search for: dma_limit

Displaying 4 results from an estimated 4 matches for "dma_limit".

2020 Aug 19
39
a saner API for allocating DMA addressable pages
Hi all, this series replaced the DMA_ATTR_NON_CONSISTENT flag to dma_alloc_attrs with a separate new dma_alloc_pages API, which is available on all platforms. In addition to cleaning up the convoluted code path, this ensures that other drivers that have asked for better support for non-coherent DMA to pages with incurring bounce buffering over can finally be properly supported. I'm still a
2019 Sep 08
7
[PATCH v6 0/5] iommu/amd: Convert the AMD iommu driver to the dma-iommu api
...ommu-Handle-deferred-devices.patch V5: -Rebase on top of linux-next V4: -Rebase on top of linux-next -Split the removing of the unnecessary locking in the amd iommu driver into a seperate patch -refactor the "iommu/dma-iommu: Handle deferred devices" patch and address comments v3: -rename dma_limit to dma_mask -exit handle_deferred_device early if (!is_kdump_kernel()) -remove pointless calls to handle_deferred_device v2: -Rebase on top of this series: http://git.infradead.org/users/hch/misc.git/shortlog/refs/heads/dma-iommu-ops.3 -Add a gfp_t parameter to the iommu_ops::map function. -Made u...
2019 Jun 13
8
[PATCH v4 0/5] iommu/amd: Convert the AMD iommu driver to the dma-iommu api
...ing and reserve region code from the AMD iommu driver. Change-log: V4: -Rebase on top of linux-next -Split the removing of the unnecessary locking in the amd iommu driver into a seperate patch -refactor the "iommu/dma-iommu: Handle deferred devices" patch and address comments v3: -rename dma_limit to dma_mask -exit handle_deferred_device early if (!is_kdump_kernel()) -remove pointless calls to handle_deferred_device v2: -Rebase on top of this series: http://git.infradead.org/users/hch/misc.git/shortlog/refs/heads/dma-iommu-ops.3 -Add a gfp_t parameter to the iommu_ops::map function. -Made u...
2019 Jun 13
8
[PATCH v4 0/5] iommu/amd: Convert the AMD iommu driver to the dma-iommu api
...ing and reserve region code from the AMD iommu driver. Change-log: V4: -Rebase on top of linux-next -Split the removing of the unnecessary locking in the amd iommu driver into a seperate patch -refactor the "iommu/dma-iommu: Handle deferred devices" patch and address comments v3: -rename dma_limit to dma_mask -exit handle_deferred_device early if (!is_kdump_kernel()) -remove pointless calls to handle_deferred_device v2: -Rebase on top of this series: http://git.infradead.org/users/hch/misc.git/shortlog/refs/heads/dma-iommu-ops.3 -Add a gfp_t parameter to the iommu_ops::map function. -Made u...