target/linux/bcm27xx/patches-6.1/950-0479-drm-vc4-kms-Constify-the-HVS-old-new-state-helpers.patch

   1 From 18d15815d045976ffce0c57aed3d3a61e0d04297 Mon Sep 17 00:00:00 2001
   2 From: Maxime Ripard <maxime@cerno.tech>
   3 Date: Wed, 23 Nov 2022 16:25:55 +0100
   4 Subject: [PATCH] drm/vc4: kms: Constify the HVS old/new state helpers
   5
   6 The vc4_hvs_get_(old|new)_global_state functions don't modify the
   7 drm_atomic_state passed as an argument, so let's make it const.
   8
   9 Link: https://lore.kernel.org/r/20221123-rpi-kunit-tests-v1-13-051a0bb60a16@cerno.tech
  10 Reviewed-by: Javier Martinez Canillas <javierm@redhat.com>
  11 Signed-off-by: Maxime Ripard <maxime@cerno.tech>
  12 ---
  13  drivers/gpu/drm/vc4/vc4_kms.c | 4 ++--
  14  1 file changed, 2 insertions(+), 2 deletions(-)
  15
  16 --- a/drivers/gpu/drm/vc4/vc4_kms.c
  17 +++ b/drivers/gpu/drm/vc4/vc4_kms.c
  18 @@ -194,7 +194,7 @@ vc4_ctm_commit(struct vc4_dev *vc4, stru
  19  }
  20
  21  static struct vc4_hvs_state *
  22 -vc4_hvs_get_new_global_state(struct drm_atomic_state *state)
  23 +vc4_hvs_get_new_global_state(const struct drm_atomic_state *state)
  24  {
  25         struct vc4_dev *vc4 = to_vc4_dev(state->dev);
  26         struct drm_private_state *priv_state;
  27 @@ -207,7 +207,7 @@ vc4_hvs_get_new_global_state(struct drm_
  28  }
  29
  30  static struct vc4_hvs_state *
  31 -vc4_hvs_get_old_global_state(struct drm_atomic_state *state)
  32 +vc4_hvs_get_old_global_state(const struct drm_atomic_state *state)
  33  {
  34         struct vc4_dev *vc4 = to_vc4_dev(state->dev);
  35         struct drm_private_state *priv_state;