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| author | Maarten Lankhorst <maarten.lankhorst@linux.intel.com> | 2020-12-15 13:05:43 +0300 |
|---|---|---|
| committer | Maarten Lankhorst <maarten.lankhorst@linux.intel.com> | 2020-12-15 13:05:43 +0300 |
| commit | ae75a0431f822273ce5d3a574863c67503db5775 (patch) | |
| tree | 1361bf5e24d1d38f993c08583f42eda4fb28b42e /include/linux/io-pgtable.h | |
| parent | 91def3cce986238db7c06af083b8e9e30372a895 (diff) | |
| parent | 5fbd41d3bf123af6a135bdea564087ec0f563eb0 (diff) | |
| download | linux-ae75a0431f822273ce5d3a574863c67503db5775.tar.xz | |
Merge drm/drm-next into drm-misc-next
Required backmerge since we will be based on top of v5.11, and there
has been a request to backmerge already to upstream some features.
Signed-off-by: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
Diffstat (limited to 'include/linux/io-pgtable.h')
| -rw-r--r-- | include/linux/io-pgtable.h | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/include/linux/io-pgtable.h b/include/linux/io-pgtable.h index 4cde111e425b..fb4d5a763e0c 100644 --- a/include/linux/io-pgtable.h +++ b/include/linux/io-pgtable.h @@ -86,6 +86,9 @@ 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. */ #define IO_PGTABLE_QUIRK_ARM_NS BIT(0) #define IO_PGTABLE_QUIRK_NO_PERMS BIT(1) @@ -93,6 +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) unsigned long quirks; unsigned long pgsize_bitmap; unsigned int ias; @@ -208,6 +212,10 @@ struct io_pgtable { #define io_pgtable_ops_to_pgtable(x) container_of((x), struct io_pgtable, ops) +struct io_pgtable_domain_attr { + unsigned long quirks; +}; + static inline void io_pgtable_tlb_flush_all(struct io_pgtable *iop) { iop->cfg.tlb->tlb_flush_all(iop->cookie); |