V4L/DVB (11533): gspca - m5602-po1030: Setup window per resolution

This patch for the po1030 sets the drawing window for the VGA resolution

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

2 files changed, 28 insertions, 12 deletions

diff --git a/drivers/media/video/gspca/m5602/m5602_po1030.c b/drivers/media/video/gspca/m5602/m5602_po1030.c
index ee8e496090a..af0e937451f 100644
--- a/drivers/media/video/gspca/m5602/m5602_po1030.c
+++ b/drivers/media/video/gspca/m5602/m5602_po1030.c
@@ -321,7 +321,34 @@ int po1030_init(struct sd *sd)
 
 int po1030_start(struct sd *sd)
 {
+        struct cam *cam = &sd->gspca_dev.cam;
         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;
+        u8 data;
+
+        switch (width) {
+        case 640:
+                data = ((width + 7) >> 8) & 0xff;
+                err = m5602_write_sensor(sd, PO1030_WINDOWWIDTH_H, &data, 1);
+                if (err < 0)
+                        return err;
+
+                data = (width + 7) & 0xff;
+                err = m5602_write_sensor(sd, PO1030_WINDOWWIDTH_L, &data, 1);
+                if (err < 0)
+                        return err;
+
+                data = ((height + 3) >> 8) & 0xff;
+                err = m5602_write_sensor(sd, PO1030_WINDOWHEIGHT_H, &data, 1);
+                if (err < 0)
+                        return err;
+
+                data = (height + 3) & 0xff;
+                err = m5602_write_sensor(sd, PO1030_WINDOWHEIGHT_L, &data, 1);
+                break;
+        }
+
         /* Synthesize the vsync/hsync setup */
         for (i = 0; i < ARRAY_SIZE(start_po1030) && !err; i++) {
                 if (start_po1030[i][0] == BRIDGE)
@@ -330,7 +357,7 @@ int po1030_start(struct sd *sd)
                 else if (start_po1030[i][0] == SENSOR) {
                         u8 data = start_po1030[i][2];
                         err = m5602_write_sensor(sd,
-                                        start_po1030[i][1], &data, 1);
+                                start_po1030[i][1], &data, 1);
                 }
         }
         return err;
diff --git a/drivers/media/video/gspca/m5602/m5602_po1030.h b/drivers/media/video/gspca/m5602/m5602_po1030.h
index fb0accfa77a..b47f590ef42 100644
--- a/drivers/media/video/gspca/m5602/m5602_po1030.h
+++ b/drivers/media/video/gspca/m5602/m5602_po1030.h
@@ -272,17 +272,6 @@ static const unsigned char init_po1030[][3] =
 
 static const unsigned char start_po1030[][3] =
 {
-        /* Set the window width to 647 */
-        {SENSOR, PO1030_WINDOWWIDTH_H, 0x02},
-        {SENSOR, PO1030_WINDOWWIDTH_L, 0x87},
-
-        /* Set the window height to 483 */
-        {SENSOR, PO1030_WINDOWHEIGHT_H, 0x01},
-        {SENSOR, PO1030_WINDOWHEIGHT_L, 0xe3},
-
-        {BRIDGE, M5602_XB_SEN_CLK_DIV, 0x06},
-        {BRIDGE, M5602_XB_SEN_CLK_CTRL, 0xb0},
-        {BRIDGE, M5602_XB_ADC_CTRL, 0xc0},
         {BRIDGE, M5602_XB_SENSOR_TYPE, 0x0c},
         {BRIDGE, M5602_XB_LINE_OF_FRAME_H, 0x81},
         {BRIDGE, M5602_XB_PIX_OF_LINE_H, 0x82},