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| author | Suresh Siddha <suresh.b.siddha@intel.com> | 2008-07-10 11:16:41 -0700 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2008-07-12 08:44:51 +0200 |
| commit | cf1337f0447e5be8e66daa944f0ea3bcac2b6179 (patch) | |
| tree | 6e5120ba9a75fee603a660b4324c147b9e455c79 /drivers/pci/intel-iommu.c | |
| parent | ad3ad3f6a2caebf56869b83b69e23eb9fa5e0ab6 (diff) | |
| download | linux-cf1337f0447e5be8e66daa944f0ea3bcac2b6179.tar.gz linux-cf1337f0447e5be8e66daa944f0ea3bcac2b6179.tar.bz2 linux-cf1337f0447e5be8e66daa944f0ea3bcac2b6179.zip | |
x64, x2apic/intr-remap: move IOMMU_WAIT_OP() macro to intel-iommu.h
move IOMMU_WAIT_OP() macro to header file.
This will be used by both DMA-remapping and Intr-remapping.
Signed-off-by: Suresh Siddha <suresh.b.siddha@intel.com>
Cc: akpm@linux-foundation.org
Cc: arjan@linux.intel.com
Cc: andi@firstfloor.org
Cc: ebiederm@xmission.com
Cc: jbarnes@virtuousgeek.org
Cc: steiner@sgi.com
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'drivers/pci/intel-iommu.c')
| -rw-r--r-- | drivers/pci/intel-iommu.c | 15 |
1 files changed, 0 insertions, 15 deletions
diff --git a/drivers/pci/intel-iommu.c b/drivers/pci/intel-iommu.c index 218a1f357b4d..fb701d9dd8c0 100644 --- a/drivers/pci/intel-iommu.c +++ b/drivers/pci/intel-iommu.c @@ -49,8 +49,6 @@ #define DEFAULT_DOMAIN_ADDRESS_WIDTH 48 -#define DMAR_OPERATION_TIMEOUT ((cycles_t) tsc_khz*10*1000) /* 10sec */ - #define DOMAIN_MAX_ADDR(gaw) ((((u64)1) << gaw) - 1) @@ -486,19 +484,6 @@ static int iommu_alloc_root_entry(struct intel_iommu *iommu) return 0; } -#define IOMMU_WAIT_OP(iommu, offset, op, cond, sts) \ -{\ - cycles_t start_time = get_cycles();\ - while (1) {\ - sts = op (iommu->reg + offset);\ - if (cond)\ - break;\ - if (DMAR_OPERATION_TIMEOUT < (get_cycles() - start_time))\ - panic("DMAR hardware is malfunctioning\n");\ - cpu_relax();\ - }\ -} - static void iommu_set_root_entry(struct intel_iommu *iommu) { void *addr; |