parisc/gscps2: Fix sparse warnings

Signed-off-by: Helge Deller <deller@gmx.de>

diff --git a/drivers/input/serio/gscps2.c b/drivers/input/serio/gscps2.c
index aa9f29b875deaf7ca9e7d1966fc49418b5661276..49d8d53e50b7bd105ceeca5150dda23f2f3771d7 100644 (file)
--- a/drivers/input/serio/gscps2.c
+++ b/drivers/input/serio/gscps2.c
@@ -91,7 +91,7 @@ struct gscps2port {
        struct parisc_device *padev;
        struct serio *port;
        spinlock_t lock;
-       char *addr;
+       char __iomem *addr;
        u8 act, append; /* position in buffer[] */
        struct {
                u8 data;
@@ -114,7 +114,7 @@ struct gscps2port {
  * wait_TBE() - wait for Transmit Buffer Empty
  */
 
-static int wait_TBE(char *addr)
+static int wait_TBE(char __iomem *addr)
 {
        int timeout = 25000; /* device is expected to react within 250 msec */
        while (gscps2_readb_status(addr) & GSC_STAT_TBNE) {
@@ -146,14 +146,14 @@ static void gscps2_flush(struct gscps2port *ps2port)
 static inline int gscps2_writeb_output(struct gscps2port *ps2port, u8 data)
 {
        unsigned long flags;
-       char *addr = ps2port->addr;
+       char __iomem *addr = ps2port->addr;
 
        if (!wait_TBE(addr)) {
                printk(KERN_DEBUG PFX "timeout - could not write byte %#x\n", data);
                return 0;
        }
 
-       while (gscps2_readb_status(ps2port->addr) & GSC_STAT_RBNE)
+       while (gscps2_readb_status(addr) & GSC_STAT_RBNE)
                /* wait */;
 
        spin_lock_irqsave(&ps2port->lock, flags);
@@ -200,13 +200,12 @@ static void gscps2_enable(struct gscps2port *ps2port, int enable)
 
 static void gscps2_reset(struct gscps2port *ps2port)
 {
-       char *addr = ps2port->addr;
        unsigned long flags;
 
        /* reset the interface */
        spin_lock_irqsave(&ps2port->lock, flags);
        gscps2_flush(ps2port);
-       writeb(0xff, addr+GSC_RESET);
+       writeb(0xff, ps2port->addr + GSC_RESET);
        gscps2_flush(ps2port);
        spin_unlock_irqrestore(&ps2port->lock, flags);
 }