Merge branch 'v4l_for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-2.6

* 'v4l_for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-2.6: (42 commits)
  [media] media: vb2: correct queue initialization order
  [media] media: vb2: fix incorrect v4l2_buffer->flags handling
  [media] s5p-fimc: Add support for the buffer timestamps and sequence
  [media] s5p-fimc: Fix bytesperline and plane payload setup
  [media] s5p-fimc: Do not allow changing format after REQBUFS
  [media] s5p-fimc: Fix FIMC3 pixel limits on Exynos4
  [media] tda18271: update tda18271c2_rf_cal as per NXP's rev.04 datasheet
  [media] tda18271: update tda18271_rf_band as per NXP's rev.04 datasheet
  [media] tda18271: fix bad calculation of main post divider byte
  [media] tda18271: prog_cal and prog_tab variables should be s32, not u8
  [media] tda18271: fix calculation bug in tda18271_rf_tracking_filters_init
  [media] omap3isp: queue: Don't corrupt buf->npages when get_user_pages() fails
  [media] v4l: Don't register media entities for subdev device nodes
  [media] omap3isp: Don't increment node entity use count when poweron fails
  [media] omap3isp: lane shifter support
  [media] omap3isp: ccdc: support Y10/12, 8-bit bayer fmts
  [media] media: add missing 8-bit bayer formats and Y12
  [media] v4l: add V4L2_PIX_FMT_Y12 format
  cx23885: Fix stv0367 Kconfig dependency
  [media] omap3isp: Use isp xclk defines
  ...

Fix up trivial conflict (spelink errurs) in drivers/media/video/omap3isp/isp.c

Documentation/DocBook/media-entities.tmpl

@@ -294,6 +294,7 @@
 <!ENTITY sub-srggb10 SYSTEM "v4l/pixfmt-srggb10.xml">
 <!ENTITY sub-srggb8 SYSTEM "v4l/pixfmt-srggb8.xml">
 <!ENTITY sub-y10 SYSTEM "v4l/pixfmt-y10.xml">
+<!ENTITY sub-y12 SYSTEM "v4l/pixfmt-y12.xml">
 <!ENTITY sub-pixfmt SYSTEM "v4l/pixfmt.xml">
 <!ENTITY sub-cropcap SYSTEM "v4l/vidioc-cropcap.xml">
 <!ENTITY sub-dbg-g-register SYSTEM "v4l/vidioc-dbg-g-register.xml">

Documentation/DocBook/v4l/media-ioc-setup-link.xml

@@ -34,7 +34,7 @@
       <varlistentry>
 	<term><parameter>request</parameter></term>
 	<listitem>
-	  <para>MEDIA_IOC_ENUM_LINKS</para>
+	  <para>MEDIA_IOC_SETUP_LINK</para>
 	</listitem>
       </varlistentry>
       <varlistentry>

Documentation/DocBook/v4l/pixfmt-y12.xml

+<refentry id="V4L2-PIX-FMT-Y12">
+  <refmeta>
+    <refentrytitle>V4L2_PIX_FMT_Y12 ('Y12 ')</refentrytitle>
+    &manvol;
+  </refmeta>
+  <refnamediv>
+    <refname><constant>V4L2_PIX_FMT_Y12</constant></refname>
+    <refpurpose>Grey-scale image</refpurpose>
+  </refnamediv>
+  <refsect1>
+    <title>Description</title>
+
+    <para>This is a grey-scale image with a depth of 12 bits per pixel. Pixels
+are stored in 16-bit words with unused high bits padded with 0. The least
+significant byte is stored at lower memory addresses (little-endian).</para>
+
+    <example>
+      <title><constant>V4L2_PIX_FMT_Y12</constant> 4 &times; 4
+pixel image</title>
+
+      <formalpara>
+	<title>Byte Order.</title>
+	<para>Each cell is one byte.
+	  <informaltable frame="none">
+	    <tgroup cols="9" align="center">
+	      <colspec align="left" colwidth="2*" />
+	      <tbody valign="top">
+		<row>
+		  <entry>start&nbsp;+&nbsp;0:</entry>
+		  <entry>Y'<subscript>00low</subscript></entry>
+		  <entry>Y'<subscript>00high</subscript></entry>
+		  <entry>Y'<subscript>01low</subscript></entry>
+		  <entry>Y'<subscript>01high</subscript></entry>
+		  <entry>Y'<subscript>02low</subscript></entry>
+		  <entry>Y'<subscript>02high</subscript></entry>
+		  <entry>Y'<subscript>03low</subscript></entry>
+		  <entry>Y'<subscript>03high</subscript></entry>
+		</row>
+		<row>
+		  <entry>start&nbsp;+&nbsp;8:</entry>
+		  <entry>Y'<subscript>10low</subscript></entry>
+		  <entry>Y'<subscript>10high</subscript></entry>
+		  <entry>Y'<subscript>11low</subscript></entry>
+		  <entry>Y'<subscript>11high</subscript></entry>
+		  <entry>Y'<subscript>12low</subscript></entry>
+		  <entry>Y'<subscript>12high</subscript></entry>
+		  <entry>Y'<subscript>13low</subscript></entry>
+		  <entry>Y'<subscript>13high</subscript></entry>
+		</row>
+		<row>
+		  <entry>start&nbsp;+&nbsp;16:</entry>
+		  <entry>Y'<subscript>20low</subscript></entry>
+		  <entry>Y'<subscript>20high</subscript></entry>
+		  <entry>Y'<subscript>21low</subscript></entry>
+		  <entry>Y'<subscript>21high</subscript></entry>
+		  <entry>Y'<subscript>22low</subscript></entry>
+		  <entry>Y'<subscript>22high</subscript></entry>
+		  <entry>Y'<subscript>23low</subscript></entry>
+		  <entry>Y'<subscript>23high</subscript></entry>
+		</row>
+		<row>
+		  <entry>start&nbsp;+&nbsp;24:</entry>
+		  <entry>Y'<subscript>30low</subscript></entry>
+		  <entry>Y'<subscript>30high</subscript></entry>
+		  <entry>Y'<subscript>31low</subscript></entry>
+		  <entry>Y'<subscript>31high</subscript></entry>
+		  <entry>Y'<subscript>32low</subscript></entry>
+		  <entry>Y'<subscript>32high</subscript></entry>
+		  <entry>Y'<subscript>33low</subscript></entry>
+		  <entry>Y'<subscript>33high</subscript></entry>
+		</row>
+	      </tbody>
+	    </tgroup>
+	  </informaltable>
+	</para>
+      </formalpara>
+    </example>
+  </refsect1>
+</refentry>

Documentation/DocBook/v4l/pixfmt.xml

@@ -696,6 +696,7 @@ information.</para>
     &sub-packed-yuv;
     &sub-grey;
     &sub-y10;
+    &sub-y12;
     &sub-y16;
     &sub-yuyv;
     &sub-uyvy;

Documentation/DocBook/v4l/subdev-formats.xml

@@ -456,6 +456,23 @@
 	      <entry>b<subscript>1</subscript></entry>
 	      <entry>b<subscript>0</subscript></entry>
 	    </row>
+	    <row id="V4L2-MBUS-FMT-SGBRG8-1X8">
+	      <entry>V4L2_MBUS_FMT_SGBRG8_1X8</entry>
+	      <entry>0x3013</entry>
+	      <entry></entry>
+	      <entry>-</entry>
+	      <entry>-</entry>
+	      <entry>-</entry>
+	      <entry>-</entry>
+	      <entry>g<subscript>7</subscript></entry>
+	      <entry>g<subscript>6</subscript></entry>
+	      <entry>g<subscript>5</subscript></entry>
+	      <entry>g<subscript>4</subscript></entry>
+	      <entry>g<subscript>3</subscript></entry>
+	      <entry>g<subscript>2</subscript></entry>
+	      <entry>g<subscript>1</subscript></entry>
+	      <entry>g<subscript>0</subscript></entry>
+	    </row>
 	    <row id="V4L2-MBUS-FMT-SGRBG8-1X8">
 	      <entry>V4L2_MBUS_FMT_SGRBG8_1X8</entry>
 	      <entry>0x3002</entry>
@@ -473,6 +490,23 @@
 	      <entry>g<subscript>1</subscript></entry>
 	      <entry>g<subscript>0</subscript></entry>
 	    </row>
+	    <row id="V4L2-MBUS-FMT-SRGGB8-1X8">
+	      <entry>V4L2_MBUS_FMT_SRGGB8_1X8</entry>
+	      <entry>0x3014</entry>
+	      <entry></entry>
+	      <entry>-</entry>
+	      <entry>-</entry>
+	      <entry>-</entry>
+	      <entry>-</entry>
+	      <entry>r<subscript>7</subscript></entry>
+	      <entry>r<subscript>6</subscript></entry>
+	      <entry>r<subscript>5</subscript></entry>
+	      <entry>r<subscript>4</subscript></entry>
+	      <entry>r<subscript>3</subscript></entry>
+	      <entry>r<subscript>2</subscript></entry>
+	      <entry>r<subscript>1</subscript></entry>
+	      <entry>r<subscript>0</subscript></entry>
+	    </row>
 	    <row id="V4L2-MBUS-FMT-SBGGR10-DPCM8-1X8">
 	      <entry>V4L2_MBUS_FMT_SBGGR10_DPCM8_1X8</entry>
 	      <entry>0x300b</entry>
@@ -2159,6 +2193,31 @@
 	      <entry>u<subscript>1</subscript></entry>
 	      <entry>u<subscript>0</subscript></entry>
 	    </row>
+	    <row id="V4L2-MBUS-FMT-Y12-1X12">
+	      <entry>V4L2_MBUS_FMT_Y12_1X12</entry>
+	      <entry>0x2013</entry>
+	      <entry></entry>
+	      <entry>-</entry>
+	      <entry>-</entry>
+	      <entry>-</entry>
+	      <entry>-</entry>
+	      <entry>-</entry>
+	      <entry>-</entry>
+	      <entry>-</entry>
+	      <entry>-</entry>
+	      <entry>y<subscript>11</subscript></entry>
+	      <entry>y<subscript>10</subscript></entry>
+	      <entry>y<subscript>9</subscript></entry>
+	      <entry>y<subscript>8</subscript></entry>
+	      <entry>y<subscript>7</subscript></entry>
+	      <entry>y<subscript>6</subscript></entry>
+	      <entry>y<subscript>5</subscript></entry>
+	      <entry>y<subscript>4</subscript></entry>
+	      <entry>y<subscript>3</subscript></entry>
+	      <entry>y<subscript>2</subscript></entry>
+	      <entry>y<subscript>1</subscript></entry>
+	      <entry>y<subscript>0</subscript></entry>
+	    </row>
 	    <row id="V4L2-MBUS-FMT-UYVY8-1X16">
 	      <entry>V4L2_MBUS_FMT_UYVY8_1X16</entry>
 	      <entry>0x200f</entry>

Documentation/video4linux/sh_mobile_ceu_camera.txt

@@ -37,7 +37,7 @@ Generic scaling / cropping scheme
 -1'-
 
 In the above chart minuses and slashes represent "real" data amounts, points and
-accents represent "useful" data, basically, CEU scaled amd cropped output,
+accents represent "useful" data, basically, CEU scaled and cropped output,
 mapped back onto the client's source plane.
 
 Such a configuration can be produced by user requests:
@@ -65,7 +65,7 @@ Do not touch input rectangle - it is already optimal.
 
 1. Calculate current sensor scales:
 
-	scale_s = ((3') - (3)) / ((2') - (2))
+	scale_s = ((2') - (2)) / ((3') - (3))
 
 2. Calculate "effective" input crop (sensor subwindow) - CEU crop scaled back at
 current sensor scales onto input window - this is user S_CROP:
@@ -80,7 +80,7 @@ window:
 4. Calculate sensor output window by applying combined scales to real input
 window:
 
-	width_s_out = ((2') - (2)) / scale_comb
+	width_s_out = ((7') - (7)) = ((2') - (2)) / scale_comb
 
 5. Apply iterative sensor S_FMT for sensor output window.
 

drivers/media/common/tuners/tda18271-common.c

@@ -533,16 +533,7 @@ int tda18271_calc_main_pll(struct dvb_frontend *fe, u32 freq)
 	if (tda_fail(ret))
 		goto fail;
 
-	regs[R_MPD]   = (0x77 & pd);
-
-	switch (priv->mode) {
-	case TDA18271_ANALOG:
-		regs[R_MPD]  &= ~0x08;
-		break;
-	case TDA18271_DIGITAL:
-		regs[R_MPD]  |=  0x08;
-		break;
-	}
+	regs[R_MPD]   = (0x7f & pd);
 
 	div =  ((d * (freq / 1000)) << 7) / 125;
 

drivers/media/common/tuners/tda18271-fe.c

@@ -579,8 +579,8 @@ static int tda18271_rf_tracking_filters_init(struct dvb_frontend *fe, u32 freq)
 #define RF3 2
 	u32 rf_default[3];
 	u32 rf_freq[3];
-	u8 prog_cal[3];
-	u8 prog_tab[3];
+	s32 prog_cal[3];
+	s32 prog_tab[3];
 
 	i = tda18271_lookup_rf_band(fe, &freq, NULL);
 
@@ -602,32 +602,33 @@ static int tda18271_rf_tracking_filters_init(struct dvb_frontend *fe, u32 freq)
 			return bcal;
 
 		tda18271_calc_rf_cal(fe, &rf_freq[rf]);
-		prog_tab[rf] = regs[R_EB14];
+		prog_tab[rf] = (s32)regs[R_EB14];
 
 		if (1 == bcal)
-			prog_cal[rf] = tda18271_calibrate_rf(fe, rf_freq[rf]);
+			prog_cal[rf] =
+				(s32)tda18271_calibrate_rf(fe, rf_freq[rf]);
 		else
 			prog_cal[rf] = prog_tab[rf];
 
 		switch (rf) {
 		case RF1:
 			map[i].rf_a1 = 0;
-			map[i].rf_b1 = (s32)(prog_cal[RF1] - prog_tab[RF1]);
+			map[i].rf_b1 = (prog_cal[RF1] - prog_tab[RF1]);
 			map[i].rf1   = rf_freq[RF1] / 1000;
 			break;
 		case RF2:
-			dividend = (s32)(prog_cal[RF2] - prog_tab[RF2]) -
-				   (s32)(prog_cal[RF1] + prog_tab[RF1]);
+			dividend = (prog_cal[RF2] - prog_tab[RF2] -
+				    prog_cal[RF1] + prog_tab[RF1]);
 			divisor = (s32)(rf_freq[RF2] - rf_freq[RF1]) / 1000;
 			map[i].rf_a1 = (dividend / divisor);
 			map[i].rf2   = rf_freq[RF2] / 1000;
 			break;
 		case RF3:
-			dividend = (s32)(prog_cal[RF3] - prog_tab[RF3]) -
-				   (s32)(prog_cal[RF2] + prog_tab[RF2]);
+			dividend = (prog_cal[RF3] - prog_tab[RF3] -
+				    prog_cal[RF2] + prog_tab[RF2]);
 			divisor = (s32)(rf_freq[RF3] - rf_freq[RF2]) / 1000;
 			map[i].rf_a2 = (dividend / divisor);
-			map[i].rf_b2 = (s32)(prog_cal[RF2] - prog_tab[RF2]);
+			map[i].rf_b2 = (prog_cal[RF2] - prog_tab[RF2]);
 			map[i].rf3   = rf_freq[RF3] / 1000;
 			break;
 		default:

drivers/media/common/tuners/tda18271-maps.c

@@ -229,8 +229,7 @@ static struct tda18271_map tda18271c2_km[] = {
 static struct tda18271_map tda18271_rf_band[] = {
 	{ .rfmax =  47900, .val = 0x00 },
 	{ .rfmax =  61100, .val = 0x01 },
-/*	{ .rfmax = 152600, .val = 0x02 }, */
-	{ .rfmax = 121200, .val = 0x02 },
+	{ .rfmax = 152600, .val = 0x02 },
 	{ .rfmax = 164700, .val = 0x03 },
 	{ .rfmax = 203500, .val = 0x04 },
 	{ .rfmax = 457800, .val = 0x05 },
@@ -448,7 +447,7 @@ static struct tda18271_map tda18271c2_rf_cal[] = {
 	{ .rfmax = 150000, .val = 0xb0 },
 	{ .rfmax = 151000, .val = 0xb1 },
 	{ .rfmax = 152000, .val = 0xb7 },
-	{ .rfmax = 153000, .val = 0xbd },
+	{ .rfmax = 152600, .val = 0xbd },
 	{ .rfmax = 154000, .val = 0x20 },
 	{ .rfmax = 155000, .val = 0x22 },
 	{ .rfmax = 156000, .val = 0x24 },
@@ -459,7 +458,7 @@ static struct tda18271_map tda18271c2_rf_cal[] = {
 	{ .rfmax = 161000, .val = 0x2d },
 	{ .rfmax = 163000, .val = 0x2e },
 	{ .rfmax = 164000, .val = 0x2f },
-	{ .rfmax = 165000, .val = 0x30 },
+	{ .rfmax = 164700, .val = 0x30 },
 	{ .rfmax = 166000, .val = 0x11 },
 	{ .rfmax = 167000, .val = 0x12 },
 	{ .rfmax = 168000, .val = 0x13 },
@@ -510,7 +509,8 @@ static struct tda18271_map tda18271c2_rf_cal[] = {
 	{ .rfmax = 236000, .val = 0x1b },
 	{ .rfmax = 237000, .val = 0x1c },
 	{ .rfmax = 240000, .val = 0x1d },
-	{ .rfmax = 242000, .val = 0x1f },
+	{ .rfmax = 242000, .val = 0x1e },
+	{ .rfmax = 244000, .val = 0x1f },
 	{ .rfmax = 247000, .val = 0x20 },
 	{ .rfmax = 249000, .val = 0x21 },
 	{ .rfmax = 252000, .val = 0x22 },
@@ -624,7 +624,7 @@ static struct tda18271_map tda18271c2_rf_cal[] = {
 	{ .rfmax = 453000, .val = 0x93 },
 	{ .rfmax = 454000, .val = 0x94 },
 	{ .rfmax = 456000, .val = 0x96 },
-	{ .rfmax = 457000, .val = 0x98 },
+	{ .rfmax = 457800, .val = 0x98 },
 	{ .rfmax = 461000, .val = 0x11 },
 	{ .rfmax = 468000, .val = 0x12 },
 	{ .rfmax = 472000, .val = 0x13 },

drivers/media/dvb/b2c2/flexcop-pci.c

@@ -38,7 +38,7 @@ MODULE_PARM_DESC(debug,
 	DEBSTATUS);
 
 #define DRIVER_VERSION "0.1"
-#define DRIVER_NAME "Technisat/B2C2 FlexCop II/IIb/III Digital TV PCI Driver"
+#define DRIVER_NAME "flexcop-pci"
 #define DRIVER_AUTHOR "Patrick Boettcher <patrick.boettcher@desy.de>"
 
 struct flexcop_pci {

drivers/media/dvb/dvb-usb/Kconfig

@@ -362,7 +362,7 @@ config DVB_USB_LME2510
 config DVB_USB_TECHNISAT_USB2
 	tristate "Technisat DVB-S/S2 USB2.0 support"
 	depends on DVB_USB
-	select DVB_STB0899 if !DVB_FE_CUSTOMISE
-	select DVB_STB6100 if !DVB_FE_CUSTOMISE
+	select DVB_STV090x if !DVB_FE_CUSTOMISE
+	select DVB_STV6110x if !DVB_FE_CUSTOMISE
 	help
 	  Say Y here to support the Technisat USB2 DVB-S/S2 device

drivers/media/dvb/dvb-usb/dib0700_devices.c

@@ -2162,7 +2162,7 @@ struct dibx000_agc_config dib7090_agc_config[2] = {
 		.agc1_pt3       = 98,
 		.agc1_slope1    = 0,
 		.agc1_slope2    = 167,
-		.agc1_pt1       = 98,
+		.agc2_pt1       = 98,
 		.agc2_pt2       = 255,
 		.agc2_slope1    = 104,
 		.agc2_slope2    = 0,
@@ -2440,11 +2440,11 @@ static int tfe7090pvr_frontend0_attach(struct dvb_usb_adapter *adap)
 	dib0700_set_i2c_speed(adap->dev, 340);
 	adap->fe = dvb_attach(dib7000p_attach, &adap->dev->i2c_adap, 0x90, &tfe7090pvr_dib7000p_config[0]);
 
-	dib7090_slave_reset(adap->fe);
-
 	if (adap->fe == NULL)
 		return -ENODEV;
 
+	dib7090_slave_reset(adap->fe);
+
 	return 0;
 }
 

drivers/media/media-entity.c

@@ -378,7 +378,6 @@ EXPORT_SYMBOL_GPL(media_entity_create_link);
 
 static int __media_entity_setup_link_notify(struct media_link *link, u32 flags)
 {
-	const u32 mask = MEDIA_LNK_FL_ENABLED;
 	int ret;
 
 	/* Notify both entities. */
@@ -395,7 +394,7 @@ static int __media_entity_setup_link_notify(struct media_link *link, u32 flags)
 		return ret;
 	}
 
-	link->flags = (link->flags & ~mask) | (flags & mask);
+	link->flags = flags;
 	link->reverse->flags = link->flags;
 
 	return 0;
@@ -417,6 +416,7 @@ static int __media_entity_setup_link_notify(struct media_link *link, u32 flags)
  */
 int __media_entity_setup_link(struct media_link *link, u32 flags)
 {
+	const u32 mask = MEDIA_LNK_FL_ENABLED;
 	struct media_device *mdev;
 	struct media_entity *source, *sink;
 	int ret = -EBUSY;
@@ -424,6 +424,10 @@ int __media_entity_setup_link(struct media_link *link, u32 flags)
 	if (link == NULL)
 		return -EINVAL;
 
+	/* The non-modifiable link flags must not be modified. */
+	if ((link->flags & ~mask) != (flags & ~mask))
+		return -EINVAL;
+
 	if (link->flags & MEDIA_LNK_FL_IMMUTABLE)
 		return link->flags == flags ? 0 : -EINVAL;
 

drivers/media/video/Kconfig

@@ -875,7 +875,7 @@ config MX3_VIDEO
 config VIDEO_MX3
 	tristate "i.MX3x Camera Sensor Interface driver"
 	depends on VIDEO_DEV && MX3_IPU && SOC_CAMERA
-	select VIDEOBUF_DMA_CONTIG
+	select VIDEOBUF2_DMA_CONTIG
 	select MX3_VIDEO
 	---help---
 	  This is a v4l2 driver for the i.MX3x Camera Sensor Interface

drivers/media/video/cx18/cx18-streams.c

@@ -350,9 +350,17 @@ void cx18_streams_cleanup(struct cx18 *cx, int unregister)
 
 		/* No struct video_device, but can have buffers allocated */
 		if (type == CX18_ENC_STREAM_TYPE_IDX) {
+			/* If the module params didn't inhibit IDX ... */
 			if (cx->stream_buffers[type] != 0) {
 				cx->stream_buffers[type] = 0;
-				cx18_stream_free(&cx->streams[type]);
+				/*
+				 * Before calling cx18_stream_free(),
+				 * check if the IDX stream was actually set up.
+				 * Needed, since the cx18_probe() error path
+				 * exits through here as well as normal clean up
+				 */
+				if (cx->streams[type].buffers != 0)
+					cx18_stream_free(&cx->streams[type]);
 			}
 			continue;
 		}

drivers/media/video/cx23885/Kconfig

@@ -22,6 +22,7 @@ config VIDEO_CX23885
 	select DVB_CX24116 if !DVB_FE_CUSTOMISE
 	select DVB_STV0900 if !DVB_FE_CUSTOMISE
 	select DVB_DS3000 if !DVB_FE_CUSTOMISE
+	select DVB_STV0367 if !DVB_FE_CUSTOMISE
 	select MEDIA_TUNER_MT2131 if !MEDIA_TUNER_CUSTOMISE
 	select MEDIA_TUNER_XC2028 if !MEDIA_TUNER_CUSTOMISE
 	select MEDIA_TUNER_TDA8290 if !MEDIA_TUNER_CUSTOMISE

drivers/media/video/imx074.c

@@ -298,7 +298,7 @@ static unsigned long imx074_query_bus_param(struct soc_camera_device *icd)
 static int imx074_set_bus_param(struct soc_camera_device *icd,
 				 unsigned long flags)
 {
-	return -1;
+	return -EINVAL;
 }
 
 static struct soc_camera_ops imx074_ops = {

drivers/media/video/omap3isp/isp.c

@@ -215,20 +215,21 @@ static u32 isp_set_xclk(struct isp_device *isp, u32 xclk, u8 xclksel)
 	}
 
 	switch (xclksel) {
-	case 0:
+	case ISP_XCLK_A:
 		isp_reg_clr_set(isp, OMAP3_ISP_IOMEM_MAIN, ISP_TCTRL_CTRL,
 				ISPTCTRL_CTRL_DIVA_MASK,
 				divisor << ISPTCTRL_CTRL_DIVA_SHIFT);
 		dev_dbg(isp->dev, "isp_set_xclk(): cam_xclka set to %d Hz\n",
 			currentxclk);
 		break;
-	case 1:
+	case ISP_XCLK_B:
 		isp_reg_clr_set(isp, OMAP3_ISP_IOMEM_MAIN, ISP_TCTRL_CTRL,
 				ISPTCTRL_CTRL_DIVB_MASK,
 				divisor << ISPTCTRL_CTRL_DIVB_SHIFT);
 		dev_dbg(isp->dev, "isp_set_xclk(): cam_xclkb set to %d Hz\n",
 			currentxclk);
 		break;
+	case ISP_XCLK_NONE:
 	default:
 		omap3isp_put(isp);
 		dev_dbg(isp->dev, "ISP_ERR: isp_set_xclk(): Invalid requested "
@@ -237,13 +238,13 @@ static u32 isp_set_xclk(struct isp_device *isp, u32 xclk, u8 xclksel)
 	}
 
 	/* Do we go from stable whatever to clock? */
-	if (divisor >= 2 && isp->xclk_divisor[xclksel] < 2)
+	if (divisor >= 2 && isp->xclk_divisor[xclksel - 1] < 2)
 		omap3isp_get(isp);
 	/* Stopping the clock. */
-	else if (divisor < 2 && isp->xclk_divisor[xclksel] >= 2)
+	else if (divisor < 2 && isp->xclk_divisor[xclksel - 1] >= 2)
 		omap3isp_put(isp);
 
-	isp->xclk_divisor[xclksel] = divisor;
+	isp->xclk_divisor[xclksel - 1] = divisor;
 
 	omap3isp_put(isp);
 
@@ -285,7 +286,8 @@ static void isp_power_settings(struct isp_device *isp, int idle)
  */
 void omap3isp_configure_bridge(struct isp_device *isp,
 			       enum ccdc_input_entity input,
-			       const struct isp_parallel_platform_data *pdata)
+			       const struct isp_parallel_platform_data *pdata,
+			       unsigned int shift)
 {
 	u32 ispctrl_val;
 
@@ -298,9 +300,9 @@ void omap3isp_configure_bridge(struct isp_device *isp,
 	switch (input) {
 	case CCDC_INPUT_PARALLEL:
 		ispctrl_val |= ISPCTRL_PAR_SER_CLK_SEL_PARALLEL;
-		ispctrl_val |= pdata->data_lane_shift << ISPCTRL_SHIFT_SHIFT;
 		ispctrl_val |= pdata->clk_pol << ISPCTRL_PAR_CLK_POL_SHIFT;
 		ispctrl_val |= pdata->bridge << ISPCTRL_PAR_BRIDGE_SHIFT;
+		shift += pdata->data_lane_shift * 2;
 		break;
 
 	case CCDC_INPUT_CSI2A:
@@ -319,6 +321,8 @@ void omap3isp_configure_bridge(struct isp_device *isp,
 		return;
 	}
 
+	ispctrl_val |= ((shift/2) << ISPCTRL_SHIFT_SHIFT) & ISPCTRL_SHIFT_MASK;
+
 	ispctrl_val &= ~ISPCTRL_SYNC_DETECT_MASK;
 	ispctrl_val |= ISPCTRL_SYNC_DETECT_VSRISE;
 
@@ -658,6 +662,8 @@ int omap3isp_pipeline_pm_use(struct media_entity *entity, int use)
 
 	/* Apply power change to connected non-nodes. */
 	ret = isp_pipeline_pm_power(entity, change);
+	if (ret < 0)
+		entity->use_count -= change;
 
 	mutex_unlock(&entity->parent->graph_mutex);
 
@@ -872,6 +878,9 @@ static int isp_pipeline_disable(struct isp_pipeline *pipe)
 		}
 	}
 
+	if (failure < 0)
+		isp->needs_reset = true;
+
 	return failure;
 }
 
@@ -884,7 +893,8 @@ static int isp_pipeline_disable(struct isp_pipeline *pipe)
  * single-shot or continuous mode.
  *
  * Return 0 if successful, or the return value of the failed video::s_stream
- * operation otherwise.
+ * operation otherwise. The pipeline state is not updated when the operation
+ * fails, except when stopping the pipeline.
  */
 int omap3isp_pipeline_set_stream(struct isp_pipeline *pipe,
 				 enum isp_pipeline_stream_state state)
@@ -895,7 +905,9 @@ int omap3isp_pipeline_set_stream(struct isp_pipeline *pipe,
 		ret = isp_pipeline_disable(pipe);
 	else
 		ret = isp_pipeline_enable(pipe, state);
-	pipe->stream_state = state;
+
+	if (ret == 0 || state == ISP_PIPELINE_STREAM_STOPPED)
+		pipe->stream_state = state;
 
 	return ret;
 }
@@ -1481,6 +1493,10 @@ void omap3isp_put(struct isp_device *isp)
 	if (--isp->ref_count == 0) {
 		isp_disable_interrupts(isp);
 		isp_save_ctx(isp);
+		if (isp->needs_reset) {
+			isp_reset(isp);
+			isp->needs_reset = false;
+		}
 		isp_disable_clocks(isp);
 	}
 	mutex_unlock(&isp->isp_mutex);

drivers/media/video/omap3isp/isp.h

@@ -132,7 +132,6 @@ struct isp_reg {
 
 /**
  * struct isp_parallel_platform_data - Parallel interface platform data
- * @width: Parallel bus width in bits (8, 10, 11 or 12)
  * @data_lane_shift: Data lane shifter
  *		0 - CAMEXT[13:0] -> CAM[13:0]
  *		1 - CAMEXT[13:2] -> CAM[11:0]
@@ -146,7 +145,6 @@ struct isp_reg {
  *		ISPCTRL_PAR_BRIDGE_BENDIAN - Big endian
  */
 struct isp_parallel_platform_data {
-	unsigned int width;
 	unsigned int data_lane_shift:2;
 	unsigned int clk_pol:1;
 	unsigned int bridge:4;
@@ -262,6 +260,7 @@ struct isp_device {
 	/* ISP Obj */
 	spinlock_t stat_lock;	/* common lock for statistic drivers */
 	struct mutex isp_mutex;	/* For handling ref_count field */
+	bool needs_reset;
 	int has_context;
 	int ref_count;
 	unsigned int autoidle;
@@ -311,11 +310,12 @@ int omap3isp_pipeline_set_stream(struct isp_pipeline *pipe,
 				 enum isp_pipeline_stream_state state);
 void omap3isp_configure_bridge(struct isp_device *isp,
 			       enum ccdc_input_entity input,
-			       const struct isp_parallel_platform_data *pdata);
+			       const struct isp_parallel_platform_data *pdata,
+			       unsigned int shift);
 
-#define ISP_XCLK_NONE			-1
-#define ISP_XCLK_A			0
-#define ISP_XCLK_B			1
+#define ISP_XCLK_NONE			0
+#define ISP_XCLK_A			1
+#define ISP_XCLK_B			2
 
 struct isp_device *omap3isp_get(struct isp_device *isp);
 void omap3isp_put(struct isp_device *isp);

drivers/media/video/omap3isp/ispccdc.c

@@ -43,6 +43,12 @@ __ccdc_get_format(struct isp_ccdc_device *ccdc, struct v4l2_subdev_fh *fh,
 
 static const unsigned int ccdc_fmts[] = {
 	V4L2_MBUS_FMT_Y8_1X8,
+	V4L2_MBUS_FMT_Y10_1X10,
+	V4L2_MBUS_FMT_Y12_1X12,
+	V4L2_MBUS_FMT_SGRBG8_1X8,
+	V4L2_MBUS_FMT_SRGGB8_1X8,
+	V4L2_MBUS_FMT_SBGGR8_1X8,
+	V4L2_MBUS_FMT_SGBRG8_1X8,
 	V4L2_MBUS_FMT_SGRBG10_1X10,
 	V4L2_MBUS_FMT_SRGGB10_1X10,
 	V4L2_MBUS_FMT_SBGGR10_1X10,
@@ -1110,21 +1116,38 @@ static void ccdc_configure(struct isp_ccdc_device *ccdc)
 	struct isp_parallel_platform_data *pdata = NULL;
 	struct v4l2_subdev *sensor;
 	struct v4l2_mbus_framefmt *format;
+	const struct isp_format_info *fmt_info;
+	struct v4l2_subdev_format fmt_src;
+	unsigned int depth_out;
+	unsigned int depth_in = 0;
 	struct media_pad *pad;
 	unsigned long flags;
+	unsigned int shift;
 	u32 syn_mode;
 	u32 ccdc_pattern;
 
-	if (ccdc->input == CCDC_INPUT_PARALLEL) {
-		pad = media_entity_remote_source(&ccdc->pads[CCDC_PAD_SINK]);
-		sensor = media_entity_to_v4l2_subdev(pad->entity);
+	pad = media_entity_remote_source(&ccdc->pads[CCDC_PAD_SINK]);
+	sensor = media_entity_to_v4l2_subdev(pad->entity);
+	if (ccdc->input == CCDC_INPUT_PARALLEL)
 		pdata = &((struct isp_v4l2_subdevs_group *)sensor->host_priv)
 			->bus.parallel;
+
+	/* Compute shift value for lane shifter to configure the bridge. */
+	fmt_src.pad = pad->index;
+	fmt_src.which = V4L2_SUBDEV_FORMAT_ACTIVE;
+	if (!v4l2_subdev_call(sensor, pad, get_fmt, NULL, &fmt_src)) {
+		fmt_info = omap3isp_video_format_info(fmt_src.format.code);
+		depth_in = fmt_info->bpp;
 	}
 
-	omap3isp_configure_bridge(isp, ccdc->input, pdata);
+	fmt_info = omap3isp_video_format_info
+		(isp->isp_ccdc.formats[CCDC_PAD_SINK].code);
+	depth_out = fmt_info->bpp;
+
+	shift = depth_in - depth_out;
+	omap3isp_configure_bridge(isp, ccdc->input, pdata, shift);
 
-	ccdc->syncif.datsz = pdata ? pdata->width : 10;
+	ccdc->syncif.datsz = depth_out;
 	ccdc_config_sync_if(ccdc, &ccdc->syncif);
 
 	/* CCDC_PAD_SINK */
@@ -1338,7 +1361,7 @@ static int ccdc_sbl_wait_idle(struct isp_ccdc_device *ccdc,
  * @ccdc: Pointer to ISP CCDC device.
  * @event: Pointing which event trigger handler
  *
- * Return 1 when the event and stopping request combination is satisfyied,
+ * Return 1 when the event and stopping request combination is satisfied,
  * zero otherwise.
  */
 static int __ccdc_handle_stopping(struct isp_ccdc_device *ccdc, u32 event)
@@ -1618,7 +1641,7 @@ static int ccdc_video_queue(struct isp_video *video, struct isp_buffer *buffer)
 
 	ccdc_set_outaddr(ccdc, buffer->isp_addr);
 
-	/* We now have a buffer queued on the output, restart the pipeline in
+	/* We now have a buffer queued on the output, restart the pipeline
 	 * on the next CCDC interrupt if running in continuous mode (or when
 	 * starting the stream).
 	 */

drivers/media/video/omap3isp/isppreview.c

@@ -755,7 +755,7 @@ static struct preview_update update_attrs[] = {
  * @configs - pointer to update config structure.
  * @config - return pointer to appropriate structure field.
  * @bit - for which feature to return pointers.
- * Return size of coresponding prev_params member
+ * Return size of corresponding prev_params member
  */
 static u32
 __preview_get_ptrs(struct prev_params *params, void **param,

drivers/media/video/omap3isp/ispqueue.c

@@ -339,7 +339,7 @@ static int isp_video_buffer_prepare_user(struct isp_video_buffer *buf)
 	up_read(&current->mm->mmap_sem);
 
 	if (ret != buf->npages) {
-		buf->npages = ret;
+		buf->npages = ret < 0 ? 0 : ret;
 		isp_video_buffer_cleanup(buf);
 		return -EFAULT;
 	}
@@ -408,8 +408,8 @@ static int isp_video_buffer_prepare_pfnmap(struct isp_video_buffer *buf)
  * isp_video_buffer_prepare_vm_flags - Get VMA flags for a userspace address
  *
  * This function locates the VMAs for the buffer's userspace address and checks
- * that their flags match. The onlflag that we need to care for at the moment is
- * VM_PFNMAP.
+ * that their flags match. The only flag that we need to care for at the moment
+ * is VM_PFNMAP.
  *
  * The buffer vm_flags field is set to the first VMA flags.
  *

drivers/media/video/omap3isp/ispresizer.c

@@ -714,19 +714,50 @@ static void resizer_print_status(struct isp_res_device *res)
  * iw and ih are the input width and height after cropping. Those equations need
  * to be satisfied exactly for the resizer to work correctly.
  *
- * Reverting the equations, we can compute the resizing ratios with
+ * The equations can't be easily reverted, as the >> 8 operation is not linear.
+ * In addition, not all input sizes can be achieved for a given output size. To
+ * get the highest input size lower than or equal to the requested input size,
+ * we need to compute the highest resizing ratio that satisfies the following
+ * inequality (taking the 4-tap mode width equation as an example)
+ *
+ *	iw >= (32 * sph + (ow - 1) * hrsz + 16) >> 8 - 7
+ *
+ * (where iw is the requested input width) which can be rewritten as
+ *
+ *	  iw - 7            >= (32 * sph + (ow - 1) * hrsz + 16) >> 8
+ *	 (iw - 7) << 8      >=  32 * sph + (ow - 1) * hrsz + 16 - b
+ *	((iw - 7) << 8) + b >=  32 * sph + (ow - 1) * hrsz + 16
+ *
+ * where b is the value of the 8 least significant bits of the right hand side
+ * expression of the last inequality. The highest resizing ratio value will be
+ * achieved when b is equal to its maximum value of 255. That resizing ratio
+ * value will still satisfy the original inequality, as b will disappear when
+ * the expression will be shifted right by 8.
+ *
+ * The reverted the equations thus become
  *
  * - 8-phase, 4-tap mode
- *	hrsz = ((iw - 7) * 256 - 16 - 32 * sph) / (ow - 1)
- *	vrsz = ((ih - 4) * 256 - 16 - 32 * spv) / (oh - 1)
+ *	hrsz = ((iw - 7) * 256 + 255 - 16 - 32 * sph) / (ow - 1)
+ *	vrsz = ((ih - 4) * 256 + 255 - 16 - 32 * spv) / (oh - 1)
  * - 4-phase, 7-tap mode
- *	hrsz = ((iw - 7) * 256 - 32 - 64 * sph) / (ow - 1)
- *	vrsz = ((ih - 7) * 256 - 32 - 64 * spv) / (oh - 1)
+ *	hrsz = ((iw - 7) * 256 + 255 - 32 - 64 * sph) / (ow - 1)
+ *	vrsz = ((ih - 7) * 256 + 255 - 32 - 64 * spv) / (oh - 1)
  *
- * The ratios are integer values, and must be rounded down to ensure that the
- * cropped input size is not bigger than the uncropped input size. As the ratio
- * in 7-tap mode is always smaller than the ratio in 4-tap mode, we can use the
- * 7-tap mode equations to compute a ratio approximation.
+ * The ratios are integer values, and are rounded down to ensure that the
+ * cropped input size is not bigger than the uncropped input size.
+ *
+ * As the number of phases/taps, used to select the correct equations to compute
+ * the ratio, depends on the ratio, we start with the 4-tap mode equations to
+ * compute an approximation of the ratio, and switch to the 7-tap mode equations
+ * if the approximation is higher than the ratio threshold.
+ *
+ * As the 7-tap mode equations will return a ratio smaller than or equal to the
+ * 4-tap mode equations, the resulting ratio could become lower than or equal to
+ * the ratio threshold. This 'equations loop' isn't an issue as long as the
+ * correct equations are used to compute the final input size. Starting with the
+ * 4-tap mode equations ensure that, in case of values resulting in a 'ratio
+ * loop', the smallest of the ratio values will be used, never exceeding the
+ * requested input size.
  *
  * We first clamp the output size according to the hardware capabilitie to avoid
  * auto-cropping the input more than required to satisfy the TRM equations. The
@@ -775,6 +806,8 @@ static void resizer_calc_ratios(struct isp_res_device *res,
 	unsigned int max_width;
 	unsigned int max_height;
 	unsigned int width_alignment;
+	unsigned int width;
+	unsigned int height;
 
 	/*
 	 * Clamp the output height based on the hardware capabilities and
@@ -786,19 +819,22 @@ static void resizer_calc_ratios(struct isp_res_device *res,
 	max_height = min_t(unsigned int, max_height, MAX_OUT_HEIGHT);
 	output->height = clamp(output->height, min_height, max_height);
 
-	ratio->vert = ((input->height - 7) * 256 - 32 - 64 * spv)
+	ratio->vert = ((input->height - 4) * 256 + 255 - 16 - 32 * spv)
 		    / (output->height - 1);
+	if (ratio->vert > MID_RESIZE_VALUE)
+		ratio->vert = ((input->height - 7) * 256 + 255 - 32 - 64 * spv)
+			    / (output->height - 1);
 	ratio->vert = clamp_t(unsigned int, ratio->vert,
 			      MIN_RESIZE_VALUE, MAX_RESIZE_VALUE);
 
 	if (ratio->vert <= MID_RESIZE_VALUE) {
 		upscaled_height = (output->height - 1) * ratio->vert
 				+ 32 * spv + 16;
-		input->height = (upscaled_height >> 8) + 4;
+		height = (upscaled_height >> 8) + 4;
 	} else {
 		upscaled_height = (output->height - 1) * ratio->vert
 				+ 64 * spv + 32;
-		input->height = (upscaled_height >> 8) + 7;
+		height = (upscaled_height >> 8) + 7;
 	}
 
 	/*
@@ -854,20 +890,29 @@ static void resizer_calc_ratios(struct isp_res_device *res,
 			      max_width & ~(width_alignment - 1));
 	output->width = ALIGN(output->width, width_alignment);
 
-	ratio->horz = ((input->width - 7) * 256 - 32 - 64 * sph)
+	ratio->horz = ((input->width - 7) * 256 + 255 - 16 - 32 * sph)
 		    / (output->width - 1);
+	if (ratio->horz > MID_RESIZE_VALUE)
+		ratio->horz = ((input->width - 7) * 256 + 255 - 32 - 64 * sph)
+			    / (output->width - 1);
 	ratio->horz = clamp_t(unsigned int, ratio->horz,
 			      MIN_RESIZE_VALUE, MAX_RESIZE_VALUE);
 
 	if (ratio->horz <= MID_RESIZE_VALUE) {
 		upscaled_width = (output->width - 1) * ratio->horz
 			       + 32 * sph + 16;
-		input->width = (upscaled_width >> 8) + 7;
+		width = (upscaled_width >> 8) + 7;
 	} else {
 		upscaled_width = (output->width - 1) * ratio->horz
 			       + 64 * sph + 32;
-		input->width = (upscaled_width >> 8) + 7;
+		width = (upscaled_width >> 8) + 7;
 	}
+
+	/* Center the new crop rectangle. */
+	input->left += (input->width - width) / 2;
+	input->top += (input->height - height) / 2;
+	input->width = width;
+	input->height = height;
 }
 
 /*

drivers/media/video/omap3isp/ispstat.h

@@ -131,9 +131,9 @@ struct ispstat {
 struct ispstat_generic_config {
 	/*
 	 * Fields must be in the same order as in:
-	 *  - isph3a_aewb_config
-	 *  - isph3a_af_config
-	 *  - isphist_config
+	 *  - omap3isp_h3a_aewb_config
+	 *  - omap3isp_h3a_af_config
+	 *  - omap3isp_hist_config
 	 */
 	u32 buf_size;
 	u16 config_counter;

drivers/media/video/omap3isp/ispvideo.c

@@ -47,29 +47,59 @@
 
 static struct isp_format_info formats[] = {
 	{ V4L2_MBUS_FMT_Y8_1X8, V4L2_MBUS_FMT_Y8_1X8,
-	  V4L2_MBUS_FMT_Y8_1X8, V4L2_PIX_FMT_GREY, 8, },
+	  V4L2_MBUS_FMT_Y8_1X8, V4L2_MBUS_FMT_Y8_1X8,
+	  V4L2_PIX_FMT_GREY, 8, },
+	{ V4L2_MBUS_FMT_Y10_1X10, V4L2_MBUS_FMT_Y10_1X10,
+	  V4L2_MBUS_FMT_Y10_1X10, V4L2_MBUS_FMT_Y8_1X8,
+	  V4L2_PIX_FMT_Y10, 10, },
+	{ V4L2_MBUS_FMT_Y12_1X12, V4L2_MBUS_FMT_Y10_1X10,
+	  V4L2_MBUS_FMT_Y12_1X12, V4L2_MBUS_FMT_Y8_1X8,
+	  V4L2_PIX_FMT_Y12, 12, },
+	{ V4L2_MBUS_FMT_SBGGR8_1X8, V4L2_MBUS_FMT_SBGGR8_1X8,
+	  V4L2_MBUS_FMT_SBGGR8_1X8, V4L2_MBUS_FMT_SBGGR8_1X8,
+	  V4L2_PIX_FMT_SBGGR8, 8, },
+	{ V4L2_MBUS_FMT_SGBRG8_1X8, V4L2_MBUS_FMT_SGBRG8_1X8,
+	  V4L2_MBUS_FMT_SGBRG8_1X8, V4L2_MBUS_FMT_SGBRG8_1X8,
+	  V4L2_PIX_FMT_SGBRG8, 8, },
+	{ V4L2_MBUS_FMT_SGRBG8_1X8, V4L2_MBUS_FMT_SGRBG8_1X8,
+	  V4L2_MBUS_FMT_SGRBG8_1X8, V4L2_MBUS_FMT_SGRBG8_1X8,
+	  V4L2_PIX_FMT_SGRBG8, 8, },
+	{ V4L2_MBUS_FMT_SRGGB8_1X8, V4L2_MBUS_FMT_SRGGB8_1X8,
+	  V4L2_MBUS_FMT_SRGGB8_1X8, V4L2_MBUS_FMT_SRGGB8_1X8,
+	  V4L2_PIX_FMT_SRGGB8, 8, },
 	{ V4L2_MBUS_FMT_SGRBG10_DPCM8_1X8, V4L2_MBUS_FMT_SGRBG10_DPCM8_1X8,
-	  V4L2_MBUS_FMT_SGRBG10_1X10, V4L2_PIX_FMT_SGRBG10DPCM8, 8, },
+	  V4L2_MBUS_FMT_SGRBG10_1X10, 0,
+	  V4L2_PIX_FMT_SGRBG10DPCM8, 8, },
 	{ V4L2_MBUS_FMT_SBGGR10_1X10, V4L2_MBUS_FMT_SBGGR10_1X10,
-	  V4L2_MBUS_FMT_SBGGR10_1X10, V4L2_PIX_FMT_SBGGR10, 10, },
+	  V4L2_MBUS_FMT_SBGGR10_1X10, V4L2_MBUS_FMT_SBGGR8_1X8,
+	  V4L2_PIX_FMT_SBGGR10, 10, },
 	{ V4L2_MBUS_FMT_SGBRG10_1X10, V4L2_MBUS_FMT_SGBRG10_1X10,
-	  V4L2_MBUS_FMT_SGBRG10_1X10, V4L2_PIX_FMT_SGBRG10, 10, },
+	  V4L2_MBUS_FMT_SGBRG10_1X10, V4L2_MBUS_FMT_SGBRG8_1X8,
+	  V4L2_PIX_FMT_SGBRG10, 10, },
 	{ V4L2_MBUS_FMT_SGRBG10_1X10, V4L2_MBUS_FMT_SGRBG10_1X10,
-	  V4L2_MBUS_FMT_SGRBG10_1X10, V4L2_PIX_FMT_SGRBG10, 10, },
+	  V4L2_MBUS_FMT_SGRBG10_1X10, V4L2_MBUS_FMT_SGRBG8_1X8,
+	  V4L2_PIX_FMT_SGRBG10, 10, },
 	{ V4L2_MBUS_FMT_SRGGB10_1X10, V4L2_MBUS_FMT_SRGGB10_1X10,
-	  V4L2_MBUS_FMT_SRGGB10_1X10, V4L2_PIX_FMT_SRGGB10, 10, },
+	  V4L2_MBUS_FMT_SRGGB10_1X10, V4L2_MBUS_FMT_SRGGB8_1X8,
+	  V4L2_PIX_FMT_SRGGB10, 10, },
 	{ V4L2_MBUS_FMT_SBGGR12_1X12, V4L2_MBUS_FMT_SBGGR10_1X10,
-	  V4L2_MBUS_FMT_SBGGR12_1X12, V4L2_PIX_FMT_SBGGR12, 12, },
+	  V4L2_MBUS_FMT_SBGGR12_1X12, V4L2_MBUS_FMT_SBGGR8_1X8,
+	  V4L2_PIX_FMT_SBGGR12, 12, },
 	{ V4L2_MBUS_FMT_SGBRG12_1X12, V4L2_MBUS_FMT_SGBRG10_1X10,
-	  V4L2_MBUS_FMT_SGBRG12_1X12, V4L2_PIX_FMT_SGBRG12, 12, },
+	  V4L2_MBUS_FMT_SGBRG12_1X12, V4L2_MBUS_FMT_SGBRG8_1X8,
+	  V4L2_PIX_FMT_SGBRG12, 12, },
 	{ V4L2_MBUS_FMT_SGRBG12_1X12, V4L2_MBUS_FMT_SGRBG10_1X10,
-	  V4L2_MBUS_FMT_SGRBG12_1X12, V4L2_PIX_FMT_SGRBG12, 12, },
+	  V4L2_MBUS_FMT_SGRBG12_1X12, V4L2_MBUS_FMT_SGRBG8_1X8,
+	  V4L2_PIX_FMT_SGRBG12, 12, },
 	{ V4L2_MBUS_FMT_SRGGB12_1X12, V4L2_MBUS_FMT_SRGGB10_1X10,
-	  V4L2_MBUS_FMT_SRGGB12_1X12, V4L2_PIX_FMT_SRGGB12, 12, },
+	  V4L2_MBUS_FMT_SRGGB12_1X12, V4L2_MBUS_FMT_SRGGB8_1X8,
+	  V4L2_PIX_FMT_SRGGB12, 12, },
 	{ V4L2_MBUS_FMT_UYVY8_1X16, V4L2_MBUS_FMT_UYVY8_1X16,
-	  V4L2_MBUS_FMT_UYVY8_1X16, V4L2_PIX_FMT_UYVY, 16, },
+	  V4L2_MBUS_FMT_UYVY8_1X16, 0,
+	  V4L2_PIX_FMT_UYVY, 16, },
 	{ V4L2_MBUS_FMT_YUYV8_1X16, V4L2_MBUS_FMT_YUYV8_1X16,
-	  V4L2_MBUS_FMT_YUYV8_1X16, V4L2_PIX_FMT_YUYV, 16, },
+	  V4L2_MBUS_FMT_YUYV8_1X16, 0,
+	  V4L2_PIX_FMT_YUYV, 16, },
 };
 
 const struct isp_format_info *
@@ -85,6 +115,37 @@ omap3isp_video_format_info(enum v4l2_mbus_pixelcode code)
 	return NULL;
 }
 
+/*
+ * Decide whether desired output pixel code can be obtained with
+ * the lane shifter by shifting the input pixel code.
+ * @in: input pixelcode to shifter
+ * @out: output pixelcode from shifter
+ * @additional_shift: # of bits the sensor's LSB is offset from CAMEXT[0]
+ *
+ * return true if the combination is possible
+ * return false otherwise
+ */
+static bool isp_video_is_shiftable(enum v4l2_mbus_pixelcode in,
+		enum v4l2_mbus_pixelcode out,
+		unsigned int additional_shift)
+{
+	const struct isp_format_info *in_info, *out_info;
+
+	if (in == out)
+		return true;
+
+	in_info = omap3isp_video_format_info(in);
+	out_info = omap3isp_video_format_info(out);
+
+	if ((in_info->flavor == 0) || (out_info->flavor == 0))
+		return false;
+
+	if (in_info->flavor != out_info->flavor)
+		return false;
+
+	return in_info->bpp - out_info->bpp + additional_shift <= 6;
+}
+
 /*
  * isp_video_mbus_to_pix - Convert v4l2_mbus_framefmt to v4l2_pix_format
  * @video: ISP video instance
@@ -235,6 +296,7 @@ static int isp_video_validate_pipeline(struct isp_pipeline *pipe)
 		return -EPIPE;
 
 	while (1) {
+		unsigned int shifter_link;
 		/* Retrieve the sink format */
 		pad = &subdev->entity.pads[0];
 		if (!(pad->flags & MEDIA_PAD_FL_SINK))
@@ -263,6 +325,10 @@ static int isp_video_validate_pipeline(struct isp_pipeline *pipe)
 				return -ENOSPC;
 		}
 
+		/* If sink pad is on CCDC, the link has the lane shifter
+		 * in the middle of it. */
+		shifter_link = subdev == &isp->isp_ccdc.subdev;
+
 		/* Retrieve the source format */
 		pad = media_entity_remote_source(pad);
 		if (pad == NULL ||
@@ -278,10 +344,24 @@ static int isp_video_validate_pipeline(struct isp_pipeline *pipe)
 			return -EPIPE;
 
 		/* Check if the two ends match */
-		if (fmt_source.format.code != fmt_sink.format.code ||
-		    fmt_source.format.width != fmt_sink.format.width ||
+		if (fmt_source.format.width != fmt_sink.format.width ||
 		    fmt_source.format.height != fmt_sink.format.height)
 			return -EPIPE;
+
+		if (shifter_link) {
+			unsigned int parallel_shift = 0;
+			if (isp->isp_ccdc.input == CCDC_INPUT_PARALLEL) {
+				struct isp_parallel_platform_data *pdata =
+					&((struct isp_v4l2_subdevs_group *)
+					      subdev->host_priv)->bus.parallel;
+				parallel_shift = pdata->data_lane_shift * 2;
+			}
+			if (!isp_video_is_shiftable(fmt_source.format.code,
+						fmt_sink.format.code,
+						parallel_shift))
+				return -EPIPE;
+		} else if (fmt_source.format.code != fmt_sink.format.code)
+			return -EPIPE;
 	}
 
 	return 0;

drivers/media/video/omap3isp/ispvideo.h

@@ -49,6 +49,8 @@ struct v4l2_pix_format;
  *	bits. Identical to @code if the format is 10 bits wide or less.
  * @uncompressed: V4L2 media bus format code for the corresponding uncompressed
  *	format. Identical to @code if the format is not DPCM compressed.
+ * @flavor: V4L2 media bus format code for the same pixel layout but
+ *	shifted to be 8 bits per pixel. =0 if format is not shiftable.
  * @pixelformat: V4L2 pixel format FCC identifier
  * @bpp: Bits per pixel
  */
@@ -56,6 +58,7 @@ struct isp_format_info {
 	enum v4l2_mbus_pixelcode code;
 	enum v4l2_mbus_pixelcode truncated;
 	enum v4l2_mbus_pixelcode uncompressed;
+	enum v4l2_mbus_pixelcode flavor;
 	u32 pixelformat;
 	unsigned int bpp;
 };

drivers/media/video/s5p-fimc/fimc-capture.c

@@ -527,7 +527,7 @@ static int fimc_cap_s_fmt_mplane(struct file *file, void *priv,
 	if (ret)
 		return ret;
 
-	if (vb2_is_streaming(&fimc->vid_cap.vbq) || fimc_capture_active(fimc))
+	if (vb2_is_busy(&fimc->vid_cap.vbq) || fimc_capture_active(fimc))
 		return -EBUSY;
 
 	frame = &ctx->d_frame;
@@ -539,8 +539,10 @@ static int fimc_cap_s_fmt_mplane(struct file *file, void *priv,
 		return -EINVAL;
 	}
 
-	for (i = 0; i < frame->fmt->colplanes; i++)
-		frame->payload[i] = pix->plane_fmt[i].bytesperline * pix->height;
+	for (i = 0; i < frame->fmt->colplanes; i++) {
+		frame->payload[i] =
+			(pix->width * pix->height * frame->fmt->depth[i]) >> 3;
+	}
 
 	/* Output DMA frame pixel size and offsets. */
 	frame->f_width = pix->plane_fmt[0].bytesperline * 8

drivers/media/video/s5p-fimc/fimc-core.c

@@ -361,10 +361,20 @@ static void fimc_capture_irq_handler(struct fimc_dev *fimc)
 {
 	struct fimc_vid_cap *cap = &fimc->vid_cap;
 	struct fimc_vid_buffer *v_buf;
+	struct timeval *tv;
+	struct timespec ts;
 
 	if (!list_empty(&cap->active_buf_q) &&
 	    test_bit(ST_CAPT_RUN, &fimc->state)) {
+		ktime_get_real_ts(&ts);
+
 		v_buf = active_queue_pop(cap);
+
+		tv = &v_buf->vb.v4l2_buf.timestamp;
+		tv->tv_sec = ts.tv_sec;
+		tv->tv_usec = ts.tv_nsec / NSEC_PER_USEC;
+		v_buf->vb.v4l2_buf.sequence = cap->frame_count++;
+
 		vb2_buffer_done(&v_buf->vb, VB2_BUF_STATE_DONE);
 	}
 
@@ -758,7 +768,7 @@ static void fimc_unlock(struct vb2_queue *vq)
 	mutex_unlock(&ctx->fimc_dev->lock);
 }
 
-struct vb2_ops fimc_qops = {
+static struct vb2_ops fimc_qops = {
 	.queue_setup	 = fimc_queue_setup,
 	.buf_prepare	 = fimc_buf_prepare,
 	.buf_queue	 = fimc_buf_queue,
@@ -927,23 +937,23 @@ int fimc_vidioc_try_fmt_mplane(struct file *file, void *priv,
 	pix->num_planes = fmt->memplanes;
 	pix->colorspace	= V4L2_COLORSPACE_JPEG;
 
-	for (i = 0; i < pix->num_planes; ++i) {
-		int bpl = pix->plane_fmt[i].bytesperline;
 
-		dbg("[%d] bpl: %d, depth: %d, w: %d, h: %d",
-		    i, bpl, fmt->depth[i], pix->width, pix->height);
+	for (i = 0; i < pix->num_planes; ++i) {
+		u32 bpl = pix->plane_fmt[i].bytesperline;
+		u32 *sizeimage = &pix->plane_fmt[i].sizeimage;
 
-		if (!bpl || (bpl * 8 / fmt->depth[i]) > pix->width)
-			bpl = (pix->width * fmt->depth[0]) >> 3;
+		if (fmt->colplanes > 1 && (bpl == 0 || bpl < pix->width))
+			bpl = pix->width; /* Planar */
 
-		if (!pix->plane_fmt[i].sizeimage)
-			pix->plane_fmt[i].sizeimage = pix->height * bpl;
+		if (fmt->colplanes == 1 && /* Packed */
+		    (bpl == 0 || ((bpl * 8) / fmt->depth[i]) < pix->width))
+			bpl = (pix->width * fmt->depth[0]) / 8;
 
-		pix->plane_fmt[i].bytesperline = bpl;
+		if (i == 0) /* Same bytesperline for each plane. */
+			mod_x = bpl;
 
-		dbg("[%d]: bpl: %d, sizeimage: %d",
-		    i, pix->plane_fmt[i].bytesperline,
-		    pix->plane_fmt[i].sizeimage);
+		pix->plane_fmt[i].bytesperline = mod_x;
+		*sizeimage = (pix->width * pix->height * fmt->depth[i]) / 8;
 	}
 
 	return 0;
@@ -965,7 +975,7 @@ static int fimc_m2m_s_fmt_mplane(struct file *file, void *priv,
 
 	vq = v4l2_m2m_get_vq(ctx->m2m_ctx, f->type);
 
-	if (vb2_is_streaming(vq)) {
+	if (vb2_is_busy(vq)) {
 		v4l2_err(&fimc->m2m.v4l2_dev, "queue (%d) busy\n", f->type);
 		return -EBUSY;
 	}
@@ -985,8 +995,10 @@ static int fimc_m2m_s_fmt_mplane(struct file *file, void *priv,
 	if (!frame->fmt)
 		return -EINVAL;
 
-	for (i = 0; i < frame->fmt->colplanes; i++)
-		frame->payload[i] = pix->plane_fmt[i].bytesperline * pix->height;
+	for (i = 0; i < frame->fmt->colplanes; i++) {
+		frame->payload[i] =
+			(pix->width * pix->height * frame->fmt->depth[i]) / 8;
+	}
 
 	frame->f_width	= pix->plane_fmt[0].bytesperline * 8 /
 		frame->fmt->depth[0];
@@ -1750,7 +1762,7 @@ static int __devexit fimc_remove(struct platform_device *pdev)
 }
 
 /* Image pixel limits, similar across several FIMC HW revisions. */
-static struct fimc_pix_limit s5p_pix_limit[3] = {
+static struct fimc_pix_limit s5p_pix_limit[4] = {
 	[0] = {
 		.scaler_en_w	= 3264,
 		.scaler_dis_w	= 8192,
@@ -1775,6 +1787,14 @@ static struct fimc_pix_limit s5p_pix_limit[3] = {
 		.out_rot_en_w	= 1280,
 		.out_rot_dis_w	= 1920,
 	},
+	[3] = {
+		.scaler_en_w	= 1920,
+		.scaler_dis_w	= 8192,
+		.in_rot_en_h	= 1366,
+		.in_rot_dis_w	= 8192,
+		.out_rot_en_w	= 1366,
+		.out_rot_dis_w	= 1920,
+	},
 };
 
 static struct samsung_fimc_variant fimc0_variant_s5p = {
@@ -1827,7 +1847,7 @@ static struct samsung_fimc_variant fimc2_variant_s5pv210 = {
 	.pix_limit	 = &s5p_pix_limit[2],
 };
 
-static struct samsung_fimc_variant fimc0_variant_s5pv310 = {
+static struct samsung_fimc_variant fimc0_variant_exynos4 = {
 	.pix_hoff	 = 1,
 	.has_inp_rot	 = 1,
 	.has_out_rot	 = 1,
@@ -1840,7 +1860,7 @@ static struct samsung_fimc_variant fimc0_variant_s5pv310 = {
 	.pix_limit	 = &s5p_pix_limit[1],
 };
 
-static struct samsung_fimc_variant fimc2_variant_s5pv310 = {
+static struct samsung_fimc_variant fimc2_variant_exynos4 = {
 	.pix_hoff	 = 1,
 	.has_cistatus2	 = 1,
 	.has_mainscaler_ext = 1,
@@ -1848,7 +1868,7 @@ static struct samsung_fimc_variant fimc2_variant_s5pv310 = {
 	.min_out_pixsize = 16,
 	.hor_offs_align	 = 1,
 	.out_buf_count	 = 32,
-	.pix_limit	 = &s5p_pix_limit[2],
+	.pix_limit	 = &s5p_pix_limit[3],
 };
 
 /* S5PC100 */
@@ -1874,12 +1894,12 @@ static struct samsung_fimc_driverdata fimc_drvdata_s5pv210 = {
 };
 
 /* S5PV310, S5PC210 */
-static struct samsung_fimc_driverdata fimc_drvdata_s5pv310 = {
+static struct samsung_fimc_driverdata fimc_drvdata_exynos4 = {
 	.variant = {
-		[0] = &fimc0_variant_s5pv310,
-		[1] = &fimc0_variant_s5pv310,
-		[2] = &fimc0_variant_s5pv310,
-		[3] = &fimc2_variant_s5pv310,
+		[0] = &fimc0_variant_exynos4,
+		[1] = &fimc0_variant_exynos4,
+		[2] = &fimc0_variant_exynos4,
+		[3] = &fimc2_variant_exynos4,
 	},
 	.num_entities = 4,
 	.lclk_frequency = 166000000UL,
@@ -1893,8 +1913,8 @@ static struct platform_device_id fimc_driver_ids[] = {
 		.name		= "s5pv210-fimc",
 		.driver_data	= (unsigned long)&fimc_drvdata_s5pv210,
 	}, {
-		.name		= "s5pv310-fimc",
-		.driver_data	= (unsigned long)&fimc_drvdata_s5pv310,
+		.name		= "exynos4-fimc",
+		.driver_data	= (unsigned long)&fimc_drvdata_exynos4,
 	},
 	{},
 };

drivers/media/video/sh_mobile_ceu_camera.c

@@ -922,7 +922,7 @@ static int sh_mobile_ceu_get_formats(struct soc_camera_device *icd, unsigned int
 			/* Try 2560x1920, 1280x960, 640x480, 320x240 */
 			mf.width	= 2560 >> shift;
 			mf.height	= 1920 >> shift;
-			ret = v4l2_device_call_until_err(sd->v4l2_dev, 0, video,
+			ret = v4l2_device_call_until_err(sd->v4l2_dev, (long)icd, video,
 							 s_mbus_fmt, &mf);
 			if (ret < 0)
 				return ret;
@@ -1224,7 +1224,7 @@ static int client_s_fmt(struct soc_camera_device *icd,
 	struct v4l2_cropcap cap;
 	int ret;
 
-	ret = v4l2_device_call_until_err(sd->v4l2_dev, 0, video,
+	ret = v4l2_device_call_until_err(sd->v4l2_dev, (long)icd, video,
 					 s_mbus_fmt, mf);
 	if (ret < 0)
 		return ret;
@@ -1254,7 +1254,7 @@ static int client_s_fmt(struct soc_camera_device *icd,
 		tmp_h = min(2 * tmp_h, max_height);
 		mf->width = tmp_w;
 		mf->height = tmp_h;
-		ret = v4l2_device_call_until_err(sd->v4l2_dev, 0, video,
+		ret = v4l2_device_call_until_err(sd->v4l2_dev, (long)icd, video,
 						 s_mbus_fmt, mf);
 		dev_geo(dev, "Camera scaled to %ux%u\n",
 			mf->width, mf->height);
@@ -1658,7 +1658,7 @@ static int sh_mobile_ceu_try_fmt(struct soc_camera_device *icd,
 	mf.code		= xlate->code;
 	mf.colorspace	= pix->colorspace;
 
-	ret = v4l2_device_call_until_err(sd->v4l2_dev, 0, video, try_mbus_fmt, &mf);
+	ret = v4l2_device_call_until_err(sd->v4l2_dev, (long)icd, video, try_mbus_fmt, &mf);
 	if (ret < 0)
 		return ret;
 
@@ -1682,7 +1682,7 @@ static int sh_mobile_ceu_try_fmt(struct soc_camera_device *icd,
 			 */
 			mf.width = 2560;
 			mf.height = 1920;
-			ret = v4l2_device_call_until_err(sd->v4l2_dev, 0, video,
+			ret = v4l2_device_call_until_err(sd->v4l2_dev, (long)icd, video,
 							 try_mbus_fmt, &mf);
 			if (ret < 0) {
 				/* Shouldn't actually happen... */

drivers/media/video/sh_mobile_csi2.c

@@ -38,6 +38,8 @@ struct sh_csi2 {
 	void __iomem			*base;
 	struct platform_device		*pdev;
 	struct sh_csi2_client_config	*client;
+	unsigned long (*query_bus_param)(struct soc_camera_device *);
+	int (*set_bus_param)(struct soc_camera_device *, unsigned long);
 };
 
 static int sh_csi2_try_fmt(struct v4l2_subdev *sd,
@@ -208,6 +210,7 @@ static int sh_csi2_notify(struct notifier_block *nb,
 	case BUS_NOTIFY_BOUND_DRIVER:
 		snprintf(priv->subdev.name, V4L2_SUBDEV_NAME_SIZE, "%s%s",
 			 dev_name(v4l2_dev->dev), ".mipi-csi");
+		priv->subdev.grp_id = (long)icd;
 		ret = v4l2_device_register_subdev(v4l2_dev, &priv->subdev);
 		dev_dbg(dev, "%s(%p): ret(register_subdev) = %d\n", __func__, priv, ret);
 		if (ret < 0)
@@ -215,6 +218,8 @@ static int sh_csi2_notify(struct notifier_block *nb,
 
 		priv->client = pdata->clients + i;
 
+		priv->set_bus_param		= icd->ops->set_bus_param;
+		priv->query_bus_param		= icd->ops->query_bus_param;
 		icd->ops->set_bus_param		= sh_csi2_set_bus_param;
 		icd->ops->query_bus_param	= sh_csi2_query_bus_param;
 
@@ -226,8 +231,10 @@ static int sh_csi2_notify(struct notifier_block *nb,
 		priv->client = NULL;
 
 		/* Driver is about to be unbound */
-		icd->ops->set_bus_param		= NULL;
-		icd->ops->query_bus_param	= NULL;
+		icd->ops->set_bus_param		= priv->set_bus_param;
+		icd->ops->query_bus_param	= priv->query_bus_param;
+		priv->set_bus_param		= NULL;
+		priv->query_bus_param		= NULL;
 
 		v4l2_device_unregister_subdev(&priv->subdev);
 

drivers/media/video/soc_camera.c

@@ -996,10 +996,11 @@ static void soc_camera_free_i2c(struct soc_camera_device *icd)
 {
 	struct i2c_client *client =
 		to_i2c_client(to_soc_camera_control(icd));
+	struct i2c_adapter *adap = client->adapter;
 	dev_set_drvdata(&icd->dev, NULL);
 	v4l2_device_unregister_subdev(i2c_get_clientdata(client));
 	i2c_unregister_device(client);
-	i2c_put_adapter(client->adapter);
+	i2c_put_adapter(adap);
 }
 #else
 #define soc_camera_init_i2c(icd, icl)	(-ENODEV)
@@ -1071,6 +1072,9 @@ static int soc_camera_probe(struct device *dev)
 		}
 	}
 
+	sd = soc_camera_to_subdev(icd);
+	sd->grp_id = (long)icd;
+
 	/* At this point client .probe() should have run already */
 	ret = soc_camera_init_user_formats(icd);
 	if (ret < 0)
@@ -1092,7 +1096,6 @@ static int soc_camera_probe(struct device *dev)
 		goto evidstart;
 
 	/* Try to improve our guess of a reasonable window format */
-	sd = soc_camera_to_subdev(icd);
 	if (!v4l2_subdev_call(sd, video, g_mbus_fmt, &mf)) {
 		icd->user_width		= mf.width;
 		icd->user_height	= mf.height;

drivers/media/video/v4l2-dev.c

@@ -389,7 +389,8 @@ static int v4l2_open(struct inode *inode, struct file *filp)
 	video_get(vdev);
 	mutex_unlock(&videodev_lock);
 #if defined(CONFIG_MEDIA_CONTROLLER)
-	if (vdev->v4l2_dev && vdev->v4l2_dev->mdev) {
+	if (vdev->v4l2_dev && vdev->v4l2_dev->mdev &&
+	    vdev->vfl_type != VFL_TYPE_SUBDEV) {
 		entity = media_entity_get(&vdev->entity);
 		if (!entity) {
 			ret = -EBUSY;
@@ -415,7 +416,8 @@ static int v4l2_open(struct inode *inode, struct file *filp)
 	/* decrease the refcount in case of an error */
 	if (ret) {
 #if defined(CONFIG_MEDIA_CONTROLLER)
-		if (vdev->v4l2_dev && vdev->v4l2_dev->mdev)
+		if (vdev->v4l2_dev && vdev->v4l2_dev->mdev &&
+		    vdev->vfl_type != VFL_TYPE_SUBDEV)
 			media_entity_put(entity);
 #endif
 		video_put(vdev);
@@ -437,7 +439,8 @@ static int v4l2_release(struct inode *inode, struct file *filp)
 			mutex_unlock(vdev->lock);
 	}
 #if defined(CONFIG_MEDIA_CONTROLLER)
-	if (vdev->v4l2_dev && vdev->v4l2_dev->mdev)
+	if (vdev->v4l2_dev && vdev->v4l2_dev->mdev &&
+	    vdev->vfl_type != VFL_TYPE_SUBDEV)
 		media_entity_put(&vdev->entity);
 #endif
 	/* decrease the refcount unconditionally since the release()
@@ -686,7 +689,8 @@ int __video_register_device(struct video_device *vdev, int type, int nr,
 
 #if defined(CONFIG_MEDIA_CONTROLLER)
 	/* Part 5: Register the entity. */
-	if (vdev->v4l2_dev && vdev->v4l2_dev->mdev) {
+	if (vdev->v4l2_dev && vdev->v4l2_dev->mdev &&
+	    vdev->vfl_type != VFL_TYPE_SUBDEV) {
 		vdev->entity.type = MEDIA_ENT_T_DEVNODE_V4L;
 		vdev->entity.name = vdev->name;
 		vdev->entity.v4l.major = VIDEO_MAJOR;
@@ -733,7 +737,8 @@ void video_unregister_device(struct video_device *vdev)
 		return;
 
 #if defined(CONFIG_MEDIA_CONTROLLER)
-	if (vdev->v4l2_dev && vdev->v4l2_dev->mdev)
+	if (vdev->v4l2_dev && vdev->v4l2_dev->mdev &&
+	    vdev->vfl_type != VFL_TYPE_SUBDEV)
 		media_device_unregister_entity(&vdev->entity);
 #endif
 

drivers/media/video/videobuf2-core.c

@@ -37,6 +37,9 @@ module_param(debug, int, 0644);
 #define call_qop(q, op, args...)					\
 	(((q)->ops->op) ? ((q)->ops->op(args)) : 0)
 
+#define V4L2_BUFFER_STATE_FLAGS	(V4L2_BUF_FLAG_MAPPED | V4L2_BUF_FLAG_QUEUED | \
+				 V4L2_BUF_FLAG_DONE | V4L2_BUF_FLAG_ERROR)
+
 /**
  * __vb2_buf_mem_alloc() - allocate video memory for the given buffer
  */
@@ -51,7 +54,7 @@ static int __vb2_buf_mem_alloc(struct vb2_buffer *vb,
 	for (plane = 0; plane < vb->num_planes; ++plane) {
 		mem_priv = call_memop(q, plane, alloc, q->alloc_ctx[plane],
 					plane_sizes[plane]);
-		if (!mem_priv)
+		if (IS_ERR_OR_NULL(mem_priv))
 			goto free;
 
 		/* Associate allocator private data with this plane */
@@ -284,7 +287,7 @@ static int __fill_v4l2_buffer(struct vb2_buffer *vb, struct v4l2_buffer *b)
 	struct vb2_queue *q = vb->vb2_queue;
 	int ret = 0;
 
-	/* Copy back data such as timestamp, input, etc. */
+	/* Copy back data such as timestamp, flags, input, etc. */
 	memcpy(b, &vb->v4l2_buf, offsetof(struct v4l2_buffer, m));
 	b->input = vb->v4l2_buf.input;
 	b->reserved = vb->v4l2_buf.reserved;
@@ -313,7 +316,10 @@ static int __fill_v4l2_buffer(struct vb2_buffer *vb, struct v4l2_buffer *b)
 			b->m.userptr = vb->v4l2_planes[0].m.userptr;
 	}
 
-	b->flags = 0;
+	/*
+	 * Clear any buffer state related flags.
+	 */
+	b->flags &= ~V4L2_BUFFER_STATE_FLAGS;
 
 	switch (vb->state) {
 	case VB2_BUF_STATE_QUEUED:
@@ -519,6 +525,7 @@ int vb2_reqbufs(struct vb2_queue *q, struct v4l2_requestbuffers *req)
 	num_buffers = min_t(unsigned int, req->count, VIDEO_MAX_FRAME);
 	memset(plane_sizes, 0, sizeof(plane_sizes));
 	memset(q->alloc_ctx, 0, sizeof(q->alloc_ctx));
+	q->memory = req->memory;
 
 	/*
 	 * Ask the driver how many buffers and planes per buffer it requires.
@@ -560,8 +567,6 @@ int vb2_reqbufs(struct vb2_queue *q, struct v4l2_requestbuffers *req)
 		ret = num_buffers;
 	}
 
-	q->memory = req->memory;
-
 	/*
 	 * Return the number of successfully allocated buffers
 	 * to the userspace.
@@ -715,6 +720,8 @@ static int __fill_vb2_buffer(struct vb2_buffer *vb, struct v4l2_buffer *b,
 
 	vb->v4l2_buf.field = b->field;
 	vb->v4l2_buf.timestamp = b->timestamp;
+	vb->v4l2_buf.input = b->input;
+	vb->v4l2_buf.flags = b->flags & ~V4L2_BUFFER_STATE_FLAGS;
 
 	return 0;
 }

drivers/media/video/videobuf2-dma-contig.c

@@ -46,7 +46,7 @@ static void *vb2_dma_contig_alloc(void *alloc_ctx, unsigned long size)
 					GFP_KERNEL);
 	if (!buf->vaddr) {
 		dev_err(conf->dev, "dma_alloc_coherent of size %ld failed\n",
-			buf->size);
+			size);
 		kfree(buf);
 		return ERR_PTR(-ENOMEM);
 	}

include/linux/v4l2-mediabus.h

@@ -47,7 +47,7 @@ enum v4l2_mbus_pixelcode {
 	V4L2_MBUS_FMT_RGB565_2X8_BE = 0x1007,
 	V4L2_MBUS_FMT_RGB565_2X8_LE = 0x1008,
 
-	/* YUV (including grey) - next is 0x2013 */
+	/* YUV (including grey) - next is 0x2014 */
 	V4L2_MBUS_FMT_Y8_1X8 = 0x2001,
 	V4L2_MBUS_FMT_UYVY8_1_5X8 = 0x2002,
 	V4L2_MBUS_FMT_VYUY8_1_5X8 = 0x2003,
@@ -60,6 +60,7 @@ enum v4l2_mbus_pixelcode {
 	V4L2_MBUS_FMT_Y10_1X10 = 0x200a,
 	V4L2_MBUS_FMT_YUYV10_2X10 = 0x200b,
 	V4L2_MBUS_FMT_YVYU10_2X10 = 0x200c,
+	V4L2_MBUS_FMT_Y12_1X12 = 0x2013,
 	V4L2_MBUS_FMT_UYVY8_1X16 = 0x200f,
 	V4L2_MBUS_FMT_VYUY8_1X16 = 0x2010,
 	V4L2_MBUS_FMT_YUYV8_1X16 = 0x2011,
@@ -67,9 +68,11 @@ enum v4l2_mbus_pixelcode {
 	V4L2_MBUS_FMT_YUYV10_1X20 = 0x200d,
 	V4L2_MBUS_FMT_YVYU10_1X20 = 0x200e,
 
-	/* Bayer - next is 0x3013 */
+	/* Bayer - next is 0x3015 */
 	V4L2_MBUS_FMT_SBGGR8_1X8 = 0x3001,
+	V4L2_MBUS_FMT_SGBRG8_1X8 = 0x3013,
 	V4L2_MBUS_FMT_SGRBG8_1X8 = 0x3002,
+	V4L2_MBUS_FMT_SRGGB8_1X8 = 0x3014,
 	V4L2_MBUS_FMT_SBGGR10_DPCM8_1X8 = 0x300b,
 	V4L2_MBUS_FMT_SGBRG10_DPCM8_1X8 = 0x300c,
 	V4L2_MBUS_FMT_SGRBG10_DPCM8_1X8 = 0x3009,

include/linux/videodev2.h

@@ -308,6 +308,7 @@ struct v4l2_pix_format {
 #define V4L2_PIX_FMT_Y4      v4l2_fourcc('Y', '0', '4', ' ') /*  4  Greyscale     */
 #define V4L2_PIX_FMT_Y6      v4l2_fourcc('Y', '0', '6', ' ') /*  6  Greyscale     */
 #define V4L2_PIX_FMT_Y10     v4l2_fourcc('Y', '1', '0', ' ') /* 10  Greyscale     */
+#define V4L2_PIX_FMT_Y12     v4l2_fourcc('Y', '1', '2', ' ') /* 12  Greyscale     */
 #define V4L2_PIX_FMT_Y16     v4l2_fourcc('Y', '1', '6', ' ') /* 16  Greyscale     */
 
 /* Palette formats */

include/media/v4l2-device.h

@@ -163,7 +163,7 @@ v4l2_device_register_subdev_nodes(struct v4l2_device *v4l2_dev);
 ({									\
 	struct v4l2_subdev *__sd;					\
 	__v4l2_device_call_subdevs_until_err_p(v4l2_dev, __sd, cond, o,	\
-						f, args...);		\
+						f , ##args);		\
 })
 
 /* Call the specified callback for all subdevs matching grp_id (if 0, then