drm/amdgpu/vcn:Scan enc/jpeg fences to init dpg pause new state

	if (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG)	{

		struct dpg_pause_state new_state;

		unsigned int fences = 0;

		unsigned int i;

		if (ring->funcs->type == AMDGPU_RING_TYPE_VCN_ENC)

		for (i = 0; i < adev->vcn.num_enc_rings; ++i) {

			fences += amdgpu_fence_count_emitted(&adev->vcn.ring_enc[i]);

		}

		if (fences)

			new_state.fw_based = VCN_DPG_STATE__PAUSE;

		else

			new_state.fw_based = adev->vcn.pause_state.fw_based;

			new_state.fw_based = VCN_DPG_STATE__UNPAUSE;

		if (ring->funcs->type == AMDGPU_RING_TYPE_VCN_JPEG)

		if (amdgpu_fence_count_emitted(&adev->vcn.ring_jpeg))

			new_state.jpeg = VCN_DPG_STATE__PAUSE;

		else

			new_state.jpeg = adev->vcn.pause_state.jpeg;

			new_state.jpeg = VCN_DPG_STATE__UNPAUSE;

		if (ring->funcs->type == AMDGPU_RING_TYPE_VCN_ENC)

			new_state.fw_based = VCN_DPG_STATE__PAUSE;

		else if (ring->funcs->type == AMDGPU_RING_TYPE_VCN_JPEG)

			new_state.jpeg = VCN_DPG_STATE__PAUSE;

		amdgpu_vcn_pause_dpg_mode(adev, &new_state);

	}