commit e87c1a81f158d6fc7b3346eb88c2d76a044f837d upstream. Add support for MEDIA_BUS_FMT_SRGGB8_1X8 format in rcar-vin by setting format type to RAW8 in VNMC register and appropriately setting the bpp and bytesperline to enable V4L2_PIX_FMT_SRGGB8. Signed-off-by: Lad Prabhakar Reviewed-by: Niklas Söderlund Signed-off-by: Hans Verkuil Signed-off-by: Mauro Carvalho Chehab [PL: manually applied the changes; rvin_parallel_subdevice_attach() updated to handle MEDIA_BUS_FMT_SRGGB8_1X8 format; VNIS_REG is set accordingly in rvin_crop_scale_comp() for V4L2_PIX_FMT_SRGGB8] Signed-off-by: Lad Prabhakar --- drivers/media/platform/rcar-vin/rcar-core.c | 1 + drivers/media/platform/rcar-vin/rcar-dma.c | 9 +++++++++ drivers/media/platform/rcar-vin/rcar-v4l2.c | 4 ++++ 3 files changed, 14 insertions(+) diff --git a/drivers/media/platform/rcar-vin/rcar-core.c b/drivers/media/platform/rcar-vin/rcar-core.c index bd298bbbc48d..79d1a8a730ad 100644 --- a/drivers/media/platform/rcar-vin/rcar-core.c +++ b/drivers/media/platform/rcar-vin/rcar-core.c @@ -447,6 +447,7 @@ static int rvin_parallel_subdevice_attach(struct rvin_dev *vin, case MEDIA_BUS_FMT_UYVY8_2X8: case MEDIA_BUS_FMT_UYVY10_2X10: case MEDIA_BUS_FMT_RGB888_1X24: + case MEDIA_BUS_FMT_SRGGB8_1X8: vin->mbus_code = code.code; vin_dbg(vin, "Found media bus format for %s: %d\n", subdev->name, vin->mbus_code); diff --git a/drivers/media/platform/rcar-vin/rcar-dma.c b/drivers/media/platform/rcar-vin/rcar-dma.c index 5bab9f8159f6..0d56957a54cc 100644 --- a/drivers/media/platform/rcar-vin/rcar-dma.c +++ b/drivers/media/platform/rcar-vin/rcar-dma.c @@ -85,6 +85,7 @@ #define VNMC_INF_YUV8_BT601 (1 << 16) #define VNMC_INF_YUV10_BT656 (2 << 16) #define VNMC_INF_YUV10_BT601 (3 << 16) +#define VNMC_INF_RAW8 (4 << 16) #define VNMC_INF_YUV16 (5 << 16) #define VNMC_INF_RGB888 (6 << 16) #define VNMC_VUP (1 << 10) @@ -599,6 +600,8 @@ void rvin_crop_scale_comp(struct rvin_dev *vin) if (vin->format.pixelformat == V4L2_PIX_FMT_NV16) rvin_write(vin, ALIGN(vin->format.width, 0x20), VNIS_REG); + else if (vin->format.pixelformat == V4L2_PIX_FMT_SRGGB8) + rvin_write(vin, ALIGN(vin->format.width / 2, 0x10), VNIS_REG); else rvin_write(vin, ALIGN(vin->format.width, 0x10), VNIS_REG); } @@ -677,6 +680,9 @@ static int rvin_setup(struct rvin_dev *vin) input_is_yuv = true; break; + case MEDIA_BUS_FMT_SRGGB8_1X8: + vnmc |= VNMC_INF_RAW8; + break; default: break; } @@ -730,6 +736,9 @@ static int rvin_setup(struct rvin_dev *vin) /* Note: not supported on M1 */ dmr = VNDMR_EXRGB; break; + case V4L2_PIX_FMT_SRGGB8: + dmr = 0; + break; default: vin_err(vin, "Invalid pixelformat (0x%x)\n", vin->format.pixelformat); diff --git a/drivers/media/platform/rcar-vin/rcar-v4l2.c b/drivers/media/platform/rcar-vin/rcar-v4l2.c index 1236e6e8228c..c07e57f707ec 100644 --- a/drivers/media/platform/rcar-vin/rcar-v4l2.c +++ b/drivers/media/platform/rcar-vin/rcar-v4l2.c @@ -54,6 +54,10 @@ static const struct rvin_video_format rvin_formats[] = { .fourcc = V4L2_PIX_FMT_XBGR32, .bpp = 4, }, + { + .fourcc = V4L2_PIX_FMT_SRGGB8, + .bpp = 1, + }, }; const struct rvin_video_format *rvin_format_from_pixel(u32 pixelformat) -- 2.17.1