diff options
Diffstat (limited to 'drivers/media/video/ov7670.c')
-rw-r--r-- | drivers/media/video/ov7670.c | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/drivers/media/video/ov7670.c b/drivers/media/video/ov7670.c index 3ceb8a6249dd..c4c5bd67f795 100644 --- a/drivers/media/video/ov7670.c +++ b/drivers/media/video/ov7670.c @@ -416,7 +416,10 @@ static int ov7670_read(struct i2c_client *c, unsigned char reg, static int ov7670_write(struct i2c_client *c, unsigned char reg, unsigned char value) { - return i2c_smbus_write_byte_data(c, reg, value); + int ret = i2c_smbus_write_byte_data(c, reg, value); + if (reg == REG_COM7 && (value & COM7_RESET)) + msleep(2); /* Wait for reset to run */ + return ret; } @@ -617,7 +620,7 @@ static struct ov7670_win_size { }, }; -#define N_WIN_SIZES (sizeof(ov7670_win_sizes)/sizeof(ov7670_win_sizes[0])) +#define N_WIN_SIZES (ARRAY_SIZE(ov7670_win_sizes)) /* @@ -1183,7 +1186,7 @@ static struct ov7670_control { .query = ov7670_q_hflip, }, }; -#define N_CONTROLS (sizeof(ov7670_controls)/sizeof(ov7670_controls[0])) +#define N_CONTROLS (ARRAY_SIZE(ov7670_controls)) static struct ov7670_control *ov7670_find_control(__u32 id) { |