documentation: Fix gain equation on Driver

2021-03-15 22:22:34 -06:00 · 2021-03-15 22:22:34 -06:00 · d4df26e9f9
parent 809d88dd93
commit d4df26e9f9
1 changed files with 4 additions and 5 deletions
--- a/kernel/nvidia-spiri/drivers/media/i2c/mt9m021.c
+++ b/kernel/nvidia-spiri/drivers/media/i2c/mt9m021.c
@ -417,16 +417,15 @@ static int mt9m021_set_gain(struct tegracam_device *tc_dev, s64 val)
   * Digital gain equation:
   *
   *  RANGE: 1x, 7.97x
-   *  GAIN: VAL / STEPS;
   *  STEPS: 1/32
   *
-   *  SCALE FACTOR = 32
+   *  SCALE FACTOR = 3
   *
-   *  min_gain_val = 100
-   *  max_gain_val = 762
+   *  min_gain_val = 102
+   *  max_gain_val = 160
   *  gain_factor = 3
   *
-   *  gain maps to range 32 - 255
+   *  gain accepts mapping to range 32 - 53
   */
  gain = val / 3;