staging: wicl1000: isr_uh_routine: use netdev private wilc
authorGlen Lee <glen.lee@atmel.com>
Tue, 27 Oct 2015 09:27:37 +0000 (18:27 +0900)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Wed, 28 Oct 2015 23:08:47 +0000 (08:08 +0900)
Use netdev private member wilc instead of g_linux_wlan and change argument wilc
with dev in the function request_threaded_irq to pass back to handler
the function isr_uh_routine.

Signed-off-by: Glen Lee <glen.lee@atmel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/staging/wilc1000/linux_wlan.c

index ded302a4ccb31829b288d06ffc4fbff0f0cd9475..324cc5720bb1cb7b6818b6c5ca4ec46461b369f9 100644 (file)
@@ -229,10 +229,16 @@ static int dev_state_ev_handler(struct notifier_block *this, unsigned long event
 #if (defined WILC_SPI) || (defined WILC_SDIO_IRQ_GPIO)
 static irqreturn_t isr_uh_routine(int irq, void *user_data)
 {
+       perInterface_wlan_t *nic;
+       struct wilc *wilc;
+       struct net_device *dev = (struct net_device *)user_data;
+
+       nic = netdev_priv(dev);
+       wilc = nic->wilc;
        PRINT_D(INT_DBG, "Interrupt received UH\n");
 
        /*While mac is closing cacncel the handling of any interrupts received*/
-       if (g_linux_wlan->close) {
+       if (wilc->close) {
                PRINT_ER("Driver is CLOSING: Can't handle UH interrupt\n");
                return IRQ_HANDLED;
        }
@@ -284,7 +290,7 @@ static int init_irq(struct net_device *dev)
 
        if ((ret != -1) && (request_threaded_irq(wl->dev_irq_num, isr_uh_routine, isr_bh_routine,
                                                  IRQF_TRIGGER_LOW | IRQF_ONESHOT,               /*Without IRQF_ONESHOT the uh will remain kicked in and dont gave a chance to bh*/
-                                                 "WILC_IRQ", wl)) < 0) {
+                                                 "WILC_IRQ", dev)) < 0) {
 
                PRINT_ER("Failed to request IRQ for GPIO: %d\n", GPIO_NUM);
                ret = -1;