Auto-update from upstream

arch/powerpc/platforms/pseries/xics.c

@@ -48,11 +48,6 @@ static struct hw_interrupt_type xics_pic = {
 	.set_affinity = xics_set_affinity
 };
 
-static struct hw_interrupt_type xics_8259_pic = {
-	.typename = " XICS/8259",
-	.ack = xics_mask_and_ack_irq,
-};
-
 /* This is used to map real irq numbers to virtual */
 static struct radix_tree_root irq_map = RADIX_TREE_INIT(GFP_ATOMIC);
 
@@ -367,12 +362,7 @@ int xics_get_irq(struct pt_regs *regs)
 	/* for sanity, this had better be < NR_IRQS - 16 */
 	if (vec == xics_irq_8259_cascade_real) {
 		irq = i8259_irq(regs);
-		if (irq == -1) {
-			/* Spurious cascaded interrupt.  Still must ack xics */
-			xics_end_irq(irq_offset_up(xics_irq_8259_cascade));
-
-			irq = -1;
-		}
+		xics_end_irq(irq_offset_up(xics_irq_8259_cascade));
 	} else if (vec == XICS_IRQ_SPURIOUS) {
 		irq = -1;
 	} else {
@@ -542,6 +532,7 @@ void xics_init_IRQ(void)
 		xics_irq_8259_cascade_real = *ireg;
 		xics_irq_8259_cascade
 			= virt_irq_create_mapping(xics_irq_8259_cascade_real);
+		i8259_init(0, 0);
 		of_node_put(np);
 	}
 
@@ -565,12 +556,7 @@ void xics_init_IRQ(void)
 #endif /* CONFIG_SMP */
 	}
 
-	xics_8259_pic.enable = i8259_pic.enable;
-	xics_8259_pic.disable = i8259_pic.disable;
-	xics_8259_pic.end = i8259_pic.end;
-	for (i = 0; i < 16; ++i)
-		get_irq_desc(i)->handler = &xics_8259_pic;
-	for (; i < NR_IRQS; ++i)
+	for (i = irq_offset_value(); i < NR_IRQS; ++i)
 		get_irq_desc(i)->handler = &xics_pic;
 
 	xics_setup_cpu();
@@ -590,7 +576,6 @@ static int __init xics_setup_i8259(void)
 				no_action, 0, "8259 cascade", NULL))
 			printk(KERN_ERR "xics_setup_i8259: couldn't get 8259 "
 					"cascade\n");
-		i8259_init(0, 0);
 	}
 	return 0;
 }

drivers/media/video/saa7127.c

@@ -389,15 +389,15 @@ 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))
 		return -EINVAL;
 	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)

drivers/media/video/saa7134/Kconfig

@@ -1,18 +1,40 @@
 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.
 
 	  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

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)/..

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");

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]");

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);
 }
 
 /**