mirror of https://gitee.com/openkylin/linux.git
[media] gspca-etoms: convert to the control framework
Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com> Signed-off-by: Hans de Goede <hdegoede@redhat.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
This commit is contained in:
Hans Verkuil
Mauro Carvalho Chehab
parent
1bfea3e49d
commit
8792015ec5
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@ -32,9 +32,6 @@ MODULE_LICENSE("GPL");
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struct sd {
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struct gspca_dev gspca_dev; /* !! must be the first item */
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unsigned char brightness;
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unsigned char contrast;
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unsigned char colors;
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unsigned char autogain;
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char sensor;
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@ -44,76 +41,6 @@ struct sd {
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#define AG_CNT_START 13
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};
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/* V4L2 controls supported by the driver */
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static int sd_setbrightness(struct gspca_dev *gspca_dev, __s32 val);
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static int sd_getbrightness(struct gspca_dev *gspca_dev, __s32 *val);
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static int sd_setcontrast(struct gspca_dev *gspca_dev, __s32 val);
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static int sd_getcontrast(struct gspca_dev *gspca_dev, __s32 *val);
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static int sd_setcolors(struct gspca_dev *gspca_dev, __s32 val);
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static int sd_getcolors(struct gspca_dev *gspca_dev, __s32 *val);
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static int sd_setautogain(struct gspca_dev *gspca_dev, __s32 val);
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static int sd_getautogain(struct gspca_dev *gspca_dev, __s32 *val);
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static const struct ctrl sd_ctrls[] = {
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{
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{
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.id = V4L2_CID_BRIGHTNESS,
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.type = V4L2_CTRL_TYPE_INTEGER,
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.name = "Brightness",
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.minimum = 1,
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.maximum = 127,
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.step = 1,
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#define BRIGHTNESS_DEF 63
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.default_value = BRIGHTNESS_DEF,
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},
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.set = sd_setbrightness,
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.get = sd_getbrightness,
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},
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{
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{
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.id = V4L2_CID_CONTRAST,
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.type = V4L2_CTRL_TYPE_INTEGER,
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.name = "Contrast",
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.minimum = 0,
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.maximum = 255,
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.step = 1,
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#define CONTRAST_DEF 127
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.default_value = CONTRAST_DEF,
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},
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.set = sd_setcontrast,
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.get = sd_getcontrast,
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},
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#define COLOR_IDX 2
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{
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{
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.id = V4L2_CID_SATURATION,
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.type = V4L2_CTRL_TYPE_INTEGER,
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.name = "Color",
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.minimum = 0,
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.maximum = 15,
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.step = 1,
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#define COLOR_DEF 7
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.default_value = COLOR_DEF,
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},
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.set = sd_setcolors,
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.get = sd_getcolors,
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},
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{
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{
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.id = V4L2_CID_AUTOGAIN,
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.type = V4L2_CTRL_TYPE_BOOLEAN,
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.name = "Auto Gain",
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.minimum = 0,
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.maximum = 1,
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.step = 1,
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#define AUTOGAIN_DEF 1
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.default_value = AUTOGAIN_DEF,
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},
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.set = sd_setautogain,
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.get = sd_getautogain,
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},
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};
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static const struct v4l2_pix_format vga_mode[] = {
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{320, 240, V4L2_PIX_FMT_SBGGR8, V4L2_FIELD_NONE,
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.bytesperline = 320,
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@ -464,36 +391,31 @@ static void Et_init2(struct gspca_dev *gspca_dev)
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reg_w_val(gspca_dev, 0x80, 0x20); /* 0x20; */
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}
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static void setbrightness(struct gspca_dev *gspca_dev)
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static void setbrightness(struct gspca_dev *gspca_dev, s32 val)
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{
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struct sd *sd = (struct sd *) gspca_dev;
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int i;
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__u8 brightness = sd->brightness;
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for (i = 0; i < 4; i++)
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reg_w_val(gspca_dev, ET_O_RED + i, brightness);
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reg_w_val(gspca_dev, ET_O_RED + i, val);
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}
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static void setcontrast(struct gspca_dev *gspca_dev)
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static void setcontrast(struct gspca_dev *gspca_dev, s32 val)
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{
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struct sd *sd = (struct sd *) gspca_dev;
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__u8 RGBG[] = { 0x80, 0x80, 0x80, 0x80, 0x00, 0x00 };
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__u8 contrast = sd->contrast;
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memset(RGBG, contrast, sizeof(RGBG) - 2);
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memset(RGBG, val, sizeof(RGBG) - 2);
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reg_w(gspca_dev, ET_G_RED, RGBG, 6);
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}
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static void setcolors(struct gspca_dev *gspca_dev)
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static void setcolors(struct gspca_dev *gspca_dev, s32 val)
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{
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struct sd *sd = (struct sd *) gspca_dev;
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__u8 I2cc[] = { 0x05, 0x02, 0x02, 0x05, 0x0d };
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__u8 i2cflags = 0x01;
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/* __u8 green = 0; */
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__u8 colors = sd->colors;
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I2cc[3] = colors; /* red */
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I2cc[0] = 15 - colors; /* blue */
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I2cc[3] = val; /* red */
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I2cc[0] = 15 - val; /* blue */
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/* green = 15 - ((((7*I2cc[0]) >> 2 ) + I2cc[3]) >> 1); */
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/* I2cc[1] = I2cc[2] = green; */
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if (sd->sensor == SENSOR_PAS106) {
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@ -504,15 +426,16 @@ static void setcolors(struct gspca_dev *gspca_dev)
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I2cc[3], I2cc[0], green); */
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}
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static void getcolors(struct gspca_dev *gspca_dev)
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static s32 getcolors(struct gspca_dev *gspca_dev)
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{
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struct sd *sd = (struct sd *) gspca_dev;
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if (sd->sensor == SENSOR_PAS106) {
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/* i2c_r(gspca_dev, PAS106_REG9); * blue */
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i2c_r(gspca_dev, PAS106_REG9 + 3); /* red */
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sd->colors = gspca_dev->usb_buf[0] & 0x0f;
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return gspca_dev->usb_buf[0] & 0x0f;
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}
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return 0;
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}
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static void setautogain(struct gspca_dev *gspca_dev)
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@ -622,8 +545,7 @@ static void Et_init1(struct gspca_dev *gspca_dev)
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i2c_w(gspca_dev, PAS106_REG7, I2c4, sizeof I2c4, 1);
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/* now set by fifo the whole colors setting */
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reg_w(gspca_dev, ET_G_RED, GainRGBG, 6);
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getcolors(gspca_dev);
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setcolors(gspca_dev);
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setcolors(gspca_dev, getcolors(gspca_dev));
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}
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/* this function is called at probe time */
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@ -641,12 +563,7 @@ static int sd_config(struct gspca_dev *gspca_dev,
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} else {
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cam->cam_mode = vga_mode;
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cam->nmodes = ARRAY_SIZE(vga_mode);
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gspca_dev->ctrl_dis = (1 << COLOR_IDX);
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}
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sd->brightness = BRIGHTNESS_DEF;
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sd->contrast = CONTRAST_DEF;
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sd->colors = COLOR_DEF;
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sd->autogain = AUTOGAIN_DEF;
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sd->ag_cnt = -1;
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return 0;
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}
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@ -780,85 +697,68 @@ static void sd_pkt_scan(struct gspca_dev *gspca_dev,
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}
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}
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static int sd_setbrightness(struct gspca_dev *gspca_dev, __s32 val)
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static int sd_s_ctrl(struct v4l2_ctrl *ctrl)
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{
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struct sd *sd = (struct sd *) gspca_dev;
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struct gspca_dev *gspca_dev =
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container_of(ctrl->handler, struct gspca_dev, ctrl_handler);
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struct sd *sd = (struct sd *)gspca_dev;
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sd->brightness = val;
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if (gspca_dev->streaming)
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setbrightness(gspca_dev);
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return 0;
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}
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gspca_dev->usb_err = 0;
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static int sd_getbrightness(struct gspca_dev *gspca_dev, __s32 *val)
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{
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struct sd *sd = (struct sd *) gspca_dev;
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if (!gspca_dev->streaming)
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return 0;
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*val = sd->brightness;
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return 0;
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}
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static int sd_setcontrast(struct gspca_dev *gspca_dev, __s32 val)
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{
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struct sd *sd = (struct sd *) gspca_dev;
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sd->contrast = val;
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if (gspca_dev->streaming)
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setcontrast(gspca_dev);
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return 0;
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}
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static int sd_getcontrast(struct gspca_dev *gspca_dev, __s32 *val)
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{
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struct sd *sd = (struct sd *) gspca_dev;
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*val = sd->contrast;
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return 0;
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}
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static int sd_setcolors(struct gspca_dev *gspca_dev, __s32 val)
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{
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struct sd *sd = (struct sd *) gspca_dev;
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sd->colors = val;
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if (gspca_dev->streaming)
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setcolors(gspca_dev);
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return 0;
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}
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static int sd_getcolors(struct gspca_dev *gspca_dev, __s32 *val)
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{
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struct sd *sd = (struct sd *) gspca_dev;
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*val = sd->colors;
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return 0;
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}
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static int sd_setautogain(struct gspca_dev *gspca_dev, __s32 val)
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{
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struct sd *sd = (struct sd *) gspca_dev;
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sd->autogain = val;
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if (gspca_dev->streaming)
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switch (ctrl->id) {
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case V4L2_CID_BRIGHTNESS:
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setbrightness(gspca_dev, ctrl->val);
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break;
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case V4L2_CID_CONTRAST:
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setcontrast(gspca_dev, ctrl->val);
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break;
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case V4L2_CID_SATURATION:
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setcolors(gspca_dev, ctrl->val);
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break;
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case V4L2_CID_AUTOGAIN:
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sd->autogain = ctrl->val;
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setautogain(gspca_dev);
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return 0;
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break;
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}
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return gspca_dev->usb_err;
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}
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static int sd_getautogain(struct gspca_dev *gspca_dev, __s32 *val)
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{
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struct sd *sd = (struct sd *) gspca_dev;
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static const struct v4l2_ctrl_ops sd_ctrl_ops = {
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.s_ctrl = sd_s_ctrl,
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};
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*val = sd->autogain;
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static int sd_init_controls(struct gspca_dev *gspca_dev)
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{
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struct sd *sd = (struct sd *)gspca_dev;
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struct v4l2_ctrl_handler *hdl = &gspca_dev->ctrl_handler;
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gspca_dev->vdev.ctrl_handler = hdl;
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v4l2_ctrl_handler_init(hdl, 4);
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v4l2_ctrl_new_std(hdl, &sd_ctrl_ops,
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V4L2_CID_BRIGHTNESS, 1, 127, 1, 63);
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v4l2_ctrl_new_std(hdl, &sd_ctrl_ops,
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V4L2_CID_CONTRAST, 0, 255, 1, 127);
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if (sd->sensor == SENSOR_PAS106)
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v4l2_ctrl_new_std(hdl, &sd_ctrl_ops,
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V4L2_CID_SATURATION, 0, 15, 1, 7);
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v4l2_ctrl_new_std(hdl, &sd_ctrl_ops,
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V4L2_CID_AUTOGAIN, 0, 1, 1, 1);
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if (hdl->error) {
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pr_err("Could not initialize controls\n");
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return hdl->error;
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}
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return 0;
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}
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/* sub-driver description */
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static const struct sd_desc sd_desc = {
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.name = MODULE_NAME,
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.ctrls = sd_ctrls,
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.nctrls = ARRAY_SIZE(sd_ctrls),
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.config = sd_config,
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.init = sd_init,
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.init_controls = sd_init_controls,
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.start = sd_start,
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.stopN = sd_stopN,
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.pkt_scan = sd_pkt_scan,
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