X-Git-Url: http://git.onelab.eu/?a=blobdiff_plain;ds=sidebyside;f=drivers%2Fs390%2Fcio%2Fioasm.h;h=ad6d829400691826659cf3de58ff35f0fa8eed98;hb=refs%2Fheads%2Fvserver;hp=95a9462f9a911ccc74faea8b9a39235f4b6cebc3;hpb=76828883507a47dae78837ab5dec5a5b4513c667;p=linux-2.6.git

diff --git a/drivers/s390/cio/ioasm.h b/drivers/s390/cio/ioasm.h
index 95a9462f9..ad6d82940 100644
--- a/drivers/s390/cio/ioasm.h
+++ b/drivers/s390/cio/ioasm.h
@@ -25,106 +25,74 @@ struct tpi_info {
 static inline int stsch(struct subchannel_id schid,
 			    volatile struct schib *addr)
 {
+	register struct subchannel_id reg1 asm ("1") = schid;
 	int ccode;
 
-	__asm__ __volatile__(
-		"   lr	  1,%1\n"
-		"   stsch 0(%2)\n"
-		"   ipm	  %0\n"
-		"   srl	  %0,28"
-		: "=d" (ccode)
-		: "d" (schid), "a" (addr), "m" (*addr)
-		: "cc", "1" );
+	asm volatile(
+		"	stsch	0(%2)\n"
+		"	ipm	%0\n"
+		"	srl	%0,28"
+		: "=d" (ccode) : "d" (reg1), "a" (addr), "m" (*addr) : "cc");
 	return ccode;
 }
 
 static inline int stsch_err(struct subchannel_id schid,
 				volatile struct schib *addr)
 {
-	int ccode;
+	register struct subchannel_id reg1 asm ("1") = schid;
+	int ccode = -EIO;
 
-	__asm__ __volatile__(
-		"    lhi  %0,%3\n"
-		"    lr	  1,%1\n"
-		"    stsch 0(%2)\n"
-		"0:  ipm  %0\n"
-		"    srl  %0,28\n"
+	asm volatile(
+		"	stsch	0(%2)\n"
+		"0:	ipm	%0\n"
+		"	srl	%0,28\n"
 		"1:\n"
-#ifdef CONFIG_64BIT
-		".section __ex_table,\"a\"\n"
-		"   .align 8\n"
-		"   .quad 0b,1b\n"
-		".previous"
-#else
-		".section __ex_table,\"a\"\n"
-		"   .align 4\n"
-		"   .long 0b,1b\n"
-		".previous"
-#endif
-		: "=&d" (ccode)
-		: "d" (schid), "a" (addr), "K" (-EIO), "m" (*addr)
-		: "cc", "1" );
+		EX_TABLE(0b,1b)
+		: "+d" (ccode) : "d" (reg1), "a" (addr), "m" (*addr) : "cc");
 	return ccode;
 }
 
 static inline int msch(struct subchannel_id schid,
 			   volatile struct schib *addr)
 {
+	register struct subchannel_id reg1 asm ("1") = schid;
 	int ccode;
 
-	__asm__ __volatile__(
-		"   lr	  1,%1\n"
-		"   msch  0(%2)\n"
-		"   ipm	  %0\n"
-		"   srl	  %0,28"
-		: "=d" (ccode)
-		: "d" (schid), "a" (addr), "m" (*addr)
-		: "cc", "1" );
+	asm volatile(
+		"	msch	0(%2)\n"
+		"	ipm	%0\n"
+		"	srl	%0,28"
+		: "=d" (ccode) : "d" (reg1), "a" (addr), "m" (*addr) : "cc");
 	return ccode;
 }
 
 static inline int msch_err(struct subchannel_id schid,
 			       volatile struct schib *addr)
 {
-	int ccode;
+	register struct subchannel_id reg1 asm ("1") = schid;
+	int ccode = -EIO;
 
-	__asm__ __volatile__(
-		"    lhi  %0,%3\n"
-		"    lr	  1,%1\n"
-		"    msch 0(%2)\n"
-		"0:  ipm  %0\n"
-		"    srl  %0,28\n"
+	asm volatile(
+		"	msch	0(%2)\n"
+		"0:	ipm	%0\n"
+		"	srl	%0,28\n"
 		"1:\n"
-#ifdef CONFIG_64BIT
-		".section __ex_table,\"a\"\n"
-		"   .align 8\n"
-		"   .quad 0b,1b\n"
-		".previous"
-#else
-		".section __ex_table,\"a\"\n"
-		"   .align 4\n"
-		"   .long 0b,1b\n"
-		".previous"
-#endif
-		: "=&d" (ccode)
-		: "d" (schid), "a" (addr), "K" (-EIO), "m" (*addr)
-		: "cc", "1" );
+		EX_TABLE(0b,1b)
+		: "+d" (ccode) : "d" (reg1), "a" (addr), "m" (*addr) : "cc");
 	return ccode;
 }
 
 static inline int tsch(struct subchannel_id schid,
 			   volatile struct irb *addr)
 {
+	register struct subchannel_id reg1 asm ("1") = schid;
 	int ccode;
 
-	__asm__ __volatile__(
-		"   lr	  1,%1\n"
-		"   tsch  0(%2)\n"
-		"   ipm	  %0\n"
-		"   srl	  %0,28"
-		: "=d" (ccode)
-		: "d" (schid), "a" (addr), "m" (*addr)
-		: "cc", "1" );
+	asm volatile(
+		"	tsch	0(%2)\n"
+		"	ipm	%0\n"
+		"	srl	%0,28"
+		: "=d" (ccode) : "d" (reg1), "a" (addr), "m" (*addr) : "cc");
 	return ccode;
 }
 
@@ -132,89 +100,77 @@ static inline int tpi( volatile struct tpi_info *addr)
 {
 	int ccode;
 
-	__asm__ __volatile__(
-		"   tpi	  0(%1)\n"
-		"   ipm	  %0\n"
-		"   srl	  %0,28"
-		: "=d" (ccode)
-		: "a" (addr), "m" (*addr)
-		: "cc", "1" );
+	asm volatile(
+		"	tpi	0(%1)\n"
+		"	ipm	%0\n"
+		"	srl	%0,28"
+		: "=d" (ccode) : "a" (addr), "m" (*addr) : "cc");
 	return ccode;
 }
 
 static inline int ssch(struct subchannel_id schid,
 			   volatile struct orb *addr)
 {
+	register struct subchannel_id reg1 asm ("1") = schid;
 	int ccode;
 
-	__asm__ __volatile__(
-		"   lr	  1,%1\n"
-		"   ssch  0(%2)\n"
-		"   ipm	  %0\n"
-		"   srl	  %0,28"
-		: "=d" (ccode)
-		: "d" (schid), "a" (addr), "m" (*addr)
-		: "cc", "1" );
+	asm volatile(
+		"	ssch	0(%2)\n"
+		"	ipm	%0\n"
+		"	srl	%0,28"
+		: "=d" (ccode) : "d" (reg1), "a" (addr), "m" (*addr) : "cc");
 	return ccode;
 }
 
 static inline int rsch(struct subchannel_id schid)
 {
+	register struct subchannel_id reg1 asm ("1") = schid;
 	int ccode;
 
-	__asm__ __volatile__(
-		"   lr	  1,%1\n"
-		"   rsch\n"
-		"   ipm	  %0\n"
-		"   srl	  %0,28"
-		: "=d" (ccode)
-		: "d" (schid)
-		: "cc", "1" );
+	asm volatile(
+		"	rsch\n"
+		"	ipm	%0\n"
+		"	srl	%0,28"
+		: "=d" (ccode) : "d" (reg1) : "cc");
 	return ccode;
 }
 
 static inline int csch(struct subchannel_id schid)
 {
+	register struct subchannel_id reg1 asm ("1") = schid;
 	int ccode;
 
-	__asm__ __volatile__(
-		"   lr	  1,%1\n"
-		"   csch\n"
-		"   ipm	  %0\n"
-		"   srl	  %0,28"
-		: "=d" (ccode)
-		: "d" (schid)
-		: "cc", "1" );
+	asm volatile(
+		"	csch\n"
+		"	ipm	%0\n"
+		"	srl	%0,28"
+		: "=d" (ccode) : "d" (reg1) : "cc");
 	return ccode;
 }
 
 static inline int hsch(struct subchannel_id schid)
 {
+	register struct subchannel_id reg1 asm ("1") = schid;
 	int ccode;
 
-	__asm__ __volatile__(
-		"   lr	  1,%1\n"
-		"   hsch\n"
-		"   ipm	  %0\n"
-		"   srl	  %0,28"
-		: "=d" (ccode)
-		: "d" (schid)
-		: "cc", "1" );
+	asm volatile(
+		"	hsch\n"
+		"	ipm	%0\n"
+		"	srl	%0,28"
+		: "=d" (ccode) : "d" (reg1) : "cc");
 	return ccode;
 }
 
 static inline int xsch(struct subchannel_id schid)
 {
+	register struct subchannel_id reg1 asm ("1") = schid;
 	int ccode;
 
-	__asm__ __volatile__(
-		"   lr	  1,%1\n"
-		"   .insn rre,0xb2760000,%1,0\n"
-		"   ipm	  %0\n"
-		"   srl	  %0,28"
-		: "=d" (ccode)
-		: "d" (schid)
-		: "cc", "1" );
+	asm volatile(
+		"	.insn	rre,0xb2760000,%1,0\n"
+		"	ipm	%0\n"
+		"	srl	%0,28"
+		: "=d" (ccode) : "d" (reg1) : "cc");
 	return ccode;
 }
 
@@ -223,41 +179,27 @@ static inline int chsc(void *chsc_area)
 	typedef struct { char _[4096]; } addr_type;
 	int cc;
 
-	__asm__ __volatile__ (
-		".insn	rre,0xb25f0000,%2,0	\n\t"
-		"ipm	%0	\n\t"
-		"srl	%0,28	\n\t"
+	asm volatile(
+		"	.insn	rre,0xb25f0000,%2,0\n"
+		"	ipm	%0\n"
+		"	srl	%0,28\n"
 		: "=d" (cc), "=m" (*(addr_type *) chsc_area)
 		: "d" (chsc_area), "m" (*(addr_type *) chsc_area)
-		: "cc" );
-
+		: "cc");
 	return cc;
 }
 
-static inline int iac( void)
-{
-	int ccode;
-
-	__asm__ __volatile__(
-		"   iac	  1\n"
-		"   ipm	  %0\n"
-		"   srl	  %0,28"
-		: "=d" (ccode) : : "cc", "1" );
-	return ccode;
-}
-
 static inline int rchp(int chpid)
 {
+	register unsigned int reg1 asm ("1") = chpid;
 	int ccode;
 
-	__asm__ __volatile__(
-		"   lr	  1,%1\n"
-		"   rchp\n"
-		"   ipm	  %0\n"
-		"   srl	  %0,28"
-		: "=d" (ccode)
-		: "d" (chpid)
-		: "cc", "1" );
+	asm volatile(
+		"	lr	1,%1\n"
+		"	rchp\n"
+		"	ipm	%0\n"
+		"	srl	%0,28"
+		: "=d" (ccode) : "d" (reg1) : "cc");
 	return ccode;
 }