V4L/DVB (9290): gspca: Adjust the sensor init sequences in t613.

Signed-off-by: Jean-Francois Moine <moinejf@free.fr>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>

1 files changed, 20 insertions, 7 deletions

diff --git a/drivers/media/video/gspca/t613.c b/drivers/media/video/gspca/t613.c
index c0beedc6b5db..169004a95f8b 100644
--- a/drivers/media/video/gspca/t613.c
+++ b/drivers/media/video/gspca/t613.c
@@ -365,6 +365,8 @@ static const __u8 tas5130a_sensor_init[][8] = {
         {},
 };
 
+static __u8 sensor_reset[] = {0x61, 0x68, 0x62, 0xff, 0x60, 0x07};
+
 /* read 1 byte */
 static int reg_r(struct gspca_dev *gspca_dev,
                    __u16 index)
@@ -437,12 +439,25 @@ static void om6802_sensor_init(struct gspca_dev *gspca_dev)
                 0x90, 0x24,
                 0x91, 0xb2,
                 0x82, 0x32,
-                0xfd, 0x00,
-                0xfd, 0x01,
                 0xfd, 0x41,
                 0x00                    /* table end */
         };
 
+        reg_w_buf(gspca_dev, sensor_reset, sizeof sensor_reset);
+        msleep(5);
+        i = 4;
+        while (--i < 0) {
+                byte = reg_r(gspca_dev, 0x0060);
+                if (!(byte & 0x01))
+                        break;
+                msleep(100);
+        }
+        byte = reg_r(gspca_dev, 0x0063);
+        if (byte != 0x17) {
+                err("Bad sensor reset %02x", byte);
+                /* continue? */
+        }
+
         p = sensor_init;
         while (*p != 0) {
                 val[1] = *p++;
@@ -458,7 +473,8 @@ static void om6802_sensor_init(struct gspca_dev *gspca_dev)
                                 break;
                 }
         }
-                        reg_w(gspca_dev, 0x3c80);
+        msleep(15);
+        reg_w(gspca_dev, 0x3c80);
 }
 
 /* this function is called at probe time */
@@ -512,8 +528,6 @@ static int sd_init(struct gspca_dev *gspca_dev)
                         {0x08, 0x03, 0x09, 0x03, 0x12, 0x04};
         static const __u8 n2[] =
                         {0x08, 0x00};
-        static const __u8 nset[] =
-                        { 0x61, 0x68, 0x62, 0xff, 0x60, 0x07 };
         static const __u8 n3[] =
                         {0x61, 0x68, 0x65, 0x0a, 0x60, 0x04};
         static const __u8 n4[] =
@@ -572,8 +586,7 @@ static int sd_init(struct gspca_dev *gspca_dev)
         test_byte = 0;
         i = 5;
         while (--i >= 0) {
-                reg_w_buf(gspca_dev, nset, sizeof nset);
-                msleep(5);
+                reg_w_buf(gspca_dev, sensor_reset, sizeof sensor_reset);
                 test_byte = reg_r(gspca_dev, 0x0063);
                 msleep(100);
                 if (test_byte == 0x17)