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authorJean-François Moine <moinejf@free.fr>2010-12-28 07:09:34 -0300
committerMauro Carvalho Chehab <mchehab@redhat.com>2010-12-29 08:17:20 -0200
commit49fb5e60f7e907126aac10af6577fac6fde684f6 (patch)
treed4bdbd2e90a17fc0ce99cf80bffa7468176ffef6 /drivers/media
parent7d55a84b0af47b2ec55e16c6dbc8df62a72ac749 (diff)
[media] gspca - zc3xx: Use the new video control mechanism
Signed-off-by: Jean-François Moine <moinejf@free.fr> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'drivers/media')
-rw-r--r--drivers/media/video/gspca/zc3xx.c228
1 files changed, 52 insertions, 176 deletions
diff --git a/drivers/media/video/gspca/zc3xx.c b/drivers/media/video/gspca/zc3xx.c
index 6ab23844ce24..48b880283b63 100644
--- a/drivers/media/video/gspca/zc3xx.c
+++ b/drivers/media/video/gspca/zc3xx.c
@@ -35,16 +35,23 @@ static int force_sensor = -1;
#define QUANT_VAL 1 /* quantization table */
#include "zc3xx-reg.h"
+/* controls */
+enum e_ctrl {
+ BRIGHTNESS,
+ CONTRAST,
+ GAMMA,
+ AUTOGAIN,
+ LIGHTFREQ,
+ SHARPNESS,
+ NCTRLS /* number of controls */
+};
+
/* specific webcam descriptor */
struct sd {
struct gspca_dev gspca_dev; /* !! must be the first item */
- u8 brightness;
- u8 contrast;
- u8 gamma;
- u8 autogain;
- u8 lightfreq;
- u8 sharpness;
+ struct gspca_ctrl ctrls[NCTRLS];
+
u8 quality; /* image quality */
#define QUALITY_MIN 50
#define QUALITY_MAX 80
@@ -84,21 +91,13 @@ enum sensors {
};
/* V4L2 controls supported by the driver */
-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_setcontrast(struct gspca_dev *gspca_dev, __s32 val);
-static int sd_getcontrast(struct gspca_dev *gspca_dev, __s32 *val);
-static int sd_setautogain(struct gspca_dev *gspca_dev, __s32 val);
-static int sd_getautogain(struct gspca_dev *gspca_dev, __s32 *val);
-static int sd_setgamma(struct gspca_dev *gspca_dev, __s32 val);
-static int sd_getgamma(struct gspca_dev *gspca_dev, __s32 *val);
-static int sd_setfreq(struct gspca_dev *gspca_dev, __s32 val);
-static int sd_getfreq(struct gspca_dev *gspca_dev, __s32 *val);
-static int sd_setsharpness(struct gspca_dev *gspca_dev, __s32 val);
-static int sd_getsharpness(struct gspca_dev *gspca_dev, __s32 *val);
-
-static const struct ctrl sd_ctrls[] = {
- {
+static void setcontrast(struct gspca_dev *gspca_dev);
+static void setautogain(struct gspca_dev *gspca_dev);
+static void setlightfreq(struct gspca_dev *gspca_dev);
+static void setsharpness(struct gspca_dev *gspca_dev);
+
+static const struct ctrl sd_ctrls[NCTRLS] = {
+[BRIGHTNESS] = {
{
.id = V4L2_CID_BRIGHTNESS,
.type = V4L2_CTRL_TYPE_INTEGER,
@@ -106,13 +105,11 @@ static const struct ctrl sd_ctrls[] = {
.minimum = 0,
.maximum = 255,
.step = 1,
-#define BRIGHTNESS_DEF 128
- .default_value = BRIGHTNESS_DEF,
+ .default_value = 128,
},
- .set = sd_setbrightness,
- .get = sd_getbrightness,
+ .set_control = setcontrast
},
- {
+[CONTRAST] = {
{
.id = V4L2_CID_CONTRAST,
.type = V4L2_CTRL_TYPE_INTEGER,
@@ -120,13 +117,11 @@ static const struct ctrl sd_ctrls[] = {
.minimum = 0,
.maximum = 255,
.step = 1,
-#define CONTRAST_DEF 128
- .default_value = CONTRAST_DEF,
+ .default_value = 128,
},
- .set = sd_setcontrast,
- .get = sd_getcontrast,
+ .set_control = setcontrast
},
- {
+[GAMMA] = {
{
.id = V4L2_CID_GAMMA,
.type = V4L2_CTRL_TYPE_INTEGER,
@@ -136,10 +131,9 @@ static const struct ctrl sd_ctrls[] = {
.step = 1,
.default_value = 4,
},
- .set = sd_setgamma,
- .get = sd_getgamma,
+ .set_control = setcontrast
},
- {
+[AUTOGAIN] = {
{
.id = V4L2_CID_AUTOGAIN,
.type = V4L2_CTRL_TYPE_BOOLEAN,
@@ -147,14 +141,11 @@ static const struct ctrl sd_ctrls[] = {
.minimum = 0,
.maximum = 1,
.step = 1,
-#define AUTOGAIN_DEF 1
- .default_value = AUTOGAIN_DEF,
+ .default_value = 1,
},
- .set = sd_setautogain,
- .get = sd_getautogain,
+ .set_control = setautogain
},
-#define LIGHTFREQ_IDX 4
- {
+[LIGHTFREQ] = {
{
.id = V4L2_CID_POWER_LINE_FREQUENCY,
.type = V4L2_CTRL_TYPE_MENU,
@@ -162,13 +153,11 @@ static const struct ctrl sd_ctrls[] = {
.minimum = 0,
.maximum = 2, /* 0: 0, 1: 50Hz, 2:60Hz */
.step = 1,
-#define FREQ_DEF 0
- .default_value = FREQ_DEF,
+ .default_value = 0,
},
- .set = sd_setfreq,
- .get = sd_getfreq,
+ .set_control = setlightfreq
},
- {
+[SHARPNESS] = {
{
.id = V4L2_CID_SHARPNESS,
.type = V4L2_CTRL_TYPE_INTEGER,
@@ -176,11 +165,9 @@ static const struct ctrl sd_ctrls[] = {
.minimum = 0,
.maximum = 3,
.step = 1,
-#define SHARPNESS_DEF 2
- .default_value = SHARPNESS_DEF,
+ .default_value = 2,
},
- .set = sd_setsharpness,
- .get = sd_getsharpness,
+ .set_control = setsharpness
},
};
@@ -5875,7 +5862,7 @@ static void setsharpness(struct gspca_dev *gspca_dev)
{0x10, 0x1e}
};
- sharpness = sd->sharpness;
+ sharpness = sd->ctrls[SHARPNESS].val;
reg_w(gspca_dev, sharpness_tb[sharpness][0], 0x01c6);
reg_r(gspca_dev, 0x01c8);
reg_r(gspca_dev, 0x01c9);
@@ -5910,10 +5897,10 @@ static void setcontrast(struct gspca_dev *gspca_dev)
0xe0, 0xeb, 0xf4, 0xff, 0xff, 0xff, 0xff, 0xff},
};
- Tgamma = gamma_tb[sd->gamma - 1];
+ Tgamma = gamma_tb[sd->ctrls[GAMMA].val - 1];
- contrast = ((int) sd->contrast - 128); /* -128 / 127 */
- brightness = ((int) sd->brightness - 128); /* -128 / 92 */
+ contrast = ((int) sd->ctrls[CONTRAST].val - 128); /* -128 / 127 */
+ brightness = ((int) sd->ctrls[BRIGHTNESS].val - 128); /* -128 / 92 */
adj = 0;
gp1 = gp2 = 0;
for (i = 0; i < 16; i++) {
@@ -6060,8 +6047,8 @@ static void setlightfreq(struct gspca_dev *gspca_dev)
tas5130c_vf0250_60HZ, tas5130c_vf0250_60HZScale},
};
- i = sd->lightfreq * 2;
- mode = gspca_dev->cam.cam_mode[(int) gspca_dev->curr_mode].priv;
+ i = sd->ctrls[LIGHTFREQ].val * 2;
+ mode = gspca_dev->cam.cam_mode[gspca_dev->curr_mode].priv;
if (mode)
i++; /* 320x240 */
zc3_freq = freq_tb[sd->sensor][i];
@@ -6070,14 +6057,14 @@ static void setlightfreq(struct gspca_dev *gspca_dev)
usb_exchange(gspca_dev, zc3_freq);
switch (sd->sensor) {
case SENSOR_GC0305:
- if (mode /* if 320x240 */
- && sd->lightfreq == 1) /* and 50Hz */
+ if (mode /* if 320x240 */
+ && sd->ctrls[LIGHTFREQ].val == 1) /* and 50Hz */
reg_w(gspca_dev, 0x85, 0x018d);
/* win: 0x80, 0x018d */
break;
case SENSOR_OV7620:
- if (!mode) { /* if 640x480 */
- if (sd->lightfreq != 0) /* and 50 or 60 Hz */
+ if (!mode) { /* if 640x480 */
+ if (sd->ctrls[LIGHTFREQ].val != 0) /* and filter */
reg_w(gspca_dev, 0x40, 0x0002);
else
reg_w(gspca_dev, 0x44, 0x0002);
@@ -6094,7 +6081,7 @@ static void setautogain(struct gspca_dev *gspca_dev)
struct sd *sd = (struct sd *) gspca_dev;
u8 autoval;
- if (sd->autogain)
+ if (sd->ctrls[AUTOGAIN].val)
autoval = 0x42;
else
autoval = 0x02;
@@ -6421,11 +6408,7 @@ static int sd_config(struct gspca_dev *gspca_dev,
/* define some sensors from the vendor/product */
sd->sensor = id->driver_info;
- sd->sharpness = SHARPNESS_DEF;
- sd->brightness = BRIGHTNESS_DEF;
- sd->contrast = CONTRAST_DEF;
- sd->autogain = AUTOGAIN_DEF;
- sd->lightfreq = FREQ_DEF;
+ gspca_dev->cam.ctrls = sd->ctrls;
sd->quality = QUALITY_DEF;
return 0;
@@ -6588,7 +6571,7 @@ static int sd_init(struct gspca_dev *gspca_dev)
case 0x2030:
PDEBUG(D_PROBE, "Find Sensor PO2030");
sd->sensor = SENSOR_PO2030;
- sd->sharpness = 0; /* from win traces */
+ sd->ctrls[SHARPNESS].def = 0; /* from win traces */
break;
case 0x7620:
PDEBUG(D_PROBE, "Find Sensor OV7620");
@@ -6629,11 +6612,12 @@ static int sd_init(struct gspca_dev *gspca_dev)
cam->nmodes = ARRAY_SIZE(broken_vga_mode);
break;
}
- sd->gamma = gamma[sd->sensor];
+
+ sd->ctrls[GAMMA].def = gamma[sd->sensor];
switch (sd->sensor) {
case SENSOR_OV7630C:
- gspca_dev->ctrl_dis = (1 << LIGHTFREQ_IDX);
+ gspca_dev->ctrl_dis = (1 << LIGHTFREQ);
break;
}
@@ -6843,114 +6827,6 @@ 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)
-{
- struct sd *sd = (struct sd *) gspca_dev;
-
- sd->brightness = val;
- if (gspca_dev->streaming)
- setcontrast(gspca_dev);
- return gspca_dev->usb_err;
-}
-
-static int sd_getbrightness(struct gspca_dev *gspca_dev, __s32 *val)
-{
- struct sd *sd = (struct sd *) gspca_dev;
-
- *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 gspca_dev->usb_err;
-}
-
-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_setautogain(struct gspca_dev *gspca_dev, __s32 val)
-{
- struct sd *sd = (struct sd *) gspca_dev;
-
- sd->autogain = val;
- if (gspca_dev->streaming)
- setautogain(gspca_dev);
- return gspca_dev->usb_err;
-}
-
-static int sd_getautogain(struct gspca_dev *gspca_dev, __s32 *val)
-{
- struct sd *sd = (struct sd *) gspca_dev;
-
- *val = sd->autogain;
- return 0;
-}
-
-static int sd_setgamma(struct gspca_dev *gspca_dev, __s32 val)
-{
- struct sd *sd = (struct sd *) gspca_dev;
-
- sd->gamma = val;
- if (gspca_dev->streaming)
- setcontrast(gspca_dev);
- return gspca_dev->usb_err;
-}
-
-static int sd_getgamma(struct gspca_dev *gspca_dev, __s32 *val)
-{
- struct sd *sd = (struct sd *) gspca_dev;
-
- *val = sd->gamma;
- return 0;
-}
-
-static int sd_setfreq(struct gspca_dev *gspca_dev, __s32 val)
-{
- struct sd *sd = (struct sd *) gspca_dev;
-
- sd->lightfreq = val;
- if (gspca_dev->streaming)
- setlightfreq(gspca_dev);
- return gspca_dev->usb_err;
-}
-
-static int sd_getfreq(struct gspca_dev *gspca_dev, __s32 *val)
-{
- struct sd *sd = (struct sd *) gspca_dev;
-
- *val = sd->lightfreq;
- return 0;
-}
-
-static int sd_setsharpness(struct gspca_dev *gspca_dev, __s32 val)
-{
- struct sd *sd = (struct sd *) gspca_dev;
-
- sd->sharpness = val;
- if (gspca_dev->streaming)
- setsharpness(gspca_dev);
- return gspca_dev->usb_err;
-}
-
-static int sd_getsharpness(struct gspca_dev *gspca_dev, __s32 *val)
-{
- struct sd *sd = (struct sd *) gspca_dev;
-
- *val = sd->sharpness;
- return 0;
-}
-
static int sd_querymenu(struct gspca_dev *gspca_dev,
struct v4l2_querymenu *menu)
{