diff options
Diffstat (limited to 'drivers/gpu/drm/msm/msm_gpu.c')
| -rw-r--r-- | drivers/gpu/drm/msm/msm_gpu.c | 19 |
1 files changed, 12 insertions, 7 deletions
diff --git a/drivers/gpu/drm/msm/msm_gpu.c b/drivers/gpu/drm/msm/msm_gpu.c index 3249707e6834..895abfa51ec7 100644 --- a/drivers/gpu/drm/msm/msm_gpu.c +++ b/drivers/gpu/drm/msm/msm_gpu.c @@ -656,12 +656,17 @@ int msm_gpu_init(struct drm_device *drm, struct platform_device *pdev, */ iommu = iommu_domain_alloc(&platform_bus_type); if (iommu) { + /* TODO 32b vs 64b address space.. */ + iommu->geometry.aperture_start = 0x1000; + iommu->geometry.aperture_end = 0xffffffff; + dev_info(drm->dev, "%s: using IOMMU\n", name); - gpu->mmu = msm_iommu_new(&pdev->dev, iommu); - if (IS_ERR(gpu->mmu)) { - ret = PTR_ERR(gpu->mmu); + gpu->aspace = msm_gem_address_space_create(&pdev->dev, + iommu, "gpu"); + if (IS_ERR(gpu->aspace)) { + ret = PTR_ERR(gpu->aspace); dev_err(drm->dev, "failed to init iommu: %d\n", ret); - gpu->mmu = NULL; + gpu->aspace = NULL; iommu_domain_free(iommu); goto fail; } @@ -669,7 +674,7 @@ int msm_gpu_init(struct drm_device *drm, struct platform_device *pdev, } else { dev_info(drm->dev, "%s: no IOMMU, fallback to VRAM carveout!\n", name); } - gpu->id = msm_register_mmu(drm, gpu->mmu); + gpu->id = msm_register_address_space(drm, gpu->aspace); /* Create ringbuffer: */ @@ -705,8 +710,8 @@ void msm_gpu_cleanup(struct msm_gpu *gpu) msm_ringbuffer_destroy(gpu->rb); } - if (gpu->mmu) - gpu->mmu->funcs->destroy(gpu->mmu); + if (gpu->aspace) + msm_gem_address_space_destroy(gpu->aspace); if (gpu->fctx) msm_fence_context_free(gpu->fctx); |