target/linux/bcm27xx/patches-5.15/950-0668-media-i2c-imx219-Correct-the-minimum-vblanking-value.patch

   1 From d78bdb0309f5ad3771dda28e0cc959bc929f4590 Mon Sep 17 00:00:00 2001
   2 From: David Plowman <david.plowman@raspberrypi.com>
   3 Date: Tue, 25 Jan 2022 15:48:53 +0000
   4 Subject: [PATCH] media: i2c: imx219: Correct the minimum vblanking
   5  value
   6
   7 The datasheet for this sensor documents the minimum vblanking as being
   8 32 lines. It does fix some problems with occasional black lines at the
   9 bottom of images (tested on Raspberry Pi).
  10
  11 Signed-off-by: David Plowman <david.plowman@raspberrypi.com>
  12 ---
  13  drivers/media/i2c/imx219.c | 2 +-
  14  1 file changed, 1 insertion(+), 1 deletion(-)
  15
  16 --- a/drivers/media/i2c/imx219.c
  17 +++ b/drivers/media/i2c/imx219.c
  18 @@ -55,7 +55,7 @@
  19  #define IMX219_VTS_30FPS_640x480       0x06e3
  20  #define IMX219_VTS_MAX                 0xffff
  21
  22 -#define IMX219_VBLANK_MIN              4
  23 +#define IMX219_VBLANK_MIN              32
  24
  25  /*Frame Length Line*/
  26  #define IMX219_FLL_MIN                 0x08a6