diff options
| author |   Iskren Chernev <iskren.chernev@gmail.com> | 2020-12-30 17:29:43 +0200 |
|---|---|---|
| committer |   Rob Clark <robdclark@chromium.org> | 2021-01-07 09:12:53 -0800 |
| commit | 3f7759e7b7585a0bffda06d4eddc6b0b850ef6c3 (patch) | |
| tree | fbac337eaa0e99849172ec922f2233281a2f1e02 /drivers/gpu/drm/msm/adreno/adreno_gpu.h | |
| parent | drm/msm: Call msm_init_vram before binding the gpu (diff) | |
| download | linux-dev-3f7759e7b7585a0bffda06d4eddc6b0b850ef6c3.tar.xz linux-dev-3f7759e7b7585a0bffda06d4eddc6b0b850ef6c3.zip | |
drm/msm: Add modparam to allow vram carveout
Using the GPU with a VRAM Carveout is a security vulnerability.
Nevertheless it is sometimes required, especially when no IOMMU
implementation is available for a certain platform.
Signed-off-by: Iskren Chernev <iskren.chernev@gmail.com>
Signed-off-by: Rob Clark <robdclark@chromium.org>
Diffstat (limited to 'drivers/gpu/drm/msm/adreno/adreno_gpu.h')
| -rw-r--r-- | drivers/gpu/drm/msm/adreno/adreno_gpu.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/gpu/drm/msm/adreno/adreno_gpu.h b/drivers/gpu/drm/msm/adreno/adreno_gpu.h index c3775f79525a..fe5444a1482a 100644 --- a/drivers/gpu/drm/msm/adreno/adreno_gpu.h +++ b/drivers/gpu/drm/msm/adreno/adreno_gpu.h @@ -18,6 +18,7 @@ #include "adreno_pm4.xml.h" extern bool snapshot_debugbus; +extern bool allow_vram_carveout; enum { ADRENO_FW_PM4 = 0, |