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Shreyas B. Prabhu7cba1602014-12-10 00:26:52 +05301#ifndef _ASM_POWERPC_CPUIDLE_H
2#define _ASM_POWERPC_CPUIDLE_H
3
4#ifdef CONFIG_PPC_POWERNV
5/* Used in powernv idle state management */
6#define PNV_THREAD_RUNNING 0
7#define PNV_THREAD_NAP 1
8#define PNV_THREAD_SLEEP 2
9#define PNV_THREAD_WINKLE 3
10#define PNV_CORE_IDLE_LOCK_BIT 0x100
11#define PNV_CORE_IDLE_THREAD_BITS 0x0FF
12
13#ifndef __ASSEMBLY__
14extern u32 pnv_fastsleep_workaround_at_entry[];
15extern u32 pnv_fastsleep_workaround_at_exit[];
Shreyas B. Prabhubcef83a2016-07-08 11:50:49 +053016
17extern u64 pnv_first_deep_stop_state;
Shreyas B. Prabhu7cba1602014-12-10 00:26:52 +053018#endif
19
20#endif
21
Mahesh Salgaonkar98d88212016-08-05 17:34:04 +053022/* Idle state entry routines */
23#ifdef CONFIG_PPC_P7_NAP
24#define IDLE_STATE_ENTER_SEQ(IDLE_INST) \
25 /* Magic NAP/SLEEP/WINKLE mode enter sequence */ \
26 std r0,0(r1); \
27 ptesync; \
28 ld r0,0(r1); \
291: cmp cr0,r0,r0; \
30 bne 1b; \
31 IDLE_INST; \
32 b .
33#endif /* CONFIG_PPC_P7_NAP */
34
Shreyas B. Prabhu7cba1602014-12-10 00:26:52 +053035#endif