Re: [PATCH v3] media: hantro: HEVC: unconditionnaly set pps_{cb/cr}_qp_offset values

From: Ezequiel Garcia
Date: Tue May 03 2022 - 10:49:26 EST


On Tue, May 03, 2022 at 03:55:29PM +0200, Benjamin Gaignard wrote:
> Always set pps_cb_qp_offset and pps_cr_qp_offset values in Hantro/G2
> register whatever is V4L2_HEVC_PPS_FLAG_PPS_SLICE_CHROMA_QP_OFFSETS_PRESENT
> flag value.
> The vendor code does the case to set these values.
> This fix conformance test CAINIT_G_SHARP_3.
>

Another silly nitpick: s/fix/fixes.

> Fluster HEVC score is increase by one with this patch.
>
> Signed-off-by: Benjamin Gaignard <benjamin.gaignard@xxxxxxxxxxxxx>
> ---
> drivers/staging/media/hantro/hantro_g2_hevc_dec.c | 9 ++-------
> 1 file changed, 2 insertions(+), 7 deletions(-)
>
> diff --git a/drivers/staging/media/hantro/hantro_g2_hevc_dec.c b/drivers/staging/media/hantro/hantro_g2_hevc_dec.c
> index 6deb31b7b993..503f4b028bc5 100644
> --- a/drivers/staging/media/hantro/hantro_g2_hevc_dec.c
> +++ b/drivers/staging/media/hantro/hantro_g2_hevc_dec.c
> @@ -194,13 +194,8 @@ static void set_params(struct hantro_ctx *ctx)
> hantro_reg_write(vpu, &g2_max_cu_qpd_depth, 0);
> }
>
> - if (pps->flags & V4L2_HEVC_PPS_FLAG_PPS_SLICE_CHROMA_QP_OFFSETS_PRESENT) {
> - hantro_reg_write(vpu, &g2_cb_qp_offset, pps->pps_cb_qp_offset);
> - hantro_reg_write(vpu, &g2_cr_qp_offset, pps->pps_cr_qp_offset);
> - } else {
> - hantro_reg_write(vpu, &g2_cb_qp_offset, 0);
> - hantro_reg_write(vpu, &g2_cr_qp_offset, 0);
> - }
> + hantro_reg_write(vpu, &g2_cb_qp_offset, pps->pps_cb_qp_offset);
> + hantro_reg_write(vpu, &g2_cr_qp_offset, pps->pps_cr_qp_offset);
>
> hantro_reg_write(vpu, &g2_filt_offset_beta, pps->pps_beta_offset_div2);
> hantro_reg_write(vpu, &g2_filt_offset_tc, pps->pps_tc_offset_div2);
> --
> 2.32.0
>