x86_io_apic_ops.write is always set to native_io_apic_write(),
and nobody overrides it. So get rid of the indirection by changing
native_io_apic_write() as io_apic_write() and killing
x86_io_apic_ops.write.
Do the same for x86_io_apic_ops.modify and native_io_apic_modify().
Signed-off-by: Jiang Liu <jiang.liu@xxxxxxxxxxxxxxx>
---
arch/x86/include/asm/io_apic.h | 13 -------------
arch/x86/include/asm/x86_init.h | 2 --
arch/x86/kernel/apic/io_apic.c | 6 ++++--
arch/x86/kernel/x86_init.c | 2 --
4 files changed, 4 insertions(+), 19 deletions(-)
diff --git a/arch/x86/include/asm/io_apic.h b/arch/x86/include/asm/io_apic.h
index c2c1a8b7f39d..e978dc335eea 100644
--- a/arch/x86/include/asm/io_apic.h
+++ b/arch/x86/include/asm/io_apic.h
@@ -209,8 +209,6 @@ extern void disable_ioapic_support(void);
extern void __init native_io_apic_init_mappings(void);
extern unsigned int native_io_apic_read(unsigned int apic, unsigned int reg);
-extern void native_io_apic_write(unsigned int apic, unsigned int reg, unsigned int val);
-extern void native_io_apic_modify(unsigned int apic, unsigned int reg, unsigned int val);
extern void native_disable_io_apic(void);
static inline unsigned int io_apic_read(unsigned int apic, unsigned int reg)
@@ -218,15 +216,6 @@ static inline unsigned int io_apic_read(unsigned int apic, unsigned int reg)
return x86_io_apic_ops.read(apic, reg);
}
-static inline void io_apic_write(unsigned int apic, unsigned int reg, unsigned int value)
-{
- x86_io_apic_ops.write(apic, reg, value);
-}
-static inline void io_apic_modify(unsigned int apic, unsigned int reg, unsigned int value)
-{
- x86_io_apic_ops.modify(apic, reg, value);
-}
-
extern void setup_IO_APIC(void);
extern void enable_IO_APIC(void);
extern void disable_IO_APIC(void);
@@ -268,8 +257,6 @@ static inline void mp_save_irq(struct mpc_intsrc *m) { };
static inline void disable_ioapic_support(void) { }
#define native_io_apic_init_mappings NULL
#define native_io_apic_read NULL
-#define native_io_apic_write NULL
-#define native_io_apic_modify NULL
#define native_disable_io_apic NULL
#endif
diff --git a/arch/x86/include/asm/x86_init.h b/arch/x86/include/asm/x86_init.h
index 3755cd2bbb94..398717e7493d 100644
--- a/arch/x86/include/asm/x86_init.h
+++ b/arch/x86/include/asm/x86_init.h
@@ -185,8 +185,6 @@ struct x86_msi_ops {
struct x86_io_apic_ops {
void (*init) (void);
unsigned int (*read) (unsigned int apic, unsigned int reg);
- void (*write) (unsigned int apic, unsigned int reg, unsigned int value);
- void (*modify) (unsigned int apic, unsigned int reg, unsigned int value);
void (*disable)(void);
};
diff --git a/arch/x86/kernel/apic/io_apic.c b/arch/x86/kernel/apic/io_apic.c
index 2ccccfdbb682..f55ab3a8de08 100644
--- a/arch/x86/kernel/apic/io_apic.c
+++ b/arch/x86/kernel/apic/io_apic.c
@@ -299,7 +299,8 @@ unsigned int native_io_apic_read(unsigned int apic, unsigned int reg)
return readl(&io_apic->data);
}
-void native_io_apic_write(unsigned int apic, unsigned int reg, unsigned int value)
+static void io_apic_write(unsigned int apic, unsigned int reg,
+ unsigned int value)
{
struct io_apic __iomem *io_apic = io_apic_base(apic);
@@ -313,7 +314,8 @@ void native_io_apic_write(unsigned int apic, unsigned int reg, unsigned int valu
*
* Older SiS APIC requires we rewrite the index register
*/
-void native_io_apic_modify(unsigned int apic, unsigned int reg, unsigned int value)
+static void io_apic_modify(unsigned int apic, unsigned int reg,
+ unsigned int value)
{
struct io_apic __iomem *io_apic = io_apic_base(apic);
diff --git a/arch/x86/kernel/x86_init.c b/arch/x86/kernel/x86_init.c
index ac2b604c00ec..30140bdf6d62 100644
--- a/arch/x86/kernel/x86_init.c
+++ b/arch/x86/kernel/x86_init.c
@@ -151,7 +151,5 @@ u32 arch_msix_mask_irq(struct msi_desc *desc, u32 flag)
struct x86_io_apic_ops x86_io_apic_ops = {
.init = native_io_apic_init_mappings,
.read = native_io_apic_read,
- .write = native_io_apic_write,
- .modify = native_io_apic_modify,
.disable = native_disable_io_apic,
};
--
1.7.10.4
--
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