linux-kernel - [PATCH 4.19 106/125] drm/amd/pm: correct Vega10 swctf limit setting

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-Id: <20200901150939.809238914@linuxfoundation.org>
Date:   Tue,  1 Sep 2020 17:11:01 +0200
From:   Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:     linux-kernel@...r.kernel.org
Cc:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        stable@...r.kernel.org, Evan Quan <evan.quan@....com>,
        Alex Deucher <alexander.deucher@....com>
Subject: [PATCH 4.19 106/125] drm/amd/pm: correct Vega10 swctf limit setting

From: Evan Quan <evan.quan@....com>

commit b05d71b51078fc428c6b72582126d9d75d3c1f4c upstream.

Correct the Vega10 thermal swctf limit.

Bug: https://gitlab.freedesktop.org/drm/amd/-/issues/1267

Signed-off-by: Evan Quan <evan.quan@....com>
Reviewed-by: Alex Deucher <alexander.deucher@....com>
Signed-off-by: Alex Deucher <alexander.deucher@....com>
Cc: stable@...r.kernel.org
Signed-off-by: Greg Kroah-Hartman <gregkh@...uxfoundation.org>

---
 drivers/gpu/drm/amd/powerplay/hwmgr/vega10_thermal.c |    7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

--- a/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_thermal.c
+++ b/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_thermal.c
@@ -362,6 +362,9 @@ int vega10_thermal_get_temperature(struc
 static int vega10_thermal_set_temperature_range(struct pp_hwmgr *hwmgr,
 		struct PP_TemperatureRange *range)
 {
+	struct phm_ppt_v2_information *pp_table_info =
+		(struct phm_ppt_v2_information *)(hwmgr->pptable);
+	struct phm_tdp_table *tdp_table = pp_table_info->tdp_table;
 	struct amdgpu_device *adev = hwmgr->adev;
 	int low = VEGA10_THERMAL_MINIMUM_ALERT_TEMP *
 			PP_TEMPERATURE_UNITS_PER_CENTIGRADES;
@@ -371,8 +374,8 @@ static int vega10_thermal_set_temperatur
 
 	if (low < range->min)
 		low = range->min;
-	if (high > range->max)
-		high = range->max;
+	if (high > tdp_table->usSoftwareShutdownTemp)
+		high = tdp_table->usSoftwareShutdownTemp;
 
 	if (low > high)
 		return -EINVAL;