Merge branch 'linus' into x86/xen

61 files changed, 434 insertions, 355 deletions

diff --git a/drivers/media/Makefile b/drivers/media/Makefile
index cc11c4c0e7e..09a829d8a7e 100644
--- a/drivers/media/Makefile
+++ b/drivers/media/Makefile
@@ -2,12 +2,7 @@
 # Makefile for the kernel multimedia device drivers.
 #
 
-obj-y := common/
-
-obj-$(CONFIG_VIDEO_MEDIA) += common/
-
-# Since hybrid devices are here, should be compiled if DVB and/or V4L
-obj-$(CONFIG_VIDEO_MEDIA) += video/
+obj-y += common/ video/
 
 obj-$(CONFIG_VIDEO_DEV) += radio/
 obj-$(CONFIG_DVB_CORE)  += dvb/
diff --git a/drivers/media/common/tuners/Kconfig b/drivers/media/common/tuners/Kconfig
index d6206540476..85482960d01 100644
--- a/drivers/media/common/tuners/Kconfig
+++ b/drivers/media/common/tuners/Kconfig
@@ -21,6 +21,7 @@ config MEDIA_TUNER
 	tristate
 	default VIDEO_MEDIA && I2C
 	depends on VIDEO_MEDIA && I2C
+	select FW_LOADER if !MEDIA_TUNER_CUSTOMIZE && HOTPLUG
 	select MEDIA_TUNER_XC2028 if !MEDIA_TUNER_CUSTOMIZE && HOTPLUG
 	select MEDIA_TUNER_XC5000 if !MEDIA_TUNER_CUSTOMIZE && HOTPLUG
 	select MEDIA_TUNER_MT20XX if !MEDIA_TUNER_CUSTOMIZE
diff --git a/drivers/media/common/tuners/mxl5005s.c b/drivers/media/common/tuners/mxl5005s.c
index 5d05b5390f6..0dc2bef9f6a 100644
--- a/drivers/media/common/tuners/mxl5005s.c
+++ b/drivers/media/common/tuners/mxl5005s.c
@@ -101,7 +101,7 @@ enum {
 	MXL_QAM,
 	MXL_ANALOG_CABLE,
 	MXL_ANALOG_OTA
-} tuner_modu_type;
+};
 
 /* MXL5005 Tuner Register Struct */
 struct TunerReg {
@@ -194,7 +194,7 @@ enum {
 	RFSYN_DIVM,                /* 88 */
 	DN_BYPASS_AGC_I2C          /* 89 */
 #endif
-} MXL5005_ControlName;
+};
 
 /*
  * The following context is source code provided by MaxLinear.
diff --git a/drivers/media/common/tuners/tda18271-common.c b/drivers/media/common/tuners/tda18271-common.c
index 42b5f5d4bfe..f1894fec32b 100644
--- a/drivers/media/common/tuners/tda18271-common.c
+++ b/drivers/media/common/tuners/tda18271-common.c
@@ -648,11 +648,11 @@ int tda18271_calc_rf_cal(struct dvb_frontend *fe, u32 *freq)
 	unsigned char *regs = priv->tda18271_regs;
 	u8 val;
 
-	tda18271_lookup_map(fe, RF_CAL, freq, &val);
+	int ret = tda18271_lookup_map(fe, RF_CAL, freq, &val);
 
 	regs[R_EB14] = val;
 
-	return 0;
+	return ret;
 }
 
 /*
diff --git a/drivers/media/common/tuners/tda827x.c b/drivers/media/common/tuners/tda827x.c
index d30d2c9094d..8555d9cf905 100644
--- a/drivers/media/common/tuners/tda827x.c
+++ b/drivers/media/common/tuners/tda827x.c
@@ -418,13 +418,13 @@ static void tda827xa_lna_gain(struct dvb_frontend *fe, int high,
 	unsigned char buf[] = {0x22, 0x01};
 	int arg;
 	int gp_func;
-	struct i2c_msg msg = { .addr = priv->cfg->switch_addr, .flags = 0,
-			       .buf = buf, .len = sizeof(buf) };
+	struct i2c_msg msg = { .flags = 0, .buf = buf, .len = sizeof(buf) };
 
 	if (NULL == priv->cfg) {
 		dprintk("tda827x_config not defined, cannot set LNA gain!\n");
 		return;
 	}
+	msg.addr = priv->cfg->switch_addr;
 	if (priv->cfg->config) {
 		if (high)
 			dprintk("setting LNA to high gain\n");
diff --git a/drivers/media/common/tuners/tea5761.c b/drivers/media/common/tuners/tea5761.c
index b93cdef9ac7..b23dadeecd0 100644
--- a/drivers/media/common/tuners/tea5761.c
+++ b/drivers/media/common/tuners/tea5761.c
@@ -295,7 +295,7 @@ struct dvb_frontend *tea5761_attach(struct dvb_frontend *fe,
 {
 	struct tea5761_priv *priv = NULL;
 
-	if (tea5761_autodetection(i2c_adap, i2c_addr) == EINVAL)
+	if (tea5761_autodetection(i2c_adap, i2c_addr) != 0)
 		return NULL;
 
 	priv = kzalloc(sizeof(struct tea5761_priv), GFP_KERNEL);
diff --git a/drivers/media/common/tuners/tuner-i2c.h b/drivers/media/common/tuners/tuner-i2c.h
index 3ad6c8e0b04..cb1c7141f0c 100644
--- a/drivers/media/common/tuners/tuner-i2c.h
+++ b/drivers/media/common/tuners/tuner-i2c.h
@@ -170,4 +170,12 @@ __fail:									\
 	__ret;								\
 })
 
+#define hybrid_tuner_report_instance_count(state)			\
+({									\
+	int __ret = 0;							\
+	if (state)							\
+		__ret = state->i2c_props.count;				\
+	__ret;								\
+})
+
 #endif /* __TUNER_I2C_H__ */
diff --git a/drivers/media/common/tuners/tuner-simple.c b/drivers/media/common/tuners/tuner-simple.c
index be8d903171b..266c255cf0d 100644
--- a/drivers/media/common/tuners/tuner-simple.c
+++ b/drivers/media/common/tuners/tuner-simple.c
@@ -1018,8 +1018,10 @@ struct dvb_frontend *simple_tuner_attach(struct dvb_frontend *fe,
 			fe->ops.i2c_gate_ctrl(fe, 1);
 
 		if (1 != i2c_transfer(i2c_adap, &msg, 1))
-			tuner_warn("unable to probe %s, proceeding anyway.",
-				   tuners[type].name);
+			printk(KERN_WARNING "tuner-simple %d-%04x: "
+			       "unable to probe %s, proceeding anyway.",
+			       i2c_adapter_id(i2c_adap), i2c_addr,
+			       tuners[type].name);
 
 		if (fe->ops.i2c_gate_ctrl)
 			fe->ops.i2c_gate_ctrl(fe, 0);
diff --git a/drivers/media/common/tuners/tuner-xc2028.c b/drivers/media/common/tuners/tuner-xc2028.c
index 9e9003cffc7..0cbde17bfbb 100644
--- a/drivers/media/common/tuners/tuner-xc2028.c
+++ b/drivers/media/common/tuners/tuner-xc2028.c
@@ -46,7 +46,7 @@ module_param_string(firmware_name, firmware_name, sizeof(firmware_name), 0);
 MODULE_PARM_DESC(firmware_name, "Firmware file name. Allows overriding the "
 				"default firmware name\n");
 
-static LIST_HEAD(xc2028_list);
+static LIST_HEAD(hybrid_tuner_instance_list);
 static DEFINE_MUTEX(xc2028_list_mutex);
 
 /* struct for storing firmware table */
@@ -68,12 +68,11 @@ struct firmware_properties {
 };
 
 struct xc2028_data {
-	struct list_head        xc2028_list;
+	struct list_head        hybrid_tuner_instance_list;
 	struct tuner_i2c_props  i2c_props;
 	int                     (*tuner_callback) (void *dev,
 						   int command, int arg);
 	void			*video_dev;
-	int			count;
 	__u32			frequency;
 
 	struct firmware_description *firm;
@@ -1072,20 +1071,19 @@ static int xc2028_dvb_release(struct dvb_frontend *fe)
 
 	mutex_lock(&xc2028_list_mutex);
 
-	priv->count--;
-
-	if (!priv->count) {
-		list_del(&priv->xc2028_list);
-
+	/* only perform final cleanup if this is the last instance */
+	if (hybrid_tuner_report_instance_count(priv) == 1) {
 		kfree(priv->ctrl.fname);
-
 		free_firmware(priv);
-		kfree(priv);
-		fe->tuner_priv = NULL;
 	}
 
+	if (priv)
+		hybrid_tuner_release_state(priv);
+
 	mutex_unlock(&xc2028_list_mutex);
 
+	fe->tuner_priv = NULL;
+
 	return 0;
 }
 
@@ -1150,7 +1148,7 @@ struct dvb_frontend *xc2028_attach(struct dvb_frontend *fe,
 				   struct xc2028_config *cfg)
 {
 	struct xc2028_data *priv;
-	void               *video_dev;
+	int instance;
 
 	if (debug)
 		printk(KERN_DEBUG "xc2028: Xcv2028/3028 init called!\n");
@@ -1163,48 +1161,40 @@ struct dvb_frontend *xc2028_attach(struct dvb_frontend *fe,
 		return NULL;
 	}
 
-	video_dev = cfg->i2c_adap->algo_data;
-
-	if (debug)
-		printk(KERN_DEBUG "xc2028: video_dev =%p\n", video_dev);
-
 	mutex_lock(&xc2028_list_mutex);
 
-	list_for_each_entry(priv, &xc2028_list, xc2028_list) {
-		if (&priv->i2c_props.adap->dev == &cfg->i2c_adap->dev) {
-			video_dev = NULL;
-			if (debug)
-				printk(KERN_DEBUG "xc2028: reusing device\n");
-
-			break;
-		}
-	}
-
-	if (video_dev) {
-		priv = kzalloc(sizeof(*priv), GFP_KERNEL);
-		if (priv == NULL) {
-			mutex_unlock(&xc2028_list_mutex);
-			return NULL;
-		}
-
-		priv->i2c_props.addr = cfg->i2c_addr;
-		priv->i2c_props.adap = cfg->i2c_adap;
-		priv->i2c_props.name = "xc2028";
-
-		priv->video_dev = video_dev;
+	instance = hybrid_tuner_request_state(struct xc2028_data, priv,
+					      hybrid_tuner_instance_list,
+					      cfg->i2c_adap, cfg->i2c_addr,
+					      "xc2028");
+	switch (instance) {
+	case 0:
+		/* memory allocation failure */
+		goto fail;
+		break;
+	case 1:
+		/* new tuner instance */
 		priv->tuner_callback = cfg->callback;
 		priv->ctrl.max_len = 13;
 
 		mutex_init(&priv->lock);
 
-		list_add_tail(&priv->xc2028_list, &xc2028_list);
-	}
-
-	fe->tuner_priv = priv;
-	priv->count++;
+		/* analog side (tuner-core) uses i2c_adap->algo_data.
+		 * digital side is not guaranteed to have algo_data defined.
+		 *
+		 * digital side will always have fe->dvb defined.
+		 * analog side (tuner-core) doesn't (yet) define fe->dvb.
+		 */
+		priv->video_dev = ((fe->dvb) && (fe->dvb->priv)) ?
+				   fe->dvb->priv : cfg->i2c_adap->algo_data;
 
-	if (debug)
-		printk(KERN_DEBUG "xc2028: usage count is %i\n", priv->count);
+		fe->tuner_priv = priv;
+		break;
+	case 2:
+		/* existing tuner instance */
+		fe->tuner_priv = priv;
+		break;
+	}
 
 	memcpy(&fe->ops.tuner_ops, &xc2028_dvb_tuner_ops,
 	       sizeof(xc2028_dvb_tuner_ops));
@@ -1217,6 +1207,11 @@ struct dvb_frontend *xc2028_attach(struct dvb_frontend *fe,
 	mutex_unlock(&xc2028_list_mutex);
 
 	return fe;
+fail:
+	mutex_unlock(&xc2028_list_mutex);
+
+	xc2028_dvb_release(fe);
+	return NULL;
 }
 
 EXPORT_SYMBOL(xc2028_attach);
diff --git a/drivers/media/dvb/b2c2/flexcop-usb.c b/drivers/media/dvb/b2c2/flexcop-usb.c
index 449fb5c3d0b..ae0d76a5d51 100644
--- a/drivers/media/dvb/b2c2/flexcop-usb.c
+++ b/drivers/media/dvb/b2c2/flexcop-usb.c
@@ -379,7 +379,7 @@ static void flexcop_usb_transfer_exit(struct flexcop_usb *fc_usb)
 
 static int flexcop_usb_transfer_init(struct flexcop_usb *fc_usb)
 {
-	u16 frame_size = fc_usb->uintf->cur_altsetting->endpoint[0].desc.wMaxPacketSize;
+	u16 frame_size = le16_to_cpu(fc_usb->uintf->cur_altsetting->endpoint[0].desc.wMaxPacketSize);
 	int bufsize = B2C2_USB_NUM_ISO_URB * B2C2_USB_FRAMES_PER_ISO * frame_size,i,j,ret;
 	int buffer_offset = 0;
 
diff --git a/drivers/media/dvb/cinergyT2/cinergyT2.c b/drivers/media/dvb/cinergyT2/cinergyT2.c
index f5010e8671b..a824f3719f8 100644
--- a/drivers/media/dvb/cinergyT2/cinergyT2.c
+++ b/drivers/media/dvb/cinergyT2/cinergyT2.c
@@ -82,22 +82,22 @@ enum cinergyt2_ep1_cmd {
 
 struct dvbt_set_parameters_msg {
 	uint8_t cmd;
-	uint32_t freq;
+	__le32 freq;
 	uint8_t bandwidth;
-	uint16_t tps;
+	__le16 tps;
 	uint8_t flags;
 } __attribute__((packed));
 
 struct dvbt_get_status_msg {
-	uint32_t freq;
+	__le32 freq;
 	uint8_t bandwidth;
-	uint16_t tps;
+	__le16 tps;
 	uint8_t flags;
-	uint16_t gain;
+	__le16 gain;
 	uint8_t snr;
-	uint32_t viterbi_error_rate;
-	uint32_t rs_error_rate;
-	uint32_t uncorrected_block_count;
+	__le32 viterbi_error_rate;
+	__le32 rs_error_rate;
+	__le32 uncorrected_block_count;
 	uint8_t lock_bits;
 	uint8_t prev_lock_bits;
 } __attribute__((packed));
@@ -136,6 +136,7 @@ struct cinergyt2 {
 	wait_queue_head_t poll_wq;
 	int pending_fe_events;
 	int disconnect_pending;
+	unsigned int uncorrected_block_count;
 	atomic_t inuse;
 
 	void *streambuf;
@@ -147,7 +148,7 @@ struct cinergyt2 {
 	char phys[64];
 	struct delayed_work rc_query_work;
 	int rc_input_event;
-	u32 rc_last_code;
+	__le32 rc_last_code;
 	unsigned long last_event_jiffies;
 #endif
 };
@@ -160,7 +161,7 @@ enum {
 
 struct cinergyt2_rc_event {
 	char type;
-	uint32_t value;
+	__le32 value;
 } __attribute__((packed));
 
 static const uint32_t rc_keys[] = {
@@ -619,8 +620,11 @@ static int cinergyt2_ioctl (struct inode *inode, struct file *file,
 	{
 		uint32_t unc_count;
 
-		unc_count = stat->uncorrected_block_count;
-		stat->uncorrected_block_count = 0;
+		if (mutex_lock_interruptible(&cinergyt2->sem))
+			return -ERESTARTSYS;
+		unc_count = cinergyt2->uncorrected_block_count;
+		cinergyt2->uncorrected_block_count = 0;
+		mutex_unlock(&cinergyt2->sem);
 
 		/* UNC are already converted to host byte order... */
 		return put_user(unc_count,(__u32 __user *) arg);
@@ -769,7 +773,7 @@ static void cinergyt2_query_rc (struct work_struct *work)
 				input_sync(cinergyt2->rc_input_dev);
 				cinergyt2->rc_input_event = KEY_MAX;
 			}
-			cinergyt2->rc_last_code = ~0;
+			cinergyt2->rc_last_code = cpu_to_le32(~0);
 		}
 		goto out;
 	}
@@ -780,7 +784,7 @@ static void cinergyt2_query_rc (struct work_struct *work)
 			n, le32_to_cpu(rc_events[n].value), rc_events[n].type);
 
 		if (rc_events[n].type == CINERGYT2_RC_EVENT_TYPE_NEC &&
-		    rc_events[n].value == ~0) {
+		    rc_events[n].value == cpu_to_le32(~0)) {
 			/* keyrepeat bit -> just repeat last rc_input_event */
 		} else {
 			cinergyt2->rc_input_event = KEY_MAX;
@@ -795,7 +799,7 @@ static void cinergyt2_query_rc (struct work_struct *work)
 
 		if (cinergyt2->rc_input_event != KEY_MAX) {
 			if (rc_events[n].value == cinergyt2->rc_last_code &&
-			    cinergyt2->rc_last_code != ~0) {
+			    cinergyt2->rc_last_code != cpu_to_le32(~0)) {
 				/* emit a key-up so the double event is recognized */
 				dprintk(1, "rc_input_event=%d UP\n", cinergyt2->rc_input_event);
 				input_report_key(cinergyt2->rc_input_dev,
@@ -829,7 +833,7 @@ static int cinergyt2_register_rc(struct cinergyt2 *cinergyt2)
 	usb_make_path(cinergyt2->udev, cinergyt2->phys, sizeof(cinergyt2->phys));
 	strlcat(cinergyt2->phys, "/input0", sizeof(cinergyt2->phys));
 	cinergyt2->rc_input_event = KEY_MAX;
-	cinergyt2->rc_last_code = ~0;
+	cinergyt2->rc_last_code = cpu_to_le32(~0);
 	INIT_DELAYED_WORK(&cinergyt2->rc_query_work, cinergyt2_query_rc);
 
 	input_dev->name = DRIVER_NAME " remote control";
@@ -840,8 +844,8 @@ static int cinergyt2_register_rc(struct cinergyt2 *cinergyt2)
 	input_dev->keycodesize = 0;
 	input_dev->keycodemax = 0;
 	input_dev->id.bustype = BUS_USB;
-	input_dev->id.vendor = cinergyt2->udev->descriptor.idVendor;
-	input_dev->id.product = cinergyt2->udev->descriptor.idProduct;
+	input_dev->id.vendor = le16_to_cpu(cinergyt2->udev->descriptor.idVendor);
+	input_dev->id.product = le16_to_cpu(cinergyt2->udev->descriptor.idProduct);
 	input_dev->id.version = 1;
 	input_dev->dev.parent = &cinergyt2->udev->dev;
 
@@ -889,18 +893,16 @@ static void cinergyt2_query (struct work_struct *work)
 	char cmd [] = { CINERGYT2_EP1_GET_TUNER_STATUS };
 	struct dvbt_get_status_msg *s = &cinergyt2->status;
 	uint8_t lock_bits;
-	uint32_t unc;
 
 	if (cinergyt2->disconnect_pending || mutex_lock_interruptible(&cinergyt2->sem))
 		return;
 
-	unc = s->uncorrected_block_count;
 	lock_bits = s->lock_bits;
 
 	cinergyt2_command(cinergyt2, cmd, sizeof(cmd), (char *) s, sizeof(*s));
 
-	unc += le32_to_cpu(s->uncorrected_block_count);
-	s->uncorrected_block_count = unc;
+	cinergyt2->uncorrected_block_count +=
+		le32_to_cpu(s->uncorrected_block_count);
 
 	if (lock_bits != s->lock_bits) {
 		wake_up_interruptible(&cinergyt2->poll_wq);
diff --git a/drivers/media/dvb/dvb-core/dvb_net.c b/drivers/media/dvb/dvb-core/dvb_net.c
index 56d871cfd7f..c2334aef414 100644
--- a/drivers/media/dvb/dvb-core/dvb_net.c
+++ b/drivers/media/dvb/dvb-core/dvb_net.c
@@ -168,7 +168,7 @@ struct dvb_net_priv {
  *  stolen from eth.c out of the linux kernel, hacked for dvb-device
  *  by Michael Holzt <kju@debian.org>
  */
-static unsigned short dvb_net_eth_type_trans(struct sk_buff *skb,
+static __be16 dvb_net_eth_type_trans(struct sk_buff *skb,
 				      struct net_device *dev)
 {
 	struct ethhdr *eth;
@@ -277,10 +277,10 @@ static int handle_one_ule_extension( struct dvb_net_priv *p )
 			if(ext_len >= 0) {
 				p->ule_next_hdr += ext_len;
 				if (!p->ule_bridged) {
-					p->ule_sndu_type = ntohs(*(unsigned short *)p->ule_next_hdr);
+					p->ule_sndu_type = ntohs(*(__be16 *)p->ule_next_hdr);
 					p->ule_next_hdr += 2;
 				} else {
-					p->ule_sndu_type = ntohs(*(unsigned short *)(p->ule_next_hdr + ((p->ule_dbit ? 2 : 3) * ETH_ALEN)));
+					p->ule_sndu_type = ntohs(*(__be16 *)(p->ule_next_hdr + ((p->ule_dbit ? 2 : 3) * ETH_ALEN)));
 					/* This assures the extension handling loop will terminate. */
 				}
 			}
@@ -294,7 +294,7 @@ static int handle_one_ule_extension( struct dvb_net_priv *p )
 		if (ule_optional_ext_handlers[htype])
 			(void)ule_optional_ext_handlers[htype]( p );
 		p->ule_next_hdr += ext_len;
-		p->ule_sndu_type = ntohs( *(unsigned short *)(p->ule_next_hdr-2) );
+		p->ule_sndu_type = ntohs( *(__be16 *)(p->ule_next_hdr-2) );
 		/*
 		 * note: the length of the next header type is included in the
 		 * length of THIS optional extension header
@@ -594,8 +594,8 @@ static void dvb_net_ule( struct net_device *dev, const u8 *buf, size_t buf_len )
 		/* Check for complete payload. */
 		if (priv->ule_sndu_remain <= 0) {
 			/* Check CRC32, we've got it in our skb already. */
-			unsigned short ulen = htons(priv->ule_sndu_len);
-			unsigned short utype = htons(priv->ule_sndu_type);
+			__be16 ulen = htons(priv->ule_sndu_len);
+			__be16 utype = htons(priv->ule_sndu_type);
 			const u8 *tail;
 			struct kvec iov[3] = {
 				{ &ulen, sizeof ulen },
diff --git a/drivers/media/dvb/dvb-usb/Kconfig b/drivers/media/dvb/dvb-usb/Kconfig
index cf4584e48b6..f00a0eb4042 100644
--- a/drivers/media/dvb/dvb-usb/Kconfig
+++ b/drivers/media/dvb/dvb-usb/Kconfig
@@ -1,6 +1,6 @@
 config DVB_USB
 	tristate "Support for various USB DVB devices"
-	depends on DVB_CORE && USB && I2C
+	depends on DVB_CORE && USB && I2C && INPUT
 	depends on HOTPLUG	# due to FW_LOADER
 	select FW_LOADER
 	help
diff --git a/drivers/media/dvb/dvb-usb/dib0700_devices.c b/drivers/media/dvb/dvb-usb/dib0700_devices.c
index 346223856f5..c4d40fe01d5 100644
--- a/drivers/media/dvb/dvb-usb/dib0700_devices.c
+++ b/drivers/media/dvb/dvb-usb/dib0700_devices.c
@@ -111,8 +111,8 @@ static int bristol_tuner_attach(struct dvb_usb_adapter *adap)
 	struct i2c_adapter *tun_i2c = dib3000mc_get_tuner_i2c_master(adap->fe, 1);
 	s8 a;
 	int if1=1220;
-	if (adap->dev->udev->descriptor.idVendor  == USB_VID_HAUPPAUGE &&
-		adap->dev-