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authorHans de Goede <hdegoede@redhat.com>2009-06-18 07:35:36 -0300
committerMauro Carvalho Chehab <mchehab@redhat.com>2009-06-23 03:13:49 -0300
commit37c6dbe290c05023b47f52528e30ce51336b93eb (patch)
tree2fbfa66d28b283b8a1b81a4e7cc5df47195c2228 /drivers/media
parent1fec747cd389b4812a9932a1416d76e8a53596b2 (diff)
V4L/DVB (12091): gspca_sonixj: Add light frequency control
gspca_sonixj: Add light frequency control 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/sonixj.c133
1 files changed, 123 insertions, 10 deletions
diff --git a/drivers/media/video/gspca/sonixj.c b/drivers/media/video/gspca/sonixj.c
index 6f475b471fb..7daa60299c0 100644
--- a/drivers/media/video/gspca/sonixj.c
+++ b/drivers/media/video/gspca/sonixj.c
@@ -46,6 +46,7 @@ struct sd {
u8 gamma;
u8 vflip; /* ov7630/ov7648 only */
u8 infrared; /* mt9v111 only */
+ u8 freq; /* ov76xx only */
u8 quality; /* image quality */
#define QUALITY_MIN 60
#define QUALITY_MAX 95
@@ -96,6 +97,8 @@ static int sd_setvflip(struct gspca_dev *gspca_dev, __s32 val);
static int sd_getvflip(struct gspca_dev *gspca_dev, __s32 *val);
static int sd_setinfrared(struct gspca_dev *gspca_dev, __s32 val);
static int sd_getinfrared(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 struct ctrl sd_ctrls[] = {
#define BRIGHTNESS_IDX 0
@@ -237,19 +240,35 @@ static struct ctrl sd_ctrls[] = {
.set = sd_setinfrared,
.get = sd_getinfrared,
},
+/* ov7630/ov7648/ov7660 only */
+#define FREQ_IDX 9
+ {
+ {
+ .id = V4L2_CID_POWER_LINE_FREQUENCY,
+ .type = V4L2_CTRL_TYPE_MENU,
+ .name = "Light frequency filter",
+ .minimum = 0,
+ .maximum = 2, /* 0: 0, 1: 50Hz, 2:60Hz */
+ .step = 1,
+#define FREQ_DEF 2
+ .default_value = FREQ_DEF,
+ },
+ .set = sd_setfreq,
+ .get = sd_getfreq,
+ },
};
/* table of the disabled controls */
static __u32 ctrl_dis[] = {
- (1 << INFRARED_IDX) | (1 << VFLIP_IDX),
+ (1 << INFRARED_IDX) | (1 << VFLIP_IDX) | (1 << FREQ_IDX),
/* SENSOR_HV7131R 0 */
- (1 << INFRARED_IDX) | (1 << VFLIP_IDX),
+ (1 << INFRARED_IDX) | (1 << VFLIP_IDX) | (1 << FREQ_IDX),
/* SENSOR_MI0360 1 */
- (1 << INFRARED_IDX) | (1 << VFLIP_IDX),
+ (1 << INFRARED_IDX) | (1 << VFLIP_IDX) | (1 << FREQ_IDX),
/* SENSOR_MO4000 2 */
- (1 << VFLIP_IDX),
+ (1 << VFLIP_IDX) | (1 << FREQ_IDX),
/* SENSOR_MT9V111 3 */
- (1 << INFRARED_IDX) | (1 << VFLIP_IDX),
+ (1 << INFRARED_IDX) | (1 << VFLIP_IDX) | (1 << FREQ_IDX),
/* SENSOR_OM6802 4 */
(1 << INFRARED_IDX),
/* SENSOR_OV7630 5 */
@@ -257,8 +276,8 @@ static __u32 ctrl_dis[] = {
/* SENSOR_OV7648 6 */
(1 << AUTOGAIN_IDX) | (1 << INFRARED_IDX) | (1 << VFLIP_IDX),
/* SENSOR_OV7660 7 */
- (1 << AUTOGAIN_IDX) | (1 << INFRARED_IDX) | (1 << VFLIP_IDX),
- /* SENSOR_SP80708 8 */
+ (1 << AUTOGAIN_IDX) | (1 << INFRARED_IDX) | (1 << VFLIP_IDX) |
+ (1 << FREQ_IDX), /* SENSOR_SP80708 8 */
};
static const struct v4l2_pix_format vga_mode[] = {
@@ -647,8 +666,8 @@ static const u8 ov7630_sensor_init[][8] = {
{0xa1, 0x21, 0x00, 0x00, 0x00, 0x00, 0x00, 0x10},
{0xb1, 0x21, 0x01, 0x80, 0x80, 0x00, 0x00, 0x10},
/* */
- {0xa1, 0x21, 0x2a, 0x88, 0x00, 0x00, 0x00, 0x10},
- {0xa1, 0x21, 0x2b, 0x34, 0x00, 0x00, 0x00, 0x10},
+/* {0xa1, 0x21, 0x2a, 0x88, 0x00, 0x00, 0x00, 0x10}, * set by setfreq */
+/* {0xa1, 0x21, 0x2b, 0x34, 0x00, 0x00, 0x00, 0x10}, * set by setfreq */
/* */
{0xa1, 0x21, 0x10, 0x83, 0x00, 0x00, 0x00, 0x10},
/* {0xb1, 0x21, 0x01, 0x88, 0x70, 0x00, 0x00, 0x10}, */
@@ -681,7 +700,7 @@ static const u8 ov7648_sensor_init[][8] = {
{0xd1, 0x21, 0x21, 0x86, 0x00, 0xde, 0xa0, 0x10},
/* {0xd1, 0x21, 0x25, 0x80, 0x32, 0xfe, 0xa0, 0x10}, jfm done */
/* {0xd1, 0x21, 0x29, 0x00, 0x91, 0x00, 0x88, 0x10}, jfm done */
- {0xb1, 0x21, 0x2d, 0x85, 0x00, 0x00, 0x00, 0x10},
+/* {0xb1, 0x21, 0x2d, 0x85, 0x00, 0x00, 0x00, 0x10}, set by setfreq */
/*...*/
/* {0xa1, 0x21, 0x12, 0x08, 0x00, 0x00, 0x00, 0x10}, jfm done */
/* {0xa1, 0x21, 0x75, 0x06, 0x00, 0x00, 0x00, 0x10}, * COMN
@@ -1307,6 +1326,7 @@ static int sd_config(struct gspca_dev *gspca_dev,
else
sd->vflip = 1;
sd->infrared = INFRARED_DEF;
+ sd->freq = FREQ_DEF;
sd->quality = QUALITY_DEF;
sd->jpegqual = 80;
@@ -1610,6 +1630,58 @@ static void setinfrared(struct sd *sd)
sd->infrared ? 0x66 : 0x64);
}
+static void setfreq(struct gspca_dev *gspca_dev)
+{
+ struct sd *sd = (struct sd *) gspca_dev;
+
+ if (sd->sensor == SENSOR_OV7660) {
+ switch (sd->freq) {
+ case 0: /* Banding filter disabled */
+ i2c_w1(gspca_dev, 0x13, 0xdf);
+ break;
+ case 1: /* 50 hz */
+ i2c_w1(gspca_dev, 0x13, 0xff);
+ i2c_w1(gspca_dev, 0x3b, 0x0a);
+ break;
+ case 2: /* 60 hz */
+ i2c_w1(gspca_dev, 0x13, 0xff);
+ i2c_w1(gspca_dev, 0x3b, 0x02);
+ break;
+ }
+ } else {
+ u8 reg2a = 0, reg2b = 0, reg2d = 0;
+
+ /* Get reg2a / reg2d base values */
+ switch (sd->sensor) {
+ case SENSOR_OV7630:
+ reg2a = 0x08;
+ reg2d = 0x01;
+ break;
+ case SENSOR_OV7648:
+ reg2a = 0x11;
+ reg2d = 0x81;
+ break;
+ }
+
+ switch (sd->freq) {
+ case 0: /* Banding filter disabled */
+ break;
+ case 1: /* 50 hz (filter on and framerate adj) */
+ reg2a |= 0x80;
+ reg2b = 0xac;
+ reg2d |= 0x04;
+ break;
+ case 2: /* 60 hz (filter on, no framerate adj) */
+ reg2a |= 0x80;
+ reg2d |= 0x04;
+ break;
+ }
+ i2c_w1(gspca_dev, 0x2a, reg2a);
+ i2c_w1(gspca_dev, 0x2b, reg2b);
+ i2c_w1(gspca_dev, 0x2d, reg2d);
+ }
+}
+
static void setjpegqual(struct gspca_dev *gspca_dev)
{
struct sd *sd = (struct sd *) gspca_dev;
@@ -1836,6 +1908,7 @@ static int sd_start(struct gspca_dev *gspca_dev)
setbrightness(gspca_dev);
setcontrast(gspca_dev);
setautogain(gspca_dev);
+ setfreq(gspca_dev);
return 0;
}
@@ -2139,6 +2212,24 @@ static int sd_getinfrared(struct gspca_dev *gspca_dev, __s32 *val)
return 0;
}
+static int sd_setfreq(struct gspca_dev *gspca_dev, __s32 val)
+{
+ struct sd *sd = (struct sd *) gspca_dev;
+
+ sd->freq = val;
+ if (gspca_dev->streaming)
+ setfreq(gspca_dev);
+ return 0;
+}
+
+static int sd_getfreq(struct gspca_dev *gspca_dev, __s32 *val)
+{
+ struct sd *sd = (struct sd *) gspca_dev;
+
+ *val = sd->freq;
+ return 0;
+}
+
static int sd_set_jcomp(struct gspca_dev *gspca_dev,
struct v4l2_jpegcompression *jcomp)
{
@@ -2167,6 +2258,27 @@ static int sd_get_jcomp(struct gspca_dev *gspca_dev,
return 0;
}
+static int sd_querymenu(struct gspca_dev *gspca_dev,
+ struct v4l2_querymenu *menu)
+{
+ switch (menu->id) {
+ case V4L2_CID_POWER_LINE_FREQUENCY:
+ switch (menu->index) {
+ case 0: /* V4L2_CID_POWER_LINE_FREQUENCY_DISABLED */
+ strcpy((char *) menu->name, "NoFliker");
+ return 0;
+ case 1: /* V4L2_CID_POWER_LINE_FREQUENCY_50HZ */
+ strcpy((char *) menu->name, "50 Hz");
+ return 0;
+ case 2: /* V4L2_CID_POWER_LINE_FREQUENCY_60HZ */
+ strcpy((char *) menu->name, "60 Hz");
+ return 0;
+ }
+ break;
+ }
+ return -EINVAL;
+}
+
/* sub-driver description */
static const struct sd_desc sd_desc = {
.name = MODULE_NAME,
@@ -2181,6 +2293,7 @@ static const struct sd_desc sd_desc = {
.dq_callback = do_autogain,
.get_jcomp = sd_get_jcomp,
.set_jcomp = sd_set_jcomp,
+ .querymenu = sd_querymenu,
};
/* -- module initialisation -- */