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From 3888f3b78967de759444b11d3aa332ea2c949c3b Mon Sep 17 00:00:00 2001
From: Evan Quan <evan.quan@amd.com>
Date: Mon, 22 Jul 2019 09:57:27 +0800
Subject: [PATCH 3179/4256] 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>
---
drivers/gpu/drm/amd/powerplay/amdgpu_smu.c | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/drivers/gpu/drm/amd/powerplay/amdgpu_smu.c b/drivers/gpu/drm/amd/powerplay/amdgpu_smu.c
index 8ebfe41a4dc9..3f615d4624c7 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;
--
2.17.1
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