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powerpc/perf: Pass the struct perf_events down to compute_mmcr() 

To support per-event exclude settings on Power8 we need access to the
struct perf_events in compute_mmcr().

Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
This commit is contained in:
Michael Ellerman 2014-07-23 21:12:37 +10:00 committed by Benjamin Herrenschmidt
parent 79a4cb28a0
commit 8abd818fc7
10 changed files with 16 additions and 11 deletions
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5
arch/powerpc/include/asm/perf_event_server.h
View File

@ -19,6 +19,8 @@
#define MAX_EVENT_ALTERNATIVES 8
#define MAX_LIMITED_HWCOUNTERS 2
struct perf_event;
/*
* This struct provides the constants and functions needed to
* describe the PMU on a particular POWER-family CPU.
@ -30,7 +32,8 @@ struct power_pmu {
unsigned long add_fields;
unsigned long test_adder;
int (*compute_mmcr)(u64 events[], int n_ev,
unsigned int hwc[], unsigned long mmcr[]);
unsigned int hwc[], unsigned long mmcr[],
struct perf_event *pevents[]);
int (*get_constraint)(u64 event_id, unsigned long *mskp,
unsigned long *valp);
int (*get_alternatives)(u64 event_id, unsigned int flags,

2
arch/powerpc/perf/core-book3s.c
View File

@ -1224,7 +1224,7 @@ static void power_pmu_enable(struct pmu *pmu)
memset(cpuhw->mmcr, 0, sizeof(cpuhw->mmcr));
if (ppmu->compute_mmcr(cpuhw->events, cpuhw->n_events, hwc_index,
cpuhw->mmcr)) {
cpuhw->mmcr, cpuhw->event)) {
/* shouldn't ever get here */
printk(KERN_ERR "oops compute_mmcr failed\n");
goto out;

5
arch/powerpc/perf/mpc7450-pmu.c
View File

@ -260,8 +260,9 @@ static const u32 pmcsel_mask[N_COUNTER] = {
/*
* Compute MMCR0/1/2 values for a set of events.
*/
static int mpc7450_compute_mmcr(u64 event[], int n_ev,
unsigned int hwc[], unsigned long mmcr[])
static int mpc7450_compute_mmcr(u64 event[], int n_ev, unsigned int hwc[],
unsigned long mmcr[],
struct perf_event *pevents[])
{
u8 event_index[N_CLASSES][N_COUNTER];
int n_classevent[N_CLASSES];

2
arch/powerpc/perf/power4-pmu.c
View File

@ -356,7 +356,7 @@ static int p4_get_alternatives(u64 event, unsigned int flags, u64 alt[])
}
static int p4_compute_mmcr(u64 event[], int n_ev,
unsigned int hwc[], unsigned long mmcr[])
unsigned int hwc[], unsigned long mmcr[], struct perf_event *pevents[])
{
unsigned long mmcr0 = 0, mmcr1 = 0, mmcra = 0;
unsigned int pmc, unit, byte, psel, lower;

2
arch/powerpc/perf/power5+-pmu.c
View File

@ -452,7 +452,7 @@ static int power5p_marked_instr_event(u64 event)
}
static int power5p_compute_mmcr(u64 event[], int n_ev,
unsigned int hwc[], unsigned long mmcr[])
unsigned int hwc[], unsigned long mmcr[], struct perf_event *pevents[])
{
unsigned long mmcr1 = 0;
unsigned long mmcra = 0;

2
arch/powerpc/perf/power5-pmu.c
View File

@ -383,7 +383,7 @@ static int power5_marked_instr_event(u64 event)
}
static int power5_compute_mmcr(u64 event[], int n_ev,
unsigned int hwc[], unsigned long mmcr[])
unsigned int hwc[], unsigned long mmcr[], struct perf_event *pevents[])
{
unsigned long mmcr1 = 0;
unsigned long mmcra = MMCRA_SDAR_DCACHE_MISS | MMCRA_SDAR_ERAT_MISS;

2
arch/powerpc/perf/power6-pmu.c
View File

@ -175,7 +175,7 @@ static int power6_marked_instr_event(u64 event)
* Assign PMC numbers and compute MMCR1 value for a set of events
*/
static int p6_compute_mmcr(u64 event[], int n_ev,
unsigned int hwc[], unsigned long mmcr[])
unsigned int hwc[], unsigned long mmcr[], struct perf_event *pevents[])
{
unsigned long mmcr1 = 0;
unsigned long mmcra = MMCRA_SDAR_DCACHE_MISS | MMCRA_SDAR_ERAT_MISS;

2
arch/powerpc/perf/power7-pmu.c
View File

@ -245,7 +245,7 @@ static int power7_marked_instr_event(u64 event)
}
static int power7_compute_mmcr(u64 event[], int n_ev,
unsigned int hwc[], unsigned long mmcr[])
unsigned int hwc[], unsigned long mmcr[], struct perf_event *pevents[])
{
unsigned long mmcr1 = 0;
unsigned long mmcra = MMCRA_SDAR_DCACHE_MISS | MMCRA_SDAR_ERAT_MISS;

3
arch/powerpc/perf/power8-pmu.c
View File

@ -393,7 +393,8 @@ static int power8_get_constraint(u64 event, unsigned long *maskp, unsigned long
}
static int power8_compute_mmcr(u64 event[], int n_ev,
unsigned int hwc[], unsigned long mmcr[])
unsigned int hwc[], unsigned long mmcr[],
struct perf_event *pevents[])
{
unsigned long mmcra, mmcr1, unit, combine, psel, cache, val;
unsigned int pmc, pmc_inuse;

2
arch/powerpc/perf/ppc970-pmu.c
View File

@ -257,7 +257,7 @@ static int p970_get_alternatives(u64 event, unsigned int flags, u64 alt[])
}
static int p970_compute_mmcr(u64 event[], int n_ev,
unsigned int hwc[], unsigned long mmcr[])
unsigned int hwc[], unsigned long mmcr[], struct perf_event *pevents[])
{
unsigned long mmcr0 = 0, mmcr1 = 0, mmcra = 0;
unsigned int pmc, unit, byte, psel;