From: <gregkh@linuxfoundation.org>
To: Rex.Zhu@amd.com, alexander.deucher@amd.com, gregkh@linuxfoundation.org
Cc: <stable@vger.kernel.org>, <stable-commits@vger.kernel.org>
Subject: Patch "drm/amd/pp: fix typecast error in powerplay." has been added to the 4.14-stable tree
Date: Mon, 04 Dec 2017 13:03:50 +0100 [thread overview]
Message-ID: <151238903048144@kroah.com> (raw)
This is a note to let you know that I've just added the patch titled
drm/amd/pp: fix typecast error in powerplay.
to the 4.14-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
drm-amd-pp-fix-typecast-error-in-powerplay.patch
and it can be found in the queue-4.14 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@vger.kernel.org> know about it.
>From 8d8258bdab735d9f3c4b78e091ecfbb2b2b1f2ca Mon Sep 17 00:00:00 2001
From: Rex Zhu <Rex.Zhu@amd.com>
Date: Fri, 17 Nov 2017 16:41:16 +0800
Subject: drm/amd/pp: fix typecast error in powerplay.
From: Rex Zhu <Rex.Zhu@amd.com>
commit 8d8258bdab735d9f3c4b78e091ecfbb2b2b1f2ca upstream.
resulted in unexpected data truncation
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Rex Zhu <Rex.Zhu@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---
drivers/gpu/drm/amd/powerplay/hwmgr/process_pptables_v1_0.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
--- a/drivers/gpu/drm/amd/powerplay/hwmgr/process_pptables_v1_0.c
+++ b/drivers/gpu/drm/amd/powerplay/hwmgr/process_pptables_v1_0.c
@@ -850,9 +850,9 @@ static int init_over_drive_limits(
const ATOM_Tonga_POWERPLAYTABLE *powerplay_table)
{
hwmgr->platform_descriptor.overdriveLimit.engineClock =
- le16_to_cpu(powerplay_table->ulMaxODEngineClock);
+ le32_to_cpu(powerplay_table->ulMaxODEngineClock);
hwmgr->platform_descriptor.overdriveLimit.memoryClock =
- le16_to_cpu(powerplay_table->ulMaxODMemoryClock);
+ le32_to_cpu(powerplay_table->ulMaxODMemoryClock);
hwmgr->platform_descriptor.minOverdriveVDDC = 0;
hwmgr->platform_descriptor.maxOverdriveVDDC = 0;
Patches currently in stable-queue which might be from Rex.Zhu@amd.com are
queue-4.14/drm-amd-pp-fix-typecast-error-in-powerplay.patch
reply other threads:[~2017-12-04 12:03 UTC|newest]
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