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path: root/drivers/media/video/sn9c102/sn9c102_ov7660.c
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Diffstat (limited to 'drivers/media/video/sn9c102/sn9c102_ov7660.c')
-rw-r--r--drivers/media/video/sn9c102/sn9c102_ov7660.c63
1 files changed, 43 insertions, 20 deletions
diff --git a/drivers/media/video/sn9c102/sn9c102_ov7660.c b/drivers/media/video/sn9c102/sn9c102_ov7660.c
index c898e948fe8d..4b6474048a72 100644
--- a/drivers/media/video/sn9c102/sn9c102_ov7660.c
+++ b/drivers/media/video/sn9c102/sn9c102_ov7660.c
@@ -104,8 +104,8 @@ static int ov7660_init(struct sn9c102_device* cam)
err += sn9c102_i2c_write(cam, 0x12, 0x80);
err += sn9c102_i2c_write(cam, 0x11, 0x09);
err += sn9c102_i2c_write(cam, 0x00, 0x0A);
- err += sn9c102_i2c_write(cam, 0x01, 0x78);
- err += sn9c102_i2c_write(cam, 0x02, 0x90);
+ err += sn9c102_i2c_write(cam, 0x01, 0x80);
+ err += sn9c102_i2c_write(cam, 0x02, 0x80);
err += sn9c102_i2c_write(cam, 0x03, 0x00);
err += sn9c102_i2c_write(cam, 0x04, 0x00);
err += sn9c102_i2c_write(cam, 0x05, 0x08);
@@ -122,7 +122,7 @@ static int ov7660_init(struct sn9c102_device* cam)
err += sn9c102_i2c_write(cam, 0x10, 0x20);
err += sn9c102_i2c_write(cam, 0x11, 0x03);
err += sn9c102_i2c_write(cam, 0x12, 0x05);
- err += sn9c102_i2c_write(cam, 0x13, 0xF8);
+ err += sn9c102_i2c_write(cam, 0x13, 0xC7);
err += sn9c102_i2c_write(cam, 0x14, 0x2C);
err += sn9c102_i2c_write(cam, 0x15, 0x00);
err += sn9c102_i2c_write(cam, 0x16, 0x02);
@@ -162,7 +162,7 @@ static int ov7660_init(struct sn9c102_device* cam)
err += sn9c102_i2c_write(cam, 0x38, 0x02);
err += sn9c102_i2c_write(cam, 0x39, 0x43);
err += sn9c102_i2c_write(cam, 0x3A, 0x00);
- err += sn9c102_i2c_write(cam, 0x3B, 0x02);
+ err += sn9c102_i2c_write(cam, 0x3B, 0x0A);
err += sn9c102_i2c_write(cam, 0x3C, 0x6C);
err += sn9c102_i2c_write(cam, 0x3D, 0x99);
err += sn9c102_i2c_write(cam, 0x3E, 0x0E);
@@ -281,25 +281,34 @@ static int ov7660_get_ctrl(struct sn9c102_device* cam,
return -EIO;
break;
case V4L2_CID_DO_WHITE_BALANCE:
- ctrl->value = sn9c102_pread_reg(cam, 0x02);
+ if ((ctrl->value = sn9c102_read_reg(cam, 0x02)) < 0)
+ return -EIO;
ctrl->value = (ctrl->value & 0x04) ? 1 : 0;
break;
case V4L2_CID_RED_BALANCE:
- ctrl->value = sn9c102_pread_reg(cam, 0x05);
+ if ((ctrl->value = sn9c102_read_reg(cam, 0x05)) < 0)
+ return -EIO;
ctrl->value &= 0x7f;
break;
case V4L2_CID_BLUE_BALANCE:
- ctrl->value = sn9c102_pread_reg(cam, 0x06);
+ if ((ctrl->value = sn9c102_read_reg(cam, 0x06)) < 0)
+ return -EIO;
ctrl->value &= 0x7f;
break;
case SN9C102_V4L2_CID_GREEN_BALANCE:
- ctrl->value = sn9c102_pread_reg(cam, 0x07);
+ if ((ctrl->value = sn9c102_read_reg(cam, 0x07)) < 0)
+ return -EIO;
ctrl->value &= 0x7f;
break;
+ case SN9C102_V4L2_CID_BAND_FILTER:
+ if ((ctrl->value = sn9c102_i2c_read(cam, 0x3b)) < 0)
+ return -EIO;
+ ctrl->value &= 0x08;
+ break;
case V4L2_CID_GAIN:
if ((ctrl->value = sn9c102_i2c_read(cam, 0x00)) < 0)
return -EIO;
- ctrl->value &= 0x7f;
+ ctrl->value &= 0x1f;
break;
case V4L2_CID_AUTOGAIN:
if ((ctrl->value = sn9c102_i2c_read(cam, 0x13)) < 0)
@@ -335,12 +344,15 @@ static int ov7660_set_ctrl(struct sn9c102_device* cam,
case SN9C102_V4L2_CID_GREEN_BALANCE:
err += sn9c102_write_reg(cam, ctrl->value, 0x07);
break;
+ case SN9C102_V4L2_CID_BAND_FILTER:
+ err += sn9c102_i2c_write(cam, ctrl->value << 3, 0x3b);
+ break;
case V4L2_CID_GAIN:
- err += sn9c102_i2c_write(cam, 0x00, ctrl->value);
+ err += sn9c102_i2c_write(cam, 0x00, 0x60 + ctrl->value);
break;
case V4L2_CID_AUTOGAIN:
- err += sn9c102_i2c_write(cam, 0x13, 0xf0 | ctrl->value |
- (ctrl->value << 1));
+ err += sn9c102_i2c_write(cam, 0x13, 0xc0 |
+ (ctrl->value * 0x07));
break;
default:
return -EINVAL;
@@ -386,7 +398,7 @@ static int ov7660_set_pix_format(struct sn9c102_device* cam,
}
-static struct sn9c102_sensor ov7660 = {
+static const struct sn9c102_sensor ov7660 = {
.name = "OV7660",
.maintainer = "Luca Risolia <luca.risolia@studio.unibo.it>",
.supported_bridge = BRIDGE_SN9C105 | BRIDGE_SN9C120,
@@ -401,9 +413,9 @@ static struct sn9c102_sensor ov7660 = {
.type = V4L2_CTRL_TYPE_INTEGER,
.name = "global gain",
.minimum = 0x00,
- .maximum = 0x7f,
+ .maximum = 0x1f,
.step = 0x01,
- .default_value = 0x0a,
+ .default_value = 0x09,
.flags = 0,
},
{
@@ -413,7 +425,7 @@ static struct sn9c102_sensor ov7660 = {
.minimum = 0x00,
.maximum = 0xff,
.step = 0x01,
- .default_value = 0x50,
+ .default_value = 0x27,
.flags = 0,
},
{
@@ -433,7 +445,7 @@ static struct sn9c102_sensor ov7660 = {
.minimum = 0x00,
.maximum = 0x7f,
.step = 0x01,
- .default_value = 0x1f,
+ .default_value = 0x14,
.flags = 0,
},
{
@@ -443,7 +455,7 @@ static struct sn9c102_sensor ov7660 = {
.minimum = 0x00,
.maximum = 0x7f,
.step = 0x01,
- .default_value = 0x1e,
+ .default_value = 0x14,
.flags = 0,
},
{
@@ -453,7 +465,7 @@ static struct sn9c102_sensor ov7660 = {
.minimum = 0x00,
.maximum = 0x01,
.step = 0x01,
- .default_value = 0x00,
+ .default_value = 0x01,
.flags = 0,
},
{
@@ -463,7 +475,17 @@ static struct sn9c102_sensor ov7660 = {
.minimum = 0x00,
.maximum = 0x7f,
.step = 0x01,
- .default_value = 0x20,
+ .default_value = 0x14,
+ .flags = 0,
+ },
+ {
+ .id = SN9C102_V4L2_CID_BAND_FILTER,
+ .type = V4L2_CTRL_TYPE_BOOLEAN,
+ .name = "band filter",
+ .minimum = 0x00,
+ .maximum = 0x01,
+ .step = 0x01,
+ .default_value = 0x00,
.flags = 0,
},
},
@@ -508,6 +530,7 @@ int sn9c102_probe_ov7660(struct sn9c102_device* cam)
return -EIO;
if (pid != 0x76 || ver != 0x60)
return -ENODEV;
+
sn9c102_attach_sensor(cam, &ov7660);
return 0;
generated by cgit v1.2.3 (git 2.0.4) at 2024-05-30 19:41:39 +0000