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path: root/drivers/media/video/gspca/m5602
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Diffstat (limited to 'drivers/media/video/gspca/m5602')
-rw-r--r--drivers/media/video/gspca/m5602/m5602_ov9650.c63
-rw-r--r--drivers/media/video/gspca/m5602/m5602_ov9650.h4
2 files changed, 46 insertions, 21 deletions
diff --git a/drivers/media/video/gspca/m5602/m5602_ov9650.c b/drivers/media/video/gspca/m5602/m5602_ov9650.c
index 0cff9057977..9c79a516db6 100644
--- a/drivers/media/video/gspca/m5602/m5602_ov9650.c
+++ b/drivers/media/video/gspca/m5602/m5602_ov9650.c
@@ -65,7 +65,7 @@ static
DMI_MATCH(DMI_PRODUCT_NAME, "Aurora m9700")
}
},
- { }
+ {}
};
const static struct ctrl ov9650_ctrls[] = {
@@ -249,7 +249,7 @@ int ov9650_probe(struct sd *sd)
info("Probing for an ov9650 sensor");
- /* Run the pre-init to actually probe the unit */
+ /* Run the pre-init before probing the sensor */
for (i = 0; i < ARRAY_SIZE(preinit_ov9650) && !err; i++) {
u8 data = preinit_ov9650[i][2];
if (preinit_ov9650[i][0] == SENSOR)
@@ -273,11 +273,9 @@ int ov9650_probe(struct sd *sd)
info("Detected an ov9650 sensor");
goto sensor_found;
}
-
return -ENODEV;
sensor_found:
-
sensor_settings = kmalloc(
ARRAY_SIZE(ov9650_ctrls) * sizeof(s32), GFP_KERNEL);
if (!sensor_settings)
@@ -292,6 +290,11 @@ sensor_found:
sensor_settings[i] = ov9650_ctrls[i].qctrl.default_value;
sd->sensor_priv = sensor_settings;
+ if (dmi_check_system(ov9650_flip_dmi_table) && !err) {
+ info("vflip quirk active");
+ sensor_settings[VFLIP_IDX] = 1;
+ }
+
return 0;
}
@@ -299,6 +302,7 @@ int ov9650_init(struct sd *sd)
{
int i, err = 0;
u8 data;
+ s32 *sensor_settings = sd->sensor_priv;
if (dump_sensor)
ov9650_dump_registers(sd);
@@ -312,11 +316,35 @@ int ov9650_init(struct sd *sd)
err = m5602_write_bridge(sd, init_ov9650[i][1], data);
}
- if (dmi_check_system(ov9650_flip_dmi_table) && !err) {
- info("vflip quirk active");
- data = 0x30;
- err = m5602_write_sensor(sd, OV9650_MVFP, &data, 1);
- }
+ err = ov9650_set_exposure(&sd->gspca_dev, sensor_settings[EXPOSURE_IDX]);
+ if (err < 0)
+ return err;
+
+ err = ov9650_set_gain(&sd->gspca_dev, sensor_settings[GAIN_IDX]);
+ if (err < 0)
+ return err;
+
+ err = ov9650_set_red_balance(&sd->gspca_dev, sensor_settings[RED_BALANCE_IDX]);
+ if (err < 0)
+ return err;
+
+ err = ov9650_set_blue_balance(&sd->gspca_dev, sensor_settings[BLUE_BALANCE_IDX]);
+ if (err < 0)
+ return err;
+
+ err = ov9650_set_hflip(&sd->gspca_dev, sensor_settings[HFLIP_IDX]);
+ if (err < 0)
+ return err;
+
+ err = ov9650_set_vflip(&sd->gspca_dev, sensor_settings[VFLIP_IDX]);
+ if (err < 0)
+ return err;
+
+ err = ov9650_set_auto_white_balance(&sd->gspca_dev, sensor_settings[AUTO_WHITE_BALANCE_IDX]);
+ if (err < 0)
+ return err;
+
+ err = ov9650_set_auto_gain(&sd->gspca_dev, sensor_settings[AUTO_GAIN_CTRL_IDX]);
return err;
}
@@ -339,6 +367,9 @@ int ov9650_start(struct sd *sd)
if (width <= 320)
hor_offs /= 2;
+ if (err < 0)
+ return err;
+
/* Synthesize the vsync/hsync setup */
for (i = 0; i < ARRAY_SIZE(res_init_ov9650) && !err; i++) {
if (res_init_ov9650[i][0] == BRIDGE)
@@ -635,12 +666,7 @@ int ov9650_set_hflip(struct gspca_dev *gspca_dev, __s32 val)
if (err < 0)
return err;
- if (dmi_check_system(ov9650_flip_dmi_table))
- i2c_data = ((i2c_data & 0xdf) |
- (((val ? 0 : 1) & 0x01) << 5));
- else
- i2c_data = ((i2c_data & 0xdf) |
- ((val & 0x01) << 5));
+ i2c_data = ((i2c_data & 0xdf) | ((val & 0x01) << 5));
err = m5602_write_sensor(sd, OV9650_MVFP, &i2c_data, 1);
@@ -672,12 +698,7 @@ int ov9650_set_vflip(struct gspca_dev *gspca_dev, __s32 val)
if (err < 0)
return err;
- if (dmi_check_system(ov9650_flip_dmi_table))
- i2c_data = ((i2c_data & 0xef) |
- (((val ? 0 : 1) & 0x01) << 4));
- else
- i2c_data = ((i2c_data & 0xef) |
- ((val & 0x01) << 4));
+ i2c_data = ((i2c_data & 0xef) | ((val & 0x01) << 4));
err = m5602_write_sensor(sd, OV9650_MVFP, &i2c_data, 1);
diff --git a/drivers/media/video/gspca/m5602/m5602_ov9650.h b/drivers/media/video/gspca/m5602/m5602_ov9650.h
index 1f27a857bf3..fcc54e4c0f4 100644
--- a/drivers/media/video/gspca/m5602/m5602_ov9650.h
+++ b/drivers/media/video/gspca/m5602/m5602_ov9650.h
@@ -218,6 +218,10 @@ static const unsigned char init_ov9650[][3] =
/* Reset chip */
{SENSOR, OV9650_COM7, OV9650_REGISTER_RESET},
+ /* One extra reset is needed in order to make the sensor behave
+ properly when resuming from ram */
+ {SENSOR, OV9650_COM7, OV9650_REGISTER_RESET},
+
/* Enable double clock */
{SENSOR, OV9650_CLKRC, 0x80},
/* Do something out of spec with the power */