diff --git a/drivers/gpu/drm/drm_crtc.c b/drivers/gpu/drm/drm_crtc.c
index 71c7fdc..93fc2dd 100644
--- a/drivers/gpu/drm/drm_crtc.c
+++ b/drivers/gpu/drm/drm_crtc.c
@@ -1038,6 +1038,260 @@ void drm_plane_force_disable(struct drm_plane *plane)
 }
 EXPORT_SYMBOL(drm_plane_force_disable);
 
+/*
+ * Checks that the framebuffer is big enough for the CRTC viewport
+ * (x, y, hdisplay, vdisplay)
+ */
+static int drm_crtc_check_viewport(const struct drm_crtc *crtc,
+				   int x, int y,
+				   const struct drm_display_mode *mode,
+				   const struct drm_framebuffer *fb)
+
+{
+	int hdisplay, vdisplay;
+
+	hdisplay = mode->hdisplay;
+	vdisplay = mode->vdisplay;
+
+	if (drm_mode_is_stereo(mode)) {
+		struct drm_display_mode adjusted = *mode;
+
+		drm_mode_set_crtcinfo(&adjusted, CRTC_STEREO_DOUBLE);
+		hdisplay = adjusted.crtc_hdisplay;
+		vdisplay = adjusted.crtc_vdisplay;
+	}
+
+	if (crtc->invert_dimensions)
+		swap(hdisplay, vdisplay);
+
+	if (hdisplay > fb->width ||
+	    vdisplay > fb->height ||
+	    x > fb->width - hdisplay ||
+	    y > fb->height - vdisplay) {
+		DRM_DEBUG_KMS("Invalid fb size %ux%u for CRTC viewport %ux%u+%d+%d%s.\n",
+			      fb->width, fb->height, hdisplay, vdisplay, x, y,
+			      crtc->invert_dimensions ? " (inverted)" : "");
+		return -ENOSPC;
+	}
+
+	return 0;
+}
+
+/*
+ * Returns the connectors currently associated with a CRTC.  This function
+ * should be called twice:  once with a NULL connector list to retrieve
+ * the list size, and once with the properly allocated list to be filled in.
+ */
+static int get_connectors_for_crtc(struct drm_crtc *crtc,
+				   struct drm_connector **connector_list,
+				   int num_connectors)
+{
+	struct drm_device *dev = crtc->dev;
+	struct drm_connector *connector;
+	int count = 0;
+
+	list_for_each_entry(connector, &dev->mode_config.connector_list, head)
+		if (connector->encoder && connector->encoder->crtc == crtc) {
+			if (connector_list != NULL && count < num_connectors)
+				*(connector_list++) = connector;
+
+			count++;
+		}
+
+	return count;
+}
+
+/**
+ * drm_primary_helper_update() - Helper for primary plane update
+ * @plane: plane object to update
+ * @crtc: owning CRTC of owning plane
+ * @fb: framebuffer to flip onto plane
+ * @crtc_x: x offset of primary plane on crtc
+ * @crtc_y: y offset of primary plane on crtc
+ * @crtc_w: width of primary plane rectangle on crtc
+ * @crtc_h: height of primary plane rectangle on crtc
+ * @src_x: x offset of @fb for panning
+ * @src_y: y offset of @fb for panning
+ * @src_w: width of source rectangle in @fb
+ * @src_h: height of source rectangle in @fb
+ *
+ * Provides a default plane update handler for primary planes.  This is handler
+ * is called in response to a userspace SetPlane operation on the plane with a
+ * non-NULL framebuffer.  We call the driver's pageflip handler to update the
+ * framebuffer.
+ *
+ * SetPlane() on a primary plane of a disabled CRTC is not supported, and will
+ * return an error.
+ *
+ * Note that we assume most hardware can't reposition or scale the primary
+ * plane, so we require that crtc_x = crtc_y = 0 and that src_w/src_h match the
+ * current mode.  Drivers for hardware that don't have these restrictions can
+ * provide their own implementation rather than using this helper.
+ *
+ * RETURNS:
+ * Zero on success, error code on failure
+ */
+int drm_primary_helper_update(struct drm_plane *plane, struct drm_crtc *crtc,
+			      struct drm_framebuffer *fb,
+			      int crtc_x, int crtc_y,
+			      unsigned int crtc_w, unsigned int crtc_h,
+			      uint32_t src_x, uint32_t src_y,
+			      uint32_t src_w, uint32_t src_h)
+{
+	struct drm_mode_set set = {
+		.crtc = crtc,
+		.fb = fb,
+		.mode = &crtc->mode,
+		.x = crtc_x,
+		.y = crtc_y,
+	};
+	struct drm_connector **connector_list;
+	struct drm_framebuffer *tmpfb;
+	int num_connectors, ret;
+
+	/* setplane API takes shifted source rectangle values; unshift them */
+	src_x >>= 16;
+	src_y >>= 16;
+	src_w >>= 16;
+	src_h >>= 16;
+
+	/* Primary planes are locked to their owning CRTC */
+	if (plane->possible_crtcs != drm_crtc_mask(crtc)) {
+		DRM_DEBUG_KMS("Cannot change primary plane CRTC\n");
+		return -EINVAL;
+	}
+
+	if (!crtc->enabled) {
+		DRM_DEBUG_KMS("Cannot update primary plane of a disabled CRTC.\n");
+		return -EINVAL;
+	}
+
+	if (crtc->funcs->page_flip == NULL) {
+		DRM_DEBUG_KMS("Driver does not support pageflip\n");
+		return -EINVAL;
+	}
+
+	ret = drm_crtc_check_viewport(crtc, crtc_x, crtc_y, &crtc->mode, fb);
+	if (ret)
+		return ret;
+
+	/* Find current connectors for CRTC */
+	num_connectors = get_connectors_for_crtc(crtc, NULL, 0);
+	BUG_ON(num_connectors == 0);
+	connector_list = kzalloc(num_connectors * sizeof(*connector_list),
+				 GFP_KERNEL);
+	if (!connector_list)
+		return -ENOMEM;
+	get_connectors_for_crtc(crtc, connector_list, num_connectors);
+
+	set.connectors = connector_list;
+	set.num_connectors = num_connectors;
+
+	/*
+	 * set_config() adjusts crtc->primary->fb; however the DRM setplane
+	 * code that called us expects to handle the framebuffer update and
+	 * reference counting; save and restore the current fb before
+	 * calling it.
+	 */
+	tmpfb = plane->fb;
+	ret = crtc->funcs->set_config(&set);
+	plane->fb = tmpfb;
+
+	kfree(connector_list);
+	return ret;
+}
+EXPORT_SYMBOL(drm_primary_helper_update);
+
+/**
+ * drm_primary_helper_disable() - Helper for primary plane disable
+ * @plane: plane to disable
+ *
+ * Provides a default plane disable handler for primary planes.  This is handler
+ * is called in response to a userspace SetPlane operation on the plane with a
+ * NULL framebuffer parameter.  We call the driver's modeset handler with a NULL
+ * framebuffer to disable the CRTC.
+ *
+ * Note that some hardware may be able to disable the primary plane without
+ * disabling the whole CRTC.  Drivers for such hardware should provide their
+ * own disable handler that disables just the primary plane (and they'll likely
+ * need to provide their own update handler as well to properly re-enable a
+ * disabled primary plane).
+ *
+ * RETURNS:
+ * Zero on success, error code on failure
+ */
+int drm_primary_helper_disable(struct drm_plane *plane)
+{
+	struct drm_mode_set set = {
+		.crtc = plane->crtc,
+		.fb = NULL,
+	};
+
+	if (plane->crtc == NULL || plane->fb == NULL)
+		/* Already disabled */
+		return 0;
+
+	return plane->crtc->funcs->set_config(&set);
+}
+EXPORT_SYMBOL(drm_primary_helper_disable);
+
+/**
+ * drm_primary_helper_destroy() - Helper for primary plane destruction
+ * @plane: plane to destroy
+ *
+ * Provides a default plane destroy handler for primary planes.  This is handler
+ * is called during CRTC destruction.  We disable the primary plane, remove
+ * it from the DRM plane list, and deallocate the plane structure.
+ */
+void drm_primary_helper_destroy(struct drm_plane *plane)
+{
+	plane->funcs->disable_plane(plane);
+	drm_plane_cleanup(plane);
+	kfree(plane);
+}
+EXPORT_SYMBOL(drm_primary_helper_destroy);
+
+const struct drm_plane_funcs drm_primary_helper_funcs = {
+	.update_plane = drm_primary_helper_update,
+	.disable_plane = drm_primary_helper_disable,
+	.destroy = drm_primary_helper_destroy,
+};
+EXPORT_SYMBOL(drm_primary_helper_funcs);
+
+/**
+ * drm_primary_helper_create_plane() - Create a generic primary plane
+ * @dev: drm device
+ *
+ * Allocates and initializes a primary plane that can be used with the primary
+ * plane helpers.  Drivers that wish to use driver-specific plane structures or
+ * provide custom handler functions may perform their own allocation and
+ * initialization rather than calling this function.
+ */
+struct drm_plane *drm_primary_helper_create_plane(struct drm_device *dev)
+{
+	struct drm_plane *primary;
+	int ret;
+
+	primary = kzalloc(sizeof(*primary), GFP_KERNEL);
+	if (primary == NULL) {
+		DRM_DEBUG_KMS("Failed to allocate primary plane\n");
+		return NULL;
+	}
+
+	/* possible_crtc's will be filled in later by crtc_init */
+	ret = drm_plane_init(dev, primary, 0, &drm_primary_helper_funcs,
+			     legacy_modeset_formats,
+			     ARRAY_SIZE(legacy_modeset_formats),
+			     DRM_PLANE_TYPE_PRIMARY);
+	if (ret) {
+		kfree(primary);
+		primary = NULL;
+	}
+
+	return primary;
+}
+EXPORT_SYMBOL(drm_primary_helper_create_plane);
+
 /**
  * drm_mode_create - create a new display mode
  * @dev: DRM device
@@ -2117,45 +2371,6 @@ int drm_mode_set_config_internal(struct drm_mode_set *set)
 }
 EXPORT_SYMBOL(drm_mode_set_config_internal);
 
-/*
- * Checks that the framebuffer is big enough for the CRTC viewport
- * (x, y, hdisplay, vdisplay)
- */
-static int drm_crtc_check_viewport(const struct drm_crtc *crtc,
-				   int x, int y,
-				   const struct drm_display_mode *mode,
-				   const struct drm_framebuffer *fb)
-
-{
-	int hdisplay, vdisplay;
-
-	hdisplay = mode->hdisplay;
-	vdisplay = mode->vdisplay;
-
-	if (drm_mode_is_stereo(mode)) {
-		struct drm_display_mode adjusted = *mode;
-
-		drm_mode_set_crtcinfo(&adjusted, CRTC_STEREO_DOUBLE);
-		hdisplay = adjusted.crtc_hdisplay;
-		vdisplay = adjusted.crtc_vdisplay;
-	}
-
-	if (crtc->invert_dimensions)
-		swap(hdisplay, vdisplay);
-
-	if (hdisplay > fb->width ||
-	    vdisplay > fb->height ||
-	    x > fb->width - hdisplay ||
-	    y > fb->height - vdisplay) {
-		DRM_DEBUG_KMS("Invalid fb size %ux%u for CRTC viewport %ux%u+%d+%d%s.\n",
-			      fb->width, fb->height, hdisplay, vdisplay, x, y,
-			      crtc->invert_dimensions ? " (inverted)" : "");
-		return -ENOSPC;
-	}
-
-	return 0;
-}
-
 /**
  * drm_mode_setcrtc - set CRTC configuration
  * @dev: drm device for the ioctl
diff --git a/include/drm/drm_crtc.h b/include/drm/drm_crtc.h
index 80ea77f..6ecfc9d 100644
--- a/include/drm/drm_crtc.h
+++ b/include/drm/drm_crtc.h
@@ -705,6 +705,87 @@ struct drm_plane {
 	enum drm_plane_type type;
 };
 
+extern int drm_primary_helper_update(struct drm_plane *plane,
+				     struct drm_crtc *crtc,
+				     struct drm_framebuffer *fb,
+				     int crtc_x, int crtc_y,
+				     unsigned int crtc_w, unsigned int crtc_h,
+				     uint32_t src_x, uint32_t src_y,
+				     uint32_t src_w, uint32_t src_h);
+extern int drm_primary_helper_disable(struct drm_plane *plane);
+extern void drm_primary_helper_destroy(struct drm_plane *plane);
+extern const struct drm_plane_funcs drm_primary_helper_funcs;
+extern struct drm_plane *drm_primary_helper_create_plane(struct drm_device *dev);
+
+/*
+ * This is the list of formats that have historically been accepted by the
+ * modeset API.  The primary plane helpers use this list by default, but
+ * individual drivers may provide their own primary plane initialization
+ * that provides a more hw-specific format list.
+ */
+const static uint32_t legacy_modeset_formats[] = {
+       DRM_FORMAT_C8,
+       DRM_FORMAT_RGB332,
+       DRM_FORMAT_BGR233,
+       DRM_FORMAT_XRGB4444,
+       DRM_FORMAT_XBGR4444,
+       DRM_FORMAT_RGBX4444,
+       DRM_FORMAT_BGRX4444,
+       DRM_FORMAT_ARGB4444,
+       DRM_FORMAT_ABGR4444,
+       DRM_FORMAT_RGBA4444,
+       DRM_FORMAT_BGRA4444,
+       DRM_FORMAT_XRGB1555,
+       DRM_FORMAT_XBGR1555,
+       DRM_FORMAT_RGBX5551,
+       DRM_FORMAT_BGRX5551,
+       DRM_FORMAT_ARGB1555,
+       DRM_FORMAT_ABGR1555,
+       DRM_FORMAT_RGBA5551,
+       DRM_FORMAT_BGRA5551,
+       DRM_FORMAT_RGB565,
+       DRM_FORMAT_BGR565,
+       DRM_FORMAT_RGB888,
+       DRM_FORMAT_BGR888,
+       DRM_FORMAT_XRGB8888,
+       DRM_FORMAT_XBGR8888,
+       DRM_FORMAT_RGBX8888,
+       DRM_FORMAT_BGRX8888,
+       DRM_FORMAT_ARGB8888,
+       DRM_FORMAT_ABGR8888,
+       DRM_FORMAT_RGBA8888,
+       DRM_FORMAT_BGRA8888,
+       DRM_FORMAT_XRGB2101010,
+       DRM_FORMAT_XBGR2101010,
+       DRM_FORMAT_RGBX1010102,
+       DRM_FORMAT_BGRX1010102,
+       DRM_FORMAT_ARGB2101010,
+       DRM_FORMAT_ABGR2101010,
+       DRM_FORMAT_RGBA1010102,
+       DRM_FORMAT_BGRA1010102,
+       DRM_FORMAT_YUYV,
+       DRM_FORMAT_YVYU,
+       DRM_FORMAT_UYVY,
+       DRM_FORMAT_VYUY,
+       DRM_FORMAT_AYUV,
+       DRM_FORMAT_NV12,
+       DRM_FORMAT_NV21,
+       DRM_FORMAT_NV16,
+       DRM_FORMAT_NV61,
+       DRM_FORMAT_NV24,
+       DRM_FORMAT_NV42,
+       DRM_FORMAT_YUV410,
+       DRM_FORMAT_YVU410,
+       DRM_FORMAT_YUV411,
+       DRM_FORMAT_YVU411,
+       DRM_FORMAT_YUV420,
+       DRM_FORMAT_YVU420,
+       DRM_FORMAT_YUV422,
+       DRM_FORMAT_YVU422,
+       DRM_FORMAT_YUV444,
+       DRM_FORMAT_YVU444,
+};
+
 /**
  * drm_bridge_funcs - drm_bridge control functions
  * @mode_fixup: Try to fixup (or reject entirely) proposed mode for this bridge
