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path: root/drivers/media/i2c/mt9p031.c
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Diffstat (limited to 'drivers/media/i2c/mt9p031.c')
-rw-r--r--drivers/media/i2c/mt9p031.c12
1 files changed, 6 insertions, 6 deletions
diff --git a/drivers/media/i2c/mt9p031.c b/drivers/media/i2c/mt9p031.c
index 3be537ef22d2..2c0f4077c491 100644
--- a/drivers/media/i2c/mt9p031.c
+++ b/drivers/media/i2c/mt9p031.c
@@ -55,9 +55,9 @@
#define MT9P031_HORIZONTAL_BLANK_MIN 0
#define MT9P031_HORIZONTAL_BLANK_MAX 4095
#define MT9P031_VERTICAL_BLANK 0x06
-#define MT9P031_VERTICAL_BLANK_MIN 0
-#define MT9P031_VERTICAL_BLANK_MAX 4095
-#define MT9P031_VERTICAL_BLANK_DEF 25
+#define MT9P031_VERTICAL_BLANK_MIN 1
+#define MT9P031_VERTICAL_BLANK_MAX 4096
+#define MT9P031_VERTICAL_BLANK_DEF 26
#define MT9P031_OUTPUT_CONTROL 0x07
#define MT9P031_OUTPUT_CONTROL_CEN 2
#define MT9P031_OUTPUT_CONTROL_SYN 1
@@ -368,13 +368,13 @@ static int mt9p031_set_params(struct mt9p031 *mt9p031)
/* Blanking - use minimum value for horizontal blanking and default
* value for vertical blanking.
*/
- hblank = 346 * ybin + 64 + (80 >> max_t(unsigned int, xbin, 3));
+ hblank = 346 * ybin + 64 + (80 >> min_t(unsigned int, xbin, 3));
vblank = MT9P031_VERTICAL_BLANK_DEF;
- ret = mt9p031_write(client, MT9P031_HORIZONTAL_BLANK, hblank);
+ ret = mt9p031_write(client, MT9P031_HORIZONTAL_BLANK, hblank - 1);
if (ret < 0)
return ret;
- ret = mt9p031_write(client, MT9P031_VERTICAL_BLANK, vblank);
+ ret = mt9p031_write(client, MT9P031_VERTICAL_BLANK, vblank - 1);
if (ret < 0)
return ret;