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

[GitHub/mt8127/android_kernel_alcatel_ttab.git] / drivers / char / ip2 / ip2main.c

diff --git a/drivers/char/ip2/ip2main.c b/drivers/char/ip2/ip2main.c
index 62ef511d143bf92888beffddf3441d2fc9460677..858ba5432c990f01a7f93aa175bd054b57106084 100644 (file)
--- a/drivers/char/ip2/ip2main.c
+++ b/drivers/char/ip2/ip2main.c
@@ -190,7 +190,7 @@ static int  ip2_tiocmset(struct tty_struct *tty, struct file *file,
 
 static void set_irq(int, int);
 static void ip2_interrupt_bh(i2eBordStrPtr pB);
-static irqreturn_t ip2_interrupt(int irq, void *dev_id, struct pt_regs * regs);
+static irqreturn_t ip2_interrupt(int irq, void *dev_id);
 static void ip2_poll(unsigned long arg);
 static inline void service_all_boards(void);
 static void do_input(void *p);
@@ -1154,10 +1154,9 @@ ip2_interrupt_bh(i2eBordStrPtr pB)
 
 
 /******************************************************************************/
-/* Function:   ip2_interrupt(int irq, void *dev_id, struct pt_regs * regs)    */
+/* Function:   ip2_interrupt(int irq, void *dev_id)    */
 /* Parameters: irq - interrupt number                                         */
 /*             pointer to optional device ID structure                        */
-/*             pointer to register structure                                  */
 /* Returns:    Nothing                                                        */
 /*                                                                            */
 /* Description:                                                               */
@@ -1173,7 +1172,7 @@ ip2_interrupt_bh(i2eBordStrPtr pB)
 /*                                                                            */
 /******************************************************************************/
 static irqreturn_t
-ip2_interrupt(int irq, void *dev_id, struct pt_regs * regs)
+ip2_interrupt(int irq, void *dev_id)
 {
        int i;
        i2eBordStrPtr  pB;
@@ -1237,7 +1236,7 @@ ip2_poll(unsigned long arg)
        // Just polled boards, IRQ = 0 will hit all non-interrupt boards.
        // It will NOT poll boards handled by hard interrupts.
        // The issue of queued BH interrups is handled in ip2_interrupt().
-       ip2_interrupt(0, NULL, NULL);
+       ip2_interrupt(0, NULL);
 
        PollTimer.expires = POLL_TIMEOUT;
        add_timer( &PollTimer );