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Subject[tip:x86/irq] x86, ioapic: Fix the types of gsi values
Commit-ID:  eddb0c55a14074d6bac8c2ef169aefd7e2c6f139
Gitweb: http://git.kernel.org/tip/eddb0c55a14074d6bac8c2ef169aefd7e2c6f139
Author: Eric W. Biederman <ebiederm@xmission.com>
AuthorDate: Tue, 30 Mar 2010 01:07:09 -0700
Committer: H. Peter Anvin <hpa@zytor.com>
CommitDate: Tue, 4 May 2010 13:34:52 -0700

x86, ioapic: Fix the types of gsi values

This patches fixes the types of gsi_base and gsi_end values in
struct mp_ioapic_gsi, and the gsi parameter of mp_find_ioapic
and mp_find_ioapic_pin

A gsi is cannonically a u32, not an int.

Signed-off-by: Eric W. Biederman <ebiederm@xmission.com>
LKML-Reference: <1269936436-7039-8-git-send-email-ebiederm@xmission.com>
Signed-off-by: H. Peter Anvin <hpa@zytor.com>
---
arch/x86/include/asm/io_apic.h | 10 +++++-----
arch/x86/kernel/apic/io_apic.c | 4 ++--
2 files changed, 7 insertions(+), 7 deletions(-)

diff --git a/arch/x86/include/asm/io_apic.h b/arch/x86/include/asm/io_apic.h
index 35832a0..feeaf0d 100644
--- a/arch/x86/include/asm/io_apic.h
+++ b/arch/x86/include/asm/io_apic.h
@@ -180,12 +180,12 @@ extern void ioapic_write_entry(int apic, int pin,
extern void setup_ioapic_ids_from_mpc(void);

struct mp_ioapic_gsi{
- int gsi_base;
- int gsi_end;
+ u32 gsi_base;
+ u32 gsi_end;
};
extern struct mp_ioapic_gsi mp_gsi_routing[];
-int mp_find_ioapic(int gsi);
-int mp_find_ioapic_pin(int ioapic, int gsi);
+int mp_find_ioapic(u32 gsi);
+int mp_find_ioapic_pin(int ioapic, u32 gsi);
void __init mp_register_ioapic(int id, u32 address, u32 gsi_base);
extern void __init pre_init_apic_IRQ0(void);

@@ -197,7 +197,7 @@ static const int timer_through_8259 = 0;
static inline void ioapic_init_mappings(void) { }
static inline void ioapic_insert_resources(void) { }
static inline void probe_nr_irqs_gsi(void) { }
-static inline int mp_find_ioapic(int gsi) { return 0; }
+static inline int mp_find_ioapic(u32 gsi) { return 0; }

struct io_apic_irq_attr;
static inline int io_apic_set_pci_routing(struct device *dev, int irq,
diff --git a/arch/x86/kernel/apic/io_apic.c b/arch/x86/kernel/apic/io_apic.c
index 0a053e6..9ab9762 100644
--- a/arch/x86/kernel/apic/io_apic.c
+++ b/arch/x86/kernel/apic/io_apic.c
@@ -4247,7 +4247,7 @@ void __init ioapic_insert_resources(void)
}
}

-int mp_find_ioapic(int gsi)
+int mp_find_ioapic(u32 gsi)
{
int i = 0;

@@ -4262,7 +4262,7 @@ int mp_find_ioapic(int gsi)
return -1;
}

-int mp_find_ioapic_pin(int ioapic, int gsi)
+int mp_find_ioapic_pin(int ioapic, u32 gsi)
{
if (WARN_ON(ioapic == -1))
return -1;

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