From: Peter Zijlstra <peterz@infradead.org>
Date: Wed, 30 Jul 2014 10:08:56 +0000 (+0200)
Subject: perf/x86/intel: Update Intel models
X-Git-Url: http://drtracing.org/?a=commitdiff_plain;h=0f7c29ce90c4d20c23de5657e1e2c2eabf51d69a;p=deliverable%2Flinux.git

perf/x86/intel: Update Intel models

The model number descriptions got a bit messy, clean them up.

Signed-off-by: Peter Zijlstra <peterz@infradead.org>
Cc: Arnaldo Carvalho de Melo <acme@kernel.org>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Link: http://lkml.kernel.org/n/tip-oo3xclxdoy8s7ubssn929vaj@git.kernel.org
Signed-off-by: Ingo Molnar <mingo@kernel.org>
---

diff --git a/arch/x86/kernel/cpu/perf_event_intel.c b/arch/x86/kernel/cpu/perf_event_intel.c
index 2502d0d9d246..38d1f6d024ff 100644
--- a/arch/x86/kernel/cpu/perf_event_intel.c
+++ b/arch/x86/kernel/cpu/perf_event_intel.c
@@ -2367,15 +2367,15 @@ __init int intel_pmu_init(void)
 	 * Install the hw-cache-events table:
 	 */
 	switch (boot_cpu_data.x86_model) {
-	case 14: /* 65 nm core solo/duo, "Yonah" */
+	case 14: /* 65nm Core "Yonah" */
 		pr_cont("Core events, ");
 		break;
 
-	case 15: /* original 65 nm celeron/pentium/core2/xeon, "Merom"/"Conroe" */
+	case 15: /* 65nm Core2 "Merom"          */
 		x86_add_quirk(intel_clovertown_quirk);
-	case 22: /* single-core 65 nm celeron/core2solo "Merom-L"/"Conroe-L" */
-	case 23: /* current 45 nm celeron/core2/xeon "Penryn"/"Wolfdale" */
-	case 29: /* six-core 45 nm xeon "Dunnington" */
+	case 22: /* 65nm Core2 "Merom-L"        */
+	case 23: /* 45nm Core2 "Penryn"         */
+	case 29: /* 45nm Core2 "Dunnington (MP) */
 		memcpy(hw_cache_event_ids, core2_hw_cache_event_ids,
 		       sizeof(hw_cache_event_ids));
 
@@ -2386,9 +2386,9 @@ __init int intel_pmu_init(void)
 		pr_cont("Core2 events, ");
 		break;
 
-	case 26: /* 45 nm nehalem, "Bloomfield" */
-	case 30: /* 45 nm nehalem, "Lynnfield" */
-	case 46: /* 45 nm nehalem-ex, "Beckton" */
+	case 30: /* 45nm Nehalem    */
+	case 26: /* 45nm Nehalem-EP */
+	case 46: /* 45nm Nehalem-EX */
 		memcpy(hw_cache_event_ids, nehalem_hw_cache_event_ids,
 		       sizeof(hw_cache_event_ids));
 		memcpy(hw_cache_extra_regs, nehalem_hw_cache_extra_regs,
@@ -2415,11 +2415,11 @@ __init int intel_pmu_init(void)
 		pr_cont("Nehalem events, ");
 		break;
 
-	case 28: /* Atom */
-	case 38: /* Lincroft */
-	case 39: /* Penwell */
-	case 53: /* Cloverview */
-	case 54: /* Cedarview */
+	case 28: /* 45nm Atom "Pineview"   */
+	case 38: /* 45nm Atom "Lincroft"   */
+	case 39: /* 32nm Atom "Penwell"    */
+	case 53: /* 32nm Atom "Cloverview" */
+	case 54: /* 32nm Atom "Cedarview"  */
 		memcpy(hw_cache_event_ids, atom_hw_cache_event_ids,
 		       sizeof(hw_cache_event_ids));
 
@@ -2430,8 +2430,8 @@ __init int intel_pmu_init(void)
 		pr_cont("Atom events, ");
 		break;
 
-	case 55: /* Atom 22nm "Silvermont" */
-	case 77: /* Avoton "Silvermont" */
+	case 55: /* 22nm Atom "Silvermont"                */
+	case 77: /* 22nm Atom "Silvermont Avoton/Rangely" */
 		memcpy(hw_cache_event_ids, slm_hw_cache_event_ids,
 			sizeof(hw_cache_event_ids));
 		memcpy(hw_cache_extra_regs, slm_hw_cache_extra_regs,
@@ -2446,9 +2446,9 @@ __init int intel_pmu_init(void)
 		pr_cont("Silvermont events, ");
 		break;
 
-	case 37: /* 32 nm nehalem, "Clarkdale" */
-	case 44: /* 32 nm nehalem, "Gulftown" */
-	case 47: /* 32 nm Xeon E7 */
+	case 37: /* 32nm Westmere    */
+	case 44: /* 32nm Westmere-EP */
+	case 47: /* 32nm Westmere-EX */
 		memcpy(hw_cache_event_ids, westmere_hw_cache_event_ids,
 		       sizeof(hw_cache_event_ids));
 		memcpy(hw_cache_extra_regs, nehalem_hw_cache_extra_regs,
@@ -2474,8 +2474,8 @@ __init int intel_pmu_init(void)
 		pr_cont("Westmere events, ");
 		break;
 
-	case 42: /* SandyBridge */
-	case 45: /* SandyBridge, "Romely-EP" */
+	case 42: /* 32nm SandyBridge         */
+	case 45: /* 32nm SandyBridge-E/EN/EP */
 		x86_add_quirk(intel_sandybridge_quirk);
 		memcpy(hw_cache_event_ids, snb_hw_cache_event_ids,
 		       sizeof(hw_cache_event_ids));
@@ -2506,8 +2506,9 @@ __init int intel_pmu_init(void)
 
 		pr_cont("SandyBridge events, ");
 		break;
-	case 58: /* IvyBridge */
-	case 62: /* IvyBridge EP */
+
+	case 58: /* 22nm IvyBridge       */
+	case 62: /* 22nm IvyBridge-EP/EX */
 		memcpy(hw_cache_event_ids, snb_hw_cache_event_ids,
 		       sizeof(hw_cache_event_ids));
 		/* dTLB-load-misses on IVB is different than SNB */
@@ -2539,11 +2540,11 @@ __init int intel_pmu_init(void)
 		break;
 
 
-	case 60: /* Haswell Client */
-	case 70:
-	case 71:
+	case 60: /* 22nm Haswell */
 	case 63:
 	case 69:
+	case 70:
+	case 71:
 		x86_pmu.late_ack = true;
 		memcpy(hw_cache_event_ids, snb_hw_cache_event_ids, sizeof(hw_cache_event_ids));
 		memcpy(hw_cache_extra_regs, snb_hw_cache_extra_regs, sizeof(hw_cache_extra_regs));