target/linux/bcm27xx/patches-6.1/950-0888-v4l2-Add-pisp-compression-format-support-to-v4l2.patch

   1 From 3a419974ba02d32795a5ecfaf3c020f23173b6a1 Mon Sep 17 00:00:00 2001
   2 From: Naushir Patuck <naush@raspberrypi.com>
   3 Date: Tue, 14 Feb 2023 20:58:59 +0000
   4 Subject: [PATCH] v4l2: Add pisp compression format support to v4l2
   5
   6 Signed-off-by: Naushir Patuck <naush@raspberrypi.com>
   7 ---
   8  drivers/media/v4l2-core/v4l2-ioctl.c  | 12 ++++++++----
   9  include/uapi/linux/media-bus-format.h | 14 ++++++++++++++
  10  include/uapi/linux/videodev2.h        | 12 ++++++++----
  11  3 files changed, 30 insertions(+), 8 deletions(-)
  12
  13 --- a/drivers/media/v4l2-core/v4l2-ioctl.c
  14 +++ b/drivers/media/v4l2-core/v4l2-ioctl.c
  15 @@ -1507,10 +1507,14 @@ static void v4l_fill_fmtdesc(struct v4l2
  16                 case V4L2_PIX_FMT_QC08C:        descr = "QCOM Compressed 8-bit Format"; break;
  17                 case V4L2_PIX_FMT_QC10C:        descr = "QCOM Compressed 10-bit Format"; break;
  18                 case V4L2_PIX_FMT_RPI_BE: descr = "PiSP Opaque Format"; break;
  19 -               case V4L2_PIX_FMT_PISP_COMP_RGGB:
  20 -               case V4L2_PIX_FMT_PISP_COMP_GRBG:
  21 -               case V4L2_PIX_FMT_PISP_COMP_GBRG:
  22 -               case V4L2_PIX_FMT_PISP_COMP_BGGR: descr = "PiSP Bayer Compressed Format"; break;
  23 +               case V4L2_PIX_FMT_PISP_COMP1_RGGB:
  24 +               case V4L2_PIX_FMT_PISP_COMP1_GRBG:
  25 +               case V4L2_PIX_FMT_PISP_COMP1_GBRG:
  26 +               case V4L2_PIX_FMT_PISP_COMP1_BGGR: descr = "PiSP Bayer Comp 1"; break;
  27 +               case V4L2_PIX_FMT_PISP_COMP2_RGGB:
  28 +               case V4L2_PIX_FMT_PISP_COMP2_GRBG:
  29 +               case V4L2_PIX_FMT_PISP_COMP2_GBRG:
  30 +               case V4L2_PIX_FMT_PISP_COMP2_BGGR: descr = "PiSP Bayer Comp 2"; break;
  31                 default:
  32                         if (fmt->description[0])
  33                                 return;
  34 --- a/include/uapi/linux/media-bus-format.h
  35 +++ b/include/uapi/linux/media-bus-format.h
  36 @@ -175,4 +175,18 @@
  37  /* Sensor ancillary metadata formats - next is 0x7002 */
  38  #define MEDIA_BUS_FMT_SENSOR_DATA              0x7002
  39
  40 +/* PiSP Formats */
  41 +#define MEDIA_BUS_FMT_PISP_COMP1_RGGB          0x8001
  42 +#define MEDIA_BUS_FMT_PISP_COMP1_GRBG          0x8002
  43 +#define MEDIA_BUS_FMT_PISP_COMP1_GBRG          0x8003
  44 +#define MEDIA_BUS_FMT_PISP_COMP1_BGGR          0x8004
  45 +#define MEDIA_BUS_FMT_PISP_COMP2_RGGB          0x8005
  46 +#define MEDIA_BUS_FMT_PISP_COMP2_GRBG          0x8006
  47 +#define MEDIA_BUS_FMT_PISP_COMP2_GBRG          0x8007
  48 +#define MEDIA_BUS_FMT_PISP_COMP2_BGGR          0x8008
  49 +
  50 +#define MEDIA_BUS_FMT_PISP_FE_CONFIG           0x8100
  51 +#define MEDIA_BUS_FMT_PISP_FE_STATS            0x8101
  52 +#define MEDIA_BUS_FMT_PISP_BE_CONFIG           0x8200
  53 +
  54  #endif /* __LINUX_MEDIA_BUS_FORMAT_H */
  55 --- a/include/uapi/linux/videodev2.h
  56 +++ b/include/uapi/linux/videodev2.h
  57 @@ -795,10 +795,14 @@ struct v4l2_pix_format {
  58
  59  /* The pixel format for all our buffers (the precise format is found in the config buffer). */
  60  #define V4L2_PIX_FMT_RPI_BE            v4l2_fourcc('R', 'P', 'B', 'P')
  61 -#define V4L2_PIX_FMT_PISP_COMP_RGGB    v4l2_fourcc('P', 'C', 'R', 'G')
  62 -#define V4L2_PIX_FMT_PISP_COMP_GRBG    v4l2_fourcc('P', 'C', 'G', 'R')
  63 -#define V4L2_PIX_FMT_PISP_COMP_GBRG    v4l2_fourcc('P', 'C', 'G', 'B')
  64 -#define V4L2_PIX_FMT_PISP_COMP_BGGR    v4l2_fourcc('P', 'C', 'B', 'G')
  65 +#define V4L2_PIX_FMT_PISP_COMP1_RGGB   v4l2_fourcc('P', 'C', '1', 'R')
  66 +#define V4L2_PIX_FMT_PISP_COMP1_GRBG   v4l2_fourcc('P', 'C', '1', 'G')
  67 +#define V4L2_PIX_FMT_PISP_COMP1_GBRG   v4l2_fourcc('P', 'C', '1', 'g')
  68 +#define V4L2_PIX_FMT_PISP_COMP1_BGGR   v4l2_fourcc('P', 'C', '1', 'B')
  69 +#define V4L2_PIX_FMT_PISP_COMP2_RGGB   v4l2_fourcc('P', 'C', '2', 'R')
  70 +#define V4L2_PIX_FMT_PISP_COMP2_GRBG   v4l2_fourcc('P', 'C', '2', 'G')
  71 +#define V4L2_PIX_FMT_PISP_COMP2_GBRG   v4l2_fourcc('P', 'C', '2', 'g')
  72 +#define V4L2_PIX_FMT_PISP_COMP2_BGGR   v4l2_fourcc('P', 'C', '2', 'B')
  73
  74  /* SDR formats - used only for Software Defined Radio devices */
  75  #define V4L2_SDR_FMT_CU8          v4l2_fourcc('C', 'U', '0', '8') /* IQ u8 */