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30 lines
843 B
30 lines
843 B
/* SPDX-License-Identifier: GPL-2.0-only */ |
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/* |
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* Port on Texas Instruments TMS320C6x architecture |
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* |
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* Copyright (C) 2004, 2009, 2010, 2011 Texas Instruments Incorporated |
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* Author: Aurelien Jacquiot ([email protected]) |
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*/ |
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#ifndef _ASM_C6X_SWITCH_TO_H |
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#define _ASM_C6X_SWITCH_TO_H |
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#include <linux/linkage.h> |
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#define prepare_to_switch() do { } while (0) |
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struct task_struct; |
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struct thread_struct; |
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asmlinkage void *__switch_to(struct thread_struct *prev, |
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struct thread_struct *next, |
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struct task_struct *tsk); |
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#define switch_to(prev, next, last) \ |
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do { \ |
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current->thread.wchan = (u_long) __builtin_return_address(0); \ |
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(last) = __switch_to(&(prev)->thread, \ |
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&(next)->thread, (prev)); \ |
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mb(); \ |
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current->thread.wchan = 0; \ |
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} while (0) |
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#endif /* _ASM_C6X_SWITCH_TO_H */
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