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: [PATCH] drm/amd/pp: fix typecast error in powerplay.
Git-commit: 8d8258bdab735d9f3c4b78e091ecfbb2b2b1f2ca
Patch-mainline: v4.15-rc1
References: bsc#1051510

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>
Cc: stable@vger.kernel.org
Acked-by: Takashi Iwai <tiwai@suse.de>

---
 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
@@ -830,9 +830,9 @@ 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;