xref: /OK3568_Linux_fs/kernel/arch/mips/include/asm/irq_regs.h (revision 4882a59341e53eb6f0b4789bf948001014eff981) 
1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0-or-later */
2*4882a593Smuzhiyun /*
3*4882a593Smuzhiyun  *
4*4882a593Smuzhiyun  * Copyright (C) 2006 Ralf Baechle (ralf@linux-mips.org)
5*4882a593Smuzhiyun  */
6*4882a593Smuzhiyun #ifndef __ASM_IRQ_REGS_H
7*4882a593Smuzhiyun #define __ASM_IRQ_REGS_H
8*4882a593Smuzhiyun 
9*4882a593Smuzhiyun #define ARCH_HAS_OWN_IRQ_REGS
10*4882a593Smuzhiyun 
11*4882a593Smuzhiyun #include <linux/thread_info.h>
12*4882a593Smuzhiyun 
get_irq_regs(void)13*4882a593Smuzhiyun static inline struct pt_regs *get_irq_regs(void)
14*4882a593Smuzhiyun {
15*4882a593Smuzhiyun 	return current_thread_info()->regs;
16*4882a593Smuzhiyun }
17*4882a593Smuzhiyun 
set_irq_regs(struct pt_regs * new_regs)18*4882a593Smuzhiyun static inline struct pt_regs *set_irq_regs(struct pt_regs *new_regs)
19*4882a593Smuzhiyun {
20*4882a593Smuzhiyun 	struct pt_regs *old_regs;
21*4882a593Smuzhiyun 
22*4882a593Smuzhiyun 	old_regs = get_irq_regs();
23*4882a593Smuzhiyun 	current_thread_info()->regs = new_regs;
24*4882a593Smuzhiyun 
25*4882a593Smuzhiyun 	return old_regs;
26*4882a593Smuzhiyun }
27*4882a593Smuzhiyun 
28*4882a593Smuzhiyun #endif /* __ASM_IRQ_REGS_H */
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