usb: r8a66597-hcd: fix interrupt trigger

fix the problem that did not set IRQF_TRIGGER_ flag.

Signed-off-by: Yoshihiro Shimoda <shimoda.yoshihiro@renesas.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

1 files changed, 6 insertions, 1 deletions

diff --git a/drivers/usb/host/r8a66597-hcd.c b/drivers/usb/host/r8a66597-hcd.c
index a93d80b56974..4db0107f3178 100644
--- a/drivers/usb/host/r8a66597-hcd.c
+++ b/drivers/usb/host/r8a66597-hcd.c
@@ -2244,6 +2244,7 @@ static int __init r8a66597_probe(struct platform_device *pdev)
         struct r8a66597 *r8a66597;
         int ret = 0;
         int i;
+        unsigned long irq_trigger;
 
         if (pdev->dev.dma_mask) {
                 ret = -EINVAL;
@@ -2302,7 +2303,11 @@ static int __init r8a66597_probe(struct platform_device *pdev)
         INIT_LIST_HEAD(&r8a66597->child_device);
 
         hcd->rsrc_start = res->start;
-        ret = usb_add_hcd(hcd, irq, IRQF_DISABLED);
+        if (irq_sense == INTL)
+                irq_trigger = IRQF_TRIGGER_LOW;
+        else
+                irq_trigger = IRQF_TRIGGER_FALLING;
+        ret = usb_add_hcd(hcd, irq, IRQF_DISABLED | irq_trigger);
         if (ret != 0) {
                 err("Failed to add hcd");
                 goto clean_up;