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author | Sohil Mehta <sohil.mehta@intel.com> | 2018-09-11 17:11:36 -0700 |
---|---|---|
committer | Joerg Roedel <jroedel@suse.de> | 2018-09-25 14:33:43 +0200 |
commit | 26b86092c4650311256fa2372ced7e1e17d97d7b (patch) | |
tree | 14ae307c6ba6ac7abeccd278eedaf0cdb4c2968f /drivers/iommu | |
parent | 6bf4ca7fbc85d80446ac01c0d1d77db4d91a6d84 (diff) | |
download | linux-stable-26b86092c4650311256fa2372ced7e1e17d97d7b.tar.gz linux-stable-26b86092c4650311256fa2372ced7e1e17d97d7b.tar.bz2 linux-stable-26b86092c4650311256fa2372ced7e1e17d97d7b.zip |
iommu/vt-d: Relocate struct/function declarations to its header files
To reuse the static functions and the struct declarations, move them to
corresponding header files and export the needed functions.
Cc: Lu Baolu <baolu.lu@linux.intel.com>
Cc: Fenghua Yu <fenghua.yu@intel.com>
Cc: Jacob Pan <jacob.jun.pan@linux.intel.com>
Cc: Ashok Raj <ashok.raj@intel.com>
Reviewed-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: Gayatri Kammela <gayatri.kammela@intel.com>
Signed-off-by: Sohil Mehta <sohil.mehta@intel.com>
Signed-off-by: Joerg Roedel <jroedel@suse.de>
Diffstat (limited to 'drivers/iommu')
-rw-r--r-- | drivers/iommu/intel-iommu.c | 31 | ||||
-rw-r--r-- | drivers/iommu/intel_irq_remapping.c | 2 |
2 files changed, 4 insertions, 29 deletions
diff --git a/drivers/iommu/intel-iommu.c b/drivers/iommu/intel-iommu.c index 5f3f10cf9d9d..b5868c757995 100644 --- a/drivers/iommu/intel-iommu.c +++ b/drivers/iommu/intel-iommu.c @@ -185,16 +185,6 @@ static int rwbf_quirk; static int force_on = 0; int intel_iommu_tboot_noforce; -/* - * 0: Present - * 1-11: Reserved - * 12-63: Context Ptr (12 - (haw-1)) - * 64-127: Reserved - */ -struct root_entry { - u64 lo; - u64 hi; -}; #define ROOT_ENTRY_NR (VTD_PAGE_SIZE/sizeof(struct root_entry)) /* @@ -220,21 +210,6 @@ static phys_addr_t root_entry_uctp(struct root_entry *re) return re->hi & VTD_PAGE_MASK; } -/* - * low 64 bits: - * 0: present - * 1: fault processing disable - * 2-3: translation type - * 12-63: address space root - * high 64 bits: - * 0-2: address width - * 3-6: aval - * 8-23: domain id - */ -struct context_entry { - u64 lo; - u64 hi; -}; static inline void context_clear_pasid_enable(struct context_entry *context) { @@ -261,7 +236,7 @@ static inline bool __context_present(struct context_entry *context) return (context->lo & 1); } -static inline bool context_present(struct context_entry *context) +bool context_present(struct context_entry *context) { return context_pasid_enabled(context) ? __context_present(context) : @@ -788,8 +763,8 @@ static void domain_update_iommu_cap(struct dmar_domain *domain) domain->iommu_superpage = domain_update_iommu_superpage(NULL); } -static inline struct context_entry *iommu_context_addr(struct intel_iommu *iommu, - u8 bus, u8 devfn, int alloc) +struct context_entry *iommu_context_addr(struct intel_iommu *iommu, u8 bus, + u8 devfn, int alloc) { struct root_entry *root = &iommu->root_entry[bus]; struct context_entry *context; diff --git a/drivers/iommu/intel_irq_remapping.c b/drivers/iommu/intel_irq_remapping.c index 967450bd421a..c2d6c11431de 100644 --- a/drivers/iommu/intel_irq_remapping.c +++ b/drivers/iommu/intel_irq_remapping.c @@ -76,7 +76,7 @@ static struct hpet_scope ir_hpet[MAX_HPET_TBS]; * in single-threaded environment with interrupt disabled, so no need to tabke * the dmar_global_lock. */ -static DEFINE_RAW_SPINLOCK(irq_2_ir_lock); +DEFINE_RAW_SPINLOCK(irq_2_ir_lock); static const struct irq_domain_ops intel_ir_domain_ops; static void iommu_disable_irq_remapping(struct intel_iommu *iommu); |