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Diffstat (limited to 'drivers/media/video/gspca/sn9c20x.c')
-rw-r--r--drivers/media/video/gspca/sn9c20x.c598
1 files changed, 280 insertions, 318 deletions
diff --git a/drivers/media/video/gspca/sn9c20x.c b/drivers/media/video/gspca/sn9c20x.c
index 7e71aa2d2522..6c31e46a1fd2 100644
--- a/drivers/media/video/gspca/sn9c20x.c
+++ b/drivers/media/video/gspca/sn9c20x.c
@@ -59,35 +59,38 @@ MODULE_LICENSE("GPL");
#define SENSOR_MT9M111 9
#define SENSOR_MT9M112 10
#define SENSOR_HV7131R 11
-#define SENSOR_MT9VPRB 20
+#define SENSOR_MT9VPRB 12
/* camera flags */
#define HAS_NO_BUTTON 0x1
#define LED_REVERSE 0x2 /* some cameras unset gpio to turn on leds */
#define FLIP_DETECT 0x4
-enum e_ctrl {
- BRIGHTNESS,
- CONTRAST,
- SATURATION,
- HUE,
- GAMMA,
- BLUE,
- RED,
- VFLIP,
- HFLIP,
- EXPOSURE,
- GAIN,
- AUTOGAIN,
- QUALITY,
- NCTRLS /* number of controls */
-};
-
/* specific webcam descriptor */
struct sd {
struct gspca_dev gspca_dev;
- struct gspca_ctrl ctrls[NCTRLS];
+ struct { /* color control cluster */
+ struct v4l2_ctrl *brightness;
+ struct v4l2_ctrl *contrast;
+ struct v4l2_ctrl *saturation;
+ struct v4l2_ctrl *hue;
+ };
+ struct { /* blue/red balance control cluster */
+ struct v4l2_ctrl *blue;
+ struct v4l2_ctrl *red;
+ };
+ struct { /* h/vflip control cluster */
+ struct v4l2_ctrl *hflip;
+ struct v4l2_ctrl *vflip;
+ };
+ struct v4l2_ctrl *gamma;
+ struct { /* autogain and exposure or gain control cluster */
+ struct v4l2_ctrl *autogain;
+ struct v4l2_ctrl *exposure;
+ struct v4l2_ctrl *gain;
+ };
+ struct v4l2_ctrl *jpegqual;
struct work_struct work;
struct workqueue_struct *work_thread;
@@ -105,6 +108,7 @@ struct sd {
u8 exposure_step;
u8 i2c_addr;
+ u8 i2c_intf;
u8 sensor;
u8 hstart;
u8 vstart;
@@ -166,175 +170,6 @@ static const struct dmi_system_id flip_dmi_table[] = {
{}
};
-static void set_cmatrix(struct gspca_dev *gspca_dev);
-static void set_gamma(struct gspca_dev *gspca_dev);
-static void set_redblue(struct gspca_dev *gspca_dev);
-static void set_hvflip(struct gspca_dev *gspca_dev);
-static void set_exposure(struct gspca_dev *gspca_dev);
-static void set_gain(struct gspca_dev *gspca_dev);
-static void set_quality(struct gspca_dev *gspca_dev);
-
-static const struct ctrl sd_ctrls[NCTRLS] = {
-[BRIGHTNESS] = {
- {
- .id = V4L2_CID_BRIGHTNESS,
- .type = V4L2_CTRL_TYPE_INTEGER,
- .name = "Brightness",
- .minimum = 0,
- .maximum = 0xff,
- .step = 1,
- .default_value = 0x7f
- },
- .set_control = set_cmatrix
- },
-[CONTRAST] = {
- {
- .id = V4L2_CID_CONTRAST,
- .type = V4L2_CTRL_TYPE_INTEGER,
- .name = "Contrast",
- .minimum = 0,
- .maximum = 0xff,
- .step = 1,
- .default_value = 0x7f
- },
- .set_control = set_cmatrix
- },
-[SATURATION] = {
- {
- .id = V4L2_CID_SATURATION,
- .type = V4L2_CTRL_TYPE_INTEGER,
- .name = "Saturation",
- .minimum = 0,
- .maximum = 0xff,
- .step = 1,
- .default_value = 0x7f
- },
- .set_control = set_cmatrix
- },
-[HUE] = {
- {
- .id = V4L2_CID_HUE,
- .type = V4L2_CTRL_TYPE_INTEGER,
- .name = "Hue",
- .minimum = -180,
- .maximum = 180,
- .step = 1,
- .default_value = 0
- },
- .set_control = set_cmatrix
- },
-[GAMMA] = {
- {
- .id = V4L2_CID_GAMMA,
- .type = V4L2_CTRL_TYPE_INTEGER,
- .name = "Gamma",
- .minimum = 0,
- .maximum = 0xff,
- .step = 1,
- .default_value = 0x10
- },
- .set_control = set_gamma
- },
-[BLUE] = {
- {
- .id = V4L2_CID_BLUE_BALANCE,
- .type = V4L2_CTRL_TYPE_INTEGER,
- .name = "Blue Balance",
- .minimum = 0,
- .maximum = 0x7f,
- .step = 1,
- .default_value = 0x28
- },
- .set_control = set_redblue
- },
-[RED] = {
- {
- .id = V4L2_CID_RED_BALANCE,
- .type = V4L2_CTRL_TYPE_INTEGER,
- .name = "Red Balance",
- .minimum = 0,
- .maximum = 0x7f,
- .step = 1,
- .default_value = 0x28
- },
- .set_control = set_redblue
- },
-[HFLIP] = {
- {
- .id = V4L2_CID_HFLIP,
- .type = V4L2_CTRL_TYPE_BOOLEAN,
- .name = "Horizontal Flip",
- .minimum = 0,
- .maximum = 1,
- .step = 1,
- .default_value = 0,
- },
- .set_control = set_hvflip
- },
-[VFLIP] = {
- {
- .id = V4L2_CID_VFLIP,
- .type = V4L2_CTRL_TYPE_BOOLEAN,
- .name = "Vertical Flip",
- .minimum = 0,
- .maximum = 1,
- .step = 1,
- .default_value = 0,
- },
- .set_control = set_hvflip
- },
-[EXPOSURE] = {
- {
- .id = V4L2_CID_EXPOSURE,
- .type = V4L2_CTRL_TYPE_INTEGER,
- .name = "Exposure",
- .minimum = 0,
- .maximum = 0x1780,
- .step = 1,
- .default_value = 0x33,
- },
- .set_control = set_exposure
- },
-[GAIN] = {
- {
- .id = V4L2_CID_GAIN,
- .type = V4L2_CTRL_TYPE_INTEGER,
- .name = "Gain",
- .minimum = 0,
- .maximum = 28,
- .step = 1,
- .default_value = 0,
- },
- .set_control = set_gain
- },
-[AUTOGAIN] = {
- {
- .id = V4L2_CID_AUTOGAIN,
- .type = V4L2_CTRL_TYPE_BOOLEAN,
- .name = "Auto Exposure",
- .minimum = 0,
- .maximum = 1,
- .step = 1,
- .default_value = 1,
- },
- },
-[QUALITY] = {
- {
- .id = V4L2_CID_JPEG_COMPRESSION_QUALITY,
- .type = V4L2_CTRL_TYPE_INTEGER,
- .name = "Compression Quality",
-#define QUALITY_MIN 50
-#define QUALITY_MAX 90
-#define QUALITY_DEF 80
- .minimum = QUALITY_MIN,
- .maximum = QUALITY_MAX,
- .step = 1,
- .default_value = QUALITY_DEF,
- },
- .set_control = set_quality
- },
-};
-
static const struct v4l2_pix_format vga_mode[] = {
{160, 120, V4L2_PIX_FMT_JPEG, V4L2_FIELD_NONE,
.bytesperline = 160,
@@ -747,7 +582,7 @@ static const s16 hsv_blue_y[] = {
4, 2, 0, -1, -3, -5, -7, -9, -11
};
-static u16 i2c_ident[] = {
+static const u16 i2c_ident[] = {
V4L2_IDENT_OV9650,
V4L2_IDENT_OV9655,
V4L2_IDENT_SOI968,
@@ -760,9 +595,10 @@ static u16 i2c_ident[] = {
V4L2_IDENT_MT9M111,
V4L2_IDENT_MT9M112,
V4L2_IDENT_HV7131R,
+[SENSOR_MT9VPRB] = V4L2_IDENT_UNKNOWN,
};
-static u16 bridge_init[][2] = {
+static const u16 bridge_init[][2] = {
{0x1000, 0x78}, {0x1001, 0x40}, {0x1002, 0x1c},
{0x1020, 0x80}, {0x1061, 0x01}, {0x1067, 0x40},
{0x1068, 0x30}, {0x1069, 0x20}, {0x106a, 0x10},
@@ -786,7 +622,7 @@ static u16 bridge_init[][2] = {
};
/* Gain = (bit[3:0] / 16 + 1) * (bit[4] + 1) * (bit[5] + 1) * (bit[6] + 1) */
-static u8 ov_gain[] = {
+static const u8 ov_gain[] = {
0x00 /* 1x */, 0x04 /* 1.25x */, 0x08 /* 1.5x */, 0x0c /* 1.75x */,
0x10 /* 2x */, 0x12 /* 2.25x */, 0x14 /* 2.5x */, 0x16 /* 2.75x */,
0x18 /* 3x */, 0x1a /* 3.25x */, 0x1c /* 3.5x */, 0x1e /* 3.75x */,
@@ -798,7 +634,7 @@ static u8 ov_gain[] = {
};
/* Gain = (bit[8] + 1) * (bit[7] + 1) * (bit[6:0] * 0.03125) */
-static u16 micron1_gain[] = {
+static const u16 micron1_gain[] = {
/* 1x 1.25x 1.5x 1.75x */
0x0020, 0x0028, 0x0030, 0x0038,
/* 2x 2.25x 2.5x 2.75x */
@@ -819,7 +655,7 @@ static u16 micron1_gain[] = {
/* mt9m001 sensor uses a different gain formula then other micron sensors */
/* Gain = (bit[6] + 1) * (bit[5-0] * 0.125) */
-static u16 micron2_gain[] = {
+static const u16 micron2_gain[] = {
/* 1x 1.25x 1.5x 1.75x */
0x0008, 0x000a, 0x000c, 0x000e,
/* 2x 2.25x 2.5x 2.75x */
@@ -839,7 +675,7 @@ static u16 micron2_gain[] = {
};
/* Gain = .5 + bit[7:0] / 16 */
-static u8 hv7131r_gain[] = {
+static const u8 hv7131r_gain[] = {
0x08 /* 1x */, 0x0c /* 1.25x */, 0x10 /* 1.5x */, 0x14 /* 1.75x */,
0x18 /* 2x */, 0x1c /* 2.25x */, 0x20 /* 2.5x */, 0x24 /* 2.75x */,
0x28 /* 3x */, 0x2c /* 3.25x */, 0x30 /* 3.5x */, 0x34 /* 3.75x */,
@@ -850,7 +686,7 @@ static u8 hv7131r_gain[] = {
0x78 /* 8x */
};
-static struct i2c_reg_u8 soi968_init[] = {
+static const struct i2c_reg_u8 soi968_init[] = {
{0x0c, 0x00}, {0x0f, 0x1f},
{0x11, 0x80}, {0x38, 0x52}, {0x1e, 0x00},
{0x33, 0x08}, {0x35, 0x8c}, {0x36, 0x0c},
@@ -864,7 +700,7 @@ static struct i2c_reg_u8 soi968_init[] = {
{0x00, 0x00}, {0x01, 0x80}, {0x02, 0x80},
};
-static struct i2c_reg_u8 ov7660_init[] = {
+static const struct i2c_reg_u8 ov7660_init[] = {
{0x0e, 0x80}, {0x0d, 0x08}, {0x0f, 0xc3},
{0x04, 0xc3}, {0x10, 0x40}, {0x11, 0x40},
{0x12, 0x05}, {0x13, 0xba}, {0x14, 0x2a},
@@ -872,11 +708,11 @@ static struct i2c_reg_u8 ov7660_init[] = {
0x10, 0x61 and sd->hstart, vstart = 3, fixes ugly colored borders */
{0x17, 0x10}, {0x18, 0x61},
{0x37, 0x0f}, {0x38, 0x02}, {0x39, 0x43},
- {0x3a, 0x00}, {0x69, 0x90}, {0x2d, 0xf6},
- {0x2e, 0x0b}, {0x01, 0x78}, {0x02, 0x50},
+ {0x3a, 0x00}, {0x69, 0x90}, {0x2d, 0x00},
+ {0x2e, 0x00}, {0x01, 0x78}, {0x02, 0x50},
};
-static struct i2c_reg_u8 ov7670_init[] = {
+static const struct i2c_reg_u8 ov7670_init[] = {
{0x11, 0x80}, {0x3a, 0x04}, {0x12, 0x01},
{0x32, 0xb6}, {0x03, 0x0a}, {0x0c, 0x00}, {0x3e, 0x00},
{0x70, 0x3a}, {0x71, 0x35}, {0x72, 0x11}, {0x73, 0xf0},
@@ -933,7 +769,7 @@ static struct i2c_reg_u8 ov7670_init[] = {
{0x93, 0x00},
};
-static struct i2c_reg_u8 ov9650_init[] = {
+static const struct i2c_reg_u8 ov9650_init[] = {
{0x00, 0x00}, {0x01, 0x78},
{0x02, 0x78}, {0x03, 0x36}, {0x04, 0x03},
{0x05, 0x00}, {0x06, 0x00}, {0x08, 0x00},
@@ -963,7 +799,7 @@ static struct i2c_reg_u8 ov9650_init[] = {
{0xaa, 0x92}, {0xab, 0x0a},
};
-static struct i2c_reg_u8 ov9655_init[] = {
+static const struct i2c_reg_u8 ov9655_init[] = {
{0x0e, 0x61}, {0x11, 0x80}, {0x13, 0xba},
{0x14, 0x2e}, {0x16, 0x24}, {0x1e, 0x04}, {0x27, 0x08},
{0x28, 0x08}, {0x29, 0x15}, {0x2c, 0x08}, {0x34, 0x3d},
@@ -990,7 +826,7 @@ static struct i2c_reg_u8 ov9655_init[] = {
{0x04, 0x03}, {0x00, 0x13},
};
-static struct i2c_reg_u16 mt9v112_init[] = {
+static const struct i2c_reg_u16 mt9v112_init[] = {
{0xf0, 0x0000}, {0x0d, 0x0021}, {0x0d, 0x0020},
{0x34, 0xc019}, {0x0a, 0x0011}, {0x0b, 0x000b},
{0x20, 0x0703}, {0x35, 0x2022}, {0xf0, 0x0001},
@@ -1009,7 +845,7 @@ static struct i2c_reg_u16 mt9v112_init[] = {
{0x2c, 0x00ae}, {0x2d, 0x00ae}, {0x2e, 0x00ae},
};
-static struct i2c_reg_u16 mt9v111_init[] = {
+static const struct i2c_reg_u16 mt9v111_init[] = {
{0x01, 0x0004}, {0x0d, 0x0001}, {0x0d, 0x0000},
{0x01, 0x0001}, {0x05, 0x0004}, {0x2d, 0xe0a0},
{0x2e, 0x0c64}, {0x2f, 0x0064}, {0x06, 0x600e},
@@ -1019,7 +855,7 @@ static struct i2c_reg_u16 mt9v111_init[] = {
{0x0e, 0x0008}, {0x20, 0x0000}
};
-static struct i2c_reg_u16 mt9v011_init[] = {
+static const struct i2c_reg_u16 mt9v011_init[] = {
{0x07, 0x0002}, {0x0d, 0x0001}, {0x0d, 0x0000},
{0x01, 0x0008}, {0x02, 0x0016}, {0x03, 0x01e1},
{0x04, 0x0281}, {0x05, 0x0083}, {0x06, 0x0006},
@@ -1046,7 +882,7 @@ static struct i2c_reg_u16 mt9v011_init[] = {
{0x06, 0x0029}, {0x05, 0x0009},
};
-static struct i2c_reg_u16 mt9m001_init[] = {
+static const struct i2c_reg_u16 mt9m001_init[] = {
{0x0d, 0x0001},
{0x0d, 0x0000},
{0x04, 0x0500}, /* hres = 1280 */
@@ -1062,21 +898,21 @@ static struct i2c_reg_u16 mt9m001_init[] = {
{0x35, 0x0057},
};
-static struct i2c_reg_u16 mt9m111_init[] = {
+static const struct i2c_reg_u16 mt9m111_init[] = {
{0xf0, 0x0000}, {0x0d, 0x0021}, {0x0d, 0x0008},
{0xf0, 0x0001}, {0x3a, 0x4300}, {0x9b, 0x4300},
{0x06, 0x708e}, {0xf0, 0x0002}, {0x2e, 0x0a1e},
{0xf0, 0x0000},
};
-static struct i2c_reg_u16 mt9m112_init[] = {
+static const struct i2c_reg_u16 mt9m112_init[] = {
{0xf0, 0x0000}, {0x0d, 0x0021}, {0x0d, 0x0008},
{0xf0, 0x0001}, {0x3a, 0x4300}, {0x9b, 0x4300},
{0x06, 0x708e}, {0xf0, 0x0002}, {0x2e, 0x0a1e},
{0xf0, 0x0000},
};
-static struct i2c_reg_u8 hv7131r_init[] = {
+static const struct i2c_reg_u8 hv7131r_init[] = {
{0x02, 0x08}, {0x02, 0x00}, {0x01, 0x08},
{0x02, 0x00}, {0x20, 0x00}, {0x21, 0xd0},
{0x22, 0x00}, {0x23, 0x09}, {0x01, 0x08},
@@ -1167,7 +1003,7 @@ static void i2c_w1(struct gspca_dev *gspca_dev, u8 reg, u8 val)
* from the point of view of the bridge, the length
* includes the address
*/
- row[0] = 0x81 | (2 << 4);
+ row[0] = sd->i2c_intf | (2 << 4);
row[1] = sd->i2c_addr;
row[2] = reg;
row[3] = val;
@@ -1180,7 +1016,7 @@ static void i2c_w1(struct gspca_dev *gspca_dev, u8 reg, u8 val)
}
static void i2c_w1_buf(struct gspca_dev *gspca_dev,
- struct i2c_reg_u8 *buf, int sz)
+ const struct i2c_reg_u8 *buf, int sz)
{
while (--sz >= 0) {
i2c_w1(gspca_dev, buf->reg, buf->val);
@@ -1197,7 +1033,7 @@ static void i2c_w2(struct gspca_dev *gspca_dev, u8 reg, u16 val)
* from the point of view of the bridge, the length
* includes the address
*/
- row[0] = 0x81 | (3 << 4);
+ row[0] = sd->i2c_intf | (3 << 4);
row[1] = sd->i2c_addr;
row[2] = reg;
row[3] = val >> 8;
@@ -1210,7 +1046,7 @@ static void i2c_w2(struct gspca_dev *gspca_dev, u8 reg, u16 val)
}
static void i2c_w2_buf(struct gspca_dev *gspca_dev,
- struct i2c_reg_u16 *buf, int sz)
+ const struct i2c_reg_u16 *buf, int sz)
{
while (--sz >= 0) {
i2c_w2(gspca_dev, buf->reg, buf->val);
@@ -1223,7 +1059,7 @@ static void i2c_r1(struct gspca_dev *gspca_dev, u8 reg, u8 *val)
struct sd *sd = (struct sd *) gspca_dev;
u8 row[8];
- row[0] = 0x81 | (1 << 4);
+ row[0] = sd->i2c_intf | (1 << 4);
row[1] = sd->i2c_addr;
row[2] = reg;
row[3] = 0;
@@ -1232,7 +1068,7 @@ static void i2c_r1(struct gspca_dev *gspca_dev, u8 reg, u8 *val)
row[6] = 0;
row[7] = 0x10;
i2c_w(gspca_dev, row);
- row[0] = 0x81 | (1 << 4) | 0x02;
+ row[0] = sd->i2c_intf | (1 << 4) | 0x02;
row[2] = 0;
i2c_w(gspca_dev, row);
reg_r(gspca_dev, 0x10c2, 5);
@@ -1244,7 +1080,7 @@ static void i2c_r2(struct gspca_dev *gspca_dev, u8 reg, u16 *val)
struct sd *sd = (struct sd *) gspca_dev;
u8 row[8];
- row[0] = 0x81 | (1 << 4);
+ row[0] = sd->i2c_intf | (1 << 4);
row[1] = sd->i2c_addr;
row[2] = reg;
row[3] = 0;
@@ -1253,7 +1089,7 @@ static void i2c_r2(struct gspca_dev *gspca_dev, u8 reg, u16 *val)
row[6] = 0;
row[7] = 0x10;
i2c_w(gspca_dev, row);
- row[0] = 0x81 | (2 << 4) | 0x02;
+ row[0] = sd->i2c_intf | (2 << 4) | 0x02;
row[2] = 0;
i2c_w(gspca_dev, row);
reg_r(gspca_dev, 0x10c2, 5);
@@ -1294,8 +1130,6 @@ static void ov9655_init_sensor(struct gspca_dev *gspca_dev)
if (gspca_dev->usb_err < 0)
pr_err("OV9655 sensor initialization failed\n");
- /* disable hflip and vflip */
- gspca_dev->ctrl_dis = (1 << HFLIP) | (1 << VFLIP);
sd->hstart = 1;
sd->vstart = 2;
}
@@ -1310,9 +1144,6 @@ static void soi968_init_sensor(struct gspca_dev *gspca_dev)
if (gspca_dev->usb_err < 0)
pr_err("SOI968 sensor initialization failed\n");
- /* disable hflip and vflip */
- gspca_dev->ctrl_dis = (1 << HFLIP) | (1 << VFLIP)
- | (1 << EXPOSURE);
sd->hstart = 60;
sd->vstart = 11;
}
@@ -1340,8 +1171,6 @@ static void ov7670_init_sensor(struct gspca_dev *gspca_dev)
if (gspca_dev->usb_err < 0)
pr_err("OV7670 sensor initialization failed\n");
- /* disable hflip and vflip */
- gspca_dev->ctrl_dis = (1 << HFLIP) | (1 << VFLIP);
sd->hstart = 0;
sd->vstart = 1;
}
@@ -1378,9 +1207,6 @@ static void mt9v_init_sensor(struct gspca_dev *gspca_dev)
pr_err("MT9V111 sensor initialization failed\n");
return;
}
- gspca_dev->ctrl_dis = (1 << EXPOSURE)
- | (1 << AUTOGAIN)
- | (1 << GAIN);
sd->hstart = 2;
sd->vstart = 2;
sd->sensor = SENSOR_MT9V111;
@@ -1422,8 +1248,6 @@ static void mt9m112_init_sensor(struct gspca_dev *gspca_dev)
if (gspca_dev->usb_err < 0)
pr_err("MT9M112 sensor initialization failed\n");
- gspca_dev->ctrl_dis = (1 << EXPOSURE) | (1 << AUTOGAIN)
- | (1 << GAIN);
sd->hstart = 0;
sd->vstart = 2;
}
@@ -1436,8 +1260,6 @@ static void mt9m111_init_sensor(struct gspca_dev *gspca_dev)
if (gspca_dev->usb_err < 0)
pr_err("MT9M111 sensor initialization failed\n");
- gspca_dev->ctrl_dis = (1 << EXPOSURE) | (1 << AUTOGAIN)
- | (1 << GAIN);
sd->hstart = 0;
sd->vstart = 2;
}
@@ -1470,8 +1292,6 @@ static void mt9m001_init_sensor(struct gspca_dev *gspca_dev)
if (gspca_dev->usb_err < 0)
pr_err("MT9M001 sensor initialization failed\n");
- /* disable hflip and vflip */
- gspca_dev->ctrl_dis = (1 << HFLIP) | (1 << VFLIP);
sd->hstart = 1;
sd->vstart = 1;
}
@@ -1488,20 +1308,18 @@ static void hv7131r_init_sensor(struct gspca_dev *gspca_dev)
sd->vstart = 1;
}
-static void set_cmatrix(struct gspca_dev *gspca_dev)
+static void set_cmatrix(struct gspca_dev *gspca_dev,
+ s32 brightness, s32 contrast, s32 satur, s32 hue)
{
- struct sd *sd = (struct sd *) gspca_dev;
- int satur;
- s32 hue_coord, hue_index = 180 + sd->ctrls[HUE].val;
+ s32 hue_coord, hue_index = 180 + hue;
u8 cmatrix[21];
memset(cmatrix, 0, sizeof cmatrix);
- cmatrix[2] = (sd->ctrls[CONTRAST].val * 0x25 / 0x100) + 0x26;
+ cmatrix[2] = (contrast * 0x25 / 0x100) + 0x26;
cmatrix[0] = 0x13 + (cmatrix[2] - 0x26) * 0x13 / 0x25;
cmatrix[4] = 0x07 + (cmatrix[2] - 0x26) * 0x07 / 0x25;
- cmatrix[18] = sd->ctrls[BRIGHTNESS].val - 0x80;
+ cmatrix[18] = brightness - 0x80;
- satur = sd->ctrls[SATURATION].val;
hue_coord = (hsv_red_x[hue_index] * satur) >> 8;
cmatrix[6] = hue_coord;
cmatrix[7] = (hue_coord >> 8) & 0x0f;
@@ -1529,11 +1347,10 @@ static void set_cmatrix(struct gspca_dev *gspca_dev)
reg_w(gspca_dev, 0x10e1, cmatrix, 21);
}
-static void set_gamma(struct gspca_dev *gspca_dev)
+static void set_gamma(struct gspca_dev *gspca_dev, s32 val)
{
- struct sd *sd = (struct sd *) gspca_dev;
u8 gamma[17];
- u8 gval = sd->ctrls[GAMMA].val * 0xb8 / 0x100;
+ u8 gval = val * 0xb8 / 0x100;
gamma[0] = 0x0a;
gamma[1] = 0x13 + (gval * (0xcb - 0x13) / 0xb8);
@@ -1556,26 +1373,21 @@ static void set_gamma(struct gspca_dev *gspca_dev)
reg_w(gspca_dev, 0x1190, gamma, 17);
}
-static void set_redblue(struct gspca_dev *gspca_dev)
+static void set_redblue(struct gspca_dev *gspca_dev, s32 blue, s32 red)
{
- struct sd *sd = (struct sd *) gspca_dev;
-
- reg_w1(gspca_dev, 0x118c, sd->ctrls[RED].val);
- reg_w1(gspca_dev, 0x118f, sd->ctrls[BLUE].val);
+ reg_w1(gspca_dev, 0x118c, red);
+ reg_w1(gspca_dev, 0x118f, blue);
}
-static void set_hvflip(struct gspca_dev *gspca_dev)
+static void set_hvflip(struct gspca_dev *gspca_dev, s32 hflip, s32 vflip)
{
- u8 value, tslb, hflip, vflip;
+ u8 value, tslb;
u16 value2;
struct sd *sd = (struct sd *) gspca_dev;
if ((sd->flags & FLIP_DETECT) && dmi_check_system(flip_dmi_table)) {
- hflip = !sd->ctrls[HFLIP].val;
- vflip = !sd->ctrls[VFLIP].val;
- } else {
- hflip = sd->ctrls[HFLIP].val;
- vflip = sd->ctrls[VFLIP].val;
+ hflip = !hflip;
+ vflip = !vflip;
}
switch (sd->sensor) {
@@ -1638,20 +1450,38 @@ static void set_hvflip(struct gspca_dev *gspca_dev)
}
}
-static void set_exposure(struct gspca_dev *gspca_dev)
+static void set_exposure(struct gspca_dev *gspca_dev, s32 expo)
{
struct sd *sd = (struct sd *) gspca_dev;
- u8 exp[8] = {0x81, sd->i2c_addr, 0x00, 0x00, 0x00, 0x00, 0x00, 0x1e};
- int expo;
+ u8 exp[8] = {sd->i2c_intf, sd->i2c_addr,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x10};
+ int expo2;
+
+ if (gspca_dev->streaming)
+ exp[7] = 0x1e;
- expo = sd->ctrls[EXPOSURE].val;
switch (sd->sensor) {
case SENSOR_OV7660:
case SENSOR_OV7670:
case SENSOR_OV9655:
case SENSOR_OV9650:
+ if (expo > 547)
+ expo2 = 547;
+ else
+ expo2 = expo;
+ exp[0] |= (2 << 4);
+ exp[2] = 0x10; /* AECH */
+ exp[3] = expo2 >> 2;
+ exp[7] = 0x10;
+ i2c_w(gspca_dev, exp);
+ exp[2] = 0x04; /* COM1 */
+ exp[3] = expo2 & 0x0003;
+ exp[7] = 0x10;
+ i2c_w(gspca_dev, exp);
+ expo -= expo2;
+ exp[7] = 0x1e;
exp[0] |= (3 << 4);
- exp[2] = 0x2d;
+ exp[2] = 0x2d; /* ADVFL & ADVFH */
exp[3] = expo;
exp[4] = expo >> 8;
break;
@@ -1676,13 +1506,15 @@ static void set_exposure(struct gspca_dev *gspca_dev)
i2c_w(gspca_dev, exp);
}
-static void set_gain(struct gspca_dev *gspca_dev)
+static void set_gain(struct gspca_dev *gspca_dev, s32 g)
{
struct sd *sd = (struct sd *) gspca_dev;
- u8 gain[8] = {0x81, sd->i2c_addr, 0x00, 0x00, 0x00, 0x00, 0x00, 0x1d};
- int g;
+ u8 gain[8] = {sd->i2c_intf, sd->i2c_addr,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x10};
+
+ if (gspca_dev->streaming)
+ gain[7] = 0x15; /* or 1d ? */
- g = sd->ctrls[GAIN].val;
switch (sd->sensor) {
case SENSOR_OV7660:
case SENSOR_OV7670:
@@ -1721,11 +1553,11 @@ static void set_gain(struct gspca_dev *gspca_dev)
i2c_w(gspca_dev, gain);
}
-static void set_quality(struct gspca_dev *gspca_dev)
+static void set_quality(struct gspca_dev *gspca_dev, s32 val)
{
struct sd *sd = (struct sd *) gspca_dev;
- jpeg_set_qual(sd->jpeg_hdr, sd->ctrls[QUALITY].val);
+ jpeg_set_qual(sd->jpeg_hdr, val);
reg_w1(gspca_dev, 0x1061, 0x01); /* stop transfer */
reg_w1(gspca_dev, 0x10e0, sd->fmt | 0x20); /* write QTAB */
reg_w(gspca_dev, 0x1100, &sd->jpeg_hdr[JPEG_QT0_OFFSET], 64);
@@ -1827,6 +1659,7 @@ static int sd_config(struct gspca_dev *gspca_dev,
sd->sensor = id->driver_info >> 8;
sd->i2c_addr = id->driver_info;
sd->flags = id->driver_info >> 16;
+ sd->i2c_intf = 0x80; /* i2c 100 Kb/s */
switch (sd->sensor) {
case SENSOR_MT9M112:
@@ -1840,6 +1673,9 @@ static int sd_config(struct gspca_dev *gspca_dev,
cam->cam_mode = mono_mode;
cam->nmodes = ARRAY_SIZE(mono_mode);
break;
+ case SENSOR_HV7131R:
+ sd->i2c_intf = 0x81; /* i2c 400 Kb/s */
+ /* fall thru */
default:
cam->cam_mode = vga_mode;
cam->nmodes = ARRAY_SIZE(vga_mode);
@@ -1850,13 +1686,137 @@ static int sd_config(struct gspca_dev *gspca_dev,
sd->older_step = 0;
sd->exposure_step = 16;
- gspca_dev->cam.ctrls = sd->ctrls;
-
INIT_WORK(&sd->work, qual_upd);
return 0;
}
+static int sd_s_ctrl(struct v4l2_ctrl *ctrl)
+{
+ struct gspca_dev *gspca_dev =
+ container_of(ctrl->handler, struct gspca_dev, ctrl_handler);
+ struct sd *sd = (struct sd *)gspca_dev;
+
+ gspca_dev->usb_err = 0;
+
+ if (!gspca_dev->streaming)
+ return 0;
+
+ switch (ctrl->id) {
+ /* color control cluster */
+ case V4L2_CID_BRIGHTNESS:
+ set_cmatrix(gspca_dev, sd->brightness->val,
+ sd->contrast->val, sd->saturation->val, sd->hue->val);
+ break;
+ case V4L2_CID_GAMMA:
+ set_gamma(gspca_dev, ctrl->val);
+ break;
+ /* blue/red balance cluster */
+ case V4L2_CID_BLUE_BALANCE:
+ set_redblue(gspca_dev, sd->blue->val, sd->red->val);
+ break;
+ /* h/vflip cluster */
+ case V4L2_CID_HFLIP:
+ set_hvflip(gspca_dev, sd->hflip->val, sd->vflip->val);
+ break;
+ /* standalone exposure control */
+ case V4L2_CID_EXPOSURE:
+ set_exposure(gspca_dev, ctrl->val);
+ break;
+ /* standalone gain control */
+ case V4L2_CID_GAIN:
+ set_gain(gspca_dev, ctrl->val);
+ break;
+ /* autogain + exposure or gain control cluster */
+ case V4L2_CID_AUTOGAIN:
+ if (sd->sensor == SENSOR_SOI968)
+ set_gain(gspca_dev, sd->gain->val);
+ else
+ set_exposure(gspca_dev, sd->exposure->val);
+ break;
+ case V4L2_CID_JPEG_COMPRESSION_QUALITY:
+ set_quality(gspca_dev, ctrl->val);
+ break;
+ }
+ return gspca_dev->usb_err;
+}
+
+static const struct v4l2_ctrl_ops sd_ctrl_ops = {
+ .s_ctrl = sd_s_ctrl,
+};
+
+static int sd_init_controls(struct gspca_dev *gspca_dev)
+{
+ struct sd *sd = (struct sd *) gspca_dev;
+ struct v4l2_ctrl_handler *hdl = &gspca_dev->ctrl_handler;
+
+ gspca_dev->vdev.ctrl_handler = hdl;
+ v4l2_ctrl_handler_init(hdl, 13);
+
+ sd->brightness = v4l2_ctrl_new_std(hdl, &sd_ctrl_ops,
+ V4L2_CID_BRIGHTNESS, 0, 255, 1, 127);
+ sd->contrast = v4l2_ctrl_new_std(hdl, &sd_ctrl_ops,
+ V4L2_CID_CONTRAST, 0, 255, 1, 127);
+ sd->saturation = v4l2_ctrl_new_std(hdl, &sd_ctrl_ops,
+ V4L2_CID_SATURATION, 0, 255, 1, 127);
+ sd->hue = v4l2_ctrl_new_std(hdl, &sd_ctrl_ops,
+ V4L2_CID_HUE, -180, 180, 1, 0);
+
+ sd->gamma = v4l2_ctrl_new_std(hdl, &sd_ctrl_ops,
+ V4L2_CID_GAMMA, 0, 255, 1, 0x10);
+
+ sd->blue = v4l2_ctrl_new_std(hdl, &sd_ctrl_ops,
+ V4L2_CID_BLUE_BALANCE, 0, 127, 1, 0x28);
+ sd->red = v4l2_ctrl_new_std(hdl, &sd_ctrl_ops,
+ V4L2_CID_RED_BALANCE, 0, 127, 1, 0x28);
+
+ if (sd->sensor != SENSOR_OV9655 && sd->sensor != SENSOR_SOI968 &&
+ sd->sensor != SENSOR_OV7670 && sd->sensor != SENSOR_MT9M001 &&
+ sd->sensor != SENSOR_MT9VPRB) {
+ sd->hflip = v4l2_ctrl_new_std(hdl, &sd_ctrl_ops,
+ V4L2_CID_HFLIP, 0, 1, 1, 0);
+ sd->vflip = v4l2_ctrl_new_std(hdl, &sd_ctrl_ops,
+ V4L2_CID_VFLIP, 0, 1, 1, 0);
+ }
+
+ if (sd->sensor != SENSOR_SOI968 && sd->sensor != SENSOR_MT9VPRB &&
+ sd->sensor != SENSOR_MT9M112 && sd->sensor != SENSOR_MT9M111 &&
+ sd->sensor != SENSOR_MT9V111)
+ sd->exposure = v4l2_ctrl_new_std(hdl, &sd_ctrl_ops,
+ V4L2_CID_EXPOSURE, 0, 0x1780, 1, 0x33);
+
+ if (sd->sensor != SENSOR_MT9VPRB && sd->sensor != SENSOR_MT9M112 &&
+ sd->sensor != SENSOR_MT9M111 && sd->sensor != SENSOR_MT9V111) {
+ sd->gain = v4l2_ctrl_new_std(hdl, &sd_ctrl_ops,
+ V4L2_CID_GAIN, 0, 28, 1, 0);
+ sd->autogain = v4l2_ctrl_new_std(hdl, &sd_ctrl_ops,
+ V4L2_CID_AUTOGAIN, 0, 1, 1, 1);
+ }
+
+ sd->jpegqual = v4l2_ctrl_new_std(hdl, &sd_ctrl_ops,
+ V4L2_CID_JPEG_COMPRESSION_QUALITY, 50, 90, 1, 80);
+ if (hdl->error) {
+ pr_err("Could not initialize controls\n");
+ return hdl->error;
+ }
+
+ v4l2_ctrl_cluster(4, &sd->brightness);
+ v4l2_ctrl_cluster(2, &sd->blue);
+ if (sd->hflip)
+ v4l2_ctrl_cluster(2, &sd->hflip);
+ if (sd->autogain) {
+ if (sd->sensor == SENSOR_SOI968)
+ /* this sensor doesn't have the exposure control and
+ autogain is clustered with gain instead. This works
+ because sd->exposure == NULL. */
+ v4l2_ctrl_auto_cluster(3, &sd->autogain, 0, false);
+ else
+ /* Otherwise autogain is clustered with exposure. */
+ v4l2_ctrl_auto_cluster(2, &sd->autogain, 0, false);
+ }
+ return 0;
+}
+
static int sd_init(struct gspca_dev *gspca_dev)
{
struct sd *sd = (struct sd *) gspca_dev;
@@ -1949,7 +1909,6 @@ static int sd_init(struct gspca_dev *gspca_dev)
pr_err("Unsupported sensor\n");
gspca_dev->usb_err = -ENODEV;
}
-
return gspca_dev->usb_err;
}
@@ -2025,8 +1984,8 @@ static int sd_isoc_init(struct gspca_dev *gspca_dev)
if (intf->num_altsetting != 9) {
pr_warn("sn9c20x camera with unknown number of alt "
- "settings (%d), please report!\n",
- intf->num_altsetting);
+ "settings (%d), please report!\n",
+ intf->num_altsetting);
gspca_dev->alt = intf->num_altsetting;
return 0;
}
@@ -2067,7 +2026,7 @@ static int sd_start(struct gspca_dev *gspca_dev)
jpeg_define(sd->jpeg_hdr, height, width,
0x21);
- jpeg_set_qual(sd->jpeg_hdr, sd->ctrls[QUALITY].val);
+ jpeg_set_qual(sd->jpeg_hdr, v4l2_ctrl_g_ctrl(sd->jpegqual));
if (mode & MODE_RAW)
fmt = 0x2d;
@@ -2104,12 +2063,17 @@ static int sd_start(struct gspca_dev *gspca_dev)
reg_w1(gspca_dev, 0x1189, scale);
reg_w1(gspca_dev, 0x10e0, fmt);
- set_cmatrix(gspca_dev);
- set_gamma(gspca_dev);
- set_redblue(gspca_dev);
- set_gain(gspca_dev);
- set_exposure(gspca_dev);
- set_hvflip(gspca_dev);
+ set_cmatrix(gspca_dev, v4l2_ctrl_g_ctrl(sd->brightness),
+ v4l2_ctrl_g_ctrl(sd->contrast),
+ v4l2_ctrl_g_ctrl(sd->saturation),
+ v4l2_ctrl_g_ctrl(sd->hue));
+ set_gamma(gspca_dev, v4l2_ctrl_g_ctrl(sd->gamma));
+ set_redblue(gspca_dev, v4l2_ctrl_g_ctrl(sd->blue),
+ v4l2_ctrl_g_ctrl(sd->red));
+ set_gain(gspca_dev, v4l2_ctrl_g_ctrl(sd->gain));
+ set_exposure(gspca_dev, v4l2_ctrl_g_ctrl(sd->exposure));
+ set_hvflip(gspca_dev, v4l2_ctrl_g_ctrl(sd->hflip),
+ v4l2_ctrl_g_ctrl(sd->vflip));
reg_w1(gspca_dev, 0x1007, 0x20);
reg_w1(gspca_dev, 0x1061, 0x03);
@@ -2148,6 +2112,9 @@ static void sd_stop0(struct gspca_dev *gspca_dev)
static void do_autoexposure(struct gspca_dev *gspca_dev, u16 avg_lum)
{
struct sd *sd = (struct sd *) gspca_dev;
+ s32 cur_exp = v4l2_ctrl_g_ctrl(sd->exposure);
+ s32 max = sd->exposure->maximum - sd->exposure_step;
+ s32 min = sd->exposure->minimum + sd->exposure_step;
s16 new_exp;
/*
@@ -2156,16 +2123,15 @@ static void do_autoexposure(struct gspca_dev *gspca_dev, u16 avg_lum)
* and exposure steps
*/
if (avg_lum < MIN_AVG_LUM) {
- if (sd->ctrls[EXPOSURE].val > 0x1770)
+ if (cur_exp > max)
return;
- new_exp = sd->ctrls[EXPOSURE].val + sd->exposure_step;
- if (new_exp > 0x1770)
- new_exp = 0x1770;
- if (new_exp < 0x10)
- new_exp = 0x10;
- sd->ctrls[EXPOSURE].val = new_exp;
- set_exposure(gspca_dev);
+ new_exp = cur_exp + sd->exposure_step;
+ if (new_exp > max)
+ new_exp = max;
+ if (new_exp < min)
+ new_exp = min;
+ v4l2_ctrl_s_ctrl(sd->exposure, new_exp);
sd->older_step = sd->old_step;
sd->old_step = 1;
@@ -2176,15 +2142,14 @@ static void do_autoexposure(struct gspca_dev *gspca_dev, u16 avg_lum)
sd->exposure_step += 2;
}
if (avg_lum > MAX_AVG_LUM) {
- if (sd->ctrls[EXPOSURE].val < 0x10)
+ if (cur_exp < min)
return;
- new_exp = sd->ctrls[EXPOSURE].val - sd->exposure_step;
- if (new_exp > 0x1700)
- new_exp = 0x1770;
- if (new_exp < 0x10)
- new_exp = 0x10;
- sd->ctrls[EXPOSURE].val = new_exp;
- set_exposure(gspca_dev);
+ new_exp = cur_exp - sd->exposure_step;
+ if (new_exp > max)
+ new_exp = max;
+ if (new_exp < min)
+ new_exp = min;
+ v4l2_ctrl_s_ctrl(sd->exposure, new_exp);
sd->older_step = sd->old_step;
sd->old_step = 0;
@@ -2198,19 +2163,12 @@ static void do_autoexposure(struct gspca_dev *gspca_dev, u16 avg_lum)
static void do_autogain(struct gspca_dev *gspca_dev, u16 avg_lum)
{
struct sd *sd = (struct sd *) gspca_dev;
+ s32 cur_gain = v4l2_ctrl_g_ctrl(sd->gain);
- if (avg_lum < MIN_AVG_LUM) {
- if (sd->ctrls[GAIN].val + 1 <= 28) {
- sd->ctrls[GAIN].val++;
- set_gain(gspca_dev);
- }
- }
- if (avg_lum > MAX_AVG_LUM) {
- if (sd->ctrls[GAIN].val > 0) {
- sd->ctrls[GAIN].val--;
- set_gain(gspca_dev);
- }
- }
+ if (avg_lum < MIN_AVG_LUM && cur_gain < sd->gain->maximum)
+ v4l2_ctrl_s_ctrl(sd->gain, cur_gain + 1);
+ if (avg_lum > MAX_AVG_LUM && cur_gain > sd->gain->minimum)
+ v4l2_ctrl_s_ctrl(sd->gain, cur_gain - 1);
}
static void sd_dqcallback(struct gspca_dev *gspca_dev)
@@ -2218,7 +2176,7 @@ static void sd_dqcallback(struct gspca_dev *gspca_dev)
struct sd *sd = (struct sd *) gspca_dev;
int avg_lum;
- if (!sd->ctrls[AUTOGAIN].val)
+ if (!v4l2_ctrl_g_ctrl(sd->autogain))
return;
avg_lum = atomic_read(&sd->avg_lum);
@@ -2234,10 +2192,11 @@ static void qual_upd(struct work_struct *work)
{
struct sd *sd = container_of(work, struct sd, work);
struct gspca_dev *gspca_dev = &sd->gspca_dev;
+ s32 qual = v4l2_ctrl_g_ctrl(sd->jpegqual);
mutex_lock(&gspca_dev->usb_lock);
- PDEBUG(D_STREAM, "qual_upd %d%%", sd->ctrls[QUALITY].val);
- set_quality(gspca_dev);
+ PDEBUG(D_STREAM, "qual_upd %d%%", qual);
+ set_quality(gspca_dev, qual);
mutex_unlock(&gspca_dev->usb_lock);
}
@@ -2286,14 +2245,18 @@ static void transfer_check(struct gspca_dev *gspca_dev,
if (new_qual != 0) {
sd->nchg += new_qual;
if (sd->nchg < -6 || sd->nchg >= 12) {
+ /* Note: we are in interrupt context, so we can't
+ use v4l2_ctrl_g/s_ctrl here. Access the value
+ directly instead. */
+ s32 curqual = sd->jpegqual->cur.val;
sd->nchg = 0;
- new_qual += sd->ctrls[QUALITY].val;
- if (new_qual < QUALITY_MIN)
- new_qual = QUALITY_MIN;
- else if (new_qual > QUALITY_MAX)
- new_qual = QUALITY_MAX;
- if (new_qual != sd->ctrls[QUALITY].val) {
- sd->ctrls[QUALITY].val = new_qual;
+ new_qual += curqual;
+ if (new_qual < sd->jpegqual->minimum)
+ new_qual = sd->jpegqual->minimum;
+ else if (new_qual > sd->jpegqual->maximum)
+ new_qual = sd->jpegqual->maximum;
+ if (new_qual != curqual) {
+ sd->jpegqual->cur.val = new_qual;
queue_work(sd->work_thread, &sd->work);
}
}
@@ -2309,7 +2272,7 @@ static void sd_pkt_scan(struct gspca_dev *gspca_dev,
{
struct sd *sd = (struct sd *) gspca_dev;
int avg_lum, is_jpeg;
- static u8 frame_header[] =
+ static const u8 frame_header[] =
{0xff, 0xff, 0x00, 0xc4, 0xc4, 0x96};
is_jpeg = (sd->fmt & 0x03) == 0;
@@ -2373,10 +2336,9 @@ static void sd_pkt_scan(struct gspca_dev *gspca_dev,
/* sub-driver description */
static const struct sd_desc sd_desc = {
.name = KBUILD_MODNAME,
- .ctrls = sd_ctrls,
- .nctrls = ARRAY_SIZE(sd_ctrls),
.config = sd_config,
.init = sd_init,
+ .init_controls = sd_init_controls,
.isoc_init = sd_isoc_init,
.start = sd_start,
.stopN = sd_stopN,
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.