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media: Revert "media: mtk-vcodec: Remove extra area allocation in an input buffer on encoding"

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This reverts commit 3192b2ca79.

There are indications that this patch causes problems on some
platforms due to some hardware prefetch. Reverting this patch
for now until this is better understood.

Reported-by: Tomasz Figa <tfiga@chromium.org>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab@kernel.org>
This commit is contained in:
Hans Verkuil 2019-11-10 14:30:18 +01:00 committed by Mauro Carvalho Chehab
parent a2cbf80a84
commit dca6b3733a
1 changed files with 6 additions and 3 deletions
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9
drivers/media/platform/mtk-vcodec/mtk_vcodec_enc.c
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@ -332,12 +332,14 @@ static int vidioc_try_fmt(struct v4l2_format *f,
pix_fmt_mp->num_planes = fmt->num_planes;
pix_fmt_mp->plane_fmt[0].sizeimage =
pix_fmt_mp->width * pix_fmt_mp->height;
pix_fmt_mp->width * pix_fmt_mp->height +
((ALIGN(pix_fmt_mp->width, 16) * 2) * 16);
pix_fmt_mp->plane_fmt[0].bytesperline = pix_fmt_mp->width;
if (pix_fmt_mp->num_planes == 2) {
pix_fmt_mp->plane_fmt[1].sizeimage =
(pix_fmt_mp->width * pix_fmt_mp->height) / 2;
(pix_fmt_mp->width * pix_fmt_mp->height) / 2 +
(ALIGN(pix_fmt_mp->width, 16) * 16);
pix_fmt_mp->plane_fmt[2].sizeimage = 0;
pix_fmt_mp->plane_fmt[1].bytesperline =
pix_fmt_mp->width;
@ -345,7 +347,8 @@ static int vidioc_try_fmt(struct v4l2_format *f,
} else if (pix_fmt_mp->num_planes == 3) {
pix_fmt_mp->plane_fmt[1].sizeimage =
pix_fmt_mp->plane_fmt[2].sizeimage =
(pix_fmt_mp->width * pix_fmt_mp->height) / 4;
(pix_fmt_mp->width * pix_fmt_mp->height) / 4 +
((ALIGN(pix_fmt_mp->width, 16) / 2) * 16);
pix_fmt_mp->plane_fmt[1].bytesperline =
pix_fmt_mp->plane_fmt[2].bytesperline =
pix_fmt_mp->width / 2;