From: Evan Quan <evan.quan@amd.com>
Date: Mon, 22 Jul 2019 01:57:27 +0000 (+0800)
Subject: drm/amd/powerplay: support VCN powergate status retrieval for SW SMU
X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=bf2bf52383a09256e11278e7bcb67dcd912078c7;p=linux.git

drm/amd/powerplay: support VCN powergate status retrieval for SW SMU

Commonly used for VCN powergate status retrieval for SW SMU.

Signed-off-by: Evan Quan <evan.quan@amd.com>
Reviewed-by: Kenneth Feng <kenneth.feng@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
---

diff --git a/drivers/gpu/drm/amd/powerplay/amdgpu_smu.c b/drivers/gpu/drm/amd/powerplay/amdgpu_smu.c
index 9de7b369901e8..b1e0e2a4aca12 100644
--- a/drivers/gpu/drm/amd/powerplay/amdgpu_smu.c
+++ b/drivers/gpu/drm/amd/powerplay/amdgpu_smu.c
@@ -424,6 +424,10 @@ int smu_common_read_sensor(struct smu_context *smu, enum amd_pp_sensors sensor,
 		*(uint32_t *)data = smu_feature_is_enabled(smu, SMU_FEATURE_DPM_VCE_BIT) ? 1 : 0;
 		*size = 4;
 		break;
+	case AMDGPU_PP_SENSOR_VCN_POWER_STATE:
+		*(uint32_t *)data = smu_feature_is_enabled(smu, SMU_FEATURE_VCN_PG_BIT) ? 1 : 0;
+		*size = 4;
+		break;
 	default:
 		ret = -EINVAL;
 		break;