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path: root/drivers/media/video
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-rw-r--r--drivers/media/video/gspca/ov534.c337
1 files changed, 159 insertions, 178 deletions
diff --git a/drivers/media/video/gspca/ov534.c b/drivers/media/video/gspca/ov534.c
index a1c31bc53a3..ee08e30e23c 100644
--- a/drivers/media/video/gspca/ov534.c
+++ b/drivers/media/video/gspca/ov534.c
@@ -93,19 +93,6 @@ static u8 ov534_reg_read(struct usb_device *udev, u16 reg)
return data;
}
-static void ov534_reg_verify_write(struct usb_device *udev, u16 reg, u8 val)
-{
- u8 data;
-
- ov534_reg_write(udev, reg, val);
- data = ov534_reg_read(udev, reg);
- if (data != val) {
- PDEBUG(D_ERR | D_USBO,
- "unexpected result from read: 0x%02x != 0x%02x", val,
- data);
- }
-}
-
/* Two bits control LED: 0x21 bit 7 and 0x23 bit 7.
* (direction and output)? */
static void ov534_set_led(struct usb_device *udev, int status)
@@ -161,174 +148,168 @@ static void sccb_reg_write(struct usb_device *udev, u16 reg, u8 val)
PDEBUG(D_ERR, "sccb_reg_write failed");
}
-/* setup method */
-static void ov534_setup(struct usb_device *udev)
-{
- ov534_reg_verify_write(udev, 0xe7, 0x3a);
-
- ov534_reg_write(udev, OV534_REG_ADDRESS, 0x60);
- ov534_reg_write(udev, OV534_REG_ADDRESS, 0x60);
- ov534_reg_write(udev, OV534_REG_ADDRESS, 0x60);
- ov534_reg_write(udev, OV534_REG_ADDRESS, 0x42);
-
- ov534_reg_verify_write(udev, 0xc2, 0x0c);
- ov534_reg_verify_write(udev, 0x88, 0xf8);
- ov534_reg_verify_write(udev, 0xc3, 0x69);
- ov534_reg_verify_write(udev, 0x89, 0xff);
- ov534_reg_verify_write(udev, 0x76, 0x03);
- ov534_reg_verify_write(udev, 0x92, 0x01);
- ov534_reg_verify_write(udev, 0x93, 0x18);
- ov534_reg_verify_write(udev, 0x94, 0x10);
- ov534_reg_verify_write(udev, 0x95, 0x10);
- ov534_reg_verify_write(udev, 0xe2, 0x00);
- ov534_reg_verify_write(udev, 0xe7, 0x3e);
-
- ov534_reg_write(udev, 0x1c, 0x0a);
- ov534_reg_write(udev, 0x1d, 0x22);
- ov534_reg_write(udev, 0x1d, 0x06);
-
- ov534_reg_verify_write(udev, 0x96, 0x00);
-
- ov534_reg_write(udev, 0x97, 0x20);
- ov534_reg_write(udev, 0x97, 0x20);
- ov534_reg_write(udev, 0x97, 0x20);
- ov534_reg_write(udev, 0x97, 0x0a);
- ov534_reg_write(udev, 0x97, 0x3f);
- ov534_reg_write(udev, 0x97, 0x4a);
- ov534_reg_write(udev, 0x97, 0x20);
- ov534_reg_write(udev, 0x97, 0x15);
- ov534_reg_write(udev, 0x97, 0x0b);
-
- ov534_reg_verify_write(udev, 0x8e, 0x40);
- ov534_reg_verify_write(udev, 0x1f, 0x81);
- ov534_reg_verify_write(udev, 0x34, 0x05);
- ov534_reg_verify_write(udev, 0xe3, 0x04);
- ov534_reg_verify_write(udev, 0x88, 0x00);
- ov534_reg_verify_write(udev, 0x89, 0x00);
- ov534_reg_verify_write(udev, 0x76, 0x00);
- ov534_reg_verify_write(udev, 0xe7, 0x2e);
- ov534_reg_verify_write(udev, 0x31, 0xf9);
- ov534_reg_verify_write(udev, 0x25, 0x42);
- ov534_reg_verify_write(udev, 0x21, 0xf0);
-
- ov534_reg_write(udev, 0x1c, 0x00);
- ov534_reg_write(udev, 0x1d, 0x40);
- ov534_reg_write(udev, 0x1d, 0x02);
- ov534_reg_write(udev, 0x1d, 0x00);
- ov534_reg_write(udev, 0x1d, 0x02);
- ov534_reg_write(udev, 0x1d, 0x57);
- ov534_reg_write(udev, 0x1d, 0xff);
-
- ov534_reg_verify_write(udev, 0x8d, 0x1c);
- ov534_reg_verify_write(udev, 0x8e, 0x80);
- ov534_reg_verify_write(udev, 0xe5, 0x04);
-
- ov534_set_led(udev, 1);
-
- sccb_reg_write(udev, 0x12, 0x80);
- sccb_reg_write(udev, 0x11, 0x01);
- sccb_reg_write(udev, 0x11, 0x01);
- sccb_reg_write(udev, 0x11, 0x01);
- sccb_reg_write(udev, 0x11, 0x01);
- sccb_reg_write(udev, 0x11, 0x01);
- sccb_reg_write(udev, 0x11, 0x01);
- sccb_reg_write(udev, 0x11, 0x01);
- sccb_reg_write(udev, 0x11, 0x01);
- sccb_reg_write(udev, 0x11, 0x01);
- sccb_reg_write(udev, 0x11, 0x01);
- sccb_reg_write(udev, 0x11, 0x01);
-
- ov534_set_led(udev, 0);
-
- sccb_reg_write(udev, 0x3d, 0x03);
- sccb_reg_write(udev, 0x17, 0x26);
- sccb_reg_write(udev, 0x18, 0xa0);
- sccb_reg_write(udev, 0x19, 0x07);
- sccb_reg_write(udev, 0x1a, 0xf0);
- sccb_reg_write(udev, 0x32, 0x00);
- sccb_reg_write(udev, 0x29, 0xa0);
- sccb_reg_write(udev, 0x2c, 0xf0);
- sccb_reg_write(udev, 0x65, 0x20);
- sccb_reg_write(udev, 0x11, 0x01);
- sccb_reg_write(udev, 0x42, 0x7f);
- sccb_reg_write(udev, 0x63, 0xe0);
- sccb_reg_write(udev, 0x64, 0xff);
- sccb_reg_write(udev, 0x66, 0x00);
- sccb_reg_write(udev, 0x13, 0xf0);
- sccb_reg_write(udev, 0x0d, 0x41);
- sccb_reg_write(udev, 0x0f, 0xc5);
- sccb_reg_write(udev, 0x14, 0x11);
-
- ov534_set_led(udev, 1);
-
- sccb_reg_write(udev, 0x22, 0x7f);
- sccb_reg_write(udev, 0x23, 0x03);
- sccb_reg_write(udev, 0x24, 0x40);
- sccb_reg_write(udev, 0x25, 0x30);
- sccb_reg_write(udev, 0x26, 0xa1);
- sccb_reg_write(udev, 0x2a, 0x00);
- sccb_reg_write(udev, 0x2b, 0x00);
- sccb_reg_write(udev, 0x6b, 0xaa);
- sccb_reg_write(udev, 0x13, 0xff);
+static const __u8 ov534_reg_initdata[][2] = {
+ { 0xe7, 0x3a },
+
+ { OV534_REG_ADDRESS, 0x42 }, /* select OV772x sensor */
+
+ { 0xc2, 0x0c },
+ { 0x88, 0xf8 },
+ { 0xc3, 0x69 },
+ { 0x89, 0xff },
+ { 0x76, 0x03 },
+ { 0x92, 0x01 },
+ { 0x93, 0x18 },
+ { 0x94, 0x10 },
+ { 0x95, 0x10 },
+ { 0xe2, 0x00 },
+ { 0xe7, 0x3e },
+
+ { 0x1c, 0x0a },
+ { 0x1d, 0x22 },
+ { 0x1d, 0x06 },
+
+ { 0x96, 0x00 },
+
+ { 0x97, 0x20 },
+ { 0x97, 0x20 },
+ { 0x97, 0x20 },
+ { 0x97, 0x0a },
+ { 0x97, 0x3f },
+ { 0x97, 0x4a },
+ { 0x97, 0x20 },
+ { 0x97, 0x15 },
+ { 0x97, 0x0b },
+
+ { 0x8e, 0x40 },
+ { 0x1f, 0x81 },
+ { 0x34, 0x05 },
+ { 0xe3, 0x04 },
+ { 0x88, 0x00 },
+ { 0x89, 0x00 },
+ { 0x76, 0x00 },
+ { 0xe7, 0x2e },
+ { 0x31, 0xf9 },
+ { 0x25, 0x42 },
+ { 0x21, 0xf0 },
+
+ { 0x1c, 0x00 },
+ { 0x1d, 0x40 },
+ { 0x1d, 0x02 },
+ { 0x1d, 0x00 },
+ { 0x1d, 0x02 },
+ { 0x1d, 0x57 },
+ { 0x1d, 0xff },
+
+ { 0x8d, 0x1c },
+ { 0x8e, 0x80 },
+ { 0xe5, 0x04 },
+
+ { 0xc0, 0x50 },
+ { 0xc1, 0x3c },
+ { 0xc2, 0x0c },
+};
- ov534_set_led(udev, 0);
+static const __u8 ov772x_reg_initdata[][2] = {
+ { 0x12, 0x80 },
+ { 0x11, 0x01 },
+
+ { 0x3d, 0x03 },
+ { 0x17, 0x26 },
+ { 0x18, 0xa0 },
+ { 0x19, 0x07 },
+ { 0x1a, 0xf0 },
+ { 0x32, 0x00 },
+ { 0x29, 0xa0 },
+ { 0x2c, 0xf0 },
+ { 0x65, 0x20 },
+ { 0x11, 0x01 },
+ { 0x42, 0x7f },
+ { 0x63, 0xe0 },
+ { 0x64, 0xff },
+ { 0x66, 0x00 },
+ { 0x13, 0xf0 },
+ { 0x0d, 0x41 },
+ { 0x0f, 0xc5 },
+ { 0x14, 0x11 },
+
+ { 0x22, 0x7f },
+ { 0x23, 0x03 },
+ { 0x24, 0x40 },
+ { 0x25, 0x30 },
+ { 0x26, 0xa1 },
+ { 0x2a, 0x00 },
+ { 0x2b, 0x00 },
+ { 0x6b, 0xaa },
+ { 0x13, 0xff },
+
+ { 0x90, 0x05 },
+ { 0x91, 0x01 },
+ { 0x92, 0x03 },
+ { 0x93, 0x00 },
+ { 0x94, 0x60 },
+ { 0x95, 0x3c },
+ { 0x96, 0x24 },
+ { 0x97, 0x1e },
+ { 0x98, 0x62 },
+ { 0x99, 0x80 },
+ { 0x9a, 0x1e },
+ { 0x9b, 0x08 },
+ { 0x9c, 0x20 },
+ { 0x9e, 0x81 },
+
+ { 0xa6, 0x04 },
+ { 0x7e, 0x0c },
+ { 0x7f, 0x16 },
+ { 0x80, 0x2a },
+ { 0x81, 0x4e },
+ { 0x82, 0x61 },
+ { 0x83, 0x6f },
+ { 0x84, 0x7b },
+ { 0x85, 0x86 },
+ { 0x86, 0x8e },
+ { 0x87, 0x97 },
+ { 0x88, 0xa4 },
+ { 0x89, 0xaf },
+ { 0x8a, 0xc5 },
+ { 0x8b, 0xd7 },
+ { 0x8c, 0xe8 },
+ { 0x8d, 0x20 },
+
+ { 0x0c, 0x90 },
+
+ { 0x2b, 0x00 },
+ { 0x22, 0x7f },
+ { 0x23, 0x03 },
+ { 0x11, 0x01 },
+ { 0x0c, 0xd0 },
+ { 0x64, 0xff },
+ { 0x0d, 0x41 },
+
+ { 0x14, 0x41 },
+ { 0x0e, 0xcd },
+ { 0xac, 0xbf },
+ { 0x8e, 0x00 },
+ { 0x0c, 0xd0 }
+};
- sccb_reg_write(udev, 0x90, 0x05);
- sccb_reg_write(udev, 0x91, 0x01);
- sccb_reg_write(udev, 0x92, 0x03);
- sccb_reg_write(udev, 0x93, 0x00);
- sccb_reg_write(udev, 0x94, 0x60);
- sccb_reg_write(udev, 0x95, 0x3c);
- sccb_reg_write(udev, 0x96, 0x24);
- sccb_reg_write(udev, 0x97, 0x1e);
- sccb_reg_write(udev, 0x98, 0x62);
- sccb_reg_write(udev, 0x99, 0x80);
- sccb_reg_write(udev, 0x9a, 0x1e);
- sccb_reg_write(udev, 0x9b, 0x08);
- sccb_reg_write(udev, 0x9c, 0x20);
- sccb_reg_write(udev, 0x9e, 0x81);
- ov534_set_led(udev, 1);
+/* setup method */
+static void ov534_setup(struct usb_device *udev)
+{
+ int i;
- sccb_reg_write(udev, 0xa6, 0x04);
- sccb_reg_write(udev, 0x7e, 0x0c);
- sccb_reg_write(udev, 0x7f, 0x16);
- sccb_reg_write(udev, 0x80, 0x2a);
- sccb_reg_write(udev, 0x81, 0x4e);
- sccb_reg_write(udev, 0x82, 0x61);
- sccb_reg_write(udev, 0x83, 0x6f);
- sccb_reg_write(udev, 0x84, 0x7b);
- sccb_reg_write(udev, 0x85, 0x86);
- sccb_reg_write(udev, 0x86, 0x8e);
- sccb_reg_write(udev, 0x87, 0x97);
- sccb_reg_write(udev, 0x88, 0xa4);
- sccb_reg_write(udev, 0x89, 0xaf);
- sccb_reg_write(udev, 0x8a, 0xc5);
- sccb_reg_write(udev, 0x8b, 0xd7);
- sccb_reg_write(udev, 0x8c, 0xe8);
- sccb_reg_write(udev, 0x8d, 0x20);
-
- sccb_reg_write(udev, 0x0c, 0x90);
-
- ov534_reg_verify_write(udev, 0xc0, 0x50);
- ov534_reg_verify_write(udev, 0xc1, 0x3c);
- ov534_reg_verify_write(udev, 0xc2, 0x0c);
+ /* Initialize bridge chip */
+ for (i = 0; i < ARRAY_SIZE(ov534_reg_initdata); i++)
+ ov534_reg_write(udev, ov534_reg_initdata[i][0],
+ ov534_reg_initdata[i][1]);
ov534_set_led(udev, 1);
- sccb_reg_write(udev, 0x2b, 0x00);
- sccb_reg_write(udev, 0x22, 0x7f);
- sccb_reg_write(udev, 0x23, 0x03);
- sccb_reg_write(udev, 0x11, 0x01);
- sccb_reg_write(udev, 0x0c, 0xd0);
- sccb_reg_write(udev, 0x64, 0xff);
- sccb_reg_write(udev, 0x0d, 0x41);
-
- sccb_reg_write(udev, 0x14, 0x41);
- sccb_reg_write(udev, 0x0e, 0xcd);
- sccb_reg_write(udev, 0xac, 0xbf);
- sccb_reg_write(udev, 0x8e, 0x00);
- sccb_reg_write(udev, 0x0c, 0xd0);
+ /* Initialize sensor */
+ for (i = 0; i < ARRAY_SIZE(ov772x_reg_initdata); i++)
+ sccb_reg_write(udev, ov772x_reg_initdata[i][0],
+ ov772x_reg_initdata[i][1]);
ov534_reg_write(udev, 0xe0, 0x09);
ov534_set_led(udev, 0);
@@ -374,24 +355,24 @@ static int sd_init(struct gspca_dev *gspca_dev)
case 50:
sccb_reg_write(gspca_dev->dev, 0x11, 0x01);
sccb_reg_write(gspca_dev->dev, 0x0d, 0x41);
- ov534_reg_verify_write(gspca_dev->dev, 0xe5, 0x02);
+ ov534_reg_write(gspca_dev->dev, 0xe5, 0x02);
break;
case 40:
sccb_reg_write(gspca_dev->dev, 0x11, 0x02);
sccb_reg_write(gspca_dev->dev, 0x0d, 0xc1);
- ov534_reg_verify_write(gspca_dev->dev, 0xe5, 0x04);
+ ov534_reg_write(gspca_dev->dev, 0xe5, 0x04);
break;
/* case 30: */
default:
fr = 30;
sccb_reg_write(gspca_dev->dev, 0x11, 0x04);
sccb_reg_write(gspca_dev->dev, 0x0d, 0x81);
- ov534_reg_verify_write(gspca_dev->dev, 0xe5, 0x02);
+ ov534_reg_write(gspca_dev->dev, 0xe5, 0x02);
break;
case 15:
sccb_reg_write(gspca_dev->dev, 0x11, 0x03);
sccb_reg_write(gspca_dev->dev, 0x0d, 0x41);
- ov534_reg_verify_write(gspca_dev->dev, 0xe5, 0x04);
+ ov534_reg_write(gspca_dev->dev, 0xe5, 0x04);
break;
}
generated by cgit v1.2.3 (git 2.25.1) at 2024-12-23 05:16:23 +0000