[ide pdc202xx_old] remove SPLIT_BYTE() macro

Signed-off-by: Tejun Heo <tj@home-tj.org>
Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>

drivers/ide/pci/pdc202xx_old.c

@@ -69,7 +69,8 @@
 		((sc1c & 0x02) == 0x02) ? "8" :
 		((sc1c & 0x01) == 0x01) ? "6" :
 		((sc1c & 0x00) == 0x00) ? "4" : "??");
-	SPLIT_BYTE(sc1e, hi, lo);
+	hi = sc1e >> 4;
+	lo = sc1e & 0xf;
 	p += sprintf(p, "Status Polling Period                : %d\n", hi);
 	p += sprintf(p, "Interrupt Check Status Polling Delay : %d\n", lo);
 #endif

drivers/ide/pci/pdc202xx_old.h

@@ -5,10 +5,6 @@
 #include <linux/pci.h>
 #include <linux/ide.h>
 
-#ifndef SPLIT_BYTE
-#define SPLIT_BYTE(B,H,L)	((H)=(B>>4), (L)=(B-((B>>4)<<4)))
-#endif
-
 #define PDC202XX_DEBUG_DRIVE_INFO		0
 
 static const char *pdc_quirk_drives[] = {