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Subject[PATCH 6/7] media: venus: use helper function to check supported codecs
Date
Use the helper function in decoder and encoder find_format
to runtime check supported codecs.

Signed-off-by: Stanimir Varbanov <stanimir.varbanov@linaro.org>
---
drivers/media/platform/qcom/venus/vdec.c | 24 +++++++++++++++++-------
drivers/media/platform/qcom/venus/venc.c | 28 +++++++++++++++++++---------
2 files changed, 36 insertions(+), 16 deletions(-)

diff --git a/drivers/media/platform/qcom/venus/vdec.c b/drivers/media/platform/qcom/venus/vdec.c
index 32a1feb2fe6a..da611a5eb670 100644
--- a/drivers/media/platform/qcom/venus/vdec.c
+++ b/drivers/media/platform/qcom/venus/vdec.c
@@ -102,7 +102,8 @@ static const struct venus_format vdec_formats[] = {
},
};

-static const struct venus_format *find_format(u32 pixfmt, u32 type)
+static const struct venus_format *
+find_format(struct venus_inst *inst, u32 pixfmt, u32 type)
{
const struct venus_format *fmt = vdec_formats;
unsigned int size = ARRAY_SIZE(vdec_formats);
@@ -116,11 +117,15 @@ static const struct venus_format *find_format(u32 pixfmt, u32 type)
if (i == size || fmt[i].type != type)
return NULL;

+ if (type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE &&
+ !venus_helper_check_codec(inst, fmt[i].pixfmt))
+ return NULL;
+
return &fmt[i];
}

static const struct venus_format *
-find_format_by_index(unsigned int index, u32 type)
+find_format_by_index(struct venus_inst *inst, unsigned int index, u32 type)
{
const struct venus_format *fmt = vdec_formats;
unsigned int size = ARRAY_SIZE(vdec_formats);
@@ -140,6 +145,10 @@ find_format_by_index(unsigned int index, u32 type)
if (i == size)
return NULL;

+ if (type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE &&
+ !venus_helper_check_codec(inst, fmt[i].pixfmt))
+ return NULL;
+
return &fmt[i];
}

@@ -154,7 +163,7 @@ vdec_try_fmt_common(struct venus_inst *inst, struct v4l2_format *f)
memset(pfmt[0].reserved, 0, sizeof(pfmt[0].reserved));
memset(pixmp->reserved, 0, sizeof(pixmp->reserved));

- fmt = find_format(pixmp->pixelformat, f->type);
+ fmt = find_format(inst, pixmp->pixelformat, f->type);
if (!fmt) {
if (f->type == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE)
pixmp->pixelformat = V4L2_PIX_FMT_NV12;
@@ -162,7 +171,7 @@ vdec_try_fmt_common(struct venus_inst *inst, struct v4l2_format *f)
pixmp->pixelformat = V4L2_PIX_FMT_H264;
else
return NULL;
- fmt = find_format(pixmp->pixelformat, f->type);
+ fmt = find_format(inst, pixmp->pixelformat, f->type);
pixmp->width = 1280;
pixmp->height = 720;
}
@@ -364,11 +373,12 @@ vdec_querycap(struct file *file, void *fh, struct v4l2_capability *cap)

static int vdec_enum_fmt(struct file *file, void *fh, struct v4l2_fmtdesc *f)
{
+ struct venus_inst *inst = to_inst(file);
const struct venus_format *fmt;

memset(f->reserved, 0, sizeof(f->reserved));

- fmt = find_format_by_index(f->index, f->type);
+ fmt = find_format_by_index(inst, f->index, f->type);
if (!fmt)
return -EINVAL;

@@ -417,10 +427,10 @@ static int vdec_enum_framesizes(struct file *file, void *fh,
struct venus_inst *inst = to_inst(file);
const struct venus_format *fmt;

- fmt = find_format(fsize->pixel_format,
+ fmt = find_format(inst, fsize->pixel_format,
V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE);
if (!fmt) {
- fmt = find_format(fsize->pixel_format,
+ fmt = find_format(inst, fsize->pixel_format,
V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE);
if (!fmt)
return -EINVAL;
diff --git a/drivers/media/platform/qcom/venus/venc.c b/drivers/media/platform/qcom/venus/venc.c
index bcb50d39f88a..9f459024aa07 100644
--- a/drivers/media/platform/qcom/venus/venc.c
+++ b/drivers/media/platform/qcom/venus/venc.c
@@ -91,7 +91,8 @@ static const struct venus_format venc_formats[] = {
},
};

-static const struct venus_format *find_format(u32 pixfmt, u32 type)
+static const struct venus_format *
+find_format(struct venus_inst *inst, u32 pixfmt, u32 type)
{
const struct venus_format *fmt = venc_formats;
unsigned int size = ARRAY_SIZE(venc_formats);
@@ -105,11 +106,15 @@ static const struct venus_format *find_format(u32 pixfmt, u32 type)
if (i == size || fmt[i].type != type)
return NULL;

+ if (type == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE &&
+ !venus_helper_check_codec(inst, fmt[i].pixfmt))
+ return NULL;
+
return &fmt[i];
}

static const struct venus_format *
-find_format_by_index(unsigned int index, u32 type)
+find_format_by_index(struct venus_inst *inst, unsigned int index, u32 type)
{
const struct venus_format *fmt = venc_formats;
unsigned int size = ARRAY_SIZE(venc_formats);
@@ -129,6 +134,10 @@ find_format_by_index(unsigned int index, u32 type)
if (i == size)
return NULL;

+ if (type == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE &&
+ !venus_helper_check_codec(inst, fmt[i].pixfmt))
+ return NULL;
+
return &fmt[i];
}

@@ -246,9 +255,10 @@ venc_querycap(struct file *file, void *fh, struct v4l2_capability *cap)

static int venc_enum_fmt(struct file *file, void *fh, struct v4l2_fmtdesc *f)
{
+ struct venus_inst *inst = to_inst(file);
const struct venus_format *fmt;

- fmt = find_format_by_index(f->index, f->type);
+ fmt = find_format_by_index(inst, f->index, f->type);

memset(f->reserved, 0, sizeof(f->reserved));

@@ -271,7 +281,7 @@ venc_try_fmt_common(struct venus_inst *inst, struct v4l2_format *f)
memset(pfmt[0].reserved, 0, sizeof(pfmt[0].reserved));
memset(pixmp->reserved, 0, sizeof(pixmp->reserved));

- fmt = find_format(pixmp->pixelformat, f->type);
+ fmt = find_format(inst, pixmp->pixelformat, f->type);
if (!fmt) {
if (f->type == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE)
pixmp->pixelformat = V4L2_PIX_FMT_H264;
@@ -279,7 +289,7 @@ venc_try_fmt_common(struct venus_inst *inst, struct v4l2_format *f)
pixmp->pixelformat = V4L2_PIX_FMT_NV12;
else
return NULL;
- fmt = find_format(pixmp->pixelformat, f->type);
+ fmt = find_format(inst, pixmp->pixelformat, f->type);
pixmp->width = 1280;
pixmp->height = 720;
}
@@ -524,10 +534,10 @@ static int venc_enum_framesizes(struct file *file, void *fh,

fsize->type = V4L2_FRMSIZE_TYPE_STEPWISE;

- fmt = find_format(fsize->pixel_format,
+ fmt = find_format(inst, fsize->pixel_format,
V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE);
if (!fmt) {
- fmt = find_format(fsize->pixel_format,
+ fmt = find_format(inst, fsize->pixel_format,
V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE);
if (!fmt)
return -EINVAL;
@@ -554,10 +564,10 @@ static int venc_enum_frameintervals(struct file *file, void *fh,

fival->type = V4L2_FRMIVAL_TYPE_STEPWISE;

- fmt = find_format(fival->pixel_format,
+ fmt = find_format(inst, fival->pixel_format,
V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE);
if (!fmt) {
- fmt = find_format(fival->pixel_format,
+ fmt = find_format(inst, fival->pixel_format,
V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE);
if (!fmt)
return -EINVAL;
--
2.11.0
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