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SubjectRe: [PATCH v9 5/6] media: verisilicon: HEVC: Only propose 10 bits compatible pixels formats


On Mon, Feb 20 2023 at 11:48:48 AM +0100, Benjamin Gaignard
<benjamin.gaignard@collabora.com> wrote:
> When decoding a 10bits bitstreams HEVC driver should only expose
> 10bits pixel formats.
> To fulfill this requirement it is needed to call
> hantro_reset_raw_fmt()
> when bit depth change and to correctly set match_depth in pixel
> formats
> enumeration.
>
> Signed-off-by: Benjamin Gaignard <benjamin.gaignard@collabora.com>
> Reviewed-by: Nicolas Dufresne <nicolas.dufresne@collabora.com>

Reviewed-by: Ezequiel Garcia <ezequiel@vanguardiasur.com.ar>

> ---
> version 9:
> - Fix brackets
>
> drivers/media/platform/verisilicon/hantro_drv.c | 12 +++++++++---
> drivers/media/platform/verisilicon/imx8m_vpu_hw.c | 2 ++
> 2 files changed, 11 insertions(+), 3 deletions(-)
>
> diff --git a/drivers/media/platform/verisilicon/hantro_drv.c
> b/drivers/media/platform/verisilicon/hantro_drv.c
> index c237253803f4..7d452f1afaae 100644
> --- a/drivers/media/platform/verisilicon/hantro_drv.c
> +++ b/drivers/media/platform/verisilicon/hantro_drv.c
> @@ -325,9 +325,15 @@ static int hantro_hevc_s_ctrl(struct v4l2_ctrl
> *ctrl)
> struct hantro_ctx, ctrl_handler);
>
> switch (ctrl->id) {
> - case V4L2_CID_STATELESS_HEVC_SPS:
> - ctx->bit_depth = ctrl->p_new.p_hevc_sps->bit_depth_luma_minus8 + 8;
> - break;
> + case V4L2_CID_STATELESS_HEVC_SPS: {
> + const struct v4l2_ctrl_hevc_sps *sps = ctrl->p_new.p_hevc_sps;
> + int bit_depth = sps->bit_depth_luma_minus8 + 8;
> +
> + if (ctx->bit_depth == bit_depth)
> + return 0;
> +
> + return hantro_reset_raw_fmt(ctx, bit_depth);
> + }
> default:
> return -EINVAL;
> }
> diff --git a/drivers/media/platform/verisilicon/imx8m_vpu_hw.c
> b/drivers/media/platform/verisilicon/imx8m_vpu_hw.c
> index b390228fd3b4..f850d8bddef6 100644
> --- a/drivers/media/platform/verisilicon/imx8m_vpu_hw.c
> +++ b/drivers/media/platform/verisilicon/imx8m_vpu_hw.c
> @@ -152,6 +152,7 @@ static const struct hantro_fmt
> imx8m_vpu_g2_postproc_fmts[] = {
> {
> .fourcc = V4L2_PIX_FMT_NV12,
> .codec_mode = HANTRO_MODE_NONE,
> + .match_depth = true,
> .postprocessed = true,
> .frmsize = {
> .min_width = FMT_MIN_WIDTH,
> @@ -165,6 +166,7 @@ static const struct hantro_fmt
> imx8m_vpu_g2_postproc_fmts[] = {
> {
> .fourcc = V4L2_PIX_FMT_P010,
> .codec_mode = HANTRO_MODE_NONE,
> + .match_depth = true,
> .postprocessed = true,
> .frmsize = {
> .min_width = FMT_MIN_WIDTH,
> --
> 2.34.1
>


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