diff options
Diffstat (limited to 'drivers/media/video/gspca/pac7302.c')
| -rw-r--r-- | drivers/media/video/gspca/pac7302.c | 583 |
1 files changed, 165 insertions, 418 deletions
diff --git a/drivers/media/video/gspca/pac7302.c b/drivers/media/video/gspca/pac7302.c index 9db2b34d172c..30662fccb0cf 100644 --- a/drivers/media/video/gspca/pac7302.c +++ b/drivers/media/video/gspca/pac7302.c @@ -1,8 +1,8 @@ /* - * Pixart PAC7302 library - * Copyright (C) 2005 Thomas Kaiser thomas@kaiser-linux.li + * Pixart PAC7302 driver * - * V4L2 by Jean-Francois Moine <http://moinejf.free.fr> + * Copyright (C) 2008-2012 Jean-Francois Moine <http://moinejf.free.fr> + * Copyright (C) 2005 Thomas Kaiser thomas@kaiser-linux.li * * Separated from Pixart PAC7311 library by Márton Németh * Camera button input handling by Márton Németh <nm127@freemail.hu> @@ -63,67 +63,61 @@ #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt -#define MODULE_NAME "pac7302" - #include <linux/input.h> #include <media/v4l2-chip-ident.h> #include "gspca.h" +/* Include pac common sof detection functions */ +#include "pac_common.h" -MODULE_AUTHOR("Thomas Kaiser thomas@kaiser-linux.li"); +MODULE_AUTHOR("Jean-Francois Moine <http://moinejf.free.fr>, " + "Thomas Kaiser thomas@kaiser-linux.li"); MODULE_DESCRIPTION("Pixart PAC7302"); MODULE_LICENSE("GPL"); +enum e_ctrl { + BRIGHTNESS, + CONTRAST, + COLORS, + WHITE_BALANCE, + RED_BALANCE, + BLUE_BALANCE, + GAIN, + AUTOGAIN, + EXPOSURE, + VFLIP, + HFLIP, + NCTRLS /* number of controls */ +}; + /* specific webcam descriptor for pac7302 */ struct sd { struct gspca_dev gspca_dev; /* !! must be the first item */ - unsigned char brightness; - unsigned char contrast; - unsigned char colors; - unsigned char white_balance; - unsigned char red_balance; - unsigned char blue_balance; - unsigned char gain; - unsigned char autogain; - unsigned short exposure; - __u8 hflip; - __u8 vflip; + struct gspca_ctrl ctrls[NCTRLS]; + u8 flags; #define FL_HFLIP 0x01 /* mirrored by default */ #define FL_VFLIP 0x02 /* vertical flipped by default */ u8 sof_read; - u8 autogain_ignore_frames; + s8 autogain_ignore_frames; atomic_t avg_lum; }; /* V4L2 controls supported by the driver */ -static int sd_setbrightness(struct gspca_dev *gspca_dev, __s32 val); -static int sd_getbrightness(struct gspca_dev *gspca_dev, __s32 *val); -static int sd_setcontrast(struct gspca_dev *gspca_dev, __s32 val); -static int sd_getcontrast(struct gspca_dev *gspca_dev, __s32 *val); -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_setwhitebalance(struct gspca_dev *gspca_dev, __s32 val); -static int sd_getwhitebalance(struct gspca_dev *gspca_dev, __s32 *val); -static int sd_setredbalance(struct gspca_dev *gspca_dev, __s32 val); -static int sd_getredbalance(struct gspca_dev *gspca_dev, __s32 *val); -static int sd_setbluebalance(struct gspca_dev *gspca_dev, __s32 val); -static int sd_getbluebalance(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 void setbrightcont(struct gspca_dev *gspca_dev); +static void setcolors(struct gspca_dev *gspca_dev); +static void setwhitebalance(struct gspca_dev *gspca_dev); +static void setredbalance(struct gspca_dev *gspca_dev); +static void setbluebalance(struct gspca_dev *gspca_dev); +static void setgain(struct gspca_dev *gspca_dev); +static void setexposure(struct gspca_dev *gspca_dev); +static void setautogain(struct gspca_dev *gspca_dev); +static void sethvflip(struct gspca_dev *gspca_dev); static const struct ctrl sd_ctrls[] = { - { +[BRIGHTNESS] = { { .id = V4L2_CID_BRIGHTNESS, .type = V4L2_CTRL_TYPE_INTEGER, @@ -132,13 +126,11 @@ static const struct ctrl sd_ctrls[] = { #define BRIGHTNESS_MAX 0x20 .maximum = BRIGHTNESS_MAX, .step = 1, -#define BRIGHTNESS_DEF 0x10 - .default_value = BRIGHTNESS_DEF, + .default_value = 0x10, }, - .set = sd_setbrightness, - .get = sd_getbrightness, + .set_control = setbrightcont }, - { +[CONTRAST] = { { .id = V4L2_CID_CONTRAST, .type = V4L2_CTRL_TYPE_INTEGER, @@ -147,13 +139,11 @@ static const struct ctrl sd_ctrls[] = { #define CONTRAST_MAX 255 .maximum = CONTRAST_MAX, .step = 1, -#define CONTRAST_DEF 127 - .default_value = CONTRAST_DEF, + .default_value = 127, }, - .set = sd_setcontrast, - .get = sd_getcontrast, + .set_control = setbrightcont }, - { +[COLORS] = { { .id = V4L2_CID_SATURATION, .type = V4L2_CTRL_TYPE_INTEGER, @@ -162,13 +152,11 @@ static const struct ctrl sd_ctrls[] = { #define COLOR_MAX 255 .maximum = COLOR_MAX, .step = 1, -#define COLOR_DEF 127 - .default_value = COLOR_DEF, + .default_value = 127 }, - .set = sd_setcolors, - .get = sd_getcolors, + .set_control = setcolors }, - { +[WHITE_BALANCE] = { { .id = V4L2_CID_WHITE_BALANCE_TEMPERATURE, .type = V4L2_CTRL_TYPE_INTEGER, @@ -176,13 +164,11 @@ static const struct ctrl sd_ctrls[] = { .minimum = 0, .maximum = 255, .step = 1, -#define WHITEBALANCE_DEF 4 - .default_value = WHITEBALANCE_DEF, + .default_value = 4, }, - .set = sd_setwhitebalance, - .get = sd_getwhitebalance, + .set_control = setwhitebalance }, - { +[RED_BALANCE] = { { .id = V4L2_CID_RED_BALANCE, .type = V4L2_CTRL_TYPE_INTEGER, @@ -190,13 +176,11 @@ static const struct ctrl sd_ctrls[] = { .minimum = 0, .maximum = 3, .step = 1, -#define REDBALANCE_DEF 1 - .default_value = REDBALANCE_DEF, + .default_value = 1, }, - .set = sd_setredbalance, - .get = sd_getredbalance, + .set_control = setredbalance }, - { +[BLUE_BALANCE] = { { .id = V4L2_CID_BLUE_BALANCE, .type = V4L2_CTRL_TYPE_INTEGER, @@ -204,29 +188,25 @@ static const struct ctrl sd_ctrls[] = { .minimum = 0, .maximum = 3, .step = 1, -#define BLUEBALANCE_DEF 1 - .default_value = BLUEBALANCE_DEF, + .default_value = 1, }, - .set = sd_setbluebalance, - .get = sd_getbluebalance, + .set_control = setbluebalance }, - { +[GAIN] = { { .id = V4L2_CID_GAIN, .type = V4L2_CTRL_TYPE_INTEGER, .name = "Gain", .minimum = 0, -#define GAIN_MAX 255 - .maximum = GAIN_MAX, + .maximum = 255, .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, + .set_control = setgain }, - { +[EXPOSURE] = { { .id = V4L2_CID_EXPOSURE, .type = V4L2_CTRL_TYPE_INTEGER, @@ -238,10 +218,9 @@ static const struct ctrl sd_ctrls[] = { #define EXPOSURE_KNEE 133 /* 66 ms / 15 fps */ .default_value = EXPOSURE_DEF, }, - .set = sd_setexposure, - .get = sd_getexposure, + .set_control = setexposure }, - { +[AUTOGAIN] = { { .id = V4L2_CID_AUTOGAIN, .type = V4L2_CTRL_TYPE_BOOLEAN, @@ -252,10 +231,9 @@ static const struct ctrl sd_ctrls[] = { #define AUTOGAIN_DEF 1 .default_value = AUTOGAIN_DEF, }, - .set = sd_setautogain, - .get = sd_getautogain, + .set_control = setautogain, }, - { +[HFLIP] = { { .id = V4L2_CID_HFLIP, .type = V4L2_CTRL_TYPE_BOOLEAN, @@ -263,13 +241,11 @@ static const struct ctrl sd_ctrls[] = { .minimum = 0, .maximum = 1, .step = 1, -#define HFLIP_DEF 0 - .default_value = HFLIP_DEF, + .default_value = 0, }, - .set = sd_sethflip, - .get = sd_gethflip, + .set_control = sethvflip, }, - { +[VFLIP] = { { .id = V4L2_CID_VFLIP, .type = V4L2_CTRL_TYPE_BOOLEAN, @@ -277,11 +253,9 @@ static const struct ctrl sd_ctrls[] = { .minimum = 0, .maximum = 1, .step = 1, -#define VFLIP_DEF 0 - .default_value = VFLIP_DEF, + .default_value = 0, }, - .set = sd_setvflip, - .get = sd_getvflip, + .set_control = sethvflip }, }; @@ -290,21 +264,21 @@ static const struct v4l2_pix_format vga_mode[] = { .bytesperline = 640, .sizeimage = 640 * 480 * 3 / 8 + 590, .colorspace = V4L2_COLORSPACE_JPEG, - .priv = 0}, + }, }; #define LOAD_PAGE3 255 #define END_OF_SEQUENCE 0 /* pac 7302 */ -static const __u8 init_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[] = { +static const u8 start_7302[] = { /* index, len, [value]* */ 0xff, 1, 0x00, /* page 0 */ 0x00, 12, 0x01, 0x40, 0x40, 0x40, 0x01, 0xe0, 0x02, 0x80, @@ -319,7 +293,7 @@ static const __u8 start_7302[] = { 0x43, 11, 0x00, 0x0a, 0x18, 0x11, 0x01, 0x2c, 0x88, 0x11, 0x00, 0x54, 0x11, 0x55, 1, 0x00, - 0x62, 4, 0x10, 0x1e, 0x1e, 0x18, + 0x62, 4, 0x10, 0x1e, 0x1e, 0x18, 0x6b, 1, 0x00, 0x6e, 3, 0x08, 0x06, 0x00, 0x72, 3, 0x00, 0xff, 0x00, @@ -370,7 +344,7 @@ static const __u8 start_7302[] = { #define SKIP 0xaa /* page 3 - the value SKIP says skip the index - see reg_w_page() */ -static const __u8 page3_7302[] = { +static const u8 page3_7302[] = { 0x90, 0x40, 0x03, 0x00, 0xc0, 0x01, 0x14, 0x16, 0x14, 0x12, 0x00, 0x00, 0x00, 0x02, 0x33, 0x00, 0x0f, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, @@ -394,7 +368,7 @@ static const __u8 page3_7302[] = { }; static void reg_w_buf(struct gspca_dev *gspca_dev, - __u8 index, + u8 index, const u8 *buffer, int len) { int ret; @@ -410,7 +384,7 @@ static void reg_w_buf(struct gspca_dev *gspca_dev, index, gspca_dev->usb_buf, len, 500); if (ret < 0) { - pr_err("reg_w_buf failed index 0x%02x, error %d\n", + pr_err("reg_w_buf failed i: %02x error %d\n", index, ret); gspca_dev->usb_err = ret; } @@ -418,8 +392,8 @@ static void reg_w_buf(struct gspca_dev *gspca_dev, static void reg_w(struct gspca_dev *gspca_dev, - __u8 index, - __u8 value) + u8 index, + u8 value) { int ret; @@ -433,14 +407,14 @@ static void reg_w(struct gspca_dev *gspca_dev, 0, index, gspca_dev->usb_buf, 1, 500); if (ret < 0) { - pr_err("reg_w() failed index 0x%02x, value 0x%02x, error %d\n", + pr_err("reg_w() failed i: %02x v: %02x error %d\n", index, value, ret); gspca_dev->usb_err = ret; } } static void reg_w_seq(struct gspca_dev *gspca_dev, - const __u8 *seq, int len) + const u8 *seq, int len) { while (--len >= 0) { reg_w(gspca_dev, seq[0], seq[1]); @@ -450,7 +424,7 @@ static void reg_w_seq(struct gspca_dev *gspca_dev, /* load the beginning of a page */ static void reg_w_page(struct gspca_dev *gspca_dev, - const __u8 *page, int len) + const u8 *page, int len) { int index; int ret = 0; @@ -468,7 +442,7 @@ static void reg_w_page(struct gspca_dev *gspca_dev, 0, index, gspca_dev->usb_buf, 1, 500); if (ret < 0) { - pr_err("reg_w_page() failed index 0x%02x, value 0x%02x, error %d\n", + pr_err("reg_w_page() failed i: %02x v: %02x error %d\n", index, page[index], ret); gspca_dev->usb_err = ret; break; @@ -478,8 +452,8 @@ static void reg_w_page(struct gspca_dev *gspca_dev, /* output a variable sequence */ static void reg_w_var(struct gspca_dev *gspca_dev, - const __u8 *seq, - const __u8 *page3, unsigned int page3_len) + const u8 *seq, + const u8 *page3, unsigned int page3_len) { int index, len; @@ -493,11 +467,13 @@ static void reg_w_var(struct gspca_dev *gspca_dev, reg_w_page(gspca_dev, page3, page3_len); break; default: +#ifdef GSPCA_DEBUG if (len > USB_BUF_SZ) { PDEBUG(D_ERR|D_STREAM, "Incorrect variable sequence"); return; } +#endif while (len > 0) { if (len < 8) { reg_w_buf(gspca_dev, @@ -524,21 +500,11 @@ static int sd_config(struct gspca_dev *gspca_dev, cam = &gspca_dev->cam; - PDEBUG(D_CONF, "Find Sensor PAC7302"); cam->cam_mode = vga_mode; /* only 640x480 */ cam->nmodes = ARRAY_SIZE(vga_mode); - sd->brightness = BRIGHTNESS_DEF; - sd->contrast = CONTRAST_DEF; - sd->colors = COLOR_DEF; - sd->white_balance = WHITEBALANCE_DEF; - sd->red_balance = REDBALANCE_DEF; - sd->blue_balance = BLUEBALANCE_DEF; - sd->gain = GAIN_DEF; - sd->exposure = EXPOSURE_DEF; - sd->autogain = AUTOGAIN_DEF; - sd->hflip = HFLIP_DEF; - sd->vflip = VFLIP_DEF; + gspca_dev->cam.ctrls = sd->ctrls; + sd->flags = id->driver_info; return 0; } @@ -548,19 +514,19 @@ static void setbrightcont(struct gspca_dev *gspca_dev) { struct sd *sd = (struct sd *) gspca_dev; int i, v; - static const __u8 max[10] = + static const u8 max[10] = {0x29, 0x33, 0x42, 0x5a, 0x6e, 0x80, 0x9f, 0xbb, 0xd4, 0xec}; - static const __u8 delta[10] = + 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) + v += (sd->ctrls[BRIGHTNESS].val - BRIGHTNESS_MAX) * 150 / BRIGHTNESS_MAX; /* 200 ? */ - v -= delta[i] * sd->contrast / CONTRAST_MAX; + v -= delta[i] * sd->ctrls[CONTRAST].val / CONTRAST_MAX; if (v < 0) v = 0; else if (v > 0xff) @@ -584,12 +550,11 @@ static void setcolors(struct gspca_dev *gspca_dev) reg_w(gspca_dev, 0x11, 0x01); reg_w(gspca_dev, 0xff, 0x00); /* page 0 */ for (i = 0; i < 9; i++) { - v = a[i] * sd->colors / COLOR_MAX + b[i]; + v = a[i] * sd->ctrls[COLORS].val / 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 setwhitebalance(struct gspca_dev *gspca_dev) @@ -597,10 +562,9 @@ static void setwhitebalance(struct gspca_dev *gspca_dev) struct sd *sd = (struct sd *) gspca_dev; reg_w(gspca_dev, 0xff, 0x00); /* page 0 */ - reg_w(gspca_dev, 0xc6, sd->white_balance); + reg_w(gspca_dev, 0xc6, sd->ctrls[WHITE_BALANCE].val); reg_w(gspca_dev, 0xdc, 0x01); - PDEBUG(D_CONF|D_STREAM, "white_balance: %i", sd->white_balance); } static void setredbalance(struct gspca_dev *gspca_dev) @@ -608,10 +572,9 @@ static void setredbalance(struct gspca_dev *gspca_dev) struct sd *sd = (struct sd *) gspca_dev; reg_w(gspca_dev, 0xff, 0x00); /* page 0 */ - reg_w(gspca_dev, 0xc5, sd->red_balance); + reg_w(gspca_dev, 0xc5, sd->ctrls[RED_BALANCE].val); reg_w(gspca_dev, 0xdc, 0x01); - PDEBUG(D_CONF|D_STREAM, "red_balance: %i", sd->red_balance); } static void setbluebalance(struct gspca_dev *gspca_dev) @@ -619,10 +582,9 @@ static void setbluebalance(struct gspca_dev *gspca_dev) struct sd *sd = (struct sd *) gspca_dev; reg_w(gspca_dev, 0xff, 0x00); /* page 0 */ - reg_w(gspca_dev, 0xc7, sd->blue_balance); + reg_w(gspca_dev, 0xc7, sd->ctrls[BLUE_BALANCE].val); reg_w(gspca_dev, 0xdc, 0x01); - PDEBUG(D_CONF|D_STREAM, "blue_balance: %i", sd->blue_balance); } static void setgain(struct gspca_dev *gspca_dev) @@ -630,7 +592,7 @@ static void setgain(struct gspca_dev *gspca_dev) struct sd *sd = (struct sd *) gspca_dev; reg_w(gspca_dev, 0xff, 0x03); /* page 3 */ - reg_w(gspca_dev, 0x10, sd->gain >> 3); + reg_w(gspca_dev, 0x10, sd->ctrls[GAIN].val >> 3); /* load registers to sensor (Bit 0, auto clear) */ reg_w(gspca_dev, 0x11, 0x01); @@ -639,13 +601,13 @@ static void setgain(struct gspca_dev *gspca_dev) static void setexposure(struct gspca_dev *gspca_dev) { struct sd *sd = (struct sd *) gspca_dev; - __u8 clockdiv; - __u16 exposure; + u8 clockdiv; + u16 exposure; /* register 2 of frame 3 contains the clock divider configuring the no fps according to the formula: 90 / reg. sd->exposure is the desired exposure time in 0.5 ms. */ - clockdiv = (90 * sd->exposure + 1999) / 2000; + clockdiv = (90 * sd->ctrls[EXPOSURE].val + 1999) / 2000; /* Note clockdiv = 3 also works, but when running at 30 fps, depending on the scene being recorded, the camera switches to another @@ -664,7 +626,7 @@ static void setexposure(struct gspca_dev *gspca_dev) /* frame exposure time in ms = 1000 * clockdiv / 90 -> exposure = (sd->exposure / 2) * 448 / (1000 * clockdiv / 90) */ - exposure = (sd->exposure * 45 * 448) / (1000 * clockdiv); + exposure = (sd->ctrls[EXPOSURE].val * 45 * 448) / (1000 * clockdiv); /* 0 = use full frametime, 448 = no exposure, reverse it */ exposure = 448 - exposure; @@ -677,15 +639,35 @@ static void setexposure(struct gspca_dev *gspca_dev) reg_w(gspca_dev, 0x11, 0x01); } +static void setautogain(struct gspca_dev *gspca_dev) +{ + struct sd *sd = (struct sd *) 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->ctrls[AUTOGAIN].val) { + sd->ctrls[EXPOSURE].val = EXPOSURE_DEF; + sd->ctrls[GAIN].val = GAIN_DEF; + sd->autogain_ignore_frames = + PAC_AUTOGAIN_IGNORE_FRAMES; + } else { + sd->autogain_ignore_frames = -1; + } + setexposure(gspca_dev); + setgain(gspca_dev); +} + static void sethvflip(struct gspca_dev *gspca_dev) { struct sd *sd = (struct sd *) gspca_dev; u8 data, hflip, vflip; - hflip = sd->hflip; + hflip = sd->ctrls[HFLIP].val; if (sd->flags & FL_HFLIP) hflip = !hflip; - vflip = sd->vflip; + vflip = sd->ctrls[VFLIP].val; if (sd->flags & FL_VFLIP) vflip = !vflip; @@ -708,8 +690,6 @@ static int sd_start(struct gspca_dev *gspca_dev) { struct sd *sd = (struct sd *) gspca_dev; - sd->sof_read = 0; - reg_w_var(gspca_dev, start_7302, page3_7302, sizeof(page3_7302)); setbrightcont(gspca_dev); @@ -717,15 +697,13 @@ static int sd_start(struct gspca_dev *gspca_dev) setwhitebalance(gspca_dev); setredbalance(gspca_dev); setbluebalance(gspca_dev); - setgain(gspca_dev); - setexposure(gspca_dev); + setautogain(gspca_dev); sethvflip(gspca_dev); /* only resolution 640x480 is supported for pac7302 */ sd->sof_read = 0; - sd->autogain_ignore_frames = 0; - atomic_set(&sd->avg_lum, -1); + atomic_set(&sd->avg_lum, 270 + sd->ctrls[BRIGHTNESS].val); /* start stream */ reg_w(gspca_dev, 0xff, 0x01); @@ -751,8 +729,10 @@ static void sd_stop0(struct gspca_dev *gspca_dev) reg_w(gspca_dev, 0x78, 0x40); } -/* Include pac common sof detection functions */ -#include "pac_common.h" +/* !! coarse_grained_expo_autogain is not used !! */ +#define exp_too_low_cnt flags +#define exp_too_high_cnt sof_read +#include "autogain_functions.h" static void do_autogain(struct gspca_dev *gspca_dev) { @@ -761,65 +741,44 @@ static void do_autogain(struct gspca_dev *gspca_dev) int desired_lum; const int deadzone = 30; - if (avg_lum == -1) + if (sd->autogain_ignore_frames < 0) return; - desired_lum = 270 + sd->brightness; - - if (sd->autogain_ignore_frames > 0) + 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)) + } else { + desired_lum = 270 + sd->ctrls[BRIGHTNESS].val; + + auto_gain_n_exposure(gspca_dev, avg_lum, desired_lum, + deadzone, GAIN_KNEE, EXPOSURE_KNEE); sd->autogain_ignore_frames = PAC_AUTOGAIN_IGNORE_FRAMES; + } } -/* JPEG header, part 1 */ -static const unsigned char pac_jpeg_header1[] = { - 0xff, 0xd8, /* SOI: Start of Image */ - - 0xff, 0xc0, /* SOF0: Start of Frame (Baseline DCT) */ - 0x00, 0x11, /* length = 17 bytes (including this length field) */ - 0x08 /* Precision: 8 */ - /* 2 bytes is placed here: number of image lines */ - /* 2 bytes is placed here: samples per line */ -}; - -/* JPEG header, continued */ -static const unsigned char pac_jpeg_header2[] = { - 0x03, /* Number of image components: 3 */ - 0x01, 0x21, 0x00, /* ID=1, Subsampling 1x1, Quantization table: 0 */ - 0x02, 0x11, 0x01, /* ID=2, Subsampling 2x1, Quantization table: 1 */ - 0x03, 0x11, 0x01, /* ID=3, Subsampling 2x1, Quantization table: 1 */ - - 0xff, 0xda, /* SOS: Start Of Scan */ - 0x00, 0x0c, /* length = 12 bytes (including this length field) */ - 0x03, /* number of components: 3 */ - 0x01, 0x00, /* selector 1, table 0x00 */ - 0x02, 0x11, /* selector 2, table 0x11 */ - 0x03, 0x11, /* selector 3, table 0x11 */ - 0x00, 0x3f, /* Spectral selection: 0 .. 63 */ - 0x00 /* Successive approximation: 0 */ +/* JPEG header */ +static const u8 jpeg_header[] = { + 0xff, 0xd8, /* SOI: Start of Image */ + + 0xff, 0xc0, /* SOF0: Start of Frame (Baseline DCT) */ + 0x00, 0x11, /* length = 17 bytes (including this length field) */ + 0x08, /* Precision: 8 */ + 0x02, 0x80, /* height = 640 (image rotated) */ + 0x01, 0xe0, /* width = 480 */ + 0x03, /* Number of image components: 3 */ + 0x01, 0x21, 0x00, /* ID=1, Subsampling 1x1, Quantization table: 0 */ + 0x02, 0x11, 0x01, /* ID=2, Subsampling 2x1, Quantization table: 1 */ + 0x03, 0x11, 0x01, /* ID=3, Subsampling 2x1, Quantization table: 1 */ + + 0xff, 0xda, /* SOS: Start Of Scan */ + 0x00, 0x0c, /* length = 12 bytes (including this length field) */ + 0x03, /* number of components: 3 */ + 0x01, 0x00, /* selector 1, table 0x00 */ + 0x02, 0x11, /* selector 2, table 0x11 */ + 0x03, 0x11, /* selector 3, table 0x11 */ + 0x00, 0x3f, /* Spectral selection: 0 .. 63 */ + 0x00 /* Successive approximation: 0 */ }; -static void pac_start_frame(struct gspca_dev *gspca_dev, - __u16 lines, __u16 samples_per_line) -{ - unsigned char tmpbuf[4]; - - gspca_frame_add(gspca_dev, FIRST_PACKET, - pac_jpeg_header1, sizeof(pac_jpeg_header1)); - - tmpbuf[0] = lines >> 8; - tmpbuf[1] = lines & 0xff; - tmpbuf[2] = samples_per_line >> 8; - tmpbuf[3] = samples_per_line & 0xff; - - gspca_frame_add(gspca_dev, INTER_PACKET, - tmpbuf, sizeof(tmpbuf)); - gspca_frame_add(gspca_dev, INTER_PACKET, - pac_jpeg_header2, sizeof(pac_jpeg_header2)); -} - /* this function is run at interrupt level */ static void sd_pkt_scan(struct gspca_dev *gspca_dev, u8 *data, /* isoc packet */ @@ -827,7 +786,7 @@ static void sd_pkt_scan(struct gspca_dev *gspca_dev, { struct sd *sd = (struct sd *) gspca_dev; u8 *image; - unsigned char *sof; + u8 *sof; sof = pac_find_sof(&sd->sof_read, data, len); if (sof) { @@ -864,234 +823,21 @@ static void sd_pkt_scan(struct gspca_dev *gspca_dev, 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 */ /* The PAC7302 has the image rotated 90 degrees */ - pac_start_frame(gspca_dev, - gspca_dev->width, gspca_dev->height); + gspca_frame_add(gspca_dev, FIRST_PACKET, + jpeg_header, sizeof jpeg_header); } gspca_frame_add(gspca_dev, INTER_PACKET, data, len); } -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) - setbrightcont(gspca_dev); - return gspca_dev->usb_err; -} - -static int sd_getbrightness(struct gspca_dev *gspca_dev, __s32 *val) -{ - struct sd *sd = (struct sd *) gspca_dev; - - *val = sd->brightness; - return 0; -} - -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) - setbrightcont(gspca_dev); - return gspca_dev->usb_err; -} - -static int sd_getcontrast(struct gspca_dev *gspca_dev, __s32 *val) -{ - struct sd *sd = (struct sd *) gspca_dev; - - *val = sd->contrast; - return 0; -} - -static int sd_setcolors(struct gspca_dev *gspca_dev, __s32 val) -{ - struct sd *sd = (struct sd *) gspca_dev; - - sd->colors = val; - if (gspca_dev->streaming) - setcolors(gspca_dev); - return gspca_dev->usb_err; -} - -static int sd_getcolors(struct gspca_dev *gspca_dev, __s32 *val) -{ - struct sd *sd = (struct sd *) gspca_dev; - - *val = sd->colors; - return 0; -} - -static int sd_setwhitebalance(struct gspca_dev *gspca_dev, __s32 val) -{ - struct sd *sd = (struct sd *) gspca_dev; - - sd->white_balance = val; - if (gspca_dev->streaming) - setwhitebalance(gspca_dev); - return gspca_dev->usb_err; -} - -static int sd_getwhitebalance(struct gspca_dev *gspca_dev, __s32 *val) -{ - struct sd *sd = (struct sd *) gspca_dev; - - *val = sd->white_balance; - return 0; -} - -static int sd_setredbalance(struct gspca_dev *gspca_dev, __s32 val) -{ - struct sd *sd = (struct sd *) gspca_dev; - - sd->red_balance = val; - if (gspca_dev->streaming) - setredbalance(gspca_dev); - return gspca_dev->usb_err; -} - -static int sd_getredbalance(struct gspca_dev *gspca_dev, __s32 *val) -{ - struct sd *sd = (struct sd *) gspca_dev; - - *val = sd->red_balance; - return 0; -} - -static int sd_setbluebalance(struct gspca_dev *gspca_dev, __s32 val) -{ - struct sd *sd = (struct sd *) gspca_dev; - - sd->blue_balance = val; - if (gspca_dev->streaming) - setbluebalance(gspca_dev); - return gspca_dev->usb_err; -} - -static int sd_getbluebalance(struct gspca_dev *gspca_dev, __s32 *val) -{ - struct sd *sd = (struct sd *) gspca_dev; - - *val = sd->blue_balance; - 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 gspca_dev->usb_err; -} - -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 gspca_dev->usb_err; -} - -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; - /* 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 gspca_dev->usb_err; -} - -static int sd_getautogain(struct gspca_dev *gspca_dev, __s32 *val) -{ - struct sd *sd = (struct sd *) gspca_dev; - - *val = sd->autogain; - 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 gspca_dev->usb_err; -} - -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 gspca_dev->usb_err; -} - -static int sd_getvflip(struct gspca_dev *gspca_dev, __s32 *val) -{ - struct sd *sd = (struct sd *) gspca_dev; - - *val = sd->vflip; - return 0; -} - #ifdef CONFIG_VIDEO_ADV_DEBUG static int sd_dbg_s_register(struct gspca_dev *gspca_dev, struct v4l2_dbg_register *reg) { - __u8 index; - __u8 value; + u8 index; + u8 value; /* reg->reg: bit0..15: reserved for register index (wIndex is 16bit long on the USB bus) @@ -1103,8 +849,8 @@ static int sd_dbg_s_register(struct gspca_dev *gspca_dev, ) { /* Currently writing to page 0 is only supported. */ /* reg_w() only supports 8bit index */ - index = reg->reg & 0x000000ff; - value = reg->val & 0x000000ff; + index = reg->reg; + value = reg->val; /* Note that there shall be no access to other page by any other function between the page swith and @@ -1165,7 +911,7 @@ static int sd_int_pkt_scan(struct gspca_dev *gspca_dev, /* sub-driver description for pac7302 */ static const struct sd_desc sd_desc = { - .name = MODULE_NAME, + .name = KBUILD_MODNAME, .ctrls = sd_ctrls, .nctrls = ARRAY_SIZE(sd_ctrls), .config = sd_config, @@ -1187,6 +933,7 @@ static const struct sd_desc sd_desc = { /* -- module initialisation -- */ static const struct usb_device_id device_table[] = { {USB_DEVICE(0x06f8, 0x3009)}, + {USB_DEVICE(0x06f8, 0x301b)}, {USB_DEVICE(0x093a, 0x2620)}, {USB_DEVICE(0x093a, 0x2621)}, {USB_DEVICE(0x093a, 0x2622), .driver_info = FL_VFLIP}, @@ -1211,7 +958,7 @@ static int sd_probe(struct usb_interface *intf, } static struct usb_driver sd_driver = { - .name = MODULE_NAME, + .name = KBUILD_MODNAME, .id_table = device_table, .probe = sd_probe, .disconnect = gspca_disconnect, |