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From 3ef1edb79f107ca65dddfbd21b1f234dac625440 Mon Sep 17 00:00:00 2001
From: James Zhu <James.Zhu@amd.com>
Date: Mon, 10 Sep 2018 18:15:11 -0400
Subject: [PATCH 0422/2940] drm/amdgpu:Add DPG pause state
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

Add DPG pause state to support VCN DPG mode.

Signed-off-by: James Zhu <James.Zhu@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Reviewed-by: Huang Rui <ray.huang@amd.com>
Acked-by: Christian König <christian.koenig@amd.com>
---
 drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.h | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.h
index d2219abd50f0..0b88a4672da5 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.h
@@ -56,6 +56,16 @@ enum engine_status_constants {
 	UVD_STATUS__RBC_BUSY = 0x1,
 };
 
+enum internal_dpg_state {
+	VCN_DPG_STATE__UNPAUSE = 0,
+	VCN_DPG_STATE__PAUSE,
+};
+
+struct dpg_pause_state {
+	enum internal_dpg_state fw_based;
+	enum internal_dpg_state jpeg;
+};
+
 struct amdgpu_vcn {
 	struct amdgpu_bo	*vcpu_bo;
 	void			*cpu_addr;
@@ -70,6 +80,7 @@ struct amdgpu_vcn {
 	struct amdgpu_irq_src	irq;
 	unsigned		num_enc_rings;
 	enum amd_powergating_state cur_state;
+	struct dpg_pause_state pause_state;
 };
 
 int amdgpu_vcn_sw_init(struct amdgpu_device *adev);
-- 
2.17.1