Loading drivers/iommu/Kconfig +2 −3 Original line number Diff line number Diff line Loading @@ -108,9 +108,8 @@ config QCOM_IOMMU_IO_PGTABLE_QUIRKS help Enables some quirks that are used when creating the IOMMU's page tables for a particular domain for faster translations. The quirks that are supported deal with allowing for page tables to be IO-coherent, allowing for page tables to be saved in the system cache, and disabling the write-allocate The quirks that are supported deal with allowing for page tables to be saved in the system cache, and disabling the write-allocate hint when saving page tables in the system cache. If unsure, say N here. Loading include/linux/io-pgtable.h +2 −8 Original line number Diff line number Diff line Loading @@ -109,11 +109,6 @@ struct io_pgtable_cfg { * on unmap, for DMA domains using the flush queue mechanism for * delayed invalidation. * * IO_PGTABLE_QUIRK_NO_DMA: Guarantees that the tables will only ever * be accessed by a fully cache-coherent IOMMU or CPU (e.g. for a * software-emulated IOMMU), such that pagetable updates need not * be treated as explicit DMA data. * * IO_PGTABLE_QUIRK_QCOM_USE_UPSTREAM_HINT: Override the attributes * set in TCR for the page table walker. Use attributes specified * by the upstream hw instead. Loading @@ -128,9 +123,8 @@ struct io_pgtable_cfg { #define IO_PGTABLE_QUIRK_TLBI_ON_MAP BIT(2) #define IO_PGTABLE_QUIRK_ARM_MTK_EXT BIT(3) #define IO_PGTABLE_QUIRK_NON_STRICT BIT(4) #define IO_PGTABLE_QUIRK_NO_DMA BIT(5) #define IO_PGTABLE_QUIRK_QCOM_USE_UPSTREAM_HINT BIT(6) #define IO_PGTABLE_QUIRK_QCOM_USE_LLC_NWA BIT(7) #define IO_PGTABLE_QUIRK_QCOM_USE_UPSTREAM_HINT BIT(5) #define IO_PGTABLE_QUIRK_QCOM_USE_LLC_NWA BIT(6) unsigned long quirks; unsigned long pgsize_bitmap; unsigned int ias; Loading Loading
drivers/iommu/Kconfig +2 −3 Original line number Diff line number Diff line Loading @@ -108,9 +108,8 @@ config QCOM_IOMMU_IO_PGTABLE_QUIRKS help Enables some quirks that are used when creating the IOMMU's page tables for a particular domain for faster translations. The quirks that are supported deal with allowing for page tables to be IO-coherent, allowing for page tables to be saved in the system cache, and disabling the write-allocate The quirks that are supported deal with allowing for page tables to be saved in the system cache, and disabling the write-allocate hint when saving page tables in the system cache. If unsure, say N here. Loading
include/linux/io-pgtable.h +2 −8 Original line number Diff line number Diff line Loading @@ -109,11 +109,6 @@ struct io_pgtable_cfg { * on unmap, for DMA domains using the flush queue mechanism for * delayed invalidation. * * IO_PGTABLE_QUIRK_NO_DMA: Guarantees that the tables will only ever * be accessed by a fully cache-coherent IOMMU or CPU (e.g. for a * software-emulated IOMMU), such that pagetable updates need not * be treated as explicit DMA data. * * IO_PGTABLE_QUIRK_QCOM_USE_UPSTREAM_HINT: Override the attributes * set in TCR for the page table walker. Use attributes specified * by the upstream hw instead. Loading @@ -128,9 +123,8 @@ struct io_pgtable_cfg { #define IO_PGTABLE_QUIRK_TLBI_ON_MAP BIT(2) #define IO_PGTABLE_QUIRK_ARM_MTK_EXT BIT(3) #define IO_PGTABLE_QUIRK_NON_STRICT BIT(4) #define IO_PGTABLE_QUIRK_NO_DMA BIT(5) #define IO_PGTABLE_QUIRK_QCOM_USE_UPSTREAM_HINT BIT(6) #define IO_PGTABLE_QUIRK_QCOM_USE_LLC_NWA BIT(7) #define IO_PGTABLE_QUIRK_QCOM_USE_UPSTREAM_HINT BIT(5) #define IO_PGTABLE_QUIRK_QCOM_USE_LLC_NWA BIT(6) unsigned long quirks; unsigned long pgsize_bitmap; unsigned int ias; Loading
