[media] gspca - sonixj: Fix the darkness of sensor om6802 in 320x240

The images are clearer with a lower bridge clock.

Signed-off-by: Jean-François Moine <moinejf@free.fr>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>

diff --git a/drivers/media/video/gspca/sonixj.c b/drivers/media/video/gspca/sonixj.c
index 2ad757d..c477ad1 100644 (file)
--- a/drivers/media/video/gspca/sonixj.c
+++ b/drivers/media/video/gspca/sonixj.c
@@ -2532,6 +2532,10 @@ static int sd_start(struct gspca_dev *gspca_dev)
                if (!mode) {                    /* if 640x480 */
                        reg17 &= ~MCK_SIZE_MASK;
                        reg17 |= 0x04;          /* clock / 4 */
+               } else {
+                       reg01 &= ~SYS_SEL_48M;  /* clk 24Mz */
+                       reg17 &= ~MCK_SIZE_MASK;
+                       reg17 |= 0x02;          /* clock / 2 */
                }
                break;
        case SENSOR_OV7630: