V4L/DVB (11536): gspca - m5602-po1030: Impove the bridge vsync/hsync configuration

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

1 files changed, 16 insertions, 6 deletions

diff --git a/drivers/media/video/gspca/m5602/m5602_po1030.c b/drivers/media/video/gspca/m5602/m5602_po1030.c
index 9e9eed89ea63..5b9113325ecb 100644
--- a/drivers/media/video/gspca/m5602/m5602_po1030.c
+++ b/drivers/media/video/gspca/m5602/m5602_po1030.c
@@ -367,11 +367,6 @@ int po1030_start(struct sd *sd)
                 break;
 
         case 640:
-                data = 0;
-                err = m5602_write_sensor(sd, PO1030_CONTROL3, &data, 1);
-                if (err < 0)
-                        return err;
-
                 data = ((width + 7) >> 8) & 0xff;
                 err = m5602_write_sensor(sd, PO1030_WINDOWWIDTH_H, &data, 1);
                 if (err < 0)
@@ -394,6 +389,9 @@ int po1030_start(struct sd *sd)
                 width -= 2;
                 break;
         }
+        err = m5602_write_bridge(sd, M5602_XB_SENSOR_TYPE, 0x0c);
+        if (err < 0)
+                return err;
 
         err = m5602_write_bridge(sd, M5602_XB_LINE_OF_FRAME_H, 0x81);
         if (err < 0)
@@ -403,6 +401,10 @@ int po1030_start(struct sd *sd)
         if (err < 0)
                 return err;
 
+        err = m5602_write_bridge(sd, M5602_XB_SIG_INI, 0x01);
+        if (err < 0)
+                return err;
+
         err = m5602_write_bridge(sd, M5602_XB_VSYNC_PARA,
                                  ((ver_offs >> 8) & 0xff));
         if (err < 0)
@@ -412,7 +414,8 @@ int po1030_start(struct sd *sd)
         if (err < 0)
                 return err;
 
-        err = m5602_write_bridge(sd, M5602_XB_VSYNC_PARA, 0);
+        for (i = 0; i < 2 && !err; i++)
+                err = m5602_write_bridge(sd, M5602_XB_VSYNC_PARA, 0);
         if (err < 0)
                 return err;
 
@@ -428,6 +431,9 @@ int po1030_start(struct sd *sd)
                 err = m5602_write_bridge(sd, M5602_XB_VSYNC_PARA, 0);
 
         for (i = 0; i < 2 && !err; i++)
+                err = m5602_write_bridge(sd, M5602_XB_SIG_INI, 0);
+
+        for (i = 0; i < 2 && !err; i++)
                 err = m5602_write_bridge(sd, M5602_XB_HSYNC_PARA, 0);
         if (err < 0)
                 return err;
@@ -437,6 +443,10 @@ int po1030_start(struct sd *sd)
                 return err;
 
         err = m5602_write_bridge(sd, M5602_XB_HSYNC_PARA, (width & 0xff));
+        if (err < 0)
+                return err;
+
+        err = m5602_write_bridge(sd, M5602_XB_SIG_INI, 0);
         return err;
 }