mirror of
https://github.com/AuxXxilium/linux_dsm_epyc7002.git
synced 2024-12-12 18:36:39 +07:00
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
|
|
#define __ASM_SUSPEND_H
|
|
|
|
#define NR_CTX_REGS 11
|
|
|
|
/*
|
|
* struct cpu_suspend_ctx must be 16-byte aligned since it is allocated on
|
|
* the stack, which must be 16-byte aligned on v8
|
|
*/
|
|
struct cpu_suspend_ctx {
|
|
/*
|
|
* This struct must be kept in sync with
|
|
* cpu_do_{suspend/resume} in mm/proc.S
|
|
*/
|
|
u64 ctx_regs[NR_CTX_REGS];
|
|
u64 sp;
|
|
} __aligned(16);
|
|
|
|
struct sleep_save_sp {
|
|
phys_addr_t *save_ptr_stash;
|
|
phys_addr_t save_ptr_stash_phys;
|
|
};
|
|
|
|
extern int cpu_suspend(unsigned long arg, int (*fn)(unsigned long));
|
|
extern void cpu_resume(void);
|
|
#endif
|