diff options
| author | Jacek Anaszewski <j.anaszewski@samsung.com> | 2013-11-25 06:58:15 -0300 |
|---|---|---|
| committer | Mauro Carvalho Chehab <m.chehab@samsung.com> | 2013-12-18 06:14:02 -0200 |
| commit | 088f8300c99e798637012195682d40dd1070bb82 (patch) | |
| tree | e683e037b0d9afc37c8280b6ce615549c86d46c2 | |
| parent | b3c932a9940349cb3f00226e9713a2b25dcedc71 (diff) | |
| download | linux-088f8300c99e798637012195682d40dd1070bb82.tar.bz2 | |
[media] s5p-jpeg: Synchronize cached controls with V4L2 core
This patch adds proper initialization of the in-driver
cached state of JPEG controls with V4L2 core.
Signed-off-by: Jacek Anaszewski <j.anaszewski@samsung.com>
Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com>
Acked-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Sylwester Nawrocki <s.nawrocki@samsung.com>
Signed-off-by: Mauro Carvalho Chehab <m.chehab@samsung.com>
| -rw-r--r-- | drivers/media/platform/s5p-jpeg/jpeg-core.c | 18 |
1 files changed, 15 insertions, 3 deletions
diff --git a/drivers/media/platform/s5p-jpeg/jpeg-core.c b/drivers/media/platform/s5p-jpeg/jpeg-core.c index 57ee2655f759..447022f7d9ff 100644 --- a/drivers/media/platform/s5p-jpeg/jpeg-core.c +++ b/drivers/media/platform/s5p-jpeg/jpeg-core.c @@ -865,6 +865,7 @@ static int s5p_jpeg_controls_create(struct s5p_jpeg_ctx *ctx) { unsigned int mask = ~0x27; /* 444, 422, 420, GRAY */ struct v4l2_ctrl *ctrl; + int ret; v4l2_ctrl_handler_init(&ctx->ctrl_handler, 3); @@ -884,13 +885,24 @@ static int s5p_jpeg_controls_create(struct s5p_jpeg_ctx *ctx) V4L2_JPEG_CHROMA_SUBSAMPLING_GRAY, mask, V4L2_JPEG_CHROMA_SUBSAMPLING_422); - if (ctx->ctrl_handler.error) - return ctx->ctrl_handler.error; + if (ctx->ctrl_handler.error) { + ret = ctx->ctrl_handler.error; + goto error_free; + } if (ctx->mode == S5P_JPEG_DECODE) ctrl->flags |= V4L2_CTRL_FLAG_VOLATILE | V4L2_CTRL_FLAG_READ_ONLY; - return 0; + + ret = v4l2_ctrl_handler_setup(&ctx->ctrl_handler); + if (ret < 0) + goto error_free; + + return ret; + +error_free: + v4l2_ctrl_handler_free(&ctx->ctrl_handler); + return ret; } static const struct v4l2_ioctl_ops s5p_jpeg_ioctl_ops = { |