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From a15e8066ebb739865c2a2e7d71722846bd657326 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Christian=20K=C3=B6nig?= <christian.koenig@amd.com>
Date: Mon, 27 Aug 2018 13:51:27 +0200
Subject: [PATCH 0213/2940] drm/amdgpu: distinct between allocated GART space
and GMC addr
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit
Most of the time we only need to know if the BO has a valid GMC addr.
Change-Id: I3864f3f5c1cbdd12db06445e1597ccab1e7d5fad
Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Junwei Zhang <Jerry.Zhang@amd.com>
Acked-by: Felix Kuehling <Felix.Kuehling@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
---
drivers/gpu/drm/amd/amdgpu/amdgpu_object.c | 2 --
drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c | 13 +++++--------
2 files changed, 5 insertions(+), 10 deletions(-)
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c
index 73a3c035b16a..7d01aa8d5b6d 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c
@@ -1395,8 +1395,6 @@ void amdgpu_bo_fence(struct amdgpu_bo *bo, struct dma_fence *fence,
u64 amdgpu_bo_gpu_offset(struct amdgpu_bo *bo)
{
WARN_ON_ONCE(bo->tbo.mem.mem_type == TTM_PL_SYSTEM);
- WARN_ON_ONCE(bo->tbo.mem.mem_type == TTM_PL_TT &&
- !amdgpu_gtt_mgr_has_gart_addr(&bo->tbo.mem));
WARN_ON_ONCE(!ww_mutex_is_locked(&bo->tbo.resv->lock) &&
!bo->pin_count);
WARN_ON_ONCE(bo->tbo.mem.start == AMDGPU_BO_INVALID_OFFSET);
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c
index 6b6e4fb80d81..4df24d688bf6 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c
@@ -365,7 +365,7 @@ static uint64_t amdgpu_mm_node_addr(struct ttm_buffer_object *bo,
{
uint64_t addr = 0;
- if (mem->mem_type != TTM_PL_TT || amdgpu_gtt_mgr_has_gart_addr(mem)) {
+ if (mm_node->start != AMDGPU_BO_INVALID_OFFSET) {
addr = mm_node->start << PAGE_SHIFT;
addr += bo->bdev->man[mem->mem_type].gpu_offset;
}
@@ -453,8 +453,7 @@ int amdgpu_ttm_copy_mem_to_mem(struct amdgpu_device *adev,
/* Map only what needs to be accessed. Map src to window 0 and
* dst to window 1
*/
- if (src->mem->mem_type == TTM_PL_TT &&
- !amdgpu_gtt_mgr_has_gart_addr(src->mem)) {
+ if (src->mem->start == AMDGPU_BO_INVALID_OFFSET) {
r = amdgpu_map_buffer(src->bo, src->mem,
PFN_UP(cur_size + src_page_offset),
src_node_start, 0, ring,
@@ -467,8 +466,7 @@ int amdgpu_ttm_copy_mem_to_mem(struct amdgpu_device *adev,
from += src_page_offset;
}
- if (dst->mem->mem_type == TTM_PL_TT &&
- !amdgpu_gtt_mgr_has_gart_addr(dst->mem)) {
+ if (dst->mem->start == AMDGPU_BO_INVALID_OFFSET) {
r = amdgpu_map_buffer(dst->bo, dst->mem,
PFN_UP(cur_size + dst_page_offset),
dst_node_start, 1, ring,
@@ -1126,11 +1124,10 @@ int amdgpu_ttm_alloc_gart(struct ttm_buffer_object *bo)
uint64_t flags;
int r;
- if (bo->mem.mem_type != TTM_PL_TT ||
- amdgpu_gtt_mgr_has_gart_addr(&bo->mem))
+ if (bo->mem.start != AMDGPU_BO_INVALID_OFFSET)
return 0;
- /* allocate GTT space */
+ /* allocate GART space */
tmp = bo->mem;
tmp.mm_node = NULL;
placement.num_placement = 1;
--
2.17.1
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