target/linux/bcm27xx/patches-5.15/950-0278-media-i2c-tc358743-Only-allow-supported-pixel-fmts-i.patch

   1 From fcdf09ccef256160d3d87a49a900fabff20286a4 Mon Sep 17 00:00:00 2001
   2 From: Dave Stevenson <dave.stevenson@raspberrypi.com>
   3 Date: Fri, 10 Jul 2020 12:40:50 +0100
   4 Subject: [PATCH] media: i2c: tc358743: Only allow supported pixel fmts
   5  in set_fmt
   6
   7 Fix commit "media: tc358743: Return an appropriate colorspace from
   8 tc358743_set_fmt" to ensure that the format passed in to set_fmt
   9 is checked to be valid, and reset to the current format if not.
  10
  11 Signed-off-by: Dave Stevenson <dave.stevenson@raspberrypi.com>
  12 ---
  13  drivers/media/i2c/tc358743.c | 6 ++++--
  14  1 file changed, 4 insertions(+), 2 deletions(-)
  15
  16 --- a/drivers/media/i2c/tc358743.c
  17 +++ b/drivers/media/i2c/tc358743.c
  18 @@ -1731,8 +1731,10 @@ static int tc358743_set_fmt(struct v4l2_
  19         u32 code = format->format.code; /* is overwritten by get_fmt */
  20         int ret = tc358743_get_fmt(sd, sd_state, format);
  21
  22 -       format->format.code = code;
  23 -       format->format.colorspace = tc358743_g_colorspace(code);
  24 +       if (code == MEDIA_BUS_FMT_RGB888_1X24 ||
  25 +           code == MEDIA_BUS_FMT_UYVY8_1X16)
  26 +               format->format.code = code;
  27 +       format->format.colorspace = tc358743_g_colorspace(format->format.code);
  28
  29         if (ret)
  30                 return ret;