[PATCH 8/9] drm/vram-helper: stop implementing init_mem_type
Christian König
ckoenig.leichtzumerken at gmail.com
Thu Jul 30 09:00:14 UTC 2020
Instead just initialize the memory type parameters
before calling ttm_bo_init_mm.
Signed-off-by: Christian König <christian.koenig at amd.com>
Reviewed-by: Thomas Zimmermann <tzimmermann at suse.de>
Reviewed-by: Alex Deucher <alexander.deucher at amd.com>
---
drivers/gpu/drm/drm_gem_vram_helper.c | 16 ++++------------
1 file changed, 4 insertions(+), 12 deletions(-)
diff --git a/drivers/gpu/drm/drm_gem_vram_helper.c b/drivers/gpu/drm/drm_gem_vram_helper.c
index 801a14c6e9e0..f7f93a49cd7f 100644
--- a/drivers/gpu/drm/drm_gem_vram_helper.c
+++ b/drivers/gpu/drm/drm_gem_vram_helper.c
@@ -1007,18 +1007,6 @@ static struct ttm_tt *bo_driver_ttm_tt_create(struct ttm_buffer_object *bo,
static int bo_driver_init_mem_type(struct ttm_bo_device *bdev, uint32_t type,
struct ttm_mem_type_manager *man)
{
- switch (type) {
- case TTM_PL_SYSTEM:
- break;
- case TTM_PL_VRAM:
- man->func = &ttm_bo_manager_func;
- man->available_caching = TTM_PL_FLAG_UNCACHED |
- TTM_PL_FLAG_WC;
- man->default_caching = TTM_PL_FLAG_WC;
- break;
- default:
- return -EINVAL;
- }
return 0;
}
@@ -1126,6 +1114,7 @@ EXPORT_SYMBOL(drm_vram_mm_debugfs_init);
static int drm_vram_mm_init(struct drm_vram_mm *vmm, struct drm_device *dev,
uint64_t vram_base, size_t vram_size)
{
+ struct ttm_mem_type_manager *man = &vmm->bdev.man[TTM_PL_VRAM];
int ret;
vmm->vram_base = vram_base;
@@ -1138,6 +1127,9 @@ static int drm_vram_mm_init(struct drm_vram_mm *vmm, struct drm_device *dev,
if (ret)
return ret;
+ man->func = &ttm_bo_manager_func;
+ man->available_caching = TTM_PL_FLAG_UNCACHED | TTM_PL_FLAG_WC;
+ man->default_caching = TTM_PL_FLAG_WC;
ret = ttm_bo_init_mm(&vmm->bdev, TTM_PL_VRAM, vram_size >> PAGE_SHIFT);
if (ret)
return ret;
--
2.17.1
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