target/linux/bcm27xx/patches-4.19/950-0510-drm-v3d-Rename-the-fence-signaled-from-IRQs-to-irq_f.patch

   1 From 0d00e0340c1aa9ce36bdff46f927916fe4903cee Mon Sep 17 00:00:00 2001
   2 From: Eric Anholt <eric@anholt.net>
   3 Date: Thu, 27 Dec 2018 14:04:44 -0800
   4 Subject: [PATCH] drm/v3d: Rename the fence signaled from IRQs to
   5  "irq_fence".
   6
   7 We have another thing called the "done fence" that tracks when the
   8 scheduler considers the job done, and having the shared name was
   9 confusing.
  10
  11 Signed-off-by: Eric Anholt <eric@anholt.net>
  12 ---
  13  drivers/gpu/drm/v3d/v3d_drv.h   |  4 ++--
  14  drivers/gpu/drm/v3d/v3d_gem.c   |  6 +++---
  15  drivers/gpu/drm/v3d/v3d_irq.c   |  6 +++---
  16  drivers/gpu/drm/v3d/v3d_sched.c | 12 ++++++------
  17  4 files changed, 14 insertions(+), 14 deletions(-)
  18
  19 --- a/drivers/gpu/drm/v3d/v3d_drv.h
  20 +++ b/drivers/gpu/drm/v3d/v3d_drv.h
  21 @@ -182,7 +182,7 @@ struct v3d_job {
  22         struct dma_fence *in_fence;
  23
  24         /* v3d fence to be signaled by IRQ handler when the job is complete. */
  25 -       struct dma_fence *done_fence;
  26 +       struct dma_fence *irq_fence;
  27
  28         /* GPU virtual addresses of the start/end of the CL job. */
  29         u32 start, end;
  30 @@ -229,7 +229,7 @@ struct v3d_tfu_job {
  31         struct dma_fence *in_fence;
  32
  33         /* v3d fence to be signaled by IRQ handler when the job is complete. */
  34 -       struct dma_fence *done_fence;
  35 +       struct dma_fence *irq_fence;
  36
  37         struct v3d_dev *v3d;
  38
  39 --- a/drivers/gpu/drm/v3d/v3d_gem.c
  40 +++ b/drivers/gpu/drm/v3d/v3d_gem.c
  41 @@ -381,8 +381,8 @@ v3d_exec_cleanup(struct kref *ref)
  42         dma_fence_put(exec->bin.in_fence);
  43         dma_fence_put(exec->render.in_fence);
  44
  45 -       dma_fence_put(exec->bin.done_fence);
  46 -       dma_fence_put(exec->render.done_fence);
  47 +       dma_fence_put(exec->bin.irq_fence);
  48 +       dma_fence_put(exec->render.irq_fence);
  49
  50         dma_fence_put(exec->bin_done_fence);
  51         dma_fence_put(exec->render_done_fence);
  52 @@ -411,7 +411,7 @@ v3d_tfu_job_cleanup(struct kref *ref)
  53         unsigned int i;
  54
  55         dma_fence_put(job->in_fence);
  56 -       dma_fence_put(job->done_fence);
  57 +       dma_fence_put(job->irq_fence);
  58
  59         for (i = 0; i < ARRAY_SIZE(job->bo); i++) {
  60                 if (job->bo[i])
  61 --- a/drivers/gpu/drm/v3d/v3d_irq.c
  62 +++ b/drivers/gpu/drm/v3d/v3d_irq.c
  63 @@ -93,7 +93,7 @@ v3d_irq(int irq, void *arg)
  64
  65         if (intsts & V3D_INT_FLDONE) {
  66                 struct v3d_fence *fence =
  67 -                       to_v3d_fence(v3d->bin_job->bin.done_fence);
  68 +                       to_v3d_fence(v3d->bin_job->bin.irq_fence);
  69
  70                 trace_v3d_bcl_irq(&v3d->drm, fence->seqno);
  71                 dma_fence_signal(&fence->base);
  72 @@ -102,7 +102,7 @@ v3d_irq(int irq, void *arg)
  73
  74         if (intsts & V3D_INT_FRDONE) {
  75                 struct v3d_fence *fence =
  76 -                       to_v3d_fence(v3d->render_job->render.done_fence);
  77 +                       to_v3d_fence(v3d->render_job->render.irq_fence);
  78
  79                 trace_v3d_rcl_irq(&v3d->drm, fence->seqno);
  80                 dma_fence_signal(&fence->base);
  81 @@ -138,7 +138,7 @@ v3d_hub_irq(int irq, void *arg)
  82
  83         if (intsts & V3D_HUB_INT_TFUC) {
  84                 struct v3d_fence *fence =
  85 -                       to_v3d_fence(v3d->tfu_job->done_fence);
  86 +                       to_v3d_fence(v3d->tfu_job->irq_fence);
  87
  88                 trace_v3d_tfu_irq(&v3d->drm, fence->seqno);
  89                 dma_fence_signal(&fence->base);
  90 --- a/drivers/gpu/drm/v3d/v3d_sched.c
  91 +++ b/drivers/gpu/drm/v3d/v3d_sched.c
  92 @@ -152,9 +152,9 @@ static struct dma_fence *v3d_job_run(str
  93         if (IS_ERR(fence))
  94                 return NULL;
  95
  96 -       if (job->done_fence)
  97 -               dma_fence_put(job->done_fence);
  98 -       job->done_fence = dma_fence_get(fence);
  99 +       if (job->irq_fence)
 100 +               dma_fence_put(job->irq_fence);
 101 +       job->irq_fence = dma_fence_get(fence);
 102
 103         trace_v3d_submit_cl(dev, q == V3D_RENDER, to_v3d_fence(fence)->seqno,
 104                             job->start, job->end);
 105 @@ -195,9 +195,9 @@ v3d_tfu_job_run(struct drm_sched_job *sc
 106                 return NULL;
 107
 108         v3d->tfu_job = job;
 109 -       if (job->done_fence)
 110 -               dma_fence_put(job->done_fence);
 111 -       job->done_fence = dma_fence_get(fence);
 112 +       if (job->irq_fence)
 113 +               dma_fence_put(job->irq_fence);
 114 +       job->irq_fence = dma_fence_get(fence);
 115
 116         trace_v3d_submit_tfu(dev, to_v3d_fence(fence)->seqno);
 117