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authorAlexandre Courbot <acourbot@chromium.org>2019-06-04 05:37:36 -0400
committerMauro Carvalho Chehab <mchehab+samsung@kernel.org>2019-06-05 15:23:59 -0400
commit0a7ff71e223fbf8d22a6db156a67482c77d5121a (patch)
tree0aa64aac4354e8cc99d50c81fc2342e50b28c2be /drivers/media/platform/mtk-vcodec/mtk_vcodec_enc.c
parent9293e39c5d7ffc2f48bd96c12dc66d396016a084 (diff)
media: mtk-vcodec: constify formats
Formats are read-only internal memory structures, so make them const. Signed-off-by: Alexandre Courbot <acourbot@chromium.org> Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl> Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
Diffstat (limited to 'drivers/media/platform/mtk-vcodec/mtk_vcodec_enc.c')
-rw-r--r--drivers/media/platform/mtk-vcodec/mtk_vcodec_enc.c19
1 files changed, 10 insertions, 9 deletions
diff --git a/drivers/media/platform/mtk-vcodec/mtk_vcodec_enc.c b/drivers/media/platform/mtk-vcodec/mtk_vcodec_enc.c
index c1d010723053..67e8a023ef41 100644
--- a/drivers/media/platform/mtk-vcodec/mtk_vcodec_enc.c
+++ b/drivers/media/platform/mtk-vcodec/mtk_vcodec_enc.c
@@ -24,7 +24,7 @@
static void mtk_venc_worker(struct work_struct *work);
-static struct mtk_video_fmt mtk_video_formats[] = {
+static const struct mtk_video_fmt mtk_video_formats[] = {
{
.fourcc = V4L2_PIX_FMT_NV12M,
.type = MTK_FMT_FRAME,
@@ -153,7 +153,7 @@ static const struct v4l2_ctrl_ops mtk_vcodec_enc_ctrl_ops = {
static int vidioc_enum_fmt(struct v4l2_fmtdesc *f, bool output_queue)
{
- struct mtk_video_fmt *fmt;
+ const struct mtk_video_fmt *fmt;
int i, j = 0;
for (i = 0; i < NUM_FORMATS; ++i) {
@@ -261,9 +261,9 @@ static struct mtk_q_data *mtk_venc_get_q_data(struct mtk_vcodec_ctx *ctx,
return &ctx->q_data[MTK_Q_DATA_DST];
}
-static struct mtk_video_fmt *mtk_venc_find_format(struct v4l2_format *f)
+static const struct mtk_video_fmt *mtk_venc_find_format(struct v4l2_format *f)
{
- struct mtk_video_fmt *fmt;
+ const struct mtk_video_fmt *fmt;
unsigned int k;
for (k = 0; k < NUM_FORMATS; k++) {
@@ -278,7 +278,8 @@ static struct mtk_video_fmt *mtk_venc_find_format(struct v4l2_format *f)
/* V4L2 specification suggests the driver corrects the format struct if any of
* the dimensions is unsupported
*/
-static int vidioc_try_fmt(struct v4l2_format *f, struct mtk_video_fmt *fmt)
+static int vidioc_try_fmt(struct v4l2_format *f,
+ const struct mtk_video_fmt *fmt)
{
struct v4l2_pix_format_mplane *pix_fmt_mp = &f->fmt.pix_mp;
int i;
@@ -414,7 +415,7 @@ static int vidioc_venc_s_fmt_cap(struct file *file, void *priv,
struct vb2_queue *vq;
struct mtk_q_data *q_data;
int i, ret;
- struct mtk_video_fmt *fmt;
+ const struct mtk_video_fmt *fmt;
vq = v4l2_m2m_get_vq(ctx->m2m_ctx, f->type);
if (!vq) {
@@ -476,7 +477,7 @@ static int vidioc_venc_s_fmt_out(struct file *file, void *priv,
struct vb2_queue *vq;
struct mtk_q_data *q_data;
int ret, i;
- struct mtk_video_fmt *fmt;
+ const struct mtk_video_fmt *fmt;
struct v4l2_pix_format_mplane *pix_fmt_mp = &f->fmt.pix_mp;
vq = v4l2_m2m_get_vq(ctx->m2m_ctx, f->type);
@@ -575,7 +576,7 @@ static int vidioc_venc_g_fmt(struct file *file, void *priv,
static int vidioc_try_fmt_vid_cap_mplane(struct file *file, void *priv,
struct v4l2_format *f)
{
- struct mtk_video_fmt *fmt;
+ const struct mtk_video_fmt *fmt;
struct mtk_vcodec_ctx *ctx = fh_to_ctx(priv);
fmt = mtk_venc_find_format(f);
@@ -594,7 +595,7 @@ static int vidioc_try_fmt_vid_cap_mplane(struct file *file, void *priv,
static int vidioc_try_fmt_vid_out_mplane(struct file *file, void *priv,
struct v4l2_format *f)
{
- struct mtk_video_fmt *fmt;
+ const struct mtk_video_fmt *fmt;
fmt = mtk_venc_find_format(f);
if (!fmt) {