diff options
Diffstat (limited to 'arch/powerpc/include/asm/plpar_wrappers.h')
| -rw-r--r-- | arch/powerpc/include/asm/plpar_wrappers.h | 49 |
1 files changed, 21 insertions, 28 deletions
diff --git a/arch/powerpc/include/asm/plpar_wrappers.h b/arch/powerpc/include/asm/plpar_wrappers.h index b3ee44a40c2f..91be7b885944 100644 --- a/arch/powerpc/include/asm/plpar_wrappers.h +++ b/arch/powerpc/include/asm/plpar_wrappers.h @@ -18,16 +18,6 @@ static inline long poll_pending(void) return plpar_hcall_norets(H_POLL_PENDING); } -static inline u8 get_cede_latency_hint(void) -{ - return get_lppaca()->cede_latency_hint; -} - -static inline void set_cede_latency_hint(u8 latency_hint) -{ - get_lppaca()->cede_latency_hint = latency_hint; -} - static inline long cede_processor(void) { /* @@ -37,24 +27,6 @@ static inline long cede_processor(void) return plpar_hcall_norets_notrace(H_CEDE); } -static inline long extended_cede_processor(unsigned long latency_hint) -{ - long rc; - u8 old_latency_hint = get_cede_latency_hint(); - - set_cede_latency_hint(latency_hint); - - rc = cede_processor(); - - /* Ensure that H_CEDE returns with IRQs on */ - if (WARN_ON(IS_ENABLED(CONFIG_PPC_IRQ_SOFT_MASK_DEBUG) && !(mfmsr() & MSR_EE))) - __hard_irq_enable(); - - set_cede_latency_hint(old_latency_hint); - - return rc; -} - static inline long vpa_call(unsigned long flags, unsigned long cpu, unsigned long vpa) { @@ -93,6 +65,27 @@ static inline long register_dtl(unsigned long cpu, unsigned long vpa) return vpa_call(H_VPA_REG_DTL, cpu, vpa); } +static inline long htm_call(unsigned long flags, unsigned long target, + unsigned long operation, unsigned long param1, + unsigned long param2, unsigned long param3) +{ + return plpar_hcall_norets(H_HTM, flags, target, operation, + param1, param2, param3); +} + +static inline long htm_get_dump_hardware(unsigned long nodeindex, + unsigned long nodalchipindex, unsigned long coreindexonchip, + unsigned long type, unsigned long addr, unsigned long size, + unsigned long offset) +{ + return htm_call(H_HTM_FLAGS_HARDWARE_TARGET, + H_HTM_TARGET_NODE_INDEX(nodeindex) | + H_HTM_TARGET_NODAL_CHIP_INDEX(nodalchipindex) | + H_HTM_TARGET_CORE_INDEX_ON_CHIP(coreindexonchip), + H_HTM_OP(H_HTM_OP_DUMP_DATA) | H_HTM_TYPE(type), + addr, size, offset); +} + extern void vpa_init(int cpu); static inline long plpar_pte_enter(unsigned long flags, |