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Commit 1d492eb4 authored by Len Brown's avatar Len Brown
Browse files

[ACPI] Merge acpi-2.6.12 branch into 2.6.13-rc3



Signed-off-by: default avatarLen Brown <len.brown@intel.com>
parents 5d2a2207 cbfc1bae
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+5 −1
Original line number Diff line number Diff line
@@ -484,7 +484,11 @@ int acpi_gsi_to_irq(u32 gsi, unsigned int *irq)
	return 0;
}

unsigned int acpi_register_gsi(u32 gsi, int edge_level, int active_high_low)
/*
 * success: return IRQ number (>=0)
 * failure: return < 0
 */
int acpi_register_gsi(u32 gsi, int edge_level, int active_high_low)
{
	unsigned int irq;
	unsigned int plat_gsi = gsi;
+5 −1
Original line number Diff line number Diff line
@@ -563,7 +563,11 @@ acpi_numa_arch_fixup (void)
}
#endif /* CONFIG_ACPI_NUMA */

unsigned int
/*
 * success: return IRQ number (>=0)
 * failure: return < 0
 */
int
acpi_register_gsi (u32 gsi, int edge_level, int active_high_low)
{
	if (has_8259 && gsi < 16)
+15 −9
Original line number Diff line number Diff line
@@ -561,7 +561,7 @@ static inline int vector_is_shared (int vector)
	return (iosapic_intr_info[vector].count > 1);
}

static void
static int
register_intr (unsigned int gsi, int vector, unsigned char delivery,
	       unsigned long polarity, unsigned long trigger)
{
@@ -576,7 +576,7 @@ register_intr (unsigned int gsi, int vector, unsigned char delivery,
	index = find_iosapic(gsi);
	if (index < 0) {
		printk(KERN_WARNING "%s: No IOSAPIC for GSI %u\n", __FUNCTION__, gsi);
		return;
		return -ENODEV;
	}

	iosapic_address = iosapic_lists[index].addr;
@@ -587,7 +587,7 @@ register_intr (unsigned int gsi, int vector, unsigned char delivery,
		rte = iosapic_alloc_rte();
		if (!rte) {
			printk(KERN_WARNING "%s: cannot allocate memory\n", __FUNCTION__);
			return;
			return -ENOMEM;
		}

		rte_index = gsi - gsi_base;
@@ -603,7 +603,7 @@ register_intr (unsigned int gsi, int vector, unsigned char delivery,
		struct iosapic_intr_info *info = &iosapic_intr_info[vector];
		if (info->trigger != trigger || info->polarity != polarity) {
			printk (KERN_WARNING "%s: cannot override the interrupt\n", __FUNCTION__);
			return;
			return -EINVAL;
		}
	}

@@ -623,6 +623,7 @@ register_intr (unsigned int gsi, int vector, unsigned char delivery,
			       __FUNCTION__, vector, idesc->handler->typename, irq_type->typename);
		idesc->handler = irq_type;
	}
	return 0;
}

static unsigned int
@@ -710,7 +711,7 @@ int
iosapic_register_intr (unsigned int gsi,
		       unsigned long polarity, unsigned long trigger)
{
	int vector, mask = 1;
	int vector, mask = 1, err;
	unsigned int dest;
	unsigned long flags;
	struct iosapic_rte_info *rte;
@@ -734,11 +735,11 @@ iosapic_register_intr (unsigned int gsi,
	spin_unlock_irqrestore(&iosapic_lock, flags);

	/* If vector is running out, we try to find a sharable vector */
	vector = assign_irq_vector(AUTO_ASSIGN);
	vector = assign_irq_vector_nopanic(AUTO_ASSIGN);
	if (vector < 0) {
		vector = iosapic_find_sharable_vector(trigger, polarity);
  		if (vector < 0)
			panic("%s: out of interrupt vectors!\n", __FUNCTION__);
			Return -ENOSPC;
	}

	spin_lock_irqsave(&irq_descp(vector)->lock, flags);
@@ -753,8 +754,13 @@ iosapic_register_intr (unsigned int gsi,
		}

		dest = get_target_cpu(gsi, vector);
		register_intr(gsi, vector, IOSAPIC_LOWEST_PRIORITY,
		err = register_intr(gsi, vector, IOSAPIC_LOWEST_PRIORITY,
			      polarity, trigger);
		if (err < 0) {
			spin_unlock(&iosapic_lock);
			spin_unlock_irqrestore(&irq_descp(vector)->lock, flags);
			return err;
		}

		/*
		 * If the vector is shared and already unmasked for
+3 −5
Original line number Diff line number Diff line
@@ -154,12 +154,10 @@ config ACPI_PROCESSOR
	  support it.

config ACPI_HOTPLUG_CPU
	bool "Processor Hotplug (EXPERIMENTAL)"
	depends on ACPI_PROCESSOR && HOTPLUG_CPU && EXPERIMENTAL
	bool
	depends on ACPI_PROCESSOR && HOTPLUG_CPU
	select ACPI_CONTAINER
	default n
	 ---help---
	 Select this option if your platform support physical CPU hotplug.
	default y

config ACPI_THERMAL
	tristate "Thermal Zone"
+8 −1
Original line number Diff line number Diff line
@@ -424,6 +424,7 @@ acpi_pci_irq_enable (
	int			edge_level = ACPI_LEVEL_SENSITIVE;
	int			active_high_low = ACPI_ACTIVE_LOW;
	char			*link = NULL;
	int			rc;

	ACPI_FUNCTION_TRACE("acpi_pci_irq_enable");

@@ -476,7 +477,13 @@ acpi_pci_irq_enable (
		}
 	}

	dev->irq = acpi_register_gsi(irq, edge_level, active_high_low);
	rc = acpi_register_gsi(irq, edge_level, active_high_low);
	if (rc < 0) {
		printk(KERN_WARNING PREFIX "PCI Interrupt %s[%c]: failed "
		       "to register GSI\n", pci_name(dev), ('A' + pin));
		return_VALUE(rc);
	}
	dev->irq = rc;

	printk(KERN_INFO PREFIX "PCI Interrupt %s[%c] -> ",
		pci_name(dev), 'A' + pin);
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