Merge branch 'upstream' of git://git.linux-mips.org/pub/scm/ralf/upstream-linus

Pull MIPS updates from Ralf Baechle:
 "This is the main pull request for MIPS for 4.7.  Here's the summary of
  the changes:

   - ATH79: Support for DTB passuing using the UHI boot protocol
   - ATH79: Remove support for builtin DTB.
   - ATH79: Add zboot debug serial support.
   - ATH79: Add initial support for Dragino MS14 (Dragine 2), Onion Omega
            and DPT-Module.
   - ATH79: Update devicetree clock support for AR9132 and AR9331.
   - ATH79: Cleanup the DT code.
   - ATH79: Support newer SOCs in ath79_ddr_ctrl_init.
   - ATH79: Fix regression in PCI window initialization.
   - BCM47xx: Move SPROM driver to drivers/firmware/
   - BCM63xx: Enable partition parser in defconfig.
   - BMIPS: BMIPS5000 has I cache filing from D cache
   - BMIPS: BMIPS: Add cpu-feature-overrides.h
   - BMIPS: Add Whirlwind support
   - BMIPS: Adjust mips-hpt-frequency for BCM7435
   - BMIPS: Remove maxcpus from BCM97435SVMB DTS
   - BMIPS: Add missing 7038 L1 register cells to BCM7435
   - BMIPS: Various tweaks to initialization code.
   - BMIPS: Enable partition parser in defconfig.
   - BMIPS: Cache tweaks.
   - BMIPS: Add UART, I2C and SATA devices to DT.
   - BMIPS: Add BCM6358 and BCM63268support
   - BMIPS: Add device tree example for BCM6358.
   - BMIPS: Improve Improve BCM6328 and BCM6368 device trees
   - Lantiq: Add support for device tree file from boot loader
   - Lantiq: Allow build with no built-in DT.
   - Loongson 3: Reserve 32MB for RS780E integrated GPU.
   - Loongson 3: Fix build error after ld-version.sh modification
   - Loongson 3: Move chipset ACPI code from drivers to arch.
   - Loongson 3: Speedup irq processing.
   - Loongson 3: Add basic Loongson 3A support.
   - Loongson 3: Set cache flush handlers to nop.
   - Loongson 3: Invalidate special TLBs when needed.
   - Loongson 3: Fast TLB refill handler.
   - MT7620: Fallback strategy for invalid syscfg0.
   - Netlogic: Fix CP0_EBASE redefinition warnings
   - Octeon: Initialization fixes
   - Octeon: Add DTS files for the D-Link DSR-1000N and EdgeRouter Lite
   - Octeon: Enable add Octeon-drivers in cavium_octeon_defconfig
   - Octeon: Correctly handle endian-swapped initramfs images.
   - Octeon: Support CN73xx, CN75xx and CN78xx.
   - Octeon: Remove dead code from cvmx-sysinfo.
   - Octeon: Extend number of supported CPUs past 32.
   - Octeon: Remove some code limiting NR_IRQS to 255.
   - Octeon: Simplify octeon_irq_ciu_gpio_set_type.
   - Octeon: Mark some functions __init in smp.c
   - Octeon: Octeon: Add Octeon III CN7xxx interface detection
   - PIC32: Add serial driver and bindings for it.
   - PIC32: Add PIC32 deadman timer driver and bindings.
   - PIC32: Add PIC32 clock timer driver and bindings.
   - Pistachio: Determine SoC revision during boot
   - Sibyte: Fix Kconfig dependencies of SIBYTE_BUS_WATCHER.
   - Sibyte: Strip redundant comments from bcm1480_regs.h.
   - Panic immediately if panic_on_oops is set.
   - module: fix incorrect IS_ERR_VALUE macro usage.
   - module: Make consistent use of pr_*
   - Remove no longer needed work_on_cpu() call.
   - Remove CONFIG_IPV6_PRIVACY from defconfigs.
   - Fix registers of non-crashing CPUs in dumps.
   - Handle MIPSisms in new vmcore_elf32_check_arch.
   - Select CONFIG_HANDLE_DOMAIN_IRQ and make it work.
   - Allow RIXI to be used on non-R2 or R6 cores.
   - Reserve nosave data for hibernation
   - Fix siginfo.h to use strict POSIX types.
   - Don't unwind user mode with EVA.
   - Fix watchpoint restoration
   - Ptrace watchpoints for R6.
   - Sync icache when it fills from dcache
   - I6400 I-cache fills from dcache.
   - Various MSA fixes.
   - Cleanup MIPS_CPU_* definitions.
   - Signal: Move generic copy_siginfo to signal.h
   - Signal: Fix uapi include in exported asm/siginfo.h
   - Timer fixes for sake of KVM.
   - XPA TLB refill fixes.
   - Treat perf counter feature
   - Update John Crispin's email address
   - Add PIC32 watchdog and bindings.
   - Handle R10000 LL/SC bug in set_pte()
   - cpufreq: Various fixes for Longson1.
   - R6: Fix R2 emulation.
   - mathemu: Cosmetic fix to ADDIUPC emulation, plenty of other small fixes
   - ELF: ABI and FP fixes.
   - Allow for relocatable kernel and use that to support KASLR.
   - Fix CPC_BASE_ADDR mask
   - Plenty fo smp-cps, CM, R6 and M6250 fixes.
   - Make reset_control_ops const.
   - Fix kernel command line handling of leading whitespace.
   - Cleanups to cache handling.
   - Add brcm, bcm6345-l1-intc device tree bindings.
   - Use generic clkdev.h header
   - Remove CLK_IS_ROOT usage.
   - Misc small cleanups.
   - CM: Fix compilation error when !MIPS_CM
   - oprofile: Fix a preemption issue
   - Detect DSP ASE v3 support:1"

* 'upstream' of git://git.linux-mips.org/pub/scm/ralf/upstream-linus: (275 commits)
  MIPS: pic32mzda: fix getting timer clock rate.
  MIPS: ath79: fix regression in PCI window initialization
  MIPS: ath79: make ath79_ddr_ctrl_init() compatible for newer SoCs
  MIPS: Fix VZ probe gas errors with binutils <2.24
  MIPS: perf: Fix I6400 event numbers
  MIPS: DEC: Export `ioasic_ssr_lock' to modules
  MIPS: MSA: Fix a link error on `_init_msa_upper' with older GCC
  MIPS: CM: Fix compilation error when !MIPS_CM
  MIPS: Fix genvdso error on rebuild
  USB: ohci-jz4740: Remove obsolete driver
  MIPS: JZ4740: Probe OHCI platform device via DT
  MIPS: JZ4740: Qi LB60: Remove support for AVT2 variant
  MIPS: pistachio: Determine SoC revision during boot
  MIPS: BMIPS: Adjust mips-hpt-frequency for BCM7435
  mips: mt7620: fallback to SDRAM when syscfg0 does not have a valid value for the memory type
  MIPS: Prevent "restoration" of MSA context in non-MSA kernels
  MIPS: cevt-r4k: Dynamically calculate min_delta_ns
  MIPS: malta-time: Take seconds into account
  MIPS: malta-time: Start GIC count before syncing to RTC
  MIPS: Force CPUs to lose FP context during mode switches
  ...

1 files changed, 109 insertions, 86 deletions

diff --git a/arch/mips/include/asm/asmmacro.h b/arch/mips/include/asm/asmmacro.h
index 867f924b05c7..6741673c92ca 100644
--- a/arch/mips/include/asm/asmmacro.h
+++ b/arch/mips/include/asm/asmmacro.h
@@ -235,6 +235,7 @@
 	.macro	ld_b	wd, off, base
 	.set	push
 	.set	mips32r2
+	.set	fp=64
 	.set	msa
 	ld.b	$w\wd, \off(\base)
 	.set	pop
@@ -243,6 +244,7 @@
 	.macro	ld_h	wd, off, base
 	.set	push
 	.set	mips32r2
+	.set	fp=64
 	.set	msa
 	ld.h	$w\wd, \off(\base)
 	.set	pop
@@ -251,6 +253,7 @@
 	.macro	ld_w	wd, off, base
 	.set	push
 	.set	mips32r2
+	.set	fp=64
 	.set	msa
 	ld.w	$w\wd, \off(\base)
 	.set	pop
@@ -268,6 +271,7 @@
 	.macro	st_b	wd, off, base
 	.set	push
 	.set	mips32r2
+	.set	fp=64
 	.set	msa
 	st.b	$w\wd, \off(\base)
 	.set	pop
@@ -276,6 +280,7 @@
 	.macro	st_h	wd, off, base
 	.set	push
 	.set	mips32r2
+	.set	fp=64
 	.set	msa
 	st.h	$w\wd, \off(\base)
 	.set	pop
@@ -284,6 +289,7 @@
 	.macro	st_w	wd, off, base
 	.set	push
 	.set	mips32r2
+	.set	fp=64
 	.set	msa
 	st.w	$w\wd, \off(\base)
 	.set	pop
@@ -298,21 +304,21 @@
 	.set	pop
 	.endm
 
-	.macro	copy_u_w	ws, n
+	.macro	copy_s_w	ws, n
 	.set	push
 	.set	mips32r2
 	.set	fp=64
 	.set	msa
-	copy_u.w $1, $w\ws[\n]
+	copy_s.w $1, $w\ws[\n]
 	.set	pop
 	.endm
 
-	.macro	copy_u_d	ws, n
+	.macro	copy_s_d	ws, n
 	.set	push
 	.set	mips64r2
 	.set	fp=64
 	.set	msa
-	copy_u.d $1, $w\ws[\n]
+	copy_s.d $1, $w\ws[\n]
 	.set	pop
 	.endm
 
@@ -346,8 +352,8 @@
 #define STH_MSA_INSN		0x5800081f
 #define STW_MSA_INSN		0x5800082f
 #define STD_MSA_INSN		0x5800083f
-#define COPY_UW_MSA_INSN	0x58f00056
-#define COPY_UD_MSA_INSN	0x58f80056
+#define COPY_SW_MSA_INSN	0x58b00056
+#define COPY_SD_MSA_INSN	0x58b80056
 #define INSERT_W_MSA_INSN	0x59300816
 #define INSERT_D_MSA_INSN	0x59380816
 #else
@@ -361,8 +367,8 @@
 #define STH_MSA_INSN		0x78000825
 #define STW_MSA_INSN		0x78000826
 #define STD_MSA_INSN		0x78000827
-#define COPY_UW_MSA_INSN	0x78f00059
-#define COPY_UD_MSA_INSN	0x78f80059
+#define COPY_SW_MSA_INSN	0x78b00059
+#define COPY_SD_MSA_INSN	0x78b80059
 #define INSERT_W_MSA_INSN	0x79300819
 #define INSERT_D_MSA_INSN	0x79380819
 #endif
@@ -393,7 +399,7 @@
 	.set	push
 	.set	noat
 	SET_HARDFLOAT
-	addu	$1, \base, \off
+	PTR_ADDU $1, \base, \off
 	.word	LDB_MSA_INSN | (\wd << 6)
 	.set	pop
 	.endm
@@ -402,7 +408,7 @@
 	.set	push
 	.set	noat
 	SET_HARDFLOAT
-	addu	$1, \base, \off
+	PTR_ADDU $1, \base, \off
 	.word	LDH_MSA_INSN | (\wd << 6)
 	.set	pop
 	.endm
@@ -411,7 +417,7 @@
 	.set	push
 	.set	noat
 	SET_HARDFLOAT
-	addu	$1, \base, \off
+	PTR_ADDU $1, \base, \off
 	.word	LDW_MSA_INSN | (\wd << 6)
 	.set	pop
 	.endm
@@ -420,7 +426,7 @@
 	.set	push
 	.set	noat
 	SET_HARDFLOAT
-	addu	$1, \base, \off
+	PTR_ADDU $1, \base, \off
 	.word	LDD_MSA_INSN | (\wd << 6)
 	.set	pop
 	.endm
@@ -429,7 +435,7 @@
 	.set	push
 	.set	noat
 	SET_HARDFLOAT
-	addu	$1, \base, \off
+	PTR_ADDU $1, \base, \off
 	.word	STB_MSA_INSN | (\wd << 6)
 	.set	pop
 	.endm
@@ -438,7 +444,7 @@
 	.set	push
 	.set	noat
 	SET_HARDFLOAT
-	addu	$1, \base, \off
+	PTR_ADDU $1, \base, \off
 	.word	STH_MSA_INSN | (\wd << 6)
 	.set	pop
 	.endm
@@ -447,7 +453,7 @@
 	.set	push
 	.set	noat
 	SET_HARDFLOAT
-	addu	$1, \base, \off
+	PTR_ADDU $1, \base, \off
 	.word	STW_MSA_INSN | (\wd << 6)
 	.set	pop
 	.endm
@@ -456,26 +462,26 @@
 	.set	push
 	.set	noat
 	SET_HARDFLOAT
-	addu	$1, \base, \off
+	PTR_ADDU $1, \base, \off
 	.word	STD_MSA_INSN | (\wd << 6)
 	.set	pop
 	.endm
 
-	.macro	copy_u_w	ws, n
+	.macro	copy_s_w	ws, n
 	.set	push
 	.set	noat
 	SET_HARDFLOAT
 	.insn
-	.word	COPY_UW_MSA_INSN | (\n << 16) | (\ws << 11)
+	.word	COPY_SW_MSA_INSN | (\n << 16) | (\ws << 11)
 	.set	pop
 	.endm
 
-	.macro	copy_u_d	ws, n
+	.macro	copy_s_d	ws, n
 	.set	push
 	.set	noat
 	SET_HARDFLOAT
 	.insn
-	.word	COPY_UD_MSA_INSN | (\n << 16) | (\ws << 11)
+	.word	COPY_SD_MSA_INSN | (\n << 16) | (\ws << 11)
 	.set	pop
 	.endm
 
@@ -496,41 +502,52 @@
 	.endm
 #endif
 
+#ifdef TOOLCHAIN_SUPPORTS_MSA
+#define FPR_BASE_OFFS	THREAD_FPR0
+#define FPR_BASE	$1
+#else
+#define FPR_BASE_OFFS	0
+#define FPR_BASE	\thread
+#endif
+
 	.macro	msa_save_all	thread
-	st_d	0, THREAD_FPR0, \thread
-	st_d	1, THREAD_FPR1, \thread
-	st_d	2, THREAD_FPR2, \thread
-	st_d	3, THREAD_FPR3, \thread
-	st_d	4, THREAD_FPR4, \thread
-	st_d	5, THREAD_FPR5, \thread
-	st_d	6, THREAD_FPR6, \thread
-	st_d	7, THREAD_FPR7, \thread
-	st_d	8, THREAD_FPR8, \thread
-	st_d	9, THREAD_FPR9, \thread
-	st_d	10, THREAD_FPR10, \thread
-	st_d	11, THREAD_FPR11, \thread
-	st_d	12, THREAD_FPR12, \thread
-	st_d	13, THREAD_FPR13, \thread
-	st_d	14, THREAD_FPR14, \thread
-	st_d	15, THREAD_FPR15, \thread
-	st_d	16, THREAD_FPR16, \thread
-	st_d	17, THREAD_FPR17, \thread
-	st_d	18, THREAD_FPR18, \thread
-	st_d	19, THREAD_FPR19, \thread
-	st_d	20, THREAD_FPR20, \thread
-	st_d	21, THREAD_FPR21, \thread
-	st_d	22, THREAD_FPR22, \thread
-	st_d	23, THREAD_FPR23, \thread
-	st_d	24, THREAD_FPR24, \thread
-	st_d	25, THREAD_FPR25, \thread
-	st_d	26, THREAD_FPR26, \thread
-	st_d	27, THREAD_FPR27, \thread
-	st_d	28, THREAD_FPR28, \thread
-	st_d	29, THREAD_FPR29, \thread
-	st_d	30, THREAD_FPR30, \thread
-	st_d	31, THREAD_FPR31, \thread
 	.set	push
 	.set	noat
+#ifdef TOOLCHAIN_SUPPORTS_MSA
+	PTR_ADDU FPR_BASE, \thread, FPR_BASE_OFFS
+#endif
+	st_d	 0, THREAD_FPR0  - FPR_BASE_OFFS, FPR_BASE
+	st_d	 1, THREAD_FPR1  - FPR_BASE_OFFS, FPR_BASE
+	st_d	 2, THREAD_FPR2  - FPR_BASE_OFFS, FPR_BASE
+	st_d	 3, THREAD_FPR3  - FPR_BASE_OFFS, FPR_BASE
+	st_d	 4, THREAD_FPR4  - FPR_BASE_OFFS, FPR_BASE
+	st_d	 5, THREAD_FPR5  - FPR_BASE_OFFS, FPR_BASE
+	st_d	 6, THREAD_FPR6  - FPR_BASE_OFFS, FPR_BASE
+	st_d	 7, THREAD_FPR7  - FPR_BASE_OFFS, FPR_BASE
+	st_d	 8, THREAD_FPR8  - FPR_BASE_OFFS, FPR_BASE
+	st_d	 9, THREAD_FPR9  - FPR_BASE_OFFS, FPR_BASE
+	st_d	10, THREAD_FPR10 - FPR_BASE_OFFS, FPR_BASE
+	st_d	11, THREAD_FPR11 - FPR_BASE_OFFS, FPR_BASE
+	st_d	12, THREAD_FPR12 - FPR_BASE_OFFS, FPR_BASE
+	st_d	13, THREAD_FPR13 - FPR_BASE_OFFS, FPR_BASE
+	st_d	14, THREAD_FPR14 - FPR_BASE_OFFS, FPR_BASE
+	st_d	15, THREAD_FPR15 - FPR_BASE_OFFS, FPR_BASE
+	st_d	16, THREAD_FPR16 - FPR_BASE_OFFS, FPR_BASE
+	st_d	17, THREAD_FPR17 - FPR_BASE_OFFS, FPR_BASE
+	st_d	18, THREAD_FPR18 - FPR_BASE_OFFS, FPR_BASE
+	st_d	19, THREAD_FPR19 - FPR_BASE_OFFS, FPR_BASE
+	st_d	20, THREAD_FPR20 - FPR_BASE_OFFS, FPR_BASE
+	st_d	21, THREAD_FPR21 - FPR_BASE_OFFS, FPR_BASE
+	st_d	22, THREAD_FPR22 - FPR_BASE_OFFS, FPR_BASE
+	st_d	23, THREAD_FPR23 - FPR_BASE_OFFS, FPR_BASE
+	st_d	24, THREAD_FPR24 - FPR_BASE_OFFS, FPR_BASE
+	st_d	25, THREAD_FPR25 - FPR_BASE_OFFS, FPR_BASE
+	st_d	26, THREAD_FPR26 - FPR_BASE_OFFS, FPR_BASE
+	st_d	27, THREAD_FPR27 - FPR_BASE_OFFS, FPR_BASE
+	st_d	28, THREAD_FPR28 - FPR_BASE_OFFS, FPR_BASE
+	st_d	29, THREAD_FPR29 - FPR_BASE_OFFS, FPR_BASE
+	st_d	30, THREAD_FPR30 - FPR_BASE_OFFS, FPR_BASE
+	st_d	31, THREAD_FPR31 - FPR_BASE_OFFS, FPR_BASE
 	SET_HARDFLOAT
 	_cfcmsa	$1, MSA_CSR
 	sw	$1, THREAD_MSA_CSR(\thread)
@@ -543,40 +560,46 @@
 	SET_HARDFLOAT
 	lw	$1, THREAD_MSA_CSR(\thread)
 	_ctcmsa	MSA_CSR, $1
-	.set	pop
-	ld_d	0, THREAD_FPR0, \thread
-	ld_d	1, THREAD_FPR1, \thread
-	ld_d	2, THREAD_FPR2, \thread
-	ld_d	3, THREAD_FPR3, \thread
-	ld_d	4, THREAD_FPR4, \thread
-	ld_d	5, THREAD_FPR5, \thread
-	ld_d	6, THREAD_FPR6, \thread
-	ld_d	7, THREAD_FPR7, \thread
-	ld_d	8, THREAD_FPR8, \thread
-	ld_d	9, THREAD_FPR9, \thread
-	ld_d	10, THREAD_FPR10, \thread
-	ld_d	11, THREAD_FPR11, \thread
-	ld_d	12, THREAD_FPR12, \thread
-	ld_d	13, THREAD_FPR13, \thread
-	ld_d	14, THREAD_FPR14, \thread
-	ld_d	15, THREAD_FPR15, \thread
-	ld_d	16, THREAD_FPR16, \thread
-	ld_d	17, THREAD_FPR17, \thread
-	ld_d	18, THREAD_FPR18, \thread
-	ld_d	19, THREAD_FPR19, \thread
-	ld_d	20, THREAD_FPR20, \thread
-	ld_d	21, THREAD_FPR21, \thread
-	ld_d	22, THREAD_FPR22, \thread
-	ld_d	23, THREAD_FPR23, \thread
-	ld_d	24, THREAD_FPR24, \thread
-	ld_d	25, THREAD_FPR25, \thread
-	ld_d	26, THREAD_FPR26, \thread
-	ld_d	27, THREAD_FPR27, \thread
-	ld_d	28, THREAD_FPR28, \thread
-	ld_d	29, THREAD_FPR29, \thread
-	ld_d	30, THREAD_FPR30, \thread
-	ld_d	31, THREAD_FPR31, \thread
-	.endm
+#ifdef TOOLCHAIN_SUPPORTS_MSA
+	PTR_ADDU FPR_BASE, \thread, FPR_BASE_OFFS
+#endif
+	ld_d	 0, THREAD_FPR0  - FPR_BASE_OFFS, FPR_BASE
+	ld_d	 1, THREAD_FPR1  - FPR_BASE_OFFS, FPR_BASE
+	ld_d	 2, THREAD_FPR2  - FPR_BASE_OFFS, FPR_BASE
+	ld_d	 3, THREAD_FPR3  - FPR_BASE_OFFS, FPR_BASE
+	ld_d	 4, THREAD_FPR4  - FPR_BASE_OFFS, FPR_BASE
+	ld_d	 5, THREAD_FPR5  - FPR_BASE_OFFS, FPR_BASE
+	ld_d	 6, THREAD_FPR6  - FPR_BASE_OFFS, FPR_BASE
+	ld_d	 7, THREAD_FPR7  - FPR_BASE_OFFS, FPR_BASE
+	ld_d	 8, THREAD_FPR8  - FPR_BASE_OFFS, FPR_BASE
+	ld_d	 9, THREAD_FPR9  - FPR_BASE_OFFS, FPR_BASE
+	ld_d	10, THREAD_FPR10 - FPR_BASE_OFFS, FPR_BASE
+	ld_d	11, THREAD_FPR11 - FPR_BASE_OFFS, FPR_BASE
+	ld_d	12, THREAD_FPR12 - FPR_BASE_OFFS, FPR_BASE
+	ld_d	13, THREAD_FPR13 - FPR_BASE_OFFS, FPR_BASE
+	ld_d	14, THREAD_FPR14 - FPR_BASE_OFFS, FPR_BASE
+	ld_d	15, THREAD_FPR15 - FPR_BASE_OFFS, FPR_BASE
+	ld_d	16, THREAD_FPR16 - FPR_BASE_OFFS, FPR_BASE
+	ld_d	17, THREAD_FPR17 - FPR_BASE_OFFS, FPR_BASE
+	ld_d	18, THREAD_FPR18 - FPR_BASE_OFFS, FPR_BASE
+	ld_d	19, THREAD_FPR19 - FPR_BASE_OFFS, FPR_BASE
+	ld_d	20, THREAD_FPR20 - FPR_BASE_OFFS, FPR_BASE
+	ld_d	21, THREAD_FPR21 - FPR_BASE_OFFS, FPR_BASE
+	ld_d	22, THREAD_FPR22 - FPR_BASE_OFFS, FPR_BASE
+	ld_d	23, THREAD_FPR23 - FPR_BASE_OFFS, FPR_BASE
+	ld_d	24, THREAD_FPR24 - FPR_BASE_OFFS, FPR_BASE
+	ld_d	25, THREAD_FPR25 - FPR_BASE_OFFS, FPR_BASE
+	ld_d	26, THREAD_FPR26 - FPR_BASE_OFFS, FPR_BASE
+	ld_d	27, THREAD_FPR27 - FPR_BASE_OFFS, FPR_BASE
+	ld_d	28, THREAD_FPR28 - FPR_BASE_OFFS, FPR_BASE
+	ld_d	29, THREAD_FPR29 - FPR_BASE_OFFS, FPR_BASE
+	ld_d	30, THREAD_FPR30 - FPR_BASE_OFFS, FPR_BASE
+	ld_d	31, THREAD_FPR31 - FPR_BASE_OFFS, FPR_BASE
+	.set pop
+	.endm
+
+#undef FPR_BASE_OFFS
+#undef FPR_BASE
 
 	.macro	msa_init_upper wd
 #ifdef CONFIG_64BIT