Linux-libre 4.4-gnupck-4.4-gnu

1 files changed, 29 insertions, 26 deletions

diff --git a/drivers/irqchip/irq-tegra.c b/drivers/irqchip/irq-tegra.c
index fd88e6877..121ec3013 100644
--- a/drivers/irqchip/irq-tegra.c
+++ b/drivers/irqchip/irq-tegra.c
@@ -221,41 +221,43 @@ static struct irq_chip tegra_ictlr_chip = {
 #endif
 };
 
-static int tegra_ictlr_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 tegra_ictlr_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] != GIC_SPI)
-		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 tegra_ictlr_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;
 	struct tegra_ictlr_info *info = domain->host_data;
 	irq_hw_number_t hwirq;
 	unsigned int i;
 
-	if (args->args_count != 3)
+	if (fwspec->param_count != 3)
 		return -EINVAL;	/* Not GIC compliant */
-	if (args->args[0] != GIC_SPI)
+	if (fwspec->param[0] != GIC_SPI)
 		return -EINVAL;	/* No PPI should point to this domain */
 
-	hwirq = args->args[1];
+	hwirq = fwspec->param[1];
 	if (hwirq >= (num_ictlrs * 32))
 		return -EINVAL;
 
@@ -267,9 +269,10 @@ static int tegra_ictlr_domain_alloc(struct irq_domain *domain,
 					      info->base[ictlr]);
 	}
 
-	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 void tegra_ictlr_domain_free(struct irq_domain *domain,
@@ -285,9 +288,9 @@ static void tegra_ictlr_domain_free(struct irq_domain *domain,
 }
 
 static const struct irq_domain_ops tegra_ictlr_domain_ops = {
-	.xlate	= tegra_ictlr_domain_xlate,
-	.alloc	= tegra_ictlr_domain_alloc,
-	.free	= tegra_ictlr_domain_free,
+	.translate	= tegra_ictlr_domain_translate,
+	.alloc		= tegra_ictlr_domain_alloc,
+	.free		= tegra_ictlr_domain_free,
 };
 
 static int __init tegra_ictlr_init(struct device_node *node,