[ide aec62xx] remove SPLIT_BYTE() and MAKE_WORD() macros

bart: leave BUSCLOCK() alone for now
Signed-off-by: Tejun Heo <tj@home-tj.org>
Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>

drivers/ide/pci/aec62xx.c

@@ -101,8 +101,7 @@ static int aec6210_tune_chipset (ide_drive_t *drive, u8 xferspeed)
 	/* 0x40|(2*drive->dn): Active, 0x41|(2*drive->dn): Recovery */
 	pci_read_config_word(dev, 0x40|(2*drive->dn), &d_conf);
 	tmp0 = pci_bus_clock_list(speed, BUSCLOCK(dev));
-	SPLIT_BYTE(tmp0,tmp1,tmp2);
-	MAKE_WORD(d_conf,tmp1,tmp2);
+	d_conf = ((tmp0 & 0xf0) << 4) | (tmp0 & 0xf);
 	pci_write_config_word(dev, 0x40|(2*drive->dn), d_conf);
 
 	tmp1 = 0x00;

drivers/ide/pci/aec62xx.h

@@ -51,13 +51,6 @@ static struct chipset_bus_clock_list_entry aec6xxx_34_base [] = {
 	{	0,		0x00,	0x00	}
 };
 
-#ifndef SPLIT_BYTE
-#define SPLIT_BYTE(B,H,L)	((H)=(B>>4), (L)=(B-((B>>4)<<4)))
-#endif
-#ifndef MAKE_WORD
-#define MAKE_WORD(W,HB,LB)	((W)=((HB<<8)+LB))
-#endif
-
 #define BUSCLOCK(D)	\
 	((struct chipset_bus_clock_list_entry *) pci_get_drvdata((D)))