Commit 62d1c353 authored by Jernej Skrabec's avatar Jernej Skrabec Committed by Mauro Carvalho Chehab
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media: hantro: postproc: Properly calculate chroma offset 



Currently chroma offset calculation assumes only 1 byte per luma, with
no consideration for stride.

Take necessary information from destination pixel format which makes
calculation completely universal.

Reviewed-by: default avatarEzequiel Garcia <ezequiel@vanguardiasur.com.ar>
Tested-by: default avatarBenjamin Gaignard <benjamin.gaignard@collabora.com>
Signed-off-by: default avatarJernej Skrabec <jernej.skrabec@gmail.com>
Signed-off-by: default avatarHans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: default avatarMauro Carvalho Chehab <mchehab@kernel.org>
parent 4dc1fc71

drivers/staging/media/hantro/hantro_postproc.c

+3 −1
Original line number Diff line number Diff line
@@ -113,12 +113,14 @@ static void hantro_postproc_g2_enable(struct hantro_ctx *ctx) 
{

	struct hantro_dev *vpu = ctx->dev;

	struct vb2_v4l2_buffer *dst_buf;

	size_t chroma_offset = ctx->dst_fmt.width * ctx->dst_fmt.height;

	int down_scale = down_scale_factor(ctx);

	size_t chroma_offset;

	dma_addr_t dst_dma;



	dst_buf = hantro_get_dst_buf(ctx);

	dst_dma = vb2_dma_contig_plane_dma_addr(&dst_buf->vb2_buf, 0);

	chroma_offset = ctx->dst_fmt.plane_fmt[0].bytesperline *

			ctx->dst_fmt.height;



	if (down_scale) {

		hantro_reg_write(vpu, &g2_down_scale_e, 1);