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authorChristian König <christian.koenig@amd.com>2021-06-11 14:34:50 +0200
committerChristian König <christian.koenig@amd.com>2021-06-24 15:40:44 +0200
commitd330099115597bbc238d6758a4930e72b49ea9ba (patch)
treeb9ebabc0c73b1c2c57d1c0e08c323fc8b498e444 /drivers/gpu/drm
parent6fd8f323b3e4e5290d02174559308669507c00dd (diff)
drm/nouveau: fix dma_address check for CPU/GPU sync
AGP for example doesn't have a dma_address array. Signed-off-by: Christian König <christian.koenig@amd.com> Acked-by: Alex Deucher <alexander.deucher@amd.com> Link: https://patchwork.freedesktop.org/patch/msgid/20210614110517.1624-1-christian.koenig@amd.com
Diffstat (limited to 'drivers/gpu/drm')
-rw-r--r--drivers/gpu/drm/nouveau/nouveau_bo.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/gpu/drm/nouveau/nouveau_bo.c b/drivers/gpu/drm/nouveau/nouveau_bo.c
index 3e09df0472ce..170aba99a110 100644
--- a/drivers/gpu/drm/nouveau/nouveau_bo.c
+++ b/drivers/gpu/drm/nouveau/nouveau_bo.c
@@ -546,7 +546,7 @@ nouveau_bo_sync_for_device(struct nouveau_bo *nvbo)
struct ttm_tt *ttm_dma = (struct ttm_tt *)nvbo->bo.ttm;
int i, j;
- if (!ttm_dma)
+ if (!ttm_dma || !ttm_dma->dma_address)
return;
if (!ttm_dma->pages) {
NV_DEBUG(drm, "ttm_dma 0x%p: pages NULL\n", ttm_dma);
@@ -582,7 +582,7 @@ nouveau_bo_sync_for_cpu(struct nouveau_bo *nvbo)
struct ttm_tt *ttm_dma = (struct ttm_tt *)nvbo->bo.ttm;
int i, j;
- if (!ttm_dma)
+ if (!ttm_dma || !ttm_dma->dma_address)
return;
if (!ttm_dma->pages) {
NV_DEBUG(drm, "ttm_dma 0x%p: pages NULL\n", ttm_dma);