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| author | Christian König <christian.koenig@amd.com> | 2019-09-02 14:52:30 +0200 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2019-09-16 09:59:21 -0500 |
| commit | 71776b6daef66b6d7afdd404c2175dbcac7e1a05 (patch) | |
| tree | 62428d5dd84ecd75c4333ca6f4711d16b9b66fef /drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c | |
| parent | 1dd077bbbaacc1302e510871669dc62ee1ef0f70 (diff) | |
| download | linux-stable-71776b6daef66b6d7afdd404c2175dbcac7e1a05.tar.gz linux-stable-71776b6daef66b6d7afdd404c2175dbcac7e1a05.tar.bz2 linux-stable-71776b6daef66b6d7afdd404c2175dbcac7e1a05.zip | |
drm/amdgpu: cleanup mtype mapping
Unify how we map the UAPI flags to the PTE hardware flags for a mapping.
Only the MTYPE is actually ASIC dependent, all other flags should be
copied over 1 to 1 and ASIC differences are handled later on.
Signed-off-by: Christian König <christian.koenig@amd.com>
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 | 32 |
1 files changed, 30 insertions, 2 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c index b174bd5eb38e..e145899862cd 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c @@ -532,6 +532,34 @@ error: DRM_ERROR("Couldn't update BO_VA (%d)\n", r); } +/** + * amdgpu_gem_va_map_flags - map GEM UAPI flags into hardware flags + * + * @adev: amdgpu_device pointer + * @flags: GEM UAPI flags + * + * Returns the GEM UAPI flags mapped into hardware for the ASIC. + */ +uint64_t amdgpu_gem_va_map_flags(struct amdgpu_device *adev, uint32_t flags) +{ + uint64_t pte_flag = 0; + + if (flags & AMDGPU_VM_PAGE_EXECUTABLE) + pte_flag |= AMDGPU_PTE_EXECUTABLE; + if (flags & AMDGPU_VM_PAGE_READABLE) + pte_flag |= AMDGPU_PTE_READABLE; + if (flags & AMDGPU_VM_PAGE_WRITEABLE) + pte_flag |= AMDGPU_PTE_WRITEABLE; + if (flags & AMDGPU_VM_PAGE_PRT) + pte_flag |= AMDGPU_PTE_PRT; + + if (adev->gmc.gmc_funcs->map_mtype) + pte_flag |= amdgpu_gmc_map_mtype(adev, + flags & AMDGPU_VM_MTYPE_MASK); + + return pte_flag; +} + int amdgpu_gem_va_ioctl(struct drm_device *dev, void *data, struct drm_file *filp) { @@ -629,7 +657,7 @@ int amdgpu_gem_va_ioctl(struct drm_device *dev, void *data, switch (args->operation) { case AMDGPU_VA_OP_MAP: - va_flags = amdgpu_gmc_get_pte_flags(adev, args->flags); + va_flags = amdgpu_gem_va_map_flags(adev, args->flags); r = amdgpu_vm_bo_map(adev, bo_va, args->va_address, args->offset_in_bo, args->map_size, va_flags); @@ -644,7 +672,7 @@ int amdgpu_gem_va_ioctl(struct drm_device *dev, void *data, args->map_size); break; case AMDGPU_VA_OP_REPLACE: - va_flags = amdgpu_gmc_get_pte_flags(adev, args->flags); + va_flags = amdgpu_gem_va_map_flags(adev, args->flags); r = amdgpu_vm_bo_replace_map(adev, bo_va, args->va_address, args->offset_in_bo, args->map_size, va_flags); |