diff options
Diffstat (limited to 'drivers/media/video/gspca/pac7311.c')
| -rw-r--r-- | drivers/media/video/gspca/pac7311.c | 1110 |
1 files changed, 724 insertions, 386 deletions
diff --git a/drivers/media/video/gspca/pac7311.c b/drivers/media/video/gspca/pac7311.c index 815bea6edc4..d4be5184328 100644 --- a/drivers/media/video/gspca/pac7311.c +++ b/drivers/media/video/gspca/pac7311.c @@ -19,6 +19,36 @@ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */ +/* Some documentation about various registers as determined by trial and error. + When the register addresses differ between the 7202 and the 7311 the 2 + different addresses are written as 7302addr/7311addr, when one of the 2 + addresses is a - sign that register description is not valid for the + matching IC. + + Register page 1: + + Address Description + -/0x08 Unknown compressor related, must always be 8 except when not + in 640x480 resolution and page 4 reg 2 <= 3 then set it to 9 ! + -/0x1b Auto white balance related, bit 0 is AWB enable (inverted) + bits 345 seem to toggle per color gains on/off (inverted) + 0x78 Global control, bit 6 controls the LED (inverted) + -/0x80 JPEG compression ratio ? Best not touched + + Register page 3/4: + + Address Description + 0x02 Clock divider 2-63, fps =~ 60 / val. Must be a multiple of 3 on + the 7302, so one of 3, 6, 9, ..., except when between 6 and 12? + -/0x0f Master gain 1-245, low value = high gain + 0x10/- Master gain 0-31 + -/0x10 Another gain 0-15, limited influence (1-2x gain I guess) + 0x21 Bitfield: 0-1 unused, 2-3 vflip/hflip, 4-5 unknown, 6-7 unused + -/0x27 Seems to toggle various gains on / off, Setting bit 7 seems to + completely disable the analog amplification block. Set to 0x68 + for max gain, 0x14 for minimal gain. +*/ + #define MODULE_NAME "pac7311" #include "gspca.h" @@ -31,18 +61,23 @@ MODULE_LICENSE("GPL"); struct sd { struct gspca_dev gspca_dev; /* !! must be the first item */ - int lum_sum; - atomic_t avg_lum; - atomic_t do_gain; - unsigned char brightness; unsigned char contrast; unsigned char colors; + unsigned char gain; + unsigned char exposure; unsigned char autogain; + __u8 hflip; + __u8 vflip; + + __u8 sensor; +#define SENSOR_PAC7302 0 +#define SENSOR_PAC7311 1 - char ffseq; - signed char ag_cnt; -#define AG_CNT_START 13 + u8 sof_read; + u8 autogain_ignore_frames; + + atomic_t avg_lum; }; /* V4L2 controls supported by the driver */ @@ -54,8 +89,18 @@ static int sd_setcolors(struct gspca_dev *gspca_dev, __s32 val); static int sd_getcolors(struct gspca_dev *gspca_dev, __s32 *val); static int sd_setautogain(struct gspca_dev *gspca_dev, __s32 val); static int sd_getautogain(struct gspca_dev *gspca_dev, __s32 *val); +static int sd_sethflip(struct gspca_dev *gspca_dev, __s32 val); +static int sd_gethflip(struct gspca_dev *gspca_dev, __s32 *val); +static int sd_setvflip(struct gspca_dev *gspca_dev, __s32 val); +static int sd_getvflip(struct gspca_dev *gspca_dev, __s32 *val); +static int sd_setgain(struct gspca_dev *gspca_dev, __s32 val); +static int sd_getgain(struct gspca_dev *gspca_dev, __s32 *val); +static int sd_setexposure(struct gspca_dev *gspca_dev, __s32 val); +static int sd_getexposure(struct gspca_dev *gspca_dev, __s32 *val); static struct ctrl sd_ctrls[] = { +/* This control is pac7302 only */ +#define BRIGHTNESS_IDX 0 { { .id = V4L2_CID_BRIGHTNESS, @@ -71,13 +116,15 @@ static struct ctrl sd_ctrls[] = { .set = sd_setbrightness, .get = sd_getbrightness, }, +/* This control is for both the 7302 and the 7311 */ { { .id = V4L2_CID_CONTRAST, .type = V4L2_CTRL_TYPE_INTEGER, .name = "Contrast", .minimum = 0, - .maximum = 255, +#define CONTRAST_MAX 255 + .maximum = CONTRAST_MAX, .step = 1, #define CONTRAST_DEF 127 .default_value = CONTRAST_DEF, @@ -85,13 +132,16 @@ static struct ctrl sd_ctrls[] = { .set = sd_setcontrast, .get = sd_getcontrast, }, +/* This control is pac7302 only */ +#define SATURATION_IDX 2 { { .id = V4L2_CID_SATURATION, .type = V4L2_CTRL_TYPE_INTEGER, - .name = "Color", + .name = "Saturation", .minimum = 0, - .maximum = 255, +#define COLOR_MAX 255 + .maximum = COLOR_MAX, .step = 1, #define COLOR_DEF 127 .default_value = COLOR_DEF, @@ -99,6 +149,39 @@ static struct ctrl sd_ctrls[] = { .set = sd_setcolors, .get = sd_getcolors, }, +/* All controls below are for both the 7302 and the 7311 */ + { + { + .id = V4L2_CID_GAIN, + .type = V4L2_CTRL_TYPE_INTEGER, + .name = "Gain", + .minimum = 0, +#define GAIN_MAX 255 + .maximum = GAIN_MAX, + .step = 1, +#define GAIN_DEF 127 +#define GAIN_KNEE 255 /* Gain seems to cause little noise on the pac73xx */ + .default_value = GAIN_DEF, + }, + .set = sd_setgain, + .get = sd_getgain, + }, + { + { + .id = V4L2_CID_EXPOSURE, + .type = V4L2_CTRL_TYPE_INTEGER, + .name = "Exposure", + .minimum = 0, +#define EXPOSURE_MAX 255 + .maximum = EXPOSURE_MAX, + .step = 1, +#define EXPOSURE_DEF 16 /* 32 ms / 30 fps */ +#define EXPOSURE_KNEE 50 /* 100 ms / 10 fps */ + .default_value = EXPOSURE_DEF, + }, + .set = sd_setexposure, + .get = sd_getexposure, + }, { { .id = V4L2_CID_AUTOGAIN, @@ -113,101 +196,207 @@ static struct ctrl sd_ctrls[] = { .set = sd_setautogain, .get = sd_getautogain, }, + { + { + .id = V4L2_CID_HFLIP, + .type = V4L2_CTRL_TYPE_BOOLEAN, + .name = "Mirror", + .minimum = 0, + .maximum = 1, + .step = 1, +#define HFLIP_DEF 0 + .default_value = HFLIP_DEF, + }, + .set = sd_sethflip, + .get = sd_gethflip, + }, + { + { + .id = V4L2_CID_VFLIP, + .type = V4L2_CTRL_TYPE_BOOLEAN, + .name = "Vflip", + .minimum = 0, + .maximum = 1, + .step = 1, +#define VFLIP_DEF 0 + .default_value = VFLIP_DEF, + }, + .set = sd_setvflip, + .get = sd_getvflip, + }, }; static struct v4l2_pix_format vga_mode[] = { - {160, 120, V4L2_PIX_FMT_JPEG, V4L2_FIELD_NONE, + {160, 120, V4L2_PIX_FMT_PJPG, V4L2_FIELD_NONE, .bytesperline = 160, .sizeimage = 160 * 120 * 3 / 8 + 590, .colorspace = V4L2_COLORSPACE_JPEG, .priv = 2}, - {320, 240, V4L2_PIX_FMT_JPEG, V4L2_FIELD_NONE, + {320, 240, V4L2_PIX_FMT_PJPG, V4L2_FIELD_NONE, .bytesperline = 320, .sizeimage = 320 * 240 * 3 / 8 + 590, .colorspace = V4L2_COLORSPACE_JPEG, .priv = 1}, - {640, 480, V4L2_PIX_FMT_JPEG, V4L2_FIELD_NONE, + {640, 480, V4L2_PIX_FMT_PJPG, V4L2_FIELD_NONE, .bytesperline = 640, .sizeimage = 640 * 480 * 3 / 8 + 590, .colorspace = V4L2_COLORSPACE_JPEG, .priv = 0}, }; -#define PAC7311_JPEG_HEADER_SIZE (sizeof pac7311_jpeg_header) /* (594) */ - -static const __u8 pac7311_jpeg_header[] = { - 0xff, 0xd8, - 0xff, 0xe0, 0x00, 0x03, 0x20, - 0xff, 0xc0, 0x00, 0x11, 0x08, - 0x01, 0xe0, /* 12: height */ - 0x02, 0x80, /* 14: width */ - 0x03, /* 16 */ - 0x01, 0x21, 0x00, - 0x02, 0x11, 0x01, - 0x03, 0x11, 0x01, - 0xff, 0xdb, 0x00, 0x84, - 0x00, 0x10, 0x0b, 0x0c, 0x0e, 0x0c, 0x0a, 0x10, 0x0e, 0x0d, - 0x0e, 0x12, 0x11, 0x10, 0x13, 0x18, 0x28, 0x1a, 0x18, 0x16, - 0x16, 0x18, 0x31, 0x23, 0x25, 0x1d, 0x28, 0x3a, 0x33, 0x3d, - 0x3c, 0x39, 0x33, 0x38, 0x37, 0x40, 0x48, 0x5c, 0x4e, 0x40, - 0x44, 0x57, 0x45, 0x37, 0x38, 0x50, 0x6d, 0x51, 0x57, 0x5f, - 0x62, 0x67, 0x68, 0x67, 0x3e, 0x4d, 0x71, 0x79, 0x70, 0x64, - 0x78, 0x5c, 0x65, 0x67, 0x63, 0x01, 0x11, 0x12, 0x12, 0x18, - 0x15, 0x18, 0x2f, 0x1a, 0x1a, 0x2f, 0x63, 0x42, 0x38, 0x42, - 0x63, 0x63, 0x63, 0x63, 0x63, 0x63, 0x63, 0x63, 0x63, 0x63, - 0x63, 0x63, 0x63, 0x63, 0x63, 0x63, 0x63, 0x63, 0x63, 0x63, - 0x63, 0x63, 0x63, 0x63, 0x63, 0x63, 0x63, 0x63, 0x63, 0x63, - 0x63, 0x63, 0x63, 0x63, 0x63, 0x63, 0x63, 0x63, 0x63, 0x63, - 0x63, 0x63, 0x63, 0x63, 0x63, 0x63, 0x63, 0x63, 0x63, 0x63, - 0xff, 0xc4, 0x01, 0xa2, 0x00, 0x00, 0x01, 0x05, 0x01, 0x01, - 0x01, 0x01, 0x01, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08, - 0x09, 0x0a, 0x0b, 0x10, 0x00, 0x02, 0x01, 0x03, 0x03, 0x02, - 0x04, 0x03, 0x05, 0x05, 0x04, 0x04, 0x00, 0x00, 0x01, 0x7d, - 0x01, 0x02, 0x03, 0x00, 0x04, 0x11, 0x05, 0x12, 0x21, 0x31, - 0x41, 0x06, 0x13, 0x51, 0x61, 0x07, 0x22, 0x71, 0x14, 0x32, - 0x81, 0x91, 0xa1, 0x08, 0x23, 0x42, 0xb1, 0xc1, 0x15, 0x52, - 0xd1, 0xf0, 0x24, 0x33, 0x62, 0x72, 0x82, 0x09, 0x0a, 0x16, - 0x17, 0x18, 0x19, 0x1a, 0x25, 0x26, 0x27, 0x28, 0x29, 0x2a, - 0x34, 0x35, 0x36, 0x37, 0x38, 0x39, 0x3a, 0x43, 0x44, 0x45, - 0x46, 0x47, 0x48, 0x49, 0x4a, 0x53, 0x54, 0x55, 0x56, 0x57, - 0x58, 0x59, 0x5a, 0x63, 0x64, 0x65, 0x66, 0x67, 0x68, 0x69, - 0x6a, 0x73, 0x74, 0x75, 0x76, 0x77, 0x78, 0x79, 0x7a, 0x83, - 0x84, 0x85, 0x86, 0x87, 0x88, 0x89, 0x8a, 0x92, 0x93, 0x94, - 0x95, 0x96, 0x97, 0x98, 0x99, 0x9a, 0xa2, 0xa3, 0xa4, 0xa5, - 0xa6, 0xa7, 0xa8, 0xa9, 0xaa, 0xb2, 0xb3, 0xb4, 0xb5, 0xb6, - 0xb7, 0xb8, 0xb9, 0xba, 0xc2, 0xc3, 0xc4, 0xc5, 0xc6, 0xc7, - 0xc8, 0xc9, 0xca, 0xd2, 0xd3, 0xd4, 0xd5, 0xd6, 0xd7, 0xd8, - 0xd9, 0xda, 0xe1, 0xe2, 0xe3, 0xe4, 0xe5, 0xe6, 0xe7, 0xe8, - 0xe9, 0xea, 0xf1, 0xf2, 0xf3, 0xf4, 0xf5, 0xf6, 0xf7, 0xf8, - 0xf9, 0xfa, 0x01, 0x00, 0x03, 0x01, 0x01, 0x01, 0x01, 0x01, - 0x01, 0x01, 0x01, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08, 0x09, 0x0a, - 0x0b, 0x11, 0x00, 0x02, 0x01, 0x02, 0x04, 0x04, 0x03, 0x04, - 0x07, 0x05, 0x04, 0x04, 0x00, 0x01, 0x02, 0x77, 0x00, 0x01, - 0x02, 0x03, 0x11, 0x04, 0x05, 0x21, 0x31, 0x06, 0x12, 0x41, - 0x51, 0x07, 0x61, 0x71, 0x13, 0x22, 0x32, 0x81, 0x08, 0x14, - 0x42, 0x91, 0xa1, 0xb1, 0xc1, 0x09, 0x23, 0x33, 0x52, 0xf0, - 0x15, 0x62, 0x72, 0xd1, 0x0a, 0x16, 0x24, 0x34, 0xe1, 0x25, - 0xf1, 0x17, 0x18, 0x19, 0x1a, 0x26, 0x27, 0x28, 0x29, 0x2a, - 0x35, 0x36, 0x37, 0x38, 0x39, 0x3a, 0x43, 0x44, 0x45, 0x46, - 0x47, 0x48, 0x49, 0x4a, 0x53, 0x54, 0x55, 0x56, 0x57, 0x58, - 0x59, 0x5a, 0x63, 0x64, 0x65, 0x66, 0x67, 0x68, 0x69, 0x6a, - 0x73, 0x74, 0x75, 0x76, 0x77, 0x78, 0x79, 0x7a, 0x82, 0x83, - 0x84, 0x85, 0x86, 0x87, 0x88, 0x89, 0x8a, 0x92, 0x93, 0x94, - 0x95, 0x96, 0x97, 0x98, 0x99, 0x9a, 0xa2, 0xa3, 0xa4, 0xa5, - 0xa6, 0xa7, 0xa8, 0xa9, 0xaa, 0xb2, 0xb3, 0xb4, 0xb5, 0xb6, - 0xb7, 0xb8, 0xb9, 0xba, 0xc2, 0xc3, 0xc4, 0xc5, 0xc6, 0xc7, - 0xc8, 0xc9, 0xca, 0xd2, 0xd3, 0xd4, 0xd5, 0xd6, 0xd7, 0xd8, - 0xd9, 0xda, 0xe2, 0xe3, 0xe4, 0xe5, 0xe6, 0xe7, 0xe8, 0xe9, - 0xea, 0xf2, 0xf3, 0xf4, 0xf5, 0xf6, 0xf7, 0xf8, 0xf9, 0xfa, - 0xff, 0xda, 0x00, 0x0c, 0x03, 0x01, 0x00, 0x02, 0x11, 0x03, - 0x11, 0x00, 0x3f, 0x00 +/* pac 7302 */ +static const __u8 init_7302[] = { +/* index,value */ + 0xff, 0x01, /* page 1 */ + 0x78, 0x00, /* deactivate */ + 0xff, 0x01, + 0x78, 0x40, /* led off */ +}; +static const __u8 start_7302[] = { +/* index, len, [value]* */ + 0xff, 1, 0x00, /* page 0 */ + 0x00, 12, 0x01, 0x40, 0x40, 0x40, 0x01, 0xe0, 0x02, 0x80, + 0x00, 0x00, 0x00, 0x00, + 0x0d, 24, 0x03, 0x01, 0x00, 0xb5, 0x07, 0xcb, 0x00, 0x00, + 0x07, 0xc8, 0x00, 0xea, 0x07, 0xcf, 0x07, 0xf7, + 0x07, 0x7e, 0x01, 0x0b, 0x00, 0x00, 0x00, 0x11, + 0x26, 2, 0xaa, 0xaa, + 0x2e, 1, 0x31, + 0x38, 1, 0x01, + 0x3a, 3, 0x14, 0xff, 0x5a, + 0x43, 11, 0x00, 0x0a, 0x18, 0x11, 0x01, 0x2c, 0x88, 0x11, + 0x00, 0x54, 0x11, + 0x55, 1, 0x00, + 0x62, 4, 0x10, 0x1e, 0x1e, 0x18, + 0x6b, 1, 0x00, + 0x6e, 3, 0x08, 0x06, 0x00, + 0x72, 3, 0x00, 0xff, 0x00, + 0x7d, 23, 0x01, 0x01, 0x58, 0x46, 0x50, 0x3c, 0x50, 0x3c, + 0x54, 0x46, 0x54, 0x56, 0x52, 0x50, 0x52, 0x50, + 0x56, 0x64, 0xa4, 0x00, 0xda, 0x00, 0x00, + 0xa2, 10, 0x22, 0x2c, 0x3c, 0x54, 0x69, 0x7c, 0x9c, 0xb9, + 0xd2, 0xeb, + 0xaf, 1, 0x02, + 0xb5, 2, 0x08, 0x08, + 0xb8, 2, 0x08, 0x88, + 0xc4, 4, 0xae, 0x01, 0x04, 0x01, + 0xcc, 1, 0x00, + 0xd1, 11, 0x01, 0x30, 0x49, 0x5e, 0x6f, 0x7f, 0x8e, 0xa9, + 0xc1, 0xd7, 0xec, + 0xdc, 1, 0x01, + 0xff, 1, 0x01, /* page 1 */ + 0x12, 3, 0x02, 0x00, 0x01, + 0x3e, 2, 0x00, 0x00, + 0x76, 5, 0x01, 0x20, 0x40, 0x00, 0xf2, + 0x7c, 1, 0x00, + 0x7f, 10, 0x4b, 0x0f, 0x01, 0x2c, 0x02, 0x58, 0x03, 0x20, + 0x02, 0x00, + 0x96, 5, 0x01, 0x10, 0x04, 0x01, 0x04, + 0xc8, 14, 0x00, 0x00, 0x00, 0x00, 0x00, 0x07, 0x00, 0x00, + 0x07, 0x00, 0x01, 0x07, 0x04, 0x01, + 0xd8, 1, 0x01, + 0xdb, 2, 0x00, 0x01, + 0xde, 7, 0x00, 0x01, 0x04, 0x04, 0x00, 0x00, 0x00, + 0xe6, 4, 0x00, 0x00, 0x00, 0x01, + 0xeb, 1, 0x00, + 0xff, 1, 0x02, /* page 2 */ + 0x22, 1, 0x00, + 0xff, 1, 0x03, /* page 3 */ + 0x00, 255, /* load the page 3 */ + 0x11, 1, 0x01, + 0xff, 1, 0x02, /* page 2 */ + 0x13, 1, 0x00, + 0x22, 4, 0x1f, 0xa4, 0xf0, 0x96, + 0x27, 2, 0x14, 0x0c, + 0x2a, 5, 0xc8, 0x00, 0x18, 0x12, 0x22, + 0x64, 8, 0x00, 0x00, 0xf0, 0x01, 0x14, 0x44, 0x44, 0x44, + 0x6e, 1, 0x08, + 0xff, 1, 0x01, /* page 1 */ + 0x78, 1, 0x00, + 0, 0 /* end of sequence */ +}; + +/* page 3 - the value 0xaa says skip the index - see reg_w_page() */ +static const __u8 page3_7302[] = { + 0x90, 0x40, 0x03, 0x50, 0xc2, 0x01, 0x14, 0x16, + 0x14, 0x12, 0x00, 0x00, 0x00, 0x02, 0x33, 0x00, + 0x0f, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x47, 0x01, 0xb3, 0x01, 0x00, + 0x00, 0x08, 0x00, 0x00, 0x0d, 0x00, 0x00, 0x21, + 0x00, 0x00, 0x00, 0x54, 0xf4, 0x02, 0x52, 0x54, + 0xa4, 0xb8, 0xe0, 0x2a, 0xf6, 0x00, 0x00, 0x00, + 0x00, 0x1e, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0xfc, 0x00, 0xf2, 0x1f, 0x04, 0x00, 0x00, + 0x00, 0x00, 0x00, 0xc0, 0xc0, 0x10, 0x00, 0x00, + 0x00, 0x40, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x40, 0xff, 0x03, 0x19, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0xc8, 0xc8, 0xc8, + 0xc8, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x50, + 0x08, 0x10, 0x24, 0x40, 0x00, 0x00, 0x00, 0x00, + 0x01, 0x00, 0x02, 0x47, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x02, 0xfa, 0x00, 0x64, 0x5a, 0x28, 0x00, + 0x00 +}; + +/* pac 7311 */ +static const __u8 init_7311[] = { + 0x78, 0x40, /* Bit_0=start stream, Bit_6=LED */ + 0x78, 0x40, /* Bit_0=start stream, Bit_6=LED */ + 0x78, 0x44, /* Bit_0=start stream, Bit_6=LED */ + 0xff, 0x04, + 0x27, 0x80, + 0x28, 0xca, + 0x29, 0x53, + 0x2a, 0x0e, + 0xff, 0x01, + 0x3e, 0x20, +}; + +static const __u8 start_7311[] = { +/* index, len, [value]* */ + 0xff, 1, 0x01, /* page 1 */ + 0x02, 43, 0x48, 0x0a, 0x40, 0x08, 0x00, 0x00, 0x08, 0x00, + 0x06, 0xff, 0x11, 0xff, 0x5a, 0x30, 0x90, 0x4c, + 0x00, 0x07, 0x00, 0x0a, 0x10, 0x00, 0xa0, 0x10, + 0x02, 0x00, 0x00, 0x00, 0x00, 0x0b, 0x01, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, + 0x3e, 42, 0x00, 0x00, 0x78, 0x52, 0x4a, 0x52, 0x78, 0x6e, + 0x48, 0x46, 0x48, 0x6e, 0x5f, 0x49, 0x42, 0x49, + 0x5f, 0x5f, 0x49, 0x42, 0x49, 0x5f, 0x6e, 0x48, + 0x46, 0x48, 0x6e, 0x78, 0x52, 0x4a, 0x52, 0x78, + 0x00, 0x00, 0x09, 0x1b, 0x34, 0x49, 0x5c, 0x9b, + 0xd0, 0xff, + 0x78, 6, 0x44, 0x00, 0xf2, 0x01, 0x01, 0x80, + 0x7f, 18, 0x2a, 0x1c, 0x00, 0xc8, 0x02, 0x58, 0x03, 0x84, + 0x12, 0x00, 0x1a, 0x04, 0x08, 0x0c, 0x10, 0x14, + 0x18, 0x20, + 0x96, 3, 0x01, 0x08, 0x04, + 0xa0, 4, 0x44, 0x44, 0x44, 0x04, + 0xf0, 13, 0x01, 0x00, 0x00, 0x00, 0x22, 0x00, 0x20, 0x00, + 0x3f, 0x00, 0x0a, 0x01, 0x00, + 0xff, 1, 0x04, /* page 4 */ + 0x00, 254, /* load the page 4 */ + 0x11, 1, 0x01, + 0, 0 /* end of sequence */ +}; + +/* page 4 - the value 0xaa says skip the index - see reg_w_page() */ +static const __u8 page4_7311[] = { + 0xaa, 0xaa, 0x04, 0x54, 0x07, 0x2b, 0x09, 0x0f, + 0x09, 0x00, 0xaa, 0xaa, 0x07, 0x00, 0x00, 0x62, + 0x08, 0xaa, 0x07, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x03, 0xa0, 0x01, 0xf4, 0xaa, + 0xaa, 0x00, 0x08, 0xaa, 0x03, 0xaa, 0x00, 0x68, + 0xca, 0x10, 0x06, 0x78, 0x00, 0x00, 0x00, 0x00, + 0x23, 0x28, 0x04, 0x11, 0x00, 0x00 }; static void reg_w_buf(struct gspca_dev *gspca_dev, - __u16 index, - const char *buffer, __u16 len) + __u8 index, + const char *buffer, int len) { memcpy(gspca_dev->usb_buf, buffer, len); usb_control_msg(gspca_dev->dev, @@ -219,21 +408,9 @@ static void reg_w_buf(struct gspca_dev *gspca_dev, 500); } -static __u8 reg_r(struct gspca_dev *gspca_dev, - __u16 index) -{ - usb_control_msg(gspca_dev->dev, - usb_rcvctrlpipe(gspca_dev->dev, 0), - 0, /* request */ - USB_DIR_IN | USB_TYPE_VENDOR | USB_RECIP_DEVICE, - 0, /* value */ - index, gspca_dev->usb_buf, 1, - 500); - return gspca_dev->usb_buf[0]; -} static void reg_w(struct gspca_dev *gspca_dev, - __u16 index, + __u8 index, __u8 value) { gspca_dev->usb_buf[0] = value; @@ -241,10 +418,78 @@ static void reg_w(struct gspca_dev *gspca_dev, usb_sndctrlpipe(gspca_dev->dev, 0), 0, /* request */ USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_DEVICE, - value, index, gspca_dev->usb_buf, 1, + 0, index, gspca_dev->usb_buf, 1, 500); } +static void reg_w_seq(struct gspca_dev *gspca_dev, + const __u8 *seq, int len) +{ + while (--len >= 0) { + reg_w(gspca_dev, seq[0], seq[1]); + seq += 2; + } +} + +/* load the beginning of a page */ +static void reg_w_page(struct gspca_dev *gspca_dev, + const __u8 *page, int len) +{ + int index; + + for (index = 0; index < len; index++) { + if (page[index] == 0xaa) /* skip this index */ + continue; + gspca_dev->usb_buf[0] = page[index]; + usb_control_msg(gspca_dev->dev, + usb_sndctrlpipe(gspca_dev->dev, 0), + 0, /* request */ + USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_DEVICE, + 0, index, gspca_dev->usb_buf, 1, + 500); + } +} + +/* output a variable sequence */ +static void reg_w_var(struct gspca_dev *gspca_dev, + const __u8 *seq) +{ + int index, len; + + for (;;) { + index = *seq++; + len = *seq++; + switch (len) { + case 0: + return; + case 254: + reg_w_page(gspca_dev, page4_7311, sizeof page4_7311); + break; + case 255: + reg_w_page(gspca_dev, page3_7302, sizeof page3_7302); + break; + default: + if (len > 64) { + PDEBUG(D_ERR|D_STREAM, + "Incorrect variable sequence"); + return; + } + while (len > 0) { + if (len < 8) { + reg_w_buf(gspca_dev, index, seq, len); + seq += len; + break; + } + reg_w_buf(gspca_dev, index, seq, 8); + seq += 8; + index += 8; + len -= 8; + } + } + } + /* not reached */ +} + /* this function is called at probe time */ static int sd_config(struct gspca_dev *gspca_dev, const struct usb_device_id *id) @@ -252,203 +497,245 @@ static int sd_config(struct gspca_dev *gspca_dev, struct sd *sd = (struct sd *) gspca_dev; struct cam *cam; - PDEBUG(D_CONF, "Find Sensor PAC7311"); - reg_w(gspca_dev, 0x78, 0x40); /* Bit_0=start stream, Bit_7=LED */ - reg_w(gspca_dev, 0x78, 0x40); /* Bit_0=start stream, Bit_7=LED */ - reg_w(gspca_dev, 0x78, 0x44); /* Bit_0=start stream, Bit_7=LED */ - reg_w(gspca_dev, 0xff, 0x04); - reg_w(gspca_dev, 0x27, 0x80); - reg_w(gspca_dev, 0x28, 0xca); - reg_w(gspca_dev, 0x29, 0x53); - reg_w(gspca_dev, 0x2a, 0x0e); - reg_w(gspca_dev, 0xff, 0x01); - reg_w(gspca_dev, 0x3e, 0x20); - cam = &gspca_dev->cam; cam->epaddr = 0x05; - cam->cam_mode = vga_mode; - cam->nmodes = ARRAY_SIZE(vga_mode); + + sd->sensor = id->driver_info; + if (sd->sensor == SENSOR_PAC7302) { + PDEBUG(D_CONF, "Find Sensor PAC7302"); + cam->cam_mode = &vga_mode[2]; /* only 640x480 */ + cam->nmodes = 1; + } else { + PDEBUG(D_CONF, "Find Sensor PAC7311"); + cam->cam_mode = vga_mode; + cam->nmodes = ARRAY_SIZE(vga_mode); + gspca_dev->ctrl_dis = (1 << BRIGHTNESS_IDX) + | (1 << SATURATION_IDX); + } sd->brightness = BRIGHTNESS_DEF; sd->contrast = CONTRAST_DEF; sd->colors = COLOR_DEF; + sd->gain = GAIN_DEF; + sd->exposure = EXPOSURE_DEF; sd->autogain = AUTOGAIN_DEF; - sd->ag_cnt = -1; + sd->hflip = HFLIP_DEF; + sd->vflip = VFLIP_DEF; return 0; } -static void setbrightness(struct gspca_dev *gspca_dev) +/* This function is used by pac7302 only */ +static void setbrightcont(struct gspca_dev *gspca_dev) +{ + struct sd *sd = (struct sd *) gspca_dev; + int i, v; + static const __u8 max[10] = + {0x29, 0x33, 0x42, 0x5a, 0x6e, 0x80, 0x9f, 0xbb, + 0xd4, 0xec}; + static const __u8 delta[10] = + {0x35, 0x33, 0x33, 0x2f, 0x2a, 0x25, 0x1e, 0x17, + 0x11, 0x0b}; + + reg_w(gspca_dev, 0xff, 0x00); /* page 0 */ + for (i = 0; i < 10; i++) { + v = max[i]; + v += (sd->brightness - BRIGHTNESS_MAX) + * 150 / BRIGHTNESS_MAX; /* 200 ? */ + v -= delta[i] * sd->contrast / CONTRAST_MAX; + if (v < 0) + v = 0; + else if (v > 0xff) + v = 0xff; + reg_w(gspca_dev, 0xa2 + i, v); + } + reg_w(gspca_dev, 0xdc, 0x01); +} + +/* This function is used by pac7311 only */ +static void setcontrast(struct gspca_dev *gspca_dev) { struct sd *sd = (struct sd *) gspca_dev; - int brightness; -/*jfm: inverted?*/ - brightness = BRIGHTNESS_MAX - sd->brightness; reg_w(gspca_dev, 0xff, 0x04); -/* reg_w(gspca_dev, 0x0e, 0x00); */ - reg_w(gspca_dev, 0x0f, brightness); + reg_w(gspca_dev, 0x10, sd->contrast >> 4); /* load registers to sensor (Bit 0, auto clear) */ reg_w(gspca_dev, 0x11, 0x01); - PDEBUG(D_CONF|D_STREAM, "brightness: %i", brightness); } -static void setcontrast(struct gspca_dev *gspca_dev) +/* This function is used by pac7302 only */ +static void setcolors(struct gspca_dev *gspca_dev) { struct sd *sd = (struct sd *) gspca_dev; + int i, v; + static const int a[9] = + {217, -212, 0, -101, 170, -67, -38, -315, 355}; + static const int b[9] = + {19, 106, 0, 19, 106, 1, 19, 106, 1}; - reg_w(gspca_dev, 0xff, 0x01); - reg_w(gspca_dev, 0x80, sd->contrast); - /* load registers to sensor (Bit 0, auto clear) */ + reg_w(gspca_dev, 0xff, 0x03); /* page 3 */ reg_w(gspca_dev, 0x11, 0x01); - PDEBUG(D_CONF|D_STREAM, "contrast: %i", sd->contrast); + reg_w(gspca_dev, 0xff, 0x00); /* page 0 */ + reg_w(gspca_dev, 0xff, 0x00); /* page 0 */ + for (i = 0; i < 9; i++) { + v = a[i] * sd->colors / COLOR_MAX + b[i]; + reg_w(gspca_dev, 0x0f + 2 * i, (v >> 8) & 0x07); + reg_w(gspca_dev, 0x0f + 2 * i + 1, v); + } + reg_w(gspca_dev, 0xdc, 0x01); + PDEBUG(D_CONF|D_STREAM, "color: %i", sd->colors); } -static void setcolors(struct gspca_dev *gspca_dev) +static void setgain(struct gspca_dev *gspca_dev) { struct sd *sd = (struct sd *) gspca_dev; - reg_w(gspca_dev, 0xff, 0x01); - reg_w(gspca_dev, 0x10, sd->colors); + if (sd->sensor == SENSOR_PAC7302) { + reg_w(gspca_dev, 0xff, 0x03); /* page 3 */ + reg_w(gspca_dev, 0x10, sd->gain >> 3); + } else { + int gain = GAIN_MAX - sd->gain; + if (gain < 1) + gain = 1; + else if (gain > 245) + gain = 245; + reg_w(gspca_dev, 0xff, 0x04); /* page 4 */ + reg_w(gspca_dev, 0x0e, 0x00); + reg_w(gspca_dev, 0x0f, gain); + } /* load registers to sensor (Bit 0, auto clear) */ reg_w(gspca_dev, 0x11, 0x01); - PDEBUG(D_CONF|D_STREAM, "color: %i", sd->colors); } -static void setautogain(struct gspca_dev *gspca_dev) +static void setexposure(struct gspca_dev *gspca_dev) { struct sd *sd = (struct sd *) gspca_dev; + __u8 reg; + + /* register 2 of frame 3/4 contains the clock divider configuring the + no fps according to the formula: 60 / reg. sd->exposure is the + desired exposure time in ms. */ + reg = 120 * sd->exposure / 1000; + if (reg < 2) + reg = 2; + else if (reg > 63) + reg = 63; + + if (sd->sensor == SENSOR_PAC7302) { + /* On the pac7302 reg2 MUST be a multiple of 3, so round it to + the nearest multiple of 3, except when between 6 and 12? */ + if (reg < 6 || reg > 12) + reg = ((reg + 1) / 3) * 3; + reg_w(gspca_dev, 0xff, 0x03); /* page 3 */ + reg_w(gspca_dev, 0x02, reg); + } else { + reg_w(gspca_dev, 0xff, 0x04); /* page 4 */ + reg_w(gspca_dev, 0x02, reg); + /* Page 1 register 8 must always be 0x08 except when not in + 640x480 mode and Page3/4 reg 2 <= 3 then it must be 9 */ + reg_w(gspca_dev, 0xff, 0x01); + if (gspca_dev->cam.cam_mode[(int)gspca_dev->curr_mode].priv && + reg <= 3) + reg_w(gspca_dev, 0x08, 0x09); + else + reg_w(gspca_dev, 0x08, 0x08); + } + /* load registers to sensor (Bit 0, auto clear) */ + reg_w(gspca_dev, 0x11, 0x01); +} - if (sd->autogain) { - sd->lum_sum = 0; - sd->ag_cnt = AG_CNT_START; +static void sethvflip(struct gspca_dev *gspca_dev) +{ + struct sd *sd = (struct sd *) gspca_dev; + __u8 data; + + if (sd->sensor == SENSOR_PAC7302) { + reg_w(gspca_dev, 0xff, 0x03); /* page 3 */ + data = (sd->hflip ? 0x08 : 0x00) + | (sd->vflip ? 0x04 : 0x00); } else { - sd->ag_cnt = -1; + reg_w(gspca_dev, 0xff, 0x04); /* page 4 */ + data = (sd->hflip ? 0x04 : 0x00) + | (sd->vflip ? 0x08 : 0x00); } + reg_w(gspca_dev, 0x21, data); + /* load registers to sensor (Bit 0, auto clear) */ + reg_w(gspca_dev, 0x11, 0x01); } -/* this function is called at open time */ -static int sd_open(struct gspca_dev *gspca_dev) +/* this function is called at probe and resume time */ +static int sd_init(struct gspca_dev *gspca_dev) { - reg_w(gspca_dev, 0x78, 0x00); /* Turn on LED */ + struct sd *sd = (struct sd *) gspca_dev; + + if (sd->sensor == SENSOR_PAC7302) + reg_w_seq(gspca_dev, init_7302, sizeof init_7302); + else + reg_w_seq(gspca_dev, init_7311, sizeof init_7311); + return 0; } static void sd_start(struct gspca_dev *gspca_dev) { - reg_w(gspca_dev, 0xff, 0x01); - reg_w_buf(gspca_dev, 0x0002, "\x48\x0a\x40\x08\x00\x00\x08\x00", 8); - reg_w_buf(gspca_dev, 0x000a, "\x06\xff\x11\xff\x5a\x30\x90\x4c", 8); - reg_w_buf(gspca_dev, 0x0012, "\x00\x07\x00\x0a\x10\x00\xa0\x10", 8); - reg_w_buf(gspca_dev, 0x001a, "\x02\x00\x00\x00\x00\x0b\x01\x00", 8); - reg_w_buf(gspca_dev, 0x0022, "\x00\x00\x00\x00\x00\x00\x00\x00", 8); - reg_w_buf(gspca_dev, 0x002a, "\x00\x00\x00", 3); - reg_w_buf(gspca_dev, 0x003e, "\x00\x00\x78\x52\x4a\x52\x78\x6e", 8); - reg_w_buf(gspca_dev, 0x0046, "\x48\x46\x48\x6e\x5f\x49\x42\x49", 8); - reg_w_buf(gspca_dev, 0x004e, "\x5f\x5f\x49\x42\x49\x5f\x6e\x48", 8); - reg_w_buf(gspca_dev, 0x0056, "\x46\x48\x6e\x78\x52\x4a\x52\x78", 8); - reg_w_buf(gspca_dev, 0x005e, "\x00\x00\x09\x1b\x34\x49\x5c\x9b", 8); - reg_w_buf(gspca_dev, 0x0066, "\xd0\xff", 2); - reg_w_buf(gspca_dev, 0x0078, "\x44\x00\xf2\x01\x01\x80", 6); - reg_w_buf(gspca_dev, 0x007f, "\x2a\x1c\x00\xc8\x02\x58\x03\x84", 8); - reg_w_buf(gspca_dev, 0x0087, "\x12\x00\x1a\x04\x08\x0c\x10\x14", 8); - reg_w_buf(gspca_dev, 0x008f, "\x18\x20", 2); - reg_w_buf(gspca_dev, 0x0096, "\x01\x08\x04", 3); - reg_w_buf(gspca_dev, 0x00a0, "\x44\x44\x44\x04", 4); - reg_w_buf(gspca_dev, 0x00f0, "\x01\x00\x00\x00\x22\x00\x20\x00", 8); - reg_w_buf(gspca_dev, 0x00f8, "\x3f\x00\x0a\x01\x00", 5); + struct sd *sd = (struct sd *) gspca_dev; - reg_w(gspca_dev, 0xff, 0x04); - reg_w(gspca_dev, 0x02, 0x04); - reg_w(gspca_dev, 0x03, 0x54); - reg_w(gspca_dev, 0x04, 0x07); - reg_w(gspca_dev, 0x05, 0x2b); - reg_w(gspca_dev, 0x06, 0x09); - reg_w(gspca_dev, 0x07, 0x0f); - reg_w(gspca_dev, 0x08, 0x09); - reg_w(gspca_dev, 0x09, 0x00); - reg_w(gspca_dev, 0x0c, 0x07); - reg_w(gspca_dev, 0x0d, 0x00); - reg_w(gspca_dev, 0x0e, 0x00); - reg_w(gspca_dev, 0x0f, 0x62); - reg_w(gspca_dev, 0x10, 0x08); - reg_w(gspca_dev, 0x12, 0x07); - reg_w(gspca_dev, 0x13, 0x00); - reg_w(gspca_dev, 0x14, 0x00); - reg_w(gspca_dev, 0x15, 0x00); - reg_w(gspca_dev, 0x16, 0x00); - reg_w(gspca_dev, 0x17, 0x00); - reg_w(gspca_dev, 0x18, 0x00); - reg_w(gspca_dev, 0x19, 0x00); - reg_w(gspca_dev, 0x1a, 0x00); - reg_w(gspca_dev, 0x1b, 0x03); - reg_w(gspca_dev, 0x1c, 0xa0); - reg_w(gspca_dev, 0x1d, 0x01); - reg_w(gspca_dev, 0x1e, 0xf4); - reg_w(gspca_dev, 0x21, 0x00); - reg_w(gspca_dev, 0x22, 0x08); - reg_w(gspca_dev, 0x24, 0x03); - reg_w(gspca_dev, 0x26, 0x00); - reg_w(gspca_dev, 0x27, 0x01); - reg_w(gspca_dev, 0x28, 0xca); - reg_w(gspca_dev, 0x29, 0x10); - reg_w(gspca_dev, 0x2a, 0x06); - reg_w(gspca_dev, 0x2b, 0x78); - reg_w(gspca_dev, 0x2c, 0x00); - reg_w(gspca_dev, 0x2d, 0x00); - reg_w(gspca_dev, 0x2e, 0x00); - reg_w(gspca_dev, 0x2f, 0x00); - reg_w(gspca_dev, 0x30, 0x23); - reg_w(gspca_dev, 0x31, 0x28); - reg_w(gspca_dev, 0x32, 0x04); - reg_w(gspca_dev, 0x33, 0x11); - reg_w(gspca_dev, 0x34, 0x00); - reg_w(gspca_dev, 0x35, 0x00); - reg_w(gspca_dev, 0x11, 0x01); - setcontrast(gspca_dev); - setbrightness(gspca_dev); - setcolors(gspca_dev); - setautogain(gspca_dev); + sd->sof_read = 0; + + if (sd->sensor == SENSOR_PAC7302) { + reg_w_var(gspca_dev, start_7302); + setbrightcont(gspca_dev); + setcolors(gspca_dev); + } else { + reg_w_var(gspca_dev, start_7311); + setcontrast(gspca_dev); + } + setgain(gspca_dev); + setexposure(gspca_dev); + sethvflip(gspca_dev); /* set correct resolution */ switch (gspca_dev->cam.cam_mode[(int) gspca_dev->curr_mode].priv) { - case 2: /* 160x120 */ - reg_w(gspca_dev, 0xff, 0x04); - reg_w(gspca_dev, 0x02, 0x03); + case 2: /* 160x120 pac7311 */ reg_w(gspca_dev, 0xff, 0x01); - reg_w(gspca_dev, 0x08, 0x09); reg_w(gspca_dev, 0x17, 0x20); - reg_w(gspca_dev, 0x1b, 0x00); -/* reg_w(gspca_dev, 0x80, 0x69); */ reg_w(gspca_dev, 0x87, 0x10); break; - case 1: /* 320x240 */ - reg_w(gspca_dev, 0xff, 0x04); - reg_w(gspca_dev, 0x02, 0x03); + case 1: /* 320x240 pac7311 */ reg_w(gspca_dev, 0xff, 0x01); - reg_w(gspca_dev, 0x08, 0x09); reg_w(gspca_dev, 0x17, 0x30); -/* reg_w(gspca_dev, 0x80, 0x3f); */ reg_w(gspca_dev, 0x87, 0x11); break; case 0: /* 640x480 */ - reg_w(gspca_dev, 0xff, 0x04); - reg_w(gspca_dev, 0x02, 0x03); + if (sd->sensor == SENSOR_PAC7302) + break; reg_w(gspca_dev, 0xff, 0x01); - reg_w(gspca_dev, 0x08, 0x08); reg_w(gspca_dev, 0x17, 0x00); -/* reg_w(gspca_dev, 0x80, 0x1c); */ reg_w(gspca_dev, 0x87, 0x12); break; } + sd->sof_read = 0; + sd->autogain_ignore_frames = 0; + atomic_set(&sd->avg_lum, -1); + /* start stream */ reg_w(gspca_dev, 0xff, 0x01); - reg_w(gspca_dev, 0x78, 0x04); - reg_w(gspca_dev, 0x78, 0x05); + if (sd->sensor == SENSOR_PAC7302) + reg_w(gspca_dev, 0x78, 0x01); + else + reg_w(gspca_dev, 0x78, 0x05); } static void sd_stopN(struct gspca_dev *gspca_dev) { + struct sd *sd = (struct sd *) gspca_dev; + + if (sd->sensor == SENSOR_PAC7302) { + reg_w(gspca_dev, 0xff, 0x01); + reg_w(gspca_dev, 0x78, 0x00); + reg_w(gspca_dev, 0x78, 0x00); + return; + } reg_w(gspca_dev, 0xff, 0x04); reg_w(gspca_dev, 0x27, 0x80); reg_w(gspca_dev, 0x28, 0xca); @@ -456,187 +743,147 @@ static void sd_stopN(struct gspca_dev *gspca_dev) reg_w(gspca_dev, 0x2a, 0x0e); reg_w(gspca_dev, 0xff, 0x01); reg_w(gspca_dev, 0x3e, 0x20); - reg_w(gspca_dev, 0x78, 0x04); /* Bit_0=start stream, Bit_7=LED */ - reg_w(gspca_dev, 0x78, 0x44); /* Bit_0=start stream, Bit_7=LED */ - reg_w(gspca_dev, 0x78, 0x44); /* Bit_0=start stream, Bit_7=LED */ + reg_w(gspca_dev, 0x78, 0x44); /* Bit_0=start stream, Bit_6=LED */ + reg_w(gspca_dev, 0x78, 0x44); /* Bit_0=start stream, Bit_6=LED */ + reg_w(gspca_dev, 0x78, 0x44); /* Bit_0=start stream, Bit_6=LED */ } static void sd_stop0(struct gspca_dev *gspca_dev) { -} + struct sd *sd = (struct sd *) gspca_dev; -/* this function is called at close time */ -static void sd_close(struct gspca_dev *gspca_dev) -{ - reg_w(gspca_dev, 0xff, 0x04); - reg_w(gspca_dev, 0x27, 0x80); - reg_w(gspca_dev, 0x28, 0xca); - reg_w(gspca_dev, 0x29, 0x53); - reg_w(gspca_dev, 0x2a, 0x0e); - reg_w(gspca_dev, 0xff, 0x01); - reg_w(gspca_dev, 0x3e, 0x20); - reg_w(gspca_dev, 0x78, 0x04); /* Bit_0=start stream, Bit_7=LED */ - reg_w(gspca_dev, 0x78, 0x44); /* Bit_0=start stream, Bit_7=LED */ - reg_w(gspca_dev, 0x78, 0x44); /* Bit_0=start stream, Bit_7=LED */ + if (sd->sensor == SENSOR_PAC7302) { + reg_w(gspca_dev, 0xff, 0x01); + reg_w(gspca_dev, 0x78, 0x40); + } } +/* Include pac common sof detection functions */ +#include "pac_common.h" + static void do_autogain(struct gspca_dev *gspca_dev) { struct sd *sd = (struct sd *) gspca_dev; - int luma; - int luma_mean = 128; - int luma_delta = 20; - __u8 spring = 5; - int Gbright; + int avg_lum = atomic_read(&sd->avg_lum); + int desired_lum, deadzone; - if (!atomic_read(&sd->do_gain)) + if (avg_lum == -1) return; - atomic_set(&sd->do_gain, 0); - - luma = atomic_read(&sd->avg_lum); - Gbright = reg_r(gspca_dev, 0x02); - PDEBUG(D_FRAM, "luma mean %d", luma); - if (luma < luma_mean - luma_delta || - luma > luma_mean + luma_delta) { - Gbright += (luma_mean - luma) >> spring; - if (Gbright > 0x1a) - Gbright = 0x1a; - else if (Gbright < 4) - Gbright = 4; - PDEBUG(D_FRAM, "gbright %d", Gbright); - reg_w(gspca_dev, 0xff, 0x04); - reg_w(gspca_dev, 0x0f, Gbright); - /* load registers to sensor (Bit 0, auto clear) */ - reg_w(gspca_dev, 0x11, 0x01); + + if (sd->sensor == SENSOR_PAC7302) { + desired_lum = 270 + sd->brightness * 4; + /* Hack hack, with the 7202 the first exposure step is + pretty large, so if we're about to make the first + exposure increase make the deadzone large to avoid + oscilating */ + if (desired_lum > avg_lum && sd->gain == GAIN_DEF && + sd->exposure > EXPOSURE_DEF && + sd->exposure < 42) + deadzone = 90; + else + deadzone = 30; + } else { + desired_lum = 200; + deadzone = 20; } + + if (sd->autogain_ignore_frames > 0) + sd->autogain_ignore_frames--; + else if (gspca_auto_gain_n_exposure(gspca_dev, avg_lum, desired_lum, + deadzone, GAIN_KNEE, EXPOSURE_KNEE)) + sd->autogain_ignore_frames = PAC_AUTOGAIN_IGNORE_FRAMES; } +static const unsigned char pac7311_jpeg_header1[] = { + 0xff, 0xd8, 0xff, 0xc0, 0x00, 0x11, 0x08 +}; + +static const unsigned char pac7311_jpeg_header2[] = { + 0x03, 0x01, 0x21, 0x00, 0x02, 0x11, 0x01, 0x03, 0x11, 0x01, 0xff, 0xda, + 0x00, 0x0c, 0x03, 0x01, 0x00, 0x02, 0x11, 0x03, 0x11, 0x00, 0x3f, 0x00 +}; + +/* this function is run at interrupt level */ static void sd_pkt_scan(struct gspca_dev *gspca_dev, struct gspca_frame *frame, /* target */ __u8 *data, /* isoc packet */ int len) /* iso packet length */ { struct sd *sd = (struct sd *) gspca_dev; - unsigned char tmpbuf[4]; - int i, p, ffseq; - -/* if (len < 5) { */ - if (len < 6) { -/* gspca_dev->last_packet_type = DISCARD_PACKET; */ - return; - } - - ffseq = sd->ffseq; - - for (p = 0; p < len - 6; p++) { - if ((data[0 + p] == 0xff) - && (data[1 + p] == 0xff) - && (data[2 + p] == 0x00) - && (data[3 + p] == 0xff) - && (data[4 + p] == 0x96)) { - - /* start of frame */ - if (sd->ag_cnt >= 0 && p > 28) { - sd->lum_sum += data[p - 23]; - if (--sd->ag_cnt < 0) { - sd->ag_cnt = AG_CNT_START; - atomic_set(&sd->avg_lum, - sd->lum_sum / AG_CNT_START); - sd->lum_sum = 0; - atomic_set(&sd->do_gain, 1); - } - } + unsigned char *sof; + + sof = pac_find_sof(gspca_dev, data, len); + if (sof) { + unsigned char tmpbuf[4]; + int n, lum_offset, footer_length; + + if (sd->sensor == SENSOR_PAC7302) { + /* 6 bytes after the FF D9 EOF marker a number of lumination + bytes are send corresponding to different parts of the + image, the 14th and 15th byte after the EOF seem to + correspond to the center of the image */ + lum_offset = 61 + sizeof pac_sof_marker; + footer_length = 74; + } else { + lum_offset = 24 + sizeof pac_sof_marker; + footer_length = 26; + } - /* copy the end of data to the current frame */ + /* Finish decoding current frame */ + n = (sof - data) - (footer_length + sizeof pac_sof_marker); + if (n < 0) { + frame->data_end += n; + n = 0; + } + frame = gspca_frame_add(gspca_dev, INTER_PACKET, frame, + data, n); + if (gspca_dev->last_packet_type != DISCARD_PACKET && + frame->data_end[-2] == 0xff && + frame->data_end[-1] == 0xd9) frame = gspca_frame_add(gspca_dev, LAST_PACKET, frame, - data, p); - - /* put the JPEG header in the new frame */ - gspca_frame_add(gspca_dev, FIRST_PACKET, frame, - (unsigned char *) pac7311_jpeg_header, - 12); + NULL, 0); + + n = sof - data; + len -= n; + data = sof; + + /* Get average lumination */ + if (gspca_dev->last_packet_type == LAST_PACKET && + n >= lum_offset) + atomic_set(&sd->avg_lum, data[-lum_offset] + + data[-lum_offset + 1]); + else + atomic_set(&sd->avg_lum, -1); + + /* Start the new frame with the jpeg header */ + gspca_frame_add(gspca_dev, FIRST_PACKET, frame, + pac7311_jpeg_header1, sizeof(pac7311_jpeg_header1)); + if (sd->sensor == SENSOR_PAC7302) { + /* The PAC7302 has the image rotated 90 degrees */ + tmpbuf[0] = gspca_dev->width >> 8; + tmpbuf[1] = gspca_dev->width & 0xff; + tmpbuf[2] = gspca_dev->height >> 8; + tmpbuf[3] = gspca_dev->height & 0xff; + } else { tmpbuf[0] = gspca_dev->height >> 8; tmpbuf[1] = gspca_dev->height & 0xff; tmpbuf[2] = gspca_dev->width >> 8; tmpbuf[3] = gspca_dev->width & 0xff; - gspca_frame_add(gspca_dev, INTER_PACKET, frame, - tmpbuf, 4); - gspca_frame_add(gspca_dev, INTER_PACKET, frame, - (unsigned char *) &pac7311_jpeg_header[16], - PAC7311_JPEG_HEADER_SIZE - 16); - - data += p + 7; - len -= p + 7; - ffseq = 0; - break; } + gspca_frame_add(gspca_dev, INTER_PACKET, frame, tmpbuf, 4); + gspca_frame_add(gspca_dev, INTER_PACKET, frame, + pac7311_jpeg_header2, sizeof(pac7311_jpeg_header2)); } - - /* remove the 'ff ff ff xx' sequences */ - switch (ffseq) { - case 3: - data += 1; - len -= 1; - break; - case 2: - if (data[0] == 0xff) { - data += 2; - len -= 2; - frame->data_end -= 2; - } - break; - case 1: - if (data[0] == 0xff - && data[1] == 0xff) { - data += 3; - len -= 3; - frame->data_end -= 1; - } - break; - } - for (i = 0; i < len - 4; i++) { - if (data[i] == 0xff - && data[i + 1] == 0xff - && data[i + 2] == 0xff) { - memmove(&data[i], &data[i + 4], len - i - 4); - len -= 4; - } - } - ffseq = 0; - if (data[len - 4] == 0xff) { - if (data[len - 3] == 0xff - && data[len - 2] == 0xff) { - len -= 4; - } - } else if (data[len - 3] == 0xff) { - if (data[len - 2] == 0xff - && data[len - 1] == 0xff) - ffseq = 3; - } else if (data[len - 2] == 0xff) { - if (data[len - 1] == 0xff) - ffseq = 2; - } else if (data[len - 1] == 0xff) - ffseq = 1; - sd->ffseq = ffseq; gspca_frame_add(gspca_dev, INTER_PACKET, frame, data, len); } -static void getbrightness(struct gspca_dev *gspca_dev) -{ -/* sd->brightness = reg_r(gspca_dev, 0x08); - return sd->brightness; */ -/* PDEBUG(D_CONF, "Called pac7311_getbrightness: Not implemented yet"); */ -} - - - static int sd_setbrightness(struct gspca_dev *gspca_dev, __s32 val) { struct sd *sd = (struct sd *) gspca_dev; sd->brightness = val; if (gspca_dev->streaming) - setbrightness(gspca_dev); + setbrightcont(gspca_dev); return 0; } @@ -644,7 +891,6 @@ static int sd_getbrightness(struct gspca_dev *gspca_dev, __s32 *val) { struct sd *sd = (struct sd *) gspca_dev; - getbrightness(gspca_dev); *val = sd->brightness; return 0; } @@ -654,8 +900,12 @@ static int sd_setcontrast(struct gspca_dev *gspca_dev, __s32 val) struct sd *sd = (struct sd *) gspca_dev; sd->contrast = val; - if (gspca_dev->streaming) - setcontrast(gspca_dev); + if (gspca_dev->streaming) { + if (sd->sensor == SENSOR_PAC7302) + setbrightcont(gspca_dev); + else + setcontrast(gspca_dev); + } return 0; } @@ -663,7 +913,6 @@ static int sd_getcontrast(struct gspca_dev *gspca_dev, __s32 *val) { struct sd *sd = (struct sd *) gspca_dev; -/* getcontrast(gspca_dev); */ *val = sd->contrast; return 0; } @@ -682,18 +931,66 @@ static int sd_getcolors(struct gspca_dev *gspca_dev, __s32 *val) { struct sd *sd = (struct sd *) gspca_dev; -/* getcolors(gspca_dev); */ *val = sd->colors; return 0; } +static int sd_setgain(struct gspca_dev *gspca_dev, __s32 val) +{ + struct sd *sd = (struct sd *) gspca_dev; + + sd->gain = val; + if (gspca_dev->streaming) + setgain(gspca_dev); + return 0; +} + +static int sd_getgain(struct gspca_dev *gspca_dev, __s32 *val) +{ + struct sd *sd = (struct sd *) gspca_dev; + + *val = sd->gain; + return 0; +} + +static int sd_setexposure(struct gspca_dev *gspca_dev, __s32 val) +{ + struct sd *sd = (struct sd *) gspca_dev; + + sd->exposure = val; + if (gspca_dev->streaming) + setexposure(gspca_dev); + return 0; +} + +static int sd_getexposure(struct gspca_dev *gspca_dev, __s32 *val) +{ + struct sd *sd = (struct sd *) gspca_dev; + + *val = sd->exposure; + return 0; +} + static int sd_setautogain(struct gspca_dev *gspca_dev, __s32 val) { struct sd *sd = (struct sd *) gspca_dev; sd->autogain = val; - if (gspca_dev->streaming) - setautogain(gspca_dev); + /* when switching to autogain set defaults to make sure + we are on a valid point of the autogain gain / + exposure knee graph, and give this change time to + take effect before doing autogain. */ + if (sd->autogain) { + sd->exposure = EXPOSURE_DEF; + sd->gain = GAIN_DEF; + if (gspca_dev->streaming) { + sd->autogain_ignore_frames = + PAC_AUTOGAIN_IGNORE_FRAMES; + setexposure(gspca_dev); + setgain(gspca_dev); + } + } + return 0; } @@ -705,30 +1002,67 @@ static int sd_getautogain(struct gspca_dev *gspca_dev, __s32 *val) return 0; } +static int sd_sethflip(struct gspca_dev *gspca_dev, __s32 val) +{ + struct sd *sd = (struct sd *) gspca_dev; + + sd->hflip = val; + if (gspca_dev->streaming) + sethvflip(gspca_dev); + return 0; +} + +static int sd_gethflip(struct gspca_dev *gspca_dev, __s32 *val) +{ + struct sd *sd = (struct sd *) gspca_dev; + + *val = sd->hflip; + return 0; +} + +static int sd_setvflip(struct gspca_dev *gspca_dev, __s32 val) +{ + struct sd *sd = (struct sd *) gspca_dev; + + sd->vflip = val; + if (gspca_dev->streaming) + sethvflip(gspca_dev); + return 0; +} + +static int sd_getvflip(struct gspca_dev *gspca_dev, __s32 *val) +{ + struct sd *sd = (struct sd *) gspca_dev; + + *val = sd->vflip; + return 0; +} + /* sub-driver description */ static struct sd_desc sd_desc = { .name = MODULE_NAME, .ctrls = sd_ctrls, .nctrls = ARRAY_SIZE(sd_ctrls), .config = sd_config, - .open = sd_open, + .init = sd_init, .start = sd_start, .stopN = sd_stopN, .stop0 = sd_stop0, - .close = sd_close, .pkt_scan = sd_pkt_scan, .dq_callback = do_autogain, }; /* -- module initialisation -- */ static __devinitdata struct usb_device_id device_table[] = { - {USB_DEVICE(0x093a, 0x2600)}, - {USB_DEVICE(0x093a, 0x2601)}, - {USB_DEVICE(0x093a, 0x2603)}, - {USB_DEVICE(0x093a, 0x2608)}, - {USB_DEVICE(0x093a, 0x260e)}, - {USB_DEVICE(0x093a, 0x260f)}, - {USB_DEVICE(0x093a, 0x2621)}, + {USB_DEVICE(0x093a, 0x2600), .driver_info = SENSOR_PAC7311}, + {USB_DEVICE(0x093a, 0x2601), .driver_info = SENSOR_PAC7311}, + {USB_DEVICE(0x093a, 0x2603), .driver_info = SENSOR_PAC7311}, + {USB_DEVICE(0x093a, 0x2608), .driver_info = SENSOR_PAC7311}, + {USB_DEVICE(0x093a, 0x260e), .driver_info = SENSOR_PAC7311}, + {USB_DEVICE(0x093a, 0x260f), .driver_info = SENSOR_PAC7311}, + {USB_DEVICE(0x093a, 0x2621), .driver_info = SENSOR_PAC7302}, + {USB_DEVICE(0x093a, 0x2624), .driver_info = SENSOR_PAC7302}, + {USB_DEVICE(0x093a, 0x2626), .driver_info = SENSOR_PAC7302}, {} }; MODULE_DEVICE_TABLE(usb, device_table); @@ -746,6 +1080,10 @@ static struct usb_driver sd_driver = { .id_table = device_table, .probe = sd_probe, .disconnect = gspca_disconnect, +#ifdef CONFIG_PM + .suspend = gspca_suspend, + .resume = gspca_resume, +#endif }; /* -- module insert / remove -- */ |