Merge branch 'suspend' into release

[linux-2.6-omap-h63xx.git] / arch / x86 / kernel / acpi / boot.c

diff --git a/arch/x86/kernel/acpi/boot.c b/arch/x86/kernel/acpi/boot.c
index 0d1c26a583c59fb3329503b0f44d15fe148ec122..39ae3d0e3a4a7e0cf6521bbbea5bd05058e152cd 100644 (file)
--- a/arch/x86/kernel/acpi/boot.c
+++ b/arch/x86/kernel/acpi/boot.c
@@ -47,7 +47,7 @@
 #endif
 
 static int __initdata acpi_force = 0;
-
+u32 acpi_rsdt_forced;
 #ifdef CONFIG_ACPI
 int acpi_disabled = 0;
 #else
@@ -153,12 +153,13 @@ char *__init __acpi_map_table(unsigned long phys, unsigned long size)
 }
 
 #ifdef CONFIG_PCI_MMCONFIG
+
+static int acpi_mcfg_64bit_base_addr __initdata = FALSE;
+
 /* The physical address of the MMCONFIG aperture.  Set from ACPI tables. */
 struct acpi_mcfg_allocation *pci_mmcfg_config;
 int pci_mmcfg_config_num;
 
-static int acpi_mcfg_64bit_base_addr __initdata = FALSE;
-
 static int __init acpi_mcfg_oem_check(struct acpi_table_mcfg *mcfg)
 {
        if (!strcmp(mcfg->header.oem_id, "SGI"))
@@ -1136,7 +1137,7 @@ int mp_register_gsi(u32 gsi, int triggering, int polarity)
                return gsi;
        }
        if (test_bit(ioapic_pin, mp_ioapic_routing[ioapic].pin_programmed)) {
-               pr_debug(KERN_DEBUG "Pin %d-%d already programmed\n",
+               pr_debug("Pin %d-%d already programmed\n",
                         mp_ioapic_routing[ioapic].apic_id, ioapic_pin);
 #ifdef CONFIG_X86_32
                return (gsi < IRQ_COMPRESSION_START ? gsi : gsi_to_irq[gsi]);
@@ -1342,7 +1343,6 @@ static void __init acpi_process_madt(void)
                        error = acpi_parse_madt_ioapic_entries();
                        if (!error) {
                                acpi_irq_model = ACPI_IRQ_MODEL_IOAPIC;
-                               acpi_irq_balance_set(NULL);
                                acpi_ioapic = 1;
 
                                smp_found_config = 1;
@@ -1359,6 +1359,17 @@ static void __init acpi_process_madt(void)
                               "Invalid BIOS MADT, disabling ACPI\n");
                        disable_acpi();
                }
+       } else {
+               /*
+                * ACPI found no MADT, and so ACPI wants UP PIC mode.
+                * In the event an MPS table was found, forget it.
+                * Boot with "acpi=off" to use MPS on such a system.
+                */
+               if (smp_found_config) {
+                       printk(KERN_WARNING PREFIX
+                               "No APIC-table, disabling MPS\n");
+                       smp_found_config = 0;
+               }
        }
 #endif
        return;
@@ -1598,6 +1609,11 @@ static struct dmi_system_id __initdata acpi_dmi_table[] = {
                     DMI_MATCH(DMI_PRODUCT_NAME, "TravelMate 360"),
                     },
         },
+       {}
+};
+
+/* second table for DMI checks that should run after early-quirks */
+static struct dmi_system_id __initdata acpi_dmi_table_late[] = {
        /*
         * HP laptops which use a DSDT reporting as HP/SB400/10000,
         * which includes some code which overrides all temperature
@@ -1726,6 +1742,9 @@ int __init early_acpi_boot_init(void)
 
 int __init acpi_boot_init(void)
 {
+       /* those are executed after early-quirks are executed */
+       dmi_check_system(acpi_dmi_table_late);
+
        /*
         * If acpi_disabled, bail out
         * One exception: acpi=ht continues far enough to enumerate LAPICs
@@ -1775,6 +1794,10 @@ static int __init parse_acpi(char *arg)
                        disable_acpi();
                acpi_ht = 1;
        }
+       /* acpi=rsdt use RSDT instead of XSDT */
+       else if (strcmp(arg, "rsdt") == 0) {
+               acpi_rsdt_forced = 1;
+       }
        /* "acpi=noirq" disables ACPI interrupt routing */
        else if (strcmp(arg, "noirq") == 0) {
                acpi_noirq_set();