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media: ov5640: fix wrong binning value in exposure calculation 

ov5640_set_mode_exposure_calc() is checking binning value but
binning value read is buggy, fix this.
Rename ov5640_binning_on() to ov5640_get_binning() as per other
similar functions.

Signed-off-by: Hugues Fruchet <hugues.fruchet@st.com>
Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Reviewed-by: Jacopo Mondi <jacopo@jmondi.org>
Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
This commit is contained in:
Hugues Fruchet 2018-09-11 09:48:19 -04:00 committed by Mauro Carvalho Chehab
parent 3cca8ef5f7
commit c2c3f42df4
1 changed files with 4 additions and 4 deletions
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8
drivers/media/i2c/ov5640.c
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@ -1383,7 +1383,7 @@ static int ov5640_set_ae_target(struct ov5640_dev *sensor, int target)
return ov5640_write_reg(sensor, OV5640_REG_AEC_CTRL1F, fast_low);
}
static int ov5640_binning_on(struct ov5640_dev *sensor)
static int ov5640_get_binning(struct ov5640_dev *sensor)
{
u8 temp;
int ret;
@ -1391,8 +1391,8 @@ static int ov5640_binning_on(struct ov5640_dev *sensor)
ret = ov5640_read_reg(sensor, OV5640_REG_TIMING_TC_REG21, &temp);
if (ret)
return ret;
temp &= 0xfe;
return temp ? 1 : 0;
return temp & BIT(0);
}
static int ov5640_set_binning(struct ov5640_dev *sensor, bool enable)
@ -1478,7 +1478,7 @@ static int ov5640_set_mode_exposure_calc(struct ov5640_dev *sensor,
if (ret < 0)
return ret;
prev_shutter = ret;
ret = ov5640_binning_on(sensor);
ret = ov5640_get_binning(sensor);
if (ret < 0)
return ret;
if (ret && mode->id != OV5640_MODE_720P_1280_720 &&