diff options
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/powerpc/include/asm/abs_addr.h | 21 | ||||
| -rw-r--r-- | arch/powerpc/include/asm/firmware.h | 9 | ||||
| -rw-r--r-- | arch/powerpc/include/asm/time.h | 15 | ||||
| -rw-r--r-- | arch/powerpc/kernel/irq.c | 14 | ||||
| -rw-r--r-- | arch/powerpc/kernel/isa-bridge.c | 3 | ||||
| -rw-r--r-- | arch/powerpc/kernel/lparcfg.c | 108 | ||||
| -rw-r--r-- | arch/powerpc/kernel/paca.c | 12 | ||||
| -rw-r--r-- | arch/powerpc/kernel/pci-common.c | 15 | ||||
| -rw-r--r-- | arch/powerpc/kernel/sysfs.c | 7 | ||||
| -rw-r--r-- | arch/powerpc/kernel/time.c | 108 | ||||
| -rw-r--r-- | arch/powerpc/lib/locks.c | 24 | ||||
| -rw-r--r-- | arch/powerpc/mm/hash_utils_64.c | 9 | ||||
| -rw-r--r-- | arch/powerpc/mm/slb.c | 6 | ||||
| -rw-r--r-- | arch/powerpc/mm/stab.c | 9 | ||||
| -rw-r--r-- | arch/powerpc/oprofile/common.c | 3 | ||||
| -rw-r--r-- | arch/powerpc/platforms/powernv/pci.c | 1 | ||||
| -rw-r--r-- | arch/powerpc/platforms/pseries/lpar.c | 1 | ||||
| -rw-r--r-- | arch/powerpc/xmon/xmon.c | 28 |
18 files changed, 26 insertions, 367 deletions
diff --git a/arch/powerpc/include/asm/abs_addr.h b/arch/powerpc/include/asm/abs_addr.h index 5ab0b71..9d92ba0 100644 --- a/arch/powerpc/include/asm/abs_addr.h +++ b/arch/powerpc/include/asm/abs_addr.h @@ -17,7 +17,6 @@ #include <asm/types.h> #include <asm/page.h> #include <asm/prom.h> -#include <asm/firmware.h> struct mschunks_map { unsigned long num_chunks; @@ -46,30 +45,12 @@ static inline unsigned long addr_to_chunk(unsigned long addr) static inline unsigned long phys_to_abs(unsigned long pa) { - unsigned long chunk; - - /* This is a no-op on non-iSeries */ - if (!firmware_has_feature(FW_FEATURE_ISERIES)) - return pa; - - chunk = addr_to_chunk(pa); - - if (chunk < mschunks_map.num_chunks) - chunk = mschunks_map.mapping[chunk]; - - return chunk_to_addr(chunk) + (pa & MSCHUNKS_OFFSET_MASK); + return pa; } /* Convenience macros */ #define virt_to_abs(va) phys_to_abs(__pa(va)) #define abs_to_virt(aa) __va(aa) -/* - * Converts Virtual Address to Real Address for - * Legacy iSeries Hypervisor calls - */ -#define iseries_hv_addr(virtaddr) \ - (0x8000000000000000UL | virt_to_abs(virtaddr)) - #endif /* __KERNEL__ */ #endif /* _ASM_POWERPC_ABS_ADDR_H */ diff --git a/arch/powerpc/include/asm/firmware.h b/arch/powerpc/include/asm/firmware.h index 14db29b..ad0b751 100644 --- a/arch/powerpc/include/asm/firmware.h +++ b/arch/powerpc/include/asm/firmware.h @@ -41,7 +41,6 @@ #define FW_FEATURE_XDABR ASM_CONST(0x0000000000040000) #define FW_FEATURE_MULTITCE ASM_CONST(0x0000000000080000) #define FW_FEATURE_SPLPAR ASM_CONST(0x0000000000100000) -#define FW_FEATURE_ISERIES ASM_CONST(0x0000000000200000) #define FW_FEATURE_LPAR ASM_CONST(0x0000000000400000) #define FW_FEATURE_PS3_LV1 ASM_CONST(0x0000000000800000) #define FW_FEATURE_BEAT ASM_CONST(0x0000000001000000) @@ -65,8 +64,6 @@ enum { FW_FEATURE_MULTITCE | FW_FEATURE_SPLPAR | FW_FEATURE_LPAR | FW_FEATURE_CMO | FW_FEATURE_VPHN | FW_FEATURE_XCMO, FW_FEATURE_PSERIES_ALWAYS = 0, - FW_FEATURE_ISERIES_POSSIBLE = FW_FEATURE_ISERIES | FW_FEATURE_LPAR, - FW_FEATURE_ISERIES_ALWAYS = FW_FEATURE_ISERIES | FW_FEATURE_LPAR, FW_FEATURE_POWERNV_POSSIBLE = FW_FEATURE_OPAL | FW_FEATURE_OPALv2, FW_FEATURE_POWERNV_ALWAYS = 0, FW_FEATURE_PS3_POSSIBLE = FW_FEATURE_LPAR | FW_FEATURE_PS3_LV1, @@ -79,9 +76,6 @@ enum { #ifdef CONFIG_PPC_PSERIES FW_FEATURE_PSERIES_POSSIBLE | #endif -#ifdef CONFIG_PPC_ISERIES - FW_FEATURE_ISERIES_POSSIBLE | -#endif #ifdef CONFIG_PPC_POWERNV FW_FEATURE_POWERNV_POSSIBLE | #endif @@ -99,9 +93,6 @@ enum { #ifdef CONFIG_PPC_PSERIES FW_FEATURE_PSERIES_ALWAYS & #endif -#ifdef CONFIG_PPC_ISERIES - FW_FEATURE_ISERIES_ALWAYS & -#endif #ifdef CONFIG_PPC_POWERNV FW_FEATURE_POWERNV_ALWAYS & #endif diff --git a/arch/powerpc/include/asm/time.h b/arch/powerpc/include/asm/time.h index 7eb10fb..2136f58 100644 --- a/arch/powerpc/include/asm/time.h +++ b/arch/powerpc/include/asm/time.h @@ -18,11 +18,6 @@ #include <linux/percpu.h> #include <asm/processor.h> -#ifdef CONFIG_PPC_ISERIES -#include <asm/paca.h> -#include <asm/firmware.h> -#include <asm/iseries/hv_call.h> -#endif /* time.c */ extern unsigned long tb_ticks_per_jiffy; @@ -167,15 +162,6 @@ static inline void set_dec(int val) #ifndef CONFIG_BOOKE --val; #endif -#ifdef CONFIG_PPC_ISERIES - if (firmware_has_feature(FW_FEATURE_ISERIES) && - get_lppaca()->shared_proc) { - get_lppaca()->virtual_decr = val; - if (get_dec() > val) - HvCall_setVirtualDecr(); - return; - } -#endif mtspr(SPRN_DEC, val); #endif /* not 40x or 8xx_CPU6 */ } @@ -217,7 +203,6 @@ DECLARE_PER_CPU(struct cpu_usage, cpu_usage_array); #endif extern void secondary_cpu_time_init(void); -extern void iSeries_time_init_early(void); DECLARE_PER_CPU(u64, decrementers_next_tb); diff --git a/arch/powerpc/kernel/irq.c b/arch/powerpc/kernel/irq.c index eb804e1..45b367c 100644 --- a/arch/powerpc/kernel/irq.c +++ b/arch/powerpc/kernel/irq.c @@ -211,11 +211,6 @@ notrace void arch_local_irq_restore(unsigned long en) * External interrupt events on non-iseries will have caused * interrupts to be hard-disabled, so there is no problem, we * cannot have preempted. - * - * That leaves us with EEs on iSeries or decrementer interrupts, - * which I decided to safely ignore. The preemption would have - * itself been the result of an interrupt, upon which return we - * will have checked for pending events on the old CPU. */ irq_happened = get_irq_happened(); if (!irq_happened) @@ -458,15 +453,6 @@ void do_IRQ(struct pt_regs *regs) irq_exit(); set_irq_regs(old_regs); -#ifdef CONFIG_PPC_ISERIES - if (firmware_has_feature(FW_FEATURE_ISERIES) && - get_lppaca()->int_dword.fields.decr_int) { - get_lppaca()->int_dword.fields.decr_int = 0; - /* Signal a fake decrementer interrupt */ - timer_interrupt(regs); - } -#endif - trace_irq_exit(regs); } diff --git a/arch/powerpc/kernel/isa-bridge.c b/arch/powerpc/kernel/isa-bridge.c index 4797529..d45ec58 100644 --- a/arch/powerpc/kernel/isa-bridge.c +++ b/arch/powerpc/kernel/isa-bridge.c @@ -29,7 +29,6 @@ #include <asm/pci-bridge.h> #include <asm/machdep.h> #include <asm/ppc-pci.h> -#include <asm/firmware.h> unsigned long isa_io_base; /* NULL if no ISA bus */ EXPORT_SYMBOL(isa_io_base); @@ -261,8 +260,6 @@ static struct notifier_block isa_bridge_notifier = { */ static int __init isa_bridge_init(void) { - if (firmware_has_feature(FW_FEATURE_ISERIES)) - return 0; bus_register_notifier(&pci_bus_type, &isa_bridge_notifier); return 0; } diff --git a/arch/powerpc/kernel/lparcfg.c b/arch/powerpc/kernel/lparcfg.c index 578f35f..ac12bd8 100644 --- a/arch/powerpc/kernel/lparcfg.c +++ b/arch/powerpc/kernel/lparcfg.c @@ -26,7 +26,6 @@ #include <linux/seq_file.h> #include <linux/slab.h> #include <asm/uaccess.h> -#include <asm/iseries/hv_lp_config.h> #include <asm/lppaca.h> #include <asm/hvcall.h> #include <asm/firmware.h> @@ -55,80 +54,14 @@ static unsigned long get_purr(void) int cpu; for_each_possible_cpu(cpu) { - if (firmware_has_feature(FW_FEATURE_ISERIES)) - sum_purr += lppaca_of(cpu).emulated_time_base; - else { - struct cpu_usage *cu; + struct cpu_usage *cu; - cu = &per_cpu(cpu_usage_array, cpu); - sum_purr += cu->current_tb; - } + cu = &per_cpu(cpu_usage_array, cpu); + sum_purr += cu->current_tb; } return sum_purr; } -#ifdef CONFIG_PPC_ISERIES - -/* - * Methods used to fetch LPAR data when running on an iSeries platform. - */ -static int iseries_lparcfg_data(struct seq_file *m, void *v) -{ - unsigned long pool_id; - int shared, entitled_capacity, max_entitled_capacity; - int processors, max_processors; - unsigned long purr = get_purr(); - - shared = (int)(local_paca->lppaca_ptr->shared_proc); - - seq_printf(m, "system_active_processors=%d\n", - (int)HvLpConfig_getSystemPhysicalProcessors()); - - seq_printf(m, "system_potential_processors=%d\n", - (int)HvLpConfig_getSystemPhysicalProcessors()); - - processors = (int)HvLpConfig_getPhysicalProcessors(); - seq_printf(m, "partition_active_processors=%d\n", processors); - - max_processors = (int)HvLpConfig_getMaxPhysicalProcessors(); - seq_printf(m, "partition_potential_processors=%d\n", max_processors); - - if (shared) { - entitled_capacity = HvLpConfig_getSharedProcUnits(); - max_entitled_capacity = HvLpConfig_getMaxSharedProcUnits(); - } else { - entitled_capacity = processors * 100; - max_entitled_capacity = max_processors * 100; - } - seq_printf(m, "partition_entitled_capacity=%d\n", entitled_capacity); - - seq_printf(m, "partition_max_entitled_capacity=%d\n", - max_entitled_capacity); - - if (shared) { - pool_id = HvLpConfig_getSharedPoolIndex(); - seq_printf(m, "pool=%d\n", (int)pool_id); - seq_printf(m, "pool_capacity=%d\n", - (int)(HvLpConfig_getNumProcsInSharedPool(pool_id) * - 100)); - seq_printf(m, "purr=%ld\n", purr); - } - - seq_printf(m, "shared_processor_mode=%d\n", shared); - - return 0; -} - -#else /* CONFIG_PPC_ISERIES */ - -static int iseries_lparcfg_data(struct seq_file *m, void *v) -{ - return 0; -} - -#endif /* CONFIG_PPC_ISERIES */ - -#ifdef CONFIG_PPC_PSERIES /* * Methods used to fetch LPAR data when running on a pSeries platform. */ @@ -648,8 +581,7 @@ static ssize_t lparcfg_write(struct file *file, const char __user * buf, u8 new_weight, *new_weight_ptr = &new_weight; ssize_t retval; - if (!firmware_has_feature(FW_FEATURE_SPLPAR) || - firmware_has_feature(FW_FEATURE_ISERIES)) + if (!firmware_has_feature(FW_FEATURE_SPLPAR)) return -EINVAL; if (count > kbuf_sz) @@ -709,21 +641,6 @@ static ssize_t lparcfg_write(struct file *file, const char __user * buf, return retval; } -#else /* CONFIG_PPC_PSERIES */ - -static int pseries_lparcfg_data(struct seq_file *m, void *v) -{ - return 0; -} - -static ssize_t lparcfg_write(struct file *file, const char __user * buf, - size_t count, loff_t * off) -{ - return -EINVAL; -} - -#endif /* CONFIG_PPC_PSERIES */ - static int lparcfg_data(struct seq_file *m, void *v) { struct device_node *rootdn; @@ -738,19 +655,11 @@ static int lparcfg_data(struct seq_file *m, void *v) rootdn = of_find_node_by_path("/"); if (rootdn) { tmp = of_get_property(rootdn, "model", NULL); - if (tmp) { + if (tmp) model = tmp; - /* Skip "IBM," - see platforms/iseries/dt.c */ - if (firmware_has_feature(FW_FEATURE_ISERIES)) - model += 4; - } tmp = of_get_property(rootdn, "system-id", NULL); - if (tmp) { + if (tmp) system_id = tmp; - /* Skip "IBM," - see platforms/iseries/dt.c */ - if (firmware_has_feature(FW_FEATURE_ISERIES)) - system_id += 4; - } lp_index_ptr = of_get_property(rootdn, "ibm,partition-no", NULL); if (lp_index_ptr) @@ -761,8 +670,6 @@ static int lparcfg_data(struct seq_file *m, void *v) seq_printf(m, "system_type=%s\n", model); seq_printf(m, "partition_id=%d\n", (int)lp_index); - if (firmware_has_feature(FW_FEATURE_ISERIES)) - return iseries_lparcfg_data(m, v); return pseries_lparcfg_data(m, v); } @@ -786,8 +693,7 @@ static int __init lparcfg_init(void) umode_t mode = S_IRUSR | S_IRGRP | S_IROTH; /* Allow writing if we have FW_FEATURE_SPLPAR */ - if (firmware_has_feature(FW_FEATURE_SPLPAR) && - !firmware_has_feature(FW_FEATURE_ISERIES)) + if (firmware_has_feature(FW_FEATURE_SPLPAR)) mode |= S_IWUSR; ent = proc_create("powerpc/lparcfg", mode, NULL, &lparcfg_fops); diff --git a/arch/powerpc/kernel/paca.c b/arch/powerpc/kernel/paca.c index 41456ff..0bb1f98 100644 --- a/arch/powerpc/kernel/paca.c +++ b/arch/powerpc/kernel/paca.c @@ -11,13 +11,10 @@ #include <linux/export.h> #include <linux/memblock.h> -#include <asm/firmware.h> #include <asm/lppaca.h> #include <asm/paca.h> #include <asm/sections.h> #include <asm/pgtable.h> -#include <asm/iseries/lpar_map.h> -#include <asm/iseries/hv_types.h> #include <asm/kexec.h> /* This symbol is provided by the linker - let it fill in the paca @@ -30,8 +27,8 @@ extern unsigned long __toc_start; * The structure which the hypervisor knows about - this structure * should not cross a page boundary. The vpa_init/register_vpa call * is now known to fail if the lppaca structure crosses a page - * boundary. The lppaca is also used on legacy iSeries and POWER5 - * pSeries boxes. The lppaca is 640 bytes long, and cannot readily + * boundary. The lppaca is also used on POWER5 pSeries boxes. + * The lppaca is 640 bytes long, and cannot readily * change since the hypervisor knows its layout, so a 1kB alignment * will suffice to ensure that it doesn't cross a page boundary. */ @@ -183,12 +180,9 @@ void __init allocate_pacas(void) /* * We can't take SLB misses on the paca, and we want to access them * in real mode, so allocate them within the RMA and also within - * the first segment. On iSeries they must be within the area mapped - * by the HV, which is HvPagesToMap * HVPAGESIZE bytes. + * the first segment. */ limit = min(0x10000000ULL, ppc64_rma_size); - if (firmware_has_feature(FW_FEATURE_ISERIES)) - limit = min(limit, HvPagesToMap * HVPAGESIZE); paca_size = PAGE_ALIGN(sizeof(struct paca_struct) * nr_cpu_ids); diff --git a/arch/powerpc/kernel/pci-common.c b/arch/powerpc/kernel/pci-common.c index cce98d7..d0373bc 100644 --- a/arch/powerpc/kernel/pci-common.c +++ b/arch/powerpc/kernel/pci-common.c @@ -38,7 +38,6 @@ #include <asm/byteorder.h> #include <asm/machdep.h> #include <asm/ppc-pci.h> -#include <asm/firmware.h> #include <asm/eeh.h> static DEFINE_SPINLOCK(hose_spinlock); @@ -219,20 +218,6 @@ static int pci_read_irq_line(struct pci_dev *pci_dev) struct of_irq oirq; unsigned int virq; - /* The current device-tree that iSeries generates from the HV - * PCI informations doesn't contain proper interrupt routing, - * and all the fallback would do is print out crap, so we - * don't attempt to resolve the interrupts here at all, some - * iSeries specific fixup does it. - * - * In the long run, we will hopefully fix the generated device-tree - * instead. - */ -#ifdef CONFIG_PPC_ISERIES - if (firmware_has_feature(FW_FEATURE_ISERIES)) - return -1; -#endif - pr_debug("PCI: Try to map irq for %s...\n", pci_name(pci_dev)); #ifdef DEBUG diff --git a/arch/powerpc/kernel/sysfs.c b/arch/powerpc/kernel/sysfs.c index 883e74c..0c683d3 100644 --- a/arch/powerpc/kernel/sysfs.c +++ b/arch/powerpc/kernel/sysfs.c @@ -12,7 +12,6 @@ #include <asm/current.h> #include <asm/processor.h> #include <asm/cputable.h> -#include <asm/firmware.h> #include <asm/hvcall.h> #include <asm/prom.h> #include <asm/machdep.h> @@ -341,8 +340,7 @@ static void __cpuinit register_cpu_online(unsigned int cpu) int i, nattrs; #ifdef CONFIG_PPC64 - if (!firmware_has_feature(FW_FEATURE_ISERIES) && - cpu_has_feature(CPU_FTR_SMT)) + if (cpu_has_feature(CPU_FTR_SMT)) device_create_file(s, &dev_attr_smt_snooze_delay); #endif @@ -414,8 +412,7 @@ static void unregister_cpu_online(unsigned int cpu) BUG_ON(!c->hotpluggable); #ifdef CONFIG_PPC64 - if (!firmware_has_feature(FW_FEATURE_ISERIES) && - cpu_has_feature(CPU_FTR_SMT)) + if (cpu_has_feature(CPU_FTR_SMT)) device_remove_file(s, &dev_attr_smt_snooze_delay); #endif diff --git a/arch/powerpc/kernel/time.c b/arch/powerpc/kernel/time.c index f81c81b..2c42cd7 100644 --- a/arch/powerpc/kernel/time.c +++ b/arch/powerpc/kernel/time.c @@ -17,8 +17,7 @@ * * TODO (not necessarily in this file): * - improve precision and reproducibility of timebase frequency - * measurement at boot time. (for iSeries, we calibrate the timebase - * against the Titan chip's clock.) + * measurement at boot time. * - for astronomical applications: add a new function to get * non ambiguous timestamps even around leap seconds. This needs * a new timestamp format and a good name. @@ -70,10 +69,6 @@ #include <asm/vdso_datapage.h> #include <asm/firmware.h> #include <asm/cputime.h> -#ifdef CONFIG_PPC_ISERIES -#include <asm/iseries/it_lp_queue.h> -#include <asm/iseries/hv_call_xm.h> -#endif /* powerpc clocksource/clockevent code */ @@ -117,14 +112,6 @@ static struct clock_event_device decrementer_clockevent = { DEFINE_PER_CPU(u64, decrementers_next_tb); static DEFINE_PER_CPU(struct clock_event_device, decrementers); -#ifdef CONFIG_PPC_ISERIES -static unsigned long __initdata iSeries_recal_titan; -static signed long __initdata iSeries_recal_tb; - -/* Forward declaration is only needed for iSereis compiles */ -static void __init clocksource_init(void); -#endif - #define XSEC_PER_SEC (1024*1024) #ifdef CONFIG_PPC64 @@ -423,74 +410,6 @@ unsigned long profile_pc(struct pt_regs *regs) EXPORT_SYMBOL(profile_pc); #endif -#ifdef CONFIG_PPC_ISERIES - -/* - * This function recalibrates the timebase based on the 49-bit time-of-day - * value in the Titan chip. The Titan is much more accurate than the value - * returned by the service processor for the timebase frequency. - */ - -static int __init iSeries_tb_recal(void) -{ - unsigned long titan, tb; - - /* Make sure we only run on iSeries */ - if (!firmware_has_feature(FW_FEATURE_ISERIES)) - return -ENODEV; - - tb = get_tb(); - titan = HvCallXm_loadTod(); - if ( iSeries_recal_titan ) { - unsigned long tb_ticks = tb - iSeries_recal_tb; - unsigned long titan_usec = (titan - iSeries_recal_titan) >> 12; - unsigned long new_tb_ticks_per_sec = (tb_ticks * USEC_PER_SEC)/titan_usec; - unsigned long new_tb_ticks_per_jiffy = - DIV_ROUND_CLOSEST(new_tb_ticks_per_sec, HZ); - long tick_diff = new_tb_ticks_per_jiffy - tb_ticks_per_jiffy; - char sign = '+'; - /* make sure tb_ticks_per_sec and tb_ticks_per_jiffy are consistent */ - new_tb_ticks_per_sec = new_tb_ticks_per_jiffy * HZ; - - if ( tick_diff < 0 ) { - tick_diff = -tick_diff; - sign = '-'; - } - if ( tick_diff ) { - if ( tick_diff < tb_ticks_per_jiffy/25 ) { - printk( "Titan recalibrate: new tb_ticks_per_jiffy = %lu (%c%ld)\n", - new_tb_ticks_per_jiffy, sign, tick_diff ); - tb_ticks_per_jiffy = new_tb_ticks_per_jiffy; - tb_ticks_per_sec = new_tb_ticks_per_sec; - calc_cputime_factors(); - vdso_data->tb_ticks_per_sec = tb_ticks_per_sec; - setup_cputime_one_jiffy(); - } - else { - printk( "Titan recalibrate: FAILED (difference > 4 percent)\n" - " new tb_ticks_per_jiffy = %lu\n" - " old tb_ticks_per_jiffy = %lu\n", - new_tb_ticks_per_jiffy, tb_ticks_per_jiffy ); - } - } - } - iSeries_recal_titan = titan; - iSeries_recal_tb = tb; - - /* Called here as now we know accurate values for the timebase */ - clocksource_init(); - return 0; -} -late_initcall(iSeries_tb_recal); - -/* Called from platform early init */ -void __init iSeries_time_init_early(void) -{ - iSeries_recal_tb = get_tb(); - iSeries_recal_titan = HvCallXm_loadTod(); -} -#endif /* CONFIG_PPC_ISERIES */ - #ifdef CONFIG_IRQ_WORK /* @@ -547,16 +466,6 @@ void arch_irq_work_raise(void) #endif /* CONFIG_IRQ_WORK */ /* - * For iSeries shared processors, we have to let the hypervisor - * set the hardware decrementer. We set a virtual decrementer - * in the lppaca and call the hypervisor if the virtual - * decrementer is less than the current value in the hardware - * decrementer. (almost always the new decrementer value will - * be greater than the current hardware decementer so the hypervisor - * call will not be needed) - */ - -/* * timer_interrupt - gets called when the decrementer overflows, * with interrupts disabled. */ @@ -599,20 +508,10 @@ void timer_interrupt(struct pt_regs * regs) irq_work_run(); } -#ifdef CONFIG_PPC_ISERIES - if (firmware_has_feature(FW_FEATURE_ISERIES)) - get_lppaca()->int_dword.fields.decr_int = 0; -#endif - *next_tb = ~(u64)0; if (evt->event_handler) evt->event_handler(evt); -#ifdef CONFIG_PPC_ISERIES - if (firmware_has_feature(FW_FEATURE_ISERIES) && hvlpevent_is_pending()) - process_hvlpevents(); -#endif - #ifdef CONFIG_PPC64 /* collect purr register values often, for accurate calculations */ if (firmware_has_feature(FW_FEATURE_SPLPAR)) { @@ -984,9 +883,8 @@ void __init time_init(void) */ start_cpu_decrementer(); - /* Register the clocksource, if we're not running on iSeries */ - if (!firmware_has_feature(FW_FEATURE_ISERIES)) - clocksource_init(); + /* Register the clocksource */ + clocksource_init(); init_decrementer_clockevent(); } diff --git a/arch/powerpc/lib/locks.c b/arch/powerpc/lib/locks.c index a6ebba5..bb7cfec 100644 --- a/arch/powerpc/lib/locks.c +++ b/arch/powerpc/lib/locks.c @@ -19,11 +19,9 @@ #include <linux/smp.h> /* waiting for a spinlock... */ -#if defined(CONFIG_PPC_SPLPAR) || defined(CONFIG_PPC_ISERIES) +#if defined(CONFIG_PPC_SPLPAR) #include <asm/hvcall.h> -#include <asm/iseries/hv_call.h> #include <asm/smp.h> -#include <asm/firmware.h> void __spin_yield(arch_spinlock_t *lock) { @@ -40,14 +38,8 @@ void __spin_yield(arch_spinlock_t *lock) rmb(); if (lock->slock != lock_value) return; /* something has changed */ - if (firmware_has_feature(FW_FEATURE_ISERIES)) - HvCall2(HvCallBaseYieldProcessor, HvCall_YieldToProc, - ((u64)holder_cpu << 32) | yield_count); -#ifdef CONFIG_PPC_SPLPAR - else - plpar_hcall_norets(H_CONFER, - get_hard_smp_processor_id(holder_cpu), yield_count); -#endif + plpar_hcall_norets(H_CONFER, + get_hard_smp_processor_id(holder_cpu), yield_count); } /* @@ -71,14 +63,8 @@ void __rw_yield(arch_rwlock_t *rw) rmb(); if (rw->lock != lock_value) return; /* something has changed */ - if (firmware_has_feature(FW_FEATURE_ISERIES)) - HvCall2(HvCallBaseYieldProcessor, HvCall_YieldToProc, - ((u64)holder_cpu << 32) | yield_count); -#ifdef CONFIG_PPC_SPLPAR - else - plpar_hcall_norets(H_CONFER, - get_hard_smp_processor_id(holder_cpu), yield_count); -#endif + plpar_hcall_norets(H_CONFER, + get_hard_smp_processor_id(holder_cpu), yield_count); } #endif diff --git a/arch/powerpc/mm/hash_utils_64.c b/arch/powerpc/mm/hash_utils_64.c index b534bba..3e8c37a 100644 --- a/arch/powerpc/mm/hash_utils_64.c +++ b/arch/powerpc/mm/hash_utils_64.c @@ -56,6 +56,7 @@ #include <asm/udbg.h> #include <asm/code-patching.h> #include <asm/fadump.h> +#include <asm/firmware.h> #ifdef DEBUG #define DBG(fmt...) udbg_printf(fmt) @@ -756,12 +757,9 @@ void __init early_init_mmu(void) */ htab_initialize(); - /* Initialize stab / SLB management except on iSeries - */ + /* Initialize stab / SLB management */ if (mmu_has_feature(MMU_FTR_SLB)) slb_initialize(); - else if (!firmware_has_feature(FW_FEATURE_ISERIES)) - stab_initialize(get_paca()->stab_real); } #ifdef CONFIG_SMP @@ -772,8 +770,7 @@ void __cpuinit early_init_mmu_secondary(void) mtspr(SPRN_SDR1, _SDR1); /* Initialize STAB/SLB. We use a virtual address as it works - * in real mode on pSeries and we want a virtual address on - * iSeries anyway + * in real mode on pSeries. */ if (mmu_has_feature(MMU_FTR_SLB)) slb_initialize(); diff --git a/arch/powerpc/mm/slb.c b/arch/powerpc/mm/slb.c index e22276c..a538c80 100644 --- a/arch/powerpc/mm/slb.c +++ b/arch/powerpc/mm/slb.c @@ -21,7 +21,6 @@ #include <asm/cputable.h> #include <asm/cacheflush.h> #include <asm/smp.h> -#include <asm/firmware.h> #include <linux/compiler.h> #include <asm/udbg.h> #include <asm/code-patching.h> @@ -307,11 +306,6 @@ void slb_initialize(void) get_paca()->stab_rr = SLB_NUM_BOLTED; - /* On iSeries the bolted entries have already been set up by - * the hypervisor from the lparMap data in head.S */ - if (firmware_has_feature(FW_FEATURE_ISERIES)) - return; - lflags = SLB_VSID_KERNEL | linear_llp; vflags = SLB_VSID_KERNEL | vmalloc_llp; diff --git a/arch/powerpc/mm/stab.c b/arch/powerpc/mm/stab.c index 41e3164..9106ebb 100644 --- a/arch/powerpc/mm/stab.c +++ b/arch/powerpc/mm/stab.c @@ -21,8 +21,6 @@ #include <asm/cputable.h> #include <asm/prom.h> #include <asm/abs_addr.h> -#include <asm/firmware.h> -#include <asm/iseries/hv_call.h> struct stab_entry { unsigned long esid_data; @@ -285,12 +283,5 @@ void stab_initialize(unsigned long stab) /* Set ASR */ stabreal = get_paca()->stab_real | 0x1ul; -#ifdef CONFIG_PPC_ISERIES - if (firmware_has_feature(FW_FEATURE_ISERIES)) { - HvCall1(HvCallBaseSetASR, stabreal); - return; - } -#endif /* CONFIG_PPC_ISERIES */ - mtspr(SPRN_ASR, stabreal); } diff --git a/arch/powerpc/oprofile/common.c b/arch/powerpc/oprofile/common.c index d65e68f..6f01624 100644 --- a/arch/powerpc/oprofile/common.c +++ b/arch/powerpc/oprofile/common.c @@ -195,9 +195,6 @@ int __init oprofile_arch_init(struct oprofile_operations *ops) if (!cur_cpu_spec->oprofile_cpu_type) return -ENODEV; - if (firmware_has_feature(FW_FEATURE_ISERIES)) - return -ENODEV; - switch (cur_cpu_spec->oprofile_type) { #ifdef CONFIG_PPC_BOOK3S_64 #ifdef CONFIG_OPROFILE_CELL diff --git a/arch/powerpc/platforms/powernv/pci.c b/arch/powerpc/platforms/powernv/pci.c index f92b9ef..214478d 100644 --- a/arch/powerpc/platforms/powernv/pci.c +++ b/arch/powerpc/platforms/powernv/pci.c @@ -31,6 +31,7 @@ #include <asm/iommu.h> #include <asm/tce.h> #include <asm/abs_addr.h> +#include <asm/firmware.h> #include "powernv.h" #include "pci.h" diff --git a/arch/powerpc/platforms/pseries/lpar.c b/arch/powerpc/platforms/pseries/lpar.c index 7bc73af..5f3ef87 100644 --- a/arch/powerpc/platforms/pseries/lpar.c +++ b/arch/powerpc/platforms/pseries/lpar.c @@ -41,6 +41,7 @@ #include <asm/udbg.h> #include <asm/smp.h> #include <asm/trace.h> +#include <asm/firmware.h> #include "plpar_wrappers.h" #include "pseries.h" diff --git a/arch/powerpc/xmon/xmon.c b/arch/powerpc/xmon/xmon.c index 974a47b..68a9cbba 100644 --- a/arch/powerpc/xmon/xmon.c +++ b/arch/powerpc/xmon/xmon.c @@ -39,7 +39,6 @@ #include <asm/irq_regs.h> #include <asm/spu.h> #include <asm/spu_priv1.h> -#include <asm/firmware.h> #include <asm/setjmp.h> #include <asm/reg.h> @@ -1635,25 +1634,6 @@ static void super_regs(void) mfspr(SPRN_DEC), mfspr(SPRN_SPRG2)); printf("sp = "REG" sprg3= "REG"\n", sp, mfspr(SPRN_SPRG3)); printf("toc = "REG" dar = "REG"\n", toc, mfspr(SPRN_DAR)); -#ifdef CONFIG_PPC_ISERIES - if (firmware_has_feature(FW_FEATURE_ISERIES)) { - struct paca_struct *ptrPaca; - struct lppaca *ptrLpPaca; - - /* Dump out relevant Paca data areas. */ - printf("Paca: \n"); - ptrPaca = local_paca; - - printf(" Local Processor Control Area (LpPaca): \n"); - ptrLpPaca = ptrPaca->lppaca_ptr; - printf(" Saved Srr0=%.16lx Saved Srr1=%.16lx \n", - ptrLpPaca->saved_srr0, ptrLpPaca->saved_srr1); - printf(" Saved Gpr3=%.16lx Saved Gpr4=%.16lx \n", - ptrLpPaca->saved_gpr3, ptrLpPaca->saved_gpr4); - printf(" Saved Gpr5=%.16lx \n", - ptrLpPaca->gpr5_dword.saved_gpr5); - } -#endif return; } @@ -2856,10 +2836,6 @@ static void dump_tlb_book3e(void) static void xmon_init(int enable) { -#ifdef CONFIG_PPC_ISERIES - if (firmware_has_feature(FW_FEATURE_ISERIES)) - return; -#endif if (enable) { __debugger = xmon; __debugger_ipi = xmon_ipi; @@ -2896,10 +2872,6 @@ static struct sysrq_key_op sysrq_xmon_op = { static int __init setup_xmon_sysrq(void) { -#ifdef CONFIG_PPC_ISERIES - if (firmware_has_feature(FW_FEATURE_ISERIES)) - return 0; -#endif register_sysrq_key('x', &sysrq_xmon_op); return 0; } |
