diff options
Diffstat (limited to 'include')
-rw-r--r-- | include/asm-powerpc/iommu.h | 19 | ||||
-rw-r--r-- | include/asm-powerpc/iseries/hv_call.h | 4 | ||||
-rw-r--r-- | include/asm-powerpc/iseries/hv_call_event.h | 134 | ||||
-rw-r--r-- | include/asm-powerpc/iseries/hv_call_sc.h | 1 | ||||
-rw-r--r-- | include/asm-powerpc/iseries/hv_lp_config.h | 1 | ||||
-rw-r--r-- | include/asm-powerpc/iseries/hv_lp_event.h | 42 | ||||
-rw-r--r-- | include/asm-powerpc/iseries/hv_types.h | 1 | ||||
-rw-r--r-- | include/asm-powerpc/iseries/iseries_io.h | 14 | ||||
-rw-r--r-- | include/asm-powerpc/iseries/it_exp_vpd_panel.h | 1 | ||||
-rw-r--r-- | include/asm-powerpc/iseries/it_lp_naca.h | 22 | ||||
-rw-r--r-- | include/asm-powerpc/iseries/it_lp_queue.h | 1 | ||||
-rw-r--r-- | include/asm-powerpc/iseries/it_lp_reg_save.h | 3 | ||||
-rw-r--r-- | include/asm-powerpc/iseries/lpar_map.h | 1 | ||||
-rw-r--r-- | include/asm-powerpc/iseries/mf.h | 1 | ||||
-rw-r--r-- | include/asm-powerpc/iseries/vio.h | 1 | ||||
-rw-r--r-- | include/asm-powerpc/pci-bridge.h | 2 | ||||
-rw-r--r-- | include/asm-powerpc/system.h | 8 | ||||
-rw-r--r-- | include/asm-ppc/system.h | 12 |
18 files changed, 111 insertions, 157 deletions
diff --git a/include/asm-powerpc/iommu.h b/include/asm-powerpc/iommu.h index 8a8393e50774..d5677cbec200 100644 --- a/include/asm-powerpc/iommu.h +++ b/include/asm-powerpc/iommu.h @@ -64,25 +64,6 @@ extern void iommu_free_table(struct device_node *dn); #endif /* CONFIG_PPC_MULTIPLATFORM */ -#ifdef CONFIG_PPC_PSERIES - -/* Creates table for an individual device node */ -extern void iommu_devnode_init_pSeries(struct device_node *dn); - -#endif /* CONFIG_PPC_PSERIES */ - -#ifdef CONFIG_PPC_ISERIES - -/* Creates table for an individual device node */ -extern void iommu_devnode_init_iSeries(struct device_node *dn); -/* Get table parameters from HV */ -extern void iommu_table_getparms_iSeries(unsigned long busno, - unsigned char slotno, - unsigned char virtbus, - struct iommu_table* tbl); - -#endif /* CONFIG_PPC_ISERIES */ - /* Initializes an iommu_table based in values set in the passed-in * structure */ diff --git a/include/asm-powerpc/iseries/hv_call.h b/include/asm-powerpc/iseries/hv_call.h index e9f831c9a5e5..162d653ad51f 100644 --- a/include/asm-powerpc/iseries/hv_call.h +++ b/include/asm-powerpc/iseries/hv_call.h @@ -1,5 +1,4 @@ /* - * HvCall.h * Copyright (C) 2001 Mike Corrigan IBM Corporation * * This program is free software; you can redistribute it and/or modify @@ -15,8 +14,7 @@ * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA - */ -/* + * * This file contains the "hypervisor call" interface which is used to * drive the hypervisor from the OS. */ diff --git a/include/asm-powerpc/iseries/hv_call_event.h b/include/asm-powerpc/iseries/hv_call_event.h index 46763a30590a..4cec4762076d 100644 --- a/include/asm-powerpc/iseries/hv_call_event.h +++ b/include/asm-powerpc/iseries/hv_call_event.h @@ -1,5 +1,4 @@ /* - * HvCallEvent.h * Copyright (C) 2001 Mike Corrigan IBM Corporation * * This program is free software; you can redistribute it and/or modify @@ -15,8 +14,7 @@ * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA - */ -/* + * * This file contains the "hypervisor call" interface which is used to * drive the hypervisor from the OS. */ @@ -33,32 +31,9 @@ typedef u8 HvLpEvent_Type; typedef u8 HvLpEvent_AckInd; typedef u8 HvLpEvent_AckType; -struct HvCallEvent_PackedParms { - u8 xAckType:1; - u8 xAckInd:1; - u8 xRsvd:1; - u8 xTargetLp:5; - u8 xType; - u16 xSubtype; - HvLpInstanceId xSourceInstId; - HvLpInstanceId xTargetInstId; -}; - typedef u8 HvLpDma_Direction; typedef u8 HvLpDma_AddressType; -struct HvCallEvent_PackedDmaParms { - u8 xDirection:1; - u8 xLocalAddrType:1; - u8 xRemoteAddrType:1; - u8 xRsvd1:5; - HvLpIndex xRemoteLp; - u8 xType; - u8 xRsvd2; - HvLpInstanceId xLocalInstId; - HvLpInstanceId xRemoteInstId; -}; - typedef u64 HvLpEvent_Rc; typedef u64 HvLpDma_Rc; @@ -92,11 +67,8 @@ static inline void HvCallEvent_setInterLpQueueIndex(u8 queueIndex) static inline void HvCallEvent_setLpEventStack(u8 queueIndex, char *eventStackAddr, u32 eventStackSize) { - u64 abs_addr; - - abs_addr = virt_to_abs(eventStackAddr); - HvCall3(HvCallEventSetLpEventStack, queueIndex, abs_addr, - eventStackSize); + HvCall3(HvCallEventSetLpEventStack, queueIndex, + virt_to_abs(eventStackAddr), eventStackSize); } static inline void HvCallEvent_setLpEventQueueInterruptProc(u8 queueIndex, @@ -108,14 +80,7 @@ static inline void HvCallEvent_setLpEventQueueInterruptProc(u8 queueIndex, static inline HvLpEvent_Rc HvCallEvent_signalLpEvent(struct HvLpEvent *event) { - u64 abs_addr; - -#ifdef DEBUG_SENDEVENT - printk("HvCallEvent_signalLpEvent: *event = %016lx\n ", - (unsigned long)event); -#endif - abs_addr = virt_to_abs(event); - return HvCall1(HvCallEventSignalLpEvent, abs_addr); + return HvCall1(HvCallEventSignalLpEvent, virt_to_abs(event)); } static inline HvLpEvent_Rc HvCallEvent_signalLpEventFast(HvLpIndex targetLp, @@ -127,17 +92,21 @@ static inline HvLpEvent_Rc HvCallEvent_signalLpEventFast(HvLpIndex targetLp, { /* Pack the misc bits into a single Dword to pass to PLIC */ union { - struct HvCallEvent_PackedParms parms; + struct { + u8 ack_and_target; + u8 type; + u16 subtype; + HvLpInstanceId src_inst; + HvLpInstanceId target_inst; + } parms; u64 dword; } packed; - packed.parms.xAckType = ackType; - packed.parms.xAckInd = ackInd; - packed.parms.xRsvd = 0; - packed.parms.xTargetLp = targetLp; - packed.parms.xType = type; - packed.parms.xSubtype = subtype; - packed.parms.xSourceInstId = sourceInstanceId; - packed.parms.xTargetInstId = targetInstanceId; + + packed.parms.ack_and_target = (ackType << 7) | (ackInd << 6) | targetLp; + packed.parms.type = type; + packed.parms.subtype = subtype; + packed.parms.src_inst = sourceInstanceId; + packed.parms.target_inst = targetInstanceId; return HvCall7(HvCallEventSignalLpEventParms, packed.dword, correlationToken, eventData1, eventData2, @@ -146,18 +115,12 @@ static inline HvLpEvent_Rc HvCallEvent_signalLpEventFast(HvLpIndex targetLp, static inline HvLpEvent_Rc HvCallEvent_ackLpEvent(struct HvLpEvent *event) { - u64 abs_addr; - - abs_addr = virt_to_abs(event); - return HvCall1(HvCallEventAckLpEvent, abs_addr); + return HvCall1(HvCallEventAckLpEvent, virt_to_abs(event)); } static inline HvLpEvent_Rc HvCallEvent_cancelLpEvent(struct HvLpEvent *event) { - u64 abs_addr; - - abs_addr = virt_to_abs(event); - return HvCall1(HvCallEventCancelLpEvent, abs_addr); + return HvCall1(HvCallEventCancelLpEvent, virt_to_abs(event)); } static inline HvLpInstanceId HvCallEvent_getSourceLpInstanceId( @@ -195,59 +158,34 @@ static inline HvLpDma_Rc HvCallEvent_dmaBufList(HvLpEvent_Type type, { /* Pack the misc bits into a single Dword to pass to PLIC */ union { - struct HvCallEvent_PackedDmaParms parms; + struct { + u8 flags; + HvLpIndex remote; + u8 type; + u8 reserved; + HvLpInstanceId local_inst; + HvLpInstanceId remote_inst; + } parms; u64 dword; } packed; - packed.parms.xDirection = direction; - packed.parms.xLocalAddrType = localAddressType; - packed.parms.xRemoteAddrType = remoteAddressType; - packed.parms.xRsvd1 = 0; - packed.parms.xRemoteLp = remoteLp; - packed.parms.xType = type; - packed.parms.xRsvd2 = 0; - packed.parms.xLocalInstId = localInstanceId; - packed.parms.xRemoteInstId = remoteInstanceId; + packed.parms.flags = (direction << 7) | + (localAddressType << 6) | (remoteAddressType << 5); + packed.parms.remote = remoteLp; + packed.parms.type = type; + packed.parms.reserved = 0; + packed.parms.local_inst = localInstanceId; + packed.parms.remote_inst = remoteInstanceId; return HvCall4(HvCallEventDmaBufList, packed.dword, localBufList, remoteBufList, transferLength); } -static inline HvLpDma_Rc HvCallEvent_dmaSingle(HvLpEvent_Type type, - HvLpIndex remoteLp, HvLpDma_Direction direction, - HvLpInstanceId localInstanceId, - HvLpInstanceId remoteInstanceId, - HvLpDma_AddressType localAddressType, - HvLpDma_AddressType remoteAddressType, - u64 localAddrOrTce, u64 remoteAddrOrTce, u32 transferLength) -{ - /* Pack the misc bits into a single Dword to pass to PLIC */ - union { - struct HvCallEvent_PackedDmaParms parms; - u64 dword; - } packed; - - packed.parms.xDirection = direction; - packed.parms.xLocalAddrType = localAddressType; - packed.parms.xRemoteAddrType = remoteAddressType; - packed.parms.xRsvd1 = 0; - packed.parms.xRemoteLp = remoteLp; - packed.parms.xType = type; - packed.parms.xRsvd2 = 0; - packed.parms.xLocalInstId = localInstanceId; - packed.parms.xRemoteInstId = remoteInstanceId; - - return (HvLpDma_Rc)HvCall4(HvCallEventDmaSingle, packed.dword, - localAddrOrTce, remoteAddrOrTce, transferLength); -} - static inline HvLpDma_Rc HvCallEvent_dmaToSp(void *local, u32 remote, u32 length, HvLpDma_Direction dir) { - u64 abs_addr; - - abs_addr = virt_to_abs(local); - return HvCall4(HvCallEventDmaToSp, abs_addr, remote, length, dir); + return HvCall4(HvCallEventDmaToSp, virt_to_abs(local), remote, + length, dir); } #endif /* _ASM_POWERPC_ISERIES_HV_CALL_EVENT_H */ diff --git a/include/asm-powerpc/iseries/hv_call_sc.h b/include/asm-powerpc/iseries/hv_call_sc.h index dec7e9d9ab78..f5d210959250 100644 --- a/include/asm-powerpc/iseries/hv_call_sc.h +++ b/include/asm-powerpc/iseries/hv_call_sc.h @@ -1,5 +1,4 @@ /* - * HvCallSc.h * Copyright (C) 2001 Mike Corrigan IBM Corporation * * This program is free software; you can redistribute it and/or modify diff --git a/include/asm-powerpc/iseries/hv_lp_config.h b/include/asm-powerpc/iseries/hv_lp_config.h index bc00f036bca0..df8b20739719 100644 --- a/include/asm-powerpc/iseries/hv_lp_config.h +++ b/include/asm-powerpc/iseries/hv_lp_config.h @@ -1,5 +1,4 @@ /* - * HvLpConfig.h * Copyright (C) 2001 Mike Corrigan IBM Corporation * * This program is free software; you can redistribute it and/or modify diff --git a/include/asm-powerpc/iseries/hv_lp_event.h b/include/asm-powerpc/iseries/hv_lp_event.h index 499ab1ad0185..4065a4de4935 100644 --- a/include/asm-powerpc/iseries/hv_lp_event.h +++ b/include/asm-powerpc/iseries/hv_lp_event.h @@ -1,5 +1,4 @@ /* - * HvLpEvent.h * Copyright (C) 2001 Mike Corrigan IBM Corporation * * This program is free software; you can redistribute it and/or modify @@ -32,17 +31,8 @@ * partitions through PLIC. */ -struct HvEventFlags { - u8 xValid:1; /* Indicates a valid request x00-x00 */ - u8 xRsvd1:4; /* Reserved ... */ - u8 xAckType:1; /* Immediate or deferred ... */ - u8 xAckInd:1; /* Indicates if ACK required ... */ - u8 xFunction:1; /* Interrupt or Acknowledge ... */ -}; - - struct HvLpEvent { - struct HvEventFlags xFlags; /* Event flags x00-x00 */ + u8 flags; /* Event flags x00-x00 */ u8 xType; /* Type of message x01-x01 */ u16 xSubtype; /* Subtype for event x02-x03 */ u8 xSourceLp; /* Source LP x04-x04 */ @@ -126,6 +116,11 @@ extern int HvLpEvent_closePath(HvLpEvent_Type eventType, HvLpIndex lpIndex); #define HvLpEvent_AckType_ImmediateAck 0 #define HvLpEvent_AckType_DeferredAck 1 +#define HV_LP_EVENT_INT 0x01 +#define HV_LP_EVENT_DO_ACK 0x02 +#define HV_LP_EVENT_DEFERRED_ACK 0x04 +#define HV_LP_EVENT_VALID 0x80 + #define HvLpDma_Direction_LocalToRemote 0 #define HvLpDma_Direction_RemoteToLocal 1 @@ -139,4 +134,29 @@ extern int HvLpEvent_closePath(HvLpEvent_Type eventType, HvLpIndex lpIndex); #define HvLpDma_Rc_InvalidAddress 4 #define HvLpDma_Rc_InvalidLength 5 +static inline int hvlpevent_is_valid(struct HvLpEvent *h) +{ + return h->flags & HV_LP_EVENT_VALID; +} + +static inline void hvlpevent_invalidate(struct HvLpEvent *h) +{ + h->flags &= ~ HV_LP_EVENT_VALID; +} + +static inline int hvlpevent_is_int(struct HvLpEvent *h) +{ + return h->flags & HV_LP_EVENT_INT; +} + +static inline int hvlpevent_is_ack(struct HvLpEvent *h) +{ + return !hvlpevent_is_int(h); +} + +static inline int hvlpevent_need_ack(struct HvLpEvent *h) +{ + return h->flags & HV_LP_EVENT_DO_ACK; +} + #endif /* _ASM_POWERPC_ISERIES_HV_LP_EVENT_H */ diff --git a/include/asm-powerpc/iseries/hv_types.h b/include/asm-powerpc/iseries/hv_types.h index c38f7e3d01dc..c3e6d2a1d1c3 100644 --- a/include/asm-powerpc/iseries/hv_types.h +++ b/include/asm-powerpc/iseries/hv_types.h @@ -1,5 +1,4 @@ /* - * HvTypes.h * Copyright (C) 2001 Mike Corrigan IBM Corporation * * This program is free software; you can redistribute it and/or modify diff --git a/include/asm-powerpc/iseries/iseries_io.h b/include/asm-powerpc/iseries/iseries_io.h index 56b2113ff0f5..496aa852b617 100644 --- a/include/asm-powerpc/iseries/iseries_io.h +++ b/include/asm-powerpc/iseries/iseries_io.h @@ -6,7 +6,7 @@ #ifdef CONFIG_PPC_ISERIES #include <linux/types.h> /* - * File iSeries_io.h created by Allan Trautman on Thu Dec 28 2000. + * Created by Allan Trautman on Thu Dec 28 2000. * * Remaps the io.h for the iSeries Io * Copyright (C) 2000 Allan H Trautman, IBM Corporation @@ -32,6 +32,7 @@ * End Change Activity */ +#ifdef CONFIG_PCI extern u8 iSeries_Read_Byte(const volatile void __iomem * IoAddress); extern u16 iSeries_Read_Word(const volatile void __iomem * IoAddress); extern u32 iSeries_Read_Long(const volatile void __iomem * IoAddress); @@ -44,6 +45,17 @@ extern void iSeries_memcpy_toio(volatile void __iomem *dest, void *source, size_t n); extern void iSeries_memcpy_fromio(void *dest, const volatile void __iomem *source, size_t n); +#else +static inline u8 iSeries_Read_Byte(const volatile void __iomem *IoAddress) +{ + return 0xff; +} + +static inline void iSeries_Write_Byte(u8 IoData, + volatile void __iomem *IoAddress) +{ +} +#endif /* CONFIG_PCI */ #endif /* CONFIG_PPC_ISERIES */ #endif /* _ASM_POWERPC_ISERIES_ISERIES_IO_H */ diff --git a/include/asm-powerpc/iseries/it_exp_vpd_panel.h b/include/asm-powerpc/iseries/it_exp_vpd_panel.h index 66a17a230c52..304a609ae21a 100644 --- a/include/asm-powerpc/iseries/it_exp_vpd_panel.h +++ b/include/asm-powerpc/iseries/it_exp_vpd_panel.h @@ -1,5 +1,4 @@ /* - * ItExtVpdPanel.h * Copyright (C) 2002 Dave Boutcher IBM Corporation * * This program is free software; you can redistribute it and/or modify diff --git a/include/asm-powerpc/iseries/it_lp_naca.h b/include/asm-powerpc/iseries/it_lp_naca.h index c3ef1de45d82..4fdcf052927f 100644 --- a/include/asm-powerpc/iseries/it_lp_naca.h +++ b/include/asm-powerpc/iseries/it_lp_naca.h @@ -1,5 +1,4 @@ /* - * ItLpNaca.h * Copyright (C) 2001 Mike Corrigan IBM Corporation * * This program is free software; you can redistribute it and/or modify @@ -37,17 +36,13 @@ struct ItLpNaca { u8 xLpIndex; // LP Index x0B-x0B u16 xMaxLpQueues; // Number of allocated queues x0C-x0D u16 xLpQueueOffset; // Offset to start of LP queues x0E-x0F - u8 xPirEnvironMode:8; // Piranha or hardware x10-x10 - u8 xPirConsoleMode:8; // Piranha console indicator x11-x11 - u8 xPirDasdMode:8; // Piranha dasd indicator x12-x12 + u8 xPirEnvironMode; // Piranha or hardware x10-x10 + u8 xPirConsoleMode; // Piranha console indicator x11-x11 + u8 xPirDasdMode; // Piranha dasd indicator x12-x12 u8 xRsvd1_0[5]; // Reserved for Piranha related x13-x17 - u8 xLparInstalled:1; // Is LPAR installed on system x18-x1F - u8 xSysPartitioned:1; // Is the system partitioned ... - u8 xHwSyncedTBs:1; // Hardware synced TBs ... - u8 xIntProcUtilHmt:1; // Utilize HMT for interrupts ... - u8 xRsvd1_1:4; // Reserved ... - u8 xSpVpdFormat:8; // VPD areas are in CSP format ... - u8 xIntProcRatio:8; // Ratio of int procs to procs ... + u8 flags; // flags, see below x18-x1F + u8 xSpVpdFormat; // VPD areas are in CSP format ... + u8 xIntProcRatio; // Ratio of int procs to procs ... u8 xRsvd1_2[5]; // Reserved ... u16 xRsvd1_3; // Reserved x20-x21 u16 xPlicVrmIndex; // VRM index of PLIC x22-x23 @@ -77,4 +72,9 @@ struct ItLpNaca { extern struct ItLpNaca itLpNaca; +#define ITLPNACA_LPAR 0x80 /* Is LPAR installed on the system */ +#define ITLPNACA_PARTITIONED 0x40 /* Is the system partitioned */ +#define ITLPNACA_HWSYNCEDTBS 0x20 /* Hardware synced TBs */ +#define ITLPNACA_HMTINT 0x10 /* Utilize MHT for interrupts */ + #endif /* _ASM_POWERPC_ISERIES_IT_LP_NACA_H */ diff --git a/include/asm-powerpc/iseries/it_lp_queue.h b/include/asm-powerpc/iseries/it_lp_queue.h index a60d03afbf95..b7c6fc12cce2 100644 --- a/include/asm-powerpc/iseries/it_lp_queue.h +++ b/include/asm-powerpc/iseries/it_lp_queue.h @@ -1,5 +1,4 @@ /* - * ItLpQueue.h * Copyright (C) 2001 Mike Corrigan IBM Corporation * * This program is free software; you can redistribute it and/or modify diff --git a/include/asm-powerpc/iseries/it_lp_reg_save.h b/include/asm-powerpc/iseries/it_lp_reg_save.h index 81824e1bb767..5403b756f654 100644 --- a/include/asm-powerpc/iseries/it_lp_reg_save.h +++ b/include/asm-powerpc/iseries/it_lp_reg_save.h @@ -1,5 +1,4 @@ /* - * ItLpRegSave.h * Copyright (C) 2001 Mike Corrigan IBM Corporation * * This program is free software; you can redistribute it and/or modify @@ -83,4 +82,4 @@ struct ItLpRegSave { extern struct ItLpRegSave iseries_reg_save[]; -#endif /* _ITLPREGSAVE_H */ +#endif /* _ASM_POWERPC_ISERIES_IT_LP_REG_SAVE_H */ diff --git a/include/asm-powerpc/iseries/lpar_map.h b/include/asm-powerpc/iseries/lpar_map.h index 84fc321615bf..2ec384d66abb 100644 --- a/include/asm-powerpc/iseries/lpar_map.h +++ b/include/asm-powerpc/iseries/lpar_map.h @@ -1,5 +1,4 @@ /* - * LparMap.h * Copyright (C) 2001 Mike Corrigan IBM Corporation * * This program is free software; you can redistribute it and/or modify diff --git a/include/asm-powerpc/iseries/mf.h b/include/asm-powerpc/iseries/mf.h index e7bd57a03fb1..857e5202fc78 100644 --- a/include/asm-powerpc/iseries/mf.h +++ b/include/asm-powerpc/iseries/mf.h @@ -1,5 +1,4 @@ /* - * mf.h * Copyright (C) 2001 Troy D. Armstrong IBM Corporation * Copyright (C) 2004 Stephen Rothwell IBM Corporation * diff --git a/include/asm-powerpc/iseries/vio.h b/include/asm-powerpc/iseries/vio.h index 7e3a469420dd..72a97d37aac3 100644 --- a/include/asm-powerpc/iseries/vio.h +++ b/include/asm-powerpc/iseries/vio.h @@ -1,5 +1,4 @@ /* -*- linux-c -*- - * drivers/char/vio.h * * iSeries Virtual I/O Message Path header * diff --git a/include/asm-powerpc/pci-bridge.h b/include/asm-powerpc/pci-bridge.h index b0d816fe2e27..38de92d41a14 100644 --- a/include/asm-powerpc/pci-bridge.h +++ b/include/asm-powerpc/pci-bridge.h @@ -142,8 +142,6 @@ void pcibios_fixup_new_pci_devices(struct pci_bus *bus, int fix_bus); extern int pcibios_remove_root_bus(struct pci_controller *phb); -extern void phbs_remap_io(void); - static inline struct pci_controller *pci_bus_to_host(struct pci_bus *bus) { struct device_node *busdn = bus->sysdata; diff --git a/include/asm-powerpc/system.h b/include/asm-powerpc/system.h index 1be629b4fb97..9b822afa7d0e 100644 --- a/include/asm-powerpc/system.h +++ b/include/asm-powerpc/system.h @@ -133,6 +133,14 @@ extern int fix_alignment(struct pt_regs *); extern void cvt_fd(float *from, double *to, struct thread_struct *thread); extern void cvt_df(double *from, float *to, struct thread_struct *thread); +#ifndef CONFIG_SMP +extern void discard_lazy_cpu_state(void); +#else +static inline void discard_lazy_cpu_state(void) +{ +} +#endif + #ifdef CONFIG_ALTIVEC extern void flush_altivec_to_thread(struct task_struct *); #else diff --git a/include/asm-ppc/system.h b/include/asm-ppc/system.h index 212dca66fcac..fb49c0c49ea1 100644 --- a/include/asm-ppc/system.h +++ b/include/asm-ppc/system.h @@ -4,7 +4,6 @@ #ifndef __PPC_SYSTEM_H #define __PPC_SYSTEM_H -#include <linux/config.h> #include <linux/kernel.h> #include <asm/atomic.h> @@ -39,7 +38,7 @@ #ifdef CONFIG_SMP #define smp_mb() mb() #define smp_rmb() rmb() -#define smp_wmb() wmb() +#define smp_wmb() __asm__ __volatile__ ("eieio" : : : "memory") #define smp_read_barrier_depends() read_barrier_depends() #else #define smp_mb() barrier() @@ -74,6 +73,7 @@ extern void chrp_nvram_init(void); extern void read_rtc_time(void); extern void pmac_find_display(void); extern void giveup_fpu(struct task_struct *); +extern void disable_kernel_fp(void); extern void enable_kernel_fp(void); extern void flush_fp_to_thread(struct task_struct *); extern void enable_kernel_altivec(void); @@ -86,6 +86,14 @@ extern int fix_alignment(struct pt_regs *); extern void cvt_fd(float *from, double *to, struct thread_struct *thread); extern void cvt_df(double *from, float *to, struct thread_struct *thread); +#ifndef CONFIG_SMP +extern void discard_lazy_cpu_state(void); +#else +static inline void discard_lazy_cpu_state(void) +{ +} +#endif + #ifdef CONFIG_ALTIVEC extern void flush_altivec_to_thread(struct task_struct *); #else |