From c1ece48cf7ec07c6b3e093a4036b54bc6078f782 Mon Sep 17 00:00:00 2001 From: "Yan, Zheng" Date: Tue, 24 Jul 2012 10:44:10 +0800 Subject: [PATCH] perf/x86: Fix format definition of SNB-EP uncore QPI box The event control register of SNB-EP uncore QPI box has a one bit extension at bit position 21. Reported-by: Stephane Eranian Signed-off-by: Yan, Zheng Signed-off-by: Peter Zijlstra Link: http://lkml.kernel.org/r/1343097850-4348-1-git-send-email-zheng.z.yan@intel.com Signed-off-by: Ingo Molnar --- arch/x86/kernel/cpu/perf_event_intel_uncore.c | 22 +++++++++++++++++++++- arch/x86/kernel/cpu/perf_event_intel_uncore.h | 4 ++++ 2 files changed, 25 insertions(+), 1 deletion(-) diff --git a/arch/x86/kernel/cpu/perf_event_intel_uncore.c b/arch/x86/kernel/cpu/perf_event_intel_uncore.c index d998170..7563fda 100644 --- a/arch/x86/kernel/cpu/perf_event_intel_uncore.c +++ b/arch/x86/kernel/cpu/perf_event_intel_uncore.c @@ -18,6 +18,7 @@ static struct event_constraint constraint_empty = EVENT_CONSTRAINT(0, 0, 0); DEFINE_UNCORE_FORMAT_ATTR(event, event, "config:0-7"); +DEFINE_UNCORE_FORMAT_ATTR(event_ext, event, "config:0-7,21"); DEFINE_UNCORE_FORMAT_ATTR(umask, umask, "config:8-15"); DEFINE_UNCORE_FORMAT_ATTR(edge, edge, "config:18"); DEFINE_UNCORE_FORMAT_ATTR(tid_en, tid_en, "config:19"); @@ -293,6 +294,15 @@ static struct attribute *snbep_uncore_pcu_formats_attr[] = { NULL, }; +static struct attribute *snbep_uncore_qpi_formats_attr[] = { + &format_attr_event_ext.attr, + &format_attr_umask.attr, + &format_attr_edge.attr, + &format_attr_inv.attr, + &format_attr_thresh8.attr, + NULL, +}; + static struct uncore_event_desc snbep_uncore_imc_events[] = { INTEL_UNCORE_EVENT_DESC(clockticks, "event=0xff,umask=0x00"), INTEL_UNCORE_EVENT_DESC(cas_count_read, "event=0x04,umask=0x03"), @@ -328,6 +338,11 @@ static struct attribute_group snbep_uncore_pcu_format_group = { .attrs = snbep_uncore_pcu_formats_attr, }; +static struct attribute_group snbep_uncore_qpi_format_group = { + .name = "format", + .attrs = snbep_uncore_qpi_formats_attr, +}; + static struct intel_uncore_ops snbep_uncore_msr_ops = { .init_box = snbep_uncore_msr_init_box, .disable_box = snbep_uncore_msr_disable_box, @@ -499,8 +514,13 @@ static struct intel_uncore_type snbep_uncore_qpi = { .num_counters = 4, .num_boxes = 2, .perf_ctr_bits = 48, + .perf_ctr = SNBEP_PCI_PMON_CTR0, + .event_ctl = SNBEP_PCI_PMON_CTL0, + .event_mask = SNBEP_QPI_PCI_PMON_RAW_EVENT_MASK, + .box_ctl = SNBEP_PCI_PMON_BOX_CTL, + .ops = &snbep_uncore_pci_ops, .event_descs = snbep_uncore_qpi_events, - SNBEP_UNCORE_PCI_COMMON_INIT(), + .format_group = &snbep_uncore_qpi_format_group, }; diff --git a/arch/x86/kernel/cpu/perf_event_intel_uncore.h b/arch/x86/kernel/cpu/perf_event_intel_uncore.h index 47b1776..f385189 100644 --- a/arch/x86/kernel/cpu/perf_event_intel_uncore.h +++ b/arch/x86/kernel/cpu/perf_event_intel_uncore.h @@ -113,6 +113,10 @@ SNBEP_PCU_MSR_PMON_CTL_OCC_INVERT | \ SNBEP_PCU_MSR_PMON_CTL_OCC_EDGE_DET) +#define SNBEP_QPI_PCI_PMON_RAW_EVENT_MASK \ + (SNBEP_PMON_RAW_EVENT_MASK | \ + SNBEP_PMON_CTL_EV_SEL_EXT) + /* SNB-EP pci control register */ #define SNBEP_PCI_PMON_BOX_CTL 0xf4 #define SNBEP_PCI_PMON_CTL0 0xd8 -- 2.7.4