diff options
| author | Rob Clark <robdclark@chromium.org> | 2023-03-20 07:43:23 -0700 |
|---|---|---|
| committer | Rob Clark <robdclark@chromium.org> | 2023-03-25 16:31:43 -0700 |
| commit | f94e6a51e17ccff8e005be208e723ca265c8b881 (patch) | |
| tree | 59a6d75827f1553cd1c256cf20e2cd753ed95297 /drivers/gpu/drm/msm/msm_fence.c | |
| parent | 24a9671942380cfbb231ddeb7dc5cd1ae6fc7eb8 (diff) | |
drm/msm: Pre-allocate hw_fence
Avoid allocating memory in job_run() by pre-allocating the hw_fence.
Signed-off-by: Rob Clark <robdclark@chromium.org>
Patchwork: https://patchwork.freedesktop.org/patch/527832/
Link: https://lore.kernel.org/r/20230320144356.803762-2-robdclark@gmail.com
Diffstat (limited to 'drivers/gpu/drm/msm/msm_fence.c')
| -rw-r--r-- | drivers/gpu/drm/msm/msm_fence.c | 12 |
1 files changed, 9 insertions, 3 deletions
diff --git a/drivers/gpu/drm/msm/msm_fence.c b/drivers/gpu/drm/msm/msm_fence.c index 56641408ea74..bab3d84f1686 100644 --- a/drivers/gpu/drm/msm/msm_fence.c +++ b/drivers/gpu/drm/msm/msm_fence.c @@ -99,7 +99,7 @@ static const struct dma_fence_ops msm_fence_ops = { }; struct dma_fence * -msm_fence_alloc(struct msm_fence_context *fctx) +msm_fence_alloc(void) { struct msm_fence *f; @@ -107,10 +107,16 @@ msm_fence_alloc(struct msm_fence_context *fctx) if (!f) return ERR_PTR(-ENOMEM); + return &f->base; +} + +void +msm_fence_init(struct dma_fence *fence, struct msm_fence_context *fctx) +{ + struct msm_fence *f = to_msm_fence(fence); + f->fctx = fctx; dma_fence_init(&f->base, &msm_fence_ops, &fctx->spinlock, fctx->context, ++fctx->last_fence); - - return &f->base; } |