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powerpc/perf: Add PM_LD_MISS_L1 and PM_BR_2PATH to power9 event list 

Add couple of more events (PM_LD_MISS_L1 and PM_BR_2PATH) to
power9 event list and power9_event_alternatives array (these
events can be counted in more than one PMC).

Signed-off-by: Madhavan Srinivasan <maddy@linux.vnet.ibm.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
This commit is contained in:
Madhavan Srinivasan 2017-07-31 15:03:21 +05:30 committed by Michael Ellerman
parent 70a7e72099
commit 91e0bd1e62
2 changed files with 9 additions and 0 deletions
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7
arch/powerpc/perf/power9-events-list.h
View File

@ -23,6 +23,9 @@ EVENT(PM_BR_MPRED_CMPL, 0x400f6)
EVENT(PM_LD_REF_L1, 0x100fc)
/* Load Missed L1 */
EVENT(PM_LD_MISS_L1_FIN, 0x2c04e)
EVENT(PM_LD_MISS_L1, 0x3e054)
/* Alternate event code for PM_LD_MISS_L1 */
EVENT(PM_LD_MISS_L1_ALT, 0x400f0)
/* Store Missed L1 */
EVENT(PM_ST_MISS_L1, 0x300f0)
/* L1 cache data prefetches */
@ -62,3 +65,7 @@ EVENT(PM_INST_DISP, 0x200f2)
EVENT(PM_INST_DISP_ALT, 0x300f2)
/* Alternate Branch event code */
EVENT(PM_BR_CMPL_ALT, 0x10012)
/* Branch event that are not strongly biased */
EVENT(PM_BR_2PATH, 0x20036)
/* ALternate branch event that are not strongly biased */
EVENT(PM_BR_2PATH_ALT, 0x40036)

2
arch/powerpc/perf/power9-pmu.c
View File

@ -109,6 +109,8 @@ static const unsigned int power9_event_alternatives[][MAX_ALT] = {
{ PM_INST_DISP, PM_INST_DISP_ALT },
{ PM_RUN_CYC_ALT, PM_RUN_CYC },
{ PM_RUN_INST_CMPL_ALT, PM_RUN_INST_CMPL },
{ PM_LD_MISS_L1, PM_LD_MISS_L1_ALT },
{ PM_BR_2PATH, PM_BR_2PATH_ALT },
};
static int power9_get_alternatives(u64 event, unsigned int flags, u64 alt[])