From e498c6a1ab475acde9a4343bc403109ae73f652d Mon Sep 17 00:00:00 2001
From: Ren Zhaohan <zhaohan.ren@intel.com>
Date: Thu, 6 May 2010 14:39:16 +0800
Subject: [PATCH] restore old va_DisplayContextGetDriverName

---
 va/android/va_android.c | 53 ++++++++++++++++++++++++++++++++-----------------
 va/va_android.h         |  4 +---
 va/va_backend.h         |  4 ----
 3 files changed, 36 insertions(+), 25 deletions(-)

diff --git a/va/android/va_android.c b/va/android/va_android.c
index 39b1876..31f8581 100644
--- a/va/android/va_android.c
+++ b/va/android/va_android.c
@@ -43,7 +43,7 @@
 #endif
 
 #define CHECK_SYMBOL(func) { if (!func) printf("func %s not found\n", #func); return VA_STATUS_ERROR_UNKNOWN; }
-#define DEVICE_NAME "/dev/dri/card0"
+#define DEVICE_NAME "/dev/card0"
 
 static VADisplayContextP pDisplayContexts = NULL;
 
@@ -65,7 +65,7 @@ static int open_device (char *dev_name)
       return -1;
     }
 
-  fd = open (dev_name, O_RDWR /* required */  | O_NONBLOCK, 0);
+  fd = open (dev_name, O_RDWR);
 
   if (-1 == fd)
     {
@@ -167,39 +167,56 @@ static VAStatus va_DisplayContextGetDriverName (
     VADriverContextP ctx = pDisplayContext->pDriverContext;
     struct dri_state *dri_state = (struct dri_state *)ctx->dri_state;
     char *driver_name_env;
-
+    int vendor_id, device_id;
+    
     struct {
-        unsigned int vendor_id;
-        unsigned int device_id;
+        int vendor_id;
+        int device_id;
         char driver_name[64];
     } devices[] = {
         { 0x8086, 0x4100, "pvr" },
+        { 0x8086, 0x0130, "pvr" },
+        { 0x0,    0x0,    "\0" },
     };
 
     memset(dri_state, 0, sizeof(*dri_state));
-    dri_state->fd = drm_open_any_master();
-    if (dri_state->fd < 0) {
-        fprintf(stderr, "open DRM device by udev failed, try /dev/dri/card0\n");
-        dri_state->fd = open("/dev/dri/card0", O_RDWR);
-    }
-
+    dri_state->fd = drm_open_any(&vendor_id, &device_id);
+    
     if (dri_state->fd < 0) {
         fprintf(stderr,"can't open DRM devices\n");
         return VA_STATUS_ERROR_UNKNOWN;
     }
-
+    
     if ((driver_name_env = getenv("LIBVA_DRIVER_NAME")) != NULL
-        && geteuid() == getuid())
-    {
+        && geteuid() == getuid()) {
         /* don't allow setuid apps to use LIBVA_DRIVER_NAME */
         *driver_name = strdup(driver_name_env);
         return VA_STATUS_SUCCESS;
-    } else /* TBD: other vendor driver names */
-        *driver_name = strdup(devices[0].driver_name);
-
+    } else { /* TBD: other vendor driver names */
+        int i = 0;
+
+        while (devices[i].device_id != 0) {
+            if ((devices[i].vendor_id == vendor_id) &&
+                (devices[i].device_id == device_id))
+                break;
+            i++;
+        }
+
+        if (devices[i].device_id != 0)
+            *driver_name = strdup(devices[i].driver_name);
+        else {
+            fprintf(stderr,"device (0x%04x:0x%04x) is not supported\n",
+                    vendor_id, device_id);
+            
+            return VA_STATUS_ERROR_UNKNOWN;
+        }            
+    }
 
+    printf("DRM device is opened, loading driver %s for device 0x%04x:0x%04x\n",
+           driver_name, vendor_id, device_id);
+    
     dri_state->driConnectedFlag = VA_DUMMY;
-
+    
     return VA_STATUS_SUCCESS;
 }
 #endif
diff --git a/va/va_android.h b/va/va_android.h
index 5ba1156..fa46ae0 100644
--- a/va/va_android.h
+++ b/va/va_android.h
@@ -3,8 +3,6 @@
 
 #include <va/va.h>
 
-#define Surface void
-
 #ifdef __cplusplus
 extern "C" {
 #endif
@@ -30,7 +28,7 @@ VADisplay vaGetDisplay (
 VAStatus vaPutSurface (
     VADisplay dpy,
     VASurfaceID surface,	
-    Surface *draw, /* Android Window/Surface */
+    void *draw, /* Android Window/Surface */
     short srcx,
     short srcy,
     unsigned short srcw,
diff --git a/va/va_backend.h b/va/va_backend.h
index f457cc4..00684da 100644
--- a/va/va_backend.h
+++ b/va/va_backend.h
@@ -185,11 +185,7 @@ struct VADriverVTable
 	VAStatus (*vaPutSurface) (
     		VADriverContextP ctx,
 		VASurfaceID surface,
-#ifdef ANDROID
 		Surface* draw, /* Drawable of window system */
-#else
-		Drawable draw,
-#endif
 		short srcx,
 		short srcy,
 		unsigned short srcw,
-- 
2.7.4