From 1a8b612ef09bcba3708443339adfad9802d3e9d8 Mon Sep 17 00:00:00 2001 From: Rob Clark Date: Wed, 2 Aug 2023 15:21:49 -0700 Subject: drm/msm: Take lru lock once per job_run Rather than acquiring it and dropping it for each individual obj. Signed-off-by: Rob Clark Patchwork: https://patchwork.freedesktop.org/patch/551019/ --- drivers/gpu/drm/msm/msm_ringbuffer.c | 5 +++++ 1 file changed, 5 insertions(+) (limited to 'drivers/gpu/drm/msm/msm_ringbuffer.c') diff --git a/drivers/gpu/drm/msm/msm_ringbuffer.c b/drivers/gpu/drm/msm/msm_ringbuffer.c index b60199184409..8b8353dcde9f 100644 --- a/drivers/gpu/drm/msm/msm_ringbuffer.c +++ b/drivers/gpu/drm/msm/msm_ringbuffer.c @@ -16,10 +16,13 @@ static struct dma_fence *msm_job_run(struct drm_sched_job *job) struct msm_gem_submit *submit = to_msm_submit(job); struct msm_fence_context *fctx = submit->ring->fctx; struct msm_gpu *gpu = submit->gpu; + struct msm_drm_private *priv = gpu->dev->dev_private; int i; msm_fence_init(submit->hw_fence, fctx); + mutex_lock(&priv->lru.lock); + for (i = 0; i < submit->nr_bos; i++) { struct drm_gem_object *obj = &submit->bos[i].obj->base; @@ -28,6 +31,8 @@ static struct dma_fence *msm_job_run(struct drm_sched_job *job) submit->bos[i].flags &= ~(BO_VMA_PINNED | BO_OBJ_PINNED); } + mutex_unlock(&priv->lru.lock); + /* TODO move submit path over to using a per-ring lock.. */ mutex_lock(&gpu->lock); -- cgit v1.2.3