diff options
| author | Daniel Scally <djrscally@gmail.com> | 2021-11-23 03:00:07 +0300 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab+huawei@kernel.org> | 2021-11-30 12:55:32 +0300 |
| commit | acd25e220921de232b027c677668c93aa6ba5d15 (patch) | |
| tree | 7d0f5e28c93c76012e72b7c877047f9df407abff /drivers/media | |
| parent | 73dcffeb2ff98e8181b43e9d9faad042ddcb7f60 (diff) | |
| download | linux-acd25e220921de232b027c677668c93aa6ba5d15.tar.xz | |
media: i2c: Add .get_selection() support to ov8865
The ov8865 driver's v4l2_subdev_pad_ops currently does not include
.get_selection() - add support for that callback.
Signed-off-by: Daniel Scally <djrscally@gmail.com>
Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
Diffstat (limited to 'drivers/media')
| -rw-r--r-- | drivers/media/i2c/ov8865.c | 64 |
1 files changed, 64 insertions, 0 deletions
diff --git a/drivers/media/i2c/ov8865.c b/drivers/media/i2c/ov8865.c index e52e43bd7787..87e34ad9c9a6 100644 --- a/drivers/media/i2c/ov8865.c +++ b/drivers/media/i2c/ov8865.c @@ -450,6 +450,15 @@ #define OV8865_PRE_CTRL0_PATTERN_COLOR_SQUARES 2 #define OV8865_PRE_CTRL0_PATTERN_BLACK 3 +/* Pixel Array */ + +#define OV8865_NATIVE_WIDTH 3296 +#define OV8865_NATIVE_HEIGHT 2528 +#define OV8865_ACTIVE_START_TOP 32 +#define OV8865_ACTIVE_START_LEFT 80 +#define OV8865_ACTIVE_WIDTH 3264 +#define OV8865_ACTIVE_HEIGHT 2448 + /* Macros */ #define ov8865_subdev_sensor(s) \ @@ -2756,12 +2765,67 @@ static int ov8865_enum_frame_interval(struct v4l2_subdev *subdev, return 0; } +static void +__ov8865_get_pad_crop(struct ov8865_sensor *sensor, + struct v4l2_subdev_state *state, unsigned int pad, + enum v4l2_subdev_format_whence which, struct v4l2_rect *r) +{ + const struct ov8865_mode *mode = sensor->state.mode; + + switch (which) { + case V4L2_SUBDEV_FORMAT_TRY: + *r = *v4l2_subdev_get_try_crop(&sensor->subdev, state, pad); + break; + case V4L2_SUBDEV_FORMAT_ACTIVE: + r->height = mode->output_size_y; + r->width = mode->output_size_x; + r->top = (OV8865_NATIVE_HEIGHT - mode->output_size_y) / 2; + r->left = (OV8865_NATIVE_WIDTH - mode->output_size_x) / 2; + break; + } +} + +static int ov8865_get_selection(struct v4l2_subdev *subdev, + struct v4l2_subdev_state *state, + struct v4l2_subdev_selection *sel) +{ + struct ov8865_sensor *sensor = ov8865_subdev_sensor(subdev); + + switch (sel->target) { + case V4L2_SEL_TGT_CROP: + mutex_lock(&sensor->mutex); + __ov8865_get_pad_crop(sensor, state, sel->pad, + sel->which, &sel->r); + mutex_unlock(&sensor->mutex); + break; + case V4L2_SEL_TGT_NATIVE_SIZE: + sel->r.top = 0; + sel->r.left = 0; + sel->r.width = OV8865_NATIVE_WIDTH; + sel->r.height = OV8865_NATIVE_HEIGHT; + break; + case V4L2_SEL_TGT_CROP_BOUNDS: + case V4L2_SEL_TGT_CROP_DEFAULT: + sel->r.top = OV8865_ACTIVE_START_TOP; + sel->r.left = OV8865_ACTIVE_START_LEFT; + sel->r.width = OV8865_ACTIVE_WIDTH; + sel->r.height = OV8865_ACTIVE_HEIGHT; + break; + default: + return -EINVAL; + } + + return 0; +} + static const struct v4l2_subdev_pad_ops ov8865_subdev_pad_ops = { .enum_mbus_code = ov8865_enum_mbus_code, .get_fmt = ov8865_get_fmt, .set_fmt = ov8865_set_fmt, .enum_frame_size = ov8865_enum_frame_size, .enum_frame_interval = ov8865_enum_frame_interval, + .get_selection = ov8865_get_selection, + .set_selection = ov8865_get_selection, }; static const struct v4l2_subdev_ops ov8865_subdev_ops = { |