android and dummy backend

Signed-off-by: Austin Yuan <shengquan.yuan@gmail.com>

va/android/Makefile.am

@@ -22,6 +22,8 @@ AM_CFLAGS = -DLINUX -I$(top_srcdir)/va -I$(top_srcdir)/va/x11 $(DRM_CFLAGS)
 
 noinst_LTLIBRARIES = libva_dummy.la	
 
+libva_dummy_la_LIBADD = $(LIBVA_LIBS) -ldl -ludev
+
 libva_dummyincludedir = ${includedir}/va
 
 libva_dummy_la_SOURCES = va_android.c drmtest.c

va/android/drmtest.c

@@ -55,22 +55,24 @@ static int is_master(int fd)
 }
 
 /** Open the first DRM device matching the criteria */
-int drm_open_matching(const char *pci_glob, int flags, int *device_id)
+int drm_open_matching(const char *pci_glob, int flags, int *vendor_id, int *device_id)
 {
 	struct udev *udev;
 	struct udev_enumerate *e;
 	struct udev_device *device, *parent;
         struct udev_list_entry *entry;
 	const char *pci_id, *path;
+        char *tmp;
 	int fd;
 
-        *device_id = ~0;
+        *vendor_id = 0;
+        *device_id = 0;
         
 	udev = udev_new();
 	if (udev == NULL) {
 		fprintf(stderr, "failed to initialize udev context\n");
-		//abort();
                 return -1;
+		//abort();
 	}
 
 	fd = -1;
@@ -100,16 +102,16 @@ int drm_open_matching(const char *pci_glob, int flags, int *device_id)
 	}
         udev_enumerate_unref(e);
 	udev_unref(udev);
-        *device_id = pci_id;
+
+        *vendor_id = (int) strtol(pci_id, &tmp, 16);
+        *device_id = (int) strtol((tmp+1), NULL, 16);
         
 	return fd;
 }
 
-int drm_open_any(void)
+int drm_open_any(int *vendor_id, int *device_id)
 {
-	int dev_id;
-    
-	int fd = drm_open_matching("*:*", 0, &dev_id);
+        int fd = drm_open_matching("*:*", 0, vendor_id, device_id);
 
 	if (fd < 0) {
 		fprintf(stderr, "failed to open any drm device\n");
@@ -122,13 +124,14 @@ int drm_open_any(void)
 /**
  * Open the first DRM device we can find where we end up being the master.
  */
-int drm_open_any_master(int *device_id)
+int drm_open_any_master(void)
 {
-        int fd = drm_open_matching("*:*", DRM_TEST_MASTER, device_id);
+        int vendor_id, device_id;
+	int fd = drm_open_matching("*:*", DRM_TEST_MASTER, &vendor_id, &device_id);
 
 	if (fd < 0) {
 		fprintf(stderr, "failed to open any drm device\n");
-		//abort();
+		abort();
 	}
 
 	return fd;

va/android/drmtest.h

@@ -35,6 +35,6 @@
 
 #define DRM_TEST_MASTER 0x01
 
-int drm_open_any(void);
-int drm_open_any_master(int *device_id);
-int drm_open_matching(const char *pci_glob, int flags, int *device_id);
+int drm_open_any(int *vendor_id, int *device_id);
+int drm_open_any_master(void);
+int drm_open_matching(const char *pci_glob, int flags, int *vendor_id, int *device_id);

va/android/va_android.c

@@ -90,20 +90,20 @@ static VAStatus va_DisplayContextGetDriverName (
     VADriverContextP ctx = pDisplayContext->pDriverContext;
     struct dri_state *dri_state = (struct dri_state *)ctx->dri_state;
     char *driver_name_env;
-    int dev_id;
+    int vendor_id, device_id;
     
     struct {
-        int verndor_id;
+        int vendor_id;
         int device_id;
         char driver_name[64];
     } devices[] = {
         { 0x8086, 0x4100, "pvr" },
-        { 0x8086, 0x0310, "pvr" },
+        { 0x8086, 0x0130, "pvr" },
         { 0x0,    0x0,    "\0" },
     };
 
     memset(dri_state, 0, sizeof(*dri_state));
-    dri_state->fd = drm_open_any_master(&dev_id);
+    dri_state->fd = drm_open_any(&vendor_id, &device_id);
     
     if (dri_state->fd < 0) {
         fprintf(stderr,"can't open DRM devices\n");
@@ -116,20 +116,28 @@ static VAStatus va_DisplayContextGetDriverName (
         *driver_name = strdup(driver_name_env);
         return VA_STATUS_SUCCESS;
     } else { /* TBD: other vendor driver names */
-        int i=0;
+        int i = 0;
 
-        while ((devices[i].device_id !=0) &&
-               (devices[i].device_id != dev_id))
+        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[0].driver_name);
+            *driver_name = strdup(devices[i].driver_name);
         else {
-            fprintf(stderr,"device (0x%04x) is not supported\n", dev_id);
+            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;