Power line frequency settings for OV7648 sensor contain autogain
and exposure commands, affecting unrelated controls. Remove them.
Signed-off-by: Ondrej Zary <linux@xxxxxxxxxxxxxxxxxxxx>
---
drivers/media/usb/gspca/zc3xx.c | 17 ++++++++++-------
1 file changed, 10 insertions(+), 7 deletions(-)
diff --git a/drivers/media/usb/gspca/zc3xx.c b/drivers/media/usb/gspca/zc3xx.c
index 992918b3ad0c..9a78420e8ad8 100644
--- a/drivers/media/usb/gspca/zc3xx.c
+++ b/drivers/media/usb/gspca/zc3xx.c
@@ -3184,7 +3184,8 @@ static const struct usb_action ov7620_InitialScale[] = { /* 320x240 */
{}
};
static const struct usb_action ov7620_50HZ[] = {
- {0xaa, 0x13, 0x00a3}, /* 00,13,a3,aa */
+/* {0xaa, 0x13, 0x00a3}, * 00,13,a3,aa
+ * don't change autoexposure */
{0xdd, 0x00, 0x0100}, /* 00,01,00,dd */
{0xaa, 0x2b, 0x0096}, /* 00,2b,96,aa */
{0xaa, 0x75, 0x008a}, /* 00,75,8a,aa */
@@ -3195,15 +3196,16 @@ static const struct usb_action ov7620_50HZ[] = {
{0xa0, 0x00, ZC3XX_R195_ANTIFLICKERHIGH}, /* 01,95,00,cc */
{0xa0, 0x00, ZC3XX_R196_ANTIFLICKERMID}, /* 01,96,00,cc */
{0xa0, 0x83, ZC3XX_R197_ANTIFLICKERLOW}, /* 01,97,83,cc */
- {0xaa, 0x10, 0x0082}, /* 00,10,82,aa */
+/* {0xaa, 0x10, 0x0082}, * 00,10,82,aa
+ * don't change exposure */
{0xaa, 0x76, 0x0003}, /* 00,76,03,aa */
/* {0xa0, 0x40, ZC3XX_R002_CLOCKSELECT}, * 00,02,40,cc
* if mode0 (640x480) */
{}
};
static const struct usb_action ov7620_60HZ[] = {
- {0xaa, 0x13, 0x00a3}, /* 00,13,a3,aa */
- /* (bug in zs211.inf) */
+/* {0xaa, 0x13, 0x00a3}, * 00,13,a3,aa
+ * don't change autoexposure */
{0xdd, 0x00, 0x0100}, /* 00,01,00,dd */
{0xaa, 0x2b, 0x0000}, /* 00,2b,00,aa */
{0xaa, 0x75, 0x008a}, /* 00,75,8a,aa */
@@ -3214,7 +3216,8 @@ static const struct usb_action ov7620_60HZ[] = {
{0xa0, 0x00, ZC3XX_R195_ANTIFLICKERHIGH}, /* 01,95,00,cc */
{0xa0, 0x00, ZC3XX_R196_ANTIFLICKERMID}, /* 01,96,00,cc */
{0xa0, 0x83, ZC3XX_R197_ANTIFLICKERLOW}, /* 01,97,83,cc */
- {0xaa, 0x10, 0x0020}, /* 00,10,20,aa */
+/* {0xaa, 0x10, 0x0020}, * 00,10,20,aa
+ * don't change exposure */
{0xaa, 0x76, 0x0003}, /* 00,76,03,aa */
/* {0xa0, 0x40, ZC3XX_R002_CLOCKSELECT}, * 00,02,40,cc
* if mode0 (640x480) */
@@ -3224,8 +3227,8 @@ static const struct usb_action ov7620_60HZ[] = {
{}
};
static const struct usb_action ov7620_NoFliker[] = {
- {0xaa, 0x13, 0x00a3}, /* 00,13,a3,aa */
- /* (bug in zs211.inf) */
+/* {0xaa, 0x13, 0x00a3}, * 00,13,a3,aa
+ * don't change autoexposure */
{0xdd, 0x00, 0x0100}, /* 00,01,00,dd */
{0xaa, 0x2b, 0x0000}, /* 00,2b,00,aa */
{0xaa, 0x75, 0x008e}, /* 00,75,8e,aa */
--
Ondrej Zary
