diff options
author | Theodore Kilgore <kilgota@banach.math.auburn.edu> | 2010-02-10 00:05:25 +0300 |
---|---|---|
committer | Mauro Carvalho Chehab <mchehab@redhat.com> | 2010-02-26 21:11:09 +0300 |
commit | 9d3103d061224e939272d05d54192038f66ffd54 (patch) | |
tree | e8e62612089e374cf3f3b4e7d94cddb573e09336 /drivers/media | |
parent | 10bb7530108cc11fedd0d615467a54f341079778 (diff) | |
download | linux-9d3103d061224e939272d05d54192038f66ffd54.tar.xz |
V4L/DVB: gspca_mr97310a: add support for the Sakar 1638x CyberPix
This camera has a sensor type we did not support sofar, this patch adds
support for the new sensor type found in the Sakar 1638x CyberPix.
Signed-off-by: Theodore Kilgore <kilgota@banach.math.auburn.edu>
Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'drivers/media')
-rw-r--r-- | drivers/media/video/gspca/mr97310a.c | 197 |
1 files changed, 177 insertions, 20 deletions
diff --git a/drivers/media/video/gspca/mr97310a.c b/drivers/media/video/gspca/mr97310a.c index 959ea2a530a4..33744e724eaa 100644 --- a/drivers/media/video/gspca/mr97310a.c +++ b/drivers/media/video/gspca/mr97310a.c @@ -57,6 +57,14 @@ #define MR97310A_GAIN_MAX 31 #define MR97310A_GAIN_DEFAULT 25 +#define MR97310A_CONTRAST_MIN 0 +#define MR97310A_CONTRAST_MAX 31 +#define MR97310A_CONTRAST_DEFAULT 23 + +#define MR97310A_CS_GAIN_MIN 0 +#define MR97310A_CS_GAIN_MAX 0x7ff +#define MR97310A_CS_GAIN_DEFAULT 0x110 + #define MR97310A_MIN_CLOCKDIV_MIN 3 #define MR97310A_MIN_CLOCKDIV_MAX 8 #define MR97310A_MIN_CLOCKDIV_DEFAULT 3 @@ -82,7 +90,8 @@ struct sd { int brightness; u16 exposure; - u8 gain; + u32 gain; + u8 contrast; u8 min_clockdiv; }; @@ -98,6 +107,8 @@ 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_setexposure(struct gspca_dev *gspca_dev, __s32 val); static int sd_getexposure(struct gspca_dev *gspca_dev, __s32 *val); +static int sd_getcontrast(struct gspca_dev *gspca_dev, __s32 *val); +static int sd_setcontrast(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_setmin_clockdiv(struct gspca_dev *gspca_dev, __s32 val); @@ -105,11 +116,13 @@ static int sd_getmin_clockdiv(struct gspca_dev *gspca_dev, __s32 *val); static void setbrightness(struct gspca_dev *gspca_dev); static void setexposure(struct gspca_dev *gspca_dev); static void setgain(struct gspca_dev *gspca_dev); +static void setcontrast(struct gspca_dev *gspca_dev); /* V4L2 controls supported by the driver */ static const struct ctrl sd_ctrls[] = { /* Separate brightness control description for Argus QuickClix as it has - different limits from the other mr97310a cameras */ + * different limits from the other mr97310a cameras, and separate gain + * control for Sakar CyberPix camera. */ { #define NORM_BRIGHTNESS_IDX 0 { @@ -171,7 +184,37 @@ static const struct ctrl sd_ctrls[] = { .get = sd_getgain, }, { -#define MIN_CLOCKDIV_IDX 4 +#define SAKAR_CS_GAIN_IDX 4 + { + .id = V4L2_CID_GAIN, + .type = V4L2_CTRL_TYPE_INTEGER, + .name = "Gain", + .minimum = MR97310A_CS_GAIN_MIN, + .maximum = MR97310A_CS_GAIN_MAX, + .step = 1, + .default_value = MR97310A_CS_GAIN_DEFAULT, + .flags = 0, + }, + .set = sd_setgain, + .get = sd_getgain, + }, + { +#define CONTRAST_IDX 5 + { + .id = V4L2_CID_CONTRAST, + .type = V4L2_CTRL_TYPE_INTEGER, + .name = "Contrast", + .minimum = MR97310A_CONTRAST_MIN, + .maximum = MR97310A_CONTRAST_MAX, + .step = 1, + .default_value = MR97310A_CONTRAST_DEFAULT, + .flags = 0, + }, + .set = sd_setcontrast, + .get = sd_getcontrast, + }, + { +#define MIN_CLOCKDIV_IDX 6 { .id = V4L2_CID_PRIVATE_BASE, .type = V4L2_CTRL_TYPE_INTEGER, @@ -436,6 +479,7 @@ static int sd_config(struct gspca_dev *gspca_dev, { struct sd *sd = (struct sd *) gspca_dev; struct cam *cam; + int gain_default = MR97310A_GAIN_DEFAULT; int err_code; cam = &gspca_dev->cam; @@ -479,7 +523,7 @@ static int sd_config(struct gspca_dev *gspca_dev, * * Name sd->sensor_type reported by * - * Sakar Spy-shot 0 T. Kilgore + * Sakar 56379 Spy-shot 0 T. Kilgore * Innovage 0 T. Kilgore * Vivitar Mini 0 H. De Goede * Vivitar Mini 0 E. Rodriguez @@ -507,14 +551,17 @@ static int sd_config(struct gspca_dev *gspca_dev, /* * Here is a table of the responses to the query for sensor - * type, from the known MR97310A VGA cameras. + * type, from the known MR97310A VGA cameras. Six different + * cameras of which five share the same USB ID. * * Name gspca_dev->usb_buf[] sd->sensor_type * sd->do_lcd_stop * Aiptek Pencam VGA+ 0300 0 1 - * ION digital 0350 0 1 + * ION digital 0300 0 1 * Argus DC-1620 0450 1 0 * Argus QuickClix 0420 1 1 + * Sakar 77379 Digital 0350 0 1 + * Sakar 1638x CyberPix 0120 0 2 * * Based upon these results, we assume default settings * and then correct as necessary, as follows. @@ -524,10 +571,12 @@ static int sd_config(struct gspca_dev *gspca_dev, sd->sensor_type = 1; sd->do_lcd_stop = 0; sd->adj_colors = 0; - if ((gspca_dev->usb_buf[0] != 0x03) && + if (gspca_dev->usb_buf[0] == 0x01) { + sd->sensor_type = 2; + } else if ((gspca_dev->usb_buf[0] != 0x03) && (gspca_dev->usb_buf[0] != 0x04)) { PDEBUG(D_ERR, "Unknown VGA Sensor id Byte 0: %02x", - gspca_dev->usb_buf[1]); + gspca_dev->usb_buf[0]); PDEBUG(D_ERR, "Defaults assumed, may not work"); PDEBUG(D_ERR, "Please report this"); } @@ -571,9 +620,13 @@ static int sd_config(struct gspca_dev *gspca_dev, /* No brightness for sensor_type 0 */ if (sd->sensor_type == 0) gspca_dev->ctrl_dis = (1 << NORM_BRIGHTNESS_IDX) | - (1 << ARGUS_QC_BRIGHTNESS_IDX); + (1 << ARGUS_QC_BRIGHTNESS_IDX) | + (1 << CONTRAST_IDX) | + (1 << SAKAR_CS_GAIN_IDX); else gspca_dev->ctrl_dis = (1 << ARGUS_QC_BRIGHTNESS_IDX) | + (1 << CONTRAST_IDX) | + (1 << SAKAR_CS_GAIN_IDX) | (1 << MIN_CLOCKDIV_IDX); } else { /* All controls need to be disabled if VGA sensor_type is 0 */ @@ -582,17 +635,30 @@ static int sd_config(struct gspca_dev *gspca_dev, (1 << ARGUS_QC_BRIGHTNESS_IDX) | (1 << EXPOSURE_IDX) | (1 << GAIN_IDX) | + (1 << CONTRAST_IDX) | + (1 << SAKAR_CS_GAIN_IDX) | (1 << MIN_CLOCKDIV_IDX); - else if (sd->do_lcd_stop) + else if (sd->sensor_type == 2) { + gspca_dev->ctrl_dis = (1 << NORM_BRIGHTNESS_IDX) | + (1 << ARGUS_QC_BRIGHTNESS_IDX) | + (1 << GAIN_IDX) | + (1 << MIN_CLOCKDIV_IDX); + gain_default = MR97310A_CS_GAIN_DEFAULT; + } else if (sd->do_lcd_stop) /* Argus QuickClix has different brightness limits */ - gspca_dev->ctrl_dis = (1 << NORM_BRIGHTNESS_IDX); + gspca_dev->ctrl_dis = (1 << NORM_BRIGHTNESS_IDX) | + (1 << CONTRAST_IDX) | + (1 << SAKAR_CS_GAIN_IDX); else - gspca_dev->ctrl_dis = (1 << ARGUS_QC_BRIGHTNESS_IDX); + gspca_dev->ctrl_dis = (1 << ARGUS_QC_BRIGHTNESS_IDX) | + (1 << CONTRAST_IDX) | + (1 << SAKAR_CS_GAIN_IDX); } sd->brightness = MR97310A_BRIGHTNESS_DEFAULT; sd->exposure = MR97310A_EXPOSURE_DEFAULT; - sd->gain = MR97310A_GAIN_DEFAULT; + sd->gain = gain_default; + sd->contrast = MR97310A_CONTRAST_DEFAULT; sd->min_clockdiv = MR97310A_MIN_CLOCKDIV_DEFAULT; return 0; @@ -720,6 +786,10 @@ static int start_vga_cam(struct gspca_dev *gspca_dev) data[5] = 0x00; data[10] = 0x91; } + if (sd->sensor_type == 2) { + data[5] = 0x00; + data[10] = 0x18; + } switch (gspca_dev->width) { case 160: @@ -734,6 +804,10 @@ static int start_vga_cam(struct gspca_dev *gspca_dev) data[4] = 0x78; /* reg 3, V size/4 */ data[6] = 0x04; /* reg 5, H start */ data[8] = 0x03; /* reg 7, V start */ + if (sd->sensor_type == 2) { + data[6] = 2; + data[8] = 1; + } if (sd->do_lcd_stop) data[8] = 0x04; /* Bayer tile shifted */ break; @@ -756,7 +830,6 @@ static int start_vga_cam(struct gspca_dev *gspca_dev) return err_code; if (!sd->sensor_type) { - /* The only known sensor_type 0 cam is the Argus DC-1620 */ const struct sensor_w_data vga_sensor0_init_data[] = { {0x01, 0x00, {0x0c, 0x00, 0x04}, 3}, {0x14, 0x00, {0x01, 0xe4, 0x02, 0x84}, 4}, @@ -767,7 +840,7 @@ static int start_vga_cam(struct gspca_dev *gspca_dev) }; err_code = sensor_write_regs(gspca_dev, vga_sensor0_init_data, ARRAY_SIZE(vga_sensor0_init_data)); - } else { /* sd->sensor_type = 1 */ + } else if (sd->sensor_type == 1) { const struct sensor_w_data color_adj[] = { {0x02, 0x00, {0x06, 0x59, 0x0c, 0x16, 0x00, /* adjusted blue, green, red gain correct @@ -805,6 +878,48 @@ static int start_vga_cam(struct gspca_dev *gspca_dev) err_code = sensor_write_regs(gspca_dev, vga_sensor1_init_data, ARRAY_SIZE(vga_sensor1_init_data)); + } else { /* sensor type == 2 */ + const struct sensor_w_data vga_sensor2_init_data[] = { + + {0x01, 0x00, {0x48}, 1}, + {0x02, 0x00, {0x22}, 1}, + /* Reg 3 msb and 4 is lsb of the exposure setting*/ + {0x05, 0x00, {0x10}, 1}, + {0x06, 0x00, {0x00}, 1}, + {0x07, 0x00, {0x00}, 1}, + {0x08, 0x00, {0x00}, 1}, + {0x09, 0x00, {0x00}, 1}, + /* The following are used in the gain control + * which is BTW completely borked in the OEM driver + * The values for each color go from 0 to 0x7ff + *{0x0a, 0x00, {0x01}, 1}, green1 gain msb + *{0x0b, 0x00, {0x10}, 1}, green1 gain lsb + *{0x0c, 0x00, {0x01}, 1}, red gain msb + *{0x0d, 0x00, {0x10}, 1}, red gain lsb + *{0x0e, 0x00, {0x01}, 1}, blue gain msb + *{0x0f, 0x00, {0x10}, 1}, blue gain lsb + *{0x10, 0x00, {0x01}, 1}, green2 gain msb + *{0x11, 0x00, {0x10}, 1}, green2 gain lsb + */ + {0x12, 0x00, {0x00}, 1}, + {0x13, 0x00, {0x04}, 1}, /* weird effect on colors */ + {0x14, 0x00, {0x00}, 1}, + {0x15, 0x00, {0x06}, 1}, + {0x16, 0x00, {0x01}, 1}, + {0x17, 0x00, {0xe2}, 1}, /* vertical alignment */ + {0x18, 0x00, {0x02}, 1}, + {0x19, 0x00, {0x82}, 1}, /* don't mess with */ + {0x1a, 0x00, {0x00}, 1}, + {0x1b, 0x00, {0x20}, 1}, + /* {0x1c, 0x00, {0x17}, 1}, contrast control */ + {0x1d, 0x00, {0x80}, 1}, /* moving causes a mess */ + {0x1e, 0x00, {0x08}, 1}, /* moving jams the camera */ + {0x1f, 0x00, {0x0c}, 1}, + {0x20, 0x00, {0x00}, 1}, + {0, 0, {0}, 0} + }; + err_code = sensor_write_regs(gspca_dev, vga_sensor2_init_data, + ARRAY_SIZE(vga_sensor2_init_data)); } return err_code; } @@ -837,6 +952,7 @@ static int sd_start(struct gspca_dev *gspca_dev) return err_code; setbrightness(gspca_dev); + setcontrast(gspca_dev); setexposure(gspca_dev); setgain(gspca_dev); @@ -896,7 +1012,7 @@ static void setbrightness(struct gspca_dev *gspca_dev) static void setexposure(struct gspca_dev *gspca_dev) { struct sd *sd = (struct sd *) gspca_dev; - int exposure; + int exposure = MR97310A_EXPOSURE_DEFAULT; u8 buf[2]; if (gspca_dev->ctrl_dis & (1 << EXPOSURE_IDX)) @@ -908,6 +1024,11 @@ static void setexposure(struct gspca_dev *gspca_dev) exposure = (sd->exposure * 9267) / 10000 + 300; sensor_write1(gspca_dev, 3, exposure >> 4); sensor_write1(gspca_dev, 4, exposure & 0x0f); + } else if (sd->sensor_type == 2) { + exposure = sd->exposure; + exposure >>= 3; + sensor_write1(gspca_dev, 3, exposure >> 8); + sensor_write1(gspca_dev, 4, exposure & 0xff); } else { /* We have both a clock divider and an exposure register. We first calculate the clock divider, as that determines @@ -946,17 +1067,34 @@ static void setexposure(struct gspca_dev *gspca_dev) static void setgain(struct gspca_dev *gspca_dev) { struct sd *sd = (struct sd *) gspca_dev; + u8 gainreg; - if (gspca_dev->ctrl_dis & (1 << GAIN_IDX)) + if ((gspca_dev->ctrl_dis & (1 << GAIN_IDX)) && + (gspca_dev->ctrl_dis & (1 << SAKAR_CS_GAIN_IDX))) return; - if (sd->cam_type == CAM_TYPE_CIF && sd->sensor_type == 1) { + if (sd->cam_type == CAM_TYPE_CIF && sd->sensor_type == 1) sensor_write1(gspca_dev, 0x0e, sd->gain); - } else { + else if (sd->cam_type == CAM_TYPE_VGA && sd->sensor_type == 2) + for (gainreg = 0x0a; gainreg < 0x11; gainreg += 2) { + sensor_write1(gspca_dev, gainreg, sd->gain >> 8); + sensor_write1(gspca_dev, gainreg + 1, sd->gain & 0xff); + } + else sensor_write1(gspca_dev, 0x10, sd->gain); - } } +static void setcontrast(struct gspca_dev *gspca_dev) +{ + struct sd *sd = (struct sd *) gspca_dev; + + if (gspca_dev->ctrl_dis & (1 << CONTRAST_IDX)) + return; + + sensor_write1(gspca_dev, 0x1c, sd->contrast); +} + + static int sd_setbrightness(struct gspca_dev *gspca_dev, __s32 val) { struct sd *sd = (struct sd *) gspca_dev; @@ -1011,6 +1149,25 @@ static int sd_getgain(struct gspca_dev *gspca_dev, __s32 *val) 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) + setcontrast(gspca_dev); + return 0; +} + + +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_setmin_clockdiv(struct gspca_dev *gspca_dev, __s32 val) { struct sd *sd = (struct sd *) gspca_dev; |