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Diffstat (limited to 'target/linux/bcm27xx/patches-5.4/950-0886-media-i2c-imx290-Add-support-for-g_selection-to-repo.patch')
-rw-r--r--target/linux/bcm27xx/patches-5.4/950-0886-media-i2c-imx290-Add-support-for-g_selection-to-repo.patch156
1 files changed, 156 insertions, 0 deletions
diff --git a/target/linux/bcm27xx/patches-5.4/950-0886-media-i2c-imx290-Add-support-for-g_selection-to-repo.patch b/target/linux/bcm27xx/patches-5.4/950-0886-media-i2c-imx290-Add-support-for-g_selection-to-repo.patch
new file mode 100644
index 0000000000..86680af234
--- /dev/null
+++ b/target/linux/bcm27xx/patches-5.4/950-0886-media-i2c-imx290-Add-support-for-g_selection-to-repo.patch
@@ -0,0 +1,156 @@
+From a191c6d6e5180f54ecf16adda61988a16ce9fe48 Mon Sep 17 00:00:00 2001
+From: Dave Stevenson <dave.stevenson@raspberrypi.com>
+Date: Tue, 7 Jul 2020 11:23:48 +0100
+Subject: [PATCH] media: i2c: imx290: Add support for g_selection to
+ report cropping
+
+Userspace needs to know the cropping arrangements for each mode,
+so expose this through g_selection.
+
+Signed-off-by: Dave Stevenson <dave.stevenson@raspberrypi.com>
+---
+ drivers/media/i2c/imx290.c | 84 ++++++++++++++++++++++++++++++++++++++
+ 1 file changed, 84 insertions(+)
+
+--- a/drivers/media/i2c/imx290.c
++++ b/drivers/media/i2c/imx290.c
+@@ -61,6 +61,13 @@ enum imx290_clk_index {
+ #define IMX290_PGCTRL_THRU BIT(1)
+ #define IMX290_PGCTRL_MODE(n) ((n) << 4)
+
++#define IMX290_NATIVE_WIDTH 1945U
++#define IMX290_NATIVE_HEIGHT 1109U
++#define IMX290_PIXEL_ARRAY_LEFT 4U
++#define IMX290_PIXEL_ARRAY_TOP 12U
++#define IMX290_PIXEL_ARRAY_WIDTH 1937U
++#define IMX290_PIXEL_ARRAY_HEIGHT 1097U
++
+ static const char * const imx290_supply_name[] = {
+ "vdda",
+ "vddd",
+@@ -80,6 +87,7 @@ struct imx290_mode {
+ u32 hmax;
+ u32 vmax;
+ u8 link_freq_index;
++ struct v4l2_rect crop;
+
+ const struct imx290_regval *data;
+ u32 data_size;
+@@ -384,6 +392,12 @@ static const struct imx290_mode imx290_m
+ .hmax = 0x1130,
+ .vmax = 0x0465,
+ .link_freq_index = FREQ_INDEX_1080P,
++ .crop = {
++ .left = 4 + 8,
++ .top = 12 + 8,
++ .width = 1920,
++ .height = 1080,
++ },
+ .data = imx290_1080p_settings,
+ .data_size = ARRAY_SIZE(imx290_1080p_settings),
+ .clk_data = {
+@@ -398,6 +412,12 @@ static const struct imx290_mode imx290_m
+ .hmax = 0x19c8,
+ .vmax = 0x02ee,
+ .link_freq_index = FREQ_INDEX_720P,
++ .crop = {
++ .left = 4 + 8 + 320,
++ .top = 12 + 8 + 180,
++ .width = 1280,
++ .height = 720,
++ },
+ .data = imx290_720p_settings,
+ .data_size = ARRAY_SIZE(imx290_720p_settings),
+ .clk_data = {
+@@ -415,6 +435,12 @@ static const struct imx290_mode imx290_m
+ .hmax = 0x0898,
+ .vmax = 0x0465,
+ .link_freq_index = FREQ_INDEX_1080P,
++ .crop = {
++ .left = 4 + 8,
++ .top = 12 + 8,
++ .width = 1920,
++ .height = 1080,
++ },
+ .data = imx290_1080p_settings,
+ .data_size = ARRAY_SIZE(imx290_1080p_settings),
+ .clk_data = {
+@@ -429,6 +455,12 @@ static const struct imx290_mode imx290_m
+ .hmax = 0x0ce4,
+ .vmax = 0x02ee,
+ .link_freq_index = FREQ_INDEX_720P,
++ .crop = {
++ .left = 4 + 8 + 320,
++ .top = 12 + 8 + 180,
++ .width = 1280,
++ .height = 720,
++ },
+ .data = imx290_720p_settings,
+ .data_size = ARRAY_SIZE(imx290_720p_settings),
+ .clk_data = {
+@@ -875,6 +907,57 @@ static int imx290_write_current_format(s
+ return 0;
+ }
+
++static const struct v4l2_rect *
++__imx290_get_pad_crop(struct imx290 *imx290, struct v4l2_subdev_pad_config *cfg,
++ unsigned int pad, enum v4l2_subdev_format_whence which)
++{
++ switch (which) {
++ case V4L2_SUBDEV_FORMAT_TRY:
++ return v4l2_subdev_get_try_crop(&imx290->sd, cfg, pad);
++ case V4L2_SUBDEV_FORMAT_ACTIVE:
++ return &imx290->current_mode->crop;
++ }
++
++ return NULL;
++}
++
++static int imx290_get_selection(struct v4l2_subdev *sd,
++ struct v4l2_subdev_pad_config *cfg,
++ struct v4l2_subdev_selection *sel)
++{
++ switch (sel->target) {
++ case V4L2_SEL_TGT_CROP: {
++ struct imx290 *imx290 = to_imx290(sd);
++
++ mutex_lock(&imx290->lock);
++ sel->r = *__imx290_get_pad_crop(imx290, cfg, sel->pad,
++ sel->which);
++ mutex_unlock(&imx290->lock);
++
++ return 0;
++ }
++
++ case V4L2_SEL_TGT_NATIVE_SIZE:
++ sel->r.top = 0;
++ sel->r.left = 0;
++ sel->r.width = IMX290_NATIVE_WIDTH;
++ sel->r.height = IMX290_NATIVE_HEIGHT;
++
++ return 0;
++
++ case V4L2_SEL_TGT_CROP_DEFAULT:
++ case V4L2_SEL_TGT_CROP_BOUNDS:
++ sel->r.top = IMX290_PIXEL_ARRAY_TOP;
++ sel->r.left = IMX290_PIXEL_ARRAY_LEFT;
++ sel->r.width = IMX290_PIXEL_ARRAY_WIDTH;
++ sel->r.height = IMX290_PIXEL_ARRAY_HEIGHT;
++
++ return 0;
++ }
++
++ return -EINVAL;
++}
++
+ /* Start streaming */
+ static int imx290_start_streaming(struct imx290 *imx290)
+ {
+@@ -1073,6 +1156,7 @@ static const struct v4l2_subdev_pad_ops
+ .enum_frame_size = imx290_enum_frame_size,
+ .get_fmt = imx290_get_fmt,
+ .set_fmt = imx290_set_fmt,
++ .get_selection = imx290_get_selection,
+ };
+
+ static const struct v4l2_subdev_ops imx290_subdev_ops = {