diff options
Diffstat (limited to 'drivers/media/video/gspca/ov534.c')
| -rw-r--r-- | drivers/media/video/gspca/ov534.c | 820 |
1 files changed, 611 insertions, 209 deletions
diff --git a/drivers/media/video/gspca/ov534.c b/drivers/media/video/gspca/ov534.c index 3bf15e40169..19e0bc60de1 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; } |