target/linux/brcm2708/patches-4.4/0450-drm-vc4-Use-for_each_plane_in_state.patch

   1 From fa8b827fb90719d981a8fa292064958219c8ed10 Mon Sep 17 00:00:00 2001
   2 From: Daniel Vetter <daniel.vetter@ffwll.ch>
   3 Date: Thu, 2 Jun 2016 00:06:28 +0200
   4 Subject: [PATCH] drm/vc4: Use for_each_plane_in_state
   5
   6 We want to hide drm_atomic_stat internals a bit better.
   7
   8 Cc: Eric Anholt <eric@anholt.net>
   9 Reviewed-by: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
  10 Signed-off-by: Daniel Vetter <daniel.vetter@intel.com>
  11 Link: http://patchwork.freedesktop.org/patch/msgid/1464818821-5736-6-git-send-email-daniel.vetter@ffwll.ch
  12 (cherry picked from commit 833cd78adbc236db684f19e93121d4bf6659a8af)
  13 ---
  14  drivers/gpu/drm/vc4/vc4_kms.c | 10 +++-------
  15  1 file changed, 3 insertions(+), 7 deletions(-)
  16
  17 --- a/drivers/gpu/drm/vc4/vc4_kms.c
  18 +++ b/drivers/gpu/drm/vc4/vc4_kms.c
  19 @@ -111,6 +111,8 @@ static int vc4_atomic_commit(struct drm_
  20         int i;
  21         uint64_t wait_seqno = 0;
  22         struct vc4_commit *c;
  23 +       struct drm_plane *plane;
  24 +       struct drm_plane_state *new_state;
  25
  26         c = commit_init(state);
  27         if (!c)
  28 @@ -130,13 +132,7 @@ static int vc4_atomic_commit(struct drm_
  29                 return ret;
  30         }
  31
  32 -       for (i = 0; i < dev->mode_config.num_total_plane; i++) {
  33 -               struct drm_plane *plane = state->planes[i];
  34 -               struct drm_plane_state *new_state = state->plane_states[i];
  35 -
  36 -               if (!plane)
  37 -                       continue;
  38 -
  39 +       for_each_plane_in_state(state, plane, new_state, i) {
  40                 if ((plane->state->fb != new_state->fb) && new_state->fb) {
  41                         struct drm_gem_cma_object *cma_bo =
  42                                 drm_fb_cma_get_gem_obj(new_state->fb, 0);