From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: James Zhu , Alex Deucher , Sasha Levin , amd-gfx@lists.freedesktop.org, dri-devel@lists.freedesktop.org Subject: [PATCH AUTOSEL 4.19 59/73] drm/amdgpu/vcn: Update vcn.cur_state during suspend Date: Wed, 12 Dec 2018 23:28:24 -0500 Message-Id: <20181213042838.75160-59-sashal@kernel.org> In-Reply-To: <20181213042838.75160-1-sashal@kernel.org> References: <20181213042838.75160-1-sashal@kernel.org> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit List-ID: From: James Zhu [ Upstream commit 0a9b89b2e2e7b6d90f81ddc47e489be1043e01b1 ] Replace vcn_v1_0_stop with vcn_v1_0_set_powergating_state during suspend, to keep adev->vcn.cur_state update. It will fix VCN S3 hung issue. Signed-off-by: James Zhu Reviewed-by: Leo Liu Signed-off-by: Alex Deucher Signed-off-by: Sasha Levin --- drivers/gpu/drm/amd/amdgpu/vcn_v1_0.c | 3 ++- 1 file changed, 2 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 072371ef5975..4f8f3bb21832 100644 --- a/drivers/gpu/drm/amd/amdgpu/vcn_v1_0.c +++ b/drivers/gpu/drm/amd/amdgpu/vcn_v1_0.c @@ -43,6 +43,7 @@ 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 @@ -216,7 +217,7 @@ 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; -- 2.19.1