diff options
| author | Dmitry Baryshkov <dmitry.baryshkov@linaro.org> | 2022-11-02 20:54:48 +0300 |
|---|---|---|
| committer | Dmitry Baryshkov <dmitry.baryshkov@linaro.org> | 2022-11-03 02:23:45 +0300 |
| commit | 3236130b5d2a2d868b8273d7e2fff4bbde4be813 (patch) | |
| tree | 97c4f7139982f79af0519204f7ce797a54ae0061 /drivers/gpu/drm/msm/adreno/adreno_gpu.c | |
| parent | 90d2c87f325ff3422995175bd92812b28d8eb2a9 (diff) | |
drm/msm: move domain allocation into msm_iommu_new()
After the msm_iommu instance is created, the IOMMU domain is completely
handled inside the msm_iommu code. Move the iommu_domain_alloc() call
into the msm_iommu_new() to simplify callers code.
Reported-by: kernel test robot <lkp@intel.com>
Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Reviewed-by: Rob Clark <robdclark@gmail.com>
Patchwork: https://patchwork.freedesktop.org/patch/509615/
Link: https://lore.kernel.org/r/20221102175449.452283-2-dmitry.baryshkov@linaro.org
Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Diffstat (limited to 'drivers/gpu/drm/msm/adreno/adreno_gpu.c')
| -rw-r--r-- | drivers/gpu/drm/msm/adreno/adreno_gpu.c | 25 |
1 files changed, 9 insertions, 16 deletions
diff --git a/drivers/gpu/drm/msm/adreno/adreno_gpu.c b/drivers/gpu/drm/msm/adreno/adreno_gpu.c index 5a0e8491cd3a..fb86ae0f19ad 100644 --- a/drivers/gpu/drm/msm/adreno/adreno_gpu.c +++ b/drivers/gpu/drm/msm/adreno/adreno_gpu.c @@ -191,37 +191,30 @@ int adreno_zap_shader_load(struct msm_gpu *gpu, u32 pasid) return zap_shader_load_mdt(gpu, adreno_gpu->info->zapfw, pasid); } -void adreno_set_llc_attributes(struct iommu_domain *iommu) -{ - iommu_set_pgtable_quirks(iommu, IO_PGTABLE_QUIRK_ARM_OUTER_WBWA); -} - struct msm_gem_address_space * adreno_iommu_create_address_space(struct msm_gpu *gpu, struct platform_device *pdev) { - struct iommu_domain *iommu; + struct iommu_domain_geometry *geometry; struct msm_mmu *mmu; struct msm_gem_address_space *aspace; u64 start, size; - iommu = iommu_domain_alloc(&platform_bus_type); - if (!iommu) - return NULL; - - mmu = msm_iommu_new(&pdev->dev, iommu); - if (IS_ERR(mmu)) { - iommu_domain_free(iommu); + mmu = msm_iommu_new(&pdev->dev, 0); + if (IS_ERR_OR_NULL(mmu)) return ERR_CAST(mmu); - } + + geometry = msm_iommu_get_geometry(mmu); + if (IS_ERR(geometry)) + return ERR_CAST(geometry); /* * Use the aperture start or SZ_16M, whichever is greater. This will * ensure that we align with the allocated pagetable range while still * allowing room in the lower 32 bits for GMEM and whatnot */ - start = max_t(u64, SZ_16M, iommu->geometry.aperture_start); - size = iommu->geometry.aperture_end - start + 1; + start = max_t(u64, SZ_16M, geometry->aperture_start); + size = geometry->aperture_end - start + 1; aspace = msm_gem_address_space_create(mmu, "gpu", start & GENMASK_ULL(48, 0), size); |