diff options
| author | Ingo Molnar <mingo@kernel.org> | 2018-11-03 23:42:16 +0100 |
|---|---|---|
| committer | Ingo Molnar <mingo@kernel.org> | 2018-11-03 23:42:16 +0100 |
| commit | 23a12ddee1ce28065b71f14ccc695b5a0c8a64ff (patch) | |
| tree | cedaa1cde5b2557116e523c31552187804704093 /arch/csky/include/asm/reg_ops.h | |
| parent | 98f76206b33504b934209d16196477dfa519a807 (diff) | |
| parent | bcb6fb5da77c2a228adf07cc9cb1a0c2aa2001c6 (diff) | |
Merge branch 'core/urgent' into x86/urgent, to pick up objtool fix
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'arch/csky/include/asm/reg_ops.h')
| -rw-r--r-- | arch/csky/include/asm/reg_ops.h | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/arch/csky/include/asm/reg_ops.h b/arch/csky/include/asm/reg_ops.h new file mode 100644 index 000000000000..cccf7d525fe2 --- /dev/null +++ b/arch/csky/include/asm/reg_ops.h @@ -0,0 +1,26 @@ +/* SPDX-License-Identifier: GPL-2.0 */ + +#ifndef __ASM_REGS_OPS_H +#define __ASM_REGS_OPS_H + +#define mfcr(reg) \ +({ \ + unsigned int tmp; \ + asm volatile( \ + "mfcr %0, "reg"\n" \ + : "=r"(tmp) \ + : \ + : "memory"); \ + tmp; \ +}) + +#define mtcr(reg, val) \ +({ \ + asm volatile( \ + "mtcr %0, "reg"\n" \ + : \ + : "r"(val) \ + : "memory"); \ +}) + +#endif /* __ASM_REGS_OPS_H */ |