From 71776b6daef66b6d7afdd404c2175dbcac7e1a05 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Christian=20K=C3=B6nig?= Date: Mon, 2 Sep 2019 14:52:30 +0200 Subject: drm/amdgpu: cleanup mtype mapping MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit 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 Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c | 32 ++++++++++++++++++++++++++++++-- 1 file changed, 30 insertions(+), 2 deletions(-) (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c') 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); -- cgit v1.2.3