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iommu/vt-d: mark internal functions as static

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Functions alloc_iommu() and parse_ioapics_under_ir()
are only used internally, so mark them as static.

[Joerg: Made detect_intel_iommu() non-static again for IA64]

Signed-off-by: Jiang Liu <jiang.liu@linux.intel.com>
Signed-off-by: Joerg Roedel <joro@8bytes.org>
This commit is contained in:
Jiang Liu 2014-01-06 14:18:16 +08:00 committed by Joerg Roedel
parent b8a2d2881e
commit 694835dc22
4 changed files with 8 additions and 6 deletions
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5
drivers/iommu/dmar.c
View file

@ -52,6 +52,8 @@ LIST_HEAD(dmar_drhd_units);
struct acpi_table_header * __initdata dmar_tbl;
static acpi_size dmar_tbl_size;
static int alloc_iommu(struct dmar_drhd_unit *drhd);
static void __init dmar_register_drhd_unit(struct dmar_drhd_unit *drhd)
{
/*
@ -649,7 +651,7 @@ static int map_iommu(struct intel_iommu *iommu, u64 phys_addr)
return err;
}
int alloc_iommu(struct dmar_drhd_unit *drhd)
static int alloc_iommu(struct dmar_drhd_unit *drhd)
{
struct intel_iommu *iommu;
u32 ver, sts;
@ -1366,4 +1368,5 @@ int __init dmar_ir_support(void)
return 0;
return dmar->flags & 0x1;
}
IOMMU_INIT_POST(detect_intel_iommu);

4
drivers/iommu/intel_irq_remapping.c
View file

@ -40,6 +40,8 @@ static int ir_ioapic_num, ir_hpet_num;
static DEFINE_RAW_SPINLOCK(irq_2_ir_lock);
static int __init parse_ioapics_under_ir(void);
static struct irq_2_iommu *irq_2_iommu(unsigned int irq)
{
struct irq_cfg *cfg = irq_get_chip_data(irq);
@ -773,7 +775,7 @@ static int ir_parse_ioapic_hpet_scope(struct acpi_dmar_header *header,
* Finds the assocaition between IOAPIC's and its Interrupt-remapping
* hardware unit.
*/
int __init parse_ioapics_under_ir(void)
static int __init parse_ioapics_under_ir(void)
{
struct dmar_drhd_unit *drhd;
int ir_supported = 0;

4
include/linux/dmar.h
View file

@ -33,6 +33,7 @@ struct acpi_dmar_header;
#define DMAR_X2APIC_OPT_OUT 0x2
struct intel_iommu;
#ifdef CONFIG_DMAR_TABLE
extern struct acpi_table_header *dmar_tbl;
struct dmar_drhd_unit {
@ -69,9 +70,6 @@ extern void dmar_free_dev_scope(struct pci_dev ***devices, int *cnt);
/* Intel IOMMU detection */
extern int detect_intel_iommu(void);
extern int enable_drhd_fault_handling(void);
extern int parse_ioapics_under_ir(void);
extern int alloc_iommu(struct dmar_drhd_unit *);
#else
static inline int detect_intel_iommu(void)
{

1
include/linux/intel-iommu.h
View file

@ -348,7 +348,6 @@ static inline void __iommu_flush_cache(
extern struct dmar_drhd_unit * dmar_find_matched_drhd_unit(struct pci_dev *dev);
extern int dmar_find_matched_atsr_unit(struct pci_dev *dev);
extern int alloc_iommu(struct dmar_drhd_unit *drhd);
extern void free_iommu(struct intel_iommu *iommu);
extern int dmar_enable_qi(struct intel_iommu *iommu);
extern void dmar_disable_qi(struct intel_iommu *iommu);