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authorRob Clark <robdclark@gmail.com>2016-09-28 19:58:32 -0400
committerRob Clark <robdclark@gmail.com>2016-11-27 11:23:09 -0500
commit667ce33e57d0de4074a8fb62d24daeefd03f6333 (patch)
tree414dba9fe67904d17057eedfa8a44d651dd67a31 /drivers/gpu/drm/msm/adreno/a4xx_gpu.c
parent394da4b8f37e6ceceed68821957de5fc9e22b69b (diff)
downloadblackbird-op-linux-667ce33e57d0de4074a8fb62d24daeefd03f6333.tar.gz
blackbird-op-linux-667ce33e57d0de4074a8fb62d24daeefd03f6333.zip
drm/msm: support multiple address spaces
We can have various combinations of 64b and 32b address space, ie. 64b CPU but 32b display and gpu, or 64b CPU and GPU but 32b display. So best to decouple the device iova's from mmap offset. Signed-off-by: Rob Clark <robdclark@gmail.com>
Diffstat (limited to 'drivers/gpu/drm/msm/adreno/a4xx_gpu.c')
-rw-r--r--drivers/gpu/drm/msm/adreno/a4xx_gpu.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/gpu/drm/msm/adreno/a4xx_gpu.c b/drivers/gpu/drm/msm/adreno/a4xx_gpu.c
index d0d3c7baa8fe..2dc94122a959 100644
--- a/drivers/gpu/drm/msm/adreno/a4xx_gpu.c
+++ b/drivers/gpu/drm/msm/adreno/a4xx_gpu.c
@@ -672,7 +672,7 @@ struct msm_gpu *a4xx_gpu_init(struct drm_device *dev)
#endif
}
- if (!gpu->mmu) {
+ if (!gpu->aspace) {
/* TODO we think it is possible to configure the GPU to
* restrict access to VRAM carveout. But the required
* registers are unknown. For now just bail out and
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