merge: from v4l-dvb

15 files changed, 107 insertions, 74 deletions

diff --git a/linux/drivers/media/video/bt819.c b/linux/drivers/media/video/bt819.c
index 402bccaf7..90be239cc 100644
--- a/linux/drivers/media/video/bt819.c
+++ b/linux/drivers/media/video/bt819.c
@@ -517,7 +517,7 @@ bt819_detect_client (struct i2c_adapter *adapter,
 
 	dprintk(1,
 		KERN_INFO
-		"saa7111.c: detecting bt819 client on address 0x%x\n",
+		"bt819: detecting bt819 client on address 0x%x\n",
 		address << 1);
 
 	/* Check if the adapter supports the needed features */
diff --git a/linux/drivers/media/video/cx18/cx18-av-firmware.c b/linux/drivers/media/video/cx18/cx18-av-firmware.c
index 6fa3b01a1..834b92482 100644
--- a/linux/drivers/media/video/cx18/cx18-av-firmware.c
+++ b/linux/drivers/media/video/cx18/cx18-av-firmware.c
@@ -30,7 +30,7 @@ int cx18_av_loadfw(struct cx18 *cx)
 	const struct firmware *fw = NULL;
 	u32 size;
 	u32 v;
-	u8 *ptr;
+	const u8 *ptr;
 	int i;
 	int retries = 0;
 
diff --git a/linux/drivers/media/video/gspca/gspca.c b/linux/drivers/media/video/gspca/gspca.c
index eb7abbaa8..cb07f2b2e 100644
--- a/linux/drivers/media/video/gspca/gspca.c
+++ b/linux/drivers/media/video/gspca/gspca.c
@@ -219,7 +219,7 @@ struct gspca_frame *gspca_frame_add(struct gspca_dev *gspca_dev,
 	if (len > 0) {
 		if (frame->data_end - frame->data + len
 						 > frame->v4l2_buf.length) {
-			PDEBUG(D_ERR|D_PACK, "frame overflow %d > %d",
+			PDEBUG(D_ERR|D_PACK, "frame overflow %zd > %d",
 				frame->data_end - frame->data + len,
 				frame->v4l2_buf.length);
 			packet_type = DISCARD_PACKET;
@@ -1567,7 +1567,7 @@ static ssize_t dev_read(struct file *file, char __user *data,
 	struct timeval timestamp;
 	int n, ret, ret2;
 
-	PDEBUG(D_FRAM, "read (%d)", count);
+	PDEBUG(D_FRAM, "read (%zd)", count);
 	if (!gspca_dev->present)
 		return -ENODEV;
 	switch (gspca_dev->memory) {
@@ -1618,7 +1618,7 @@ static ssize_t dev_read(struct file *file, char __user *data,
 	ret = copy_to_user(data, frame->data, count);
 	if (ret != 0) {
 		PDEBUG(D_ERR|D_STREAM,
-			"read cp to user lack %d / %d", ret, count);
+			"read cp to user lack %d / %zd", ret, count);
 		ret = -EFAULT;
 		goto out;
 	}
diff --git a/linux/drivers/media/video/ivtv/ivtvfb.c b/linux/drivers/media/video/ivtv/ivtvfb.c
index 14f93341f..bdfda48e5 100644
--- a/linux/drivers/media/video/ivtv/ivtvfb.c
+++ b/linux/drivers/media/video/ivtv/ivtvfb.c
@@ -417,10 +417,11 @@ static ssize_t ivtvfb_write(struct fb_info *info, const char __user *buf,
 	if (!err) {
 		/* If transfer size > threshold and both src/dst
 		addresses are aligned, use DMA */
-		if (count >= 4096 && ((u32)buf & 3) == ((u32)dst & 3)) {
+		if (count >= 4096 &&
+		    ((unsigned long)buf & 3) == ((unsigned long)dst & 3)) {
 			/* Odd address = can't DMA. Align */
-			if ((u32)dst & 3) {
-				lead = 4 - ((u32)dst & 3);
+			if ((unsigned long)dst & 3) {
+				lead = 4 - ((unsigned long)dst & 3);
 				memcpy(dst, buf, lead);
 				buf += lead;
 				dst += lead;
diff --git a/linux/drivers/media/video/ov7670.c b/linux/drivers/media/video/ov7670.c
index fb8c607fc..dcf7678a8 100644
--- a/linux/drivers/media/video/ov7670.c
+++ b/linux/drivers/media/video/ov7670.c
@@ -407,8 +407,10 @@ static int ov7670_read(struct i2c_client *c, unsigned char reg,
 	int ret;
 
 	ret = i2c_smbus_read_byte_data(c, reg);
-	if (ret >= 0)
+	if (ret >= 0) {
 		*value = (unsigned char) ret;
+		ret = 0;
+	}
 	return ret;
 }
 
@@ -702,17 +704,17 @@ static int ov7670_try_fmt(struct i2c_client *c, struct v4l2_format *fmt,
 	for (index = 0; index < N_OV7670_FMTS; index++)
 		if (ov7670_formats[index].pixelformat == pix->pixelformat)
 			break;
-	if (index >= N_OV7670_FMTS)
-		return -EINVAL;
+	if (index >= N_OV7670_FMTS) {
+		/* default to first format */
+		index = 0;
+		pix->pixelformat = ov7670_formats[0].pixelformat;
+	}
 	if (ret_fmt != NULL)
 		*ret_fmt = ov7670_formats + index;
 	/*
 	 * Fields: the OV devices claim to be progressive.
 	 */
-	if (pix->field == V4L2_FIELD_ANY)
-		pix->field = V4L2_FIELD_NONE;
-	else if (pix->field != V4L2_FIELD_NONE)
-		return -EINVAL;
+	pix->field = V4L2_FIELD_NONE;
 	/*
 	 * Round requested image size down to the nearest
 	 * we support, but not below the smallest.
diff --git a/linux/drivers/media/video/ovcamchip/ovcamchip_core.c b/linux/drivers/media/video/ovcamchip/ovcamchip_core.c
index 8063e33f1..065c24541 100644
--- a/linux/drivers/media/video/ovcamchip/ovcamchip_core.c
+++ b/linux/drivers/media/video/ovcamchip/ovcamchip_core.c
@@ -297,7 +297,6 @@ static int ovcamchip_attach(struct i2c_adapter *adap)
 	switch (adap->id) {
 	case I2C_HW_SMBUS_OV511:
 	case I2C_HW_SMBUS_OV518:
-	case I2C_HW_SMBUS_OVFX2:
 	case I2C_HW_SMBUS_W9968CF:
 		PDEBUG(1, "Adapter ID 0x%06x accepted", adap->id);
 		break;
diff --git a/linux/drivers/media/video/s2255drv.c b/linux/drivers/media/video/s2255drv.c
index aca8c3d90..6eb396ffc 100644
--- a/linux/drivers/media/video/s2255drv.c
+++ b/linux/drivers/media/video/s2255drv.c
@@ -68,17 +68,17 @@
 /* maximum time for DSP to start responding after last FW word loaded(ms) */
 #define S2255_DSP_BOOTTIME      400
 /* maximum time to wait for firmware to load (ms) */
-#define S2255_LOAD_TIMEOUT      (5000+S2255_DSP_BOOTTIME)
+#define S2255_LOAD_TIMEOUT      (5000 + S2255_DSP_BOOTTIME)
 #define S2255_DEF_BUFS          16
 #define MAX_CHANNELS		4
 #define FRAME_MARKER		0x2255DA4AL
-#define MAX_PIPE_USBBLOCK	(40*1024)
-#define DEFAULT_PIPE_USBBLOCK	(16*1024)
+#define MAX_PIPE_USBBLOCK	(40 * 1024)
+#define DEFAULT_PIPE_USBBLOCK	(16 * 1024)
 #define MAX_CHANNELS		4
 #define MAX_PIPE_BUFFERS	1
 #define SYS_FRAMES		4
 /* maximum size is PAL full size plus room for the marker header(s) */
-#define SYS_FRAMES_MAXSIZE	(720*288*2*2 + 4096)
+#define SYS_FRAMES_MAXSIZE	(720 * 288 * 2 * 2 + 4096)
 #define DEF_USB_BLOCK		(4096)
 #define LINE_SZ_4CIFS_NTSC	640
 #define LINE_SZ_2CIFS_NTSC	640
@@ -169,7 +169,7 @@ struct s2255_bufferi {
 
 #define DEF_MODEI_NTSC_CONT	{FORMAT_NTSC, DEF_SCALE, DEF_COLOR,	\
 			DEF_FDEC, DEF_BRIGHT, DEF_CONTRAST, DEF_SATURATION, \
-			DEF_HUE, 0, DEF_USB_BLOCK, 0 }
+			DEF_HUE, 0, DEF_USB_BLOCK, 0}
 
 struct s2255_dmaqueue {
 	struct list_head	active;
@@ -276,6 +276,10 @@ struct s2255_fh {
 	struct s2255_mode	mode;
 };
 
+/*
+ * TODO: fixme S2255_MAX_USERS. Do not limit open driver handles.
+ * Limit V4L to one stream at a time.
+ */
 #define S2255_MAX_USERS         1
 
 #define CUR_USB_FWVER	774	/* current cypress EEPROM firmware version */
@@ -294,7 +298,7 @@ struct s2255_fh {
 #define PREFIX_SIZE		512
 
 /* Channels on box are in reverse order */
-static unsigned long G_chnmap[MAX_CHANNELS] = { 3, 2, 1, 0 };
+static unsigned long G_chnmap[MAX_CHANNELS] = {3, 2, 1, 0};
 
 static LIST_HEAD(s2255_devlist);
 
@@ -330,11 +334,11 @@ static unsigned int vid_limit = 16;	/* Video memory limit, in Mb */
 /* start video number */
 static int video_nr = -1;	/* /dev/videoN, -1 for autodetect */
 
-module_param(debug, int, 0);
+module_param(debug, int, 0644);
 MODULE_PARM_DESC(debug, "Debug level(0-100) default 0");
-module_param(vid_limit, int, 0);
+module_param(vid_limit, int, 0644);
 MODULE_PARM_DESC(vid_limit, "video memory limit(Mb)");
-module_param(video_nr, int, 0);
+module_param(video_nr, int, 0644);
 MODULE_PARM_DESC(video_nr, "start video minor(-1 default autodetect)");
 
 /* USB device table */
@@ -438,7 +442,10 @@ static int norm_minh(struct video_device *vdev)
 }
 
 
-/* converts 2255 planar format to yuyv or uyvy */
+/*
+ * TODO: fixme: move YUV reordering to hardware
+ * converts 2255 planar format to yuyv or uyvy
+ */
 static void planar422p_to_yuv_packed(const unsigned char *in,
 				     unsigned char *out,
 				     int width, int height,
@@ -503,7 +510,7 @@ static void s2255_fwchunk_complete(struct urb *urb)
 	struct usb_device *udev = urb->dev;
 	int len;
 	dprintk(100, "udev %p urb %p", udev, urb);
-
+	/* TODO: fixme.  reflect change in status */
 	if (urb->status) {
 		dev_err(&udev->dev, "URB failed with status %d", urb->status);
 		return;
@@ -683,7 +690,7 @@ static int buffer_setup(struct videobuf_queue *vq, unsigned int *count,
 	if (0 == *count)
 		*count = S2255_DEF_BUFS;
 
-	while (*size * *count > vid_limit * 1024 * 1024)
+	while (*size * (*count) > vid_limit * 1024 * 1024)
 		(*count)--;
 
 	return 0;
@@ -790,7 +797,7 @@ static int res_get(struct s2255_dev *dev, struct s2255_fh *fh)
 
 static int res_locked(struct s2255_dev *dev, struct s2255_fh *fh)
 {
-	return (dev->resources[fh->channel]);
+	return dev->resources[fh->channel];
 }
 
 static void res_free(struct s2255_dev *dev, struct s2255_fh *fh)
@@ -807,7 +814,8 @@ static int vidioc_querycap(struct file *file, void *priv,
 	struct s2255_dev *dev = fh->dev;
 	strlcpy(cap->driver, "s2255", sizeof(cap->driver));
 	strlcpy(cap->card, "s2255", sizeof(cap->card));
-	strlcpy(cap->bus_info, dev_name(&dev->udev->dev), sizeof(cap->bus_info));
+	strlcpy(cap->bus_info, dev_name(&dev->udev->dev),
+		sizeof(cap->bus_info));
 	cap->version = S2255_VERSION;
 	cap->capabilities = V4L2_CAP_VIDEO_CAPTURE | V4L2_CAP_STREAMING;
 	return 0;
@@ -840,8 +848,7 @@ static int vidioc_g_fmt_vid_cap(struct file *file, void *priv,
 	f->fmt.pix.pixelformat = fh->fmt->fourcc;
 	f->fmt.pix.bytesperline = f->fmt.pix.width * (fh->fmt->depth >> 3);
 	f->fmt.pix.sizeimage = f->fmt.pix.height * f->fmt.pix.bytesperline;
-
-	return (0);
+	return 0;
 }
 
 static int vidioc_try_fmt_vid_cap(struct file *file, void *priv,
@@ -962,7 +969,7 @@ static int vidioc_s_fmt_vid_cap(struct file *file, void *priv,
 	ret = vidioc_try_fmt_vid_cap(file, fh, f);
 
 	if (ret < 0)
-		return (ret);
+		return ret;
 
 	fmt = format_by_fourcc(f->fmt.pix.pixelformat);
 
@@ -1337,7 +1344,7 @@ static int vidioc_enum_input(struct file *file, void *priv,
 	inp->type = V4L2_INPUT_TYPE_CAMERA;
 	inp->std = S2255_NORMS;
 	strlcpy(inp->name, "Camera", sizeof(inp->name));
-	return (0);
+	return 0;
 }
 
 static int vidioc_g_input(struct file *file, void *priv, unsigned int *i)
@@ -1361,7 +1368,7 @@ static int vidioc_queryctrl(struct file *file, void *priv,
 	for (i = 0; i < ARRAY_SIZE(s2255_qctrl); i++)
 		if (qc->id && qc->id == s2255_qctrl[i].id) {
 			memcpy(qc, &(s2255_qctrl[i]), sizeof(*qc));
-			return (0);
+			return 0;
 		}
 
 	dprintk(4, "query_ctrl -EINVAL %d\n", qc->id);
@@ -1376,7 +1383,7 @@ static int vidioc_g_ctrl(struct file *file, void *priv,
 	for (i = 0; i < ARRAY_SIZE(s2255_qctrl); i++)
 		if (ctrl->id == s2255_qctrl[i].id) {
 			ctrl->value = qctl_regs[i];
-			return (0);
+			return 0;
 		}
 	dprintk(4, "g_ctrl -EINVAL\n");
 
@@ -1396,7 +1403,7 @@ static int vidioc_s_ctrl(struct file *file, void *priv,
 		if (ctrl->id == s2255_qctrl[i].id) {
 			if (ctrl->value < s2255_qctrl[i].minimum ||
 			    ctrl->value > s2255_qctrl[i].maximum)
-				return (-ERANGE);
+				return -ERANGE;
 
 			qctl_regs[i] = ctrl->value;
 			/* update the mode to the corresponding value */
@@ -1572,6 +1579,11 @@ static void s2255_destroy(struct kref *kref)
 		usb_free_urb(dev->fw_data->fw_urb);
 		dev->fw_data->fw_urb = NULL;
 	}
+	/*
+	 * TODO: fixme(above, below): potentially leaving timers alive.
+	 *                            do not ignore timeout below if
+	 *                            it occurs.
+	 */
 
 	/* make sure we aren't waiting for the DSP */
 	if (atomic_read(&dev->fw_data->fw_state) == S2255_FW_LOADED_DSPWAIT) {
@@ -1583,15 +1595,12 @@ static void s2255_destroy(struct kref *kref)
 	}
 
 	if (dev->fw_data) {
+		if (dev->fw_data->fw)
+			release_firmware(dev->fw_data->fw);
 		kfree(dev->fw_data->pfw_data);
 		kfree(dev->fw_data);
 	}
 
-	if (dev->fw_data->fw) {
-		release_firmware(dev->fw_data->fw);
-		dev->fw_data->fw = NULL;
-	}
-
 	usb_put_dev(dev->udev);
 	dprintk(1, "%s", __func__);
 	kfree(dev);
diff --git a/linux/drivers/media/video/saa7134/saa7134-cards.c b/linux/drivers/media/video/saa7134/saa7134-cards.c
index f772e9da9..a2a4ca6f8 100644
--- a/linux/drivers/media/video/saa7134/saa7134-cards.c
+++ b/linux/drivers/media/video/saa7134/saa7134-cards.c
@@ -1287,6 +1287,22 @@ struct saa7134_board saa7134_boards[] = {
 			.vmux = 8,
 		}},
 	},
+	[SAA7134_BOARD_AVERMEDIA_M103] = {
+		/* Massimo Piccioni <dafastidio@libero.it> */
+		.name           = "AVerMedia MiniPCI DVB-T Hybrid M103",
+		.audio_clock    = 0x187de7,
+		.tuner_type     = TUNER_XC2028,
+		.radio_type     = UNSET,
+		.tuner_addr     = ADDR_UNSET,
+		.radio_addr     = ADDR_UNSET,
+		 .mpeg           = SAA7134_MPEG_DVB,
+		 .inputs         = {{
+			 .name = name_tv,
+			 .vmux = 1,
+			 .amux = TV,
+			 .tv   = 1,
+		 } },
+	},
 	[SAA7134_BOARD_NOVAC_PRIMETV7133] = {
 		/* toshii@netbsd.org */
 		.name           = "Noval Prime TV 7133",
@@ -5416,6 +5432,12 @@ struct pci_device_id saa7134_pci_tbl[] = {
 		.subdevice    = 0x6290,
 		.driver_data  = SAA7134_BOARD_BEHOLD_H6,
 	}, {
+		.vendor       = PCI_VENDOR_ID_PHILIPS,
+		.device       = PCI_DEVICE_ID_PHILIPS_SAA7133,
+		.subvendor    = 0x1461, /* Avermedia Technologies Inc */
+		.subdevice    = 0xf636,
+		.driver_data  = SAA7134_BOARD_AVERMEDIA_M103,
+	}, {
 		/* --- boards without eeprom + subsystem ID --- */
 		.vendor       = PCI_VENDOR_ID_PHILIPS,
 		.device       = PCI_DEVICE_ID_PHILIPS_SAA7134,
@@ -5517,6 +5539,7 @@ static int saa7134_xc2028_callback(struct saa7134_dev *dev,
 		saa_andorl(SAA7134_GPIO_GPSTATUS0 >> 2, 0x00008000, 0x00008000);
 		switch (dev->board) {
 		case SAA7134_BOARD_AVERMEDIA_CARDBUS_506:
+		case SAA7134_BOARD_AVERMEDIA_M103:
 			saa7134_set_gpio(dev, 23, 0);
 			msleep(10);
 			saa7134_set_gpio(dev, 23, 1);
@@ -5750,6 +5773,7 @@ int saa7134_board_init1(struct saa7134_dev *dev)
 		msleep(10);
 		break;
 	case SAA7134_BOARD_AVERMEDIA_CARDBUS_506:
+	case SAA7134_BOARD_AVERMEDIA_M103:
 		saa7134_set_gpio(dev, 23, 0);
 		msleep(10);
 		saa7134_set_gpio(dev, 23, 1);
@@ -5877,6 +5901,7 @@ static void saa7134_tuner_setup(struct saa7134_dev *dev)
 		switch (dev->board) {
 		case SAA7134_BOARD_AVERMEDIA_A16D:
 		case SAA7134_BOARD_AVERMEDIA_CARDBUS_506:
+		case SAA7134_BOARD_AVERMEDIA_M103:
 			ctl.demod = XC3028_FE_ZARLINK456;
 			break;
 		default:
diff --git a/linux/drivers/media/video/saa7134/saa7134-dvb.c b/linux/drivers/media/video/saa7134/saa7134-dvb.c
index 3cadbad1d..ef8baf5fe 100644
--- a/linux/drivers/media/video/saa7134/saa7134-dvb.c
+++ b/linux/drivers/media/video/saa7134/saa7134-dvb.c
@@ -1263,6 +1263,7 @@ static int dvb_init(struct saa7134_dev *dev)
 						&avermedia_xc3028_mt352_dev,
 						&dev->i2c_adap);
 		attach_xc3028 = 1;
+		break;
 #if 0
 	/*FIXME: What frontend does Videomate T750 use? */
 	case SAA7134_BOARD_VIDEOMATE_T750:
@@ -1294,6 +1295,15 @@ static int dvb_init(struct saa7134_dev *dev)
 			fe->ops.enable_high_lnb_voltage = md8800_set_high_voltage;
 		}
 		break;
+	case SAA7134_BOARD_AVERMEDIA_M103:
+		saa7134_set_gpio(dev, 25, 0);
+		msleep(10);
+		saa7134_set_gpio(dev, 25, 1);
+		dev->dvb.frontend = dvb_attach(mt352_attach,
+						&avermedia_xc3028_mt352_dev,
+						&dev->i2c_adap);
+		attach_xc3028 = 1;
+		break;
 	default:
 		wprintk("Huh? unknown DVB card?\n");
 		break;
diff --git a/linux/drivers/media/video/saa7134/saa7134.h b/linux/drivers/media/video/saa7134/saa7134.h
index 6afbc0c57..4a9bebb2d 100644
--- a/linux/drivers/media/video/saa7134/saa7134.h
+++ b/linux/drivers/media/video/saa7134/saa7134.h
@@ -267,6 +267,7 @@ struct saa7134_format {
 #define SAA7134_BOARD_BEHOLD_H6      142
 #define SAA7134_BOARD_BEHOLD_M63      143
 #define SAA7134_BOARD_BEHOLD_M6_EXTRA    144
+#define SAA7134_BOARD_AVERMEDIA_M103    145
 
 #define SAA7134_MAXBOARDS 8
 #define SAA7134_INPUT_MAX 8
diff --git a/linux/drivers/media/video/tvaudio.c b/linux/drivers/media/video/tvaudio.c
index 84e2c43b7..53ece95db 100644
--- a/linux/drivers/media/video/tvaudio.c
+++ b/linux/drivers/media/video/tvaudio.c
@@ -72,7 +72,6 @@ typedef struct AUDIOCMD {
 /* chip description */
 struct CHIPDESC {
 	char       *name;             /* chip name         */
-	int        id;                /* ID */
 	int        addr_lo, addr_hi;  /* i2c address range */
 	int        registers;         /* # of registers    */
 
@@ -1264,7 +1263,6 @@ module_param(ta8874z, int, 0444);
 static struct CHIPDESC chiplist[] = {
 	{
 		.name       = "tda9840",
-		.id         = I2C_DRIVERID_TDA9840,
 		.insmodopt  = &tda9840,
 		.addr_lo    = I2C_ADDR_TDA9840 >> 1,
 		.addr_hi    = I2C_ADDR_TDA9840 >> 1,
@@ -1280,7 +1278,6 @@ static struct CHIPDESC chiplist[] = {
 	},
 	{
 		.name       = "tda9873h",
-		.id         = I2C_DRIVERID_TDA9873,
 		.checkit    = tda9873_checkit,
 		.insmodopt  = &tda9873,
 		.addr_lo    = I2C_ADDR_TDA985x_L >> 1,
@@ -1301,7 +1298,6 @@ static struct CHIPDESC chiplist[] = {
 	},
 	{
 		.name       = "tda9874h/a",
-		.id         = I2C_DRIVERID_TDA9874,
 		.checkit    = tda9874a_checkit,
 		.initialize = tda9874a_initialize,
 		.insmodopt  = &tda9874a,
@@ -1314,7 +1310,6 @@ static struct CHIPDESC chiplist[] = {
 	},
 	{
 		.name       = "tda9850",
-		.id         = I2C_DRIVERID_TDA9850,
 		.insmodopt  = &tda9850,
 		.addr_lo    = I2C_ADDR_TDA985x_L >> 1,
 		.addr_hi    = I2C_ADDR_TDA985x_H >> 1,
@@ -1327,7 +1322,6 @@ static struct CHIPDESC chiplist[] = {
 	},
 	{
 		.name       = "tda9855",
-		.id         = I2C_DRIVERID_TDA9855,
 		.insmodopt  = &tda9855,
 		.addr_lo    = I2C_ADDR_TDA985x_L >> 1,
 		.addr_hi    = I2C_ADDR_TDA985x_H >> 1,
@@ -1352,7 +1346,6 @@ static struct CHIPDESC chiplist[] = {
 	},
 	{
 		.name       = "tea6300",
-		.id         = I2C_DRIVERID_TEA6300,
 		.insmodopt  = &tea6300,
 		.addr_lo    = I2C_ADDR_TEA6300 >> 1,
 		.addr_hi    = I2C_ADDR_TEA6300 >> 1,
@@ -1373,7 +1366,6 @@ static struct CHIPDESC chiplist[] = {
 	},
 	{
 		.name       = "tea6320",
-		.id         = I2C_DRIVERID_TEA6300,
 		.initialize = tea6320_initialize,
 		.insmodopt  = &tea6320,
 		.addr_lo    = I2C_ADDR_TEA6300 >> 1,
@@ -1395,7 +1387,6 @@ static struct CHIPDESC chiplist[] = {
 	},
 	{
 		.name       = "tea6420",
-		.id         = I2C_DRIVERID_TEA6420,
 		.insmodopt  = &tea6420,
 		.addr_lo    = I2C_ADDR_TEA6420 >> 1,
 		.addr_hi    = I2C_ADDR_TEA6420 >> 1,
@@ -1408,7 +1399,6 @@ static struct CHIPDESC chiplist[] = {
 	},
 	{
 		.name       = "tda8425",
-		.id         = I2C_DRIVERID_TDA8425,
 		.insmodopt  = &tda8425,
 		.addr_lo    = I2C_ADDR_TDA8425 >> 1,
 		.addr_hi    = I2C_ADDR_TDA8425 >> 1,
@@ -1432,7 +1422,6 @@ static struct CHIPDESC chiplist[] = {
 	},
 	{
 		.name       = "pic16c54 (PV951)",
-		.id         = I2C_DRIVERID_PIC16C54_PV9,
 		.insmodopt  = &pic16c54,
 		.addr_lo    = I2C_ADDR_PIC16C54 >> 1,
 		.addr_hi    = I2C_ADDR_PIC16C54>> 1,
@@ -1448,8 +1437,6 @@ static struct CHIPDESC chiplist[] = {
 	},
 	{
 		.name       = "ta8874z",
-		.id         = -1,
-		/*.id         = I2C_DRIVERID_TA8874Z, */
 		.checkit    = ta8874z_checkit,
 		.insmodopt  = &ta8874z,
 		.addr_lo    = I2C_ADDR_TDA9840 >> 1,
diff --git a/linux/drivers/media/video/uvc/uvc_driver.c b/linux/drivers/media/video/uvc/uvc_driver.c
index 2c0b16960..f2b2983fe 100644
--- a/linux/drivers/media/video/uvc/uvc_driver.c
+++ b/linux/drivers/media/video/uvc/uvc_driver.c
@@ -1633,13 +1633,16 @@ static void uvc_disconnect(struct usb_interface *intf)
 	 * reference to the uvc_device instance after uvc_v4l2_open() received
 	 * the pointer to the device (video_devdata) but before it got the
 	 * chance to increase the reference count (kref_get).
+	 *
+	 * Note that the reference can't be released with the lock held,
+	 * otherwise a AB-BA deadlock can occur with videodev_lock that
+	 * videodev acquires in videodev_open() and video_unregister_device().
 	 */
 	mutex_lock(&uvc_driver.open_mutex);
-
 	dev->state |= UVC_DEV_DISCONNECTED;
-	kref_put(&dev->kref, uvc_delete);
-
 	mutex_unlock(&uvc_driver.open_mutex);
+
+	kref_put(&dev->kref, uvc_delete);
 }
 
 static int uvc_suspend(struct usb_interface *intf, pm_message_t message)
@@ -1826,6 +1829,15 @@ static struct usb_device_id uvc_ids[] = {
 	  .bInterfaceSubClass	= 1,
 	  .bInterfaceProtocol	= 0,
 	  .driver_info		= UVC_QUIRK_STREAM_NO_FID },
+	/* Asus F9SG */
+	{ .match_flags		= USB_DEVICE_ID_MATCH_DEVICE
+				| USB_DEVICE_ID_MATCH_INT_INFO,
+	  .idVendor		= 0x174f,
+	  .idProduct		= 0x8a31,
+	  .bInterfaceClass	= USB_CLASS_VIDEO,
+	  .bInterfaceSubClass	= 1,
+	  .bInterfaceProtocol	= 0,
+	  .driver_info		= UVC_QUIRK_STREAM_NO_FID },
 	/* Syntek (Asus U3S) */
 	{ .match_flags		= USB_DEVICE_ID_MATCH_DEVICE
 				| USB_DEVICE_ID_MATCH_INT_INFO,
diff --git a/linux/drivers/media/video/uvc/uvc_v4l2.c b/linux/drivers/media/video/uvc/uvc_v4l2.c
index 0456bbdcd..b5a11eb8f 100644
--- a/linux/drivers/media/video/uvc/uvc_v4l2.c
+++ b/linux/drivers/media/video/uvc/uvc_v4l2.c
@@ -1032,7 +1032,7 @@ static int uvc_v4l2_mmap(struct file *file, struct vm_area_struct *vma)
 {
 	struct video_device *vdev = video_devdata(file);
 	struct uvc_video_device *video = video_get_drvdata(vdev);
-	struct uvc_buffer *buffer;
+	struct uvc_buffer *uninitialized_var(buffer);
 	struct page *page;
 	unsigned long addr, start, size;
 	unsigned int i;
diff --git a/linux/drivers/media/video/videobuf-dma-sg.c b/linux/drivers/media/video/videobuf-dma-sg.c
index 39ae44bda..21194d6fe 100644
--- a/linux/drivers/media/video/videobuf-dma-sg.c
+++ b/linux/drivers/media/video/videobuf-dma-sg.c
@@ -81,17 +81,15 @@ struct scatterlist*
 videobuf_pages_to_sg(struct page **pages, int nr_pages, int offset)
 {
 	struct scatterlist *sglist;
-	int i = 0;
+	int i;
 
 	if (NULL == pages[0])
 		return NULL;
-	sglist = kcalloc(nr_pages, sizeof(*sglist), GFP_KERNEL);
+	sglist = kmalloc(nr_pages * sizeof(*sglist), GFP_KERNEL);
 	if (NULL == sglist)
 		return NULL;
 	sg_init_table(sglist, nr_pages);
 
-	if (NULL == pages[0])
-		goto nopage;
 	if (PageHighMem(pages[0]))
 		/* DMA to highmem pages might not work */
 		goto highmem;
diff --git a/linux/drivers/media/video/zoran_card.c b/linux/drivers/media/video/zoran_card.c
index 56d8edecc..cc45ae5cd 100644
--- a/linux/drivers/media/video/zoran_card.c
+++ b/linux/drivers/media/video/zoran_card.c
@@ -359,14 +359,6 @@ i2cid_to_modulename (u16 i2c_id)
 	case I2C_DRIVERID_VPX3220:
 		name = "vpx3220";
 		break;
-/*	case I2C_DRIVERID_VPX3224:
-		name = "vpx3224";
-		break;
-	case I2C_DRIVERID_MSE3000:
-		name = "mse3000";
-		break;*/
-	default:
-		break;
 	}
 
 	return name;
@@ -387,8 +379,6 @@ codecid_to_modulename (u16 codecid)
 	case CODEC_TYPE_ZR36016:
 		name = "zr36016";
 		break;
-	default:
-		break;
 	}
 
 	return name;
@@ -429,7 +419,6 @@ static struct card_info zoran_cards[NUM_CARDS] __devinitdata = {
 		.type = DC10_old,
 		.name = "DC10(old)",
 		.i2c_decoder = I2C_DRIVERID_VPX3220,
-		/*.i2c_encoder = I2C_DRIVERID_MSE3000,*/
 		.video_codec = CODEC_TYPE_ZR36050,
 		.video_vfe = CODEC_TYPE_ZR36016,