Commit a114aca5 authored by Madhavan Srinivasan's avatar Madhavan Srinivasan Committed by Michael Ellerman
Browse files

powerpc/perf: Add alternative event table and function for power9 



Signed-off-by: default avatarMadhavan Srinivasan <maddy@linux.vnet.ibm.com>
Signed-off-by: default avatarMichael Ellerman <mpe@ellerman.id.au>
parent ac19670e

arch/powerpc/perf/power9-pmu.c

+17 −0
Original line number Diff line number Diff line
@@ -106,6 +106,21 @@ enum { 
/* PowerISA v2.07 format attribute structure*/

extern struct attribute_group isa207_pmu_format_group;



/* Table of alternatives, sorted by column 0 */

static const unsigned int power9_event_alternatives[][MAX_ALT] = {

	{ PM_INST_DISP,			PM_INST_DISP_ALT },

};



static int power9_get_alternatives(u64 event, unsigned int flags, u64 alt[])

{

	int num_alt = 0;



	num_alt = isa207_get_alternatives(event, alt, power9_event_alternatives,

				(int)ARRAY_SIZE(power9_event_alternatives));



	return num_alt;

}



GENERIC_EVENT_ATTR(cpu-cycles,			PM_CYC);

GENERIC_EVENT_ATTR(stalled-cycles-frontend,	PM_ICT_NOSLOT_CYC);

GENERIC_EVENT_ATTR(stalled-cycles-backend,	PM_CMPLU_STALL);
@@ -383,6 +398,7 @@ static struct power_pmu power9_isa207_pmu = { 
	.config_bhrb		= power9_config_bhrb,

	.bhrb_filter_map	= power9_bhrb_filter_map,

	.get_constraint		= isa207_get_constraint,

	.get_alternatives	= power9_get_alternatives,

	.disable_pmc		= isa207_disable_pmc,

	.flags			= PPMU_NO_SIAR | PPMU_ARCH_207S,

	.n_generic		= ARRAY_SIZE(power9_generic_events),
@@ -401,6 +417,7 @@ static struct power_pmu power9_pmu = { 
	.config_bhrb		= power9_config_bhrb,

	.bhrb_filter_map	= power9_bhrb_filter_map,

	.get_constraint		= isa207_get_constraint,

	.get_alternatives	= power9_get_alternatives,

	.disable_pmc		= isa207_disable_pmc,

	.flags			= PPMU_HAS_SIER | PPMU_ARCH_207S,

	.n_generic		= ARRAY_SIZE(power9_generic_events),