V4L/DVB (11534): gspca - m5602-po1030: Synthesize the hsync/vsync setup

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

2 files changed, 47 insertions, 35 deletions

diff --git a/drivers/media/video/gspca/m5602/m5602_po1030.c b/drivers/media/video/gspca/m5602/m5602_po1030.c
index af0e937451fc..d75b27221a5c 100644
--- a/drivers/media/video/gspca/m5602/m5602_po1030.c
+++ b/drivers/media/video/gspca/m5602/m5602_po1030.c
@@ -50,7 +50,7 @@ static struct v4l2_pix_format po1030_modes[] = {
                 .sizeimage = 640 * 480,
                 .bytesperline = 640,
                 .colorspace = V4L2_COLORSPACE_SRGB,
-                .priv = 0
+                .priv = 2
         }
 };
 
@@ -325,6 +325,7 @@ int po1030_start(struct sd *sd)
         int i, err = 0;
         int width = cam->cam_mode[sd->gspca_dev.curr_mode].width;
         int height = cam->cam_mode[sd->gspca_dev.curr_mode].height;
+        int ver_offs = cam->cam_mode[sd->gspca_dev.curr_mode].priv;
         u8 data;
 
         switch (width) {
@@ -346,20 +347,54 @@ int po1030_start(struct sd *sd)
 
                 data = (height + 3) & 0xff;
                 err = m5602_write_sensor(sd, PO1030_WINDOWHEIGHT_L, &data, 1);
+
+                height += 12;
+                width -= 2;
                 break;
         }
 
-        /* Synthesize the vsync/hsync setup */
-        for (i = 0; i < ARRAY_SIZE(start_po1030) && !err; i++) {
-                if (start_po1030[i][0] == BRIDGE)
-                        err = m5602_write_bridge(sd, start_po1030[i][1],
-                                start_po1030[i][2]);
-                else if (start_po1030[i][0] == SENSOR) {
-                        u8 data = start_po1030[i][2];
-                        err = m5602_write_sensor(sd,
-                                start_po1030[i][1], &data, 1);
-                }
-        }
+        err = m5602_write_bridge(sd, M5602_XB_LINE_OF_FRAME_H, 0x81);
+        if (err < 0)
+                return err;
+
+        err = m5602_write_bridge(sd, M5602_XB_PIX_OF_LINE_H, 0x82);
+        if (err < 0)
+                return err;
+
+        err = m5602_write_bridge(sd, M5602_XB_VSYNC_PARA,
+                                 ((ver_offs >> 8) & 0xff));
+        if (err < 0)
+                return err;
+
+        err = m5602_write_bridge(sd, M5602_XB_VSYNC_PARA, (ver_offs & 0xff));
+        if (err < 0)
+                return err;
+
+        err = m5602_write_bridge(sd, M5602_XB_VSYNC_PARA, 0);
+        if (err < 0)
+                return err;
+
+        err = m5602_write_bridge(sd, M5602_XB_VSYNC_PARA, (height >> 8) & 0xff);
+        if (err < 0)
+                return err;
+
+        err = m5602_write_bridge(sd, M5602_XB_VSYNC_PARA, (height & 0xff));
+        if (err < 0)
+                return err;
+
+        for (i = 0; i < 2 && !err; i++)
+                err = m5602_write_bridge(sd, M5602_XB_VSYNC_PARA, 0);
+
+        for (i = 0; i < 2 && !err; i++)
+                err = m5602_write_bridge(sd, M5602_XB_HSYNC_PARA, 0);
+        if (err < 0)
+                return err;
+
+        err = m5602_write_bridge(sd, M5602_XB_HSYNC_PARA, (width >> 8) & 0xff);
+        if (err < 0)
+                return err;
+
+        err = m5602_write_bridge(sd, M5602_XB_HSYNC_PARA, (width & 0xff));
         return err;
 }
 
diff --git a/drivers/media/video/gspca/m5602/m5602_po1030.h b/drivers/media/video/gspca/m5602/m5602_po1030.h
index b47f590ef428..8ded84d20973 100644
--- a/drivers/media/video/gspca/m5602/m5602_po1030.h
+++ b/drivers/media/video/gspca/m5602/m5602_po1030.h
@@ -270,27 +270,4 @@ static const unsigned char init_po1030[][3] =
         {BRIDGE, M5602_XB_GPIO_EN_L, 0x00},
 };
 
-static const unsigned char start_po1030[][3] =
-{
-        {BRIDGE, M5602_XB_SENSOR_TYPE, 0x0c},
-        {BRIDGE, M5602_XB_LINE_OF_FRAME_H, 0x81},
-        {BRIDGE, M5602_XB_PIX_OF_LINE_H, 0x82},
-        {BRIDGE, M5602_XB_SIG_INI, 0x01},
-        {BRIDGE, M5602_XB_VSYNC_PARA, 0x00},
-        {BRIDGE, M5602_XB_VSYNC_PARA, 0x02},
-        {BRIDGE, M5602_XB_VSYNC_PARA, 0x00},
-        {BRIDGE, M5602_XB_VSYNC_PARA, 0x00},
-        {BRIDGE, M5602_XB_VSYNC_PARA, 0x01},
-        {BRIDGE, M5602_XB_VSYNC_PARA, 0xec},
-        {BRIDGE, M5602_XB_VSYNC_PARA, 0x00},
-        {BRIDGE, M5602_XB_VSYNC_PARA, 0x00},
-        {BRIDGE, M5602_XB_SIG_INI, 0x00},
-        {BRIDGE, M5602_XB_SIG_INI, 0x00},
-        {BRIDGE, M5602_XB_HSYNC_PARA, 0x00},
-        {BRIDGE, M5602_XB_HSYNC_PARA, 0x00},
-        {BRIDGE, M5602_XB_HSYNC_PARA, 0x02},
-        {BRIDGE, M5602_XB_HSYNC_PARA, 0x7e},
-        {BRIDGE, M5602_XB_SIG_INI, 0x00},
-};
-
 #endif