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| author |   Niklas Söderlund <niklas.soderlund+renesas@ragnatech.se> | 2019-10-13 21:16:15 -0300 |
|---|---|---|
| committer |   Mauro Carvalho Chehab <mchehab@kernel.org> | 2019-11-05 08:53:16 -0300 |
| commit | 9b744a3ec812fd3ef0364f3cb397ed89302c7957 (patch) | |
| tree | a751a49406e228aab22b65cacd24bf51f50db8ef /drivers/media/platform/rcar-vin/rcar-dma.c | |
| parent | media: rcar-vin: Define which hardware supports NV12 (diff) | |
| download | linux-dev-9b744a3ec812fd3ef0364f3cb397ed89302c7957.tar.xz linux-dev-9b744a3ec812fd3ef0364f3cb397ed89302c7957.zip | |
media: rcar-vin: Add support for outputting NV12
Most Gen3 boards can output frames in NV12 format, add support for this
with a runtime check that the running hardware supports it.
Signed-off-by: Niklas Söderlund <niklas.soderlund+renesas@ragnatech.se>
Reviewed-by: Simon Horman <horms+renesas@verge.net.au>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab@kernel.org>
Diffstat (limited to 'drivers/media/platform/rcar-vin/rcar-dma.c')
| -rw-r--r-- | drivers/media/platform/rcar-vin/rcar-dma.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/drivers/media/platform/rcar-vin/rcar-dma.c b/drivers/media/platform/rcar-vin/rcar-dma.c index af4f774149f0..cf9029efeb04 100644 --- a/drivers/media/platform/rcar-vin/rcar-dma.c +++ b/drivers/media/platform/rcar-vin/rcar-dma.c @@ -118,6 +118,7 @@ #define VNDMR_ABIT (1 << 2) #define VNDMR_DTMD_YCSEP (1 << 1) #define VNDMR_DTMD_ARGB (1 << 0) +#define VNDMR_DTMD_YCSEP_420 (3 << 0) /* Video n Data Mode Register 2 bits */ #define VNDMR2_VPS (1 << 30) @@ -701,11 +702,13 @@ static int rvin_setup(struct rvin_dev *vin) * Output format */ switch (vin->format.pixelformat) { + case V4L2_PIX_FMT_NV12: case V4L2_PIX_FMT_NV16: rvin_write(vin, ALIGN(vin->format.bytesperline * vin->format.height, 0x80), VNUVAOF_REG); - dmr = VNDMR_DTMD_YCSEP; + dmr = vin->format.pixelformat == V4L2_PIX_FMT_NV12 ? + VNDMR_DTMD_YCSEP_420 : VNDMR_DTMD_YCSEP; output_is_yuv = true; break; case V4L2_PIX_FMT_YUYV: |