diff options
Diffstat (limited to 'arch/x86/platform/uv/uv_time.c')
| -rw-r--r-- | arch/x86/platform/uv/uv_time.c | 22 |
1 files changed, 13 insertions, 9 deletions
diff --git a/arch/x86/platform/uv/uv_time.c b/arch/x86/platform/uv/uv_time.c index 9daf5d1af9f..9f29a01ee1b 100644 --- a/arch/x86/platform/uv/uv_time.c +++ b/arch/x86/platform/uv/uv_time.c @@ -40,7 +40,6 @@ static struct clocksource clocksource_uv = { .rating = 400, .read = uv_read_rtc, .mask = (cycle_t)UVH_RTC_REAL_TIME_CLOCK_MASK, - .shift = 10, .flags = CLOCK_SOURCE_IS_CONTINUOUS, }; @@ -100,8 +99,12 @@ static void uv_rtc_send_IPI(int cpu) /* Check for an RTC interrupt pending */ static int uv_intr_pending(int pnode) { - return uv_read_global_mmr64(pnode, UVH_EVENT_OCCURRED0) & - UVH_EVENT_OCCURRED0_RTC1_MASK; + if (is_uv1_hub()) + return uv_read_global_mmr64(pnode, UVH_EVENT_OCCURRED0) & + UV1H_EVENT_OCCURRED0_RTC1_MASK; + else + return uv_read_global_mmr64(pnode, UV2H_EVENT_OCCURRED2) & + UV2H_EVENT_OCCURRED2_RTC_1_MASK; } /* Setup interrupt and return non-zero if early expiration occurred. */ @@ -115,8 +118,12 @@ static int uv_setup_intr(int cpu, u64 expires) UVH_RTC1_INT_CONFIG_M_MASK); uv_write_global_mmr64(pnode, UVH_INT_CMPB, -1L); - uv_write_global_mmr64(pnode, UVH_EVENT_OCCURRED0_ALIAS, - UVH_EVENT_OCCURRED0_RTC1_MASK); + if (is_uv1_hub()) + uv_write_global_mmr64(pnode, UVH_EVENT_OCCURRED0_ALIAS, + UV1H_EVENT_OCCURRED0_RTC1_MASK); + else + uv_write_global_mmr64(pnode, UV2H_EVENT_OCCURRED2_ALIAS, + UV2H_EVENT_OCCURRED2_RTC_1_MASK); val = (X86_PLATFORM_IPI_VECTOR << UVH_RTC1_INT_CONFIG_VECTOR_SHFT) | ((u64)apicid << UVH_RTC1_INT_CONFIG_APIC_ID_SHFT); @@ -372,14 +379,11 @@ static __init int uv_rtc_setup_clock(void) if (!is_uv_system()) return -ENODEV; - clocksource_uv.mult = clocksource_hz2mult(sn_rtc_cycles_per_second, - clocksource_uv.shift); - /* If single blade, prefer tsc */ if (uv_num_possible_blades() == 1) clocksource_uv.rating = 250; - rc = clocksource_register(&clocksource_uv); + rc = clocksource_register_hz(&clocksource_uv, sn_rtc_cycles_per_second); if (rc) printk(KERN_INFO "UV RTC clocksource failed rc %d\n", rc); else |