diff options
Diffstat (limited to 'drivers/media/video/gspca/ov519.c')
| -rw-r--r-- | drivers/media/video/gspca/ov519.c | 208 |
1 files changed, 190 insertions, 18 deletions
diff --git a/drivers/media/video/gspca/ov519.c b/drivers/media/video/gspca/ov519.c index 8ab2c452c25e..fd1b6082c96d 100644 --- a/drivers/media/video/gspca/ov519.c +++ b/drivers/media/video/gspca/ov519.c @@ -1,7 +1,7 @@ /** * OV519 driver * - * Copyright (C) 2008 Jean-Francois Moine (http://moinejf.free.fr) + * Copyright (C) 2008-2011 Jean-François Moine <moinejf@free.fr> * Copyright (C) 2009 Hans de Goede <hdegoede@redhat.com> * * This module is adapted from the ov51x-jpeg package, which itself @@ -61,10 +61,12 @@ static int i2c_detect_tries = 10; enum e_ctrl { BRIGHTNESS, CONTRAST, + EXPOSURE, COLORS, HFLIP, VFLIP, AUTOBRIGHT, + AUTOGAIN, FREQ, NCTRL /* number of controls */ }; @@ -118,6 +120,7 @@ struct sd { }; enum sensors { SEN_OV2610, + SEN_OV2610AE, SEN_OV3610, SEN_OV6620, SEN_OV6630, @@ -141,9 +144,11 @@ enum sensors { /* V4L2 controls supported by the driver */ static void setbrightness(struct gspca_dev *gspca_dev); static void setcontrast(struct gspca_dev *gspca_dev); +static void setexposure(struct gspca_dev *gspca_dev); static void setcolors(struct gspca_dev *gspca_dev); static void sethvflip(struct gspca_dev *gspca_dev); static void setautobright(struct gspca_dev *gspca_dev); +static int sd_setautogain(struct gspca_dev *gspca_dev, __s32 val); static void setfreq(struct gspca_dev *gspca_dev); static void setfreq_i(struct sd *sd); @@ -172,6 +177,18 @@ static const struct ctrl sd_ctrls[] = { }, .set_control = setcontrast, }, +[EXPOSURE] = { + { + .id = V4L2_CID_EXPOSURE, + .type = V4L2_CTRL_TYPE_INTEGER, + .name = "Exposure", + .minimum = 0, + .maximum = 255, + .step = 1, + .default_value = 127, + }, + .set_control = setexposure, + }, [COLORS] = { { .id = V4L2_CID_SATURATION, @@ -221,6 +238,19 @@ static const struct ctrl sd_ctrls[] = { }, .set_control = setautobright, }, +[AUTOGAIN] = { + { + .id = V4L2_CID_AUTOGAIN, + .type = V4L2_CTRL_TYPE_BOOLEAN, + .name = "Auto Gain", + .minimum = 0, + .maximum = 1, + .step = 1, + .default_value = 1, + .flags = V4L2_CTRL_FLAG_UPDATE + }, + .set = sd_setautogain, + }, [FREQ] = { { .id = V4L2_CID_POWER_LINE_FREQUENCY, @@ -237,48 +267,78 @@ static const struct ctrl sd_ctrls[] = { /* table of the disabled controls */ static const unsigned ctrl_dis[] = { -[SEN_OV2610] = (1 << NCTRL) - 1, /* no control */ +[SEN_OV2610] = ((1 << NCTRL) - 1) /* no control */ + ^ ((1 << EXPOSURE) /* but exposure */ + | (1 << AUTOGAIN)), /* and autogain */ + +[SEN_OV2610AE] = ((1 << NCTRL) - 1) /* no control */ + ^ ((1 << EXPOSURE) /* but exposure */ + | (1 << AUTOGAIN)), /* and autogain */ [SEN_OV3610] = (1 << NCTRL) - 1, /* no control */ [SEN_OV6620] = (1 << HFLIP) | - (1 << VFLIP), + (1 << VFLIP) | + (1 << EXPOSURE) | + (1 << AUTOGAIN), [SEN_OV6630] = (1 << HFLIP) | - (1 << VFLIP), + (1 << VFLIP) | + (1 << EXPOSURE) | + (1 << AUTOGAIN), [SEN_OV66308AF] = (1 << HFLIP) | - (1 << VFLIP), + (1 << VFLIP) | + (1 << EXPOSURE) | + (1 << AUTOGAIN), [SEN_OV7610] = (1 << HFLIP) | - (1 << VFLIP), + (1 << VFLIP) | + (1 << EXPOSURE) | + (1 << AUTOGAIN), [SEN_OV7620] = (1 << HFLIP) | - (1 << VFLIP), + (1 << VFLIP) | + (1 << EXPOSURE) | + (1 << AUTOGAIN), [SEN_OV7620AE] = (1 << HFLIP) | - (1 << VFLIP), + (1 << VFLIP) | + (1 << EXPOSURE) | + (1 << AUTOGAIN), [SEN_OV7640] = (1 << HFLIP) | (1 << VFLIP) | (1 << AUTOBRIGHT) | - (1 << CONTRAST), + (1 << CONTRAST) | + (1 << EXPOSURE) | + (1 << AUTOGAIN), [SEN_OV7648] = (1 << HFLIP) | (1 << VFLIP) | (1 << AUTOBRIGHT) | - (1 << CONTRAST), + (1 << CONTRAST) | + (1 << EXPOSURE) | + (1 << AUTOGAIN), -[SEN_OV7660] = (1 << AUTOBRIGHT), +[SEN_OV7660] = (1 << AUTOBRIGHT) | + (1 << EXPOSURE) | + (1 << AUTOGAIN), [SEN_OV7670] = (1 << COLORS) | - (1 << AUTOBRIGHT), + (1 << AUTOBRIGHT) | + (1 << EXPOSURE) | + (1 << AUTOGAIN), [SEN_OV76BE] = (1 << HFLIP) | - (1 << VFLIP), + (1 << VFLIP) | + (1 << EXPOSURE) | + (1 << AUTOGAIN), [SEN_OV8610] = (1 << HFLIP) | (1 << VFLIP) | + (1 << EXPOSURE) | + (1 << AUTOGAIN) | (1 << FREQ), }; @@ -428,6 +488,11 @@ static const struct v4l2_pix_format ovfx2_cif_mode[] = { .priv = 0}, }; static const struct v4l2_pix_format ovfx2_ov2610_mode[] = { + {800, 600, V4L2_PIX_FMT_SBGGR8, V4L2_FIELD_NONE, + .bytesperline = 800, + .sizeimage = 800 * 600, + .colorspace = V4L2_COLORSPACE_SRGB, + .priv = 1}, {1600, 1200, V4L2_PIX_FMT_SBGGR8, V4L2_FIELD_NONE, .bytesperline = 1600, .sizeimage = 1600 * 1200, @@ -544,6 +609,7 @@ static const struct v4l2_pix_format ovfx2_ov3610_mode[] = { * buffers, there are some pretty strict real time constraints for * isochronous transfer for larger frame sizes). */ +/*jfm: this value works well for 1600x1200, but not 800x600 - see isoc_init */ #define OVFX2_BULK_SIZE (13 * 4096) /* I2C registers */ @@ -656,6 +722,24 @@ static const struct ov_i2c_regvals norm_2610[] = { { 0x12, 0x80 }, /* reset */ }; +static const struct ov_i2c_regvals norm_2610ae[] = { + {0x12, 0x80}, /* reset */ + {0x13, 0xcd}, + {0x09, 0x01}, + {0x0d, 0x00}, + {0x11, 0x80}, + {0x12, 0x20}, /* 1600x1200 */ + {0x33, 0x0c}, + {0x35, 0x90}, + {0x36, 0x37}, +/* ms-win traces */ + {0x11, 0x83}, /* clock / 3 ? */ + {0x2d, 0x00}, /* 60 Hz filter */ + {0x24, 0xb0}, /* normal colors */ + {0x25, 0x90}, + {0x10, 0x43}, +}; + static const struct ov_i2c_regvals norm_3620b[] = { /* * From the datasheet: "Note that after writing to register COMH @@ -2621,6 +2705,9 @@ static void ov_hires_configure(struct sd *sd) if (high == 0x96 && low == 0x40) { PDEBUG(D_PROBE, "Sensor is an OV2610"); sd->sensor = SEN_OV2610; + } else if (high == 0x96 && low == 0x41) { + PDEBUG(D_PROBE, "Sensor is an OV2610AE"); + sd->sensor = SEN_OV2610AE; } else if (high == 0x36 && (low & 0x0f) == 0x00) { PDEBUG(D_PROBE, "Sensor is an OV3610"); sd->sensor = SEN_OV3610; @@ -3171,6 +3258,13 @@ static void ov519_set_fr(struct sd *sd) ov518_i2c_w(sd, OV7670_R11_CLKRC, clock); } +static void setautogain(struct gspca_dev *gspca_dev) +{ + struct sd *sd = (struct sd *) gspca_dev; + + i2c_w_mask(sd, 0x13, sd->ctrls[AUTOGAIN].val ? 0x05 : 0x00, 0x05); +} + /* this function is called at probe time */ static int sd_config(struct gspca_dev *gspca_dev, const struct usb_device_id *id) @@ -3295,15 +3389,22 @@ static int sd_init(struct gspca_dev *gspca_dev) } break; case BRIDGE_OVFX2: - if (sd->sensor == SEN_OV2610) { + switch (sd->sensor) { + case SEN_OV2610: + case SEN_OV2610AE: cam->cam_mode = ovfx2_ov2610_mode; cam->nmodes = ARRAY_SIZE(ovfx2_ov2610_mode); - } else if (sd->sensor == SEN_OV3610) { + break; + case SEN_OV3610: cam->cam_mode = ovfx2_ov3610_mode; cam->nmodes = ARRAY_SIZE(ovfx2_ov3610_mode); - } else if (sd->sif) { - cam->cam_mode = ov519_sif_mode; - cam->nmodes = ARRAY_SIZE(ov519_sif_mode); + break; + default: + if (sd->sif) { + cam->cam_mode = ov519_sif_mode; + cam->nmodes = ARRAY_SIZE(ov519_sif_mode); + } + break; } break; case BRIDGE_W9968CF: @@ -3325,6 +3426,12 @@ static int sd_init(struct gspca_dev *gspca_dev) /* Enable autogain, autoexpo, awb, bandfilter */ i2c_w_mask(sd, 0x13, 0x27, 0x27); break; + case SEN_OV2610AE: + write_i2c_regvals(sd, norm_2610ae, ARRAY_SIZE(norm_2610ae)); + + /* enable autoexpo */ + i2c_w_mask(sd, 0x13, 0x05, 0x05); + break; case SEN_OV3610: write_i2c_regvals(sd, norm_3620b, ARRAY_SIZE(norm_3620b)); @@ -3397,6 +3504,22 @@ error: return -EINVAL; } +/* function called at start time before URB creation */ +static int sd_isoc_init(struct gspca_dev *gspca_dev) +{ + struct sd *sd = (struct sd *) gspca_dev; + + switch (sd->bridge) { + case BRIDGE_OVFX2: + if (gspca_dev->width == 1600) + gspca_dev->cam.bulk_size = OVFX2_BULK_SIZE; + else + gspca_dev->cam.bulk_size = 7 * 4096; + break; + } + return 0; +} + /* Set up the OV511/OV511+ with the given image parameters. * * Do not put any sensor-specific code in here (including I2C I/O functions) @@ -3827,6 +3950,25 @@ static void mode_init_ov_sensor_regs(struct sd *sd) i2c_w_mask(sd, 0x67, qvga ? 0xf0 : 0x90, 0xf0); i2c_w_mask(sd, 0x74, qvga ? 0x20 : 0x00, 0x20); return; + case SEN_OV2610AE: { + u8 v; + + /* frame rates: + * 10fps / 5 fps for 1600x1200 + * 40fps / 20fps for 800x600 + */ + v = 80; + if (qvga) { + if (sd->frame_rate < 25) + v = 0x81; + } else { + if (sd->frame_rate < 10) + v = 0x81; + } + i2c_w(sd, 0x11, v); + i2c_w(sd, 0x12, qvga ? 0x60 : 0x20); + return; + } case SEN_OV3610: if (qvga) { xstart = (1040 - gspca_dev->width) / 2 + (0x1f << 4); @@ -3975,6 +4117,7 @@ static void set_ov_sensor_window(struct sd *sd) /* mode setup is fully handled in mode_init_ov_sensor_regs for these */ switch (sd->sensor) { case SEN_OV2610: + case SEN_OV2610AE: case SEN_OV3610: case SEN_OV7670: mode_init_ov_sensor_regs(sd); @@ -4110,12 +4253,16 @@ static int sd_start(struct gspca_dev *gspca_dev) setcontrast(gspca_dev); if (!(sd->gspca_dev.ctrl_dis & (1 << BRIGHTNESS))) setbrightness(gspca_dev); + if (!(sd->gspca_dev.ctrl_dis & (1 << EXPOSURE))) + setexposure(gspca_dev); if (!(sd->gspca_dev.ctrl_dis & (1 << COLORS))) setcolors(gspca_dev); if (!(sd->gspca_dev.ctrl_dis & ((1 << HFLIP) | (1 << VFLIP)))) sethvflip(gspca_dev); if (!(sd->gspca_dev.ctrl_dis & (1 << AUTOBRIGHT))) setautobright(gspca_dev); + if (!(sd->gspca_dev.ctrl_dis & (1 << AUTOGAIN))) + setautogain(gspca_dev); if (!(sd->gspca_dev.ctrl_dis & (1 << FREQ))) setfreq_i(sd); @@ -4529,6 +4676,14 @@ static void setcontrast(struct gspca_dev *gspca_dev) } } +static void setexposure(struct gspca_dev *gspca_dev) +{ + struct sd *sd = (struct sd *) gspca_dev; + + if (!sd->ctrls[AUTOGAIN].val) + i2c_w(sd, 0x10, sd->ctrls[EXPOSURE].val); +} + static void setcolors(struct gspca_dev *gspca_dev) { struct sd *sd = (struct sd *) gspca_dev; @@ -4587,6 +4742,22 @@ static void setautobright(struct gspca_dev *gspca_dev) i2c_w_mask(sd, 0x2d, sd->ctrls[AUTOBRIGHT].val ? 0x10 : 0x00, 0x10); } +static int sd_setautogain(struct gspca_dev *gspca_dev, __s32 val) +{ + struct sd *sd = (struct sd *) gspca_dev; + + sd->ctrls[AUTOGAIN].val = val; + if (val) { + gspca_dev->ctrl_inac |= (1 << EXPOSURE); + } else { + gspca_dev->ctrl_inac &= ~(1 << EXPOSURE); + sd->ctrls[EXPOSURE].val = i2c_r(sd, 0x10); + } + if (gspca_dev->streaming) + setautogain(gspca_dev); + return gspca_dev->usb_err; +} + static void setfreq_i(struct sd *sd) { if (sd->sensor == SEN_OV7660 @@ -4731,6 +4902,7 @@ static const struct sd_desc sd_desc = { .nctrls = ARRAY_SIZE(sd_ctrls), .config = sd_config, .init = sd_init, + .isoc_init = sd_isoc_init, .start = sd_start, .stopN = sd_stopN, .stop0 = sd_stop0, |