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https://github.com/AuxXxilium/linux_dsm_epyc7002.git
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58095d7f39
Change to using flush_cache_all() in pm.c and also remove the need to flush the cache in the PM code. This changes the sleep.S code to have an entry to store the registers for resume, and then a second entry (after the caches are cleaned) to do the suspend and resume. Signed-off-by: Ben Dooks <ben-linux@fluff.org> Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
69 lines
1.6 KiB
C
69 lines
1.6 KiB
C
/* linux/arch/arm/mach-s3c2410/pm.h
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*
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* Copyright (c) 2004 Simtec Electronics
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* Written by Ben Dooks, <ben@simtec.co.uk>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*/
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/* s3c2410_pm_init
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*
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* called from board at initialisation time to setup the power
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* management
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*/
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#ifdef CONFIG_PM
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extern __init int s3c2410_pm_init(void);
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#else
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static inline int s3c2410_pm_init(void)
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{
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return 0;
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}
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#endif
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/* configuration for the IRQ mask over sleep */
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extern unsigned long s3c_irqwake_intmask;
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extern unsigned long s3c_irqwake_eintmask;
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/* IRQ masks for IRQs allowed to go to sleep (see irq.c) */
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extern unsigned long s3c_irqwake_intallow;
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extern unsigned long s3c_irqwake_eintallow;
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/* Flags for PM Control */
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extern unsigned long s3c_pm_flags;
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/* from sleep.S */
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extern int s3c2410_cpu_save(unsigned long *saveblk);
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extern void s3c2410_cpu_suspend(void);
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extern void s3c2410_cpu_resume(void);
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extern unsigned long s3c2410_sleep_save_phys;
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/* sleep save info */
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struct sleep_save {
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void __iomem *reg;
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unsigned long val;
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};
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#define SAVE_ITEM(x) \
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{ .reg = (x) }
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extern void s3c2410_pm_do_save(struct sleep_save *ptr, int count);
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extern void s3c2410_pm_do_restore(struct sleep_save *ptr, int count);
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#ifdef CONFIG_PM
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extern int s3c24xx_irq_suspend(struct sys_device *dev, pm_message_t state);
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extern int s3c24xx_irq_resume(struct sys_device *dev);
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#else
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#define s3c24xx_irq_suspend NULL
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#define s3c24xx_irq_resume NULL
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#endif
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