diff options
Diffstat (limited to 'drivers/gpu')
24 files changed, 15 insertions, 440 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c index fda252022b15..31fe85dd0b50 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c @@ -61,56 +61,6 @@ static int amdgpu_map_buffer(struct ttm_buffer_object *bo, static int amdgpu_ttm_debugfs_init(struct amdgpu_device *adev); static void amdgpu_ttm_debugfs_fini(struct amdgpu_device *adev); -/* - * Global memory. - */ - -/** - * amdgpu_ttm_global_init - Initialize global TTM memory reference structures. - * - * @adev: AMDGPU device for which the global structures need to be registered. - * - * This is called as part of the AMDGPU ttm init from amdgpu_ttm_init() - * during bring up. - */ -static int amdgpu_ttm_global_init(struct amdgpu_device *adev) -{ - struct drm_global_reference *global_ref; - int r; - - /* ensure reference is false in case init fails */ - adev->mman.mem_global_referenced = false; - - global_ref = &adev->mman.bo_global_ref.ref; - global_ref->global_type = DRM_GLOBAL_TTM_BO; - global_ref->size = sizeof(struct ttm_bo_global); - global_ref->init = &ttm_bo_global_ref_init; - global_ref->release = &ttm_bo_global_ref_release; - r = drm_global_item_ref(global_ref); - if (r) { - DRM_ERROR("Failed setting up TTM BO subsystem.\n"); - goto error_bo; - } - - mutex_init(&adev->mman.gtt_window_lock); - - adev->mman.mem_global_referenced = true; - - return 0; - -error_bo: - return r; -} - -static void amdgpu_ttm_global_fini(struct amdgpu_device *adev) -{ - if (adev->mman.mem_global_referenced) { - mutex_destroy(&adev->mman.gtt_window_lock); - drm_global_item_unref(&adev->mman.bo_global_ref.ref); - adev->mman.mem_global_referenced = false; - } -} - static int amdgpu_invalidate_caches(struct ttm_bo_device *bdev, uint32_t flags) { return 0; @@ -1714,14 +1664,10 @@ int amdgpu_ttm_init(struct amdgpu_device *adev) int r; u64 vis_vram_limit; - /* initialize global references for vram/gtt */ - r = amdgpu_ttm_global_init(adev); - if (r) { - return r; - } + 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, - adev->mman.bo_global_ref.ref.object, &amdgpu_bo_driver, adev->ddev->anon_inode->i_mapping, DRM_FILE_PAGE_OFFSET, @@ -1878,7 +1824,6 @@ void amdgpu_ttm_fini(struct amdgpu_device *adev) ttm_bo_clean_mm(&adev->mman.bdev, AMDGPU_PL_GWS); ttm_bo_clean_mm(&adev->mman.bdev, AMDGPU_PL_OA); ttm_bo_device_release(&adev->mman.bdev); - amdgpu_ttm_global_fini(adev); adev->mman.initialized = false; DRM_INFO("amdgpu: ttm finalized\n"); } diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.h index e114f209b701..b5b2d101f7db 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.h +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.h @@ -39,7 +39,6 @@ #define AMDGPU_GTT_NUM_TRANSFER_WINDOWS 2 struct amdgpu_mman { - struct ttm_bo_global_ref bo_global_ref; struct ttm_bo_device bdev; bool mem_global_referenced; bool initialized; diff --git a/drivers/gpu/drm/ast/ast_drv.h b/drivers/gpu/drm/ast/ast_drv.h index 6ae11a477643..bfc65040dfcb 100644 --- a/drivers/gpu/drm/ast/ast_drv.h +++ b/drivers/gpu/drm/ast/ast_drv.h @@ -104,7 +104,6 @@ struct ast_private { int fb_mtrr; struct { - struct ttm_bo_global_ref bo_global_ref; struct ttm_bo_device bdev; } ttm; diff --git a/drivers/gpu/drm/ast/ast_ttm.c b/drivers/gpu/drm/ast/ast_ttm.c index 8a59d6fc1160..c168d62fe8f9 100644 --- a/drivers/gpu/drm/ast/ast_ttm.c +++ b/drivers/gpu/drm/ast/ast_ttm.c @@ -36,35 +36,6 @@ ast_bdev(struct ttm_bo_device *bd) return container_of(bd, struct ast_private, ttm.bdev); } -static int ast_ttm_global_init(struct ast_private *ast) -{ - struct drm_global_reference *global_ref; - int r; - - global_ref = &ast->ttm.bo_global_ref.ref; - global_ref->global_type = DRM_GLOBAL_TTM_BO; - global_ref->size = sizeof(struct ttm_bo_global); - global_ref->init = &ttm_bo_global_ref_init; - global_ref->release = &ttm_bo_global_ref_release; - r = drm_global_item_ref(global_ref); - if (r != 0) { - DRM_ERROR("Failed setting up TTM BO subsystem.\n"); - return r; - } - return 0; -} - -static void -ast_ttm_global_release(struct ast_private *ast) -{ - if (ast->ttm.bo_global_ref.ref.release == NULL) - return; - - drm_global_item_unref(&ast->ttm.bo_global_ref.ref); - ast->ttm.bo_global_ref.ref.release = NULL; -} - - static void ast_bo_ttm_destroy(struct ttm_buffer_object *tbo) { struct ast_bo *bo; @@ -204,12 +175,7 @@ int ast_mm_init(struct ast_private *ast) struct drm_device *dev = ast->dev; struct ttm_bo_device *bdev = &ast->ttm.bdev; - ret = ast_ttm_global_init(ast); - if (ret) - return ret; - ret = ttm_bo_device_init(&ast->ttm.bdev, - ast->ttm.bo_global_ref.ref.object, &ast_bo_driver, dev->anon_inode->i_mapping, DRM_FILE_PAGE_OFFSET, @@ -240,8 +206,6 @@ void ast_mm_fini(struct ast_private *ast) ttm_bo_device_release(&ast->ttm.bdev); - ast_ttm_global_release(ast); - arch_phys_wc_del(ast->fb_mtrr); arch_io_free_memtype_wc(pci_resource_start(dev->pdev, 0), pci_resource_len(dev->pdev, 0)); diff --git a/drivers/gpu/drm/bochs/bochs.h b/drivers/gpu/drm/bochs/bochs.h index a035257d1b56..75e4cf6cda5d 100644 --- a/drivers/gpu/drm/bochs/bochs.h +++ b/drivers/gpu/drm/bochs/bochs.h @@ -76,7 +76,6 @@ struct bochs_device { /* ttm */ struct { - struct ttm_bo_global_ref bo_global_ref; struct ttm_bo_device bdev; bool initialized; } ttm; diff --git a/drivers/gpu/drm/bochs/bochs_mm.c b/drivers/gpu/drm/bochs/bochs_mm.c index c697d456656f..3bd773ef78dd 100644 --- a/drivers/gpu/drm/bochs/bochs_mm.c +++ b/drivers/gpu/drm/bochs/bochs_mm.c @@ -16,35 +16,6 @@ static inline struct bochs_device *bochs_bdev(struct ttm_bo_device *bd) return container_of(bd, struct bochs_device, ttm.bdev); } -static int bochs_ttm_global_init(struct bochs_device *bochs) -{ - struct drm_global_reference *global_ref; - int r; - - global_ref = &bochs->ttm.bo_global_ref.ref; - global_ref->global_type = DRM_GLOBAL_TTM_BO; - global_ref->size = sizeof(struct ttm_bo_global); - global_ref->init = &ttm_bo_global_ref_init; - global_ref->release = &ttm_bo_global_ref_release; - r = drm_global_item_ref(global_ref); - if (r != 0) { - DRM_ERROR("Failed setting up TTM BO subsystem.\n"); - return r; - } - - return 0; -} - -static void bochs_ttm_global_release(struct bochs_device *bochs) -{ - if (bochs->ttm.bo_global_ref.ref.release == NULL) - return; - - drm_global_item_unref(&bochs->ttm.bo_global_ref.ref); - bochs->ttm.bo_global_ref.ref.release = NULL; -} - - static void bochs_bo_ttm_destroy(struct ttm_buffer_object *tbo) { struct bochs_bo *bo; @@ -182,12 +153,7 @@ int bochs_mm_init(struct bochs_device *bochs) struct ttm_bo_device *bdev = &bochs->ttm.bdev; int ret; - ret = bochs_ttm_global_init(bochs); - if (ret) - return ret; - ret = ttm_bo_device_init(&bochs->ttm.bdev, - bochs->ttm.bo_global_ref.ref.object, &bochs_bo_driver, bochs->dev->anon_inode->i_mapping, DRM_FILE_PAGE_OFFSET, @@ -214,7 +180,6 @@ void bochs_mm_fini(struct bochs_device *bochs) return; ttm_bo_device_release(&bochs->ttm.bdev); - bochs_ttm_global_release(bochs); bochs->ttm.initialized = false; } diff --git a/drivers/gpu/drm/cirrus/cirrus_drv.h b/drivers/gpu/drm/cirrus/cirrus_drv.h index 01852fbda9da..f2b2e0d169fa 100644 --- a/drivers/gpu/drm/cirrus/cirrus_drv.h +++ b/drivers/gpu/drm/cirrus/cirrus_drv.h @@ -136,7 +136,6 @@ struct cirrus_device { int fb_mtrr; struct { - struct ttm_bo_global_ref bo_global_ref; struct ttm_bo_device bdev; } ttm; bool mm_inited; diff --git a/drivers/gpu/drm/cirrus/cirrus_ttm.c b/drivers/gpu/drm/cirrus/cirrus_ttm.c index 7801c56c3c9b..e075810b4bd4 100644 --- a/drivers/gpu/drm/cirrus/cirrus_ttm.c +++ b/drivers/gpu/drm/cirrus/cirrus_ttm.c @@ -36,35 +36,6 @@ cirrus_bdev(struct ttm_bo_device *bd) return container_of(bd, struct cirrus_device, ttm.bdev); } -static int cirrus_ttm_global_init(struct cirrus_device *cirrus) -{ - struct drm_global_reference *global_ref; - int r; - - global_ref = &cirrus->ttm.bo_global_ref.ref; - global_ref->global_type = DRM_GLOBAL_TTM_BO; - global_ref->size = sizeof(struct ttm_bo_global); - global_ref->init = &ttm_bo_global_ref_init; - global_ref->release = &ttm_bo_global_ref_release; - r = drm_global_item_ref(global_ref); - if (r != 0) { - DRM_ERROR("Failed setting up TTM BO subsystem.\n"); - return r; - } - return 0; -} - -static void -cirrus_ttm_global_release(struct cirrus_device *cirrus) -{ - if (cirrus->ttm.bo_global_ref.ref.release == NULL) - return; - - drm_global_item_unref(&cirrus->ttm.bo_global_ref.ref); - cirrus->ttm.bo_global_ref.ref.release = NULL; -} - - static void cirrus_bo_ttm_destroy(struct ttm_buffer_object *tbo) { struct cirrus_bo *bo; @@ -204,12 +175,7 @@ int cirrus_mm_init(struct cirrus_device *cirrus) struct drm_device *dev = cirrus->dev; struct ttm_bo_device *bdev = &cirrus->ttm.bdev; - ret = cirrus_ttm_global_init(cirrus); - if (ret) - return ret; - ret = ttm_bo_device_init(&cirrus->ttm.bdev, - cirrus->ttm.bo_global_ref.ref.object, &cirrus_bo_driver, dev->anon_inode->i_mapping, DRM_FILE_PAGE_OFFSET, @@ -245,8 +211,6 @@ void cirrus_mm_fini(struct cirrus_device *cirrus) ttm_bo_device_release(&cirrus->ttm.bdev); - cirrus_ttm_global_release(cirrus); - arch_phys_wc_del(cirrus->fb_mtrr); cirrus->fb_mtrr = 0; arch_io_free_memtype_wc(pci_resource_start(dev->pdev, 0), diff --git a/drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_drv.h b/drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_drv.h index 60479502e277..3c168ae77b0c 100644 --- a/drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_drv.h +++ b/drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_drv.h @@ -49,7 +49,6 @@ struct hibmc_drm_private { bool mode_config_initialized; /* ttm */ - struct ttm_bo_global_ref bo_global_ref; struct ttm_bo_device bdev; bool initialized; diff --git a/drivers/gpu/drm/hisilicon/hibmc/hibmc_ttm.c b/drivers/gpu/drm/hisilicon/hibmc/hibmc_ttm.c index 14071c849121..dd383267884c 100644 --- a/drivers/gpu/drm/hisilicon/hibmc/hibmc_ttm.c +++ b/drivers/gpu/drm/hisilicon/hibmc/hibmc_ttm.c @@ -29,32 +29,6 @@ hibmc_bdev(struct ttm_bo_device *bd) return container_of(bd, struct hibmc_drm_private, bdev); } -static int hibmc_ttm_global_init(struct hibmc_drm_private *hibmc) -{ - int ret; - - hibmc->bo_global_ref.ref.global_type = DRM_GLOBAL_TTM_BO; - hibmc->bo_global_ref.ref.size = sizeof(struct ttm_bo_global); - hibmc->bo_global_ref.ref.init = &ttm_bo_global_ref_init; - hibmc->bo_global_ref.ref.release = &ttm_bo_global_ref_release; - ret = drm_global_item_ref(&hibmc->bo_global_ref.ref); - if (ret) { - DRM_ERROR("failed setting up TTM BO subsystem: %d\n", ret); - return ret; - } - return 0; -} - -static void -hibmc_ttm_global_release(struct hibmc_drm_private *hibmc) -{ - if (hibmc->bo_global_ref.ref.release == NULL) - return; - - drm_global_item_unref(&hibmc->bo_global_ref.ref); - hibmc->bo_global_ref.ref.release = NULL; -} - static void hibmc_bo_ttm_destroy(struct ttm_buffer_object *tbo) { struct hibmc_bo *bo = container_of(tbo, struct hibmc_bo, bo); @@ -214,18 +188,12 @@ int hibmc_mm_init(struct hibmc_drm_private *hibmc) struct drm_device *dev = hibmc->dev; struct ttm_bo_device *bdev = &hibmc->bdev; - ret = hibmc_ttm_global_init(hibmc); - if (ret) - return ret; - ret = ttm_bo_device_init(&hibmc->bdev, - hibmc->bo_global_ref.ref.object, &hibmc_bo_driver, dev->anon_inode->i_mapping, DRM_FILE_PAGE_OFFSET, true); if (ret) { - hibmc_ttm_global_release(hibmc); DRM_ERROR("error initializing bo driver: %d\n", ret); return ret; } @@ -233,7 +201,6 @@ int hibmc_mm_init(struct hibmc_drm_private *hibmc) ret = ttm_bo_init_mm(bdev, TTM_PL_VRAM, hibmc->fb_size >> PAGE_SHIFT); if (ret) { - hibmc_ttm_global_release(hibmc); DRM_ERROR("failed ttm VRAM init: %d\n", ret); return ret; } @@ -248,7 +215,6 @@ void hibmc_mm_fini(struct hibmc_drm_private *hibmc) return; ttm_bo_device_release(&hibmc->bdev); - hibmc_ttm_global_release(hibmc); hibmc->mm_inited = false; } diff --git a/drivers/gpu/drm/mgag200/mgag200_drv.h b/drivers/gpu/drm/mgag200/mgag200_drv.h index e5348955a3cc..0aaedc554879 100644 --- a/drivers/gpu/drm/mgag200/mgag200_drv.h +++ b/drivers/gpu/drm/mgag200/mgag200_drv.h @@ -212,7 +212,6 @@ struct mga_device { int fb_mtrr; struct { - struct ttm_bo_global_ref bo_global_ref; struct ttm_bo_device bdev; } ttm; diff --git a/drivers/gpu/drm/mgag200/mgag200_ttm.c b/drivers/gpu/drm/mgag200/mgag200_ttm.c index 11bdc8121a7d..d96a9b32455e 100644 --- a/drivers/gpu/drm/mgag200/mgag200_ttm.c +++ b/drivers/gpu/drm/mgag200/mgag200_ttm.c @@ -36,35 +36,6 @@ mgag200_bdev(struct ttm_bo_device *bd) return container_of(bd, struct mga_device, ttm.bdev); } -static int mgag200_ttm_global_init(struct mga_device *ast) -{ - struct drm_global_reference *global_ref; - int r; - - global_ref = &ast->ttm.bo_global_ref.ref; - global_ref->global_type = DRM_GLOBAL_TTM_BO; - global_ref->size = sizeof(struct ttm_bo_global); - global_ref->init = &ttm_bo_global_ref_init; - global_ref->release = &ttm_bo_global_ref_release; - r = drm_global_item_ref(global_ref); - if (r != 0) { - DRM_ERROR("Failed setting up TTM BO subsystem.\n"); - return r; - } - return 0; -} - -static void -mgag200_ttm_global_release(struct mga_device *ast) -{ - if (ast->ttm.bo_global_ref.ref.release == NULL) - return; - - drm_global_item_unref(&ast->ttm.bo_global_ref.ref); - ast->ttm.bo_global_ref.ref.release = NULL; -} - - static void mgag200_bo_ttm_destroy(struct ttm_buffer_object *tbo) { struct mgag200_bo *bo; @@ -204,12 +175,7 @@ int mgag200_mm_init(struct mga_device *mdev) struct drm_device *dev = mdev->dev; struct ttm_bo_device *bdev = &mdev->ttm.bdev; - ret = mgag200_ttm_global_init(mdev); - if (ret) - return ret; - ret = ttm_bo_device_init(&mdev->ttm.bdev, - mdev->ttm.bo_global_ref.ref.object, &mgag200_bo_driver, dev->anon_inode->i_mapping, DRM_FILE_PAGE_OFFSET, @@ -240,8 +206,6 @@ void mgag200_mm_fini(struct mga_device *mdev) ttm_bo_device_release(&mdev->ttm.bdev); - mgag200_ttm_global_release(mdev); - arch_io_free_memtype_wc(pci_resource_start(dev->pdev, 0), pci_resource_len(dev->pdev, 0)); arch_phys_wc_del(mdev->fb_mtrr); diff --git a/drivers/gpu/drm/nouveau/nouveau_drv.h b/drivers/gpu/drm/nouveau/nouveau_drv.h index 0f3bb1a11fc9..d20b9ba4b1c1 100644 --- a/drivers/gpu/drm/nouveau/nouveau_drv.h +++ b/drivers/gpu/drm/nouveau/nouveau_drv.h @@ -146,7 +146,6 @@ struct nouveau_drm { /* TTM interface support */ struct { - struct ttm_bo_global_ref bo_global_ref; struct ttm_bo_device bdev; atomic_t validate_sequence; int (*move)(struct nouveau_channel *, diff --git a/drivers/gpu/drm/nouveau/nouveau_ttm.c b/drivers/gpu/drm/nouveau/nouveau_ttm.c index 69448b02649e..1543c2f8d3d3 100644 --- a/drivers/gpu/drm/nouveau/nouveau_ttm.c +++ b/drivers/gpu/drm/nouveau/nouveau_ttm.c @@ -174,38 +174,6 @@ nouveau_ttm_mmap(struct file *filp, struct vm_area_struct *vma) return ttm_bo_mmap(filp, vma, &drm->ttm.bdev); } -int -nouveau_ttm_global_init(struct nouveau_drm *drm) -{ - struct drm_global_reference *global_ref; - int ret; - - global_ref = &drm->ttm.bo_global_ref.ref; - global_ref->global_type = DRM_GLOBAL_TTM_BO; - global_ref->size = sizeof(struct ttm_bo_global); - global_ref->init = &ttm_bo_global_ref_init; - global_ref->release = &ttm_bo_global_ref_release; - - ret = drm_global_item_ref(global_ref); - if (unlikely(ret != 0)) { - DRM_ERROR("Failed setting up TTM BO subsystem\n"); - drm->ttm.bo_global_ref.ref.release = NULL; - return ret; - } - - return 0; -} - -void -nouveau_ttm_global_release(struct nouveau_drm *drm) -{ - if (drm->ttm.bo_global_ref.ref.release == NULL) - return; - - drm_global_item_unref(&drm->ttm.bo_global_ref.ref); - drm->ttm.bo_global_ref.ref.release = NULL; -} - static int nouveau_ttm_init_host(struct nouveau_drm *drm, u8 kind) { @@ -268,12 +236,7 @@ nouveau_ttm_init(struct nouveau_drm *drm) drm->agp.cma = pci->agp.cma; } - ret = nouveau_ttm_global_init(drm); - if (ret) - return ret; - ret = ttm_bo_device_init(&drm->ttm.bdev, - drm->ttm.bo_global_ref.ref.object, &nouveau_bo_driver, dev->anon_inode->i_mapping, DRM_FILE_PAGE_OFFSET, @@ -328,8 +291,6 @@ nouveau_ttm_fini(struct nouveau_drm *drm) ttm_bo_device_release(&drm->ttm.bdev); - nouveau_ttm_global_release(drm); - arch_phys_wc_del(drm->ttm.mtrr); drm->ttm.mtrr = 0; arch_io_free_memtype_wc(device->func->resource_addr(device, 1), diff --git a/drivers/gpu/drm/qxl/qxl_drv.h b/drivers/gpu/drm/qxl/qxl_drv.h index 52912e54e990..2310d6e9ff1f 100644 --- a/drivers/gpu/drm/qxl/qxl_drv.h +++ b/drivers/gpu/drm/qxl/qxl_drv.h @@ -127,8 +127,6 @@ struct qxl_output { #define drm_encoder_to_qxl_output(x) container_of(x, struct qxl_output, enc) struct qxl_mman { - struct ttm_bo_global_ref bo_global_ref; - bool mem_global_referenced; struct ttm_bo_device bdev; }; diff --git a/drivers/gpu/drm/qxl/qxl_ttm.c b/drivers/gpu/drm/qxl/qxl_ttm.c index bb8cc9b16780..1468fddc19d0 100644 --- a/drivers/gpu/drm/qxl/qxl_ttm.c +++ b/drivers/gpu/drm/qxl/qxl_ttm.c @@ -46,34 +46,6 @@ static struct qxl_device *qxl_get_qdev(struct ttm_bo_device *bdev) return qdev; } -static int qxl_ttm_global_init(struct qxl_device *qdev) -{ - struct drm_global_reference *global_ref; - int r; - - global_ref = &qdev->mman.bo_global_ref.ref; - global_ref->global_type = DRM_GLOBAL_TTM_BO; - global_ref->size = sizeof(struct ttm_bo_global); - global_ref->init = &ttm_bo_global_ref_init; - global_ref->release = &ttm_bo_global_ref_release; - r = drm_global_item_ref(global_ref); - if (r != 0) { - DRM_ERROR("Failed setting up TTM BO subsystem.\n"); - return r; - } - - qdev->mman.mem_global_referenced = true; - return 0; -} - -static void qxl_ttm_global_fini(struct qxl_device *qdev) -{ - if (qdev->mman.mem_global_referenced) { - drm_global_item_unref(&qdev->mman.bo_global_ref.ref); - qdev->mman.mem_global_referenced = false; - } -} - static struct vm_operations_struct qxl_ttm_vm_ops; static const struct vm_operations_struct *ttm_vm_ops; @@ -345,12 +317,8 @@ int qxl_ttm_init(struct qxl_device *qdev) int r; int num_io_pages; /* != rom->num_io_pages, we include surface0 */ - r = qxl_ttm_global_init(qdev); - if (r) - return r; /* No others user of address space so set it to 0 */ r = ttm_bo_device_init(&qdev->mman.bdev, - qdev->mman.bo_global_ref.ref.object, &qxl_bo_driver, qdev->ddev.anon_inode->i_mapping, DRM_FILE_PAGE_OFFSET, 0); @@ -386,7 +354,6 @@ void qxl_ttm_fini(struct qxl_device *qdev) ttm_bo_clean_mm(&qdev->mman.bdev, TTM_PL_VRAM); ttm_bo_clean_mm(&qdev->mman.bdev, TTM_PL_PRIV); ttm_bo_device_release(&qdev->mman.bdev); - qxl_ttm_global_fini(qdev); DRM_INFO("qxl: ttm finalized\n"); } diff --git a/drivers/gpu/drm/radeon/radeon.h b/drivers/gpu/drm/radeon/radeon.h index 06fb952b6290..32808e50be12 100644 --- a/drivers/gpu/drm/radeon/radeon.h +++ b/drivers/gpu/drm/radeon/radeon.h @@ -448,9 +448,7 @@ struct radeon_surface_reg { * TTM. */ struct radeon_mman { - struct ttm_bo_global_ref bo_global_ref; struct ttm_bo_device bdev; - bool mem_global_referenced; bool initialized; #if defined(CONFIG_DEBUG_FS) diff --git a/drivers/gpu/drm/radeon/radeon_ttm.c b/drivers/gpu/drm/radeon/radeon_ttm.c index 2104429ddbac..9920a6fc11bf 100644 --- a/drivers/gpu/drm/radeon/radeon_ttm.c +++ b/drivers/gpu/drm/radeon/radeon_ttm.c @@ -60,39 +60,6 @@ static struct radeon_device *radeon_get_rdev(struct ttm_bo_device *bdev) return rdev; } - -/* - * Global memory. - */ -static int radeon_ttm_global_init(struct radeon_device *rdev) -{ - struct drm_global_reference *global_ref; - int r; - - rdev->mman.mem_global_referenced = false; - global_ref = &rdev->mman.bo_global_ref.ref; - global_ref->global_type = DRM_GLOBAL_TTM_BO; - global_ref->size = sizeof(struct ttm_bo_global); - global_ref->init = &ttm_bo_global_ref_init; - global_ref->release = &ttm_bo_global_ref_release; - r = drm_global_item_ref(global_ref); - if (r != 0) { - DRM_ERROR("Failed setting up TTM BO subsystem.\n"); - return r; - } - - rdev->mman.mem_global_referenced = true; - return 0; -} - -static void radeon_ttm_global_fini(struct radeon_device *rdev) -{ - if (rdev->mman.mem_global_referenced) { - drm_global_item_unref(&rdev->mman.bo_global_ref.ref); - rdev->mman.mem_global_referenced = false; - } -} - static int radeon_invalidate_caches(struct ttm_bo_device *bdev, uint32_t flags) { return 0; @@ -821,13 +788,8 @@ int radeon_ttm_init(struct radeon_device *rdev) { int r; - r = radeon_ttm_global_init(rdev); - if (r) { - return r; - } /* No others user of address space so set it to 0 */ r = ttm_bo_device_init(&rdev->mman.bdev, - rdev->mman.bo_global_ref.ref.object, &radeon_bo_driver, rdev->ddev->anon_inode->i_mapping, DRM_FILE_PAGE_OFFSET, @@ -899,7 +861,6 @@ void radeon_ttm_fini(struct radeon_device *rdev) ttm_bo_clean_mm(&rdev->mman.bdev, TTM_PL_TT); ttm_bo_device_release(&rdev->mman.bdev); radeon_gart_fini(rdev); - radeon_ttm_global_fini(rdev); rdev->mman.initialized = false; DRM_INFO("radeon: ttm finalized\n"); } diff --git a/drivers/gpu/drm/ttm/ttm_bo.c b/drivers/gpu/drm/ttm/ttm_bo.c index d89183f95570..df028805b7e2 100644 --- a/drivers/gpu/drm/ttm/ttm_bo.c +++ b/drivers/gpu/drm/ttm/ttm_bo.c @@ -1530,7 +1530,7 @@ static void ttm_bo_global_kobj_release(struct kobject *kobj) kfree(glob); } -void ttm_bo_global_release(void) +static void ttm_bo_global_release(void) { struct ttm_bo_global *glob = &ttm_bo_glob; @@ -1544,9 +1544,8 @@ void ttm_bo_global_release(void) out: mutex_unlock(&ttm_global_mutex); } -EXPORT_SYMBOL(ttm_bo_global_release); -int ttm_bo_global_init(void) +static int ttm_bo_global_init(void) { struct ttm_bo_global *glob = &ttm_bo_glob; int ret = 0; @@ -1583,8 +1582,6 @@ out: mutex_unlock(&ttm_global_mutex); return ret; } -EXPORT_SYMBOL(ttm_bo_global_init); - int ttm_bo_device_release(struct ttm_bo_device *bdev) { @@ -1623,18 +1620,25 @@ int ttm_bo_device_release(struct ttm_bo_device *bdev) drm_vma_offset_manager_destroy(&bdev->vma_manager); + if (!ret) + ttm_bo_global_release(); + return ret; } EXPORT_SYMBOL(ttm_bo_device_release); int ttm_bo_device_init(struct ttm_bo_device *bdev, - struct ttm_bo_global *glob, struct ttm_bo_driver *driver, struct address_space *mapping, uint64_t file_page_offset, bool need_dma32) { - int ret = -EINVAL; + struct ttm_bo_global *glob = &ttm_bo_glob; + int ret; + + ret = ttm_bo_global_init(); + if (ret) + return ret; bdev->driver = driver; @@ -1661,6 +1665,7 @@ int ttm_bo_device_init(struct ttm_bo_device *bdev, return 0; out_no_sys: + ttm_bo_global_release(); return ret; } EXPORT_SYMBOL(ttm_bo_device_init); diff --git a/drivers/gpu/drm/virtio/virtgpu_drv.h b/drivers/gpu/drm/virtio/virtgpu_drv.h index d9756b59e329..1acbf182536f 100644 --- a/drivers/gpu/drm/virtio/virtgpu_drv.h +++ b/drivers/gpu/drm/virtio/virtgpu_drv.h @@ -142,8 +142,6 @@ struct virtio_gpu_fbdev { }; struct virtio_gpu_mman { - struct ttm_bo_global_ref bo_global_ref; - bool mem_global_referenced; struct ttm_bo_device bdev; }; diff --git a/drivers/gpu/drm/virtio/virtgpu_ttm.c b/drivers/gpu/drm/virtio/virtgpu_ttm.c index 8510109e09da..8fc088d5ef0d 100644 --- a/drivers/gpu/drm/virtio/virtgpu_ttm.c +++ b/drivers/gpu/drm/virtio/virtgpu_ttm.c @@ -50,35 +50,6 @@ virtio_gpu_device *virtio_gpu_get_vgdev(struct ttm_bo_device *bdev) return vgdev; } -static int virtio_gpu_ttm_global_init(struct virtio_gpu_device *vgdev) -{ - struct drm_global_reference *global_ref; - int r; - - vgdev->mman.mem_global_referenced = false; - global_ref = &vgdev->mman.bo_global_ref.ref; - global_ref->global_type = DRM_GLOBAL_TTM_BO; - global_ref->size = sizeof(struct ttm_bo_global); - global_ref->init = &ttm_bo_global_ref_init; - global_ref->release = &ttm_bo_global_ref_release; - r = drm_global_item_ref(global_ref); - if (r != 0) { - DRM_ERROR("Failed setting up TTM BO subsystem.\n"); - return r; - } - - vgdev->mman.mem_global_referenced = true; - return 0; -} - -static void virtio_gpu_ttm_global_fini(struct virtio_gpu_device *vgdev) -{ - if (vgdev->mman.mem_global_referenced) { - drm_global_item_unref(&vgdev->mman.bo_global_ref.ref); - vgdev->mman.mem_global_referenced = false; - } -} - int virtio_gpu_mmap(struct file *filp, struct vm_area_struct *vma) { struct drm_file *file_priv; @@ -356,12 +327,8 @@ int virtio_gpu_ttm_init(struct virtio_gpu_device *vgdev) { int r; - r = virtio_gpu_ttm_global_init(vgdev); - if (r) - return r; /* No others user of address space so set it to 0 */ r = ttm_bo_device_init(&vgdev->mman.bdev, - vgdev->mman.bo_global_ref.ref.object, &virtio_gpu_bo_driver, vgdev->ddev->anon_inode->i_mapping, DRM_FILE_PAGE_OFFSET, 0); @@ -380,13 +347,11 @@ int virtio_gpu_ttm_init(struct virtio_gpu_device *vgdev) err_mm_init: ttm_bo_device_release(&vgdev->mman.bdev); err_dev_init: - virtio_gpu_ttm_global_fini(vgdev); return r; } void virtio_gpu_ttm_fini(struct virtio_gpu_device *vgdev) { ttm_bo_device_release(&vgdev->mman.bdev); - virtio_gpu_ttm_global_fini(vgdev); DRM_INFO("virtio_gpu: ttm finalized\n"); } diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c b/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c index 67494148accd..b9c078860a7c 100644 --- a/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c +++ b/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c @@ -801,11 +801,6 @@ static int vmw_driver_load(struct drm_device *dev, unsigned long chipset) DRM_INFO("MMIO at 0x%08x size is %u kiB\n", dev_priv->mmio_start, dev_priv->mmio_size / 1024); - ret = vmw_ttm_global_init(dev_priv); - if (unlikely(ret != 0)) - goto out_err0; - - vmw_master_init(&dev_priv->fbdev_master); ttm_lock_set_kill(&dev_priv->fbdev_master.lock, false, SIGTERM); dev_priv->active_master = &dev_priv->fbdev_master; @@ -816,7 +811,7 @@ static int vmw_driver_load(struct drm_device *dev, unsigned long chipset) if (unlikely(dev_priv->mmio_virt == NULL)) { ret = -ENOMEM; DRM_ERROR("Failed mapping MMIO.\n"); - goto out_err3; + goto out_err0; } /* Need mmio memory to check for fifo pitchlock cap. */ @@ -870,7 +865,6 @@ static int vmw_driver_load(struct drm_device *dev, unsigned long chipset) } ret = ttm_bo_device_init(&dev_priv->bdev, - dev_priv->bo_global_ref.ref.object, &vmw_bo_driver, dev->anon_inode->i_mapping, VMWGFX_FILE_PAGE_OFFSET, @@ -992,8 +986,6 @@ out_no_device: ttm_object_device_release(&dev_priv->tdev); out_err4: memunmap(dev_priv->mmio_virt); -out_err3: - vmw_ttm_global_release(dev_priv); out_err0: for (i = vmw_res_context; i < vmw_res_max; ++i) idr_destroy(&dev_priv->res_idr[i]); @@ -1045,7 +1037,6 @@ static void vmw_driver_unload(struct drm_device *dev) memunmap(dev_priv->mmio_virt); if (dev_priv->ctx.staged_bindings) vmw_binding_state_free(dev_priv->ctx.staged_bindings); - vmw_ttm_global_release(dev_priv); for (i = vmw_res_context; i < vmw_res_max; ++i) idr_destroy(&dev_priv->res_idr[i]); diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_drv.h b/drivers/gpu/drm/vmwgfx/vmwgfx_drv.h index 252f202ae897..28df788da44e 100644 --- a/drivers/gpu/drm/vmwgfx/vmwgfx_drv.h +++ b/drivers/gpu/drm/vmwgfx/vmwgfx_drv.h @@ -417,7 +417,6 @@ enum { struct vmw_private { struct ttm_bo_device bdev; - struct ttm_bo_global_ref bo_global_ref; struct vmw_fifo_state fifo; @@ -841,8 +840,6 @@ extern int vmw_fifo_flush(struct vmw_private *dev_priv, * TTM glue - vmwgfx_ttm_glue.c */ -extern int vmw_ttm_global_init(struct vmw_private *dev_priv); -extern void vmw_ttm_global_release(struct vmw_private *dev_priv); extern int vmw_mmap(struct file *filp, struct vm_area_struct *vma); /** diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_ttm_glue.c b/drivers/gpu/drm/vmwgfx/vmwgfx_ttm_glue.c index 0ac473cd5136..154eb09aa91e 100644 --- a/drivers/gpu/drm/vmwgfx/vmwgfx_ttm_glue.c +++ b/drivers/gpu/drm/vmwgfx/vmwgfx_ttm_glue.c @@ -42,30 +42,3 @@ int vmw_mmap(struct file *filp, struct vm_area_struct *vma) dev_priv = vmw_priv(file_priv->minor->dev); return ttm_bo_mmap(filp, vma, &dev_priv->bdev); } - -int vmw_ttm_global_init(struct vmw_private *dev_priv) -{ - struct drm_global_reference *global_ref; - int ret; - - global_ref = &dev_priv->bo_global_ref.ref; - global_ref->global_type = DRM_GLOBAL_TTM_BO; - global_ref->size = sizeof(struct ttm_bo_global); - global_ref->init = &ttm_bo_global_ref_init; - global_ref->release = &ttm_bo_global_ref_release; - ret = drm_global_item_ref(global_ref); - - if (unlikely(ret != 0)) { - DRM_ERROR("Failed setting up TTM buffer objects.\n"); - goto out_no_bo; - } - - return 0; -out_no_bo: - return ret; -} - -void vmw_ttm_global_release(struct vmw_private *dev_priv) -{ - drm_global_item_unref(&dev_priv->bo_global_ref.ref); -} |
