* [RFC PATCH RESEND] perf/x86/rapl: Add Hygon Fam18h RAPL support
@ 2020-07-20 8:22 Pu Wen
2020-07-28 12:29 ` [tip: perf/core] " tip-bot2 for Pu Wen
0 siblings, 1 reply; 2+ messages in thread
From: Pu Wen @ 2020-07-20 8:22 UTC (permalink / raw)
To: linux-kernel; +Cc: peterz, mingo, jolsa, bp, eranian, Pu Wen
Hygon Family 18h(Dhyana) support RAPL in bit 14 of CPUID 0x80000007 EDX,
and has MSRs RAPL_PWR_UNIT/CORE_ENERGY_STAT/PKG_ENERGY_STAT. So add Hygon
Dhyana Family 18h support for RAPL.
The output is available via the energy-pkg pseudo event:
$ perf stat -a -I 1000 --per-socket -e power/energy-pkg/
Signed-off-by: Pu Wen <puwen@hygon.cn>
---
arch/x86/events/rapl.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/arch/x86/events/rapl.c b/arch/x86/events/rapl.c
index 0f2bf59f4354..18c69d84b031 100644
--- a/arch/x86/events/rapl.c
+++ b/arch/x86/events/rapl.c
@@ -788,6 +788,7 @@ static const struct x86_cpu_id rapl_model_match[] __initconst = {
X86_MATCH_INTEL_FAM6_MODEL(COMETLAKE_L, &model_skl),
X86_MATCH_INTEL_FAM6_MODEL(COMETLAKE, &model_skl),
X86_MATCH_VENDOR_FAM(AMD, 0x17, &model_amd_fam17h),
+ X86_MATCH_VENDOR_FAM(HYGON, 0x18, &model_amd_fam17h),
{},
};
MODULE_DEVICE_TABLE(x86cpu, rapl_model_match);
--
2.23.0
^ permalink raw reply related [flat|nested] 2+ messages in thread
* [tip: perf/core] perf/x86/rapl: Add Hygon Fam18h RAPL support
2020-07-20 8:22 [RFC PATCH RESEND] perf/x86/rapl: Add Hygon Fam18h RAPL support Pu Wen
@ 2020-07-28 12:29 ` tip-bot2 for Pu Wen
0 siblings, 0 replies; 2+ messages in thread
From: tip-bot2 for Pu Wen @ 2020-07-28 12:29 UTC (permalink / raw)
To: linux-tip-commits; +Cc: Pu Wen, Ingo Molnar, x86, LKML
The following commit has been merged into the perf/core branch of tip:
Commit-ID: d903b6d029d66e6478562d75ea18d89098f7b7e8
Gitweb: https://git.kernel.org/tip/d903b6d029d66e6478562d75ea18d89098f7b7e8
Author: Pu Wen <puwen@hygon.cn>
AuthorDate: Mon, 20 Jul 2020 16:22:05 +08:00
Committer: Ingo Molnar <mingo@kernel.org>
CommitterDate: Tue, 28 Jul 2020 13:34:20 +02:00
perf/x86/rapl: Add Hygon Fam18h RAPL support
Hygon Family 18h(Dhyana) support RAPL in bit 14 of CPUID 0x80000007 EDX,
and has MSRs RAPL_PWR_UNIT/CORE_ENERGY_STAT/PKG_ENERGY_STAT. So add Hygon
Dhyana Family 18h support for RAPL.
The output is available via the energy-pkg pseudo event:
$ perf stat -a -I 1000 --per-socket -e power/energy-pkg/
[ mingo: Tidied up the initializers. ]
Signed-off-by: Pu Wen <puwen@hygon.cn>
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Link: https://lore.kernel.org/r/20200720082205.1307-1-puwen@hygon.cn
---
arch/x86/events/rapl.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/arch/x86/events/rapl.c b/arch/x86/events/rapl.c
index 0f2bf59..68b3882 100644
--- a/arch/x86/events/rapl.c
+++ b/arch/x86/events/rapl.c
@@ -787,7 +787,8 @@ static const struct x86_cpu_id rapl_model_match[] __initconst = {
X86_MATCH_INTEL_FAM6_MODEL(ICELAKE_X, &model_hsx),
X86_MATCH_INTEL_FAM6_MODEL(COMETLAKE_L, &model_skl),
X86_MATCH_INTEL_FAM6_MODEL(COMETLAKE, &model_skl),
- X86_MATCH_VENDOR_FAM(AMD, 0x17, &model_amd_fam17h),
+ X86_MATCH_VENDOR_FAM(AMD, 0x17, &model_amd_fam17h),
+ X86_MATCH_VENDOR_FAM(HYGON, 0x18, &model_amd_fam17h),
{},
};
MODULE_DEVICE_TABLE(x86cpu, rapl_model_match);
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