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SubjectRe: [PATCH] hantro: Fix RK3399 H.264 format advertising
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Hi Ezequiel,

Le mercredi 29 juin 2022 à 16:56 -0300, Ezequiel Garcia a écrit :
> Commit 1f82f2df523cb ("media: hantro: Enable H.264 on Rockchip VDPU2")
> enabled H.264 on some SoCs with VDPU2 cores. This had the side-effect
> of exposing H.264 coded format as supported on RK3399.
>
> Fix this and clarify how the codec is explicitly disabled on RK399 on

RK399 -> RK3399

> this driver.
>
> Fixes: 1f82f2df523cb ("media: hantro: Enable H.264 on Rockchip VDPU2")
> Signed-off-by: Ezequiel Garcia <ezequiel@vanguardiasur.com.ar>

Thanks for fixing this. The bogus format (without associated controls) is not
gone. With the right video node value:

v4l2-ctl -D -dN --list-formats-out

Tested-By: Nicolas Dufresne <nicolas.dufresne@collabora.com>

> ---
> .../staging/media/hantro/rockchip_vpu_hw.c | 60 ++++++++++++++++---
> 1 file changed, 53 insertions(+), 7 deletions(-)
>
> diff --git a/drivers/staging/media/hantro/rockchip_vpu_hw.c b/drivers/staging/media/hantro/rockchip_vpu_hw.c
> index 098486b9ec27..26e16b5a6a70 100644
> --- a/drivers/staging/media/hantro/rockchip_vpu_hw.c
> +++ b/drivers/staging/media/hantro/rockchip_vpu_hw.c
> @@ -182,7 +182,7 @@ static const struct hantro_fmt rk3288_vpu_dec_fmts[] = {
> },
> };
>
> -static const struct hantro_fmt rk3399_vpu_dec_fmts[] = {
> +static const struct hantro_fmt rockchip_vdpu2_dec_fmts[] = {
> {
> .fourcc = V4L2_PIX_FMT_NV12,
> .codec_mode = HANTRO_MODE_NONE,
> @@ -236,6 +236,47 @@ static const struct hantro_fmt rk3399_vpu_dec_fmts[] = {
> },
> };
>
> +static const struct hantro_fmt rk3399_vpu_dec_fmts[] = {
> + {
> + .fourcc = V4L2_PIX_FMT_NV12,
> + .codec_mode = HANTRO_MODE_NONE,
> + .frmsize = {
> + .min_width = FMT_MIN_WIDTH,
> + .max_width = FMT_FHD_WIDTH,
> + .step_width = MB_DIM,
> + .min_height = FMT_MIN_HEIGHT,
> + .max_height = FMT_FHD_HEIGHT,
> + .step_height = MB_DIM,
> + },
> + },
> + {
> + .fourcc = V4L2_PIX_FMT_MPEG2_SLICE,
> + .codec_mode = HANTRO_MODE_MPEG2_DEC,
> + .max_depth = 2,
> + .frmsize = {
> + .min_width = FMT_MIN_WIDTH,
> + .max_width = FMT_FHD_WIDTH,
> + .step_width = MB_DIM,
> + .min_height = FMT_MIN_HEIGHT,
> + .max_height = FMT_FHD_HEIGHT,
> + .step_height = MB_DIM,
> + },
> + },
> + {
> + .fourcc = V4L2_PIX_FMT_VP8_FRAME,
> + .codec_mode = HANTRO_MODE_VP8_DEC,
> + .max_depth = 2,
> + .frmsize = {
> + .min_width = FMT_MIN_WIDTH,
> + .max_width = FMT_UHD_WIDTH,
> + .step_width = MB_DIM,
> + .min_height = FMT_MIN_HEIGHT,
> + .max_height = FMT_UHD_HEIGHT,
> + .step_height = MB_DIM,
> + },
> + },
> +};
> +
> static irqreturn_t rockchip_vpu1_vepu_irq(int irq, void *dev_id)
> {
> struct hantro_dev *vpu = dev_id;
> @@ -548,8 +589,8 @@ const struct hantro_variant rk3288_vpu_variant = {
>
> const struct hantro_variant rk3328_vpu_variant = {
> .dec_offset = 0x400,
> - .dec_fmts = rk3399_vpu_dec_fmts,
> - .num_dec_fmts = ARRAY_SIZE(rk3399_vpu_dec_fmts),
> + .dec_fmts = rockchip_vdpu2_dec_fmts,
> + .num_dec_fmts = ARRAY_SIZE(rockchip_vdpu2_dec_fmts),
> .codec = HANTRO_MPEG2_DECODER | HANTRO_VP8_DECODER |
> HANTRO_H264_DECODER,
> .codec_ops = rk3399_vpu_codec_ops,
> @@ -560,6 +601,11 @@ const struct hantro_variant rk3328_vpu_variant = {
> .num_clocks = ARRAY_SIZE(rockchip_vpu_clk_names),
> };
>
> +/*
> + * H.264 decoding explicitly disabled in RK3399.
> + * This ensures userspace applications use the Rockchip VDEC core,
> + * which has better performance.
> + */
> const struct hantro_variant rk3399_vpu_variant = {
> .enc_offset = 0x0,
> .enc_fmts = rockchip_vpu_enc_fmts,
> @@ -579,8 +625,8 @@ const struct hantro_variant rk3399_vpu_variant = {
>
> const struct hantro_variant rk3568_vpu_variant = {
> .dec_offset = 0x400,
> - .dec_fmts = rk3399_vpu_dec_fmts,
> - .num_dec_fmts = ARRAY_SIZE(rk3399_vpu_dec_fmts),
> + .dec_fmts = rockchip_vdpu2_dec_fmts,
> + .num_dec_fmts = ARRAY_SIZE(rockchip_vdpu2_dec_fmts),
> .codec = HANTRO_MPEG2_DECODER |
> HANTRO_VP8_DECODER | HANTRO_H264_DECODER,
> .codec_ops = rk3399_vpu_codec_ops,
> @@ -596,8 +642,8 @@ const struct hantro_variant px30_vpu_variant = {
> .enc_fmts = rockchip_vpu_enc_fmts,
> .num_enc_fmts = ARRAY_SIZE(rockchip_vpu_enc_fmts),
> .dec_offset = 0x400,
> - .dec_fmts = rk3399_vpu_dec_fmts,
> - .num_dec_fmts = ARRAY_SIZE(rk3399_vpu_dec_fmts),
> + .dec_fmts = rockchip_vdpu2_dec_fmts,
> + .num_dec_fmts = ARRAY_SIZE(rockchip_vdpu2_dec_fmts),
> .codec = HANTRO_JPEG_ENCODER | HANTRO_MPEG2_DECODER |
> HANTRO_VP8_DECODER | HANTRO_H264_DECODER,
> .codec_ops = rk3399_vpu_codec_ops,

And code looks good (just found a small commit message typo).

Reviewed-by: Nicolas Dufresne <nicolas.dufresne@collabora.com>

regards,
Nicolas


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