ide: remove IDE_CHIPSET_* macros

They just obfuscate the code.
Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>

drivers/ide/ide-probe.c

@@ -1105,7 +1105,8 @@ static int init_irq (ide_hwif_t *hwif)
 		sa = IRQF_SHARED;
 #endif /* __mc68000__ */
 
-		if (IDE_CHIPSET_IS_PCI(hwif->chipset))
+		if (hwif->chipset == ide_pci || hwif->chipset == ide_cmd646 ||
+		    hwif->chipset == ide_ali14xx)
 			sa = IRQF_SHARED;
 
 		if (io_ports->ctl_addr)

include/linux/ide.h

@@ -473,10 +473,6 @@ typedef struct ide_drive_s ide_drive_t;
 
 #define to_ide_device(dev)container_of(dev, ide_drive_t, gendev)
 
-#define IDE_CHIPSET_PCI_MASK	\
-    ((1<<ide_pci)|(1<<ide_cmd646)|(1<<ide_ali14xx))
-#define IDE_CHIPSET_IS_PCI(c)	((IDE_CHIPSET_PCI_MASK >> (c)) & 1)
-
 struct ide_task_s;
 struct ide_port_info;