define global BIT macro

define global BIT macro

move all local BIT defines to the new globally define macro.
Signed-off-by: Jiri Slaby <jirislaby@gmail.com>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Cc: Kumar Gala <galak@gate.crashing.org>
Cc: Dmitry Torokhov <dtor@mail.ru>
Cc: Jeff Garzik <jeff@garzik.org>
Cc: James Bottomley <James.Bottomley@steeleye.com>
Cc: "Antonino A. Daplas" <adaplas@pol.net>
Cc: Russell King <rmk@arm.linux.org.uk>
Acked-by: Ralf Baechle <ralf@linux-mips.org>
Cc: "John W. Linville" <linville@tuxdriver.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

arch/ppc/platforms/chestnut.c

@@ -49,7 +49,6 @@ extern void gen550_progress(char *, unsigned short);
 extern void gen550_init(int, struct uart_port *);
 extern void mv64360_pcibios_fixup(mv64x60_handle_t *bh);
 
-#define BIT(x) (1<<x)
 #define CHESTNUT_PRESERVE_MASK (BIT(MV64x60_CPU2DEV_0_WIN) | \
 				BIT(MV64x60_CPU2DEV_1_WIN) | \
 				BIT(MV64x60_CPU2DEV_2_WIN) | \

drivers/edac/edac_core.h

@@ -94,8 +94,6 @@ extern int edac_debug_level;
 
 #endif				/* !CONFIG_EDAC_DEBUG */
 
-#define BIT(x) (1 << (x))
-
 #define PCI_VEND_DEV(vend, dev) PCI_VENDOR_ID_ ## vend, \
 	PCI_DEVICE_ID_ ## vend ## _ ## dev
 

drivers/firmware/dcdbas.h

@@ -20,8 +20,6 @@
 #include <linux/sysfs.h>
 #include <linux/types.h>
 
-#define BIT(x)					(1UL << x)
-
 #define MAX_SMI_DATA_BUF_SIZE			(256 * 1024)
 
 #define HC_ACTION_NONE				(0)

drivers/input/serio/maceps2.c

@@ -31,8 +31,6 @@ MODULE_LICENSE("GPL");
 
 #define MACE_PS2_TIMEOUT 10000 /* in 50us unit */
 
-#define BIT(x) (1UL << (x))
-
 #define PS2_STATUS_CLOCK_SIGNAL  BIT(0) /* external clock signal */
 #define PS2_STATUS_CLOCK_INHIBIT BIT(1) /* clken output signal */
 #define PS2_STATUS_TX_INPROGRESS BIT(2) /* transmission in progress */

drivers/net/eth16i.c

@@ -170,7 +170,6 @@ static char *version =
 
 
 /* Few macros */
-#define BIT(a)		       ( (1 << (a)) )
 #define BITSET(ioaddr, bnum)   ((outb(((inb(ioaddr)) | (bnum)), ioaddr)))
 #define BITCLR(ioaddr, bnum)   ((outb(((inb(ioaddr)) & (~(bnum))), ioaddr)))
 

drivers/net/meth.h

@@ -28,9 +28,6 @@
 #define RX_BUFFER_OFFSET (sizeof(rx_status_vector)+2) /* staus vector + 2 bytes of padding */
 #define RX_BUCKET_SIZE 256
 
-#undef BIT
-#define BIT(x)	(1UL << (x))
-
 /* For more detailed explanations of what each field menas,
    see Nick's great comments to #defines below (or docs, if
    you are lucky enough toget hold of them :)*/

drivers/net/wireless/hostap/hostap_common.h

@@ -4,9 +4,6 @@
 #include <linux/types.h>
 #include <linux/if_ether.h>
 
-#define BIT(x) (1 << (x))
-
-
 /* IEEE 802.11 defines */
 
 /* Information Element IDs */

drivers/scsi/FlashPoint.c

@@ -25,7 +25,6 @@
 
 #define FAILURE         0xFFFFFFFFL
 
-#define BIT(x)          ((unsigned char)(1<<(x)))	/* single-bit mask in bit position x */
 #define BITW(x)          ((unsigned short)(1<<(x)))	/* single-bit mask in bit position x */
 
 struct sccb;

drivers/scsi/nsp32.h

@@ -68,11 +68,6 @@ static char * nsp32_model[] = {
 typedef u32 u32_le;
 typedef u16 u16_le;
 
-/*
- * MACRO
- */
-#define BIT(x)      (1UL << (x))
-
 /*
  * BASIC Definitions
  */

drivers/scsi/pcmcia/nsp_cs.h

@@ -24,7 +24,6 @@
 /************************************
  * Some useful macros...
  */
-#define BIT(x)      (1L << (x))
 
 /* SCSI initiator must be ID 7 */
 #define NSP_INITIATOR_ID  7

drivers/video/pnx4008/sdum.h

@@ -77,9 +77,6 @@
 #define CONF_DIRTYDETECTION_OFF	(0x600)
 #define CONF_DIRTYDETECTION_ON	(0x601)
 
-/* Set the corresponding bit. */
-#define BIT(n) (0x1U << (n))
-
 struct dumchannel_uf {
 	int channelnr;
 	u32 *dirty;

include/asm-arm/arch-ixp4xx/io.h

@@ -17,9 +17,6 @@
 
 #define IO_SPACE_LIMIT 0xffff0000
 
-#define	BIT(x)	((1)<<(x))
-
-
 extern int (*ixp4xx_pci_read)(u32 addr, u32 cmd, u32* data);
 extern int ixp4xx_pci_write(u32 addr, u32 cmd, u32 data);
 

include/asm-mips/ip32/crime.h

@@ -17,9 +17,6 @@
  */
 #define CRIME_BASE	0x14000000	/* physical */
 
-#undef BIT
-#define BIT(x)	(1UL << (x))
-
 struct sgi_crime {
 	volatile unsigned long id;
 #define CRIME_ID_MASK			0xff

include/asm-mips/ip32/mace.h

@@ -17,9 +17,6 @@
  */
 #define MACE_BASE	0x1f000000	/* physical */
 
-#undef BIT
-#define BIT(x) (1UL << (x))
-
 /*
  * PCI interface
  */

include/linux/bitops.h

@@ -3,6 +3,7 @@
 #include <asm/types.h>
 
 #ifdef	__KERNEL__
+#define BIT(nr)			(1UL << (nr))
 #define BIT_MASK(nr)		(1UL << ((nr) % BITS_PER_LONG))
 #define BIT_WORD(nr)		((nr) / BITS_PER_LONG)
 #define BITS_TO_TYPE(nr, t)	(((nr)+(t)-1)/(t))

include/video/sstfb.h

@@ -68,7 +68,6 @@
 #  define print_var(X,Y...)
 #endif
 
-#define BIT(x)		(1ul<<(x))
 #define POW2(x)		(1ul<<(x))
 
 /*

include/video/tdfx.h

@@ -79,8 +79,6 @@
 
 /* register bitfields (not all, only as needed) */
 
-#define BIT(x)	(1UL << (x))
-
 /* COMMAND_2D reg. values */
 #define TDFX_ROP_COPY		0xcc	/* src */
 #define TDFX_ROP_INVERT		0x55	/* NOT dst */

net/mac80211/ieee80211_i.h

@@ -37,8 +37,6 @@
 
 struct ieee80211_local;
 
-#define BIT(x) (1 << (x))
-
 #define IEEE80211_ALIGN32_PAD(a) ((4 - ((a) & 3)) & 3)
 
 /* Maximum number of broadcast/multicast frames to buffer when some of the