diff options
59 files changed, 72 insertions, 87 deletions
diff --git a/MAINTAINERS b/MAINTAINERS index 005902ea1450..9cc6767e1b12 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -1000,7 +1000,7 @@ F: include/linux/clk/analogbits* ANDES ARCHITECTURE M: Greentime Hu <green.hu@gmail.com> M: Vincent Chen <deanbo422@gmail.com> -T: git https://github.com/andestech/linux.git +T: git https://git.kernel.org/pub/scm/linux/kernel/git/greentime/linux.git S: Supported F: arch/nds32/ F: Documentation/devicetree/bindings/interrupt-controller/andestech,ativic32.txt diff --git a/arch/nds32/Kconfig b/arch/nds32/Kconfig index 55559ca0efe4..2245169c72af 100644 --- a/arch/nds32/Kconfig +++ b/arch/nds32/Kconfig @@ -4,7 +4,7 @@ # config NDS32 - def_bool y + def_bool y select ARCH_32BIT_OFF_T select ARCH_HAS_SYNC_DMA_FOR_CPU select ARCH_HAS_SYNC_DMA_FOR_DEVICE @@ -51,20 +51,20 @@ config GENERIC_CALIBRATE_DELAY def_bool y config GENERIC_CSUM - def_bool y + def_bool y config GENERIC_HWEIGHT - def_bool y + def_bool y config GENERIC_LOCKBREAK - def_bool y + def_bool y depends on PREEMPT config TRACE_IRQFLAGS_SUPPORT def_bool y config STACKTRACE_SUPPORT - def_bool y + def_bool y config FIX_EARLYCON_MEM def_bool y @@ -79,11 +79,11 @@ config NR_CPUS default 1 config MMU - def_bool y + def_bool y config NDS32_BUILTIN_DTB - string "Builtin DTB" - default "" + string "Builtin DTB" + default "" help User can use it to specify the dts of the SoC endmenu diff --git a/arch/nds32/include/asm/Kbuild b/arch/nds32/include/asm/Kbuild index d8ce778d0640..f43b44d692ca 100644 --- a/arch/nds32/include/asm/Kbuild +++ b/arch/nds32/include/asm/Kbuild @@ -6,7 +6,6 @@ generic-y += bugs.h generic-y += checksum.h generic-y += clkdev.h generic-y += cmpxchg.h -generic-y += cmpxchg-local.h generic-y += compat.h generic-y += cputime.h generic-y += device.h diff --git a/arch/nds32/include/asm/assembler.h b/arch/nds32/include/asm/assembler.h index c3855782a541..5e7c56926049 100644 --- a/arch/nds32/include/asm/assembler.h +++ b/arch/nds32/include/asm/assembler.h @@ -1,4 +1,4 @@ -// SPDX-License-Identifier: GPL-2.0 +/* SPDX-License-Identifier: GPL-2.0 */ // Copyright (C) 2005-2017 Andes Technology Corporation #ifndef __NDS32_ASSEMBLER_H__ diff --git a/arch/nds32/include/asm/barrier.h b/arch/nds32/include/asm/barrier.h index faafc373ea6c..16413172fd50 100644 --- a/arch/nds32/include/asm/barrier.h +++ b/arch/nds32/include/asm/barrier.h @@ -1,4 +1,4 @@ -// SPDX-License-Identifier: GPL-2.0 +/* SPDX-License-Identifier: GPL-2.0 */ // Copyright (C) 2005-2017 Andes Technology Corporation #ifndef __NDS32_ASM_BARRIER_H diff --git a/arch/nds32/include/asm/bitfield.h b/arch/nds32/include/asm/bitfield.h index 7414fcbbab4e..e75212c76b20 100644 --- a/arch/nds32/include/asm/bitfield.h +++ b/arch/nds32/include/asm/bitfield.h @@ -1,4 +1,4 @@ -// SPDX-License-Identifier: GPL-2.0 +/* SPDX-License-Identifier: GPL-2.0 */ // Copyright (C) 2005-2017 Andes Technology Corporation #ifndef __NDS32_BITFIELD_H__ diff --git a/arch/nds32/include/asm/cache.h b/arch/nds32/include/asm/cache.h index 347db4881c5f..fc3c41b59169 100644 --- a/arch/nds32/include/asm/cache.h +++ b/arch/nds32/include/asm/cache.h @@ -1,4 +1,4 @@ -// SPDX-License-Identifier: GPL-2.0 +/* SPDX-License-Identifier: GPL-2.0 */ // Copyright (C) 2005-2017 Andes Technology Corporation #ifndef __NDS32_CACHE_H__ diff --git a/arch/nds32/include/asm/cache_info.h b/arch/nds32/include/asm/cache_info.h index 38ec458ba543..e89d8078f3a6 100644 --- a/arch/nds32/include/asm/cache_info.h +++ b/arch/nds32/include/asm/cache_info.h @@ -1,4 +1,4 @@ -// SPDX-License-Identifier: GPL-2.0 +/* SPDX-License-Identifier: GPL-2.0 */ // Copyright (C) 2005-2017 Andes Technology Corporation struct cache_info { diff --git a/arch/nds32/include/asm/cacheflush.h b/arch/nds32/include/asm/cacheflush.h index 8b26198d51bb..d9ac7e6408ef 100644 --- a/arch/nds32/include/asm/cacheflush.h +++ b/arch/nds32/include/asm/cacheflush.h @@ -1,4 +1,4 @@ -// SPDX-License-Identifier: GPL-2.0 +/* SPDX-License-Identifier: GPL-2.0 */ // Copyright (C) 2005-2017 Andes Technology Corporation #ifndef __NDS32_CACHEFLUSH_H__ diff --git a/arch/nds32/include/asm/current.h b/arch/nds32/include/asm/current.h index b4dcd22b7bcb..65d30096142b 100644 --- a/arch/nds32/include/asm/current.h +++ b/arch/nds32/include/asm/current.h @@ -1,4 +1,4 @@ -// SPDX-License-Identifier: GPL-2.0 +/* SPDX-License-Identifier: GPL-2.0 */ // Copyright (C) 2005-2017 Andes Technology Corporation #ifndef _ASM_NDS32_CURRENT_H diff --git a/arch/nds32/include/asm/delay.h b/arch/nds32/include/asm/delay.h index 519ba97acb6e..56ea3894f8f8 100644 --- a/arch/nds32/include/asm/delay.h +++ b/arch/nds32/include/asm/delay.h @@ -1,4 +1,4 @@ -// SPDX-License-Identifier: GPL-2.0 +/* SPDX-License-Identifier: GPL-2.0 */ // Copyright (C) 2005-2017 Andes Technology Corporation #ifndef __NDS32_DELAY_H__ diff --git a/arch/nds32/include/asm/elf.h b/arch/nds32/include/asm/elf.h index 02250626b9f0..1c8e56d7013d 100644 --- a/arch/nds32/include/asm/elf.h +++ b/arch/nds32/include/asm/elf.h @@ -1,4 +1,4 @@ -// SPDX-License-Identifier: GPL-2.0 +/* SPDX-License-Identifier: GPL-2.0 */ // Copyright (C) 2005-2017 Andes Technology Corporation #ifndef __ASMNDS32_ELF_H diff --git a/arch/nds32/include/asm/fixmap.h b/arch/nds32/include/asm/fixmap.h index 0e60e153a71a..5a4bf11e5800 100644 --- a/arch/nds32/include/asm/fixmap.h +++ b/arch/nds32/include/asm/fixmap.h @@ -1,4 +1,4 @@ -// SPDX-License-Identifier: GPL-2.0 +/* SPDX-License-Identifier: GPL-2.0 */ // Copyright (C) 2005-2017 Andes Technology Corporation #ifndef __ASM_NDS32_FIXMAP_H diff --git a/arch/nds32/include/asm/futex.h b/arch/nds32/include/asm/futex.h index baf178bf1d0b..5213c65c2e0b 100644 --- a/arch/nds32/include/asm/futex.h +++ b/arch/nds32/include/asm/futex.h @@ -1,4 +1,4 @@ -// SPDX-License-Identifier: GPL-2.0 +/* SPDX-License-Identifier: GPL-2.0 */ // Copyright (C) 2005-2017 Andes Technology Corporation #ifndef __NDS32_FUTEX_H__ diff --git a/arch/nds32/include/asm/highmem.h b/arch/nds32/include/asm/highmem.h index 425d546cb059..b3a82c97ded3 100644 --- a/arch/nds32/include/asm/highmem.h +++ b/arch/nds32/include/asm/highmem.h @@ -1,4 +1,4 @@ -// SPDX-License-Identifier: GPL-2.0 +/* SPDX-License-Identifier: GPL-2.0 */ // Copyright (C) 2005-2017 Andes Technology Corporation #ifndef _ASM_HIGHMEM_H diff --git a/arch/nds32/include/asm/io.h b/arch/nds32/include/asm/io.h index 5ef8ae5ba833..16f262322b8f 100644 --- a/arch/nds32/include/asm/io.h +++ b/arch/nds32/include/asm/io.h @@ -1,4 +1,4 @@ -// SPDX-License-Identifier: GPL-2.0 +/* SPDX-License-Identifier: GPL-2.0 */ // Copyright (C) 2005-2017 Andes Technology Corporation #ifndef __ASM_NDS32_IO_H diff --git a/arch/nds32/include/asm/irqflags.h b/arch/nds32/include/asm/irqflags.h index 2bfd00f8bc48..fb45ec46bb1b 100644 --- a/arch/nds32/include/asm/irqflags.h +++ b/arch/nds32/include/asm/irqflags.h @@ -1,4 +1,4 @@ -// SPDX-License-Identifier: GPL-2.0 +/* SPDX-License-Identifier: GPL-2.0 */ // Copyright (C) 2005-2017 Andes Technology Corporation #include <asm/nds32.h> diff --git a/arch/nds32/include/asm/l2_cache.h b/arch/nds32/include/asm/l2_cache.h index 37dd5ef61de8..3ea48e19e6de 100644 --- a/arch/nds32/include/asm/l2_cache.h +++ b/arch/nds32/include/asm/l2_cache.h @@ -1,4 +1,4 @@ -// SPDX-License-Identifier: GPL-2.0 +/* SPDX-License-Identifier: GPL-2.0 */ // Copyright (C) 2005-2017 Andes Technology Corporation #ifndef L2_CACHE_H diff --git a/arch/nds32/include/asm/linkage.h b/arch/nds32/include/asm/linkage.h index e708c8bdb926..a696469abb70 100644 --- a/arch/nds32/include/asm/linkage.h +++ b/arch/nds32/include/asm/linkage.h @@ -1,4 +1,4 @@ -// SPDX-License-Identifier: GPL-2.0 +/* SPDX-License-Identifier: GPL-2.0 */ // Copyright (C) 2005-2017 Andes Technology Corporation #ifndef __ASM_LINKAGE_H diff --git a/arch/nds32/include/asm/memory.h b/arch/nds32/include/asm/memory.h index 60efc726b56e..940d32842793 100644 --- a/arch/nds32/include/asm/memory.h +++ b/arch/nds32/include/asm/memory.h @@ -1,4 +1,4 @@ -// SPDX-License-Identifier: GPL-2.0 +/* SPDX-License-Identifier: GPL-2.0 */ // Copyright (C) 2005-2017 Andes Technology Corporation #ifndef __ASM_NDS32_MEMORY_H @@ -15,14 +15,6 @@ #define PHYS_OFFSET (0x0) #endif -#ifndef __virt_to_bus -#define __virt_to_bus __virt_to_phys -#endif - -#ifndef __bus_to_virt -#define __bus_to_virt __phys_to_virt -#endif - /* * TASK_SIZE - the maximum size of a user space task. * TASK_UNMAPPED_BASE - the lower boundary of the mmap VM area diff --git a/arch/nds32/include/asm/mmu.h b/arch/nds32/include/asm/mmu.h index 88b9ee8c1064..89d63afee455 100644 --- a/arch/nds32/include/asm/mmu.h +++ b/arch/nds32/include/asm/mmu.h @@ -1,4 +1,4 @@ -// SPDX-License-Identifier: GPL-2.0 +/* SPDX-License-Identifier: GPL-2.0 */ // Copyright (C) 2005-2017 Andes Technology Corporation #ifndef __NDS32_MMU_H diff --git a/arch/nds32/include/asm/mmu_context.h b/arch/nds32/include/asm/mmu_context.h index fd7d13cefccc..b8fd3d189fdc 100644 --- a/arch/nds32/include/asm/mmu_context.h +++ b/arch/nds32/include/asm/mmu_context.h @@ -1,4 +1,4 @@ -// SPDX-License-Identifier: GPL-2.0 +/* SPDX-License-Identifier: GPL-2.0 */ // Copyright (C) 2005-2017 Andes Technology Corporation #ifndef __ASM_NDS32_MMU_CONTEXT_H diff --git a/arch/nds32/include/asm/module.h b/arch/nds32/include/asm/module.h index 16cf9c7237ad..a3a08e993c65 100644 --- a/arch/nds32/include/asm/module.h +++ b/arch/nds32/include/asm/module.h @@ -1,4 +1,4 @@ -// SPDX-License-Identifier: GPL-2.0 +/* SPDX-License-Identifier: GPL-2.0 */ // Copyright (C) 2005-2017 Andes Technology Corporation #ifndef _ASM_NDS32_MODULE_H diff --git a/arch/nds32/include/asm/nds32.h b/arch/nds32/include/asm/nds32.h index 68c38151c3e4..4994f6a9e0a0 100644 --- a/arch/nds32/include/asm/nds32.h +++ b/arch/nds32/include/asm/nds32.h @@ -1,4 +1,4 @@ -// SPDX-License-Identifier: GPL-2.0 +/* SPDX-License-Identifier: GPL-2.0 */ // Copyright (C) 2005-2017 Andes Technology Corporation #ifndef _ASM_NDS32_NDS32_H_ diff --git a/arch/nds32/include/asm/page.h b/arch/nds32/include/asm/page.h index 947f0491c9a7..8feb1fa12f01 100644 --- a/arch/nds32/include/asm/page.h +++ b/arch/nds32/include/asm/page.h @@ -1,5 +1,5 @@ +/* SPDX-License-Identifier: GPL-2.0 */ /* - * SPDX-License-Identifier: GPL-2.0 * Copyright (C) 2005-2017 Andes Technology Corporation */ diff --git a/arch/nds32/include/asm/pgalloc.h b/arch/nds32/include/asm/pgalloc.h index 3c5fee5b5759..3cbc749c79aa 100644 --- a/arch/nds32/include/asm/pgalloc.h +++ b/arch/nds32/include/asm/pgalloc.h @@ -1,4 +1,4 @@ -// SPDX-License-Identifier: GPL-2.0 +/* SPDX-License-Identifier: GPL-2.0 */ // Copyright (C) 2005-2017 Andes Technology Corporation #ifndef _ASMNDS32_PGALLOC_H diff --git a/arch/nds32/include/asm/pgtable.h b/arch/nds32/include/asm/pgtable.h index ee59c1f9e4fc..c70cc56bec09 100644 --- a/arch/nds32/include/asm/pgtable.h +++ b/arch/nds32/include/asm/pgtable.h @@ -1,4 +1,4 @@ -// SPDX-License-Identifier: GPL-2.0 +/* SPDX-License-Identifier: GPL-2.0 */ // Copyright (C) 2005-2017 Andes Technology Corporation #ifndef _ASMNDS32_PGTABLE_H diff --git a/arch/nds32/include/asm/proc-fns.h b/arch/nds32/include/asm/proc-fns.h index bedc4f59e064..27c617fa77af 100644 --- a/arch/nds32/include/asm/proc-fns.h +++ b/arch/nds32/include/asm/proc-fns.h @@ -1,4 +1,4 @@ -// SPDX-License-Identifier: GPL-2.0 +/* SPDX-License-Identifier: GPL-2.0 */ // Copyright (C) 2005-2017 Andes Technology Corporation #ifndef __NDS32_PROCFNS_H__ diff --git a/arch/nds32/include/asm/processor.h b/arch/nds32/include/asm/processor.h index 72024f8bc129..b82369c7659d 100644 --- a/arch/nds32/include/asm/processor.h +++ b/arch/nds32/include/asm/processor.h @@ -1,4 +1,4 @@ -// SPDX-License-Identifier: GPL-2.0 +/* SPDX-License-Identifier: GPL-2.0 */ // Copyright (C) 2005-2017 Andes Technology Corporation #ifndef __ASM_NDS32_PROCESSOR_H diff --git a/arch/nds32/include/asm/ptrace.h b/arch/nds32/include/asm/ptrace.h index c4538839055c..919ee223620c 100644 --- a/arch/nds32/include/asm/ptrace.h +++ b/arch/nds32/include/asm/ptrace.h @@ -1,4 +1,4 @@ -// SPDX-License-Identifier: GPL-2.0 +/* SPDX-License-Identifier: GPL-2.0 */ // Copyright (C) 2005-2017 Andes Technology Corporation #ifndef __ASM_NDS32_PTRACE_H diff --git a/arch/nds32/include/asm/shmparam.h b/arch/nds32/include/asm/shmparam.h index fd1cff64b68e..3aeee946973d 100644 --- a/arch/nds32/include/asm/shmparam.h +++ b/arch/nds32/include/asm/shmparam.h @@ -1,4 +1,4 @@ -// SPDX-License-Identifier: GPL-2.0 +/* SPDX-License-Identifier: GPL-2.0 */ // Copyright (C) 2005-2017 Andes Technology Corporation #ifndef _ASMNDS32_SHMPARAM_H diff --git a/arch/nds32/include/asm/string.h b/arch/nds32/include/asm/string.h index 179272caa540..cae8fe16de98 100644 --- a/arch/nds32/include/asm/string.h +++ b/arch/nds32/include/asm/string.h @@ -1,4 +1,4 @@ -// SPDX-License-Identifier: GPL-2.0 +/* SPDX-License-Identifier: GPL-2.0 */ // Copyright (C) 2005-2017 Andes Technology Corporation #ifndef __ASM_NDS32_STRING_H diff --git a/arch/nds32/include/asm/swab.h b/arch/nds32/include/asm/swab.h index e01a755a37d2..362a466f2976 100644 --- a/arch/nds32/include/asm/swab.h +++ b/arch/nds32/include/asm/swab.h @@ -1,4 +1,4 @@ -// SPDX-License-Identifier: GPL-2.0 +/* SPDX-License-Identifier: GPL-2.0 */ // Copyright (C) 2005-2017 Andes Technology Corporation #ifndef __NDS32_SWAB_H__ diff --git a/arch/nds32/include/asm/syscall.h b/arch/nds32/include/asm/syscall.h index 174b8571d362..899b2fb4b52f 100644 --- a/arch/nds32/include/asm/syscall.h +++ b/arch/nds32/include/asm/syscall.h @@ -1,4 +1,4 @@ -// SPDX-License-Identifier: GPL-2.0 +/* SPDX-License-Identifier: GPL-2.0 */ // Copyright (C) 2008-2009 Red Hat, Inc. All rights reserved. // Copyright (C) 2005-2017 Andes Technology Corporation diff --git a/arch/nds32/include/asm/syscalls.h b/arch/nds32/include/asm/syscalls.h index da32101b455d..f3b16f602cb5 100644 --- a/arch/nds32/include/asm/syscalls.h +++ b/arch/nds32/include/asm/syscalls.h @@ -1,4 +1,4 @@ -// SPDX-License-Identifier: GPL-2.0 +/* SPDX-License-Identifier: GPL-2.0 */ // Copyright (C) 2005-2017 Andes Technology Corporation #ifndef __ASM_NDS32_SYSCALLS_H diff --git a/arch/nds32/include/asm/thread_info.h b/arch/nds32/include/asm/thread_info.h index bff741ff337b..c135111ec44e 100644 --- a/arch/nds32/include/asm/thread_info.h +++ b/arch/nds32/include/asm/thread_info.h @@ -1,4 +1,4 @@ -// SPDX-License-Identifier: GPL-2.0 +/* SPDX-License-Identifier: GPL-2.0 */ // Copyright (C) 2005-2017 Andes Technology Corporation #ifndef __ASM_NDS32_THREAD_INFO_H @@ -42,7 +42,6 @@ struct thread_info { * TIF_SIGPENDING - signal pending * TIF_NEED_RESCHED - rescheduling necessary * TIF_NOTIFY_RESUME - callback before returning to user - * TIF_USEDFPU - FPU was used by this task this quantum (SMP) * TIF_POLLING_NRFLAG - true if poll_idle() is polling TIF_NEED_RESCHED */ #define TIF_SIGPENDING 1 @@ -50,7 +49,6 @@ struct thread_info { #define TIF_SINGLESTEP 3 #define TIF_NOTIFY_RESUME 4 /* callback before returning to user */ #define TIF_SYSCALL_TRACE 8 -#define TIF_USEDFPU 16 #define TIF_POLLING_NRFLAG 17 #define TIF_MEMDIE 18 #define TIF_FREEZE 19 diff --git a/arch/nds32/include/asm/tlb.h b/arch/nds32/include/asm/tlb.h index d5ae571c8d30..a8aff1c8b4f4 100644 --- a/arch/nds32/include/asm/tlb.h +++ b/arch/nds32/include/asm/tlb.h @@ -1,4 +1,4 @@ -// SPDX-License-Identifier: GPL-2.0 +/* SPDX-License-Identifier: GPL-2.0 */ // Copyright (C) 2005-2017 Andes Technology Corporation #ifndef __ASMNDS32_TLB_H diff --git a/arch/nds32/include/asm/tlbflush.h b/arch/nds32/include/asm/tlbflush.h index 38ee769b18d8..97155366ea01 100644 --- a/arch/nds32/include/asm/tlbflush.h +++ b/arch/nds32/include/asm/tlbflush.h @@ -1,4 +1,4 @@ -// SPDX-License-Identifier: GPL-2.0 +/* SPDX-License-Identifier: GPL-2.0 */ // Copyright (C) 2005-2017 Andes Technology Corporation #ifndef _ASMNDS32_TLBFLUSH_H diff --git a/arch/nds32/include/asm/uaccess.h b/arch/nds32/include/asm/uaccess.h index 116598b47c4d..8916ad9f9f13 100644 --- a/arch/nds32/include/asm/uaccess.h +++ b/arch/nds32/include/asm/uaccess.h @@ -1,4 +1,4 @@ -// SPDX-License-Identifier: GPL-2.0 +/* SPDX-License-Identifier: GPL-2.0 */ // Copyright (C) 2005-2017 Andes Technology Corporation #ifndef _ASMANDES_UACCESS_H diff --git a/arch/nds32/include/asm/unistd.h b/arch/nds32/include/asm/unistd.h index b586a2862beb..bf5e2d440913 100644 --- a/arch/nds32/include/asm/unistd.h +++ b/arch/nds32/include/asm/unistd.h @@ -1,4 +1,4 @@ -// SPDX-License-Identifier: GPL-2.0 +/* SPDX-License-Identifier: GPL-2.0 */ // Copyright (C) 2005-2017 Andes Technology Corporation #define __ARCH_WANT_SYS_CLONE diff --git a/arch/nds32/include/asm/vdso.h b/arch/nds32/include/asm/vdso.h index af2c6afc2469..89b113ffc3dc 100644 --- a/arch/nds32/include/asm/vdso.h +++ b/arch/nds32/include/asm/vdso.h @@ -1,5 +1,5 @@ +/* SPDX-License-Identifier: GPL-2.0 */ /* - * SPDX-License-Identifier: GPL-2.0 * Copyright (C) 2005-2017 Andes Technology Corporation */ diff --git a/arch/nds32/include/asm/vdso_datapage.h b/arch/nds32/include/asm/vdso_datapage.h index 79db5a12ca5e..74c68802021e 100644 --- a/arch/nds32/include/asm/vdso_datapage.h +++ b/arch/nds32/include/asm/vdso_datapage.h @@ -1,4 +1,4 @@ -// SPDX-License-Identifier: GPL-2.0 +/* SPDX-License-Identifier: GPL-2.0 */ // Copyright (C) 2012 ARM Limited // Copyright (C) 2005-2017 Andes Technology Corporation #ifndef __ASM_VDSO_DATAPAGE_H @@ -20,6 +20,7 @@ struct vdso_data { u32 xtime_clock_sec; /* CLOCK_REALTIME - seconds */ u32 cs_mult; /* clocksource multiplier */ u32 cs_shift; /* Cycle to nanosecond divisor (power of two) */ + u32 hrtimer_res; /* hrtimer resolution */ u64 cs_cycle_last; /* last cycle value */ u64 cs_mask; /* clocksource mask */ diff --git a/arch/nds32/include/asm/vdso_timer_info.h b/arch/nds32/include/asm/vdso_timer_info.h index 50ba117cff12..328439ce37db 100644 --- a/arch/nds32/include/asm/vdso_timer_info.h +++ b/arch/nds32/include/asm/vdso_timer_info.h @@ -1,4 +1,4 @@ -// SPDX-License-Identifier: GPL-2.0 +/* SPDX-License-Identifier: GPL-2.0 */ // Copyright (C) 2005-2017 Andes Technology Corporation extern struct timer_info_t timer_info; diff --git a/arch/nds32/include/uapi/asm/auxvec.h b/arch/nds32/include/uapi/asm/auxvec.h index 2d3213f5e595..b5d58ea8decb 100644 --- a/arch/nds32/include/uapi/asm/auxvec.h +++ b/arch/nds32/include/uapi/asm/auxvec.h @@ -1,4 +1,4 @@ -// SPDX-License-Identifier: GPL-2.0 +/* SPDX-License-Identifier: GPL-2.0 */ // Copyright (C) 2005-2017 Andes Technology Corporation #ifndef __ASM_AUXVEC_H diff --git a/arch/nds32/include/uapi/asm/byteorder.h b/arch/nds32/include/uapi/asm/byteorder.h index a23f6f3a2468..511e653c709d 100644 --- a/arch/nds32/include/uapi/asm/byteorder.h +++ b/arch/nds32/include/uapi/asm/byteorder.h @@ -1,4 +1,4 @@ -// SPDX-License-Identifier: GPL-2.0 +/* SPDX-License-Identifier: GPL-2.0 */ // Copyright (C) 2005-2017 Andes Technology Corporation #ifndef __NDS32_BYTEORDER_H__ diff --git a/arch/nds32/include/uapi/asm/cachectl.h b/arch/nds32/include/uapi/asm/cachectl.h index 4cdca9b23974..73793662815c 100644 --- a/arch/nds32/include/uapi/asm/cachectl.h +++ b/arch/nds32/include/uapi/asm/cachectl.h @@ -1,4 +1,4 @@ -// SPDX-License-Identifier: GPL-2.0 +/* SPDX-License-Identifier: GPL-2.0 */ // Copyright (C) 1994, 1995, 1996 by Ralf Baechle // Copyright (C) 2005-2017 Andes Technology Corporation #ifndef _ASM_CACHECTL diff --git a/arch/nds32/include/uapi/asm/param.h b/arch/nds32/include/uapi/asm/param.h index e3fb723ee362..2977534a6bd3 100644 --- a/arch/nds32/include/uapi/asm/param.h +++ b/arch/nds32/include/uapi/asm/param.h @@ -1,4 +1,4 @@ -// SPDX-License-Identifier: GPL-2.0 +/* SPDX-License-Identifier: GPL-2.0 */ // Copyright (C) 2005-2017 Andes Technology Corporation #ifndef __ASM_NDS32_PARAM_H diff --git a/arch/nds32/include/uapi/asm/ptrace.h b/arch/nds32/include/uapi/asm/ptrace.h index 358c99e399d0..1a6e01c00e6f 100644 --- a/arch/nds32/include/uapi/asm/ptrace.h +++ b/arch/nds32/include/uapi/asm/ptrace.h @@ -1,4 +1,4 @@ -// SPDX-License-Identifier: GPL-2.0 +/* SPDX-License-Identifier: GPL-2.0 */ // Copyright (C) 2005-2017 Andes Technology Corporation #ifndef __UAPI_ASM_NDS32_PTRACE_H diff --git a/arch/nds32/include/uapi/asm/sigcontext.h b/arch/nds32/include/uapi/asm/sigcontext.h index 58afc416473e..628ff6b75825 100644 --- a/arch/nds32/include/uapi/asm/sigcontext.h +++ b/arch/nds32/include/uapi/asm/sigcontext.h @@ -1,4 +1,4 @@ -// SPDX-License-Identifier: GPL-2.0 +/* SPDX-License-Identifier: GPL-2.0 */ // Copyright (C) 2005-2017 Andes Technology Corporation #ifndef _ASMNDS32_SIGCONTEXT_H diff --git a/arch/nds32/include/uapi/asm/unistd.h b/arch/nds32/include/uapi/asm/unistd.h index 4ec8f543103f..c691735017ed 100644 --- a/arch/nds32/include/uapi/asm/unistd.h +++ b/arch/nds32/include/uapi/asm/unistd.h @@ -1,4 +1,4 @@ -// SPDX-License-Identifier: GPL-2.0 +/* SPDX-License-Identifier: GPL-2.0 */ // Copyright (C) 2005-2017 Andes Technology Corporation #define __ARCH_WANT_STAT64 diff --git a/arch/nds32/kernel/.gitignore b/arch/nds32/kernel/.gitignore new file mode 100644 index 000000000000..c5f676c3c224 --- /dev/null +++ b/arch/nds32/kernel/.gitignore @@ -0,0 +1 @@ +vmlinux.lds diff --git a/arch/nds32/kernel/cacheinfo.c b/arch/nds32/kernel/cacheinfo.c index 0a7bc696dd55..aab98e447feb 100644 --- a/arch/nds32/kernel/cacheinfo.c +++ b/arch/nds32/kernel/cacheinfo.c @@ -13,7 +13,7 @@ static void ci_leaf_init(struct cacheinfo *this_leaf, this_leaf->level = level; this_leaf->type = type; this_leaf->coherency_line_size = CACHE_LINE_SIZE(cache_type); - this_leaf->number_of_sets = CACHE_SET(cache_type);; + this_leaf->number_of_sets = CACHE_SET(cache_type); this_leaf->ways_of_associativity = CACHE_WAY(cache_type); this_leaf->size = this_leaf->number_of_sets * this_leaf->coherency_line_size * this_leaf->ways_of_associativity; diff --git a/arch/nds32/kernel/ex-exit.S b/arch/nds32/kernel/ex-exit.S index 97ba15cd4180..1df02a793364 100644 --- a/arch/nds32/kernel/ex-exit.S +++ b/arch/nds32/kernel/ex-exit.S @@ -163,7 +163,7 @@ resume_kernel: gie_disable lwi $t0, [tsk+#TSK_TI_PREEMPT] bnez $t0, no_work_pending -need_resched: + lwi $t0, [tsk+#TSK_TI_FLAGS] andi $p1, $t0, #_TIF_NEED_RESCHED beqz $p1, no_work_pending @@ -173,7 +173,7 @@ need_resched: beqz $t0, no_work_pending jal preempt_schedule_irq - b need_resched + b no_work_pending #endif /* diff --git a/arch/nds32/kernel/nds32_ksyms.c b/arch/nds32/kernel/nds32_ksyms.c index 5ecebd0e60cb..20719e42ae36 100644 --- a/arch/nds32/kernel/nds32_ksyms.c +++ b/arch/nds32/kernel/nds32_ksyms.c @@ -23,9 +23,3 @@ EXPORT_SYMBOL(memzero); EXPORT_SYMBOL(__arch_copy_from_user); EXPORT_SYMBOL(__arch_copy_to_user); EXPORT_SYMBOL(__arch_clear_user); - -/* cache handling */ -EXPORT_SYMBOL(cpu_icache_inval_all); -EXPORT_SYMBOL(cpu_dcache_wbinval_all); -EXPORT_SYMBOL(cpu_dma_inval_range); -EXPORT_SYMBOL(cpu_dma_wb_range); diff --git a/arch/nds32/kernel/vdso.c b/arch/nds32/kernel/vdso.c index 016f15891f6d..90bcae6f8554 100644 --- a/arch/nds32/kernel/vdso.c +++ b/arch/nds32/kernel/vdso.c @@ -220,6 +220,7 @@ void update_vsyscall(struct timekeeper *tk) vdso_data->xtime_coarse_sec = tk->xtime_sec; vdso_data->xtime_coarse_nsec = tk->tkr_mono.xtime_nsec >> tk->tkr_mono.shift; + vdso_data->hrtimer_res = hrtimer_resolution; vdso_write_end(vdso_data); } diff --git a/arch/nds32/kernel/vdso/.gitignore b/arch/nds32/kernel/vdso/.gitignore new file mode 100644 index 000000000000..f8b69d84238e --- /dev/null +++ b/arch/nds32/kernel/vdso/.gitignore @@ -0,0 +1 @@ +vdso.lds diff --git a/arch/nds32/kernel/vdso/Makefile b/arch/nds32/kernel/vdso/Makefile index e6c50a701313..8792fda19a64 100644 --- a/arch/nds32/kernel/vdso/Makefile +++ b/arch/nds32/kernel/vdso/Makefile @@ -11,10 +11,8 @@ obj-vdso := note.o datapage.o sigreturn.o gettimeofday.o targets := $(obj-vdso) vdso.so vdso.so.dbg obj-vdso := $(addprefix $(obj)/, $(obj-vdso)) -ccflags-y := -shared -fno-common -fno-builtin -ccflags-y += -nostdlib -Wl,-soname=linux-vdso.so.1 \ - $(call cc-ldoption, -Wl$(comma)--hash-style=sysv) -ccflags-y += -fPIC -Wl,-shared -g +ccflags-y := -shared -fno-common -fno-builtin -nostdlib -fPIC -Wl,-shared -g \ + -Wl,-soname=linux-vdso.so.1 -Wl,--hash-style=sysv # Disable gcov profiling for VDSO code GCOV_PROFILE := n @@ -28,7 +26,7 @@ CPPFLAGS_vdso.lds += -P -C -U$(ARCH) $(obj)/vdso.o : $(obj)/vdso.so # Link rule for the .so file, .lds has to be first -$(obj)/vdso.so.dbg: $(src)/vdso.lds $(obj-vdso) +$(obj)/vdso.so.dbg: $(obj)/vdso.lds $(obj-vdso) FORCE $(call if_changed,vdsold) @@ -40,9 +38,7 @@ $(obj)/%.so: $(obj)/%.so.dbg FORCE # Generate VDSO offsets using helper script gen-vdsosym := $(srctree)/$(src)/gen_vdso_offsets.sh quiet_cmd_vdsosym = VDSOSYM $@ -define cmd_vdsosym - $(NM) $< | $(gen-vdsosym) | LC_ALL=C sort > $@ -endef + cmd_vdsosym = $(NM) $< | $(gen-vdsosym) | LC_ALL=C sort > $@ include/generated/vdso-offsets.h: $(obj)/vdso.so.dbg FORCE $(call if_changed,vdsosym) @@ -65,7 +61,7 @@ gettimeofday.o : gettimeofday.c FORCE # Actual build commands quiet_cmd_vdsold = VDSOL $@ - cmd_vdsold = $(CC) $(c_flags) -Wl,-n -Wl,-T $^ -o $@ + cmd_vdsold = $(CC) $(c_flags) -Wl,-n -Wl,-T $(real-prereqs) -o $@ quiet_cmd_vdsoas = VDSOA $@ cmd_vdsoas = $(CC) $(a_flags) -c -o $@ $< quiet_cmd_vdsocc = VDSOA $@ diff --git a/arch/nds32/kernel/vdso/gettimeofday.c b/arch/nds32/kernel/vdso/gettimeofday.c index 038721af40e3..b02581891c33 100644 --- a/arch/nds32/kernel/vdso/gettimeofday.c +++ b/arch/nds32/kernel/vdso/gettimeofday.c @@ -208,6 +208,8 @@ static notrace int clock_getres_fallback(clockid_t _clk_id, notrace int __vdso_clock_getres(clockid_t clk_id, struct timespec *res) { + struct vdso_data *vdata = __get_datapage(); + if (res == NULL) return 0; switch (clk_id) { @@ -215,7 +217,7 @@ notrace int __vdso_clock_getres(clockid_t clk_id, struct timespec *res) case CLOCK_MONOTONIC: case CLOCK_MONOTONIC_RAW: res->tv_sec = 0; - res->tv_nsec = CLOCK_REALTIME_RES; + res->tv_nsec = vdata->hrtimer_res; break; case CLOCK_REALTIME_COARSE: case CLOCK_MONOTONIC_COARSE: diff --git a/arch/nds32/mm/init.c b/arch/nds32/mm/init.c index 1a4ab1b7525f..55703b03d172 100644 --- a/arch/nds32/mm/init.c +++ b/arch/nds32/mm/init.c @@ -260,7 +260,7 @@ void __set_fixmap(enum fixed_addresses idx, BUG_ON(idx <= FIX_HOLE || idx >= __end_of_fixed_addresses); - pte = (pte_t *)&fixmap_pmd_p[pte_index(addr)];; + pte = (pte_t *)&fixmap_pmd_p[pte_index(addr)]; if (pgprot_val(flags)) { set_pte(pte, pfn_pte(phys >> PAGE_SHIFT, flags)); |