diff options
Diffstat (limited to 'drivers/gpu/drm/msm/msm_gem_submit.c')
| -rw-r--r-- | drivers/gpu/drm/msm/msm_gem_submit.c | 62 |
1 files changed, 40 insertions, 22 deletions
diff --git a/drivers/gpu/drm/msm/msm_gem_submit.c b/drivers/gpu/drm/msm/msm_gem_submit.c index ac8ed731f76d..9f5933c75e3d 100644 --- a/drivers/gpu/drm/msm/msm_gem_submit.c +++ b/drivers/gpu/drm/msm/msm_gem_submit.c @@ -41,8 +41,16 @@ static struct msm_gem_submit *submit_create(struct drm_device *dev, if (!submit) return ERR_PTR(-ENOMEM); + submit->hw_fence = msm_fence_alloc(); + if (IS_ERR(submit->hw_fence)) { + ret = PTR_ERR(submit->hw_fence); + kfree(submit); + return ERR_PTR(ret); + } + ret = drm_sched_job_init(&submit->base, queue->entity, queue); if (ret) { + kfree(submit->hw_fence); kfree(submit); return ERR_PTR(ret); } @@ -72,9 +80,9 @@ void __msm_gem_submit_destroy(struct kref *kref) unsigned i; if (submit->fence_id) { - mutex_lock(&submit->queue->idr_lock); + spin_lock(&submit->queue->idr_lock); idr_remove(&submit->queue->fence_idr, submit->fence_id); - mutex_unlock(&submit->queue->idr_lock); + spin_unlock(&submit->queue->idr_lock); } dma_fence_put(submit->user_fence); @@ -242,7 +250,7 @@ static void submit_cleanup_bo(struct msm_gem_submit *submit, int i, submit->bos[i].flags &= ~cleanup_flags; if (flags & BO_VMA_PINNED) - msm_gem_unpin_vma(submit->bos[i].vma); + msm_gem_vma_unpin(submit->bos[i].vma); if (flags & BO_OBJ_PINNED) msm_gem_unpin_locked(obj); @@ -565,7 +573,6 @@ static struct drm_syncobj **msm_parse_deps(struct msm_gem_submit *submit, for (i = 0; i < nr_in_syncobjs; ++i) { uint64_t address = in_syncobjs_addr + i * syncobj_stride; - struct dma_fence *fence; if (copy_from_user(&syncobj_desc, u64_to_user_ptr(address), @@ -585,12 +592,8 @@ static struct drm_syncobj **msm_parse_deps(struct msm_gem_submit *submit, break; } - ret = drm_syncobj_find_fence(file, syncobj_desc.handle, - syncobj_desc.point, 0, &fence); - if (ret) - break; - - ret = drm_sched_job_add_dependency(&submit->base, fence); + ret = drm_sched_job_add_syncobj_dependency(&submit->base, file, + syncobj_desc.handle, syncobj_desc.point); if (ret) break; @@ -719,7 +722,7 @@ int msm_ioctl_gem_submit(struct drm_device *dev, void *data, struct msm_drm_private *priv = dev->dev_private; struct drm_msm_gem_submit *args = data; struct msm_file_private *ctx = file->driver_priv; - struct msm_gem_submit *submit; + struct msm_gem_submit *submit = NULL; struct msm_gpu *gpu = priv->gpu; struct msm_gpu_submitqueue *queue; struct msm_ringbuffer *ring; @@ -766,13 +769,15 @@ int msm_ioctl_gem_submit(struct drm_device *dev, void *data, out_fence_fd = get_unused_fd_flags(O_CLOEXEC); if (out_fence_fd < 0) { ret = out_fence_fd; - return ret; + goto out_post_unlock; } } submit = submit_create(dev, gpu, queue, args->nr_bos, args->nr_cmds); - if (IS_ERR(submit)) - return PTR_ERR(submit); + if (IS_ERR(submit)) { + ret = PTR_ERR(submit); + goto out_post_unlock; + } trace_msm_gpu_submit(pid_nr(submit->pid), ring->id, submit->ident, args->nr_bos, args->nr_cmds); @@ -874,7 +879,9 @@ int msm_ioctl_gem_submit(struct drm_device *dev, void *data, submit->nr_cmds = i; - mutex_lock(&queue->idr_lock); + idr_preload(GFP_KERNEL); + + spin_lock(&queue->idr_lock); /* * If using userspace provided seqno fence, validate that the id @@ -884,7 +891,8 @@ int msm_ioctl_gem_submit(struct drm_device *dev, void *data, */ if ((args->flags & MSM_SUBMIT_FENCE_SN_IN) && idr_find(&queue->fence_idr, args->fence)) { - mutex_unlock(&queue->idr_lock); + spin_unlock(&queue->idr_lock); + idr_preload_end(); ret = -EINVAL; goto out; } @@ -902,7 +910,7 @@ int msm_ioctl_gem_submit(struct drm_device *dev, void *data, submit->fence_id = args->fence; ret = idr_alloc_u32(&queue->fence_idr, submit->user_fence, &submit->fence_id, submit->fence_id, - GFP_KERNEL); + GFP_NOWAIT); /* * We've already validated that the fence_id slot is valid, * so if idr_alloc_u32 failed, it is a kernel bug @@ -915,10 +923,11 @@ int msm_ioctl_gem_submit(struct drm_device *dev, void *data, */ submit->fence_id = idr_alloc_cyclic(&queue->fence_idr, submit->user_fence, 1, - INT_MAX, GFP_KERNEL); + INT_MAX, GFP_NOWAIT); } - mutex_unlock(&queue->idr_lock); + spin_unlock(&queue->idr_lock); + idr_preload_end(); if (submit->fence_id < 0) { ret = submit->fence_id; @@ -955,11 +964,20 @@ out: if (has_ww_ticket) ww_acquire_fini(&submit->ticket); out_unlock: - if (ret && (out_fence_fd >= 0)) - put_unused_fd(out_fence_fd); mutex_unlock(&queue->lock); out_post_unlock: - msm_gem_submit_put(submit); + if (ret && (out_fence_fd >= 0)) + put_unused_fd(out_fence_fd); + + if (!IS_ERR_OR_NULL(submit)) { + msm_gem_submit_put(submit); + } else { + /* + * If the submit hasn't yet taken ownership of the queue + * then we need to drop the reference ourself: + */ + msm_submitqueue_put(queue); + } if (!IS_ERR_OR_NULL(post_deps)) { for (i = 0; i < args->nr_out_syncobjs; ++i) { kfree(post_deps[i].chain); |