[PATCH 34/38] drm/amd/powerplay: added voltage boot time calibration

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From: Evan Quan <evan.quan@xxxxxxx>

Run AFLL BTC after upload pptable and before enabling
all smu features.

Signed-off-by: Evan Quan <evan.quan at amd.com>
Reviewed-by: Rex Zhu <Rex.Zhu at amd.com>
Signed-off-by: Alex Deucher <alexander.deucher at 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 d7c4334da250..fb32b28afa66 100644
--- a/drivers/gpu/drm/amd/powerplay/hwmgr/vega20_hwmgr.c
+++ b/drivers/gpu/drm/amd/powerplay/hwmgr/vega20_hwmgr.c
@@ -756,6 +756,11 @@ static int vega20_set_allowed_featuresmask(struct pp_hwmgr *hwmgr)
 	return 0;
 }
 
+static int vega20_run_btc_afll(struct pp_hwmgr *hwmgr)
+{
+	return smum_send_msg_to_smc(hwmgr, PPSMC_MSG_RunAfllBtc);
+}
+
 static int vega20_enable_all_smu_features(struct pp_hwmgr *hwmgr)
 {
 	struct vega20_hwmgr *data =
@@ -1391,6 +1396,11 @@ static int vega20_enable_dpm_tasks(struct pp_hwmgr *hwmgr)
 			"[EnableDPMTasks] Failed to initialize SMC table!",
 			return result);
 
+	result = vega20_run_btc_afll(hwmgr);
+	PP_ASSERT_WITH_CODE(!result,
+			"[EnableDPMTasks] Failed to run btc afll!",
+			return result);
+
 	result = vega20_enable_all_smu_features(hwmgr);
 	PP_ASSERT_WITH_CODE(!result,
 			"[EnableDPMTasks] Failed to enable all smu features!",
-- 
2.13.6



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