From d58f0083d39a17f8e5efbef522f822625956477e Mon Sep 17 00:00:00 2001 From: Chris Wilson Date: Mon, 7 Jan 2019 18:18:56 +0000 Subject: [PATCH] drm/i915/selftests: Mark the whole mock device as DMA capable Being a mock device, we suffer no DMA restrictions, so set the coherent mask to 64b. v2: Fix up mock_huge_selftests Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=109243 Signed-off-by: Chris Wilson Reviewed-by: Matthew Auld Link: https://patchwork.freedesktop.org/patch/msgid/20190107181856.23789-1-chris@chris-wilson.co.uk --- drivers/gpu/drm/i915/selftests/huge_pages.c | 4 ---- drivers/gpu/drm/i915/selftests/mock_gem_device.c | 2 +- 2 files changed, 1 insertion(+), 5 deletions(-) diff --git a/drivers/gpu/drm/i915/selftests/huge_pages.c b/drivers/gpu/drm/i915/selftests/huge_pages.c index a0c7cbc212ba..6c10734e948d 100644 --- a/drivers/gpu/drm/i915/selftests/huge_pages.c +++ b/drivers/gpu/drm/i915/selftests/huge_pages.c @@ -1702,7 +1702,6 @@ int i915_gem_huge_page_mock_selftests(void) }; struct drm_i915_private *dev_priv; struct i915_hw_ppgtt *ppgtt; - struct pci_dev *pdev; int err; dev_priv = mock_gem_device(); @@ -1712,9 +1711,6 @@ int i915_gem_huge_page_mock_selftests(void) /* Pretend to be a device which supports the 48b PPGTT */ mkwrite_device_info(dev_priv)->ppgtt = INTEL_PPGTT_FULL_4LVL; - pdev = dev_priv->drm.pdev; - dma_coerce_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(39)); - mutex_lock(&dev_priv->drm.struct_mutex); ppgtt = i915_ppgtt_create(dev_priv, ERR_PTR(-ENODEV)); if (IS_ERR(ppgtt)) { diff --git a/drivers/gpu/drm/i915/selftests/mock_gem_device.c b/drivers/gpu/drm/i915/selftests/mock_gem_device.c index 43ed8b28aeaa..baa3c38919de 100644 --- a/drivers/gpu/drm/i915/selftests/mock_gem_device.c +++ b/drivers/gpu/drm/i915/selftests/mock_gem_device.c @@ -147,7 +147,7 @@ struct drm_i915_private *mock_gem_device(void) pdev->class = PCI_BASE_CLASS_DISPLAY << 16; pdev->dev.release = release_dev; dev_set_name(&pdev->dev, "mock"); - dma_coerce_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(32)); + dma_coerce_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(64)); #if IS_ENABLED(CONFIG_IOMMU_API) && defined(CONFIG_INTEL_IOMMU) /* hack to disable iommu for the fake device; force identity mapping */ -- 2.30.2