summaryrefslogtreecommitdiff
path: root/drivers/gpu/drm/drm_gem_framebuffer_helper.c
diff options
context:
space:
mode:
authorMaarten Lankhorst <maarten.lankhorst@linux.intel.com>2019-06-26 13:22:54 +0300
committerMaarten Lankhorst <maarten.lankhorst@linux.intel.com>2019-06-26 13:22:54 +0300
commit355a47ae7ebcf9d605aa809b259d380422e81b8d (patch)
treef42b3196986c7de89a335b4f57384d249f5663e9 /drivers/gpu/drm/drm_gem_framebuffer_helper.c
parentb1622cb3be4557fd086831ca7426eafe5f1acc2e (diff)
parent80d42db02b3a5beb8cffba08207adf5f4c525ee3 (diff)
downloadlinux-355a47ae7ebcf9d605aa809b259d380422e81b8d.tar.xz
Merge remote-tracking branch 'drm/drm-next' into drm-misc-next-fixes
Some fixes have been accidentally pushed to this, so I cannot fost-forward. Required to pull in the remove-fbcon-notifiers fixes. Signed-off-by: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
Diffstat (limited to 'drivers/gpu/drm/drm_gem_framebuffer_helper.c')
-rw-r--r--drivers/gpu/drm/drm_gem_framebuffer_helper.c13
1 files changed, 7 insertions, 6 deletions
diff --git a/drivers/gpu/drm/drm_gem_framebuffer_helper.c b/drivers/gpu/drm/drm_gem_framebuffer_helper.c
index 65edb1ccb185..8fcbabf02dfd 100644
--- a/drivers/gpu/drm/drm_gem_framebuffer_helper.c
+++ b/drivers/gpu/drm/drm_gem_framebuffer_helper.c
@@ -1,12 +1,8 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* drm gem framebuffer helper functions
*
* Copyright (C) 2017 Noralf Trønnes
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
*/
#include <linux/dma-buf.h>
@@ -14,7 +10,6 @@
#include <linux/reservation.h>
#include <linux/slab.h>
-#include <drm/drmP.h>
#include <drm/drm_atomic.h>
#include <drm/drm_atomic_uapi.h>
#include <drm/drm_damage_helper.h>
@@ -285,6 +280,9 @@ EXPORT_SYMBOL_GPL(drm_gem_fb_create_with_dirty);
* There is no need for &drm_plane_helper_funcs.cleanup_fb hook for simple
* gem based framebuffer drivers which have their buffers always pinned in
* memory.
+ *
+ * See drm_atomic_set_fence_for_plane() for a discussion of implicit and
+ * explicit fencing in atomic modeset updates.
*/
int drm_gem_fb_prepare_fb(struct drm_plane *plane,
struct drm_plane_state *state)
@@ -315,6 +313,9 @@ EXPORT_SYMBOL_GPL(drm_gem_fb_prepare_fb);
* &dma_buf attached, extracts the exclusive fence and attaches it to plane
* state for the atomic helper to wait on. Drivers can use this as their
* &drm_simple_display_pipe_funcs.prepare_fb callback.
+ *
+ * See drm_atomic_set_fence_for_plane() for a discussion of implicit and
+ * explicit fencing in atomic modeset updates.
*/
int drm_gem_fb_simple_display_pipe_prepare_fb(struct drm_simple_display_pipe *pipe,
struct drm_plane_state *plane_state)