From 1b9ef2744c5e7d68e940794827cc8f035e6460ef Mon Sep 17 00:00:00 2001 From: Benjamin Gaignard Date: Wed, 3 May 2023 09:34:33 +0100 Subject: [PATCH] media: verisilicon: Compute motion vectors size for AV1 frames Compute the additional space required to store motion vectors at the end of the frames buffers. Signed-off-by: Benjamin Gaignard Reviewed-by: Nicolas Dufresne Signed-off-by: Hans Verkuil Signed-off-by: Mauro Carvalho Chehab --- drivers/media/platform/verisilicon/hantro_hw.h | 13 +++++++++++++ drivers/media/platform/verisilicon/hantro_postproc.c | 3 +++ drivers/media/platform/verisilicon/hantro_v4l2.c | 5 +++++ 3 files changed, 21 insertions(+) diff --git a/drivers/media/platform/verisilicon/hantro_hw.h b/drivers/media/platform/verisilicon/hantro_hw.h index e83f0c5..bc61d4e 100644 --- a/drivers/media/platform/verisilicon/hantro_hw.h +++ b/drivers/media/platform/verisilicon/hantro_hw.h @@ -417,6 +417,19 @@ hantro_hevc_mv_size(unsigned int width, unsigned int height) return width * height / 16; } +static inline unsigned short hantro_av1_num_sbs(unsigned short dimension) +{ + return DIV_ROUND_UP(dimension, 64); +} + +static inline size_t +hantro_av1_mv_size(unsigned int width, unsigned int height) +{ + size_t num_sbs = hantro_av1_num_sbs(width) * hantro_av1_num_sbs(height); + + return ALIGN(num_sbs * 384, 16) * 2 + 512; +} + int hantro_g1_mpeg2_dec_run(struct hantro_ctx *ctx); int rockchip_vpu2_mpeg2_dec_run(struct hantro_ctx *ctx); void hantro_mpeg2_dec_copy_qtable(u8 *qtable, diff --git a/drivers/media/platform/verisilicon/hantro_postproc.c b/drivers/media/platform/verisilicon/hantro_postproc.c index 6437423c..bb16af5 100644 --- a/drivers/media/platform/verisilicon/hantro_postproc.c +++ b/drivers/media/platform/verisilicon/hantro_postproc.c @@ -213,6 +213,9 @@ int hantro_postproc_alloc(struct hantro_ctx *ctx) else if (ctx->vpu_src_fmt->fourcc == V4L2_PIX_FMT_HEVC_SLICE) buf_size += hantro_hevc_mv_size(pix_mp.width, pix_mp.height); + else if (ctx->vpu_src_fmt->fourcc == V4L2_PIX_FMT_AV1_FRAME) + buf_size += hantro_av1_mv_size(pix_mp.width, + pix_mp.height); for (i = 0; i < num_buffers; ++i) { struct hantro_aux_buf *priv = &ctx->postproc.dec_q[i]; diff --git a/drivers/media/platform/verisilicon/hantro_v4l2.c b/drivers/media/platform/verisilicon/hantro_v4l2.c index 35035b6..3367aa9 100644 --- a/drivers/media/platform/verisilicon/hantro_v4l2.c +++ b/drivers/media/platform/verisilicon/hantro_v4l2.c @@ -333,6 +333,11 @@ static int hantro_try_fmt(const struct hantro_ctx *ctx, pix_mp->plane_fmt[0].sizeimage += hantro_hevc_mv_size(pix_mp->width, pix_mp->height); + else if (ctx->vpu_src_fmt->fourcc == V4L2_PIX_FMT_AV1_FRAME && + !hantro_needs_postproc(ctx, fmt)) + pix_mp->plane_fmt[0].sizeimage += + hantro_av1_mv_size(pix_mp->width, + pix_mp->height); } else if (!pix_mp->plane_fmt[0].sizeimage) { /* * For coded formats the application can specify -- 2.7.4