VA/X11: drop useless casts.

va/x11/dri1_util.c

@@ -62,12 +62,12 @@ dri1Close(VADriverContextP ctx)
     struct dri_state *dri_state = (struct dri_state *)ctx->dri_state;
 
     free_drawable_hashtable(ctx);
-    VA_DRIDestroyContext((Display *)ctx->native_dpy, ctx->x11_screen, dri_state->hwContextID);
+    VA_DRIDestroyContext(ctx->native_dpy, ctx->x11_screen, dri_state->hwContextID);
     assert(dri_state->pSAREA != MAP_FAILED);
     drmUnmap(dri_state->pSAREA, SAREA_MAX);
     assert(dri_state->fd >= 0);
     drmCloseOnce(dri_state->fd);
-    VA_DRICloseConnection((Display *)ctx->native_dpy, ctx->x11_screen);
+    VA_DRICloseConnection(ctx->native_dpy, ctx->x11_screen);
 }
 
 Bool 
@@ -87,7 +87,7 @@ isDRI1Connected(VADriverContextP ctx, char **driver_name)
     dri_state->pSAREA = MAP_FAILED;
     dri_state->driConnectedFlag = VA_NONE;
 
-    if (!VA_DRIQueryDirectRenderingCapable((Display *)ctx->native_dpy, 
+    if (!VA_DRIQueryDirectRenderingCapable(ctx->native_dpy, 
                                            ctx->x11_screen, 
                                            &direct_capable))
         goto err_out0;
@@ -95,12 +95,12 @@ isDRI1Connected(VADriverContextP ctx, char **driver_name)
     if (!direct_capable)
         goto err_out0;
 
-    if (!VA_DRIGetClientDriverName((Display *)ctx->native_dpy, ctx->x11_screen, 
+    if (!VA_DRIGetClientDriverName(ctx->native_dpy, ctx->x11_screen, 
                                    &driver_major, &driver_minor,
                                    &driver_patch, driver_name))
         goto err_out0;
 
-    if (!VA_DRIOpenConnection((Display *)ctx->native_dpy, ctx->x11_screen, 
+    if (!VA_DRIOpenConnection(ctx->native_dpy, ctx->x11_screen, 
                               &dri_state->hSAREA, &BusID))
         goto err_out0;
 
@@ -115,14 +115,14 @@ isDRI1Connected(VADriverContextP ctx, char **driver_name)
     if (drmGetMagic(dri_state->fd, &magic))
         goto err_out1;
 
-    if (newlyopened && !VA_DRIAuthConnection((Display *)ctx->native_dpy, ctx->x11_screen, magic))
+    if (newlyopened && !VA_DRIAuthConnection(ctx->native_dpy, ctx->x11_screen, magic))
         goto err_out1;
 
     if (drmMap(dri_state->fd, dri_state->hSAREA, SAREA_MAX, &dri_state->pSAREA))
         goto err_out1;
 
-    if (!VA_DRICreateContext((Display *)ctx->native_dpy, ctx->x11_screen,
-                             DefaultVisual((Display *)ctx->native_dpy, ctx->x11_screen),
+    if (!VA_DRICreateContext(ctx->native_dpy, ctx->x11_screen,
+                             DefaultVisual(ctx->native_dpy, ctx->x11_screen),
                              &dri_state->hwContextID, &dri_state->hwContext))
         goto err_out1;
 
@@ -142,7 +142,7 @@ err_out1:
     if (dri_state->fd >= 0)
         drmCloseOnce(dri_state->fd);
 
-    VA_DRICloseConnection((Display *)ctx->native_dpy, ctx->x11_screen);
+    VA_DRICloseConnection(ctx->native_dpy, ctx->x11_screen);
 
 err_out0:
     if (*driver_name)

va/x11/dri2_util.c

@@ -50,7 +50,7 @@ dri2CreateDrawable(VADriverContextP ctx, XID x_drawable)
     dri2_drawable->base.x_drawable = x_drawable;
     dri2_drawable->base.x = 0;
     dri2_drawable->base.y = 0;
-    VA_DRI2CreateDrawable((Display *)ctx->native_dpy, x_drawable);
+    VA_DRI2CreateDrawable(ctx->native_dpy, x_drawable);
 
     return &dri2_drawable->base;
 }
@@ -58,7 +58,7 @@ dri2CreateDrawable(VADriverContextP ctx, XID x_drawable)
 static void 
 dri2DestroyDrawable(VADriverContextP ctx, struct dri_drawable *dri_drawable)
 {
-    VA_DRI2DestroyDrawable((Display *)ctx->native_dpy, dri_drawable->x_drawable);
+    VA_DRI2DestroyDrawable(ctx->native_dpy, dri_drawable->x_drawable);
     free(dri_drawable);
 }
 
@@ -161,14 +161,14 @@ isDRI2Connected(VADriverContextP ctx, char **driver_name)
     *driver_name = NULL;
     dri_state->fd = -1;
     dri_state->driConnectedFlag = VA_NONE;
-    if (!VA_DRI2QueryExtension((Display *)ctx->native_dpy, &event_base, &error_base))
+    if (!VA_DRI2QueryExtension(ctx->native_dpy, &event_base, &error_base))
         goto err_out;
 
-    if (!VA_DRI2QueryVersion((Display *)ctx->native_dpy, &major, &minor))
+    if (!VA_DRI2QueryVersion(ctx->native_dpy, &major, &minor))
         goto err_out;
 
 
-    if (!VA_DRI2Connect((Display *)ctx->native_dpy, RootWindow((Display *)ctx->native_dpy, ctx->x11_screen),
+    if (!VA_DRI2Connect(ctx->native_dpy, RootWindow(ctx->native_dpy, ctx->x11_screen),
                      driver_name, &device_name))
         goto err_out;
 
@@ -181,7 +181,7 @@ isDRI2Connected(VADriverContextP ctx, char **driver_name)
     if (drmGetMagic(dri_state->fd, &magic))
         goto err_out;
 
-    if (!VA_DRI2Authenticate((Display *)ctx->native_dpy, RootWindow((Display *)ctx->native_dpy, ctx->x11_screen),
+    if (!VA_DRI2Authenticate(ctx->native_dpy, RootWindow(ctx->native_dpy, ctx->x11_screen),
                           magic))
         goto err_out;
 

va/x11/va_dricommon.c

@@ -50,7 +50,7 @@ do_drawable_hash(VADriverContextP ctx, XID drawable)
 
     dri_drawable = dri_state->createDrawable(ctx, drawable);
     dri_drawable->x_drawable = drawable;
-    dri_drawable->is_window = is_window((Display *)ctx->native_dpy, drawable);
+    dri_drawable->is_window = is_window(ctx->native_dpy, drawable);
     dri_drawable->next = dri_state->drawable_hash[index];
     dri_state->drawable_hash[index] = dri_drawable;
 

va/x11/va_x11.c

@@ -107,12 +107,12 @@ static VAStatus va_NVCTRL_GetDriverName (
     int direct_capable, driver_major, driver_minor, driver_patch;
     Bool result;
 
-    result = VA_NVCTRLQueryDirectRenderingCapable((Display *)ctx->native_dpy, ctx->x11_screen,
+    result = VA_NVCTRLQueryDirectRenderingCapable(ctx->native_dpy, ctx->x11_screen,
                                                   &direct_capable);
     if (!result || !direct_capable)
         return VA_STATUS_ERROR_UNKNOWN;
 
-    result = VA_NVCTRLGetClientDriverName((Display *)ctx->native_dpy, ctx->x11_screen,
+    result = VA_NVCTRLGetClientDriverName(ctx->native_dpy, ctx->x11_screen,
                                           &driver_major, &driver_minor,
                                           &driver_patch, driver_name);
     if (!result)