diff options
Diffstat (limited to 'arch/powerpc')
| -rw-r--r-- | arch/powerpc/Kconfig | 2 | ||||
| -rw-r--r-- | arch/powerpc/include/asm/mpc52xx_psc.h | 49 | ||||
| -rw-r--r-- | arch/powerpc/include/asm/mutex.h | 10 | ||||
| -rw-r--r-- | arch/powerpc/include/asm/pgtable.h | 3 | ||||
| -rw-r--r-- | arch/powerpc/kvm/book3s_hv.c | 2 | ||||
| -rw-r--r-- | arch/powerpc/mm/tlb_hash64.c | 4 | ||||
| -rw-r--r-- | arch/powerpc/perf/power7-pmu.c | 73 | ||||
| -rw-r--r-- | arch/powerpc/platforms/cell/spufs/inode.c | 2 |
8 files changed, 131 insertions, 14 deletions
diff --git a/arch/powerpc/Kconfig b/arch/powerpc/Kconfig index c33e3ad2c8fd..508e3fe934d2 100644 --- a/arch/powerpc/Kconfig +++ b/arch/powerpc/Kconfig @@ -341,7 +341,7 @@ config SWIOTLB config HOTPLUG_CPU bool "Support for enabling/disabling CPUs" - depends on SMP && HOTPLUG && (PPC_PSERIES || \ + depends on SMP && (PPC_PSERIES || \ PPC_PMAC || PPC_POWERNV || (PPC_85xx && !PPC_E500MC)) ---help--- Say Y here to be able to disable and re-enable individual diff --git a/arch/powerpc/include/asm/mpc52xx_psc.h b/arch/powerpc/include/asm/mpc52xx_psc.h index 2966df604221..d0ece257d310 100644 --- a/arch/powerpc/include/asm/mpc52xx_psc.h +++ b/arch/powerpc/include/asm/mpc52xx_psc.h @@ -299,4 +299,53 @@ struct mpc512x_psc_fifo { #define rxdata_32 rxdata.rxdata_32 }; +struct mpc5125_psc { + u8 mr1; /* PSC + 0x00 */ + u8 reserved0[3]; + u8 mr2; /* PSC + 0x04 */ + u8 reserved1[3]; + struct { + u16 status; /* PSC + 0x08 */ + u8 reserved2[2]; + u8 clock_select; /* PSC + 0x0c */ + u8 reserved3[3]; + } sr_csr; + u8 command; /* PSC + 0x10 */ + u8 reserved4[3]; + union { /* PSC + 0x14 */ + u8 buffer_8; + u16 buffer_16; + u32 buffer_32; + } buffer; + struct { + u8 ipcr; /* PSC + 0x18 */ + u8 reserved5[3]; + u8 acr; /* PSC + 0x1c */ + u8 reserved6[3]; + } ipcr_acr; + struct { + u16 isr; /* PSC + 0x20 */ + u8 reserved7[2]; + u16 imr; /* PSC + 0x24 */ + u8 reserved8[2]; + } isr_imr; + u8 ctur; /* PSC + 0x28 */ + u8 reserved9[3]; + u8 ctlr; /* PSC + 0x2c */ + u8 reserved10[3]; + u32 ccr; /* PSC + 0x30 */ + u32 ac97slots; /* PSC + 0x34 */ + u32 ac97cmd; /* PSC + 0x38 */ + u32 ac97data; /* PSC + 0x3c */ + u8 reserved11[4]; + u8 ip; /* PSC + 0x44 */ + u8 reserved12[3]; + u8 op1; /* PSC + 0x48 */ + u8 reserved13[3]; + u8 op0; /* PSC + 0x4c */ + u8 reserved14[3]; + u32 sicr; /* PSC + 0x50 */ + u8 reserved15[4]; /* make eq. sizeof(mpc52xx_psc) */ +}; + #endif /* __ASM_MPC52xx_PSC_H__ */ diff --git a/arch/powerpc/include/asm/mutex.h b/arch/powerpc/include/asm/mutex.h index 5399f7e18102..127ab23e1f6c 100644 --- a/arch/powerpc/include/asm/mutex.h +++ b/arch/powerpc/include/asm/mutex.h @@ -82,17 +82,15 @@ __mutex_fastpath_lock(atomic_t *count, void (*fail_fn)(atomic_t *)) * __mutex_fastpath_lock_retval - try to take the lock by moving the count * from 1 to a 0 value * @count: pointer of type atomic_t - * @fail_fn: function to call if the original value was not 1 * - * Change the count from 1 to a value lower than 1, and call <fail_fn> if - * it wasn't 1 originally. This function returns 0 if the fastpath succeeds, - * or anything the slow path function returns. + * Change the count from 1 to a value lower than 1. This function returns 0 + * if the fastpath succeeds, or -1 otherwise. */ static inline int -__mutex_fastpath_lock_retval(atomic_t *count, int (*fail_fn)(atomic_t *)) +__mutex_fastpath_lock_retval(atomic_t *count) { if (unlikely(__mutex_dec_return_lock(count) < 0)) - return fail_fn(count); + return -1; return 0; } diff --git a/arch/powerpc/include/asm/pgtable.h b/arch/powerpc/include/asm/pgtable.h index 7aeb9555f6ea..b6293d26bd39 100644 --- a/arch/powerpc/include/asm/pgtable.h +++ b/arch/powerpc/include/asm/pgtable.h @@ -198,9 +198,6 @@ extern void paging_init(void); */ #define kern_addr_valid(addr) (1) -#define io_remap_pfn_range(vma, vaddr, pfn, size, prot) \ - remap_pfn_range(vma, vaddr, pfn, size, prot) - #include <asm-generic/pgtable.h> diff --git a/arch/powerpc/kvm/book3s_hv.c b/arch/powerpc/kvm/book3s_hv.c index 550f5928b394..2efa9dde741a 100644 --- a/arch/powerpc/kvm/book3s_hv.c +++ b/arch/powerpc/kvm/book3s_hv.c @@ -1864,7 +1864,7 @@ static int kvmppc_hv_setup_htab_rma(struct kvm_vcpu *vcpu) up_out: up_read(¤t->mm->mmap_sem); - goto out; + goto out_srcu; } int kvmppc_core_init_vm(struct kvm *kvm) diff --git a/arch/powerpc/mm/tlb_hash64.c b/arch/powerpc/mm/tlb_hash64.c index 023ec8a13f38..7df1c5edda87 100644 --- a/arch/powerpc/mm/tlb_hash64.c +++ b/arch/powerpc/mm/tlb_hash64.c @@ -183,8 +183,8 @@ void tlb_flush(struct mmu_gather *tlb) * since 64K pages may overlap with other bridges when using 64K pages * with 4K HW pages on IO space. * - * Because of that usage pattern, it's only available with CONFIG_HOTPLUG - * and is implemented for small size rather than speed. + * Because of that usage pattern, it is implemented for small size rather + * than speed. */ void __flush_hash_table_range(struct mm_struct *mm, unsigned long start, unsigned long end) diff --git a/arch/powerpc/perf/power7-pmu.c b/arch/powerpc/perf/power7-pmu.c index 3c475d6267c7..13c3f0e547a2 100644 --- a/arch/powerpc/perf/power7-pmu.c +++ b/arch/powerpc/perf/power7-pmu.c @@ -62,6 +62,29 @@ #define PME_PM_BRU_FIN 0x10068 #define PME_PM_BRU_MPRED 0x400f6 +#define PME_PM_CMPLU_STALL_FXU 0x20014 +#define PME_PM_CMPLU_STALL_DIV 0x40014 +#define PME_PM_CMPLU_STALL_SCALAR 0x40012 +#define PME_PM_CMPLU_STALL_SCALAR_LONG 0x20018 +#define PME_PM_CMPLU_STALL_VECTOR 0x2001c +#define PME_PM_CMPLU_STALL_VECTOR_LONG 0x4004a +#define PME_PM_CMPLU_STALL_LSU 0x20012 +#define PME_PM_CMPLU_STALL_REJECT 0x40016 +#define PME_PM_CMPLU_STALL_ERAT_MISS 0x40018 +#define PME_PM_CMPLU_STALL_DCACHE_MISS 0x20016 +#define PME_PM_CMPLU_STALL_STORE 0x2004a +#define PME_PM_CMPLU_STALL_THRD 0x1001c +#define PME_PM_CMPLU_STALL_IFU 0x4004c +#define PME_PM_CMPLU_STALL_BRU 0x4004e +#define PME_PM_GCT_NOSLOT_IC_MISS 0x2001a +#define PME_PM_GCT_NOSLOT_BR_MPRED 0x4001a +#define PME_PM_GCT_NOSLOT_BR_MPRED_IC_MISS 0x4001c +#define PME_PM_GRP_CMPL 0x30004 +#define PME_PM_1PLUS_PPC_CMPL 0x100f2 +#define PME_PM_CMPLU_STALL_DFU 0x2003c +#define PME_PM_RUN_CYC 0x200f4 +#define PME_PM_RUN_INST_CMPL 0x400fa + /* * Layout of constraint bits: * 6666555555555544444444443333333333222222222211111111110000000000 @@ -393,6 +416,31 @@ POWER_EVENT_ATTR(LD_MISS_L1, LD_MISS_L1); POWER_EVENT_ATTR(BRU_FIN, BRU_FIN) POWER_EVENT_ATTR(BRU_MPRED, BRU_MPRED); +POWER_EVENT_ATTR(CMPLU_STALL_FXU, CMPLU_STALL_FXU); +POWER_EVENT_ATTR(CMPLU_STALL_DIV, CMPLU_STALL_DIV); +POWER_EVENT_ATTR(CMPLU_STALL_SCALAR, CMPLU_STALL_SCALAR); +POWER_EVENT_ATTR(CMPLU_STALL_SCALAR_LONG, CMPLU_STALL_SCALAR_LONG); +POWER_EVENT_ATTR(CMPLU_STALL_VECTOR, CMPLU_STALL_VECTOR); +POWER_EVENT_ATTR(CMPLU_STALL_VECTOR_LONG, CMPLU_STALL_VECTOR_LONG); +POWER_EVENT_ATTR(CMPLU_STALL_LSU, CMPLU_STALL_LSU); +POWER_EVENT_ATTR(CMPLU_STALL_REJECT, CMPLU_STALL_REJECT); + +POWER_EVENT_ATTR(CMPLU_STALL_ERAT_MISS, CMPLU_STALL_ERAT_MISS); +POWER_EVENT_ATTR(CMPLU_STALL_DCACHE_MISS, CMPLU_STALL_DCACHE_MISS); +POWER_EVENT_ATTR(CMPLU_STALL_STORE, CMPLU_STALL_STORE); +POWER_EVENT_ATTR(CMPLU_STALL_THRD, CMPLU_STALL_THRD); +POWER_EVENT_ATTR(CMPLU_STALL_IFU, CMPLU_STALL_IFU); +POWER_EVENT_ATTR(CMPLU_STALL_BRU, CMPLU_STALL_BRU); +POWER_EVENT_ATTR(GCT_NOSLOT_IC_MISS, GCT_NOSLOT_IC_MISS); + +POWER_EVENT_ATTR(GCT_NOSLOT_BR_MPRED, GCT_NOSLOT_BR_MPRED); +POWER_EVENT_ATTR(GCT_NOSLOT_BR_MPRED_IC_MISS, GCT_NOSLOT_BR_MPRED_IC_MISS); +POWER_EVENT_ATTR(GRP_CMPL, GRP_CMPL); +POWER_EVENT_ATTR(1PLUS_PPC_CMPL, 1PLUS_PPC_CMPL); +POWER_EVENT_ATTR(CMPLU_STALL_DFU, CMPLU_STALL_DFU); +POWER_EVENT_ATTR(RUN_CYC, RUN_CYC); +POWER_EVENT_ATTR(RUN_INST_CMPL, RUN_INST_CMPL); + static struct attribute *power7_events_attr[] = { GENERIC_EVENT_PTR(CYC), GENERIC_EVENT_PTR(GCT_NOSLOT_CYC), @@ -411,6 +459,31 @@ static struct attribute *power7_events_attr[] = { POWER_EVENT_PTR(LD_MISS_L1), POWER_EVENT_PTR(BRU_FIN), POWER_EVENT_PTR(BRU_MPRED), + + POWER_EVENT_PTR(CMPLU_STALL_FXU), + POWER_EVENT_PTR(CMPLU_STALL_DIV), + POWER_EVENT_PTR(CMPLU_STALL_SCALAR), + POWER_EVENT_PTR(CMPLU_STALL_SCALAR_LONG), + POWER_EVENT_PTR(CMPLU_STALL_VECTOR), + POWER_EVENT_PTR(CMPLU_STALL_VECTOR_LONG), + POWER_EVENT_PTR(CMPLU_STALL_LSU), + POWER_EVENT_PTR(CMPLU_STALL_REJECT), + + POWER_EVENT_PTR(CMPLU_STALL_ERAT_MISS), + POWER_EVENT_PTR(CMPLU_STALL_DCACHE_MISS), + POWER_EVENT_PTR(CMPLU_STALL_STORE), + POWER_EVENT_PTR(CMPLU_STALL_THRD), + POWER_EVENT_PTR(CMPLU_STALL_IFU), + POWER_EVENT_PTR(CMPLU_STALL_BRU), + POWER_EVENT_PTR(GCT_NOSLOT_IC_MISS), + POWER_EVENT_PTR(GCT_NOSLOT_BR_MPRED), + + POWER_EVENT_PTR(GCT_NOSLOT_BR_MPRED_IC_MISS), + POWER_EVENT_PTR(GRP_CMPL), + POWER_EVENT_PTR(1PLUS_PPC_CMPL), + POWER_EVENT_PTR(CMPLU_STALL_DFU), + POWER_EVENT_PTR(RUN_CYC), + POWER_EVENT_PTR(RUN_INST_CMPL), NULL }; diff --git a/arch/powerpc/platforms/cell/spufs/inode.c b/arch/powerpc/platforms/cell/spufs/inode.c index 35f77a42bedf..f3900427ffab 100644 --- a/arch/powerpc/platforms/cell/spufs/inode.c +++ b/arch/powerpc/platforms/cell/spufs/inode.c @@ -238,7 +238,7 @@ const struct file_operations spufs_context_fops = { .release = spufs_dir_close, .llseek = dcache_dir_lseek, .read = generic_read_dir, - .readdir = dcache_readdir, + .iterate = dcache_readdir, .fsync = noop_fsync, }; EXPORT_SYMBOL_GPL(spufs_context_fops); |