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media: cedrus: Cleanup control initialization 

In order to introduce other controls, the control initialization
needs to support an initial struct v4l2_ctrl_control.

While here, let's cleanup the control initialization,
removing unneeded fields.

Signed-off-by: Ezequiel Garcia <ezequiel@collabora.com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
This commit is contained in:
Ezequiel Garcia 2019-08-16 13:01:27 -03:00 committed by Mauro Carvalho Chehab
parent c3adb85745
commit 3f715c64be
2 changed files with 25 additions and 23 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

45
drivers/staging/media/sunxi/cedrus/cedrus.c
View File

@ -29,44 +29,51 @@
static const struct cedrus_control cedrus_controls[] = {
{
.id = V4L2_CID_MPEG_VIDEO_MPEG2_SLICE_PARAMS,
.elem_size = sizeof(struct v4l2_ctrl_mpeg2_slice_params),
.cfg = {
.id = V4L2_CID_MPEG_VIDEO_MPEG2_SLICE_PARAMS,
},
.codec = CEDRUS_CODEC_MPEG2,
.required = true,
},
{
.id = V4L2_CID_MPEG_VIDEO_MPEG2_QUANTIZATION,
.elem_size = sizeof(struct v4l2_ctrl_mpeg2_quantization),
.cfg = {
.id = V4L2_CID_MPEG_VIDEO_MPEG2_QUANTIZATION,
},
.codec = CEDRUS_CODEC_MPEG2,
.required = false,
},
{
.id = V4L2_CID_MPEG_VIDEO_H264_DECODE_PARAMS,
.elem_size = sizeof(struct v4l2_ctrl_h264_decode_params),
.cfg = {
.id = V4L2_CID_MPEG_VIDEO_H264_DECODE_PARAMS,
},
.codec = CEDRUS_CODEC_H264,
.required = true,
},
{
.id = V4L2_CID_MPEG_VIDEO_H264_SLICE_PARAMS,
.elem_size = sizeof(struct v4l2_ctrl_h264_slice_params),
.cfg = {
.id = V4L2_CID_MPEG_VIDEO_H264_SLICE_PARAMS,
},
.codec = CEDRUS_CODEC_H264,
.required = true,
},
{
.id = V4L2_CID_MPEG_VIDEO_H264_SPS,
.elem_size = sizeof(struct v4l2_ctrl_h264_sps),
.cfg = {
.id = V4L2_CID_MPEG_VIDEO_H264_SPS,
},
.codec = CEDRUS_CODEC_H264,
.required = true,
},
{
.id = V4L2_CID_MPEG_VIDEO_H264_PPS,
.elem_size = sizeof(struct v4l2_ctrl_h264_pps),
.cfg = {
.id = V4L2_CID_MPEG_VIDEO_H264_PPS,
},
.codec = CEDRUS_CODEC_H264,
.required = true,
},
{
.id = V4L2_CID_MPEG_VIDEO_H264_SCALING_MATRIX,
.elem_size = sizeof(struct v4l2_ctrl_h264_scaling_matrix),
.cfg = {
.id = V4L2_CID_MPEG_VIDEO_H264_SCALING_MATRIX,
},
.codec = CEDRUS_CODEC_H264,
.required = true,
},
@ -106,12 +113,8 @@ static int cedrus_init_ctrls(struct cedrus_dev *dev, struct cedrus_ctx *ctx)
return -ENOMEM;
for (i = 0; i < CEDRUS_CONTROLS_COUNT; i++) {
struct v4l2_ctrl_config cfg = {};
cfg.elem_size = cedrus_controls[i].elem_size;
cfg.id = cedrus_controls[i].id;
ctrl = v4l2_ctrl_new_custom(hdl, &cfg, NULL);
ctrl = v4l2_ctrl_new_custom(hdl, &cedrus_controls[i].cfg,
NULL);
if (hdl->error) {
v4l2_err(&dev->v4l2_dev,
"Failed to create new custom control\n");
@ -178,7 +181,7 @@ static int cedrus_request_validate(struct media_request *req)
continue;
ctrl_test = v4l2_ctrl_request_hdl_ctrl_find(hdl,
cedrus_controls[i].id);
cedrus_controls[i].cfg.id);
if (!ctrl_test) {
v4l2_info(&ctx->dev->v4l2_dev,
"Missing required codec control\n");

3
drivers/staging/media/sunxi/cedrus/cedrus.h
View File

@ -49,8 +49,7 @@ enum cedrus_h264_pic_type {
};
struct cedrus_control {
u32 id;
u32 elem_size;
struct v4l2_ctrl_config cfg;
enum cedrus_codec codec;
unsigned char required:1;
};