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-rw-r--r--drivers/net/netxen/netxen_nic.h20
-rw-r--r--drivers/net/netxen/netxen_nic_ctx.c13
-rw-r--r--drivers/net/netxen/netxen_nic_hdr.h1
-rw-r--r--drivers/net/netxen/netxen_nic_hw.c9
-rw-r--r--drivers/net/netxen/netxen_nic_init.c123
-rw-r--r--drivers/net/netxen/netxen_nic_main.c77
6 files changed, 184 insertions, 59 deletions
diff --git a/drivers/net/netxen/netxen_nic.h b/drivers/net/netxen/netxen_nic.h
index 970cede..f86e050 100644
--- a/drivers/net/netxen/netxen_nic.h
+++ b/drivers/net/netxen/netxen_nic.h
@@ -60,7 +60,18 @@
#define _NETXEN_NIC_LINUX_SUBVERSION 30
#define NETXEN_NIC_LINUX_VERSIONID "4.0.30"
-#define NETXEN_VERSION_CODE(a, b, c) (((a) << 16) + ((b) << 8) + (c))
+#define NETXEN_VERSION_CODE(a, b, c) (((a) << 24) + ((b) << 16) + (c))
+#define _major(v) (((v) >> 24) & 0xff)
+#define _minor(v) (((v) >> 16) & 0xff)
+#define _build(v) ((v) & 0xffff)
+
+/* version in image has weird encoding:
+ * 7:0 - major
+ * 15:8 - minor
+ * 31:16 - build (little endian)
+ */
+#define NETXEN_DECODE_VERSION(v) \
+ NETXEN_VERSION_CODE(((v) & 0xff), (((v) >> 8) & 0xff), ((v) >> 16))
#define NETXEN_NUM_FLASH_SECTORS (64)
#define NETXEN_FLASH_SECTOR_SIZE (64 * 1024)
@@ -199,6 +210,7 @@
#define NETXEN_CTX_SIGNATURE 0xdee0
#define NETXEN_CTX_SIGNATURE_V2 0x0002dee0
#define NETXEN_CTX_RESET 0xbad0
+#define NETXEN_CTX_D3_RESET 0xacc0
#define NETXEN_RCV_PRODUCER(ringid) (ringid)
#define PHAN_PEG_RCV_INITIALIZED 0xff01
@@ -614,6 +626,7 @@ struct netxen_new_user_info {
#define NX_P2_MN_ROMIMAGE 0
#define NX_P3_CT_ROMIMAGE 1
#define NX_P3_MN_ROMIMAGE 2
+#define NX_FLASH_ROMIMAGE 3
#define NETXEN_USER_START_OLD NETXEN_PXE_START /* for backward compatibility */
@@ -761,6 +774,8 @@ struct nx_host_tx_ring {
u32 crb_cmd_consumer;
u32 num_desc;
+ struct netdev_queue *txq;
+
struct netxen_cmd_buffer *cmd_buf_arr;
struct cmd_desc_type0 *desc_head;
dma_addr_t phys_addr;
@@ -1243,7 +1258,7 @@ struct netxen_adapter {
u32 resv3;
u8 has_link_events;
- u8 resv1;
+ u8 fw_type;
u16 tx_context_id;
u16 mtu;
u16 is_up;
@@ -1387,6 +1402,7 @@ void netxen_free_adapter_offload(struct netxen_adapter *adapter);
int netxen_initialize_adapter_offload(struct netxen_adapter *adapter);
int netxen_phantom_init(struct netxen_adapter *adapter, int pegtune_val);
int netxen_load_firmware(struct netxen_adapter *adapter);
+int netxen_need_fw_reset(struct netxen_adapter *adapter);
void netxen_request_firmware(struct netxen_adapter *adapter);
void netxen_release_firmware(struct netxen_adapter *adapter);
int netxen_pinit_from_rom(struct netxen_adapter *adapter, int verbose);
diff --git a/drivers/net/netxen/netxen_nic_ctx.c b/drivers/net/netxen/netxen_nic_ctx.c
index 4754f5c..9f8ae47 100644
--- a/drivers/net/netxen/netxen_nic_ctx.c
+++ b/drivers/net/netxen/netxen_nic_ctx.c
@@ -684,10 +684,8 @@ int netxen_alloc_hw_resources(struct netxen_adapter *adapter)
goto err_out_free;
} else {
err = netxen_init_old_ctx(adapter);
- if (err) {
- netxen_free_hw_resources(adapter);
- return err;
- }
+ if (err)
+ goto err_out_free;
}
return 0;
@@ -708,15 +706,18 @@ void netxen_free_hw_resources(struct netxen_adapter *adapter)
int port = adapter->portnum;
if (adapter->fw_major >= 4) {
- nx_fw_cmd_destroy_tx_ctx(adapter);
nx_fw_cmd_destroy_rx_ctx(adapter);
+ nx_fw_cmd_destroy_tx_ctx(adapter);
} else {
netxen_api_lock(adapter);
NXWR32(adapter, CRB_CTX_SIGNATURE_REG(port),
- NETXEN_CTX_RESET | port);
+ NETXEN_CTX_D3_RESET | port);
netxen_api_unlock(adapter);
}
+ /* Allow dma queues to drain after context reset */
+ msleep(20);
+
recv_ctx = &adapter->recv_ctx;
if (recv_ctx->hwctx != NULL) {
diff --git a/drivers/net/netxen/netxen_nic_hdr.h b/drivers/net/netxen/netxen_nic_hdr.h
index 3cc0478..8241036 100644
--- a/drivers/net/netxen/netxen_nic_hdr.h
+++ b/drivers/net/netxen/netxen_nic_hdr.h
@@ -853,6 +853,7 @@ enum {
#define NX_PEG_TUNE_CAPABILITY (NETXEN_CAM_RAM(0x02c))
#define NETXEN_CAM_RAM_DMA_WATCHDOG_CTRL (0x14)
+#define NETXEN_PEG_ALIVE_COUNTER (NETXEN_CAM_RAM(0xb0))
#define ISR_MSI_INT_TRIGGER(FUNC) (NETXEN_PCIX_PS_REG(PCIX_MSI_F(FUNC)))
#define ISR_LEGACY_INT_TRIGGERED(VAL) (((VAL) & 0x300) == 0x200)
diff --git a/drivers/net/netxen/netxen_nic_hw.c b/drivers/net/netxen/netxen_nic_hw.c
index ce3b89d..b9123d4 100644
--- a/drivers/net/netxen/netxen_nic_hw.c
+++ b/drivers/net/netxen/netxen_nic_hw.c
@@ -461,13 +461,14 @@ netxen_send_cmd_descs(struct netxen_adapter *adapter,
i = 0;
tx_ring = adapter->tx_ring;
- netif_tx_lock_bh(adapter->netdev);
+ __netif_tx_lock_bh(tx_ring->txq);
producer = tx_ring->producer;
consumer = tx_ring->sw_consumer;
- if (nr_desc >= find_diff_among(producer, consumer, tx_ring->num_desc)) {
- netif_tx_unlock_bh(adapter->netdev);
+ if (nr_desc >= netxen_tx_avail(tx_ring)) {
+ netif_tx_stop_queue(tx_ring->txq);
+ __netif_tx_unlock_bh(tx_ring->txq);
return -EBUSY;
}
@@ -490,7 +491,7 @@ netxen_send_cmd_descs(struct netxen_adapter *adapter,
netxen_nic_update_cmd_producer(adapter, tx_ring);
- netif_tx_unlock_bh(adapter->netdev);
+ __netif_tx_unlock_bh(tx_ring->txq);
return 0;
}
diff --git a/drivers/net/netxen/netxen_nic_init.c b/drivers/net/netxen/netxen_nic_init.c
index 055bb61..7acf204 100644
--- a/drivers/net/netxen/netxen_nic_init.c
+++ b/drivers/net/netxen/netxen_nic_init.c
@@ -184,6 +184,13 @@ void netxen_free_sw_resources(struct netxen_adapter *adapter)
kfree(recv_ctx->rds_rings);
skip_rds:
+ if (recv_ctx->sds_rings == NULL)
+ goto skip_sds;
+
+ for(ring = 0; ring < adapter->max_sds_rings; ring++)
+ recv_ctx->sds_rings[ring].consumer = 0;
+
+skip_sds:
if (adapter->tx_ring == NULL)
return;
@@ -214,6 +221,7 @@ int netxen_alloc_sw_resources(struct netxen_adapter *adapter)
adapter->tx_ring = tx_ring;
tx_ring->num_desc = adapter->num_txd;
+ tx_ring->txq = netdev_get_tx_queue(netdev, 0);
cmd_buf_arr = vmalloc(TX_BUFF_RINGSIZE(tx_ring));
if (cmd_buf_arr == NULL) {
@@ -684,11 +692,84 @@ int netxen_pinit_from_rom(struct netxen_adapter *adapter, int verbose)
}
int
+netxen_need_fw_reset(struct netxen_adapter *adapter)
+{
+ u32 count, old_count;
+ u32 val, version, major, minor, build;
+ int i, timeout;
+ u8 fw_type;
+
+ /* NX2031 firmware doesn't support heartbit */
+ if (NX_IS_REVISION_P2(adapter->ahw.revision_id))
+ return 1;
+
+ /* last attempt had failed */
+ if (NXRD32(adapter, CRB_CMDPEG_STATE) == PHAN_INITIALIZE_FAILED)
+ return 1;
+
+ old_count = count = NXRD32(adapter, NETXEN_PEG_ALIVE_COUNTER);
+
+ for (i = 0; i < 10; i++) {
+
+ timeout = msleep_interruptible(200);
+ if (timeout) {
+ NXWR32(adapter, CRB_CMDPEG_STATE,
+ PHAN_INITIALIZE_FAILED);
+ return -EINTR;
+ }
+
+ count = NXRD32(adapter, NETXEN_PEG_ALIVE_COUNTER);
+ if (count != old_count)
+ break;
+ }
+
+ /* firmware is dead */
+ if (count == old_count)
+ return 1;
+
+ /* check if we have got newer or different file firmware */
+ if (adapter->fw) {
+
+ const struct firmware *fw = adapter->fw;
+
+ val = cpu_to_le32(*(u32 *)&fw->data[NX_FW_VERSION_OFFSET]);
+ version = NETXEN_DECODE_VERSION(val);
+
+ major = NXRD32(adapter, NETXEN_FW_VERSION_MAJOR);
+ minor = NXRD32(adapter, NETXEN_FW_VERSION_MINOR);
+ build = NXRD32(adapter, NETXEN_FW_VERSION_SUB);
+
+ if (version > NETXEN_VERSION_CODE(major, minor, build))
+ return 1;
+
+ if (version == NETXEN_VERSION_CODE(major, minor, build)) {
+
+ val = NXRD32(adapter, NETXEN_MIU_MN_CONTROL);
+ fw_type = (val & 0x4) ?
+ NX_P3_CT_ROMIMAGE : NX_P3_MN_ROMIMAGE;
+
+ if (adapter->fw_type != fw_type)
+ return 1;
+ }
+ }
+
+ return 0;
+}
+
+static char *fw_name[] = {
+ "nxromimg.bin", "nx3fwct.bin", "nx3fwmn.bin", "flash",
+};
+
+int
netxen_load_firmware(struct netxen_adapter *adapter)
{
u64 *ptr64;
u32 i, flashaddr, size;
const struct firmware *fw = adapter->fw;
+ struct pci_dev *pdev = adapter->pdev;
+
+ dev_info(&pdev->dev, "loading firmware from %s\n",
+ fw_name[adapter->fw_type]);
if (NX_IS_REVISION_P2(adapter->ahw.revision_id))
NXWR32(adapter, NETXEN_ROMUSB_GLB_CAS_RST, 1);
@@ -756,7 +837,7 @@ static int
netxen_validate_firmware(struct netxen_adapter *adapter, const char *fwname)
{
__le32 val;
- u32 major, minor, build, ver, min_ver, bios;
+ u32 ver, min_ver, bios;
struct pci_dev *pdev = adapter->pdev;
const struct firmware *fw = adapter->fw;
@@ -768,21 +849,18 @@ netxen_validate_firmware(struct netxen_adapter *adapter, const char *fwname)
return -EINVAL;
val = cpu_to_le32(*(u32 *)&fw->data[NX_FW_VERSION_OFFSET]);
- major = (__force u32)val & 0xff;
- minor = ((__force u32)val >> 8) & 0xff;
- build = (__force u32)val >> 16;
if (NX_IS_REVISION_P3(adapter->ahw.revision_id))
min_ver = NETXEN_VERSION_CODE(4, 0, 216);
else
min_ver = NETXEN_VERSION_CODE(3, 4, 216);
- ver = NETXEN_VERSION_CODE(major, minor, build);
+ ver = NETXEN_DECODE_VERSION(val);
- if ((major > _NETXEN_NIC_LINUX_MAJOR) || (ver < min_ver)) {
+ if ((_major(ver) > _NETXEN_NIC_LINUX_MAJOR) || (ver < min_ver)) {
dev_err(&pdev->dev,
"%s: firmware version %d.%d.%d unsupported\n",
- fwname, major, minor, build);
+ fwname, _major(ver), _minor(ver), _build(ver));
return -EINVAL;
}
@@ -798,22 +876,21 @@ netxen_validate_firmware(struct netxen_adapter *adapter, const char *fwname)
if (netxen_rom_fast_read(adapter,
NX_FW_VERSION_OFFSET, (int *)&val))
return -EIO;
- major = (__force u32)val & 0xff;
- minor = ((__force u32)val >> 8) & 0xff;
- build = (__force u32)val >> 16;
- if (NETXEN_VERSION_CODE(major, minor, build) > ver)
+ val = NETXEN_DECODE_VERSION(val);
+ if (val > ver) {
+ dev_info(&pdev->dev, "%s: firmware is older than flash\n",
+ fwname);
return -EINVAL;
+ }
NXWR32(adapter, NETXEN_CAM_RAM(0x1fc), NETXEN_BDINFO_MAGIC);
return 0;
}
-static char *fw_name[] = { "nxromimg.bin", "nx3fwct.bin", "nx3fwmn.bin" };
-
void netxen_request_firmware(struct netxen_adapter *adapter)
{
u32 capability, flashed_ver;
- int fw_type;
+ u8 fw_type;
struct pci_dev *pdev = adapter->pdev;
int rc = 0;
@@ -830,6 +907,8 @@ request_mn:
netxen_rom_fast_read(adapter,
NX_FW_VERSION_OFFSET, (int *)&flashed_ver);
+ flashed_ver = NETXEN_DECODE_VERSION(flashed_ver);
+
if (flashed_ver >= NETXEN_VERSION_CODE(4, 0, 220)) {
capability = NXRD32(adapter, NX_PEG_TUNE_CAPABILITY);
if (capability & NX_PEG_TUNE_MN_PRESENT) {
@@ -838,6 +917,10 @@ request_mn:
}
}
+ fw_type = NX_FLASH_ROMIMAGE;
+ adapter->fw = NULL;
+ goto done;
+
request_fw:
rc = request_firmware(&adapter->fw, fw_name[fw_type], &pdev->dev);
if (rc != 0) {
@@ -846,6 +929,7 @@ request_fw:
goto request_mn;
}
+ fw_type = NX_FLASH_ROMIMAGE;
adapter->fw = NULL;
goto done;
}
@@ -859,16 +943,13 @@ request_fw:
goto request_mn;
}
+ fw_type = NX_FLASH_ROMIMAGE;
adapter->fw = NULL;
goto done;
}
done:
- if (adapter->fw)
- dev_info(&pdev->dev, "loading firmware from file %s\n",
- fw_name[fw_type]);
- else
- dev_info(&pdev->dev, "loading firmware from flash\n");
+ adapter->fw_type = fw_type;
}
@@ -1327,10 +1408,10 @@ int netxen_process_cmd_ring(struct netxen_adapter *adapter)
smp_mb();
if (netif_queue_stopped(netdev) && netif_carrier_ok(netdev)) {
- netif_tx_lock(netdev);
+ __netif_tx_lock(tx_ring->txq, smp_processor_id());
if (netxen_tx_avail(tx_ring) > TX_STOP_THRESH)
netif_wake_queue(netdev);
- netif_tx_unlock(netdev);
+ __netif_tx_unlock(tx_ring->txq);
}
}
/*
diff --git a/drivers/net/netxen/netxen_nic_main.c b/drivers/net/netxen/netxen_nic_main.c
index 2919a2d..3cd8cfc 100644
--- a/drivers/net/netxen/netxen_nic_main.c
+++ b/drivers/net/netxen/netxen_nic_main.c
@@ -215,13 +215,13 @@ netxen_napi_disable(struct netxen_adapter *adapter)
for (ring = 0; ring < adapter->max_sds_rings; ring++) {
sds_ring = &recv_ctx->sds_rings[ring];
- napi_disable(&sds_ring->napi);
netxen_nic_disable_int(sds_ring);
- synchronize_irq(sds_ring->irq);
+ napi_synchronize(&sds_ring->napi);
+ napi_disable(&sds_ring->napi);
}
}
-static int nx_set_dma_mask(struct netxen_adapter *adapter, uint8_t revision_id)
+static int nx_set_dma_mask(struct netxen_adapter *adapter)
{
struct pci_dev *pdev = adapter->pdev;
uint64_t mask, cmask;
@@ -229,19 +229,17 @@ static int nx_set_dma_mask(struct netxen_adapter *adapter, uint8_t revision_id)
adapter->pci_using_dac = 0;
mask = DMA_BIT_MASK(32);
- /*
- * Consistent DMA mask is set to 32 bit because it cannot be set to
- * 35 bits. For P3 also leave it at 32 bits for now. Only the rings
- * come off this pool.
- */
cmask = DMA_BIT_MASK(32);
+ if (NX_IS_REVISION_P2(adapter->ahw.revision_id)) {
#ifndef CONFIG_IA64
- if (revision_id >= NX_P3_B0)
- mask = DMA_BIT_MASK(39);
- else if (revision_id == NX_P2_C1)
mask = DMA_BIT_MASK(35);
#endif
+ } else {
+ mask = DMA_BIT_MASK(39);
+ cmask = mask;
+ }
+
if (pci_set_dma_mask(pdev, mask) == 0 &&
pci_set_consistent_dma_mask(pdev, cmask) == 0) {
adapter->pci_using_dac = 1;
@@ -256,7 +254,7 @@ static int
nx_update_dma_mask(struct netxen_adapter *adapter)
{
int change, shift, err;
- uint64_t mask, old_mask;
+ uint64_t mask, old_mask, old_cmask;
struct pci_dev *pdev = adapter->pdev;
change = 0;
@@ -272,14 +270,29 @@ nx_update_dma_mask(struct netxen_adapter *adapter)
if (change) {
old_mask = pdev->dma_mask;
+ old_cmask = pdev->dev.coherent_dma_mask;
+
mask = (1ULL<<(32+shift)) - 1;
err = pci_set_dma_mask(pdev, mask);
if (err)
- return pci_set_dma_mask(pdev, old_mask);
+ goto err_out;
+
+ if (NX_IS_REVISION_P3(adapter->ahw.revision_id)) {
+
+ err = pci_set_consistent_dma_mask(pdev, mask);
+ if (err)
+ goto err_out;
+ }
+ dev_info(&pdev->dev, "using %d-bit dma mask\n", 32+shift);
}
return 0;
+
+err_out:
+ pci_set_dma_mask(pdev, old_mask);
+ pci_set_consistent_dma_mask(pdev, old_cmask);
+ return err;
}
static void netxen_check_options(struct netxen_adapter *adapter)
@@ -718,6 +731,10 @@ netxen_start_firmware(struct netxen_adapter *adapter, int request_fw)
if (request_fw)
netxen_request_firmware(adapter);
+ err = netxen_need_fw_reset(adapter);
+ if (err <= 0)
+ return err;
+
if (first_boot != 0x55555555) {
NXWR32(adapter, CRB_CMDPEG_STATE, 0);
netxen_pinit_from_rom(adapter, 0);
@@ -829,11 +846,11 @@ netxen_nic_up(struct netxen_adapter *adapter, struct net_device *netdev)
adapter->ahw.linkup = 0;
- netxen_napi_enable(adapter);
-
if (adapter->max_sds_rings > 1)
netxen_config_rss(adapter, 1);
+ netxen_napi_enable(adapter);
+
if (adapter->capabilities & NX_FW_CAPABILITY_LINK_NOTIFICATION)
netxen_linkevent_request(adapter, 1);
else
@@ -847,8 +864,9 @@ netxen_nic_up(struct netxen_adapter *adapter, struct net_device *netdev)
static void
netxen_nic_down(struct netxen_adapter *adapter, struct net_device *netdev)
{
+ spin_lock(&adapter->tx_clean_lock);
netif_carrier_off(netdev);
- netif_stop_queue(netdev);
+ netif_tx_disable(netdev);
if (adapter->stop_port)
adapter->stop_port(adapter);
@@ -859,9 +877,10 @@ netxen_nic_down(struct netxen_adapter *adapter, struct net_device *netdev)
netxen_napi_disable(adapter);
netxen_release_tx_buffers(adapter);
+ spin_unlock(&adapter->tx_clean_lock);
- FLUSH_SCHEDULED_WORK();
del_timer_sync(&adapter->watchdog_timer);
+ FLUSH_SCHEDULED_WORK();
}
@@ -939,8 +958,8 @@ err_out_free_sw:
static void
netxen_nic_detach(struct netxen_adapter *adapter)
{
- netxen_release_rx_buffers(adapter);
netxen_free_hw_resources(adapter);
+ netxen_release_rx_buffers(adapter);
netxen_nic_free_irq(adapter);
netxen_free_sw_resources(adapter);
@@ -1000,7 +1019,7 @@ netxen_nic_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
revision_id = pdev->revision;
adapter->ahw.revision_id = revision_id;
- err = nx_set_dma_mask(adapter, revision_id);
+ err = nx_set_dma_mask(adapter);
if (err)
goto err_out_free_netdev;
@@ -1529,10 +1548,12 @@ static int netxen_nic_check_temp(struct netxen_adapter *adapter)
printk(KERN_ALERT
"%s: Device temperature %d degrees C exceeds"
" maximum allowed. Hardware has been shut down.\n",
- netxen_nic_driver_name, temp_val);
+ netdev->name, temp_val);
+
+ netif_device_detach(netdev);
+ netxen_nic_down(adapter, netdev);
+ netxen_nic_detach(adapter);
- netif_carrier_off(netdev);
- netif_stop_queue(netdev);
rv = 1;
} else if (temp_state == NX_TEMP_WARN) {
if (adapter->temp == NX_TEMP_NORMAL) {
@@ -1540,13 +1561,13 @@ static int netxen_nic_check_temp(struct netxen_adapter *adapter)
"%s: Device temperature %d degrees C "
"exceeds operating range."
" Immediate action needed.\n",
- netxen_nic_driver_name, temp_val);
+ netdev->name, temp_val);
}
} else {
if (adapter->temp == NX_TEMP_WARN) {
printk(KERN_INFO
"%s: Device temperature is now %d degrees C"
- " in normal range.\n", netxen_nic_driver_name,
+ " in normal range.\n", netdev->name,
temp_val);
}
}
@@ -1619,7 +1640,7 @@ void netxen_watchdog_task(struct work_struct *work)
struct netxen_adapter *adapter =
container_of(work, struct netxen_adapter, watchdog_task);
- if ((adapter->portnum == 0) && netxen_nic_check_temp(adapter))
+ if (netxen_nic_check_temp(adapter))
return;
if (!adapter->has_link_events)
@@ -1641,6 +1662,9 @@ static void netxen_tx_timeout_task(struct work_struct *work)
struct netxen_adapter *adapter =
container_of(work, struct netxen_adapter, tx_timeout_task);
+ if (!netif_running(adapter->netdev))
+ return;
+
printk(KERN_ERR "%s %s: transmit timeout, resetting.\n",
netxen_nic_driver_name, adapter->netdev->name);
@@ -1753,7 +1777,8 @@ static int netxen_nic_poll(struct napi_struct *napi, int budget)
if ((work_done < budget) && tx_complete) {
napi_complete(&sds_ring->napi);
- netxen_nic_enable_int(sds_ring);
+ if (netif_running(adapter->netdev))
+ netxen_nic_enable_int(sds_ring);
}
return work_done;
generated by cgit v1.1 at 2024-09-16 04:54:16 +0000