target/linux/brcm2708/patches-4.19/950-0570-drm-v3d-Drop-unused-v3d_flush_caches.patch

   1 From e8fb9a84012e6c866d1143acf04ca855b05f4241 Mon Sep 17 00:00:00 2001
   2 From: Eric Anholt <eric@anholt.net>
   3 Date: Mon, 3 Dec 2018 14:24:34 -0800
   4 Subject: [PATCH 570/725] drm/v3d: Drop unused v3d_flush_caches().
   5
   6 Now that I've specified how the end-of-pipeline flushing should work,
   7 we're never going to use this function.
   8
   9 Signed-off-by: Eric Anholt <eric@anholt.net>
  10 Reviewed-by: Dave Emett <david.emett@broadcom.com>
  11 Link: https://patchwork.freedesktop.org/patch/msgid/20181203222438.25417-2-eric@anholt.net
  12 (cherry picked from commit 2aa34fd5c7754824cf5488b61ac644f30d3c5c85)
  13 ---
  14  drivers/gpu/drm/v3d/v3d_drv.h |  1 -
  15  drivers/gpu/drm/v3d/v3d_gem.c | 21 ---------------------
  16  2 files changed, 22 deletions(-)
  17
  18 --- a/drivers/gpu/drm/v3d/v3d_drv.h
  19 +++ b/drivers/gpu/drm/v3d/v3d_drv.h
  20 @@ -308,7 +308,6 @@ void v3d_exec_put(struct v3d_exec_info *
  21  void v3d_tfu_job_put(struct v3d_tfu_job *exec);
  22  void v3d_reset(struct v3d_dev *v3d);
  23  void v3d_invalidate_caches(struct v3d_dev *v3d);
  24 -void v3d_flush_caches(struct v3d_dev *v3d);
  25
  26  /* v3d_irq.c */
  27  int v3d_irq_init(struct v3d_dev *v3d);
  28 --- a/drivers/gpu/drm/v3d/v3d_gem.c
  29 +++ b/drivers/gpu/drm/v3d/v3d_gem.c
  30 @@ -175,20 +175,6 @@ v3d_invalidate_slices(struct v3d_dev *v3
  31                        V3D_SET_FIELD(0xf, V3D_SLCACTL_ICC));
  32  }
  33
  34 -/* Invalidates texture L2 cachelines */
  35 -static void
  36 -v3d_invalidate_l2t(struct v3d_dev *v3d, int core)
  37 -{
  38 -       V3D_CORE_WRITE(core,
  39 -                      V3D_CTL_L2TCACTL,
  40 -                      V3D_L2TCACTL_L2TFLS |
  41 -                      V3D_SET_FIELD(V3D_L2TCACTL_FLM_CLEAR, V3D_L2TCACTL_FLM));
  42 -       if (wait_for(!(V3D_CORE_READ(core, V3D_CTL_L2TCACTL) &
  43 -                      V3D_L2TCACTL_L2TFLS), 100)) {
  44 -               DRM_ERROR("Timeout waiting for L2T invalidate\n");
  45 -       }
  46 -}
  47 -
  48  void
  49  v3d_invalidate_caches(struct v3d_dev *v3d)
  50  {
  51 @@ -199,13 +185,6 @@ v3d_invalidate_caches(struct v3d_dev *v3
  52         v3d_flush_l2t(v3d, 0);
  53  }
  54
  55 -void
  56 -v3d_flush_caches(struct v3d_dev *v3d)
  57 -{
  58 -       v3d_invalidate_l1td(v3d, 0);
  59 -       v3d_invalidate_l2t(v3d, 0);
  60 -}
  61 -
  62  static void
  63  v3d_attach_object_fences(struct v3d_bo **bos, int bo_count,
  64                          struct dma_fence *fence)