[PATCH 06/13] drm/ttm: wire up the new pool as default one

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Provide the necessary parameters by all drivers and use the new pool alloc
when no driver specific function is provided.

Signed-off-by: Christian König <christian.koenig@xxxxxxx>
---
 drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c |  4 ++--
 drivers/gpu/drm/drm_gem_vram_helper.c   |  4 ++--
 drivers/gpu/drm/nouveau/nouveau_ttm.c   | 14 +++++++++-----
 drivers/gpu/drm/qxl/qxl_ttm.c           |  5 ++---
 drivers/gpu/drm/radeon/radeon_ttm.c     |  4 ++--
 drivers/gpu/drm/ttm/ttm_bo.c            |  8 ++++++--
 drivers/gpu/drm/ttm/ttm_tt.c            |  5 ++---
 drivers/gpu/drm/vmwgfx/vmwgfx_drv.c     |  5 +++--
 include/drm/ttm/ttm_bo_driver.h         | 11 +++++++----
 9 files changed, 35 insertions(+), 25 deletions(-)

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c
index beacd00221d8..34944927838e 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c
@@ -1914,10 +1914,10 @@ int amdgpu_ttm_init(struct amdgpu_device *adev)
 	mutex_init(&adev->mman.gtt_window_lock);
 
 	/* No others user of address space so set it to 0 */
-	r = ttm_bo_device_init(&adev->mman.bdev,
-			       &amdgpu_bo_driver,
+	r = ttm_bo_device_init(&adev->mman.bdev, &amdgpu_bo_driver, adev->dev,
 			       adev_to_drm(adev)->anon_inode->i_mapping,
 			       adev_to_drm(adev)->vma_offset_manager,
+			       adev->need_swiotlb,
 			       dma_addressing_limited(adev->dev));
 	if (r) {
 		DRM_ERROR("failed initializing buffer object driver(%d).\n", r);
diff --git a/drivers/gpu/drm/drm_gem_vram_helper.c b/drivers/gpu/drm/drm_gem_vram_helper.c
index 9da823eb0edd..4442c9c23ff2 100644
--- a/drivers/gpu/drm/drm_gem_vram_helper.c
+++ b/drivers/gpu/drm/drm_gem_vram_helper.c
@@ -1045,10 +1045,10 @@ static int drm_vram_mm_init(struct drm_vram_mm *vmm, struct drm_device *dev,
 	vmm->vram_base = vram_base;
 	vmm->vram_size = vram_size;
 
-	ret = ttm_bo_device_init(&vmm->bdev, &bo_driver,
+	ret = ttm_bo_device_init(&vmm->bdev, &bo_driver, vmm->dev,
 				 dev->anon_inode->i_mapping,
 				 dev->vma_offset_manager,
-				 true);
+				 false, true);
 	if (ret)
 		return ret;
 
diff --git a/drivers/gpu/drm/nouveau/nouveau_ttm.c b/drivers/gpu/drm/nouveau/nouveau_ttm.c
index 0592ed6eaad1..d696d882c9eb 100644
--- a/drivers/gpu/drm/nouveau/nouveau_ttm.c
+++ b/drivers/gpu/drm/nouveau/nouveau_ttm.c
@@ -281,6 +281,7 @@ nouveau_ttm_init(struct nouveau_drm *drm)
 	struct nvkm_pci *pci = device->pci;
 	struct nvif_mmu *mmu = &drm->client.mmu;
 	struct drm_device *dev = drm->dev;
+	bool need_swiotlb = false;
 	int typei, ret;
 
 	ret = nouveau_ttm_init_host(drm, 0);
@@ -315,11 +316,14 @@ nouveau_ttm_init(struct nouveau_drm *drm)
 		drm->agp.cma = pci->agp.cma;
 	}
 
-	ret = ttm_bo_device_init(&drm->ttm.bdev,
-				  &nouveau_bo_driver,
-				  dev->anon_inode->i_mapping,
-				  dev->vma_offset_manager,
-				  drm->client.mmu.dmabits <= 32 ? true : false);
+#if IS_ENABLED(CONFIG_SWIOTLB) && IS_ENABLED(CONFIG_X86)
+	need_swiotlb = !!swiotlb_nr_tbl();
+#endif
+
+	ret = ttm_bo_device_init(&drm->ttm.bdev, &nouveau_bo_driver,
+				 drm->dev->dev, dev->anon_inode->i_mapping,
+				 dev->vma_offset_manager, need_swiotlb,
+				 drm->client.mmu.dmabits <= 32);
 	if (ret) {
 		NV_ERROR(drm, "error initialising bo driver, %d\n", ret);
 		return ret;
diff --git a/drivers/gpu/drm/qxl/qxl_ttm.c b/drivers/gpu/drm/qxl/qxl_ttm.c
index 9609eeb52821..d8ecfb8b3193 100644
--- a/drivers/gpu/drm/qxl/qxl_ttm.c
+++ b/drivers/gpu/drm/qxl/qxl_ttm.c
@@ -194,11 +194,10 @@ int qxl_ttm_init(struct qxl_device *qdev)
 	int num_io_pages; /* != rom->num_io_pages, we include surface0 */
 
 	/* No others user of address space so set it to 0 */
-	r = ttm_bo_device_init(&qdev->mman.bdev,
-			       &qxl_bo_driver,
+	r = ttm_bo_device_init(&qdev->mman.bdev, &qxl_bo_driver, NULL,
 			       qdev->ddev.anon_inode->i_mapping,
 			       qdev->ddev.vma_offset_manager,
-			       false);
+			       false, false);
 	if (r) {
 		DRM_ERROR("failed initializing buffer object driver(%d).\n", r);
 		return r;
diff --git a/drivers/gpu/drm/radeon/radeon_ttm.c b/drivers/gpu/drm/radeon/radeon_ttm.c
index 0a6d7ea847db..1add3918519c 100644
--- a/drivers/gpu/drm/radeon/radeon_ttm.c
+++ b/drivers/gpu/drm/radeon/radeon_ttm.c
@@ -846,10 +846,10 @@ int radeon_ttm_init(struct radeon_device *rdev)
 	int r;
 
 	/* No others user of address space so set it to 0 */
-	r = ttm_bo_device_init(&rdev->mman.bdev,
-			       &radeon_bo_driver,
+	r = ttm_bo_device_init(&rdev->mman.bdev, &radeon_bo_driver, rdev->dev,
 			       rdev->ddev->anon_inode->i_mapping,
 			       rdev->ddev->vma_offset_manager,
+			       rdev->need_swiotlb,
 			       dma_addressing_limited(&rdev->pdev->dev));
 	if (r) {
 		DRM_ERROR("failed initializing buffer object driver(%d).\n", r);
diff --git a/drivers/gpu/drm/ttm/ttm_bo.c b/drivers/gpu/drm/ttm/ttm_bo.c
index 40c72a0f9325..e9f91cfce5e9 100644
--- a/drivers/gpu/drm/ttm/ttm_bo.c
+++ b/drivers/gpu/drm/ttm/ttm_bo.c
@@ -1283,6 +1283,8 @@ int ttm_bo_device_release(struct ttm_bo_device *bdev)
 			pr_debug("Swap list %d was clean\n", i);
 	spin_unlock(&glob->lru_lock);
 
+	ttm_pool_fini(&bdev->pool);
+
 	if (!ret)
 		ttm_bo_global_release();
 
@@ -1307,9 +1309,10 @@ static void ttm_bo_init_sysman(struct ttm_bo_device *bdev)
 
 int ttm_bo_device_init(struct ttm_bo_device *bdev,
 		       struct ttm_bo_driver *driver,
+		       struct device *dev,
 		       struct address_space *mapping,
 		       struct drm_vma_offset_manager *vma_manager,
-		       bool need_dma32)
+		       bool use_dma_alloc, bool use_dma32)
 {
 	struct ttm_bo_global *glob = &ttm_bo_glob;
 	int ret;
@@ -1324,12 +1327,13 @@ int ttm_bo_device_init(struct ttm_bo_device *bdev,
 	bdev->driver = driver;
 
 	ttm_bo_init_sysman(bdev);
+	ttm_pool_init(&bdev->pool, dev, use_dma_alloc, use_dma32);
 
 	bdev->vma_manager = vma_manager;
 	INIT_DELAYED_WORK(&bdev->wq, ttm_bo_delayed_workqueue);
 	INIT_LIST_HEAD(&bdev->ddestroy);
 	bdev->dev_mapping = mapping;
-	bdev->need_dma32 = need_dma32;
+	bdev->need_dma32 = use_dma32;
 	mutex_lock(&ttm_global_mutex);
 	list_add_tail(&bdev->device_list, &glob->device_list);
 	mutex_unlock(&ttm_global_mutex);
diff --git a/drivers/gpu/drm/ttm/ttm_tt.c b/drivers/gpu/drm/ttm/ttm_tt.c
index 65c4254eea5c..90054280cd8f 100644
--- a/drivers/gpu/drm/ttm/ttm_tt.c
+++ b/drivers/gpu/drm/ttm/ttm_tt.c
@@ -37,7 +37,6 @@
 #include <linux/file.h>
 #include <drm/drm_cache.h>
 #include <drm/ttm/ttm_bo_driver.h>
-#include <drm/ttm/ttm_page_alloc.h>
 
 /**
  * Allocates a ttm structure for the given BO.
@@ -321,7 +320,7 @@ int ttm_tt_populate(struct ttm_bo_device *bdev,
 	if (bdev->driver->ttm_tt_populate)
 		ret = bdev->driver->ttm_tt_populate(bdev, ttm, ctx);
 	else
-		ret = ttm_pool_populate(ttm, ctx);
+		ret = ttm_pool_alloc(&bdev->pool, ttm, ctx);
 	if (ret)
 		return ret;
 
@@ -363,6 +362,6 @@ void ttm_tt_unpopulate(struct ttm_bo_device *bdev,
 	if (bdev->driver->ttm_tt_unpopulate)
 		bdev->driver->ttm_tt_unpopulate(bdev, ttm);
 	else
-		ttm_pool_unpopulate(ttm);
+		ttm_pool_free(&bdev->pool, ttm);
 	ttm->page_flags &= ~TTM_PAGE_FLAG_PRIV_POPULATED;
 }
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c b/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c
index 4860370740e0..7bd1be26afe4 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c
@@ -878,10 +878,11 @@ static int vmw_driver_load(struct drm_device *dev, unsigned long chipset)
 	drm_vma_offset_manager_init(&dev_priv->vma_manager,
 				    DRM_FILE_PAGE_OFFSET_START,
 				    DRM_FILE_PAGE_OFFSET_SIZE);
-	ret = ttm_bo_device_init(&dev_priv->bdev,
-				 &vmw_bo_driver,
+	ret = ttm_bo_device_init(&dev_priv->bdev, &vmw_bo_driver,
+				 dev_priv->dev->dev,
 				 dev->anon_inode->i_mapping,
 				 &dev_priv->vma_manager,
+				 dev_priv->map_mode == vmw_dma_alloc_coherent,
 				 false);
 	if (unlikely(ret != 0)) {
 		DRM_ERROR("Failed initializing TTM buffer object driver.\n");
diff --git a/include/drm/ttm/ttm_bo_driver.h b/include/drm/ttm/ttm_bo_driver.h
index 29f6a1d1c853..45ae87640909 100644
--- a/include/drm/ttm/ttm_bo_driver.h
+++ b/include/drm/ttm/ttm_bo_driver.h
@@ -42,6 +42,7 @@
 #include "ttm_module.h"
 #include "ttm_placement.h"
 #include "ttm_tt.h"
+#include "ttm_pool.h"
 
 /**
  * struct ttm_bo_driver
@@ -295,6 +296,7 @@ struct ttm_bo_device {
 	 * Protected by internal locks.
 	 */
 	struct drm_vma_offset_manager *vma_manager;
+	struct ttm_pool pool;
 
 	/*
 	 * Protected by the global:lru lock.
@@ -395,11 +397,11 @@ int ttm_bo_device_release(struct ttm_bo_device *bdev);
  * @bdev: A pointer to a struct ttm_bo_device to initialize.
  * @glob: A pointer to an initialized struct ttm_bo_global.
  * @driver: A pointer to a struct ttm_bo_driver set up by the caller.
+ * @dev: The core kernel device pointer for DMA mappings and allocations.
  * @mapping: The address space to use for this bo.
  * @vma_manager: A pointer to a vma manager.
- * @file_page_offset: Offset into the device address space that is available
- * for buffer data. This ensures compatibility with other users of the
- * address space.
+ * @use_dma_alloc: If coherent DMA allocation API should be used.
+ * @use_dma32: If we should use GFP_DMA32 for device memory allocations.
  *
  * Initializes a struct ttm_bo_device:
  * Returns:
@@ -407,9 +409,10 @@ int ttm_bo_device_release(struct ttm_bo_device *bdev);
  */
 int ttm_bo_device_init(struct ttm_bo_device *bdev,
 		       struct ttm_bo_driver *driver,
+		       struct device *dev,
 		       struct address_space *mapping,
 		       struct drm_vma_offset_manager *vma_manager,
-		       bool need_dma32);
+		       bool use_dma_alloc, bool use_dma32);
 
 /**
  * ttm_bo_unmap_virtual
-- 
2.17.1

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