X-Git-Url: http://ftp.safe.ca/?a=blobdiff_plain;f=drivers%2Fgpu%2Fdrm%2Fvmwgfx%2Fvmwgfx_drv.c;h=7597323d5a5aeda2e63d115002626ad3b8747979;hb=1ca14e75caae504fdf957cf0c1c4f3aafc886a60;hp=0c9c0811f42dd03b9c92d0ea154e249b8ed3b397;hpb=f2d12b8e2c05e86b1a2070efcc07f1b8a79afb4c;p=safe%2Fjmp%2Flinux-2.6

diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c b/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c
index 0c9c081..7597323 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c
@@ -318,6 +318,15 @@ static int vmw_driver_load(struct drm_device *dev, unsigned long chipset)
 		goto out_err3;
 	}
 
+	/* Need mmio memory to check for fifo pitchlock cap. */
+	if (!(dev_priv->capabilities & SVGA_CAP_DISPLAY_TOPOLOGY) &&
+	    !(dev_priv->capabilities & SVGA_CAP_PITCHLOCK) &&
+	    !vmw_fifo_have_pitchlock(dev_priv)) {
+		ret = -ENOSYS;
+		DRM_ERROR("Hardware has no pitchlock\n");
+		goto out_err4;
+	}
+
 	dev_priv->tdev = ttm_object_device_init
 	    (dev_priv->mem_global_ref.object, 12);
 
@@ -399,8 +408,6 @@ static int vmw_driver_unload(struct drm_device *dev)
 {
 	struct vmw_private *dev_priv = vmw_priv(dev);
 
-	DRM_INFO(VMWGFX_DRIVER_NAME " unload.\n");
-
 	unregister_pm_notifier(&dev_priv->pm_nb);
 
 	vmw_fb_close(dev_priv);
@@ -546,7 +553,6 @@ static int vmw_master_create(struct drm_device *dev,
 {
 	struct vmw_master *vmaster;
 
-	DRM_INFO("Master create.\n");
 	vmaster = kzalloc(sizeof(*vmaster), GFP_KERNEL);
 	if (unlikely(vmaster == NULL))
 		return -ENOMEM;
@@ -563,7 +569,6 @@ static void vmw_master_destroy(struct drm_device *dev,
 {
 	struct vmw_master *vmaster = vmw_master(master);
 
-	DRM_INFO("Master destroy.\n");
 	master->driver_priv = NULL;
 	kfree(vmaster);
 }
@@ -579,8 +584,6 @@ static int vmw_master_set(struct drm_device *dev,
 	struct vmw_master *vmaster = vmw_master(file_priv->master);
 	int ret = 0;
 
-	DRM_INFO("Master set.\n");
-
 	if (active) {
 		BUG_ON(active != &dev_priv->fbdev_master);
 		ret = ttm_vt_lock(&active->lock, false, vmw_fp->tfile);
@@ -622,8 +625,6 @@ static void vmw_master_drop(struct drm_device *dev,
 	struct vmw_master *vmaster = vmw_master(file_priv->master);
 	int ret;
 
-	DRM_INFO("Master drop.\n");
-
 	/**
 	 * Make sure the master doesn't disappear while we have
 	 * it locked.