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Diffstat (limited to 'arch/arm/mach-imx/gpc.c')
-rw-r--r--arch/arm/mach-imx/gpc.c64
1 files changed, 32 insertions, 32 deletions
diff --git a/arch/arm/mach-imx/gpc.c b/arch/arm/mach-imx/gpc.c
index 8c4467fad..cfc696b97 100644
--- a/arch/arm/mach-imx/gpc.c
+++ b/arch/arm/mach-imx/gpc.c
@@ -14,6 +14,7 @@
#include <linux/delay.h>
#include <linux/io.h>
#include <linux/irq.h>
+#include <linux/irqchip.h>
#include <linux/of.h>
#include <linux/of_address.h>
#include <linux/of_irq.h>
@@ -176,45 +177,48 @@ static struct irq_chip imx_gpc_chip = {
.irq_unmask = imx_gpc_irq_unmask,
.irq_retrigger = irq_chip_retrigger_hierarchy,
.irq_set_wake = imx_gpc_irq_set_wake,
+ .irq_set_type = irq_chip_set_type_parent,
#ifdef CONFIG_SMP
.irq_set_affinity = irq_chip_set_affinity_parent,
#endif
};
-static int imx_gpc_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 imx_gpc_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 imx_gpc_domain_alloc(struct irq_domain *domain,
unsigned int irq,
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 >= GPC_MAX_IRQS)
return -EINVAL; /* Can't deal with this */
@@ -222,15 +226,16 @@ static int imx_gpc_domain_alloc(struct irq_domain *domain,
irq_domain_set_hwirq_and_chip(domain, irq + i, hwirq + i,
&imx_gpc_chip, NULL);
- parent_args = *args;
- parent_args.np = domain->parent->of_node;
- return irq_domain_alloc_irqs_parent(domain, irq, nr_irqs, &parent_args);
+ parent_fwspec = *fwspec;
+ parent_fwspec.fwnode = domain->parent->fwnode;
+ return irq_domain_alloc_irqs_parent(domain, irq, nr_irqs,
+ &parent_fwspec);
}
static const struct irq_domain_ops imx_gpc_domain_ops = {
- .xlate = imx_gpc_domain_xlate,
- .alloc = imx_gpc_domain_alloc,
- .free = irq_domain_free_irqs_common,
+ .translate = imx_gpc_domain_translate,
+ .alloc = imx_gpc_domain_alloc,
+ .free = irq_domain_free_irqs_common,
};
static int __init imx_gpc_init(struct device_node *node,
@@ -268,12 +273,7 @@ static int __init imx_gpc_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, imx_gpc, "fsl,imx6q-gpc", imx_gpc_init);
+IRQCHIP_DECLARE(imx_gpc, "fsl,imx6q-gpc", imx_gpc_init);
void __init imx_gpc_check_dt(void)
{