[PATCH v2 19/23] staging: media: tegra-video: tegra20: expand format support with RAW8/10 and YUV422 1X16

Svyatoslav Ryhel
2025-09-06T13:54:34Z

Add support for Bayer formats (RAW8 and RAW10) and YUV422_8 1X16 versions
of existing YUV422_8 2X8.

Signed-off-by: Svyatoslav Ryhel <clamor95@gmail.com>
---
drivers/staging/media/tegra-video/tegra20.c | 72 ++++++++++++++++++++-
1 file changed, 69 insertions(+), 3 deletions(-)

diff --git a/drivers/staging/media/tegra-video/tegra20.c b/drivers/staging/media/tegra-video/tegra20.c
index 3c5bafebfcd8..f9adb0611638 100644
--- a/drivers/staging/media/tegra-video/tegra20.c
+++ b/drivers/staging/media/tegra-video/tegra20.c
@@ -187,6 +187,18 @@ static void tegra20_vi_get_input_formats(struct tegra_vi_channel *chan,
case MEDIA_BUS_FMT_YVYU8_2X8:
(*yuv_input_format) = VI_INPUT_YUV_INPUT_FORMAT_YVYU;
break;
+ /* RAW8 */
+ case MEDIA_BUS_FMT_SBGGR8_1X8:
+ case MEDIA_BUS_FMT_SGBRG8_1X8:
+ case MEDIA_BUS_FMT_SGRBG8_1X8:
+ case MEDIA_BUS_FMT_SRGGB8_1X8:
+ /* RAW10 */
+ case MEDIA_BUS_FMT_SBGGR10_1X10:
+ case MEDIA_BUS_FMT_SGBRG10_1X10:
+ case MEDIA_BUS_FMT_SGRBG10_1X10:
+ case MEDIA_BUS_FMT_SRGGB10_1X10:
+ (*main_input_format) = VI_INPUT_INPUT_FORMAT_BAYER;
+ break;
}
}

@@ -221,6 +233,18 @@ static void tegra20_vi_get_output_formats(struct tegra_vi_channel *chan,
case V4L2_PIX_FMT_YVU420:
(*main_output_format) = VI_OUTPUT_OUTPUT_FORMAT_YUV420PLANAR;
break;
+ /* RAW8 */
+ case V4L2_PIX_FMT_SBGGR8:
+ case V4L2_PIX_FMT_SGBRG8:
+ case V4L2_PIX_FMT_SGRBG8:
+ case V4L2_PIX_FMT_SRGGB8:
+ /* RAW10 */
+ case V4L2_PIX_FMT_SBGGR10:
+ case V4L2_PIX_FMT_SGBRG10:
+ case V4L2_PIX_FMT_SGRBG10:
+ case V4L2_PIX_FMT_SRGGB10:
+ (*main_output_format) = VI_OUTPUT_OUTPUT_FORMAT_VIP_BAYER_DIRECT;
+ break;
}
}

@@ -301,6 +325,16 @@ static void tegra20_channel_queue_setup(struct tegra_vi_channel *chan)
case V4L2_PIX_FMT_VYUY:
case V4L2_PIX_FMT_YUYV:
case V4L2_PIX_FMT_YVYU:
+ /* RAW8 */
+ case V4L2_PIX_FMT_SRGGB8:
+ case V4L2_PIX_FMT_SGRBG8:
+ case V4L2_PIX_FMT_SGBRG8:
+ case V4L2_PIX_FMT_SBGGR8:
+ /* RAW10 */
+ case V4L2_PIX_FMT_SRGGB10:
+ case V4L2_PIX_FMT_SGRBG10:
+ case V4L2_PIX_FMT_SGBRG10:
+ case V4L2_PIX_FMT_SBGGR10:
if (chan->vflip)
chan->start_offset += stride * (height - 1);
if (chan->hflip)
@@ -366,6 +400,19 @@ static void tegra20_channel_vi_buffer_setup(struct tegra_vi_channel *chan,
tegra20_vi_write(chan, TEGRA_VI_VB0_BASE_ADDRESS(TEGRA_VI_OUT_1), base);
tegra20_vi_write(chan, TEGRA_VI_VB0_START_ADDRESS(TEGRA_VI_OUT_1), base + chan->start_offset);
break;
+ /* RAW8 */
+ case V4L2_PIX_FMT_SRGGB8:
+ case V4L2_PIX_FMT_SGRBG8:
+ case V4L2_PIX_FMT_SGBRG8:
+ case V4L2_PIX_FMT_SBGGR8:
+ /* RAW10 */
+ case V4L2_PIX_FMT_SRGGB10:
+ case V4L2_PIX_FMT_SGRBG10:
+ case V4L2_PIX_FMT_SGBRG10:
+ case V4L2_PIX_FMT_SBGGR10:
+ tegra20_vi_write(chan, TEGRA_VI_VB0_BASE_ADDRESS(TEGRA_VI_OUT_2), base);
+ tegra20_vi_write(chan, TEGRA_VI_VB0_START_ADDRESS(TEGRA_VI_OUT_2), base + chan->start_offset);
+ break;
}
}

@@ -447,12 +494,15 @@ static int tegra20_chan_capture_kthread_start(void *data)
static void tegra20_camera_capture_setup(struct tegra_vi_channel *chan)
{
u32 output_fourcc = chan->format.pixelformat;
+ u32 data_type = chan->fmtinfo->img_dt;
int width = chan->format.width;
int height = chan->format.height;
int stride_l = chan->format.bytesperline;
int stride_c = (output_fourcc == V4L2_PIX_FMT_YUV420 ||
output_fourcc == V4L2_PIX_FMT_YVU420) ? 1 : 0;
- enum tegra_vi_out output_channel = TEGRA_VI_OUT_1;
+ enum tegra_vi_out output_channel = (data_type == TEGRA_IMAGE_DT_RAW8 ||
+ data_type == TEGRA_IMAGE_DT_RAW10) ?
+ TEGRA_VI_OUT_2 : TEGRA_VI_OUT_1;
int main_output_format;
int yuv_output_format;

@@ -581,6 +631,20 @@ static const struct tegra_video_format tegra20_video_formats[] = {
TEGRA20_VIDEO_FMT(YUV422_8, 16, YVYU8_2X8, 16, YVYU),
TEGRA20_VIDEO_FMT(YUV422_8, 16, UYVY8_2X8, 12, YUV420),
TEGRA20_VIDEO_FMT(YUV422_8, 16, UYVY8_2X8, 12, YVU420),
+ TEGRA20_VIDEO_FMT(YUV422_8, 16, UYVY8_1X16, 16, UYVY),
+ TEGRA20_VIDEO_FMT(YUV422_8, 16, VYUY8_1X16, 16, VYUY),
+ TEGRA20_VIDEO_FMT(YUV422_8, 16, YUYV8_1X16, 16, YUYV),
+ TEGRA20_VIDEO_FMT(YUV422_8, 16, YVYU8_1X16, 16, YVYU),
+ /* RAW 8 */
+ TEGRA20_VIDEO_FMT(RAW8, 8, SRGGB8_1X8, 16, SRGGB8),
+ TEGRA20_VIDEO_FMT(RAW8, 8, SGRBG8_1X8, 16, SGRBG8),
+ TEGRA20_VIDEO_FMT(RAW8, 8, SGBRG8_1X8, 16, SGBRG8),
+ TEGRA20_VIDEO_FMT(RAW8, 8, SBGGR8_1X8, 16, SBGGR8),
+ /* RAW 10 */
+ TEGRA20_VIDEO_FMT(RAW10, 10, SRGGB10_1X10, 16, SRGGB10),
+ TEGRA20_VIDEO_FMT(RAW10, 10, SGRBG10_1X10, 16, SGRBG10),
+ TEGRA20_VIDEO_FMT(RAW10, 10, SGBRG10_1X10, 16, SGBRG10),
+ TEGRA20_VIDEO_FMT(RAW10, 10, SBGGR10_1X10, 16, SBGGR10),
};

const struct tegra_vi_soc tegra20_vi_soc = {
@@ -607,10 +671,12 @@ const struct tegra_vi_soc tegra20_vi_soc = {
static int tegra20_vip_start_streaming(struct tegra_vip_channel *vip_chan)
{
struct tegra_vi_channel *vi_chan = v4l2_get_subdev_hostdata(&vip_chan->subdev);
+ u32 data_type = vi_chan->fmtinfo->img_dt;
int width = vi_chan->format.width;
int height = vi_chan->format.height;
- enum tegra_vi_out output_channel = TEGRA_VI_OUT_1;
-
+ enum tegra_vi_out output_channel = (data_type == TEGRA_IMAGE_DT_RAW8 ||
+ data_type == TEGRA_IMAGE_DT_RAW10) ?
+ TEGRA_VI_OUT_2 : TEGRA_VI_OUT_1;
unsigned int main_input_format;
unsigned int yuv_input_format;

--
2.48.1