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authorYinghai Lu <yinghai@kernel.org>2009-04-27 18:01:20 -0700
committerIngo Molnar <mingo@elte.hu>2009-04-28 12:21:17 +0200
commita2f809b08ae4dddc1015c7dcd8659e5729e45b3e (patch)
tree319895181d8004eca93606949fac10ef14a4b1b1
parent85ac16d033370caf6f48d743c8dc8103700f5cc5 (diff)
downloadlinux-a2f809b08ae4dddc1015c7dcd8659e5729e45b3e.tar.bz2
irq: change ACPI GSI APIs to also take a device argument
We want to use dev_to_node() later on, to be aware of the 'home node' of the GSI in question. [ Impact: cleanup, prepare the IRQ code to be more NUMA aware ] Signed-off-by: Yinghai Lu <yinghai@kernel.org> Acked-by: Len Brown <lenb@kernel.org> Cc: Andrew Morton <akpm@linux-foundation.org> Cc: Suresh Siddha <suresh.b.siddha@intel.com> Cc: "Eric W. Biederman" <ebiederm@xmission.com> Cc: Rusty Russell <rusty@rustcorp.com.au> Cc: Len Brown <lenb@kernel.org> Cc: Bjorn Helgaas <bjorn.helgaas@hp.com> Cc: Tony Luck <tony.luck@intel.com> Cc: linux-acpi@vger.kernel.org Cc: linux-ia64@vger.kernel.org LKML-Reference: <49F65560.20904@kernel.org> Signed-off-by: Ingo Molnar <mingo@elte.hu>
-rw-r--r--arch/ia64/kernel/acpi.c5
-rw-r--r--arch/x86/include/asm/io_apic.h4
-rw-r--r--arch/x86/include/asm/mpspec.h4
-rw-r--r--arch/x86/kernel/acpi/boot.c8
-rw-r--r--arch/x86/kernel/apic/io_apic.c3
-rw-r--r--drivers/acpi/pci_irq.c5
-rw-r--r--drivers/char/hpet.c4
-rw-r--r--drivers/pnp/pnpacpi/rsparser.c2
-rw-r--r--include/linux/acpi.h2
9 files changed, 21 insertions, 16 deletions
diff --git a/arch/ia64/kernel/acpi.c b/arch/ia64/kernel/acpi.c
index 5510317db37b..baec6f00f7f3 100644
--- a/arch/ia64/kernel/acpi.c
+++ b/arch/ia64/kernel/acpi.c
@@ -636,7 +636,7 @@ void __init acpi_numa_arch_fixup(void)
* success: return IRQ number (>=0)
* failure: return < 0
*/
-int acpi_register_gsi(u32 gsi, int triggering, int polarity)
+int acpi_register_gsi(struct device *dev, u32 gsi, int triggering, int polarity)
{
if (acpi_irq_model == ACPI_IRQ_MODEL_PLATFORM)
return gsi;
@@ -678,7 +678,8 @@ static int __init acpi_parse_fadt(struct acpi_table_header *table)
fadt = (struct acpi_table_fadt *)fadt_header;
- acpi_register_gsi(fadt->sci_interrupt, ACPI_LEVEL_SENSITIVE, ACPI_ACTIVE_LOW);
+ acpi_register_gsi(NULL, fadt->sci_interrupt, ACPI_LEVEL_SENSITIVE,
+ ACPI_ACTIVE_LOW);
return 0;
}
diff --git a/arch/x86/include/asm/io_apic.h b/arch/x86/include/asm/io_apic.h
index 9d826e436010..07f2913ba5de 100644
--- a/arch/x86/include/asm/io_apic.h
+++ b/arch/x86/include/asm/io_apic.h
@@ -154,8 +154,8 @@ extern int timer_through_8259;
extern int io_apic_get_unique_id(int ioapic, int apic_id);
extern int io_apic_get_version(int ioapic);
extern int io_apic_get_redir_entries(int ioapic);
-extern int io_apic_set_pci_routing(int ioapic, int pin, int irq,
- int edge_level, int active_high_low);
+extern int io_apic_set_pci_routing(struct device *dev, int ioapic, int pin,
+ int irq, int edge_level, int active_high_low);
#endif /* CONFIG_ACPI */
extern int (*ioapic_renumber_irq)(int ioapic, int irq);
diff --git a/arch/x86/include/asm/mpspec.h b/arch/x86/include/asm/mpspec.h
index 642fc7fc8cdc..3ea1f531f532 100644
--- a/arch/x86/include/asm/mpspec.h
+++ b/arch/x86/include/asm/mpspec.h
@@ -72,7 +72,9 @@ extern void mp_register_ioapic(int id, u32 address, u32 gsi_base);
extern void mp_override_legacy_irq(u8 bus_irq, u8 polarity, u8 trigger,
u32 gsi);
extern void mp_config_acpi_legacy_irqs(void);
-extern int mp_register_gsi(u32 gsi, int edge_level, int active_high_low);
+struct device;
+extern int mp_register_gsi(struct device *dev, u32 gsi, int edge_level,
+ int active_high_low);
extern int acpi_probe_gsi(void);
#ifdef CONFIG_X86_IO_APIC
extern int mp_config_acpi_gsi(unsigned char number, unsigned int devfn, u8 pin,
diff --git a/arch/x86/kernel/acpi/boot.c b/arch/x86/kernel/acpi/boot.c
index 723989d7f802..6ee96b5530f1 100644
--- a/arch/x86/kernel/acpi/boot.c
+++ b/arch/x86/kernel/acpi/boot.c
@@ -522,7 +522,7 @@ int acpi_gsi_to_irq(u32 gsi, unsigned int *irq)
* success: return IRQ number (>=0)
* failure: return < 0
*/
-int acpi_register_gsi(u32 gsi, int triggering, int polarity)
+int acpi_register_gsi(struct device *dev, u32 gsi, int triggering, int polarity)
{
unsigned int irq;
unsigned int plat_gsi = gsi;
@@ -539,7 +539,7 @@ int acpi_register_gsi(u32 gsi, int triggering, int polarity)
#ifdef CONFIG_X86_IO_APIC
if (acpi_irq_model == ACPI_IRQ_MODEL_IOAPIC) {
- plat_gsi = mp_register_gsi(gsi, triggering, polarity);
+ plat_gsi = mp_register_gsi(dev, gsi, triggering, polarity);
}
#endif
acpi_gsi_to_irq(plat_gsi, &irq);
@@ -1158,7 +1158,7 @@ void __init mp_config_acpi_legacy_irqs(void)
}
}
-int mp_register_gsi(u32 gsi, int triggering, int polarity)
+int mp_register_gsi(struct device *dev, u32 gsi, int triggering, int polarity)
{
int ioapic;
int ioapic_pin;
@@ -1253,7 +1253,7 @@ int mp_register_gsi(u32 gsi, int triggering, int polarity)
}
}
#endif
- io_apic_set_pci_routing(ioapic, ioapic_pin, gsi,
+ io_apic_set_pci_routing(dev, ioapic, ioapic_pin, gsi,
triggering == ACPI_EDGE_SENSITIVE ? 0 : 1,
polarity == ACPI_ACTIVE_HIGH ? 0 : 1);
return gsi;
diff --git a/arch/x86/kernel/apic/io_apic.c b/arch/x86/kernel/apic/io_apic.c
index 560b887ba27c..d9346622601b 100644
--- a/arch/x86/kernel/apic/io_apic.c
+++ b/arch/x86/kernel/apic/io_apic.c
@@ -3958,7 +3958,8 @@ int __init io_apic_get_version(int ioapic)
}
#endif
-int io_apic_set_pci_routing (int ioapic, int pin, int irq, int triggering, int polarity)
+int io_apic_set_pci_routing(struct device *dev, int ioapic, int pin, int irq,
+ int triggering, int polarity)
{
struct irq_desc *desc;
struct irq_cfg *cfg;
diff --git a/drivers/acpi/pci_irq.c b/drivers/acpi/pci_irq.c
index 51b9f8280f88..2faa9e2ac893 100644
--- a/drivers/acpi/pci_irq.c
+++ b/drivers/acpi/pci_irq.c
@@ -401,7 +401,8 @@ int acpi_pci_irq_enable(struct pci_dev *dev)
/* Interrupt Line values above 0xF are forbidden */
if (dev->irq > 0 && (dev->irq <= 0xF)) {
printk(" - using IRQ %d\n", dev->irq);
- acpi_register_gsi(dev->irq, ACPI_LEVEL_SENSITIVE,
+ acpi_register_gsi(&dev->dev, dev->irq,
+ ACPI_LEVEL_SENSITIVE,
ACPI_ACTIVE_LOW);
return 0;
} else {
@@ -410,7 +411,7 @@ int acpi_pci_irq_enable(struct pci_dev *dev)
}
}
- rc = acpi_register_gsi(gsi, triggering, polarity);
+ rc = acpi_register_gsi(&dev->dev, gsi, triggering, polarity);
if (rc < 0) {
dev_warn(&dev->dev, "PCI INT %c: failed to register GSI\n",
pin_name(pin));
diff --git a/drivers/char/hpet.c b/drivers/char/hpet.c
index 340ba4f9dc54..4a9f3492b921 100644
--- a/drivers/char/hpet.c
+++ b/drivers/char/hpet.c
@@ -224,7 +224,7 @@ static void hpet_timer_set_irq(struct hpet_dev *devp)
break;
}
- gsi = acpi_register_gsi(irq, ACPI_LEVEL_SENSITIVE,
+ gsi = acpi_register_gsi(NULL, irq, ACPI_LEVEL_SENSITIVE,
ACPI_ACTIVE_LOW);
if (gsi > 0)
break;
@@ -939,7 +939,7 @@ static acpi_status hpet_resources(struct acpi_resource *res, void *data)
irqp = &res->data.extended_irq;
for (i = 0; i < irqp->interrupt_count; i++) {
- irq = acpi_register_gsi(irqp->interrupts[i],
+ irq = acpi_register_gsi(NULL, irqp->interrupts[i],
irqp->triggering, irqp->polarity);
if (irq < 0)
return AE_ERROR;
diff --git a/drivers/pnp/pnpacpi/rsparser.c b/drivers/pnp/pnpacpi/rsparser.c
index adf17856bacc..7f207f335bec 100644
--- a/drivers/pnp/pnpacpi/rsparser.c
+++ b/drivers/pnp/pnpacpi/rsparser.c
@@ -123,7 +123,7 @@ static void pnpacpi_parse_allocated_irqresource(struct pnp_dev *dev,
}
flags = irq_flags(triggering, polarity, shareable);
- irq = acpi_register_gsi(gsi, triggering, polarity);
+ irq = acpi_register_gsi(&dev->dev, gsi, triggering, polarity);
if (irq >= 0)
pcibios_penalize_isa_irq(irq, 1);
else
diff --git a/include/linux/acpi.h b/include/linux/acpi.h
index 88be890ee3c7..51b4b0a5ce8c 100644
--- a/include/linux/acpi.h
+++ b/include/linux/acpi.h
@@ -119,7 +119,7 @@ extern int pci_mmcfg_config_num;
extern int sbf_port;
extern unsigned long acpi_realmode_flags;
-int acpi_register_gsi (u32 gsi, int triggering, int polarity);
+int acpi_register_gsi (struct device *dev, u32 gsi, int triggering, int polarity);
int acpi_gsi_to_irq (u32 gsi, unsigned int *irq);
#ifdef CONFIG_X86_IO_APIC