diff options
| author | Hans Verkuil <hverkuil-cisco@xs4all.nl> | 2019-08-30 06:26:23 -0300 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab+samsung@kernel.org> | 2019-10-01 16:39:23 -0300 |
| commit | dec555256f2cb61ee94975727ec2d4a8d592ac92 (patch) | |
| tree | aa01a09bfe0ed23ce546b06e3d0a5b791c894598 /drivers/staging/media/sunxi | |
| parent | ae0688f659adb17ae6ae5710c886b20b5406e5c4 (diff) | |
media: cedrus: choose default pixelformat in try_fmt
If an unsupported pixelformat is passed to try_fmt, then pick
the first valid pixelformat instead. This is more standard V4L2
behavior.
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Reviewed-by: Jernej Skrabec <jernej.skrabec@siol.net>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
Diffstat (limited to 'drivers/staging/media/sunxi')
| -rw-r--r-- | drivers/staging/media/sunxi/cedrus/cedrus_video.c | 46 |
1 files changed, 20 insertions, 26 deletions
diff --git a/drivers/staging/media/sunxi/cedrus/cedrus_video.c b/drivers/staging/media/sunxi/cedrus/cedrus_video.c index eeee3efd247b..d69c9bcdb8e2 100644 --- a/drivers/staging/media/sunxi/cedrus/cedrus_video.c +++ b/drivers/staging/media/sunxi/cedrus/cedrus_video.c @@ -62,33 +62,30 @@ static inline struct cedrus_ctx *cedrus_file2ctx(struct file *file) static struct cedrus_format *cedrus_find_format(u32 pixelformat, u32 directions, unsigned int capabilities) { + struct cedrus_format *first_valid_fmt = NULL; struct cedrus_format *fmt; unsigned int i; for (i = 0; i < CEDRUS_FORMATS_COUNT; i++) { fmt = &cedrus_formats[i]; - if (fmt->capabilities && (fmt->capabilities & capabilities) != - fmt->capabilities) + if ((fmt->capabilities & capabilities) != fmt->capabilities || + !(fmt->directions & directions)) continue; - if (fmt->pixelformat == pixelformat && - (fmt->directions & directions) != 0) + if (fmt->pixelformat == pixelformat) break; + + if (!first_valid_fmt) + first_valid_fmt = fmt; } if (i == CEDRUS_FORMATS_COUNT) - return NULL; + return first_valid_fmt; return &cedrus_formats[i]; } -static bool cedrus_check_format(u32 pixelformat, u32 directions, - unsigned int capabilities) -{ - return cedrus_find_format(pixelformat, directions, capabilities); -} - static void cedrus_prepare_format(struct v4l2_pix_format *pix_fmt) { unsigned int width = pix_fmt->width; @@ -252,11 +249,14 @@ static int cedrus_try_fmt_vid_cap(struct file *file, void *priv, struct cedrus_ctx *ctx = cedrus_file2ctx(file); struct cedrus_dev *dev = ctx->dev; struct v4l2_pix_format *pix_fmt = &f->fmt.pix; + struct cedrus_format *fmt = + cedrus_find_format(pix_fmt->pixelformat, CEDRUS_DECODE_DST, + dev->capabilities); - if (!cedrus_check_format(pix_fmt->pixelformat, CEDRUS_DECODE_DST, - dev->capabilities)) + if (!fmt) return -EINVAL; + pix_fmt->pixelformat = fmt->pixelformat; cedrus_prepare_format(pix_fmt); return 0; @@ -268,15 +268,18 @@ static int cedrus_try_fmt_vid_out(struct file *file, void *priv, struct cedrus_ctx *ctx = cedrus_file2ctx(file); struct cedrus_dev *dev = ctx->dev; struct v4l2_pix_format *pix_fmt = &f->fmt.pix; + struct cedrus_format *fmt = + cedrus_find_format(pix_fmt->pixelformat, CEDRUS_DECODE_SRC, + dev->capabilities); - if (!cedrus_check_format(pix_fmt->pixelformat, CEDRUS_DECODE_SRC, - dev->capabilities)) + if (!fmt) return -EINVAL; /* Source image size has to be provided by userspace. */ if (pix_fmt->sizeimage == 0) return -EINVAL; + pix_fmt->pixelformat = fmt->pixelformat; cedrus_prepare_format(pix_fmt); return 0; @@ -364,21 +367,12 @@ static int cedrus_queue_setup(struct vb2_queue *vq, unsigned int *nbufs, struct device *alloc_devs[]) { struct cedrus_ctx *ctx = vb2_get_drv_priv(vq); - struct cedrus_dev *dev = ctx->dev; struct v4l2_pix_format *pix_fmt; - u32 directions; - if (V4L2_TYPE_IS_OUTPUT(vq->type)) { - directions = CEDRUS_DECODE_SRC; + if (V4L2_TYPE_IS_OUTPUT(vq->type)) pix_fmt = &ctx->src_fmt; - } else { - directions = CEDRUS_DECODE_DST; + else pix_fmt = &ctx->dst_fmt; - } - - if (!cedrus_check_format(pix_fmt->pixelformat, directions, - dev->capabilities)) - return -EINVAL; if (*nplanes) { if (sizes[0] < pix_fmt->sizeimage) |