diff options
| author | Ken Wang <Qingqing.Wang@amd.com> | 2016-07-27 19:18:01 +0800 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2016-08-08 11:33:09 -0400 |
| commit | a693e050edfe794fea81d7cfe72429a406aa380b (patch) | |
| tree | ca876374b1aee2d611577f9f3b5c9141a5bf1222 /drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c | |
| parent | ecf6a637090c8034bc0d843c48905bfa5e2a4e0c (diff) | |
drm/amdgpu: use the kernel zone memory size as the max remote memory in amdgpu
Signed-off-by: Ken Wang <Qingqing.Wang@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c | 12 |
1 files changed, 7 insertions, 5 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c index 5dc9c4c30777..819c62d27bf8 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c @@ -34,6 +34,7 @@ #include <ttm/ttm_placement.h> #include <ttm/ttm_module.h> #include <ttm/ttm_page_alloc.h> +#include <ttm/ttm_memory.h> #include <drm/drmP.h> #include <drm/amdgpu_drm.h> #include <linux/seq_file.h> @@ -74,7 +75,7 @@ static void amdgpu_ttm_mem_global_release(struct drm_global_reference *ref) ttm_mem_global_release(ref->object); } -static int amdgpu_ttm_global_init(struct amdgpu_device *adev) +int amdgpu_ttm_global_init(struct amdgpu_device *adev) { struct drm_global_reference *global_ref; struct amdgpu_ring *ring; @@ -987,10 +988,6 @@ int amdgpu_ttm_init(struct amdgpu_device *adev) unsigned i, j; int r; - r = amdgpu_ttm_global_init(adev); - if (r) { - return r; - } /* 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, @@ -1449,3 +1446,8 @@ static void amdgpu_ttm_debugfs_fini(struct amdgpu_device *adev) #endif } + +u64 amdgpu_ttm_get_gtt_mem_size(struct amdgpu_device *adev) +{ + return ttm_get_kernel_zone_memory_size(adev->mman.mem_global_ref.object); +} |