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| author | David S. Miller <davem@davemloft.net> | 2009-02-14 23:12:00 -0800 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2009-02-14 23:12:00 -0800 |
| commit | 5e30589521518bff36fd2638b3c3d69679c50436 (patch) | |
| tree | 6ac985658a06b0787e4354d0d16d380ea9b16a5a /arch/x86/kernel/acpi/boot.c | |
| parent | ac178ef0ae9eb44fd527d87aa9b6394e05f56e1f (diff) | |
| parent | d2f8d7ee1a9b4650b4e43325b321801264f7c37a (diff) | |
| download | op-kernel-dev-5e30589521518bff36fd2638b3c3d69679c50436.zip op-kernel-dev-5e30589521518bff36fd2638b3c3d69679c50436.tar.gz | |
Merge branch 'master' of /home/davem/src/GIT/linux-2.6/
Conflicts:
drivers/net/wireless/iwlwifi/iwl-agn.c
drivers/net/wireless/iwlwifi/iwl3945-base.c
Diffstat (limited to 'arch/x86/kernel/acpi/boot.c')
| -rw-r--r-- | arch/x86/kernel/acpi/boot.c | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/arch/x86/kernel/acpi/boot.c b/arch/x86/kernel/acpi/boot.c index d37593c..7678f10 100644 --- a/arch/x86/kernel/acpi/boot.c +++ b/arch/x86/kernel/acpi/boot.c @@ -973,6 +973,29 @@ void __init mp_register_ioapic(int id, u32 address, u32 gsi_base) nr_ioapics++; } +int __init acpi_probe_gsi(void) +{ + int idx; + int gsi; + int max_gsi = 0; + + if (acpi_disabled) + return 0; + + if (!acpi_ioapic) + return 0; + + max_gsi = 0; + for (idx = 0; idx < nr_ioapics; idx++) { + gsi = mp_ioapic_routing[idx].gsi_end; + + if (gsi > max_gsi) + max_gsi = gsi; + } + + return max_gsi + 1; +} + static void assign_to_mp_irq(struct mp_config_intsrc *m, struct mp_config_intsrc *mp_irq) { |
