V4L/DVB (11455): gspca - m5602-ov9650: Improve the vflip quirk handling.

Regardless of the actual sensor orientation vflip = 0 is normal, and vflip = 1 is upside down. This patch makes that happen

Signed-off-by: Erik Andr?n <erik.andren@gmail.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>

1 files changed, 13 insertions, 8 deletions

diff --git a/drivers/media/video/gspca/m5602/m5602_ov9650.c b/drivers/media/video/gspca/m5602/m5602_ov9650.c
index 5ea93a85b7d8..2107f3cf6739 100644
--- a/drivers/media/video/gspca/m5602/m5602_ov9650.c
+++ b/drivers/media/video/gspca/m5602/m5602_ov9650.c
@@ -289,12 +289,6 @@ sensor_found:
         for (i = 0; i < ARRAY_SIZE(ov9650_ctrls); i++)
                 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;
 }
 
@@ -360,7 +354,10 @@ int ov9650_start(struct sd *sd)
         int ver_offs = cam->cam_mode[sd->gspca_dev.curr_mode].priv;
         int hor_offs = OV9650_LEFT_OFFSET;
 
-        if (sensor_settings[VFLIP_IDX])
+        if ((!dmi_check_system(ov9650_flip_dmi_table) &&
+                sensor_settings[VFLIP_IDX]) ||
+                (dmi_check_system(ov9650_flip_dmi_table) &&
+                !sensor_settings[VFLIP_IDX]))
                 ver_offs--;
 
         if (width <= 320)
@@ -629,7 +626,12 @@ int ov9650_set_hflip(struct gspca_dev *gspca_dev, __s32 val)
         PDEBUG(D_V4L2, "Set horizontal flip to %d", val);
 
         sensor_settings[HFLIP_IDX] = val;
-        i2c_data = ((val & 0x01) << 5) | (sensor_settings[VFLIP_IDX] << 4);
+
+        if (!dmi_check_system(ov9650_flip_dmi_table))
+                i2c_data = ((val & 0x01) << 5) | (sensor_settings[VFLIP_IDX] << 4);
+        else
+                i2c_data = ((val & 0x01) << 5) | (!sensor_settings[VFLIP_IDX] << 4);
+
         err = m5602_write_sensor(sd, OV9650_MVFP, &i2c_data, 1);
 
         return err;
@@ -656,6 +658,9 @@ int ov9650_set_vflip(struct gspca_dev *gspca_dev, __s32 val)
         PDEBUG(D_V4L2, "Set vertical flip to %d", val);
         sensor_settings[VFLIP_IDX] = val;
 
+        if (dmi_check_system(ov9650_flip_dmi_table))
+                val = !val;
+
         i2c_data = ((val & 0x01) << 4) | (sensor_settings[VFLIP_IDX] << 5);
         err = m5602_write_sensor(sd, OV9650_MVFP, &i2c_data, 1);
         if (err < 0)