merge: http://www.linuxtv.org/hg/~hverkuil/v4l-dvb

From: Mauro Carvalho Chehab <mchehab@redhat.com>



Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>

42 files changed, 122 insertions, 111 deletions

diff --git a/linux/drivers/media/dvb/dvb-usb/af9005-remote.c b/linux/drivers/media/dvb/dvb-usb/af9005-remote.c
index ff00c0e8f..7c596f926 100644
--- a/linux/drivers/media/dvb/dvb-usb/af9005-remote.c
+++ b/linux/drivers/media/dvb/dvb-usb/af9005-remote.c
@@ -25,7 +25,7 @@
  */
 #include "af9005.h"
 /* debug */
-int dvb_usb_af9005_remote_debug;
+static int dvb_usb_af9005_remote_debug;
 module_param_named(debug, dvb_usb_af9005_remote_debug, int, 0644);
 MODULE_PARM_DESC(debug,
 		 "enable (1) or disable (0) debug messages."
diff --git a/linux/drivers/media/dvb/dvb-usb/af9005-script.h b/linux/drivers/media/dvb/dvb-usb/af9005-script.h
index 6eeaae51b..4d6904542 100644
--- a/linux/drivers/media/dvb/dvb-usb/af9005-script.h
+++ b/linux/drivers/media/dvb/dvb-usb/af9005-script.h
@@ -14,7 +14,7 @@ typedef struct {
 	u8 val;
 } RegDesc;
 
-RegDesc script[] = {
+static RegDesc script[] = {
 	{0xa180, 0x0, 0x8, 0xa},
 	{0xa181, 0x0, 0x8, 0xd7},
 	{0xa182, 0x0, 0x8, 0xa3},
diff --git a/linux/drivers/media/dvb/dvb-usb/af9005.c b/linux/drivers/media/dvb/dvb-usb/af9005.c
index cfe71feef..ca5a0a4d2 100644
--- a/linux/drivers/media/dvb/dvb-usb/af9005.c
+++ b/linux/drivers/media/dvb/dvb-usb/af9005.c
@@ -35,17 +35,17 @@ module_param_named(led, dvb_usb_af9005_led, bool, 0644);
 MODULE_PARM_DESC(led, "enable led (default: 1).");
 
 /* eeprom dump */
-int dvb_usb_af9005_dump_eeprom = 0;
+static int dvb_usb_af9005_dump_eeprom;
 module_param_named(dump_eeprom, dvb_usb_af9005_dump_eeprom, int, 0);
 MODULE_PARM_DESC(dump_eeprom, "dump contents of the eeprom.");
 
 DVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nr);
 
 /* remote control decoder */
-int (*rc_decode) (struct dvb_usb_device * d, u8 * data, int len, u32 * event,
-		  int *state);
-void *rc_keys;
-int *rc_keys_size;
+static int (*rc_decode) (struct dvb_usb_device *d, u8 *data, int len,
+		u32 *event, int *state);
+static void *rc_keys;
+static int *rc_keys_size;
 
 u8 regmask[8] = { 0x01, 0x03, 0x07, 0x0f, 0x1f, 0x3f, 0x7f, 0xff };
 
@@ -54,8 +54,8 @@ struct af9005_device_state {
 	int led_state;
 };
 
-int af9005_usb_generic_rw(struct dvb_usb_device *d, u8 * wbuf, u16 wlen,
-			  u8 * rbuf, u16 rlen, int delay_ms)
+static int af9005_usb_generic_rw(struct dvb_usb_device *d, u8 *wbuf, u16 wlen,
+			  u8 *rbuf, u16 rlen, int delay_ms)
 {
 	int actlen, ret = -ENOMEM;
 
@@ -98,12 +98,7 @@ int af9005_usb_generic_rw(struct dvb_usb_device *d, u8 * wbuf, u16 wlen,
 	return ret;
 }
 
-int af9005_usb_generic_write(struct dvb_usb_device *d, u8 * buf, u16 len)
-{
-	return af9005_usb_generic_rw(d, buf, len, NULL, 0, 0);
-}
-
-int af9005_generic_read_write(struct dvb_usb_device *d, u16 reg,
+static int af9005_generic_read_write(struct dvb_usb_device *d, u16 reg,
 			      int readwrite, int type, u8 * values, int len)
 {
 	struct af9005_device_state *st = d->priv;
@@ -765,7 +760,7 @@ static int af9005_boot_packet(struct usb_device *udev, int type, u8 * reply)
 	return 0;
 }
 
-int af9005_download_firmware(struct usb_device *udev, const struct firmware *fw)
+static int af9005_download_firmware(struct usb_device *udev, const struct firmware *fw)
 {
 	int i, packets, ret, act_len;
 
diff --git a/linux/drivers/media/dvb/frontends/cx24110.h b/linux/drivers/media/dvb/frontends/cx24110.h
index 1792adb23..fdcceee91 100644
--- a/linux/drivers/media/dvb/frontends/cx24110.h
+++ b/linux/drivers/media/dvb/frontends/cx24110.h
@@ -33,12 +33,17 @@ struct cx24110_config
 	u8 demod_address;
 };
 
-static inline int cx24110_pll_write(struct dvb_frontend *fe, u32 val) {
-	int r = 0;
-	u8 buf[] = {(u8) (val>>24), (u8) (val>>16), (u8) (val>>8)};
+static inline int cx24110_pll_write(struct dvb_frontend *fe, u32 val)
+{
+	u8 buf[] = {
+		(u8)((val >> 24) & 0xff),
+		(u8)((val >> 16) & 0xff),
+		(u8)((val >> 8) & 0xff)
+	};
+
 	if (fe->ops.write)
-		r = fe->ops.write(fe, buf, 3);
-	return r;
+		return fe->ops.write(fe, buf, 3);
+	return 0;
 }
 
 #if defined(CONFIG_DVB_CX24110) || (defined(CONFIG_DVB_CX24110_MODULE) && defined(MODULE))
diff --git a/linux/drivers/media/dvb/frontends/dib7000m.c b/linux/drivers/media/dvb/frontends/dib7000m.c
index 188f6e853..e6968317d 100644
--- a/linux/drivers/media/dvb/frontends/dib7000m.c
+++ b/linux/drivers/media/dvb/frontends/dib7000m.c
@@ -1320,7 +1320,8 @@ struct i2c_adapter * dib7000m_get_i2c_master(struct dvb_frontend *demod, enum di
 }
 EXPORT_SYMBOL(dib7000m_get_i2c_master);
 
-int dib7000m_i2c_enumeration(struct i2c_adapter *i2c, int no_of_demods, u8 default_addr, struct dib7000m_config cfg[])
+static int dib7000m_i2c_enumeration(struct i2c_adapter *i2c, int no_of_demods,
+		u8 default_addr, struct dib7000m_config cfg[])
 {
 	struct dib7000m_state st = { .i2c_adap = i2c };
 	int k = 0;
diff --git a/linux/drivers/media/dvb/frontends/dvb_dummy_fe.c b/linux/drivers/media/dvb/frontends/dvb_dummy_fe.c
index cb4d8a3b9..db8a937cc 100644
--- a/linux/drivers/media/dvb/frontends/dvb_dummy_fe.c
+++ b/linux/drivers/media/dvb/frontends/dvb_dummy_fe.c
@@ -132,7 +132,7 @@ error:
 
 static struct dvb_frontend_ops dvb_dummy_fe_qpsk_ops;
 
-struct dvb_frontend* dvb_dummy_fe_qpsk_attach()
+struct dvb_frontend *dvb_dummy_fe_qpsk_attach(void)
 {
 	struct dvb_dummy_fe_state* state = NULL;
 
@@ -152,7 +152,7 @@ error:
 
 static struct dvb_frontend_ops dvb_dummy_fe_qam_ops;
 
-struct dvb_frontend* dvb_dummy_fe_qam_attach()
+struct dvb_frontend *dvb_dummy_fe_qam_attach(void)
 {
 	struct dvb_dummy_fe_state* state = NULL;
 
diff --git a/linux/drivers/media/dvb/frontends/sp887x.c b/linux/drivers/media/dvb/frontends/sp887x.c
index 4543609e1..559509ab4 100644
--- a/linux/drivers/media/dvb/frontends/sp887x.c
+++ b/linux/drivers/media/dvb/frontends/sp887x.c
@@ -337,7 +337,8 @@ static int sp887x_setup_frontend_parameters (struct dvb_frontend* fe,
 					     struct dvb_frontend_parameters *p)
 {
 	struct sp887x_state* state = fe->demodulator_priv;
-	int actual_freq, err;
+	unsigned actual_freq;
+	int err;
 	u16 val, reg0xc05;
 
 	if (p->u.ofdm.bandwidth != BANDWIDTH_8_MHZ &&
diff --git a/linux/drivers/media/dvb/ttpci/av7110.c b/linux/drivers/media/dvb/ttpci/av7110.c
index cb0dcf6e7..bb63e2121 100644
--- a/linux/drivers/media/dvb/ttpci/av7110.c
+++ b/linux/drivers/media/dvb/ttpci/av7110.c
@@ -381,9 +381,9 @@ static inline void start_debi_dma(struct av7110 *av7110, int dir,
 		irdebi(av7110, DEBISWAB, addr, 0, len);
 }
 
-static void debiirq(unsigned long data)
+static void debiirq(unsigned long cookie)
 {
-	struct av7110 *av7110 = (struct av7110 *) data;
+	struct av7110 *av7110 = (struct av7110 *)cookie;
 	int type = av7110->debitype;
 	int handle = (type >> 8) & 0x1f;
 	unsigned int xfer = 0;
@@ -492,9 +492,9 @@ debi_done:
 }
 
 /* irq from av7110 firmware writing the mailbox register in the DPRAM */
-static void gpioirq(unsigned long data)
+static void gpioirq(unsigned long cookie)
 {
-	struct av7110 *av7110 = (struct av7110 *) data;
+	struct av7110 *av7110 = (struct av7110 *)cookie;
 	u32 rxbuf, txbuf;
 	int len;
 
@@ -1260,9 +1260,9 @@ static int budget_stop_feed(struct dvb_demux_feed *feed)
 	return status;
 }
 
-static void vpeirq(unsigned long data)
+static void vpeirq(unsigned long cookie)
 {
-	struct av7110 *budget = (struct av7110 *) data;
+	struct av7110 *budget = (struct av7110 *)cookie;
 	u8 *mem = (u8 *) (budget->grabbing);
 	u32 olddma = budget->ttbp;
 	u32 newdma = saa7146_read(budget->dev, PCI_VDP3);
diff --git a/linux/drivers/media/video/cpia2/cpia2_core.c b/linux/drivers/media/video/cpia2/cpia2_core.c
index ce43a054a..8e55d3a21 100644
--- a/linux/drivers/media/video/cpia2/cpia2_core.c
+++ b/linux/drivers/media/video/cpia2/cpia2_core.c
@@ -1563,7 +1563,7 @@ static int config_sensor_500(struct camera_data *cam,
  *
  *  This sets all user changeable properties to the values in cam->params.
  *****************************************************************************/
-int set_all_properties(struct camera_data *cam)
+static int set_all_properties(struct camera_data *cam)
 {
 	/**
 	 * Don't set target_kb here, it will be set later.
@@ -1614,7 +1614,7 @@ void cpia2_save_camera_state(struct camera_data *cam)
  *  get_color_params
  *
  *****************************************************************************/
-void get_color_params(struct camera_data *cam)
+static void get_color_params(struct camera_data *cam)
 {
 	cpia2_do_command(cam, CPIA2_CMD_GET_VP_BRIGHTNESS, TRANSFER_READ, 0);
 	cpia2_do_command(cam, CPIA2_CMD_GET_VP_SATURATION, TRANSFER_READ, 0);
@@ -1907,7 +1907,7 @@ void cpia2_set_saturation(struct camera_data *cam, unsigned char value)
  *  wake_system
  *
  *****************************************************************************/
-void wake_system(struct camera_data *cam)
+static void wake_system(struct camera_data *cam)
 {
 	cpia2_do_command(cam, CPIA2_CMD_SET_WAKEUP, TRANSFER_WRITE, 0);
 }
@@ -1918,7 +1918,7 @@ void wake_system(struct camera_data *cam)
  *
  *  Valid for STV500 sensor only
  *****************************************************************************/
-void set_lowlight_boost(struct camera_data *cam)
+static void set_lowlight_boost(struct camera_data *cam)
 {
 	struct cpia2_command cmd;
 
@@ -2195,7 +2195,7 @@ void cpia2_dbg_dump_registers(struct camera_data *cam)
  *
  *  Sets all values to the defaults
  *****************************************************************************/
-void reset_camera_struct(struct camera_data *cam)
+static void reset_camera_struct(struct camera_data *cam)
 {
 	/***
 	 * The following parameter values are the defaults from the register map.
diff --git a/linux/drivers/media/video/cpia2/cpia2_usb.c b/linux/drivers/media/video/cpia2/cpia2_usb.c
index f23d75c6f..bd9277873 100644
--- a/linux/drivers/media/video/cpia2/cpia2_usb.c
+++ b/linux/drivers/media/video/cpia2/cpia2_usb.c
@@ -486,7 +486,7 @@ int cpia2_usb_change_streaming_alternate(struct camera_data *cam,
  * set_alternate
  *
  *****************************************************************************/
-int set_alternate(struct camera_data *cam, unsigned int alt)
+static int set_alternate(struct camera_data *cam, unsigned int alt)
 {
 	int ret = 0;
 
diff --git a/linux/drivers/media/video/cx23885/cx23885-417.c b/linux/drivers/media/video/cx23885/cx23885-417.c
index 4ac358dd1..25349f6b9 100644
--- a/linux/drivers/media/video/cx23885/cx23885-417.c
+++ b/linux/drivers/media/video/cx23885/cx23885-417.c
@@ -632,7 +632,7 @@ int mc417_memory_read(struct cx23885_dev *dev, u32 address, u32 *value)
 /* ------------------------------------------------------------------ */
 
 /* MPEG encoder API */
-char *cmd_to_str(int cmd)
+static char *cmd_to_str(int cmd)
 {
 	switch (cmd) {
 	case CX2341X_ENC_PING_FW:
diff --git a/linux/drivers/media/video/cx23885/cx23885-vbi.c b/linux/drivers/media/video/cx23885/cx23885-vbi.c
index 0705b9223..4b65552b3 100644
--- a/linux/drivers/media/video/cx23885/cx23885-vbi.c
+++ b/linux/drivers/media/video/cx23885/cx23885-vbi.c
@@ -86,7 +86,9 @@ static int cx23885_start_vbi_dma(struct cx23885_dev    *dev,
 	return 0;
 }
 
-int cx23885_stop_vbi_dma(struct cx23885_dev *dev)
+#if 0
+/* not (yet) used */
+static int cx23885_stop_vbi_dma(struct cx23885_dev *dev)
 {
 	/* stop dma */
 	cx_clear(VID_A_DMA_CTL, 0x00000022);
@@ -96,8 +98,9 @@ int cx23885_stop_vbi_dma(struct cx23885_dev *dev)
 	cx_clear(VID_A_INT_MSK, 0x00000022);
 	return 0;
 }
+#endif
 
-int cx23885_restart_vbi_queue(struct cx23885_dev    *dev,
+static int cx23885_restart_vbi_queue(struct cx23885_dev    *dev,
 			     struct cx23885_dmaqueue *q)
 {
 	struct cx23885_buffer *buf;
diff --git a/linux/drivers/media/video/cx23885/cx23885-video.c b/linux/drivers/media/video/cx23885/cx23885-video.c
index fd82844bf..70333ee2b 100644
--- a/linux/drivers/media/video/cx23885/cx23885-video.c
+++ b/linux/drivers/media/video/cx23885/cx23885-video.c
@@ -276,7 +276,7 @@ static struct cx23885_ctrl cx23885_ctls[] = {
 };
 static const int CX23885_CTLS = ARRAY_SIZE(cx23885_ctls);
 
-const u32 cx23885_user_ctrls[] = {
+static const u32 cx23885_user_ctrls[] = {
 	V4L2_CID_USER_CLASS,
 	V4L2_CID_BRIGHTNESS,
 	V4L2_CID_CONTRAST,
@@ -289,14 +289,13 @@ const u32 cx23885_user_ctrls[] = {
 	V4L2_CID_AUDIO_MUTE,
 	0
 };
-EXPORT_SYMBOL(cx23885_user_ctrls);
 
 static const u32 *ctrl_classes[] = {
 	cx23885_user_ctrls,
 	NULL
 };
 
-void cx23885_video_wakeup(struct cx23885_dev *dev,
+static void cx23885_video_wakeup(struct cx23885_dev *dev,
 		 struct cx23885_dmaqueue *q, u32 count)
 {
 	struct cx23885_buffer *buf;
@@ -331,7 +330,7 @@ void cx23885_video_wakeup(struct cx23885_dev *dev,
 			__func__, bc);
 }
 
-int cx23885_set_tvnorm(struct cx23885_dev *dev, v4l2_std_id norm)
+static int cx23885_set_tvnorm(struct cx23885_dev *dev, v4l2_std_id norm)
 {
 	dprintk(1, "%s(norm = 0x%08x) name: [%s]\n",
 		__func__,
@@ -349,7 +348,7 @@ int cx23885_set_tvnorm(struct cx23885_dev *dev, v4l2_std_id norm)
 	return 0;
 }
 
-struct video_device *cx23885_vdev_init(struct cx23885_dev *dev,
+static struct video_device *cx23885_vdev_init(struct cx23885_dev *dev,
 				    struct pci_dev *pci,
 				    struct video_device *template,
 				    char *type)
@@ -369,7 +368,7 @@ struct video_device *cx23885_vdev_init(struct cx23885_dev *dev,
 	return vfd;
 }
 
-int cx23885_ctrl_query(struct v4l2_queryctrl *qctrl)
+static int cx23885_ctrl_query(struct v4l2_queryctrl *qctrl)
 {
 	int i;
 
@@ -386,7 +385,6 @@ int cx23885_ctrl_query(struct v4l2_queryctrl *qctrl)
 	*qctrl = cx23885_ctls[i].v;
 	return 0;
 }
-EXPORT_SYMBOL(cx23885_ctrl_query);
 
 /* ------------------------------------------------------------------- */
 /* resource management                                                 */
@@ -437,7 +435,7 @@ static void res_free(struct cx23885_dev *dev, struct cx23885_fh *fh,
 	mutex_unlock(&dev->lock);
 }
 
-int cx23885_video_mux(struct cx23885_dev *dev, unsigned int input)
+static int cx23885_video_mux(struct cx23885_dev *dev, unsigned int input)
 {
 	struct v4l2_routing route;
 	memset(&route, 0, sizeof(route));
@@ -462,10 +460,9 @@ int cx23885_video_mux(struct cx23885_dev *dev, unsigned int input)
 
 	return 0;
 }
-EXPORT_SYMBOL(cx23885_video_mux);
 
 /* ------------------------------------------------------------------ */
-int cx23885_set_scale(struct cx23885_dev *dev, unsigned int width,
+static int cx23885_set_scale(struct cx23885_dev *dev, unsigned int width,
 	unsigned int height, enum v4l2_field field)
 {
 	dprintk(1, "%s()\n", __func__);
@@ -967,15 +964,14 @@ static int video_mmap(struct file *file, struct vm_area_struct *vma)
 /* ------------------------------------------------------------------ */
 /* VIDEO CTRL IOCTLS                                                  */
 
-int cx23885_get_control(struct cx23885_dev *dev, struct v4l2_control *ctl)
+static int cx23885_get_control(struct cx23885_dev *dev, struct v4l2_control *ctl)
 {
 	dprintk(1, "%s() calling cx25840(VIDIOC_G_CTRL)\n", __func__);
 	cx23885_call_i2c_clients(&dev->i2c_bus[2], VIDIOC_G_CTRL, ctl);
 	return 0;
 }
-EXPORT_SYMBOL(cx23885_get_control);
 
-int cx23885_set_control(struct cx23885_dev *dev, struct v4l2_control *ctl)
+static int cx23885_set_control(struct cx23885_dev *dev, struct v4l2_control *ctl)
 {
 	dprintk(1, "%s() calling cx25840(VIDIOC_S_CTRL)"
 		" (disabled - no action)\n", __func__);
@@ -984,7 +980,6 @@ int cx23885_set_control(struct cx23885_dev *dev, struct v4l2_control *ctl)
 #endif
 	return 0;
 }
-EXPORT_SYMBOL(cx23885_set_control);
 
 static void init_controls(struct cx23885_dev *dev)
 {
@@ -1235,7 +1230,7 @@ static int vidioc_s_std(struct file *file, void *priv, v4l2_std_id *tvnorms)
 	return 0;
 }
 
-int cx23885_enum_input(struct cx23885_dev *dev, struct v4l2_input *i)
+static int cx23885_enum_input(struct cx23885_dev *dev, struct v4l2_input *i)
 {
 	static const char *iname[] = {
 		[CX23885_VMUX_COMPOSITE1] = "Composite1",
@@ -1268,7 +1263,6 @@ int cx23885_enum_input(struct cx23885_dev *dev, struct v4l2_input *i)
 		i->std = CX23885_NORMS;
 	return 0;
 }
-EXPORT_SYMBOL(cx23885_enum_input);
 
 static int vidioc_enum_input(struct file *file, void *priv,
 				struct v4l2_input *i)
@@ -1383,7 +1377,7 @@ static int vidioc_g_frequency(struct file *file, void *priv,
 	return 0;
 }
 
-int cx23885_set_freq(struct cx23885_dev *dev, struct v4l2_frequency *f)
+static int cx23885_set_freq(struct cx23885_dev *dev, struct v4l2_frequency *f)
 {
 	if (unlikely(UNSET == dev->tuner_type))
 		return -EINVAL;
@@ -1402,7 +1396,6 @@ int cx23885_set_freq(struct cx23885_dev *dev, struct v4l2_frequency *f)
 
 	return 0;
 }
-EXPORT_SYMBOL(cx23885_set_freq);
 
 static int vidioc_s_frequency(struct file *file, void *priv,
 				struct v4l2_frequency *f)
diff --git a/linux/drivers/media/video/cx88/cx88-blackbird.c b/linux/drivers/media/video/cx88/cx88-blackbird.c
index 0cd510814..5f44368f6 100644
--- a/linux/drivers/media/video/cx88/cx88-blackbird.c
+++ b/linux/drivers/media/video/cx88/cx88-blackbird.c
@@ -1092,6 +1092,7 @@ static int mpeg_open(struct inode *inode, struct file *file)
 		err = drv->request_acquire(drv);
 		if(err != 0) {
 			dprintk(1,"%s: Unable to acquire hardware, %d\n", __func__, err);
+			unlock_kernel();
 			return err;
 		}
 	}
diff --git a/linux/drivers/media/video/em28xx/em28xx-dvb.c b/linux/drivers/media/video/em28xx/em28xx-dvb.c
index 5b532ccec..79c11b1d0 100644
--- a/linux/drivers/media/video/em28xx/em28xx-dvb.c
+++ b/linux/drivers/media/video/em28xx/em28xx-dvb.c
@@ -275,7 +275,7 @@ static int attach_xc3028(u8 addr, struct em28xx *dev)
 
 /* ------------------------------------------------------------------ */
 
-int register_dvb(struct em28xx_dvb *dvb,
+static int register_dvb(struct em28xx_dvb *dvb,
 		 struct module *module,
 		 struct em28xx *dev,
 		 struct device *device)
diff --git a/linux/drivers/media/video/em28xx/em28xx-i2c.c b/linux/drivers/media/video/em28xx/em28xx-i2c.c
index 97853384c..2989a65f6 100644
--- a/linux/drivers/media/video/em28xx/em28xx-i2c.c
+++ b/linux/drivers/media/video/em28xx/em28xx-i2c.c
@@ -143,10 +143,11 @@ static int em2800_i2c_check_for_device(struct em28xx *dev, unsigned char addr)
 	}
 	for (write_timeout = EM2800_I2C_WRITE_TIMEOUT; write_timeout > 0;
 	     write_timeout -= 5) {
-		unsigned msg = dev->em28xx_read_reg(dev, 0x5);
-		if (msg == 0x94)
+		unsigned reg = dev->em28xx_read_reg(dev, 0x5);
+
+		if (reg == 0x94)
 			return -ENODEV;
-		else if (msg == 0x84)
+		else if (reg == 0x84)
 			return 0;
 		msleep(5);
 	}
diff --git a/linux/drivers/media/video/em28xx/em28xx.h b/linux/drivers/media/video/em28xx/em28xx.h
index e5e47fe66..4bdff9619 100644
--- a/linux/drivers/media/video/em28xx/em28xx.h
+++ b/linux/drivers/media/video/em28xx/em28xx.h
@@ -420,8 +420,8 @@ struct em28xx {
 	/* frame properties */
 	int width;		/* current frame width */
 	int height;		/* current frame height */
-	int hscale;		/* horizontal scale factor (see datasheet) */
-	int vscale;		/* vertical scale factor (see datasheet) */
+	unsigned hscale;	/* horizontal scale factor (see datasheet) */
+	unsigned vscale;	/* vertical scale factor (see datasheet) */
 	int interlaced;		/* 1=interlace fileds, 0=just top fileds */
 	unsigned int video_bytesread;	/* Number of bytes read */
 
diff --git a/linux/drivers/media/video/gspca/sonixb.c b/linux/drivers/media/video/gspca/sonixb.c
index 94cc9bb09..53cb724bf 100644
--- a/linux/drivers/media/video/gspca/sonixb.c
+++ b/linux/drivers/media/video/gspca/sonixb.c
@@ -520,7 +520,7 @@ static const __u8 tas5130_sensor_init[][8] = {
 	{0x30, 0x11, 0x02, 0x20, 0x70, 0x00, 0x00, 0x10},
 };
 
-struct sensor_data sensor_data[] = {
+static struct sensor_data sensor_data[] = {
 SENS(initHv7131, NULL, hv7131_sensor_init, NULL, NULL, 0, NO_EXPO|NO_FREQ, 0),
 SENS(initOv6650, NULL, ov6650_sensor_init, NULL, NULL, F_GAIN|F_SIF, 0, 0x60),
 SENS(initOv7630, initOv7630_3, ov7630_sensor_init, NULL, ov7630_sensor_init_3,
diff --git a/linux/drivers/media/video/gspca/vc032x.c b/linux/drivers/media/video/gspca/vc032x.c
index b89f58913..cfb66c257 100644
--- a/linux/drivers/media/video/gspca/vc032x.c
+++ b/linux/drivers/media/video/gspca/vc032x.c
@@ -80,7 +80,6 @@ static struct ctrl sd_ctrls[] = {
 		.step    = 1,
 #define FREQ_DEF 1
 		.default_value = FREQ_DEF,
-		.default_value = 1,
 	    },
 	    .set = sd_setfreq,
 	    .get = sd_getfreq,
diff --git a/linux/drivers/media/video/ov511.c b/linux/drivers/media/video/ov511.c
index 5912fff9c..3f1d7a660 100644
--- a/linux/drivers/media/video/ov511.c
+++ b/linux/drivers/media/video/ov511.c
@@ -5657,7 +5657,7 @@ static ssize_t show_exposure(struct device *cd,
 	if (!ov->dev)
 		return -ENODEV;
 	sensor_get_exposure(ov, &exp);
-	return sprintf(buf, "%d\n", exp >> 8);
+	return sprintf(buf, "%d\n", exp);
 }
 static DEVICE_ATTR(exposure, S_IRUGO, show_exposure, NULL);
 
diff --git a/linux/drivers/media/video/ovcamchip/ovcamchip_core.c b/linux/drivers/media/video/ovcamchip/ovcamchip_core.c
index 065c24541..2c4acbf5a 100644
--- a/linux/drivers/media/video/ovcamchip/ovcamchip_core.c
+++ b/linux/drivers/media/video/ovcamchip/ovcamchip_core.c
@@ -49,12 +49,6 @@ MODULE_LICENSE("GPL");
 #define GENERIC_REG_ID_LOW        0x1D	/* manufacturer ID LSB */
 #define GENERIC_REG_COM_I         0x29	/* misc ID bits */
 
-extern struct ovcamchip_ops ov6x20_ops;
-extern struct ovcamchip_ops ov6x30_ops;
-extern struct ovcamchip_ops ov7x10_ops;
-extern struct ovcamchip_ops ov7x20_ops;
-extern struct ovcamchip_ops ov76be_ops;
-
 static char *chip_names[NUM_CC_TYPES] = {
 	[CC_UNKNOWN]	= "Unknown chip",
 	[CC_OV76BE]	= "OV76BE",
diff --git a/linux/drivers/media/video/ovcamchip/ovcamchip_priv.h b/linux/drivers/media/video/ovcamchip/ovcamchip_priv.h
index 9afa4fe47..a05650fae 100644
--- a/linux/drivers/media/video/ovcamchip/ovcamchip_priv.h
+++ b/linux/drivers/media/video/ovcamchip/ovcamchip_priv.h
@@ -53,6 +53,12 @@ struct ovcamchip {
 	int initialized;           /* OVCAMCHIP_CMD_INITIALIZE was successful */
 };
 
+extern struct ovcamchip_ops ov6x20_ops;
+extern struct ovcamchip_ops ov6x30_ops;
+extern struct ovcamchip_ops ov7x10_ops;
+extern struct ovcamchip_ops ov7x20_ops;
+extern struct ovcamchip_ops ov76be_ops;
+
 /* --------------------------------- */
 /*              I2C I/O              */
 /* --------------------------------- */
diff --git a/linux/drivers/media/video/pvrusb2/pvrusb2-i2c-core.c b/linux/drivers/media/video/pvrusb2/pvrusb2-i2c-core.c
index 37946058f..edce8fc34 100644
--- a/linux/drivers/media/video/pvrusb2/pvrusb2-i2c-core.c
+++ b/linux/drivers/media/video/pvrusb2/pvrusb2-i2c-core.c
@@ -902,7 +902,7 @@ static unsigned int pvr2_i2c_client_describe(struct pvr2_i2c_client *cp,
 	if ((detail & PVR2_I2C_DETAIL_CTLMASK) && cp->ctl_mask) {
 		unsigned int idx;
 		unsigned long msk,sm;
-		int spcfl;
+
 		bcnt = scnprintf(buf,maxlen," [");
 		ccnt += bcnt; buf += bcnt; maxlen -= bcnt;
 		sm = 0;
diff --git a/linux/drivers/media/video/s2255drv.c b/linux/drivers/media/video/s2255drv.c
index a84f9ab82..8fae00dac 100644
--- a/linux/drivers/media/video/s2255drv.c
+++ b/linux/drivers/media/video/s2255drv.c
@@ -492,7 +492,7 @@ static void planar422p_to_yuv_packed(const unsigned char *in,
 	return;
 }
 
-void s2255_reset_dsppower(struct s2255_dev *dev)
+static void s2255_reset_dsppower(struct s2255_dev *dev)
 {
 	s2255_vendor_req(dev, 0x40, 0x0b0b, 0x0b0b, NULL, 0, 1);
 	msleep(10);
diff --git a/linux/drivers/media/video/sn9c102/sn9c102_core.c b/linux/drivers/media/video/sn9c102/sn9c102_core.c
index 4fab89b48..fd867dadf 100644
--- a/linux/drivers/media/video/sn9c102/sn9c102_core.c
+++ b/linux/drivers/media/video/sn9c102/sn9c102_core.c
@@ -116,6 +116,26 @@ MODULE_PARM_DESC(debug,
 		 "\n");
 #endif
 
+/*
+   Add the probe entries to this table. Be sure to add the entry in the right
+   place, since, on failure, the next probing routine is called according to
+   the order of the list below, from top to bottom.
+*/
+static int (*sn9c102_sensor_table[])(struct sn9c102_device *) = {
+	&sn9c102_probe_hv7131d, /* strong detection based on SENSOR ids */
+	&sn9c102_probe_hv7131r, /* strong detection based on SENSOR ids */
+	&sn9c102_probe_mi0343, /* strong detection based on SENSOR ids */
+	&sn9c102_probe_mi0360, /* strong detection based on SENSOR ids */
+	&sn9c102_probe_mt9v111, /* strong detection based on SENSOR ids */
+	&sn9c102_probe_pas106b, /* strong detection based on SENSOR ids */
+	&sn9c102_probe_pas202bcb, /* strong detection based on SENSOR ids */
+	&sn9c102_probe_ov7630, /* strong detection based on SENSOR ids */
+	&sn9c102_probe_ov7660, /* strong detection based on SENSOR ids */
+	&sn9c102_probe_tas5110c1b, /* detection based on USB pid/vid */
+	&sn9c102_probe_tas5110d, /* detection based on USB pid/vid */
+	&sn9c102_probe_tas5130d1b, /* detection based on USB pid/vid */
+};
+
 /*****************************************************************************/
 
 static u32
diff --git a/linux/drivers/media/video/sn9c102/sn9c102_devtable.h b/linux/drivers/media/video/sn9c102/sn9c102_devtable.h
index 90a401dc3..e23734f6d 100644
--- a/linux/drivers/media/video/sn9c102/sn9c102_devtable.h
+++ b/linux/drivers/media/video/sn9c102/sn9c102_devtable.h
@@ -140,24 +140,4 @@ extern int sn9c102_probe_tas5110c1b(struct sn9c102_device* cam);
 extern int sn9c102_probe_tas5110d(struct sn9c102_device* cam);
 extern int sn9c102_probe_tas5130d1b(struct sn9c102_device* cam);
 
-/*
-   Add the above entries to this table. Be sure to add the entry in the right
-   place, since, on failure, the next probing routine is called according to
-   the order of the list below, from top to bottom.
-*/
-static int (*sn9c102_sensor_table[])(struct sn9c102_device*) = {
-	&sn9c102_probe_hv7131d, /* strong detection based on SENSOR ids */
-	&sn9c102_probe_hv7131r, /* strong detection based on SENSOR ids */
-	&sn9c102_probe_mi0343, /* strong detection based on SENSOR ids */
-	&sn9c102_probe_mi0360, /* strong detection based on SENSOR ids */
-	&sn9c102_probe_mt9v111, /* strong detection based on SENSOR ids */
-	&sn9c102_probe_pas106b, /* strong detection based on SENSOR ids */
-	&sn9c102_probe_pas202bcb, /* strong detection based on SENSOR ids */
-	&sn9c102_probe_ov7630, /* strong detection based on SENSOR ids */
-	&sn9c102_probe_ov7660, /* strong detection based on SENSOR ids */
-	&sn9c102_probe_tas5110c1b, /* detection based on USB pid/vid */
-	&sn9c102_probe_tas5110d, /* detection based on USB pid/vid */
-	&sn9c102_probe_tas5130d1b, /* detection based on USB pid/vid */
-};
-
 #endif /* _SN9C102_DEVTABLE_H_ */
diff --git a/linux/drivers/media/video/sn9c102/sn9c102_hv7131d.c b/linux/drivers/media/video/sn9c102/sn9c102_hv7131d.c
index eaf9ad0dc..db2434948 100644
--- a/linux/drivers/media/video/sn9c102/sn9c102_hv7131d.c
+++ b/linux/drivers/media/video/sn9c102/sn9c102_hv7131d.c
@@ -20,6 +20,7 @@
  ***************************************************************************/
 
 #include "sn9c102_sensor.h"
+#include "sn9c102_devtable.h"
 
 
 static int hv7131d_init(struct sn9c102_device* cam)
diff --git a/linux/drivers/media/video/sn9c102/sn9c102_hv7131r.c b/linux/drivers/media/video/sn9c102/sn9c102_hv7131r.c
index 0fc401223..4295887ff 100644
--- a/linux/drivers/media/video/sn9c102/sn9c102_hv7131r.c
+++ b/linux/drivers/media/video/sn9c102/sn9c102_hv7131r.c
@@ -20,6 +20,7 @@
  ***************************************************************************/
 
 #include "sn9c102_sensor.h"
+#include "sn9c102_devtable.h"
 
 
 static int hv7131r_init(struct sn9c102_device* cam)
diff --git a/linux/drivers/media/video/sn9c102/sn9c102_mi0343.c b/linux/drivers/media/video/sn9c102/sn9c102_mi0343.c
index 00b134ca0..1f5b09bec 100644
--- a/linux/drivers/media/video/sn9c102/sn9c102_mi0343.c
+++ b/linux/drivers/media/video/sn9c102/sn9c102_mi0343.c
@@ -20,6 +20,7 @@
  ***************************************************************************/
 
 #include "sn9c102_sensor.h"
+#include "sn9c102_devtable.h"
 
 
 static int mi0343_init(struct sn9c102_device* cam)
diff --git a/linux/drivers/media/video/sn9c102/sn9c102_mi0360.c b/linux/drivers/media/video/sn9c102/sn9c102_mi0360.c
index f8d81d82e..d973fc197 100644
--- a/linux/drivers/media/video/sn9c102/sn9c102_mi0360.c
+++ b/linux/drivers/media/video/sn9c102/sn9c102_mi0360.c
@@ -20,6 +20,7 @@
  ***************************************************************************/
 
 #include "sn9c102_sensor.h"
+#include "sn9c102_devtable.h"
 
 
 static int mi0360_init(struct sn9c102_device* cam)
diff --git a/linux/drivers/media/video/sn9c102/sn9c102_mt9v111.c b/linux/drivers/media/video/sn9c102/sn9c102_mt9v111.c
index 3b98ac3bb..95986eb49 100644
--- a/linux/drivers/media/video/sn9c102/sn9c102_mt9v111.c
+++ b/linux/drivers/media/video/sn9c102/sn9c102_mt9v111.c
@@ -20,6 +20,7 @@
  ***************************************************************************/
 
 #include "sn9c102_sensor.h"
+#include "sn9c102_devtable.h"
 
 
 static int mt9v111_init(struct sn9c102_device *cam)
diff --git a/linux/drivers/media/video/sn9c102/sn9c102_ov7630.c b/linux/drivers/media/video/sn9c102/sn9c102_ov7630.c
index e4856fd77..803712c29 100644
--- a/linux/drivers/media/video/sn9c102/sn9c102_ov7630.c
+++ b/linux/drivers/media/video/sn9c102/sn9c102_ov7630.c
@@ -20,6 +20,7 @@
  ***************************************************************************/
 
 #include "sn9c102_sensor.h"
+#include "sn9c102_devtable.h"
 
 
 static int ov7630_init(struct sn9c102_device* cam)
diff --git a/linux/drivers/media/video/sn9c102/sn9c102_ov7660.c b/linux/drivers/media/video/sn9c102/sn9c102_ov7660.c
index 8aae416ba..7977795d3 100644
--- a/linux/drivers/media/video/sn9c102/sn9c102_ov7660.c
+++ b/linux/drivers/media/video/sn9c102/sn9c102_ov7660.c
@@ -20,6 +20,7 @@
  ***************************************************************************/
 
 #include "sn9c102_sensor.h"
+#include "sn9c102_devtable.h"
 
 
 static int ov7660_init(struct sn9c102_device* cam)
diff --git a/linux/drivers/media/video/sn9c102/sn9c102_pas106b.c b/linux/drivers/media/video/sn9c102/sn9c102_pas106b.c
index 360f2a848..81cd969c1 100644
--- a/linux/drivers/media/video/sn9c102/sn9c102_pas106b.c
+++ b/linux/drivers/media/video/sn9c102/sn9c102_pas106b.c
@@ -21,6 +21,7 @@
 
 #include <linux/delay.h>
 #include "sn9c102_sensor.h"
+#include "sn9c102_devtable.h"
 
 
 static int pas106b_init(struct sn9c102_device* cam)
diff --git a/linux/drivers/media/video/sn9c102/sn9c102_pas202bcb.c b/linux/drivers/media/video/sn9c102/sn9c102_pas202bcb.c
index ca4a1506e..2782f94cf 100644
--- a/linux/drivers/media/video/sn9c102/sn9c102_pas202bcb.c
+++ b/linux/drivers/media/video/sn9c102/sn9c102_pas202bcb.c
@@ -26,6 +26,7 @@
 
 #include <linux/delay.h>
 #include "sn9c102_sensor.h"
+#include "sn9c102_devtable.h"
 
 
 static int pas202bcb_init(struct sn9c102_device* cam)
diff --git a/linux/drivers/media/video/sn9c102/sn9c102_tas5110c1b.c b/linux/drivers/media/video/sn9c102/sn9c102_tas5110c1b.c
index e7d2de2ba..04cdfdde8 100644
--- a/linux/drivers/media/video/sn9c102/sn9c102_tas5110c1b.c
+++ b/linux/drivers/media/video/sn9c102/sn9c102_tas5110c1b.c
@@ -20,6 +20,7 @@
  ***************************************************************************/
 
 #include "sn9c102_sensor.h"
+#include "sn9c102_devtable.h"
 
 
 static int tas5110c1b_init(struct sn9c102_device* cam)
diff --git a/linux/drivers/media/video/sn9c102/sn9c102_tas5110d.c b/linux/drivers/media/video/sn9c102/sn9c102_tas5110d.c
index d32fdbccd..9372e6f9f 100644
--- a/linux/drivers/media/video/sn9c102/sn9c102_tas5110d.c
+++ b/linux/drivers/media/video/sn9c102/sn9c102_tas5110d.c
@@ -20,6 +20,7 @@
  ***************************************************************************/
 
 #include "sn9c102_sensor.h"
+#include "sn9c102_devtable.h"
 
 
 static int tas5110d_init(struct sn9c102_device* cam)
diff --git a/linux/drivers/media/video/sn9c102/sn9c102_tas5130d1b.c b/linux/drivers/media/video/sn9c102/sn9c102_tas5130d1b.c
index 56fb1d575..a30bbc438 100644
--- a/linux/drivers/media/video/sn9c102/sn9c102_tas5130d1b.c
+++ b/linux/drivers/media/video/sn9c102/sn9c102_tas5130d1b.c
@@ -20,6 +20,7 @@
  ***************************************************************************/
 
 #include "sn9c102_sensor.h"
+#include "sn9c102_devtable.h"
 
 
 static int tas5130d1b_init(struct sn9c102_device* cam)
diff --git a/linux/drivers/media/video/zoran_device.c b/linux/drivers/media/video/zoran_device.c
index e57da2d6f..87f894fa2 100644
--- a/linux/drivers/media/video/zoran_device.c
+++ b/linux/drivers/media/video/zoran_device.c
@@ -59,8 +59,6 @@
 		   ZR36057_ISR_GIRQ1 | \
 		   ZR36057_ISR_JPEGRepIRQ )
 
-extern const struct zoran_format zoran_formats[];
-
 static int lml33dpath;		/* default = 0
 				 * 1 will use digital path in capture
 				 * mode instead of analog. It can be
diff --git a/linux/drivers/media/video/zoran_device.h b/linux/drivers/media/video/zoran_device.h
index c46d1b076..d4e0b9b5a 100644
--- a/linux/drivers/media/video/zoran_device.h
+++ b/linux/drivers/media/video/zoran_device.h
@@ -84,6 +84,14 @@ extern void zoran_set_pci_master(struct zoran *zr,
 extern void zoran_init_hardware(struct zoran *zr);
 extern void zr36057_restart(struct zoran *zr);
 
+extern const struct zoran_format zoran_formats[];
+
+extern int v4l_nbufs;
+extern int v4l_bufsize;
+extern int jpg_nbufs;
+extern int jpg_bufsize;
+extern int pass_through;
+
 /* i2c */
 extern int decoder_command(struct zoran *zr,
 			   int cmd,
diff --git a/linux/drivers/media/video/zoran_driver.c b/linux/drivers/media/video/zoran_driver.c
index 78e8430f4..640fa7069 100644
--- a/linux/drivers/media/video/zoran_driver.c
+++ b/linux/drivers/media/video/zoran_driver.c
@@ -202,12 +202,6 @@ const struct zoran_format zoran_formats[] = {
 #   include <linux/bigphysarea.h>
 #endif
 
-extern int v4l_nbufs;
-extern int v4l_bufsize;
-extern int jpg_nbufs;
-extern int jpg_bufsize;
-extern int pass_through;
-
 static int lock_norm;	/* 0 = default 1 = Don't change TV standard (norm) */
 module_param(lock_norm, int, 0644);
 MODULE_PARM_DESC(lock_norm, "Prevent norm changes (1 = ignore, >1 = fail)");
diff --git a/v4l2-apps/util/v4l2-ctl.cpp b/v4l2-apps/util/v4l2-ctl.cpp
index ae9293414..1c765cf96 100644
--- a/v4l2-apps/util/v4l2-ctl.cpp
+++ b/v4l2-apps/util/v4l2-ctl.cpp
@@ -93,6 +93,7 @@ enum Option {
 	OptListFormats,
 	OptLogStatus,
 	OptVerbose,
+	OptSilent,
 	OptGetVideoOutFormat,
 	OptSetVideoOutFormat,
 	OptGetSlicedVbiCap,
@@ -291,15 +292,15 @@ static void usage(void)
 	       "                     set the video capture format [VIDIOC_S_FMT]\n"
 	       "                     pixelformat is either the format index as reported by\n"
 	       "                     --list-formats, or the fourcc value as a string\n"
-	       "  --verbose          turn on verbose ioctl error reporting.\n"
+	       "  --silent           only set the result code, do not print any messages\n"
+	       "  --verbose          turn on verbose ioctl status reporting\n"
 	       "\n");
 	printf("Uncommon options:\n"
 	       "  --get-fmt-video-out\n"
 	       "     		     query the video output format [VIDIOC_G_FMT]\n"
 	       "  --set-fmt-video-out=width=<w>,height=<h>\n"
 	       "                     set the video output format [VIDIOC_S_FMT]\n"
-	       "  --get-fmt-overlay\n"
-	       "     		     query the video overlay format [VIDIOC_G_FMT]\n"
+	       "  --get-fmt-overlay  query the video overlay format [VIDIOC_G_FMT]\n"
 	       "  --get-fmt-output-overlay\n"
 	       "     		     query the video output overlay format [VIDIOC_G_FMT]\n"
 	       "  --set-fmt-output-overlay=chromakey=<key>,global_alpha=<alpha>\n"
@@ -1017,12 +1018,11 @@ static int doioctl(int fd, int request, void *parm, const char *name)
 	if (retVal < 0) {
 		app_result = -1;
 	}
-	if (!options[OptVerbose]) return retVal;
-	printf("%s: ", name);
+	if (options[OptSilent]) return retVal;
 	if (retVal < 0)
-		printf("failed: %s\n", strerror(errno));
-	else
-		printf("ok\n");
+		printf("%s: failed: %s\n", name, strerror(errno));
+	else if (options[OptVerbose])
+		printf("%s: ok\n", name);
 
 	return retVal;
 }