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Subject[PATCH v2 5/7] media: hantro: postproc: Properly calculate chroma offset
Date
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.

Signed-off-by: Jernej Skrabec <jernej.skrabec@gmail.com>
---
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);
--
2.36.1
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