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authorRajneesh Bhardwaj <rajneesh.bhardwaj@amd.com>2023-02-27 20:08:29 -0500
committerAlex Deucher <alexander.deucher@amd.com>2023-06-09 09:57:37 -0400
commitfcfefd85f18a0004c7c7b499f0701fd2c76d4c68 (patch)
tree3f21e22243dee380a7ba8d16a9d1b7e3675a32de /drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.h
parent1e03322cfef9b83aa87ea0a508588f9f05a47dfc (diff)
drm/amdkfd: Native mode memory partition support
For native mode, after amdgpu_bo is created on CPU domain, then call amdgpu_ttm_tt_set_mem_pool to select the TTM pool using bo->mem_id. ttm_bo_validate will allocate the memory to the correct memory partition before mapping to GPUs. Reviewed-by: Felix Kuehling <Felix.Kuehling@amd.com> Acked-and-tested-by: Mukul Joshi <mukul.joshi@amd.com> Signed-off-by: Philip Yang <Philip.Yang@amd.com> Signed-off-by: Rajneesh Bhardwaj <rajneesh.bhardwaj@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.h')
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.h
index 8ef048a0a33e..fe32de1bf4d5 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.h
@@ -192,6 +192,7 @@ bool amdgpu_ttm_tt_has_userptr(struct ttm_tt *ttm);
struct mm_struct *amdgpu_ttm_tt_get_usermm(struct ttm_tt *ttm);
bool amdgpu_ttm_tt_affect_userptr(struct ttm_tt *ttm, unsigned long start,
unsigned long end, unsigned long *userptr);
+int amdgpu_ttm_tt_set_mem_pool(struct ttm_buffer_object *tbo, int mem_id);
bool amdgpu_ttm_tt_userptr_invalidated(struct ttm_tt *ttm,
int *last_invalidated);
bool amdgpu_ttm_tt_is_userptr(struct ttm_tt *ttm);