Re: [PATCH v2] venus: venc: Fix setting of profile and level

From: Steev Klimaszewski
Date: Thu Oct 29 2020 - 16:41:03 EST



On 10/27/20 4:19 AM, Stanimir Varbanov wrote:
> The profile and level in op_set_ctrl was recently changed but during
> v4l2_ctrl_handler_setup profile and level control values are mangled.
>
> Fixes: 435c53c3698f ("media: venus: venc: Use helper to set profile and level")
> Signed-off-by: Stanimir Varbanov <stanimir.varbanov@xxxxxxxxxx>
> ---
>
> v2: Fixed kernel test robot WARNING
>
> drivers/media/platform/qcom/venus/core.h | 15 +++++++--
> drivers/media/platform/qcom/venus/venc.c | 31 ++++++++++++++++++-
> .../media/platform/qcom/venus/venc_ctrls.c | 14 +++++++--
> 3 files changed, 55 insertions(+), 5 deletions(-)
>
> diff --git a/drivers/media/platform/qcom/venus/core.h b/drivers/media/platform/qcom/venus/core.h
> index 7b79a33dc9d6..05c9fbd51f0c 100644
> --- a/drivers/media/platform/qcom/venus/core.h
> +++ b/drivers/media/platform/qcom/venus/core.h
> @@ -243,8 +243,19 @@ struct venc_controls {
>
> u32 header_mode;
>
> - u32 profile;
> - u32 level;
> + struct {
> + u32 h264;
> + u32 mpeg4;
> + u32 hevc;
> + u32 vp8;
> + u32 vp9;
> + } profile;
> + struct {
> + u32 h264;
> + u32 mpeg4;
> + u32 hevc;
> + u32 vp9;
> + } level;
> };
>
> struct venus_buffer {
> diff --git a/drivers/media/platform/qcom/venus/venc.c b/drivers/media/platform/qcom/venus/venc.c
> index f8b1484e7dcd..47246528ac7e 100644
> --- a/drivers/media/platform/qcom/venus/venc.c
> +++ b/drivers/media/platform/qcom/venus/venc.c
> @@ -537,6 +537,7 @@ static int venc_set_properties(struct venus_inst *inst)
> struct hfi_quantization quant;
> struct hfi_quantization_range quant_range;
> u32 ptype, rate_control, bitrate;
> + u32 profile, level;
> int ret;
>
> ret = venus_helper_set_work_mode(inst, VIDC_WORK_MODE_2);
> @@ -684,7 +685,35 @@ static int venc_set_properties(struct venus_inst *inst)
> if (ret)
> return ret;
>
> - ret = venus_helper_set_profile_level(inst, ctr->profile, ctr->level);
> + switch (inst->hfi_codec) {
> + case HFI_VIDEO_CODEC_H264:
> + profile = ctr->profile.h264;
> + level = ctr->level.h264;
> + break;
> + case HFI_VIDEO_CODEC_MPEG4:
> + profile = ctr->profile.mpeg4;
> + level = ctr->level.mpeg4;
> + break;
> + case HFI_VIDEO_CODEC_VP8:
> + profile = ctr->profile.vp8;
> + level = 0;
> + break;
> + case HFI_VIDEO_CODEC_VP9:
> + profile = ctr->profile.vp9;
> + level = ctr->level.vp9;
> + break;
> + case HFI_VIDEO_CODEC_HEVC:
> + profile = ctr->profile.hevc;
> + level = ctr->level.hevc;
> + break;
> + case HFI_VIDEO_CODEC_MPEG2:
> + default:
> + profile = 0;
> + level = 0;
> + break;
> + }
> +
> + ret = venus_helper_set_profile_level(inst, profile, level);
> if (ret)
> return ret;
>
> diff --git a/drivers/media/platform/qcom/venus/venc_ctrls.c b/drivers/media/platform/qcom/venus/venc_ctrls.c
> index 0708b3b89d0c..cf860e6446c0 100644
> --- a/drivers/media/platform/qcom/venus/venc_ctrls.c
> +++ b/drivers/media/platform/qcom/venus/venc_ctrls.c
> @@ -103,15 +103,25 @@ static int venc_op_s_ctrl(struct v4l2_ctrl *ctrl)
> ctr->h264_entropy_mode = ctrl->val;
> break;
> case V4L2_CID_MPEG_VIDEO_MPEG4_PROFILE:
> + ctr->profile.mpeg4 = ctrl->val;
> + break;
> case V4L2_CID_MPEG_VIDEO_H264_PROFILE:
> + ctr->profile.h264 = ctrl->val;
> + break;
> case V4L2_CID_MPEG_VIDEO_HEVC_PROFILE:
> + ctr->profile.hevc = ctrl->val;
> + break;
> case V4L2_CID_MPEG_VIDEO_VP8_PROFILE:
> - ctr->profile = ctrl->val;
> + ctr->profile.vp8 = ctrl->val;
> break;
> case V4L2_CID_MPEG_VIDEO_MPEG4_LEVEL:
> + ctr->level.mpeg4 = ctrl->val;
> + break;
> case V4L2_CID_MPEG_VIDEO_H264_LEVEL:
> + ctr->level.h264 = ctrl->val;
> + break;
> case V4L2_CID_MPEG_VIDEO_HEVC_LEVEL:
> - ctr->level = ctrl->val;
> + ctr->level.hevc = ctrl->val;
> break;
> case V4L2_CID_MPEG_VIDEO_H264_I_FRAME_QP:
> ctr->h264_i_qp = ctrl->val;

Hi Stanimir,

When I apply this patch on top of my 5.10rc1 tree - (
https://github.com/steev/linux/commits/c630-5.10-rc1... my c630 no
longer boots.  Unfortunately... nothing shows up in the logs, and I have
no idea how to get debug output from the c630. 

-- Steev