linux-kernel - [Patch v1 6/8] x86/cpu: Add Cannonlake to Intel family

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Date:   Fri, 19 Jan 2018 14:28:25 +0530
From:   Rajneesh Bhardwaj <rajneesh.bhardwaj@...el.com>
To:     platform-driver-x86@...r.kernel.org
Cc:     dvhart@...radead.org, andy@...radead.org,
        linux-kernel@...r.kernel.org, vishwanath.somayaji@...el.com,
        srinivas.pandruvada@...ux.intel.com,
        Rajneesh Bhardwaj <rajneesh.bhardwaj@...el.com>,
        Dave Hansen <dave.hansen@...ux.intel.com>,
        Thomas Gleixner <tglx@...utronix.de>,
        Ingo Molnar <mingo@...hat.com>,
        "H. Peter Anvin" <hpa@...or.com>, x86@...nel.org
Subject: [Patch v1 6/8] x86/cpu: Add Cannonlake to Intel family

Add CPUID of Cannonlake (CNL) processors to Intel family list.

Cc: Dave Hansen <dave.hansen@...ux.intel.com>
Cc: Thomas Gleixner <tglx@...utronix.de>
cc: Ingo Molnar <mingo@...hat.com>
Cc: "H. Peter Anvin" <hpa@...or.com>
Cc: x86@...nel.org

Suggested-by: Tony Luck <tony.luck@...el.com>
Signed-off-by: Megha Dey <megha.dey@...ux.intel.com>
Signed-off-by: Rajneesh Bhardwaj <rajneesh.bhardwaj@...el.com>
---
 arch/x86/include/asm/intel-family.h | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/arch/x86/include/asm/intel-family.h b/arch/x86/include/asm/intel-family.h
index 35a6bc4da8ad..cf090e584202 100644
--- a/arch/x86/include/asm/intel-family.h
+++ b/arch/x86/include/asm/intel-family.h
@@ -10,6 +10,10 @@
  *
  * Things ending in "2" are usually because we have no better
  * name for them.  There's no processor called "SILVERMONT2".
+ *
+ * While adding a new CPUID for a new microarchitecture, add a new
+ * group to keep logically sorted out in chronological order. Within
+ * that group keep the CPUID for the variants sorted by model number.
  */
 
 #define INTEL_FAM6_CORE_YONAH		0x0E
@@ -49,6 +53,8 @@
 #define INTEL_FAM6_KABYLAKE_MOBILE	0x8E
 #define INTEL_FAM6_KABYLAKE_DESKTOP	0x9E
 
+#define INTEL_FAM6_CANNONLAKE_MOBILE	0x66
+
 /* "Small Core" Processors (Atom) */
 
 #define INTEL_FAM6_ATOM_PINEVIEW	0x1C
-- 
2.7.4