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authorLinus Torvalds <torvalds@linux-foundation.org>2012-06-30 11:11:58 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2012-06-30 11:11:58 -0700
commitc76760926a802d0b13e0a7c200224ec289611998 (patch)
tree35012f540e1629a0103975755c4b023a4b560500 /arch
parent21f27291f561ff501a8c133714ac89b2f3ccd110 (diff)
parent6eca954e25e8a67e48334e668b9ac7da21fcbc6f (diff)
Merge branch 'release' of git://git.kernel.org/pub/scm/linux/kernel/git/lenb/linux
Pull ACPI & Power Management patches from Len Brown. * 'release' of git://git.kernel.org/pub/scm/linux/kernel/git/lenb/linux: acpi_pad: fix power_saving thread deadlock ACPI video: Still use ACPI backlight control if _DOS doesn't exist ACPI, APEI, Avoid too much error reporting in runtime ACPI: Add a quirk for "AMILO PRO V2030" to ignore the timer overriding ACPI: Remove one board specific WARN when ignoring timer overriding ACPI: Make acpi_skip_timer_override cover all source_irq==0 cases ACPI, x86: fix Dell M6600 ACPI reboot regression via DMI ACPI sysfs.c strlen fix
Diffstat (limited to 'arch')
-rw-r--r--arch/x86/kernel/acpi/boot.c27
-rw-r--r--arch/x86/kernel/reboot.c8
2 files changed, 24 insertions, 11 deletions
diff --git a/arch/x86/kernel/acpi/boot.c b/arch/x86/kernel/acpi/boot.c
index 8afb69319815..b2297e58c6ed 100644
--- a/arch/x86/kernel/acpi/boot.c
+++ b/arch/x86/kernel/acpi/boot.c
@@ -422,12 +422,14 @@ acpi_parse_int_src_ovr(struct acpi_subtable_header * header,
return 0;
}
- if (intsrc->source_irq == 0 && intsrc->global_irq == 2) {
+ if (intsrc->source_irq == 0) {
if (acpi_skip_timer_override) {
- printk(PREFIX "BIOS IRQ0 pin2 override ignored.\n");
+ printk(PREFIX "BIOS IRQ0 override ignored.\n");
return 0;
}
- if (acpi_fix_pin2_polarity && (intsrc->inti_flags & ACPI_MADT_POLARITY_MASK)) {
+
+ if ((intsrc->global_irq == 2) && acpi_fix_pin2_polarity
+ && (intsrc->inti_flags & ACPI_MADT_POLARITY_MASK)) {
intsrc->inti_flags &= ~ACPI_MADT_POLARITY_MASK;
printk(PREFIX "BIOS IRQ0 pin2 override: forcing polarity to high active.\n");
}
@@ -1334,17 +1336,12 @@ static int __init dmi_disable_acpi(const struct dmi_system_id *d)
}
/*
- * Force ignoring BIOS IRQ0 pin2 override
+ * Force ignoring BIOS IRQ0 override
*/
static int __init dmi_ignore_irq0_timer_override(const struct dmi_system_id *d)
{
- /*
- * The ati_ixp4x0_rev() early PCI quirk should have set
- * the acpi_skip_timer_override flag already:
- */
if (!acpi_skip_timer_override) {
- WARN(1, KERN_ERR "ati_ixp4x0 quirk not complete.\n");
- pr_notice("%s detected: Ignoring BIOS IRQ0 pin2 override\n",
+ pr_notice("%s detected: Ignoring BIOS IRQ0 override\n",
d->ident);
acpi_skip_timer_override = 1;
}
@@ -1438,7 +1435,7 @@ static struct dmi_system_id __initdata acpi_dmi_table_late[] = {
* 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
+ * is not connected at all. Force ignoring BIOS IRQ0
* override in that cases.
*/
{
@@ -1473,6 +1470,14 @@ static struct dmi_system_id __initdata acpi_dmi_table_late[] = {
DMI_MATCH(DMI_PRODUCT_NAME, "HP Compaq 6715b"),
},
},
+ {
+ .callback = dmi_ignore_irq0_timer_override,
+ .ident = "FUJITSU SIEMENS",
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "AMILO PRO V2030"),
+ },
+ },
{}
};
diff --git a/arch/x86/kernel/reboot.c b/arch/x86/kernel/reboot.c
index 25b48edb847c..5de92f1abd76 100644
--- a/arch/x86/kernel/reboot.c
+++ b/arch/x86/kernel/reboot.c
@@ -451,6 +451,14 @@ static struct dmi_system_id __initdata reboot_dmi_table[] = {
DMI_MATCH(DMI_PRODUCT_NAME, "OptiPlex 990"),
},
},
+ { /* Handle problems with rebooting on the Precision M6600. */
+ .callback = set_pci_reboot,
+ .ident = "Dell OptiPlex 990",
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
+ DMI_MATCH(DMI_PRODUCT_NAME, "Precision M6600"),
+ },
+ },
{ }
};