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authorDavid S. Miller <davem@davemloft.net>2012-08-17 02:41:32 -0700
committerDavid S. Miller <davem@davemloft.net>2012-08-18 23:26:20 -0700
commit7ac2ed286f9338ea6437831096cc36ce8395b6fc (patch)
treecbf747e593a5a83e1484a47fc37fa6645ab41a63 /arch/sparc/kernel/perf_event.c
parent5344303ca8dad9881def6cfb45ad01201dba16de (diff)
sparc64: Specify user and supervisor trace PCR bits in sparc_pmu.
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'arch/sparc/kernel/perf_event.c')
-rw-r--r--arch/sparc/kernel/perf_event.c16
1 files changed, 12 insertions, 4 deletions
diff --git a/arch/sparc/kernel/perf_event.c b/arch/sparc/kernel/perf_event.c
index fbd80299a4b..1ab676bd13f 100644
--- a/arch/sparc/kernel/perf_event.c
+++ b/arch/sparc/kernel/perf_event.c
@@ -146,6 +146,8 @@ struct sparc_pmu {
int upper_shift;
int lower_shift;
int event_mask;
+ int user_bit;
+ int priv_bit;
int hv_bit;
int irq_bit;
int upper_nop;
@@ -306,6 +308,8 @@ static const struct sparc_pmu ultra3_pmu = {
.upper_shift = 11,
.lower_shift = 4,
.event_mask = 0x3f,
+ .user_bit = PCR_UTRACE,
+ .priv_bit = PCR_STRACE,
.upper_nop = 0x1c,
.lower_nop = 0x14,
.flags = (SPARC_PMU_ALL_EXCLUDES_SAME |
@@ -440,6 +444,8 @@ static const struct sparc_pmu niagara1_pmu = {
.upper_shift = 0,
.lower_shift = 4,
.event_mask = 0x7,
+ .user_bit = PCR_UTRACE,
+ .priv_bit = PCR_STRACE,
.upper_nop = 0x0,
.lower_nop = 0x0,
.flags = (SPARC_PMU_ALL_EXCLUDES_SAME |
@@ -571,7 +577,9 @@ static const struct sparc_pmu niagara2_pmu = {
.upper_shift = 19,
.lower_shift = 6,
.event_mask = 0xfff,
- .hv_bit = 0x8,
+ .user_bit = PCR_UTRACE,
+ .priv_bit = PCR_STRACE,
+ .hv_bit = PCR_N2_HTRACE,
.irq_bit = 0x30,
.upper_nop = 0x220,
.lower_nop = 0x220,
@@ -771,7 +779,7 @@ static void sparc_pmu_disable(struct pmu *pmu)
cpuc->n_added = 0;
val = cpuc->pcr;
- val &= ~(PCR_UTRACE | PCR_STRACE |
+ val &= ~(sparc_pmu->user_bit | sparc_pmu->priv_bit |
sparc_pmu->hv_bit | sparc_pmu->irq_bit);
cpuc->pcr = val;
@@ -1177,9 +1185,9 @@ static int sparc_pmu_event_init(struct perf_event *event)
/* We save the enable bits in the config_base. */
hwc->config_base = sparc_pmu->irq_bit;
if (!attr->exclude_user)
- hwc->config_base |= PCR_UTRACE;
+ hwc->config_base |= sparc_pmu->user_bit;
if (!attr->exclude_kernel)
- hwc->config_base |= PCR_STRACE;
+ hwc->config_base |= sparc_pmu->priv_bit;
if (!attr->exclude_hv)
hwc->config_base |= sparc_pmu->hv_bit;