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From b1c81e03a897481d30aa7e100555523e42a38e28 Mon Sep 17 00:00:00 2001
From: Indrajit Das <indrajit-kumar.das@amd.com>
Date: Tue, 4 Dec 2018 13:42:13 +0530
Subject: [PATCH 5723/5725] drm/amdgpu/vcn:Fixed S3 hung issue
Provided by James Zhu
---
drivers/gpu/drm/amd/amdgpu/vcn_v1_0.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/amd/amdgpu/vcn_v1_0.c b/drivers/gpu/drm/amd/amdgpu/vcn_v1_0.c
index 0d80b44..3f17116 100644
--- a/drivers/gpu/drm/amd/amdgpu/vcn_v1_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/vcn_v1_0.c
@@ -48,6 +48,8 @@ static void vcn_v1_0_set_enc_ring_funcs(struct amdgpu_device *adev);
static void vcn_v1_0_set_jpeg_ring_funcs(struct amdgpu_device *adev);
static void vcn_v1_0_set_irq_funcs(struct amdgpu_device *adev);
static void vcn_v1_0_jpeg_ring_set_patch_ring(struct amdgpu_ring *ring, uint32_t ptr);
+static int vcn_v1_0_set_powergating_state(void *handle,
+ enum amd_powergating_state state);
/**
* vcn_v1_0_early_init - set function pointers
@@ -222,7 +224,7 @@ static int vcn_v1_0_hw_fini(void *handle)
struct amdgpu_ring *ring = &adev->vcn.ring_dec;
if (RREG32_SOC15(VCN, 0, mmUVD_STATUS))
- vcn_v1_0_stop(adev);
+ vcn_v1_0_set_powergating_state(adev, AMD_PG_STATE_GATE);
ring->ready = false;
--
2.7.4
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