search for: iommu_no_mapping

Displaying 6 results from an estimated 6 matches for "iommu_no_mapping".

2019 Dec 21
0
[PATCH 2/8] iommu/vt-d: Use default dma_direct_* mapping functions for direct mapped devices
...v_info(struct dmar_domain *domain, struct device *dev) { struct dmar_domain *ndomain; @@ -3461,12 +3450,6 @@ static struct dmar_domain *get_private_domain_for_dev(struct device *dev) return domain; } -/* Check if the dev needs to go through non-identity map and unmap process.*/ -static bool iommu_no_mapping(struct device *dev) -{ - return iommu_dummy(dev) || identity_mapping(dev); -} - static dma_addr_t __intel_map_single(struct device *dev, phys_addr_t paddr, size_t size, int dir, u64 dma_mask) { @@ -3531,9 +3514,6 @@ static dma_addr_t intel_map_page(struct device *dev, struct page *page,...
2019 Dec 21
13
[PATCH 0/8] Convert the intel iommu driver to the dma-iommu api
This patchset converts the intel iommu driver to the dma-iommu api. While converting the driver I exposed a bug in the intel i915 driver which causes a huge amount of artifacts on the screen of my laptop. You can see a picture of it here: https://github.com/pippy360/kernelPatches/blob/master/IMG_20191219_225922.jpg This issue is most likely in the i915 driver and is most likely caused by the
2019 Dec 21
13
[PATCH 0/8] Convert the intel iommu driver to the dma-iommu api
This patchset converts the intel iommu driver to the dma-iommu api. While converting the driver I exposed a bug in the intel i915 driver which causes a huge amount of artifacts on the screen of my laptop. You can see a picture of it here: https://github.com/pippy360/kernelPatches/blob/master/IMG_20191219_225922.jpg This issue is most likely in the i915 driver and is most likely caused by the
2011 Jun 02
0
[PATCH] pci: Use pr_<level> and pr_fmt
...ain, pdev, CONTEXT_TT_MULTI_LEVEL); if (ret) { - printk(KERN_ERR - "Domain context map for %s failed", - pci_name(pdev)); + pr_err("Domain context map for %s failed\n", + pci_name(pdev)); return NULL; } } @@ -2688,8 +2678,8 @@ static int iommu_no_mapping(struct device *dev) * to non-identity mapping. */ domain_remove_one_dev_info(si_domain, pdev); - printk(KERN_INFO "32bit %s uses non-identity mapping\n", - pci_name(pdev)); + pr_info("32bit %s uses non-identity mapping\n", + pci_name(pdev)); ret...
2011 Jun 02
0
[PATCH] pci: Use pr_<level> and pr_fmt
...ain, pdev, CONTEXT_TT_MULTI_LEVEL); if (ret) { - printk(KERN_ERR - "Domain context map for %s failed", - pci_name(pdev)); + pr_err("Domain context map for %s failed\n", + pci_name(pdev)); return NULL; } } @@ -2688,8 +2678,8 @@ static int iommu_no_mapping(struct device *dev) * to non-identity mapping. */ domain_remove_one_dev_info(si_domain, pdev); - printk(KERN_INFO "32bit %s uses non-identity mapping\n", - pci_name(pdev)); + pr_info("32bit %s uses non-identity mapping\n", + pci_name(pdev)); ret...
2011 Jun 02
0
[PATCH] pci: Use pr_<level> and pr_fmt
...ain, pdev, CONTEXT_TT_MULTI_LEVEL); if (ret) { - printk(KERN_ERR - "Domain context map for %s failed", - pci_name(pdev)); + pr_err("Domain context map for %s failed\n", + pci_name(pdev)); return NULL; } } @@ -2688,8 +2678,8 @@ static int iommu_no_mapping(struct device *dev) * to non-identity mapping. */ domain_remove_one_dev_info(si_domain, pdev); - printk(KERN_INFO "32bit %s uses non-identity mapping\n", - pci_name(pdev)); + pr_info("32bit %s uses non-identity mapping\n", + pci_name(pdev)); ret...