From b75e818f7fc6db153a4ebfba1d31366c1cc531aa Mon Sep 17 00:00:00 2001 From: Jiang Liu Date: Tue, 14 Apr 2015 10:29:39 +0800 Subject: [PATCH] x86/irq: Remove unused struct mp_pin_info Now nobody makes use of struct mp_pin_info, 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: Joerg Roedel Cc: Greg Kroah-Hartman Cc: Bjorn Helgaas Cc: Benjamin Herrenschmidt Cc: Rafael J. Wysocki Cc: Randy Dunlap Cc: Yinghai Lu Cc: Borislav Petkov Cc: Dimitri Sivanich Cc: Grant Likely Link: http://lkml.kernel.org/r/1428978610-28986-3-git-send-email-jiang.liu@linux.intel.com Signed-off-by: Thomas Gleixner --- arch/x86/kernel/apic/io_apic.c | 30 +++--------------------------- 1 file changed, 3 insertions(+), 27 deletions(-) diff --git a/arch/x86/kernel/apic/io_apic.c b/arch/x86/kernel/apic/io_apic.c index 523b326d71c2..3506e8aeba91 100644 --- a/arch/x86/kernel/apic/io_apic.c +++ b/arch/x86/kernel/apic/io_apic.c @@ -86,13 +86,6 @@ struct mp_chip_data { bool isa_irq; }; -struct mp_pin_info { - int trigger; - int polarity; - int set; - u32 count; -}; - static struct ioapic { /* * # of IRQ routing registers @@ -108,7 +101,6 @@ static struct ioapic { struct mp_ioapic_gsi gsi_config; struct ioapic_domain_cfg irqdomain_cfg; struct irq_domain *irqdomain; - struct mp_pin_info *pin_info; struct resource *iomem_res; } ioapics[MAX_IO_APICS]; @@ -159,11 +151,6 @@ static inline int mp_init_irq_at_boot(int ioapic, int irq) return ioapic == 0 || mp_is_legacy_irq(irq); } -static inline struct mp_pin_info *mp_pin_info(int ioapic_idx, int pin) -{ - return ioapics[ioapic_idx].pin_info + pin; -} - static inline struct irq_domain *mp_ioapic_irqdomain(int ioapic) { return ioapics[ioapic].irqdomain; @@ -2432,7 +2419,6 @@ out: static int mp_irqdomain_create(int ioapic) { - size_t size; struct irq_alloc_info info; struct irq_domain *parent; int hwirqs = mp_ioapic_pin_count(ioapic); @@ -2440,11 +2426,6 @@ static int mp_irqdomain_create(int ioapic) struct ioapic_domain_cfg *cfg = &ip->irqdomain_cfg; struct mp_ioapic_gsi *gsi_cfg = mp_ioapic_gsi_routing(ioapic); - size = sizeof(struct mp_pin_info) * mp_ioapic_pin_count(ioapic); - ip->pin_info = kzalloc(size, GFP_KERNEL); - if (!ip->pin_info) - return -ENOMEM; - if (cfg->type == IOAPIC_DOMAIN_INVALID) return 0; @@ -2457,13 +2438,10 @@ static int mp_irqdomain_create(int ioapic) ip->irqdomain = irq_domain_add_linear(cfg->dev, hwirqs, cfg->ops, (void *)(long)ioapic); - if (ip->irqdomain) { - ip->irqdomain->parent = parent; - } else { - kfree(ip->pin_info); - ip->pin_info = NULL; + if (!ip->irqdomain) return -ENOMEM; - } + + ip->irqdomain->parent = parent; if (cfg->type == IOAPIC_DOMAIN_LEGACY || cfg->type == IOAPIC_DOMAIN_STRICT) @@ -2479,8 +2457,6 @@ static void ioapic_destroy_irqdomain(int idx) irq_domain_remove(ioapics[idx].irqdomain); ioapics[idx].irqdomain = NULL; } - kfree(ioapics[idx].pin_info); - ioapics[idx].pin_info = NULL; } void __init setup_IO_APIC(void) -- 2.39.5