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Commit 91e0bd1e authored by Madhavan Srinivasan's avatar Madhavan Srinivasan Committed by Michael Ellerman
Browse files

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: default avatarMadhavan Srinivasan <maddy@linux.vnet.ibm.com>
Signed-off-by: default avatarMichael Ellerman <mpe@ellerman.id.au>
parent 70a7e720

arch/powerpc/perf/power9-events-list.h

+7 −0
Original line number Diff line number Diff line
@@ -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)

arch/powerpc/perf/power9-pmu.c

+2 −0
Original line number Diff line number Diff line
@@ -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[])