From 05d6bc7ff33b161af5120626254fd17196292b0c Mon Sep 17 00:00:00 2001 From: Rex Zhu 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 Signed-off-by: Rex Zhu --- 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