aboutsummaryrefslogtreecommitdiffstats
path: root/drivers/media/video/gspca/ov534.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/media/video/gspca/ov534.c')
-rw-r--r--drivers/media/video/gspca/ov534.c820
1 files changed, 611 insertions, 209 deletions
diff --git a/drivers/media/video/gspca/ov534.c b/drivers/media/video/gspca/ov534.c
index 3bf15e401693..19e0bc60de14 100644
--- a/drivers/media/video/gspca/ov534.c
+++ b/drivers/media/video/gspca/ov534.c
@@ -1,7 +1,8 @@
/*
- * ov534/ov772x gspca driver
+ * ov534 gspca driver
* Copyright (C) 2008 Antonio Ospite <ospite@studenti.unina.it>
* Copyright (C) 2008 Jim Paris <jim@jtan.com>
+ * Copyright (C) 2009 Jean-Francois Moine http://moinejf.free.fr
*
* Based on a prototype written by Mark Ferrell <majortrips@gmail.com>
* USB protocol reverse engineered by Jim Paris <jim@jtan.com>
@@ -26,7 +27,7 @@
#include "gspca.h"
-#define OV534_REG_ADDRESS 0xf1 /* ? */
+#define OV534_REG_ADDRESS 0xf1 /* sensor address */
#define OV534_REG_SUBADDR 0xf2
#define OV534_REG_WRITE 0xf3
#define OV534_REG_READ 0xf4
@@ -46,9 +47,13 @@ MODULE_LICENSE("GPL");
/* specific webcam descriptor */
struct sd {
struct gspca_dev gspca_dev; /* !! must be the first item */
- __u32 last_fid;
__u32 last_pts;
- int frame_rate;
+ u16 last_fid;
+ u8 frame_rate;
+
+ u8 sensor;
+#define SENSOR_OV772X 0
+#define SENSOR_OV965X 1
};
/* V4L2 controls supported by the driver */
@@ -63,114 +68,7 @@ static const struct v4l2_pix_format vga_mode[] = {
.priv = 0},
};
-static void ov534_reg_write(struct gspca_dev *gspca_dev, u16 reg, u8 val)
-{
- struct usb_device *udev = gspca_dev->dev;
- int ret;
-
- PDEBUG(D_USBO, "reg=0x%04x, val=0%02x", reg, val);
- gspca_dev->usb_buf[0] = val;
- ret = usb_control_msg(udev,
- usb_sndctrlpipe(udev, 0),
- 0x1,
- USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_DEVICE,
- 0x0, reg, gspca_dev->usb_buf, 1, CTRL_TIMEOUT);
- if (ret < 0)
- PDEBUG(D_ERR, "write failed");
-}
-
-static u8 ov534_reg_read(struct gspca_dev *gspca_dev, u16 reg)
-{
- struct usb_device *udev = gspca_dev->dev;
- int ret;
-
- ret = usb_control_msg(udev,
- usb_rcvctrlpipe(udev, 0),
- 0x1,
- USB_DIR_IN | USB_TYPE_VENDOR | USB_RECIP_DEVICE,
- 0x0, reg, gspca_dev->usb_buf, 1, CTRL_TIMEOUT);
- PDEBUG(D_USBI, "reg=0x%04x, data=0x%02x", reg, gspca_dev->usb_buf[0]);
- if (ret < 0)
- PDEBUG(D_ERR, "read failed");
- return gspca_dev->usb_buf[0];
-}
-
-/* Two bits control LED: 0x21 bit 7 and 0x23 bit 7.
- * (direction and output)? */
-static void ov534_set_led(struct gspca_dev *gspca_dev, int status)
-{
- u8 data;
-
- PDEBUG(D_CONF, "led status: %d", status);
-
- data = ov534_reg_read(gspca_dev, 0x21);
- data |= 0x80;
- ov534_reg_write(gspca_dev, 0x21, data);
-
- data = ov534_reg_read(gspca_dev, 0x23);
- if (status)
- data |= 0x80;
- else
- data &= ~(0x80);
-
- ov534_reg_write(gspca_dev, 0x23, data);
-}
-
-static int sccb_check_status(struct gspca_dev *gspca_dev)
-{
- u8 data;
- int i;
-
- for (i = 0; i < 5; i++) {
- data = ov534_reg_read(gspca_dev, OV534_REG_STATUS);
-
- switch (data) {
- case 0x00:
- return 1;
- case 0x04:
- return 0;
- case 0x03:
- break;
- default:
- PDEBUG(D_ERR, "sccb status 0x%02x, attempt %d/5",
- data, i + 1);
- }
- }
- return 0;
-}
-
-static void sccb_reg_write(struct gspca_dev *gspca_dev, u16 reg, u8 val)
-{
- PDEBUG(D_USBO, "reg: 0x%04x, val: 0x%02x", reg, val);
- ov534_reg_write(gspca_dev, OV534_REG_SUBADDR, reg);
- ov534_reg_write(gspca_dev, OV534_REG_WRITE, val);
- ov534_reg_write(gspca_dev, OV534_REG_OPERATION, OV534_OP_WRITE_3);
-
- if (!sccb_check_status(gspca_dev))
- PDEBUG(D_ERR, "sccb_reg_write failed");
-}
-
-#ifdef GSPCA_DEBUG
-static u8 sccb_reg_read(struct gspca_dev *gspca_dev, u16 reg)
-{
- ov534_reg_write(gspca_dev, OV534_REG_SUBADDR, reg);
- ov534_reg_write(gspca_dev, OV534_REG_OPERATION, OV534_OP_WRITE_2);
- if (!sccb_check_status(gspca_dev))
- PDEBUG(D_ERR, "sccb_reg_read failed 1");
-
- ov534_reg_write(gspca_dev, OV534_REG_OPERATION, OV534_OP_READ_2);
- if (!sccb_check_status(gspca_dev))
- PDEBUG(D_ERR, "sccb_reg_read failed 2");
-
- return ov534_reg_read(gspca_dev, OV534_REG_READ);
-}
-#endif
-
-static const __u8 ov534_reg_initdata[][2] = {
- { 0xe7, 0x3a },
-
- { OV534_REG_ADDRESS, 0x42 }, /* select OV772x sensor */
-
+static const u8 bridge_init_ov722x[][2] = {
{ 0xc2, 0x0c },
{ 0x88, 0xf8 },
{ 0xc3, 0x69 },
@@ -228,7 +126,7 @@ static const __u8 ov534_reg_initdata[][2] = {
{ 0xc2, 0x0c },
};
-static const __u8 ov772x_reg_initdata[][2] = {
+static const u8 sensor_init_ov722x[][2] = {
{ 0x12, 0x80 },
{ 0x11, 0x01 },
@@ -311,6 +209,456 @@ static const __u8 ov772x_reg_initdata[][2] = {
{ 0x0c, 0xd0 }
};
+static const u8 bridge_init_ov965x[][2] = {
+ {0x88, 0xf8},
+ {0x89, 0xff},
+ {0x76, 0x03},
+ {0x92, 0x03},
+ {0x95, 0x10},
+ {0xe2, 0x00},
+ {0xe7, 0x3e},
+ {0x8d, 0x1c},
+ {0x8e, 0x00},
+ {0x8f, 0x00},
+ {0x1f, 0x00},
+ {0xc3, 0xf9},
+ {0x89, 0xff},
+ {0x88, 0xf8},
+ {0x76, 0x03},
+ {0x92, 0x01},
+ {0x93, 0x18},
+ {0x1c, 0x0a},
+ {0x1d, 0x48},
+ {0xc0, 0x50},
+ {0xc1, 0x3c},
+ {0x34, 0x05},
+ {0xc2, 0x0c},
+ {0xc3, 0xf9},
+ {0x34, 0x05},
+ {0xe7, 0x2e},
+ {0x31, 0xf9},
+ {0x35, 0x02},
+ {0xd9, 0x10},
+ {0x25, 0x42},
+ {0x94, 0x11},
+};
+
+static const u8 sensor_init_ov965x[][2] = {
+ {0x12, 0x80}, /* com7 - reset */
+ {0x00, 0x00}, /* gain */
+ {0x01, 0x80}, /* blue */
+ {0x02, 0x80}, /* red */
+ {0x03, 0x1b}, /* vref */
+ {0x04, 0x03}, /* com1 - exposure low bits */
+ {0x0b, 0x57}, /* ver */
+ {0x0e, 0x61}, /* com5 */
+ {0x0f, 0x42}, /* com6 */
+ {0x11, 0x00}, /* clkrc */
+ {0x12, 0x02}, /* com7 */
+ {0x13, 0xe7}, /* com8 - everything (AGC, AWB and AEC) */
+ {0x14, 0x28}, /* com9 */
+ {0x16, 0x24}, /* rsvd16 */
+ {0x17, 0x1d}, /* hstart*/
+ {0x18, 0xbd}, /* hstop */
+ {0x19, 0x01}, /* vstrt */
+ {0x1a, 0x81}, /* vstop*/
+ {0x1e, 0x04}, /* mvfp */
+ {0x24, 0x3c}, /* aew */
+ {0x25, 0x36}, /* aeb */
+ {0x26, 0x71}, /* vpt */
+ {0x27, 0x08}, /* bbias */
+ {0x28, 0x08}, /* gbbias */
+ {0x29, 0x15}, /* gr com */
+ {0x2a, 0x00},
+ {0x2b, 0x00},
+ {0x2c, 0x08}, /* rbias */
+ {0x32, 0xff}, /* href */
+ {0x33, 0x00}, /* chlf */
+ {0x34, 0x3f}, /* arblm */
+ {0x35, 0x00}, /* rsvd35 */
+ {0x36, 0xf8}, /* rsvd36 */
+ {0x38, 0x72}, /* acom38 */
+ {0x39, 0x57}, /* ofon */
+ {0x3a, 0x80}, /* tslb */
+ {0x3b, 0xc4},
+ {0x3d, 0x99}, /* com13 */
+ {0x3f, 0xc1},
+ {0x40, 0xc0}, /* com15 */
+ {0x41, 0x40}, /* com16 */
+ {0x42, 0xc0},
+ {0x43, 0x0a},
+ {0x44, 0xf0},
+ {0x45, 0x46},
+ {0x46, 0x62},
+ {0x47, 0x2a},
+ {0x48, 0x3c},
+ {0x4a, 0xfc},
+ {0x4b, 0xfc},
+ {0x4c, 0x7f},
+ {0x4d, 0x7f},
+ {0x4e, 0x7f},
+ {0x4f, 0x98},
+ {0x50, 0x98},
+ {0x51, 0x00},
+ {0x52, 0x28},
+ {0x53, 0x70},
+ {0x54, 0x98},
+ {0x58, 0x1a},
+ {0x59, 0x85},
+ {0x5a, 0xa9},
+ {0x5b, 0x64},
+ {0x5c, 0x84},
+ {0x5d, 0x53},
+ {0x5e, 0x0e},
+ {0x5f, 0xf0},
+ {0x60, 0xf0},
+ {0x61, 0xf0},
+ {0x62, 0x00}, /* lcc1 */
+ {0x63, 0x00}, /* lcc2 */
+ {0x64, 0x02}, /* lcc3 */
+ {0x65, 0x16}, /* lcc4 */
+ {0x66, 0x01}, /* lcc5 */
+ {0x69, 0x02}, /* hv */
+ {0x6b, 0x5a}, /* dbvl */
+ {0x6c, 0x04},
+ {0x6d, 0x55},
+ {0x6e, 0x00},
+ {0x6f, 0x9d},
+ {0x70, 0x21},
+ {0x71, 0x78},
+ {0x72, 0x00},
+ {0x73, 0x01},
+ {0x74, 0x3a},
+ {0x75, 0x35},
+ {0x76, 0x01},
+ {0x77, 0x02},
+ {0x7a, 0x12},
+ {0x7b, 0x08},
+ {0x7c, 0x16},
+ {0x7d, 0x30},
+ {0x7e, 0x5e},
+ {0x7f, 0x72},
+ {0x80, 0x82},
+ {0x81, 0x8e},
+ {0x82, 0x9a},
+ {0x83, 0xa4},
+ {0x84, 0xac},
+ {0x85, 0xb8},
+ {0x86, 0xc3},
+ {0x87, 0xd6},
+ {0x88, 0xe6},
+ {0x89, 0xf2},
+ {0x8a, 0x03},
+ {0x8c, 0x89},
+ {0x14, 0x28}, /* com9 */
+ {0x90, 0x7d},
+ {0x91, 0x7b},
+ {0x9d, 0x03},
+ {0x9e, 0x04},
+ {0x9f, 0x7a},
+ {0xa0, 0x79},
+ {0xa1, 0x40}, /* aechm */
+ {0xa4, 0x50},
+ {0xa5, 0x68}, /* com26 */
+ {0xa6, 0x4a},
+ {0xa8, 0xc1}, /* acoma8 */
+ {0xa9, 0xef}, /* acoma9 */
+ {0xaa, 0x92},
+ {0xab, 0x04},
+ {0xac, 0x80},
+ {0xad, 0x80},
+ {0xae, 0x80},
+ {0xaf, 0x80},
+ {0xb2, 0xf2},
+ {0xb3, 0x20},
+ {0xb4, 0x20},
+ {0xb5, 0x00},
+ {0xb6, 0xaf},
+ {0xbb, 0xae},
+ {0xbc, 0x7f},
+ {0xdb, 0x7f},
+ {0xbe, 0x7f},
+ {0xbf, 0x7f},
+ {0xc0, 0xe2},
+ {0xc1, 0xc0},
+ {0xc2, 0x01},
+ {0xc3, 0x4e},
+ {0xc6, 0x85},
+ {0xc7, 0x80},
+ {0xc9, 0xe0},
+ {0xca, 0xe8},
+ {0xcb, 0xf0},
+ {0xcc, 0xd8},
+ {0xcd, 0xf1},
+ {0x4f, 0x98},
+ {0x50, 0x98},
+ {0x51, 0x00},
+ {0x52, 0x28},
+ {0x53, 0x70},
+ {0x54, 0x98},
+ {0x58, 0x1a},
+ {0xff, 0x41}, /* read 41, write ff 00 */
+ {0x41, 0x40}, /* com16 */
+ {0xc5, 0x03},
+ {0x6a, 0x02},
+
+ {0x12, 0x62}, /* com7 - VGA + CIF */
+ {0x36, 0xfa}, /* rsvd36 */
+ {0x69, 0x0a}, /* hv */
+ {0x8c, 0x89}, /* com22 */
+ {0x14, 0x28}, /* com9 */
+ {0x3e, 0x0c},
+ {0x41, 0x40}, /* com16 */
+ {0x72, 0x00},
+ {0x73, 0x00},
+ {0x74, 0x3a},
+ {0x75, 0x35},
+ {0x76, 0x01},
+ {0xc7, 0x80},
+ {0x03, 0x12}, /* vref */
+ {0x17, 0x16}, /* hstart */
+ {0x18, 0x02}, /* hstop */
+ {0x19, 0x01}, /* vstrt */
+ {0x1a, 0x3d}, /* vstop */
+ {0x32, 0xff}, /* href */
+ {0xc0, 0xaa},
+};
+
+static const u8 bridge_init_ov965x_2[][2] = {
+ {0x94, 0xaa},
+ {0xf1, 0x60},
+ {0xe5, 0x04},
+ {0xc0, 0x50},
+ {0xc1, 0x3c},
+ {0x8c, 0x00},
+ {0x8d, 0x1c},
+ {0x34, 0x05},
+
+ {0xc2, 0x0c},
+ {0xc3, 0xf9},
+ {0xda, 0x01},
+ {0x50, 0x00},
+ {0x51, 0xa0},
+ {0x52, 0x3c},
+ {0x53, 0x00},
+ {0x54, 0x00},
+ {0x55, 0x00},
+ {0x57, 0x00},
+ {0x5c, 0x00},
+ {0x5a, 0xa0},
+ {0x5b, 0x78},
+ {0x35, 0x02},
+ {0xd9, 0x10},
+ {0x94, 0x11},
+};
+
+static const u8 sensor_init_ov965x_2[][2] = {
+ {0x3b, 0xc4},
+ {0x1e, 0x04}, /* mvfp */
+ {0x13, 0xe0}, /* com8 */
+ {0x00, 0x00}, /* gain */
+ {0x13, 0xe7}, /* com8 - everything (AGC, AWB and AEC) */
+ {0x11, 0x03}, /* clkrc */
+ {0x6b, 0x5a}, /* dblv */
+ {0x6a, 0x05},
+ {0xc5, 0x07},
+ {0xa2, 0x4b},
+ {0xa3, 0x3e},
+ {0x2d, 0x00},
+ {0xff, 0x42}, /* read 42, write ff 00 */
+ {0x42, 0xc0},
+ {0x2d, 0x00},
+ {0xff, 0x42}, /* read 42, write ff 00 */
+ {0x42, 0xc1},
+ {0x3f, 0x01},
+ {0xff, 0x42}, /* read 42, write ff 00 */
+ {0x42, 0xc1},
+ {0x4f, 0x98},
+ {0x50, 0x98},
+ {0x51, 0x00},
+ {0x52, 0x28},
+ {0x53, 0x70},
+ {0x54, 0x98},
+ {0x58, 0x1a},
+ {0xff, 0x41}, /* read 41, write ff 00 */
+ {0x41, 0x40}, /* com16 */
+ {0x56, 0x40},
+ {0x55, 0x8f},
+ {0x10, 0x25}, /* aech - exposure high bits */
+ {0xff, 0x13}, /* read 13, write ff 00 */
+ {0x13, 0xe7}, /* com8 - everything (AGC, AWB and AEC) */
+};
+
+static const u8 bridge_start_ov965x[][2] = {
+ {0xc2, 0x4c},
+ {0xc3, 0xf9},
+ {0x50, 0x00},
+ {0x51, 0xa0},
+ {0x52, 0x78},
+ {0x53, 0x00},
+ {0x54, 0x00},
+ {0x55, 0x00},
+ {0x57, 0x00},
+ {0x5c, 0x00},
+ {0x5a, 0x28},
+ {0x5b, 0x1e},
+ {0x35, 0x00},
+ {0xd9, 0x21},
+ {0x94, 0x11},
+};
+
+static const u8 sensor_start_ov965x[][2] = {
+ {0x3b, 0xe4},
+ {0x1e, 0x04}, /* mvfp */
+ {0x13, 0xe0}, /* com8 */
+ {0x00, 0x00},
+ {0x13, 0xe7}, /* com8 - everything (AGC, AWB and AEC) */
+ {0x11, 0x01}, /* clkrc */
+ {0x6b, 0x5a}, /* dblv */
+ {0x6a, 0x02},
+ {0xc5, 0x03},
+ {0xa2, 0x96},
+ {0xa3, 0x7d},
+ {0xff, 0x13}, /* read 13, write ff 00 */
+ {0x13, 0xe7},
+ {0x3a, 0x80},
+ {0xff, 0x42}, /* read 42, write ff 00 */
+ {0x42, 0xc1},
+};
+
+
+static void ov534_reg_write(struct gspca_dev *gspca_dev, u16 reg, u8 val)
+{
+ struct usb_device *udev = gspca_dev->dev;
+ int ret;
+
+ PDEBUG(D_USBO, "reg=0x%04x, val=0%02x", reg, val);
+ gspca_dev->usb_buf[0] = val;
+ ret = usb_control_msg(udev,
+ usb_sndctrlpipe(udev, 0),
+ 0x01,
+ USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_DEVICE,
+ 0x00, reg, gspca_dev->usb_buf, 1, CTRL_TIMEOUT);
+ if (ret < 0)
+ PDEBUG(D_ERR, "write failed");
+}
+
+static u8 ov534_reg_read(struct gspca_dev *gspca_dev, u16 reg)
+{
+ struct usb_device *udev = gspca_dev->dev;
+ int ret;
+
+ ret = usb_control_msg(udev,
+ usb_rcvctrlpipe(udev, 0),
+ 0x01,
+ USB_DIR_IN | USB_TYPE_VENDOR | USB_RECIP_DEVICE,
+ 0x00, reg, gspca_dev->usb_buf, 1, CTRL_TIMEOUT);
+ PDEBUG(D_USBI, "reg=0x%04x, data=0x%02x", reg, gspca_dev->usb_buf[0]);
+ if (ret < 0)
+ PDEBUG(D_ERR, "read failed");
+ return gspca_dev->usb_buf[0];
+}
+
+/* Two bits control LED: 0x21 bit 7 and 0x23 bit 7.
+ * (direction and output)? */
+static void ov534_set_led(struct gspca_dev *gspca_dev, int status)
+{
+ u8 data;
+
+ PDEBUG(D_CONF, "led status: %d", status);
+
+ data = ov534_reg_read(gspca_dev, 0x21);
+ data |= 0x80;
+ ov534_reg_write(gspca_dev, 0x21, data);
+
+ data = ov534_reg_read(gspca_dev, 0x23);
+ if (status)
+ data |= 0x80;
+ else
+ data &= ~0x80;
+
+ ov534_reg_write(gspca_dev, 0x23, data);
+
+ if (!status) {
+ data = ov534_reg_read(gspca_dev, 0x21);
+ data &= ~0x80;
+ ov534_reg_write(gspca_dev, 0x21, data);
+ }
+}
+
+static int sccb_check_status(struct gspca_dev *gspca_dev)
+{
+ u8 data;
+ int i;
+
+ for (i = 0; i < 5; i++) {
+ data = ov534_reg_read(gspca_dev, OV534_REG_STATUS);
+
+ switch (data) {
+ case 0x00:
+ return 1;
+ case 0x04:
+ return 0;
+ case 0x03:
+ break;
+ default:
+ PDEBUG(D_ERR, "sccb status 0x%02x, attempt %d/5",
+ data, i + 1);
+ }
+ }
+ return 0;
+}
+
+static void sccb_reg_write(struct gspca_dev *gspca_dev, u8 reg, u8 val)
+{
+ PDEBUG(D_USBO, "reg: 0x%02x, val: 0x%02x", reg, val);
+ ov534_reg_write(gspca_dev, OV534_REG_SUBADDR, reg);
+ ov534_reg_write(gspca_dev, OV534_REG_WRITE, val);
+ ov534_reg_write(gspca_dev, OV534_REG_OPERATION, OV534_OP_WRITE_3);
+
+ if (!sccb_check_status(gspca_dev))
+ PDEBUG(D_ERR, "sccb_reg_write failed");
+}
+
+static u8 sccb_reg_read(struct gspca_dev *gspca_dev, u16 reg)
+{
+ ov534_reg_write(gspca_dev, OV534_REG_SUBADDR, reg);
+ ov534_reg_write(gspca_dev, OV534_REG_OPERATION, OV534_OP_WRITE_2);
+ if (!sccb_check_status(gspca_dev))
+ PDEBUG(D_ERR, "sccb_reg_read failed 1");
+
+ ov534_reg_write(gspca_dev, OV534_REG_OPERATION, OV534_OP_READ_2);
+ if (!sccb_check_status(gspca_dev))
+ PDEBUG(D_ERR, "sccb_reg_read failed 2");
+
+ return ov534_reg_read(gspca_dev, OV534_REG_READ);
+}
+
+/* output a bridge sequence (reg - val) */
+static void reg_w_array(struct gspca_dev *gspca_dev,
+ const u8 (*data)[2], int len)
+{
+ while (--len >= 0) {
+ ov534_reg_write(gspca_dev, (*data)[0], (*data)[1]);
+ data++;
+ }
+}
+
+/* output a sensor sequence (reg - val) */
+static void sccb_w_array(struct gspca_dev *gspca_dev,
+ const u8 (*data)[2], int len)
+{
+ while (--len >= 0) {
+ if ((*data)[0] != 0xff) {
+ sccb_reg_write(gspca_dev, (*data)[0], (*data)[1]);
+ } else {
+ sccb_reg_read(gspca_dev, (*data)[1]);
+ sccb_reg_write(gspca_dev, 0xff, 0x00);
+ }
+ data++;
+ }
+}
+
/* set framerate */
static void ov534_set_frame_rate(struct gspca_dev *gspca_dev)
{
@@ -346,40 +694,17 @@ static void ov534_set_frame_rate(struct gspca_dev *gspca_dev)
PDEBUG(D_PROBE, "frame_rate: %d", fr);
}
-/* setup method */
-static void ov534_setup(struct gspca_dev *gspca_dev)
-{
- int i;
-
- /* Initialize bridge chip */
- for (i = 0; i < ARRAY_SIZE(ov534_reg_initdata); i++)
- ov534_reg_write(gspca_dev, ov534_reg_initdata[i][0],
- ov534_reg_initdata[i][1]);
-
- PDEBUG(D_PROBE, "sensor is ov%02x%02x",
- sccb_reg_read(gspca_dev, 0x0a),
- sccb_reg_read(gspca_dev, 0x0b));
-
- ov534_set_led(gspca_dev, 1);
-
- /* Initialize sensor */
- for (i = 0; i < ARRAY_SIZE(ov772x_reg_initdata); i++)
- sccb_reg_write(gspca_dev, ov772x_reg_initdata[i][0],
- ov772x_reg_initdata[i][1]);
-
- ov534_reg_write(gspca_dev, 0xe0, 0x09);
- ov534_set_led(gspca_dev, 0);
-}
-
/* this function is called at probe time */
static int sd_config(struct gspca_dev *gspca_dev,
const struct usb_device_id *id)
{
+ struct sd *sd = (struct sd *) gspca_dev;
struct cam *cam;
+ sd->sensor = id->driver_info;
+
cam = &gspca_dev->cam;
- cam->epaddr = 0x01;
cam->cam_mode = vga_mode;
cam->nmodes = ARRAY_SIZE(vga_mode);
@@ -392,26 +717,102 @@ static int sd_config(struct gspca_dev *gspca_dev,
/* this function is called at probe and resume time */
static int sd_init(struct gspca_dev *gspca_dev)
{
- ov534_setup(gspca_dev);
- ov534_set_frame_rate(gspca_dev);
+ struct sd *sd = (struct sd *) gspca_dev;
+ u16 sensor_id;
+ static const u8 sensor_addr[2] = {
+ 0x42, /* 0 SENSOR_OV772X */
+ 0x60, /* 1 SENSOR_OV965X */
+ };
+
+ /* reset bridge */
+ ov534_reg_write(gspca_dev, 0xe7, 0x3a);
+ ov534_reg_write(gspca_dev, 0xe0, 0x08);
+ msleep(100);
+
+ /* initialize the sensor address */
+ ov534_reg_write(gspca_dev, OV534_REG_ADDRESS,
+ sensor_addr[sd->sensor]);
+
+ /* reset sensor */
+ sccb_reg_write(gspca_dev, 0x12, 0x80);
+ msleep(10);
+
+ /* probe the sensor */
+ sccb_reg_read(gspca_dev, 0x0a);
+ sensor_id = sccb_reg_read(gspca_dev, 0x0a) << 8;
+ sccb_reg_read(gspca_dev, 0x0b);
+ sensor_id |= sccb_reg_read(gspca_dev, 0x0b);
+ PDEBUG(D_PROBE, "Sensor ID: %04x", sensor_id);
+
+ /* initialize */
+ switch (sd->sensor) {
+ case SENSOR_OV772X:
+ reg_w_array(gspca_dev, bridge_init_ov722x,
+ ARRAY_SIZE(bridge_init_ov722x));
+ ov534_set_led(gspca_dev, 1);
+ sccb_w_array(gspca_dev, sensor_init_ov722x,
+ ARRAY_SIZE(sensor_init_ov722x));
+ ov534_reg_write(gspca_dev, 0xe0, 0x09);
+ ov534_set_led(gspca_dev, 0);
+ ov534_set_frame_rate(gspca_dev);
+ break;
+ default:
+/* case SENSOR_OV965X: */
+ reg_w_array(gspca_dev, bridge_init_ov965x,
+ ARRAY_SIZE(bridge_init_ov965x));
+ sccb_w_array(gspca_dev, sensor_init_ov965x,
+ ARRAY_SIZE(sensor_init_ov965x));
+ reg_w_array(gspca_dev, bridge_init_ov965x_2,
+ ARRAY_SIZE(bridge_init_ov965x_2));
+ sccb_w_array(gspca_dev, sensor_init_ov965x_2,
+ ARRAY_SIZE(sensor_init_ov965x_2));
+ ov534_reg_write(gspca_dev, 0xe0, 0x00);
+ ov534_reg_write(gspca_dev, 0xe0, 0x01);
+ ov534_set_led(gspca_dev, 0);
+ ov534_reg_write(gspca_dev, 0xe0, 0x00);
+ }
return 0;
}
static int sd_start(struct gspca_dev *gspca_dev)
{
- /* start streaming data */
- ov534_set_led(gspca_dev, 1);
- ov534_reg_write(gspca_dev, 0xe0, 0x00);
+ struct sd *sd = (struct sd *) gspca_dev;
+ switch (sd->sensor) {
+ case SENSOR_OV772X:
+ ov534_set_led(gspca_dev, 1);
+ ov534_reg_write(gspca_dev, 0xe0, 0x00);
+ break;
+ default:
+/* case SENSOR_OV965X: */
+ reg_w_array(gspca_dev, bridge_start_ov965x,
+ ARRAY_SIZE(bridge_start_ov965x));
+ sccb_w_array(gspca_dev, sensor_start_ov965x,
+ ARRAY_SIZE(sensor_start_ov965x));
+ ov534_reg_write(gspca_dev, 0xe0, 0x00);
+ ov534_set_led(gspca_dev, 1);
+/*fixme: other sensor start omitted*/
+ }
return 0;
}
static void sd_stopN(struct gspca_dev *gspca_dev)
{
- /* stop streaming data */
- ov534_reg_write(gspca_dev, 0xe0, 0x09);
- ov534_set_led(gspca_dev, 0);
+ struct sd *sd = (struct sd *) gspca_dev;
+
+ switch (sd->sensor) {
+ case SENSOR_OV772X:
+ ov534_reg_write(gspca_dev, 0xe0, 0x09);
+ ov534_set_led(gspca_dev, 0);
+ break;
+ default:
+/* case SENSOR_OV965X: */
+ ov534_reg_write(gspca_dev, 0xe0, 0x01);
+ ov534_set_led(gspca_dev, 0);
+ ov534_reg_write(gspca_dev, 0xe0, 0x00);
+ break;
+ }
}
/* Values for bmHeaderInfo (Video and Still Image Payload Headers, 2.4.3.3) */
@@ -429,75 +830,75 @@ static void sd_pkt_scan(struct gspca_dev *gspca_dev, struct gspca_frame *frame,
{
struct sd *sd = (struct sd *) gspca_dev;
__u32 this_pts;
- int this_fid;
+ u16 this_fid;
int remaining_len = len;
- __u8 *next_data = data;
-scan_next:
- if (remaining_len <= 0)
- return;
-
- data = next_data;
- len = min(remaining_len, 2048);
- remaining_len -= len;
- next_data += len;
-
- /* Payloads are prefixed with a UVC-style header. We
- consider a frame to start when the FID toggles, or the PTS
- changes. A frame ends when EOF is set, and we've received
- the correct number of bytes. */
-
- /* Verify UVC header. Header length is always 12 */
- if (data[0] != 12 || len < 12) {
- PDEBUG(D_PACK, "bad header");
- goto discard;
- }
-
- /* Check errors */
- if (data[1] & UVC_STREAM_ERR) {
- PDEBUG(D_PACK, "payload error");
- goto discard;
- }
+ do {
+ len = min(remaining_len, 2040); /*fixme: was 2048*/
- /* Extract PTS and FID */
- if (!(data[1] & UVC_STREAM_PTS)) {
- PDEBUG(D_PACK, "PTS not present");
- goto discard;
- }
- this_pts = (data[5] << 24) | (data[4] << 16) | (data[3] << 8) | data[2];
- this_fid = (data[1] & UVC_STREAM_FID) ? 1 : 0;
-
- /* If PTS or FID has changed, start a new frame. */
- if (this_pts != sd->last_pts || this_fid != sd->last_fid) {
- gspca_frame_add(gspca_dev, FIRST_PACKET, frame, NULL, 0);
- sd->last_pts = this_pts;
- sd->last_fid = this_fid;
- }
+ /* Payloads are prefixed with a UVC-style header. We
+ consider a frame to start when the FID toggles, or the PTS
+ changes. A frame ends when EOF is set, and we've received
+ the correct number of bytes. */
- /* Add the data from this payload */
- gspca_frame_add(gspca_dev, INTER_PACKET, frame,
- data + 12, len - 12);
+ /* Verify UVC header. Header length is always 12 */
+ if (data[0] != 12 || len < 12) {
+ PDEBUG(D_PACK, "bad header");
+ goto discard;
+ }
- /* If this packet is marked as EOF, end the frame */
- if (data[1] & UVC_STREAM_EOF) {
- sd->last_pts = 0;
+ /* Check errors */
+ if (data[1] & UVC_STREAM_ERR) {
+ PDEBUG(D_PACK, "payload error");
+ goto discard;
+ }
- if ((frame->data_end - frame->data) !=
- (gspca_dev->width * gspca_dev->height * 2)) {
- PDEBUG(D_PACK, "short frame");
+ /* Extract PTS and FID */
+ if (!(data[1] & UVC_STREAM_PTS)) {
+ PDEBUG(D_PACK, "PTS not present");
goto discard;
}
+ this_pts = (data[5] << 24) | (data[4] << 16)
+ | (data[3] << 8) | data[2];
+ this_fid = (data[1] & UVC_STREAM_FID) ? 1 : 0;
+
+ /* If PTS or FID has changed, start a new frame. */
+ if (this_pts != sd->last_pts || this_fid != sd->last_fid) {
+ gspca_frame_add(gspca_dev, FIRST_PACKET, frame,
+ NULL, 0);
+ sd->last_pts = this_pts;
+ sd->last_fid = this_fid;
+ }
- gspca_frame_add(gspca_dev, LAST_PACKET, frame, NULL, 0);
- }
+ /* Add the data from this payload */
+ gspca_frame_add(gspca_dev, INTER_PACKET, frame,
+ data + 12, len - 12);
- /* Done this payload */
- goto scan_next;
+ /* If this packet is marked as EOF, end the frame */
+ if (data[1] & UVC_STREAM_EOF) {
+ sd->last_pts = 0;
+
+ if (frame->data_end - frame->data !=
+ gspca_dev->width * gspca_dev->height * 2) {
+ PDEBUG(D_PACK, "short frame");
+ goto discard;
+ }
+
+ frame = gspca_frame_add(gspca_dev, LAST_PACKET, frame,
+ NULL, 0);
+ }
+
+ /* Done this payload */
+ goto scan_next;
discard:
- /* Discard data until a new frame starts. */
- gspca_frame_add(gspca_dev, DISCARD_PACKET, frame, NULL, 0);
- goto scan_next;
+ /* Discard data until a new frame starts. */
+ gspca_frame_add(gspca_dev, DISCARD_PACKET, frame, NULL, 0);
+
+scan_next:
+ remaining_len -= len;
+ data += len;
+ } while (remaining_len > 0);
}
/* get stream parameters (framerate) */
@@ -556,9 +957,8 @@ static const struct sd_desc sd_desc = {
/* -- module initialisation -- */
static const __devinitdata struct usb_device_id device_table[] = {
- {USB_DEVICE(0x06f8, 0x3002)}, /* Hercules Blog Webcam */
- {USB_DEVICE(0x06f8, 0x3003)}, /* Hercules Dualpix HD Weblog */
- {USB_DEVICE(0x1415, 0x2000)}, /* Sony HD Eye for PS3 (SLEH 00201) */
+ {USB_DEVICE(0x06f8, 0x3003), .driver_info = SENSOR_OV965X},
+ {USB_DEVICE(0x1415, 0x2000), .driver_info = SENSOR_OV772X},
{}
};
@@ -585,8 +985,10 @@ static struct usb_driver sd_driver = {
/* -- module insert / remove -- */
static int __init sd_mod_init(void)
{
- if (usb_register(&sd_driver) < 0)
- return -1;
+ int ret;
+ ret = usb_register(&sd_driver);
+ if (ret < 0)
+ return ret;
PDEBUG(D_PROBE, "registered");
return 0;
}
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.