[PATCH 3/5] drm/amd/powerplay: support VCN powergate status retrieval for SW SMU

[Feng, Kenneth]

Reviewed-by: Kenneth Feng <kenneth.feng at amd.com>


-----Original Message-----
From: amd-gfx [mailto:amd-gfx-bounces at lists.freedesktop.org] On Behalf Of Evan Quan
Sent: Monday, July 22, 2019 11:15 AM
To: amd-gfx at lists.freedesktop.org
Cc: Deucher, Alexander <Alexander.Deucher at amd.com>; Quan, Evan <Evan.Quan at amd.com>
Subject: [PATCH 3/5] drm/amd/powerplay: support VCN powergate status retrieval for SW SMU

[CAUTION: External Email]

Commonly used for VCN powergate status retrieval for SW SMU.

Change-Id: Ibc2f498848f728eb7727cd3fa889e91a2b09d07b
Signed-off-by: Evan Quan <evan.quan at 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 416f9a837fa8..4e18f33a1bab 100644
--- a/drivers/gpu/drm/amd/powerplay/amdgpu_smu.c
+++ b/drivers/gpu/drm/amd/powerplay/amdgpu_smu.c
@@ -336,6 +336,10 @@ 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:
+               *(uint32_t *)data = smu_feature_is_enabled(smu, SMU_FEATURE_VCN_PG_BIT) ? 1 : 0;
+               *size = 4;
+               break;
        default:
                ret = -EINVAL;
                break;
--
2.22.0

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