diff options
| author | Daniel Scally <djrscally@gmail.com> | 2022-05-06 02:03:59 +0300 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@kernel.org> | 2022-05-17 10:52:52 +0300 |
| commit | 77ec83cdc8dd69b095096a435d38064bb031befe (patch) | |
| tree | 10b35e1863a42de8be7e6d3c7c4938d358abca15 /drivers/media | |
| parent | ad1ea3aa08723ac46144449d04e19b06ffbe0586 (diff) | |
| download | linux-77ec83cdc8dd69b095096a435d38064bb031befe.tar.xz | |
media: i2c: Extend .get_selection() for ov7251
Extend the .get_selection() callback to support other values for
sel->target, primarily to satisfy libcamera's requirements.
Signed-off-by: Daniel Scally <djrscally@gmail.com>
Acked-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@kernel.org>
Diffstat (limited to 'drivers/media')
| -rw-r--r-- | drivers/media/i2c/ov7251.c | 35 |
1 files changed, 29 insertions, 6 deletions
diff --git a/drivers/media/i2c/ov7251.c b/drivers/media/i2c/ov7251.c index a1326d03bcdd..54c883753207 100644 --- a/drivers/media/i2c/ov7251.c +++ b/drivers/media/i2c/ov7251.c @@ -54,6 +54,13 @@ #define OV7251_PLL2_SYS_DIV_REG 0x309a #define OV7251_PLL2_ADC_DIV_REG 0x309b +#define OV7251_NATIVE_WIDTH 656 +#define OV7251_NATIVE_HEIGHT 496 +#define OV7251_ACTIVE_START_LEFT 4 +#define OV7251_ACTIVE_START_TOP 4 +#define OV7251_ACTIVE_WIDTH 648 +#define OV7251_ACTIVE_HEIGHT 488 + struct reg_value { u16 reg; u8 val; @@ -1248,13 +1255,29 @@ static int ov7251_get_selection(struct v4l2_subdev *sd, { struct ov7251 *ov7251 = to_ov7251(sd); - if (sel->target != V4L2_SEL_TGT_CROP) - return -EINVAL; - + switch (sel->target) { + case V4L2_SEL_TGT_CROP_DEFAULT: + case V4L2_SEL_TGT_CROP: mutex_lock(&ov7251->lock); - sel->r = *__ov7251_get_pad_crop(ov7251, sd_state, sel->pad, - sel->which); - mutex_unlock(&ov7251->lock); + sel->r = *__ov7251_get_pad_crop(ov7251, sd_state, sel->pad, + sel->which); + mutex_unlock(&ov7251->lock); + break; + case V4L2_SEL_TGT_NATIVE_SIZE: + sel->r.top = 0; + sel->r.left = 0; + sel->r.width = OV7251_NATIVE_WIDTH; + sel->r.height = OV7251_NATIVE_HEIGHT; + break; + case V4L2_SEL_TGT_CROP_BOUNDS: + sel->r.top = OV7251_ACTIVE_START_TOP; + sel->r.left = OV7251_ACTIVE_START_LEFT; + sel->r.width = OV7251_ACTIVE_WIDTH; + sel->r.height = OV7251_ACTIVE_HEIGHT; + break; + default: + return -EINVAL; + } return 0; } |