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authorJohn Crispin <blogic@openwrt.org>2015-10-19 10:09:23 +0000
committerJohn Crispin <blogic@openwrt.org>2015-10-19 10:09:23 +0000
commit4a8946b65acc463720581a9e1a1119b3229a2156 (patch)
tree17167a61f41c534f1191315a8e3b12c6b074f22e /target/linux/oxnas
parent5123eabaff015cd496454f0d579c8ce55bd33044 (diff)
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oxnas: prepare irqchip driver for kernel >=4.2
Signed-off-by: Daniel Golle <daniel@makrotopia.org> git-svn-id: svn://svn.openwrt.org/openwrt/trunk@47216 3c298f89-4303-0410-b956-a3cf2f4a3e73
Diffstat (limited to 'target/linux/oxnas')
-rw-r--r--target/linux/oxnas/files/drivers/irqchip/irq-rps.c23
1 files changed, 20 insertions, 3 deletions
diff --git a/target/linux/oxnas/files/drivers/irqchip/irq-rps.c b/target/linux/oxnas/files/drivers/irqchip/irq-rps.c
index 5795406fef..48b5d6865d 100644
--- a/target/linux/oxnas/files/drivers/irqchip/irq-rps.c
+++ b/target/linux/oxnas/files/drivers/irqchip/irq-rps.c
@@ -6,8 +6,13 @@
#include <linux/irqchip/chained_irq.h>
#include <linux/err.h>
#include <linux/io.h>
+#include <linux/version.h>
-#include "irqchip.h"
+#if LINUX_VERSION_CODE < KERNEL_VERSION(4,2,0)
+# include "irqchip.h"
+#else
+# include <linux/irqchip.h>
+#endif
struct rps_chip_data {
void __iomem *base;
@@ -73,7 +78,11 @@ static int rps_irq_domain_map(struct irq_domain *d, unsigned int irq,
irq_hw_number_t hw)
{
irq_set_chip_and_handler(irq, &rps_chip, handle_level_irq);
+#if LINUX_VERSION_CODE < KERNEL_VERSION(4,2,0)
set_irq_flags(irq, IRQF_VALID | IRQF_PROBE);
+#else
+ irq_set_probe(irq);
+#endif
irq_set_chip_data(irq, d->host_data);
return 0;
}
@@ -83,10 +92,14 @@ const struct irq_domain_ops rps_irq_domain_ops = {
.xlate = rps_irq_domain_xlate,
};
+#if LINUX_VERSION_CODE < KERNEL_VERSION(4,2,0)
static void rps_handle_cascade_irq(unsigned int irq, struct irq_desc *desc)
+#else
+static void rps_handle_cascade_irq(struct irq_desc *desc)
+#endif
{
- struct rps_chip_data *chip_data = irq_get_handler_data(irq);
- struct irq_chip *chip = irq_get_chip(irq);
+ struct rps_chip_data *chip_data = irq_desc_get_handler_data(desc);
+ struct irq_chip *chip = irq_desc_get_chip(desc);
unsigned int cascade_irq, rps_irq;
u32 status;
@@ -97,7 +110,11 @@ static void rps_handle_cascade_irq(unsigned int irq, struct irq_desc *desc)
cascade_irq = irq_find_mapping(chip_data->domain, rps_irq);
if (unlikely(rps_irq >= RPS_IRQ_COUNT))
+#if LINUX_VERSION_CODE < KERNEL_VERSION(4,2,0)
handle_bad_irq(cascade_irq, desc);
+#else
+ handle_bad_irq(desc);
+#endif
else
generic_handle_irq(cascade_irq);