diff --git a/arch/powerpc/kernel/irq.c b/arch/powerpc/kernel/irq.c index 30fb8e2c5c9d..d5c7e4cf2b39 100644 --- a/arch/powerpc/kernel/irq.c +++ b/arch/powerpc/kernel/irq.c @@ -418,6 +418,11 @@ irq_hw_number_t virq_to_hw(unsigned int virq) } EXPORT_SYMBOL_GPL(virq_to_hw); +static int default_irq_host_match(struct irq_host *h, struct device_node *np) +{ + return h->of_node != NULL && h->of_node == np; +} + __init_refok struct irq_host *irq_alloc_host(struct device_node *of_node, unsigned int revmap_type, unsigned int revmap_arg, @@ -449,6 +454,9 @@ __init_refok struct irq_host *irq_alloc_host(struct device_node *of_node, host->ops = ops; host->of_node = of_node; + if (host->ops->match == NULL) + host->ops->match = default_irq_host_match; + spin_lock_irqsave(&irq_big_lock, flags); /* If it's a legacy controller, check for duplicates and @@ -523,7 +531,7 @@ struct irq_host *irq_find_host(struct device_node *node) */ spin_lock_irqsave(&irq_big_lock, flags); list_for_each_entry(h, &irq_hosts, link) - if (h->ops->match != NULL && h->ops->match(h, node)) { + if (h->ops->match(h, node)) { found = h; break; } diff --git a/arch/powerpc/platforms/52xx/mpc52xx_pic.c b/arch/powerpc/platforms/52xx/mpc52xx_pic.c index 1d793e4b8d56..0f4ca8a2b777 100644 --- a/arch/powerpc/platforms/52xx/mpc52xx_pic.c +++ b/arch/powerpc/platforms/52xx/mpc52xx_pic.c @@ -241,12 +241,6 @@ static struct irq_chip mpc52xx_sdma_irqchip = { * irq_host */ -static int mpc52xx_irqhost_match(struct irq_host *h, struct device_node *node) -{ - pr_debug("%s: node=%p\n", __func__, node); - return h->of_node == node; -} - static int mpc52xx_irqhost_xlate(struct irq_host *h, struct device_node *ct, u32 * intspec, unsigned int intsize, irq_hw_number_t * out_hwirq, @@ -367,7 +361,6 @@ static int mpc52xx_irqhost_map(struct irq_host *h, unsigned int virq, } static struct irq_host_ops mpc52xx_irqhost_ops = { - .match = mpc52xx_irqhost_match, .xlate = mpc52xx_irqhost_xlate, .map = mpc52xx_irqhost_map, }; diff --git a/arch/powerpc/platforms/82xx/mpc82xx_ads.c b/arch/powerpc/platforms/82xx/mpc82xx_ads.c index 91ddbd2f477d..40087952935a 100644 --- a/arch/powerpc/platforms/82xx/mpc82xx_ads.c +++ b/arch/powerpc/platforms/82xx/mpc82xx_ads.c @@ -398,11 +398,6 @@ m82xx_pci_irq_demux(unsigned int irq, struct irq_desc *desc) } } -static int pci_pic_host_match(struct irq_host *h, struct device_node *node) -{ - return h->of_node == node; -} - static int pci_pic_host_map(struct irq_host *h, unsigned int virq, irq_hw_number_t hw) { @@ -418,7 +413,6 @@ static void pci_host_unmap(struct irq_host *h, unsigned int virq) } static struct irq_host_ops pci_pic_host_ops = { - .match = pci_pic_host_match, .map = pci_pic_host_map, .unmap = pci_host_unmap, }; diff --git a/arch/powerpc/platforms/cell/axon_msi.c b/arch/powerpc/platforms/cell/axon_msi.c index bdd97bb2446d..74407afddf46 100644 --- a/arch/powerpc/platforms/cell/axon_msi.c +++ b/arch/powerpc/platforms/cell/axon_msi.c @@ -294,13 +294,7 @@ static int msic_host_map(struct irq_host *h, unsigned int virq, return 0; } -static int msic_host_match(struct irq_host *host, struct device_node *dn) -{ - return host->of_node == dn; -} - static struct irq_host_ops msic_host_ops = { - .match = msic_host_match, .map = msic_host_map, }; diff --git a/arch/powerpc/platforms/cell/spider-pic.c b/arch/powerpc/platforms/cell/spider-pic.c index 4309c2cbbeb9..3f4b4aef756d 100644 --- a/arch/powerpc/platforms/cell/spider-pic.c +++ b/arch/powerpc/platforms/cell/spider-pic.c @@ -175,11 +175,6 @@ static struct irq_chip spider_pic = { .set_type = spider_set_irq_type, }; -static int spider_host_match(struct irq_host *h, struct device_node *node) -{ - return h->of_node == node; -} - static int spider_host_map(struct irq_host *h, unsigned int virq, irq_hw_number_t hw) { @@ -206,7 +201,6 @@ static int spider_host_xlate(struct irq_host *h, struct device_node *ct, } static struct irq_host_ops spider_host_ops = { - .match = spider_host_match, .map = spider_host_map, .xlate = spider_host_xlate, }; diff --git a/arch/powerpc/sysdev/commproc.c b/arch/powerpc/sysdev/commproc.c index 05dc30b80e29..b562afc4e50c 100644 --- a/arch/powerpc/sysdev/commproc.c +++ b/arch/powerpc/sysdev/commproc.c @@ -94,11 +94,6 @@ int cpm_get_irq(void) return irq_linear_revmap(cpm_pic_host, cpm_vec); } -static int cpm_pic_host_match(struct irq_host *h, struct device_node *node) -{ - return h->of_node == node; -} - static int cpm_pic_host_map(struct irq_host *h, unsigned int virq, irq_hw_number_t hw) { @@ -126,7 +121,6 @@ static struct irqaction cpm_error_irqaction = { }; static struct irq_host_ops cpm_pic_host_ops = { - .match = cpm_pic_host_match, .map = cpm_pic_host_map, }; diff --git a/arch/powerpc/sysdev/cpm2_pic.c b/arch/powerpc/sysdev/cpm2_pic.c index d9ab30c66ebf..d5b36e0ecbda 100644 --- a/arch/powerpc/sysdev/cpm2_pic.c +++ b/arch/powerpc/sysdev/cpm2_pic.c @@ -205,11 +205,6 @@ unsigned int cpm2_get_irq(void) return irq_linear_revmap(cpm2_pic_host, irq); } -static int cpm2_pic_host_match(struct irq_host *h, struct device_node *node) -{ - return h->of_node == node; -} - static int cpm2_pic_host_map(struct irq_host *h, unsigned int virq, irq_hw_number_t hw) { @@ -233,7 +228,6 @@ static int cpm2_pic_host_xlate(struct irq_host *h, struct device_node *ct, } static struct irq_host_ops cpm2_pic_host_ops = { - .match = cpm2_pic_host_match, .map = cpm2_pic_host_map, .xlate = cpm2_pic_host_xlate, }; diff --git a/arch/powerpc/sysdev/mpc8xx_pic.c b/arch/powerpc/sysdev/mpc8xx_pic.c index f20a4d43d104..565156ae65bc 100644 --- a/arch/powerpc/sysdev/mpc8xx_pic.c +++ b/arch/powerpc/sysdev/mpc8xx_pic.c @@ -119,11 +119,6 @@ unsigned int mpc8xx_get_irq(void) } -static int mpc8xx_pic_host_match(struct irq_host *h, struct device_node *node) -{ - return h->of_node == node; -} - static int mpc8xx_pic_host_map(struct irq_host *h, unsigned int virq, irq_hw_number_t hw) { @@ -157,7 +152,6 @@ static int mpc8xx_pic_host_xlate(struct irq_host *h, struct device_node *ct, static struct irq_host_ops mpc8xx_pic_host_ops = { - .match = mpc8xx_pic_host_match, .map = mpc8xx_pic_host_map, .xlate = mpc8xx_pic_host_xlate, }; diff --git a/arch/powerpc/sysdev/mv64x60_pic.c b/arch/powerpc/sysdev/mv64x60_pic.c index a145bfd003c7..19e6ef263797 100644 --- a/arch/powerpc/sysdev/mv64x60_pic.c +++ b/arch/powerpc/sysdev/mv64x60_pic.c @@ -202,11 +202,6 @@ static struct irq_chip mv64x60_chip_gpp = { * mv64x60_host_ops functions */ -static int mv64x60_host_match(struct irq_host *h, struct device_node *np) -{ - return h->of_node == np; -} - static struct irq_chip *mv64x60_chips[] = { [MV64x60_LEVEL1_LOW] = &mv64x60_chip_low, [MV64x60_LEVEL1_HIGH] = &mv64x60_chip_high, @@ -228,7 +223,6 @@ static int mv64x60_host_map(struct irq_host *h, unsigned int virq, } static struct irq_host_ops mv64x60_host_ops = { - .match = mv64x60_host_match, .map = mv64x60_host_map, }; diff --git a/arch/powerpc/sysdev/tsi108_pci.c b/arch/powerpc/sysdev/tsi108_pci.c index b41492a8d600..31d3d33d91fc 100644 --- a/arch/powerpc/sysdev/tsi108_pci.c +++ b/arch/powerpc/sysdev/tsi108_pci.c @@ -404,13 +404,7 @@ static int pci_irq_host_map(struct irq_host *h, unsigned int virq, return 0; } -static int pci_irq_host_match(struct irq_host *h, struct device_node *node) -{ - return h->of_node == node; -} - static struct irq_host_ops pci_irq_host_ops = { - .match = pci_irq_host_match, .map = pci_irq_host_map, .xlate = pci_irq_host_xlate, }; diff --git a/arch/powerpc/sysdev/uic.c b/arch/powerpc/sysdev/uic.c index bf3766754173..5149716c734d 100644 --- a/arch/powerpc/sysdev/uic.c +++ b/arch/powerpc/sysdev/uic.c @@ -215,11 +215,6 @@ out_unlock: spin_unlock(&desc->lock); } -static int uic_host_match(struct irq_host *h, struct device_node *node) -{ - return h->of_node == node; -} - static int uic_host_map(struct irq_host *h, unsigned int virq, irq_hw_number_t hw) { @@ -249,7 +244,6 @@ static int uic_host_xlate(struct irq_host *h, struct device_node *ct, } static struct irq_host_ops uic_host_ops = { - .match = uic_host_match, .map = uic_host_map, .xlate = uic_host_xlate, };