diff options
| author | Christian König <christian.koenig@amd.com> | 2017-11-06 15:37:01 +0100 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2017-12-06 12:48:05 -0500 |
| commit | bb7939b2030ab55acd203c86160c37db22f5796a (patch) | |
| tree | 862995ae5c903f912e675d5e89b0ba774cde34c9 /drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c | |
| parent | 6af046d26f34278eacd6ecddb37170624f6d4251 (diff) | |
| download | op-kernel-dev-bb7939b2030ab55acd203c86160c37db22f5796a.zip op-kernel-dev-bb7939b2030ab55acd203c86160c37db22f5796a.tar.gz | |
drm/amdgpu: fix VA hole handling on Vega10 v3
Similar to the CPU address space the VA on Vega10 has a hole in it.
v2: use dev_dbg instead of dev_err
v3: add some more comments to explain how the hw works
Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
CC: stable@vger.kernel.org
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c index c165792..59c9fac 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c @@ -564,6 +564,17 @@ int amdgpu_gem_va_ioctl(struct drm_device *dev, void *data, return -EINVAL; } + if (args->va_address >= AMDGPU_VA_HOLE_START && + args->va_address < AMDGPU_VA_HOLE_END) { + dev_dbg(&dev->pdev->dev, + "va_address 0x%LX is in VA hole 0x%LX-0x%LX\n", + args->va_address, AMDGPU_VA_HOLE_START, + AMDGPU_VA_HOLE_END); + return -EINVAL; + } + + args->va_address &= AMDGPU_VA_HOLE_MASK; + if ((args->flags & ~valid_flags) && (args->flags & ~prt_flags)) { dev_err(&dev->pdev->dev, "invalid flags combination 0x%08X\n", args->flags); |
