diff options
| author | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2015-02-02 09:10:17 -0800 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2015-02-02 09:10:17 -0800 |
| commit | b3a54bf9ed76dff9dd26e1fc719431fb14604a8a (patch) | |
| tree | 38d2b3f00c71a881f303a06dfe361c9d6d591014 /arch/x86/kernel/acpi/boot.c | |
| parent | c99197902da284b4b723451c1471c45b18537cde (diff) | |
| parent | e36f014edff70fc02b3d3d79cead1d58f289332e (diff) | |
Merge 3.19-rc7 into usb-next
We want the USB fixes in here to make merges easier.
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'arch/x86/kernel/acpi/boot.c')
| -rw-r--r-- | arch/x86/kernel/acpi/boot.c | 26 |
1 files changed, 13 insertions, 13 deletions
diff --git a/arch/x86/kernel/acpi/boot.c b/arch/x86/kernel/acpi/boot.c index d1626364a28..b9e30daa088 100644 --- a/arch/x86/kernel/acpi/boot.c +++ b/arch/x86/kernel/acpi/boot.c @@ -611,20 +611,20 @@ void __init acpi_pic_sci_set_trigger(unsigned int irq, u16 trigger) int acpi_gsi_to_irq(u32 gsi, unsigned int *irqp) { - int irq; - - if (acpi_irq_model == ACPI_IRQ_MODEL_PIC) { - *irqp = gsi; - } else { - mutex_lock(&acpi_ioapic_lock); - irq = mp_map_gsi_to_irq(gsi, - IOAPIC_MAP_ALLOC | IOAPIC_MAP_CHECK); - mutex_unlock(&acpi_ioapic_lock); - if (irq < 0) - return -1; - *irqp = irq; + int rc, irq, trigger, polarity; + + rc = acpi_get_override_irq(gsi, &trigger, &polarity); + if (rc == 0) { + trigger = trigger ? ACPI_LEVEL_SENSITIVE : ACPI_EDGE_SENSITIVE; + polarity = polarity ? ACPI_ACTIVE_LOW : ACPI_ACTIVE_HIGH; + irq = acpi_register_gsi(NULL, gsi, trigger, polarity); + if (irq >= 0) { + *irqp = irq; + return 0; + } } - return 0; + + return -1; } EXPORT_SYMBOL_GPL(acpi_gsi_to_irq); |