linux-kernel - [PATCH] tools/power turbostat: enable BXT DRAM RAPL domain

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Message-Id: <1489339372-1975-1-git-send-email-harry.pan@intel.com>
Date:   Mon, 13 Mar 2017 01:22:52 +0800
From:   Harry Pan <harry.pan@...el.com>
To:     LKML <linux-kernel@...r.kernel.org>,
        Len Brown <len.brown@...el.com>
Cc:     Harry Pan <gs0622@...il.com>, Harry Pan <harry.pan@...el.com>,
        rafael.j.wysocki@...el.com
Subject: [PATCH] tools/power turbostat: enable BXT DRAM RAPL domain

Goldmont microarchitecture supports DRAM RAPL domain.

This patch adds relevant flags in probing, such that it enables
DRAM energy profile.

Signed-off-by: Harry Pan <harry.pan@...el.com>

Signed-off-by: Harry Pan <harry.pan@...el.com>
---
 tools/power/x86/turbostat/turbostat.c | 9 ++++++---
 1 file changed, 6 insertions(+), 3 deletions(-)

diff --git a/tools/power/x86/turbostat/turbostat.c b/tools/power/x86/turbostat/turbostat.c
index 828dccd..d726860 100644
--- a/tools/power/x86/turbostat/turbostat.c
+++ b/tools/power/x86/turbostat/turbostat.c
@@ -3343,11 +3343,14 @@ void rapl_probe(unsigned int family, unsigned int model)
 		break;
 	case INTEL_FAM6_ATOM_GOLDMONT:	/* BXT */
 	case INTEL_FAM6_ATOM_GEMINI_LAKE:
-		do_rapl = RAPL_PKG | RAPL_PKG_POWER_INFO;
-		if (rapl_joules)
+		do_rapl = RAPL_PKG | RAPL_DRAM | RAPL_DRAM_PERF_STATUS | RAPL_PKG_PERF_STATUS | RAPL_PKG_POWER_INFO;
+		if (rapl_joules) {
 			BIC_PRESENT(BIC_Pkg_J);
-		else
+			BIC_PRESENT(BIC_RAM_J);
+		} else {
 			BIC_PRESENT(BIC_PkgWatt);
+			BIC_PRESENT(BIC_RAMWatt);
+		}
 		break;
 	case INTEL_FAM6_SKYLAKE_MOBILE:	/* SKL */
 	case INTEL_FAM6_SKYLAKE_DESKTOP:	/* SKL */
-- 
2.6.6