linux-kernel - [tip:x86/urgent] x86, microcode, AMD: Add support for family 16h processors

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Message-ID: <tip-59e0b603b429d7fe654f5c7ea82f2ac7b427504c@git.kernel.org>
Date:	Thu, 15 Nov 2012 13:55:01 -0800
From:	tip-bot for Boris Ostrovsky <boris.ostrovsky@....com>
To:	linux-tip-commits@...r.kernel.org
Cc:	linux-kernel@...r.kernel.org, hpa@...or.com, mingo@...nel.org,
	stable@...r.kernel.org, boris.ostrovsky@....com,
	herrmann.der.user@...glemail.com, tglx@...utronix.de,
	hpa@...ux.intel.com
Subject: [tip:x86/urgent] x86, microcode, AMD:
  Add support for family 16h processors

Commit-ID:  59e0b603b429d7fe654f5c7ea82f2ac7b427504c
Gitweb:     http://git.kernel.org/tip/59e0b603b429d7fe654f5c7ea82f2ac7b427504c
Author:     Boris Ostrovsky <boris.ostrovsky@....com>
AuthorDate: Thu, 15 Nov 2012 13:41:50 -0500
Committer:  H. Peter Anvin <hpa@...ux.intel.com>
CommitDate: Thu, 15 Nov 2012 13:06:07 -0800

x86, microcode, AMD: Add support for family 16h processors

Add valid patch size for family 16h processors.

[ hpa: promoting to urgent/stable since it is hw enabling and trivial ]

Signed-off-by: Boris Ostrovsky <boris.ostrovsky@....com>
Acked-by: Andreas Herrmann <herrmann.der.user@...glemail.com>
Link: http://lkml.kernel.org/r/1353004910-2204-1-git-send-email-boris.ostrovsky@amd.com
Signed-off-by: H. Peter Anvin <hpa@...ux.intel.com>
Cc: <stable@...r.kernel.org>
---
 arch/x86/kernel/microcode_amd.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/arch/x86/kernel/microcode_amd.c b/arch/x86/kernel/microcode_amd.c
index b3e67ba..efdec7c 100644
--- a/arch/x86/kernel/microcode_amd.c
+++ b/arch/x86/kernel/microcode_amd.c
@@ -190,6 +190,7 @@ static unsigned int verify_patch_size(int cpu, u32 patch_size,
 #define F1XH_MPB_MAX_SIZE 2048
 #define F14H_MPB_MAX_SIZE 1824
 #define F15H_MPB_MAX_SIZE 4096
+#define F16H_MPB_MAX_SIZE 3458
 
 	switch (c->x86) {
 	case 0x14:
@@ -198,6 +199,9 @@ static unsigned int verify_patch_size(int cpu, u32 patch_size,
 	case 0x15:
 		max_size = F15H_MPB_MAX_SIZE;
 		break;
+	case 0x16:
+		max_size = F16H_MPB_MAX_SIZE;
+		break;
 	default:
 		max_size = F1XH_MPB_MAX_SIZE;
 		break;
--
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