target/linux/bcm27xx/patches-6.1/950-0869-V4L2-Add-PiSP-compressed-formats-to-V4L2.patch

   1 From 01f31f4145d49a30eb553c65ea755dde8dba1de0 Mon Sep 17 00:00:00 2001
   2 From: Naushir Patuck <naush@raspberrypi.com>
   3 Date: Wed, 2 Mar 2022 16:10:50 +0000
   4 Subject: [PATCH] V4L2: Add PiSP compressed formats to V4L2
   5
   6 Signed-off-by: Naushir Patuck <naush@raspberrypi.com>
   7 ---
   8  drivers/media/v4l2-core/v4l2-ioctl.c | 4 ++++
   9  include/uapi/linux/videodev2.h       | 6 +++++-
  10  2 files changed, 9 insertions(+), 1 deletion(-)
  11
  12 --- a/drivers/media/v4l2-core/v4l2-ioctl.c
  13 +++ b/drivers/media/v4l2-core/v4l2-ioctl.c
  14 @@ -1507,6 +1507,10 @@ static void v4l_fill_fmtdesc(struct v4l2
  15                 case V4L2_PIX_FMT_QC08C:        descr = "QCOM Compressed 8-bit Format"; break;
  16                 case V4L2_PIX_FMT_QC10C:        descr = "QCOM Compressed 10-bit Format"; break;
  17                 case V4L2_PIX_FMT_RPI_BE: descr = "PiSP Opaque Format"; break;
  18 +               case V4L2_PIX_FMT_PISP_COMP_RGGB:
  19 +               case V4L2_PIX_FMT_PISP_COMP_GRBG:
  20 +               case V4L2_PIX_FMT_PISP_COMP_GBRG:
  21 +               case V4L2_PIX_FMT_PISP_COMP_BGGR: descr = "PiSP Bayer Compressed Format"; break;
  22                 default:
  23                         if (fmt->description[0])
  24                                 return;
  25 --- a/include/uapi/linux/videodev2.h
  26 +++ b/include/uapi/linux/videodev2.h
  27 @@ -794,7 +794,11 @@ struct v4l2_pix_format {
  28  #define V4L2_PIX_FMT_IPU3_SRGGB10      v4l2_fourcc('i', 'p', '3', 'r') /* IPU3 packed 10-bit RGGB bayer */
  29
  30  /* The pixel format for all our buffers (the precise format is found in the config buffer). */
  31 -#define V4L2_PIX_FMT_RPI_BE v4l2_fourcc('R', 'P', 'B', 'P')
  32 +#define V4L2_PIX_FMT_RPI_BE            v4l2_fourcc('R', 'P', 'B', 'P')
  33 +#define V4L2_PIX_FMT_PISP_COMP_RGGB    v4l2_fourcc('P', 'C', 'R', 'G')
  34 +#define V4L2_PIX_FMT_PISP_COMP_GRBG    v4l2_fourcc('P', 'C', 'G', 'R')
  35 +#define V4L2_PIX_FMT_PISP_COMP_GBRG    v4l2_fourcc('P', 'C', 'G', 'B')
  36 +#define V4L2_PIX_FMT_PISP_COMP_BGGR    v4l2_fourcc('P', 'C', 'B', 'G')
  37
  38  /* SDR formats - used only for Software Defined Radio devices */
  39  #define V4L2_SDR_FMT_CU8          v4l2_fourcc('C', 'U', '0', '8') /* IQ u8 */