From: Christian König Date: Mon, 15 Feb 2016 15:59:57 +0000 (+0100) Subject: drm/amdgpu: cleanup gem init/finit X-Git-Tag: v5.15~13916^2~34^2~2 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=418aa0c296ddb5df90c4e94f995cfd3f3c9e96dc;p=platform%2Fkernel%2Flinux-starfive.git drm/amdgpu: cleanup gem init/finit Remove the double housekeeping and use something sane to forcefuly delete BOs on unload. Signed-off-by: Christian König Reviewed-by: Alex Deucher --- diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu.h b/drivers/gpu/drm/amd/amdgpu/amdgpu.h index 4be61f0..f5bac97 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu.h +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu.h @@ -607,13 +607,7 @@ struct amdgpu_sa_bo { /* * GEM objects. */ -struct amdgpu_gem { - struct mutex mutex; - struct list_head objects; -}; - -int amdgpu_gem_init(struct amdgpu_device *adev); -void amdgpu_gem_fini(struct amdgpu_device *adev); +void amdgpu_gem_force_release(struct amdgpu_device *adev); int amdgpu_gem_object_create(struct amdgpu_device *adev, unsigned long size, int alignment, u32 initial_domain, u64 flags, bool kernel, @@ -2012,7 +2006,6 @@ struct amdgpu_device { /* memory management */ struct amdgpu_mman mman; - struct amdgpu_gem gem; struct amdgpu_vram_scratch vram_scratch; struct amdgpu_wb wb; atomic64_t vram_usage; diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c index 93cd1a4..db20d27 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c @@ -1426,7 +1426,6 @@ int amdgpu_device_init(struct amdgpu_device *adev, * can recall function without having locking issues */ mutex_init(&adev->vm_manager.lock); atomic_set(&adev->irq.ih.lock, 0); - mutex_init(&adev->gem.mutex); mutex_init(&adev->pm.mutex); mutex_init(&adev->gfx.gpu_clock_mutex); mutex_init(&adev->srbm_mutex); diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c index 0a80feb..2e26a51 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c @@ -84,22 +84,31 @@ retry: } *obj = &robj->gem_base; - mutex_lock(&adev->gem.mutex); - list_add_tail(&robj->list, &adev->gem.objects); - mutex_unlock(&adev->gem.mutex); - return 0; } -int amdgpu_gem_init(struct amdgpu_device *adev) +void amdgpu_gem_force_release(struct amdgpu_device *adev) { - INIT_LIST_HEAD(&adev->gem.objects); - return 0; -} + struct drm_device *ddev = adev->ddev; + struct drm_file *file; -void amdgpu_gem_fini(struct amdgpu_device *adev) -{ - amdgpu_bo_force_delete(adev); + mutex_lock(&ddev->struct_mutex); + + list_for_each_entry(file, &ddev->filelist, lhead) { + struct drm_gem_object *gobj; + int handle; + + WARN_ONCE(1, "Still active user space clients!\n"); + spin_lock(&file->table_lock); + idr_for_each_entry(&file->object_idr, gobj, handle) { + WARN_ONCE(1, "And also active allocations!\n"); + drm_gem_object_unreference(gobj); + } + idr_destroy(&file->object_idr); + spin_unlock(&file->table_lock); + } + + mutex_unlock(&ddev->struct_mutex); } /* diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c index b74084c..9a025a7 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c @@ -97,9 +97,6 @@ static void amdgpu_ttm_bo_destroy(struct ttm_buffer_object *tbo) amdgpu_update_memory_usage(bo->adev, &bo->tbo.mem, NULL); - mutex_lock(&bo->adev->gem.mutex); - list_del_init(&bo->list); - mutex_unlock(&bo->adev->gem.mutex); drm_gem_object_release(&bo->gem_base); amdgpu_bo_unref(&bo->parent); kfree(bo->metadata); @@ -473,26 +470,6 @@ int amdgpu_bo_evict_vram(struct amdgpu_device *adev) return ttm_bo_evict_mm(&adev->mman.bdev, TTM_PL_VRAM); } -void amdgpu_bo_force_delete(struct amdgpu_device *adev) -{ - struct amdgpu_bo *bo, *n; - - if (list_empty(&adev->gem.objects)) { - return; - } - dev_err(adev->dev, "Userspace still has active objects !\n"); - list_for_each_entry_safe(bo, n, &adev->gem.objects, list) { - dev_err(adev->dev, "%p %p %lu %lu force free\n", - &bo->gem_base, bo, (unsigned long)bo->gem_base.size, - *((unsigned long *)&bo->gem_base.refcount)); - mutex_lock(&bo->adev->gem.mutex); - list_del_init(&bo->list); - mutex_unlock(&bo->adev->gem.mutex); - /* this should unref the ttm bo */ - drm_gem_object_unreference_unlocked(&bo->gem_base); - } -} - int amdgpu_bo_init(struct amdgpu_device *adev) { /* Add an MTRR for the VRAM */ diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.h index 5107fb2..acc0801 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.h +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.h @@ -149,7 +149,6 @@ int amdgpu_bo_pin_restricted(struct amdgpu_bo *bo, u32 domain, u64 *gpu_addr); int amdgpu_bo_unpin(struct amdgpu_bo *bo); int amdgpu_bo_evict_vram(struct amdgpu_device *adev); -void amdgpu_bo_force_delete(struct amdgpu_device *adev); int amdgpu_bo_init(struct amdgpu_device *adev); void amdgpu_bo_fini(struct amdgpu_device *adev); int amdgpu_bo_fbdev_mmap(struct amdgpu_bo *bo, diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_prime.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_prime.c index a0bdb0e..be6388f 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_prime.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_prime.c @@ -73,10 +73,6 @@ struct drm_gem_object *amdgpu_gem_prime_import_sg_table(struct drm_device *dev, if (ret) return ERR_PTR(ret); - mutex_lock(&adev->gem.mutex); - list_add_tail(&bo->list, &adev->gem.objects); - mutex_unlock(&adev->gem.mutex); - return &bo->gem_base; } diff --git a/drivers/gpu/drm/amd/amdgpu/gmc_v7_0.c b/drivers/gpu/drm/amd/amdgpu/gmc_v7_0.c index cceffe2..68ee66b 100644 --- a/drivers/gpu/drm/amd/amdgpu/gmc_v7_0.c +++ b/drivers/gpu/drm/amd/amdgpu/gmc_v7_0.c @@ -927,10 +927,6 @@ static int gmc_v7_0_sw_init(void *handle) int dma_bits; struct amdgpu_device *adev = (struct amdgpu_device *)handle; - r = amdgpu_gem_init(adev); - if (r) - return r; - r = amdgpu_irq_add_id(adev, 146, &adev->mc.vm_fault); if (r) return r; @@ -1011,7 +1007,7 @@ static int gmc_v7_0_sw_fini(void *handle) adev->vm_manager.enabled = false; } gmc_v7_0_gart_fini(adev); - amdgpu_gem_fini(adev); + amdgpu_gem_force_release(adev); amdgpu_bo_fini(adev); return 0; diff --git a/drivers/gpu/drm/amd/amdgpu/gmc_v8_0.c b/drivers/gpu/drm/amd/amdgpu/gmc_v8_0.c index ca0a0c6..757803a 100644 --- a/drivers/gpu/drm/amd/amdgpu/gmc_v8_0.c +++ b/drivers/gpu/drm/amd/amdgpu/gmc_v8_0.c @@ -887,10 +887,6 @@ static int gmc_v8_0_sw_init(void *handle) int dma_bits; struct amdgpu_device *adev = (struct amdgpu_device *)handle; - r = amdgpu_gem_init(adev); - if (r) - return r; - r = amdgpu_irq_add_id(adev, 146, &adev->mc.vm_fault); if (r) return r; @@ -971,7 +967,7 @@ static int gmc_v8_0_sw_fini(void *handle) adev->vm_manager.enabled = false; } gmc_v8_0_gart_fini(adev); - amdgpu_gem_fini(adev); + amdgpu_gem_force_release(adev); amdgpu_bo_fini(adev); return 0;