m68k: atari - Rename "mfp" to "st_mfp"

http://kisskb.ellerman.id.au/kisskb/buildresult/72115/:
| net/mac80211/ieee80211_i.h:327: error: syntax error before 'volatile'
| net/mac80211/ieee80211_i.h:350: error: syntax error before '}' token
| net/mac80211/ieee80211_i.h:455: error: field 'sta' has incomplete type
| distcc[19430] ERROR: compile net/mac80211/main.c on sprygo/32 failed

This is caused by

| # define mfp ((*(volatile struct MFP*)MFP_BAS))

in arch/m68k/include/asm/atarihw.h, which conflicts with the new "mfp" enum in
net/mac80211/ieee80211_i.h.

Rename "mfp" to "st_mfp", as it's a way too generic name for a global #define.

Signed-off-by: Geert Uytterhoeven <geert@linux-m68k.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
diff --git a/arch/m68k/atari/ataints.c b/arch/m68k/atari/ataints.c
index dba4afa..39478dd 100644
--- a/arch/m68k/atari/ataints.c
+++ b/arch/m68k/atari/ataints.c
@@ -187,8 +187,8 @@
 "	jbra	ret_from_interrupt\n"					   \
 	 : : "i" (&kstat_cpu(0).irqs[n+8]), "i" (&irq_handler[n+8]),	   \
 	     "n" (PT_OFF_SR), "n" (n),					   \
-	     "i" (n & 8 ? (n & 16 ? &tt_mfp.int_mk_a : &mfp.int_mk_a)	   \
-		        : (n & 16 ? &tt_mfp.int_mk_b : &mfp.int_mk_b)),	   \
+	     "i" (n & 8 ? (n & 16 ? &tt_mfp.int_mk_a : &st_mfp.int_mk_a)   \
+		        : (n & 16 ? &tt_mfp.int_mk_b : &st_mfp.int_mk_b)), \
 	     "m" (preempt_count()), "di" (HARDIRQ_OFFSET)		   \
 );									   \
 	for (;;);			/* fake noreturn */		   \
@@ -366,14 +366,14 @@
 	/* Initialize the MFP(s) */
 
 #ifdef ATARI_USE_SOFTWARE_EOI
-	mfp.vec_adr  = 0x48;	/* Software EOI-Mode */
+	st_mfp.vec_adr  = 0x48;	/* Software EOI-Mode */
 #else
-	mfp.vec_adr  = 0x40;	/* Automatic EOI-Mode */
+	st_mfp.vec_adr  = 0x40;	/* Automatic EOI-Mode */
 #endif
-	mfp.int_en_a = 0x00;	/* turn off MFP-Ints */
-	mfp.int_en_b = 0x00;
-	mfp.int_mk_a = 0xff;	/* no Masking */
-	mfp.int_mk_b = 0xff;
+	st_mfp.int_en_a = 0x00;	/* turn off MFP-Ints */
+	st_mfp.int_en_b = 0x00;
+	st_mfp.int_mk_a = 0xff;	/* no Masking */
+	st_mfp.int_mk_b = 0xff;
 
 	if (ATARIHW_PRESENT(TT_MFP)) {
 #ifdef ATARI_USE_SOFTWARE_EOI
diff --git a/arch/m68k/atari/atakeyb.c b/arch/m68k/atari/atakeyb.c
index a5f33c0..4add96d 100644
--- a/arch/m68k/atari/atakeyb.c
+++ b/arch/m68k/atari/atakeyb.c
@@ -609,10 +609,10 @@
 				 ACIA_RHTID : 0);
 
 	/* make sure the interrupt line is up */
-	} while ((mfp.par_dt_reg & 0x10) == 0);
+	} while ((st_mfp.par_dt_reg & 0x10) == 0);
 
 	/* enable ACIA Interrupts */
-	mfp.active_edge &= ~0x10;
+	st_mfp.active_edge &= ~0x10;
 	atari_turnon_irq(IRQ_MFP_ACIA);
 
 	ikbd_self_test = 1;
diff --git a/arch/m68k/atari/config.c b/arch/m68k/atari/config.c
index 49c28cd..ae2d96e 100644
--- a/arch/m68k/atari/config.c
+++ b/arch/m68k/atari/config.c
@@ -258,7 +258,7 @@
 			printk("STND_SHIFTER ");
 		}
 	}
-	if (hwreg_present(&mfp.par_dt_reg)) {
+	if (hwreg_present(&st_mfp.par_dt_reg)) {
 		ATARIHW_SET(ST_MFP);
 		printk("ST_MFP ");
 	}
diff --git a/arch/m68k/atari/debug.c b/arch/m68k/atari/debug.c
index 702b15c..28efdc3 100644
--- a/arch/m68k/atari/debug.c
+++ b/arch/m68k/atari/debug.c
@@ -34,9 +34,9 @@
 
 static inline void ata_mfp_out(char c)
 {
-	while (!(mfp.trn_stat & 0x80))	/* wait for tx buf empty */
+	while (!(st_mfp.trn_stat & 0x80))	/* wait for tx buf empty */
 		barrier();
-	mfp.usart_dta = c;
+	st_mfp.usart_dta = c;
 }
 
 static void atari_mfp_console_write(struct console *co, const char *str,
@@ -91,7 +91,7 @@
 	/* This a some-seconds timeout in case no printer is connected */
 	unsigned long i = loops_per_jiffy > 1 ? loops_per_jiffy : 10000000/HZ;
 
-	while ((mfp.par_dt_reg & 1) && --i) /* wait for BUSY == L */
+	while ((st_mfp.par_dt_reg & 1) && --i) /* wait for BUSY == L */
 		;
 	if (!i)
 		return 0;
@@ -131,9 +131,9 @@
 #if 0
 int atari_mfp_console_wait_key(struct console *co)
 {
-	while (!(mfp.rcv_stat & 0x80))	/* wait for rx buf filled */
+	while (!(st_mfp.rcv_stat & 0x80))	/* wait for rx buf filled */
 		barrier();
-	return mfp.usart_dta;
+	return st_mfp.usart_dta;
 }
 
 int atari_scc_console_wait_key(struct console *co)
@@ -175,12 +175,12 @@
 		baud = B9600;		/* use default 9600bps for non-implemented rates */
 	baud -= B1200;			/* baud_table[] starts at 1200bps */
 
-	mfp.trn_stat &= ~0x01;		/* disable TX */
-	mfp.usart_ctr = parity | csize | 0x88; /* 1:16 clk mode, 1 stop bit */
-	mfp.tim_ct_cd &= 0x70;		/* stop timer D */
-	mfp.tim_dt_d = baud_table[baud];
-	mfp.tim_ct_cd |= 0x01;		/* start timer D, 1:4 */
-	mfp.trn_stat |= 0x01;		/* enable TX */
+	st_mfp.trn_stat &= ~0x01;	/* disable TX */
+	st_mfp.usart_ctr = parity | csize | 0x88; /* 1:16 clk mode, 1 stop bit */
+	st_mfp.tim_ct_cd &= 0x70;	/* stop timer D */
+	st_mfp.tim_dt_d = baud_table[baud];
+	st_mfp.tim_ct_cd |= 0x01;	/* start timer D, 1:4 */
+	st_mfp.trn_stat |= 0x01;	/* enable TX */
 }
 
 #define SCC_WRITE(reg, val)				\
diff --git a/arch/m68k/atari/time.c b/arch/m68k/atari/time.c
index d076ff8..a0531f3 100644
--- a/arch/m68k/atari/time.c
+++ b/arch/m68k/atari/time.c
@@ -27,9 +27,9 @@
 atari_sched_init(irq_handler_t timer_routine)
 {
     /* set Timer C data Register */
-    mfp.tim_dt_c = INT_TICKS;
+    st_mfp.tim_dt_c = INT_TICKS;
     /* start timer C, div = 1:100 */
-    mfp.tim_ct_cd = (mfp.tim_ct_cd & 15) | 0x60;
+    st_mfp.tim_ct_cd = (st_mfp.tim_ct_cd & 15) | 0x60;
     /* install interrupt service routine for MFP Timer C */
     if (request_irq(IRQ_MFP_TIMC, timer_routine, IRQ_TYPE_SLOW,
 		    "timer", timer_routine))
@@ -46,11 +46,11 @@
   unsigned long ticks, offset = 0;
 
   /* read MFP timer C current value */
-  ticks = mfp.tim_dt_c;
+  ticks = st_mfp.tim_dt_c;
   /* The probability of underflow is less than 2% */
   if (ticks > INT_TICKS - INT_TICKS / 50)
     /* Check for pending timer interrupt */
-    if (mfp.int_pn_b & (1 << 5))
+    if (st_mfp.int_pn_b & (1 << 5))
       offset = TICK_SIZE;
 
   ticks = INT_TICKS - ticks;
diff --git a/arch/m68k/include/asm/atarihw.h b/arch/m68k/include/asm/atarihw.h
index 1412b4a..a714e1a 100644
--- a/arch/m68k/include/asm/atarihw.h
+++ b/arch/m68k/include/asm/atarihw.h
@@ -113,7 +113,7 @@
  * of nops on various machines. Somebody claimed that the tstb takes 600 ns.
  */
 #define	MFPDELAY() \
-	__asm__ __volatile__ ( "tstb %0" : : "m" (mfp.par_dt_reg) : "cc" );
+	__asm__ __volatile__ ( "tstb %0" : : "m" (st_mfp.par_dt_reg) : "cc" );
 
 /* Do cache push/invalidate for DMA read/write. This function obeys the
  * snooping on some machines (Medusa) and processors: The Medusa itself can
@@ -565,7 +565,7 @@
   u_char char_dummy23;
   u_char usart_dta;
  };
-# define mfp ((*(volatile struct MFP*)MFP_BAS))
+# define st_mfp ((*(volatile struct MFP*)MFP_BAS))
 
 /* TT's second MFP */
 
diff --git a/arch/m68k/include/asm/atariints.h b/arch/m68k/include/asm/atariints.h
index 5748e99..f597892 100644
--- a/arch/m68k/include/asm/atariints.h
+++ b/arch/m68k/include/asm/atariints.h
@@ -113,7 +113,7 @@
 {	unsigned char	mask, *reg;
 
 	mask = 1 << (irq & 7);
-	reg = (unsigned char *)&mfp.int_en_a + type*4 +
+	reg = (unsigned char *)&st_mfp.int_en_a + type*4 +
 		  ((irq & 8) >> 2) + (((irq-8) & 16) << 3);
 	return( *reg & mask );
 }
@@ -123,7 +123,7 @@
 {	unsigned char	mask, *reg;
 
 	mask = 1 << (irq & 7);
-	reg = (unsigned char *)&mfp.int_en_a + type*4 +
+	reg = (unsigned char *)&st_mfp.int_en_a + type*4 +
 		  ((irq & 8) >> 2) + (((irq-8) & 16) << 3);
 	__asm__ __volatile__ ( "orb %0,%1"
 			      : : "di" (mask), "m" (*reg) : "memory" );
@@ -134,7 +134,7 @@
 {	unsigned char	mask, *reg;
 
 	mask = ~(1 << (irq & 7));
-	reg = (unsigned char *)&mfp.int_en_a + type*4 +
+	reg = (unsigned char *)&st_mfp.int_en_a + type*4 +
 		  ((irq & 8) >> 2) + (((irq-8) & 16) << 3);
 	if (type == MFP_PENDING || type == MFP_SERVICE)
 		__asm__ __volatile__ ( "moveb %0,%1"