[PATCH 3/9] ARM/USB: at91/ohci-at91: remove the use of irq_to_gpio

[Nicolas Ferre]

irq_to_gpio() macro will be removed from AT91 GPIO interrupt
controller. So we replace it with the use of gpio_to_irq()
and a reworked test.

Signed-off-by: Nicolas Ferre <nicolas.ferre@xxxxxxxxx>
Acked-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@xxxxxxxxxxxx>
Cc: Thomas Petazzoni <thomas.petazzoni@xxxxxxxxxxxxxxxxxx>
Cc: linux-usb@xxxxxxxxxxxxxxx
---
 drivers/usb/host/ohci-at91.c |    5 +++--
 1 files changed, 3 insertions(+), 2 deletions(-)

diff --git a/drivers/usb/host/ohci-at91.c b/drivers/usb/host/ohci-at91.c
index 77afabc..8e855eb 100644
--- a/drivers/usb/host/ohci-at91.c
+++ b/drivers/usb/host/ohci-at91.c
@@ -448,10 +448,11 @@ static irqreturn_t ohci_hcd_at91_overcurrent_irq(int irq, void *data)
 
 	/* From the GPIO notifying the over-current situation, find
 	 * out the corresponding port */
-	gpio = irq_to_gpio(irq);
 	for (port = 0; port < ARRAY_SIZE(pdata->overcurrent_pin); port++) {
-		if (pdata->overcurrent_pin[port] == gpio)
+		if (gpio_to_irq(pdata->overcurrent_pin[port]) == irq) {
+			gpio = pdata->overcurrent_pin[port];
 			break;
+		}
 	}
 
 	if (port == ARRAY_SIZE(pdata->overcurrent_pin)) {
-- 
1.7.9

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