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https://github.com/AuxXxilium/linux_dsm_epyc7002.git
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af391b15f7
This patch renames __cpu_suspend to cpu_suspend so that it's aligned
with ARM32. It also removes the redundant wrapper created.
This is in preparation to implement generic PSCI system suspend using
the cpu_{suspend,resume} which now has the same interface on both ARM
and ARM64.
Cc: Mark Rutland <mark.rutland@arm.com>
Reviewed-by: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>
Reviewed-by: Ashwin Chaugule <ashwin.chaugule@linaro.org>
Signed-off-by: Sudeep Holla <sudeep.holla@arm.com>
Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
27 lines
574 B
C
27 lines
574 B
C
#ifndef __ASM_SUSPEND_H
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#define __ASM_SUSPEND_H
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#define NR_CTX_REGS 11
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/*
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* struct cpu_suspend_ctx must be 16-byte aligned since it is allocated on
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* the stack, which must be 16-byte aligned on v8
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*/
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struct cpu_suspend_ctx {
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/*
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* This struct must be kept in sync with
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* cpu_do_{suspend/resume} in mm/proc.S
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*/
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u64 ctx_regs[NR_CTX_REGS];
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u64 sp;
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} __aligned(16);
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struct sleep_save_sp {
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phys_addr_t *save_ptr_stash;
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phys_addr_t save_ptr_stash_phys;
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};
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extern int cpu_suspend(unsigned long arg, int (*fn)(unsigned long));
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extern void cpu_resume(void);
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#endif
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