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iommu: Move IOMMU specific code to intel-iommu.c

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Move the IOMMU specific routines to intel-iommu.c leaving the
dmar.c to the common ACPI dmar code shared between DMA-remapping
and Interrupt-remapping.

Signed-off-by: Suresh Siddha <suresh.b.siddha@intel.com>
Cc: yinghai@kernel.org
Cc: youquan.song@intel.com
Cc: joerg.roedel@amd.com
Cc: tony.luck@intel.com
Cc: dwmw2@infradead.org
Link: http://lkml.kernel.org/r/20110824001456.282401285@sbsiddha-desk.sc.intel.com
Signed-off-by: Ingo Molnar <mingo@elte.hu>
This commit is contained in:
Suresh Siddha 2011-08-23 17:05:20 -07:00 • committed by Ingo Molnar
parent c2c7286ac6
commit 318fe7df9d
4 changed files with 180 additions and 164 deletions
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17
include/linux/dmar.h
View file

@ -237,9 +237,26 @@ struct dmar_atsr_unit {
u8 include_all:1; /* include all ports */
};
int dmar_parse_rmrr_atsr_dev(void);
extern int dmar_parse_one_rmrr(struct acpi_dmar_header *header);
extern int dmar_parse_one_atsr(struct acpi_dmar_header *header);
extern int dmar_parse_dev_scope(void *start, void *end, int *cnt,
struct pci_dev ***devices, u16 segment);
extern int intel_iommu_init(void);
#else /* !CONFIG_DMAR: */
static inline int intel_iommu_init(void) { return -ENODEV; }
static inline int dmar_parse_one_rmrr(struct acpi_dmar_header *header)
{
return 0;
}
static inline int dmar_parse_one_atsr(struct acpi_dmar_header *header)
{
return 0;
}
static inline int dmar_parse_rmrr_atsr_dev(void)
{
return 0;
}
#endif /* CONFIG_DMAR */
#endif /* __DMAR_H__ */