drm/i915: Only bind to function 0 of the PCI device

[mv-sheeva.git] / drivers / gpu / drm / drm_platform.c

diff --git a/drivers/gpu/drm/drm_platform.c b/drivers/gpu/drm/drm_platform.c
index 460e9a3afa8d4bd43ac752cbf2e1bae3e0f2b832..92d1d0fb7b7581821756ebcdf01089f55037198c 100644 (file)
--- a/drivers/gpu/drm/drm_platform.c
+++ b/drivers/gpu/drm/drm_platform.c
@@ -53,6 +53,8 @@ int drm_get_platform_dev(struct platform_device *platdev,
        dev->platformdev = platdev;
        dev->dev = &platdev->dev;
 
+       mutex_lock(&drm_global_mutex);
+
        ret = drm_fill_in_dev(dev, NULL, driver);
 
        if (ret) {
@@ -87,6 +89,8 @@ int drm_get_platform_dev(struct platform_device *platdev,
 
        list_add_tail(&dev->driver_item, &driver->device_list);
 
+       mutex_unlock(&drm_global_mutex);
+
        DRM_INFO("Initialized %s %d.%d.%d %s on minor %d\n",
                 driver->name, driver->major, driver->minor, driver->patchlevel,
                 driver->date, dev->primary->index);
@@ -100,6 +104,7 @@ err_g2:
                drm_put_minor(&dev->control);
 err_g1:
        kfree(dev);
+       mutex_unlock(&drm_global_mutex);
        return ret;
 }
 EXPORT_SYMBOL(drm_get_platform_dev);