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authorAndré Fabian Silva Delgado <emulatorman@parabola.nu>2016-01-20 14:01:31 -0300
committerAndré Fabian Silva Delgado <emulatorman@parabola.nu>2016-01-20 14:01:31 -0300
commitb4b7ff4b08e691656c9d77c758fc355833128ac0 (patch)
tree82fcb00e6b918026dc9f2d1f05ed8eee83874cc0 /arch/arm/mach-omap2/omap-wakeupgen.c
parent35acfa0fc609f2a2cd95cef4a6a9c3a5c38f1778 (diff)
Linux-libre 4.4-gnupck-4.4-gnu
Diffstat (limited to 'arch/arm/mach-omap2/omap-wakeupgen.c')
-rw-r--r--arch/arm/mach-omap2/omap-wakeupgen.c65
1 files changed, 32 insertions, 33 deletions
diff --git a/arch/arm/mach-omap2/omap-wakeupgen.c b/arch/arm/mach-omap2/omap-wakeupgen.c
index e1d2e991d..f397bd6bd 100644
--- a/arch/arm/mach-omap2/omap-wakeupgen.c
+++ b/arch/arm/mach-omap2/omap-wakeupgen.c
@@ -20,6 +20,7 @@
#include <linux/init.h>
#include <linux/io.h>
#include <linux/irq.h>
+#include <linux/irqchip.h>
#include <linux/irqdomain.h>
#include <linux/of_address.h>
#include <linux/platform_device.h>
@@ -330,7 +331,7 @@ static int irq_cpu_hotplug_notify(struct notifier_block *self,
return NOTIFY_OK;
}
-static struct notifier_block __refdata irq_hotplug_notifier = {
+static struct notifier_block irq_hotplug_notifier = {
.notifier_call = irq_cpu_hotplug_notify,
};
@@ -399,40 +400,42 @@ static struct irq_chip wakeupgen_chip = {
#endif
};
-static int wakeupgen_domain_xlate(struct irq_domain *domain,
- struct device_node *controller,
- const u32 *intspec,
- unsigned int intsize,
- unsigned long *out_hwirq,
- unsigned int *out_type)
+static int wakeupgen_domain_translate(struct irq_domain *d,
+ struct irq_fwspec *fwspec,
+ unsigned long *hwirq,
+ unsigned int *type)
{
- if (domain->of_node != controller)
- return -EINVAL; /* Shouldn't happen, really... */
- if (intsize != 3)
- return -EINVAL; /* Not GIC compliant */
- if (intspec[0] != 0)
- return -EINVAL; /* No PPI should point to this domain */
+ if (is_of_node(fwspec->fwnode)) {
+ if (fwspec->param_count != 3)
+ return -EINVAL;
- *out_hwirq = intspec[1];
- *out_type = intspec[2];
- return 0;
+ /* No PPI should point to this domain */
+ if (fwspec->param[0] != 0)
+ return -EINVAL;
+
+ *hwirq = fwspec->param[1];
+ *type = fwspec->param[2];
+ return 0;
+ }
+
+ return -EINVAL;
}
static int wakeupgen_domain_alloc(struct irq_domain *domain,
unsigned int virq,
unsigned int nr_irqs, void *data)
{
- struct of_phandle_args *args = data;
- struct of_phandle_args parent_args;
+ struct irq_fwspec *fwspec = data;
+ struct irq_fwspec parent_fwspec;
irq_hw_number_t hwirq;
int i;
- if (args->args_count != 3)
+ if (fwspec->param_count != 3)
return -EINVAL; /* Not GIC compliant */
- if (args->args[0] != 0)
+ if (fwspec->param[0] != 0)
return -EINVAL; /* No PPI should point to this domain */
- hwirq = args->args[1];
+ hwirq = fwspec->param[1];
if (hwirq >= MAX_IRQS)
return -EINVAL; /* Can't deal with this */
@@ -440,15 +443,16 @@ static int wakeupgen_domain_alloc(struct irq_domain *domain,
irq_domain_set_hwirq_and_chip(domain, virq + i, hwirq + i,
&wakeupgen_chip, NULL);
- parent_args = *args;
- parent_args.np = domain->parent->of_node;
- return irq_domain_alloc_irqs_parent(domain, virq, nr_irqs, &parent_args);
+ parent_fwspec = *fwspec;
+ parent_fwspec.fwnode = domain->parent->fwnode;
+ return irq_domain_alloc_irqs_parent(domain, virq, nr_irqs,
+ &parent_fwspec);
}
static const struct irq_domain_ops wakeupgen_domain_ops = {
- .xlate = wakeupgen_domain_xlate,
- .alloc = wakeupgen_domain_alloc,
- .free = irq_domain_free_irqs_common,
+ .translate = wakeupgen_domain_translate,
+ .alloc = wakeupgen_domain_alloc,
+ .free = irq_domain_free_irqs_common,
};
/*
@@ -537,9 +541,4 @@ static int __init wakeupgen_init(struct device_node *node,
return 0;
}
-
-/*
- * We cannot use the IRQCHIP_DECLARE macro that lives in
- * drivers/irqchip, so we're forced to roll our own. Not very nice.
- */
-OF_DECLARE_2(irqchip, ti_wakeupgen, "ti,omap4-wugen-mpu", wakeupgen_init);
+IRQCHIP_DECLARE(ti_wakeupgen, "ti,omap4-wugen-mpu", wakeupgen_init);