[PATCH 49/49] drm/ttm: consolidate manager used apis into a set and get.
daniel at ffwll.ch
daniel at ffwll.ch
Fri Jul 31 09:51:51 UTC 2020
On Fri, Jul 31, 2020 at 02:05:20PM +1000, Dave Airlie wrote:
> From: Dave Airlie <airlied at redhat.com>
>
> This is probably something we could consider removing, vmwgfx
> is the only user, and we might be able to faciliate it another way
>
> but for now just consolidate it all into accessors.
>
> Signed-off-by: Dave Airlie <airlied at redhat.com>
Maybe I'm missing something, but doesn't this boild down to:
tmm_mm_used(type) = (bool) ttm_manager_type(type)
now that all resource managers are explicitly registered? I think there's
nothing else left, your ttm_set_driver_manager essentially replaces
ttm_mm_set_use.
-Daniel
> ---
> drivers/gpu/drm/amd/amdgpu/amdgpu_gtt_mgr.c | 4 ++--
> drivers/gpu/drm/amd/amdgpu/amdgpu_vram_mgr.c | 4 ++--
> drivers/gpu/drm/nouveau/nouveau_ttm.c | 8 ++++----
> drivers/gpu/drm/ttm/ttm_bo.c | 6 +++---
> drivers/gpu/drm/ttm/ttm_bo_manager.c | 4 ++--
> drivers/gpu/drm/vmwgfx/vmwgfx_drv.c | 14 +++++++-------
> drivers/gpu/drm/vmwgfx/vmwgfx_gmrid_manager.c | 4 ++--
> drivers/gpu/drm/vmwgfx/vmwgfx_thp.c | 4 ++--
> include/drm/ttm/ttm_bo_driver.h | 8 ++++----
> 9 files changed, 28 insertions(+), 28 deletions(-)
>
> diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_gtt_mgr.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_gtt_mgr.c
> index b4480ca30988..7e84aa2c0064 100644
> --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_gtt_mgr.c
> +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_gtt_mgr.c
> @@ -128,7 +128,7 @@ int amdgpu_gtt_mgr_init(struct amdgpu_device *adev, uint64_t gtt_size)
> }
>
> ttm_set_driver_manager(&adev->mman.bdev, TTM_PL_TT, &mgr->manager);
> - ttm_bo_use_mm(man);
> + ttm_mm_set_use(man, true);
> return 0;
> }
>
> @@ -146,7 +146,7 @@ void amdgpu_gtt_mgr_fini(struct amdgpu_device *adev)
> struct amdgpu_gtt_mgr *mgr = to_gtt_mgr(man);
> int ret;
>
> - ttm_bo_disable_mm(man);
> + ttm_mm_set_use(man, false);
>
> ret = ttm_bo_force_list_clean(&adev->mman.bdev, man);
> if (ret)
> diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vram_mgr.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vram_mgr.c
> index f0e65a6fdf88..50949aa968fd 100644
> --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vram_mgr.c
> +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vram_mgr.c
> @@ -205,7 +205,7 @@ int amdgpu_vram_mgr_init(struct amdgpu_device *adev)
> DRM_ERROR("Failed to register sysfs\n");
>
> ttm_set_driver_manager(&adev->mman.bdev, TTM_PL_VRAM, &mgr->manager);
> - ttm_bo_use_mm(man);
> + ttm_mm_set_use(man, true);
> return 0;
> }
>
> @@ -223,7 +223,7 @@ void amdgpu_vram_mgr_fini(struct amdgpu_device *adev)
> struct amdgpu_vram_mgr *mgr = to_vram_mgr(man);
> int ret;
>
> - ttm_bo_disable_mm(man);
> + ttm_mm_set_use(man, false);
>
> ret = ttm_bo_force_list_clean(&adev->mman.bdev, man);
> if (ret)
> diff --git a/drivers/gpu/drm/nouveau/nouveau_ttm.c b/drivers/gpu/drm/nouveau/nouveau_ttm.c
> index 89521d3ed9da..32ce930d1bd8 100644
> --- a/drivers/gpu/drm/nouveau/nouveau_ttm.c
> +++ b/drivers/gpu/drm/nouveau/nouveau_ttm.c
> @@ -176,7 +176,7 @@ nouveau_ttm_init_vram(struct nouveau_drm *drm)
> man->use_io_reserve_lru = true;
> ttm_bo_init_mm_base(man, drm->gem.vram_available >> PAGE_SHIFT);
> ttm_set_driver_manager(&drm->ttm.bdev, TTM_PL_VRAM, man);
> - ttm_bo_use_mm(man);
> + ttm_mm_set_use(man, true);
> return 0;
> } else {
> return ttm_bo_man_init(&drm->ttm.bdev, TTM_PL_VRAM,
> @@ -192,7 +192,7 @@ nouveau_ttm_fini_vram(struct nouveau_drm *drm)
> struct ttm_mem_type_manager *man = ttm_manager_type(&drm->ttm.bdev, TTM_PL_VRAM);
>
> if (drm->client.device.info.family >= NV_DEVICE_INFO_V0_TESLA) {
> - ttm_bo_disable_mm(man);
> + ttm_mm_set_use(man, false);
> ttm_bo_force_list_clean(&drm->ttm.bdev, man);
> ttm_bo_man_cleanup(man);
> ttm_set_driver_manager(&drm->ttm.bdev, TTM_PL_VRAM, NULL);
> @@ -237,7 +237,7 @@ nouveau_ttm_init_gtt(struct nouveau_drm *drm)
> man->use_tt = true;
> ttm_bo_init_mm_base(man, size_pages);
> ttm_set_driver_manager(&drm->ttm.bdev, TTM_PL_TT, man);
> - ttm_bo_use_mm(man);
> + ttm_mm_set_use(man, true);
> return 0;
> }
>
> @@ -250,7 +250,7 @@ nouveau_ttm_fini_gtt(struct nouveau_drm *drm)
> drm->agp.bridge)
> ttm_bo_man_takedown(&drm->ttm.bdev, TTM_PL_TT);
> else {
> - ttm_bo_disable_mm(man);
> + ttm_mm_set_use(man, false);
> ttm_bo_force_list_clean(&drm->ttm.bdev, man);
> ttm_bo_man_cleanup(man);
> ttm_set_driver_manager(&drm->ttm.bdev, TTM_PL_TT, NULL);
> diff --git a/drivers/gpu/drm/ttm/ttm_bo.c b/drivers/gpu/drm/ttm/ttm_bo.c
> index bfc20cb27ed6..3bec6e4bc87d 100644
> --- a/drivers/gpu/drm/ttm/ttm_bo.c
> +++ b/drivers/gpu/drm/ttm/ttm_bo.c
> @@ -996,7 +996,7 @@ static int ttm_bo_mem_placement(struct ttm_buffer_object *bo,
> return ret;
>
> man = ttm_manager_type(bdev, mem_type);
> - if (!man || !man->use_type)
> + if (!man || !ttm_mm_used(man))
> return -EBUSY;
>
> if (!ttm_bo_mt_compatible(man, mem_type, place, &cur_flags))
> @@ -1548,7 +1548,7 @@ int ttm_bo_device_release(struct ttm_bo_device *bdev)
> struct ttm_mem_type_manager *man;
>
> man = ttm_manager_type(bdev, TTM_PL_SYSTEM);
> - ttm_bo_disable_mm(man);
> + ttm_mm_set_use(man, false);
>
> mutex_lock(&ttm_global_mutex);
> list_del(&bdev->device_list);
> @@ -1585,7 +1585,7 @@ static void ttm_bo_init_sysman(struct ttm_bo_device *bdev)
> man->default_caching = TTM_PL_FLAG_CACHED;
>
> ttm_bo_init_mm_base(man, 0);
> - ttm_bo_use_mm(man);
> + ttm_mm_set_use(man, true);
> }
>
> int ttm_bo_device_init(struct ttm_bo_device *bdev,
> diff --git a/drivers/gpu/drm/ttm/ttm_bo_manager.c b/drivers/gpu/drm/ttm/ttm_bo_manager.c
> index 6c6eedf84ca6..5ed4e4317789 100644
> --- a/drivers/gpu/drm/ttm/ttm_bo_manager.c
> +++ b/drivers/gpu/drm/ttm/ttm_bo_manager.c
> @@ -139,7 +139,7 @@ int ttm_bo_man_init(struct ttm_bo_device *bdev,
> spin_lock_init(&rman->lock);
>
> ttm_set_driver_manager(bdev, type, &rman->manager);
> - ttm_bo_use_mm(man);
> + ttm_mm_set_use(man, true);
> return 0;
> }
> EXPORT_SYMBOL(ttm_bo_man_init);
> @@ -152,7 +152,7 @@ int ttm_bo_man_takedown(struct ttm_bo_device *bdev,
> struct drm_mm *mm = &rman->mm;
> int ret;
>
> - ttm_bo_disable_mm(man);
> + ttm_mm_set_use(man, false);
>
> ret = ttm_bo_force_list_clean(bdev, man);
> if (ret)
> diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c b/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c
> index 1849d913d521..9b9cc3b57a24 100644
> --- a/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c
> +++ b/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c
> @@ -630,7 +630,7 @@ static int vmw_init_vram_manager(struct vmw_private *dev_priv)
> TTM_PL_FLAG_CACHED, TTM_PL_FLAG_CACHED,
> false, dev_priv->vram_size >> PAGE_SHIFT);
> #endif
> - ttm_manager_type(&dev_priv->bdev, TTM_PL_VRAM)->use_type = false;
> + ttm_mm_set_use(ttm_manager_type(&dev_priv->bdev, TTM_PL_VRAM), false);
> return ret;
> }
>
> @@ -1190,9 +1190,9 @@ static void __vmw_svga_enable(struct vmw_private *dev_priv)
> struct ttm_mem_type_manager *man = ttm_manager_type(&dev_priv->bdev, TTM_PL_VRAM);
>
> spin_lock(&dev_priv->svga_lock);
> - if (!man->use_type) {
> + if (!ttm_mm_used(man)) {
> vmw_write(dev_priv, SVGA_REG_ENABLE, SVGA_REG_ENABLE);
> - man->use_type = true;
> + ttm_mm_set_use(man, true);
> }
> spin_unlock(&dev_priv->svga_lock);
> }
> @@ -1221,8 +1221,8 @@ static void __vmw_svga_disable(struct vmw_private *dev_priv)
> struct ttm_mem_type_manager *man = ttm_manager_type(&dev_priv->bdev, TTM_PL_VRAM);
>
> spin_lock(&dev_priv->svga_lock);
> - if (man->use_type) {
> - man->use_type = false;
> + if (ttm_mm_used(man)) {
> + ttm_mm_set_use(man, false);
> vmw_write(dev_priv, SVGA_REG_ENABLE,
> SVGA_REG_ENABLE_HIDE |
> SVGA_REG_ENABLE_ENABLE);
> @@ -1255,8 +1255,8 @@ void vmw_svga_disable(struct vmw_private *dev_priv)
> vmw_kms_lost_device(dev_priv->dev);
> ttm_write_lock(&dev_priv->reservation_sem, false);
> spin_lock(&dev_priv->svga_lock);
> - if (man->use_type) {
> - man->use_type = false;
> + if (ttm_mm_used(man)) {
> + ttm_mm_set_use(man, false);
> spin_unlock(&dev_priv->svga_lock);
> if (ttm_bo_evict_mm(&dev_priv->bdev, TTM_PL_VRAM))
> DRM_ERROR("Failed evicting VRAM buffers.\n");
> diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_gmrid_manager.c b/drivers/gpu/drm/vmwgfx/vmwgfx_gmrid_manager.c
> index 2b60957f7c4a..aff7767762ed 100644
> --- a/drivers/gpu/drm/vmwgfx/vmwgfx_gmrid_manager.c
> +++ b/drivers/gpu/drm/vmwgfx/vmwgfx_gmrid_manager.c
> @@ -135,7 +135,7 @@ int vmw_gmrid_man_init(struct vmw_private *dev_priv, int type)
> }
>
> ttm_set_driver_manager(&dev_priv->bdev, type, &gman->manager);
> - ttm_bo_use_mm(man);
> + ttm_mm_set_use(man, true);
> return 0;
> }
>
> @@ -144,7 +144,7 @@ void vmw_gmrid_man_takedown(struct vmw_private *dev_priv, int type)
> struct ttm_mem_type_manager *man = ttm_manager_type(&dev_priv->bdev, type);
> struct vmwgfx_gmrid_man *gman = to_gmrid_manager(man);
>
> - ttm_bo_disable_mm(man);
> + ttm_mm_set_use(man, false);
>
> ttm_bo_force_list_clean(&dev_priv->bdev, man);
>
> diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_thp.c b/drivers/gpu/drm/vmwgfx/vmwgfx_thp.c
> index d5a3eb709384..5a7b9b09785c 100644
> --- a/drivers/gpu/drm/vmwgfx/vmwgfx_thp.c
> +++ b/drivers/gpu/drm/vmwgfx/vmwgfx_thp.c
> @@ -142,7 +142,7 @@ int vmw_thp_init(struct vmw_private *dev_priv)
> spin_lock_init(&rman->lock);
>
> ttm_set_driver_manager(&dev_priv->bdev, TTM_PL_VRAM, &rman->manager);
> - ttm_bo_use_mm(man);
> + ttm_mm_set_use(man, true);
> return 0;
> }
>
> @@ -153,7 +153,7 @@ void vmw_thp_takedown(struct vmw_private *dev_priv)
> struct drm_mm *mm = &rman->mm;
> int ret;
>
> - ttm_bo_disable_mm(man);
> + ttm_mm_set_use(man, false);
>
> ret = ttm_bo_force_list_clean(&dev_priv->bdev, man);
> if (ret)
> diff --git a/include/drm/ttm/ttm_bo_driver.h b/include/drm/ttm/ttm_bo_driver.h
> index 702b3b056eda..6210acd5c651 100644
> --- a/include/drm/ttm/ttm_bo_driver.h
> +++ b/include/drm/ttm/ttm_bo_driver.h
> @@ -668,14 +668,14 @@ static inline void ttm_bo_unreserve(struct ttm_buffer_object *bo)
> dma_resv_unlock(bo->base.resv);
> }
>
> -static inline void ttm_bo_use_mm(struct ttm_mem_type_manager *man)
> +static inline void ttm_mm_set_use(struct ttm_mem_type_manager *man, bool use)
> {
> - man->use_type = true;
> + man->use_type = use;
> }
>
> -static inline void ttm_bo_disable_mm(struct ttm_mem_type_manager *man)
> +static inline bool ttm_mm_used(struct ttm_mem_type_manager *man)
> {
> - man->use_type = false;
> + return man->use_type;
> }
>
> static inline void ttm_bo_man_cleanup(struct ttm_mem_type_manager *man)
> --
> 2.26.2
>
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--
Daniel Vetter
Software Engineer, Intel Corporation
http://blog.ffwll.ch
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