Rename last-level cache quirk IO_PGTABLE_QUIRK_ARM_OUTER_WBWA to IO_PGTABLE_QUIRK_PTW_LLC which is used to set the required TCR attributes for non-coherent page table walker to be more generic and in sync with the upcoming page protection flag IOMMU_LLC.
Signed-off-by: Sai Prakash Ranjan saiprakash.ranjan@codeaurora.org --- drivers/gpu/drm/msm/adreno/adreno_gpu.c | 2 +- drivers/iommu/io-pgtable-arm.c | 6 +++--- include/linux/io-pgtable.h | 6 +++--- 3 files changed, 7 insertions(+), 7 deletions(-)
diff --git a/drivers/gpu/drm/msm/adreno/adreno_gpu.c b/drivers/gpu/drm/msm/adreno/adreno_gpu.c index 0f184c3dd9d9..82b5e4969195 100644 --- a/drivers/gpu/drm/msm/adreno/adreno_gpu.c +++ b/drivers/gpu/drm/msm/adreno/adreno_gpu.c @@ -190,7 +190,7 @@ void adreno_set_llc_attributes(struct iommu_domain *iommu) { struct io_pgtable_domain_attr pgtbl_cfg;
- pgtbl_cfg.quirks = IO_PGTABLE_QUIRK_ARM_OUTER_WBWA; + pgtbl_cfg.quirks = IO_PGTABLE_QUIRK_PTW_LLC; iommu_domain_set_attr(iommu, DOMAIN_ATTR_IO_PGTABLE_CFG, &pgtbl_cfg); }
diff --git a/drivers/iommu/io-pgtable-arm.c b/drivers/iommu/io-pgtable-arm.c index 7c9ea9d7874a..7439ee7fdcdb 100644 --- a/drivers/iommu/io-pgtable-arm.c +++ b/drivers/iommu/io-pgtable-arm.c @@ -762,7 +762,7 @@ arm_64_lpae_alloc_pgtable_s1(struct io_pgtable_cfg *cfg, void *cookie) if (cfg->quirks & ~(IO_PGTABLE_QUIRK_ARM_NS | IO_PGTABLE_QUIRK_NON_STRICT | IO_PGTABLE_QUIRK_ARM_TTBR1 | - IO_PGTABLE_QUIRK_ARM_OUTER_WBWA)) + IO_PGTABLE_QUIRK_PTW_LLC)) return NULL;
data = arm_lpae_alloc_pgtable(cfg); @@ -774,12 +774,12 @@ arm_64_lpae_alloc_pgtable_s1(struct io_pgtable_cfg *cfg, void *cookie) tcr->sh = ARM_LPAE_TCR_SH_IS; tcr->irgn = ARM_LPAE_TCR_RGN_WBWA; tcr->orgn = ARM_LPAE_TCR_RGN_WBWA; - if (cfg->quirks & IO_PGTABLE_QUIRK_ARM_OUTER_WBWA) + if (cfg->quirks & IO_PGTABLE_QUIRK_PTW_LLC) goto out_free_data; } else { tcr->sh = ARM_LPAE_TCR_SH_OS; tcr->irgn = ARM_LPAE_TCR_RGN_NC; - if (!(cfg->quirks & IO_PGTABLE_QUIRK_ARM_OUTER_WBWA)) + if (!(cfg->quirks & IO_PGTABLE_QUIRK_PTW_LLC)) tcr->orgn = ARM_LPAE_TCR_RGN_NC; else tcr->orgn = ARM_LPAE_TCR_RGN_WBWA; diff --git a/include/linux/io-pgtable.h b/include/linux/io-pgtable.h index fb4d5a763e0c..6f996a817441 100644 --- a/include/linux/io-pgtable.h +++ b/include/linux/io-pgtable.h @@ -87,8 +87,8 @@ struct io_pgtable_cfg { * IO_PGTABLE_QUIRK_ARM_TTBR1: (ARM LPAE format) Configure the table * for use in the upper half of a split address space. * - * IO_PGTABLE_QUIRK_ARM_OUTER_WBWA: Override the outer-cacheability - * attributes set in the TCR for a non-coherent page-table walker. + * IO_PGTABLE_QUIRK_PTW_LLC: Override the outer-cacheability attributes + * set in the TCR for a non-coherent page-table walker. */ #define IO_PGTABLE_QUIRK_ARM_NS BIT(0) #define IO_PGTABLE_QUIRK_NO_PERMS BIT(1) @@ -96,7 +96,7 @@ struct io_pgtable_cfg { #define IO_PGTABLE_QUIRK_ARM_MTK_EXT BIT(3) #define IO_PGTABLE_QUIRK_NON_STRICT BIT(4) #define IO_PGTABLE_QUIRK_ARM_TTBR1 BIT(5) - #define IO_PGTABLE_QUIRK_ARM_OUTER_WBWA BIT(6) + #define IO_PGTABLE_QUIRK_PTW_LLC BIT(6) unsigned long quirks; unsigned long pgsize_bitmap; unsigned int ias;