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authorErik Andrén <erik.andren@gmail.com>2009-06-26 04:35:37 -0300
committerMauro Carvalho Chehab <mchehab@redhat.com>2009-09-19 00:17:42 -0300
commita66887d2ba2f829cbbc23a64e19a0b757b79c39e (patch)
treed17e060c1acb2c3382894a499116a0286197771f /drivers/media
parent41532b91daeb7789472bfbdcf3a5a862230482ee (diff)
V4L/DVB (12986): gspca - m5602-ov7660: Add hflip, vflip controls
Signed-off-by: Erik Andrén <erik.andren@gmail.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'drivers/media')
-rw-r--r--drivers/media/video/gspca/m5602/m5602_ov7660.c109
1 files changed, 107 insertions, 2 deletions
diff --git a/drivers/media/video/gspca/m5602/m5602_ov7660.c b/drivers/media/video/gspca/m5602/m5602_ov7660.c
index f7c050f2552..9b5e1053279 100644
--- a/drivers/media/video/gspca/m5602/m5602_ov7660.c
+++ b/drivers/media/video/gspca/m5602/m5602_ov7660.c
@@ -32,6 +32,10 @@ static int ov7660_get_auto_gain(struct gspca_dev *gspca_dev, __s32 *val);
static int ov7660_set_auto_gain(struct gspca_dev *gspca_dev, __s32 val);
static int ov7660_get_auto_exposure(struct gspca_dev *gspca_dev, __s32 *val);
static int ov7660_set_auto_exposure(struct gspca_dev *gspca_dev, __s32 val);
+static int ov7660_get_hflip(struct gspca_dev *gspca_dev, __s32 *val);
+static int ov7660_set_hflip(struct gspca_dev *gspca_dev, __s32 val);
+static int ov7660_get_vflip(struct gspca_dev *gspca_dev, __s32 *val);
+static int ov7660_set_vflip(struct gspca_dev *gspca_dev, __s32 val);
const static struct ctrl ov7660_ctrls[] = {
#define GAIN_IDX 1
@@ -120,7 +124,36 @@ const static struct ctrl ov7660_ctrls[] = {
},
.set = ov7660_set_auto_exposure,
.get = ov7660_get_auto_exposure
- }
+ },
+#define HFLIP_IDX 7
+ {
+ {
+ .id = V4L2_CID_HFLIP,
+ .type = V4L2_CTRL_TYPE_BOOLEAN,
+ .name = "horizontal flip",
+ .minimum = 0,
+ .maximum = 1,
+ .step = 1,
+ .default_value = 0
+ },
+ .set = ov7660_set_hflip,
+ .get = ov7660_get_hflip
+ },
+#define VFLIP_IDX 8
+ {
+ {
+ .id = V4L2_CID_VFLIP,
+ .type = V4L2_CTRL_TYPE_BOOLEAN,
+ .name = "vertical flip",
+ .minimum = 0,
+ .maximum = 1,
+ .step = 1,
+ .default_value = 0
+ },
+ .set = ov7660_set_vflip,
+ .get = ov7660_get_vflip
+ },
+
};
static struct v4l2_pix_format ov7660_modes[] = {
@@ -221,7 +254,7 @@ int ov7660_init(struct sd *sd)
} else {
data[0] = init2_ov7660[i][2];
err = m5602_write_sensor(sd,
- init2_ov7660[i][1], data, 1);
+ init2_ov7660[i][1], data, 1);
}
}
@@ -254,6 +287,16 @@ int ov7660_init(struct sd *sd)
err = ov7660_set_red_gain(&sd->gspca_dev,
sensor_settings[RED_BALANCE_IDX]);
+ if (err < 0)
+ return err;
+
+ err = ov7660_set_hflip(&sd->gspca_dev,
+ sensor_settings[HFLIP_IDX]);
+ if (err < 0)
+ return err;
+
+ err = ov7660_set_vflip(&sd->gspca_dev,
+ sensor_settings[VFLIP_IDX]);
return err;
}
@@ -441,6 +484,68 @@ static int ov7660_set_auto_exposure(struct gspca_dev *gspca_dev,
return m5602_write_sensor(sd, OV7660_COM8, &i2c_data, 1);
}
+static int ov7660_get_hflip(struct gspca_dev *gspca_dev, __s32 *val)
+{
+ struct sd *sd = (struct sd *) gspca_dev;
+ s32 *sensor_settings = sd->sensor_priv;
+
+ *val = sensor_settings[HFLIP_IDX];
+ PDEBUG(D_V4L2, "Read horizontal flip %d", *val);
+ return 0;
+}
+
+static int ov7660_set_hflip(struct gspca_dev *gspca_dev, __s32 val)
+{
+ int err;
+ u8 i2c_data;
+ struct sd *sd = (struct sd *) gspca_dev;
+ s32 *sensor_settings = sd->sensor_priv;
+
+ PDEBUG(D_V4L2, "Set horizontal flip to %d", val);
+
+ sensor_settings[HFLIP_IDX] = val;
+
+ i2c_data = ((val & 0x01) << 5) |
+ (sensor_settings[VFLIP_IDX] << 4);
+
+ err = m5602_write_sensor(sd, OV7660_MVFP, &i2c_data, 1);
+
+ return err;
+}
+
+static int ov7660_get_vflip(struct gspca_dev *gspca_dev, __s32 *val)
+{
+ struct sd *sd = (struct sd *) gspca_dev;
+ s32 *sensor_settings = sd->sensor_priv;
+
+ *val = sensor_settings[VFLIP_IDX];
+ PDEBUG(D_V4L2, "Read vertical flip %d", *val);
+
+ return 0;
+}
+
+static int ov7660_set_vflip(struct gspca_dev *gspca_dev, __s32 val)
+{
+ int err;
+ u8 i2c_data;
+ struct sd *sd = (struct sd *) gspca_dev;
+ s32 *sensor_settings = sd->sensor_priv;
+
+ PDEBUG(D_V4L2, "Set vertical flip to %d", val);
+ sensor_settings[VFLIP_IDX] = val;
+
+ i2c_data = ((val & 0x01) << 4) | (sensor_settings[VFLIP_IDX] << 5);
+ err = m5602_write_sensor(sd, OV7660_MVFP, &i2c_data, 1);
+ if (err < 0)
+ return err;
+
+ /* When vflip is toggled we need to readjust the bridge hsync/vsync */
+ if (gspca_dev->streaming)
+ err = ov7660_start(sd);
+
+ return err;
+}
+
static void ov7660_dump_registers(struct sd *sd)
{
int address;