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| author | Christian König <christian.koenig@amd.com> | 2018-10-19 16:55:26 +0200 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2018-11-05 20:21:21 +0100 |
| commit | a64f784bb14a56bfdfad2dc397dd67e4564e3a29 (patch) | |
| tree | f2e55af233d82fc8365c4a39d59a897998c3081a /drivers/gpu/drm/cirrus | |
| parent | drm/ttm: use a static ttm_bo_global instance (diff) | |
| download | linux-a64f784bb14a56bfdfad2dc397dd67e4564e3a29.tar.xz linux-a64f784bb14a56bfdfad2dc397dd67e4564e3a29.zip | |
drm/ttm: initialize globals during device init (v2)
Make sure that the global BO state is always correctly initialized.
This allows removing all the device code to initialize it.
v2: fix up vbox (Alex)
Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Junwei Zhang <Jerry.Zhang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/cirrus')
| -rw-r--r-- | drivers/gpu/drm/cirrus/cirrus_drv.h | 1 | ||||
| -rw-r--r-- | drivers/gpu/drm/cirrus/cirrus_ttm.c | 36 |
2 files changed, 0 insertions, 37 deletions
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), |