Commit d382d42a authored by Qi Liu's avatar Qi Liu
Browse files

perf/x86/uncore: Add support for Hygon family 18h model 4h-7h and 10h DF PMU 

hygon inclusion
category: feature
bugzilla: https://gitee.com/openeuler/kernel/issues/IAGDYN


CVE: NA

---------------------------

Adjust the DF PMU event and umask for Hygon family 18h
modle 4h-7h and 10h processor.

Signed-off-by: default avatarQi Liu <liuqi@hygon.cn>
parent 456b68d7

arch/x86/events/amd/uncore.c

+28 −2
Original line number Diff line number Diff line
@@ -235,8 +235,20 @@ static int amd_uncore_event_init(struct perf_event *event) 
	if (event->attr.type != event->pmu->type)

		return -ENOENT;



	if (pmu_version >= 2 && is_nb_event(event))

	if (pmu_version >= 2 && is_nb_event(event)) {

		event_mask = AMD64_PERFMON_V2_RAW_EVENT_MASK_NB;

	} else if (boot_cpu_data.x86_vendor == X86_VENDOR_HYGON &&

		   boot_cpu_data.x86 == 0x18 &&

		   is_nb_event(event)) {

		event_mask = HYGON_F18H_RAW_EVENT_MASK_NB;

		if (boot_cpu_data.x86_model == 0x4 ||

		    boot_cpu_data.x86_model == 0x5)

			event_mask = HYGON_F18H_M4H_RAW_EVENT_MASK_NB;

		if (boot_cpu_data.x86_model == 0x6 ||

		    boot_cpu_data.x86_model == 0x7 ||

		    boot_cpu_data.x86_model == 0x10)

			event_mask = HYGON_F18H_M6H_RAW_EVENT_MASK_NB;

	}



	/*

	 * NB and Last level cache counters (MSRs) are shared across all cores
@@ -333,8 +345,11 @@ static struct device_attribute format_attr_##_var = \ 
DEFINE_UNCORE_FORMAT_ATTR(event12,	event,		"config:0-7,32-35");

DEFINE_UNCORE_FORMAT_ATTR(event14,	event,		"config:0-7,32-35,59-60"); /* F17h+ DF */

DEFINE_UNCORE_FORMAT_ATTR(event14v2,	event,		"config:0-7,32-37");	   /* PerfMonV2 DF */

DEFINE_UNCORE_FORMAT_ATTR(event14f18h,	event,		"config:0-7,32-35,61-62"); /* F18h DF */

DEFINE_UNCORE_FORMAT_ATTR(event8,	event,		"config:0-7");		   /* F17h+ L3 */

DEFINE_UNCORE_FORMAT_ATTR(umask8,	umask,		"config:8-15");

DEFINE_UNCORE_FORMAT_ATTR(umask10f18h,	umask,		"config:8-17");		   /* F18h M4h DF */

DEFINE_UNCORE_FORMAT_ATTR(umask12f18h,	umask,		"config:8-19");		   /* F18h M6h DF */

DEFINE_UNCORE_FORMAT_ATTR(umask12,	umask,		"config:8-15,24-27");	   /* PerfMonV2 DF */

DEFINE_UNCORE_FORMAT_ATTR(coreid,	coreid,		"config:42-44");	   /* F19h L3 */

DEFINE_UNCORE_FORMAT_ATTR(slicemask,	slicemask,	"config:48-51");	   /* F17h L3 */
@@ -716,8 +731,19 @@ static int __init amd_uncore_init(void) 
		if (pmu_version >= 2) {

			*df_attr++ = &format_attr_event14v2.attr;

			*df_attr++ = &format_attr_umask12.attr;

		} else if (boot_cpu_data.x86 >= 0x17) {

		} else if (boot_cpu_data.x86_vendor == X86_VENDOR_AMD &&

			   boot_cpu_data.x86 >= 0x17) {

			*df_attr = &format_attr_event14.attr;

		} else if (boot_cpu_data.x86_vendor == X86_VENDOR_HYGON &&

			   boot_cpu_data.x86 == 0x18) {

			*df_attr++ = &format_attr_event14f18h.attr;

			if (boot_cpu_data.x86_model == 0x4 ||

			    boot_cpu_data.x86_model == 0x5)

				*df_attr++ = &format_attr_umask10f18h.attr;

			else if (boot_cpu_data.x86_model == 0x6 ||

				 boot_cpu_data.x86_model == 0x7 ||

				 boot_cpu_data.x86_model == 0x10)

				*df_attr++ = &format_attr_umask12f18h.attr;

		}



		amd_uncore_nb = alloc_percpu(struct amd_uncore *);

arch/x86/include/asm/perf_event.h

+16 −0
Original line number Diff line number Diff line
@@ -46,6 +46,9 @@ 


#define AMD64_EVENTSEL_EVENT	\

	(ARCH_PERFMON_EVENTSEL_EVENT | (0x0FULL << 32))

#define HYGON_F18H_EVENTSEL_EVENT	\

	(AMD64_EVENTSEL_EVENT        |  \

	 GENMASK_ULL(62, 61))

#define INTEL_ARCH_EVENT_MASK	\

	(ARCH_PERFMON_EVENTSEL_UMASK | ARCH_PERFMON_EVENTSEL_EVENT)
@@ -97,6 +100,19 @@ 
	(AMD64_EVENTSEL_EVENT        |  \

	 ARCH_PERFMON_EVENTSEL_UMASK)



#define HYGON_F18H_M4H_EVENTSEL_UMASK_NB	0x0003FF00ULL

#define HYGON_F18H_M6H_EVENTSEL_UMASK_NB	0x000FFF00ULL



#define HYGON_F18H_RAW_EVENT_MASK_NB		\

	(HYGON_F18H_EVENTSEL_EVENT  |		\

	 ARCH_PERFMON_EVENTSEL_UMASK)

#define HYGON_F18H_M4H_RAW_EVENT_MASK_NB	\

	(HYGON_F18H_EVENTSEL_EVENT  |		\

	 HYGON_F18H_M4H_EVENTSEL_UMASK_NB)

#define HYGON_F18H_M6H_RAW_EVENT_MASK_NB	\

	(HYGON_F18H_EVENTSEL_EVENT  |		\

	 HYGON_F18H_M6H_EVENTSEL_UMASK_NB)



#define AMD64_PERFMON_V2_EVENTSEL_EVENT_NB	\

	(AMD64_EVENTSEL_EVENT	|		\

	 GENMASK_ULL(37, 36))