[media] gspca_pac207: Raise max exposure + various autogain setting tweaks

Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>

1 files changed, 5 insertions, 5 deletions

diff --git a/drivers/media/video/gspca/pac207.c b/drivers/media/video/gspca/pac207.c
index 1600df152fd6..1d95ec8fa952 100644
--- a/drivers/media/video/gspca/pac207.c
+++ b/drivers/media/video/gspca/pac207.c
@@ -41,14 +41,14 @@ MODULE_LICENSE("GPL");
 #define PAC207_BRIGHTNESS_DEFAULT       46
 
 #define PAC207_EXPOSURE_MIN             3
-#define PAC207_EXPOSURE_MAX             26
+#define PAC207_EXPOSURE_MAX             90 /* 1 sec expo time / 1 fps */
 #define PAC207_EXPOSURE_DEFAULT         5 /* power on default: 3 */
-#define PAC207_EXPOSURE_KNEE            8 /* 4 = 30 fps, 11 = 8, 15 = 6 */
+#define PAC207_EXPOSURE_KNEE            9 /* fps: 90 / exposure -> 9: 10 fps */
 
 #define PAC207_GAIN_MIN                 0
 #define PAC207_GAIN_MAX                 31
-#define PAC207_GAIN_DEFAULT             9 /* power on default: 9 */
-#define PAC207_GAIN_KNEE                31
+#define PAC207_GAIN_DEFAULT             7 /* power on default: 9 */
+#define PAC207_GAIN_KNEE                15
 
 #define PAC207_AUTOGAIN_DEADZONE        30
 
@@ -332,7 +332,7 @@ static void pac207_do_auto_gain(struct gspca_dev *gspca_dev)
         if (sd->autogain_ignore_frames > 0)
                 sd->autogain_ignore_frames--;
         else if (gspca_auto_gain_n_exposure(gspca_dev, avg_lum,
-                        100, PAC207_AUTOGAIN_DEADZONE,
+                        90, PAC207_AUTOGAIN_DEADZONE,
                         PAC207_GAIN_KNEE, PAC207_EXPOSURE_KNEE))
                 sd->autogain_ignore_frames = PAC_AUTOGAIN_IGNORE_FRAMES;
 }