diff options
| author | Sylwester Nawrocki <s.nawrocki@samsung.com> | 2011-11-15 15:34:06 -0300 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@redhat.com> | 2011-12-30 14:39:54 -0200 |
| commit | 6cf1056f0a7ecb543d4b523f6c55a5587fc455f2 (patch) | |
| tree | 9085aca1e9a3283520165a5178fa57bd7663ff43 /drivers/media/video/s5p-fimc | |
| parent | 87eaec5dff4e20228fb6ac72dc849fd12f4e86be (diff) | |
[media] s5p-csis: Enable v4l subdev device node
Set v4l2_subdev flags for a host driver to create a sub-device
node for the driver so the subdev can be directly configured
by applications. Add the subdev open() handler.
Signed-off-by: Sylwester Nawrocki <s.nawrocki@samsung.com>
Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'drivers/media/video/s5p-fimc')
| -rw-r--r-- | drivers/media/video/s5p-fimc/mipi-csis.c | 22 | ||||
| -rw-r--r-- | drivers/media/video/s5p-fimc/mipi-csis.h | 3 |
2 files changed, 25 insertions, 0 deletions
diff --git a/drivers/media/video/s5p-fimc/mipi-csis.c b/drivers/media/video/s5p-fimc/mipi-csis.c index 59d79bc2f58..130335cf62f 100644 --- a/drivers/media/video/s5p-fimc/mipi-csis.c +++ b/drivers/media/video/s5p-fimc/mipi-csis.c @@ -427,6 +427,23 @@ static int s5pcsis_get_fmt(struct v4l2_subdev *sd, struct v4l2_subdev_fh *fh, return 0; } +static int s5pcsis_open(struct v4l2_subdev *sd, struct v4l2_subdev_fh *fh) +{ + struct v4l2_mbus_framefmt *format = v4l2_subdev_get_try_format(fh, 0); + + format->colorspace = V4L2_COLORSPACE_JPEG; + format->code = s5pcsis_formats[0].code; + format->width = S5PCSIS_DEF_PIX_WIDTH; + format->height = S5PCSIS_DEF_PIX_HEIGHT; + format->field = V4L2_FIELD_NONE; + + return 0; +} + +static const struct v4l2_subdev_internal_ops s5pcsis_sd_internal_ops = { + .open = s5pcsis_open, +}; + static struct v4l2_subdev_core_ops s5pcsis_core_ops = { .s_power = s5pcsis_s_power, }; @@ -544,8 +561,13 @@ static int __devinit s5pcsis_probe(struct platform_device *pdev) v4l2_subdev_init(&state->sd, &s5pcsis_subdev_ops); state->sd.owner = THIS_MODULE; strlcpy(state->sd.name, dev_name(&pdev->dev), sizeof(state->sd.name)); + state->sd.flags |= V4L2_SUBDEV_FL_HAS_DEVNODE; state->csis_fmt = &s5pcsis_formats[0]; + state->format.code = s5pcsis_formats[0].code; + state->format.width = S5PCSIS_DEF_PIX_WIDTH; + state->format.height = S5PCSIS_DEF_PIX_HEIGHT; + state->pads[CSIS_PAD_SINK].flags = MEDIA_PAD_FL_SINK; state->pads[CSIS_PAD_SOURCE].flags = MEDIA_PAD_FL_SOURCE; ret = media_entity_init(&state->sd.entity, diff --git a/drivers/media/video/s5p-fimc/mipi-csis.h b/drivers/media/video/s5p-fimc/mipi-csis.h index f5691336dd5..2709286396e 100644 --- a/drivers/media/video/s5p-fimc/mipi-csis.h +++ b/drivers/media/video/s5p-fimc/mipi-csis.h @@ -19,4 +19,7 @@ #define CSIS_PAD_SOURCE 1 #define CSIS_PADS_NUM 2 +#define S5PCSIS_DEF_PIX_WIDTH 640 +#define S5PCSIS_DEF_PIX_HEIGHT 480 + #endif |