diff --git a/drivers/scsi/atp870u.c b/drivers/scsi/atp870u.c
index 918875bc92feb3b331b106fbc84a19e09b221ac8..0b7d3bd854087bae7e22cea0330e0430c61ba395 100644
--- a/drivers/scsi/atp870u.c
+++ b/drivers/scsi/atp870u.c
@@ -41,7 +41,7 @@
 
 static struct scsi_host_template atp870u_template;
 static void send_s870(struct atp_unit *dev,unsigned char c);
-static void is885(struct atp_unit *dev, unsigned char c, bool wide_chip, unsigned char lvdmode);
+static void atp_is(struct atp_unit *dev, unsigned char c, bool wide_chip, unsigned char lvdmode);
 static void tscam_885(void);
 
 static inline void atp_writeb_base(struct atp_unit *atp, u8 reg, u8 val)
@@ -1373,7 +1373,7 @@ static int atp870u_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
 		outb(0x20, base_io + 0x51);
 
 		tscam(shpnt);
-		is885(p, 0, true, atp_readb_base(p, 0x3f) & 0x40);
+		atp_is(p, 0, true, atp_readb_base(p, 0x3f) & 0x40);
 		outb(0xb0, base_io + 0x38);
 		shpnt->max_id = 16;
 		shpnt->this_id = host_id;
@@ -1519,10 +1519,10 @@ static int atp870u_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
 
 		tscam_885();
 		printk(KERN_INFO "   Scanning Channel A SCSI Device ...\n");
-		is885(p, 0, true, atp_readb_io(p, 0, 0x1b) >> 7);
+		atp_is(p, 0, true, atp_readb_io(p, 0, 0x1b) >> 7);
 		atp_writeb_io(p, 0, 0x16, 0x80);
 		printk(KERN_INFO "   Scanning Channel B SCSI Device ...\n");
-		is885(p, 1, true, atp_readb_io(p, 1, 0x1b) >> 7);
+		atp_is(p, 1, true, atp_readb_io(p, 1, 0x1b) >> 7);
 		atp_writeb_io(p, 1, 0x16, 0x80);
 		k = inb(base_io + 0x28) & 0xcf;
 		k |= 0xc0;
@@ -1605,7 +1605,7 @@ static int atp870u_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
 
 		tscam(shpnt);
 		atp_writeb_io(p, 0, 0x3a, atp_readb_io(p, 0, 0x3a) | 0x10);
-		is885(p, 0, p->chip_ver == 4, 0);
+		atp_is(p, 0, p->chip_ver == 4, 0);
 		atp_writeb_io(p, 0, 0x3a, atp_readb_io(p, 0, 0x3a) & 0xef);
 		outb((inb(base_io + 0x3a) & 0xef), base_io + 0x3a);
 		outb((inb(base_io + 0x3b) | 0x20), base_io + 0x3b);
@@ -1826,7 +1826,7 @@ static void tscam_885(void)
 
 
 
-static void is885(struct atp_unit *dev, unsigned char c, bool wide_chip, unsigned char lvdmode)
+static void atp_is(struct atp_unit *dev, unsigned char c, bool wide_chip, unsigned char lvdmode)
 {
 	unsigned char i, j, k, rmb, n;
 	unsigned short int m;