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authorLinus Torvalds <torvalds@linux-foundation.org>2008-11-12 10:24:46 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2008-11-12 10:24:46 -0800
commit08c1184fa2b785f23453b8cbb43f86b409cde3a6 (patch)
treef3d529d72ecdbf3f6ee1d245a6d9b099408fc259 /drivers/acpi/pci_link.c
parentf21f237cf55494c3a4209de323281a3b0528da10 (diff)
parentd1876ba4dead6ace7e9fbf16f83397e6486d0dfe (diff)
Merge branch 'release' of git://git.kernel.org/pub/scm/linux/kernel/git/lenb/linux-acpi-2.6
* 'release' of git://git.kernel.org/pub/scm/linux/kernel/git/lenb/linux-acpi-2.6: (47 commits) ACPI: pci_link: remove acpi_irq_balance_set() interface fujitsu-laptop: Add DMI callback for Lifebook S6420 ACPI: EC: Don't do transaction from GPE handler in poll mode. ACPI: EC: lower interrupt storm treshold ACPICA: Use spinlock for acpi_{en|dis}able_gpe ACPI: EC: restart failed command ACPI: EC: wait for last write gpe ACPI: EC: make kernel messages more useful when GPE storm is detected ACPI: EC: revert msleep patch thinkpad_acpi: fingers off backlight if video.ko is serving this functionality sony-laptop: fingers off backlight if video.ko is serving this functionality msi-laptop: fingers off backlight if video.ko is serving this functionality fujitsu-laptop: fingers off backlight if video.ko is serving this functionality eeepc-laptop: fingers off backlight if video.ko is serving this functionality compal: fingers off backlight if video.ko is serving this functionality asus-acpi: fingers off backlight if video.ko is serving this functionality Acer-WMI: fingers off backlight if video.ko is serving this functionality ACPI video: if no ACPI backlight support, use vendor drivers ACPI: video: Ignore devices that aren't present in hardware Delete an unwanted return statement at evgpe.c ...
Diffstat (limited to 'drivers/acpi/pci_link.c')
-rw-r--r--drivers/acpi/pci_link.c11
1 files changed, 9 insertions, 2 deletions
diff --git a/drivers/acpi/pci_link.c b/drivers/acpi/pci_link.c
index fcfdef7b4fdd..e52ad91ce2dc 100644
--- a/drivers/acpi/pci_link.c
+++ b/drivers/acpi/pci_link.c
@@ -531,7 +531,7 @@ int __init acpi_irq_penalty_init(void)
return 0;
}
-static int acpi_irq_balance; /* 0: static, 1: balance */
+static int acpi_irq_balance = -1; /* 0: static, 1: balance */
static int acpi_pci_link_allocate(struct acpi_pci_link *link)
{
@@ -950,10 +950,17 @@ device_initcall(irqrouter_init_sysfs);
static int __init acpi_pci_link_init(void)
{
-
if (acpi_noirq)
return 0;
+ if (acpi_irq_balance == -1) {
+ /* no command line switch: enable balancing in IOAPIC mode */
+ if (acpi_irq_model == ACPI_IRQ_MODEL_IOAPIC)
+ acpi_irq_balance = 1;
+ else
+ acpi_irq_balance = 0;
+ }
+
acpi_link.count = 0;
INIT_LIST_HEAD(&acpi_link.entries);