IRQ: Maintain regs pointer globally rather than passing to IRQ handlers

[GitHub/mt8127/android_kernel_alcatel_ttab.git] / drivers / net / irda / pxaficp_ir.c

diff --git a/drivers/net/irda/pxaficp_ir.c b/drivers/net/irda/pxaficp_ir.c
index aef80f5e7c9cff71da8ba2121458e9b0277ba41f..f9a1c88a42831c542d59931b55ce6c74397d60e5 100644 (file)
--- a/drivers/net/irda/pxaficp_ir.c
+++ b/drivers/net/irda/pxaficp_ir.c
@@ -12,7 +12,6 @@
  * Infra-red driver (SIR/FIR) for the PXA2xx embedded microprocessor
  *
  */
-#include <linux/config.h>
 #include <linux/module.h>
 #include <linux/types.h>
 #include <linux/init.h>
@@ -22,6 +21,7 @@
 #include <linux/rtnetlink.h>
 #include <linux/interrupt.h>
 #include <linux/dma-mapping.h>
+#include <linux/platform_device.h>
 #include <linux/pm.h>
 
 #include <net/irda/irda.h>
@@ -199,7 +199,7 @@ static int pxa_irda_set_speed(struct pxa_irda *si, int speed)
 }
 
 /* SIR interrupt service routine. */
-static irqreturn_t pxa_irda_sir_irq(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t pxa_irda_sir_irq(int irq, void *dev_id)
 {
        struct net_device *dev = dev_id;
        struct pxa_irda *si = netdev_priv(dev);
@@ -281,7 +281,7 @@ static irqreturn_t pxa_irda_sir_irq(int irq, void *dev_id, struct pt_regs *regs)
 }
 
 /* FIR Receive DMA interrupt handler */
-static void pxa_irda_fir_dma_rx_irq(int channel, void *data, struct pt_regs *regs)
+static void pxa_irda_fir_dma_rx_irq(int channel, void *data)
 {
        int dcsr = DCSR(channel);
 
@@ -291,7 +291,7 @@ static void pxa_irda_fir_dma_rx_irq(int channel, void *data, struct pt_regs *reg
 }
 
 /* FIR Transmit DMA interrupt handler */
-static void pxa_irda_fir_dma_tx_irq(int channel, void *data, struct pt_regs *regs)
+static void pxa_irda_fir_dma_tx_irq(int channel, void *data)
 {
        struct net_device *dev = data;
        struct pxa_irda *si = netdev_priv(dev);
@@ -388,7 +388,7 @@ static void pxa_irda_fir_irq_eif(struct pxa_irda *si, struct net_device *dev)
 }
 
 /* FIR interrupt handler */
-static irqreturn_t pxa_irda_fir_irq(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t pxa_irda_fir_irq(int irq, void *dev_id)
 {
        struct net_device *dev = dev_id;
        struct pxa_irda *si = netdev_priv(dev);
@@ -704,15 +704,12 @@ static int pxa_irda_stop(struct net_device *dev)
        return 0;
 }
 
-static int pxa_irda_suspend(struct device *_dev, pm_message_t state, u32 level)
+static int pxa_irda_suspend(struct device *_dev, pm_message_t state)
 {
        struct net_device *dev = dev_get_drvdata(_dev);
        struct pxa_irda *si;
 
-       if (!dev || level != SUSPEND_DISABLE)
-               return 0;
-
-       if (netif_running(dev)) {
+       if (dev && netif_running(dev)) {
                si = netdev_priv(dev);
                netif_device_detach(dev);
                pxa_irda_shutdown(si);
@@ -721,15 +718,12 @@ static int pxa_irda_suspend(struct device *_dev, pm_message_t state, u32 level)
        return 0;
 }
 
-static int pxa_irda_resume(struct device *_dev, u32 level)
+static int pxa_irda_resume(struct device *_dev)
 {
        struct net_device *dev = dev_get_drvdata(_dev);
        struct pxa_irda *si;
 
-       if (!dev || level != RESUME_ENABLE)
-               return 0;
-
-       if (netif_running(dev)) {
+       if (dev && netif_running(dev)) {
                si = netdev_priv(dev);
                pxa_irda_startup(si);
                netif_device_attach(dev);