linux-kernel - [PATCH v2 02/14] perf/x86/amd: Add IBS OP

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Date:   Thu, 16 Jun 2022 17:06:25 +0530
From:   Ravi Bangoria <ravi.bangoria@....com>
To:     <peterz@...radead.org>, <acme@...nel.org>
CC:     <ravi.bangoria@....com>, <jolsa@...nel.org>, <namhyung@...nel.org>,
        <eranian@...gle.com>, <irogers@...gle.com>, <jmario@...hat.com>,
        <leo.yan@...aro.org>, <alisaidi@...zon.com>, <ak@...ux.intel.com>,
        <kan.liang@...ux.intel.com>, <dave.hansen@...ux.intel.com>,
        <hpa@...or.com>, <mingo@...hat.com>, <mark.rutland@....com>,
        <alexander.shishkin@...ux.intel.com>, <tglx@...utronix.de>,
        <bp@...en8.de>, <x86@...nel.org>,
        <linux-perf-users@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
        <sandipan.das@....com>, <ananth.narayan@....com>,
        <kim.phillips@....com>, <santosh.shukla@....com>
Subject: [PATCH v2 02/14] perf/x86/amd: Add IBS OP_DATA2 DataSrc bit definitions

IBS_OP_DATA2 DataSrc provides detail about location of the data
being accessed from by load ops. Define macros for legacy and
extended DataSrc values.

Signed-off-by: Ravi Bangoria <ravi.bangoria@....com>
---
 arch/x86/include/asm/amd-ibs.h | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)

diff --git a/arch/x86/include/asm/amd-ibs.h b/arch/x86/include/asm/amd-ibs.h
index f3eb098d63d4..cb2a5e113daa 100644
--- a/arch/x86/include/asm/amd-ibs.h
+++ b/arch/x86/include/asm/amd-ibs.h
@@ -6,6 +6,22 @@
 
 #include <asm/msr-index.h>
 
+/* IBS_OP_DATA2 DataSrc */
+#define IBS_DATA_SRC_LOC_CACHE			 2
+#define IBS_DATA_SRC_DRAM			 3
+#define IBS_DATA_SRC_REM_CACHE			 4
+#define IBS_DATA_SRC_IO				 7
+
+/* IBS_OP_DATA2 DataSrc Extension */
+#define IBS_DATA_SRC_EXT_LOC_CACHE		 1
+#define IBS_DATA_SRC_EXT_NEAR_CCX_CACHE		 2
+#define IBS_DATA_SRC_EXT_DRAM			 3
+#define IBS_DATA_SRC_EXT_FAR_CCX_CACHE		 5
+#define IBS_DATA_SRC_EXT_PMEM			 6
+#define IBS_DATA_SRC_EXT_IO			 7
+#define IBS_DATA_SRC_EXT_EXT_MEM		 8
+#define IBS_DATA_SRC_EXT_PEER_AGENT_MEM		12
+
 /*
  * IBS Hardware MSRs
  */
-- 
2.31.1