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From 949a20f1b3f24a30551106ff65d083ee35345787 Mon Sep 17 00:00:00 2001
From: Evan Quan <evan.quan@amd.com>
Date: Mon, 21 Jan 2019 14:39:26 +0800
Subject: [PATCH 1124/2940] drm/amd/powerplay: run btc before enabling all SMU
features
BTC is needed before enabling all SMU features.
Signed-off-by: Evan Quan <evan.quan@amd.com>
Acked-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
---
drivers/gpu/drm/amd/powerplay/hwmgr/vega20_hwmgr.c | 10 ++++++++++
1 file changed, 10 insertions(+)
diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/vega20_hwmgr.c b/drivers/gpu/drm/amd/powerplay/hwmgr/vega20_hwmgr.c
index 60a22d8da7f0..5085b3636f8e 100644
--- a/drivers/gpu/drm/amd/powerplay/hwmgr/vega20_hwmgr.c
+++ b/drivers/gpu/drm/amd/powerplay/hwmgr/vega20_hwmgr.c
@@ -804,6 +804,11 @@ static int vega20_set_allowed_featuresmask(struct pp_hwmgr *hwmgr)
return 0;
}
+static int vega20_run_btc(struct pp_hwmgr *hwmgr)
+{
+ return smum_send_msg_to_smc(hwmgr, PPSMC_MSG_RunBtc);
+}
+
static int vega20_run_btc_afll(struct pp_hwmgr *hwmgr)
{
return smum_send_msg_to_smc(hwmgr, PPSMC_MSG_RunAfllBtc);
@@ -1565,6 +1570,11 @@ static int vega20_enable_dpm_tasks(struct pp_hwmgr *hwmgr)
"[EnableDPMTasks] Failed to initialize SMC table!",
return result);
+ result = vega20_run_btc(hwmgr);
+ PP_ASSERT_WITH_CODE(!result,
+ "[EnableDPMTasks] Failed to run btc!",
+ return result);
+
result = vega20_run_btc_afll(hwmgr);
PP_ASSERT_WITH_CODE(!result,
"[EnableDPMTasks] Failed to run btc afll!",
--
2.17.1
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