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| author | Rafael J. Wysocki <rjw@sisk.pl> | 2008-07-12 02:50:15 +0200 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2008-07-12 06:44:58 +0200 |
| commit | da1f29f5dfcc8641f9ff6f3deaa9f03b57e63229 (patch) | |
| tree | 11c21425a4b0822d6fab7faa4f9da7717fe31b15 /arch/x86/kernel/acpi | |
| parent | 6c82a000a29b93541b5b7db597a083c069755cc9 (diff) | |
| download | kernel-crypto-da1f29f5dfcc8641f9ff6f3deaa9f03b57e63229.tar.gz kernel-crypto-da1f29f5dfcc8641f9ff6f3deaa9f03b57e63229.tar.xz kernel-crypto-da1f29f5dfcc8641f9ff6f3deaa9f03b57e63229.zip | |
x86: remove conflicting nx6325 and nx6125 quirks
We have two conflicting DMA-based quirks in there for the same set of
boxes (HP nx6325 and nx6125) and one of them actually breaks my box.
So remove the extra code.
Signed-off-by: Rafael J. Wysocki <rjw@sisk.pl>
Cc: Stephen Rothwell <sfr@canb.auug.org.au>
Cc: =?iso-8859-1?q?T=F6r=F6k_Edwin?= <edwintorok@gmail.com>
Cc: Vegard Nossum <vegard.nossum@gmail.com>
Cc: Andreas Herrmann <andreas.herrmann3@amd.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'arch/x86/kernel/acpi')
| -rw-r--r-- | arch/x86/kernel/acpi/boot.c | 47 |
1 files changed, 0 insertions, 47 deletions
diff --git a/arch/x86/kernel/acpi/boot.c b/arch/x86/kernel/acpi/boot.c index 9c981c4a364..785700a08e9 100644 --- a/arch/x86/kernel/acpi/boot.c +++ b/arch/x86/kernel/acpi/boot.c @@ -84,8 +84,6 @@ int acpi_lapic; int acpi_ioapic; int acpi_strict; -static int disable_irq0_through_ioapic __initdata; - u8 acpi_sci_flags __initdata; int acpi_sci_override_gsi __initdata; int acpi_skip_timer_override __initdata; @@ -982,10 +980,6 @@ void __init mp_override_legacy_irq(u8 bus_irq, u8 polarity, u8 trigger, u32 gsi) int pin; struct mp_config_intsrc mp_irq; - /* Skip the 8254 timer interrupt (IRQ 0) if requested. */ - if (bus_irq == 0 && disable_irq0_through_ioapic) - return; - /* * Convert 'gsi' to 'ioapic.pin'. */ @@ -1052,10 +1046,6 @@ void __init mp_config_acpi_legacy_irqs(void) for (i = 0; i < 16; i++) { int idx; - /* Skip the 8254 timer interrupt (IRQ 0) if requested. */ - if (i == 0 && disable_irq0_through_ioapic) - continue; - for (idx = 0; idx < mp_irq_entries; idx++) { struct mp_config_intsrc *irq = mp_irqs + idx; @@ -1413,17 +1403,6 @@ static int __init force_acpi_ht(const struct dmi_system_id *d) } /* - * Don't register any I/O APIC entries for the 8254 timer IRQ. - */ -static int __init -dmi_disable_irq0_through_ioapic(const struct dmi_system_id *d) -{ - pr_notice("%s detected: disabling IRQ 0 through I/O APIC\n", d->ident); - disable_irq0_through_ioapic = 1; - return 0; -} - -/* * Force ignoring BIOS IRQ0 pin2 override */ static int __init dmi_ignore_irq0_timer_override(const struct dmi_system_id *d) @@ -1608,32 +1587,6 @@ static struct dmi_system_id __initdata acpi_dmi_table[] = { * is enabled. This input is incorrectly designated the * ISA IRQ 0 via an interrupt source override even though * it is wired to the output of the master 8259A and INTIN0 - * is not connected at all. Abandon any attempts to route - * IRQ 0 through the I/O APIC therefore. - */ - { - .callback = dmi_disable_irq0_through_ioapic, - .ident = "HP NX6125 laptop", - .matches = { - DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"), - DMI_MATCH(DMI_PRODUCT_NAME, "HP Compaq nx6125"), - }, - }, - { - .callback = dmi_disable_irq0_through_ioapic, - .ident = "HP NX6325 laptop", - .matches = { - DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"), - DMI_MATCH(DMI_PRODUCT_NAME, "HP Compaq nx6325"), - }, - }, - /* - * HP laptops which use a DSDT reporting as HP/SB400/10000, - * which includes some code which overrides all temperature - * trip points to 16C if the INTIN2 input of the I/O APIC - * is enabled. This input is incorrectly designated the - * ISA IRQ 0 via an interrupt source override even though - * it is wired to the output of the master 8259A and INTIN0 * is not connected at all. Force ignoring BIOS IRQ0 pin2 * override in that cases. */ |