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authorChristian König <christian.koenig@amd.com>2018-10-19 13:49:05 +0200
committerAlex Deucher <alexander.deucher@amd.com>2018-11-05 14:21:18 -0500
commit27eb1fa9130a98edd2b321d4dbce5c8b244ee7af (patch)
treeb94c90b1cec5a325161051012797155964ce0331 /drivers/gpu/drm/cirrus
parent7e07834c12b96214e95a473f7b14fc03b20e2e7a (diff)
drm/ttm: use a static ttm_mem_global instance
As the name says we only need one global instance of ttm_mem_global. Drop all the driver initialization and just use a single exported instance which is initialized during BO global initialization. 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.h1
-rw-r--r--drivers/gpu/drm/cirrus/cirrus_ttm.c32
2 files changed, 2 insertions, 31 deletions
diff --git a/drivers/gpu/drm/cirrus/cirrus_drv.h b/drivers/gpu/drm/cirrus/cirrus_drv.h
index a29f87e98d9d..01852fbda9da 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 drm_global_reference mem_global_ref;
struct ttm_bo_global_ref bo_global_ref;
struct ttm_bo_device bdev;
} ttm;
diff --git a/drivers/gpu/drm/cirrus/cirrus_ttm.c b/drivers/gpu/drm/cirrus/cirrus_ttm.c
index 2e2141f26c5b..7801c56c3c9b 100644
--- a/drivers/gpu/drm/cirrus/cirrus_ttm.c
+++ b/drivers/gpu/drm/cirrus/cirrus_ttm.c
@@ -36,37 +36,11 @@ cirrus_bdev(struct ttm_bo_device *bd)
return container_of(bd, struct cirrus_device, ttm.bdev);
}
-static int
-cirrus_ttm_mem_global_init(struct drm_global_reference *ref)
-{
- return ttm_mem_global_init(ref->object);
-}
-
-static void
-cirrus_ttm_mem_global_release(struct drm_global_reference *ref)
-{
- ttm_mem_global_release(ref->object);
-}
-
static int cirrus_ttm_global_init(struct cirrus_device *cirrus)
{
struct drm_global_reference *global_ref;
int r;
- global_ref = &cirrus->ttm.mem_global_ref;
- global_ref->global_type = DRM_GLOBAL_TTM_MEM;
- global_ref->size = sizeof(struct ttm_mem_global);
- global_ref->init = &cirrus_ttm_mem_global_init;
- global_ref->release = &cirrus_ttm_mem_global_release;
- r = drm_global_item_ref(global_ref);
- if (r != 0) {
- DRM_ERROR("Failed setting up TTM memory accounting "
- "subsystem.\n");
- return r;
- }
-
- cirrus->ttm.bo_global_ref.mem_glob =
- cirrus->ttm.mem_global_ref.object;
global_ref = &cirrus->ttm.bo_global_ref.ref;
global_ref->global_type = DRM_GLOBAL_TTM_BO;
global_ref->size = sizeof(struct ttm_bo_global);
@@ -75,7 +49,6 @@ static int cirrus_ttm_global_init(struct cirrus_device *cirrus)
r = drm_global_item_ref(global_ref);
if (r != 0) {
DRM_ERROR("Failed setting up TTM BO subsystem.\n");
- drm_global_item_unref(&cirrus->ttm.mem_global_ref);
return r;
}
return 0;
@@ -84,12 +57,11 @@ static int cirrus_ttm_global_init(struct cirrus_device *cirrus)
static void
cirrus_ttm_global_release(struct cirrus_device *cirrus)
{
- if (cirrus->ttm.mem_global_ref.release == NULL)
+ if (cirrus->ttm.bo_global_ref.ref.release == NULL)
return;
drm_global_item_unref(&cirrus->ttm.bo_global_ref.ref);
- drm_global_item_unref(&cirrus->ttm.mem_global_ref);
- cirrus->ttm.mem_global_ref.release = NULL;
+ cirrus->ttm.bo_global_ref.ref.release = NULL;
}