diff options
Diffstat (limited to 'drivers')
-rw-r--r-- | drivers/acpi/processor_idle.c | 20 | ||||
-rw-r--r-- | drivers/acpi/utilities/utmisc.c | 18 | ||||
-rw-r--r-- | drivers/media/video/saa7127.c | 6 | ||||
-rw-r--r-- | drivers/media/video/saa7134/Kconfig | 26 | ||||
-rw-r--r-- | drivers/media/video/saa7134/Makefile | 7 | ||||
-rw-r--r-- | drivers/media/video/saa7134/saa7134-alsa.c | 16 | ||||
-rw-r--r-- | drivers/media/video/saa7134/saa7134-oss.c | 18 | ||||
-rw-r--r-- | drivers/scsi/scsi_scan.c | 48 | ||||
-rw-r--r-- | drivers/scsi/scsi_transport_fc.c | 59 | ||||
-rw-r--r-- | drivers/usb/core/usb.c | 9 | ||||
-rw-r--r-- | drivers/usb/storage/scsiglue.c | 4 |
11 files changed, 183 insertions, 48 deletions
diff --git a/drivers/acpi/processor_idle.c b/drivers/acpi/processor_idle.c index 5f51057..807b0df 100644 --- a/drivers/acpi/processor_idle.c +++ b/drivers/acpi/processor_idle.c @@ -274,8 +274,6 @@ static void acpi_processor_idle(void) } } - cx->usage++; - #ifdef CONFIG_HOTPLUG_CPU /* * Check for P_LVL2_UP flag before entering C2 and above on @@ -283,9 +281,12 @@ static void acpi_processor_idle(void) * detection phase, to work cleanly with logical CPU hotplug. */ if ((cx->type != ACPI_STATE_C1) && (num_online_cpus() > 1) && - !pr->flags.has_cst && acpi_fadt.plvl2_up) - cx->type = ACPI_STATE_C1; + !pr->flags.has_cst && !acpi_fadt.plvl2_up) + cx = &pr->power.states[ACPI_STATE_C1]; #endif + + cx->usage++; + /* * Sleep: * ------ @@ -386,6 +387,15 @@ static void acpi_processor_idle(void) next_state = pr->power.state; +#ifdef CONFIG_HOTPLUG_CPU + /* Don't do promotion/demotion */ + if ((cx->type == ACPI_STATE_C1) && (num_online_cpus() > 1) && + !pr->flags.has_cst && !acpi_fadt.plvl2_up) { + next_state = cx; + goto end; + } +#endif + /* * Promotion? * ---------- @@ -557,7 +567,7 @@ static int acpi_processor_get_power_info_fadt(struct acpi_processor *pr) * Check for P_LVL2_UP flag before entering C2 and above on * an SMP system. */ - if ((num_online_cpus() > 1) && acpi_fadt.plvl2_up) + if ((num_online_cpus() > 1) && !acpi_fadt.plvl2_up) return_VALUE(-ENODEV); #endif diff --git a/drivers/acpi/utilities/utmisc.c b/drivers/acpi/utilities/utmisc.c index 0c5abc5..2ce872d 100644 --- a/drivers/acpi/utilities/utmisc.c +++ b/drivers/acpi/utilities/utmisc.c @@ -84,14 +84,14 @@ acpi_status acpi_ut_allocate_owner_id(acpi_owner_id * owner_id) /* Find a free owner ID */ - for (i = 0; i < 32; i++) { - if (!(acpi_gbl_owner_id_mask & (1 << i))) { + for (i = 0; i < 64; i++) { + if (!(acpi_gbl_owner_id_mask & (1ULL << i))) { ACPI_DEBUG_PRINT((ACPI_DB_VALUES, - "Current owner_id mask: %8.8X New ID: %2.2X\n", + "Current owner_id mask: %16.16LX New ID: %2.2X\n", acpi_gbl_owner_id_mask, (unsigned int)(i + 1))); - acpi_gbl_owner_id_mask |= (1 << i); + acpi_gbl_owner_id_mask |= (1ULL << i); *owner_id = (acpi_owner_id) (i + 1); goto exit; } @@ -106,7 +106,7 @@ acpi_status acpi_ut_allocate_owner_id(acpi_owner_id * owner_id) */ *owner_id = 0; status = AE_OWNER_ID_LIMIT; - ACPI_REPORT_ERROR(("Could not allocate new owner_id (32 max), AE_OWNER_ID_LIMIT\n")); + ACPI_REPORT_ERROR(("Could not allocate new owner_id (64 max), AE_OWNER_ID_LIMIT\n")); exit: (void)acpi_ut_release_mutex(ACPI_MTX_CACHES); @@ -123,7 +123,7 @@ acpi_status acpi_ut_allocate_owner_id(acpi_owner_id * owner_id) * control method or unloading a table. Either way, we would * ignore any error anyway. * - * DESCRIPTION: Release a table or method owner ID. Valid IDs are 1 - 32 + * DESCRIPTION: Release a table or method owner ID. Valid IDs are 1 - 64 * ******************************************************************************/ @@ -140,7 +140,7 @@ void acpi_ut_release_owner_id(acpi_owner_id * owner_id_ptr) /* Zero is not a valid owner_iD */ - if ((owner_id == 0) || (owner_id > 32)) { + if ((owner_id == 0) || (owner_id > 64)) { ACPI_REPORT_ERROR(("Invalid owner_id: %2.2X\n", owner_id)); return_VOID; } @@ -158,8 +158,8 @@ void acpi_ut_release_owner_id(acpi_owner_id * owner_id_ptr) /* Free the owner ID only if it is valid */ - if (acpi_gbl_owner_id_mask & (1 << owner_id)) { - acpi_gbl_owner_id_mask ^= (1 << owner_id); + if (acpi_gbl_owner_id_mask & (1ULL << owner_id)) { + acpi_gbl_owner_id_mask ^= (1ULL << owner_id); } (void)acpi_ut_release_mutex(ACPI_MTX_CACHES); diff --git a/drivers/media/video/saa7127.c b/drivers/media/video/saa7127.c index 3428e1e..c36f014 100644 --- a/drivers/media/video/saa7127.c +++ b/drivers/media/video/saa7127.c @@ -389,7 +389,7 @@ static int saa7127_set_vps(struct i2c_client *client, struct v4l2_sliced_vbi_dat static int saa7127_set_cc(struct i2c_client *client, struct v4l2_sliced_vbi_data *data) { struct saa7127_state *state = i2c_get_clientdata(client); - u16 cc = data->data[0] << 8 | data->data[1]; + u16 cc = data->data[1] << 8 | data->data[0]; int enable = (data->line != 0); if (enable && (data->field != 0 || data->line != 21)) @@ -397,7 +397,7 @@ static int saa7127_set_cc(struct i2c_client *client, struct v4l2_sliced_vbi_data if (state->cc_enable != enable) { saa7127_dbg("Turn CC %s\n", enable ? "on" : "off"); saa7127_write(client, SAA7127_REG_CLOSED_CAPTION, - (enable << 6) | 0x11); + (state->xds_enable << 7) | (enable << 6) | 0x11); state->cc_enable = enable; } if (!enable) @@ -423,7 +423,7 @@ static int saa7127_set_xds(struct i2c_client *client, struct v4l2_sliced_vbi_dat if (state->xds_enable != enable) { saa7127_dbg("Turn XDS %s\n", enable ? "on" : "off"); saa7127_write(client, SAA7127_REG_CLOSED_CAPTION, - (enable << 7) | 0x11); + (enable << 7) | (state->cc_enable << 6) | 0x11); state->xds_enable = enable; } if (!enable) diff --git a/drivers/media/video/saa7134/Kconfig b/drivers/media/video/saa7134/Kconfig index c512c44..c0f604a 100644 --- a/drivers/media/video/saa7134/Kconfig +++ b/drivers/media/video/saa7134/Kconfig @@ -1,11 +1,10 @@ config VIDEO_SAA7134 tristate "Philips SAA7134 support" - depends on VIDEO_DEV && PCI && I2C && SOUND && SND + depends on VIDEO_DEV && PCI && I2C select VIDEO_BUF select VIDEO_IR select VIDEO_TUNER select CRC32 - select SND_PCM_OSS ---help--- This is a video4linux driver for Philips SAA713x based TV cards. @@ -13,6 +12,29 @@ config VIDEO_SAA7134 To compile this driver as a module, choose M here: the module will be called saa7134. +config VIDEO_SAA7134_ALSA + tristate "Philips SAA7134 DMA audio support" + depends on VIDEO_SAA7134 && SOUND && SND && (!VIDEO_SAA7134_OSS || VIDEO_SAA7134_OSS = m) + select SND_PCM_OSS + ---help--- + This is a video4linux driver for direct (DMA) audio in + Philips SAA713x based TV cards using ALSA + + To compile this driver as a module, choose M here: the + module will be called saa7134-alsa. + +config VIDEO_SAA7134_OSS + tristate "Philips SAA7134 DMA audio support (OSS, DEPRECATED)" + depends on VIDEO_SAA7134 && SOUND_PRIME && (!VIDEO_SAA7134_ALSA || VIDEO_SAA7134_ALSA = m) + ---help--- + This is a video4linux driver for direct (DMA) audio in + Philips SAA713x based TV cards using OSS + + This is deprecated in favor of the ALSA module + + To compile this driver as a module, choose M here: the + module will be called saa7134-oss. + config VIDEO_SAA7134_DVB tristate "DVB/ATSC Support for saa7134 based TV cards" depends on VIDEO_SAA7134 && DVB_CORE diff --git a/drivers/media/video/saa7134/Makefile b/drivers/media/video/saa7134/Makefile index 134f83a..1ba9984 100644 --- a/drivers/media/video/saa7134/Makefile +++ b/drivers/media/video/saa7134/Makefile @@ -4,8 +4,11 @@ saa7134-objs := saa7134-cards.o saa7134-core.o saa7134-i2c.o \ saa7134-video.o saa7134-input.o obj-$(CONFIG_VIDEO_SAA7134) += saa7134.o saa7134-empress.o \ - saa6752hs.o saa7134-alsa.o \ - saa7134-oss.o + saa6752hs.o + +obj-$(CONFIG_VIDEO_SAA7134_ALSA) += saa7134-alsa.o +obj-$(CONFIG_VIDEO_SAA7134_OSS) += saa7134-oss.o + obj-$(CONFIG_VIDEO_SAA7134_DVB) += saa7134-dvb.o EXTRA_CFLAGS += -I$(src)/.. diff --git a/drivers/media/video/saa7134/saa7134-alsa.c b/drivers/media/video/saa7134/saa7134-alsa.c index 953d5fe..ade05f7 100644 --- a/drivers/media/video/saa7134/saa7134-alsa.c +++ b/drivers/media/video/saa7134/saa7134-alsa.c @@ -989,6 +989,14 @@ static int saa7134_alsa_init(void) struct saa7134_dev *dev = NULL; struct list_head *list; + if (!dmasound_init && !dmasound_exit) { + dmasound_init = alsa_device_init; + dmasound_exit = alsa_device_exit; + } else { + printk(KERN_WARNING "saa7134 ALSA: can't load, DMA sound handler already assigned (probably to OSS)\n"); + return -EBUSY; + } + printk(KERN_INFO "saa7134 ALSA driver for DMA sound loaded\n"); list_for_each(list,&saa7134_devlist) { @@ -1001,9 +1009,6 @@ static int saa7134_alsa_init(void) } } - dmasound_init = alsa_device_init; - dmasound_exit = alsa_device_exit; - if (dev == NULL) printk(KERN_INFO "saa7134 ALSA: no saa7134 cards found\n"); @@ -1023,12 +1028,15 @@ static void saa7134_alsa_exit(void) snd_card_free(snd_saa7134_cards[idx]); } + dmasound_init = NULL; + dmasound_exit = NULL; printk(KERN_INFO "saa7134 ALSA driver for DMA sound unloaded\n"); return; } -module_init(saa7134_alsa_init); +/* We initialize this late, to make sure the sound system is up and running */ +late_initcall(saa7134_alsa_init); module_exit(saa7134_alsa_exit); MODULE_LICENSE("GPL"); MODULE_AUTHOR("Ricardo Cerqueira"); diff --git a/drivers/media/video/saa7134/saa7134-oss.c b/drivers/media/video/saa7134/saa7134-oss.c index 513a699..8badd2a 100644 --- a/drivers/media/video/saa7134/saa7134-oss.c +++ b/drivers/media/video/saa7134/saa7134-oss.c @@ -959,8 +959,17 @@ static int saa7134_oss_init(void) struct saa7134_dev *dev = NULL; struct list_head *list; + if (!dmasound_init && !dmasound_exit) { + dmasound_init = oss_device_init; + dmasound_exit = oss_device_exit; + } else { + printk(KERN_WARNING "saa7134 OSS: can't load, DMA sound handler already assigned (probably to ALSA)\n"); + return -EBUSY; + } + printk(KERN_INFO "saa7134 OSS driver for DMA sound loaded\n"); + list_for_each(list,&saa7134_devlist) { dev = list_entry(list, struct saa7134_dev, devlist); if (dev->dmasound.priv_data == NULL) { @@ -974,9 +983,6 @@ static int saa7134_oss_init(void) if (dev == NULL) printk(KERN_INFO "saa7134 OSS: no saa7134 cards found\n"); - dmasound_init = oss_device_init; - dmasound_exit = oss_device_exit; - return 0; } @@ -997,12 +1003,16 @@ static void saa7134_oss_exit(void) } + dmasound_init = NULL; + dmasound_exit = NULL; + printk(KERN_INFO "saa7134 OSS driver for DMA sound unloaded\n"); return; } -module_init(saa7134_oss_init); +/* We initialize this late, to make sure the sound system is up and running */ +late_initcall(saa7134_oss_init); module_exit(saa7134_oss_exit); MODULE_LICENSE("GPL"); MODULE_AUTHOR("Gerd Knorr <kraxel@bytesex.org> [SuSE Labs]"); diff --git a/drivers/scsi/scsi_scan.c b/drivers/scsi/scsi_scan.c index 94e5167..e36c21e 100644 --- a/drivers/scsi/scsi_scan.c +++ b/drivers/scsi/scsi_scan.c @@ -400,6 +400,35 @@ static struct scsi_target *scsi_alloc_target(struct device *parent, return found_target; } +struct work_queue_wrapper { + struct work_struct work; + struct scsi_target *starget; +}; + +static void scsi_target_reap_work(void *data) { + struct work_queue_wrapper *wqw = (struct work_queue_wrapper *)data; + struct scsi_target *starget = wqw->starget; + struct Scsi_Host *shost = dev_to_shost(starget->dev.parent); + unsigned long flags; + + kfree(wqw); + + spin_lock_irqsave(shost->host_lock, flags); + + if (--starget->reap_ref == 0 && list_empty(&starget->devices)) { + list_del_init(&starget->siblings); + spin_unlock_irqrestore(shost->host_lock, flags); + device_del(&starget->dev); + transport_unregister_device(&starget->dev); + put_device(&starget->dev); + return; + + } + spin_unlock_irqrestore(shost->host_lock, flags); + + return; +} + /** * scsi_target_reap - check to see if target is in use and destroy if not * @@ -411,19 +440,18 @@ static struct scsi_target *scsi_alloc_target(struct device *parent, */ void scsi_target_reap(struct scsi_target *starget) { - struct Scsi_Host *shost = dev_to_shost(starget->dev.parent); - unsigned long flags; - spin_lock_irqsave(shost->host_lock, flags); + struct work_queue_wrapper *wqw = + kzalloc(sizeof(struct work_queue_wrapper), GFP_ATOMIC); - if (--starget->reap_ref == 0 && list_empty(&starget->devices)) { - list_del_init(&starget->siblings); - spin_unlock_irqrestore(shost->host_lock, flags); - device_del(&starget->dev); - transport_unregister_device(&starget->dev); - put_device(&starget->dev); + if (!wqw) { + starget_printk(KERN_ERR, starget, + "Failed to allocate memory in scsi_reap_target()\n"); return; } - spin_unlock_irqrestore(shost->host_lock, flags); + + INIT_WORK(&wqw->work, scsi_target_reap_work, wqw); + wqw->starget = starget; + schedule_work(&wqw->work); } /** diff --git a/drivers/scsi/scsi_transport_fc.c b/drivers/scsi/scsi_transport_fc.c index 6cd5931..2a1a99a 100644 --- a/drivers/scsi/scsi_transport_fc.c +++ b/drivers/scsi/scsi_transport_fc.c @@ -105,6 +105,7 @@ static struct { { FC_PORTSTATE_LINKDOWN, "Linkdown" }, { FC_PORTSTATE_ERROR, "Error" }, { FC_PORTSTATE_LOOPBACK, "Loopback" }, + { FC_PORTSTATE_DELETED, "Deleted" }, }; fc_enum_name_search(port_state, fc_port_state, fc_port_state_names) #define FC_PORTSTATE_MAX_NAMELEN 20 @@ -211,6 +212,7 @@ fc_bitfield_name_search(remote_port_roles, fc_remote_port_role_names) #define FC_MGMTSRVR_PORTID 0x00000a +static void fc_shost_remove_rports(void *data); static void fc_timeout_deleted_rport(void *data); static void fc_scsi_scan_rport(void *data); static void fc_rport_terminate(struct fc_rport *rport); @@ -318,6 +320,8 @@ static int fc_host_setup(struct transport_container *tc, struct device *dev, fc_host_next_rport_number(shost) = 0; fc_host_next_target_id(shost) = 0; + fc_host_flags(shost) = 0; + INIT_WORK(&fc_host_rport_del_work(shost), fc_shost_remove_rports, shost); return 0; } @@ -387,6 +391,7 @@ show_fc_rport_##field (struct class_device *cdev, char *buf) \ struct fc_internal *i = to_fc_internal(shost->transportt); \ if ((i->f->get_rport_##field) && \ !((rport->port_state == FC_PORTSTATE_BLOCKED) || \ + (rport->port_state == FC_PORTSTATE_DELETED) || \ (rport->port_state == FC_PORTSTATE_NOTPRESENT))) \ i->f->get_rport_##field(rport); \ return snprintf(buf, sz, format_string, cast rport->field); \ @@ -402,6 +407,7 @@ store_fc_rport_##field(struct class_device *cdev, const char *buf, \ struct Scsi_Host *shost = rport_to_shost(rport); \ struct fc_internal *i = to_fc_internal(shost->transportt); \ if ((rport->port_state == FC_PORTSTATE_BLOCKED) || \ + (rport->port_state == FC_PORTSTATE_DELETED) || \ (rport->port_state == FC_PORTSTATE_NOTPRESENT)) \ return -EBUSY; \ val = simple_strtoul(buf, NULL, 0); \ @@ -519,6 +525,7 @@ store_fc_rport_dev_loss_tmo(struct class_device *cdev, const char *buf, struct Scsi_Host *shost = rport_to_shost(rport); struct fc_internal *i = to_fc_internal(shost->transportt); if ((rport->port_state == FC_PORTSTATE_BLOCKED) || + (rport->port_state == FC_PORTSTATE_DELETED) || (rport->port_state == FC_PORTSTATE_NOTPRESENT)) return -EBUSY; val = simple_strtoul(buf, NULL, 0); @@ -1769,7 +1776,7 @@ fc_timeout_deleted_rport(void *data) rport->maxframe_size = -1; rport->supported_classes = FC_COS_UNSPECIFIED; rport->roles = FC_RPORT_ROLE_UNKNOWN; - rport->port_state = FC_PORTSTATE_NOTPRESENT; + rport->port_state = FC_PORTSTATE_DELETED; /* remove the identifiers that aren't used in the consisting binding */ switch (fc_host_tgtid_bind_type(shost)) { @@ -1789,14 +1796,23 @@ fc_timeout_deleted_rport(void *data) break; } - spin_unlock_irqrestore(shost->host_lock, flags); - /* * As this only occurs if the remote port (scsi target) * went away and didn't come back - we'll remove * all attached scsi devices. + * + * We'll schedule the shost work item to perform the actual removal + * to avoid recursion in the different flush calls if we perform + * the removal in each target - and there are lots of targets + * whose timeouts fire at the same time. */ - fc_rport_tgt_remove(rport); + + if ( !(fc_host_flags(shost) & FC_SHOST_RPORT_DEL_SCHEDULED)) { + fc_host_flags(shost) |= FC_SHOST_RPORT_DEL_SCHEDULED; + scsi_queue_work(shost, &fc_host_rport_del_work(shost)); + } + + spin_unlock_irqrestore(shost->host_lock, flags); } /** @@ -1818,6 +1834,41 @@ fc_scsi_scan_rport(void *data) } +/** + * fc_shost_remove_rports - called to remove all rports that are marked + * as in a deleted (not connected) state. + * + * @data: shost whose rports are to be looked at + **/ +static void +fc_shost_remove_rports(void *data) +{ + struct Scsi_Host *shost = (struct Scsi_Host *)data; + struct fc_rport *rport, *next_rport; + unsigned long flags; + + spin_lock_irqsave(shost->host_lock, flags); + while (fc_host_flags(shost) & FC_SHOST_RPORT_DEL_SCHEDULED) { + + fc_host_flags(shost) &= ~FC_SHOST_RPORT_DEL_SCHEDULED; + +restart_search: + list_for_each_entry_safe(rport, next_rport, + &fc_host_rport_bindings(shost), peers) { + if (rport->port_state == FC_PORTSTATE_DELETED) { + rport->port_state = FC_PORTSTATE_NOTPRESENT; + spin_unlock_irqrestore(shost->host_lock, flags); + fc_rport_tgt_remove(rport); + spin_lock_irqsave(shost->host_lock, flags); + goto restart_search; + } + } + + } + spin_unlock_irqrestore(shost->host_lock, flags); +} + + MODULE_AUTHOR("Martin Hicks"); MODULE_DESCRIPTION("FC Transport Attributes"); MODULE_LICENSE("GPL"); diff --git a/drivers/usb/core/usb.c b/drivers/usb/core/usb.c index e197ce9..e80ef94 100644 --- a/drivers/usb/core/usb.c +++ b/drivers/usb/core/usb.c @@ -1432,7 +1432,8 @@ static int usb_generic_suspend(struct device *dev, pm_message_t message) mark_quiesced(intf); } else { // FIXME else if there's no suspend method, disconnect... - dev_warn(dev, "no %s?\n", "suspend"); + dev_warn(dev, "no suspend for driver %s?\n", driver->name); + mark_quiesced(intf); status = 0; } return status; @@ -1460,8 +1461,10 @@ static int usb_generic_resume(struct device *dev) } if ((dev->driver == NULL) || - (dev->driver_data == &usb_generic_driver_data)) + (dev->driver_data == &usb_generic_driver_data)) { + dev->power.power_state.event = PM_EVENT_FREEZE; return 0; + } intf = to_usb_interface(dev); driver = to_usb_driver(dev->driver); @@ -1481,7 +1484,7 @@ static int usb_generic_resume(struct device *dev) mark_quiesced(intf); } } else - dev_warn(dev, "no %s?\n", "resume"); + dev_warn(dev, "no resume for driver %s?\n", driver->name); return 0; } diff --git a/drivers/usb/storage/scsiglue.c b/drivers/usb/storage/scsiglue.c index 4837524..4ef5527 100644 --- a/drivers/usb/storage/scsiglue.c +++ b/drivers/usb/storage/scsiglue.c @@ -109,7 +109,7 @@ static int slave_configure(struct scsi_device *sdev) * data comes from. */ if (sdev->scsi_level < SCSI_2) - sdev->scsi_level = SCSI_2; + sdev->scsi_level = sdev->sdev_target->scsi_level = SCSI_2; /* According to the technical support people at Genesys Logic, * devices using their chips have problems transferring more than @@ -162,7 +162,7 @@ static int slave_configure(struct scsi_device *sdev) * a Get-Max-LUN request, we won't lose much by setting the * revision level down to 2. The only devices that would be * affected are those with sparse LUNs. */ - sdev->scsi_level = SCSI_2; + sdev->scsi_level = sdev->sdev_target->scsi_level = SCSI_2; /* USB-IDE bridges tend to report SK = 0x04 (Non-recoverable * Hardware Error) when any low-level error occurs, |