Merge branch 'mips-next-3.9' of git://git.linux-mips.org/pub/scm/john/linux-john into mips-for-linux-next

1 files changed, 125 insertions, 186 deletions

diff --git a/arch/mips/include/asm/mipsregs.h b/arch/mips/include/asm/mipsregs.h
index 2145162674b9..12b70c25906a 100644
--- a/arch/mips/include/asm/mipsregs.h
+++ b/arch/mips/include/asm/mipsregs.h
@@ -595,6 +595,8 @@
 #define MIPS_CONF3_DSP2P	(_ULCAST_(1) << 11)
 #define MIPS_CONF3_RXI		(_ULCAST_(1) << 12)
 #define MIPS_CONF3_ULRI		(_ULCAST_(1) << 13)
+#define MIPS_CONF3_ISA		(_ULCAST_(3) << 14)
+#define MIPS_CONF3_VZ		(_ULCAST_(1) << 23)
 
 #define MIPS_CONF4_MMUSIZEEXT	(_ULCAST_(255) << 0)
 #define MIPS_CONF4_MMUEXTDEF	(_ULCAST_(3) << 14)
@@ -1158,36 +1160,26 @@ do {									\
 	__res;								\
 })
 
+#ifdef HAVE_AS_DSP
 #define rddsp(mask)							\
 ({									\
-	unsigned int __res;						\
+	unsigned int __dspctl;						\
 									\
 	__asm__ __volatile__(						\
-	"	.set	push				\n"		\
-	"	.set	noat				\n"		\
-	"	# rddsp $1, %x1				\n"		\
-	"	.word	0x7c000cb8 | (%x1 << 16)	\n"		\
-	"	move	%0, $1				\n"		\
-	"	.set	pop				\n"		\
-	: "=r" (__res)							\
+	"	rddsp	%0, %x1					\n"	\
+	: "=r" (__dspctl)						\
 	: "i" (mask));							\
-	__res;								\
+	__dspctl;							\
 })
 
 #define wrdsp(val, mask)						\
 do {									\
 	__asm__ __volatile__(						\
-	"	.set	push					\n"	\
-	"	.set	noat					\n"	\
-	"	move	$1, %0					\n"	\
-	"	# wrdsp $1, %x1					\n"	\
-	"	.word	0x7c2004f8 | (%x1 << 11)		\n"	\
-	"	.set	pop					\n"	\
+	"	wrdsp	%0, %x1					\n"	\
 	:								\
 	: "r" (val), "i" (mask));					\
 } while (0)
 
-#if 0	/* Need DSP ASE capable assembler ... */
 #define mflo0() ({ long mflo0; __asm__("mflo %0, $ac0" : "=r" (mflo0)); mflo0;})
 #define mflo1() ({ long mflo1; __asm__("mflo %0, $ac1" : "=r" (mflo1)); mflo1;})
 #define mflo2() ({ long mflo2; __asm__("mflo %0, $ac2" : "=r" (mflo2)); mflo2;})
@@ -1210,230 +1202,177 @@ do {									\
 
 #else
 
-#define mfhi0()								\
-({									\
-	unsigned long __treg;						\
-									\
-	__asm__ __volatile__(						\
-	"	.set	push			\n"			\
-	"	.set	noat			\n"			\
-	"	# mfhi	%0, $ac0		\n"			\
-	"	.word	0x00000810		\n"			\
-	"	move	%0, $1			\n"			\
-	"	.set	pop			\n"			\
-	: "=r" (__treg));						\
-	__treg;								\
-})
-
-#define mfhi1()								\
-({									\
-	unsigned long __treg;						\
-									\
-	__asm__ __volatile__(						\
-	"	.set	push			\n"			\
-	"	.set	noat			\n"			\
-	"	# mfhi	%0, $ac1		\n"			\
-	"	.word	0x00200810		\n"			\
-	"	move	%0, $1			\n"			\
-	"	.set	pop			\n"			\
-	: "=r" (__treg));						\
-	__treg;								\
-})
-
-#define mfhi2()								\
-({									\
-	unsigned long __treg;						\
-									\
-	__asm__ __volatile__(						\
-	"	.set	push			\n"			\
-	"	.set	noat			\n"			\
-	"	# mfhi	%0, $ac2		\n"			\
-	"	.word	0x00400810		\n"			\
-	"	move	%0, $1			\n"			\
-	"	.set	pop			\n"			\
-	: "=r" (__treg));						\
-	__treg;								\
-})
-
-#define mfhi3()								\
-({									\
-	unsigned long __treg;						\
-									\
-	__asm__ __volatile__(						\
-	"	.set	push			\n"			\
-	"	.set	noat			\n"			\
-	"	# mfhi	%0, $ac3		\n"			\
-	"	.word	0x00600810		\n"			\
-	"	move	%0, $1			\n"			\
-	"	.set	pop			\n"			\
-	: "=r" (__treg));						\
-	__treg;								\
-})
-
-#define mflo0()								\
-({									\
-	unsigned long __treg;						\
-									\
-	__asm__ __volatile__(						\
-	"	.set	push			\n"			\
-	"	.set	noat			\n"			\
-	"	# mflo	%0, $ac0		\n"			\
-	"	.word	0x00000812		\n"			\
-	"	move	%0, $1			\n"			\
-	"	.set	pop			\n"			\
-	: "=r" (__treg));						\
-	__treg;								\
-})
-
-#define mflo1()								\
-({									\
-	unsigned long __treg;						\
-									\
-	__asm__ __volatile__(						\
-	"	.set	push			\n"			\
-	"	.set	noat			\n"			\
-	"	# mflo	%0, $ac1		\n"			\
-	"	.word	0x00200812		\n"			\
-	"	move	%0, $1			\n"			\
-	"	.set	pop			\n"			\
-	: "=r" (__treg));						\
-	__treg;								\
-})
-
-#define mflo2()								\
-({									\
-	unsigned long __treg;						\
-									\
-	__asm__ __volatile__(						\
-	"	.set	push			\n"			\
-	"	.set	noat			\n"			\
-	"	# mflo	%0, $ac2		\n"			\
-	"	.word	0x00400812		\n"			\
-	"	move	%0, $1			\n"			\
-	"	.set	pop			\n"			\
-	: "=r" (__treg));						\
-	__treg;								\
-})
-
-#define mflo3()								\
+#ifdef CONFIG_CPU_MICROMIPS
+#define rddsp(mask)							\
 ({									\
-	unsigned long __treg;						\
+	unsigned int __res;						\
 									\
 	__asm__ __volatile__(						\
-	"	.set	push			\n"			\
-	"	.set	noat			\n"			\
-	"	# mflo	%0, $ac3		\n"			\
-	"	.word	0x00600812		\n"			\
-	"	move	%0, $1			\n"			\
-	"	.set	pop			\n"			\
-	: "=r" (__treg));						\
-	__treg;								\
-})
-
-#define mthi0(x)							\
-do {									\
-	__asm__ __volatile__(						\
 	"	.set	push					\n"	\
 	"	.set	noat					\n"	\
-	"	move	$1, %0					\n"	\
-	"	# mthi	$1, $ac0				\n"	\
-	"	.word	0x00200011				\n"	\
+	"	# rddsp $1, %x1					\n"	\
+	"	.hword	((0x0020067c | (%x1 << 14)) >> 16)	\n"	\
+	"	.hword	((0x0020067c | (%x1 << 14)) & 0xffff)	\n"	\
+	"	move	%0, $1					\n"	\
 	"	.set	pop					\n"	\
-	:								\
-	: "r" (x));							\
-} while (0)
+	: "=r" (__res)							\
+	: "i" (mask));							\
+	__res;								\
+})
 
-#define mthi1(x)							\
+#define wrdsp(val, mask)						\
 do {									\
 	__asm__ __volatile__(						\
 	"	.set	push					\n"	\
 	"	.set	noat					\n"	\
 	"	move	$1, %0					\n"	\
-	"	# mthi	$1, $ac1				\n"	\
-	"	.word	0x00200811				\n"	\
+	"	# wrdsp $1, %x1					\n"	\
+	"	.hword	((0x0020167c | (%x1 << 14)) >> 16)	\n"	\
+	"	.hword	((0x0020167c | (%x1 << 14)) & 0xffff)	\n"	\
 	"	.set	pop					\n"	\
 	:								\
-	: "r" (x));							\
+	: "r" (val), "i" (mask));					\
 } while (0)
 
-#define mthi2(x)							\
-do {									\
+#define _umips_dsp_mfxxx(ins)						\
+({									\
+	unsigned long __treg;						\
+									\
 	__asm__ __volatile__(						\
 	"	.set	push					\n"	\
 	"	.set	noat					\n"	\
-	"	move	$1, %0					\n"	\
-	"	# mthi	$1, $ac2				\n"	\
-	"	.word	0x00201011				\n"	\
+	"	.hword	0x0001					\n"	\
+	"	.hword	%x1					\n"	\
+	"	move	%0, $1					\n"	\
 	"	.set	pop					\n"	\
-	:								\
-	: "r" (x));							\
-} while (0)
+	: "=r" (__treg)							\
+	: "i" (ins));							\
+	__treg;								\
+})
 
-#define mthi3(x)							\
+#define _umips_dsp_mtxxx(val, ins)					\
 do {									\
 	__asm__ __volatile__(						\
 	"	.set	push					\n"	\
 	"	.set	noat					\n"	\
 	"	move	$1, %0					\n"	\
-	"	# mthi	$1, $ac3				\n"	\
-	"	.word	0x00201811				\n"	\
+	"	.hword	0x0001					\n"	\
+	"	.hword	%x1					\n"	\
 	"	.set	pop					\n"	\
 	:								\
-	: "r" (x));							\
+	: "r" (val), "i" (ins));					\
 } while (0)
 
-#define mtlo0(x)							\
-do {									\
+#define _umips_dsp_mflo(reg) _umips_dsp_mfxxx((reg << 14) | 0x107c)
+#define _umips_dsp_mfhi(reg) _umips_dsp_mfxxx((reg << 14) | 0x007c)
+
+#define _umips_dsp_mtlo(val, reg) _umips_dsp_mtxxx(val, ((reg << 14) | 0x307c))
+#define _umips_dsp_mthi(val, reg) _umips_dsp_mtxxx(val, ((reg << 14) | 0x207c))
+
+#define mflo0() _umips_dsp_mflo(0)
+#define mflo1() _umips_dsp_mflo(1)
+#define mflo2() _umips_dsp_mflo(2)
+#define mflo3() _umips_dsp_mflo(3)
+
+#define mfhi0() _umips_dsp_mfhi(0)
+#define mfhi1() _umips_dsp_mfhi(1)
+#define mfhi2() _umips_dsp_mfhi(2)
+#define mfhi3() _umips_dsp_mfhi(3)
+
+#define mtlo0(x) _umips_dsp_mtlo(x, 0)
+#define mtlo1(x) _umips_dsp_mtlo(x, 1)
+#define mtlo2(x) _umips_dsp_mtlo(x, 2)
+#define mtlo3(x) _umips_dsp_mtlo(x, 3)
+
+#define mthi0(x) _umips_dsp_mthi(x, 0)
+#define mthi1(x) _umips_dsp_mthi(x, 1)
+#define mthi2(x) _umips_dsp_mthi(x, 2)
+#define mthi3(x) _umips_dsp_mthi(x, 3)
+
+#else  /* !CONFIG_CPU_MICROMIPS */
+#define rddsp(mask)							\
+({									\
+	unsigned int __res;						\
+									\
 	__asm__ __volatile__(						\
-	"	.set	push					\n"	\
-	"	.set	noat					\n"	\
-	"	move	$1, %0					\n"	\
-	"	# mtlo	$1, $ac0				\n"	\
-	"	.word	0x00200013				\n"	\
-	"	.set	pop					\n"	\
-	:								\
-	: "r" (x));							\
-} while (0)
+	"	.set	push				\n"		\
+	"	.set	noat				\n"		\
+	"	# rddsp $1, %x1				\n"		\
+	"	.word	0x7c000cb8 | (%x1 << 16)	\n"		\
+	"	move	%0, $1				\n"		\
+	"	.set	pop				\n"		\
+	: "=r" (__res)							\
+	: "i" (mask));							\
+	__res;								\
+})
 
-#define mtlo1(x)							\
+#define wrdsp(val, mask)						\
 do {									\
 	__asm__ __volatile__(						\
 	"	.set	push					\n"	\
 	"	.set	noat					\n"	\
 	"	move	$1, %0					\n"	\
-	"	# mtlo	$1, $ac1				\n"	\
-	"	.word	0x00200813				\n"	\
+	"	# wrdsp $1, %x1					\n"	\
+	"	.word	0x7c2004f8 | (%x1 << 11)		\n"	\
 	"	.set	pop					\n"	\
-	:								\
-	: "r" (x));							\
+        :								\
+	: "r" (val), "i" (mask));					\
 } while (0)
 
-#define mtlo2(x)							\
-do {									\
+#define _dsp_mfxxx(ins)							\
+({									\
+	unsigned long __treg;						\
+									\
 	__asm__ __volatile__(						\
 	"	.set	push					\n"	\
 	"	.set	noat					\n"	\
-	"	move	$1, %0					\n"	\
-	"	# mtlo	$1, $ac2				\n"	\
-	"	.word	0x00201013				\n"	\
+	"	.word	(0x00000810 | %1)			\n"	\
+	"	move	%0, $1					\n"	\
 	"	.set	pop					\n"	\
-	:								\
-	: "r" (x));							\
-} while (0)
+	: "=r" (__treg)							\
+	: "i" (ins));							\
+	__treg;								\
+})
 
-#define mtlo3(x)							\
+#define _dsp_mtxxx(val, ins)						\
 do {									\
 	__asm__ __volatile__(						\
 	"	.set	push					\n"	\
 	"	.set	noat					\n"	\
 	"	move	$1, %0					\n"	\
-	"	# mtlo	$1, $ac3				\n"	\
-	"	.word	0x00201813				\n"	\
+	"	.word	(0x00200011 | %1)			\n"	\
 	"	.set	pop					\n"	\
 	:								\
-	: "r" (x));							\
+	: "r" (val), "i" (ins));					\
 } while (0)
 
+#define _dsp_mflo(reg) _dsp_mfxxx((reg << 21) | 0x0002)
+#define _dsp_mfhi(reg) _dsp_mfxxx((reg << 21) | 0x0000)
+
+#define _dsp_mtlo(val, reg) _dsp_mtxxx(val, ((reg << 11) | 0x0002))
+#define _dsp_mthi(val, reg) _dsp_mtxxx(val, ((reg << 11) | 0x0000))
+
+#define mflo0() _dsp_mflo(0)
+#define mflo1() _dsp_mflo(1)
+#define mflo2() _dsp_mflo(2)
+#define mflo3() _dsp_mflo(3)
+
+#define mfhi0() _dsp_mfhi(0)
+#define mfhi1() _dsp_mfhi(1)
+#define mfhi2() _dsp_mfhi(2)
+#define mfhi3() _dsp_mfhi(3)
+
+#define mtlo0(x) _dsp_mtlo(x, 0)
+#define mtlo1(x) _dsp_mtlo(x, 1)
+#define mtlo2(x) _dsp_mtlo(x, 2)
+#define mtlo3(x) _dsp_mtlo(x, 3)
+
+#define mthi0(x) _dsp_mthi(x, 0)
+#define mthi1(x) _dsp_mthi(x, 1)
+#define mthi2(x) _dsp_mthi(x, 2)
+#define mthi3(x) _dsp_mthi(x, 3)
+
+#endif /* CONFIG_CPU_MICROMIPS */
 #endif
 
 /*