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-rw-r--r--arch/metag/include/asm/atomic.h1
-rw-r--r--arch/metag/include/asm/atomic_lnkget.h1
-rw-r--r--arch/metag/include/asm/atomic_lock1.h1
-rw-r--r--arch/metag/include/asm/barrier.h1
-rw-r--r--arch/metag/include/asm/bitops.h1
-rw-r--r--arch/metag/include/asm/bug.h1
-rw-r--r--arch/metag/include/asm/cache.h1
-rw-r--r--arch/metag/include/asm/cacheflush.h1
-rw-r--r--arch/metag/include/asm/cachepart.h1
-rw-r--r--arch/metag/include/asm/checksum.h1
-rw-r--r--arch/metag/include/asm/cmpxchg.h1
-rw-r--r--arch/metag/include/asm/cmpxchg_irq.h1
-rw-r--r--arch/metag/include/asm/cmpxchg_lnkget.h1
-rw-r--r--arch/metag/include/asm/cmpxchg_lock1.h1
-rw-r--r--arch/metag/include/asm/core_reg.h1
-rw-r--r--arch/metag/include/asm/cpu.h1
-rw-r--r--arch/metag/include/asm/da.h1
-rw-r--r--arch/metag/include/asm/delay.h1
-rw-r--r--arch/metag/include/asm/div64.h1
-rw-r--r--arch/metag/include/asm/dma-mapping.h11
-rw-r--r--arch/metag/include/asm/elf.h1
-rw-r--r--arch/metag/include/asm/ftrace.h1
-rw-r--r--arch/metag/include/asm/global_lock.h1
-rw-r--r--arch/metag/include/asm/highmem.h1
-rw-r--r--arch/metag/include/asm/hugetlb.h1
-rw-r--r--arch/metag/include/asm/hwthread.h1
-rw-r--r--arch/metag/include/asm/io.h1
-rw-r--r--arch/metag/include/asm/irq.h1
-rw-r--r--arch/metag/include/asm/irqflags.h1
-rw-r--r--arch/metag/include/asm/l2cache.h1
-rw-r--r--arch/metag/include/asm/linkage.h1
-rw-r--r--arch/metag/include/asm/mman.h1
-rw-r--r--arch/metag/include/asm/mmu.h1
-rw-r--r--arch/metag/include/asm/mmu_context.h1
-rw-r--r--arch/metag/include/asm/mmzone.h1
-rw-r--r--arch/metag/include/asm/module.h1
-rw-r--r--arch/metag/include/asm/page.h1
-rw-r--r--arch/metag/include/asm/pgalloc.h1
-rw-r--r--arch/metag/include/asm/pgtable-bits.h1
-rw-r--r--arch/metag/include/asm/pgtable.h1
-rw-r--r--arch/metag/include/asm/processor.h1
-rw-r--r--arch/metag/include/asm/ptrace.h1
-rw-r--r--arch/metag/include/asm/setup.h1
-rw-r--r--arch/metag/include/asm/smp.h1
-rw-r--r--arch/metag/include/asm/sparsemem.h1
-rw-r--r--arch/metag/include/asm/spinlock.h10
-rw-r--r--arch/metag/include/asm/spinlock_lnkget.h38
-rw-r--r--arch/metag/include/asm/spinlock_lock1.h21
-rw-r--r--arch/metag/include/asm/spinlock_types.h1
-rw-r--r--arch/metag/include/asm/stacktrace.h1
-rw-r--r--arch/metag/include/asm/string.h1
-rw-r--r--arch/metag/include/asm/syscalls.h1
-rw-r--r--arch/metag/include/asm/tcm.h1
-rw-r--r--arch/metag/include/asm/thread_info.h1
-rw-r--r--arch/metag/include/asm/tlb.h1
-rw-r--r--arch/metag/include/asm/tlbflush.h1
-rw-r--r--arch/metag/include/asm/topology.h1
-rw-r--r--arch/metag/include/asm/uaccess.h1
-rw-r--r--arch/metag/include/asm/user_gateway.h1
59 files changed, 59 insertions, 76 deletions
diff --git a/arch/metag/include/asm/atomic.h b/arch/metag/include/asm/atomic.h
index 8ff0a70865f6..97ae189c2dd8 100644
--- a/arch/metag/include/asm/atomic.h
+++ b/arch/metag/include/asm/atomic.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_METAG_ATOMIC_H
#define __ASM_METAG_ATOMIC_H
diff --git a/arch/metag/include/asm/atomic_lnkget.h b/arch/metag/include/asm/atomic_lnkget.h
index def2c642f053..17e8c61c946d 100644
--- a/arch/metag/include/asm/atomic_lnkget.h
+++ b/arch/metag/include/asm/atomic_lnkget.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_METAG_ATOMIC_LNKGET_H
#define __ASM_METAG_ATOMIC_LNKGET_H
diff --git a/arch/metag/include/asm/atomic_lock1.h b/arch/metag/include/asm/atomic_lock1.h
index eee779f26cc4..2ce8fa3a79c2 100644
--- a/arch/metag/include/asm/atomic_lock1.h
+++ b/arch/metag/include/asm/atomic_lock1.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_METAG_ATOMIC_LOCK1_H
#define __ASM_METAG_ATOMIC_LOCK1_H
diff --git a/arch/metag/include/asm/barrier.h b/arch/metag/include/asm/barrier.h
index 5418517aa5eb..2661fec5696a 100644
--- a/arch/metag/include/asm/barrier.h
+++ b/arch/metag/include/asm/barrier.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_METAG_BARRIER_H
#define _ASM_METAG_BARRIER_H
diff --git a/arch/metag/include/asm/bitops.h b/arch/metag/include/asm/bitops.h
index 2671134ee745..766ad43010ad 100644
--- a/arch/metag/include/asm/bitops.h
+++ b/arch/metag/include/asm/bitops.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_METAG_BITOPS_H
#define __ASM_METAG_BITOPS_H
diff --git a/arch/metag/include/asm/bug.h b/arch/metag/include/asm/bug.h
index 9f8967f10f8c..ee07a943f931 100644
--- a/arch/metag/include/asm/bug.h
+++ b/arch/metag/include/asm/bug.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_METAG_BUG_H
#define _ASM_METAG_BUG_H
diff --git a/arch/metag/include/asm/cache.h b/arch/metag/include/asm/cache.h
index a43b650cfdc0..b5df02239c8d 100644
--- a/arch/metag/include/asm/cache.h
+++ b/arch/metag/include/asm/cache.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_METAG_CACHE_H
#define __ASM_METAG_CACHE_H
diff --git a/arch/metag/include/asm/cacheflush.h b/arch/metag/include/asm/cacheflush.h
index 7787ec5e3ed0..2584a51eca1a 100644
--- a/arch/metag/include/asm/cacheflush.h
+++ b/arch/metag/include/asm/cacheflush.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _METAG_CACHEFLUSH_H
#define _METAG_CACHEFLUSH_H
diff --git a/arch/metag/include/asm/cachepart.h b/arch/metag/include/asm/cachepart.h
index cf6b44e916b5..79411e977586 100644
--- a/arch/metag/include/asm/cachepart.h
+++ b/arch/metag/include/asm/cachepart.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Meta cache partition manipulation.
*
diff --git a/arch/metag/include/asm/checksum.h b/arch/metag/include/asm/checksum.h
index f65fe83b1730..6533d14e9789 100644
--- a/arch/metag/include/asm/checksum.h
+++ b/arch/metag/include/asm/checksum.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _METAG_CHECKSUM_H
#define _METAG_CHECKSUM_H
diff --git a/arch/metag/include/asm/cmpxchg.h b/arch/metag/include/asm/cmpxchg.h
index be29e3e44321..68c4ab1466fd 100644
--- a/arch/metag/include/asm/cmpxchg.h
+++ b/arch/metag/include/asm/cmpxchg.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_METAG_CMPXCHG_H
#define __ASM_METAG_CMPXCHG_H
diff --git a/arch/metag/include/asm/cmpxchg_irq.h b/arch/metag/include/asm/cmpxchg_irq.h
index 649573168b05..5255e37f8496 100644
--- a/arch/metag/include/asm/cmpxchg_irq.h
+++ b/arch/metag/include/asm/cmpxchg_irq.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_METAG_CMPXCHG_IRQ_H
#define __ASM_METAG_CMPXCHG_IRQ_H
diff --git a/arch/metag/include/asm/cmpxchg_lnkget.h b/arch/metag/include/asm/cmpxchg_lnkget.h
index 2369ad394876..c69be00a4739 100644
--- a/arch/metag/include/asm/cmpxchg_lnkget.h
+++ b/arch/metag/include/asm/cmpxchg_lnkget.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_METAG_CMPXCHG_LNKGET_H
#define __ASM_METAG_CMPXCHG_LNKGET_H
diff --git a/arch/metag/include/asm/cmpxchg_lock1.h b/arch/metag/include/asm/cmpxchg_lock1.h
index fd6850474969..5976e39db2b4 100644
--- a/arch/metag/include/asm/cmpxchg_lock1.h
+++ b/arch/metag/include/asm/cmpxchg_lock1.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_METAG_CMPXCHG_LOCK1_H
#define __ASM_METAG_CMPXCHG_LOCK1_H
diff --git a/arch/metag/include/asm/core_reg.h b/arch/metag/include/asm/core_reg.h
index bdbc3a51f31c..ca70a0a29b61 100644
--- a/arch/metag/include/asm/core_reg.h
+++ b/arch/metag/include/asm/core_reg.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_METAG_CORE_REG_H_
#define __ASM_METAG_CORE_REG_H_
diff --git a/arch/metag/include/asm/cpu.h b/arch/metag/include/asm/cpu.h
index decf12969268..9dac67de4748 100644
--- a/arch/metag/include/asm/cpu.h
+++ b/arch/metag/include/asm/cpu.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_METAG_CPU_H
#define _ASM_METAG_CPU_H
diff --git a/arch/metag/include/asm/da.h b/arch/metag/include/asm/da.h
index 81bd5212fb03..901daa540e6e 100644
--- a/arch/metag/include/asm/da.h
+++ b/arch/metag/include/asm/da.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Meta DA JTAG debugger control.
*
diff --git a/arch/metag/include/asm/delay.h b/arch/metag/include/asm/delay.h
index 9c92f996957a..fd73d3d5d294 100644
--- a/arch/metag/include/asm/delay.h
+++ b/arch/metag/include/asm/delay.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _METAG_DELAY_H
#define _METAG_DELAY_H
diff --git a/arch/metag/include/asm/div64.h b/arch/metag/include/asm/div64.h
index 0fdd11676212..e3686d2ae20e 100644
--- a/arch/metag/include/asm/div64.h
+++ b/arch/metag/include/asm/div64.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_DIV64_H__
#define __ASM_DIV64_H__
diff --git a/arch/metag/include/asm/dma-mapping.h b/arch/metag/include/asm/dma-mapping.h
index ea573be2b6d0..cfd6a0505b56 100644
--- a/arch/metag/include/asm/dma-mapping.h
+++ b/arch/metag/include/asm/dma-mapping.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_METAG_DMA_MAPPING_H
#define _ASM_METAG_DMA_MAPPING_H
@@ -8,14 +9,4 @@ static inline const struct dma_map_ops *get_arch_dma_ops(struct bus_type *bus)
return &metag_dma_ops;
}
-/*
- * dma_alloc_attrs() always returns non-cacheable memory, so there's no need to
- * do any flushing here.
- */
-static inline void
-dma_cache_sync(struct device *dev, void *vaddr, size_t size,
- enum dma_data_direction direction)
-{
-}
-
#endif
diff --git a/arch/metag/include/asm/elf.h b/arch/metag/include/asm/elf.h
index 87b0cf1e0acb..a6c33800ba66 100644
--- a/arch/metag/include/asm/elf.h
+++ b/arch/metag/include/asm/elf.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_METAG_ELF_H
#define __ASM_METAG_ELF_H
diff --git a/arch/metag/include/asm/ftrace.h b/arch/metag/include/asm/ftrace.h
index a2269d60a945..b1c8c76fb772 100644
--- a/arch/metag/include/asm/ftrace.h
+++ b/arch/metag/include/asm/ftrace.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_METAG_FTRACE
#define _ASM_METAG_FTRACE
diff --git a/arch/metag/include/asm/global_lock.h b/arch/metag/include/asm/global_lock.h
index fc831c88c22a..4d3da9682233 100644
--- a/arch/metag/include/asm/global_lock.h
+++ b/arch/metag/include/asm/global_lock.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_METAG_GLOBAL_LOCK_H
#define __ASM_METAG_GLOBAL_LOCK_H
diff --git a/arch/metag/include/asm/highmem.h b/arch/metag/include/asm/highmem.h
index 9b1d172cd884..8b0dfd684e15 100644
--- a/arch/metag/include/asm/highmem.h
+++ b/arch/metag/include/asm/highmem.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_HIGHMEM_H
#define _ASM_HIGHMEM_H
diff --git a/arch/metag/include/asm/hugetlb.h b/arch/metag/include/asm/hugetlb.h
index 905ed422dbeb..1607363d2639 100644
--- a/arch/metag/include/asm/hugetlb.h
+++ b/arch/metag/include/asm/hugetlb.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_METAG_HUGETLB_H
#define _ASM_METAG_HUGETLB_H
diff --git a/arch/metag/include/asm/hwthread.h b/arch/metag/include/asm/hwthread.h
index 8f9786619b1d..8d2171da5414 100644
--- a/arch/metag/include/asm/hwthread.h
+++ b/arch/metag/include/asm/hwthread.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright (C) 2008 Imagination Technologies
*/
diff --git a/arch/metag/include/asm/io.h b/arch/metag/include/asm/io.h
index 9890f21eadbe..71cd2bc54718 100644
--- a/arch/metag/include/asm/io.h
+++ b/arch/metag/include/asm/io.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_METAG_IO_H
#define _ASM_METAG_IO_H
diff --git a/arch/metag/include/asm/irq.h b/arch/metag/include/asm/irq.h
index 6ac6d4a051dd..cb02c29935a4 100644
--- a/arch/metag/include/asm/irq.h
+++ b/arch/metag/include/asm/irq.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_METAG_IRQ_H
#define __ASM_METAG_IRQ_H
diff --git a/arch/metag/include/asm/irqflags.h b/arch/metag/include/asm/irqflags.h
index 339b16f062eb..e2fe34acb93b 100644
--- a/arch/metag/include/asm/irqflags.h
+++ b/arch/metag/include/asm/irqflags.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* IRQ flags handling
*
diff --git a/arch/metag/include/asm/l2cache.h b/arch/metag/include/asm/l2cache.h
index bffbeaa4d93b..f260b158b8fe 100644
--- a/arch/metag/include/asm/l2cache.h
+++ b/arch/metag/include/asm/l2cache.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _METAG_L2CACHE_H
#define _METAG_L2CACHE_H
diff --git a/arch/metag/include/asm/linkage.h b/arch/metag/include/asm/linkage.h
index 73bf25ba4e18..3a9024ecb827 100644
--- a/arch/metag/include/asm/linkage.h
+++ b/arch/metag/include/asm/linkage.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_LINKAGE_H
#define __ASM_LINKAGE_H
diff --git a/arch/metag/include/asm/mman.h b/arch/metag/include/asm/mman.h
index 17999dba9275..dcb0d20a64fd 100644
--- a/arch/metag/include/asm/mman.h
+++ b/arch/metag/include/asm/mman.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __METAG_MMAN_H__
#define __METAG_MMAN_H__
diff --git a/arch/metag/include/asm/mmu.h b/arch/metag/include/asm/mmu.h
index 9c321147c0b4..cab5a01c3dcb 100644
--- a/arch/metag/include/asm/mmu.h
+++ b/arch/metag/include/asm/mmu.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __MMU_H
#define __MMU_H
diff --git a/arch/metag/include/asm/mmu_context.h b/arch/metag/include/asm/mmu_context.h
index 2e0312748197..7b4766379622 100644
--- a/arch/metag/include/asm/mmu_context.h
+++ b/arch/metag/include/asm/mmu_context.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __METAG_MMU_CONTEXT_H
#define __METAG_MMU_CONTEXT_H
diff --git a/arch/metag/include/asm/mmzone.h b/arch/metag/include/asm/mmzone.h
index 9c88a9c65f59..8627fb532206 100644
--- a/arch/metag/include/asm/mmzone.h
+++ b/arch/metag/include/asm/mmzone.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_METAG_MMZONE_H
#define __ASM_METAG_MMZONE_H
diff --git a/arch/metag/include/asm/module.h b/arch/metag/include/asm/module.h
index e47e60941b2b..e957171c320b 100644
--- a/arch/metag/include/asm/module.h
+++ b/arch/metag/include/asm/module.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_METAG_MODULE_H
#define _ASM_METAG_MODULE_H
diff --git a/arch/metag/include/asm/page.h b/arch/metag/include/asm/page.h
index 1e8e281b8bb7..9e994d77069d 100644
--- a/arch/metag/include/asm/page.h
+++ b/arch/metag/include/asm/page.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _METAG_PAGE_H
#define _METAG_PAGE_H
diff --git a/arch/metag/include/asm/pgalloc.h b/arch/metag/include/asm/pgalloc.h
index c2caa1ee4360..0b9d95d78b61 100644
--- a/arch/metag/include/asm/pgalloc.h
+++ b/arch/metag/include/asm/pgalloc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _METAG_PGALLOC_H
#define _METAG_PGALLOC_H
diff --git a/arch/metag/include/asm/pgtable-bits.h b/arch/metag/include/asm/pgtable-bits.h
index 25ba6729f496..5f6b82282a41 100644
--- a/arch/metag/include/asm/pgtable-bits.h
+++ b/arch/metag/include/asm/pgtable-bits.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Meta page table definitions.
*/
diff --git a/arch/metag/include/asm/pgtable.h b/arch/metag/include/asm/pgtable.h
index 0c151e5af079..a3422f06c03b 100644
--- a/arch/metag/include/asm/pgtable.h
+++ b/arch/metag/include/asm/pgtable.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Macros and functions to manipulate Meta page tables.
*/
diff --git a/arch/metag/include/asm/processor.h b/arch/metag/include/asm/processor.h
index 8ae92d6abfd2..9a0c502cd4a0 100644
--- a/arch/metag/include/asm/processor.h
+++ b/arch/metag/include/asm/processor.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright (C) 2005,2006,2007,2008 Imagination Technologies
*/
diff --git a/arch/metag/include/asm/ptrace.h b/arch/metag/include/asm/ptrace.h
index fcabc18daf25..9074f254c9ca 100644
--- a/arch/metag/include/asm/ptrace.h
+++ b/arch/metag/include/asm/ptrace.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _METAG_PTRACE_H
#define _METAG_PTRACE_H
diff --git a/arch/metag/include/asm/setup.h b/arch/metag/include/asm/setup.h
index e9fdee9452b1..504621d79ef5 100644
--- a/arch/metag/include/asm/setup.h
+++ b/arch/metag/include/asm/setup.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_METAG_SETUP_H
#define _ASM_METAG_SETUP_H
diff --git a/arch/metag/include/asm/smp.h b/arch/metag/include/asm/smp.h
index 1d7e770f7a54..8d3683d83680 100644
--- a/arch/metag/include/asm/smp.h
+++ b/arch/metag/include/asm/smp.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_SMP_H
#define __ASM_SMP_H
diff --git a/arch/metag/include/asm/sparsemem.h b/arch/metag/include/asm/sparsemem.h
index 03fe255d697a..2942894bace5 100644
--- a/arch/metag/include/asm/sparsemem.h
+++ b/arch/metag/include/asm/sparsemem.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_METAG_SPARSEMEM_H
#define __ASM_METAG_SPARSEMEM_H
diff --git a/arch/metag/include/asm/spinlock.h b/arch/metag/include/asm/spinlock.h
index ddf7fe5708a6..4497c232d9c1 100644
--- a/arch/metag/include/asm/spinlock.h
+++ b/arch/metag/include/asm/spinlock.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_SPINLOCK_H
#define __ASM_SPINLOCK_H
@@ -15,13 +16,4 @@
* locked.
*/
-#define arch_spin_lock_flags(lock, flags) arch_spin_lock(lock)
-
-#define arch_read_lock_flags(lock, flags) arch_read_lock(lock)
-#define arch_write_lock_flags(lock, flags) arch_write_lock(lock)
-
-#define arch_spin_relax(lock) cpu_relax()
-#define arch_read_relax(lock) cpu_relax()
-#define arch_write_relax(lock) cpu_relax()
-
#endif /* __ASM_SPINLOCK_H */
diff --git a/arch/metag/include/asm/spinlock_lnkget.h b/arch/metag/include/asm/spinlock_lnkget.h
index ad8436feed8d..dfd780eab350 100644
--- a/arch/metag/include/asm/spinlock_lnkget.h
+++ b/arch/metag/include/asm/spinlock_lnkget.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_SPINLOCK_LNKGET_H
#define __ASM_SPINLOCK_LNKGET_H
@@ -136,21 +137,6 @@ static inline void arch_write_unlock(arch_rwlock_t *rw)
: "memory");
}
-/* write_can_lock - would write_trylock() succeed? */
-static inline int arch_write_can_lock(arch_rwlock_t *rw)
-{
- int ret;
-
- asm volatile ("LNKGETD %0, [%1]\n"
- "CMP %0, #0\n"
- "MOV %0, #1\n"
- "XORNZ %0, %0, %0\n"
- : "=&d" (ret)
- : "da" (&rw->lock)
- : "cc");
- return ret;
-}
-
/*
* Read locks are a bit more hairy:
* - Exclusively load the lock value.
@@ -224,26 +210,4 @@ static inline int arch_read_trylock(arch_rwlock_t *rw)
return tmp;
}
-/* read_can_lock - would read_trylock() succeed? */
-static inline int arch_read_can_lock(arch_rwlock_t *rw)
-{
- int tmp;
-
- asm volatile ("LNKGETD %0, [%1]\n"
- "CMP %0, %2\n"
- "MOV %0, #1\n"
- "XORZ %0, %0, %0\n"
- : "=&d" (tmp)
- : "da" (&rw->lock), "bd" (0x80000000)
- : "cc");
- return tmp;
-}
-
-#define arch_read_lock_flags(lock, flags) arch_read_lock(lock)
-#define arch_write_lock_flags(lock, flags) arch_write_lock(lock)
-
-#define arch_spin_relax(lock) cpu_relax()
-#define arch_read_relax(lock) cpu_relax()
-#define arch_write_relax(lock) cpu_relax()
-
#endif /* __ASM_SPINLOCK_LNKGET_H */
diff --git a/arch/metag/include/asm/spinlock_lock1.h b/arch/metag/include/asm/spinlock_lock1.h
index c630444cffe9..c0bd81bbe18c 100644
--- a/arch/metag/include/asm/spinlock_lock1.h
+++ b/arch/metag/include/asm/spinlock_lock1.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_SPINLOCK_LOCK1_H
#define __ASM_SPINLOCK_LOCK1_H
@@ -104,16 +105,6 @@ static inline void arch_write_unlock(arch_rwlock_t *rw)
rw->lock = 0;
}
-/* write_can_lock - would write_trylock() succeed? */
-static inline int arch_write_can_lock(arch_rwlock_t *rw)
-{
- unsigned int ret;
-
- barrier();
- ret = rw->lock;
- return (ret == 0);
-}
-
/*
* Read locks are a bit more hairy:
* - Exclusively load the lock value.
@@ -171,14 +162,4 @@ static inline int arch_read_trylock(arch_rwlock_t *rw)
return (ret < 0x80000000);
}
-/* read_can_lock - would read_trylock() succeed? */
-static inline int arch_read_can_lock(arch_rwlock_t *rw)
-{
- unsigned int ret;
-
- barrier();
- ret = rw->lock;
- return (ret < 0x80000000);
-}
-
#endif /* __ASM_SPINLOCK_LOCK1_H */
diff --git a/arch/metag/include/asm/spinlock_types.h b/arch/metag/include/asm/spinlock_types.h
index b76391405fea..cd197f1bed59 100644
--- a/arch/metag/include/asm/spinlock_types.h
+++ b/arch/metag/include/asm/spinlock_types.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_METAG_SPINLOCK_TYPES_H
#define _ASM_METAG_SPINLOCK_TYPES_H
diff --git a/arch/metag/include/asm/stacktrace.h b/arch/metag/include/asm/stacktrace.h
index 2830a0fe7ac9..f45e3cb2bbb5 100644
--- a/arch/metag/include/asm/stacktrace.h
+++ b/arch/metag/include/asm/stacktrace.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_STACKTRACE_H
#define __ASM_STACKTRACE_H
diff --git a/arch/metag/include/asm/string.h b/arch/metag/include/asm/string.h
index 53e3806eee04..86f9614d5fc6 100644
--- a/arch/metag/include/asm/string.h
+++ b/arch/metag/include/asm/string.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _METAG_STRING_H_
#define _METAG_STRING_H_
diff --git a/arch/metag/include/asm/syscalls.h b/arch/metag/include/asm/syscalls.h
index a02b95556522..eac0cf120323 100644
--- a/arch/metag/include/asm/syscalls.h
+++ b/arch/metag/include/asm/syscalls.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_METAG_SYSCALLS_H
#define _ASM_METAG_SYSCALLS_H
diff --git a/arch/metag/include/asm/tcm.h b/arch/metag/include/asm/tcm.h
index 7711c317b1d2..a0a4997e4b8a 100644
--- a/arch/metag/include/asm/tcm.h
+++ b/arch/metag/include/asm/tcm.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_TCM_H__
#define __ASM_TCM_H__
diff --git a/arch/metag/include/asm/thread_info.h b/arch/metag/include/asm/thread_info.h
index 32677cc278aa..554f73a77e6e 100644
--- a/arch/metag/include/asm/thread_info.h
+++ b/arch/metag/include/asm/thread_info.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* thread_info.h: Meta low-level thread information
*
* Copyright (C) 2002 David Howells (dhowells@redhat.com)
diff --git a/arch/metag/include/asm/tlb.h b/arch/metag/include/asm/tlb.h
index 048282f1cc1f..fbe6ee91e8e7 100644
--- a/arch/metag/include/asm/tlb.h
+++ b/arch/metag/include/asm/tlb.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_METAG_TLB_H
#define __ASM_METAG_TLB_H
diff --git a/arch/metag/include/asm/tlbflush.h b/arch/metag/include/asm/tlbflush.h
index 566acf918a64..f3e5d99a3891 100644
--- a/arch/metag/include/asm/tlbflush.h
+++ b/arch/metag/include/asm/tlbflush.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_METAG_TLBFLUSH_H
#define __ASM_METAG_TLBFLUSH_H
diff --git a/arch/metag/include/asm/topology.h b/arch/metag/include/asm/topology.h
index 707c7f7b6bea..df0d9e6b7f12 100644
--- a/arch/metag/include/asm/topology.h
+++ b/arch/metag/include/asm/topology.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_METAG_TOPOLOGY_H
#define _ASM_METAG_TOPOLOGY_H
diff --git a/arch/metag/include/asm/uaccess.h b/arch/metag/include/asm/uaccess.h
index 47469e26641a..a5311eb36e32 100644
--- a/arch/metag/include/asm/uaccess.h
+++ b/arch/metag/include/asm/uaccess.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __METAG_UACCESS_H
#define __METAG_UACCESS_H
diff --git a/arch/metag/include/asm/user_gateway.h b/arch/metag/include/asm/user_gateway.h
index e404c09e3b74..cf2392b95a56 100644
--- a/arch/metag/include/asm/user_gateway.h
+++ b/arch/metag/include/asm/user_gateway.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright (C) 2010 Imagination Technologies
*/