Auto-update from upstream

9 files changed, 159 insertions, 34 deletions

diff --git a/drivers/media/video/saa7127.c b/drivers/media/video/saa7127.c
index 3428e1ed003..c36f014f1fd 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 c512c4411b3..c0f604a6fe4 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 134f83a9621..1ba998424bb 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 953d5fec82d..ade05f75fdb 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 513a699a6df..8badd2a9cb2 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 94e5167f260..e36c21e06d3 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 6cd5931d9a5..2a1a99a2ef5 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 e197ce9353d..e80ef946782 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 4837524eada..4ef5527028c 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,