[PATCH v3 5/7] media: hantro: postproc: Properly calculate chroma offset

[Jernej Skrabec]

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: Ezequiel Garcia <ezequiel@xxxxxxxxxxxxxxxxxxxx>
Tested-by: Benjamin Gaignard <benjamin.gaignard@xxxxxxxxxxxxx>
Signed-off-by: Jernej Skrabec <jernej.skrabec@xxxxxxxxx>
---
 drivers/staging/media/hantro/hantro_postproc.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/drivers/staging/media/hantro/hantro_postproc.c b/drivers/staging/media/hantro/hantro_postproc.c
index 8933b4af73ed..a0928c508434 100644
--- a/drivers/staging/media/hantro/hantro_postproc.c
+++ b/drivers/staging/media/hantro/hantro_postproc.c
@@ -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);
-- 
2.37.0