Linux-libre 4.2-gnu

14 files changed, 428 insertions, 276 deletions

diff --git a/drivers/media/i2c/soc_camera/imx074.c b/drivers/media/i2c/soc_camera/imx074.c
index ec89cfa92..f68c2352c 100644
--- a/drivers/media/i2c/soc_camera/imx074.c
+++ b/drivers/media/i2c/soc_camera/imx074.c
@@ -153,14 +153,24 @@ static int reg_read(struct i2c_client *client, const u16 addr)
 	return buf[0] & 0xff; /* no sign-extension */
 }
 
-static int imx074_try_fmt(struct v4l2_subdev *sd,
-			  struct v4l2_mbus_framefmt *mf)
+static int imx074_set_fmt(struct v4l2_subdev *sd,
+		struct v4l2_subdev_pad_config *cfg,
+		struct v4l2_subdev_format *format)
 {
+	struct v4l2_mbus_framefmt *mf = &format->format;
 	const struct imx074_datafmt *fmt = imx074_find_datafmt(mf->code);
+	struct i2c_client *client = v4l2_get_subdevdata(sd);
+	struct imx074 *priv = to_imx074(client);
+
+	if (format->pad)
+		return -EINVAL;
 
 	dev_dbg(sd->v4l2_dev->dev, "%s(%u)\n", __func__, mf->code);
 
 	if (!fmt) {
+		/* MIPI CSI could have changed the format, double-check */
+		if (format->which == V4L2_SUBDEV_FORMAT_ACTIVE)
+			return -EINVAL;
 		mf->code	= imx074_colour_fmts[0].code;
 		mf->colorspace	= imx074_colour_fmts[0].colorspace;
 	}
@@ -169,36 +179,27 @@ static int imx074_try_fmt(struct v4l2_subdev *sd,
 	mf->height	= IMX074_HEIGHT;
 	mf->field	= V4L2_FIELD_NONE;
 
-	return 0;
-}
-
-static int imx074_s_fmt(struct v4l2_subdev *sd,
-			struct v4l2_mbus_framefmt *mf)
-{
-	struct i2c_client *client = v4l2_get_subdevdata(sd);
-	struct imx074 *priv = to_imx074(client);
-
-	dev_dbg(sd->v4l2_dev->dev, "%s(%u)\n", __func__, mf->code);
-
-	/* MIPI CSI could have changed the format, double-check */
-	if (!imx074_find_datafmt(mf->code))
-		return -EINVAL;
-
-	imx074_try_fmt(sd, mf);
-
-	priv->fmt = imx074_find_datafmt(mf->code);
+	if (format->which == V4L2_SUBDEV_FORMAT_ACTIVE)
+		priv->fmt = imx074_find_datafmt(mf->code);
+	else
+		cfg->try_fmt = *mf;
 
 	return 0;
 }
 
-static int imx074_g_fmt(struct v4l2_subdev *sd,
-			struct v4l2_mbus_framefmt *mf)
+static int imx074_get_fmt(struct v4l2_subdev *sd,
+		struct v4l2_subdev_pad_config *cfg,
+		struct v4l2_subdev_format *format)
 {
+	struct v4l2_mbus_framefmt *mf = &format->format;
 	struct i2c_client *client = v4l2_get_subdevdata(sd);
 	struct imx074 *priv = to_imx074(client);
 
 	const struct imx074_datafmt *fmt = priv->fmt;
 
+	if (format->pad)
+		return -EINVAL;
+
 	mf->code	= fmt->code;
 	mf->colorspace	= fmt->colorspace;
 	mf->width	= IMX074_WIDTH;
@@ -235,13 +236,15 @@ static int imx074_cropcap(struct v4l2_subdev *sd, struct v4l2_cropcap *a)
 	return 0;
 }
 
-static int imx074_enum_fmt(struct v4l2_subdev *sd, unsigned int index,
-			   u32 *code)
+static int imx074_enum_mbus_code(struct v4l2_subdev *sd,
+		struct v4l2_subdev_pad_config *cfg,
+		struct v4l2_subdev_mbus_code_enum *code)
 {
-	if ((unsigned int)index >= ARRAY_SIZE(imx074_colour_fmts))
+	if (code->pad ||
+	    (unsigned int)code->index >= ARRAY_SIZE(imx074_colour_fmts))
 		return -EINVAL;
 
-	*code = imx074_colour_fmts[index].code;
+	code->code = imx074_colour_fmts[code->index].code;
 	return 0;
 }
 
@@ -275,10 +278,6 @@ static int imx074_g_mbus_config(struct v4l2_subdev *sd,
 
 static struct v4l2_subdev_video_ops imx074_subdev_video_ops = {
 	.s_stream	= imx074_s_stream,
-	.s_mbus_fmt	= imx074_s_fmt,
-	.g_mbus_fmt	= imx074_g_fmt,
-	.try_mbus_fmt	= imx074_try_fmt,
-	.enum_mbus_fmt	= imx074_enum_fmt,
 	.g_crop		= imx074_g_crop,
 	.cropcap	= imx074_cropcap,
 	.g_mbus_config	= imx074_g_mbus_config,
@@ -288,9 +287,16 @@ static struct v4l2_subdev_core_ops imx074_subdev_core_ops = {
 	.s_power	= imx074_s_power,
 };
 
+static const struct v4l2_subdev_pad_ops imx074_subdev_pad_ops = {
+	.enum_mbus_code = imx074_enum_mbus_code,
+	.get_fmt	= imx074_get_fmt,
+	.set_fmt	= imx074_set_fmt,
+};
+
 static struct v4l2_subdev_ops imx074_subdev_ops = {
 	.core	= &imx074_subdev_core_ops,
 	.video	= &imx074_subdev_video_ops,
+	.pad	= &imx074_subdev_pad_ops,
 };
 
 static int imx074_video_probe(struct i2c_client *client)
diff --git a/drivers/media/i2c/soc_camera/mt9m001.c b/drivers/media/i2c/soc_camera/mt9m001.c
index 2e9a53502..4fbdd1e9f 100644
--- a/drivers/media/i2c/soc_camera/mt9m001.c
+++ b/drivers/media/i2c/soc_camera/mt9m001.c
@@ -205,7 +205,7 @@ static int mt9m001_s_crop(struct v4l2_subdev *sd, const struct v4l2_crop *a)
 
 	/*
 	 * The caller provides a supported format, as verified per
-	 * call to .try_mbus_fmt()
+	 * call to .set_fmt(FORMAT_TRY).
 	 */
 	if (!ret)
 		ret = reg_write(client, MT9M001_COLUMN_START, rect.left);
@@ -250,11 +250,16 @@ static int mt9m001_cropcap(struct v4l2_subdev *sd, struct v4l2_cropcap *a)
 	return 0;
 }
 
-static int mt9m001_g_fmt(struct v4l2_subdev *sd,
-			 struct v4l2_mbus_framefmt *mf)
+static int mt9m001_get_fmt(struct v4l2_subdev *sd,
+		struct v4l2_subdev_pad_config *cfg,
+		struct v4l2_subdev_format *format)
 {
 	struct i2c_client *client = v4l2_get_subdevdata(sd);
 	struct mt9m001 *mt9m001 = to_mt9m001(client);
+	struct v4l2_mbus_framefmt *mf = &format->format;
+
+	if (format->pad)
+		return -EINVAL;
 
 	mf->width	= mt9m001->rect.width;
 	mf->height	= mt9m001->rect.height;
@@ -293,13 +298,18 @@ static int mt9m001_s_fmt(struct v4l2_subdev *sd,
 	return ret;
 }
 
-static int mt9m001_try_fmt(struct v4l2_subdev *sd,
-			   struct v4l2_mbus_framefmt *mf)
+static int mt9m001_set_fmt(struct v4l2_subdev *sd,
+		struct v4l2_subdev_pad_config *cfg,
+		struct v4l2_subdev_format *format)
 {
+	struct v4l2_mbus_framefmt *mf = &format->format;
 	struct i2c_client *client = v4l2_get_subdevdata(sd);
 	struct mt9m001 *mt9m001 = to_mt9m001(client);
 	const struct mt9m001_datafmt *fmt;
 
+	if (format->pad)
+		return -EINVAL;
+
 	v4l_bound_align_image(&mf->width, MT9M001_MIN_WIDTH,
 		MT9M001_MAX_WIDTH, 1,
 		&mf->height, MT9M001_MIN_HEIGHT + mt9m001->y_skip_top,
@@ -317,6 +327,9 @@ static int mt9m001_try_fmt(struct v4l2_subdev *sd,
 
 	mf->colorspace	= fmt->colorspace;
 
+	if (format->which == V4L2_SUBDEV_FORMAT_ACTIVE)
+		return mt9m001_s_fmt(sd, mf);
+	cfg->try_fmt = *mf;
 	return 0;
 }
 
@@ -562,16 +575,17 @@ static struct v4l2_subdev_core_ops mt9m001_subdev_core_ops = {
 	.s_power	= mt9m001_s_power,
 };
 
-static int mt9m001_enum_fmt(struct v4l2_subdev *sd, unsigned int index,
-			    u32 *code)
+static int mt9m001_enum_mbus_code(struct v4l2_subdev *sd,
+		struct v4l2_subdev_pad_config *cfg,
+		struct v4l2_subdev_mbus_code_enum *code)
 {
 	struct i2c_client *client = v4l2_get_subdevdata(sd);
 	struct mt9m001 *mt9m001 = to_mt9m001(client);
 
-	if (index >= mt9m001->num_fmts)
+	if (code->pad || code->index >= mt9m001->num_fmts)
 		return -EINVAL;
 
-	*code = mt9m001->fmts[index].code;
+	code->code = mt9m001->fmts[code->index].code;
 	return 0;
 }
 
@@ -611,13 +625,9 @@ static int mt9m001_s_mbus_config(struct v4l2_subdev *sd,
 
 static struct v4l2_subdev_video_ops mt9m001_subdev_video_ops = {
 	.s_stream	= mt9m001_s_stream,
-	.s_mbus_fmt	= mt9m001_s_fmt,
-	.g_mbus_fmt	= mt9m001_g_fmt,
-	.try_mbus_fmt	= mt9m001_try_fmt,
 	.s_crop		= mt9m001_s_crop,
 	.g_crop		= mt9m001_g_crop,
 	.cropcap	= mt9m001_cropcap,
-	.enum_mbus_fmt	= mt9m001_enum_fmt,
 	.g_mbus_config	= mt9m001_g_mbus_config,
 	.s_mbus_config	= mt9m001_s_mbus_config,
 };
@@ -626,10 +636,17 @@ static struct v4l2_subdev_sensor_ops mt9m001_subdev_sensor_ops = {
 	.g_skip_top_lines	= mt9m001_g_skip_top_lines,
 };
 
+static const struct v4l2_subdev_pad_ops mt9m001_subdev_pad_ops = {
+	.enum_mbus_code = mt9m001_enum_mbus_code,
+	.get_fmt	= mt9m001_get_fmt,
+	.set_fmt	= mt9m001_set_fmt,
+};
+
 static struct v4l2_subdev_ops mt9m001_subdev_ops = {
 	.core	= &mt9m001_subdev_core_ops,
 	.video	= &mt9m001_subdev_video_ops,
 	.sensor	= &mt9m001_subdev_sensor_ops,
+	.pad	= &mt9m001_subdev_pad_ops,
 };
 
 static int mt9m001_probe(struct i2c_client *client,
diff --git a/drivers/media/i2c/soc_camera/mt9m111.c b/drivers/media/i2c/soc_camera/mt9m111.c
index 441e0fda2..6dfaead6a 100644
--- a/drivers/media/i2c/soc_camera/mt9m111.c
+++ b/drivers/media/i2c/soc_camera/mt9m111.c
@@ -447,11 +447,16 @@ static int mt9m111_cropcap(struct v4l2_subdev *sd, struct v4l2_cropcap *a)
 	return 0;
 }
 
-static int mt9m111_g_fmt(struct v4l2_subdev *sd,
-			 struct v4l2_mbus_framefmt *mf)
+static int mt9m111_get_fmt(struct v4l2_subdev *sd,
+		struct v4l2_subdev_pad_config *cfg,
+		struct v4l2_subdev_format *format)
 {
+	struct v4l2_mbus_framefmt *mf = &format->format;
 	struct mt9m111 *mt9m111 = container_of(sd, struct mt9m111, subdev);
 
+	if (format->pad)
+		return -EINVAL;
+
 	mf->width	= mt9m111->width;
 	mf->height	= mt9m111->height;
 	mf->code	= mt9m111->fmt->code;
@@ -531,14 +536,20 @@ static int mt9m111_set_pixfmt(struct mt9m111 *mt9m111,
 	return ret;
 }
 
-static int mt9m111_try_fmt(struct v4l2_subdev *sd,
-			   struct v4l2_mbus_framefmt *mf)
+static int mt9m111_set_fmt(struct v4l2_subdev *sd,
+		struct v4l2_subdev_pad_config *cfg,
+		struct v4l2_subdev_format *format)
 {
+	struct v4l2_mbus_framefmt *mf = &format->format;
 	struct i2c_client *client = v4l2_get_subdevdata(sd);
 	struct mt9m111 *mt9m111 = container_of(sd, struct mt9m111, subdev);
 	const struct mt9m111_datafmt *fmt;
 	struct v4l2_rect *rect = &mt9m111->rect;
 	bool bayer;
+	int ret;
+
+	if (format->pad)
+		return -EINVAL;
 
 	fmt = mt9m111_find_datafmt(mt9m111, mf->code);
 
@@ -572,20 +583,10 @@ static int mt9m111_try_fmt(struct v4l2_subdev *sd,
 	mf->code = fmt->code;
 	mf->colorspace = fmt->colorspace;
 
-	return 0;
-}
-
-static int mt9m111_s_fmt(struct v4l2_subdev *sd,
-			 struct v4l2_mbus_framefmt *mf)
-{
-	const struct mt9m111_datafmt *fmt;
-	struct mt9m111 *mt9m111 = container_of(sd, struct mt9m111, subdev);
-	struct v4l2_rect *rect = &mt9m111->rect;
-	int ret;
-
-	mt9m111_try_fmt(sd, mf);
-	fmt = mt9m111_find_datafmt(mt9m111, mf->code);
-	/* try_fmt() guarantees fmt != NULL && fmt->code == mf->code */
+	if (format->which == V4L2_SUBDEV_FORMAT_TRY) {
+		cfg->try_fmt = *mf;
+		return 0;
+	}
 
 	ret = mt9m111_setup_geometry(mt9m111, rect, mf->width, mf->height, mf->code);
 	if (!ret)
@@ -839,13 +840,14 @@ static struct v4l2_subdev_core_ops mt9m111_subdev_core_ops = {
 #endif
 };
 
-static int mt9m111_enum_fmt(struct v4l2_subdev *sd, unsigned int index,
-			    u32 *code)
+static int mt9m111_enum_mbus_code(struct v4l2_subdev *sd,
+		struct v4l2_subdev_pad_config *cfg,
+		struct v4l2_subdev_mbus_code_enum *code)
 {
-	if (index >= ARRAY_SIZE(mt9m111_colour_fmts))
+	if (code->pad || code->index >= ARRAY_SIZE(mt9m111_colour_fmts))
 		return -EINVAL;
 
-	*code = mt9m111_colour_fmts[index].code;
+	code->code = mt9m111_colour_fmts[code->index].code;
 	return 0;
 }
 
@@ -865,19 +867,22 @@ static int mt9m111_g_mbus_config(struct v4l2_subdev *sd,
 }
 
 static struct v4l2_subdev_video_ops mt9m111_subdev_video_ops = {
-	.s_mbus_fmt	= mt9m111_s_fmt,
-	.g_mbus_fmt	= mt9m111_g_fmt,
-	.try_mbus_fmt	= mt9m111_try_fmt,
 	.s_crop		= mt9m111_s_crop,
 	.g_crop		= mt9m111_g_crop,
 	.cropcap	= mt9m111_cropcap,
-	.enum_mbus_fmt	= mt9m111_enum_fmt,
 	.g_mbus_config	= mt9m111_g_mbus_config,
 };
 
+static const struct v4l2_subdev_pad_ops mt9m111_subdev_pad_ops = {
+	.enum_mbus_code = mt9m111_enum_mbus_code,
+	.get_fmt	= mt9m111_get_fmt,
+	.set_fmt	= mt9m111_set_fmt,
+};
+
 static struct v4l2_subdev_ops mt9m111_subdev_ops = {
 	.core	= &mt9m111_subdev_core_ops,
 	.video	= &mt9m111_subdev_video_ops,
+	.pad	= &mt9m111_subdev_pad_ops,
 };
 
 /*
diff --git a/drivers/media/i2c/soc_camera/mt9t031.c b/drivers/media/i2c/soc_camera/mt9t031.c
index 35d9c8d25..3b6eeed2e 100644
--- a/drivers/media/i2c/soc_camera/mt9t031.c
+++ b/drivers/media/i2c/soc_camera/mt9t031.c
@@ -264,7 +264,7 @@ static int mt9t031_set_params(struct i2c_client *client,
 
 	/*
 	 * The caller provides a supported format, as guaranteed by
-	 * .try_mbus_fmt(), soc_camera_s_crop() and soc_camera_cropcap()
+	 * .set_fmt(FORMAT_TRY), soc_camera_s_crop() and soc_camera_cropcap()
 	 */
 	if (ret >= 0)
 		ret = reg_write(client, MT9T031_COLUMN_START, rect->left);
@@ -337,12 +337,17 @@ static int mt9t031_cropcap(struct v4l2_subdev *sd, struct v4l2_cropcap *a)
 	return 0;
 }
 
-static int mt9t031_g_fmt(struct v4l2_subdev *sd,
-			 struct v4l2_mbus_framefmt *mf)
+static int mt9t031_get_fmt(struct v4l2_subdev *sd,
+		struct v4l2_subdev_pad_config *cfg,
+		struct v4l2_subdev_format *format)
 {
+	struct v4l2_mbus_framefmt *mf = &format->format;
 	struct i2c_client *client = v4l2_get_subdevdata(sd);
 	struct mt9t031 *mt9t031 = to_mt9t031(client);
 
+	if (format->pad)
+		return -EINVAL;
+
 	mf->width	= mt9t031->rect.width / mt9t031->xskip;
 	mf->height	= mt9t031->rect.height / mt9t031->yskip;
 	mf->code	= MEDIA_BUS_FMT_SBGGR10_1X10;
@@ -352,16 +357,36 @@ static int mt9t031_g_fmt(struct v4l2_subdev *sd,
 	return 0;
 }
 
-static int mt9t031_s_fmt(struct v4l2_subdev *sd,
-			 struct v4l2_mbus_framefmt *mf)
+/*
+ * If a user window larger than sensor window is requested, we'll increase the
+ * sensor window.
+ */
+static int mt9t031_set_fmt(struct v4l2_subdev *sd,
+		struct v4l2_subdev_pad_config *cfg,
+		struct v4l2_subdev_format *format)
 {
+	struct v4l2_mbus_framefmt *mf = &format->format;
 	struct i2c_client *client = v4l2_get_subdevdata(sd);
 	struct mt9t031 *mt9t031 = to_mt9t031(client);
 	u16 xskip, yskip;
 	struct v4l2_rect rect = mt9t031->rect;
 
+	if (format->pad)
+		return -EINVAL;
+
+	mf->code	= MEDIA_BUS_FMT_SBGGR10_1X10;
+	mf->colorspace	= V4L2_COLORSPACE_SRGB;
+	v4l_bound_align_image(
+			&mf->width, MT9T031_MIN_WIDTH, MT9T031_MAX_WIDTH, 1,
+			&mf->height, MT9T031_MIN_HEIGHT, MT9T031_MAX_HEIGHT, 1, 0);
+
+	if (format->which == V4L2_SUBDEV_FORMAT_TRY) {
+		cfg->try_fmt = *mf;
+		return 0;
+	}
+
 	/*
-	 * try_fmt has put width and height within limits.
+	 * Width and height are within limits.
 	 * S_FMT: use binning and skipping for scaling
 	 */
 	xskip = mt9t031_skip(&rect.width, mf->width, MT9T031_MAX_WIDTH);
@@ -374,23 +399,6 @@ static int mt9t031_s_fmt(struct v4l2_subdev *sd,
 	return mt9t031_set_params(client, &rect, xskip, yskip);
 }
 
-/*
- * If a user window larger than sensor window is requested, we'll increase the
- * sensor window.
- */
-static int mt9t031_try_fmt(struct v4l2_subdev *sd,
-			   struct v4l2_mbus_framefmt *mf)
-{
-	v4l_bound_align_image(
-		&mf->width, MT9T031_MIN_WIDTH, MT9T031_MAX_WIDTH, 1,
-		&mf->height, MT9T031_MIN_HEIGHT, MT9T031_MAX_HEIGHT, 1, 0);
-
-	mf->code	= MEDIA_BUS_FMT_SBGGR10_1X10;
-	mf->colorspace	= V4L2_COLORSPACE_SRGB;
-
-	return 0;
-}
-
 #ifdef CONFIG_VIDEO_ADV_DEBUG
 static int mt9t031_g_register(struct v4l2_subdev *sd,
 			      struct v4l2_dbg_register *reg)
@@ -672,13 +680,14 @@ static struct v4l2_subdev_core_ops mt9t031_subdev_core_ops = {
 #endif
 };
 
-static int mt9t031_enum_fmt(struct v4l2_subdev *sd, unsigned int index,
-			    u32 *code)
+static int mt9t031_enum_mbus_code(struct v4l2_subdev *sd,
+		struct v4l2_subdev_pad_config *cfg,
+		struct v4l2_subdev_mbus_code_enum *code)
 {
-	if (index)
+	if (code->pad || code->index)
 		return -EINVAL;
 
-	*code = MEDIA_BUS_FMT_SBGGR10_1X10;
+	code->code = MEDIA_BUS_FMT_SBGGR10_1X10;
 	return 0;
 }
 
@@ -712,13 +721,9 @@ static int mt9t031_s_mbus_config(struct v4l2_subdev *sd,
 
 static struct v4l2_subdev_video_ops mt9t031_subdev_video_ops = {
 	.s_stream	= mt9t031_s_stream,
-	.s_mbus_fmt	= mt9t031_s_fmt,
-	.g_mbus_fmt	= mt9t031_g_fmt,
-	.try_mbus_fmt	= mt9t031_try_fmt,
 	.s_crop		= mt9t031_s_crop,
 	.g_crop		= mt9t031_g_crop,
 	.cropcap	= mt9t031_cropcap,
-	.enum_mbus_fmt	= mt9t031_enum_fmt,
 	.g_mbus_config	= mt9t031_g_mbus_config,
 	.s_mbus_config	= mt9t031_s_mbus_config,
 };
@@ -727,10 +732,17 @@ static struct v4l2_subdev_sensor_ops mt9t031_subdev_sensor_ops = {
 	.g_skip_top_lines	= mt9t031_g_skip_top_lines,
 };
 
+static const struct v4l2_subdev_pad_ops mt9t031_subdev_pad_ops = {
+	.enum_mbus_code = mt9t031_enum_mbus_code,
+	.get_fmt	= mt9t031_get_fmt,
+	.set_fmt	= mt9t031_set_fmt,
+};
+
 static struct v4l2_subdev_ops mt9t031_subdev_ops = {
 	.core	= &mt9t031_subdev_core_ops,
 	.video	= &mt9t031_subdev_video_ops,
 	.sensor	= &mt9t031_subdev_sensor_ops,
+	.pad	= &mt9t031_subdev_pad_ops,
 };
 
 static int mt9t031_probe(struct i2c_client *client,
diff --git a/drivers/media/i2c/soc_camera/mt9t112.c b/drivers/media/i2c/soc_camera/mt9t112.c
index 64f08365e..de10a76ba 100644
--- a/drivers/media/i2c/soc_camera/mt9t112.c
+++ b/drivers/media/i2c/soc_camera/mt9t112.c
@@ -904,12 +904,17 @@ static int mt9t112_s_crop(struct v4l2_subdev *sd, const struct v4l2_crop *a)
 	return mt9t112_set_params(priv, rect, priv->format->code);
 }
 
-static int mt9t112_g_fmt(struct v4l2_subdev *sd,
-			 struct v4l2_mbus_framefmt *mf)
+static int mt9t112_get_fmt(struct v4l2_subdev *sd,
+		struct v4l2_subdev_pad_config *cfg,
+		struct v4l2_subdev_format *format)
 {
+	struct v4l2_mbus_framefmt *mf = &format->format;
 	struct i2c_client *client = v4l2_get_subdevdata(sd);
 	struct mt9t112_priv *priv = to_mt9t112(client);
 
+	if (format->pad)
+		return -EINVAL;
+
 	mf->width	= priv->frame.width;
 	mf->height	= priv->frame.height;
 	mf->colorspace	= priv->format->colorspace;
@@ -940,14 +945,19 @@ static int mt9t112_s_fmt(struct v4l2_subdev *sd,
 	return ret;
 }
 
-static int mt9t112_try_fmt(struct v4l2_subdev *sd,
-			   struct v4l2_mbus_framefmt *mf)
+static int mt9t112_set_fmt(struct v4l2_subdev *sd,
+		struct v4l2_subdev_pad_config *cfg,
+		struct v4l2_subdev_format *format)
 {
+	struct v4l2_mbus_framefmt *mf = &format->format;
 	struct i2c_client *client = v4l2_get_subdevdata(sd);
 	struct mt9t112_priv *priv = to_mt9t112(client);
 	unsigned int top, left;
 	int i;
 
+	if (format->pad)
+		return -EINVAL;
+
 	for (i = 0; i < priv->num_formats; i++)
 		if (mt9t112_cfmts[i].code == mf->code)
 			break;
@@ -963,19 +973,23 @@ static int mt9t112_try_fmt(struct v4l2_subdev *sd,
 
 	mf->field = V4L2_FIELD_NONE;
 
+	if (format->which == V4L2_SUBDEV_FORMAT_ACTIVE)
+		return mt9t112_s_fmt(sd, mf);
+	cfg->try_fmt = *mf;
 	return 0;
 }
 
-static int mt9t112_enum_fmt(struct v4l2_subdev *sd, unsigned int index,
-			   u32 *code)
+static int mt9t112_enum_mbus_code(struct v4l2_subdev *sd,
+		struct v4l2_subdev_pad_config *cfg,
+		struct v4l2_subdev_mbus_code_enum *code)
 {
 	struct i2c_client *client = v4l2_get_subdevdata(sd);
 	struct mt9t112_priv *priv = to_mt9t112(client);
 
-	if (index >= priv->num_formats)
+	if (code->pad || code->index >= priv->num_formats)
 		return -EINVAL;
 
-	*code = mt9t112_cfmts[index].code;
+	code->code = mt9t112_cfmts[code->index].code;
 
 	return 0;
 }
@@ -1010,23 +1024,26 @@ static int mt9t112_s_mbus_config(struct v4l2_subdev *sd,
 
 static struct v4l2_subdev_video_ops mt9t112_subdev_video_ops = {
 	.s_stream	= mt9t112_s_stream,
-	.g_mbus_fmt	= mt9t112_g_fmt,
-	.s_mbus_fmt	= mt9t112_s_fmt,
-	.try_mbus_fmt	= mt9t112_try_fmt,
 	.cropcap	= mt9t112_cropcap,
 	.g_crop		= mt9t112_g_crop,
 	.s_crop		= mt9t112_s_crop,
-	.enum_mbus_fmt	= mt9t112_enum_fmt,
 	.g_mbus_config	= mt9t112_g_mbus_config,
 	.s_mbus_config	= mt9t112_s_mbus_config,
 };
 
+static const struct v4l2_subdev_pad_ops mt9t112_subdev_pad_ops = {
+	.enum_mbus_code = mt9t112_enum_mbus_code,
+	.get_fmt	= mt9t112_get_fmt,
+	.set_fmt	= mt9t112_set_fmt,
+};
+
 /************************************************************************
 			i2c driver
 ************************************************************************/
 static struct v4l2_subdev_ops mt9t112_subdev_ops = {
 	.core	= &mt9t112_subdev_core_ops,
 	.video	= &mt9t112_subdev_video_ops,
+	.pad	= &mt9t112_subdev_pad_ops,
 };
 
 static int mt9t112_camera_probe(struct i2c_client *client)
diff --git a/drivers/media/i2c/soc_camera/mt9v022.c b/drivers/media/i2c/soc_camera/mt9v022.c
index a246d4d64..f31377408 100644
--- a/drivers/media/i2c/soc_camera/mt9v022.c
+++ b/drivers/media/i2c/soc_camera/mt9v022.c
@@ -375,12 +375,17 @@ static int mt9v022_cropcap(struct v4l2_subdev *sd, struct v4l2_cropcap *a)
 	return 0;
 }
 
-static int mt9v022_g_fmt(struct v4l2_subdev *sd,
-			 struct v4l2_mbus_framefmt *mf)
+static int mt9v022_get_fmt(struct v4l2_subdev *sd,
+		struct v4l2_subdev_pad_config *cfg,
+		struct v4l2_subdev_format *format)
 {
+	struct v4l2_mbus_framefmt *mf = &format->format;
 	struct i2c_client *client = v4l2_get_subdevdata(sd);
 	struct mt9v022 *mt9v022 = to_mt9v022(client);
 
+	if (format->pad)
+		return -EINVAL;
+
 	mf->width	= mt9v022->rect.width;
 	mf->height	= mt9v022->rect.height;
 	mf->code	= mt9v022->fmt->code;
@@ -407,7 +412,7 @@ static int mt9v022_s_fmt(struct v4l2_subdev *sd,
 
 	/*
 	 * The caller provides a supported format, as verified per call to
-	 * .try_mbus_fmt(), datawidth is from our supported format list
+	 * .set_fmt(FORMAT_TRY), datawidth is from our supported format list
 	 */
 	switch (mf->code) {
 	case MEDIA_BUS_FMT_Y8_1X8:
@@ -437,15 +442,20 @@ static int mt9v022_s_fmt(struct v4l2_subdev *sd,
 	return ret;
 }
 
-static int mt9v022_try_fmt(struct v4l2_subdev *sd,
-			   struct v4l2_mbus_framefmt *mf)
+static int mt9v022_set_fmt(struct v4l2_subdev *sd,
+		struct v4l2_subdev_pad_config *cfg,
+		struct v4l2_subdev_format *format)
 {
+	struct v4l2_mbus_framefmt *mf = &format->format;
 	struct i2c_client *client = v4l2_get_subdevdata(sd);
 	struct mt9v022 *mt9v022 = to_mt9v022(client);
 	const struct mt9v022_datafmt *fmt;
 	int align = mf->code == MEDIA_BUS_FMT_SBGGR8_1X8 ||
 		mf->code == MEDIA_BUS_FMT_SBGGR10_1X10;
 
+	if (format->pad)
+		return -EINVAL;
+
 	v4l_bound_align_image(&mf->width, MT9V022_MIN_WIDTH,
 		MT9V022_MAX_WIDTH, align,
 		&mf->height, MT9V022_MIN_HEIGHT + mt9v022->y_skip_top,
@@ -460,6 +470,9 @@ static int mt9v022_try_fmt(struct v4l2_subdev *sd,
 
 	mf->colorspace	= fmt->colorspace;
 
+	if (format->which == V4L2_SUBDEV_FORMAT_ACTIVE)
+		return mt9v022_s_fmt(sd, mf);
+	cfg->try_fmt = *mf;
 	return 0;
 }
 
@@ -758,16 +771,17 @@ static struct v4l2_subdev_core_ops mt9v022_subdev_core_ops = {
 	.s_power	= mt9v022_s_power,
 };
 
-static int mt9v022_enum_fmt(struct v4l2_subdev *sd, unsigned int index,
-			    u32 *code)
+static int mt9v022_enum_mbus_code(struct v4l2_subdev *sd,
+		struct v4l2_subdev_pad_config *cfg,
+		struct v4l2_subdev_mbus_code_enum *code)
 {
 	struct i2c_client *client = v4l2_get_subdevdata(sd);
 	struct mt9v022 *mt9v022 = to_mt9v022(client);
 
-	if (index >= mt9v022->num_fmts)
+	if (code->pad || code->index >= mt9v022->num_fmts)
 		return -EINVAL;
 
-	*code = mt9v022->fmts[index].code;
+	code->code = mt9v022->fmts[code->index].code;
 	return 0;
 }
 
@@ -839,13 +853,9 @@ static int mt9v022_s_mbus_config(struct v4l2_subdev *sd,
 
 static struct v4l2_subdev_video_ops mt9v022_subdev_video_ops = {
 	.s_stream	= mt9v022_s_stream,
-	.s_mbus_fmt	= mt9v022_s_fmt,
-	.g_mbus_fmt	= mt9v022_g_fmt,
-	.try_mbus_fmt	= mt9v022_try_fmt,
 	.s_crop		= mt9v022_s_crop,
 	.g_crop		= mt9v022_g_crop,
 	.cropcap	= mt9v022_cropcap,
-	.enum_mbus_fmt	= mt9v022_enum_fmt,
 	.g_mbus_config	= mt9v022_g_mbus_config,
 	.s_mbus_config	= mt9v022_s_mbus_config,
 };
@@ -854,10 +864,17 @@ static struct v4l2_subdev_sensor_ops mt9v022_subdev_sensor_ops = {
 	.g_skip_top_lines	= mt9v022_g_skip_top_lines,
 };
 
+static const struct v4l2_subdev_pad_ops mt9v022_subdev_pad_ops = {
+	.enum_mbus_code = mt9v022_enum_mbus_code,
+	.get_fmt	= mt9v022_get_fmt,
+	.set_fmt	= mt9v022_set_fmt,
+};
+
 static struct v4l2_subdev_ops mt9v022_subdev_ops = {
 	.core	= &mt9v022_subdev_core_ops,
 	.video	= &mt9v022_subdev_video_ops,
 	.sensor	= &mt9v022_subdev_sensor_ops,
+	.pad	= &mt9v022_subdev_pad_ops,
 };
 
 static int mt9v022_probe(struct i2c_client *client,
diff --git a/drivers/media/i2c/soc_camera/ov2640.c b/drivers/media/i2c/soc_camera/ov2640.c
index e3c907a97..9b4f5deec 100644
--- a/drivers/media/i2c/soc_camera/ov2640.c
+++ b/drivers/media/i2c/soc_camera/ov2640.c
@@ -845,12 +845,17 @@ err:
 	return ret;
 }
 
-static int ov2640_g_fmt(struct v4l2_subdev *sd,
-			struct v4l2_mbus_framefmt *mf)
+static int ov2640_get_fmt(struct v4l2_subdev *sd,
+		struct v4l2_subdev_pad_config *cfg,
+		struct v4l2_subdev_format *format)
 {
+	struct v4l2_mbus_framefmt *mf = &format->format;
 	struct i2c_client  *client = v4l2_get_subdevdata(sd);
 	struct ov2640_priv *priv = to_ov2640(client);
 
+	if (format->pad)
+		return -EINVAL;
+
 	if (!priv->win) {
 		u32 width = SVGA_WIDTH, height = SVGA_HEIGHT;
 		priv->win = ov2640_select_win(&width, &height);
@@ -876,33 +881,16 @@ static int ov2640_g_fmt(struct v4l2_subdev *sd,
 	return 0;
 }
 
-static int ov2640_s_fmt(struct v4l2_subdev *sd,
-			struct v4l2_mbus_framefmt *mf)
+static int ov2640_set_fmt(struct v4l2_subdev *sd,
+		struct v4l2_subdev_pad_config *cfg,
+		struct v4l2_subdev_format *format)
 {
+	struct v4l2_mbus_framefmt *mf = &format->format;
 	struct i2c_client *client = v4l2_get_subdevdata(sd);
-	int ret;
 
+	if (format->pad)
+		return -EINVAL;
 
-	switch (mf->code) {
-	case MEDIA_BUS_FMT_RGB565_2X8_BE:
-	case MEDIA_BUS_FMT_RGB565_2X8_LE:
-		mf->colorspace = V4L2_COLORSPACE_SRGB;
-		break;
-	default:
-		mf->code = MEDIA_BUS_FMT_UYVY8_2X8;
-	case MEDIA_BUS_FMT_YUYV8_2X8:
-	case MEDIA_BUS_FMT_UYVY8_2X8:
-		mf->colorspace = V4L2_COLORSPACE_JPEG;
-	}
-
-	ret = ov2640_set_params(client, &mf->width, &mf->height, mf->code);
-
-	return ret;
-}
-
-static int ov2640_try_fmt(struct v4l2_subdev *sd,
-			  struct v4l2_mbus_framefmt *mf)
-{
 	/*
 	 * select suitable win, but don't store it
 	 */
@@ -922,16 +910,21 @@ static int ov2640_try_fmt(struct v4l2_subdev *sd,
 		mf->colorspace = V4L2_COLORSPACE_JPEG;
 	}
 
+	if (format->which == V4L2_SUBDEV_FORMAT_ACTIVE)
+		return ov2640_set_params(client, &mf->width,
+					 &mf->height, mf->code);
+	cfg->try_fmt = *mf;
 	return 0;
 }
 
-static int ov2640_enum_fmt(struct v4l2_subdev *sd, unsigned int index,
-			   u32 *code)
+static int ov2640_enum_mbus_code(struct v4l2_subdev *sd,
+		struct v4l2_subdev_pad_config *cfg,
+		struct v4l2_subdev_mbus_code_enum *code)
 {
-	if (index >= ARRAY_SIZE(ov2640_codes))
+	if (code->pad || code->index >= ARRAY_SIZE(ov2640_codes))
 		return -EINVAL;
 
-	*code = ov2640_codes[index];
+	code->code = ov2640_codes[code->index];
 	return 0;
 }
 
@@ -1031,18 +1024,21 @@ static int ov2640_g_mbus_config(struct v4l2_subdev *sd,
 
 static struct v4l2_subdev_video_ops ov2640_subdev_video_ops = {
 	.s_stream	= ov2640_s_stream,
-	.g_mbus_fmt	= ov2640_g_fmt,
-	.s_mbus_fmt	= ov2640_s_fmt,
-	.try_mbus_fmt	= ov2640_try_fmt,
 	.cropcap	= ov2640_cropcap,
 	.g_crop		= ov2640_g_crop,
-	.enum_mbus_fmt	= ov2640_enum_fmt,
 	.g_mbus_config	= ov2640_g_mbus_config,
 };
 
+static const struct v4l2_subdev_pad_ops ov2640_subdev_pad_ops = {
+	.enum_mbus_code = ov2640_enum_mbus_code,
+	.get_fmt	= ov2640_get_fmt,
+	.set_fmt	= ov2640_set_fmt,
+};
+
 static struct v4l2_subdev_ops ov2640_subdev_ops = {
 	.core	= &ov2640_subdev_core_ops,
 	.video	= &ov2640_subdev_video_ops,
+	.pad	= &ov2640_subdev_pad_ops,
 };
 
 /* OF probe functions */
diff --git a/drivers/media/i2c/soc_camera/ov5642.c b/drivers/media/i2c/soc_camera/ov5642.c
index 93ae031bd..bab9ac0c1 100644
--- a/drivers/media/i2c/soc_camera/ov5642.c
+++ b/drivers/media/i2c/soc_camera/ov5642.c
@@ -786,50 +786,50 @@ static int ov5642_set_resolution(struct v4l2_subdev *sd)
 	return ret;
 }
 
-static int ov5642_try_fmt(struct v4l2_subdev *sd,
-			  struct v4l2_mbus_framefmt *mf)
+static int ov5642_set_fmt(struct v4l2_subdev *sd,
+		struct v4l2_subdev_pad_config *cfg,
+		struct v4l2_subdev_format *format)
 {
+	struct v4l2_mbus_framefmt *mf = &format->format;
 	struct i2c_client *client = v4l2_get_subdevdata(sd);
 	struct ov5642 *priv = to_ov5642(client);
 	const struct ov5642_datafmt *fmt = ov5642_find_datafmt(mf->code);
 
+	if (format->pad)
+		return -EINVAL;
+
 	mf->width = priv->crop_rect.width;
 	mf->height = priv->crop_rect.height;
 
 	if (!fmt) {
+		if (format->which == V4L2_SUBDEV_FORMAT_ACTIVE)
+			return -EINVAL;
 		mf->code	= ov5642_colour_fmts[0].code;
 		mf->colorspace	= ov5642_colour_fmts[0].colorspace;
 	}
 
 	mf->field	= V4L2_FIELD_NONE;
 
+	if (format->which == V4L2_SUBDEV_FORMAT_ACTIVE)
+		priv->fmt = ov5642_find_datafmt(mf->code);
+	else
+		cfg->try_fmt = *mf;
 	return 0;
 }
 
-static int ov5642_s_fmt(struct v4l2_subdev *sd,
-			struct v4l2_mbus_framefmt *mf)
-{
-	struct i2c_client *client = v4l2_get_subdevdata(sd);
-	struct ov5642 *priv = to_ov5642(client);
-
-	/* MIPI CSI could have changed the format, double-check */
-	if (!ov5642_find_datafmt(mf->code))
-		return -EINVAL;
-
-	ov5642_try_fmt(sd, mf);
-	priv->fmt = ov5642_find_datafmt(mf->code);
-
-	return 0;
-}
-
-static int ov5642_g_fmt(struct v4l2_subdev *sd,
-			struct v4l2_mbus_framefmt *mf)
+static int ov5642_get_fmt(struct v4l2_subdev *sd,
+		struct v4l2_subdev_pad_config *cfg,
+		struct v4l2_subdev_format *format)
 {
+	struct v4l2_mbus_framefmt *mf = &format->format;
 	struct i2c_client *client = v4l2_get_subdevdata(sd);
 	struct ov5642 *priv = to_ov5642(client);
 
 	const struct ov5642_datafmt *fmt = priv->fmt;
 
+	if (format->pad)
+		return -EINVAL;
+
 	mf->code	= fmt->code;
 	mf->colorspace	= fmt->colorspace;
 	mf->width	= priv->crop_rect.width;
@@ -839,13 +839,14 @@ static int ov5642_g_fmt(struct v4l2_subdev *sd,
 	return 0;
 }
 
-static int ov5642_enum_fmt(struct v4l2_subdev *sd, unsigned int index,
-			   u32 *code)
+static int ov5642_enum_mbus_code(struct v4l2_subdev *sd,
+		struct v4l2_subdev_pad_config *cfg,
+		struct v4l2_subdev_mbus_code_enum *code)
 {
-	if (index >= ARRAY_SIZE(ov5642_colour_fmts))
+	if (code->pad || code->index >= ARRAY_SIZE(ov5642_colour_fmts))
 		return -EINVAL;
 
-	*code = ov5642_colour_fmts[index].code;
+	code->code = ov5642_colour_fmts[code->index].code;
 	return 0;
 }
 
@@ -939,16 +940,18 @@ static int ov5642_s_power(struct v4l2_subdev *sd, int on)
 }
 
 static struct v4l2_subdev_video_ops ov5642_subdev_video_ops = {
-	.s_mbus_fmt	= ov5642_s_fmt,
-	.g_mbus_fmt	= ov5642_g_fmt,
-	.try_mbus_fmt	= ov5642_try_fmt,
-	.enum_mbus_fmt	= ov5642_enum_fmt,
 	.s_crop		= ov5642_s_crop,
 	.g_crop		= ov5642_g_crop,
 	.cropcap	= ov5642_cropcap,
 	.g_mbus_config	= ov5642_g_mbus_config,
 };
 
+static const struct v4l2_subdev_pad_ops ov5642_subdev_pad_ops = {
+	.enum_mbus_code = ov5642_enum_mbus_code,
+	.get_fmt	= ov5642_get_fmt,
+	.set_fmt	= ov5642_set_fmt,
+};
+
 static struct v4l2_subdev_core_ops ov5642_subdev_core_ops = {
 	.s_power	= ov5642_s_power,
 #ifdef CONFIG_VIDEO_ADV_DEBUG
@@ -960,6 +963,7 @@ static struct v4l2_subdev_core_ops ov5642_subdev_core_ops = {
 static struct v4l2_subdev_ops ov5642_subdev_ops = {
 	.core	= &ov5642_subdev_core_ops,
 	.video	= &ov5642_subdev_video_ops,
+	.pad	= &ov5642_subdev_pad_ops,
 };
 
 static int ov5642_video_probe(struct i2c_client *client)
diff --git a/drivers/media/i2c/soc_camera/ov6650.c b/drivers/media/i2c/soc_camera/ov6650.c
index f4eef2fa6..1f8af1ee8 100644
--- a/drivers/media/i2c/soc_camera/ov6650.c
+++ b/drivers/media/i2c/soc_camera/ov6650.c
@@ -499,12 +499,17 @@ static int ov6650_cropcap(struct v4l2_subdev *sd, struct v4l2_cropcap *a)
 	return 0;
 }
 
-static int ov6650_g_fmt(struct v4l2_subdev *sd,
-			 struct v4l2_mbus_framefmt *mf)
+static int ov6650_get_fmt(struct v4l2_subdev *sd,
+		struct v4l2_subdev_pad_config *cfg,
+		struct v4l2_subdev_format *format)
 {
+	struct v4l2_mbus_framefmt *mf = &format->format;
 	struct i2c_client *client = v4l2_get_subdevdata(sd);
 	struct ov6650 *priv = to_ov6650(client);
 
+	if (format->pad)
+		return -EINVAL;
+
 	mf->width	= priv->rect.width >> priv->half_scale;
 	mf->height	= priv->rect.height >> priv->half_scale;
 	mf->code	= priv->code;
@@ -680,16 +685,20 @@ static int ov6650_s_fmt(struct v4l2_subdev *sd, struct v4l2_mbus_framefmt *mf)
 		mf->width = priv->rect.width >> half_scale;
 		mf->height = priv->rect.height >> half_scale;
 	}
-
 	return ret;
 }
 
-static int ov6650_try_fmt(struct v4l2_subdev *sd,
-			  struct v4l2_mbus_framefmt *mf)
+static int ov6650_set_fmt(struct v4l2_subdev *sd,
+		struct v4l2_subdev_pad_config *cfg,
+		struct v4l2_subdev_format *format)
 {
+	struct v4l2_mbus_framefmt *mf = &format->format;
 	struct i2c_client *client = v4l2_get_subdevdata(sd);
 	struct ov6650 *priv = to_ov6650(client);
 
+	if (format->pad)
+		return -EINVAL;
+
 	if (is_unscaled_ok(mf->width, mf->height, &priv->rect))
 		v4l_bound_align_image(&mf->width, 2, W_CIF, 1,
 				&mf->height, 2, H_CIF, 1, 0);
@@ -713,16 +722,21 @@ static int ov6650_try_fmt(struct v4l2_subdev *sd,
 		break;
 	}
 
+	if (format->which == V4L2_SUBDEV_FORMAT_ACTIVE)
+		return ov6650_s_fmt(sd, mf);
+	cfg->try_fmt = *mf;
+
 	return 0;
 }
 
-static int ov6650_enum_fmt(struct v4l2_subdev *sd, unsigned int index,
-			   u32 *code)
+static int ov6650_enum_mbus_code(struct v4l2_subdev *sd,
+		struct v4l2_subdev_pad_config *cfg,
+		struct v4l2_subdev_mbus_code_enum *code)
 {
-	if (index >= ARRAY_SIZE(ov6650_codes))
+	if (code->pad || code->index >= ARRAY_SIZE(ov6650_codes))
 		return -EINVAL;
 
-	*code = ov6650_codes[index];
+	code->code = ov6650_codes[code->index];
 	return 0;
 }
 
@@ -929,10 +943,6 @@ static int ov6650_s_mbus_config(struct v4l2_subdev *sd,
 
 static struct v4l2_subdev_video_ops ov6650_video_ops = {
 	.s_stream	= ov6650_s_stream,
-	.g_mbus_fmt	= ov6650_g_fmt,
-	.s_mbus_fmt	= ov6650_s_fmt,
-	.try_mbus_fmt	= ov6650_try_fmt,
-	.enum_mbus_fmt	= ov6650_enum_fmt,
 	.cropcap	= ov6650_cropcap,
 	.g_crop		= ov6650_g_crop,
 	.s_crop		= ov6650_s_crop,
@@ -942,9 +952,16 @@ static struct v4l2_subdev_video_ops ov6650_video_ops = {
 	.s_mbus_config	= ov6650_s_mbus_config,
 };
 
+static const struct v4l2_subdev_pad_ops ov6650_pad_ops = {
+	.enum_mbus_code = ov6650_enum_mbus_code,
+	.get_fmt	= ov6650_get_fmt,
+	.set_fmt	= ov6650_set_fmt,
+};
+
 static struct v4l2_subdev_ops ov6650_subdev_ops = {
 	.core	= &ov6650_core_ops,
 	.video	= &ov6650_video_ops,
+	.pad	= &ov6650_pad_ops,
 };
 
 /*
diff --git a/drivers/media/i2c/soc_camera/ov772x.c b/drivers/media/i2c/soc_camera/ov772x.c
index 8daac88b3..f150a8bd9 100644
--- a/drivers/media/i2c/soc_camera/ov772x.c
+++ b/drivers/media/i2c/soc_camera/ov772x.c
@@ -876,11 +876,16 @@ static int ov772x_cropcap(struct v4l2_subdev *sd, struct v4l2_cropcap *a)
 	return 0;
 }
 
-static int ov772x_g_fmt(struct v4l2_subdev *sd,
-			struct v4l2_mbus_framefmt *mf)
+static int ov772x_get_fmt(struct v4l2_subdev *sd,
+		struct v4l2_subdev_pad_config *cfg,
+		struct v4l2_subdev_format *format)
 {
+	struct v4l2_mbus_framefmt *mf = &format->format;
 	struct ov772x_priv *priv = to_ov772x(sd);
 
+	if (format->pad)
+		return -EINVAL;
+
 	mf->width	= priv->win->rect.width;
 	mf->height	= priv->win->rect.height;
 	mf->code	= priv->cfmt->code;
@@ -915,12 +920,17 @@ static int ov772x_s_fmt(struct v4l2_subdev *sd, struct v4l2_mbus_framefmt *mf)
 	return 0;
 }
 
-static int ov772x_try_fmt(struct v4l2_subdev *sd,
-			  struct v4l2_mbus_framefmt *mf)
+static int ov772x_set_fmt(struct v4l2_subdev *sd,
+		struct v4l2_subdev_pad_config *cfg,
+		struct v4l2_subdev_format *format)
 {
+	struct v4l2_mbus_framefmt *mf = &format->format;
 	const struct ov772x_color_format *cfmt;
 	const struct ov772x_win_size *win;
 
+	if (format->pad)
+		return -EINVAL;
+
 	ov772x_select_params(mf, &cfmt, &win);
 
 	mf->code = cfmt->code;
@@ -929,6 +939,9 @@ static int ov772x_try_fmt(struct v4l2_subdev *sd,
 	mf->field = V4L2_FIELD_NONE;
 	mf->colorspace = cfmt->colorspace;
 
+	if (format->which == V4L2_SUBDEV_FORMAT_ACTIVE)
+		return ov772x_s_fmt(sd, mf);
+	cfg->try_fmt = *mf;
 	return 0;
 }
 
@@ -989,13 +1002,14 @@ static struct v4l2_subdev_core_ops ov772x_subdev_core_ops = {
 	.s_power	= ov772x_s_power,
 };
 
-static int ov772x_enum_fmt(struct v4l2_subdev *sd, unsigned int index,
-			   u32 *code)
+static int ov772x_enum_mbus_code(struct v4l2_subdev *sd,
+		struct v4l2_subdev_pad_config *cfg,
+		struct v4l2_subdev_mbus_code_enum *code)
 {
-	if (index >= ARRAY_SIZE(ov772x_cfmts))
+	if (code->pad || code->index >= ARRAY_SIZE(ov772x_cfmts))
 		return -EINVAL;
 
-	*code = ov772x_cfmts[index].code;
+	code->code = ov772x_cfmts[code->index].code;
 	return 0;
 }
 
@@ -1016,18 +1030,21 @@ static int ov772x_g_mbus_config(struct v4l2_subdev *sd,
 
 static struct v4l2_subdev_video_ops ov772x_subdev_video_ops = {
 	.s_stream	= ov772x_s_stream,
-	.g_mbus_fmt	= ov772x_g_fmt,
-	.s_mbus_fmt	= ov772x_s_fmt,
-	.try_mbus_fmt	= ov772x_try_fmt,
 	.cropcap	= ov772x_cropcap,
 	.g_crop		= ov772x_g_crop,
-	.enum_mbus_fmt	= ov772x_enum_fmt,
 	.g_mbus_config	= ov772x_g_mbus_config,
 };
 
+static const struct v4l2_subdev_pad_ops ov772x_subdev_pad_ops = {
+	.enum_mbus_code = ov772x_enum_mbus_code,
+	.get_fmt	= ov772x_get_fmt,
+	.set_fmt	= ov772x_set_fmt,
+};
+
 static struct v4l2_subdev_ops ov772x_subdev_ops = {
 	.core	= &ov772x_subdev_core_ops,
 	.video	= &ov772x_subdev_video_ops,
+	.pad	= &ov772x_subdev_pad_ops,
 };
 
 /*
diff --git a/drivers/media/i2c/soc_camera/ov9640.c b/drivers/media/i2c/soc_camera/ov9640.c
index aa93d2e88..8caae1c07 100644
--- a/drivers/media/i2c/soc_camera/ov9640.c
+++ b/drivers/media/i2c/soc_camera/ov9640.c
@@ -519,9 +519,15 @@ static int ov9640_s_fmt(struct v4l2_subdev *sd,
 	return ret;
 }
 
-static int ov9640_try_fmt(struct v4l2_subdev *sd,
-			  struct v4l2_mbus_framefmt *mf)
+static int ov9640_set_fmt(struct v4l2_subdev *sd,
+		struct v4l2_subdev_pad_config *cfg,
+		struct v4l2_subdev_format *format)
 {
+	struct v4l2_mbus_framefmt *mf = &format->format;
+
+	if (format->pad)
+		return -EINVAL;
+
 	ov9640_res_roundup(&mf->width, &mf->height);
 
 	mf->field = V4L2_FIELD_NONE;
@@ -537,16 +543,21 @@ static int ov9640_try_fmt(struct v4l2_subdev *sd,
 		mf->colorspace = V4L2_COLORSPACE_JPEG;
 	}
 
+	if (format->which == V4L2_SUBDEV_FORMAT_ACTIVE)
+		return ov9640_s_fmt(sd, mf);
+
+	cfg->try_fmt = *mf;
 	return 0;
 }
 
-static int ov9640_enum_fmt(struct v4l2_subdev *sd, unsigned int index,
-			   u32 *code)
+static int ov9640_enum_mbus_code(struct v4l2_subdev *sd,
+		struct v4l2_subdev_pad_config *cfg,
+		struct v4l2_subdev_mbus_code_enum *code)
 {
-	if (index >= ARRAY_SIZE(ov9640_codes))
+	if (code->pad || code->index >= ARRAY_SIZE(ov9640_codes))
 		return -EINVAL;
 
-	*code = ov9640_codes[index];
+	code->code = ov9640_codes[code->index];
 	return 0;
 }
 
@@ -656,17 +667,20 @@ static int ov9640_g_mbus_config(struct v4l2_subdev *sd,
 
 static struct v4l2_subdev_video_ops ov9640_video_ops = {
 	.s_stream	= ov9640_s_stream,
-	.s_mbus_fmt	= ov9640_s_fmt,
-	.try_mbus_fmt	= ov9640_try_fmt,
-	.enum_mbus_fmt	= ov9640_enum_fmt,
 	.cropcap	= ov9640_cropcap,
 	.g_crop		= ov9640_g_crop,
 	.g_mbus_config	= ov9640_g_mbus_config,
 };
 
+static const struct v4l2_subdev_pad_ops ov9640_pad_ops = {
+	.enum_mbus_code = ov9640_enum_mbus_code,
+	.set_fmt	= ov9640_set_fmt,
+};
+
 static struct v4l2_subdev_ops ov9640_subdev_ops = {
 	.core	= &ov9640_core_ops,
 	.video	= &ov9640_video_ops,
+	.pad	= &ov9640_pad_ops,
 };
 
 /*
diff --git a/drivers/media/i2c/soc_camera/ov9740.c b/drivers/media/i2c/soc_camera/ov9740.c
index 841dc5545..03a7fc731 100644
--- a/drivers/media/i2c/soc_camera/ov9740.c
+++ b/drivers/media/i2c/soc_camera/ov9740.c
@@ -704,25 +704,35 @@ static int ov9740_s_fmt(struct v4l2_subdev *sd,
 	return ret;
 }
 
-static int ov9740_try_fmt(struct v4l2_subdev *sd,
-			  struct v4l2_mbus_framefmt *mf)
+static int ov9740_set_fmt(struct v4l2_subdev *sd,
+		struct v4l2_subdev_pad_config *cfg,
+		struct v4l2_subdev_format *format)
 {
+	struct v4l2_mbus_framefmt *mf = &format->format;
+
+	if (format->pad)
+		return -EINVAL;
+
 	ov9740_res_roundup(&mf->width, &mf->height);
 
 	mf->field = V4L2_FIELD_NONE;
 	mf->code = MEDIA_BUS_FMT_YUYV8_2X8;
 	mf->colorspace = V4L2_COLORSPACE_SRGB;
 
+	if (format->which == V4L2_SUBDEV_FORMAT_ACTIVE)
+		return ov9740_s_fmt(sd, mf);
+	cfg->try_fmt = *mf;
 	return 0;
 }
 
-static int ov9740_enum_fmt(struct v4l2_subdev *sd, unsigned int index,
-			   u32 *code)
+static int ov9740_enum_mbus_code(struct v4l2_subdev *sd,
+		struct v4l2_subdev_pad_config *cfg,
+		struct v4l2_subdev_mbus_code_enum *code)
 {
-	if (index >= ARRAY_SIZE(ov9740_codes))
+	if (code->pad || code->index >= ARRAY_SIZE(ov9740_codes))
 		return -EINVAL;
 
-	*code = ov9740_codes[index];
+	code->code = ov9740_codes[code->index];
 
 	return 0;
 }
@@ -904,9 +914,6 @@ static int ov9740_g_mbus_config(struct v4l2_subdev *sd,
 
 static struct v4l2_subdev_video_ops ov9740_video_ops = {
 	.s_stream	= ov9740_s_stream,
-	.s_mbus_fmt	= ov9740_s_fmt,
-	.try_mbus_fmt	= ov9740_try_fmt,
-	.enum_mbus_fmt	= ov9740_enum_fmt,
 	.cropcap	= ov9740_cropcap,
 	.g_crop		= ov9740_g_crop,
 	.g_mbus_config	= ov9740_g_mbus_config,
@@ -920,9 +927,15 @@ static struct v4l2_subdev_core_ops ov9740_core_ops = {
 #endif
 };
 
+static const struct v4l2_subdev_pad_ops ov9740_pad_ops = {
+	.enum_mbus_code = ov9740_enum_mbus_code,
+	.set_fmt	= ov9740_set_fmt,
+};
+
 static struct v4l2_subdev_ops ov9740_subdev_ops = {
-	.core			= &ov9740_core_ops,
-	.video			= &ov9740_video_ops,
+	.core	= &ov9740_core_ops,
+	.video	= &ov9740_video_ops,
+	.pad	= &ov9740_pad_ops,
 };
 
 static const struct v4l2_ctrl_ops ov9740_ctrl_ops = {
diff --git a/drivers/media/i2c/soc_camera/rj54n1cb0c.c b/drivers/media/i2c/soc_camera/rj54n1cb0c.c
index 1752428c4..c769cf663 100644
--- a/drivers/media/i2c/soc_camera/rj54n1cb0c.c
+++ b/drivers/media/i2c/soc_camera/rj54n1cb0c.c
@@ -485,13 +485,14 @@ static int reg_write_multiple(struct i2c_client *client,
 	return 0;
 }
 
-static int rj54n1_enum_fmt(struct v4l2_subdev *sd, unsigned int index,
-			   u32 *code)
+static int rj54n1_enum_mbus_code(struct v4l2_subdev *sd,
+		struct v4l2_subdev_pad_config *cfg,
+		struct v4l2_subdev_mbus_code_enum *code)
 {
-	if (index >= ARRAY_SIZE(rj54n1_colour_fmts))
+	if (code->pad || code->index >= ARRAY_SIZE(rj54n1_colour_fmts))
 		return -EINVAL;
 
-	*code = rj54n1_colour_fmts[index].code;
+	code->code = rj54n1_colour_fmts[code->index].code;
 	return 0;
 }
 
@@ -597,12 +598,17 @@ static int rj54n1_cropcap(struct v4l2_subdev *sd, struct v4l2_cropcap *a)
 	return 0;
 }
 
-static int rj54n1_g_fmt(struct v4l2_subdev *sd,
-			struct v4l2_mbus_framefmt *mf)
+static int rj54n1_get_fmt(struct v4l2_subdev *sd,
+		struct v4l2_subdev_pad_config *cfg,
+		struct v4l2_subdev_format *format)
 {
+	struct v4l2_mbus_framefmt *mf = &format->format;
 	struct i2c_client *client = v4l2_get_subdevdata(sd);
 	struct rj54n1 *rj54n1 = to_rj54n1(client);
 
+	if (format->pad)
+		return -EINVAL;
+
 	mf->code	= rj54n1->fmt->code;
 	mf->colorspace	= rj54n1->fmt->colorspace;
 	mf->field	= V4L2_FIELD_NONE;
@@ -959,17 +965,25 @@ static int rj54n1_reg_init(struct i2c_client *client)
 	return ret;
 }
 
-static int rj54n1_try_fmt(struct v4l2_subdev *sd,
-			  struct v4l2_mbus_framefmt *mf)
+static int rj54n1_set_fmt(struct v4l2_subdev *sd,
+		struct v4l2_subdev_pad_config *cfg,
+		struct v4l2_subdev_format *format)
 {
+	struct v4l2_mbus_framefmt *mf = &format->format;
 	struct i2c_client *client = v4l2_get_subdevdata(sd);
 	struct rj54n1 *rj54n1 = to_rj54n1(client);
 	const struct rj54n1_datafmt *fmt;
+	int output_w, output_h, max_w, max_h,
+		input_w = rj54n1->rect.width, input_h = rj54n1->rect.height;
 	int align = mf->code == MEDIA_BUS_FMT_SBGGR10_1X10 ||
 		mf->code == MEDIA_BUS_FMT_SBGGR10_2X8_PADHI_BE ||
 		mf->code == MEDIA_BUS_FMT_SBGGR10_2X8_PADLO_BE ||
 		mf->code == MEDIA_BUS_FMT_SBGGR10_2X8_PADHI_LE ||
 		mf->code == MEDIA_BUS_FMT_SBGGR10_2X8_PADLO_LE;
+	int ret;
+
+	if (format->pad)
+		return -EINVAL;
 
 	dev_dbg(&client->dev, "%s: code = %d, width = %u, height = %u\n",
 		__func__, mf->code, mf->width, mf->height);
@@ -987,24 +1001,10 @@ static int rj54n1_try_fmt(struct v4l2_subdev *sd,
 	v4l_bound_align_image(&mf->width, 112, RJ54N1_MAX_WIDTH, align,
 			      &mf->height, 84, RJ54N1_MAX_HEIGHT, align, 0);
 
-	return 0;
-}
-
-static int rj54n1_s_fmt(struct v4l2_subdev *sd,
-			struct v4l2_mbus_framefmt *mf)
-{
-	struct i2c_client *client = v4l2_get_subdevdata(sd);
-	struct rj54n1 *rj54n1 = to_rj54n1(client);
-	const struct rj54n1_datafmt *fmt;
-	int output_w, output_h, max_w, max_h,
-		input_w = rj54n1->rect.width, input_h = rj54n1->rect.height;
-	int ret;
-
-	/*
-	 * The host driver can call us without .try_fmt(), so, we have to take
-	 * care ourseleves
-	 */
-	rj54n1_try_fmt(sd, mf);
+	if (format->which == V4L2_SUBDEV_FORMAT_TRY) {
+		cfg->try_fmt = *mf;
+		return 0;
+	}
 
 	/*
 	 * Verify if the sensor has just been powered on. TODO: replace this
@@ -1020,9 +1020,6 @@ static int rj54n1_s_fmt(struct v4l2_subdev *sd,
 			return ret;
 	}
 
-	dev_dbg(&client->dev, "%s: code = %d, width = %u, height = %u\n",
-		__func__, mf->code, mf->width, mf->height);
-
 	/* RA_SEL_UL is only relevant for raw modes, ignored otherwise. */
 	switch (mf->code) {
 	case MEDIA_BUS_FMT_YUYV8_2X8:
@@ -1249,10 +1246,6 @@ static int rj54n1_s_mbus_config(struct v4l2_subdev *sd,
 
 static struct v4l2_subdev_video_ops rj54n1_subdev_video_ops = {
 	.s_stream	= rj54n1_s_stream,
-	.s_mbus_fmt	= rj54n1_s_fmt,
-	.g_mbus_fmt	= rj54n1_g_fmt,
-	.try_mbus_fmt	= rj54n1_try_fmt,
-	.enum_mbus_fmt	= rj54n1_enum_fmt,
 	.g_crop		= rj54n1_g_crop,
 	.s_crop		= rj54n1_s_crop,
 	.cropcap	= rj54n1_cropcap,
@@ -1260,9 +1253,16 @@ static struct v4l2_subdev_video_ops rj54n1_subdev_video_ops = {
 	.s_mbus_config	= rj54n1_s_mbus_config,
 };
 
+static const struct v4l2_subdev_pad_ops rj54n1_subdev_pad_ops = {
+	.enum_mbus_code = rj54n1_enum_mbus_code,
+	.get_fmt	= rj54n1_get_fmt,
+	.set_fmt	= rj54n1_set_fmt,
+};
+
 static struct v4l2_subdev_ops rj54n1_subdev_ops = {
 	.core	= &rj54n1_subdev_core_ops,
 	.video	= &rj54n1_subdev_video_ops,
+	.pad	= &rj54n1_subdev_pad_ops,
 };
 
 /*
diff --git a/drivers/media/i2c/soc_camera/tw9910.c b/drivers/media/i2c/soc_camera/tw9910.c
index 9b853215d..42bec9bf1 100644
--- a/drivers/media/i2c/soc_camera/tw9910.c
+++ b/drivers/media/i2c/soc_camera/tw9910.c
@@ -691,12 +691,17 @@ static int tw9910_cropcap(struct v4l2_subdev *sd, struct v4l2_cropcap *a)
 	return 0;
 }
 
-static int tw9910_g_fmt(struct v4l2_subdev *sd,
-			struct v4l2_mbus_framefmt *mf)
+static int tw9910_get_fmt(struct v4l2_subdev *sd,
+		struct v4l2_subdev_pad_config *cfg,
+		struct v4l2_subdev_format *format)
 {
+	struct v4l2_mbus_framefmt *mf = &format->format;
 	struct i2c_client *client = v4l2_get_subdevdata(sd);
 	struct tw9910_priv *priv = to_tw9910(client);
 
+	if (format->pad)
+		return -EINVAL;
+
 	if (!priv->scale) {
 		priv->scale = tw9910_select_norm(priv->norm, 640, 480);
 		if (!priv->scale)
@@ -737,13 +742,18 @@ static int tw9910_s_fmt(struct v4l2_subdev *sd,
 	return ret;
 }
 
-static int tw9910_try_fmt(struct v4l2_subdev *sd,
-			  struct v4l2_mbus_framefmt *mf)
+static int tw9910_set_fmt(struct v4l2_subdev *sd,
+		struct v4l2_subdev_pad_config *cfg,
+		struct v4l2_subdev_format *format)
 {
+	struct v4l2_mbus_framefmt *mf = &format->format;
 	struct i2c_client *client = v4l2_get_subdevdata(sd);
 	struct tw9910_priv *priv = to_tw9910(client);
 	const struct tw9910_scale_ctrl *scale;
 
+	if (format->pad)
+		return -EINVAL;
+
 	if (V4L2_FIELD_ANY == mf->field) {
 		mf->field = V4L2_FIELD_INTERLACED_BT;
 	} else if (V4L2_FIELD_INTERLACED_BT != mf->field) {
@@ -764,6 +774,9 @@ static int tw9910_try_fmt(struct v4l2_subdev *sd,
 	mf->width	= scale->width;
 	mf->height	= scale->height;
 
+	if (format->which == V4L2_SUBDEV_FORMAT_ACTIVE)
+		return tw9910_s_fmt(sd, mf);
+	cfg->try_fmt = *mf;
 	return 0;
 }
 
@@ -821,13 +834,14 @@ static struct v4l2_subdev_core_ops tw9910_subdev_core_ops = {
 	.s_power	= tw9910_s_power,
 };
 
-static int tw9910_enum_fmt(struct v4l2_subdev *sd, unsigned int index,
-			   u32 *code)
+static int tw9910_enum_mbus_code(struct v4l2_subdev *sd,
+		struct v4l2_subdev_pad_config *cfg,
+		struct v4l2_subdev_mbus_code_enum *code)
 {
-	if (index)
+	if (code->pad || code->index)
 		return -EINVAL;
 
-	*code = MEDIA_BUS_FMT_UYVY8_2X8;
+	code->code = MEDIA_BUS_FMT_UYVY8_2X8;
 	return 0;
 }
 
@@ -880,20 +894,23 @@ static struct v4l2_subdev_video_ops tw9910_subdev_video_ops = {
 	.s_std		= tw9910_s_std,
 	.g_std		= tw9910_g_std,
 	.s_stream	= tw9910_s_stream,
-	.g_mbus_fmt	= tw9910_g_fmt,
-	.s_mbus_fmt	= tw9910_s_fmt,
-	.try_mbus_fmt	= tw9910_try_fmt,
 	.cropcap	= tw9910_cropcap,
 	.g_crop		= tw9910_g_crop,
-	.enum_mbus_fmt	= tw9910_enum_fmt,
 	.g_mbus_config	= tw9910_g_mbus_config,
 	.s_mbus_config	= tw9910_s_mbus_config,
 	.g_tvnorms	= tw9910_g_tvnorms,
 };
 
+static const struct v4l2_subdev_pad_ops tw9910_subdev_pad_ops = {
+	.enum_mbus_code = tw9910_enum_mbus_code,
+	.get_fmt	= tw9910_get_fmt,
+	.set_fmt	= tw9910_set_fmt,
+};
+
 static struct v4l2_subdev_ops tw9910_subdev_ops = {
 	.core	= &tw9910_subdev_core_ops,
 	.video	= &tw9910_subdev_video_ops,
+	.pad	= &tw9910_subdev_pad_ops,
 };
 
 /*