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path: root/drivers/media/video/sn9c102/sn9c102_mi0343.c
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Diffstat (limited to 'drivers/media/video/sn9c102/sn9c102_mi0343.c')
-rw-r--r--drivers/media/video/sn9c102/sn9c102_mi0343.c51
1 files changed, 24 insertions, 27 deletions
diff --git a/drivers/media/video/sn9c102/sn9c102_mi0343.c b/drivers/media/video/sn9c102/sn9c102_mi0343.c
index 9200845d011..00b134ca0a3 100644
--- a/drivers/media/video/sn9c102/sn9c102_mi0343.c
+++ b/drivers/media/video/sn9c102/sn9c102_mi0343.c
@@ -55,45 +55,45 @@ static int mi0343_get_ctrl(struct sn9c102_device* cam,
struct v4l2_control* ctrl)
{
struct sn9c102_sensor* s = sn9c102_get_sensor(cam);
- u8 data[5+1];
+ u8 data[2];
switch (ctrl->id) {
case V4L2_CID_EXPOSURE:
- if (sn9c102_i2c_try_raw_read(cam, s, s->i2c_slave_id, 0x09,
- 2+1, data) < 0)
+ if (sn9c102_i2c_try_raw_read(cam, s, s->i2c_slave_id, 0x09, 2,
+ data) < 0)
return -EIO;
- ctrl->value = data[2];
+ ctrl->value = data[0];
return 0;
case V4L2_CID_GAIN:
- if (sn9c102_i2c_try_raw_read(cam, s, s->i2c_slave_id, 0x35,
- 2+1, data) < 0)
+ if (sn9c102_i2c_try_raw_read(cam, s, s->i2c_slave_id, 0x35, 2,
+ data) < 0)
return -EIO;
break;
case V4L2_CID_HFLIP:
- if (sn9c102_i2c_try_raw_read(cam, s, s->i2c_slave_id, 0x20,
- 2+1, data) < 0)
+ if (sn9c102_i2c_try_raw_read(cam, s, s->i2c_slave_id, 0x20, 2,
+ data) < 0)
return -EIO;
- ctrl->value = data[3] & 0x20 ? 1 : 0;
+ ctrl->value = data[1] & 0x20 ? 1 : 0;
return 0;
case V4L2_CID_VFLIP:
- if (sn9c102_i2c_try_raw_read(cam, s, s->i2c_slave_id, 0x20,
- 2+1, data) < 0)
+ if (sn9c102_i2c_try_raw_read(cam, s, s->i2c_slave_id, 0x20, 2,
+ data) < 0)
return -EIO;
- ctrl->value = data[3] & 0x80 ? 1 : 0;
+ ctrl->value = data[1] & 0x80 ? 1 : 0;
return 0;
case V4L2_CID_RED_BALANCE:
- if (sn9c102_i2c_try_raw_read(cam, s, s->i2c_slave_id, 0x2d,
- 2+1, data) < 0)
+ if (sn9c102_i2c_try_raw_read(cam, s, s->i2c_slave_id, 0x2d, 2,
+ data) < 0)
return -EIO;
break;
case V4L2_CID_BLUE_BALANCE:
- if (sn9c102_i2c_try_raw_read(cam, s, s->i2c_slave_id, 0x2c,
- 2+1, data) < 0)
+ if (sn9c102_i2c_try_raw_read(cam, s, s->i2c_slave_id, 0x2c, 2,
+ data) < 0)
return -EIO;
break;
case SN9C102_V4L2_CID_GREEN_BALANCE:
- if (sn9c102_i2c_try_raw_read(cam, s, s->i2c_slave_id, 0x2e,
- 2+1, data) < 0)
+ if (sn9c102_i2c_try_raw_read(cam, s, s->i2c_slave_id, 0x2e, 2,
+ data) < 0)
return -EIO;
break;
default:
@@ -105,7 +105,7 @@ static int mi0343_get_ctrl(struct sn9c102_device* cam,
case V4L2_CID_RED_BALANCE:
case V4L2_CID_BLUE_BALANCE:
case SN9C102_V4L2_CID_GREEN_BALANCE:
- ctrl->value = data[3] | (data[2] << 8);
+ ctrl->value = data[1] | (data[0] << 8);
if (ctrl->value >= 0x10 && ctrl->value <= 0x3f)
ctrl->value -= 0x10;
else if (ctrl->value >= 0x60 && ctrl->value <= 0x7f)
@@ -223,7 +223,7 @@ static int mi0343_set_pix_format(struct sn9c102_device* cam,
}
-static struct sn9c102_sensor mi0343 = {
+static const struct sn9c102_sensor mi0343 = {
.name = "MI-0343",
.maintainer = "Luca Risolia <luca.risolia@studio.unibo.it>",
.supported_bridge = BRIDGE_SN9C101 | BRIDGE_SN9C102,
@@ -332,20 +332,17 @@ static struct sn9c102_sensor mi0343 = {
int sn9c102_probe_mi0343(struct sn9c102_device* cam)
{
- u8 data[5+1];
- int err = 0;
-
- err = sn9c102_write_const_regs(cam, {0x01, 0x01}, {0x00, 0x01},
- {0x28, 0x17});
+ u8 data[2];
- if (err)
+ if (sn9c102_write_const_regs(cam, {0x01, 0x01}, {0x00, 0x01},
+ {0x28, 0x17}))
return -EIO;
if (sn9c102_i2c_try_raw_read(cam, &mi0343, mi0343.i2c_slave_id, 0x00,
2, data) < 0)
return -EIO;
- if (data[4] != 0x32 || data[3] != 0xe3)
+ if (data[1] != 0x42 || data[0] != 0xe3)
return -ENODEV;
sn9c102_attach_sensor(cam, &mi0343);