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Commit 705881e3 authored by Hans Verkuil's avatar Hans Verkuil Committed by Mauro Carvalho Chehab
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[media] spca501: convert to the control framework 

Signed-off-by: default avatarHans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: default avatarHans de Goede <hdegoede@redhat.com>
Signed-off-by: default avatarMauro Carvalho Chehab <mchehab@redhat.com>
parent 9bf0c43e
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Showing with 60 additions and 181 deletions
drivers/media/video/gspca/spca501.c
View file @ 705881e3
......@@ -61,79 +61,6 @@ static int sd_getblue_balance(struct gspca_dev *gspca_dev, __s32 *val);
static int sd_setred_balance(struct gspca_dev *gspca_dev, __s32 val);
static int sd_getred_balance(struct gspca_dev *gspca_dev, __s32 *val);
static const struct ctrl sd_ctrls[] = {
#define MY_BRIGHTNESS 0
{
{
.id = V4L2_CID_BRIGHTNESS,
.type = V4L2_CTRL_TYPE_INTEGER,
.name = "Brightness",
.minimum = 0,
.maximum = 127,
.step = 1,
.default_value = 0,
},
.set = sd_setbrightness,
.get = sd_getbrightness,
},
#define MY_CONTRAST 1
{
{
.id = V4L2_CID_CONTRAST,
.type = V4L2_CTRL_TYPE_INTEGER,
.name = "Contrast",
.minimum = 0,
.maximum = 64725,
.step = 1,
.default_value = 64725,
},
.set = sd_setcontrast,
.get = sd_getcontrast,
},
#define MY_COLOR 2
{
{
.id = V4L2_CID_SATURATION,
.type = V4L2_CTRL_TYPE_INTEGER,
.name = "Color",
.minimum = 0,
.maximum = 63,
.step = 1,
.default_value = 20,
},
.set = sd_setcolors,
.get = sd_getcolors,
},
#define MY_BLUE_BALANCE 3
{
{
.id = V4L2_CID_BLUE_BALANCE,
.type = V4L2_CTRL_TYPE_INTEGER,
.name = "Blue Balance",
.minimum = 0,
.maximum = 127,
.step = 1,
.default_value = 0,
},
.set = sd_setblue_balance,
.get = sd_getblue_balance,
},
#define MY_RED_BALANCE 4
{
{
.id = V4L2_CID_RED_BALANCE,
.type = V4L2_CTRL_TYPE_INTEGER,
.name = "Red Balance",
.minimum = 0,
.maximum = 127,
.step = 1,
.default_value = 0,
},
.set = sd_setred_balance,
.get = sd_getred_balance,
},
};
static const struct v4l2_pix_format vga_mode[] = {
{160, 120, V4L2_PIX_FMT_SPCA501, V4L2_FIELD_NONE,
.bytesperline = 160,
......@@ -1878,42 +1805,32 @@ static int write_vector(struct gspca_dev *gspca_dev,
return 0;
}
static void setbrightness(struct gspca_dev *gspca_dev)
static void setbrightness(struct gspca_dev *gspca_dev, s32 val)
{
struct sd *sd = (struct sd *) gspca_dev;
reg_write(gspca_dev->dev, SPCA501_REG_CCDSP, 0x12, sd->brightness);
reg_write(gspca_dev->dev, SPCA501_REG_CCDSP, 0x12, val);
}
static void setcontrast(struct gspca_dev *gspca_dev)
static void setcontrast(struct gspca_dev *gspca_dev, s32 val)
{
struct sd *sd = (struct sd *) gspca_dev;
reg_write(gspca_dev->dev, 0x00, 0x00,
(sd->contrast >> 8) & 0xff);
(val >> 8) & 0xff);
reg_write(gspca_dev->dev, 0x00, 0x01,
sd->contrast & 0xff);
val & 0xff);
}
static void setcolors(struct gspca_dev *gspca_dev)
static void setcolors(struct gspca_dev *gspca_dev, s32 val)
{
struct sd *sd = (struct sd *) gspca_dev;
reg_write(gspca_dev->dev, SPCA501_REG_CCDSP, 0x0c, sd->colors);
reg_write(gspca_dev->dev, SPCA501_REG_CCDSP, 0x0c, val);
}
static void setblue_balance(struct gspca_dev *gspca_dev)
static void setblue_balance(struct gspca_dev *gspca_dev, s32 val)
{
struct sd *sd = (struct sd *) gspca_dev;
reg_write(gspca_dev->dev, SPCA501_REG_CCDSP, 0x11, sd->blue_balance);
reg_write(gspca_dev->dev, SPCA501_REG_CCDSP, 0x11, val);
}
static void setred_balance(struct gspca_dev *gspca_dev)
static void setred_balance(struct gspca_dev *gspca_dev, s32 val)
{
struct sd *sd = (struct sd *) gspca_dev;
reg_write(gspca_dev->dev, SPCA501_REG_CCDSP, 0x13, sd->red_balance);
reg_write(gspca_dev->dev, SPCA501_REG_CCDSP, 0x13, val);
}
/* this function is called at probe time */
......@@ -1927,9 +1844,6 @@ static int sd_config(struct gspca_dev *gspca_dev,
cam->cam_mode = vga_mode;
cam->nmodes = ARRAY_SIZE(vga_mode);
sd->subtype = id->driver_info;
sd->brightness = sd_ctrls[MY_BRIGHTNESS].qctrl.default_value;
sd->contrast = sd_ctrls[MY_CONTRAST].qctrl.default_value;
sd->colors = sd_ctrls[MY_COLOR].qctrl.default_value;
return 0;
}
......@@ -2012,9 +1926,7 @@ static int sd_start(struct gspca_dev *gspca_dev)
* brightness / contrast / color set otherwise it assumes what seems
* max contrast. Note that strange enough setting any of these is
* enough to fix the max contrast problem, to be sure we set all 3 */
setbrightness(gspca_dev);
setcontrast(gspca_dev);
setcolors(gspca_dev);
v4l2_ctrl_handler_setup(&gspca_dev->ctrl_handler);
return 0;
}
......@@ -2053,103 +1965,70 @@ static void sd_pkt_scan(struct gspca_dev *gspca_dev,
gspca_frame_add(gspca_dev, INTER_PACKET, data, len);
}
static int sd_setbrightness(struct gspca_dev *gspca_dev, __s32 val)
static int sd_s_ctrl(struct v4l2_ctrl *ctrl)
{
struct sd *sd = (struct sd *) gspca_dev;
struct gspca_dev *gspca_dev =
container_of(ctrl->handler, struct gspca_dev, ctrl_handler);
sd->brightness = val;
if (gspca_dev->streaming)
setbrightness(gspca_dev);
return 0;
}
static int sd_getbrightness(struct gspca_dev *gspca_dev, __s32 *val)
{
struct sd *sd = (struct sd *) gspca_dev;
gspca_dev->usb_err = 0;
*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)
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_setcolors(struct gspca_dev *gspca_dev, __s32 val)
{
struct sd *sd = (struct sd *) gspca_dev;
if (!gspca_dev->streaming)
return 0;
sd->colors = val;
if (gspca_dev->streaming)
setcolors(gspca_dev);
return 0;
}
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_setblue_balance(struct gspca_dev *gspca_dev, __s32 val)
{
struct sd *sd = (struct sd *) gspca_dev;
sd->blue_balance = val;
if (gspca_dev->streaming)
setblue_balance(gspca_dev);
return 0;
}
static int sd_getblue_balance(struct gspca_dev *gspca_dev, __s32 *val)
{
struct sd *sd = (struct sd *) gspca_dev;
*val = sd->blue_balance;
return 0;
switch (ctrl->id) {
case V4L2_CID_BRIGHTNESS:
setbrightness(gspca_dev, ctrl->val);
break;
case V4L2_CID_CONTRAST:
setcontrast(gspca_dev, ctrl->val);
break;
case V4L2_CID_SATURATION:
setcolors(gspca_dev, ctrl->val);
break;
case V4L2_CID_BLUE_BALANCE:
setblue_balance(gspca_dev, ctrl->val);
break;
case V4L2_CID_RED_BALANCE:
setred_balance(gspca_dev, ctrl->val);
break;
}
return gspca_dev->usb_err;
}
static int sd_setred_balance(struct gspca_dev *gspca_dev, __s32 val)
{
struct sd *sd = (struct sd *) gspca_dev;
sd->red_balance = val;
if (gspca_dev->streaming)
setred_balance(gspca_dev);
return 0;
}
static const struct v4l2_ctrl_ops sd_ctrl_ops = {
.s_ctrl = sd_s_ctrl,
};
static int sd_getred_balance(struct gspca_dev *gspca_dev, __s32 *val)
static int sd_init_controls(struct gspca_dev *gspca_dev)
{
struct sd *sd = (struct sd *) gspca_dev;
*val = sd->red_balance;
struct v4l2_ctrl_handler *hdl = &gspca_dev->ctrl_handler;
gspca_dev->vdev.ctrl_handler = hdl;
v4l2_ctrl_handler_init(hdl, 5);
v4l2_ctrl_new_std(hdl, &sd_ctrl_ops,
V4L2_CID_BRIGHTNESS, 0, 127, 1, 0);
v4l2_ctrl_new_std(hdl, &sd_ctrl_ops,
V4L2_CID_CONTRAST, 0, 64725, 1, 64725);
v4l2_ctrl_new_std(hdl, &sd_ctrl_ops,
V4L2_CID_SATURATION, 0, 63, 1, 20);
v4l2_ctrl_new_std(hdl, &sd_ctrl_ops,
V4L2_CID_BLUE_BALANCE, 0, 127, 1, 0);
v4l2_ctrl_new_std(hdl, &sd_ctrl_ops,
V4L2_CID_RED_BALANCE, 0, 127, 1, 0);
if (hdl->error) {
pr_err("Could not initialize controls\n");
return hdl->error;
}
return 0;
}
/* sub-driver description */
static const struct sd_desc sd_desc = {
.name = MODULE_NAME,
.ctrls = sd_ctrls,
.nctrls = ARRAY_SIZE(sd_ctrls),
.config = sd_config,
.init = sd_init,
.init_controls = sd_init_controls,
.start = sd_start,
.stopN = sd_stopN,
.stop0 = sd_stop0,
......
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