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drm/vram-helper: stop implementing init_mem_type

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Instead just initialize the memory type parameters
before calling ttm_bo_init_mm.

Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Thomas Zimmermann <tzimmermann@suse.de>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Link: https://patchwork.freedesktop.org/patch/382086/
This commit is contained in:
Christian König 2020-07-23 16:40:17 +02:00
parent ccd0dc437f
commit ded9f8eadd
1 changed files with 4 additions and 12 deletions
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16
drivers/gpu/drm/drm_gem_vram_helper.c
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@ -1007,18 +1007,6 @@ err_ttm_tt_init:
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;