From 35d50d8fd5b8f932b3e71311a4cbd4384501ab9a Mon Sep 17 00:00:00 2001 From: Jiang Liu Date: Tue, 14 Apr 2015 10:29:41 +0800 Subject: [PATCH] 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 Tested-by: Joerg Roedel Cc: Konrad Rzeszutek Wilk Cc: David Cohen Cc: Sander Eikelenboom Cc: David Vrabel Cc: Tony Luck Cc: Greg Kroah-Hartman Cc: iommu@lists.linux-foundation.org Cc: Bjorn Helgaas Cc: Benjamin Herrenschmidt Cc: Rafael J. Wysocki Cc: Randy Dunlap Cc: Yinghai Lu Cc: Borislav Petkov Cc: Dimitri Sivanich Cc: Joerg Roedel Cc: Yijing Wang Cc: Grant Likely Link: http://lkml.kernel.org/r/1428978610-28986-5-git-send-email-jiang.liu@linux.intel.com Signed-off-by: Thomas Gleixner --- 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 52e1a1f337b2..4b5bbd104ae2 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 acb91c19f318..cf5cd19b74e3 100644 --- a/arch/x86/kernel/apic/io_apic.c +++ b/arch/x86/kernel/apic/io_apic.c @@ -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; 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) {