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From 05d6bc7ff33b161af5120626254fd17196292b0c Mon Sep 17 00:00:00 2001
From: Rex Zhu <Rex.Zhu@amd.com>
Date: Fri, 19 Jan 2018 13:21:52 +0800
Subject: [PATCH 3223/4131] drm/amd/pp: Disable OD feature if VBIOS limits
Check vbios to determine whether we can enable OD
Change-Id: I482ce1f9ada82255d02d6e3f27b1a3cd68578d14
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Rex Zhu <Rex.Zhu@amd.com>
---
drivers/gpu/drm/amd/powerplay/hwmgr/process_pptables_v1_0.c | 8 ++++----
drivers/gpu/drm/amd/powerplay/hwmgr/processpptables.c | 11 +++++------
drivers/gpu/drm/amd/powerplay/hwmgr/vega10_processpptables.c | 8 ++++----
3 files changed, 13 insertions(+), 14 deletions(-)
diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/process_pptables_v1_0.c b/drivers/gpu/drm/amd/powerplay/hwmgr/process_pptables_v1_0.c
index b49d65c..c9eecce 100644
--- a/drivers/gpu/drm/amd/powerplay/hwmgr/process_pptables_v1_0.c
+++ b/drivers/gpu/drm/amd/powerplay/hwmgr/process_pptables_v1_0.c
@@ -836,10 +836,10 @@ static int init_over_drive_limits(
hwmgr->platform_descriptor.maxOverdriveVDDC = 0;
hwmgr->platform_descriptor.overdriveVDDCStep = 0;
- if (hwmgr->platform_descriptor.overdriveLimit.engineClock > 0 \
- && hwmgr->platform_descriptor.overdriveLimit.memoryClock > 0) {
- phm_cap_set(hwmgr->platform_descriptor.platformCaps,
- PHM_PlatformCaps_ACOverdriveSupport);
+ if (hwmgr->platform_descriptor.overdriveLimit.engineClock == 0 \
+ || hwmgr->platform_descriptor.overdriveLimit.memoryClock == 0) {
+ hwmgr->od_enabled = false;
+ pr_debug("OverDrive feature not support by VBIOS\n");
}
return 0;
diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/processpptables.c b/drivers/gpu/drm/amd/powerplay/hwmgr/processpptables.c
index c3e7e34..815c9bc 100644
--- a/drivers/gpu/drm/amd/powerplay/hwmgr/processpptables.c
+++ b/drivers/gpu/drm/amd/powerplay/hwmgr/processpptables.c
@@ -1074,12 +1074,11 @@ static int init_overdrive_limits(struct pp_hwmgr *hwmgr,
powerplay_table,
(const ATOM_FIRMWARE_INFO_V2_1 *)fw_info);
- if (hwmgr->platform_descriptor.overdriveLimit.engineClock > 0
- && hwmgr->platform_descriptor.overdriveLimit.memoryClock > 0
- && !phm_cap_enabled(hwmgr->platform_descriptor.platformCaps,
- PHM_PlatformCaps_OverdriveDisabledByPowerBudget))
- phm_cap_set(hwmgr->platform_descriptor.platformCaps,
- PHM_PlatformCaps_ACOverdriveSupport);
+ if (hwmgr->platform_descriptor.overdriveLimit.engineClock == 0
+ && hwmgr->platform_descriptor.overdriveLimit.memoryClock == 0) {
+ hwmgr->od_enabled = false;
+ pr_debug("OverDrive feature not support by VBIOS\n");
+ }
return result;
}
diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_processpptables.c b/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_processpptables.c
index f14c761..6d44cf0 100644
--- a/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_processpptables.c
+++ b/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_processpptables.c
@@ -267,10 +267,10 @@ static int init_over_drive_limits(
hwmgr->platform_descriptor.maxOverdriveVDDC = 0;
hwmgr->platform_descriptor.overdriveVDDCStep = 0;
- if (hwmgr->platform_descriptor.overdriveLimit.engineClock > 0 &&
- hwmgr->platform_descriptor.overdriveLimit.memoryClock > 0) {
- phm_cap_set(hwmgr->platform_descriptor.platformCaps,
- PHM_PlatformCaps_ACOverdriveSupport);
+ if (hwmgr->platform_descriptor.overdriveLimit.engineClock == 0 ||
+ hwmgr->platform_descriptor.overdriveLimit.memoryClock == 0) {
+ hwmgr->od_enabled = false;
+ pr_debug("OverDrive feature not support by VBIOS\n");
}
return 0;
--
2.7.4
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