target/linux/bcm27xx/patches-5.4/950-0105-drm-vc4-Remove-duplicate-primary-cursor-fields-from-.patch

   1 From f109eb9cb4a1916f6ec6c96addf4182ca781ff47 Mon Sep 17 00:00:00 2001
   2 From: Eric Anholt <eric@anholt.net>
   3 Date: Mon, 5 Feb 2018 18:22:03 +0000
   4 Subject: [PATCH] drm/vc4: Remove duplicate primary/cursor fields from
   5  FKMS driver.
   6
   7 The CRTC has those fields and we can just use them.
   8
   9 Signed-off-by: Eric Anholt <eric@anholt.net>
  10 ---
  11  drivers/gpu/drm/vc4/vc4_firmware_kms.c | 24 +++++++-----------------
  12  1 file changed, 7 insertions(+), 17 deletions(-)
  13
  14 --- a/drivers/gpu/drm/vc4/vc4_firmware_kms.c
  15 +++ b/drivers/gpu/drm/vc4/vc4_firmware_kms.c
  16 @@ -37,8 +37,6 @@ struct vc4_crtc {
  17         struct drm_crtc base;
  18         struct drm_encoder *encoder;
  19         struct drm_connector *connector;
  20 -       struct drm_plane *primary;
  21 -       struct drm_plane *cursor;
  22         void __iomem *regs;
  23
  24         struct drm_pending_vblank_event *event;
  25 @@ -356,29 +354,24 @@ static void vc4_crtc_mode_set_nofb(struc
  26
  27  static void vc4_crtc_disable(struct drm_crtc *crtc, struct drm_crtc_state *old_state)
  28  {
  29 -       struct vc4_crtc *vc4_crtc = to_vc4_crtc(crtc);
  30 -
  31         /* Always turn the planes off on CRTC disable. In DRM, planes
  32          * are enabled/disabled through the update/disable hooks
  33          * above, and the CRTC enable/disable independently controls
  34          * whether anything scans out at all, but the firmware doesn't
  35          * give us a CRTC-level control for that.
  36          */
  37 -       vc4_cursor_plane_atomic_disable(vc4_crtc->cursor,
  38 -                                       vc4_crtc->cursor->state);
  39 -       vc4_plane_set_primary_blank(vc4_crtc->primary, true);
  40 +       vc4_cursor_plane_atomic_disable(crtc->cursor, crtc->cursor->state);
  41 +       vc4_plane_set_primary_blank(crtc->primary, true);
  42  }
  43
  44  static void vc4_crtc_enable(struct drm_crtc *crtc, struct drm_crtc_state *old_state)
  45  {
  46 -       struct vc4_crtc *vc4_crtc = to_vc4_crtc(crtc);
  47 -
  48         /* Unblank the planes (if they're supposed to be displayed). */
  49 -       if (vc4_crtc->primary->state->fb)
  50 -               vc4_plane_set_primary_blank(vc4_crtc->primary, false);
  51 -       if (vc4_crtc->cursor->state->fb) {
  52 -               vc4_cursor_plane_atomic_update(vc4_crtc->cursor,
  53 -                                              vc4_crtc->cursor->state);
  54 +       if (crtc->primary->state->fb)
  55 +               vc4_plane_set_primary_blank(crtc->primary, false);
  56 +       if (crtc->cursor->state->fb) {
  57 +               vc4_cursor_plane_atomic_update(crtc->cursor,
  58 +                                              crtc->cursor->state);
  59         }
  60  }
  61
  62 @@ -689,9 +682,6 @@ static int vc4_fkms_bind(struct device *
  63         primary_plane->crtc = crtc;
  64         cursor_plane->crtc = crtc;
  65
  66 -       vc4_crtc->primary = primary_plane;
  67 -       vc4_crtc->cursor = cursor_plane;
  68 -
  69         vc4_encoder = devm_kzalloc(dev, sizeof(*vc4_encoder), GFP_KERNEL);
  70         if (!vc4_encoder)
  71                 return -ENOMEM;