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x86/irq: Remove x86_io_apic_ops.setup_entry and related interfaces 

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

Signed-off-by: Jiang Liu <jiang.liu@linux.intel.com>
Tested-by: Joerg Roedel <jroedel@suse.de>
Cc: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
Cc: David Cohen <david.a.cohen@linux.intel.com>
Cc: Sander Eikelenboom <linux@eikelenboom.it>
Cc: David Vrabel <david.vrabel@citrix.com>
Cc: Tony Luck <tony.luck@intel.com>
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Cc: iommu@lists.linux-foundation.org
Cc: Bjorn Helgaas <bhelgaas@google.com>
Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Cc: Rafael J. Wysocki <rjw@rjwysocki.net>
Cc: Randy Dunlap <rdunlap@infradead.org>
Cc: Yinghai Lu <yinghai@kernel.org>
Cc: Borislav Petkov <bp@alien8.de>
Cc: Dimitri Sivanich <sivanich@sgi.com>
Cc: Joerg Roedel <joro@8bytes.org>
Cc: Yijing Wang <wangyijing@huawei.com>
Cc: Grant Likely <grant.likely@linaro.org>
Link: http://lkml.kernel.org/r/1428978610-28986-5-git-send-email-jiang.liu@linux.intel.com
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
hifive-unleashed-5.1
Jiang Liu 2015-04-14 10:29:41 +08:00 committed by Thomas Gleixner
parent 84bea5cc77
commit 35d50d8fd5
6 changed files with 0 additions and 58 deletions
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4
arch/x86/include/asm/io_apic.h
View File

@ -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) { }

13
arch/x86/include/asm/irq_remapping.h
View File

@ -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)

3
arch/x86/include/asm/x86_init.h
View File

@ -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);
};

24
arch/x86/kernel/apic/io_apic.c
View File

@ -1296,30 +1296,6 @@ 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;

1
arch/x86/kernel/x86_init.c
View File

@ -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,
};

13
drivers/iommu/irq_remapping.c
View File

@ -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)
{