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-rw-r--r--drivers/acpi/processor_idle.c20
-rw-r--r--drivers/media/video/saa7127.c6
-rw-r--r--drivers/media/video/saa7134/Kconfig26
-rw-r--r--drivers/media/video/saa7134/Makefile7
-rw-r--r--drivers/media/video/saa7134/saa7134-alsa.c16
-rw-r--r--drivers/media/video/saa7134/saa7134-oss.c18
-rw-r--r--drivers/scsi/scsi_scan.c48
-rw-r--r--drivers/scsi/scsi_transport_fc.c59
-rw-r--r--drivers/usb/core/usb.c9
-rw-r--r--drivers/usb/storage/scsiglue.c4
10 files changed, 174 insertions, 39 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/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 94e5167f..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,
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