From: Alex Deucher <alexander.deucher@amd.com>
Date: Thu, 27 Aug 2020 04:12:38 +0000 (-0400)
Subject: drm/amdgpu/swsmu: handle manual fan readback on SMU11
X-Git-Tag: v5.10.7~1332^2~30^2~12
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=f6eb433954bf32ab582208d9b58ec397f7814e5a;p=platform%2Fkernel%2Flinux-rpi.git

drm/amdgpu/swsmu: handle manual fan readback on SMU11

Need to read back from registers for manual mode rather than
using the metrics table.

Bug: https://gitlab.freedesktop.org/drm/amd/-/issues/1164
Reviewed-by: Evan Quan <evan.quan@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
---

diff --git a/drivers/gpu/drm/amd/pm/swsmu/smu11/arcturus_ppt.c b/drivers/gpu/drm/amd/pm/swsmu/smu11/arcturus_ppt.c
index f6d9b0d..2ce6ad9 100644
--- a/drivers/gpu/drm/amd/pm/swsmu/smu11/arcturus_ppt.c
+++ b/drivers/gpu/drm/amd/pm/swsmu/smu11/arcturus_ppt.c
@@ -1123,9 +1123,14 @@ static int arcturus_get_fan_speed_rpm(struct smu_context *smu,
 	if (!speed)
 		return -EINVAL;
 
-	return arcturus_get_smu_metrics_data(smu,
-					     METRICS_CURR_FANSPEED,
-					     speed);
+	switch (smu_v11_0_get_fan_control_mode(smu)) {
+	case AMD_FAN_CTRL_AUTO:
+		return arcturus_get_smu_metrics_data(smu,
+						     METRICS_CURR_FANSPEED,
+						     speed);
+	default:
+		return smu_v11_0_get_fan_speed_rpm(smu, speed);
+	}
 }
 
 static int arcturus_get_fan_parameters(struct smu_context *smu)
diff --git a/drivers/gpu/drm/amd/pm/swsmu/smu11/navi10_ppt.c b/drivers/gpu/drm/amd/pm/swsmu/smu11/navi10_ppt.c
index 87b5f9f..42d53cc 100644
--- a/drivers/gpu/drm/amd/pm/swsmu/smu11/navi10_ppt.c
+++ b/drivers/gpu/drm/amd/pm/swsmu/smu11/navi10_ppt.c
@@ -1362,9 +1362,14 @@ static int navi10_get_fan_speed_rpm(struct smu_context *smu,
 	if (!speed)
 		return -EINVAL;
 
-	return navi10_get_smu_metrics_data(smu,
-					   METRICS_CURR_FANSPEED,
-					   speed);
+	switch (smu_v11_0_get_fan_control_mode(smu)) {
+	case AMD_FAN_CTRL_AUTO:
+		return navi10_get_smu_metrics_data(smu,
+						   METRICS_CURR_FANSPEED,
+						   speed);
+	default:
+		return smu_v11_0_get_fan_speed_rpm(smu, speed);
+	}
 }
 
 static int navi10_get_fan_parameters(struct smu_context *smu)
diff --git a/drivers/gpu/drm/amd/pm/swsmu/smu11/sienna_cichlid_ppt.c b/drivers/gpu/drm/amd/pm/swsmu/smu11/sienna_cichlid_ppt.c
index 8633724..5c22611 100644
--- a/drivers/gpu/drm/amd/pm/swsmu/smu11/sienna_cichlid_ppt.c
+++ b/drivers/gpu/drm/amd/pm/swsmu/smu11/sienna_cichlid_ppt.c
@@ -1169,9 +1169,14 @@ static int sienna_cichlid_get_fan_speed_rpm(struct smu_context *smu,
 	if (!speed)
 		return -EINVAL;
 
-	return sienna_cichlid_get_smu_metrics_data(smu,
-						   METRICS_CURR_FANSPEED,
-						   speed);
+	switch (smu_v11_0_get_fan_control_mode(smu)) {
+	case AMD_FAN_CTRL_AUTO:
+		return sienna_cichlid_get_smu_metrics_data(smu,
+							   METRICS_CURR_FANSPEED,
+							   speed);
+	default:
+		return smu_v11_0_get_fan_speed_rpm(smu, speed);
+	}
 }
 
 static int sienna_cichlid_get_fan_parameters(struct smu_context *smu)