V4L/DVB (13885): zr364xx: fix support for Aiptek DV T300

Added a new initialization method for Aiptek DV T300.
Addresses http://bugzilla.kernel.org/show_bug.cgi?id=13708

Tested-by: Hámorszky Balázs <balihb@gmail.com>
Signed-off-by: Antoine Jacquet <royale@zerezo.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>

1 files changed, 35 insertions, 2 deletions

diff --git a/drivers/media/video/zr364xx.c b/drivers/media/video/zr364xx.c
index f0eae83e3d89..3d4bac252902 100644
--- a/drivers/media/video/zr364xx.c
+++ b/drivers/media/video/zr364xx.c
@@ -78,6 +78,7 @@
 #define METHOD0 0
 #define METHOD1 1
 #define METHOD2 2
+#define METHOD3 3
 
 
 /* Module parameters */
@@ -114,7 +115,7 @@ static struct usb_device_id device_table[] = {
         {USB_DEVICE(0x06d6, 0x003b), .driver_info = METHOD0 },
         {USB_DEVICE(0x0a17, 0x004e), .driver_info = METHOD2 },
         {USB_DEVICE(0x041e, 0x405d), .driver_info = METHOD2 },
-        {USB_DEVICE(0x08ca, 0x2102), .driver_info = METHOD2 },
+        {USB_DEVICE(0x08ca, 0x2102), .driver_info = METHOD3 },
         {USB_DEVICE(0x06d6, 0x003d), .driver_info = METHOD0 },
         {}                      /* Terminating entry */
 };
@@ -302,7 +303,7 @@ static message m2[] = {
 };
 
 /* init table */
-static message *init[3] = { m0, m1, m2 };
+static message *init[4] = { m0, m1, m2, m2 };
 
 
 /* JPEG static data in header (Huffman table, etc) */
@@ -967,6 +968,22 @@ static int zr364xx_vidioc_s_fmt_vid_cap(struct file *file, void *priv,
         m0d1[0] = mode;
         m1[2].value = 0xf000 + mode;
         m2[1].value = 0xf000 + mode;
+
+        /* special case for METHOD3, the modes are different */
+        if (cam->method == METHOD3) {
+                switch (mode) {
+                case 1:
+                        m2[1].value = 0xf000 + 4;
+                        break;
+                case 2:
+                        m2[1].value = 0xf000 + 0;
+                        break;
+                default:
+                        m2[1].value = 0xf000 + 1;
+                        break;
+                }
+        }
+
         header2[437] = cam->height / 256;
         header2[438] = cam->height % 256;
         header2[439] = cam->width / 256;
@@ -1582,6 +1599,22 @@ static int zr364xx_probe(struct usb_interface *intf,
         m0d1[0] = mode;
         m1[2].value = 0xf000 + mode;
         m2[1].value = 0xf000 + mode;
+
+        /* special case for METHOD3, the modes are different */
+        if (cam->method == METHOD3) {
+                switch (mode) {
+                case 1:
+                        m2[1].value = 0xf000 + 4;
+                        break;
+                case 2:
+                        m2[1].value = 0xf000 + 0;
+                        break;
+                default:
+                        m2[1].value = 0xf000 + 1;
+                        break;
+                }
+        }
+
         header2[437] = cam->height / 256;
         header2[438] = cam->height % 256;
         header2[439] = cam->width / 256;