[Patch Part2 v4 04/33] x86/irq: Kill x86_io_apic_ops.setup_entry and related interfaces

From: Jiang Liu
Date: Tue Jan 20 2015 - 00:50:22 EST


Now there is no user of x86_io_apic_ops.setup_entry anymore, so kill it.

Signed-off-by: Jiang Liu <jiang.liu@xxxxxxxxxxxxxxx>
Cc: Konrad Rzeszutek Wilk <konrad.wilk@xxxxxxxxxx>
Cc: Tony Luck <tony.luck@xxxxxxxxx>
Cc: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
Cc: iommu@xxxxxxxxxxxxxxxxxxxxxxxxxx
Cc: Bjorn Helgaas <bhelgaas@xxxxxxxxxx>
Cc: Benjamin Herrenschmidt <benh@xxxxxxxxxxxxxxxxxxx>
Cc: Rafael J. Wysocki <rjw@xxxxxxxxxxxxx>
Cc: Randy Dunlap <rdunlap@xxxxxxxxxxxxx>
Cc: Yinghai Lu <yinghai@xxxxxxxxxx>
Cc: Borislav Petkov <bp@xxxxxxxxx>
Cc: Joerg Roedel <joro@xxxxxxxxxx>
Cc: Yijing Wang <wangyijing@xxxxxxxxxx>
Cc: Grant Likely <grant.likely@xxxxxxxxxx>
Link: http://lkml.kernel.org/r/1416901802-24211-14-git-send-email-jiang.liu@xxxxxxxxxxxxxxx
Signed-off-by: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
Tested-by: Joerg Roedel <jroedel@xxxxxxx>
---
arch/x86/include/asm/io_apic.h | 4 ----
arch/x86/include/asm/irq_remapping.h | 13 -------------
arch/x86/include/asm/x86_init.h | 3 ---
arch/x86/kernel/apic/io_apic.c | 24 ------------------------
arch/x86/kernel/x86_init.c | 1 -
drivers/iommu/irq_remapping.c | 13 -------------
6 files changed, 58 deletions(-)

diff --git a/arch/x86/include/asm/io_apic.h b/arch/x86/include/asm/io_apic.h
index 47af5a7af358..d2a34e4718d2 100644
--- a/arch/x86/include/asm/io_apic.h
+++ b/arch/x86/include/asm/io_apic.h
@@ -150,9 +150,6 @@ struct irq_cfg;
extern void ioapic_insert_resources(void);
extern int arch_early_ioapic_init(void);

-extern int native_setup_ioapic_entry(int, struct IO_APIC_route_entry *,
- unsigned int, int,
- struct io_apic_irq_attr *);
extern void eoi_ioapic_irq(unsigned int irq, struct irq_cfg *cfg);

extern void native_eoi_ioapic_pin(int apic, int pin, int vector);
@@ -289,7 +286,6 @@ static inline void disable_ioapic_support(void) { }
#define native_io_apic_modify NULL
#define native_disable_io_apic NULL
#define native_ioapic_set_affinity NULL
-#define native_setup_ioapic_entry NULL
#define native_eoi_ioapic_pin NULL

static inline void setup_IO_APIC(void) { }
diff --git a/arch/x86/include/asm/irq_remapping.h b/arch/x86/include/asm/irq_remapping.h
index 5622a4fc7cd6..0a8edb4af770 100644
--- a/arch/x86/include/asm/irq_remapping.h
+++ b/arch/x86/include/asm/irq_remapping.h
@@ -42,11 +42,6 @@ extern int irq_remapping_enable(void);
extern void irq_remapping_disable(void);
extern int irq_remapping_reenable(int);
extern int irq_remap_enable_fault_handling(void);
-extern int setup_ioapic_remapped_entry(int irq,
- struct IO_APIC_route_entry *entry,
- unsigned int destination,
- int vector,
- struct io_apic_irq_attr *attr);
extern void free_remapped_irq(int irq);
extern void panic_if_irq_remap(const char *msg);
extern bool setup_remapped_irq(int irq,
@@ -77,14 +72,6 @@ static inline int irq_remapping_enable(void) { return -ENODEV; }
static inline void irq_remapping_disable(void) { }
static inline int irq_remapping_reenable(int eim) { return -ENODEV; }
static inline int irq_remap_enable_fault_handling(void) { return -ENODEV; }
-static inline int setup_ioapic_remapped_entry(int irq,
- struct IO_APIC_route_entry *entry,
- unsigned int destination,
- int vector,
- struct io_apic_irq_attr *attr)
-{
- return -ENODEV;
-}
static inline void free_remapped_irq(int irq) { }

static inline void panic_if_irq_remap(const char *msg)
diff --git a/arch/x86/include/asm/x86_init.h b/arch/x86/include/asm/x86_init.h
index 2924bc88034a..0c690574efae 100644
--- a/arch/x86/include/asm/x86_init.h
+++ b/arch/x86/include/asm/x86_init.h
@@ -194,9 +194,6 @@ struct x86_io_apic_ops {
int (*set_affinity)(struct irq_data *data,
const struct cpumask *mask,
bool force);
- int (*setup_entry)(int irq, struct IO_APIC_route_entry *entry,
- unsigned int destination, int vector,
- struct io_apic_irq_attr *attr);
void (*eoi_ioapic_pin)(int apic, int pin, int vector);
};

diff --git a/arch/x86/kernel/apic/io_apic.c b/arch/x86/kernel/apic/io_apic.c
index 3d7ac5f82b8d..769fcd10f217 100644
--- a/arch/x86/kernel/apic/io_apic.c
+++ b/arch/x86/kernel/apic/io_apic.c
@@ -1294,30 +1294,6 @@ static inline int IO_APIC_irq_trigger(int irq)
}
#endif

-int native_setup_ioapic_entry(int irq, struct IO_APIC_route_entry *entry,
- unsigned int destination, int vector,
- struct io_apic_irq_attr *attr)
-{
- memset(entry, 0, sizeof(*entry));
-
- entry->delivery_mode = apic->irq_delivery_mode;
- entry->dest_mode = apic->irq_dest_mode;
- entry->dest = destination;
- entry->vector = vector;
- entry->mask = 0; /* enable IRQ */
- entry->trigger = attr->trigger;
- entry->polarity = attr->polarity;
-
- /*
- * Mask level triggered irqs.
- * Use IRQ_DELAYED_DISABLE for edge triggered irqs.
- */
- if (attr->trigger)
- entry->mask = 1;
-
- return 0;
-}
-
static void __init setup_IO_APIC_irqs(void)
{
unsigned int ioapic, pin;
diff --git a/arch/x86/kernel/x86_init.c b/arch/x86/kernel/x86_init.c
index d6f36c7594d7..066cdaa6503e 100644
--- a/arch/x86/kernel/x86_init.c
+++ b/arch/x86/kernel/x86_init.c
@@ -145,6 +145,5 @@ struct x86_io_apic_ops x86_io_apic_ops = {
.modify = native_io_apic_modify,
.disable = native_disable_io_apic,
.set_affinity = native_ioapic_set_affinity,
- .setup_entry = native_setup_ioapic_entry,
.eoi_ioapic_pin = native_eoi_ioapic_pin,
};
diff --git a/drivers/iommu/irq_remapping.c b/drivers/iommu/irq_remapping.c
index 558c804dbe11..5bb1a04c91f5 100644
--- a/drivers/iommu/irq_remapping.c
+++ b/drivers/iommu/irq_remapping.c
@@ -62,7 +62,6 @@ static void __init irq_remapping_modify_x86_ops(void)
{
x86_io_apic_ops.disable = irq_remapping_disable_io_apic;
x86_io_apic_ops.set_affinity = set_remapped_irq_affinity;
- x86_io_apic_ops.setup_entry = setup_ioapic_remapped_entry;
x86_io_apic_ops.eoi_ioapic_pin = eoi_ioapic_pin_remapped;
}

@@ -158,18 +157,6 @@ int __init irq_remap_enable_fault_handling(void)
return remap_ops->enable_faulting();
}

-int setup_ioapic_remapped_entry(int irq,
- struct IO_APIC_route_entry *entry,
- unsigned int destination, int vector,
- struct io_apic_irq_attr *attr)
-{
- if (!remap_ops->setup_ioapic_entry)
- return -ENODEV;
-
- return remap_ops->setup_ioapic_entry(irq, entry, destination,
- vector, attr);
-}
-
static int set_remapped_irq_affinity(struct irq_data *data,
const struct cpumask *mask, bool force)
{
--
1.7.10.4

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