VIDIOC_TRY_FMT would incorrectly return bytesperline * height,
instead of width * height * 3 / 2.
Signed-off-by: Philipp Zabel <p.za...@pengutronix.de>
---
drivers/media/platform/coda.c | 10 +++-------
1 file changed, 3 insertions(+), 7 deletions(-)
diff --git a/drivers/media/platform/coda.c b/drivers/media/platform/coda.c
index de66579..cdb2ead 100644
--- a/drivers/media/platform/coda.c
+++ b/drivers/media/platform/coda.c
@@ -408,8 +408,8 @@ static int vidioc_try_fmt(struct coda_dev *dev, struct
v4l2_format *f)
W_ALIGN, &f->fmt.pix.height,
MIN_H, MAX_H, H_ALIGN, S_ALIGN);
f->fmt.pix.bytesperline = round_up(f->fmt.pix.width, 2);
- f->fmt.pix.sizeimage = f->fmt.pix.height *
- f->fmt.pix.bytesperline;
+ f->fmt.pix.sizeimage = f->fmt.pix.width *
+ f->fmt.pix.height * 3 / 2;
} else { /*encoded formats h.264/mpeg4 */
f->fmt.pix.bytesperline = 0;
f->fmt.pix.sizeimage = CODA_MAX_FRAME_SIZE;
@@ -493,11 +493,7 @@ static int vidioc_s_fmt(struct coda_ctx *ctx, struct
v4l2_format *f)
q_data->fmt = find_format(ctx->dev, f);
q_data->width = f->fmt.pix.width;
q_data->height = f->fmt.pix.height;
- if (q_data->fmt->fourcc == V4L2_PIX_FMT_YUV420) {
- q_data->sizeimage = q_data->width * q_data->height * 3 / 2;
- } else { /* encoded format h.264/mpeg-4 */
- q_data->sizeimage = CODA_MAX_FRAME_SIZE;
- }
+ q_data->sizeimage = f->fmt.pix.sizeimage;
v4l2_dbg(1, coda_debug, &ctx->dev->v4l2_dev,
"Setting format for type %d, wxh: %dx%d, fmt: %d\n",
--
1.7.10.4
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