target/linux/bcm27xx/patches-6.1/950-0199-staging-bcm2835-camera-Add-greyworld-AWB-mode.patch

   1 From 823f5a2811ec0e45e4392f40c363714fc12d4d98 Mon Sep 17 00:00:00 2001
   2 From: Dave Stevenson <dave.stevenson@raspberrypi.org>
   3 Date: Fri, 6 Sep 2019 15:13:06 +0100
   4 Subject: [PATCH] staging: bcm2835-camera: Add greyworld AWB mode
   5
   6 This is mainly used for the NoIR camera which has no IR
   7 filter and can completely confuse normal AWB presets.
   8
   9 Signed-off-by: Dave Stevenson <dave.stevenson@raspberrypi.org>
  10 ---
  11  drivers/staging/vc04_services/bcm2835-camera/controls.c    | 4 ++++
  12  drivers/staging/vc04_services/vchiq-mmal/mmal-parameters.h | 1 +
  13  2 files changed, 5 insertions(+)
  14
  15 --- a/drivers/staging/vc04_services/bcm2835-camera/controls.c
  16 +++ b/drivers/staging/vc04_services/bcm2835-camera/controls.c
  17 @@ -468,6 +468,10 @@ static int ctrl_set_awb_mode(struct bcm2
  18         case V4L2_WHITE_BALANCE_SHADE:
  19                 u32_value = MMAL_PARAM_AWBMODE_SHADE;
  20                 break;
  21 +
  22 +       case V4L2_WHITE_BALANCE_GREYWORLD:
  23 +               u32_value = MMAL_PARAM_AWBMODE_GREYWORLD;
  24 +               break;
  25         }
  26
  27         return vchiq_mmal_port_parameter_set(dev->instance, control,
  28 --- a/drivers/staging/vc04_services/vchiq-mmal/mmal-parameters.h
  29 +++ b/drivers/staging/vc04_services/vchiq-mmal/mmal-parameters.h
  30 @@ -310,6 +310,7 @@ enum mmal_parameter_awbmode {
  31         MMAL_PARAM_AWBMODE_INCANDESCENT,
  32         MMAL_PARAM_AWBMODE_FLASH,
  33         MMAL_PARAM_AWBMODE_HORIZON,
  34 +       MMAL_PARAM_AWBMODE_GREYWORLD,
  35  };
  36
  37  enum mmal_parameter_imagefx {