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authorErik Andr?n <erik.andren@gmail.com>2009-01-18 15:21:07 -0300
committerMauro Carvalho Chehab <mchehab@redhat.com>2009-06-16 18:20:34 -0300
commit927774605ab4771c67763a7b133e8d84b524489d (patch)
tree691abcefac0617298cbdb33df05146be3f934018 /drivers
parent894e4087f015cef13a4ac52ea465ecd941118bad (diff)
V4L/DVB (11538): gscpa - m5602-ov9650: Add defines for some magic constants
Replaces some magic constants with the defines. Remove a couple of bits that should be set later in the process depending on the v4l2 ctrl. Signed-off-by: Erik Andr?n <erik.andren@gmail.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/media/video/gspca/m5602/m5602_ov9650.h14
1 files changed, 10 insertions, 4 deletions
diff --git a/drivers/media/video/gspca/m5602/m5602_ov9650.h b/drivers/media/video/gspca/m5602/m5602_ov9650.h
index e0ba41870a4..27fe54204c4 100644
--- a/drivers/media/video/gspca/m5602/m5602_ov9650.h
+++ b/drivers/media/video/gspca/m5602/m5602_ov9650.h
@@ -120,6 +120,10 @@
#define OV9650_SOFT_SLEEP (1 << 4)
#define OV9650_OUTPUT_DRIVE_2X (1 << 0)
+#define OV9650_DENOISE_ENABLE (1 << 5)
+#define OV9650_WHITE_PIXEL_ENABLE (1 << 1)
+#define OV9650_WHITE_PIXEL_OPTION (1 << 0)
+
#define OV9650_LEFT_OFFSET 0x62
#define GAIN_DEFAULT 0x14
@@ -198,7 +202,7 @@ static const unsigned char init_ov9650[][3] =
/* Reset chip */
{SENSOR, OV9650_COM7, OV9650_REGISTER_RESET},
/* One extra reset is needed in order to make the sensor behave
- properly when resuming from ram */
+ properly when resuming from ram, could be a timing issue */
{SENSOR, OV9650_COM7, OV9650_REGISTER_RESET},
/* Enable double clock */
@@ -208,8 +212,7 @@ static const unsigned char init_ov9650[][3] =
/* Set fast AGC/AEC algorithm with unlimited step size */
{SENSOR, OV9650_COM8, OV9650_FAST_AGC_AEC |
- OV9650_AEC_UNLIM_STEP_SIZE |
- OV9650_AWB_EN | OV9650_AGC_EN},
+ OV9650_AEC_UNLIM_STEP_SIZE},
{SENSOR, OV9650_CHLF, 0x10},
{SENSOR, OV9650_ARBLM, 0xbf},
@@ -280,8 +283,11 @@ static const unsigned char init_ov9650[][3] =
{SENSOR, OV9650_VREF, 0x10},
{SENSOR, OV9650_ADC, 0x04},
{SENSOR, OV9650_HV, 0x40},
+
/* Enable denoise, and white-pixel erase */
- {SENSOR, OV9650_COM22, 0x23},
+ {SENSOR, OV9650_COM22, OV9650_DENOISE_ENABLE |
+ OV9650_WHITE_PIXEL_ENABLE |
+ OV9650_WHITE_PIXEL_OPTION},
/* Enable VARIOPIXEL */
{SENSOR, OV9650_COM3, OV9650_VARIOPIXEL},