy.aflags = c->aflags; + + ret = wl1271_cmd_configure(wl, ACX_RATE_POLICY, acx, sizeof(*acx)); + if (ret < 0) { + wl1271_warning("Setting of rate policies failed: %d", ret); + goto out; + } /* configure one AP supported rate class */ - idx = ACX_TX_AP_FULL_RATE; - acx->rate_class[idx].enabled_rates = cpu_to_le32(wl->rate_set); - acx->rate_class[idx].short_retry_limit = c->short_retry_limit; - acx->rate_class[idx].long_retry_limit = c->long_retry_limit; - acx->rate_class[idx].aflags = c->aflags; + acx->rate_policy_idx = cpu_to_le32(ACX_TX_AP_FULL_RATE); + acx->rate_policy.enabled_rates = cpu_to_le32(wl->rate_set); + acx->rate_policy.short_retry_limit = c->short_retry_limit; + acx->rate_policy.long_retry_limit = c->long_retry_limit; + acx->rate_policy.aflags = c->aflags; - acx->rate_class_cnt = cpu_to_le32(ACX_TX_RATE_POLICY_CNT); + ret = wl1271_cmd_configure(wl, ACX_RATE_POLICY, acx, sizeof(*acx)); + if (ret < 0) { + wl1271_warning("Setting of rate policies failed: %d", ret); + goto out; + } - wl1271_debug(DEBUG_ACX, "basic_rate: 0x%x, full_rate: 0x%x", - acx->rate_class[ACX_TX_BASIC_RATE].enabled_rates, - acx->rate_class[ACX_TX_AP_FULL_RATE].enabled_rates); + /* + * configure one rate class for basic p2p operations. + * (p2p packets should always go out with OFDM rates, even + * if we are currently connected to 11b AP) + */ + acx->rate_policy_idx = cpu_to_le32(ACX_TX_BASIC_RATE_P2P); + acx->rate_policy.enabled_rates = + cpu_to_le32(CONF_TX_RATE_MASK_BASIC_P2P); + acx->rate_policy.short_retry_limit = c->short_retry_limit; + acx->rate_policy.long_retry_limit = c->long_retry_limit; + acx->rate_policy.aflags = c->aflags; ret = wl1271_cmd_configure(wl, ACX_RATE_POLICY, acx, sizeof(*acx)); if (ret < 0) { @@ -838,7 +809,7 @@ out: int wl1271_acx_ap_rate_policy(struct wl1271 *wl, struct conf_tx_rate_class *c, u8 idx) { - struct acx_ap_rate_policy *acx; + struct acx_rate_policy *acx; int ret = 0; wl1271_debug(DEBUG_ACX, "acx ap rate policy %d rates 0x%x", @@ -884,6 +855,7 @@ int wl1271_acx_ac_cfg(struct wl1271 *wl, u8 ac, u8 cw_min, u16 cw_max, goto out; } + acx->role_id = wl->role_id; acx->ac = ac; acx->cw_min = cw_min; acx->cw_max = cpu_to_le16(cw_max); @@ -917,6 +889,7 @@ int wl1271_acx_tid_cfg(struct wl1271 *wl, u8 queue_id, u8 channel_type, goto out; } + acx->role_id = wl->role_id; acx->queue_id = queue_id; acx->channel_type = channel_type; acx->tsid = tsid; @@ -996,52 +969,9 @@ out: return ret; } -int wl1271_acx_ap_mem_cfg(struct wl1271 *wl) +int wl12xx_acx_mem_cfg(struct wl1271 *wl) { - struct wl1271_acx_ap_config_memory *mem_conf; - struct conf_memory_settings *mem; - int ret; - - wl1271_debug(DEBUG_ACX, "wl1271 mem cfg"); - - mem_conf = kzalloc(sizeof(*mem_conf), GFP_KERNEL); - if (!mem_conf) { - ret = -ENOMEM; - goto out; - } - - if (wl->chip.id == CHIP_ID_1283_PG20) - /* - * FIXME: The 128x AP FW does not yet support dynamic memory. - * Use the base memory configuration for 128x for now. This - * should be fine tuned in the future. - */ - mem = &wl->conf.mem_wl128x; - else - mem = &wl->conf.mem_wl127x; - - /* memory config */ - mem_conf->num_stations = mem->num_stations; - mem_conf->rx_mem_block_num = mem->rx_block_num; - mem_conf->tx_min_mem_block_num = mem->tx_min_block_num; - mem_conf->num_ssid_profiles = mem->ssid_profiles; - mem_conf->total_tx_descriptors = cpu_to_le32(ACX_TX_DESCRIPTORS); - - ret = wl1271_cmd_configure(wl, ACX_MEM_CFG, mem_conf, - sizeof(*mem_conf)); - if (ret < 0) { - wl1271_warning("wl1271 mem config failed: %d", ret); - goto out; - } - -out: - kfree(mem_conf); - return ret; -} - -int wl1271_acx_sta_mem_cfg(struct wl1271 *wl) -{ - struct wl1271_acx_sta_config_memory *mem_conf; + struct wl12xx_acx_config_memory *mem_conf; struct conf_memory_settings *mem; int ret; @@ -1068,6 +998,7 @@ int wl1271_acx_sta_mem_cfg(struct wl1271 *wl) mem_conf->tx_free_req = mem->min_req_tx_blocks; mem_conf->rx_free_req = mem->min_req_rx_blocks; mem_conf->tx_min = mem->tx_min; + mem_conf->fwlog_blocks = wl->conf.fwlog.mem_blocks; ret = wl1271_cmd_configure(wl, ACX_MEM_CFG, mem_conf, sizeof(*mem_conf)); @@ -1183,6 +1114,7 @@ int wl1271_acx_bet_enable(struct wl1271 *wl, bool enable) goto out; } + acx->role_id = wl->role_id; acx->enable = enable ? CONF_BET_MODE_ENABLE : CONF_BET_MODE_DISABLE; acx->max_consecutive = wl->conf.conn.bet_max_consecutive; @@ -1210,6 +1142,7 @@ int wl1271_acx_arp_ip_filter(struct wl1271 *wl, u8 enable, __be32 address) goto out; } + acx->role_id = wl->role_id; acx->version = ACX_IPV4_VERSION; acx->enable = enable; @@ -1269,6 +1202,7 @@ int wl1271_acx_keep_alive_mode(struct wl1271 *wl, bool enable) goto out; } + acx->role_id = wl->role_id; acx->enabled = enable; ret = wl1271_cmd_configure(wl, ACX_KEEP_ALIVE_MODE, acx, sizeof(*acx)); @@ -1295,6 +1229,7 @@ int wl1271_acx_keep_alive_config(struct wl1271 *wl, u8 index, u8 tpl_valid) goto out; } + acx->role_id = wl->role_id; acx->period = cpu_to_le32(wl->conf.conn.keep_alive_interval); acx->index = index; acx->tpl_validation = tpl_valid; @@ -1328,6 +1263,7 @@ int wl1271_acx_rssi_snr_trigger(struct wl1271 *wl, bool enable, wl->last_rssi_event = -1; + acx->role_id = wl->role_id; acx->pacing = cpu_to_le16(wl->conf.roam_trigger.trigger_pacing); acx->metric = WL1271_ACX_TRIG_METRIC_RSSI_BEACON; acx->type = WL1271_ACX_TRIG_TYPE_EDGE; @@ -1366,6 +1302,7 @@ int wl1271_acx_rssi_snr_avg_weights(struct wl1271 *wl) goto out; } + acx->role_id = wl->role_id; acx->rssi_beacon = c->avg_weight_rssi_beacon; acx->rssi_data = c->avg_weight_rssi_data; acx->snr_beacon = c->avg_weight_snr_beacon; @@ -1384,14 +1321,15 @@ out: int wl1271_acx_set_ht_capabilities(struct wl1271 *wl, struct ieee80211_sta_ht_cap *ht_cap, - bool allow_ht_operation) + bool allow_ht_operation, u8 hlid) { struct wl1271_acx_ht_capabilities *acx; - u8 mac_address[ETH_ALEN] = {0xff, 0xff, 0xff, 0xff, 0xff, 0xff}; int ret = 0; u32 ht_capabilites = 0; - wl1271_debug(DEBUG_ACX, "acx ht capabilities setting"); + wl1271_debug(DEBUG_ACX, "acx ht capabilities setting " + "sta supp: %d sta cap: %d", ht_cap->ht_supported, + ht_cap->cap); acx = kzalloc(sizeof(*acx), GFP_KERNEL); if (!acx) { @@ -1399,26 +1337,22 @@ int wl1271_acx_set_ht_capabilities(struct wl1271 *wl, goto out; } - /* Allow HT Operation ? */ - if (allow_ht_operation) { - ht_capabilites = - WL1271_ACX_FW_CAP_HT_OPERATION; - if (ht_cap->cap & IEEE80211_HT_CAP_GRN_FLD) - ht_capabilites |= - WL1271_ACX_FW_CAP_GREENFIELD_FRAME_FORMAT; - if (ht_cap->cap & IEEE80211_HT_CAP_SGI_20) - ht_capabilites |= - WL1271_ACX_FW_CAP_SHORT_GI_FOR_20MHZ_PACKETS; - if (ht_cap->cap & IEEE80211_HT_CAP_LSIG_TXOP_PROT) - ht_capabilites |= - WL1271_ACX_FW_CAP_LSIG_TXOP_PROTECTION; + if (allow_ht_operation && ht_cap->ht_supported) { + /* no need to translate capabilities - use the spec values */ + ht_capabilites = ht_cap->cap; + + /* + * this bit is not employed by the spec but only by FW to + * indicate peer HT support + */ + ht_capabilites |= WL12XX_HT_CAP_HT_OPERATION; /* get data from A-MPDU parameters field */ acx->ampdu_max_length = ht_cap->ampdu_factor; acx->ampdu_min_spacing = ht_cap->ampdu_density; } - memcpy(acx->mac_address, mac_address, ETH_ALEN); + acx->hlid = hlid; acx->ht_capabilites = cpu_to_le32(ht_capabilites); ret = wl1271_cmd_configure(wl, ACX_PEER_HT_CAP, acx, sizeof(*acx)); @@ -1446,6 +1380,7 @@ int wl1271_acx_set_ht_information(struct wl1271 *wl, goto out; } + acx->role_id = wl->role_id; acx->ht_protection = (u8)(ht_operation_mode & IEEE80211_HT_OP_MODE_PROTECTION); acx->rifs_mode = 0; @@ -1467,14 +1402,12 @@ out: } /* Configure BA session initiator/receiver parameters setting in the FW. */ -int wl1271_acx_set_ba_session(struct wl1271 *wl, - enum ieee80211_back_parties direction, - u8 tid_index, u8 policy) +int wl12xx_acx_set_ba_initiator_policy(struct wl1271 *wl) { - struct wl1271_acx_ba_session_policy *acx; + struct wl1271_acx_ba_initiator_policy *acx; int ret; - wl1271_debug(DEBUG_ACX, "acx ba session setting"); + wl1271_debug(DEBUG_ACX, "acx ba initiator policy"); acx = kzalloc(sizeof(*acx), GFP_KERNEL); if (!acx) { @@ -1482,33 +1415,18 @@ int wl1271_acx_set_ba_session(struct wl1271 *wl, goto out; } - /* ANY role */ - acx->role_id = 0xff; - acx->tid = tid_index; - acx->enable = policy; - acx->ba_direction = direction; - - switch (direction) { - case WLAN_BACK_INITIATOR: - acx->win_size = wl->conf.ht.tx_ba_win_size; - acx->inactivity_timeout = wl->conf.ht.inactivity_timeout; - break; - case WLAN_BACK_RECIPIENT: - acx->win_size = RX_BA_WIN_SIZE; - acx->inactivity_timeout = 0; - break; - default: - wl1271_error("Incorrect acx command id=%x\n", direction); - ret = -EINVAL; - goto out; - } + /* set for the current role */ + acx->role_id = wl->role_id; + acx->tid_bitmap = wl->conf.ht.tx_ba_tid_bitmap; + acx->win_size = wl->conf.ht.tx_ba_win_size; + acx->inactivity_timeout = wl->conf.ht.inactivity_timeout; ret = wl1271_cmd_configure(wl, - ACX_BA_SESSION_POLICY_CFG, + ACX_BA_SESSION_INIT_POLICY, acx, sizeof(*acx)); if (ret < 0) { - wl1271_warning("acx ba session setting failed: %d", ret); + wl1271_warning("acx ba initiator policy failed: %d", ret); goto out; } @@ -1518,8 +1436,8 @@ out: } /* setup BA session receiver setting in the FW. */ -int wl1271_acx_set_ba_receiver_session(struct wl1271 *wl, u8 tid_index, u16 ssn, - bool enable) +int wl12xx_acx_set_ba_receiver_session(struct wl1271 *wl, u8 tid_index, + u16 ssn, bool enable, u8 peer_hlid) { struct wl1271_acx_ba_receiver_setup *acx; int ret; @@ -1532,11 +1450,10 @@ int wl1271_acx_set_ba_receiver_session(struct wl1271 *wl, u8 tid_index, u16 ssn, goto out; } - /* Single link for now */ - acx->link_id = 1; + acx->hlid = peer_hlid; acx->tid = tid_index; acx->enable = enable; - acx->win_size = 0; + acx->win_size = wl->conf.ht.rx_ba_win_size; acx->ssn = ssn; ret = wl1271_cmd_configure(wl, ACX_BA_SESSION_RX_SETUP, acx, @@ -1577,22 +1494,71 @@ out: return ret; } -int wl1271_acx_max_tx_retry(struct wl1271 *wl) +int wl1271_acx_ps_rx_streaming(struct wl1271 *wl, bool enable) { - struct wl1271_acx_max_tx_retry *acx = NULL; + struct wl1271_acx_ps_rx_streaming *rx_streaming; + u32 conf_queues, enable_queues; + int i, ret = 0; + + wl1271_debug(DEBUG_ACX, "acx ps rx streaming"); + + rx_streaming = kzalloc(sizeof(*rx_streaming), GFP_KERNEL); + if (!rx_streaming) { + ret = -ENOMEM; + goto out; + } + + conf_queues = wl->conf.rx_streaming.queues; + if (enable) + enable_queues = conf_queues; + else + enable_queues = 0; + + for (i = 0; i < 8; i++) { + /* + * Skip non-changed queues, to avoid redundant acxs. + * this check assumes conf.rx_streaming.queues can't + * be changed while rx_streaming is enabled. + */ + if (!(conf_queues & BIT(i))) + continue; + + rx_streaming->role_id = wl->role_id; + rx_streaming->tid = i; + rx_streaming->enable = enable_queues & BIT(i); + rx_streaming->period = wl->conf.rx_streaming.interval; + rx_streaming->timeout = wl->conf.rx_streaming.interval; + + ret = wl1271_cmd_configure(wl, ACX_PS_RX_STREAMING, + rx_streaming, + sizeof(*rx_streaming)); + if (ret < 0) { + wl1271_warning("acx ps rx streaming failed: %d", ret); + goto out; + } + } +out: + kfree(rx_streaming); + return ret; +} + +int wl1271_acx_ap_max_tx_retry(struct wl1271 *wl) +{ + struct wl1271_acx_ap_max_tx_retry *acx = NULL; int ret; - wl1271_debug(DEBUG_ACX, "acx max tx retry"); + wl1271_debug(DEBUG_ACX, "acx ap max tx retry"); acx = kzalloc(sizeof(*acx), GFP_KERNEL); if (!acx) return -ENOMEM; - acx->max_tx_retry = cpu_to_le16(wl->conf.tx.ap_max_tx_retries); + acx->role_id = wl->role_id; + acx->max_tx_retry = cpu_to_le16(wl->conf.tx.max_tx_retries); ret = wl1271_cmd_configure(wl, ACX_MAX_TX_FAILURE, acx, sizeof(*acx)); if (ret < 0) { - wl1271_warning("acx max tx retry failed: %d", ret); + wl1271_warning("acx ap max tx retry failed: %d", ret); goto out; } @@ -1656,31 +1622,6 @@ out: return ret; } -int wl1271_acx_set_ap_beacon_filter(struct wl1271 *wl, bool enable) -{ - struct acx_ap_beacon_filter *acx = NULL; - int ret; - - wl1271_debug(DEBUG_ACX, "acx set ap beacon filter: %d", enable); - - acx = kzalloc(sizeof(*acx), GFP_KERNEL); - if (!acx) - return -ENOMEM; - - acx->enable = enable ? 1 : 0; - - ret = wl1271_cmd_configure(wl, ACX_AP_BEACON_FILTER_OPT, - acx, sizeof(*acx)); - if (ret < 0) { - wl1271_warning("acx set ap beacon filter failed: %d", ret); - goto out; - } - -out: - kfree(acx); - return ret; -} - int wl1271_acx_fm_coex(struct wl1271 *wl) { struct wl1271_acx_fm_coex *acx; @@ -1720,3 +1661,85 @@ out: kfree(acx); return ret; } + +int wl12xx_acx_set_rate_mgmt_params(struct wl1271 *wl) +{ + struct wl12xx_acx_set_rate_mgmt_params *acx = NULL; + struct conf_rate_policy_settings *conf = &wl->conf.rate; + int ret; + + wl1271_debug(DEBUG_ACX, "acx set rate mgmt params"); + + acx = kzalloc(sizeof(*acx), GFP_KERNEL); + if (!acx) + return -ENOMEM; + + acx->index = ACX_RATE_MGMT_ALL_PARAMS; + acx->rate_retry_score = cpu_to_le16(conf->rate_retry_score); + acx->per_add = cpu_to_le16(conf->per_add); + acx->per_th1 = cpu_to_le16(conf->per_th1); + acx->per_th2 = cpu_to_le16(conf->per_th2); + acx->max_per = cpu_to_le16(conf->max_per); + acx->inverse_curiosity_factor = conf->inverse_curiosity_factor; + acx->tx_fail_low_th = conf->tx_fail_low_th; + acx->tx_fail_high_th = conf->tx_fail_high_th; + acx->per_alpha_shift = conf->per_alpha_shift; + acx->per_add_shift = conf->per_add_shift; + acx->per_beta1_shift = conf->per_beta1_shift; + acx->per_beta2_shift = conf->per_beta2_shift; + acx->rate_check_up = conf->rate_check_up; + acx->rate_check_down = conf->rate_check_down; + memcpy(acx->rate_retry_policy, conf->rate_retry_policy, + sizeof(acx->rate_retry_policy)); + + ret = wl1271_cmd_configure(wl, ACX_SET_RATE_MGMT_PARAMS, + acx, sizeof(*acx)); + if (ret < 0) { + wl1271_warning("acx set rate mgmt params failed: %d", ret); + goto out; + } + +out: + kfree(acx); + return ret; +} + +int wl12xx_acx_config_hangover(struct wl1271 *wl) +{ + struct wl12xx_acx_config_hangover *acx; + struct conf_hangover_settings *conf = &wl->conf.hangover; + int ret; + + wl1271_debug(DEBUG_ACX, "acx config hangover"); + + acx = kzalloc(sizeof(*acx), GFP_KERNEL); + if (!acx) { + ret = -ENOMEM; + goto out; + } + + acx->recover_time = cpu_to_le32(conf->recover_time); + acx->hangover_period = conf->hangover_period; + acx->dynamic_mode = conf->dynamic_mode; + acx->early_termination_mode = conf->early_termination_mode; + acx->max_period = conf->max_period; + acx->min_period = conf->min_period; + acx->increase_delta = conf->increase_delta; + acx->decrease_delta = conf->decrease_delta; + acx->quiet_time = conf->quiet_time; + acx->increase_time = conf->increase_time; + acx->window_size = acx->window_size; + + ret = wl1271_cmd_configure(wl, ACX_CONFIG_HANGOVER, acx, + sizeof(*acx)); + + if (ret < 0) { + wl1271_warning("acx config hangover failed: %d", ret); + goto out; + } + +out: + kfree(acx); + return ret; + +} diff --git a/drivers/net/wireless/wl12xx/acx.h b/drivers/net/wireless/wl12xx/acx.h index 9a895e3..e3f93b4 100644 --- a/drivers/net/wireless/wl12xx/acx.h +++ b/drivers/net/wireless/wl12xx/acx.h @@ -101,6 +101,17 @@ struct acx_error_counter { __le32 seq_num_miss; } __packed; +enum wl12xx_role { + WL1271_ROLE_STA = 0, + WL1271_ROLE_IBSS, + WL1271_ROLE_AP, + WL1271_ROLE_DEVICE, + WL1271_ROLE_P2P_CL, + WL1271_ROLE_P2P_GO, + + WL12XX_INVALID_ROLE_TYPE = 0xff +}; + enum wl1271_psm_mode { /* Active mode */ WL1271_PSM_CAM = 0, @@ -160,94 +171,6 @@ struct acx_rx_msdu_lifetime { __le32 lifetime; } __packed; -/* - * RX Config Options Table - * Bit Definition - * === ========== - * 31:14 Reserved - * 13 Copy RX Status - when set, write three receive status words - * to top of rx'd MPDUs. - * When cleared, do not write three status words (added rev 1.5) - * 12 Reserved - * 11 RX Complete upon FCS error - when set, give rx complete - * interrupt for FCS errors, after the rx filtering, e.g. unicast - * frames not to us with FCS error will not generate an interrupt. - * 10 SSID Filter Enable - When set, the WiLink discards all beacon, - * probe request, and probe response frames with an SSID that does - * not match the SSID specified by the host in the START/JOIN - * command. - * When clear, the WiLink receives frames with any SSID. - * 9 Broadcast Filter Enable - When set, the WiLink discards all - * broadcast frames. When clear, the WiLink receives all received - * broadcast frames. - * 8:6 Reserved - * 5 BSSID Filter Enable - When set, the WiLink discards any frames - * with a BSSID that does not match the BSSID specified by the - * host. - * When clear, the WiLink receives frames from any BSSID. - * 4 MAC Addr Filter - When set, the WiLink discards any frames - * with a destination address that does not match the MAC address - * of the adaptor. - * When clear, the WiLink receives frames destined to any MAC - * address. - * 3 Promiscuous - When set, the WiLink receives all valid frames - * (i.e., all frames that pass the FCS check). - * When clear, only frames that pass the other filters specified - * are received. - * 2 FCS - When set, the WiLink includes the FCS with the received - * frame. - * When cleared, the FCS is discarded. - * 1 PLCP header - When set, write all data from baseband to frame - * buffer including PHY header. - * 0 Reserved - Always equal to 0. - * - * RX Filter Options Table - * Bit Definition - * === ========== - * 31:12 Reserved - Always equal to 0. - * 11 Association - When set, the WiLink receives all association - * related frames (association request/response, reassocation - * request/response, and disassociation). When clear, these frames - * are discarded. - * 10 Auth/De auth - When set, the WiLink receives all authentication - * and de-authentication frames. When clear, these frames are - * discarded. - * 9 Beacon - When set, the WiLink receives all beacon frames. - * When clear, these frames are discarded. - * 8 Contention Free - When set, the WiLink receives all contention - * free frames. - * When clear, these frames are discarded. - * 7 Control - When set, the WiLink receives all control frames. - * When clear, these frames are discarded. - * 6 Data - When set, the WiLink receives all data frames. - * When clear, these frames are discarded. - * 5 FCS Error - When set, the WiLink receives frames that have FCS - * errors. - * When clear, these frames are discarded. - * 4 Management - When set, the WiLink receives all management - * frames. - * When clear, these frames are discarded. - * 3 Probe Request - When set, the WiLink receives all probe request - * frames. - * When clear, these frames are discarded. - * 2 Probe Response - When set, the WiLink receives all probe - * response frames. - * When clear, these frames are discarded. - * 1 RTS/CTS/ACK - When set, the WiLink receives all RTS, CTS and ACK - * frames. - * When clear, these frames are discarded. - * 0 Rsvd Type/Sub Type - When set, the WiLink receives all frames - * that have reserved frame types and sub types as defined by the - * 802.11 specification. - * When clear, these frames are discarded. - */ -struct acx_rx_config { - struct acx_header header; - - __le32 config_options; - __le32 filter_options; -} __packed; - struct acx_packet_detection { struct acx_header header; @@ -267,9 +190,10 @@ enum acx_slot_type { struct acx_slot { struct acx_header header; + u8 role_id; u8 wone_index; /* Reserved */ u8 slot_time; - u8 reserved[6]; + u8 reserved[5]; } __packed; @@ -279,29 +203,35 @@ struct acx_slot { struct acx_dot11_grp_addr_tbl { struct acx_header header; + u8 role_id; u8 enabled; u8 num_groups; - u8 pad[2]; + u8 pad[1]; u8 mac_table[ADDRESS_GROUP_MAX_LEN]; } __packed; struct acx_rx_timeout { struct acx_header header; + u8 role_id; + u8 reserved; __le16 ps_poll_timeout; __le16 upsd_timeout; + u8 padding[2]; } __packed; struct acx_rts_threshold { struct acx_header header; + u8 role_id; + u8 reserved; __le16 threshold; - u8 pad[2]; } __packed; struct acx_beacon_filter_option { struct acx_header header; + u8 role_id; u8 enable; /* * The number of beacons without the unicast TIM @@ -311,7 +241,7 @@ struct acx_beacon_filter_option { * without the unicast TIM bit set are dropped. */ u8 max_num_beacons; - u8 pad[2]; + u8 pad[1]; } __packed; /* @@ -350,14 +280,17 @@ struct acx_beacon_filter_option { struct acx_beacon_filter_ie_table { struct acx_header header; + u8 role_id; u8 num_ie; - u8 pad[3]; + u8 pad[2]; u8 table[BEACON_FILTER_TABLE_MAX_SIZE]; } __packed; struct acx_conn_monit_params { struct acx_header header; + u8 role_id; + u8 padding[3]; __le32 synch_fail_thold; /* number of beacons missed */ __le32 bss_lose_timeout; /* number of TU's from synch fail */ } __packed; @@ -369,23 +302,14 @@ struct acx_bt_wlan_coex { u8 pad[3]; } __packed; -struct acx_sta_bt_wlan_coex_param { - struct acx_header header; - - __le32 params[CONF_SG_STA_PARAMS_MAX]; - u8 param_idx; - u8 padding[3]; -} __packed; - -struct acx_ap_bt_wlan_coex_param { +struct acx_bt_wlan_coex_param { struct acx_header header; - __le32 params[CONF_SG_AP_PARAMS_MAX]; + __le32 params[CONF_SG_PARAMS_MAX]; u8 param_idx; u8 padding[3]; } __packed; - struct acx_dco_itrim_params { struct acx_header header; @@ -406,15 +330,16 @@ struct acx_energy_detection { struct acx_beacon_broadcast { struct acx_header header; - __le16 beacon_rx_timeout; - __le16 broadcast_timeout; - + u8 role_id; /* Enables receiving of broadcast packets in PS mode */ u8 rx_broadcast_in_ps; + __le16 beacon_rx_timeout; + __le16 broadcast_timeout; + /* Consecutive PS Poll failures before updating the host */ u8 ps_poll_threshold; - u8 pad[2]; + u8 pad[1]; } __packed; struct acx_event_mask { @@ -424,35 +349,6 @@ struct acx_event_mask { __le32 high_event_mask; /* Unused */ } __packed; -#define CFG_RX_FCS BIT(2) -#define CFG_RX_ALL_GOOD BIT(3) -#define CFG_UNI_FILTER_EN BIT(4) -#define CFG_BSSID_FILTER_EN BIT(5) -#define CFG_MC_FILTER_EN BIT(6) -#define CFG_MC_ADDR0_EN BIT(7) -#define CFG_MC_ADDR1_EN BIT(8) -#define CFG_BC_REJECT_EN BIT(9) -#define CFG_SSID_FILTER_EN BIT(10) -#define CFG_RX_INT_FCS_ERROR BIT(11) -#define CFG_RX_INT_ENCRYPTED BIT(12) -#define CFG_RX_WR_RX_STATUS BIT(13) -#define CFG_RX_FILTER_NULTI BIT(14) -#define CFG_RX_RESERVE BIT(15) -#define CFG_RX_TIMESTAMP_TSF BIT(16) - -#define CFG_RX_RSV_EN BIT(0) -#define CFG_RX_RCTS_ACK BIT(1) -#define CFG_RX_PRSP_EN BIT(2) -#define CFG_RX_PREQ_EN BIT(3) -#define CFG_RX_MGMT_EN BIT(4) -#define CFG_RX_FCS_ERROR BIT(5) -#define CFG_RX_DATA_EN BIT(6) -#define CFG_RX_CTL_EN BIT(7) -#define CFG_RX_CF_EN BIT(8) -#define CFG_RX_BCN_EN BIT(9) -#define CFG_RX_AUTH_EN BIT(10) -#define CFG_RX_ASSOC_EN BIT(11) - #define SCAN_PASSIVE BIT(0) #define SCAN_5GHZ_BAND BIT(1) #define SCAN_TRIGGERED BIT(2) @@ -465,6 +361,8 @@ struct acx_event_mask { struct acx_feature_config { struct acx_header header; + u8 role_id; + u8 padding[3]; __le32 options; __le32 data_flow_options; } __packed; @@ -472,16 +370,18 @@ struct acx_feature_config { struct acx_current_tx_power { struct acx_header header; + u8 role_id; u8 current_tx_power; - u8 padding[3]; + u8 padding[2]; } __packed; struct acx_wake_up_condition { struct acx_header header; + u8 role_id; u8 wake_up_event; /* Only one bit can be set */ u8 listen_interval; - u8 pad[2]; + u8 pad[1]; } __packed; struct acx_aid { @@ -490,8 +390,9 @@ struct acx_aid { /* * To be set when associated with an AP. */ + u8 role_id; + u8 reserved; __le16 aid; - u8 pad[2]; } __packed; enum acx_preamble_type { @@ -506,8 +407,9 @@ struct acx_preamble { * When set, the WiLink transmits the frames with a short preamble and * when cleared, the WiLink transmits the frames with a long preamble. */ + u8 role_id; u8 preamble; - u8 padding[3]; + u8 padding[2]; } __packed; enum acx_ctsprotect_type { @@ -517,8 +419,9 @@ enum acx_ctsprotect_type { struct acx_ctsprotect { struct acx_header header; + u8 role_id; u8 ctsprotect; - u8 padding[3]; + u8 padding[2]; } __packed; struct acx_tx_statistics { @@ -753,18 +656,10 @@ struct acx_rate_class { #define ACX_TX_BASIC_RATE 0 #define ACX_TX_AP_FULL_RATE 1 -#define ACX_TX_RATE_POLICY_CNT 2 -struct acx_sta_rate_policy { - struct acx_header header; - - __le32 rate_class_cnt; - struct acx_rate_class rate_class[CONF_TX_MAX_RATE_CLASSES]; -} __packed; - - +#define ACX_TX_BASIC_RATE_P2P 2 #define ACX_TX_AP_MODE_MGMT_RATE 4 #define ACX_TX_AP_MODE_BCST_RATE 5 -struct acx_ap_rate_policy { +struct acx_rate_policy { struct acx_header header; __le32 rate_policy_idx; @@ -773,22 +668,23 @@ struct acx_ap_rate_policy { struct acx_ac_cfg { struct acx_header header; + u8 role_id; u8 ac; + u8 aifsn; u8 cw_min; __le16 cw_max; - u8 aifsn; - u8 reserved; __le16 tx_op_limit; } __packed; struct acx_tid_config { struct acx_header header; + u8 role_id; u8 queue_id; u8 channel_type; u8 tsid; u8 ps_scheme; u8 ack_policy; - u8 padding[3]; + u8 padding[2]; __le32 apsd_conf[2]; } __packed; @@ -804,19 +700,7 @@ struct acx_tx_config_options { __le16 tx_compl_threshold; /* number of packets */ } __packed; -#define ACX_TX_DESCRIPTORS 32 - -struct wl1271_acx_ap_config_memory { - struct acx_header header; - - u8 rx_mem_block_num; - u8 tx_min_mem_block_num; - u8 num_stations; - u8 num_ssid_profiles; - __le32 total_tx_descriptors; -} __packed; - -struct wl1271_acx_sta_config_memory { +struct wl12xx_acx_config_memory { struct acx_header header; u8 rx_mem_block_num; @@ -828,6 +712,8 @@ struct wl1271_acx_sta_config_memory { u8 tx_free_req; u8 rx_free_req; u8 tx_min; + u8 fwlog_blocks; + u8 padding[3]; } __packed; struct wl1271_acx_mem_map { @@ -888,9 +774,10 @@ struct wl1271_acx_rx_config_opt { struct wl1271_acx_bet_enable { struct acx_header header; + u8 role_id; u8 enable; u8 max_consecutive; - u8 padding[2]; + u8 padding[1]; } __packed; #define ACX_IPV4_VERSION 4 @@ -903,9 +790,10 @@ struct wl1271_acx_bet_enable { struct wl1271_acx_arp_filter { struct acx_header header; + u8 role_id; u8 version; /* ACX_IPV4_VERSION, ACX_IPV6_VERSION */ u8 enable; /* bitmap of enabled ARP filtering features */ - u8 padding[2]; + u8 padding[1]; u8 address[16]; /* The configured device IP address - all ARP requests directed to this IP address will pass through. For IPv4, the first four bytes are @@ -923,8 +811,9 @@ struct wl1271_acx_pm_config { struct wl1271_acx_keep_alive_mode { struct acx_header header; + u8 role_id; u8 enabled; - u8 padding[3]; + u8 padding[2]; } __packed; enum { @@ -940,11 +829,11 @@ enum { struct wl1271_acx_keep_alive_config { struct acx_header header; - __le32 period; + u8 role_id; u8 index; u8 tpl_validation; u8 trigger; - u8 padding; + __le32 period; } __packed; #define HOST_IF_CFG_RX_FIFO_ENABLE BIT(0) @@ -988,26 +877,33 @@ enum { struct wl1271_acx_rssi_snr_trigger { struct acx_header header; - __le16 threshold; - __le16 pacing; /* 0 - 60000 ms */ + u8 role_id; u8 metric; u8 type; u8 dir; + __le16 threshold; + __le16 pacing; /* 0 - 60000 ms */ u8 hysteresis; u8 index; u8 enable; - u8 padding[2]; + u8 padding[1]; }; struct wl1271_acx_rssi_snr_avg_weights { struct acx_header header; + u8 role_id; + u8 padding[3]; u8 rssi_beacon; u8 rssi_data; u8 snr_beacon; u8 snr_data; }; + +/* special capability bit (not employed by the 802.11n spec) */ +#define WL12XX_HT_CAP_HT_OPERATION BIT(16) + /* * ACX_PEER_HT_CAP * Configure HT capabilities - declare the capabilities of the peer @@ -1016,28 +912,11 @@ struct wl1271_acx_rssi_snr_avg_weights { struct wl1271_acx_ht_capabilities { struct acx_header header; - /* - * bit 0 - Allow HT Operation - * bit 1 - Allow Greenfield format in TX - * bit 2 - Allow Short GI in TX - * bit 3 - Allow L-SIG TXOP Protection in TX - * bit 4 - Allow HT Control fields in TX. - * Note, driver will still leave space for HT control in packets - * regardless of the value of this field. FW will be responsible - * to drop the HT field from any frame when this Bit set to 0. - * bit 5 - Allow RD initiation in TXOP. FW is allowed to initate RD. - * Exact policy setting for this feature is TBD. - * Note, this bit can only be set to 1 if bit 3 is set to 1. - */ + /* bitmask of capability bits supported by the peer */ __le32 ht_capabilites; - /* - * Indicates to which peer these capabilities apply. - * For infrastructure use ff:ff:ff:ff:ff:ff that indicates relevance - * for all peers. - * Only valid for IBSS/DLS operation. - */ - u8 mac_address[ETH_ALEN]; + /* Indicates to which link these capabilities apply. */ + u8 hlid; /* * This the maximum A-MPDU length supported by the AP. The FW may not @@ -1047,16 +926,9 @@ struct wl1271_acx_ht_capabilities { /* This is the minimal spacing required when sending A-MPDUs to the AP*/ u8 ampdu_min_spacing; -} __packed; - -/* HT Capabilites Fw Bit Mask Mapping */ -#define WL1271_ACX_FW_CAP_HT_OPERATION BIT(0) -#define WL1271_ACX_FW_CAP_GREENFIELD_FRAME_FORMAT BIT(1) -#define WL1271_ACX_FW_CAP_SHORT_GI_FOR_20MHZ_PACKETS BIT(2) -#define WL1271_ACX_FW_CAP_LSIG_TXOP_PROTECTION BIT(3) -#define WL1271_ACX_FW_CAP_HT_CONTROL_FIELDS BIT(4) -#define WL1271_ACX_FW_CAP_RD_INITIATION BIT(5) + u8 padding; +} __packed; /* * ACX_HT_BSS_OPERATION @@ -1065,6 +937,8 @@ struct wl1271_acx_ht_capabilities { struct wl1271_acx_ht_information { struct acx_header header; + u8 role_id; + /* Values: 0 - RIFS not allowed, 1 - RIFS allowed */ u8 rifs_mode; @@ -1086,60 +960,51 @@ struct wl1271_acx_ht_information { */ u8 dual_cts_protection; - u8 padding[3]; + u8 padding[2]; } __packed; -#define RX_BA_WIN_SIZE 8 +#define RX_BA_MAX_SESSIONS 2 -struct wl1271_acx_ba_session_policy { +struct wl1271_acx_ba_initiator_policy { struct acx_header header; - /* - * Specifies role Id, Range 0-7, 0xFF means ANY role. - * Future use. For now this field is irrelevant - */ + + /* Specifies role Id, Range 0-7, 0xFF means ANY role. */ u8 role_id; + /* - * Specifies Link Id, Range 0-31, 0xFF means ANY Link Id. - * Not applicable if Role Id is set to ANY. + * Per TID setting for allowing TX BA. Set a bit to 1 to allow + * TX BA sessions for the corresponding TID. */ - u8 link_id; - - u8 tid; - - u8 enable; + u8 tid_bitmap; /* Windows size in number of packets */ - u16 win_size; + u8 win_size; - /* - * As initiator inactivity timeout in time units(TU) of 1024us. - * As receiver reserved - */ - u16 inactivity_timeout; + u8 padding1[1]; - /* Initiator = 1/Receiver = 0 */ - u8 ba_direction; + /* As initiator inactivity timeout in time units(TU) of 1024us */ + u16 inactivity_timeout; - u8 padding[3]; + u8 padding[2]; } __packed; struct wl1271_acx_ba_receiver_setup { struct acx_header header; - /* Specifies Link Id, Range 0-31, 0xFF means ANY Link Id */ - u8 link_id; + /* Specifies link id, range 0-31 */ + u8 hlid; u8 tid; u8 enable; - u8 padding[1]; - /* Windows size in number of packets */ - u16 win_size; + u8 win_size; /* BA session starting sequence number. RANGE 0-FFF */ u16 ssn; + + u8 padding[2]; } __packed; struct wl1271_acx_fw_tsf_information { @@ -1153,15 +1018,32 @@ struct wl1271_acx_fw_tsf_information { u8 padding[3]; } __packed; -struct wl1271_acx_max_tx_retry { +struct wl1271_acx_ps_rx_streaming { struct acx_header header; + u8 role_id; + u8 tid; + u8 enable; + + /* interval between triggers (10-100 msec) */ + u8 period; + + /* timeout before first trigger (0-200 msec) */ + u8 timeout; + u8 padding[3]; +} __packed; + +struct wl1271_acx_ap_max_tx_retry { + struct acx_header header; + + u8 role_id; + u8 padding_1; + /* * the number of frames transmission failures before * issuing the aging event. */ __le16 max_tx_retry; - u8 padding_1[2]; } __packed; struct wl1271_acx_config_ps { @@ -1180,13 +1062,6 @@ struct wl1271_acx_inconnection_sta { u8 padding1[2]; } __packed; -struct acx_ap_beacon_filter { - struct acx_header header; - - u8 enable; - u8 pad[3]; -} __packed; - /* * ACX_FM_COEX_CFG * set the FM co-existence parameters. @@ -1246,6 +1121,47 @@ struct wl1271_acx_fm_coex { u8 swallow_clk_diff; } __packed; +#define ACX_RATE_MGMT_ALL_PARAMS 0xff +struct wl12xx_acx_set_rate_mgmt_params { + struct acx_header header; + + u8 index; /* 0xff to configure all params */ + u8 padding1; + __le16 rate_retry_score; + __le16 per_add; + __le16 per_th1; + __le16 per_th2; + __le16 max_per; + u8 inverse_curiosity_factor; + u8 tx_fail_low_th; + u8 tx_fail_high_th; + u8 per_alpha_shift; + u8 per_add_shift; + u8 per_beta1_shift; + u8 per_beta2_shift; + u8 rate_check_up; + u8 rate_check_down; + u8 rate_retry_policy[ACX_RATE_MGMT_NUM_OF_RATES]; + u8 padding2[2]; +} __packed; + +struct wl12xx_acx_config_hangover { + struct acx_header header; + + __le32 recover_time; + u8 hangover_period; + u8 dynamic_mode; + u8 early_termination_mode; + u8 max_period; + u8 min_period; + u8 increase_delta; + u8 decrease_delta; + u8 quiet_time; + u8 increase_time; + u8 window_size; + u8 padding[2]; +} __packed; + enum { ACX_WAKE_UP_CONDITIONS = 0x0002, ACX_MEM_CFG = 0x0003, @@ -1253,10 +1169,7 @@ enum { ACX_AC_CFG = 0x0007, ACX_MEM_MAP = 0x0008, ACX_AID = 0x000A, - /* ACX_FW_REV is missing in the ref driver, but seems to work */ - ACX_FW_REV = 0x000D, ACX_MEDIUM_USAGE = 0x000F, - ACX_RX_CFG = 0x0010, ACX_TX_QUEUE_CFG = 0x0011, /* FIXME: only used by wl1251 */ ACX_STATISTICS = 0x0013, /* Debug API */ ACX_PWR_CONSUMPTION_STATISTICS = 0x0014, @@ -1264,7 +1177,6 @@ enum { ACX_TID_CFG = 0x001A, ACX_PS_RX_STREAMING = 0x001B, ACX_BEACON_FILTER_OPT = 0x001F, - ACX_AP_BEACON_FILTER_OPT = 0x0020, ACX_NOISE_HIST = 0x0021, ACX_HDK_VERSION = 0x0022, /* ??? */ ACX_PD_THRESHOLD = 0x0023, @@ -1272,7 +1184,6 @@ enum { ACX_CCA_THRESHOLD = 0x0025, ACX_EVENT_MBOX_MASK = 0x0026, ACX_CONN_MONIT_PARAMS = 0x002D, - ACX_CONS_TX_FAILURE = 0x002F, ACX_BCN_DTIM_OPTIONS = 0x0031, ACX_SG_ENABLE = 0x0032, ACX_SG_CFG = 0x0033, @@ -1299,11 +1210,14 @@ enum { ACX_RSSI_SNR_WEIGHTS = 0x0052, ACX_KEEP_ALIVE_MODE = 0x0053, ACX_SET_KEEP_ALIVE_CONFIG = 0x0054, - ACX_BA_SESSION_POLICY_CFG = 0x0055, + ACX_BA_SESSION_INIT_POLICY = 0x0055, ACX_BA_SESSION_RX_SETUP = 0x0056, ACX_PEER_HT_CAP = 0x0057, ACX_HT_BSS_OPERATION = 0x0058, ACX_COEX_ACTIVITY = 0x0059, + ACX_BURST_MODE = 0x005C, + ACX_SET_RATE_MGMT_PARAMS = 0x005D, + ACX_SET_RATE_ADAPT_PARAMS = 0x0060, ACX_SET_DCO_ITRIM_PARAMS = 0x0061, ACX_GEN_FW_CMD = 0x0070, ACX_HOST_IF_CFG_BITMAP = 0x0071, @@ -1327,7 +1241,6 @@ int wl1271_acx_feature_cfg(struct wl1271 *wl); int wl1271_acx_mem_map(struct wl1271 *wl, struct acx_header *mem_map, size_t len); int wl1271_acx_rx_msdu_life_time(struct wl1271 *wl); -int wl1271_acx_rx_config(struct wl1271 *wl, u32 config, u32 filter); int wl1271_acx_pd_threshold(struct wl1271 *wl); int wl1271_acx_slot(struct wl1271 *wl, enum acx_slot_type slot_time); int wl1271_acx_group_address_tbl(struct wl1271 *wl, bool enable, @@ -1339,8 +1252,7 @@ int wl1271_acx_beacon_filter_opt(struct wl1271 *wl, bool enable_filter); int wl1271_acx_beacon_filter_table(struct wl1271 *wl); int wl1271_acx_conn_monit_params(struct wl1271 *wl, bool enable); int wl1271_acx_sg_enable(struct wl1271 *wl, bool enable); -int wl1271_acx_sta_sg_cfg(struct wl1271 *wl); -int wl1271_acx_ap_sg_cfg(struct wl1271 *wl); +int wl12xx_acx_sg_cfg(struct wl1271 *wl); int wl1271_acx_cca_threshold(struct wl1271 *wl); int wl1271_acx_bcn_dtim_options(struct wl1271 *wl); int wl1271_acx_aid(struct wl1271 *wl, u16 aid); @@ -1359,8 +1271,7 @@ int wl1271_acx_tid_cfg(struct wl1271 *wl, u8 queue_id, u8 channel_type, u32 apsd_conf0, u32 apsd_conf1); int wl1271_acx_frag_threshold(struct wl1271 *wl, u32 frag_threshold); int wl1271_acx_tx_config_options(struct wl1271 *wl); -int wl1271_acx_ap_mem_cfg(struct wl1271 *wl); -int wl1271_acx_sta_mem_cfg(struct wl1271 *wl); +int wl12xx_acx_mem_cfg(struct wl1271 *wl); int wl1271_acx_init_mem_config(struct wl1271 *wl); int wl1271_acx_host_if_cfg_bitmap(struct wl1271 *wl, u32 host_cfg_bitmap); int wl1271_acx_init_rx_interrupt(struct wl1271 *wl); @@ -1375,19 +1286,19 @@ int wl1271_acx_rssi_snr_trigger(struct wl1271 *wl, bool enable, int wl1271_acx_rssi_snr_avg_weights(struct wl1271 *wl); int wl1271_acx_set_ht_capabilities(struct wl1271 *wl, struct ieee80211_sta_ht_cap *ht_cap, - bool allow_ht_operation); + bool allow_ht_operation, u8 hlid); int wl1271_acx_set_ht_information(struct wl1271 *wl, u16 ht_operation_mode); -int wl1271_acx_set_ba_session(struct wl1271 *wl, - enum ieee80211_back_parties direction, - u8 tid_index, u8 policy); -int wl1271_acx_set_ba_receiver_session(struct wl1271 *wl, u8 tid_index, u16 ssn, - bool enable); +int wl12xx_acx_set_ba_initiator_policy(struct wl1271 *wl); +int wl12xx_acx_set_ba_receiver_session(struct wl1271 *wl, u8 tid_index, + u16 ssn, bool enable, u8 peer_hlid); int wl1271_acx_tsf_info(struct wl1271 *wl, u64 *mactime); -int wl1271_acx_max_tx_retry(struct wl1271 *wl); +int wl1271_acx_ps_rx_streaming(struct wl1271 *wl, bool enable); +int wl1271_acx_ap_max_tx_retry(struct wl1271 *wl); int wl1271_acx_config_ps(struct wl1271 *wl); int wl1271_acx_set_inconnection_sta(struct wl1271 *wl, u8 *addr); -int wl1271_acx_set_ap_beacon_filter(struct wl1271 *wl, bool enable); int wl1271_acx_fm_coex(struct wl1271 *wl); +int wl12xx_acx_set_rate_mgmt_params(struct wl1271 *wl); +int wl12xx_acx_config_hangover(struct wl1271 *wl); #endif /* __WL1271_ACX_H__ */ diff --git a/drivers/net/wireless/wl12xx/boot.c b/drivers/net/wireless/wl12xx/boot.c index e0e1688..a7b327d 100644 --- a/drivers/net/wireless/wl12xx/boot.c +++ b/drivers/net/wireless/wl12xx/boot.c @@ -23,6 +23,7 @@ #include <linux/slab.h> #include <linux/wl12xx.h> +#include <linux/export.h> #include "acx.h" #include "reg.h" @@ -102,6 +103,23 @@ static void wl1271_boot_set_ecpu_ctrl(struct wl1271 *wl, u32 flag) wl1271_write32(wl, ACX_REG_ECPU_CONTROL, cpu_ctrl); } +static unsigned int wl12xx_get_fw_ver_quirks(struct wl1271 *wl) +{ + unsigned int quirks = 0; + unsigned int *fw_ver = wl->chip.fw_ver; + + /* Only new station firmwares support routing fw logs to the host */ + if ((fw_ver[FW_VER_IF_TYPE] == FW_VER_IF_TYPE_STA) && + (fw_ver[FW_VER_MINOR] < FW_VER_MINOR_FWLOG_STA_MIN)) + quirks |= WL12XX_QUIRK_FWLOG_NOT_IMPLEMENTED; + + /* This feature is not yet supported for AP mode */ + if (fw_ver[FW_VER_IF_TYPE] == FW_VER_IF_TYPE_AP) + quirks |= WL12XX_QUIRK_FWLOG_NOT_IMPLEMENTED; + + return quirks; +} + static void wl1271_parse_fw_ver(struct wl1271 *wl) { int ret; @@ -116,6 +134,9 @@ static void wl1271_parse_fw_ver(struct wl1271 *wl) memset(wl->chip.fw_ver, 0, sizeof(wl->chip.fw_ver)); return; } + + /* Check if any quirks are needed with older fw versions */ + wl->quirks |= wl12xx_get_fw_ver_quirks(wl); } static void wl1271_boot_fw_version(struct wl1271 *wl) @@ -274,9 +295,7 @@ static int wl1271_boot_upload_nvs(struct wl1271 *wl) */ if (wl->nvs_len == sizeof(struct wl1271_nvs_file) || wl->nvs_len == WL1271_INI_LEGACY_NVS_FILE_SIZE) { - /* for now 11a is unsupported in AP mode */ - if (wl->bss_type != BSS_TYPE_AP_BSS && - nvs->general_params.dual_mode_select) + if (nvs->general_params.dual_mode_select) wl->enable_11a = true; } @@ -488,18 +507,19 @@ static int wl1271_boot_run_firmware(struct wl1271 *wl) wl->event_mask = BSS_LOSE_EVENT_ID | SCAN_COMPLETE_EVENT_ID | PS_REPORT_EVENT_ID | - JOIN_EVENT_COMPLETE_ID | DISCONNECT_EVENT_COMPLETE_ID | RSSI_SNR_TRIGGER_0_EVENT_ID | PSPOLL_DELIVERY_FAILURE_EVENT_ID | SOFT_GEMINI_SENSE_EVENT_ID | PERIODIC_SCAN_REPORT_EVENT_ID | - PERIODIC_SCAN_COMPLETE_EVENT_ID; - - if (wl->bss_type == BSS_TYPE_AP_BSS) - wl->event_mask |= STA_REMOVE_COMPLETE_EVENT_ID; - else - wl->event_mask |= DUMMY_PACKET_EVENT_ID; + PERIODIC_SCAN_COMPLETE_EVENT_ID | + DUMMY_PACKET_EVENT_ID | + PEER_REMOVE_COMPLETE_EVENT_ID | + BA_SESSION_RX_CONSTRAINT_EVENT_ID | + REMAIN_ON_CHANNEL_COMPLETE_EVENT_ID | + INACTIVE_STA_EVENT_ID | + MAX_TX_RETRY_EVENT_ID | + CHANNEL_SWITCH_COMPLETE_EVENT_ID; ret = wl1271_event_unmask(wl); if (ret < 0) { @@ -530,13 +550,13 @@ static void wl1271_boot_hw_version(struct wl1271 *wl) { u32 fuse; - fuse = wl1271_top_reg_read(wl, REG_FUSE_DATA_2_1); + if (wl->chip.id == CHIP_ID_1283_PG20) + fuse = wl1271_top_reg_read(wl, WL128X_REG_FUSE_DATA_2_1); + else + fuse = wl1271_top_reg_read(wl, WL127X_REG_FUSE_DATA_2_1); fuse = (fuse & PG_VER_MASK) >> PG_VER_OFFSET; wl->hw_pg_ver = (s8)fuse; - - if (((wl->hw_pg_ver & PG_MAJOR_VER_MASK) >> PG_MAJOR_VER_OFFSET) < 3) - wl->quirks |= WL12XX_QUIRK_END_OF_TRANSACTION; } static int wl128x_switch_tcxo_to_fref(struct wl1271 *wl) @@ -677,7 +697,8 @@ static int wl127x_boot_clk(struct wl1271 *wl) u32 pause; u32 clk; - wl1271_boot_hw_version(wl); + if (((wl->hw_pg_ver & PG_MAJOR_VER_MASK) >> PG_MAJOR_VER_OFFSET) < 3) + wl->quirks |= WL12XX_QUIRK_END_OF_TRANSACTION; if (wl->ref_clock == CONF_REF_CLK_19_2_E || wl->ref_clock == CONF_REF_CLK_38_4_E || @@ -731,6 +752,8 @@ int wl1271_load_firmware(struct wl1271 *wl) u32 tmp, clk; int selected_clock = -1; + wl1271_boot_hw_version(wl); + if (wl->chip.id == CHIP_ID_1283_PG20) { ret = wl128x_boot_clk(wl, &selected_clock); if (ret < 0) @@ -830,9 +853,6 @@ int wl1271_boot(struct wl1271 *wl) /* Enable firmware interrupts now */ wl1271_boot_enable_interrupts(wl); - /* set the wl1271 default filters */ - wl1271_set_default_filters(wl); - wl1271_event_mbox_config(wl); out: diff --git a/drivers/net/wireless/wl12xx/boot.h b/drivers/net/wireless/wl12xx/boot.h index e8f8255..06dad93 100644 --- a/drivers/net/wireless/wl12xx/boot.h +++ b/drivers/net/wireless/wl12xx/boot.h @@ -55,7 +55,8 @@ struct wl1271_static_data { #define OCP_REG_CLK_POLARITY 0x0cb2 #define OCP_REG_CLK_PULL 0x0cb4 -#define REG_FUSE_DATA_2_1 0x050a +#define WL127X_REG_FUSE_DATA_2_1 0x050a +#define WL128X_REG_FUSE_DATA_2_1 0x2152 #define PG_VER_MASK 0x3c #define PG_VER_OFFSET 2 diff --git a/drivers/net/wireless/wl12xx/cmd.c b/drivers/net/wireless/wl12xx/cmd.c index b8ec8cd..54a0d66 100644 --- a/drivers/net/wireless/wl12xx/cmd.c +++ b/drivers/net/wireless/wl12xx/cmd.c @@ -23,7 +23,6 @@ #include <linux/module.h> #include <linux/platform_device.h> -#include <linux/crc7.h> #include <linux/spi/spi.h> #include <linux/etherdevice.h> #include <linux/ieee80211.h> @@ -106,7 +105,7 @@ int wl1271_cmd_send(struct wl1271 *wl, u16 id, void *buf, size_t len, fail: WARN_ON(1); - ieee80211_queue_work(wl->hw, &wl->recovery_work); + wl12xx_queue_recovery_work(wl); return ret; } @@ -374,74 +373,483 @@ static int wl1271_cmd_wait_for_event(struct wl1271 *wl, u32 mask) ret = wl1271_cmd_wait_for_event_or_timeout(wl, mask); if (ret != 0) { - ieee80211_queue_work(wl->hw, &wl->recovery_work); + wl12xx_queue_recovery_work(wl); return ret; } return 0; } -int wl1271_cmd_join(struct wl1271 *wl, u8 bss_type) +int wl12xx_cmd_role_enable(struct wl1271 *wl, u8 role_type, u8 *role_id) { - struct wl1271_cmd_join *join; - int ret, i; - u8 *bssid; + struct wl12xx_cmd_role_enable *cmd; + int ret; + + wl1271_debug(DEBUG_CMD, "cmd role enable"); - join = kzalloc(sizeof(*join), GFP_KERNEL); - if (!join) { + if (WARN_ON(*role_id != WL12XX_INVALID_ROLE_ID)) + return -EBUSY; + + cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); + if (!cmd) { ret = -ENOMEM; goto out; } - wl1271_debug(DEBUG_CMD, "cmd join"); + /* get role id */ + cmd->role_id = find_first_zero_bit(wl->roles_map, WL12XX_MAX_ROLES); + if (cmd->role_id >= WL12XX_MAX_ROLES) { + ret = -EBUSY; + goto out_free; + } + + memcpy(cmd->mac_address, wl->mac_addr, ETH_ALEN); + cmd->role_type = role_type; - /* Reverse order BSSID */ - bssid = (u8 *) &join->bssid_lsb; - for (i = 0; i < ETH_ALEN; i++) - bssid[i] = wl->bssid[ETH_ALEN - i - 1]; + ret = wl1271_cmd_send(wl, CMD_ROLE_ENABLE, cmd, sizeof(*cmd), 0); + if (ret < 0) { + wl1271_error("failed to initiate cmd role enable"); + goto out_free; + } + + __set_bit(cmd->role_id, wl->roles_map); + *role_id = cmd->role_id; + +out_free: + kfree(cmd); - join->rx_config_options = cpu_to_le32(wl->rx_config); - join->rx_filter_options = cpu_to_le32(wl->rx_filter); - join->bss_type = bss_type; - join->basic_rate_set = cpu_to_le32(wl->basic_rate_set); - join->supported_rate_set = cpu_to_le32(wl->rate_set); +out: + return ret; +} + +int wl12xx_cmd_role_disable(struct wl1271 *wl, u8 *role_id) +{ + struct wl12xx_cmd_role_disable *cmd; + int ret; + + wl1271_debug(DEBUG_CMD, "cmd role disable"); + + if (WARN_ON(*role_id == WL12XX_INVALID_ROLE_ID)) + return -ENOENT; + + cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); + if (!cmd) { + ret = -ENOMEM; + goto out; + } + cmd->role_id = *role_id; + ret = wl1271_cmd_send(wl, CMD_ROLE_DISABLE, cmd, sizeof(*cmd), 0); + if (ret < 0) { + wl1271_error("failed to initiate cmd role disable"); + goto out_free; + } + + __clear_bit(*role_id, wl->roles_map); + *role_id = WL12XX_INVALID_ROLE_ID; + +out_free: + kfree(cmd); + +out: + return ret; +} + +static int wl12xx_allocate_link(struct wl1271 *wl, u8 *hlid) +{ + u8 link = find_first_zero_bit(wl->links_map, WL12XX_MAX_LINKS); + if (link >= WL12XX_MAX_LINKS) + return -EBUSY; + + __set_bit(link, wl->links_map); + *hlid = link; + return 0; +} + +static void wl12xx_free_link(struct wl1271 *wl, u8 *hlid) +{ + if (*hlid == WL12XX_INVALID_LINK_ID) + return; + + __clear_bit(*hlid, wl->links_map); + *hlid = WL12XX_INVALID_LINK_ID; +} + +static int wl12xx_get_new_session_id(struct wl1271 *wl) +{ + if (wl->session_counter >= SESSION_COUNTER_MAX) + wl->session_counter = 0; + + wl->session_counter++; + + return wl->session_counter; +} + +int wl12xx_cmd_role_start_dev(struct wl1271 *wl) +{ + struct wl12xx_cmd_role_start *cmd; + int ret; + + cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); + if (!cmd) { + ret = -ENOMEM; + goto out; + } + + wl1271_debug(DEBUG_CMD, "cmd role start dev %d", wl->dev_role_id); + + cmd->role_id = wl->dev_role_id; if (wl->band == IEEE80211_BAND_5GHZ) - join->bss_type |= WL1271_JOIN_CMD_BSS_TYPE_5GHZ; + cmd->band = WL12XX_BAND_5GHZ; + cmd->channel = wl->channel; + + if (wl->dev_hlid == WL12XX_INVALID_LINK_ID) { + ret = wl12xx_allocate_link(wl, &wl->dev_hlid); + if (ret) + goto out_free; + } + cmd->device.hlid = wl->dev_hlid; + cmd->device.session = wl->session_counter; + + wl1271_debug(DEBUG_CMD, "role start: roleid=%d, hlid=%d, session=%d", + cmd->role_id, cmd->device.hlid, cmd->device.session); + + ret = wl1271_cmd_send(wl, CMD_ROLE_START, cmd, sizeof(*cmd), 0); + if (ret < 0) { + wl1271_error("failed to initiate cmd role enable"); + goto err_hlid; + } + + goto out_free; + +err_hlid: + /* clear links on error */ + __clear_bit(wl->dev_hlid, wl->links_map); + wl->dev_hlid = WL12XX_INVALID_LINK_ID; + + +out_free: + kfree(cmd); + +out: + return ret; +} + +int wl12xx_cmd_role_stop_dev(struct wl1271 *wl) +{ + struct wl12xx_cmd_role_stop *cmd; + int ret; - join->beacon_interval = cpu_to_le16(wl->beacon_int); - join->dtim_interval = WL1271_DEFAULT_DTIM_PERIOD; + if (WARN_ON(wl->dev_hlid == WL12XX_INVALID_LINK_ID)) + return -EINVAL; - join->channel = wl->channel; - join->ssid_len = wl->ssid_len; - memcpy(join->ssid, wl->ssid, wl->ssid_len); + cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); + if (!cmd) { + ret = -ENOMEM; + goto out; + } - join->ctrl |= wl->session_counter << WL1271_JOIN_CMD_TX_SESSION_OFFSET; + wl1271_debug(DEBUG_CMD, "cmd role stop dev"); - /* reset TX security counters */ - wl->tx_security_last_seq = 0; - wl->tx_security_seq = 0; + cmd->role_id = wl->dev_role_id; + cmd->disc_type = DISCONNECT_IMMEDIATE; + cmd->reason = cpu_to_le16(WLAN_REASON_UNSPECIFIED); - wl1271_debug(DEBUG_CMD, "cmd join: basic_rate_set=0x%x, rate_set=0x%x", - join->basic_rate_set, join->supported_rate_set); + ret = wl1271_cmd_send(wl, CMD_ROLE_STOP, cmd, sizeof(*cmd), 0); + if (ret < 0) { + wl1271_error("failed to initiate cmd role stop"); + goto out_free; + } - ret = wl1271_cmd_send(wl, CMD_START_JOIN, join, sizeof(*join), 0); + ret = wl1271_cmd_wait_for_event(wl, DISCONNECT_EVENT_COMPLETE_ID); if (ret < 0) { - wl1271_error("failed to initiate cmd join"); + wl1271_error("cmd role stop dev event completion error"); goto out_free; } - ret = wl1271_cmd_wait_for_event(wl, JOIN_EVENT_COMPLETE_ID); + wl12xx_free_link(wl, &wl->dev_hlid); + +out_free: + kfree(cmd); + +out: + return ret; +} + +int wl12xx_cmd_role_start_sta(struct wl1271 *wl) +{ + struct wl12xx_cmd_role_start *cmd; + int ret; + + cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); + if (!cmd) { + ret = -ENOMEM; + goto out; + } + + wl1271_debug(DEBUG_CMD, "cmd role start sta %d", wl->role_id); + + cmd->role_id = wl->role_id; + if (wl->band == IEEE80211_BAND_5GHZ) + cmd->band = WL12XX_BAND_5GHZ; + cmd->channel = wl->channel; + cmd->sta.basic_rate_set = cpu_to_le32(wl->basic_rate_set); + cmd->sta.beacon_interval = cpu_to_le16(wl->beacon_int); + cmd->sta.ssid_type = WL12XX_SSID_TYPE_ANY; + cmd->sta.ssid_len = wl->ssid_len; + memcpy(cmd->sta.ssid, wl->ssid, wl->ssid_len); + memcpy(cmd->sta.bssid, wl->bssid, ETH_ALEN); + cmd->sta.local_rates = cpu_to_le32(wl->rate_set); + + if (wl->sta_hlid == WL12XX_INVALID_LINK_ID) { + ret = wl12xx_allocate_link(wl, &wl->sta_hlid); + if (ret) + goto out_free; + } + cmd->sta.hlid = wl->sta_hlid; + cmd->sta.session = wl12xx_get_new_session_id(wl); + cmd->sta.remote_rates = cpu_to_le32(wl->rate_set); + + wl1271_debug(DEBUG_CMD, "role start: roleid=%d, hlid=%d, session=%d " + "basic_rate_set: 0x%x, remote_rates: 0x%x", + wl->role_id, cmd->sta.hlid, cmd->sta.session, + wl->basic_rate_set, wl->rate_set); + + ret = wl1271_cmd_send(wl, CMD_ROLE_START, cmd, sizeof(*cmd), 0); + if (ret < 0) { + wl1271_error("failed to initiate cmd role start sta"); + goto err_hlid; + } + + goto out_free; + +err_hlid: + /* clear links on error. */ + wl12xx_free_link(wl, &wl->sta_hlid); + +out_free: + kfree(cmd); + +out: + return ret; +} + +/* use this function to stop ibss as well */ +int wl12xx_cmd_role_stop_sta(struct wl1271 *wl) +{ + struct wl12xx_cmd_role_stop *cmd; + int ret; + + if (WARN_ON(wl->sta_hlid == WL12XX_INVALID_LINK_ID)) + return -EINVAL; + + cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); + if (!cmd) { + ret = -ENOMEM; + goto out; + } + + wl1271_debug(DEBUG_CMD, "cmd role stop sta %d", wl->role_id); + + cmd->role_id = wl->role_id; + cmd->disc_type = DISCONNECT_IMMEDIATE; + cmd->reason = cpu_to_le16(WLAN_REASON_UNSPECIFIED); + + ret = wl1271_cmd_send(wl, CMD_ROLE_STOP, cmd, sizeof(*cmd), 0); + if (ret < 0) { + wl1271_error("failed to initiate cmd role stop sta"); + goto out_free; + } + + wl12xx_free_link(wl, &wl->sta_hlid); + +out_free: + kfree(cmd); + +out: + return ret; +} + +int wl12xx_cmd_role_start_ap(struct wl1271 *wl) +{ + struct wl12xx_cmd_role_start *cmd; + struct ieee80211_bss_conf *bss_conf = &wl->vif->bss_conf; + int ret; + + wl1271_debug(DEBUG_CMD, "cmd role start ap %d", wl->role_id); + + /* trying to use hidden SSID with an old hostapd version */ + if (wl->ssid_len == 0 && !bss_conf->hidden_ssid) { + wl1271_error("got a null SSID from beacon/bss"); + ret = -EINVAL; + goto out; + } + + cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); + if (!cmd) { + ret = -ENOMEM; + goto out; + } + + ret = wl12xx_allocate_link(wl, &wl->ap_global_hlid); + if (ret < 0) + goto out_free; + + ret = wl12xx_allocate_link(wl, &wl->ap_bcast_hlid); if (ret < 0) - wl1271_error("cmd join event completion error"); + goto out_free_global; + + cmd->role_id = wl->role_id; + cmd->ap.aging_period = cpu_to_le16(wl->conf.tx.ap_aging_period); + cmd->ap.bss_index = WL1271_AP_BSS_INDEX; + cmd->ap.global_hlid = wl->ap_global_hlid; + cmd->ap.broadcast_hlid = wl->ap_bcast_hlid; + cmd->ap.basic_rate_set = cpu_to_le32(wl->basic_rate_set); + cmd->ap.beacon_interval = cpu_to_le16(wl->beacon_int); + cmd->ap.dtim_interval = bss_conf->dtim_period; + cmd->ap.beacon_expiry = WL1271_AP_DEF_BEACON_EXP; + cmd->channel = wl->channel; + + if (!bss_conf->hidden_ssid) { + /* take the SSID from the beacon for backward compatibility */ + cmd->ap.ssid_type = WL12XX_SSID_TYPE_PUBLIC; + cmd->ap.ssid_len = wl->ssid_len; + memcpy(cmd->ap.ssid, wl->ssid, wl->ssid_len); + } else { + cmd->ap.ssid_type = WL12XX_SSID_TYPE_HIDDEN; + cmd->ap.ssid_len = bss_conf->ssid_len; + memcpy(cmd->ap.ssid, bss_conf->ssid, bss_conf->ssid_len); + } + + cmd->ap.local_rates = cpu_to_le32(0xffffffff); + + switch (wl->band) { + case IEEE80211_BAND_2GHZ: + cmd->band = RADIO_BAND_2_4GHZ; + break; + case IEEE80211_BAND_5GHZ: + cmd->band = RADIO_BAND_5GHZ; + break; + default: + wl1271_warning("ap start - unknown band: %d", (int)wl->band); + cmd->band = RADIO_BAND_2_4GHZ; + break; + } + + ret = wl1271_cmd_send(wl, CMD_ROLE_START, cmd, sizeof(*cmd), 0); + if (ret < 0) { + wl1271_error("failed to initiate cmd role start ap"); + goto out_free_bcast; + } + + goto out_free; + +out_free_bcast: + wl12xx_free_link(wl, &wl->ap_bcast_hlid); + +out_free_global: + wl12xx_free_link(wl, &wl->ap_global_hlid); + +out_free: + kfree(cmd); + +out: + return ret; +} + +int wl12xx_cmd_role_stop_ap(struct wl1271 *wl) +{ + struct wl12xx_cmd_role_stop *cmd; + int ret; + + cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); + if (!cmd) { + ret = -ENOMEM; + goto out; + } + + wl1271_debug(DEBUG_CMD, "cmd role stop ap %d", wl->role_id); + + cmd->role_id = wl->role_id; + + ret = wl1271_cmd_send(wl, CMD_ROLE_STOP, cmd, sizeof(*cmd), 0); + if (ret < 0) { + wl1271_error("failed to initiate cmd role stop ap"); + goto out_free; + } + + wl12xx_free_link(wl, &wl->ap_bcast_hlid); + wl12xx_free_link(wl, &wl->ap_global_hlid); + +out_free: + kfree(cmd); + +out: + return ret; +} + +int wl12xx_cmd_role_start_ibss(struct wl1271 *wl) +{ + struct wl12xx_cmd_role_start *cmd; + struct ieee80211_bss_conf *bss_conf = &wl->vif->bss_conf; + int ret; + + cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); + if (!cmd) { + ret = -ENOMEM; + goto out; + } + + wl1271_debug(DEBUG_CMD, "cmd role start ibss %d", wl->role_id); + + cmd->role_id = wl->role_id; + if (wl->band == IEEE80211_BAND_5GHZ) + cmd->band = WL12XX_BAND_5GHZ; + cmd->channel = wl->channel; + cmd->ibss.basic_rate_set = cpu_to_le32(wl->basic_rate_set); + cmd->ibss.beacon_interval = cpu_to_le16(wl->beacon_int); + cmd->ibss.dtim_interval = bss_conf->dtim_period; + cmd->ibss.ssid_type = WL12XX_SSID_TYPE_ANY; + cmd->ibss.ssid_len = wl->ssid_len; + memcpy(cmd->ibss.ssid, wl->ssid, wl->ssid_len); + memcpy(cmd->ibss.bssid, wl->bssid, ETH_ALEN); + cmd->sta.local_rates = cpu_to_le32(wl->rate_set); + + if (wl->sta_hlid == WL12XX_INVALID_LINK_ID) { + ret = wl12xx_allocate_link(wl, &wl->sta_hlid); + if (ret) + goto out_free; + } + cmd->ibss.hlid = wl->sta_hlid; + cmd->ibss.remote_rates = cpu_to_le32(wl->rate_set); + + wl1271_debug(DEBUG_CMD, "role start: roleid=%d, hlid=%d, session=%d " + "basic_rate_set: 0x%x, remote_rates: 0x%x", + wl->role_id, cmd->sta.hlid, cmd->sta.session, + wl->basic_rate_set, wl->rate_set); + + wl1271_debug(DEBUG_CMD, "wl->bssid = %pM", wl->bssid); + + ret = wl1271_cmd_send(wl, CMD_ROLE_START, cmd, sizeof(*cmd), 0); + if (ret < 0) { + wl1271_error("failed to initiate cmd role enable"); + goto err_hlid; + } + + goto out_free; + +err_hlid: + /* clear links on error. */ + wl12xx_free_link(wl, &wl->sta_hlid); out_free: - kfree(join); + kfree(cmd); out: return ret; } + /** * send test command to firmware * @@ -510,7 +918,7 @@ int wl1271_cmd_configure(struct wl1271 *wl, u16 id, void *buf, size_t len) struct acx_header *acx = buf; int ret; - wl1271_debug(DEBUG_CMD, "cmd configure"); + wl1271_debug(DEBUG_CMD, "cmd configure (%d)", id); acx->id = cpu_to_le16(id); @@ -589,6 +997,7 @@ int wl1271_cmd_ps_mode(struct wl1271 *wl, u8 ps_mode) goto out; } + ps_params->role_id = wl->role_id; ps_params->ps_mode = ps_mode; ret = wl1271_cmd_send(wl, CMD_SET_PS_MODE, ps_params, @@ -720,6 +1129,7 @@ int wl1271_cmd_build_probe_req(struct wl1271 *wl, { struct sk_buff *skb; int ret; + u32 rate; skb = ieee80211_probereq_get(wl->hw, wl->vif, ssid, ssid_len, ie, ie_len); @@ -730,14 +1140,13 @@ int wl1271_cmd_build_probe_req(struct wl1271 *wl, wl1271_dump(DEBUG_SCAN, "PROBE REQ: ", skb->data, skb->len); + rate = wl1271_tx_min_rate_get(wl, wl->bitrate_masks[band]); if (band == IEEE80211_BAND_2GHZ) ret = wl1271_cmd_template_set(wl, CMD_TEMPL_CFG_PROBE_REQ_2_4, - skb->data, skb->len, 0, - wl->conf.tx.basic_rate); + skb->data, skb->len, 0, rate); else ret = wl1271_cmd_template_set(wl, CMD_TEMPL_CFG_PROBE_REQ_5, - skb->data, skb->len, 0, - wl->conf.tx.basic_rate_5); + skb->data, skb->len, 0, rate); out: dev_kfree_skb(skb); @@ -748,6 +1157,7 @@ struct sk_buff *wl1271_cmd_build_ap_probe_req(struct wl1271 *wl, struct sk_buff *skb) { int ret; + u32 rate; if (!skb) skb = ieee80211_ap_probereq_get(wl->hw, wl->vif); @@ -756,14 +1166,13 @@ struct sk_buff *wl1271_cmd_build_ap_probe_req(struct wl1271 *wl, wl1271_dump(DEBUG_SCAN, "AP PROBE REQ: ", skb->data, skb->len); + rate = wl1271_tx_min_rate_get(wl, wl->bitrate_masks[wl->band]); if (wl->band == IEEE80211_BAND_2GHZ) ret = wl1271_cmd_template_set(wl, CMD_TEMPL_CFG_PROBE_REQ_2_4, - skb->data, skb->len, 0, - wl->conf.tx.basic_rate); + skb->data, skb->len, 0, rate); else ret = wl1271_cmd_template_set(wl, CMD_TEMPL_CFG_PROBE_REQ_5, - skb->data, skb->len, 0, - wl->conf.tx.basic_rate_5); + skb->data, skb->len, 0, rate); if (ret < 0) wl1271_error("Unable to set ap probe request template."); @@ -835,9 +1244,9 @@ int wl1271_build_qos_null_data(struct wl1271 *wl) wl->basic_rate); } -int wl1271_cmd_set_sta_default_wep_key(struct wl1271 *wl, u8 id) +int wl12xx_cmd_set_default_wep_key(struct wl1271 *wl, u8 id, u8 hlid) { - struct wl1271_cmd_set_sta_keys *cmd; + struct wl1271_cmd_set_keys *cmd; int ret = 0; wl1271_debug(DEBUG_CMD, "cmd set_default_wep_key %d", id); @@ -848,36 +1257,7 @@ int wl1271_cmd_set_sta_default_wep_key(struct wl1271 *wl, u8 id) goto out; } - cmd->id = id; - cmd->key_action = cpu_to_le16(KEY_SET_ID); - cmd->key_type = KEY_WEP; - - ret = wl1271_cmd_send(wl, CMD_SET_KEYS, cmd, sizeof(*cmd), 0); - if (ret < 0) { - wl1271_warning("cmd set_default_wep_key failed: %d", ret); - goto out; - } - -out: - kfree(cmd); - - return ret; -} - -int wl1271_cmd_set_ap_default_wep_key(struct wl1271 *wl, u8 id) -{ - struct wl1271_cmd_set_ap_keys *cmd; - int ret = 0; - - wl1271_debug(DEBUG_CMD, "cmd set_ap_default_wep_key %d", id); - - cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); - if (!cmd) { - ret = -ENOMEM; - goto out; - } - - cmd->hlid = WL1271_AP_BROADCAST_HLID; + cmd->hlid = hlid; cmd->key_id = id; cmd->lid_key_type = WEP_DEFAULT_LID_TYPE; cmd->key_action = cpu_to_le16(KEY_SET_ID); @@ -885,7 +1265,7 @@ int wl1271_cmd_set_ap_default_wep_key(struct wl1271 *wl, u8 id) ret = wl1271_cmd_send(wl, CMD_SET_KEYS, cmd, sizeof(*cmd), 0); if (ret < 0) { - wl1271_warning("cmd set_ap_default_wep_key failed: %d", ret); + wl1271_warning("cmd set_default_wep_key failed: %d", ret); goto out; } @@ -899,17 +1279,27 @@ int wl1271_cmd_set_sta_key(struct wl1271 *wl, u16 action, u8 id, u8 key_type, u8 key_size, const u8 *key, const u8 *addr, u32 tx_seq_32, u16 tx_seq_16) { - struct wl1271_cmd_set_sta_keys *cmd; + struct wl1271_cmd_set_keys *cmd; int ret = 0; + /* hlid might have already been deleted */ + if (wl->sta_hlid == WL12XX_INVALID_LINK_ID) + return 0; + cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); if (!cmd) { ret = -ENOMEM; goto out; } - if (key_type != KEY_WEP) - memcpy(cmd->addr, addr, ETH_ALEN); + cmd->hlid = wl->sta_hlid; + + if (key_type == KEY_WEP) + cmd->lid_key_type = WEP_DEFAULT_LID_TYPE; + else if (is_broadcast_ether_addr(addr)) + cmd->lid_key_type = BROADCAST_LID_TYPE; + else + cmd->lid_key_type = UNICAST_LID_TYPE; cmd->key_action = cpu_to_le16(action); cmd->key_size = key_size; @@ -918,10 +1308,7 @@ int wl1271_cmd_set_sta_key(struct wl1271 *wl, u16 action, u8 id, u8 key_type, cmd->ac_seq_num16[0] = cpu_to_le16(tx_seq_16); cmd->ac_seq_num32[0] = cpu_to_le32(tx_seq_32); - /* we have only one SSID profile */ - cmd->ssid_profile = 0; - - cmd->id = id; + cmd->key_id = id; if (key_type == KEY_TKIP) { /* @@ -952,11 +1339,15 @@ out: return ret; } +/* + * TODO: merge with sta/ibss into 1 set_key function. + * note there are slight diffs + */ int wl1271_cmd_set_ap_key(struct wl1271 *wl, u16 action, u8 id, u8 key_type, u8 key_size, const u8 *key, u8 hlid, u32 tx_seq_32, u16 tx_seq_16) { - struct wl1271_cmd_set_ap_keys *cmd; + struct wl1271_cmd_set_keys *cmd; int ret = 0; u8 lid_type; @@ -964,7 +1355,7 @@ int wl1271_cmd_set_ap_key(struct wl1271 *wl, u16 action, u8 id, u8 key_type, if (!cmd) return -ENOMEM; - if (hlid == WL1271_AP_BROADCAST_HLID) { + if (hlid == wl->ap_bcast_hlid) { if (key_type == KEY_WEP) lid_type = WEP_DEFAULT_LID_TYPE; else @@ -1013,12 +1404,12 @@ out: return ret; } -int wl1271_cmd_disconnect(struct wl1271 *wl) +int wl12xx_cmd_set_peer_state(struct wl1271 *wl, u8 hlid) { - struct wl1271_cmd_disconnect *cmd; + struct wl12xx_cmd_set_peer_state *cmd; int ret = 0; - wl1271_debug(DEBUG_CMD, "cmd disconnect"); + wl1271_debug(DEBUG_CMD, "cmd set peer state (hlid=%d)", hlid); cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); if (!cmd) { @@ -1026,21 +1417,15 @@ int wl1271_cmd_disconnect(struct wl1271 *wl) goto out; } - cmd->rx_config_options = cpu_to_le32(wl->rx_config); - cmd->rx_filter_options = cpu_to_le32(wl->rx_filter); - /* disconnect reason is not used in immediate disconnections */ - cmd->type = DISCONNECT_IMMEDIATE; + cmd->hlid = hlid; + cmd->state = WL1271_CMD_STA_STATE_CONNECTED; - ret = wl1271_cmd_send(wl, CMD_DISCONNECT, cmd, sizeof(*cmd), 0); + ret = wl1271_cmd_send(wl, CMD_SET_PEER_STATE, cmd, sizeof(*cmd), 0); if (ret < 0) { - wl1271_error("failed to send disconnect command"); + wl1271_error("failed to send set peer state command"); goto out_free; } - ret = wl1271_cmd_wait_for_event(wl, DISCONNECT_EVENT_COMPLETE_ID); - if (ret < 0) - wl1271_error("cmd disconnect event completion error"); - out_free: kfree(cmd); @@ -1048,12 +1433,13 @@ out: return ret; } -int wl1271_cmd_set_sta_state(struct wl1271 *wl) +int wl12xx_cmd_add_peer(struct wl1271 *wl, struct ieee80211_sta *sta, u8 hlid) { - struct wl1271_cmd_set_sta_state *cmd; - int ret = 0; + struct wl12xx_cmd_add_peer *cmd; + int i, ret; + u32 sta_rates; - wl1271_debug(DEBUG_CMD, "cmd set sta state"); + wl1271_debug(DEBUG_CMD, "cmd add peer %d", (int)hlid); cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); if (!cmd) { @@ -1061,11 +1447,33 @@ int wl1271_cmd_set_sta_state(struct wl1271 *wl) goto out; } - cmd->state = WL1271_CMD_STA_STATE_CONNECTED; + memcpy(cmd->addr, sta->addr, ETH_ALEN); + cmd->bss_index = WL1271_AP_BSS_INDEX; + cmd->aid = sta->aid; + cmd->hlid = hlid; + cmd->sp_len = sta->max_sp; + cmd->wmm = sta->wme ? 1 : 0; + + for (i = 0; i < NUM_ACCESS_CATEGORIES_COPY; i++) + if (sta->wme && (sta->uapsd_queues & BIT(i))) + cmd->psd_type[i] = WL1271_PSD_UPSD_TRIGGER; + else + cmd->psd_type[i] = WL1271_PSD_LEGACY; + + sta_rates = sta->supp_rates[wl->band]; + if (sta->ht_cap.ht_supported) + sta_rates |= sta->ht_cap.mcs.rx_mask[0] << HW_HT_RATES_OFFSET; + + cmd->supported_rates = + cpu_to_le32(wl1271_tx_enabled_rates_get(wl, sta_rates, + wl->band)); + + wl1271_debug(DEBUG_CMD, "new peer rates=0x%x queues=0x%x", + cmd->supported_rates, sta->uapsd_queues); - ret = wl1271_cmd_send(wl, CMD_SET_STA_STATE, cmd, sizeof(*cmd), 0); + ret = wl1271_cmd_send(wl, CMD_ADD_PEER, cmd, sizeof(*cmd), 0); if (ret < 0) { - wl1271_error("failed to send set STA state command"); + wl1271_error("failed to initiate cmd add peer"); goto out_free; } @@ -1076,45 +1484,146 @@ out: return ret; } -int wl1271_cmd_start_bss(struct wl1271 *wl) +int wl12xx_cmd_remove_peer(struct wl1271 *wl, u8 hlid) { - struct wl1271_cmd_bss_start *cmd; - struct ieee80211_bss_conf *bss_conf = &wl->vif->bss_conf; + struct wl12xx_cmd_remove_peer *cmd; int ret; - wl1271_debug(DEBUG_CMD, "cmd start bss"); + wl1271_debug(DEBUG_CMD, "cmd remove peer %d", (int)hlid); + + cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); + if (!cmd) { + ret = -ENOMEM; + goto out; + } + + cmd->hlid = hlid; + /* We never send a deauth, mac80211 is in charge of this */ + cmd->reason_opcode = 0; + cmd->send_deauth_flag = 0; + + ret = wl1271_cmd_send(wl, CMD_REMOVE_PEER, cmd, sizeof(*cmd), 0); + if (ret < 0) { + wl1271_error("failed to initiate cmd remove peer"); + goto out_free; + } /* - * FIXME: We currently do not support hidden SSID. The real SSID - * should be fetched from mac80211 first. + * We are ok with a timeout here. The event is sometimes not sent + * due to a firmware bug. */ - if (wl->ssid_len == 0) { - wl1271_warning("Hidden SSID currently not supported for AP"); - ret = -EINVAL; + wl1271_cmd_wait_for_event_or_timeout(wl, + PEER_REMOVE_COMPLETE_EVENT_ID); + +out_free: + kfree(cmd); + +out: + return ret; +} + +int wl12xx_cmd_config_fwlog(struct wl1271 *wl) +{ + struct wl12xx_cmd_config_fwlog *cmd; + int ret = 0; + + wl1271_debug(DEBUG_CMD, "cmd config firmware logger"); + + cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); + if (!cmd) { + ret = -ENOMEM; goto out; } + cmd->logger_mode = wl->conf.fwlog.mode; + cmd->log_severity = wl->conf.fwlog.severity; + cmd->timestamp = wl->conf.fwlog.timestamp; + cmd->output = wl->conf.fwlog.output; + cmd->threshold = wl->conf.fwlog.threshold; + + ret = wl1271_cmd_send(wl, CMD_CONFIG_FWLOGGER, cmd, sizeof(*cmd), 0); + if (ret < 0) { + wl1271_error("failed to send config firmware logger command"); + goto out_free; + } + +out_free: + kfree(cmd); + +out: + return ret; +} + +int wl12xx_cmd_start_fwlog(struct wl1271 *wl) +{ + struct wl12xx_cmd_start_fwlog *cmd; + int ret = 0; + + wl1271_debug(DEBUG_CMD, "cmd start firmware logger"); + cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); if (!cmd) { ret = -ENOMEM; goto out; } - memcpy(cmd->bssid, bss_conf->bssid, ETH_ALEN); + ret = wl1271_cmd_send(wl, CMD_START_FWLOGGER, cmd, sizeof(*cmd), 0); + if (ret < 0) { + wl1271_error("failed to send start firmware logger command"); + goto out_free; + } + +out_free: + kfree(cmd); - cmd->aging_period = cpu_to_le16(WL1271_AP_DEF_INACTIV_SEC); - cmd->bss_index = WL1271_AP_BSS_INDEX; - cmd->global_hlid = WL1271_AP_GLOBAL_HLID; - cmd->broadcast_hlid = WL1271_AP_BROADCAST_HLID; - cmd->basic_rate_set = cpu_to_le32(wl->basic_rate_set); - cmd->beacon_interval = cpu_to_le16(wl->beacon_int); - cmd->dtim_interval = bss_conf->dtim_period; - cmd->beacon_expiry = WL1271_AP_DEF_BEACON_EXP; - cmd->channel = wl->channel; - cmd->ssid_len = wl->ssid_len; - cmd->ssid_type = SSID_TYPE_PUBLIC; - memcpy(cmd->ssid, wl->ssid, wl->ssid_len); +out: + return ret; +} + +int wl12xx_cmd_stop_fwlog(struct wl1271 *wl) +{ + struct wl12xx_cmd_stop_fwlog *cmd; + int ret = 0; + + wl1271_debug(DEBUG_CMD, "cmd stop firmware logger"); + + cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); + if (!cmd) { + ret = -ENOMEM; + goto out; + } + + ret = wl1271_cmd_send(wl, CMD_STOP_FWLOGGER, cmd, sizeof(*cmd), 0); + if (ret < 0) { + wl1271_error("failed to send stop firmware logger command"); + goto out_free; + } + +out_free: + kfree(cmd); + +out: + return ret; +} + +static int wl12xx_cmd_roc(struct wl1271 *wl, u8 role_id) +{ + struct wl12xx_cmd_roc *cmd; + int ret = 0; + + wl1271_debug(DEBUG_CMD, "cmd roc %d (%d)", wl->channel, role_id); + + if (WARN_ON(role_id == WL12XX_INVALID_ROLE_ID)) + return -EINVAL; + + cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); + if (!cmd) { + ret = -ENOMEM; + goto out; + } + cmd->role_id = role_id; + cmd->channel = wl->channel; switch (wl->band) { case IEEE80211_BAND_2GHZ: cmd->band = RADIO_BAND_2_4GHZ; @@ -1123,14 +1632,15 @@ int wl1271_cmd_start_bss(struct wl1271 *wl) cmd->band = RADIO_BAND_5GHZ; break; default: - wl1271_warning("bss start - unknown band: %d", (int)wl->band); - cmd->band = RADIO_BAND_2_4GHZ; - break; + wl1271_error("roc - unknown band: %d", (int)wl->band); + ret = -EINVAL; + goto out_free; } - ret = wl1271_cmd_send(wl, CMD_BSS_START, cmd, sizeof(*cmd), 0); + + ret = wl1271_cmd_send(wl, CMD_REMAIN_ON_CHANNEL, cmd, sizeof(*cmd), 0); if (ret < 0) { - wl1271_error("failed to initiate cmd start bss"); + wl1271_error("failed to send ROC command"); goto out_free; } @@ -1141,24 +1651,24 @@ out: return ret; } -int wl1271_cmd_stop_bss(struct wl1271 *wl) +static int wl12xx_cmd_croc(struct wl1271 *wl, u8 role_id) { - struct wl1271_cmd_bss_start *cmd; - int ret; + struct wl12xx_cmd_croc *cmd; + int ret = 0; - wl1271_debug(DEBUG_CMD, "cmd stop bss"); + wl1271_debug(DEBUG_CMD, "cmd croc (%d)", role_id); cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); if (!cmd) { ret = -ENOMEM; goto out; } + cmd->role_id = role_id; - cmd->bss_index = WL1271_AP_BSS_INDEX; - - ret = wl1271_cmd_send(wl, CMD_BSS_STOP, cmd, sizeof(*cmd), 0); + ret = wl1271_cmd_send(wl, CMD_CANCEL_REMAIN_ON_CHANNEL, cmd, + sizeof(*cmd), 0); if (ret < 0) { - wl1271_error("failed to initiate cmd stop bss"); + wl1271_error("failed to send ROC command"); goto out_free; } @@ -1169,43 +1679,67 @@ out: return ret; } -int wl1271_cmd_add_sta(struct wl1271 *wl, struct ieee80211_sta *sta, u8 hlid) +int wl12xx_roc(struct wl1271 *wl, u8 role_id) { - struct wl1271_cmd_add_sta *cmd; - int ret; + int ret = 0; - wl1271_debug(DEBUG_CMD, "cmd add sta %d", (int)hlid); + if (WARN_ON(test_bit(role_id, wl->roc_map))) + return 0; - cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); - if (!cmd) { - ret = -ENOMEM; + ret = wl12xx_cmd_roc(wl, role_id); + if (ret < 0) + goto out; + + ret = wl1271_cmd_wait_for_event(wl, + REMAIN_ON_CHANNEL_COMPLETE_EVENT_ID); + if (ret < 0) { + wl1271_error("cmd roc event completion error"); goto out; } - /* currently we don't support UAPSD */ - cmd->sp_len = 0; + __set_bit(role_id, wl->roc_map); +out: + return ret; +} - memcpy(cmd->addr, sta->addr, ETH_ALEN); - cmd->bss_index = WL1271_AP_BSS_INDEX; - cmd->aid = sta->aid; - cmd->hlid = hlid; +int wl12xx_croc(struct wl1271 *wl, u8 role_id) +{ + int ret = 0; - /* - * FIXME: Does STA support QOS? We need to propagate this info from - * hostapd. Currently not that important since this is only used for - * sending the correct flavor of null-data packet in response to a - * trigger. - */ - cmd->wmm = 0; + if (WARN_ON(!test_bit(role_id, wl->roc_map))) + return 0; + + ret = wl12xx_cmd_croc(wl, role_id); + if (ret < 0) + goto out; + + __clear_bit(role_id, wl->roc_map); +out: + return ret; +} - cmd->supported_rates = cpu_to_le32(wl1271_tx_enabled_rates_get(wl, - sta->supp_rates[wl->band])); +int wl12xx_cmd_channel_switch(struct wl1271 *wl, + struct ieee80211_channel_switch *ch_switch) +{ + struct wl12xx_cmd_channel_switch *cmd; + int ret; + + wl1271_debug(DEBUG_ACX, "cmd channel switch"); + + cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); + if (!cmd) { + ret = -ENOMEM; + goto out; + } - wl1271_debug(DEBUG_CMD, "new sta rates: 0x%x", cmd->supported_rates); + cmd->channel = ch_switch->channel->hw_value; + cmd->switch_time = ch_switch->count; + cmd->tx_suspend = ch_switch->block_tx; + cmd->flush = 0; /* this value is ignored by the FW */ - ret = wl1271_cmd_send(wl, CMD_ADD_STA, cmd, sizeof(*cmd), 0); + ret = wl1271_cmd_send(wl, CMD_CHANNEL_SWITCH, cmd, sizeof(*cmd), 0); if (ret < 0) { - wl1271_error("failed to initiate cmd add sta"); + wl1271_error("failed to send channel switch command"); goto out_free; } @@ -1216,12 +1750,12 @@ out: return ret; } -int wl1271_cmd_remove_sta(struct wl1271 *wl, u8 hlid) +int wl12xx_cmd_stop_channel_switch(struct wl1271 *wl) { - struct wl1271_cmd_remove_sta *cmd; + struct wl12xx_cmd_stop_channel_switch *cmd; int ret; - wl1271_debug(DEBUG_CMD, "cmd remove sta %d", (int)hlid); + wl1271_debug(DEBUG_ACX, "cmd stop channel switch"); cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); if (!cmd) { @@ -1229,23 +1763,12 @@ int wl1271_cmd_remove_sta(struct wl1271 *wl, u8 hlid) goto out; } - cmd->hlid = hlid; - /* We never send a deauth, mac80211 is in charge of this */ - cmd->reason_opcode = 0; - cmd->send_deauth_flag = 0; - - ret = wl1271_cmd_send(wl, CMD_REMOVE_STA, cmd, sizeof(*cmd), 0); + ret = wl1271_cmd_send(wl, CMD_STOP_CHANNEL_SWICTH, cmd, sizeof(*cmd), 0); if (ret < 0) { - wl1271_error("failed to initiate cmd remove sta"); + wl1271_error("failed to stop channel switch command"); goto out_free; } - /* - * We are ok with a timeout here. The event is sometimes not sent - * due to a firmware bug. - */ - wl1271_cmd_wait_for_event_or_timeout(wl, STA_REMOVE_COMPLETE_EVENT_ID); - out_free: kfree(cmd); diff --git a/drivers/net/wireless/wl12xx/cmd.h b/drivers/net/wireless/wl12xx/cmd.h index 5cac95d..b7bd427 100644 --- a/drivers/net/wireless/wl12xx/cmd.h +++ b/drivers/net/wireless/wl12xx/cmd.h @@ -36,7 +36,15 @@ int wl128x_cmd_general_parms(struct wl1271 *wl); int wl1271_cmd_radio_parms(struct wl1271 *wl); int wl128x_cmd_radio_parms(struct wl1271 *wl); int wl1271_cmd_ext_radio_parms(struct wl1271 *wl); -int wl1271_cmd_join(struct wl1271 *wl, u8 bss_type); +int wl12xx_cmd_role_enable(struct wl1271 *wl, u8 role_type, u8 *role_id); +int wl12xx_cmd_role_disable(struct wl1271 *wl, u8 *role_id); +int wl12xx_cmd_role_start_dev(struct wl1271 *wl); +int wl12xx_cmd_role_stop_dev(struct wl1271 *wl); +int wl12xx_cmd_role_start_sta(struct wl1271 *wl); +int wl12xx_cmd_role_stop_sta(struct wl1271 *wl); +int wl12xx_cmd_role_start_ap(struct wl1271 *wl); +int wl12xx_cmd_role_stop_ap(struct wl1271 *wl); +int wl12xx_cmd_role_start_ibss(struct wl1271 *wl); int wl1271_cmd_test(struct wl1271 *wl, void *buf, size_t buf_len, u8 answer); int wl1271_cmd_interrogate(struct wl1271 *wl, u16 id, void *buf, size_t len); int wl1271_cmd_configure(struct wl1271 *wl, u16 id, void *buf, size_t len); @@ -56,20 +64,24 @@ struct sk_buff *wl1271_cmd_build_ap_probe_req(struct wl1271 *wl, int wl1271_cmd_build_arp_rsp(struct wl1271 *wl, __be32 ip_addr); int wl1271_build_qos_null_data(struct wl1271 *wl); int wl1271_cmd_build_klv_null_data(struct wl1271 *wl); -int wl1271_cmd_set_sta_default_wep_key(struct wl1271 *wl, u8 id); -int wl1271_cmd_set_ap_default_wep_key(struct wl1271 *wl, u8 id); +int wl12xx_cmd_set_default_wep_key(struct wl1271 *wl, u8 id, u8 hlid); int wl1271_cmd_set_sta_key(struct wl1271 *wl, u16 action, u8 id, u8 key_type, u8 key_size, const u8 *key, const u8 *addr, u32 tx_seq_32, u16 tx_seq_16); int wl1271_cmd_set_ap_key(struct wl1271 *wl, u16 action, u8 id, u8 key_type, u8 key_size, const u8 *key, u8 hlid, u32 tx_seq_32, u16 tx_seq_16); -int wl1271_cmd_disconnect(struct wl1271 *wl); -int wl1271_cmd_set_sta_state(struct wl1271 *wl); -int wl1271_cmd_start_bss(struct wl1271 *wl); -int wl1271_cmd_stop_bss(struct wl1271 *wl); -int wl1271_cmd_add_sta(struct wl1271 *wl, struct ieee80211_sta *sta, u8 hlid); -int wl1271_cmd_remove_sta(struct wl1271 *wl, u8 hlid); +int wl12xx_cmd_set_peer_state(struct wl1271 *wl, u8 hlid); +int wl12xx_roc(struct wl1271 *wl, u8 role_id); +int wl12xx_croc(struct wl1271 *wl, u8 role_id); +int wl12xx_cmd_add_peer(struct wl1271 *wl, struct ieee80211_sta *sta, u8 hlid); +int wl12xx_cmd_remove_peer(struct wl1271 *wl, u8 hlid); +int wl12xx_cmd_config_fwlog(struct wl1271 *wl); +int wl12xx_cmd_start_fwlog(struct wl1271 *wl); +int wl12xx_cmd_stop_fwlog(struct wl1271 *wl); +int wl12xx_cmd_channel_switch(struct wl1271 *wl, + struct ieee80211_channel_switch *ch_switch); +int wl12xx_cmd_stop_channel_switch(struct wl1271 *wl); enum wl1271_commands { CMD_INTERROGATE = 1, /*use this to read information elements*/ @@ -80,25 +92,21 @@ enum wl1271_commands { CMD_DISABLE_TX = 6, CMD_SCAN = 8, CMD_STOP_SCAN = 9, - CMD_START_JOIN = 11, CMD_SET_KEYS = 12, CMD_READ_MEMORY = 13, CMD_WRITE_MEMORY = 14, CMD_SET_TEMPLATE = 19, CMD_TEST = 23, CMD_NOISE_HIST = 28, - CMD_LNA_CONTROL = 32, + CMD_QUIET_ELEMENT_SET_STATE = 29, CMD_SET_BCN_MODE = 33, CMD_MEASUREMENT = 34, CMD_STOP_MEASUREMENT = 35, - CMD_DISCONNECT = 36, CMD_SET_PS_MODE = 37, CMD_CHANNEL_SWITCH = 38, CMD_STOP_CHANNEL_SWICTH = 39, CMD_AP_DISCOVERY = 40, CMD_STOP_AP_DISCOVERY = 41, - CMD_SPS_SCAN = 42, - CMD_STOP_SPS_SCAN = 43, CMD_HEALTH_CHECK = 45, CMD_DEBUG = 46, CMD_TRIGGER_SCAN_TO = 47, @@ -106,13 +114,30 @@ enum wl1271_commands { CMD_CONNECTION_SCAN_SSID_CFG = 49, CMD_START_PERIODIC_SCAN = 50, CMD_STOP_PERIODIC_SCAN = 51, - CMD_SET_STA_STATE = 52, + CMD_SET_PEER_STATE = 52, + CMD_REMAIN_ON_CHANNEL = 53, + CMD_CANCEL_REMAIN_ON_CHANNEL = 54, - /* AP mode commands */ - CMD_BSS_START = 60, - CMD_BSS_STOP = 61, - CMD_ADD_STA = 62, - CMD_REMOVE_STA = 63, + CMD_CONFIG_FWLOGGER = 55, + CMD_START_FWLOGGER = 56, + CMD_STOP_FWLOGGER = 57, + + /* AP commands */ + CMD_ADD_PEER = 62, + CMD_REMOVE_PEER = 63, + + /* Role API */ + CMD_ROLE_ENABLE = 70, + CMD_ROLE_DISABLE = 71, + CMD_ROLE_START = 72, + CMD_ROLE_STOP = 73, + + /* WIFI Direct */ + CMD_WFD_START_DISCOVERY = 80, + CMD_WFD_STOP_DISCOVERY = 81, + CMD_WFD_ATTRIBUTE_CONFIG = 82, + + CMD_NOP = 100, NUM_COMMANDS, MAX_COMMAND_ID = 0xFFFF, @@ -141,21 +166,20 @@ enum cmd_templ { CMD_TEMPL_CTS, /* * For CTS-to-self (FastCTS) mechanism * for BT/WLAN coexistence (SoftGemini). */ - CMD_TEMPL_ARP_RSP, - CMD_TEMPL_LINK_MEASUREMENT_REPORT, - - /* AP-mode specific */ - CMD_TEMPL_AP_BEACON = 13, + CMD_TEMPL_AP_BEACON, CMD_TEMPL_AP_PROBE_RESPONSE, - CMD_TEMPL_AP_ARP_RSP, + CMD_TEMPL_ARP_RSP, CMD_TEMPL_DEAUTH_AP, + CMD_TEMPL_TEMPORARY, + CMD_TEMPL_LINK_MEASUREMENT_REPORT, CMD_TEMPL_MAX = 0xff }; /* unit ms */ #define WL1271_COMMAND_TIMEOUT 2000 -#define WL1271_CMD_TEMPL_MAX_SIZE 252 +#define WL1271_CMD_TEMPL_DFLT_SIZE 252 +#define WL1271_CMD_TEMPL_MAX_SIZE 548 #define WL1271_EVENT_TIMEOUT 750 struct wl1271_cmd_header { @@ -187,6 +211,8 @@ enum { CMD_STATUS_WRONG_NESTING = 19, CMD_STATUS_TIMEOUT = 21, /* Driver internal use.*/ CMD_STATUS_FW_RESET = 22, /* Driver internal use.*/ + CMD_STATUS_TEMPLATE_OOM = 23, + CMD_STATUS_NO_RX_BA_SESSION = 24, MAX_COMMAND_STATUS = 0xff }; @@ -204,38 +230,114 @@ enum { #define WL1271_JOIN_CMD_TX_SESSION_OFFSET 1 #define WL1271_JOIN_CMD_BSS_TYPE_5GHZ 0x10 -struct wl1271_cmd_join { +struct wl12xx_cmd_role_enable { struct wl1271_cmd_header header; - __le32 bssid_lsb; - __le16 bssid_msb; - __le16 beacon_interval; /* in TBTTs */ - __le32 rx_config_options; - __le32 rx_filter_options; + u8 role_id; + u8 role_type; + u8 mac_address[ETH_ALEN]; +} __packed; - /* - * The target uses this field to determine the rate at - * which to transmit control frame responses (such as - * ACK or CTS frames). - */ - __le32 basic_rate_set; - __le32 supported_rate_set; - u8 dtim_interval; - /* - * bits 0-2: This bitwise field specifies the type - * of BSS to start or join (BSS_TYPE_*). - * bit 4: Band - The radio band in which to join - * or start. - * 0 - 2.4GHz band - * 1 - 5GHz band - * bits 3, 5-7: Reserved - */ - u8 bss_type; +struct wl12xx_cmd_role_disable { + struct wl1271_cmd_header header; + + u8 role_id; + u8 padding[3]; +} __packed; + +enum wl12xx_band { + WL12XX_BAND_2_4GHZ = 0, + WL12XX_BAND_5GHZ = 1, + WL12XX_BAND_JAPAN_4_9_GHZ = 2, + WL12XX_BAND_DEFAULT = WL12XX_BAND_2_4GHZ, + WL12XX_BAND_INVALID = 0x7E, + WL12XX_BAND_MAX_RADIO = 0x7F, +}; + +struct wl12xx_cmd_role_start { + struct wl1271_cmd_header header; + + u8 role_id; + u8 band; u8 channel; - u8 ssid_len; - u8 ssid[IW_ESSID_MAX_SIZE]; - u8 ctrl; /* JOIN_CMD_CTRL_* */ - u8 reserved[3]; + u8 padding; + + union { + struct { + u8 hlid; + u8 session; + u8 padding_1[54]; + } __packed device; + /* sta & p2p_cli use the same struct */ + struct { + u8 bssid[ETH_ALEN]; + u8 hlid; /* data hlid */ + u8 session; + __le32 remote_rates; /* remote supported rates */ + + /* + * The target uses this field to determine the rate at + * which to transmit control frame responses (such as + * ACK or CTS frames). + */ + __le32 basic_rate_set; + __le32 local_rates; /* local supported rates */ + + u8 ssid_type; + u8 ssid_len; + u8 ssid[IEEE80211_MAX_SSID_LEN]; + + __le16 beacon_interval; /* in TBTTs */ + } __packed sta; + struct { + u8 bssid[ETH_ALEN]; + u8 hlid; /* data hlid */ + u8 dtim_interval; + __le32 remote_rates; /* remote supported rates */ + + __le32 basic_rate_set; + __le32 local_rates; /* local supported rates */ + + u8 ssid_type; + u8 ssid_len; + u8 ssid[IEEE80211_MAX_SSID_LEN]; + + __le16 beacon_interval; /* in TBTTs */ + + u8 padding_1[4]; + } __packed ibss; + /* ap & p2p_go use the same struct */ + struct { + __le16 aging_period; /* in secs */ + u8 beacon_expiry; /* in ms */ + u8 bss_index; + /* The host link id for the AP's global queue */ + u8 global_hlid; + /* The host link id for the AP's broadcast queue */ + u8 broadcast_hlid; + + __le16 beacon_interval; /* in TBTTs */ + + __le32 basic_rate_set; + __le32 local_rates; /* local supported rates */ + + u8 dtim_interval; + + u8 ssid_type; + u8 ssid_len; + u8 ssid[IEEE80211_MAX_SSID_LEN]; + + u8 padding_1[5]; + } __packed ap; + }; +} __packed; + +struct wl12xx_cmd_role_stop { + struct wl1271_cmd_header header; + + u8 role_id; + u8 disc_type; /* only STA and P2P_CLI */ + __le16 reason; /* only STA and P2P_CLI */ } __packed; struct cmd_enabledisable_path { @@ -281,8 +383,9 @@ enum wl1271_cmd_ps_mode { struct wl1271_cmd_ps_params { struct wl1271_cmd_header header; + u8 role_id; u8 ps_mode; /* STATION_* */ - u8 padding[3]; + u8 padding[2]; } __packed; /* HW encryption keys */ @@ -295,6 +398,12 @@ enum wl1271_cmd_key_action { MAX_KEY_ACTION = 0xffff, }; +enum wl1271_cmd_lid_key_type { + UNICAST_LID_TYPE = 0, + BROADCAST_LID_TYPE = 1, + WEP_DEFAULT_LID_TYPE = 2 +}; + enum wl1271_cmd_key_type { KEY_NONE = 0, KEY_WEP = 1, @@ -303,44 +412,7 @@ enum wl1271_cmd_key_type { KEY_GEM = 4, }; -/* FIXME: Add description for key-types */ - -struct wl1271_cmd_set_sta_keys { - struct wl1271_cmd_header header; - - /* Ignored for default WEP key */ - u8 addr[ETH_ALEN]; - - /* key_action_e */ - __le16 key_action; - - __le16 reserved_1; - - /* key size in bytes */ - u8 key_size; - - /* key_type_e */ - u8 key_type; - u8 ssid_profile; - - /* - * TKIP, AES: frame's key id field. - * For WEP default key: key id; - */ - u8 id; - u8 reserved_2[6]; - u8 key[MAX_KEY_SIZE]; - __le16 ac_seq_num16[NUM_ACCESS_CATEGORIES_COPY]; - __le32 ac_seq_num32[NUM_ACCESS_CATEGORIES_COPY]; -} __packed; - -enum wl1271_cmd_lid_key_type { - UNICAST_LID_TYPE = 0, - BROADCAST_LID_TYPE = 1, - WEP_DEFAULT_LID_TYPE = 2 -}; - -struct wl1271_cmd_set_ap_keys { +struct wl1271_cmd_set_keys { struct wl1271_cmd_header header; /* @@ -490,69 +562,46 @@ enum wl1271_disconnect_type { DISCONNECT_DISASSOC }; -struct wl1271_cmd_disconnect { - struct wl1271_cmd_header header; - - __le32 rx_config_options; - __le32 rx_filter_options; - - __le16 reason; - u8 type; - - u8 padding; -} __packed; - #define WL1271_CMD_STA_STATE_CONNECTED 1 -struct wl1271_cmd_set_sta_state { +struct wl12xx_cmd_set_peer_state { struct wl1271_cmd_header header; + u8 hlid; u8 state; - u8 padding[3]; + u8 padding[2]; } __packed; -enum wl1271_ssid_type { - SSID_TYPE_PUBLIC = 0, - SSID_TYPE_HIDDEN = 1 +struct wl12xx_cmd_roc { + struct wl1271_cmd_header header; + + u8 role_id; + u8 channel; + u8 band; + u8 padding; }; -struct wl1271_cmd_bss_start { +struct wl12xx_cmd_croc { struct wl1271_cmd_header header; - /* wl1271_ssid_type */ - u8 ssid_type; - u8 ssid_len; - u8 ssid[IW_ESSID_MAX_SIZE]; - u8 padding_1[2]; + u8 role_id; + u8 padding[3]; +}; - /* Basic rate set */ - __le32 basic_rate_set; - /* Aging period in seconds*/ - __le16 aging_period; +enum wl12xx_ssid_type { + WL12XX_SSID_TYPE_PUBLIC = 0, + WL12XX_SSID_TYPE_HIDDEN = 1, + WL12XX_SSID_TYPE_ANY = 2, +}; - /* - * This field specifies the time between target beacon - * transmission times (TBTTs), in time units (TUs). - * Valid values are 1 to 1024. - */ - __le16 beacon_interval; - u8 bssid[ETH_ALEN]; - u8 bss_index; - /* Radio band */ - u8 band; - u8 channel; - /* The host link id for the AP's global queue */ - u8 global_hlid; - /* The host link id for the AP's broadcast queue */ - u8 broadcast_hlid; - /* DTIM count */ - u8 dtim_interval; - /* Beacon expiry time in ms */ - u8 beacon_expiry; - u8 padding_2[3]; -} __packed; +enum wl1271_psd_type { + WL1271_PSD_LEGACY = 0, + WL1271_PSD_UPSD_TRIGGER = 1, + WL1271_PSD_LEGACY_PSPOLL = 2, + WL1271_PSD_SAPSD = 3 +}; -struct wl1271_cmd_add_sta { +struct wl12xx_cmd_add_peer { struct wl1271_cmd_header header; u8 addr[ETH_ALEN]; @@ -566,7 +615,7 @@ struct wl1271_cmd_add_sta { u8 padding1; } __packed; -struct wl1271_cmd_remove_sta { +struct wl12xx_cmd_remove_peer { struct wl1271_cmd_header header; u8 hlid; @@ -575,4 +624,77 @@ struct wl1271_cmd_remove_sta { u8 padding1; } __packed; +/* + * Continuous mode - packets are transferred to the host periodically + * via the data path. + * On demand - Log messages are stored in a cyclic buffer in the + * firmware, and only transferred to the host when explicitly requested + */ +enum wl12xx_fwlogger_log_mode { + WL12XX_FWLOG_CONTINUOUS, + WL12XX_FWLOG_ON_DEMAND +}; + +/* Include/exclude timestamps from the log messages */ +enum wl12xx_fwlogger_timestamp { + WL12XX_FWLOG_TIMESTAMP_DISABLED, + WL12XX_FWLOG_TIMESTAMP_ENABLED +}; + +/* + * Logs can be routed to the debug pinouts (where available), to the host bus + * (SDIO/SPI), or dropped + */ +enum wl12xx_fwlogger_output { + WL12XX_FWLOG_OUTPUT_NONE, + WL12XX_FWLOG_OUTPUT_DBG_PINS, + WL12XX_FWLOG_OUTPUT_HOST, +}; + +struct wl12xx_cmd_config_fwlog { + struct wl1271_cmd_header header; + + /* See enum wl12xx_fwlogger_log_mode */ + u8 logger_mode; + + /* Minimum log level threshold */ + u8 log_severity; + + /* Include/exclude timestamps from the log messages */ + u8 timestamp; + + /* See enum wl1271_fwlogger_output */ + u8 output; + + /* Regulates the frequency of log messages */ + u8 threshold; + + u8 padding[3]; +} __packed; + +struct wl12xx_cmd_start_fwlog { + struct wl1271_cmd_header header; +} __packed; + +struct wl12xx_cmd_stop_fwlog { + struct wl1271_cmd_header header; +} __packed; + +struct wl12xx_cmd_channel_switch { + struct wl1271_cmd_header header; + + /* The new serving channel */ + u8 channel; + /* Relative time of the serving channel switch in TBTT units */ + u8 switch_time; + /* 1: Suspend TX till switch time; 0: Do not suspend TX */ + u8 tx_suspend; + /* 1: Flush TX at switch time; 0: Do not flush */ + u8 flush; +} __packed; + +struct wl12xx_cmd_stop_channel_switch { + struct wl1271_cmd_header header; +} __packed; + #endif /* __WL1271_CMD_H__ */ diff --git a/drivers/net/wireless/wl12xx/conf.h b/drivers/net/wireless/wl12xx/conf.h index c83fefb..04bb8fb 100644 --- a/drivers/net/wireless/wl12xx/conf.h +++ b/drivers/net/wireless/wl12xx/conf.h @@ -99,40 +99,75 @@ enum { enum { /* - * PER threshold in PPM of the BT voice + * Configure the min and max time BT gains the antenna + * in WLAN / BT master basic rate * - * Range: 0 - 10000000 + * Range: 0 - 255 (ms) */ - CONF_SG_BT_PER_THRESHOLD = 0, + CONF_SG_ACL_BT_MASTER_MIN_BR = 0, + CONF_SG_ACL_BT_MASTER_MAX_BR, /* - * Number of consequent RX_ACTIVE activities to override BT voice - * frames to ensure WLAN connection + * Configure the min and max time BT gains the antenna + * in WLAN / BT slave basic rate * - * Range: 0 - 100 + * Range: 0 - 255 (ms) */ - CONF_SG_HV3_MAX_OVERRIDE, + CONF_SG_ACL_BT_SLAVE_MIN_BR, + CONF_SG_ACL_BT_SLAVE_MAX_BR, /* - * Defines the PER threshold of the BT voice + * Configure the min and max time BT gains the antenna + * in WLAN / BT master EDR * - * Range: 0 - 65000 + * Range: 0 - 255 (ms) */ - CONF_SG_BT_NFS_SAMPLE_INTERVAL, + CONF_SG_ACL_BT_MASTER_MIN_EDR, + CONF_SG_ACL_BT_MASTER_MAX_EDR, /* - * Defines the load ratio of BT + * Configure the min and max time BT gains the antenna + * in WLAN / BT slave EDR * - * Range: 0 - 100 (%) + * Range: 0 - 255 (ms) */ - CONF_SG_BT_LOAD_RATIO, + CONF_SG_ACL_BT_SLAVE_MIN_EDR, + CONF_SG_ACL_BT_SLAVE_MAX_EDR, /* - * Defines whether the SG will force WLAN host to enter/exit PSM + * The maximum time WLAN can gain the antenna + * in WLAN PSM / BT master/slave BR * - * Range: 1 - SG can force, 0 - host handles PSM + * Range: 0 - 255 (ms) */ - CONF_SG_AUTO_PS_MODE, + CONF_SG_ACL_WLAN_PS_MASTER_BR, + CONF_SG_ACL_WLAN_PS_SLAVE_BR, + + /* + * The maximum time WLAN can gain the antenna + * in WLAN PSM / BT master/slave EDR + * + * Range: 0 - 255 (ms) + */ + CONF_SG_ACL_WLAN_PS_MASTER_EDR, + CONF_SG_ACL_WLAN_PS_SLAVE_EDR, + + /* TODO: explain these values */ + CONF_SG_ACL_WLAN_ACTIVE_MASTER_MIN_BR, + CONF_SG_ACL_WLAN_ACTIVE_MASTER_MAX_BR, + CONF_SG_ACL_WLAN_ACTIVE_SLAVE_MIN_BR, + CONF_SG_ACL_WLAN_ACTIVE_SLAVE_MAX_BR, + CONF_SG_ACL_WLAN_ACTIVE_MASTER_MIN_EDR, + CONF_SG_ACL_WLAN_ACTIVE_MASTER_MAX_EDR, + CONF_SG_ACL_WLAN_ACTIVE_SLAVE_MIN_EDR, + CONF_SG_ACL_WLAN_ACTIVE_SLAVE_MAX_EDR, + + CONF_SG_ACL_ACTIVE_SCAN_WLAN_BR, + CONF_SG_ACL_ACTIVE_SCAN_WLAN_EDR, + CONF_SG_ACL_PASSIVE_SCAN_BT_BR, + CONF_SG_ACL_PASSIVE_SCAN_WLAN_BR, + CONF_SG_ACL_PASSIVE_SCAN_BT_EDR, + CONF_SG_ACL_PASSIVE_SCAN_WLAN_EDR, /* * Compensation percentage of probe requests when scan initiated @@ -151,102 +186,70 @@ enum { CONF_SG_ACTIVE_SCAN_DURATION_FACTOR_HV3, /* - * Defines antenna configuration (single/dual antenna) - * - * Range: 0 - single antenna, 1 - dual antenna - */ - CONF_SG_ANTENNA_CONFIGURATION, - - /* - * The threshold (percent) of max consequtive beacon misses before - * increasing priority of beacon reception. - * - * Range: 0 - 100 (%) - */ - CONF_SG_BEACON_MISS_PERCENT, - - /* - * The rate threshold below which receiving a data frame from the AP - * will increase the priority of the data frame above BT traffic. - * - * Range: 0,2, 5(=5.5), 6, 9, 11, 12, 18, 24, 36, 48, 54 - */ - CONF_SG_RATE_ADAPT_THRESH, - - /* - * Not used currently. + * Compensation percentage of WLAN active scan window if initiated + * during BT A2DP * - * Range: 0 + * Range: 0 - 1000 (%) */ - CONF_SG_RATE_ADAPT_SNR, + CONF_SG_ACTIVE_SCAN_DURATION_FACTOR_A2DP, /* - * Configure the min and max time BT gains the antenna - * in WLAN PSM / BT master basic rate + * Compensation percentage of WLAN passive scan window if initiated + * during BT A2DP BR * - * Range: 0 - 255 (ms) + * Range: 0 - 1000 (%) */ - CONF_SG_WLAN_PS_BT_ACL_MASTER_MIN_BR, - CONF_SG_WLAN_PS_BT_ACL_MASTER_MAX_BR, + CONF_SG_PASSIVE_SCAN_DURATION_FACTOR_A2DP_BR, /* - * The time after it expires no new WLAN trigger frame is trasmitted - * in WLAN PSM / BT master basic rate + * Compensation percentage of WLAN passive scan window if initiated + * during BT A2DP EDR * - * Range: 0 - 255 (ms) + * Range: 0 - 1000 (%) */ - CONF_SG_WLAN_PS_MAX_BT_ACL_MASTER_BR, + CONF_SG_PASSIVE_SCAN_DURATION_FACTOR_A2DP_EDR, /* - * Configure the min and max time BT gains the antenna - * in WLAN PSM / BT slave basic rate + * Compensation percentage of WLAN passive scan window if initiated + * during BT voice * - * Range: 0 - 255 (ms) + * Range: 0 - 1000 (%) */ - CONF_SG_WLAN_PS_BT_ACL_SLAVE_MIN_BR, - CONF_SG_WLAN_PS_BT_ACL_SLAVE_MAX_BR, + CONF_SG_PASSIVE_SCAN_DURATION_FACTOR_HV3, - /* - * The time after it expires no new WLAN trigger frame is trasmitted - * in WLAN PSM / BT slave basic rate - * - * Range: 0 - 255 (ms) - */ - CONF_SG_WLAN_PS_MAX_BT_ACL_SLAVE_BR, + /* TODO: explain these values */ + CONF_SG_CONSECUTIVE_HV3_IN_PASSIVE_SCAN, + CONF_SG_BCN_HV3_COLLISION_THRESH_IN_PASSIVE_SCAN, + CONF_SG_TX_RX_PROTECTION_BWIDTH_IN_PASSIVE_SCAN, /* - * Configure the min and max time BT gains the antenna - * in WLAN PSM / BT master EDR + * Defines whether the SG will force WLAN host to enter/exit PSM * - * Range: 0 - 255 (ms) + * Range: 1 - SG can force, 0 - host handles PSM */ - CONF_SG_WLAN_PS_BT_ACL_MASTER_MIN_EDR, - CONF_SG_WLAN_PS_BT_ACL_MASTER_MAX_EDR, + CONF_SG_STA_FORCE_PS_IN_BT_SCO, /* - * The time after it expires no new WLAN trigger frame is trasmitted - * in WLAN PSM / BT master EDR + * Defines antenna configuration (single/dual antenna) * - * Range: 0 - 255 (ms) + * Range: 0 - single antenna, 1 - dual antenna */ - CONF_SG_WLAN_PS_MAX_BT_ACL_MASTER_EDR, + CONF_SG_ANTENNA_CONFIGURATION, /* - * Configure the min and max time BT gains the antenna - * in WLAN PSM / BT slave EDR + * The threshold (percent) of max consecutive beacon misses before + * increasing priority of beacon reception. * - * Range: 0 - 255 (ms) + * Range: 0 - 100 (%) */ - CONF_SG_WLAN_PS_BT_ACL_SLAVE_MIN_EDR, - CONF_SG_WLAN_PS_BT_ACL_SLAVE_MAX_EDR, + CONF_SG_BEACON_MISS_PERCENT, /* - * The time after it expires no new WLAN trigger frame is trasmitted - * in WLAN PSM / BT slave EDR + * Protection time of the DHCP procedure. * - * Range: 0 - 255 (ms) + * Range: 0 - 100000 (ms) */ - CONF_SG_WLAN_PS_MAX_BT_ACL_SLAVE_EDR, + CONF_SG_DHCP_TIME, /* * RX guard time before the beginning of a new BT voice frame during @@ -273,166 +276,59 @@ enum { */ CONF_SG_ADAPTIVE_RXT_TXT, - /* - * The used WLAN legacy service period during active BT ACL link - * - * Range: 0 - 255 (ms) - */ - CONF_SG_PS_POLL_TIMEOUT, - - /* - * The used WLAN UPSD service period during active BT ACL link - * - * Range: 0 - 255 (ms) - */ - CONF_SG_UPSD_TIMEOUT, - - /* - * Configure the min and max time BT gains the antenna - * in WLAN Active / BT master EDR - * - * Range: 0 - 255 (ms) - */ - CONF_SG_WLAN_ACTIVE_BT_ACL_MASTER_MIN_EDR, - CONF_SG_WLAN_ACTIVE_BT_ACL_MASTER_MAX_EDR, - - /* - * The maximum time WLAN can gain the antenna for - * in WLAN Active / BT master EDR - * - * Range: 0 - 255 (ms) - */ - CONF_SG_WLAN_ACTIVE_MAX_BT_ACL_MASTER_EDR, - - /* - * Configure the min and max time BT gains the antenna - * in WLAN Active / BT slave EDR - * - * Range: 0 - 255 (ms) - */ - CONF_SG_WLAN_ACTIVE_BT_ACL_SLAVE_MIN_EDR, - CONF_SG_WLAN_ACTIVE_BT_ACL_SLAVE_MAX_EDR, + /* TODO: explain this value */ + CONF_SG_GENERAL_USAGE_BIT_MAP, /* - * The maximum time WLAN can gain the antenna for - * in WLAN Active / BT slave EDR + * Number of consecutive BT voice frames not interrupted by WLAN * - * Range: 0 - 255 (ms) + * Range: 0 - 100 */ - CONF_SG_WLAN_ACTIVE_MAX_BT_ACL_SLAVE_EDR, + CONF_SG_HV3_MAX_SERVED, /* - * Configure the min and max time BT gains the antenna - * in WLAN Active / BT basic rate + * The used WLAN legacy service period during active BT ACL link * * Range: 0 - 255 (ms) */ - CONF_SG_WLAN_ACTIVE_BT_ACL_MIN_BR, - CONF_SG_WLAN_ACTIVE_BT_ACL_MAX_BR, + CONF_SG_PS_POLL_TIMEOUT, /* - * The maximum time WLAN can gain the antenna for - * in WLAN Active / BT basic rate + * The used WLAN UPSD service period during active BT ACL link * * Range: 0 - 255 (ms) */ - CONF_SG_WLAN_ACTIVE_MAX_BT_ACL_BR, - - /* - * Compensation percentage of WLAN passive scan window if initiated - * during BT voice - * - * Range: 0 - 1000 (%) - */ - CONF_SG_PASSIVE_SCAN_DURATION_FACTOR_HV3, - - /* - * Compensation percentage of WLAN passive scan window if initiated - * during BT A2DP - * - * Range: 0 - 1000 (%) - */ - CONF_SG_PASSIVE_SCAN_DURATION_FACTOR_A2DP, - - /* - * Fixed time ensured for BT traffic to gain the antenna during WLAN - * passive scan. - * - * Range: 0 - 1000 ms - */ - CONF_SG_PASSIVE_SCAN_A2DP_BT_TIME, - - /* - * Fixed time ensured for WLAN traffic to gain the antenna during WLAN - * passive scan. - * - * Range: 0 - 1000 ms - */ - CONF_SG_PASSIVE_SCAN_A2DP_WLAN_TIME, + CONF_SG_UPSD_TIMEOUT, - /* - * Number of consequent BT voice frames not interrupted by WLAN - * - * Range: 0 - 100 - */ - CONF_SG_HV3_MAX_SERVED, + CONF_SG_CONSECUTIVE_CTS_THRESHOLD, + CONF_SG_STA_RX_WINDOW_AFTER_DTIM, + CONF_SG_STA_CONNECTION_PROTECTION_TIME, - /* - * Protection time of the DHCP procedure. - * - * Range: 0 - 100000 (ms) - */ - CONF_SG_DHCP_TIME, + /* AP params */ + CONF_AP_BEACON_MISS_TX, + CONF_AP_RX_WINDOW_AFTER_BEACON, + CONF_AP_BEACON_WINDOW_INTERVAL, + CONF_AP_CONNECTION_PROTECTION_TIME, + CONF_AP_BT_ACL_VAL_BT_SERVE_TIME, + CONF_AP_BT_ACL_VAL_WL_SERVE_TIME, - /* - * Compensation percentage of WLAN active scan window if initiated - * during BT A2DP - * - * Range: 0 - 1000 (%) - */ - CONF_SG_ACTIVE_SCAN_DURATION_FACTOR_A2DP, CONF_SG_TEMP_PARAM_1, CONF_SG_TEMP_PARAM_2, CONF_SG_TEMP_PARAM_3, CONF_SG_TEMP_PARAM_4, CONF_SG_TEMP_PARAM_5, - - /* - * AP beacon miss - * - * Range: 0 - 255 - */ - CONF_SG_AP_BEACON_MISS_TX, - - /* - * AP RX window length - * - * Range: 0 - 50 - */ - CONF_SG_RX_WINDOW_LENGTH, - - /* - * AP connection protection time - * - * Range: 0 - 5000 - */ - CONF_SG_AP_CONNECTION_PROTECTION_TIME, - CONF_SG_TEMP_PARAM_6, CONF_SG_TEMP_PARAM_7, CONF_SG_TEMP_PARAM_8, CONF_SG_TEMP_PARAM_9, CONF_SG_TEMP_PARAM_10, - CONF_SG_STA_PARAMS_MAX = CONF_SG_TEMP_PARAM_5 + 1, - CONF_SG_AP_PARAMS_MAX = CONF_SG_TEMP_PARAM_10 + 1, - + CONF_SG_PARAMS_MAX, CONF_SG_PARAMS_ALL = 0xff }; struct conf_sg_settings { - u32 sta_params[CONF_SG_STA_PARAMS_MAX]; - u32 ap_params[CONF_SG_AP_PARAMS_MAX]; + u32 params[CONF_SG_PARAMS_MAX]; u8 state; }; @@ -520,13 +416,17 @@ struct conf_rx_settings { u8 queue_type; }; -#define CONF_TX_MAX_RATE_CLASSES 8 +#define CONF_TX_MAX_RATE_CLASSES 10 #define CONF_TX_RATE_MASK_UNSPECIFIED 0 #define CONF_TX_RATE_MASK_BASIC (CONF_HW_BIT_RATE_1MBPS | \ CONF_HW_BIT_RATE_2MBPS) #define CONF_TX_RATE_RETRY_LIMIT 10 +/* basic rates for p2p operations (probe req/resp, etc.) */ +#define CONF_TX_RATE_MASK_BASIC_P2P (CONF_HW_BIT_RATE_6MBPS | \ + CONF_HW_BIT_RATE_12MBPS | CONF_HW_BIT_RATE_24MBPS) + /* * Rates supported for data packets when operating as AP. Note the absence * of the 22Mbps rate. There is a FW limitation on 12 rates so we must drop @@ -545,6 +445,11 @@ struct conf_rx_settings { CONF_HW_BIT_RATE_36MBPS | CONF_HW_BIT_RATE_48MBPS | \ CONF_HW_BIT_RATE_54MBPS) +#define CONF_TX_MCS_RATES (CONF_HW_BIT_RATE_MCS_0 | \ + CONF_HW_BIT_RATE_MCS_1 | CONF_HW_BIT_RATE_MCS_2 | \ + CONF_HW_BIT_RATE_MCS_3 | CONF_HW_BIT_RATE_MCS_4 | \ + CONF_HW_BIT_RATE_MCS_5 | CONF_HW_BIT_RATE_MCS_6 | \ + CONF_HW_BIT_RATE_MCS_7) /* * Default rates for management traffic when operating in AP mode. This @@ -553,12 +458,10 @@ struct conf_rx_settings { #define CONF_TX_AP_DEFAULT_MGMT_RATES (CONF_HW_BIT_RATE_1MBPS | \ CONF_HW_BIT_RATE_2MBPS | CONF_HW_BIT_RATE_5_5MBPS) -/* - * Default rates for working as IBSS. use 11b rates - */ +/* default rates for working as IBSS (11b and OFDM) */ #define CONF_TX_IBSS_DEFAULT_RATES (CONF_HW_BIT_RATE_1MBPS | \ CONF_HW_BIT_RATE_2MBPS | CONF_HW_BIT_RATE_5_5MBPS | \ - CONF_HW_BIT_RATE_11MBPS); + CONF_HW_BIT_RATE_11MBPS | CONF_TX_OFDM_RATES); struct conf_tx_rate_class { @@ -661,6 +564,9 @@ struct conf_tx_ac_category { #define CONF_TX_MAX_TID_COUNT 8 +/* Allow TX BA on all TIDs but 6,7. These are currently reserved in the FW */ +#define CONF_TX_BA_ENABLED_TID_BITMAP 0x3F + enum { CONF_CHANNEL_TYPE_DCF = 0, /* DC/LEGACY*/ CONF_CHANNEL_TYPE_EDCF = 1, /* EDCA*/ @@ -713,8 +619,16 @@ struct conf_tx_settings { /* * AP-mode - allow this number of TX retries to a station before an * event is triggered from FW. + * In AP-mode the hlids of unreachable stations are given in the + * "sta_tx_retry_exceeded" member in the event mailbox. + */ + u8 max_tx_retries; + + /* + * AP-mode - after this number of seconds a connected station is + * considered inactive. */ - u16 ap_max_tx_retries; + u16 ap_aging_period; /* * Configuration for TID parameters. @@ -905,7 +819,7 @@ struct conf_conn_settings { struct conf_bcn_filt_rule bcn_filt_ie[CONF_MAX_BCN_FILT_IE_COUNT]; /* - * The number of consequtive beacons to lose, before the firmware + * The number of consecutive beacons to lose, before the firmware * becomes out of synch. * * Range: u32 @@ -943,7 +857,7 @@ struct conf_conn_settings { u8 rx_broadcast_in_ps; /* - * Consequtive PS Poll failures before sending event to driver + * Consecutive PS Poll failures before sending event to driver * * Range: u8 */ @@ -1004,14 +918,6 @@ struct conf_conn_settings { u8 psm_entry_nullfunc_retries; /* - * Specifies the time to linger in active mode after successfully - * transmitting the PSM entry null-func frame. - * - * Range 0 - 255 TU's - */ - u8 psm_entry_hangover_period; - - /* * * Specifies the interval of the connection keep-alive null-func * frame in ms. @@ -1191,8 +1097,12 @@ struct conf_rf_settings { }; struct conf_ht_setting { - u16 tx_ba_win_size; + u8 rx_ba_win_size; + u8 tx_ba_win_size; u16 inactivity_timeout; + + /* bitmap of enabled TIDs for TX BA sessions */ + u8 tx_ba_tid_bitmap; }; struct conf_memory_settings { @@ -1248,6 +1158,92 @@ struct conf_fm_coex { u8 swallow_clk_diff; }; +struct conf_rx_streaming_settings { + /* + * RX Streaming duration (in msec) from last tx/rx + * + * Range: u32 + */ + u32 duration; + + /* + * Bitmap of tids to be polled during RX streaming. + * (Note: it doesn't look like it really matters) + * + * Range: 0x1-0xff + */ + u8 queues; + + /* + * RX Streaming interval. + * (Note:this value is also used as the rx streaming timeout) + * Range: 0 (disabled), 10 - 100 + */ + u8 interval; + + /* + * enable rx streaming also when there is no coex activity + */ + u8 always; +}; + +struct conf_fwlog { + /* Continuous or on-demand */ + u8 mode; + + /* + * Number of memory blocks dedicated for the FW logger + * + * Range: 1-3, or 0 to disable the FW logger + */ + u8 mem_blocks; + + /* Minimum log level threshold */ + u8 severity; + + /* Include/exclude timestamps from the log messages */ + u8 timestamp; + + /* See enum wl1271_fwlogger_output */ + u8 output; + + /* Regulates the frequency of log messages */ + u8 threshold; +}; + +#define ACX_RATE_MGMT_NUM_OF_RATES 13 +struct conf_rate_policy_settings { + u16 rate_retry_score; + u16 per_add; + u16 per_th1; + u16 per_th2; + u16 max_per; + u8 inverse_curiosity_factor; + u8 tx_fail_low_th; + u8 tx_fail_high_th; + u8 per_alpha_shift; + u8 per_add_shift; + u8 per_beta1_shift; + u8 per_beta2_shift; + u8 rate_check_up; + u8 rate_check_down; + u8 rate_retry_policy[ACX_RATE_MGMT_NUM_OF_RATES]; +}; + +struct conf_hangover_settings { + u32 recover_time; + u8 hangover_period; + u8 dynamic_mode; + u8 early_termination_mode; + u8 max_period; + u8 min_period; + u8 increase_delta; + u8 decrease_delta; + u8 quiet_time; + u8 increase_time; + u8 window_size; +}; + struct conf_drv_settings { struct conf_sg_settings sg; struct conf_rx_settings rx; @@ -1263,6 +1259,10 @@ struct conf_drv_settings { struct conf_memory_settings mem_wl127x; struct conf_memory_settings mem_wl128x; struct conf_fm_coex fm_coex; + struct conf_rx_streaming_settings rx_streaming; + struct conf_fwlog fwlog; + struct conf_rate_policy_settings rate; + struct conf_hangover_settings hangover; u8 hci_io_ds; }; diff --git a/drivers/net/wireless/wl12xx/debugfs.c b/drivers/net/wireless/wl12xx/debugfs.c index f1f8df9..3999fd5 100644 --- a/drivers/net/wireless/wl12xx/debugfs.c +++ b/drivers/net/wireless/wl12xx/debugfs.c @@ -30,6 +30,7 @@ #include "acx.h" #include "ps.h" #include "io.h" +#include "tx.h" /* ms */ #define WL1271_DEBUGFS_STATS_LIFETIME 1000 @@ -71,6 +72,14 @@ static const struct file_operations name## _ops = { \ if (!entry || IS_ERR(entry)) \ goto err; \ +#define DEBUGFS_ADD_PREFIX(prefix, name, parent) \ + do { \ + entry = debugfs_create_file(#name, 0400, parent, \ + wl, &prefix## _## name## _ops); \ + if (!entry || IS_ERR(entry)) \ + goto err; \ + } while (0); + #define DEBUGFS_FWSTATS_FILE(sub, name, fmt) \ static ssize_t sub## _ ##name## _read(struct file *file, \ char __user *userbuf, \ @@ -225,7 +234,7 @@ static ssize_t tx_queue_len_read(struct file *file, char __user *userbuf, char buf[20]; int res; - queue_len = wl->tx_queue_count; + queue_len = wl1271_tx_total_queue_count(wl); res = scnprintf(buf, sizeof(buf), "%u\n", queue_len); return simple_read_from_buffer(userbuf, count, ppos, buf, res); @@ -256,18 +265,10 @@ static ssize_t gpio_power_write(struct file *file, size_t count, loff_t *ppos) { struct wl1271 *wl = file->private_data; - char buf[10]; - size_t len; unsigned long value; int ret; - len = min(count, sizeof(buf) - 1); - if (copy_from_user(buf, user_buf, len)) { - return -EFAULT; - } - buf[len] = '\0'; - - ret = kstrtoul(buf, 0, &value); + ret = kstrtoul_from_user(user_buf, count, 10, &value); if (ret < 0) { wl1271_warning("illegal value in gpio_power"); return -EINVAL; @@ -298,7 +299,7 @@ static ssize_t start_recovery_write(struct file *file, struct wl1271 *wl = file->private_data; mutex_lock(&wl->mutex); - ieee80211_queue_work(wl->hw, &wl->recovery_work); + wl12xx_queue_recovery_work(wl); mutex_unlock(&wl->mutex); return count; @@ -331,17 +332,21 @@ static ssize_t driver_state_read(struct file *file, char __user *user_buf, DRIVER_STATE_PRINT_INT(tx_blocks_available); DRIVER_STATE_PRINT_INT(tx_allocated_blocks); + DRIVER_STATE_PRINT_INT(tx_allocated_pkts[0]); + DRIVER_STATE_PRINT_INT(tx_allocated_pkts[1]); + DRIVER_STATE_PRINT_INT(tx_allocated_pkts[2]); + DRIVER_STATE_PRINT_INT(tx_allocated_pkts[3]); DRIVER_STATE_PRINT_INT(tx_frames_cnt); DRIVER_STATE_PRINT_LHEX(tx_frames_map[0]); - DRIVER_STATE_PRINT_INT(tx_queue_count); + DRIVER_STATE_PRINT_INT(tx_queue_count[0]); + DRIVER_STATE_PRINT_INT(tx_queue_count[1]); + DRIVER_STATE_PRINT_INT(tx_queue_count[2]); + DRIVER_STATE_PRINT_INT(tx_queue_count[3]); DRIVER_STATE_PRINT_INT(tx_packets_count); DRIVER_STATE_PRINT_INT(tx_results_count); DRIVER_STATE_PRINT_LHEX(flags); - DRIVER_STATE_PRINT_INT(tx_blocks_freed[0]); - DRIVER_STATE_PRINT_INT(tx_blocks_freed[1]); - DRIVER_STATE_PRINT_INT(tx_blocks_freed[2]); - DRIVER_STATE_PRINT_INT(tx_blocks_freed[3]); - DRIVER_STATE_PRINT_INT(tx_security_last_seq); + DRIVER_STATE_PRINT_INT(tx_blocks_freed); + DRIVER_STATE_PRINT_INT(tx_security_last_seq_lsb); DRIVER_STATE_PRINT_INT(rx_counter); DRIVER_STATE_PRINT_INT(session_counter); DRIVER_STATE_PRINT_INT(state); @@ -354,9 +359,6 @@ static ssize_t driver_state_read(struct file *file, char __user *user_buf, DRIVER_STATE_PRINT_INT(beacon_int); DRIVER_STATE_PRINT_INT(psm_entry_retry); DRIVER_STATE_PRINT_INT(ps_poll_failures); - DRIVER_STATE_PRINT_HEX(filters); - DRIVER_STATE_PRINT_HEX(rx_config); - DRIVER_STATE_PRINT_HEX(rx_filter); DRIVER_STATE_PRINT_INT(power_level); DRIVER_STATE_PRINT_INT(rssi_thold); DRIVER_STATE_PRINT_INT(last_rssi_event); @@ -417,17 +419,10 @@ static ssize_t dtim_interval_write(struct file *file, size_t count, loff_t *ppos) { struct wl1271 *wl = file->private_data; - char buf[10]; - size_t len; unsigned long value; int ret; - len = min(count, sizeof(buf) - 1); - if (copy_from_user(buf, user_buf, len)) - return -EFAULT; - buf[len] = '\0'; - - ret = kstrtoul(buf, 0, &value); + ret = kstrtoul_from_user(user_buf, count, 10, &value); if (ret < 0) { wl1271_warning("illegal value for dtim_interval"); return -EINVAL; @@ -482,17 +477,10 @@ static ssize_t beacon_interval_write(struct file *file, size_t count, loff_t *ppos) { struct wl1271 *wl = file->private_data; - char buf[10]; - size_t len; unsigned long value; int ret; - len = min(count, sizeof(buf) - 1); - if (copy_from_user(buf, user_buf, len)) - return -EFAULT; - buf[len] = '\0'; - - ret = kstrtoul(buf, 0, &value); + ret = kstrtoul_from_user(user_buf, count, 10, &value); if (ret < 0) { wl1271_warning("illegal value for beacon_interval"); return -EINVAL; @@ -527,11 +515,156 @@ static const struct file_operations beacon_interval_ops = { .llseek = default_llseek, }; +static ssize_t rx_streaming_interval_write(struct file *file, + const char __user *user_buf, + size_t count, loff_t *ppos) +{ + struct wl1271 *wl = file->private_data; + unsigned long value; + int ret; + + ret = kstrtoul_from_user(user_buf, count, 10, &value); + if (ret < 0) { + wl1271_warning("illegal value in rx_streaming_interval!"); + return -EINVAL; + } + + /* valid values: 0, 10-100 */ + if (value && (value < 10 || value > 100)) { + wl1271_warning("value is not in range!"); + return -ERANGE; + } + + mutex_lock(&wl->mutex); + + wl->conf.rx_streaming.interval = value; + + ret = wl1271_ps_elp_wakeup(wl); + if (ret < 0) + goto out; + + wl1271_recalc_rx_streaming(wl); + + wl1271_ps_elp_sleep(wl); +out: + mutex_unlock(&wl->mutex); + return count; +} + +static ssize_t rx_streaming_interval_read(struct file *file, + char __user *userbuf, + size_t count, loff_t *ppos) +{ + struct wl1271 *wl = file->private_data; + return wl1271_format_buffer(userbuf, count, ppos, + "%d\n", wl->conf.rx_streaming.interval); +} + +static const struct file_operations rx_streaming_interval_ops = { + .read = rx_streaming_interval_read, + .write = rx_streaming_interval_write, + .open = wl1271_open_file_generic, + .llseek = default_llseek, +}; + +static ssize_t rx_streaming_always_write(struct file *file, + const char __user *user_buf, + size_t count, loff_t *ppos) +{ + struct wl1271 *wl = file->private_data; + unsigned long value; + int ret; + + ret = kstrtoul_from_user(user_buf, count, 10, &value); + if (ret < 0) { + wl1271_warning("illegal value in rx_streaming_write!"); + return -EINVAL; + } + + /* valid values: 0, 10-100 */ + if (!(value == 0 || value == 1)) { + wl1271_warning("value is not in valid!"); + return -EINVAL; + } + + mutex_lock(&wl->mutex); + + wl->conf.rx_streaming.always = value; + + ret = wl1271_ps_elp_wakeup(wl); + if (ret < 0) + goto out; + + wl1271_recalc_rx_streaming(wl); + + wl1271_ps_elp_sleep(wl); +out: + mutex_unlock(&wl->mutex); + return count; +} + +static ssize_t rx_streaming_always_read(struct file *file, + char __user *userbuf, + size_t count, loff_t *ppos) +{ + struct wl1271 *wl = file->private_data; + return wl1271_format_buffer(userbuf, count, ppos, + "%d\n", wl->conf.rx_streaming.always); +} + +static const struct file_operations rx_streaming_always_ops = { + .read = rx_streaming_always_read, + .write = rx_streaming_always_write, + .open = wl1271_open_file_generic, + .llseek = default_llseek, +}; + +static ssize_t beacon_filtering_write(struct file *file, + const char __user *user_buf, + size_t count, loff_t *ppos) +{ + struct wl1271 *wl = file->private_data; + char buf[10]; + size_t len; + unsigned long value; + int ret; + + len = min(count, sizeof(buf) - 1); + if (copy_from_user(buf, user_buf, len)) + return -EFAULT; + buf[len] = '\0'; + + ret = kstrtoul(buf, 0, &value); + if (ret < 0) { + wl1271_warning("illegal value for beacon_filtering!"); + return -EINVAL; + } + + mutex_lock(&wl->mutex); + + ret = wl1271_ps_elp_wakeup(wl); + if (ret < 0) + goto out; + + ret = wl1271_acx_beacon_filter_opt(wl, !!value); + + wl1271_ps_elp_sleep(wl); +out: + mutex_unlock(&wl->mutex); + return count; +} + +static const struct file_operations beacon_filtering_ops = { + .write = beacon_filtering_write, + .open = wl1271_open_file_generic, + .llseek = default_llseek, +}; + static int wl1271_debugfs_add_files(struct wl1271 *wl, struct dentry *rootdir) { int ret = 0; - struct dentry *entry, *stats; + struct dentry *entry, *stats, *streaming; stats = debugfs_create_dir("fw-statistics", rootdir); if (!stats || IS_ERR(stats)) { @@ -639,6 +772,15 @@ static int wl1271_debugfs_add_files(struct wl1271 *wl, DEBUGFS_ADD(driver_state, rootdir); DEBUGFS_ADD(dtim_interval, rootdir); DEBUGFS_ADD(beacon_interval, rootdir); + DEBUGFS_ADD(beacon_filtering, rootdir); + + streaming = debugfs_create_dir("rx_streaming", rootdir); + if (!streaming || IS_ERR(streaming)) + goto err; + + DEBUGFS_ADD_PREFIX(rx_streaming, interval, streaming); + DEBUGFS_ADD_PREFIX(rx_streaming, always, streaming); + return 0; diff --git a/drivers/net/wireless/wl12xx/event.c b/drivers/net/wireless/wl12xx/event.c index c3c554c..674ad2a 100644 --- a/drivers/net/wireless/wl12xx/event.c +++ b/drivers/net/wireless/wl12xx/event.c @@ -133,10 +133,13 @@ static int wl1271_event_ps_report(struct wl1271 *wl, if (ret < 0) break; - /* enable beacon early termination */ - ret = wl1271_acx_bet_enable(wl, true); - if (ret < 0) - break; + /* + * BET has only a minor effect in 5GHz and masks + * channel switch IEs, so we only enable BET on 2.4GHz + */ + if (wl->band == IEEE80211_BAND_2GHZ) + /* enable beacon early termination */ + ret = wl1271_acx_bet_enable(wl, true); if (wl->ps_compl) { complete(wl->ps_compl); @@ -168,6 +171,43 @@ static void wl1271_event_rssi_trigger(struct wl1271 *wl, wl->last_rssi_event = event; } +static void wl1271_stop_ba_event(struct wl1271 *wl) +{ + if (wl->bss_type != BSS_TYPE_AP_BSS) { + if (!wl->ba_rx_bitmap) + return; + ieee80211_stop_rx_ba_session(wl->vif, wl->ba_rx_bitmap, + wl->bssid); + } else { + int i; + struct wl1271_link *lnk; + for (i = WL1271_AP_STA_HLID_START; i < AP_MAX_LINKS; i++) { + lnk = &wl->links[i]; + if (!wl1271_is_active_sta(wl, i) || !lnk->ba_bitmap) + continue; + + ieee80211_stop_rx_ba_session(wl->vif, + lnk->ba_bitmap, + lnk->addr); + } + } +} + +static void wl12xx_event_soft_gemini_sense(struct wl1271 *wl, + u8 enable) +{ + if (enable) { + /* disable dynamic PS when requested by the firmware */ + ieee80211_disable_dyn_ps(wl->vif); + set_bit(WL1271_FLAG_SOFT_GEMINI, &wl->flags); + } else { + ieee80211_enable_dyn_ps(wl->vif); + clear_bit(WL1271_FLAG_SOFT_GEMINI, &wl->flags); + wl1271_recalc_rx_streaming(wl); + } + +} + static void wl1271_event_mbox_dump(struct event_mailbox *mbox) { wl1271_debug(DEBUG_EVENT, "MBOX DUMP:"); @@ -181,6 +221,8 @@ static int wl1271_event_process(struct wl1271 *wl, struct event_mailbox *mbox) u32 vector; bool beacon_loss = false; bool is_ap = (wl->bss_type == BSS_TYPE_AP_BSS); + bool disconnect_sta = false; + unsigned long sta_bitmap = 0; wl1271_event_mbox_dump(mbox); @@ -211,14 +253,10 @@ static int wl1271_event_process(struct wl1271 *wl, struct event_mailbox *mbox) } } - /* disable dynamic PS when requested by the firmware */ if (vector & SOFT_GEMINI_SENSE_EVENT_ID && - wl->bss_type == BSS_TYPE_STA_BSS) { - if (mbox->soft_gemini_sense_info) - ieee80211_disable_dyn_ps(wl->vif); - else - ieee80211_enable_dyn_ps(wl->vif); - } + wl->bss_type == BSS_TYPE_STA_BSS) + wl12xx_event_soft_gemini_sense(wl, + mbox->soft_gemini_sense_info); /* * The BSS_LOSE_EVENT_ID is only needed while psm (and hence beacon @@ -252,12 +290,77 @@ static int wl1271_event_process(struct wl1271 *wl, struct event_mailbox *mbox) wl1271_event_rssi_trigger(wl, mbox); } - if ((vector & DUMMY_PACKET_EVENT_ID) && !is_ap) { + if ((vector & BA_SESSION_RX_CONSTRAINT_EVENT_ID)) { + wl1271_debug(DEBUG_EVENT, "BA_SESSION_RX_CONSTRAINT_EVENT_ID. " + "ba_allowed = 0x%x", mbox->rx_ba_allowed); + + wl->ba_allowed = !!mbox->rx_ba_allowed; + + if (wl->vif && !wl->ba_allowed) + wl1271_stop_ba_event(wl); + } + + if ((vector & CHANNEL_SWITCH_COMPLETE_EVENT_ID) && !is_ap) { + wl1271_debug(DEBUG_EVENT, "CHANNEL_SWITCH_COMPLETE_EVENT_ID. " + "status = 0x%x", + mbox->channel_switch_status); + /* + * That event uses for two cases: + * 1) channel switch complete with status=0 + * 2) channel switch failed status=1 + */ + if (test_and_clear_bit(WL1271_FLAG_CS_PROGRESS, &wl->flags) && + (wl->vif)) + ieee80211_chswitch_done(wl->vif, + mbox->channel_switch_status ? false : true); + } + + if ((vector & DUMMY_PACKET_EVENT_ID)) { wl1271_debug(DEBUG_EVENT, "DUMMY_PACKET_ID_EVENT_ID"); if (wl->vif) wl1271_tx_dummy_packet(wl); } + /* + * "TX retries exceeded" has a different meaning according to mode. + * In AP mode the offending station is disconnected. + */ + if ((vector & MAX_TX_RETRY_EVENT_ID) && is_ap) { + wl1271_debug(DEBUG_EVENT, "MAX_TX_RETRY_EVENT_ID"); + sta_bitmap |= le16_to_cpu(mbox->sta_tx_retry_exceeded); + disconnect_sta = true; + } + + if ((vector & INACTIVE_STA_EVENT_ID) && is_ap) { + wl1271_debug(DEBUG_EVENT, "INACTIVE_STA_EVENT_ID"); + sta_bitmap |= le16_to_cpu(mbox->sta_aging_status); + disconnect_sta = true; + } + + if (is_ap && disconnect_sta) { + u32 num_packets = wl->conf.tx.max_tx_retries; + struct ieee80211_sta *sta; + const u8 *addr; + int h; + + for (h = find_first_bit(&sta_bitmap, AP_MAX_LINKS); + h < AP_MAX_LINKS; + h = find_next_bit(&sta_bitmap, AP_MAX_LINKS, h+1)) { + if (!wl1271_is_active_sta(wl, h)) + continue; + + addr = wl->links[h].addr; + + rcu_read_lock(); + sta = ieee80211_find_sta(wl->vif, addr); + if (sta) { + wl1271_debug(DEBUG_EVENT, "remove sta %d", h); + ieee80211_report_low_ack(sta, num_packets); + } + rcu_read_unlock(); + } + } + if (wl->vif && beacon_loss) ieee80211_connection_loss(wl->vif); diff --git a/drivers/net/wireless/wl12xx/event.h b/drivers/net/wireless/wl12xx/event.h index b6cf06e..49c1a0e 100644 --- a/drivers/net/wireless/wl12xx/event.h +++ b/drivers/net/wireless/wl12xx/event.h @@ -49,29 +49,27 @@ enum { MEASUREMENT_START_EVENT_ID = BIT(8), MEASUREMENT_COMPLETE_EVENT_ID = BIT(9), SCAN_COMPLETE_EVENT_ID = BIT(10), - SCHEDULED_SCAN_COMPLETE_EVENT_ID = BIT(11), + WFD_DISCOVERY_COMPLETE_EVENT_ID = BIT(11), AP_DISCOVERY_COMPLETE_EVENT_ID = BIT(12), PS_REPORT_EVENT_ID = BIT(13), PSPOLL_DELIVERY_FAILURE_EVENT_ID = BIT(14), DISCONNECT_EVENT_COMPLETE_ID = BIT(15), - JOIN_EVENT_COMPLETE_ID = BIT(16), + /* BIT(16) is reserved */ CHANNEL_SWITCH_COMPLETE_EVENT_ID = BIT(17), BSS_LOSE_EVENT_ID = BIT(18), REGAINED_BSS_EVENT_ID = BIT(19), - ROAMING_TRIGGER_MAX_TX_RETRY_EVENT_ID = BIT(20), - /* STA: dummy paket for dynamic mem blocks */ - DUMMY_PACKET_EVENT_ID = BIT(21), - /* AP: STA remove complete */ - STA_REMOVE_COMPLETE_EVENT_ID = BIT(21), + MAX_TX_RETRY_EVENT_ID = BIT(20), + DUMMY_PACKET_EVENT_ID = BIT(21), SOFT_GEMINI_SENSE_EVENT_ID = BIT(22), - SOFT_GEMINI_PREDICTION_EVENT_ID = BIT(23), + CHANGE_AUTO_MODE_TIMEOUT_EVENT_ID = BIT(23), SOFT_GEMINI_AVALANCHE_EVENT_ID = BIT(24), PLT_RX_CALIBRATION_COMPLETE_EVENT_ID = BIT(25), - DBG_EVENT_ID = BIT(26), - HEALTH_CHECK_REPLY_EVENT_ID = BIT(27), + INACTIVE_STA_EVENT_ID = BIT(26), + PEER_REMOVE_COMPLETE_EVENT_ID = BIT(27), PERIODIC_SCAN_COMPLETE_EVENT_ID = BIT(28), PERIODIC_SCAN_REPORT_EVENT_ID = BIT(29), - BA_SESSION_TEAR_DOWN_EVENT_ID = BIT(30), + BA_SESSION_RX_CONSTRAINT_EVENT_ID = BIT(30), + REMAIN_ON_CHANNEL_COMPLETE_EVENT_ID = BIT(31), EVENT_MBOX_ALL_EVENT_ID = 0x7fffffff, }; @@ -80,15 +78,6 @@ enum { EVENT_ENTER_POWER_SAVE_SUCCESS, }; -struct event_debug_report { - u8 debug_event_id; - u8 num_params; - __le16 pad; - __le32 report_1; - __le32 report_2; - __le32 report_3; -} __packed; - #define NUM_OF_RSSI_SNR_TRIGGERS 8 struct event_mailbox { @@ -97,32 +86,45 @@ struct event_mailbox { __le32 reserved_1; __le32 reserved_2; - u8 dbg_event_id; - u8 num_relevant_params; - __le16 reserved_3; - __le32 event_report_p1; - __le32 event_report_p2; - __le32 event_report_p3; - u8 number_of_scan_results; u8 scan_tag; - u8 reserved_4[2]; - __le32 compl_scheduled_scan_status; + u8 completed_scan_status; + u8 reserved_3; - __le16 scheduled_scan_attended_channels; u8 soft_gemini_sense_info; u8 soft_gemini_protective_info; s8 rssi_snr_trigger_metric[NUM_OF_RSSI_SNR_TRIGGERS]; u8 channel_switch_status; u8 scheduled_scan_status; u8 ps_status; + /* tuned channel (roc) */ + u8 roc_channel; - /* AP FW only */ - u8 hlid_removed; + __le16 hlid_removed_bitmap; + + /* bitmap of aged stations (by HLID) */ __le16 sta_aging_status; + + /* bitmap of stations (by HLID) which exceeded max tx retries */ __le16 sta_tx_retry_exceeded; - u8 reserved_5[24]; + /* discovery completed results */ + u8 discovery_tag; + u8 number_of_preq_results; + u8 number_of_prsp_results; + u8 reserved_5; + + /* rx ba constraint */ + u8 role_id; /* 0xFF means any role. */ + u8 rx_ba_allowed; + u8 reserved_6[2]; + + u8 ps_poll_delivery_failure_role_ids; + u8 stopped_role_ids; + u8 started_role_ids; + u8 change_auto_mode_timeout; + + u8 reserved_7[12]; } __packed; int wl1271_event_unmask(struct wl1271 *wl); @@ -130,4 +132,7 @@ void wl1271_event_mbox_config(struct wl1271 *wl); int wl1271_event_handle(struct wl1271 *wl, u8 mbox); void wl1271_pspoll_work(struct work_struct *work); +/* Functions from main.c */ +bool wl1271_is_active_sta(struct wl1271 *wl, u8 hlid); + #endif diff --git a/drivers/net/wireless/wl12xx/ini.h b/drivers/net/wireless/wl12xx/ini.h index 1420c84..4cf9ecc 100644 --- a/drivers/net/wireless/wl12xx/ini.h +++ b/drivers/net/wireless/wl12xx/ini.h @@ -24,6 +24,9 @@ #ifndef __INI_H__ #define __INI_H__ +#define GENERAL_SETTINGS_DRPW_LPD 0xc0 +#define SCRATCH_ENABLE_LPD BIT(25) + #define WL1271_INI_MAX_SMART_REFLEX_PARAM 16 struct wl1271_ini_general_params { diff --git a/drivers/net/wireless/wl12xx/init.c b/drivers/net/wireless/wl12xx/init.c index a8f4f15..04db64c 100644 --- a/drivers/net/wireless/wl12xx/init.c +++ b/drivers/net/wireless/wl12xx/init.c @@ -39,13 +39,13 @@ int wl1271_sta_init_templates_config(struct wl1271 *wl) /* send empty templates for fw memory reservation */ ret = wl1271_cmd_template_set(wl, CMD_TEMPL_CFG_PROBE_REQ_2_4, NULL, - WL1271_CMD_TEMPL_MAX_SIZE, + WL1271_CMD_TEMPL_DFLT_SIZE, 0, WL1271_RATE_AUTOMATIC); if (ret < 0) return ret; ret = wl1271_cmd_template_set(wl, CMD_TEMPL_CFG_PROBE_REQ_5, - NULL, WL1271_CMD_TEMPL_MAX_SIZE, 0, + NULL, WL1271_CMD_TEMPL_DFLT_SIZE, 0, WL1271_RATE_AUTOMATIC); if (ret < 0) return ret; @@ -70,15 +70,13 @@ int wl1271_sta_init_templates_config(struct wl1271 *wl) return ret; ret = wl1271_cmd_template_set(wl, CMD_TEMPL_PROBE_RESPONSE, NULL, - sizeof - (struct wl12xx_probe_resp_template), + WL1271_CMD_TEMPL_DFLT_SIZE, 0, WL1271_RATE_AUTOMATIC); if (ret < 0) return ret; ret = wl1271_cmd_template_set(wl, CMD_TEMPL_BEACON, NULL, - sizeof - (struct wl12xx_beacon_template), + WL1271_CMD_TEMPL_DFLT_SIZE, 0, WL1271_RATE_AUTOMATIC); if (ret < 0) return ret; @@ -92,7 +90,7 @@ int wl1271_sta_init_templates_config(struct wl1271 *wl) for (i = 0; i < CMD_TEMPL_KLV_IDX_MAX; i++) { ret = wl1271_cmd_template_set(wl, CMD_TEMPL_KLV, NULL, - WL1271_CMD_TEMPL_MAX_SIZE, i, + WL1271_CMD_TEMPL_DFLT_SIZE, i, WL1271_RATE_AUTOMATIC); if (ret < 0) return ret; @@ -105,6 +103,7 @@ static int wl1271_ap_init_deauth_template(struct wl1271 *wl) { struct wl12xx_disconn_template *tmpl; int ret; + u32 rate; tmpl = kzalloc(sizeof(*tmpl), GFP_KERNEL); if (!tmpl) { @@ -115,9 +114,9 @@ static int wl1271_ap_init_deauth_template(struct wl1271 *wl) tmpl->header.frame_ctl = cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_DEAUTH); + rate = wl1271_tx_min_rate_get(wl, wl->basic_rate_set); ret = wl1271_cmd_template_set(wl, CMD_TEMPL_DEAUTH_AP, - tmpl, sizeof(*tmpl), 0, - wl1271_tx_min_rate_get(wl)); + tmpl, sizeof(*tmpl), 0, rate); out: kfree(tmpl); @@ -128,6 +127,7 @@ static int wl1271_ap_init_null_template(struct wl1271 *wl) { struct ieee80211_hdr_3addr *nullfunc; int ret; + u32 rate; nullfunc = kzalloc(sizeof(*nullfunc), GFP_KERNEL); if (!nullfunc) { @@ -144,9 +144,9 @@ static int wl1271_ap_init_null_template(struct wl1271 *wl) memcpy(nullfunc->addr2, wl->mac_addr, ETH_ALEN); memcpy(nullfunc->addr3, wl->mac_addr, ETH_ALEN); + rate = wl1271_tx_min_rate_get(wl, wl->basic_rate_set); ret = wl1271_cmd_template_set(wl, CMD_TEMPL_NULL_DATA, nullfunc, - sizeof(*nullfunc), 0, - wl1271_tx_min_rate_get(wl)); + sizeof(*nullfunc), 0, rate); out: kfree(nullfunc); @@ -157,6 +157,7 @@ static int wl1271_ap_init_qos_null_template(struct wl1271 *wl) { struct ieee80211_qos_hdr *qosnull; int ret; + u32 rate; qosnull = kzalloc(sizeof(*qosnull), GFP_KERNEL); if (!qosnull) { @@ -173,9 +174,9 @@ static int wl1271_ap_init_qos_null_template(struct wl1271 *wl) memcpy(qosnull->addr2, wl->mac_addr, ETH_ALEN); memcpy(qosnull->addr3, wl->mac_addr, ETH_ALEN); + rate = wl1271_tx_min_rate_get(wl, wl->basic_rate_set); ret = wl1271_cmd_template_set(wl, CMD_TEMPL_QOS_NULL_DATA, qosnull, - sizeof(*qosnull), 0, - wl1271_tx_min_rate_get(wl)); + sizeof(*qosnull), 0, rate); out: kfree(qosnull); @@ -191,15 +192,13 @@ static int wl1271_ap_init_templates_config(struct wl1271 *wl) * reserve memory for later. */ ret = wl1271_cmd_template_set(wl, CMD_TEMPL_AP_PROBE_RESPONSE, NULL, - sizeof - (struct wl12xx_probe_resp_template), + WL1271_CMD_TEMPL_MAX_SIZE, 0, WL1271_RATE_AUTOMATIC); if (ret < 0) return ret; ret = wl1271_cmd_template_set(wl, CMD_TEMPL_AP_BEACON, NULL, - sizeof - (struct wl12xx_beacon_template), + WL1271_CMD_TEMPL_MAX_SIZE, 0, WL1271_RATE_AUTOMATIC); if (ret < 0) return ret; @@ -227,7 +226,7 @@ static int wl1271_ap_init_templates_config(struct wl1271 *wl) return 0; } -static int wl1271_init_rx_config(struct wl1271 *wl, u32 config, u32 filter) +static int wl12xx_init_rx_config(struct wl1271 *wl) { int ret; @@ -235,10 +234,6 @@ static int wl1271_init_rx_config(struct wl1271 *wl, u32 config, u32 filter) if (ret < 0) return ret; - ret = wl1271_acx_rx_config(wl, config, filter); - if (ret < 0) - return ret; - return 0; } @@ -285,10 +280,7 @@ int wl1271_init_pta(struct wl1271 *wl) { int ret; - if (wl->bss_type == BSS_TYPE_AP_BSS) - ret = wl1271_acx_ap_sg_cfg(wl); - else - ret = wl1271_acx_sta_sg_cfg(wl); + ret = wl12xx_acx_sg_cfg(wl); if (ret < 0) return ret; @@ -321,6 +313,20 @@ static int wl1271_init_beacon_broadcast(struct wl1271 *wl) return 0; } +static int wl12xx_init_fwlog(struct wl1271 *wl) +{ + int ret; + + if (wl->quirks & WL12XX_QUIRK_FWLOG_NOT_IMPLEMENTED) + return 0; + + ret = wl12xx_cmd_config_fwlog(wl); + if (ret < 0) + return ret; + + return 0; +} + static int wl1271_sta_hw_init(struct wl1271 *wl) { int ret; @@ -378,7 +384,12 @@ static int wl1271_sta_hw_init(struct wl1271 *wl) if (ret < 0) return ret; - ret = wl1271_acx_sta_mem_cfg(wl); + ret = wl12xx_acx_mem_cfg(wl); + if (ret < 0) + return ret; + + /* Configure the FW logger */ + ret = wl12xx_init_fwlog(wl); if (ret < 0) return ret; @@ -389,12 +400,6 @@ static int wl1271_sta_hw_init_post_mem(struct wl1271 *wl) { int ret, i; - ret = wl1271_cmd_set_sta_default_wep_key(wl, wl->default_key); - if (ret < 0) { - wl1271_warning("couldn't set default key"); - return ret; - } - /* disable all keep-alive templates */ for (i = 0; i < CMD_TEMPL_KLV_IDX_MAX; i++) { ret = wl1271_acx_keep_alive_config(wl, i, @@ -428,11 +433,16 @@ static int wl1271_ap_hw_init(struct wl1271 *wl) if (ret < 0) return ret; - ret = wl1271_acx_max_tx_retry(wl); + ret = wl1271_acx_ap_max_tx_retry(wl); + if (ret < 0) + return ret; + + ret = wl12xx_acx_mem_cfg(wl); if (ret < 0) return ret; - ret = wl1271_acx_ap_mem_cfg(wl); + /* initialize Tx power */ + ret = wl1271_acx_tx_power(wl, wl->power_level); if (ret < 0) return ret; @@ -459,7 +469,7 @@ int wl1271_ap_init_templates(struct wl1271 *wl) * when operating as AP we want to receive external beacons for * configuring ERP protection. */ - ret = wl1271_acx_set_ap_beacon_filter(wl, false); + ret = wl1271_acx_beacon_filter_opt(wl, false); if (ret < 0) return ret; @@ -491,7 +501,7 @@ int wl1271_init_ap_rates(struct wl1271 *wl) return ret; /* use the min basic rate for AP broadcast/multicast */ - rc.enabled_rates = wl1271_tx_min_rate_get(wl); + rc.enabled_rates = wl1271_tx_min_rate_get(wl, wl->basic_rate_set); rc.short_retry_limit = 10; rc.long_retry_limit = 10; rc.aflags = 0; @@ -508,6 +518,9 @@ int wl1271_init_ap_rates(struct wl1271 *wl) else supported_rates = CONF_TX_AP_ENABLED_RATES; + /* unconditionally enable HT rates */ + supported_rates |= CONF_TX_MCS_RATES; + /* configure unicast TX rate classes */ for (i = 0; i < wl->conf.tx.ac_conf_count; i++) { rc.enabled_rates = supported_rates; @@ -522,40 +535,24 @@ int wl1271_init_ap_rates(struct wl1271 *wl) return 0; } -static void wl1271_check_ba_support(struct wl1271 *wl) -{ - /* validate FW cose ver x.x.x.50-60.x */ - if ((wl->chip.fw_ver[3] >= WL12XX_BA_SUPPORT_FW_COST_VER2_START) && - (wl->chip.fw_ver[3] < WL12XX_BA_SUPPORT_FW_COST_VER2_END)) { - wl->ba_support = true; - return; - } - - wl->ba_support = false; -} - static int wl1271_set_ba_policies(struct wl1271 *wl) { - u8 tid_index; - int ret = 0; - /* Reset the BA RX indicators */ wl->ba_rx_bitmap = 0; + wl->ba_allowed = true; + wl->ba_rx_session_count = 0; + + /* BA is supported in STA/AP modes */ + if (wl->bss_type != BSS_TYPE_AP_BSS && + wl->bss_type != BSS_TYPE_STA_BSS) { + wl->ba_support = false; + return 0; + } - /* validate that FW support BA */ - wl1271_check_ba_support(wl); - - if (wl->ba_support) - /* 802.11n initiator BA session setting */ - for (tid_index = 0; tid_index < CONF_TX_MAX_TID_COUNT; - ++tid_index) { - ret = wl1271_acx_set_ba_session(wl, WLAN_BACK_INITIATOR, - tid_index, true); - if (ret < 0) - break; - } + wl->ba_support = true; - return ret; + /* 802.11n initiator BA session setting */ + return wl12xx_acx_set_ba_initiator_policy(wl); } int wl1271_chip_specific_init(struct wl1271 *wl) @@ -625,11 +622,7 @@ int wl1271_hw_init(struct wl1271 *wl) return ret; /* RX config */ - ret = wl1271_init_rx_config(wl, - RX_CFG_PROMISCUOUS | RX_CFG_TSF, - RX_FILTER_OPTION_DEF); - /* RX_CONFIG_OPTION_ANY_DST_ANY_BSS, - RX_FILTER_OPTION_FILTER_ALL); */ + ret = wl12xx_init_rx_config(wl); if (ret < 0) goto out_free_memmap; @@ -708,11 +701,20 @@ int wl1271_hw_init(struct wl1271 *wl) if (ret < 0) goto out_free_memmap; + ret = wl12xx_acx_set_rate_mgmt_params(wl); + if (ret < 0) + goto out_free_memmap; + /* Configure initiator BA sessions policies */ ret = wl1271_set_ba_policies(wl); if (ret < 0) goto out_free_memmap; + /* configure hangover */ + ret = wl12xx_acx_config_hangover(wl); + if (ret < 0) + goto out_free_memmap; + return 0; out_free_memmap: diff --git a/drivers/net/wireless/wl12xx/io.c b/drivers/net/wireless/wl12xx/io.c index da5c1ad..c2da66f 100644 --- a/drivers/net/wireless/wl12xx/io.c +++ b/drivers/net/wireless/wl12xx/io.c @@ -23,7 +23,6 @@ #include <linux/module.h> #include <linux/platform_device.h> -#include <linux/crc7.h> #include <linux/spi/spi.h> #include "wl12xx.h" @@ -128,12 +127,14 @@ EXPORT_SYMBOL_GPL(wl1271_set_partition); void wl1271_io_reset(struct wl1271 *wl) { - wl->if_ops->reset(wl); + if (wl->if_ops->reset) + wl->if_ops->reset(wl); } void wl1271_io_init(struct wl1271 *wl) { - wl->if_ops->init(wl); + if (wl->if_ops->init) + wl->if_ops->init(wl); } void wl1271_top_reg_write(struct wl1271 *wl, int addr, u16 val) diff --git a/drivers/net/wireless/wl12xx/io.h b/drivers/net/wireless/wl12xx/io.h index beed621..e839341 100644 --- a/drivers/net/wireless/wl12xx/io.h +++ b/drivers/net/wireless/wl12xx/io.h @@ -25,6 +25,7 @@ #ifndef __IO_H__ #define __IO_H__ +#include <linux/irqreturn.h> #include "reg.h" #define HW_ACCESS_MEMORY_MAX_RANGE 0x1FFC0 @@ -128,6 +129,20 @@ static inline void wl1271_write(struct wl1271 *wl, int addr, void *buf, wl1271_raw_write(wl, physical, buf, len, fixed); } +static inline void wl1271_read_hwaddr(struct wl1271 *wl, int hwaddr, + void *buf, size_t len, bool fixed) +{ + int physical; + int addr; + + /* Addresses are stored internally as addresses to 32 bytes blocks */ + addr = hwaddr << 5; + + physical = wl1271_translate_addr(wl, addr); + + wl1271_raw_read(wl, physical, buf, len, fixed); +} + static inline u32 wl1271_read32(struct wl1271 *wl, int addr) { return wl1271_raw_read32(wl, wl1271_translate_addr(wl, addr)); @@ -171,6 +186,5 @@ int wl1271_free_hw(struct wl1271 *wl); irqreturn_t wl1271_irq(int irq, void *data); bool wl1271_set_block_size(struct wl1271 *wl); int wl1271_tx_dummy_packet(struct wl1271 *wl); -void wl1271_configure_filters(struct wl1271 *wl, unsigned int filters); #endif diff --git a/drivers/net/wireless/wl12xx/main.c b/drivers/net/wireless/wl12xx/main.c index e6497dc..884f82b 100644 --- a/drivers/net/wireless/wl12xx/main.c +++ b/drivers/net/wireless/wl12xx/main.c @@ -31,6 +31,7 @@ #include <linux/platform_device.h> #include <linux/slab.h> #include <linux/wl12xx.h> +#include <linux/sched.h> #include "wl12xx.h" #include "wl12xx_80211.h" @@ -51,110 +52,67 @@ static struct conf_drv_settings default_conf = { .sg = { - .sta_params = { - [CONF_SG_BT_PER_THRESHOLD] = 7500, - [CONF_SG_HV3_MAX_OVERRIDE] = 0, - [CONF_SG_BT_NFS_SAMPLE_INTERVAL] = 400, - [CONF_SG_BT_LOAD_RATIO] = 200, - [CONF_SG_AUTO_PS_MODE] = 1, - [CONF_SG_AUTO_SCAN_PROBE_REQ] = 170, - [CONF_SG_ACTIVE_SCAN_DURATION_FACTOR_HV3] = 50, - [CONF_SG_ANTENNA_CONFIGURATION] = 0, - [CONF_SG_BEACON_MISS_PERCENT] = 60, - [CONF_SG_RATE_ADAPT_THRESH] = 12, - [CONF_SG_RATE_ADAPT_SNR] = 0, - [CONF_SG_WLAN_PS_BT_ACL_MASTER_MIN_BR] = 10, - [CONF_SG_WLAN_PS_BT_ACL_MASTER_MAX_BR] = 30, - [CONF_SG_WLAN_PS_MAX_BT_ACL_MASTER_BR] = 8, - [CONF_SG_WLAN_PS_BT_ACL_SLAVE_MIN_BR] = 20, - [CONF_SG_WLAN_PS_BT_ACL_SLAVE_MAX_BR] = 50, - /* Note: with UPSD, this should be 4 */ - [CONF_SG_WLAN_PS_MAX_BT_ACL_SLAVE_BR] = 8, - [CONF_SG_WLAN_PS_BT_ACL_MASTER_MIN_EDR] = 7, - [CONF_SG_WLAN_PS_BT_ACL_MASTER_MAX_EDR] = 25, - [CONF_SG_WLAN_PS_MAX_BT_ACL_MASTER_EDR] = 20, - /* Note: with UPDS, this should be 15 */ - [CONF_SG_WLAN_PS_BT_ACL_SLAVE_MIN_EDR] = 8, - /* Note: with UPDS, this should be 50 */ - [CONF_SG_WLAN_PS_BT_ACL_SLAVE_MAX_EDR] = 40, - /* Note: with UPDS, this should be 10 */ - [CONF_SG_WLAN_PS_MAX_BT_ACL_SLAVE_EDR] = 20, - [CONF_SG_RXT] = 1200, - [CONF_SG_TXT] = 1000, - [CONF_SG_ADAPTIVE_RXT_TXT] = 1, - [CONF_SG_PS_POLL_TIMEOUT] = 10, - [CONF_SG_UPSD_TIMEOUT] = 10, - [CONF_SG_WLAN_ACTIVE_BT_ACL_MASTER_MIN_EDR] = 7, - [CONF_SG_WLAN_ACTIVE_BT_ACL_MASTER_MAX_EDR] = 15, - [CONF_SG_WLAN_ACTIVE_MAX_BT_ACL_MASTER_EDR] = 15, - [CONF_SG_WLAN_ACTIVE_BT_ACL_SLAVE_MIN_EDR] = 8, - [CONF_SG_WLAN_ACTIVE_BT_ACL_SLAVE_MAX_EDR] = 20, - [CONF_SG_WLAN_ACTIVE_MAX_BT_ACL_SLAVE_EDR] = 15, - [CONF_SG_WLAN_ACTIVE_BT_ACL_MIN_BR] = 20, - [CONF_SG_WLAN_ACTIVE_BT_ACL_MAX_BR] = 50, - [CONF_SG_WLAN_ACTIVE_MAX_BT_ACL_BR] = 10, - [CONF_SG_PASSIVE_SCAN_DURATION_FACTOR_HV3] = 200, - [CONF_SG_PASSIVE_SCAN_DURATION_FACTOR_A2DP] = 800, - [CONF_SG_PASSIVE_SCAN_A2DP_BT_TIME] = 75, - [CONF_SG_PASSIVE_SCAN_A2DP_WLAN_TIME] = 15, - [CONF_SG_HV3_MAX_SERVED] = 6, - [CONF_SG_DHCP_TIME] = 5000, - [CONF_SG_ACTIVE_SCAN_DURATION_FACTOR_A2DP] = 100, - }, - .ap_params = { - [CONF_SG_BT_PER_THRESHOLD] = 7500, - [CONF_SG_HV3_MAX_OVERRIDE] = 0, - [CONF_SG_BT_NFS_SAMPLE_INTERVAL] = 400, - [CONF_SG_BT_LOAD_RATIO] = 50, - [CONF_SG_AUTO_PS_MODE] = 1, - [CONF_SG_AUTO_SCAN_PROBE_REQ] = 170, - [CONF_SG_ACTIVE_SCAN_DURATION_FACTOR_HV3] = 50, - [CONF_SG_ANTENNA_CONFIGURATION] = 0, - [CONF_SG_BEACON_MISS_PERCENT] = 60, - [CONF_SG_RATE_ADAPT_THRESH] = 64, - [CONF_SG_RATE_ADAPT_SNR] = 1, - [CONF_SG_WLAN_PS_BT_ACL_MASTER_MIN_BR] = 10, - [CONF_SG_WLAN_PS_BT_ACL_MASTER_MAX_BR] = 25, - [CONF_SG_WLAN_PS_MAX_BT_ACL_MASTER_BR] = 25, - [CONF_SG_WLAN_PS_BT_ACL_SLAVE_MIN_BR] = 20, - [CONF_SG_WLAN_PS_BT_ACL_SLAVE_MAX_BR] = 25, - [CONF_SG_WLAN_PS_MAX_BT_ACL_SLAVE_BR] = 25, - [CONF_SG_WLAN_PS_BT_ACL_MASTER_MIN_EDR] = 7, - [CONF_SG_WLAN_PS_BT_ACL_MASTER_MAX_EDR] = 25, - [CONF_SG_WLAN_PS_MAX_BT_ACL_MASTER_EDR] = 25, - [CONF_SG_WLAN_PS_BT_ACL_SLAVE_MIN_EDR] = 8, - [CONF_SG_WLAN_PS_BT_ACL_SLAVE_MAX_EDR] = 25, - [CONF_SG_WLAN_PS_MAX_BT_ACL_SLAVE_EDR] = 25, - [CONF_SG_RXT] = 1200, - [CONF_SG_TXT] = 1000, - [CONF_SG_ADAPTIVE_RXT_TXT] = 1, - [CONF_SG_PS_POLL_TIMEOUT] = 10, - [CONF_SG_UPSD_TIMEOUT] = 10, - [CONF_SG_WLAN_ACTIVE_BT_ACL_MASTER_MIN_EDR] = 7, - [CONF_SG_WLAN_ACTIVE_BT_ACL_MASTER_MAX_EDR] = 15, - [CONF_SG_WLAN_ACTIVE_MAX_BT_ACL_MASTER_EDR] = 15, - [CONF_SG_WLAN_ACTIVE_BT_ACL_SLAVE_MIN_EDR] = 8, - [CONF_SG_WLAN_ACTIVE_BT_ACL_SLAVE_MAX_EDR] = 20, - [CONF_SG_WLAN_ACTIVE_MAX_BT_ACL_SLAVE_EDR] = 15, - [CONF_SG_WLAN_ACTIVE_BT_ACL_MIN_BR] = 20, - [CONF_SG_WLAN_ACTIVE_BT_ACL_MAX_BR] = 50, - [CONF_SG_WLAN_ACTIVE_MAX_BT_ACL_BR] = 10, - [CONF_SG_PASSIVE_SCAN_DURATION_FACTOR_HV3] = 200, - [CONF_SG_PASSIVE_SCAN_DURATION_FACTOR_A2DP] = 800, - [CONF_SG_PASSIVE_SCAN_A2DP_BT_TIME] = 75, - [CONF_SG_PASSIVE_SCAN_A2DP_WLAN_TIME] = 15, - [CONF_SG_HV3_MAX_SERVED] = 6, - [CONF_SG_DHCP_TIME] = 5000, - [CONF_SG_ACTIVE_SCAN_DURATION_FACTOR_A2DP] = 100, - [CONF_SG_TEMP_PARAM_1] = 0, - [CONF_SG_TEMP_PARAM_2] = 0, - [CONF_SG_TEMP_PARAM_3] = 0, - [CONF_SG_TEMP_PARAM_4] = 0, - [CONF_SG_TEMP_PARAM_5] = 0, - [CONF_SG_AP_BEACON_MISS_TX] = 3, - [CONF_SG_RX_WINDOW_LENGTH] = 6, - [CONF_SG_AP_CONNECTION_PROTECTION_TIME] = 50, - [CONF_SG_TEMP_PARAM_6] = 1, + .params = { + [CONF_SG_ACL_BT_MASTER_MIN_BR] = 10, + [CONF_SG_ACL_BT_MASTER_MAX_BR] = 180, + [CONF_SG_ACL_BT_SLAVE_MIN_BR] = 10, + [CONF_SG_ACL_BT_SLAVE_MAX_BR] = 180, + [CONF_SG_ACL_BT_MASTER_MIN_EDR] = 10, + [CONF_SG_ACL_BT_MASTER_MAX_EDR] = 80, + [CONF_SG_ACL_BT_SLAVE_MIN_EDR] = 10, + [CONF_SG_ACL_BT_SLAVE_MAX_EDR] = 80, + [CONF_SG_ACL_WLAN_PS_MASTER_BR] = 8, + [CONF_SG_ACL_WLAN_PS_SLAVE_BR] = 8, + [CONF_SG_ACL_WLAN_PS_MASTER_EDR] = 20, + [CONF_SG_ACL_WLAN_PS_SLAVE_EDR] = 20, + [CONF_SG_ACL_WLAN_ACTIVE_MASTER_MIN_BR] = 20, + [CONF_SG_ACL_WLAN_ACTIVE_MASTER_MAX_BR] = 35, + [CONF_SG_ACL_WLAN_ACTIVE_SLAVE_MIN_BR] = 16, + [CONF_SG_ACL_WLAN_ACTIVE_SLAVE_MAX_BR] = 35, + [CONF_SG_ACL_WLAN_ACTIVE_MASTER_MIN_EDR] = 32, + [CONF_SG_ACL_WLAN_ACTIVE_MASTER_MAX_EDR] = 50, + [CONF_SG_ACL_WLAN_ACTIVE_SLAVE_MIN_EDR] = 28, + [CONF_SG_ACL_WLAN_ACTIVE_SLAVE_MAX_EDR] = 50, + [CONF_SG_ACL_ACTIVE_SCAN_WLAN_BR] = 10, + [CONF_SG_ACL_ACTIVE_SCAN_WLAN_EDR] = 20, + [CONF_SG_ACL_PASSIVE_SCAN_BT_BR] = 75, + [CONF_SG_ACL_PASSIVE_SCAN_WLAN_BR] = 15, + [CONF_SG_ACL_PASSIVE_SCAN_BT_EDR] = 27, + [CONF_SG_ACL_PASSIVE_SCAN_WLAN_EDR] = 17, + /* active scan params */ + [CONF_SG_AUTO_SCAN_PROBE_REQ] = 170, + [CONF_SG_ACTIVE_SCAN_DURATION_FACTOR_HV3] = 50, + [CONF_SG_ACTIVE_SCAN_DURATION_FACTOR_A2DP] = 100, + /* passive scan params */ + [CONF_SG_PASSIVE_SCAN_DURATION_FACTOR_A2DP_BR] = 800, + [CONF_SG_PASSIVE_SCAN_DURATION_FACTOR_A2DP_EDR] = 200, + [CONF_SG_PASSIVE_SCAN_DURATION_FACTOR_HV3] = 200, + /* passive scan in dual antenna params */ + [CONF_SG_CONSECUTIVE_HV3_IN_PASSIVE_SCAN] = 0, + [CONF_SG_BCN_HV3_COLLISION_THRESH_IN_PASSIVE_SCAN] = 0, + [CONF_SG_TX_RX_PROTECTION_BWIDTH_IN_PASSIVE_SCAN] = 0, + /* general params */ + [CONF_SG_STA_FORCE_PS_IN_BT_SCO] = 1, + [CONF_SG_ANTENNA_CONFIGURATION] = 0, + [CONF_SG_BEACON_MISS_PERCENT] = 60, + [CONF_SG_DHCP_TIME] = 5000, + [CONF_SG_RXT] = 1200, + [CONF_SG_TXT] = 1000, + [CONF_SG_ADAPTIVE_RXT_TXT] = 1, + [CONF_SG_GENERAL_USAGE_BIT_MAP] = 3, + [CONF_SG_HV3_MAX_SERVED] = 6, + [CONF_SG_PS_POLL_TIMEOUT] = 10, + [CONF_SG_UPSD_TIMEOUT] = 10, + [CONF_SG_CONSECUTIVE_CTS_THRESHOLD] = 2, + [CONF_SG_STA_RX_WINDOW_AFTER_DTIM] = 5, + [CONF_SG_STA_CONNECTION_PROTECTION_TIME] = 30, + /* AP params */ + [CONF_AP_BEACON_MISS_TX] = 3, + [CONF_AP_RX_WINDOW_AFTER_BEACON] = 10, + [CONF_AP_BEACON_WINDOW_INTERVAL] = 2, + [CONF_AP_CONNECTION_PROTECTION_TIME] = 0, + [CONF_AP_BT_ACL_VAL_BT_SERVE_TIME] = 25, + [CONF_AP_BT_ACL_VAL_WL_SERVE_TIME] = 25, }, .state = CONF_SG_PROTECTIVE, }, @@ -209,7 +167,8 @@ static struct conf_drv_settings default_conf = { .tx_op_limit = 1504, }, }, - .ap_max_tx_retries = 100, + .max_tx_retries = 100, + .ap_aging_period = 300, .tid_conf_count = 4, .tid_conf = { [CONF_TX_AC_BE] = { @@ -277,10 +236,9 @@ static struct conf_drv_settings default_conf = { .ps_poll_recovery_period = 700, .bet_enable = CONF_BET_MODE_ENABLE, .bet_max_consecutive = 50, - .psm_entry_retries = 5, + .psm_entry_retries = 8, .psm_exit_retries = 16, .psm_entry_nullfunc_retries = 3, - .psm_entry_hangover_period = 1, .keep_alive_interval = 55000, .max_listen_interval = 20, }, @@ -308,8 +266,8 @@ static struct conf_drv_settings default_conf = { }, .sched_scan = { /* sched_scan requires dwell times in TU instead of TU/1000 */ - .min_dwell_time_active = 8, - .max_dwell_time_active = 30, + .min_dwell_time_active = 30, + .max_dwell_time_active = 60, .dwell_time_passive = 100, .dwell_time_dfs = 150, .num_probe_reqs = 2, @@ -327,8 +285,10 @@ static struct conf_drv_settings default_conf = { }, }, .ht = { + .rx_ba_win_size = 8, .tx_ba_win_size = 64, .inactivity_timeout = 10000, + .tx_ba_tid_bitmap = CONF_TX_BA_ENABLED_TID_BITMAP, }, .mem_wl127x = { .num_stations = 1, @@ -362,9 +322,60 @@ static struct conf_drv_settings default_conf = { .fm_disturbed_band_margin = 0xff, /* default */ .swallow_clk_diff = 0xff, /* default */ }, + .rx_streaming = { + .duration = 150, + .queues = 0x1, + .interval = 20, + .always = 0, + }, + .fwlog = { + .mode = WL12XX_FWLOG_ON_DEMAND, + .mem_blocks = 2, + .severity = 0, + .timestamp = WL12XX_FWLOG_TIMESTAMP_DISABLED, + .output = WL12XX_FWLOG_OUTPUT_HOST, + .threshold = 0, + }, .hci_io_ds = HCI_IO_DS_6MA, + .rate = { + .rate_retry_score = 32000, + .per_add = 8192, + .per_th1 = 2048, + .per_th2 = 4096, + .max_per = 8100, + .inverse_curiosity_factor = 5, + .tx_fail_low_th = 4, + .tx_fail_high_th = 10, + .per_alpha_shift = 4, + .per_add_shift = 13, + .per_beta1_shift = 10, + .per_beta2_shift = 8, + .rate_check_up = 2, + .rate_check_down = 12, + .rate_retry_policy = { + 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, + }, + }, + .hangover = { + .recover_time = 0, + .hangover_period = 20, + .dynamic_mode = 1, + .early_termination_mode = 1, + .max_period = 20, + .min_period = 1, + .increase_delta = 1, + .decrease_delta = 2, + .quiet_time = 4, + .increase_time = 1, + .window_size = 16, + }, }; +static char *fwlog_param; +static bool bug_on_recovery; + static void __wl1271_op_remove_interface(struct wl1271 *wl, bool reset_tx_queues); static void wl1271_free_ap_keys(struct wl1271 *wl); @@ -388,6 +399,24 @@ static struct platform_device wl1271_device = { static DEFINE_MUTEX(wl_list_mutex); static LIST_HEAD(wl_list); +static int wl1271_check_operstate(struct wl1271 *wl, unsigned char operstate) +{ + int ret; + if (operstate != IF_OPER_UP) + return 0; + + if (test_and_set_bit(WL1271_FLAG_STA_STATE_SENT, &wl->flags)) + return 0; + + ret = wl12xx_cmd_set_peer_state(wl, wl->sta_hlid); + if (ret < 0) + return ret; + + wl12xx_croc(wl, wl->role_id); + + wl1271_info("Association completed."); + return 0; +} static int wl1271_dev_notify(struct notifier_block *me, unsigned long what, void *arg) { @@ -437,11 +466,7 @@ static int wl1271_dev_notify(struct notifier_block *me, unsigned long what, if (ret < 0) goto out; - if ((dev->operstate == IF_OPER_UP) && - !test_and_set_bit(WL1271_FLAG_STA_STATE_SENT, &wl->flags)) { - wl1271_cmd_set_sta_state(wl); - wl1271_info("Association completed."); - } + wl1271_check_operstate(wl, dev->operstate); wl1271_ps_elp_sleep(wl); @@ -473,6 +498,117 @@ static int wl1271_reg_notify(struct wiphy *wiphy, return 0; } +static int wl1271_set_rx_streaming(struct wl1271 *wl, bool enable) +{ + int ret = 0; + + /* we should hold wl->mutex */ + ret = wl1271_acx_ps_rx_streaming(wl, enable); + if (ret < 0) + goto out; + + if (enable) + set_bit(WL1271_FLAG_RX_STREAMING_STARTED, &wl->flags); + else + clear_bit(WL1271_FLAG_RX_STREAMING_STARTED, &wl->flags); +out: + return ret; +} + +/* + * this function is being called when the rx_streaming interval + * has beed changed or rx_streaming should be disabled + */ +int wl1271_recalc_rx_streaming(struct wl1271 *wl) +{ + int ret = 0; + int period = wl->conf.rx_streaming.interval; + + /* don't reconfigure if rx_streaming is disabled */ + if (!test_bit(WL1271_FLAG_RX_STREAMING_STARTED, &wl->flags)) + goto out; + + /* reconfigure/disable according to new streaming_period */ + if (period && + test_bit(WL1271_FLAG_STA_ASSOCIATED, &wl->flags) && + (wl->conf.rx_streaming.always || + test_bit(WL1271_FLAG_SOFT_GEMINI, &wl->flags))) + ret = wl1271_set_rx_streaming(wl, true); + else { + ret = wl1271_set_rx_streaming(wl, false); + /* don't cancel_work_sync since we might deadlock */ + del_timer_sync(&wl->rx_streaming_timer); + } +out: + return ret; +} + +static void wl1271_rx_streaming_enable_work(struct work_struct *work) +{ + int ret; + struct wl1271 *wl = + container_of(work, struct wl1271, rx_streaming_enable_work); + + mutex_lock(&wl->mutex); + + if (test_bit(WL1271_FLAG_RX_STREAMING_STARTED, &wl->flags) || + !test_bit(WL1271_FLAG_STA_ASSOCIATED, &wl->flags) || + (!wl->conf.rx_streaming.always && + !test_bit(WL1271_FLAG_SOFT_GEMINI, &wl->flags))) + goto out; + + if (!wl->conf.rx_streaming.interval) + goto out; + + ret = wl1271_ps_elp_wakeup(wl); + if (ret < 0) + goto out; + + ret = wl1271_set_rx_streaming(wl, true); + if (ret < 0) + goto out_sleep; + + /* stop it after some time of inactivity */ + mod_timer(&wl->rx_streaming_timer, + jiffies + msecs_to_jiffies(wl->conf.rx_streaming.duration)); + +out_sleep: + wl1271_ps_elp_sleep(wl); +out: + mutex_unlock(&wl->mutex); +} + +static void wl1271_rx_streaming_disable_work(struct work_struct *work) +{ + int ret; + struct wl1271 *wl = + container_of(work, struct wl1271, rx_streaming_disable_work); + + mutex_lock(&wl->mutex); + + if (!test_bit(WL1271_FLAG_RX_STREAMING_STARTED, &wl->flags)) + goto out; + + ret = wl1271_ps_elp_wakeup(wl); + if (ret < 0) + goto out; + + ret = wl1271_set_rx_streaming(wl, false); + if (ret) + goto out_sleep; + +out_sleep: + wl1271_ps_elp_sleep(wl); +out: + mutex_unlock(&wl->mutex); +} + +static void wl1271_rx_streaming_timer(unsigned long data) +{ + struct wl1271 *wl = (struct wl1271 *)data; + ieee80211_queue_work(wl->hw, &wl->rx_streaming_disable_work); +} + static void wl1271_conf_init(struct wl1271 *wl) { @@ -488,8 +624,24 @@ static void wl1271_conf_init(struct wl1271 *wl) /* apply driver default configuration */ memcpy(&wl->conf, &default_conf, sizeof(default_conf)); -} + /* Adjust settings according to optional module parameters */ + if (fwlog_param) { + if (!strcmp(fwlog_param, "continuous")) { + wl->conf.fwlog.mode = WL12XX_FWLOG_CONTINUOUS; + } else if (!strcmp(fwlog_param, "ondemand")) { + wl->conf.fwlog.mode = WL12XX_FWLOG_ON_DEMAND; + } else if (!strcmp(fwlog_param, "dbgpins")) { + wl->conf.fwlog.mode = WL12XX_FWLOG_CONTINUOUS; + wl->conf.fwlog.output = WL12XX_FWLOG_OUTPUT_DBG_PINS; + } else if (!strcmp(fwlog_param, "disable")) { + wl->conf.fwlog.mem_blocks = 0; + wl->conf.fwlog.output = WL12XX_FWLOG_OUTPUT_NONE; + } else { + wl1271_error("Unknown fwlog parameter %s", fwlog_param); + } + } +} static int wl1271_plt_init(struct wl1271 *wl) { @@ -561,7 +713,7 @@ static int wl1271_plt_init(struct wl1271 *wl) if (ret < 0) goto out_free_memmap; - ret = wl1271_acx_sta_mem_cfg(wl); + ret = wl12xx_acx_mem_cfg(wl); if (ret < 0) goto out_free_memmap; @@ -616,33 +768,52 @@ static int wl1271_plt_init(struct wl1271 *wl) return ret; } -static void wl1271_irq_ps_regulate_link(struct wl1271 *wl, u8 hlid, u8 tx_blks) +static void wl12xx_irq_ps_regulate_link(struct wl1271 *wl, u8 hlid, u8 tx_pkts) { - bool fw_ps; + bool fw_ps, single_sta; /* only regulate station links */ if (hlid < WL1271_AP_STA_HLID_START) return; fw_ps = test_bit(hlid, (unsigned long *)&wl->ap_fw_ps_map); + single_sta = (wl->active_sta_count == 1); /* * Wake up from high level PS if the STA is asleep with too little - * blocks in FW or if the STA is awake. + * packets in FW or if the STA is awake. */ - if (!fw_ps || tx_blks < WL1271_PS_STA_MAX_BLOCKS) + if (!fw_ps || tx_pkts < WL1271_PS_STA_MAX_PACKETS) wl1271_ps_link_end(wl, hlid); - /* Start high-level PS if the STA is asleep with enough blocks in FW */ - else if (fw_ps && tx_blks >= WL1271_PS_STA_MAX_BLOCKS) + /* + * Start high-level PS if the STA is asleep with enough blocks in FW. + * Make an exception if this is the only connected station. In this + * case FW-memory congestion is not a problem. + */ + else if (!single_sta && fw_ps && tx_pkts >= WL1271_PS_STA_MAX_PACKETS) wl1271_ps_link_start(wl, hlid, true); } -static void wl1271_irq_update_links_status(struct wl1271 *wl, - struct wl1271_fw_ap_status *status) +bool wl1271_is_active_sta(struct wl1271 *wl, u8 hlid) +{ + int id; + + /* global/broadcast "stations" are always active */ + if (hlid < WL1271_AP_STA_HLID_START) + return true; + + id = hlid - WL1271_AP_STA_HLID_START; + return test_bit(id, wl->ap_hlid_map); +} + +static void wl12xx_irq_update_links_status(struct wl1271 *wl, + struct wl12xx_fw_status *status) { u32 cur_fw_ps_map; - u8 hlid; + u8 hlid, cnt; + + /* TODO: also use link_fast_bitmap here */ cur_fw_ps_map = le32_to_cpu(status->link_ps_bitmap); if (wl->ap_fw_ps_map != cur_fw_ps_map) { @@ -655,34 +826,30 @@ static void wl1271_irq_update_links_status(struct wl1271 *wl, } for (hlid = WL1271_AP_STA_HLID_START; hlid < AP_MAX_LINKS; hlid++) { - u8 cnt = status->tx_lnk_free_blks[hlid] - - wl->links[hlid].prev_freed_blks; + if (!wl1271_is_active_sta(wl, hlid)) + continue; + + cnt = status->tx_lnk_free_pkts[hlid] - + wl->links[hlid].prev_freed_pkts; - wl->links[hlid].prev_freed_blks = - status->tx_lnk_free_blks[hlid]; - wl->links[hlid].allocated_blks -= cnt; + wl->links[hlid].prev_freed_pkts = + status->tx_lnk_free_pkts[hlid]; + wl->links[hlid].allocated_pkts -= cnt; - wl1271_irq_ps_regulate_link(wl, hlid, - wl->links[hlid].allocated_blks); + wl12xx_irq_ps_regulate_link(wl, hlid, + wl->links[hlid].allocated_pkts); } } -static void wl1271_fw_status(struct wl1271 *wl, - struct wl1271_fw_full_status *full_status) +static void wl12xx_fw_status(struct wl1271 *wl, + struct wl12xx_fw_status *status) { - struct wl1271_fw_common_status *status = &full_status->common; struct timespec ts; u32 old_tx_blk_count = wl->tx_blocks_available; - u32 freed_blocks = 0; + int avail, freed_blocks; int i; - if (wl->bss_type == BSS_TYPE_AP_BSS) { - wl1271_raw_read(wl, FW_STATUS_ADDR, status, - sizeof(struct wl1271_fw_ap_status), false); - } else { - wl1271_raw_read(wl, FW_STATUS_ADDR, status, - sizeof(struct wl1271_fw_sta_status), false); - } + wl1271_raw_read(wl, FW_STATUS_ADDR, status, sizeof(*status), false); wl1271_debug(DEBUG_IRQ, "intr: 0x%x (fw_rx_counter = %d, " "drv_rx_counter = %d, tx_results_counter = %d)", @@ -691,40 +858,49 @@ static void wl1271_fw_status(struct wl1271 *wl, status->drv_rx_counter, status->tx_results_counter); - /* update number of available TX blocks */ for (i = 0; i < NUM_TX_QUEUES; i++) { - freed_blocks += le32_to_cpu(status->tx_released_blks[i]) - - wl->tx_blocks_freed[i]; + /* prevent wrap-around in freed-packets counter */ + wl->tx_allocated_pkts[i] -= + (status->tx_released_pkts[i] - + wl->tx_pkts_freed[i]) & 0xff; - wl->tx_blocks_freed[i] = - le32_to_cpu(status->tx_released_blks[i]); + wl->tx_pkts_freed[i] = status->tx_released_pkts[i]; } + /* prevent wrap-around in total blocks counter */ + if (likely(wl->tx_blocks_freed <= + le32_to_cpu(status->total_released_blks))) + freed_blocks = le32_to_cpu(status->total_released_blks) - + wl->tx_blocks_freed; + else + freed_blocks = 0x100000000LL - wl->tx_blocks_freed + + le32_to_cpu(status->total_released_blks); + + wl->tx_blocks_freed = le32_to_cpu(status->total_released_blks); + wl->tx_allocated_blocks -= freed_blocks; - if (wl->bss_type == BSS_TYPE_AP_BSS) { - /* Update num of allocated TX blocks per link and ps status */ - wl1271_irq_update_links_status(wl, &full_status->ap); - wl->tx_blocks_available += freed_blocks; - } else { - int avail = full_status->sta.tx_total - wl->tx_allocated_blocks; + avail = le32_to_cpu(status->tx_total) - wl->tx_allocated_blocks; - /* - * The FW might change the total number of TX memblocks before - * we get a notification about blocks being released. Thus, the - * available blocks calculation might yield a temporary result - * which is lower than the actual available blocks. Keeping in - * mind that only blocks that were allocated can be moved from - * TX to RX, tx_blocks_available should never decrease here. - */ - wl->tx_blocks_available = max((int)wl->tx_blocks_available, - avail); - } + /* + * The FW might change the total number of TX memblocks before + * we get a notification about blocks being released. Thus, the + * available blocks calculation might yield a temporary result + * which is lower than the actual available blocks. Keeping in + * mind that only blocks that were allocated can be moved from + * TX to RX, tx_blocks_available should never decrease here. + */ + wl->tx_blocks_available = max((int)wl->tx_blocks_available, + avail); /* if more blocks are available now, tx work can be scheduled */ if (wl->tx_blocks_available > old_tx_blk_count) clear_bit(WL1271_FLAG_FW_TX_BUSY, &wl->flags); + /* for AP update num of allocated TX blocks per link and ps status */ + if (wl->bss_type == BSS_TYPE_AP_BSS) + wl12xx_irq_update_links_status(wl, status); + /* update the host-chipset time offset */ getnstimeofday(&ts); wl->time_offset = (timespec_to_ns(&ts) >> 10) - @@ -741,7 +917,7 @@ static void wl1271_flush_deferred_work(struct wl1271 *wl) /* Return sent skbs to the network stack */ while ((skb = skb_dequeue(&wl->deferred_tx_queue))) - ieee80211_tx_status(wl->hw, skb); + ieee80211_tx_status_ni(wl->hw, skb); } static void wl1271_netstack_work(struct work_struct *work) @@ -797,8 +973,8 @@ irqreturn_t wl1271_irq(int irq, void *cookie) clear_bit(WL1271_FLAG_IRQ_RUNNING, &wl->flags); smp_mb__after_clear_bit(); - wl1271_fw_status(wl, wl->fw_status); - intr = le32_to_cpu(wl->fw_status->common.intr); + wl12xx_fw_status(wl, wl->fw_status); + intr = le32_to_cpu(wl->fw_status->intr); intr &= WL1271_INTR_MASK; if (!intr) { done = true; @@ -808,7 +984,7 @@ irqreturn_t wl1271_irq(int irq, void *cookie) if (unlikely(intr & WL1271_ACX_INTR_WATCHDOG)) { wl1271_error("watchdog interrupt received! " "starting recovery."); - ieee80211_queue_work(wl->hw, &wl->recovery_work); + wl12xx_queue_recovery_work(wl); /* restarting the chip. ignore any other interrupt. */ goto out; @@ -817,12 +993,12 @@ irqreturn_t wl1271_irq(int irq, void *cookie) if (likely(intr & WL1271_ACX_INTR_DATA)) { wl1271_debug(DEBUG_IRQ, "WL1271_ACX_INTR_DATA"); - wl1271_rx(wl, &wl->fw_status->common); + wl12xx_rx(wl, wl->fw_status); /* Check if any tx blocks were freed */ spin_lock_irqsave(&wl->wl_lock, flags); if (!test_bit(WL1271_FLAG_FW_TX_BUSY, &wl->flags) && - wl->tx_queue_count) { + wl1271_tx_total_queue_count(wl) > 0) { spin_unlock_irqrestore(&wl->wl_lock, flags); /* * In order to avoid starvation of the TX path, @@ -834,7 +1010,7 @@ irqreturn_t wl1271_irq(int irq, void *cookie) } /* check for tx results */ - if (wl->fw_status->common.tx_results_counter != + if (wl->fw_status->tx_results_counter != (wl->tx_results_count & 0xff)) wl1271_tx_complete(wl); @@ -870,7 +1046,7 @@ out: /* In case TX was not handled here, queue TX work */ clear_bit(WL1271_FLAG_TX_PENDING, &wl->flags); if (!test_bit(WL1271_FLAG_FW_TX_BUSY, &wl->flags) && - wl->tx_queue_count) + wl1271_tx_total_queue_count(wl) > 0) ieee80211_queue_work(wl->hw, &wl->tx_work); spin_unlock_irqrestore(&wl->wl_lock, flags); @@ -886,25 +1062,10 @@ static int wl1271_fetch_firmware(struct wl1271 *wl) const char *fw_name; int ret; - switch (wl->bss_type) { - case BSS_TYPE_AP_BSS: - if (wl->chip.id == CHIP_ID_1283_PG20) - fw_name = WL128X_AP_FW_NAME; - else - fw_name = WL127X_AP_FW_NAME; - break; - case BSS_TYPE_IBSS: - case BSS_TYPE_STA_BSS: - if (wl->chip.id == CHIP_ID_1283_PG20) - fw_name = WL128X_FW_NAME; - else - fw_name = WL1271_FW_NAME; - break; - default: - wl1271_error("no compatible firmware for bss_type %d", - wl->bss_type); - return -EINVAL; - } + if (wl->chip.id == CHIP_ID_1283_PG20) + fw_name = WL128X_FW_NAME; + else + fw_name = WL127X_FW_NAME; wl1271_debug(DEBUG_BOOT, "booting firmware %s", fw_name); @@ -933,7 +1094,6 @@ static int wl1271_fetch_firmware(struct wl1271 *wl) } memcpy(wl->fw, fw->data, wl->fw_len); - wl->fw_bss_type = wl->bss_type; ret = 0; out: @@ -970,6 +1130,89 @@ out: return ret; } +void wl12xx_queue_recovery_work(struct wl1271 *wl) +{ + if (!test_bit(WL1271_FLAG_RECOVERY_IN_PROGRESS, &wl->flags)) + ieee80211_queue_work(wl->hw, &wl->recovery_work); +} + +size_t wl12xx_copy_fwlog(struct wl1271 *wl, u8 *memblock, size_t maxlen) +{ + size_t len = 0; + + /* The FW log is a length-value list, find where the log end */ + while (len < maxlen) { + if (memblock[len] == 0) + break; + if (len + memblock[len] + 1 > maxlen) + break; + len += memblock[len] + 1; + } + + /* Make sure we have enough room */ + len = min(len, (size_t)(PAGE_SIZE - wl->fwlog_size)); + + /* Fill the FW log file, consumed by the sysfs fwlog entry */ + memcpy(wl->fwlog + wl->fwlog_size, memblock, len); + wl->fwlog_size += len; + + return len; +} + +static void wl12xx_read_fwlog_panic(struct wl1271 *wl) +{ + u32 addr; + u32 first_addr; + u8 *block; + + if ((wl->quirks & WL12XX_QUIRK_FWLOG_NOT_IMPLEMENTED) || + (wl->conf.fwlog.mode != WL12XX_FWLOG_ON_DEMAND) || + (wl->conf.fwlog.mem_blocks == 0)) + return; + + wl1271_info("Reading FW panic log"); + + block = kmalloc(WL12XX_HW_BLOCK_SIZE, GFP_KERNEL); + if (!block) + return; + + /* + * Make sure the chip is awake and the logger isn't active. + * This might fail if the firmware hanged. + */ + if (!wl1271_ps_elp_wakeup(wl)) + wl12xx_cmd_stop_fwlog(wl); + + /* Read the first memory block address */ + wl12xx_fw_status(wl, wl->fw_status); + first_addr = le32_to_cpu(wl->fw_status->log_start_addr); + if (!first_addr) + goto out; + + /* Traverse the memory blocks linked list */ + addr = first_addr; + do { + memset(block, 0, WL12XX_HW_BLOCK_SIZE); + wl1271_read_hwaddr(wl, addr, block, WL12XX_HW_BLOCK_SIZE, + false); + + /* + * Memory blocks are linked to one another. The first 4 bytes + * of each memory block hold the hardware address of the next + * one. The last memory block points to the first one. + */ + addr = le32_to_cpup((__le32 *)block); + if (!wl12xx_copy_fwlog(wl, block + sizeof(addr), + WL12XX_HW_BLOCK_SIZE - sizeof(addr))) + break; + } while (addr && (addr != first_addr)); + + wake_up_interruptible(&wl->fwlog_waitq); + +out: + kfree(block); +} + static void wl1271_recovery_work(struct work_struct *work) { struct wl1271 *wl = @@ -980,11 +1223,24 @@ static void wl1271_recovery_work(struct work_struct *work) if (wl->state != WL1271_STATE_ON) goto out; + /* Avoid a recursive recovery */ + set_bit(WL1271_FLAG_RECOVERY_IN_PROGRESS, &wl->flags); + + wl12xx_read_fwlog_panic(wl); + wl1271_info("Hardware recovery in progress. FW ver: %s pc: 0x%x", wl->chip.fw_ver_str, wl1271_read32(wl, SCR_PAD4)); - if (test_bit(WL1271_FLAG_STA_ASSOCIATED, &wl->flags)) - ieee80211_connection_loss(wl->vif); + BUG_ON(bug_on_recovery); + + /* + * Advance security sequence number to overcome potential progress + * in the firmware during recovery. This doens't hurt if the network is + * not encrypted. + */ + if (test_bit(WL1271_FLAG_STA_ASSOCIATED, &wl->flags) || + test_bit(WL1271_FLAG_AP_STARTED, &wl->flags)) + wl->tx_security_seq += WL1271_TX_SQN_POST_RECOVERY_PADDING; /* Prevent spurious TX during FW restart */ ieee80211_stop_queues(wl->hw); @@ -996,6 +1252,9 @@ static void wl1271_recovery_work(struct work_struct *work) /* reboot the chipset */ __wl1271_op_remove_interface(wl, false); + + clear_bit(WL1271_FLAG_RECOVERY_IN_PROGRESS, &wl->flags); + ieee80211_restart_hw(wl->hw); /* @@ -1074,10 +1333,6 @@ static int wl1271_chip_wakeup(struct wl1271 *wl) wl1271_debug(DEBUG_BOOT, "chip id 0x%x (1271 PG20)", wl->chip.id); - /* end-of-transaction flag should be set in wl127x AP mode */ - if (wl->bss_type == BSS_TYPE_AP_BSS) - wl->quirks |= WL12XX_QUIRK_END_OF_TRANSACTION; - ret = wl1271_setup(wl); if (ret < 0) goto out; @@ -1089,6 +1344,7 @@ static int wl1271_chip_wakeup(struct wl1271 *wl) ret = wl1271_setup(wl); if (ret < 0) goto out; + if (wl1271_set_block_size(wl)) wl->quirks |= WL12XX_QUIRK_BLOCKSIZE_ALIGNMENT; break; @@ -1099,8 +1355,7 @@ static int wl1271_chip_wakeup(struct wl1271 *wl) goto out; } - /* Make sure the firmware type matches the BSS type */ - if (wl->fw == NULL || wl->fw_bss_type != wl->bss_type) { + if (wl->fw == NULL) { ret = wl1271_fetch_firmware(wl); if (ret < 0) goto out; @@ -1117,27 +1372,10 @@ out: return ret; } -static unsigned int wl1271_get_fw_ver_quirks(struct wl1271 *wl) -{ - unsigned int quirks = 0; - unsigned int *fw_ver = wl->chip.fw_ver; - - /* Only for wl127x */ - if ((fw_ver[FW_VER_CHIP] == FW_VER_CHIP_WL127X) && - /* Check STA version */ - (((fw_ver[FW_VER_IF_TYPE] == FW_VER_IF_TYPE_STA) && - (fw_ver[FW_VER_MINOR] < FW_VER_MINOR_1_SPARE_STA_MIN)) || - /* Check AP version */ - ((fw_ver[FW_VER_IF_TYPE] == FW_VER_IF_TYPE_AP) && - (fw_ver[FW_VER_MINOR] < FW_VER_MINOR_1_SPARE_AP_MIN)))) - quirks |= WL12XX_QUIRK_USE_2_SPARE_BLOCKS; - - return quirks; -} - int wl1271_plt_start(struct wl1271 *wl) { int retries = WL1271_BOOT_RETRIES; + struct wiphy *wiphy = wl->hw->wiphy; int ret; mutex_lock(&wl->mutex); @@ -1171,8 +1409,11 @@ int wl1271_plt_start(struct wl1271 *wl) wl1271_notice("firmware booted in PLT mode (%s)", wl->chip.fw_ver_str); - /* Check if any quirks are needed with older fw versions */ - wl->quirks |= wl1271_get_fw_ver_quirks(wl); + /* update hw/fw version info in wiphy struct */ + wiphy->hw_version = wl->chip.id; + strncpy(wiphy->fw_version, wl->chip.fw_ver_str, + sizeof(wiphy->fw_version)); + goto out; irq_disable: @@ -1242,36 +1483,44 @@ static void wl1271_op_tx(struct ieee80211_hw *hw, struct sk_buff *skb) { struct wl1271 *wl = hw->priv; unsigned long flags; - int q; + int q, mapping; u8 hlid = 0; - q = wl1271_tx_get_queue(skb_get_queue_mapping(skb)); + mapping = skb_get_queue_mapping(skb); + q = wl1271_tx_get_queue(mapping); if (wl->bss_type == BSS_TYPE_AP_BSS) - hlid = wl1271_tx_get_hlid(skb); + hlid = wl12xx_tx_get_hlid_ap(wl, skb); spin_lock_irqsave(&wl->wl_lock, flags); - wl->tx_queue_count++; - - /* - * The workqueue is slow to process the tx_queue and we need stop - * the queue here, otherwise the queue will get too long. - */ - if (wl->tx_queue_count >= WL1271_TX_QUEUE_HIGH_WATERMARK) { - wl1271_debug(DEBUG_TX, "op_tx: stopping queues"); - ieee80211_stop_queues(wl->hw); - set_bit(WL1271_FLAG_TX_QUEUE_STOPPED, &wl->flags); - } - /* queue the packet */ if (wl->bss_type == BSS_TYPE_AP_BSS) { + if (!wl1271_is_active_sta(wl, hlid)) { + wl1271_debug(DEBUG_TX, "DROP skb hlid %d q %d", + hlid, q); + dev_kfree_skb(skb); + goto out; + } + wl1271_debug(DEBUG_TX, "queue skb hlid %d q %d", hlid, q); skb_queue_tail(&wl->links[hlid].tx_queue[q], skb); } else { skb_queue_tail(&wl->tx_queue[q], skb); } + wl->tx_queue_count[q]++; + + /* + * The workqueue is slow to process the tx_queue and we need stop + * the queue here, otherwise the queue will get too long. + */ + if (wl->tx_queue_count[q] >= WL1271_TX_QUEUE_HIGH_WATERMARK) { + wl1271_debug(DEBUG_TX, "op_tx: stopping queues for q %d", q); + ieee80211_stop_queue(wl->hw, mapping); + set_bit(q, &wl->stopped_queues_map); + } + /* * The chip specific setup must run before the first TX packet - * before that, the tx_work will not be initialized! @@ -1281,16 +1530,24 @@ static void wl1271_op_tx(struct ieee80211_hw *hw, struct sk_buff *skb) !test_bit(WL1271_FLAG_TX_PENDING, &wl->flags)) ieee80211_queue_work(wl->hw, &wl->tx_work); +out: spin_unlock_irqrestore(&wl->wl_lock, flags); } int wl1271_tx_dummy_packet(struct wl1271 *wl) { unsigned long flags; + int q; + + /* no need to queue a new dummy packet if one is already pending */ + if (test_bit(WL1271_FLAG_DUMMY_PACKET_PENDING, &wl->flags)) + return 0; + + q = wl1271_tx_get_queue(skb_get_queue_mapping(wl->dummy_packet)); spin_lock_irqsave(&wl->wl_lock, flags); set_bit(WL1271_FLAG_DUMMY_PACKET_PENDING, &wl->flags); - wl->tx_queue_count++; + wl->tx_queue_count[q]++; spin_unlock_irqrestore(&wl->wl_lock, flags); /* The FW is low on RX memory blocks, so send the dummy packet asap */ @@ -1352,15 +1609,15 @@ static struct notifier_block wl1271_dev_notifier = { }; #ifdef CONFIG_PM -static int wl1271_configure_suspend(struct wl1271 *wl) +static int wl1271_configure_suspend_sta(struct wl1271 *wl) { - int ret; - - if (wl->bss_type != BSS_TYPE_STA_BSS) - return 0; + int ret = 0; mutex_lock(&wl->mutex); + if (!test_bit(WL1271_FLAG_STA_ASSOCIATED, &wl->flags)) + goto out_unlock; + ret = wl1271_ps_elp_wakeup(wl); if (ret < 0) goto out_unlock; @@ -1403,11 +1660,44 @@ out: } +static int wl1271_configure_suspend_ap(struct wl1271 *wl) +{ + int ret = 0; + + mutex_lock(&wl->mutex); + + if (!test_bit(WL1271_FLAG_AP_STARTED, &wl->flags)) + goto out_unlock; + + ret = wl1271_ps_elp_wakeup(wl); + if (ret < 0) + goto out_unlock; + + ret = wl1271_acx_beacon_filter_opt(wl, true); + + wl1271_ps_elp_sleep(wl); +out_unlock: + mutex_unlock(&wl->mutex); + return ret; + +} + +static int wl1271_configure_suspend(struct wl1271 *wl) +{ + if (wl->bss_type == BSS_TYPE_STA_BSS) + return wl1271_configure_suspend_sta(wl); + if (wl->bss_type == BSS_TYPE_AP_BSS) + return wl1271_configure_suspend_ap(wl); + return 0; +} + static void wl1271_configure_resume(struct wl1271 *wl) { int ret; + bool is_sta = wl->bss_type == BSS_TYPE_STA_BSS; + bool is_ap = wl->bss_type == BSS_TYPE_AP_BSS; - if (wl->bss_type != BSS_TYPE_STA_BSS) + if (!is_sta && !is_ap) return; mutex_lock(&wl->mutex); @@ -1415,10 +1705,14 @@ static void wl1271_configure_resume(struct wl1271 *wl) if (ret < 0) goto out; - /* exit psm if it wasn't configured */ - if (!test_bit(WL1271_FLAG_PSM_REQUESTED, &wl->flags)) - wl1271_ps_set_mode(wl, STATION_ACTIVE_MODE, - wl->basic_rate, true); + if (is_sta) { + /* exit psm if it wasn't configured */ + if (!test_bit(WL1271_FLAG_PSM_REQUESTED, &wl->flags)) + wl1271_ps_set_mode(wl, STATION_ACTIVE_MODE, + wl->basic_rate, true); + } else if (is_ap) { + wl1271_acx_beacon_filter_opt(wl, false); + } wl1271_ps_elp_sleep(wl); out: @@ -1429,69 +1723,68 @@ static int wl1271_op_suspend(struct ieee80211_hw *hw, struct cfg80211_wowlan *wow) { struct wl1271 *wl = hw->priv; + int ret; + wl1271_debug(DEBUG_MAC80211, "mac80211 suspend wow=%d", !!wow); - wl->wow_enabled = !!wow; - if (wl->wow_enabled) { - int ret; - ret = wl1271_configure_suspend(wl); - if (ret < 0) { - wl1271_warning("couldn't prepare device to suspend"); - return ret; - } - /* flush any remaining work */ - wl1271_debug(DEBUG_MAC80211, "flushing remaining works"); - flush_delayed_work(&wl->scan_complete_work); + WARN_ON(!wow || !wow->any); - /* - * disable and re-enable interrupts in order to flush - * the threaded_irq - */ - wl1271_disable_interrupts(wl); + wl->wow_enabled = true; + ret = wl1271_configure_suspend(wl); + if (ret < 0) { + wl1271_warning("couldn't prepare device to suspend"); + return ret; + } + /* flush any remaining work */ + wl1271_debug(DEBUG_MAC80211, "flushing remaining works"); - /* - * set suspended flag to avoid triggering a new threaded_irq - * work. no need for spinlock as interrupts are disabled. - */ - set_bit(WL1271_FLAG_SUSPENDED, &wl->flags); + /* + * disable and re-enable interrupts in order to flush + * the threaded_irq + */ + wl1271_disable_interrupts(wl); + + /* + * set suspended flag to avoid triggering a new threaded_irq + * work. no need for spinlock as interrupts are disabled. + */ + set_bit(WL1271_FLAG_SUSPENDED, &wl->flags); + + wl1271_enable_interrupts(wl); + flush_work(&wl->tx_work); + flush_delayed_work(&wl->pspoll_work); + flush_delayed_work(&wl->elp_work); - wl1271_enable_interrupts(wl); - flush_work(&wl->tx_work); - flush_delayed_work(&wl->pspoll_work); - flush_delayed_work(&wl->elp_work); - } return 0; } static int wl1271_op_resume(struct ieee80211_hw *hw) { struct wl1271 *wl = hw->priv; + unsigned long flags; + bool run_irq_work = false; + wl1271_debug(DEBUG_MAC80211, "mac80211 resume wow=%d", wl->wow_enabled); + WARN_ON(!wl->wow_enabled); /* * re-enable irq_work enqueuing, and call irq_work directly if * there is a pending work. */ - if (wl->wow_enabled) { - struct wl1271 *wl = hw->priv; - unsigned long flags; - bool run_irq_work = false; - - spin_lock_irqsave(&wl->wl_lock, flags); - clear_bit(WL1271_FLAG_SUSPENDED, &wl->flags); - if (test_and_clear_bit(WL1271_FLAG_PENDING_WORK, &wl->flags)) - run_irq_work = true; - spin_unlock_irqrestore(&wl->wl_lock, flags); - - if (run_irq_work) { - wl1271_debug(DEBUG_MAC80211, - "run postponed irq_work directly"); - wl1271_irq(0, wl); - wl1271_enable_interrupts(wl); - } + spin_lock_irqsave(&wl->wl_lock, flags); + clear_bit(WL1271_FLAG_SUSPENDED, &wl->flags); + if (test_and_clear_bit(WL1271_FLAG_PENDING_WORK, &wl->flags)) + run_irq_work = true; + spin_unlock_irqrestore(&wl->wl_lock, flags); - wl1271_configure_resume(wl); + if (run_irq_work) { + wl1271_debug(DEBUG_MAC80211, + "run postponed irq_work directly"); + wl1271_irq(0, wl); + wl1271_enable_interrupts(wl); } + wl1271_configure_resume(wl); + wl->wow_enabled = false; return 0; } @@ -1510,9 +1803,6 @@ static int wl1271_op_start(struct ieee80211_hw *hw) * * The MAC address is first known when the corresponding interface * is added. That is where we will initialize the hardware. - * - * In addition, we currently have different firmwares for AP and managed - * operation. We will know which to boot according to interface type. */ return 0; @@ -1523,6 +1813,30 @@ static void wl1271_op_stop(struct ieee80211_hw *hw) wl1271_debug(DEBUG_MAC80211, "mac80211 stop"); } +static u8 wl12xx_get_role_type(struct wl1271 *wl) +{ + switch (wl->bss_type) { + case BSS_TYPE_AP_BSS: + if (wl->p2p) + return WL1271_ROLE_P2P_GO; + else + return WL1271_ROLE_AP; + + case BSS_TYPE_STA_BSS: + if (wl->p2p) + return WL1271_ROLE_P2P_CL; + else + return WL1271_ROLE_STA; + + case BSS_TYPE_IBSS: + return WL1271_ROLE_IBSS; + + default: + wl1271_error("invalid bss_type: %d", wl->bss_type); + } + return WL12XX_INVALID_ROLE_TYPE; +} + static int wl1271_op_add_interface(struct ieee80211_hw *hw, struct ieee80211_vif *vif) { @@ -1530,10 +1844,11 @@ static int wl1271_op_add_interface(struct ieee80211_hw *hw, struct wiphy *wiphy = hw->wiphy; int retries = WL1271_BOOT_RETRIES; int ret = 0; + u8 role_type; bool booted = false; wl1271_debug(DEBUG_MAC80211, "mac80211 add interface type %d mac %pM", - vif->type, vif->addr); + ieee80211_vif_type_p2p(vif), vif->addr); mutex_lock(&wl->mutex); if (wl->vif) { @@ -1553,7 +1868,10 @@ static int wl1271_op_add_interface(struct ieee80211_hw *hw, goto out; } - switch (vif->type) { + switch (ieee80211_vif_type_p2p(vif)) { + case NL80211_IFTYPE_P2P_CLIENT: + wl->p2p = 1; + /* fall-through */ case NL80211_IFTYPE_STATION: wl->bss_type = BSS_TYPE_STA_BSS; wl->set_bss_type = BSS_TYPE_STA_BSS; @@ -1562,6 +1880,9 @@ static int wl1271_op_add_interface(struct ieee80211_hw *hw, wl->bss_type = BSS_TYPE_IBSS; wl->set_bss_type = BSS_TYPE_STA_BSS; break; + case NL80211_IFTYPE_P2P_GO: + wl->p2p = 1; + /* fall-through */ case NL80211_IFTYPE_AP: wl->bss_type = BSS_TYPE_AP_BSS; break; @@ -1570,6 +1891,11 @@ static int wl1271_op_add_interface(struct ieee80211_hw *hw, goto out; } + role_type = wl12xx_get_role_type(wl); + if (role_type == WL12XX_INVALID_ROLE_TYPE) { + ret = -EINVAL; + goto out; + } memcpy(wl->mac_addr, vif->addr, ETH_ALEN); if (wl->state != WL1271_STATE_OFF) { @@ -1589,6 +1915,25 @@ static int wl1271_op_add_interface(struct ieee80211_hw *hw, if (ret < 0) goto power_off; + if (wl->bss_type == BSS_TYPE_STA_BSS || + wl->bss_type == BSS_TYPE_IBSS) { + /* + * The device role is a special role used for + * rx and tx frames prior to association (as + * the STA role can get packets only from + * its associated bssid) + */ + ret = wl12xx_cmd_role_enable(wl, + WL1271_ROLE_DEVICE, + &wl->dev_role_id); + if (ret < 0) + goto irq_disable; + } + + ret = wl12xx_cmd_role_enable(wl, role_type, &wl->role_id); + if (ret < 0) + goto irq_disable; + ret = wl1271_hw_init(wl); if (ret < 0) goto irq_disable; @@ -1629,9 +1974,6 @@ power_off: strncpy(wiphy->fw_version, wl->chip.fw_ver_str, sizeof(wiphy->fw_version)); - /* Check if any quirks are needed with older fw versions */ - wl->quirks |= wl1271_get_fw_ver_quirks(wl); - /* * Now we know if 11a is supported (info from the NVS), so disable * 11a channels if not supported @@ -1656,7 +1998,7 @@ out: static void __wl1271_op_remove_interface(struct wl1271 *wl, bool reset_tx_queues) { - int i; + int ret, i; wl1271_debug(DEBUG_MAC80211, "mac80211 remove interface"); @@ -1681,6 +2023,31 @@ static void __wl1271_op_remove_interface(struct wl1271 *wl, ieee80211_scan_completed(wl->hw, true); } + if (!test_bit(WL1271_FLAG_RECOVERY_IN_PROGRESS, &wl->flags)) { + /* disable active roles */ + ret = wl1271_ps_elp_wakeup(wl); + if (ret < 0) + goto deinit; + + if (wl->bss_type == BSS_TYPE_STA_BSS) { + ret = wl12xx_cmd_role_disable(wl, &wl->dev_role_id); + if (ret < 0) + goto deinit; + } + + ret = wl12xx_cmd_role_disable(wl, &wl->role_id); + if (ret < 0) + goto deinit; + + wl1271_ps_elp_sleep(wl); + } +deinit: + /* clear all hlids (except system_hlid) */ + wl->sta_hlid = WL12XX_INVALID_LINK_ID; + wl->dev_hlid = WL12XX_INVALID_LINK_ID; + wl->ap_bcast_hlid = WL12XX_INVALID_LINK_ID; + wl->ap_global_hlid = WL12XX_INVALID_LINK_ID; + /* * this must be before the cancel_work calls below, so that the work * functions don't perform further work. @@ -1694,6 +2061,9 @@ static void __wl1271_op_remove_interface(struct wl1271 *wl, cancel_delayed_work_sync(&wl->scan_complete_work); cancel_work_sync(&wl->netstack_work); cancel_work_sync(&wl->tx_work); + del_timer_sync(&wl->rx_streaming_timer); + cancel_work_sync(&wl->rx_streaming_enable_work); + cancel_work_sync(&wl->rx_streaming_disable_work); cancel_delayed_work_sync(&wl->pspoll_work); cancel_delayed_work_sync(&wl->elp_work); @@ -1704,10 +2074,11 @@ static void __wl1271_op_remove_interface(struct wl1271 *wl, wl1271_power_off(wl); memset(wl->bssid, 0, ETH_ALEN); - memset(wl->ssid, 0, IW_ESSID_MAX_SIZE + 1); + memset(wl->ssid, 0, IEEE80211_MAX_SSID_LEN + 1); wl->ssid_len = 0; wl->bss_type = MAX_BSS_TYPE; wl->set_bss_type = MAX_BSS_TYPE; + wl->p2p = 0; wl->band = IEEE80211_BAND_2GHZ; wl->rx_counter = 0; @@ -1717,18 +2088,27 @@ static void __wl1271_op_remove_interface(struct wl1271 *wl, wl->tx_allocated_blocks = 0; wl->tx_results_count = 0; wl->tx_packets_count = 0; - wl->tx_security_last_seq = 0; - wl->tx_security_seq = 0; wl->time_offset = 0; wl->session_counter = 0; wl->rate_set = CONF_TX_RATE_MASK_BASIC; + wl->bitrate_masks[IEEE80211_BAND_2GHZ] = wl->conf.tx.basic_rate; + wl->bitrate_masks[IEEE80211_BAND_5GHZ] = wl->conf.tx.basic_rate_5; wl->vif = NULL; - wl->filters = 0; + wl->tx_spare_blocks = TX_HW_BLOCK_SPARE_DEFAULT; wl1271_free_ap_keys(wl); memset(wl->ap_hlid_map, 0, sizeof(wl->ap_hlid_map)); wl->ap_fw_ps_map = 0; wl->ap_ps_map = 0; wl->sched_scanning = false; + wl->role_id = WL12XX_INVALID_ROLE_ID; + wl->dev_role_id = WL12XX_INVALID_ROLE_ID; + memset(wl->roles_map, 0, sizeof(wl->roles_map)); + memset(wl->links_map, 0, sizeof(wl->links_map)); + memset(wl->roc_map, 0, sizeof(wl->roc_map)); + wl->active_sta_count = 0; + + /* The system link is always allocated */ + __set_bit(WL12XX_SYSTEM_HLID, wl->links_map); /* * this is performed after the cancel_work calls and the associated @@ -1737,8 +2117,12 @@ static void __wl1271_op_remove_interface(struct wl1271 *wl, */ wl->flags = 0; - for (i = 0; i < NUM_TX_QUEUES; i++) - wl->tx_blocks_freed[i] = 0; + wl->tx_blocks_freed = 0; + + for (i = 0; i < NUM_TX_QUEUES; i++) { + wl->tx_pkts_freed[i] = 0; + wl->tx_allocated_pkts[i] = 0; + } wl1271_debugfs_reset(wl); @@ -1769,64 +2153,10 @@ static void wl1271_op_remove_interface(struct ieee80211_hw *hw, cancel_work_sync(&wl->recovery_work); } -void wl1271_configure_filters(struct wl1271 *wl, unsigned int filters) -{ - wl1271_set_default_filters(wl); - - /* combine requested filters with current filter config */ - filters = wl->filters | filters; - - wl1271_debug(DEBUG_FILTERS, "RX filters set: "); - - if (filters & FIF_PROMISC_IN_BSS) { - wl1271_debug(DEBUG_FILTERS, " - FIF_PROMISC_IN_BSS"); - wl->rx_config &= ~CFG_UNI_FILTER_EN; - wl->rx_config |= CFG_BSSID_FILTER_EN; - } - if (filters & FIF_BCN_PRBRESP_PROMISC) { - wl1271_debug(DEBUG_FILTERS, " - FIF_BCN_PRBRESP_PROMISC"); - wl->rx_config &= ~CFG_BSSID_FILTER_EN; - wl->rx_config &= ~CFG_SSID_FILTER_EN; - } - if (filters & FIF_OTHER_BSS) { - wl1271_debug(DEBUG_FILTERS, " - FIF_OTHER_BSS"); - wl->rx_config &= ~CFG_BSSID_FILTER_EN; - } - if (filters & FIF_CONTROL) { - wl1271_debug(DEBUG_FILTERS, " - FIF_CONTROL"); - wl->rx_filter |= CFG_RX_CTL_EN; - } - if (filters & FIF_FCSFAIL) { - wl1271_debug(DEBUG_FILTERS, " - FIF_FCSFAIL"); - wl->rx_filter |= CFG_RX_FCS_ERROR; - } -} - -static int wl1271_dummy_join(struct wl1271 *wl) -{ - int ret = 0; - /* we need to use a dummy BSSID for now */ - static const u8 dummy_bssid[ETH_ALEN] = { 0x0b, 0xad, 0xde, - 0xad, 0xbe, 0xef }; - - memcpy(wl->bssid, dummy_bssid, ETH_ALEN); - - /* pass through frames from all BSS */ - wl1271_configure_filters(wl, FIF_OTHER_BSS); - - ret = wl1271_cmd_join(wl, wl->set_bss_type); - if (ret < 0) - goto out; - - set_bit(WL1271_FLAG_JOINED, &wl->flags); - -out: - return ret; -} - static int wl1271_join(struct wl1271 *wl, bool set_assoc) { int ret; + bool is_ibss = (wl->bss_type == BSS_TYPE_IBSS); /* * One of the side effects of the JOIN command is that is clears @@ -1843,12 +2173,13 @@ static int wl1271_join(struct wl1271 *wl, bool set_assoc) if (set_assoc) set_bit(WL1271_FLAG_STA_ASSOCIATED, &wl->flags); - ret = wl1271_cmd_join(wl, wl->set_bss_type); + if (is_ibss) + ret = wl12xx_cmd_role_start_ibss(wl); + else + ret = wl12xx_cmd_role_start_sta(wl); if (ret < 0) goto out; - set_bit(WL1271_FLAG_JOINED, &wl->flags); - if (!test_bit(WL1271_FLAG_STA_ASSOCIATED, &wl->flags)) goto out; @@ -1883,16 +2214,21 @@ static int wl1271_unjoin(struct wl1271 *wl) { int ret; + if (test_and_clear_bit(WL1271_FLAG_CS_PROGRESS, &wl->flags)) { + wl12xx_cmd_stop_channel_switch(wl); + ieee80211_chswitch_done(wl->vif, false); + } + /* to stop listening to a channel, we disconnect */ - ret = wl1271_cmd_disconnect(wl); + ret = wl12xx_cmd_role_stop_sta(wl); if (ret < 0) goto out; - clear_bit(WL1271_FLAG_JOINED, &wl->flags); memset(wl->bssid, 0, ETH_ALEN); - /* stop filtering packets based on bssid */ - wl1271_configure_filters(wl, FIF_OTHER_BSS); + /* reset TX security counters on a clean disconnect */ + wl->tx_security_last_seq_lsb = 0; + wl->tx_security_seq = 0; out: return ret; @@ -1900,10 +2236,19 @@ out: static void wl1271_set_band_rate(struct wl1271 *wl) { - if (wl->band == IEEE80211_BAND_2GHZ) - wl->basic_rate_set = wl->conf.tx.basic_rate; - else - wl->basic_rate_set = wl->conf.tx.basic_rate_5; + wl->basic_rate_set = wl->bitrate_masks[wl->band]; + wl->rate_set = wl->basic_rate_set; +} + +static bool wl12xx_is_roc(struct wl1271 *wl) +{ + u8 role_id; + + role_id = find_first_bit(wl->roc_map, WL12XX_MAX_ROLES); + if (role_id >= WL12XX_MAX_ROLES) + return false; + + return true; } static int wl1271_sta_handle_idle(struct wl1271 *wl, bool idle) @@ -1911,12 +2256,17 @@ static int wl1271_sta_handle_idle(struct wl1271 *wl, bool idle) int ret; if (idle) { - if (test_bit(WL1271_FLAG_JOINED, &wl->flags)) { - ret = wl1271_unjoin(wl); + /* no need to croc if we weren't busy (e.g. during boot) */ + if (wl12xx_is_roc(wl)) { + ret = wl12xx_croc(wl, wl->dev_role_id); + if (ret < 0) + goto out; + + ret = wl12xx_cmd_role_stop_dev(wl); if (ret < 0) goto out; } - wl->rate_set = wl1271_tx_min_rate_get(wl); + wl->rate_set = wl1271_tx_min_rate_get(wl, wl->basic_rate_set); ret = wl1271_acx_sta_rate_policies(wl); if (ret < 0) goto out; @@ -1927,18 +2277,17 @@ static int wl1271_sta_handle_idle(struct wl1271 *wl, bool idle) goto out; set_bit(WL1271_FLAG_IDLE, &wl->flags); } else { - /* increment the session counter */ - wl->session_counter++; - if (wl->session_counter >= SESSION_COUNTER_MAX) - wl->session_counter = 0; - /* The current firmware only supports sched_scan in idle */ if (wl->sched_scanning) { wl1271_scan_sched_scan_stop(wl); ieee80211_sched_scan_stopped(wl->hw); } - ret = wl1271_dummy_join(wl); + ret = wl12xx_cmd_role_start_dev(wl); + if (ret < 0) + goto out; + + ret = wl12xx_roc(wl, wl->dev_role_id); if (ret < 0) goto out; clear_bit(WL1271_FLAG_IDLE, &wl->flags); @@ -1983,6 +2332,9 @@ static int wl1271_op_config(struct ieee80211_hw *hw, u32 changed) wl->channel = channel; } + if ((changed & IEEE80211_CONF_CHANGE_POWER)) + wl->power_level = conf->power_level; + goto out; } @@ -1996,6 +2348,8 @@ static int wl1271_op_config(struct ieee80211_hw *hw, u32 changed) if (changed & IEEE80211_CONF_CHANGE_CHANNEL && ((wl->band != conf->channel->band) || (wl->channel != channel))) { + /* send all pending packets */ + wl1271_tx_work_locked(wl); wl->band = conf->channel->band; wl->channel = channel; @@ -2009,17 +2363,41 @@ static int wl1271_op_config(struct ieee80211_hw *hw, u32 changed) if (!test_bit(WL1271_FLAG_STA_ASSOCIATED, &wl->flags)) wl1271_set_band_rate(wl); - wl->basic_rate = wl1271_tx_min_rate_get(wl); + wl->basic_rate = + wl1271_tx_min_rate_get(wl, wl->basic_rate_set); ret = wl1271_acx_sta_rate_policies(wl); if (ret < 0) wl1271_warning("rate policy for channel " "failed %d", ret); - if (test_bit(WL1271_FLAG_JOINED, &wl->flags)) { + if (test_bit(WL1271_FLAG_STA_ASSOCIATED, &wl->flags)) { + if (wl12xx_is_roc(wl)) { + /* roaming */ + ret = wl12xx_croc(wl, wl->dev_role_id); + if (ret < 0) + goto out_sleep; + } ret = wl1271_join(wl, false); if (ret < 0) wl1271_warning("cmd join on channel " "failed %d", ret); + } else { + /* + * change the ROC channel. do it only if we are + * not idle. otherwise, CROC will be called + * anyway. + */ + if (wl12xx_is_roc(wl) && + !(conf->flags & IEEE80211_CONF_IDLE)) { + ret = wl12xx_croc(wl, wl->dev_role_id); + if (ret < 0) + goto out_sleep; + + ret = wl12xx_roc(wl, wl->dev_role_id); + if (ret < 0) + wl1271_warning("roc failed %d", + ret); + } } } } @@ -2159,18 +2537,11 @@ static void wl1271_op_configure_filter(struct ieee80211_hw *hw, goto out_sleep; } - /* determine, whether supported filter values have changed */ - if (changed == 0) - goto out_sleep; - - /* configure filters */ - wl->filters = *total; - wl1271_configure_filters(wl, 0); - - /* apply configured filters */ - ret = wl1271_acx_rx_config(wl, wl->rx_config, wl->rx_filter); - if (ret < 0) - goto out_sleep; + /* + * the fw doesn't provide an api to configure the filters. instead, + * the filters configuration is based on the active roles / ROC + * state. + */ out_sleep: wl1271_ps_elp_sleep(wl); @@ -2242,14 +2613,19 @@ static int wl1271_ap_init_hwenc(struct wl1271 *wl) bool wep_key_added = false; for (i = 0; i < MAX_NUM_KEYS; i++) { + u8 hlid; if (wl->recorded_ap_keys[i] == NULL) break; key = wl->recorded_ap_keys[i]; + hlid = key->hlid; + if (hlid == WL12XX_INVALID_LINK_ID) + hlid = wl->ap_bcast_hlid; + ret = wl1271_cmd_set_ap_key(wl, KEY_ADD_OR_REPLACE, key->id, key->key_type, key->key_size, key->key, - key->hlid, key->tx_seq_32, + hlid, key->tx_seq_32, key->tx_seq_16); if (ret < 0) goto out; @@ -2259,7 +2635,8 @@ static int wl1271_ap_init_hwenc(struct wl1271 *wl) } if (wep_key_added) { - ret = wl1271_cmd_set_ap_default_wep_key(wl, wl->default_key); + ret = wl12xx_cmd_set_default_wep_key(wl, wl->default_key, + wl->ap_bcast_hlid); if (ret < 0) goto out; } @@ -2284,7 +2661,7 @@ static int wl1271_set_key(struct wl1271 *wl, u16 action, u8 id, u8 key_type, wl_sta = (struct wl1271_station *)sta->drv_priv; hlid = wl_sta->hlid; } else { - hlid = WL1271_AP_BROADCAST_HLID; + hlid = wl->ap_bcast_hlid; } if (!test_bit(WL1271_FLAG_AP_STARTED, &wl->flags)) { @@ -2314,6 +2691,17 @@ static int wl1271_set_key(struct wl1271 *wl, u16 action, u8 id, u8 key_type, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff }; + /* + * A STA set to GEM cipher requires 2 tx spare blocks. + * Return to default value when GEM cipher key is removed + */ + if (key_type == KEY_GEM) { + if (action == KEY_ADD_OR_REPLACE) + wl->tx_spare_blocks = 2; + else if (action == KEY_REMOVE) + wl->tx_spare_blocks = TX_HW_BLOCK_SPARE_DEFAULT; + } + addr = sta ? sta->addr : bcast_addr; if (is_zero_ether_addr(addr)) { @@ -2328,6 +2716,11 @@ static int wl1271_set_key(struct wl1271 *wl, u16 action, u8 id, u8 key_type, if (action == KEY_REMOVE && !is_broadcast_ether_addr(addr)) return 0; + /* don't remove key if hlid was already deleted */ + if (action == KEY_REMOVE && + wl->sta_hlid == WL12XX_INVALID_LINK_ID) + return 0; + ret = wl1271_cmd_set_sta_key(wl, action, id, key_type, key_size, key, addr, tx_seq_32, @@ -2337,8 +2730,9 @@ static int wl1271_set_key(struct wl1271 *wl, u16 action, u8 id, u8 key_type, /* the default WEP key needs to be configured at least once */ if (key_type == KEY_WEP) { - ret = wl1271_cmd_set_sta_default_wep_key(wl, - wl->default_key); + ret = wl12xx_cmd_set_default_wep_key(wl, + wl->default_key, + wl->sta_hlid); if (ret < 0) return ret; } @@ -2480,16 +2874,64 @@ static int wl1271_op_hw_scan(struct ieee80211_hw *hw, if (ret < 0) goto out; - ret = wl1271_scan(hw->priv, ssid, len, req); + /* cancel ROC before scanning */ + if (wl12xx_is_roc(wl)) { + if (test_bit(WL1271_FLAG_STA_ASSOCIATED, &wl->flags)) { + /* don't allow scanning right now */ + ret = -EBUSY; + goto out_sleep; + } + wl12xx_croc(wl, wl->dev_role_id); + wl12xx_cmd_role_stop_dev(wl); + } + ret = wl1271_scan(hw->priv, ssid, len, req); +out_sleep: wl1271_ps_elp_sleep(wl); - out: mutex_unlock(&wl->mutex); return ret; } +static void wl1271_op_cancel_hw_scan(struct ieee80211_hw *hw, + struct ieee80211_vif *vif) +{ + struct wl1271 *wl = hw->priv; + int ret; + + wl1271_debug(DEBUG_MAC80211, "mac80211 cancel hw scan"); + + mutex_lock(&wl->mutex); + + if (wl->state == WL1271_STATE_OFF) + goto out; + + if (wl->scan.state == WL1271_SCAN_STATE_IDLE) + goto out; + + ret = wl1271_ps_elp_wakeup(wl); + if (ret < 0) + goto out; + + if (wl->scan.state != WL1271_SCAN_STATE_DONE) { + ret = wl1271_scan_stop(wl); + if (ret < 0) + goto out_sleep; + } + wl->scan.state = WL1271_SCAN_STATE_IDLE; + memset(wl->scan.scanned_ch, 0, sizeof(wl->scan.scanned_ch)); + wl->scan.req = NULL; + ieee80211_scan_completed(wl->hw, true); + +out_sleep: + wl1271_ps_elp_sleep(wl); +out: + mutex_unlock(&wl->mutex); + + cancel_delayed_work_sync(&wl->scan_complete_work); +} + static int wl1271_op_sched_scan_start(struct ieee80211_hw *hw, struct ieee80211_vif *vif, struct cfg80211_sched_scan_request *req, @@ -2623,6 +3065,93 @@ static int wl1271_ssid_set(struct wl1271 *wl, struct sk_buff *skb, return 0; } +static void wl12xx_remove_ie(struct sk_buff *skb, u8 eid, int ieoffset) +{ + int len; + const u8 *next, *end = skb->data + skb->len; + u8 *ie = (u8 *)cfg80211_find_ie(eid, skb->data + ieoffset, + skb->len - ieoffset); + if (!ie) + return; + len = ie[1] + 2; + next = ie + len; + memmove(ie, next, end - next); + skb_trim(skb, skb->len - len); +} + +static void wl12xx_remove_vendor_ie(struct sk_buff *skb, + unsigned int oui, u8 oui_type, + int ieoffset) +{ + int len; + const u8 *next, *end = skb->data + skb->len; + u8 *ie = (u8 *)cfg80211_find_vendor_ie(oui, oui_type, + skb->data + ieoffset, + skb->len - ieoffset); + if (!ie) + return; + len = ie[1] + 2; + next = ie + len; + memmove(ie, next, end - next); + skb_trim(skb, skb->len - len); +} + +static int wl1271_ap_set_probe_resp_tmpl(struct wl1271 *wl, + u8 *probe_rsp_data, + size_t probe_rsp_len, + u32 rates) +{ + struct ieee80211_bss_conf *bss_conf = &wl->vif->bss_conf; + u8 probe_rsp_templ[WL1271_CMD_TEMPL_MAX_SIZE]; + int ssid_ie_offset, ie_offset, templ_len; + const u8 *ptr; + + /* no need to change probe response if the SSID is set correctly */ + if (wl->ssid_len > 0) + return wl1271_cmd_template_set(wl, + CMD_TEMPL_AP_PROBE_RESPONSE, + probe_rsp_data, + probe_rsp_len, 0, + rates); + + if (probe_rsp_len + bss_conf->ssid_len > WL1271_CMD_TEMPL_MAX_SIZE) { + wl1271_error("probe_rsp template too big"); + return -EINVAL; + } + + /* start searching from IE offset */ + ie_offset = offsetof(struct ieee80211_mgmt, u.probe_resp.variable); + + ptr = cfg80211_find_ie(WLAN_EID_SSID, probe_rsp_data + ie_offset, + probe_rsp_len - ie_offset); + if (!ptr) { + wl1271_error("No SSID in beacon!"); + return -EINVAL; + } + + ssid_ie_offset = ptr - probe_rsp_data; + ptr += (ptr[1] + 2); + + memcpy(probe_rsp_templ, probe_rsp_data, ssid_ie_offset); + + /* insert SSID from bss_conf */ + probe_rsp_templ[ssid_ie_offset] = WLAN_EID_SSID; + probe_rsp_templ[ssid_ie_offset + 1] = bss_conf->ssid_len; + memcpy(probe_rsp_templ + ssid_ie_offset + 2, + bss_conf->ssid, bss_conf->ssid_len); + templ_len = ssid_ie_offset + 2 + bss_conf->ssid_len; + + memcpy(probe_rsp_templ + ssid_ie_offset + 2 + bss_conf->ssid_len, + ptr, probe_rsp_len - (ptr - probe_rsp_data)); + templ_len += probe_rsp_len - (ptr - probe_rsp_data); + + return wl1271_cmd_template_set(wl, + CMD_TEMPL_AP_PROBE_RESPONSE, + probe_rsp_templ, + templ_len, 0, + rates); +} + static int wl1271_bss_erp_info_changed(struct wl1271 *wl, struct ieee80211_bss_conf *bss_conf, u32 changed) @@ -2679,6 +3208,7 @@ static int wl1271_bss_beacon_info_changed(struct wl1271 *wl, if ((changed & BSS_CHANGED_BEACON)) { struct ieee80211_hdr *hdr; + u32 min_rate; int ieoffset = offsetof(struct ieee80211_mgmt, u.beacon.variable); struct sk_buff *beacon = ieee80211_beacon_get(wl->hw, vif); @@ -2694,28 +3224,46 @@ static int wl1271_bss_beacon_info_changed(struct wl1271 *wl, dev_kfree_skb(beacon); goto out; } + min_rate = wl1271_tx_min_rate_get(wl, wl->basic_rate_set); tmpl_id = is_ap ? CMD_TEMPL_AP_BEACON : CMD_TEMPL_BEACON; ret = wl1271_cmd_template_set(wl, tmpl_id, beacon->data, beacon->len, 0, - wl1271_tx_min_rate_get(wl)); + min_rate); if (ret < 0) { dev_kfree_skb(beacon); goto out; } + /* remove TIM ie from probe response */ + wl12xx_remove_ie(beacon, WLAN_EID_TIM, ieoffset); + + /* + * remove p2p ie from probe response. + * the fw reponds to probe requests that don't include + * the p2p ie. probe requests with p2p ie will be passed, + * and will be responded by the supplicant (the spec + * forbids including the p2p ie when responding to probe + * requests that didn't include it). + */ + wl12xx_remove_vendor_ie(beacon, WLAN_OUI_WFA, + WLAN_OUI_TYPE_WFA_P2P, ieoffset); + hdr = (struct ieee80211_hdr *) beacon->data; hdr->frame_control = cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_PROBE_RESP); - - tmpl_id = is_ap ? CMD_TEMPL_AP_PROBE_RESPONSE : - CMD_TEMPL_PROBE_RESPONSE; - ret = wl1271_cmd_template_set(wl, - tmpl_id, - beacon->data, - beacon->len, 0, - wl1271_tx_min_rate_get(wl)); + if (is_ap) + ret = wl1271_ap_set_probe_resp_tmpl(wl, + beacon->data, + beacon->len, + min_rate); + else + ret = wl1271_cmd_template_set(wl, + CMD_TEMPL_PROBE_RESPONSE, + beacon->data, + beacon->len, 0, + min_rate); dev_kfree_skb(beacon); if (ret < 0) goto out; @@ -2736,8 +3284,10 @@ static void wl1271_bss_info_changed_ap(struct wl1271 *wl, if ((changed & BSS_CHANGED_BASIC_RATES)) { u32 rates = bss_conf->basic_rates; - wl->basic_rate_set = wl1271_tx_enabled_rates_get(wl, rates); - wl->basic_rate = wl1271_tx_min_rate_get(wl); + wl->basic_rate_set = wl1271_tx_enabled_rates_get(wl, rates, + wl->band); + wl->basic_rate = wl1271_tx_min_rate_get(wl, + wl->basic_rate_set); ret = wl1271_init_ap_rates(wl); if (ret < 0) { @@ -2757,20 +3307,20 @@ static void wl1271_bss_info_changed_ap(struct wl1271 *wl, if ((changed & BSS_CHANGED_BEACON_ENABLED)) { if (bss_conf->enable_beacon) { if (!test_bit(WL1271_FLAG_AP_STARTED, &wl->flags)) { - ret = wl1271_cmd_start_bss(wl); + ret = wl12xx_cmd_role_start_ap(wl); if (ret < 0) goto out; - set_bit(WL1271_FLAG_AP_STARTED, &wl->flags); - wl1271_debug(DEBUG_AP, "started AP"); - ret = wl1271_ap_init_hwenc(wl); if (ret < 0) goto out; + + set_bit(WL1271_FLAG_AP_STARTED, &wl->flags); + wl1271_debug(DEBUG_AP, "started AP"); } } else { if (test_bit(WL1271_FLAG_AP_STARTED, &wl->flags)) { - ret = wl1271_cmd_stop_bss(wl); + ret = wl12xx_cmd_role_stop_ap(wl); if (ret < 0) goto out; @@ -2780,27 +3330,21 @@ static void wl1271_bss_info_changed_ap(struct wl1271 *wl, } } - if (changed & BSS_CHANGED_IBSS) { - wl1271_debug(DEBUG_ADHOC, "ibss_joined: %d", - bss_conf->ibss_joined); - - if (bss_conf->ibss_joined) { - u32 rates = bss_conf->basic_rates; - wl->basic_rate_set = wl1271_tx_enabled_rates_get(wl, - rates); - wl->basic_rate = wl1271_tx_min_rate_get(wl); + ret = wl1271_bss_erp_info_changed(wl, bss_conf, changed); + if (ret < 0) + goto out; - /* by default, use 11b rates */ - wl->rate_set = CONF_TX_IBSS_DEFAULT_RATES; - ret = wl1271_acx_sta_rate_policies(wl); - if (ret < 0) - goto out; + /* Handle HT information change */ + if ((changed & BSS_CHANGED_HT) && + (bss_conf->channel_type != NL80211_CHAN_NO_HT)) { + ret = wl1271_acx_set_ht_information(wl, + bss_conf->ht_operation_mode); + if (ret < 0) { + wl1271_warning("Set ht information failed %d", ret); + goto out; } } - ret = wl1271_bss_erp_info_changed(wl, bss_conf, changed); - if (ret < 0) - goto out; out: return; } @@ -2813,6 +3357,7 @@ static void wl1271_bss_info_changed_sta(struct wl1271 *wl, { bool do_join = false, set_assoc = false; bool is_ibss = (wl->bss_type == BSS_TYPE_IBSS); + bool ibss_joined = false; u32 sta_rate_set = 0; int ret; struct ieee80211_sta *sta; @@ -2826,14 +3371,28 @@ static void wl1271_bss_info_changed_sta(struct wl1271 *wl, goto out; } - if ((changed & BSS_CHANGED_BEACON_INT) && is_ibss) + if (changed & BSS_CHANGED_IBSS) { + if (bss_conf->ibss_joined) { + set_bit(WL1271_FLAG_IBSS_JOINED, &wl->flags); + ibss_joined = true; + } else { + if (test_and_clear_bit(WL1271_FLAG_IBSS_JOINED, + &wl->flags)) { + wl1271_unjoin(wl); + wl12xx_cmd_role_start_dev(wl); + wl12xx_roc(wl, wl->dev_role_id); + } + } + } + + if ((changed & BSS_CHANGED_BEACON_INT) && ibss_joined) do_join = true; /* Need to update the SSID (for filtering etc) */ - if ((changed & BSS_CHANGED_BEACON) && is_ibss) + if ((changed & BSS_CHANGED_BEACON) && ibss_joined) do_join = true; - if ((changed & BSS_CHANGED_BEACON_ENABLED) && is_ibss) { + if ((changed & BSS_CHANGED_BEACON_ENABLED) && ibss_joined) { wl1271_debug(DEBUG_ADHOC, "ad-hoc beaconing: %s", bss_conf->enable_beacon ? "enabled" : "disabled"); @@ -2873,17 +3432,17 @@ static void wl1271_bss_info_changed_sta(struct wl1271 *wl, if (ret < 0) goto out; - /* filter out all packets not from this BSSID */ - wl1271_configure_filters(wl, 0); - /* Need to update the BSSID (for filtering etc) */ do_join = true; } } - rcu_read_lock(); - sta = ieee80211_find_sta(vif, bss_conf->bssid); - if (sta) { + if (changed & (BSS_CHANGED_ASSOC | BSS_CHANGED_HT)) { + rcu_read_lock(); + sta = ieee80211_find_sta(vif, bss_conf->bssid); + if (!sta) + goto sta_not_found; + /* save the supp_rates of the ap */ sta_rate_set = sta->supp_rates[wl->hw->conf.channel->band]; if (sta->ht_cap.ht_supported) @@ -2891,38 +3450,9 @@ static void wl1271_bss_info_changed_sta(struct wl1271 *wl, (sta->ht_cap.mcs.rx_mask[0] << HW_HT_RATES_OFFSET); sta_ht_cap = sta->ht_cap; sta_exists = true; - } - rcu_read_unlock(); - if (sta_exists) { - /* handle new association with HT and HT information change */ - if ((changed & BSS_CHANGED_HT) && - (bss_conf->channel_type != NL80211_CHAN_NO_HT)) { - ret = wl1271_acx_set_ht_capabilities(wl, &sta_ht_cap, - true); - if (ret < 0) { - wl1271_warning("Set ht cap true failed %d", - ret); - goto out; - } - ret = wl1271_acx_set_ht_information(wl, - bss_conf->ht_operation_mode); - if (ret < 0) { - wl1271_warning("Set ht information failed %d", - ret); - goto out; - } - } - /* handle new association without HT and disassociation */ - else if (changed & BSS_CHANGED_ASSOC) { - ret = wl1271_acx_set_ht_capabilities(wl, &sta_ht_cap, - false); - if (ret < 0) { - wl1271_warning("Set ht cap false failed %d", - ret); - goto out; - } - } +sta_not_found: + rcu_read_unlock(); } if ((changed & BSS_CHANGED_ASSOC)) { @@ -2939,12 +3469,15 @@ static void wl1271_bss_info_changed_sta(struct wl1271 *wl, * to use with control frames. */ rates = bss_conf->basic_rates; - wl->basic_rate_set = wl1271_tx_enabled_rates_get(wl, - rates); - wl->basic_rate = wl1271_tx_min_rate_get(wl); + wl->basic_rate_set = + wl1271_tx_enabled_rates_get(wl, rates, + wl->band); + wl->basic_rate = + wl1271_tx_min_rate_get(wl, wl->basic_rate_set); if (sta_rate_set) wl->rate_set = wl1271_tx_enabled_rates_get(wl, - sta_rate_set); + sta_rate_set, + wl->band); ret = wl1271_acx_sta_rate_policies(wl); if (ret < 0) goto out; @@ -2972,25 +3505,14 @@ static void wl1271_bss_info_changed_sta(struct wl1271 *wl, ret = wl1271_acx_conn_monit_params(wl, true); if (ret < 0) goto out; - - /* If we want to go in PSM but we're not there yet */ - if (test_bit(WL1271_FLAG_PSM_REQUESTED, &wl->flags) && - !test_bit(WL1271_FLAG_PSM, &wl->flags)) { - enum wl1271_cmd_ps_mode mode; - - mode = STATION_POWER_SAVE_MODE; - ret = wl1271_ps_set_mode(wl, mode, - wl->basic_rate, - true); - if (ret < 0) - goto out; - } } else { /* use defaults when not associated */ bool was_assoc = !!test_and_clear_bit(WL1271_FLAG_STA_ASSOCIATED, &wl->flags); - clear_bit(WL1271_FLAG_STA_STATE_SENT, &wl->flags); + bool was_ifup = + !!test_and_clear_bit(WL1271_FLAG_STA_STATE_SENT, + &wl->flags); wl->aid = 0; /* free probe-request template */ @@ -3002,7 +3524,8 @@ static void wl1271_bss_info_changed_sta(struct wl1271 *wl, /* revert back to minimum rates for the current band */ wl1271_set_band_rate(wl); - wl->basic_rate = wl1271_tx_min_rate_get(wl); + wl->basic_rate = + wl1271_tx_min_rate_get(wl, wl->basic_rate_set); ret = wl1271_acx_sta_rate_policies(wl); if (ret < 0) goto out; @@ -3017,12 +3540,56 @@ static void wl1271_bss_info_changed_sta(struct wl1271 *wl, /* restore the bssid filter and go to dummy bssid */ if (was_assoc) { + u32 conf_flags = wl->hw->conf.flags; + /* + * we might have to disable roc, if there was + * no IF_OPER_UP notification. + */ + if (!was_ifup) { + ret = wl12xx_croc(wl, wl->role_id); + if (ret < 0) + goto out; + } + /* + * (we also need to disable roc in case of + * roaming on the same channel. until we will + * have a better flow...) + */ + if (test_bit(wl->dev_role_id, wl->roc_map)) { + ret = wl12xx_croc(wl, wl->dev_role_id); + if (ret < 0) + goto out; + } + wl1271_unjoin(wl); - wl1271_dummy_join(wl); + if (!(conf_flags & IEEE80211_CONF_IDLE)) { + wl12xx_cmd_role_start_dev(wl); + wl12xx_roc(wl, wl->dev_role_id); + } } } } + if (changed & BSS_CHANGED_IBSS) { + wl1271_debug(DEBUG_ADHOC, "ibss_joined: %d", + bss_conf->ibss_joined); + + if (bss_conf->ibss_joined) { + u32 rates = bss_conf->basic_rates; + wl->basic_rate_set = + wl1271_tx_enabled_rates_get(wl, rates, + wl->band); + wl->basic_rate = + wl1271_tx_min_rate_get(wl, wl->basic_rate_set); + + /* by default, use 11b + OFDM rates */ + wl->rate_set = CONF_TX_IBSS_DEFAULT_RATES; + ret = wl1271_acx_sta_rate_policies(wl); + if (ret < 0) + goto out; + } + } + ret = wl1271_bss_erp_info_changed(wl, bss_conf, changed); if (ret < 0) goto out; @@ -3061,6 +3628,81 @@ static void wl1271_bss_info_changed_sta(struct wl1271 *wl, wl1271_warning("cmd join failed %d", ret); goto out; } + + /* ROC until connected (after EAPOL exchange) */ + if (!is_ibss) { + ret = wl12xx_roc(wl, wl->role_id); + if (ret < 0) + goto out; + + wl1271_check_operstate(wl, + ieee80211_get_operstate(vif)); + } + /* + * stop device role if started (we might already be in + * STA role). TODO: make it better. + */ + if (wl->dev_role_id != WL12XX_INVALID_ROLE_ID) { + ret = wl12xx_croc(wl, wl->dev_role_id); + if (ret < 0) + goto out; + + ret = wl12xx_cmd_role_stop_dev(wl); + if (ret < 0) + goto out; + } + + /* If we want to go in PSM but we're not there yet */ + if (test_bit(WL1271_FLAG_PSM_REQUESTED, &wl->flags) && + !test_bit(WL1271_FLAG_PSM, &wl->flags)) { + enum wl1271_cmd_ps_mode mode; + + mode = STATION_POWER_SAVE_MODE; + ret = wl1271_ps_set_mode(wl, mode, + wl->basic_rate, + true); + if (ret < 0) + goto out; + } + } + + /* Handle new association with HT. Do this after join. */ + if (sta_exists) { + if ((changed & BSS_CHANGED_HT) && + (bss_conf->channel_type != NL80211_CHAN_NO_HT)) { + ret = wl1271_acx_set_ht_capabilities(wl, + &sta_ht_cap, + true, + wl->sta_hlid); + if (ret < 0) { + wl1271_warning("Set ht cap true failed %d", + ret); + goto out; + } + } + /* handle new association without HT and disassociation */ + else if (changed & BSS_CHANGED_ASSOC) { + ret = wl1271_acx_set_ht_capabilities(wl, + &sta_ht_cap, + false, + wl->sta_hlid); + if (ret < 0) { + wl1271_warning("Set ht cap false failed %d", + ret); + goto out; + } + } + } + + /* Handle HT information change. Done after join. */ + if ((changed & BSS_CHANGED_HT) && + (bss_conf->channel_type != NL80211_CHAN_NO_HT)) { + ret = wl1271_acx_set_ht_information(wl, + bss_conf->ht_operation_mode); + if (ret < 0) { + wl1271_warning("Set ht information failed %d", ret); + goto out; + } } out: @@ -3099,7 +3741,8 @@ out: mutex_unlock(&wl->mutex); } -static int wl1271_op_conf_tx(struct ieee80211_hw *hw, u16 queue, +static int wl1271_op_conf_tx(struct ieee80211_hw *hw, + struct ieee80211_vif *vif, u16 queue, const struct ieee80211_tx_queue_params *params) { struct wl1271 *wl = hw->priv; @@ -3170,7 +3813,8 @@ out: return ret; } -static u64 wl1271_op_get_tsf(struct ieee80211_hw *hw) +static u64 wl1271_op_get_tsf(struct ieee80211_hw *hw, + struct ieee80211_vif *vif) { struct wl1271 *wl = hw->priv; @@ -3230,25 +3874,31 @@ static int wl1271_allocate_sta(struct wl1271 *wl, } wl_sta = (struct wl1271_station *)sta->drv_priv; - __set_bit(id, wl->ap_hlid_map); + set_bit(id, wl->ap_hlid_map); wl_sta->hlid = WL1271_AP_STA_HLID_START + id; *hlid = wl_sta->hlid; memcpy(wl->links[wl_sta->hlid].addr, sta->addr, ETH_ALEN); + wl->active_sta_count++; return 0; } -static void wl1271_free_sta(struct wl1271 *wl, u8 hlid) +void wl1271_free_sta(struct wl1271 *wl, u8 hlid) { int id = hlid - WL1271_AP_STA_HLID_START; - if (WARN_ON(!test_bit(id, wl->ap_hlid_map))) + if (hlid < WL1271_AP_STA_HLID_START) return; - __clear_bit(id, wl->ap_hlid_map); + if (!test_bit(id, wl->ap_hlid_map)) + return; + + clear_bit(id, wl->ap_hlid_map); memset(wl->links[hlid].addr, 0, ETH_ALEN); + wl->links[hlid].ba_bitmap = 0; wl1271_tx_reset_link_queues(wl, hlid); __clear_bit(hlid, &wl->ap_ps_map); __clear_bit(hlid, (unsigned long *)&wl->ap_fw_ps_map); + wl->active_sta_count--; } static int wl1271_op_sta_add(struct ieee80211_hw *hw, @@ -3277,7 +3927,15 @@ static int wl1271_op_sta_add(struct ieee80211_hw *hw, if (ret < 0) goto out_free_sta; - ret = wl1271_cmd_add_sta(wl, sta, hlid); + ret = wl12xx_cmd_add_peer(wl, sta, hlid); + if (ret < 0) + goto out_sleep; + + ret = wl12xx_cmd_set_peer_state(wl, hlid); + if (ret < 0) + goto out_sleep; + + ret = wl1271_acx_set_ht_capabilities(wl, &sta->ht_cap, true, hlid); if (ret < 0) goto out_sleep; @@ -3320,7 +3978,7 @@ static int wl1271_op_sta_remove(struct ieee80211_hw *hw, if (ret < 0) goto out; - ret = wl1271_cmd_remove_sta(wl, wl_sta->hlid); + ret = wl12xx_cmd_remove_peer(wl, wl_sta->hlid); if (ret < 0) goto out_sleep; @@ -3342,6 +4000,14 @@ static int wl1271_op_ampdu_action(struct ieee80211_hw *hw, { struct wl1271 *wl = hw->priv; int ret; + u8 hlid, *ba_bitmap; + + wl1271_debug(DEBUG_MAC80211, "mac80211 ampdu action %d tid %d", action, + tid); + + /* sanity check - the fields in FW are only 8bits wide */ + if (WARN_ON(tid > 0xFF)) + return -ENOTSUPP; mutex_lock(&wl->mutex); @@ -3350,26 +4016,69 @@ static int wl1271_op_ampdu_action(struct ieee80211_hw *hw, goto out; } + if (wl->bss_type == BSS_TYPE_STA_BSS) { + hlid = wl->sta_hlid; + ba_bitmap = &wl->ba_rx_bitmap; + } else if (wl->bss_type == BSS_TYPE_AP_BSS) { + struct wl1271_station *wl_sta; + + wl_sta = (struct wl1271_station *)sta->drv_priv; + hlid = wl_sta->hlid; + ba_bitmap = &wl->links[hlid].ba_bitmap; + } else { + ret = -EINVAL; + goto out; + } + ret = wl1271_ps_elp_wakeup(wl); if (ret < 0) goto out; + wl1271_debug(DEBUG_MAC80211, "mac80211 ampdu: Rx tid %d action %d", + tid, action); + switch (action) { case IEEE80211_AMPDU_RX_START: - if (wl->ba_support) { - ret = wl1271_acx_set_ba_receiver_session(wl, tid, *ssn, - true); - if (!ret) - wl->ba_rx_bitmap |= BIT(tid); - } else { + if (!wl->ba_support || !wl->ba_allowed) { ret = -ENOTSUPP; + break; + } + + if (wl->ba_rx_session_count >= RX_BA_MAX_SESSIONS) { + ret = -EBUSY; + wl1271_error("exceeded max RX BA sessions"); + break; + } + + if (*ba_bitmap & BIT(tid)) { + ret = -EINVAL; + wl1271_error("cannot enable RX BA session on active " + "tid: %d", tid); + break; + } + + ret = wl12xx_acx_set_ba_receiver_session(wl, tid, *ssn, true, + hlid); + if (!ret) { + *ba_bitmap |= BIT(tid); + wl->ba_rx_session_count++; } break; case IEEE80211_AMPDU_RX_STOP: - ret = wl1271_acx_set_ba_receiver_session(wl, tid, 0, false); - if (!ret) - wl->ba_rx_bitmap &= ~BIT(tid); + if (!(*ba_bitmap & BIT(tid))) { + ret = -EINVAL; + wl1271_error("no active RX BA session on tid: %d", + tid); + break; + } + + ret = wl12xx_acx_set_ba_receiver_session(wl, tid, 0, false, + hlid); + if (!ret) { + *ba_bitmap &= ~BIT(tid); + wl->ba_rx_session_count--; + } break; /* @@ -3395,6 +4104,60 @@ out: return ret; } +static int wl12xx_set_bitrate_mask(struct ieee80211_hw *hw, + struct ieee80211_vif *vif, + const struct cfg80211_bitrate_mask *mask) +{ + struct wl1271 *wl = hw->priv; + int i; + + wl1271_debug(DEBUG_MAC80211, "mac80211 set_bitrate_mask 0x%x 0x%x", + mask->control[NL80211_BAND_2GHZ].legacy, + mask->control[NL80211_BAND_5GHZ].legacy); + + mutex_lock(&wl->mutex); + + for (i = 0; i < IEEE80211_NUM_BANDS; i++) + wl->bitrate_masks[i] = + wl1271_tx_enabled_rates_get(wl, + mask->control[i].legacy, + i); + mutex_unlock(&wl->mutex); + + return 0; +} + +static void wl12xx_op_channel_switch(struct ieee80211_hw *hw, + struct ieee80211_channel_switch *ch_switch) +{ + struct wl1271 *wl = hw->priv; + int ret; + + wl1271_debug(DEBUG_MAC80211, "mac80211 channel switch"); + + mutex_lock(&wl->mutex); + + if (unlikely(wl->state == WL1271_STATE_OFF)) { + mutex_unlock(&wl->mutex); + ieee80211_chswitch_done(wl->vif, false); + return; + } + + ret = wl1271_ps_elp_wakeup(wl); + if (ret < 0) + goto out; + + ret = wl12xx_cmd_channel_switch(wl, ch_switch); + + if (!ret) + set_bit(WL1271_FLAG_CS_PROGRESS, &wl->flags); + + wl1271_ps_elp_sleep(wl); + +out: + mutex_unlock(&wl->mutex); +} + static bool wl1271_tx_frames_pending(struct ieee80211_hw *hw) { struct wl1271 *wl = hw->priv; @@ -3406,7 +4169,7 @@ static bool wl1271_tx_frames_pending(struct ieee80211_hw *hw) goto out; /* packets are considered pending if in the TX queue or the FW */ - ret = (wl->tx_queue_count > 0) || (wl->tx_frames_cnt > 0); + ret = (wl1271_tx_total_queue_count(wl) > 0) || (wl->tx_frames_cnt > 0); /* the above is appropriate for STA mode for PS purposes */ WARN_ON(wl->bss_type != BSS_TYPE_STA_BSS); @@ -3511,7 +4274,6 @@ static const u8 wl1271_rate_to_idx_2ghz[] = { /* 11n STA capabilities */ #define HW_RX_HIGHEST_RATE 72 -#ifdef CONFIG_WL12XX_HT #define WL12XX_HT_CAP { \ .cap = IEEE80211_HT_CAP_GRN_FLD | IEEE80211_HT_CAP_SGI_20 | \ (1 << IEEE80211_HT_CAP_RX_STBC_SHIFT), \ @@ -3524,11 +4286,6 @@ static const u8 wl1271_rate_to_idx_2ghz[] = { .tx_params = IEEE80211_HT_MCS_TX_DEFINED, \ }, \ } -#else -#define WL12XX_HT_CAP { \ - .ht_supported = false, \ -} -#endif /* can't be const, mac80211 writes to this */ static struct ieee80211_supported_band wl1271_band_2ghz = { @@ -3569,40 +4326,40 @@ static struct ieee80211_rate wl1271_rates_5ghz[] = { /* 5 GHz band channels for WL1273 */ static struct ieee80211_channel wl1271_channels_5ghz[] = { - { .hw_value = 7, .center_freq = 5035}, - { .hw_value = 8, .center_freq = 5040}, - { .hw_value = 9, .center_freq = 5045}, - { .hw_value = 11, .center_freq = 5055}, - { .hw_value = 12, .center_freq = 5060}, - { .hw_value = 16, .center_freq = 5080}, - { .hw_value = 34, .center_freq = 5170}, - { .hw_value = 36, .center_freq = 5180}, - { .hw_value = 38, .center_freq = 5190}, - { .hw_value = 40, .center_freq = 5200}, - { .hw_value = 42, .center_freq = 5210}, - { .hw_value = 44, .center_freq = 5220}, - { .hw_value = 46, .center_freq = 5230}, - { .hw_value = 48, .center_freq = 5240}, - { .hw_value = 52, .center_freq = 5260}, - { .hw_value = 56, .center_freq = 5280}, - { .hw_value = 60, .center_freq = 5300}, - { .hw_value = 64, .center_freq = 5320}, - { .hw_value = 100, .center_freq = 5500}, - { .hw_value = 104, .center_freq = 5520}, - { .hw_value = 108, .center_freq = 5540}, - { .hw_value = 112, .center_freq = 5560}, - { .hw_value = 116, .center_freq = 5580}, - { .hw_value = 120, .center_freq = 5600}, - { .hw_value = 124, .center_freq = 5620}, - { .hw_value = 128, .center_freq = 5640}, - { .hw_value = 132, .center_freq = 5660}, - { .hw_value = 136, .center_freq = 5680}, - { .hw_value = 140, .center_freq = 5700}, - { .hw_value = 149, .center_freq = 5745}, - { .hw_value = 153, .center_freq = 5765}, - { .hw_value = 157, .center_freq = 5785}, - { .hw_value = 161, .center_freq = 5805}, - { .hw_value = 165, .center_freq = 5825}, + { .hw_value = 7, .center_freq = 5035, .max_power = 25 }, + { .hw_value = 8, .center_freq = 5040, .max_power = 25 }, + { .hw_value = 9, .center_freq = 5045, .max_power = 25 }, + { .hw_value = 11, .center_freq = 5055, .max_power = 25 }, + { .hw_value = 12, .center_freq = 5060, .max_power = 25 }, + { .hw_value = 16, .center_freq = 5080, .max_power = 25 }, + { .hw_value = 34, .center_freq = 5170, .max_power = 25 }, + { .hw_value = 36, .center_freq = 5180, .max_power = 25 }, + { .hw_value = 38, .center_freq = 5190, .max_power = 25 }, + { .hw_value = 40, .center_freq = 5200, .max_power = 25 }, + { .hw_value = 42, .center_freq = 5210, .max_power = 25 }, + { .hw_value = 44, .center_freq = 5220, .max_power = 25 }, + { .hw_value = 46, .center_freq = 5230, .max_power = 25 }, + { .hw_value = 48, .center_freq = 5240, .max_power = 25 }, + { .hw_value = 52, .center_freq = 5260, .max_power = 25 }, + { .hw_value = 56, .center_freq = 5280, .max_power = 25 }, + { .hw_value = 60, .center_freq = 5300, .max_power = 25 }, + { .hw_value = 64, .center_freq = 5320, .max_power = 25 }, + { .hw_value = 100, .center_freq = 5500, .max_power = 25 }, + { .hw_value = 104, .center_freq = 5520, .max_power = 25 }, + { .hw_value = 108, .center_freq = 5540, .max_power = 25 }, + { .hw_value = 112, .center_freq = 5560, .max_power = 25 }, + { .hw_value = 116, .center_freq = 5580, .max_power = 25 }, + { .hw_value = 120, .center_freq = 5600, .max_power = 25 }, + { .hw_value = 124, .center_freq = 5620, .max_power = 25 }, + { .hw_value = 128, .center_freq = 5640, .max_power = 25 }, + { .hw_value = 132, .center_freq = 5660, .max_power = 25 }, + { .hw_value = 136, .center_freq = 5680, .max_power = 25 }, + { .hw_value = 140, .center_freq = 5700, .max_power = 25 }, + { .hw_value = 149, .center_freq = 5745, .max_power = 25 }, + { .hw_value = 153, .center_freq = 5765, .max_power = 25 }, + { .hw_value = 157, .center_freq = 5785, .max_power = 25 }, + { .hw_value = 161, .center_freq = 5805, .max_power = 25 }, + { .hw_value = 165, .center_freq = 5825, .max_power = 25 }, }; /* mapping to indexes for wl1271_rates_5ghz */ @@ -3663,6 +4420,7 @@ static const struct ieee80211_ops wl1271_ops = { .tx = wl1271_op_tx, .set_key = wl1271_op_set_key, .hw_scan = wl1271_op_hw_scan, + .cancel_hw_scan = wl1271_op_cancel_hw_scan, .sched_scan_start = wl1271_op_sched_scan_start, .sched_scan_stop = wl1271_op_sched_scan_stop, .bss_info_changed = wl1271_op_bss_info_changed, @@ -3675,6 +4433,8 @@ static const struct ieee80211_ops wl1271_ops = { .sta_remove = wl1271_op_sta_remove, .ampdu_action = wl1271_op_ampdu_action, .tx_frames_pending = wl1271_tx_frames_pending, + .set_bitrate_mask = wl12xx_set_bitrate_mask, + .channel_switch = wl12xx_op_channel_switch, CFG80211_TESTMODE_CMD(wl1271_tm_cmd) }; @@ -3778,9 +4538,72 @@ static ssize_t wl1271_sysfs_show_hw_pg_ver(struct device *dev, return len; } -static DEVICE_ATTR(hw_pg_ver, S_IRUGO | S_IWUSR, +static DEVICE_ATTR(hw_pg_ver, S_IRUGO, wl1271_sysfs_show_hw_pg_ver, NULL); +static ssize_t wl1271_sysfs_read_fwlog(struct file *filp, struct kobject *kobj, + struct bin_attribute *bin_attr, + char *buffer, loff_t pos, size_t count) +{ + struct device *dev = container_of(kobj, struct device, kobj); + struct wl1271 *wl = dev_get_drvdata(dev); + ssize_t len; + int ret; + + ret = mutex_lock_interruptible(&wl->mutex); + if (ret < 0) + return -ERESTARTSYS; + + /* Let only one thread read the log at a time, blocking others */ + while (wl->fwlog_size == 0) { + DEFINE_WAIT(wait); + + prepare_to_wait_exclusive(&wl->fwlog_waitq, + &wait, + TASK_INTERRUPTIBLE); + + if (wl->fwlog_size != 0) { + finish_wait(&wl->fwlog_waitq, &wait); + break; + } + + mutex_unlock(&wl->mutex); + + schedule(); + finish_wait(&wl->fwlog_waitq, &wait); + + if (signal_pending(current)) + return -ERESTARTSYS; + + ret = mutex_lock_interruptible(&wl->mutex); + if (ret < 0) + return -ERESTARTSYS; + } + + /* Check if the fwlog is still valid */ + if (wl->fwlog_size < 0) { + mutex_unlock(&wl->mutex); + return 0; + } + + /* Seeking is not supported - old logs are not kept. Disregard pos. */ + len = min(count, (size_t)wl->fwlog_size); + wl->fwlog_size -= len; + memcpy(buffer, wl->fwlog, len); + + /* Make room for new messages */ + memmove(wl->fwlog, wl->fwlog + len, wl->fwlog_size); + + mutex_unlock(&wl->mutex); + + return len; +} + +static struct bin_attribute fwlog_attr = { + .attr = {.name = "fwlog", .mode = S_IRUSR}, + .read = wl1271_sysfs_read_fwlog, +}; + int wl1271_register_hw(struct wl1271 *wl) { int ret; @@ -3864,22 +4687,32 @@ int wl1271_init_ieee80211(struct wl1271 *wl) IEEE80211_HW_SUPPORTS_CQM_RSSI | IEEE80211_HW_REPORTS_TX_ACK_STATUS | IEEE80211_HW_SPECTRUM_MGMT | - IEEE80211_HW_AP_LINK_PS; + IEEE80211_HW_AP_LINK_PS | + IEEE80211_HW_AMPDU_AGGREGATION | + IEEE80211_HW_TX_AMPDU_SETUP_IN_HW; wl->hw->wiphy->cipher_suites = cipher_suites; wl->hw->wiphy->n_cipher_suites = ARRAY_SIZE(cipher_suites); wl->hw->wiphy->interface_modes = BIT(NL80211_IFTYPE_STATION) | - BIT(NL80211_IFTYPE_ADHOC) | BIT(NL80211_IFTYPE_AP); + BIT(NL80211_IFTYPE_ADHOC) | BIT(NL80211_IFTYPE_AP) | + BIT(NL80211_IFTYPE_P2P_CLIENT) | BIT(NL80211_IFTYPE_P2P_GO); wl->hw->wiphy->max_scan_ssids = 1; + wl->hw->wiphy->max_sched_scan_ssids = 16; + wl->hw->wiphy->max_match_sets = 16; /* * Maximum length of elements in scanning probe request templates * should be the maximum length possible for a template, without * the IEEE80211 header of the template */ - wl->hw->wiphy->max_scan_ie_len = WL1271_CMD_TEMPL_MAX_SIZE - + wl->hw->wiphy->max_scan_ie_len = WL1271_CMD_TEMPL_DFLT_SIZE - sizeof(struct ieee80211_header); + wl->hw->wiphy->max_sched_scan_ie_len = WL1271_CMD_TEMPL_DFLT_SIZE - + sizeof(struct ieee80211_header); + + wl->hw->wiphy->flags |= WIPHY_FLAG_AP_UAPSD; + /* make sure all our channels fit in the scanned_ch bitmask */ BUILD_BUG_ON(ARRAY_SIZE(wl1271_channels) + ARRAY_SIZE(wl1271_channels_5ghz) > @@ -3923,6 +4756,8 @@ struct ieee80211_hw *wl1271_alloc_hw(void) int i, j, ret; unsigned int order; + BUILD_BUG_ON(AP_MAX_LINKS > WL12XX_MAX_LINKS); + hw = ieee80211_alloc_hw(sizeof(*wl), &wl1271_ops); if (!hw) { wl1271_error("could not alloc ieee80211_hw"); @@ -3961,12 +4796,21 @@ struct ieee80211_hw *wl1271_alloc_hw(void) INIT_WORK(&wl->tx_work, wl1271_tx_work); INIT_WORK(&wl->recovery_work, wl1271_recovery_work); INIT_DELAYED_WORK(&wl->scan_complete_work, wl1271_scan_complete_work); + INIT_WORK(&wl->rx_streaming_enable_work, + wl1271_rx_streaming_enable_work); + INIT_WORK(&wl->rx_streaming_disable_work, + wl1271_rx_streaming_disable_work); + + wl->freezable_wq = create_freezable_workqueue("wl12xx_wq"); + if (!wl->freezable_wq) { + ret = -ENOMEM; + goto err_hw; + } + wl->channel = WL1271_DEFAULT_CHANNEL; wl->beacon_int = WL1271_DEFAULT_BEACON_INT; wl->default_key = 0; wl->rx_counter = 0; - wl->rx_config = WL1271_DEFAULT_STA_RX_CONFIG; - wl->rx_filter = WL1271_DEFAULT_STA_RX_FILTER; wl->psm_entry_retry = 0; wl->power_level = WL1271_DEFAULT_POWER_LEVEL; wl->basic_rate_set = CONF_TX_RATE_MASK_BASIC; @@ -3979,13 +4823,31 @@ struct ieee80211_hw *wl1271_alloc_hw(void) wl->hw_pg_ver = -1; wl->bss_type = MAX_BSS_TYPE; wl->set_bss_type = MAX_BSS_TYPE; - wl->fw_bss_type = MAX_BSS_TYPE; wl->last_tx_hlid = 0; wl->ap_ps_map = 0; wl->ap_fw_ps_map = 0; wl->quirks = 0; wl->platform_quirks = 0; wl->sched_scanning = false; + wl->tx_security_seq = 0; + wl->tx_security_last_seq_lsb = 0; + wl->tx_spare_blocks = TX_HW_BLOCK_SPARE_DEFAULT; + wl->role_id = WL12XX_INVALID_ROLE_ID; + wl->system_hlid = WL12XX_SYSTEM_HLID; + wl->sta_hlid = WL12XX_INVALID_LINK_ID; + wl->dev_role_id = WL12XX_INVALID_ROLE_ID; + wl->dev_hlid = WL12XX_INVALID_LINK_ID; + wl->session_counter = 0; + wl->ap_bcast_hlid = WL12XX_INVALID_LINK_ID; + wl->ap_global_hlid = WL12XX_INVALID_LINK_ID; + wl->active_sta_count = 0; + setup_timer(&wl->rx_streaming_timer, wl1271_rx_streaming_timer, + (unsigned long) wl); + wl->fwlog_size = 0; + init_waitqueue_head(&wl->fwlog_waitq); + + /* The system link is always allocated */ + __set_bit(WL12XX_SYSTEM_HLID, wl->links_map); memset(wl->tx_frames_map, 0, sizeof(wl->tx_frames_map)); for (i = 0; i < ACX_TX_DESCRIPTORS; i++) @@ -3998,12 +4860,14 @@ struct ieee80211_hw *wl1271_alloc_hw(void) /* Apply default driver configuration. */ wl1271_conf_init(wl); + wl->bitrate_masks[IEEE80211_BAND_2GHZ] = wl->conf.tx.basic_rate; + wl->bitrate_masks[IEEE80211_BAND_5GHZ] = wl->conf.tx.basic_rate_5; order = get_order(WL1271_AGGR_BUFFER_SIZE); wl->aggr_buf = (u8 *)__get_free_pages(GFP_KERNEL, order); if (!wl->aggr_buf) { ret = -ENOMEM; - goto err_hw; + goto err_wq; } wl->dummy_packet = wl12xx_alloc_dummy_packet(wl); @@ -4012,11 +4876,18 @@ struct ieee80211_hw *wl1271_alloc_hw(void) goto err_aggr; } + /* Allocate one page for the FW log */ + wl->fwlog = (u8 *)get_zeroed_page(GFP_KERNEL); + if (!wl->fwlog) { + ret = -ENOMEM; + goto err_dummy_packet; + } + /* Register platform device */ ret = platform_device_register(wl->plat_dev); if (ret) { wl1271_error("couldn't register platform device"); - goto err_dummy_packet; + goto err_fwlog; } dev_set_drvdata(&wl->plat_dev->dev, wl); @@ -4034,20 +4905,36 @@ struct ieee80211_hw *wl1271_alloc_hw(void) goto err_bt_coex_state; } + /* Create sysfs file for the FW log */ + ret = device_create_bin_file(&wl->plat_dev->dev, &fwlog_attr); + if (ret < 0) { + wl1271_error("failed to create sysfs file fwlog"); + goto err_hw_pg_ver; + } + return hw; +err_hw_pg_ver: + device_remove_file(&wl->plat_dev->dev, &dev_attr_hw_pg_ver); + err_bt_coex_state: device_remove_file(&wl->plat_dev->dev, &dev_attr_bt_coex_state); err_platform: platform_device_unregister(wl->plat_dev); +err_fwlog: + free_page((unsigned long)wl->fwlog); + err_dummy_packet: dev_kfree_skb(wl->dummy_packet); err_aggr: free_pages((unsigned long)wl->aggr_buf, order); +err_wq: + destroy_workqueue(wl->freezable_wq); + err_hw: wl1271_debugfs_exit(wl); kfree(plat_dev); @@ -4063,7 +4950,19 @@ EXPORT_SYMBOL_GPL(wl1271_alloc_hw); int wl1271_free_hw(struct wl1271 *wl) { + /* Unblock any fwlog readers */ + mutex_lock(&wl->mutex); + wl->fwlog_size = -1; + wake_up_interruptible_all(&wl->fwlog_waitq); + mutex_unlock(&wl->mutex); + + device_remove_bin_file(&wl->plat_dev->dev, &fwlog_attr); + + device_remove_file(&wl->plat_dev->dev, &dev_attr_hw_pg_ver); + + device_remove_file(&wl->plat_dev->dev, &dev_attr_bt_coex_state); platform_device_unregister(wl->plat_dev); + free_page((unsigned long)wl->fwlog); dev_kfree_skb(wl->dummy_packet); free_pages((unsigned long)wl->aggr_buf, get_order(WL1271_AGGR_BUFFER_SIZE)); @@ -4078,6 +4977,7 @@ int wl1271_free_hw(struct wl1271 *wl) kfree(wl->fw_status); kfree(wl->tx_res_if); + destroy_workqueue(wl->freezable_wq); ieee80211_free_hw(wl->hw); @@ -4090,6 +4990,13 @@ EXPORT_SYMBOL_GPL(wl12xx_debug_level); module_param_named(debug_level, wl12xx_debug_level, uint, S_IRUSR | S_IWUSR); MODULE_PARM_DESC(debug_level, "wl12xx debugging level"); +module_param_named(fwlog, fwlog_param, charp, 0); +MODULE_PARM_DESC(keymap, + "FW logger options: continuous, ondemand, dbgpins or disable"); + +module_param(bug_on_recovery, bool, S_IRUSR | S_IWUSR); +MODULE_PARM_DESC(bug_on_recovery, "BUG() on fw recovery"); + MODULE_LICENSE("GPL"); MODULE_AUTHOR("Luciano Coelho <coelho@ti.com>"); MODULE_AUTHOR("Juuso Oikarinen <juuso.oikarinen@nokia.com>"); diff --git a/drivers/net/wireless/wl12xx/ps.c b/drivers/net/wireless/wl12xx/ps.c index b59b677..c15ebf2 100644 --- a/drivers/net/wireless/wl12xx/ps.c +++ b/drivers/net/wireless/wl12xx/ps.c @@ -118,7 +118,7 @@ int wl1271_ps_elp_wakeup(struct wl1271 *wl) &compl, msecs_to_jiffies(WL1271_WAKEUP_TIMEOUT)); if (ret == 0) { wl1271_error("ELP wakeup timeout!"); - ieee80211_queue_work(wl->hw, &wl->recovery_work); + wl12xx_queue_recovery_work(wl); ret = -ETIMEDOUT; goto err; } else if (ret < 0) { @@ -169,9 +169,11 @@ int wl1271_ps_set_mode(struct wl1271 *wl, enum wl1271_cmd_ps_mode mode, wl1271_debug(DEBUG_PSM, "leaving psm"); /* disable beacon early termination */ - ret = wl1271_acx_bet_enable(wl, false); - if (ret < 0) - return ret; + if (wl->band == IEEE80211_BAND_2GHZ) { + ret = wl1271_acx_bet_enable(wl, false); + if (ret < 0) + return ret; + } /* disable beacon filtering */ ret = wl1271_acx_beacon_filter_opt(wl, false); @@ -191,24 +193,31 @@ int wl1271_ps_set_mode(struct wl1271 *wl, enum wl1271_cmd_ps_mode mode, static void wl1271_ps_filter_frames(struct wl1271 *wl, u8 hlid) { - int i, filtered = 0; + int i; struct sk_buff *skb; struct ieee80211_tx_info *info; unsigned long flags; + int filtered[NUM_TX_QUEUES]; - /* filter all frames currently the low level queus for this hlid */ + /* filter all frames currently in the low level queues for this hlid */ for (i = 0; i < NUM_TX_QUEUES; i++) { + filtered[i] = 0; while ((skb = skb_dequeue(&wl->links[hlid].tx_queue[i]))) { + filtered[i]++; + + if (WARN_ON(wl12xx_is_dummy_packet(wl, skb))) + continue; + info = IEEE80211_SKB_CB(skb); info->flags |= IEEE80211_TX_STAT_TX_FILTERED; info->status.rates[0].idx = -1; - ieee80211_tx_status(wl->hw, skb); - filtered++; + ieee80211_tx_status_ni(wl->hw, skb); } } spin_lock_irqsave(&wl->wl_lock, flags); - wl->tx_queue_count -= filtered; + for (i = 0; i < NUM_TX_QUEUES; i++) + wl->tx_queue_count[i] -= filtered[i]; spin_unlock_irqrestore(&wl->wl_lock, flags); wl1271_handle_tx_low_watermark(wl); @@ -221,8 +230,8 @@ void wl1271_ps_link_start(struct wl1271 *wl, u8 hlid, bool clean_queues) if (test_bit(hlid, &wl->ap_ps_map)) return; - wl1271_debug(DEBUG_PSM, "start mac80211 PSM on hlid %d blks %d " - "clean_queues %d", hlid, wl->links[hlid].allocated_blks, + wl1271_debug(DEBUG_PSM, "start mac80211 PSM on hlid %d pkts %d " + "clean_queues %d", hlid, wl->links[hlid].allocated_pkts, clean_queues); rcu_read_lock(); diff --git a/drivers/net/wireless/wl12xx/reg.h b/drivers/net/wireless/wl12xx/reg.h index 440a4ee..3f570f3 100644 --- a/drivers/net/wireless/wl12xx/reg.h +++ b/drivers/net/wireless/wl12xx/reg.h @@ -296,81 +296,6 @@ ===============================================*/ #define REG_EVENT_MAILBOX_PTR (SCR_PAD1) - -/* Misc */ - -#define REG_ENABLE_TX_RX (ENABLE) -/* - * Rx configuration (filter) information element - * --------------------------------------------- - */ -#define REG_RX_CONFIG (RX_CFG) -#define REG_RX_FILTER (RX_FILTER_CFG) - - -#define RX_CFG_ENABLE_PHY_HEADER_PLCP 0x0002 - -/* promiscuous - receives all valid frames */ -#define RX_CFG_PROMISCUOUS 0x0008 - -/* receives frames from any BSSID */ -#define RX_CFG_BSSID 0x0020 - -/* receives frames destined to any MAC address */ -#define RX_CFG_MAC 0x0010 - -#define RX_CFG_ENABLE_ONLY_MY_DEST_MAC 0x0010 -#define RX_CFG_ENABLE_ANY_DEST_MAC 0x0000 -#define RX_CFG_ENABLE_ONLY_MY_BSSID 0x0020 -#define RX_CFG_ENABLE_ANY_BSSID 0x0000 - -/* discards all broadcast frames */ -#define RX_CFG_DISABLE_BCAST 0x0200 - -#define RX_CFG_ENABLE_ONLY_MY_SSID 0x0400 -#define RX_CFG_ENABLE_RX_CMPLT_FCS_ERROR 0x0800 -#define RX_CFG_COPY_RX_STATUS 0x2000 -#define RX_CFG_TSF 0x10000 - -#define RX_CONFIG_OPTION_ANY_DST_MY_BSS (RX_CFG_ENABLE_ANY_DEST_MAC | \ - RX_CFG_ENABLE_ONLY_MY_BSSID) - -#define RX_CONFIG_OPTION_MY_DST_ANY_BSS (RX_CFG_ENABLE_ONLY_MY_DEST_MAC\ - | RX_CFG_ENABLE_ANY_BSSID) - -#define RX_CONFIG_OPTION_ANY_DST_ANY_BSS (RX_CFG_ENABLE_ANY_DEST_MAC | \ - RX_CFG_ENABLE_ANY_BSSID) - -#define RX_CONFIG_OPTION_MY_DST_MY_BSS (RX_CFG_ENABLE_ONLY_MY_DEST_MAC\ - | RX_CFG_ENABLE_ONLY_MY_BSSID) - -#define RX_CONFIG_OPTION_FOR_SCAN (RX_CFG_ENABLE_PHY_HEADER_PLCP \ - | RX_CFG_ENABLE_RX_CMPLT_FCS_ERROR \ - | RX_CFG_COPY_RX_STATUS | RX_CFG_TSF) - -#define RX_CONFIG_OPTION_FOR_MEASUREMENT (RX_CFG_ENABLE_ANY_DEST_MAC) - -#define RX_CONFIG_OPTION_FOR_JOIN (RX_CFG_ENABLE_ONLY_MY_BSSID | \ - RX_CFG_ENABLE_ONLY_MY_DEST_MAC) - -#define RX_CONFIG_OPTION_FOR_IBSS_JOIN (RX_CFG_ENABLE_ONLY_MY_SSID | \ - RX_CFG_ENABLE_ONLY_MY_DEST_MAC) - -#define RX_FILTER_OPTION_DEF (CFG_RX_MGMT_EN | CFG_RX_DATA_EN\ - | CFG_RX_CTL_EN | CFG_RX_BCN_EN\ - | CFG_RX_AUTH_EN | CFG_RX_ASSOC_EN) - -#define RX_FILTER_OPTION_FILTER_ALL 0 - -#define RX_FILTER_OPTION_DEF_PRSP_BCN (CFG_RX_PRSP_EN | CFG_RX_MGMT_EN\ - | CFG_RX_RCTS_ACK | CFG_RX_BCN_EN) - -#define RX_FILTER_OPTION_JOIN (CFG_RX_MGMT_EN | CFG_RX_DATA_EN\ - | CFG_RX_BCN_EN | CFG_RX_AUTH_EN\ - | CFG_RX_ASSOC_EN | CFG_RX_RCTS_ACK\ - | CFG_RX_PRSP_EN) - - /*=============================================== EEPROM Read/Write Request 32bit RW ------------------------------------------ diff --git a/drivers/net/wireless/wl12xx/rx.c b/drivers/net/wireless/wl12xx/rx.c index 7009103..dee4cfe 100644 --- a/drivers/net/wireless/wl12xx/rx.c +++ b/drivers/net/wireless/wl12xx/rx.c @@ -22,6 +22,7 @@ */ #include <linux/gfp.h> +#include <linux/sched.h> #include "wl12xx.h" #include "acx.h" @@ -29,20 +30,28 @@ #include "rx.h" #include "io.h" -static u8 wl1271_rx_get_mem_block(struct wl1271_fw_common_status *status, +static u8 wl12xx_rx_get_mem_block(struct wl12xx_fw_status *status, u32 drv_rx_counter) { return le32_to_cpu(status->rx_pkt_descs[drv_rx_counter]) & RX_MEM_BLOCK_MASK; } -static u32 wl1271_rx_get_buf_size(struct wl1271_fw_common_status *status, +static u32 wl12xx_rx_get_buf_size(struct wl12xx_fw_status *status, u32 drv_rx_counter) { return (le32_to_cpu(status->rx_pkt_descs[drv_rx_counter]) & RX_BUF_SIZE_MASK) >> RX_BUF_SIZE_SHIFT_DIV; } +static bool wl12xx_rx_get_unaligned(struct wl12xx_fw_status *status, + u32 drv_rx_counter) +{ + /* Convert the value to bool */ + return !!(le32_to_cpu(status->rx_pkt_descs[drv_rx_counter]) & + RX_BUF_UNALIGNED_PAYLOAD); +} + static void wl1271_rx_status(struct wl1271 *wl, struct wl1271_rx_descriptor *desc, struct ieee80211_rx_status *status, @@ -57,11 +66,9 @@ static void wl1271_rx_status(struct wl1271 *wl, status->rate_idx = wl1271_rate_to_idx(desc->rate, status->band); -#ifdef CONFIG_WL12XX_HT /* 11n support */ if (desc->rate <= CONF_HW_RXTX_RATE_MCS0) status->flag |= RX_FLAG_HT; -#endif status->signal = desc->rssi; @@ -88,13 +95,17 @@ static void wl1271_rx_status(struct wl1271 *wl, } } -static int wl1271_rx_handle_data(struct wl1271 *wl, u8 *data, u32 length) +static int wl1271_rx_handle_data(struct wl1271 *wl, u8 *data, u32 length, + bool unaligned) { struct wl1271_rx_descriptor *desc; struct sk_buff *skb; struct ieee80211_hdr *hdr; u8 *buf; u8 beacon = 0; + u8 is_data = 0; + u8 reserved = unaligned ? NET_IP_ALIGN : 0; + u16 seq_num; /* * In PLT mode we seem to get frames and mac80211 warns about them, @@ -106,6 +117,13 @@ static int wl1271_rx_handle_data(struct wl1271 *wl, u8 *data, u32 length) /* the data read starts with the descriptor */ desc = (struct wl1271_rx_descriptor *) data; + if (desc->packet_class == WL12XX_RX_CLASS_LOGGER) { + size_t len = length - sizeof(*desc); + wl12xx_copy_fwlog(wl, data + sizeof(*desc), len); + wake_up_interruptible(&wl->fwlog_waitq); + return 0; + } + switch (desc->status & WL1271_RX_DESC_STATUS_MASK) { /* discard corrupted packets */ case WL1271_RX_DESC_DRIVER_RX_Q_FAIL: @@ -122,37 +140,49 @@ static int wl1271_rx_handle_data(struct wl1271 *wl, u8 *data, u32 length) return -EINVAL; } - skb = __dev_alloc_skb(length, GFP_KERNEL); + /* skb length not included rx descriptor */ + skb = __dev_alloc_skb(length + reserved - sizeof(*desc), GFP_KERNEL); if (!skb) { wl1271_error("Couldn't allocate RX frame"); return -ENOMEM; } - buf = skb_put(skb, length); - memcpy(buf, data, length); + /* reserve the unaligned payload(if any) */ + skb_reserve(skb, reserved); + + buf = skb_put(skb, length - sizeof(*desc)); - /* now we pull the descriptor out of the buffer */ - skb_pull(skb, sizeof(*desc)); + /* + * Copy packets from aggregation buffer to the skbs without rx + * descriptor and with packet payload aligned care. In case of unaligned + * packets copy the packets in offset of 2 bytes guarantee IP header + * payload aligned to 4 bytes. + */ + memcpy(buf, data + sizeof(*desc), length - sizeof(*desc)); hdr = (struct ieee80211_hdr *)skb->data; if (ieee80211_is_beacon(hdr->frame_control)) beacon = 1; + if (ieee80211_is_data_present(hdr->frame_control)) + is_data = 1; wl1271_rx_status(wl, desc, IEEE80211_SKB_RXCB(skb), beacon); - wl1271_debug(DEBUG_RX, "rx skb 0x%p: %d B %s", skb, + seq_num = (le16_to_cpu(hdr->seq_ctrl) & IEEE80211_SCTL_SEQ) >> 4; + wl1271_debug(DEBUG_RX, "rx skb 0x%p: %d B %s seq %d", skb, skb->len - desc->pad_len, - beacon ? "beacon" : ""); + beacon ? "beacon" : "", + seq_num); skb_trim(skb, skb->len - desc->pad_len); skb_queue_tail(&wl->deferred_rx_queue, skb); - ieee80211_queue_work(wl->hw, &wl->netstack_work); + queue_work(wl->freezable_wq, &wl->netstack_work); - return 0; + return is_data; } -void wl1271_rx(struct wl1271 *wl, struct wl1271_fw_common_status *status) +void wl12xx_rx(struct wl1271 *wl, struct wl12xx_fw_status *status) { struct wl1271_acx_mem_map *wl_mem_map = wl->target_mem_map; u32 buf_size; @@ -162,12 +192,15 @@ void wl1271_rx(struct wl1271 *wl, struct wl1271_fw_common_status *status) u32 mem_block; u32 pkt_length; u32 pkt_offset; + bool is_ap = (wl->bss_type == BSS_TYPE_AP_BSS); + bool had_data = false; + bool unaligned = false; while (drv_rx_counter != fw_rx_counter) { buf_size = 0; rx_counter = drv_rx_counter; while (rx_counter != fw_rx_counter) { - pkt_length = wl1271_rx_get_buf_size(status, rx_counter); + pkt_length = wl12xx_rx_get_buf_size(status, rx_counter); if (buf_size + pkt_length > WL1271_AGGR_BUFFER_SIZE) break; buf_size += pkt_length; @@ -186,7 +219,7 @@ void wl1271_rx(struct wl1271 *wl, struct wl1271_fw_common_status *status) * For aggregated packets, only the first memory block * should be retrieved. The FW takes care of the rest. */ - mem_block = wl1271_rx_get_mem_block(status, + mem_block = wl12xx_rx_get_mem_block(status, drv_rx_counter); wl->rx_mem_pool_addr.addr = (mem_block << 8) + @@ -207,16 +240,22 @@ void wl1271_rx(struct wl1271 *wl, struct wl1271_fw_common_status *status) /* Split data into separate packets */ pkt_offset = 0; while (pkt_offset < buf_size) { - pkt_length = wl1271_rx_get_buf_size(status, + pkt_length = wl12xx_rx_get_buf_size(status, drv_rx_counter); + + unaligned = wl12xx_rx_get_unaligned(status, + drv_rx_counter); + /* * the handle data call can only fail in memory-outage * conditions, in that case the received frame will just * be dropped. */ - wl1271_rx_handle_data(wl, - wl->aggr_buf + pkt_offset, - pkt_length); + if (wl1271_rx_handle_data(wl, + wl->aggr_buf + pkt_offset, + pkt_length, unaligned) == 1) + had_data = true; + wl->rx_counter++; drv_rx_counter++; drv_rx_counter &= NUM_RX_PKT_DESC_MOD_MASK; @@ -230,15 +269,18 @@ void wl1271_rx(struct wl1271 *wl, struct wl1271_fw_common_status *status) */ if (wl->quirks & WL12XX_QUIRK_END_OF_TRANSACTION) wl1271_write32(wl, RX_DRIVER_COUNTER_ADDRESS, wl->rx_counter); -} -void wl1271_set_default_filters(struct wl1271 *wl) -{ - if (wl->bss_type == BSS_TYPE_AP_BSS) { - wl->rx_config = WL1271_DEFAULT_AP_RX_CONFIG; - wl->rx_filter = WL1271_DEFAULT_AP_RX_FILTER; - } else { - wl->rx_config = WL1271_DEFAULT_STA_RX_CONFIG; - wl->rx_filter = WL1271_DEFAULT_STA_RX_FILTER; + if (!is_ap && wl->conf.rx_streaming.interval && had_data && + (wl->conf.rx_streaming.always || + test_bit(WL1271_FLAG_SOFT_GEMINI, &wl->flags))) { + u32 timeout = wl->conf.rx_streaming.duration; + + /* restart rx streaming */ + if (!test_bit(WL1271_FLAG_RX_STREAMING_STARTED, &wl->flags)) + ieee80211_queue_work(wl->hw, + &wl->rx_streaming_enable_work); + + mod_timer(&wl->rx_streaming_timer, + jiffies + msecs_to_jiffies(timeout)); } } diff --git a/drivers/net/wireless/wl12xx/rx.h b/drivers/net/wireless/wl12xx/rx.h index 75fabf8..86ba6b1 100644 --- a/drivers/net/wireless/wl12xx/rx.h +++ b/drivers/net/wireless/wl12xx/rx.h @@ -86,16 +86,30 @@ * Bits 3-5 - process_id tag (AP mode FW) * Bits 6-7 - reserved */ -#define WL1271_RX_DESC_STATUS_MASK 0x07 +#define WL1271_RX_DESC_STATUS_MASK 0x03 #define WL1271_RX_DESC_SUCCESS 0x00 #define WL1271_RX_DESC_DECRYPT_FAIL 0x01 #define WL1271_RX_DESC_MIC_FAIL 0x02 #define WL1271_RX_DESC_DRIVER_RX_Q_FAIL 0x03 -#define RX_MEM_BLOCK_MASK 0xFF -#define RX_BUF_SIZE_MASK 0xFFF00 -#define RX_BUF_SIZE_SHIFT_DIV 6 +#define RX_MEM_BLOCK_MASK 0xFF +#define RX_BUF_SIZE_MASK 0xFFF00 +#define RX_BUF_SIZE_SHIFT_DIV 6 +/* If set, the start of IP payload is not 4 bytes aligned */ +#define RX_BUF_UNALIGNED_PAYLOAD BIT(20) + +enum { + WL12XX_RX_CLASS_UNKNOWN, + WL12XX_RX_CLASS_MANAGEMENT, + WL12XX_RX_CLASS_DATA, + WL12XX_RX_CLASS_QOS_DATA, + WL12XX_RX_CLASS_BCN_PRBRSP, + WL12XX_RX_CLASS_EAPOL, + WL12XX_RX_CLASS_BA_EVENT, + WL12XX_RX_CLASS_AMSDU, + WL12XX_RX_CLASS_LOGGER, +}; struct wl1271_rx_descriptor { __le16 length; @@ -107,16 +121,12 @@ struct wl1271_rx_descriptor { u8 snr; __le32 timestamp; u8 packet_class; - union { - u8 process_id; /* STA FW */ - u8 hlid; /* AP FW */ - } __packed; + u8 hlid; u8 pad_len; u8 reserved; } __packed; -void wl1271_rx(struct wl1271 *wl, struct wl1271_fw_common_status *status); +void wl12xx_rx(struct wl1271 *wl, struct wl12xx_fw_status *status); u8 wl1271_rate_to_idx(int rate, enum ieee80211_band band); -void wl1271_set_default_filters(struct wl1271 *wl); #endif diff --git a/drivers/net/wireless/wl12xx/scan.c b/drivers/net/wireless/wl12xx/scan.c index 9542e46..fc29c67 100644 --- a/drivers/net/wireless/wl12xx/scan.c +++ b/drivers/net/wireless/wl12xx/scan.c @@ -28,11 +28,14 @@ #include "scan.h" #include "acx.h" #include "ps.h" +#include "tx.h" void wl1271_scan_complete_work(struct work_struct *work) { struct delayed_work *dwork; struct wl1271 *wl; + int ret; + bool is_sta, is_ibss; dwork = container_of(work, struct delayed_work, work); wl = container_of(dwork, struct wl1271, scan_complete_work); @@ -50,21 +53,35 @@ void wl1271_scan_complete_work(struct work_struct *work) wl->scan.state = WL1271_SCAN_STATE_IDLE; memset(wl->scan.scanned_ch, 0, sizeof(wl->scan.scanned_ch)); wl->scan.req = NULL; - ieee80211_scan_completed(wl->hw, false); - /* restore hardware connection monitoring template */ + ret = wl1271_ps_elp_wakeup(wl); + if (ret < 0) + goto out; + if (test_bit(WL1271_FLAG_STA_ASSOCIATED, &wl->flags)) { - if (wl1271_ps_elp_wakeup(wl) == 0) { - wl1271_cmd_build_ap_probe_req(wl, wl->probereq); - wl1271_ps_elp_sleep(wl); - } + /* restore hardware connection monitoring template */ + wl1271_cmd_build_ap_probe_req(wl, wl->probereq); } + /* return to ROC if needed */ + is_sta = (wl->bss_type == BSS_TYPE_STA_BSS); + is_ibss = (wl->bss_type == BSS_TYPE_IBSS); + if (((is_sta && !test_bit(WL1271_FLAG_STA_ASSOCIATED, &wl->flags)) || + (is_ibss && !test_bit(WL1271_FLAG_IBSS_JOINED, &wl->flags))) && + !test_bit(wl->dev_role_id, wl->roc_map)) { + /* restore remain on channel */ + wl12xx_cmd_role_start_dev(wl); + wl12xx_roc(wl, wl->dev_role_id); + } + wl1271_ps_elp_sleep(wl); + if (wl->scan.failed) { wl1271_info("Scan completed due to error."); - ieee80211_queue_work(wl->hw, &wl->recovery_work); + wl12xx_queue_recovery_work(wl); } + ieee80211_scan_completed(wl->hw, false); + out: mutex_unlock(&wl->mutex); @@ -157,12 +174,14 @@ static int wl1271_scan_send(struct wl1271 *wl, enum ieee80211_band band, goto out; } - /* We always use high priority scans */ - scan_options = WL1271_SCAN_OPT_PRIORITY_HIGH; - if (passive) scan_options |= WL1271_SCAN_OPT_PASSIVE; + if (WARN_ON(wl->role_id == WL12XX_INVALID_ROLE_ID)) { + ret = -EINVAL; + goto out; + } + cmd->params.role_id = wl->role_id; cmd->params.scan_options = cpu_to_le16(scan_options); cmd->params.n_ch = wl1271_get_scan_channels(wl, wl->scan.req, @@ -174,10 +193,6 @@ static int wl1271_scan_send(struct wl1271 *wl, enum ieee80211_band band, } cmd->params.tx_rate = cpu_to_le32(basic_rate); - cmd->params.rx_config_options = cpu_to_le32(CFG_RX_ALL_GOOD); - cmd->params.rx_filter_options = - cpu_to_le32(CFG_RX_PRSP_EN | CFG_RX_MGMT_EN | CFG_RX_BCN_EN); - cmd->params.n_probe_reqs = wl->conf.scan.num_probe_reqs; cmd->params.tx_rate = cpu_to_le32(basic_rate); cmd->params.tid_trigger = 0; @@ -193,6 +208,8 @@ static int wl1271_scan_send(struct wl1271 *wl, enum ieee80211_band band, memcpy(cmd->params.ssid, wl->scan.ssid, wl->scan.ssid_len); } + memcpy(cmd->addr, wl->mac_addr, ETH_ALEN); + ret = wl1271_cmd_build_probe_req(wl, wl->scan.ssid, wl->scan.ssid_len, wl->scan.req->ie, wl->scan.req->ie_len, band); @@ -227,14 +244,17 @@ out: void wl1271_scan_stm(struct wl1271 *wl) { int ret = 0; + enum ieee80211_band band; + u32 rate; switch (wl->scan.state) { case WL1271_SCAN_STATE_IDLE: break; case WL1271_SCAN_STATE_2GHZ_ACTIVE: - ret = wl1271_scan_send(wl, IEEE80211_BAND_2GHZ, false, - wl->conf.tx.basic_rate); + band = IEEE80211_BAND_2GHZ; + rate = wl1271_tx_min_rate_get(wl, wl->bitrate_masks[band]); + ret = wl1271_scan_send(wl, band, false, rate); if (ret == WL1271_NOTHING_TO_SCAN) { wl->scan.state = WL1271_SCAN_STATE_2GHZ_PASSIVE; wl1271_scan_stm(wl); @@ -243,8 +263,9 @@ void wl1271_scan_stm(struct wl1271 *wl) break; case WL1271_SCAN_STATE_2GHZ_PASSIVE: - ret = wl1271_scan_send(wl, IEEE80211_BAND_2GHZ, true, - wl->conf.tx.basic_rate); + band = IEEE80211_BAND_2GHZ; + rate = wl1271_tx_min_rate_get(wl, wl->bitrate_masks[band]); + ret = wl1271_scan_send(wl, band, true, rate); if (ret == WL1271_NOTHING_TO_SCAN) { if (wl->enable_11a) wl->scan.state = WL1271_SCAN_STATE_5GHZ_ACTIVE; @@ -256,8 +277,9 @@ void wl1271_scan_stm(struct wl1271 *wl) break; case WL1271_SCAN_STATE_5GHZ_ACTIVE: - ret = wl1271_scan_send(wl, IEEE80211_BAND_5GHZ, false, - wl->conf.tx.basic_rate_5); + band = IEEE80211_BAND_5GHZ; + rate = wl1271_tx_min_rate_get(wl, wl->bitrate_masks[band]); + ret = wl1271_scan_send(wl, band, false, rate); if (ret == WL1271_NOTHING_TO_SCAN) { wl->scan.state = WL1271_SCAN_STATE_5GHZ_PASSIVE; wl1271_scan_stm(wl); @@ -266,8 +288,9 @@ void wl1271_scan_stm(struct wl1271 *wl) break; case WL1271_SCAN_STATE_5GHZ_PASSIVE: - ret = wl1271_scan_send(wl, IEEE80211_BAND_5GHZ, true, - wl->conf.tx.basic_rate_5); + band = IEEE80211_BAND_5GHZ; + rate = wl1271_tx_min_rate_get(wl, wl->bitrate_masks[band]); + ret = wl1271_scan_send(wl, band, true, rate); if (ret == WL1271_NOTHING_TO_SCAN) { wl->scan.state = WL1271_SCAN_STATE_DONE; wl1271_scan_stm(wl); @@ -328,12 +351,39 @@ int wl1271_scan(struct wl1271 *wl, const u8 *ssid, size_t ssid_len, return 0; } +int wl1271_scan_stop(struct wl1271 *wl) +{ + struct wl1271_cmd_header *cmd = NULL; + int ret = 0; + + if (WARN_ON(wl->scan.state == WL1271_SCAN_STATE_IDLE)) + return -EINVAL; + + wl1271_debug(DEBUG_CMD, "cmd scan stop"); + + cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); + if (!cmd) { + ret = -ENOMEM; + goto out; + } + + ret = wl1271_cmd_send(wl, CMD_STOP_SCAN, cmd, + sizeof(*cmd), 0); + if (ret < 0) { + wl1271_error("cmd stop_scan failed"); + goto out; + } +out: + kfree(cmd); + return ret; +} + static int wl1271_scan_get_sched_scan_channels(struct wl1271 *wl, struct cfg80211_sched_scan_request *req, struct conn_scan_ch_params *channels, u32 band, bool radar, bool passive, - int start) + int start, int max_channels) { struct conf_sched_scan_settings *c = &wl->conf.sched_scan; int i, j; @@ -341,7 +391,7 @@ wl1271_scan_get_sched_scan_channels(struct wl1271 *wl, bool force_passive = !req->n_ssids; for (i = 0, j = start; - i < req->n_channels && j < MAX_CHANNELS_ALL_BANDS; + i < req->n_channels && j < max_channels; i++) { flags = req->channels[i]->flags; @@ -387,46 +437,42 @@ wl1271_scan_get_sched_scan_channels(struct wl1271 *wl, return j - start; } -static int +static bool wl1271_scan_sched_scan_channels(struct wl1271 *wl, struct cfg80211_sched_scan_request *req, struct wl1271_cmd_sched_scan_config *cfg) { - int idx = 0; - cfg->passive[0] = - wl1271_scan_get_sched_scan_channels(wl, req, cfg->channels, + wl1271_scan_get_sched_scan_channels(wl, req, cfg->channels_2, IEEE80211_BAND_2GHZ, - false, true, idx); - idx += cfg->passive[0]; - + false, true, 0, + MAX_CHANNELS_2GHZ); cfg->active[0] = - wl1271_scan_get_sched_scan_channels(wl, req, cfg->channels, + wl1271_scan_get_sched_scan_channels(wl, req, cfg->channels_2, IEEE80211_BAND_2GHZ, - false, false, idx); - /* - * 5GHz channels always start at position 14, not immediately - * after the last 2.4GHz channel - */ - idx = 14; - + false, false, + cfg->passive[0], + MAX_CHANNELS_2GHZ); cfg->passive[1] = - wl1271_scan_get_sched_scan_channels(wl, req, cfg->channels, + wl1271_scan_get_sched_scan_channels(wl, req, cfg->channels_5, IEEE80211_BAND_5GHZ, - false, true, idx); - idx += cfg->passive[1]; - + false, true, 0, + MAX_CHANNELS_5GHZ); cfg->dfs = - wl1271_scan_get_sched_scan_channels(wl, req, cfg->channels, + wl1271_scan_get_sched_scan_channels(wl, req, cfg->channels_5, IEEE80211_BAND_5GHZ, - true, true, idx); - idx += cfg->dfs; - + true, true, + cfg->passive[1], + MAX_CHANNELS_5GHZ); cfg->active[1] = - wl1271_scan_get_sched_scan_channels(wl, req, cfg->channels, + wl1271_scan_get_sched_scan_channels(wl, req, cfg->channels_5, IEEE80211_BAND_5GHZ, - false, false, idx); - idx += cfg->active[1]; + false, false, + cfg->passive[1] + cfg->dfs, + MAX_CHANNELS_5GHZ); + /* 802.11j channels are not supported yet */ + cfg->passive[2] = 0; + cfg->active[2] = 0; wl1271_debug(DEBUG_SCAN, " 2.4GHz: active %d passive %d", cfg->active[0], cfg->passive[0]); @@ -434,7 +480,108 @@ wl1271_scan_sched_scan_channels(struct wl1271 *wl, cfg->active[1], cfg->passive[1]); wl1271_debug(DEBUG_SCAN, " DFS: %d", cfg->dfs); - return idx; + return cfg->passive[0] || cfg->active[0] || + cfg->passive[1] || cfg->active[1] || cfg->dfs || + cfg->passive[2] || cfg->active[2]; +} + +/* Returns the scan type to be used or a negative value on error */ +static int +wl12xx_scan_sched_scan_ssid_list(struct wl1271 *wl, + struct cfg80211_sched_scan_request *req) +{ + struct wl1271_cmd_sched_scan_ssid_list *cmd = NULL; + struct cfg80211_match_set *sets = req->match_sets; + struct cfg80211_ssid *ssids = req->ssids; + int ret = 0, type, i, j, n_match_ssids = 0; + + wl1271_debug(DEBUG_CMD, "cmd sched scan ssid list"); + + /* count the match sets that contain SSIDs */ + for (i = 0; i < req->n_match_sets; i++) + if (sets[i].ssid.ssid_len > 0) + n_match_ssids++; + + /* No filter, no ssids or only bcast ssid */ + if (!n_match_ssids && + (!req->n_ssids || + (req->n_ssids == 1 && req->ssids[0].ssid_len == 0))) { + type = SCAN_SSID_FILTER_ANY; + goto out; + } + + cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); + if (!cmd) { + ret = -ENOMEM; + goto out; + } + + if (!n_match_ssids) { + /* No filter, with ssids */ + type = SCAN_SSID_FILTER_DISABLED; + + for (i = 0; i < req->n_ssids; i++) { + cmd->ssids[cmd->n_ssids].type = (ssids[i].ssid_len) ? + SCAN_SSID_TYPE_HIDDEN : SCAN_SSID_TYPE_PUBLIC; + cmd->ssids[cmd->n_ssids].len = ssids[i].ssid_len; + memcpy(cmd->ssids[cmd->n_ssids].ssid, ssids[i].ssid, + ssids[i].ssid_len); + cmd->n_ssids++; + } + } else { + type = SCAN_SSID_FILTER_LIST; + + /* Add all SSIDs from the filters */ + for (i = 0; i < req->n_match_sets; i++) { + /* ignore sets without SSIDs */ + if (!sets[i].ssid.ssid_len) + continue; + + cmd->ssids[cmd->n_ssids].type = SCAN_SSID_TYPE_PUBLIC; + cmd->ssids[cmd->n_ssids].len = sets[i].ssid.ssid_len; + memcpy(cmd->ssids[cmd->n_ssids].ssid, + sets[i].ssid.ssid, sets[i].ssid.ssid_len); + cmd->n_ssids++; + } + if ((req->n_ssids > 1) || + (req->n_ssids == 1 && req->ssids[0].ssid_len > 0)) { + /* + * Mark all the SSIDs passed in the SSID list as HIDDEN, + * so they're used in probe requests. + */ + for (i = 0; i < req->n_ssids; i++) { + for (j = 0; j < cmd->n_ssids; j++) + if (!memcmp(req->ssids[i].ssid, + cmd->ssids[j].ssid, + req->ssids[i].ssid_len)) { + cmd->ssids[j].type = + SCAN_SSID_TYPE_HIDDEN; + break; + } + /* Fail if SSID isn't present in the filters */ + if (j == cmd->n_ssids) { + ret = -EINVAL; + goto out_free; + } + } + } + } + + wl1271_dump(DEBUG_SCAN, "SSID_LIST: ", cmd, sizeof(*cmd)); + + ret = wl1271_cmd_send(wl, CMD_CONNECTION_SCAN_SSID_CFG, cmd, + sizeof(*cmd), 0); + if (ret < 0) { + wl1271_error("cmd sched scan ssid list failed"); + goto out_free; + } + +out_free: + kfree(cmd); +out: + if (ret < 0) + return ret; + return type; } int wl1271_scan_sched_scan_config(struct wl1271 *wl, @@ -443,7 +590,7 @@ int wl1271_scan_sched_scan_config(struct wl1271 *wl, { struct wl1271_cmd_sched_scan_config *cfg = NULL; struct conf_sched_scan_settings *c = &wl->conf.sched_scan; - int i, total_channels, ret; + int i, ret; bool force_passive = !req->n_ssids; wl1271_debug(DEBUG_CMD, "cmd sched_scan scan config"); @@ -468,18 +615,16 @@ int wl1271_scan_sched_scan_config(struct wl1271 *wl, for (i = 0; i < SCAN_MAX_CYCLE_INTERVALS; i++) cfg->intervals[i] = cpu_to_le32(req->interval); - if (!force_passive && req->ssids[0].ssid_len && req->ssids[0].ssid) { - cfg->filter_type = SCAN_SSID_FILTER_SPECIFIC; - cfg->ssid_len = req->ssids[0].ssid_len; - memcpy(cfg->ssid, req->ssids[0].ssid, - req->ssids[0].ssid_len); - } else { - cfg->filter_type = SCAN_SSID_FILTER_ANY; - cfg->ssid_len = 0; - } + cfg->ssid_len = 0; + ret = wl12xx_scan_sched_scan_ssid_list(wl, req); + if (ret < 0) + goto out; + + cfg->filter_type = ret; + + wl1271_debug(DEBUG_SCAN, "filter_type = %d", cfg->filter_type); - total_channels = wl1271_scan_sched_scan_channels(wl, req, cfg); - if (total_channels == 0) { + if (!wl1271_scan_sched_scan_channels(wl, req, cfg)) { wl1271_error("scan channel list is empty"); ret = -EINVAL; goto out; diff --git a/drivers/net/wireless/wl12xx/scan.h b/drivers/net/wireless/wl12xx/scan.h index a0b6c5d..9211515 100644 --- a/drivers/net/wireless/wl12xx/scan.h +++ b/drivers/net/wireless/wl12xx/scan.h @@ -28,6 +28,7 @@ int wl1271_scan(struct wl1271 *wl, const u8 *ssid, size_t ssid_len, struct cfg80211_scan_request *req); +int wl1271_scan_stop(struct wl1271 *wl); int wl1271_scan_build_probe_req(struct wl1271 *wl, const u8 *ssid, size_t ssid_len, const u8 *ie, size_t ie_len, u8 band); @@ -45,7 +46,10 @@ void wl1271_scan_sched_scan_results(struct wl1271 *wl); #define WL1271_SCAN_CURRENT_TX_PWR 0 #define WL1271_SCAN_OPT_ACTIVE 0 #define WL1271_SCAN_OPT_PASSIVE 1 +#define WL1271_SCAN_OPT_TRIGGERED_SCAN 2 #define WL1271_SCAN_OPT_PRIORITY_HIGH 4 +/* scan even if we fail to enter psm */ +#define WL1271_SCAN_OPT_FORCE 8 #define WL1271_SCAN_BAND_2_4_GHZ 0 #define WL1271_SCAN_BAND_5_GHZ 1 @@ -61,27 +65,27 @@ enum { }; struct basic_scan_params { - __le32 rx_config_options; - __le32 rx_filter_options; /* Scan option flags (WL1271_SCAN_OPT_*) */ __le16 scan_options; + u8 role_id; /* Number of scan channels in the list (maximum 30) */ u8 n_ch; /* This field indicates the number of probe requests to send per channel for an active scan */ u8 n_probe_reqs; - /* Rate bit field for sending the probes */ - __le32 tx_rate; u8 tid_trigger; u8 ssid_len; - /* in order to align */ - u8 padding1[2]; - u8 ssid[IW_ESSID_MAX_SIZE]; + u8 use_ssid_list; + + /* Rate bit field for sending the probes */ + __le32 tx_rate; + + u8 ssid[IEEE80211_MAX_SSID_LEN]; /* Band to scan */ u8 band; - u8 use_ssid_list; + u8 scan_tag; - u8 padding2; + u8 padding2[2]; } __packed; struct basic_scan_channel_params { @@ -104,6 +108,10 @@ struct wl1271_cmd_scan { struct basic_scan_params params; struct basic_scan_channel_params channels[WL1271_SCAN_MAX_CHANNELS]; + + /* src mac address */ + u8 addr[ETH_ALEN]; + u8 padding[2]; } __packed; struct wl1271_cmd_trigger_scan_to { @@ -112,19 +120,14 @@ struct wl1271_cmd_trigger_scan_to { __le32 timeout; } __packed; -#define MAX_CHANNELS_ALL_BANDS 41 +#define MAX_CHANNELS_2GHZ 14 +#define MAX_CHANNELS_5GHZ 23 +#define MAX_CHANNELS_4GHZ 4 + #define SCAN_MAX_CYCLE_INTERVALS 16 #define SCAN_MAX_BANDS 3 enum { - SCAN_CHANNEL_TYPE_2GHZ_PASSIVE, - SCAN_CHANNEL_TYPE_2GHZ_ACTIVE, - SCAN_CHANNEL_TYPE_5GHZ_PASSIVE, - SCAN_CHANNEL_TYPE_5GHZ_ACTIVE, - SCAN_CHANNEL_TYPE_5GHZ_DFS, -}; - -enum { SCAN_SSID_FILTER_ANY = 0, SCAN_SSID_FILTER_SPECIFIC = 1, SCAN_SSID_FILTER_LIST = 2, @@ -171,7 +174,7 @@ struct wl1271_cmd_sched_scan_config { u8 filter_type; u8 ssid_len; /* For SCAN_SSID_FILTER_SPECIFIC */ - u8 ssid[IW_ESSID_MAX_SIZE]; + u8 ssid[IEEE80211_MAX_SSID_LEN]; u8 n_probe_reqs; /* Number of probes requests per channel */ @@ -182,11 +185,13 @@ struct wl1271_cmd_sched_scan_config { u8 padding[3]; - struct conn_scan_ch_params channels[MAX_CHANNELS_ALL_BANDS]; + struct conn_scan_ch_params channels_2[MAX_CHANNELS_2GHZ]; + struct conn_scan_ch_params channels_5[MAX_CHANNELS_5GHZ]; + struct conn_scan_ch_params channels_4[MAX_CHANNELS_4GHZ]; } __packed; -#define SCHED_SCAN_MAX_SSIDS 8 +#define SCHED_SCAN_MAX_SSIDS 16 enum { SCAN_SSID_TYPE_PUBLIC = 0, @@ -196,7 +201,7 @@ enum { struct wl1271_ssid { u8 type; u8 len; - u8 ssid[IW_ESSID_MAX_SIZE]; + u8 ssid[IEEE80211_MAX_SSID_LEN]; /* u8 padding[2]; */ } __packed; diff --git a/drivers/net/wireless/wl12xx/sdio.c b/drivers/net/wireless/wl12xx/sdio.c index 536e506..516a898 100644 --- a/drivers/net/wireless/wl12xx/sdio.c +++ b/drivers/net/wireless/wl12xx/sdio.c @@ -23,7 +23,6 @@ #include <linux/irq.h> #include <linux/module.h> -#include <linux/crc7.h> #include <linux/vmalloc.h> #include <linux/mmc/sdio_func.h> #include <linux/mmc/sdio_ids.h> @@ -45,7 +44,7 @@ #define SDIO_DEVICE_ID_TI_WL1271 0x4076 #endif -static const struct sdio_device_id wl1271_devices[] = { +static const struct sdio_device_id wl1271_devices[] __devinitconst = { { SDIO_DEVICE(SDIO_VENDOR_ID_TI, SDIO_DEVICE_ID_TI_WL1271) }, {} }; @@ -107,14 +106,6 @@ static void wl1271_sdio_enable_interrupts(struct wl1271 *wl) enable_irq(wl->irq); } -static void wl1271_sdio_reset(struct wl1271 *wl) -{ -} - -static void wl1271_sdio_init(struct wl1271 *wl) -{ -} - static void wl1271_sdio_raw_read(struct wl1271 *wl, int addr, void *buf, size_t len, bool fixed) { @@ -170,15 +161,17 @@ static int wl1271_sdio_power_on(struct wl1271 *wl) struct sdio_func *func = wl_to_func(wl); int ret; - /* Make sure the card will not be powered off by runtime PM */ - ret = pm_runtime_get_sync(&func->dev); - if (ret < 0) - goto out; - - /* Runtime PM might be disabled, so power up the card manually */ - ret = mmc_power_restore_host(func->card->host); - if (ret < 0) - goto out; + /* If enabled, tell runtime PM not to power off the card */ + if (pm_runtime_enabled(&func->dev)) { + ret = pm_runtime_get_sync(&func->dev); + if (ret < 0) + goto out; + } else { + /* Runtime PM is disabled: power up the card manually */ + ret = mmc_power_restore_host(func->card->host); + if (ret < 0) + goto out; + } sdio_claim_host(func); sdio_enable_func(func); @@ -195,13 +188,16 @@ static int wl1271_sdio_power_off(struct wl1271 *wl) sdio_disable_func(func); sdio_release_host(func); - /* Runtime PM might be disabled, so power off the card manually */ + /* Power off the card manually, even if runtime PM is enabled. */ ret = mmc_power_save_host(func->card->host); if (ret < 0) return ret; - /* Let runtime PM know the card is powered off */ - return pm_runtime_put_sync(&func->dev); + /* If enabled, let runtime PM know the card is powered off */ + if (pm_runtime_enabled(&func->dev)) + ret = pm_runtime_put_sync(&func->dev); + + return ret; } static int wl1271_sdio_set_power(struct wl1271 *wl, bool enable) @@ -215,8 +211,6 @@ static int wl1271_sdio_set_power(struct wl1271 *wl, bool enable) static struct wl1271_if_operations sdio_ops = { .read = wl1271_sdio_raw_read, .write = wl1271_sdio_raw_write, - .reset = wl1271_sdio_reset, - .init = wl1271_sdio_init, .power = wl1271_sdio_set_power, .dev = wl1271_sdio_wl_to_dev, .enable_irq = wl1271_sdio_enable_interrupts, @@ -278,17 +272,19 @@ static int __devinit wl1271_probe(struct sdio_func *func, goto out_free; } - enable_irq_wake(wl->irq); - device_init_wakeup(wl1271_sdio_wl_to_dev(wl), 1); + ret = enable_irq_wake(wl->irq); + if (!ret) { + wl->irq_wake_enabled = true; + device_init_wakeup(wl1271_sdio_wl_to_dev(wl), 1); - disable_irq(wl->irq); - - /* if sdio can keep power while host is suspended, enable wow */ - mmcflags = sdio_get_host_pm_caps(func); - wl1271_debug(DEBUG_SDIO, "sdio PM caps = 0x%x", mmcflags); + /* if sdio can keep power while host is suspended, enable wow */ + mmcflags = sdio_get_host_pm_caps(func); + wl1271_debug(DEBUG_SDIO, "sdio PM caps = 0x%x", mmcflags); - if (mmcflags & MMC_PM_KEEP_POWER) - hw->wiphy->wowlan.flags = WIPHY_WOWLAN_ANY; + if (mmcflags & MMC_PM_KEEP_POWER) + hw->wiphy->wowlan.flags = WIPHY_WOWLAN_ANY; + } + disable_irq(wl->irq); ret = wl1271_init_ieee80211(wl); if (ret) @@ -303,8 +299,6 @@ static int __devinit wl1271_probe(struct sdio_func *func, /* Tell PM core that we don't need the card to be powered now */ pm_runtime_put_noidle(&func->dev); - wl1271_notice("initialized"); - return 0; out_irq: @@ -324,8 +318,10 @@ static void __devexit wl1271_remove(struct sdio_func *func) pm_runtime_get_noresume(&func->dev); wl1271_unregister_hw(wl); - device_init_wakeup(wl1271_sdio_wl_to_dev(wl), 0); - disable_irq_wake(wl->irq); + if (wl->irq_wake_enabled) { + device_init_wakeup(wl1271_sdio_wl_to_dev(wl), 0); + disable_irq_wake(wl->irq); + } free_irq(wl->irq, wl); wl1271_free_hw(wl); } @@ -402,23 +398,12 @@ static struct sdio_driver wl1271_sdio_driver = { static int __init wl1271_init(void) { - int ret; - - ret = sdio_register_driver(&wl1271_sdio_driver); - if (ret < 0) { - wl1271_error("failed to register sdio driver: %d", ret); - goto out; - } - -out: - return ret; + return sdio_register_driver(&wl1271_sdio_driver); } static void __exit wl1271_exit(void) { sdio_unregister_driver(&wl1271_sdio_driver); - - wl1271_notice("unloaded"); } module_init(wl1271_init); @@ -427,7 +412,5 @@ module_exit(wl1271_exit); MODULE_LICENSE("GPL"); MODULE_AUTHOR("Luciano Coelho <coelho@ti.com>"); MODULE_AUTHOR("Juuso Oikarinen <juuso.oikarinen@nokia.com>"); -MODULE_FIRMWARE(WL1271_FW_NAME); +MODULE_FIRMWARE(WL127X_FW_NAME); MODULE_FIRMWARE(WL128X_FW_NAME); -MODULE_FIRMWARE(WL127X_AP_FW_NAME); -MODULE_FIRMWARE(WL128X_AP_FW_NAME); diff --git a/drivers/net/wireless/wl12xx/sdio_test.c b/drivers/net/wireless/wl12xx/sdio_test.c index f289153..f25d5d9 100644 --- a/drivers/net/wireless/wl12xx/sdio_test.c +++ b/drivers/net/wireless/wl12xx/sdio_test.c @@ -30,6 +30,7 @@ #include <linux/mmc/sdio_func.h> #include <linux/mmc/sdio_ids.h> #include <linux/mmc/card.h> +#include <linux/mmc/host.h> #include <linux/gpio.h> #include <linux/wl12xx.h> #include <linux/kthread.h> @@ -142,14 +143,23 @@ static int wl1271_sdio_set_power(struct wl1271 *wl, bool enable) ret = pm_runtime_get_sync(&func->dev); if (ret < 0) goto out; + + /* Runtime PM might be disabled, power up the card manually */ + ret = mmc_power_restore_host(func->card->host); + if (ret < 0) + goto out; + sdio_claim_host(func); sdio_enable_func(func); - sdio_release_host(func); } else { - sdio_claim_host(func); sdio_disable_func(func); sdio_release_host(func); + /* Runtime PM might be disabled, power off the card manually */ + ret = mmc_power_save_host(func->card->host); + if (ret < 0) + goto out; + /* Power down the card */ ret = pm_runtime_put_sync(&func->dev); } @@ -193,7 +203,7 @@ static int wl1271_fetch_firmware(struct wl1271 *wl) ret = request_firmware(&fw, WL128X_FW_NAME, wl1271_wl_to_dev(wl)); else - ret = request_firmware(&fw, WL1271_FW_NAME, + ret = request_firmware(&fw, WL127X_FW_NAME, wl1271_wl_to_dev(wl)); if (ret < 0) { @@ -433,7 +443,6 @@ static int __devinit wl1271_probe(struct sdio_func *func, sdio_set_drvdata(func, wl_test); - /* power up the device */ ret = wl1271_chip_wakeup(wl); if (ret) { diff --git a/drivers/net/wireless/wl12xx/spi.c b/drivers/net/wireless/wl12xx/spi.c index 51662bb..0f97186 100644 --- a/drivers/net/wireless/wl12xx/spi.c +++ b/drivers/net/wireless/wl12xx/spi.c @@ -21,6 +21,7 @@ * */ +#include <linux/interrupt.h> #include <linux/irq.h> #include <linux/module.h> #include <linux/crc7.h> @@ -435,8 +436,6 @@ static int __devinit wl1271_probe(struct spi_device *spi) if (ret) goto out_irq; - wl1271_notice("initialized"); - return 0; out_irq: @@ -473,23 +472,12 @@ static struct spi_driver wl1271_spi_driver = { static int __init wl1271_init(void) { - int ret; - - ret = spi_register_driver(&wl1271_spi_driver); - if (ret < 0) { - wl1271_error("failed to register spi driver: %d", ret); - goto out; - } - -out: - return ret; + return spi_register_driver(&wl1271_spi_driver); } static void __exit wl1271_exit(void) { spi_unregister_driver(&wl1271_spi_driver); - - wl1271_notice("unloaded"); } module_init(wl1271_init); @@ -498,8 +486,6 @@ module_exit(wl1271_exit); MODULE_LICENSE("GPL"); MODULE_AUTHOR("Luciano Coelho <coelho@ti.com>"); MODULE_AUTHOR("Juuso Oikarinen <juuso.oikarinen@nokia.com>"); -MODULE_FIRMWARE(WL1271_FW_NAME); +MODULE_FIRMWARE(WL127X_FW_NAME); MODULE_FIRMWARE(WL128X_FW_NAME); -MODULE_FIRMWARE(WL127X_AP_FW_NAME); -MODULE_FIRMWARE(WL128X_AP_FW_NAME); MODULE_ALIAS("spi:wl1271"); diff --git a/drivers/net/wireless/wl12xx/testmode.c b/drivers/net/wireless/wl12xx/testmode.c index da351d7..abfb120 100644 --- a/drivers/net/wireless/wl12xx/testmode.c +++ b/drivers/net/wireless/wl12xx/testmode.c @@ -36,7 +36,7 @@ enum wl1271_tm_commands { WL1271_TM_CMD_TEST, WL1271_TM_CMD_INTERROGATE, WL1271_TM_CMD_CONFIGURE, - WL1271_TM_CMD_NVS_PUSH, + WL1271_TM_CMD_NVS_PUSH, /* Not in use. Keep to not break ABI */ WL1271_TM_CMD_SET_PLT_MODE, WL1271_TM_CMD_RECOVER, @@ -139,12 +139,15 @@ static int wl1271_tm_cmd_interrogate(struct wl1271 *wl, struct nlattr *tb[]) if (ret < 0) { wl1271_warning("testmode cmd interrogate failed: %d", ret); + kfree(cmd); return ret; } skb = cfg80211_testmode_alloc_reply_skb(wl->hw->wiphy, sizeof(*cmd)); - if (!skb) + if (!skb) { + kfree(cmd); return -ENOMEM; + } NLA_PUT(skb, WL1271_TM_ATTR_DATA, sizeof(*cmd), cmd); @@ -187,48 +190,6 @@ static int wl1271_tm_cmd_configure(struct wl1271 *wl, struct nlattr *tb[]) return 0; } -static int wl1271_tm_cmd_nvs_push(struct wl1271 *wl, struct nlattr *tb[]) -{ - int ret = 0; - size_t len; - void *buf; - - wl1271_debug(DEBUG_TESTMODE, "testmode cmd nvs push"); - - if (!tb[WL1271_TM_ATTR_DATA]) - return -EINVAL; - - buf = nla_data(tb[WL1271_TM_ATTR_DATA]); - len = nla_len(tb[WL1271_TM_ATTR_DATA]); - - mutex_lock(&wl->mutex); - - kfree(wl->nvs); - - if ((wl->chip.id == CHIP_ID_1283_PG20) && - (len != sizeof(struct wl128x_nvs_file))) - return -EINVAL; - else if (len != sizeof(struct wl1271_nvs_file)) - return -EINVAL; - - wl->nvs = kzalloc(len, GFP_KERNEL); - if (!wl->nvs) { - wl1271_error("could not allocate memory for the nvs file"); - ret = -ENOMEM; - goto out; - } - - memcpy(wl->nvs, buf, len); - wl->nvs_len = len; - - wl1271_debug(DEBUG_TESTMODE, "testmode pushed nvs"); - -out: - mutex_unlock(&wl->mutex); - - return ret; -} - static int wl1271_tm_cmd_set_plt_mode(struct wl1271 *wl, struct nlattr *tb[]) { u32 val; @@ -260,7 +221,7 @@ static int wl1271_tm_cmd_recover(struct wl1271 *wl, struct nlattr *tb[]) { wl1271_debug(DEBUG_TESTMODE, "testmode cmd recover"); - ieee80211_queue_work(wl->hw, &wl->recovery_work); + wl12xx_queue_recovery_work(wl); return 0; } @@ -285,8 +246,6 @@ int wl1271_tm_cmd(struct ieee80211_hw *hw, void *data, int len) return wl1271_tm_cmd_interrogate(wl, tb); case WL1271_TM_CMD_CONFIGURE: return wl1271_tm_cmd_configure(wl, tb); - case WL1271_TM_CMD_NVS_PUSH: - return wl1271_tm_cmd_nvs_push(wl, tb); case WL1271_TM_CMD_SET_PLT_MODE: return wl1271_tm_cmd_set_plt_mode(wl, tb); case WL1271_TM_CMD_RECOVER: diff --git a/drivers/net/wireless/wl12xx/tx.c b/drivers/net/wireless/wl12xx/tx.c index ca3ab1c..bad9e29 100644 --- a/drivers/net/wireless/wl12xx/tx.c +++ b/drivers/net/wireless/wl12xx/tx.c @@ -30,6 +30,7 @@ #include "reg.h" #include "ps.h" #include "tx.h" +#include "event.h" static int wl1271_set_default_wep_key(struct wl1271 *wl, u8 id) { @@ -37,9 +38,10 @@ static int wl1271_set_default_wep_key(struct wl1271 *wl, u8 id) bool is_ap = (wl->bss_type == BSS_TYPE_AP_BSS); if (is_ap) - ret = wl1271_cmd_set_ap_default_wep_key(wl, id); + ret = wl12xx_cmd_set_default_wep_key(wl, id, + wl->ap_bcast_hlid); else - ret = wl1271_cmd_set_sta_default_wep_key(wl, id); + ret = wl12xx_cmd_set_default_wep_key(wl, id, wl->sta_hlid); if (ret < 0) return ret; @@ -77,9 +79,9 @@ static int wl1271_tx_update_filters(struct wl1271 *wl, struct sk_buff *skb) { struct ieee80211_hdr *hdr; + int ret; - hdr = (struct ieee80211_hdr *)(skb->data + - sizeof(struct wl1271_tx_hw_descr)); + hdr = (struct ieee80211_hdr *)skb->data; /* * stop bssid-based filtering before transmitting authentication @@ -90,9 +92,19 @@ static int wl1271_tx_update_filters(struct wl1271 *wl, if (!ieee80211_is_auth(hdr->frame_control)) return 0; - wl1271_configure_filters(wl, FIF_OTHER_BSS); + if (wl->dev_hlid != WL12XX_INVALID_LINK_ID) + goto out; + + wl1271_debug(DEBUG_CMD, "starting device role for roaming"); + ret = wl12xx_cmd_role_start_dev(wl); + if (ret < 0) + goto out; - return wl1271_acx_rx_config(wl, wl->rx_config, wl->rx_filter); + ret = wl12xx_roc(wl, wl->dev_role_id); + if (ret < 0) + goto out; +out: + return 0; } static void wl1271_tx_ap_update_inconnection_sta(struct wl1271 *wl, @@ -113,25 +125,36 @@ static void wl1271_tx_ap_update_inconnection_sta(struct wl1271 *wl, static void wl1271_tx_regulate_link(struct wl1271 *wl, u8 hlid) { - bool fw_ps; - u8 tx_blks; + bool fw_ps, single_sta; + u8 tx_pkts; /* only regulate station links */ if (hlid < WL1271_AP_STA_HLID_START) return; + if (WARN_ON(!wl1271_is_active_sta(wl, hlid))) + return; + fw_ps = test_bit(hlid, (unsigned long *)&wl->ap_fw_ps_map); - tx_blks = wl->links[hlid].allocated_blks; + tx_pkts = wl->links[hlid].allocated_pkts; + single_sta = (wl->active_sta_count == 1); /* * if in FW PS and there is enough data in FW we can put the link * into high-level PS and clean out its TX queues. + * Make an exception if this is the only connected station. In this + * case FW-memory congestion is not a problem. */ - if (fw_ps && tx_blks >= WL1271_PS_STA_MAX_BLOCKS) + if (!single_sta && fw_ps && tx_pkts >= WL1271_PS_STA_MAX_PACKETS) wl1271_ps_link_start(wl, hlid, true); } -u8 wl1271_tx_get_hlid(struct sk_buff *skb) +bool wl12xx_is_dummy_packet(struct wl1271 *wl, struct sk_buff *skb) +{ + return wl->dummy_packet == skb; +} + +u8 wl12xx_tx_get_hlid_ap(struct wl1271 *wl, struct sk_buff *skb) { struct ieee80211_tx_info *control = IEEE80211_SKB_CB(skb); @@ -144,14 +167,38 @@ u8 wl1271_tx_get_hlid(struct sk_buff *skb) } else { struct ieee80211_hdr *hdr; + if (!test_bit(WL1271_FLAG_AP_STARTED, &wl->flags)) + return wl->system_hlid; + hdr = (struct ieee80211_hdr *)skb->data; if (ieee80211_is_mgmt(hdr->frame_control)) - return WL1271_AP_GLOBAL_HLID; + return wl->ap_global_hlid; else - return WL1271_AP_BROADCAST_HLID; + return wl->ap_bcast_hlid; } } +static u8 wl1271_tx_get_hlid(struct wl1271 *wl, struct sk_buff *skb) +{ + struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)skb->data; + + if (wl12xx_is_dummy_packet(wl, skb)) + return wl->system_hlid; + + if (wl->bss_type == BSS_TYPE_AP_BSS) + return wl12xx_tx_get_hlid_ap(wl, skb); + + wl1271_tx_update_filters(wl, skb); + + if ((test_bit(WL1271_FLAG_STA_ASSOCIATED, &wl->flags) || + test_bit(WL1271_FLAG_IBSS_JOINED, &wl->flags)) && + !ieee80211_is_auth(hdr->frame_control) && + !ieee80211_is_assoc_req(hdr->frame_control)) + return wl->sta_hlid; + else + return wl->dev_hlid; +} + static unsigned int wl12xx_calc_packet_alignment(struct wl1271 *wl, unsigned int packet_length) { @@ -168,13 +215,8 @@ static int wl1271_tx_allocate(struct wl1271 *wl, struct sk_buff *skb, u32 extra, u32 total_len = skb->len + sizeof(struct wl1271_tx_hw_descr) + extra; u32 len; u32 total_blocks; - int id, ret = -EBUSY; - u32 spare_blocks; - - if (unlikely(wl->quirks & WL12XX_QUIRK_USE_2_SPARE_BLOCKS)) - spare_blocks = 2; - else - spare_blocks = 1; + int id, ret = -EBUSY, ac; + u32 spare_blocks = wl->tx_spare_blocks; if (buf_offset + total_len > WL1271_AGGR_BUFFER_SIZE) return -EAGAIN; @@ -188,6 +230,10 @@ static int wl1271_tx_allocate(struct wl1271 *wl, struct sk_buff *skb, u32 extra, in the firmware */ len = wl12xx_calc_packet_alignment(wl, total_len); + /* in case of a dummy packet, use default amount of spare mem blocks */ + if (unlikely(wl12xx_is_dummy_packet(wl, skb))) + spare_blocks = TX_HW_BLOCK_SPARE_DEFAULT; + total_blocks = (len + TX_HW_BLOCK_SIZE - 1) / TX_HW_BLOCK_SIZE + spare_blocks; @@ -208,8 +254,12 @@ static int wl1271_tx_allocate(struct wl1271 *wl, struct sk_buff *skb, u32 extra, wl->tx_blocks_available -= total_blocks; wl->tx_allocated_blocks += total_blocks; - if (wl->bss_type == BSS_TYPE_AP_BSS) - wl->links[hlid].allocated_blks += total_blocks; + ac = wl1271_tx_get_queue(skb_get_queue_mapping(skb)); + wl->tx_allocated_pkts[ac]++; + + if (wl->bss_type == BSS_TYPE_AP_BSS && + hlid >= WL1271_AP_STA_HLID_START) + wl->links[hlid].allocated_pkts++; ret = 0; @@ -223,11 +273,6 @@ static int wl1271_tx_allocate(struct wl1271 *wl, struct sk_buff *skb, u32 extra, return ret; } -static bool wl12xx_is_dummy_packet(struct wl1271 *wl, struct sk_buff *skb) -{ - return wl->dummy_packet == skb; -} - static void wl1271_tx_fill_hdr(struct wl1271 *wl, struct sk_buff *skb, u32 extra, struct ieee80211_tx_info *control, u8 hlid) @@ -278,9 +323,9 @@ static void wl1271_tx_fill_hdr(struct wl1271 *wl, struct sk_buff *skb, wl->session_counter << TX_HW_ATTR_OFST_SESSION_COUNTER; } - if (wl->bss_type != BSS_TYPE_AP_BSS) { - desc->aid = hlid; + desc->hlid = hlid; + if (wl->bss_type != BSS_TYPE_AP_BSS) { /* if the packets are destined for AP (have a STA entry) send them with AP rate policies, otherwise use default basic rates */ @@ -289,18 +334,12 @@ static void wl1271_tx_fill_hdr(struct wl1271 *wl, struct sk_buff *skb, else rate_idx = ACX_TX_BASIC_RATE; } else { - desc->hlid = hlid; - switch (hlid) { - case WL1271_AP_GLOBAL_HLID: + if (hlid == wl->ap_global_hlid) rate_idx = ACX_TX_AP_MODE_MGMT_RATE; - break; - case WL1271_AP_BROADCAST_HLID: + else if (hlid == wl->ap_bcast_hlid) rate_idx = ACX_TX_AP_MODE_BCST_RATE; - break; - default: + else rate_idx = ac; - break; - } } tx_attr |= rate_idx << TX_HW_ATTR_OFST_RATE_POLICY; @@ -374,24 +413,23 @@ static int wl1271_prepare_tx_frame(struct wl1271 *wl, struct sk_buff *skb, } } - if (wl->bss_type == BSS_TYPE_AP_BSS) - hlid = wl1271_tx_get_hlid(skb); - else - hlid = TX_HW_DEFAULT_AID; + hlid = wl1271_tx_get_hlid(wl, skb); + if (hlid == WL12XX_INVALID_LINK_ID) { + wl1271_error("invalid hlid. dropping skb 0x%p", skb); + return -EINVAL; + } ret = wl1271_tx_allocate(wl, skb, extra, buf_offset, hlid); if (ret < 0) return ret; + wl1271_tx_fill_hdr(wl, skb, extra, info, hlid); + if (wl->bss_type == BSS_TYPE_AP_BSS) { wl1271_tx_ap_update_inconnection_sta(wl, skb); wl1271_tx_regulate_link(wl, hlid); - } else { - wl1271_tx_update_filters(wl, skb); } - wl1271_tx_fill_hdr(wl, skb, extra, info, hlid); - /* * The length of each packet is stored in terms of * words. Thus, we must pad the skb data to make sure its @@ -412,20 +450,20 @@ static int wl1271_prepare_tx_frame(struct wl1271 *wl, struct sk_buff *skb, return total_len; } -u32 wl1271_tx_enabled_rates_get(struct wl1271 *wl, u32 rate_set) +u32 wl1271_tx_enabled_rates_get(struct wl1271 *wl, u32 rate_set, + enum ieee80211_band rate_band) { struct ieee80211_supported_band *band; u32 enabled_rates = 0; int bit; - band = wl->hw->wiphy->bands[wl->band]; + band = wl->hw->wiphy->bands[rate_band]; for (bit = 0; bit < band->n_bitrates; bit++) { if (rate_set & 0x1) enabled_rates |= band->bitrates[bit].hw_value; rate_set >>= 1; } -#ifdef CONFIG_WL12XX_HT /* MCS rates indication are on bits 16 - 23 */ rate_set >>= HW_HT_RATES_OFFSET - band->n_bitrates; @@ -434,7 +472,6 @@ u32 wl1271_tx_enabled_rates_get(struct wl1271 *wl, u32 rate_set) enabled_rates |= (CONF_HW_BIT_RATE_MCS_0 << bit); rate_set >>= 1; } -#endif return enabled_rates; } @@ -442,37 +479,66 @@ u32 wl1271_tx_enabled_rates_get(struct wl1271 *wl, u32 rate_set) void wl1271_handle_tx_low_watermark(struct wl1271 *wl) { unsigned long flags; + int i; - if (test_bit(WL1271_FLAG_TX_QUEUE_STOPPED, &wl->flags) && - wl->tx_queue_count <= WL1271_TX_QUEUE_LOW_WATERMARK) { - /* firmware buffer has space, restart queues */ - spin_lock_irqsave(&wl->wl_lock, flags); - ieee80211_wake_queues(wl->hw); - clear_bit(WL1271_FLAG_TX_QUEUE_STOPPED, &wl->flags); - spin_unlock_irqrestore(&wl->wl_lock, flags); + for (i = 0; i < NUM_TX_QUEUES; i++) { + if (test_bit(i, &wl->stopped_queues_map) && + wl->tx_queue_count[i] <= WL1271_TX_QUEUE_LOW_WATERMARK) { + /* firmware buffer has space, restart queues */ + spin_lock_irqsave(&wl->wl_lock, flags); + ieee80211_wake_queue(wl->hw, + wl1271_tx_get_mac80211_queue(i)); + clear_bit(i, &wl->stopped_queues_map); + spin_unlock_irqrestore(&wl->wl_lock, flags); + } + } +} + +static struct sk_buff_head *wl1271_select_queue(struct wl1271 *wl, + struct sk_buff_head *queues) +{ + int i, q = -1, ac; + u32 min_pkts = 0xffffffff; + + /* + * Find a non-empty ac where: + * 1. There are packets to transmit + * 2. The FW has the least allocated blocks + * + * We prioritize the ACs according to VO>VI>BE>BK + */ + for (i = 0; i < NUM_TX_QUEUES; i++) { + ac = wl1271_tx_get_queue(i); + if (!skb_queue_empty(&queues[ac]) && + (wl->tx_allocated_pkts[ac] < min_pkts)) { + q = ac; + min_pkts = wl->tx_allocated_pkts[q]; + } } + + if (q == -1) + return NULL; + + return &queues[q]; } static struct sk_buff *wl1271_sta_skb_dequeue(struct wl1271 *wl) { struct sk_buff *skb = NULL; unsigned long flags; + struct sk_buff_head *queue; - skb = skb_dequeue(&wl->tx_queue[CONF_TX_AC_VO]); - if (skb) - goto out; - skb = skb_dequeue(&wl->tx_queue[CONF_TX_AC_VI]); - if (skb) - goto out; - skb = skb_dequeue(&wl->tx_queue[CONF_TX_AC_BE]); - if (skb) + queue = wl1271_select_queue(wl, wl->tx_queue); + if (!queue) goto out; - skb = skb_dequeue(&wl->tx_queue[CONF_TX_AC_BK]); + + skb = skb_dequeue(queue); out: if (skb) { + int q = wl1271_tx_get_queue(skb_get_queue_mapping(skb)); spin_lock_irqsave(&wl->wl_lock, flags); - wl->tx_queue_count--; + wl->tx_queue_count[q]--; spin_unlock_irqrestore(&wl->wl_lock, flags); } @@ -484,6 +550,7 @@ static struct sk_buff *wl1271_ap_skb_dequeue(struct wl1271 *wl) struct sk_buff *skb = NULL; unsigned long flags; int i, h, start_hlid; + struct sk_buff_head *queue; /* start from the link after the last one */ start_hlid = (wl->last_tx_hlid + 1) % AP_MAX_LINKS; @@ -492,25 +559,25 @@ static struct sk_buff *wl1271_ap_skb_dequeue(struct wl1271 *wl) for (i = 0; i < AP_MAX_LINKS; i++) { h = (start_hlid + i) % AP_MAX_LINKS; - skb = skb_dequeue(&wl->links[h].tx_queue[CONF_TX_AC_VO]); - if (skb) - goto out; - skb = skb_dequeue(&wl->links[h].tx_queue[CONF_TX_AC_VI]); - if (skb) - goto out; - skb = skb_dequeue(&wl->links[h].tx_queue[CONF_TX_AC_BE]); - if (skb) - goto out; - skb = skb_dequeue(&wl->links[h].tx_queue[CONF_TX_AC_BK]); + /* only consider connected stations */ + if (h >= WL1271_AP_STA_HLID_START && + !test_bit(h - WL1271_AP_STA_HLID_START, wl->ap_hlid_map)) + continue; + + queue = wl1271_select_queue(wl, wl->links[h].tx_queue); + if (!queue) + continue; + + skb = skb_dequeue(queue); if (skb) - goto out; + break; } -out: if (skb) { + int q = wl1271_tx_get_queue(skb_get_queue_mapping(skb)); wl->last_tx_hlid = h; spin_lock_irqsave(&wl->wl_lock, flags); - wl->tx_queue_count--; + wl->tx_queue_count[q]--; spin_unlock_irqrestore(&wl->wl_lock, flags); } else { wl->last_tx_hlid = 0; @@ -531,9 +598,12 @@ static struct sk_buff *wl1271_skb_dequeue(struct wl1271 *wl) if (!skb && test_and_clear_bit(WL1271_FLAG_DUMMY_PACKET_PENDING, &wl->flags)) { + int q; + skb = wl->dummy_packet; + q = wl1271_tx_get_queue(skb_get_queue_mapping(skb)); spin_lock_irqsave(&wl->wl_lock, flags); - wl->tx_queue_count--; + wl->tx_queue_count[q]--; spin_unlock_irqrestore(&wl->wl_lock, flags); } @@ -548,7 +618,7 @@ static void wl1271_skb_queue_head(struct wl1271 *wl, struct sk_buff *skb) if (wl12xx_is_dummy_packet(wl, skb)) { set_bit(WL1271_FLAG_DUMMY_PACKET_PENDING, &wl->flags); } else if (wl->bss_type == BSS_TYPE_AP_BSS) { - u8 hlid = wl1271_tx_get_hlid(skb); + u8 hlid = wl1271_tx_get_hlid(wl, skb); skb_queue_head(&wl->links[hlid].tx_queue[q], skb); /* make sure we dequeue the same packet next time */ @@ -558,21 +628,33 @@ static void wl1271_skb_queue_head(struct wl1271 *wl, struct sk_buff *skb) } spin_lock_irqsave(&wl->wl_lock, flags); - wl->tx_queue_count++; + wl->tx_queue_count[q]++; spin_unlock_irqrestore(&wl->wl_lock, flags); } +static bool wl1271_tx_is_data_present(struct sk_buff *skb) +{ + struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)(skb->data); + + return ieee80211_is_data_present(hdr->frame_control); +} + void wl1271_tx_work_locked(struct wl1271 *wl) { struct sk_buff *skb; u32 buf_offset = 0; bool sent_packets = false; + bool had_data = false; + bool is_ap = (wl->bss_type == BSS_TYPE_AP_BSS); int ret; if (unlikely(wl->state == WL1271_STATE_OFF)) return; while ((skb = wl1271_skb_dequeue(wl))) { + if (wl1271_tx_is_data_present(skb)) + had_data = true; + ret = wl1271_prepare_tx_frame(wl, skb, buf_offset); if (ret == -EAGAIN) { /* @@ -619,6 +701,19 @@ out_ack: wl1271_handle_tx_low_watermark(wl); } + if (!is_ap && wl->conf.rx_streaming.interval && had_data && + (wl->conf.rx_streaming.always || + test_bit(WL1271_FLAG_SOFT_GEMINI, &wl->flags))) { + u32 timeout = wl->conf.rx_streaming.duration; + + /* enable rx streaming */ + if (!test_bit(WL1271_FLAG_RX_STREAMING_STARTED, &wl->flags)) + ieee80211_queue_work(wl->hw, + &wl->rx_streaming_enable_work); + + mod_timer(&wl->rx_streaming_timer, + jiffies + msecs_to_jiffies(timeout)); + } } void wl1271_tx_work(struct work_struct *work) @@ -679,10 +774,24 @@ static void wl1271_tx_complete_packet(struct wl1271 *wl, wl->stats.retry_count += result->ack_failures; - /* update security sequence number */ - wl->tx_security_seq += (result->lsb_security_sequence_number - - wl->tx_security_last_seq); - wl->tx_security_last_seq = result->lsb_security_sequence_number; + /* + * update sequence number only when relevant, i.e. only in + * sessions of TKIP, AES and GEM (not in open or WEP sessions) + */ + if (info->control.hw_key && + (info->control.hw_key->cipher == WLAN_CIPHER_SUITE_TKIP || + info->control.hw_key->cipher == WLAN_CIPHER_SUITE_CCMP || + info->control.hw_key->cipher == WL1271_CIPHER_SUITE_GEM)) { + u8 fw_lsb = result->tx_security_sequence_number_lsb; + u8 cur_lsb = wl->tx_security_last_seq_lsb; + + /* + * update security sequence number, taking care of potential + * wrap-around + */ + wl->tx_security_seq += (fw_lsb - cur_lsb + 256) % 256; + wl->tx_security_last_seq_lsb = fw_lsb; + } /* remove private header from packet */ skb_pull(skb, sizeof(struct wl1271_tx_hw_descr)); @@ -702,7 +811,7 @@ static void wl1271_tx_complete_packet(struct wl1271 *wl, /* return the packet to the stack */ skb_queue_tail(&wl->deferred_tx_queue, skb); - ieee80211_queue_work(wl->hw, &wl->netstack_work); + queue_work(wl->freezable_wq, &wl->netstack_work); wl1271_free_tx_id(wl, result->id); } @@ -747,23 +856,30 @@ void wl1271_tx_complete(struct wl1271 *wl) void wl1271_tx_reset_link_queues(struct wl1271 *wl, u8 hlid) { struct sk_buff *skb; - int i, total = 0; + int i; unsigned long flags; struct ieee80211_tx_info *info; + int total[NUM_TX_QUEUES]; for (i = 0; i < NUM_TX_QUEUES; i++) { + total[i] = 0; while ((skb = skb_dequeue(&wl->links[hlid].tx_queue[i]))) { wl1271_debug(DEBUG_TX, "link freeing skb 0x%p", skb); - info = IEEE80211_SKB_CB(skb); - info->status.rates[0].idx = -1; - info->status.rates[0].count = 0; - ieee80211_tx_status(wl->hw, skb); - total++; + + if (!wl12xx_is_dummy_packet(wl, skb)) { + info = IEEE80211_SKB_CB(skb); + info->status.rates[0].idx = -1; + info->status.rates[0].count = 0; + ieee80211_tx_status_ni(wl->hw, skb); + } + + total[i]++; } } spin_lock_irqsave(&wl->wl_lock, flags); - wl->tx_queue_count -= total; + for (i = 0; i < NUM_TX_QUEUES; i++) + wl->tx_queue_count[i] -= total[i]; spin_unlock_irqrestore(&wl->wl_lock, flags); wl1271_handle_tx_low_watermark(wl); @@ -779,9 +895,10 @@ void wl1271_tx_reset(struct wl1271 *wl, bool reset_tx_queues) /* TX failure */ if (wl->bss_type == BSS_TYPE_AP_BSS) { for (i = 0; i < AP_MAX_LINKS; i++) { + wl1271_free_sta(wl, i); wl1271_tx_reset_link_queues(wl, i); - wl->links[i].allocated_blks = 0; - wl->links[i].prev_freed_blks = 0; + wl->links[i].allocated_pkts = 0; + wl->links[i].prev_freed_pkts = 0; } wl->last_tx_hlid = 0; @@ -795,13 +912,18 @@ void wl1271_tx_reset(struct wl1271 *wl, bool reset_tx_queues) info = IEEE80211_SKB_CB(skb); info->status.rates[0].idx = -1; info->status.rates[0].count = 0; - ieee80211_tx_status(wl->hw, skb); + ieee80211_tx_status_ni(wl->hw, skb); } } } + + wl->ba_rx_bitmap = 0; } - wl->tx_queue_count = 0; + for (i = 0; i < NUM_TX_QUEUES; i++) + wl->tx_queue_count[i] = 0; + + wl->stopped_queues_map = 0; /* * Make sure the driver is at a consistent state, in case this @@ -838,7 +960,7 @@ void wl1271_tx_reset(struct wl1271 *wl, bool reset_tx_queues) info->status.rates[0].idx = -1; info->status.rates[0].count = 0; - ieee80211_tx_status(wl->hw, skb); + ieee80211_tx_status_ni(wl->hw, skb); } } } @@ -854,8 +976,10 @@ void wl1271_tx_flush(struct wl1271 *wl) while (!time_after(jiffies, timeout)) { mutex_lock(&wl->mutex); wl1271_debug(DEBUG_TX, "flushing tx buffer: %d %d", - wl->tx_frames_cnt, wl->tx_queue_count); - if ((wl->tx_frames_cnt == 0) && (wl->tx_queue_count == 0)) { + wl->tx_frames_cnt, + wl1271_tx_total_queue_count(wl)); + if ((wl->tx_frames_cnt == 0) && + (wl1271_tx_total_queue_count(wl) == 0)) { mutex_unlock(&wl->mutex); return; } @@ -866,20 +990,10 @@ void wl1271_tx_flush(struct wl1271 *wl) wl1271_warning("Unable to flush all TX buffers, timed out."); } -u32 wl1271_tx_min_rate_get(struct wl1271 *wl) +u32 wl1271_tx_min_rate_get(struct wl1271 *wl, u32 rate_set) { - int i; - u32 rate = 0; - - if (!wl->basic_rate_set) { - WARN_ON(1); - wl->basic_rate_set = wl->conf.tx.basic_rate; - } - - for (i = 0; !rate; i++) { - if ((wl->basic_rate_set >> i) & 0x1) - rate = 1 << i; - } + if (WARN_ON(!rate_set)) + return 0; - return rate; + return BIT(__ffs(rate_set)); } diff --git a/drivers/net/wireless/wl12xx/tx.h b/drivers/net/wireless/wl12xx/tx.h index 832f925..dc4f09a 100644 --- a/drivers/net/wireless/wl12xx/tx.h +++ b/drivers/net/wireless/wl12xx/tx.h @@ -25,13 +25,11 @@ #ifndef __TX_H__ #define __TX_H__ +#define TX_HW_BLOCK_SPARE_DEFAULT 1 #define TX_HW_BLOCK_SIZE 252 #define TX_HW_MGMT_PKT_LIFETIME_TU 2000 #define TX_HW_AP_MODE_PKT_LIFETIME_TU 8000 -/* The chipset reference driver states, that the "aid" value 1 - * is for infra-BSS, but is still always used */ -#define TX_HW_DEFAULT_AID 1 #define TX_HW_ATTR_SAVE_RETRIES BIT(0) #define TX_HW_ATTR_HEADER_PAD BIT(1) @@ -116,12 +114,8 @@ struct wl1271_tx_hw_descr { u8 id; /* The packet TID value (as User-Priority) */ u8 tid; - union { - /* STA - Identifier of the remote STA in IBSS, 1 in infra-BSS */ - u8 aid; - /* AP - host link ID (HLID) */ - u8 hlid; - } __packed; + /* host link ID (HLID) */ + u8 hlid; u8 reserved; } __packed; @@ -133,7 +127,8 @@ enum wl1271_tx_hw_res_status { TX_TIMEOUT = 4, TX_KEY_NOT_FOUND = 5, TX_PEER_NOT_FOUND = 6, - TX_SESSION_MISMATCH = 7 + TX_SESSION_MISMATCH = 7, + TX_LINK_NOT_VALID = 8, }; struct wl1271_tx_hw_res_descr { @@ -150,7 +145,7 @@ struct wl1271_tx_hw_res_descr { (from 1st EDCA AIFS counter until TX Complete). */ __le32 medium_delay; /* LS-byte of last TKIP seq-num (saved per AC for recovery). */ - u8 lsb_security_sequence_number; + u8 tx_security_sequence_number_lsb; /* Retry count - number of transmissions without successful ACK.*/ u8 ack_failures; /* The rate that succeeded getting ACK @@ -182,16 +177,47 @@ static inline int wl1271_tx_get_queue(int queue) } } +static inline int wl1271_tx_get_mac80211_queue(int queue) +{ + switch (queue) { + case CONF_TX_AC_VO: + return 0; + case CONF_TX_AC_VI: + return 1; + case CONF_TX_AC_BE: + return 2; + case CONF_TX_AC_BK: + return 3; + default: + return 2; + } +} + +static inline int wl1271_tx_total_queue_count(struct wl1271 *wl) +{ + int i, count = 0; + + for (i = 0; i < NUM_TX_QUEUES; i++) + count += wl->tx_queue_count[i]; + + return count; +} + void wl1271_tx_work(struct work_struct *work); void wl1271_tx_work_locked(struct wl1271 *wl); void wl1271_tx_complete(struct wl1271 *wl); void wl1271_tx_reset(struct wl1271 *wl, bool reset_tx_queues); void wl1271_tx_flush(struct wl1271 *wl); u8 wl1271_rate_to_idx(int rate, enum ieee80211_band band); -u32 wl1271_tx_enabled_rates_get(struct wl1271 *wl, u32 rate_set); -u32 wl1271_tx_min_rate_get(struct wl1271 *wl); -u8 wl1271_tx_get_hlid(struct sk_buff *skb); +u32 wl1271_tx_enabled_rates_get(struct wl1271 *wl, u32 rate_set, + enum ieee80211_band rate_band); +u32 wl1271_tx_min_rate_get(struct wl1271 *wl, u32 rate_set); +u8 wl12xx_tx_get_hlid_ap(struct wl1271 *wl, struct sk_buff *skb); void wl1271_tx_reset_link_queues(struct wl1271 *wl, u8 hlid); void wl1271_handle_tx_low_watermark(struct wl1271 *wl); +bool wl12xx_is_dummy_packet(struct wl1271 *wl, struct sk_buff *skb); + +/* from main.c */ +void wl1271_free_sta(struct wl1271 *wl, u8 hlid); #endif diff --git a/drivers/net/wireless/wl12xx/wl12xx.h b/drivers/net/wireless/wl12xx/wl12xx.h index fbe8f46..1ec90fc 100644 --- a/drivers/net/wireless/wl12xx/wl12xx.h +++ b/drivers/net/wireless/wl12xx/wl12xx.h @@ -112,28 +112,8 @@ extern u32 wl12xx_debug_level; true); \ } while (0) -#define WL1271_DEFAULT_STA_RX_CONFIG (CFG_UNI_FILTER_EN | \ - CFG_BSSID_FILTER_EN | \ - CFG_MC_FILTER_EN) - -#define WL1271_DEFAULT_STA_RX_FILTER (CFG_RX_RCTS_ACK | CFG_RX_PRSP_EN | \ - CFG_RX_MGMT_EN | CFG_RX_DATA_EN | \ - CFG_RX_CTL_EN | CFG_RX_BCN_EN | \ - CFG_RX_AUTH_EN | CFG_RX_ASSOC_EN) - -#define WL1271_DEFAULT_AP_RX_CONFIG 0 - -#define WL1271_DEFAULT_AP_RX_FILTER (CFG_RX_RCTS_ACK | CFG_RX_PREQ_EN | \ - CFG_RX_MGMT_EN | CFG_RX_DATA_EN | \ - CFG_RX_CTL_EN | CFG_RX_AUTH_EN | \ - CFG_RX_ASSOC_EN) - - - -#define WL1271_FW_NAME "ti-connectivity/wl1271-fw-2.bin" -#define WL128X_FW_NAME "ti-connectivity/wl128x-fw.bin" -#define WL127X_AP_FW_NAME "ti-connectivity/wl1271-fw-ap.bin" -#define WL128X_AP_FW_NAME "ti-connectivity/wl128x-fw-ap.bin" +#define WL127X_FW_NAME "ti-connectivity/wl127x-fw-3.bin" +#define WL128X_FW_NAME "ti-connectivity/wl128x-fw-3.bin" /* * wl127x and wl128x are using the same NVS file name. However, the @@ -144,6 +124,7 @@ extern u32 wl12xx_debug_level; #define WL1271_TX_SECURITY_LO16(s) ((u16)((s) & 0xffff)) #define WL1271_TX_SECURITY_HI32(s) ((u32)(((s) >> 16) & 0xffffffff)) +#define WL1271_TX_SQN_POST_RECOVERY_PADDING 0xff #define WL1271_CIPHER_SUITE_GEM 0x00147201 @@ -156,26 +137,34 @@ extern u32 wl12xx_debug_level; #define WL1271_DEFAULT_BEACON_INT 100 #define WL1271_DEFAULT_DTIM_PERIOD 1 -#define WL1271_AP_GLOBAL_HLID 0 -#define WL1271_AP_BROADCAST_HLID 1 -#define WL1271_AP_STA_HLID_START 2 +#define WL12XX_MAX_ROLES 4 +#define WL12XX_MAX_LINKS 12 +#define WL12XX_INVALID_ROLE_ID 0xff +#define WL12XX_INVALID_LINK_ID 0xff + +/* Defined by FW as 0. Will not be freed or allocated. */ +#define WL12XX_SYSTEM_HLID 0 + +/* + * TODO: we currently don't support multirole. remove + * this constant from the code when we do. + */ +#define WL1271_AP_STA_HLID_START 3 /* - * When in AP-mode, we allow (at least) this number of mem-blocks + * When in AP-mode, we allow (at least) this number of packets * to be transmitted to FW for a STA in PS-mode. Only when packets are * present in the FW buffers it will wake the sleeping STA. We want to put * enough packets for the driver to transmit all of its buffered data before - * the STA goes to sleep again. But we don't want to take too much mem-blocks + * the STA goes to sleep again. But we don't want to take too much memory * as it might hurt the throughput of active STAs. - * The number of blocks (18) is enough for 2 large packets. */ -#define WL1271_PS_STA_MAX_BLOCKS (2 * 9) +#define WL1271_PS_STA_MAX_PACKETS 2 #define WL1271_AP_BSS_INDEX 0 -#define WL1271_AP_DEF_INACTIV_SEC 300 #define WL1271_AP_DEF_BEACON_EXP 20 -#define ACX_TX_DESCRIPTORS 32 +#define ACX_TX_DESCRIPTORS 16 #define WL1271_AGGR_BUFFER_SIZE (4 * PAGE_SIZE) @@ -226,6 +215,8 @@ enum { #define FW_VER_MINOR_1_SPARE_STA_MIN 58 #define FW_VER_MINOR_1_SPARE_AP_MIN 47 +#define FW_VER_MINOR_FWLOG_STA_MIN 70 + struct wl1271_chip { u32 id; char fw_ver_str[ETHTOOL_BUSINFO_LEN]; @@ -243,28 +234,24 @@ struct wl1271_stats { #define NUM_TX_QUEUES 4 #define NUM_RX_PKT_DESC 8 -#define AP_MAX_STATIONS 5 +#define AP_MAX_STATIONS 8 -/* Broadcast and Global links + links to stations */ -#define AP_MAX_LINKS (AP_MAX_STATIONS + 2) +/* Broadcast and Global links + system link + links to stations */ +/* + * TODO: when WL1271_AP_STA_HLID_START is no longer constant, change all + * the places that use this. + */ +#define AP_MAX_LINKS (AP_MAX_STATIONS + WL1271_AP_STA_HLID_START) -/* FW status registers common for AP/STA */ -struct wl1271_fw_common_status { +/* FW status registers */ +struct wl12xx_fw_status { __le32 intr; u8 fw_rx_counter; u8 drv_rx_counter; u8 reserved; u8 tx_results_counter; __le32 rx_pkt_descs[NUM_RX_PKT_DESC]; - __le32 tx_released_blks[NUM_TX_QUEUES]; __le32 fw_localtime; -} __packed; - -/* FW status registers for AP */ -struct wl1271_fw_ap_status { - struct wl1271_fw_common_status common; - - /* Next fields valid only in AP FW */ /* * A bitmap (where each bit represents a single HLID) @@ -272,30 +259,29 @@ struct wl1271_fw_ap_status { */ __le32 link_ps_bitmap; - /* Number of freed MBs per HLID */ - u8 tx_lnk_free_blks[AP_MAX_LINKS]; - u8 padding_1[1]; -} __packed; + /* + * A bitmap (where each bit represents a single HLID) to indicate + * if the station is in Fast mode + */ + __le32 link_fast_bitmap; -/* FW status registers for STA */ -struct wl1271_fw_sta_status { - struct wl1271_fw_common_status common; + /* Cumulative counter of total released mem blocks since FW-reset */ + __le32 total_released_blks; - u8 tx_total; - u8 reserved1; - __le16 reserved2; - /* Total structure size is 68 bytes */ - u32 padding; -} __packed; + /* Size (in Memory Blocks) of TX pool */ + __le32 tx_total; -struct wl1271_fw_full_status { - union { - struct wl1271_fw_common_status common; - struct wl1271_fw_sta_status sta; - struct wl1271_fw_ap_status ap; - }; -} __packed; + /* Cumulative counter of released packets per AC */ + u8 tx_released_pkts[NUM_TX_QUEUES]; + + /* Cumulative counter of freed packets per HLID */ + u8 tx_lnk_free_pkts[WL12XX_MAX_LINKS]; + /* Cumulative counter of released Voice memory blocks */ + u8 tx_voice_released_blks; + u8 padding_1[3]; + __le32 log_start_addr; +} __packed; struct wl1271_rx_mem_pool_addr { u32 addr; @@ -308,7 +294,7 @@ struct wl1271_scan { unsigned long scanned_ch[BITS_TO_LONGS(WL1271_MAX_CHANNELS)]; bool failed; u8 state; - u8 ssid[IW_ESSID_MAX_SIZE+1]; + u8 ssid[IEEE80211_MAX_SSID_LEN+1]; size_t ssid_len; }; @@ -341,7 +327,7 @@ struct wl1271_ap_key { enum wl12xx_flags { WL1271_FLAG_STA_ASSOCIATED, - WL1271_FLAG_JOINED, + WL1271_FLAG_IBSS_JOINED, WL1271_FLAG_GPIO_POWER, WL1271_FLAG_TX_QUEUE_STOPPED, WL1271_FLAG_TX_PENDING, @@ -359,17 +345,24 @@ enum wl12xx_flags { WL1271_FLAG_DUMMY_PACKET_PENDING, WL1271_FLAG_SUSPENDED, WL1271_FLAG_PENDING_WORK, + WL1271_FLAG_SOFT_GEMINI, + WL1271_FLAG_RX_STREAMING_STARTED, + WL1271_FLAG_RECOVERY_IN_PROGRESS, + WL1271_FLAG_CS_PROGRESS, }; struct wl1271_link { /* AP-mode - TX queue per AC in link */ struct sk_buff_head tx_queue[NUM_TX_QUEUES]; - /* accounting for allocated / available TX blocks in FW */ - u8 allocated_blks; - u8 prev_freed_blks; + /* accounting for allocated / freed packets in FW */ + u8 allocated_pkts; + u8 prev_freed_pkts; u8 addr[ETH_ALEN]; + + /* bitmap of TIDs where RX BA sessions are active for this link */ + u8 ba_bitmap; }; struct wl1271 { @@ -401,7 +394,6 @@ struct wl1271 { u8 *fw; size_t fw_len; - u8 fw_bss_type; void *nvs; size_t nvs_len; @@ -411,18 +403,37 @@ struct wl1271 { u8 mac_addr[ETH_ALEN]; u8 bss_type; u8 set_bss_type; - u8 ssid[IW_ESSID_MAX_SIZE + 1]; + u8 p2p; /* we are using p2p role */ + u8 ssid[IEEE80211_MAX_SSID_LEN + 1]; u8 ssid_len; int channel; + u8 role_id; + u8 dev_role_id; + u8 system_hlid; + u8 sta_hlid; + u8 dev_hlid; + u8 ap_global_hlid; + u8 ap_bcast_hlid; + + unsigned long links_map[BITS_TO_LONGS(WL12XX_MAX_LINKS)]; + unsigned long roles_map[BITS_TO_LONGS(WL12XX_MAX_ROLES)]; + unsigned long roc_map[BITS_TO_LONGS(WL12XX_MAX_ROLES)]; struct wl1271_acx_mem_map *target_mem_map; /* Accounting for allocated / available TX blocks on HW */ - u32 tx_blocks_freed[NUM_TX_QUEUES]; + u32 tx_blocks_freed; u32 tx_blocks_available; u32 tx_allocated_blocks; u32 tx_results_count; + /* amount of spare TX blocks to use */ + u32 tx_spare_blocks; + + /* Accounting for allocated / available Tx packets in HW */ + u32 tx_pkts_freed[NUM_TX_QUEUES]; + u32 tx_allocated_pkts[NUM_TX_QUEUES]; + /* Transmitted TX packets counter for chipset interface */ u32 tx_packets_count; @@ -434,7 +445,8 @@ struct wl1271 { /* Frames scheduled for transmission, not handled yet */ struct sk_buff_head tx_queue[NUM_TX_QUEUES]; - int tx_queue_count; + int tx_queue_count[NUM_TX_QUEUES]; + long stopped_queues_map; /* Frames received, not handled yet by mac80211 */ struct sk_buff_head deferred_rx_queue; @@ -443,15 +455,23 @@ struct wl1271 { struct sk_buff_head deferred_tx_queue; struct work_struct tx_work; + struct workqueue_struct *freezable_wq; /* Pending TX frames */ unsigned long tx_frames_map[BITS_TO_LONGS(ACX_TX_DESCRIPTORS)]; struct sk_buff *tx_frames[ACX_TX_DESCRIPTORS]; int tx_frames_cnt; - /* Security sequence number counters */ - u8 tx_security_last_seq; - s64 tx_security_seq; + /* + * Security sequence number + * bits 0-15: lower 16 bits part of sequence number + * bits 16-47: higher 32 bits part of sequence number + * bits 48-63: not in use + */ + u64 tx_security_seq; + + /* 8 bits of the last sequence number in use */ + u8 tx_security_last_seq_lsb; /* FW Rx counter */ u32 rx_counter; @@ -468,6 +488,15 @@ struct wl1271 { /* Network stack work */ struct work_struct netstack_work; + /* FW log buffer */ + u8 *fwlog; + + /* Number of valid bytes in the FW log buffer */ + ssize_t fwlog_size; + + /* Sysfs FW log entry readers wait queue */ + wait_queue_head_t fwlog_waitq; + /* Hardware recovery work */ struct work_struct recovery_work; @@ -498,6 +527,7 @@ struct wl1271 { u32 basic_rate_set; u32 basic_rate; u32 rate_set; + u32 bitrate_masks[IEEE80211_NUM_BANDS]; /* The current band */ enum ieee80211_band band; @@ -508,9 +538,10 @@ struct wl1271 { /* Default key (for WEP) */ u32 default_key; - unsigned int filters; - unsigned int rx_config; - unsigned int rx_filter; + /* Rx Streaming */ + struct work_struct rx_streaming_enable_work; + struct work_struct rx_streaming_disable_work; + struct timer_list rx_streaming_timer; struct completion *elp_compl; struct completion *ps_compl; @@ -535,7 +566,7 @@ struct wl1271 { u32 buffer_cmd; u32 buffer_busyword[WL1271_BUSY_WORD_CNT]; - struct wl1271_fw_full_status *fw_status; + struct wl12xx_fw_status *fw_status; struct wl1271_tx_hw_res_if *tx_res_if; struct ieee80211_vif *vif; @@ -564,6 +595,7 @@ struct wl1271 { /* RX BA constraint value */ bool ba_support; u8 ba_rx_bitmap; + bool ba_allowed; int tcxo_clock; @@ -572,6 +604,7 @@ struct wl1271 { * (currently, only "ANY" trigger is supported) */ bool wow_enabled; + bool irq_wake_enabled; /* * AP-mode - links indexed by HLID. The global and broadcast links @@ -593,6 +626,12 @@ struct wl1271 { /* Platform limitations */ unsigned int platform_quirks; + + /* number of currently active RX BA sessions */ + int ba_rx_session_count; + + /* AP-mode - number of currently connected stations */ + int active_sta_count; }; struct wl1271_station { @@ -601,6 +640,9 @@ struct wl1271_station { int wl1271_plt_start(struct wl1271 *wl); int wl1271_plt_stop(struct wl1271 *wl); +int wl1271_recalc_rx_streaming(struct wl1271 *wl); +void wl12xx_queue_recovery_work(struct wl1271 *wl); +size_t wl12xx_copy_fwlog(struct wl1271 *wl, u8 *memblock, size_t maxlen); #define JOIN_TIMEOUT 5000 /* 5000 milliseconds to join */ @@ -608,8 +650,8 @@ int wl1271_plt_stop(struct wl1271 *wl); #define WL1271_DEFAULT_POWER_LEVEL 0 -#define WL1271_TX_QUEUE_LOW_WATERMARK 10 -#define WL1271_TX_QUEUE_HIGH_WATERMARK 25 +#define WL1271_TX_QUEUE_LOW_WATERMARK 32 +#define WL1271_TX_QUEUE_HIGH_WATERMARK 256 #define WL1271_DEFERRED_QUEUE_LIMIT 64 @@ -627,13 +669,12 @@ int wl1271_plt_stop(struct wl1271 *wl); /* Each RX/TX transaction requires an end-of-transaction transfer */ #define WL12XX_QUIRK_END_OF_TRANSACTION BIT(0) -/* - * Older firmwares use 2 spare TX blocks - * (for STA < 6.1.3.50.58 or for AP < 6.2.0.0.47) - */ -#define WL12XX_QUIRK_USE_2_SPARE_BLOCKS BIT(1) - /* WL128X requires aggregated packets to be aligned to the SDIO block size */ #define WL12XX_QUIRK_BLOCKSIZE_ALIGNMENT BIT(2) +/* Older firmwares did not implement the FW logger over bus feature */ +#define WL12XX_QUIRK_FWLOG_NOT_IMPLEMENTED BIT(4) + +#define WL12XX_HW_BLOCK_SIZE 256 + #endif diff --git a/drivers/net/wireless/wl12xx/wl12xx_80211.h b/drivers/net/wireless/wl12xx/wl12xx_80211.h index 18fe542..f7971d3 100644 --- a/drivers/net/wireless/wl12xx/wl12xx_80211.h +++ b/drivers/net/wireless/wl12xx/wl12xx_80211.h @@ -77,7 +77,7 @@ struct wl12xx_ie_header { struct wl12xx_ie_ssid { struct wl12xx_ie_header header; - char ssid[IW_ESSID_MAX_SIZE]; + char ssid[IEEE80211_MAX_SSID_LEN]; } __packed; struct wl12xx_ie_rates { @@ -105,18 +105,6 @@ struct wl12xx_ie_country { /* Templates */ -struct wl12xx_beacon_template { - struct ieee80211_header header; - __le32 time_stamp[2]; - __le16 beacon_interval; - __le16 capability; - struct wl12xx_ie_ssid ssid; - struct wl12xx_ie_rates rates; - struct wl12xx_ie_rates ext_rates; - struct wl12xx_ie_ds_params ds_params; - struct wl12xx_ie_country country; -} __packed; - struct wl12xx_null_data_template { struct ieee80211_header header; } __packed; @@ -146,19 +134,6 @@ struct wl12xx_arp_rsp_template { __be32 target_ip; } __packed; - -struct wl12xx_probe_resp_template { - struct ieee80211_header header; - __le32 time_stamp[2]; - __le16 beacon_interval; - __le16 capability; - struct wl12xx_ie_ssid ssid; - struct wl12xx_ie_rates rates; - struct wl12xx_ie_rates ext_rates; - struct wl12xx_ie_ds_params ds_params; - struct wl12xx_ie_country country; -} __packed; - struct wl12xx_disconn_template { struct ieee80211_header header; __le16 disconn_reason; |