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author | David S. Miller <davem@davemloft.net> | 2010-02-17 06:09:29 (GMT) |
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committer | David S. Miller <davem@davemloft.net> | 2010-02-17 06:09:29 (GMT) |
commit | 2bb4646fce8d09916b351d1a62f98db7cec6fc41 (patch) | |
tree | c1f0d002e69868606eca9d1b919835f422892063 /arch/x86/kernel/hpet.c | |
parent | 6836b9bdd98e3b500cd49512484df68f46e14659 (diff) | |
parent | b0483e78e5c4c9871fc5541875b3bc006846d46b (diff) | |
download | linux-fsl-qoriq-2bb4646fce8d09916b351d1a62f98db7cec6fc41.tar.xz |
Merge branch 'master' of master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6
Diffstat (limited to 'arch/x86/kernel/hpet.c')
-rw-r--r-- | arch/x86/kernel/hpet.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/arch/x86/kernel/hpet.c b/arch/x86/kernel/hpet.c index ba6e658..ad80a1c 100644 --- a/arch/x86/kernel/hpet.c +++ b/arch/x86/kernel/hpet.c @@ -34,6 +34,8 @@ */ unsigned long hpet_address; u8 hpet_blockid; /* OS timer block num */ +u8 hpet_msi_disable; + #ifdef CONFIG_PCI_MSI static unsigned long hpet_num_timers; #endif @@ -596,6 +598,9 @@ static void hpet_msi_capability_lookup(unsigned int start_timer) unsigned int num_timers_used = 0; int i; + if (hpet_msi_disable) + return; + if (boot_cpu_has(X86_FEATURE_ARAT)) return; id = hpet_readl(HPET_ID); @@ -928,6 +933,9 @@ static __init int hpet_late_init(void) hpet_reserve_platform_timers(hpet_readl(HPET_ID)); hpet_print_config(); + if (hpet_msi_disable) + return 0; + if (boot_cpu_has(X86_FEATURE_ARAT)) return 0; |