xref: /linux/sound/soc/intel/avs/lnl.c (revision a9e6060bb2a6cae6d43a98ec0794844ad01273d3)
1 // SPDX-License-Identifier: GPL-2.0-only
2 /*
3  * Copyright(c) 2021-2025 Intel Corporation
4  *
5  * Authors: Cezary Rojewski <cezary.rojewski@intel.com>
6  *          Amadeusz Slawinski <amadeuszx.slawinski@linux.intel.com>
7  */
8 
9 #include <sound/hdaudio_ext.h>
10 #include "avs.h"
11 #include "registers.h"
12 
avs_lnl_core_stall(struct avs_dev * adev,u32 core_mask,bool stall)13 int avs_lnl_core_stall(struct avs_dev *adev, u32 core_mask, bool stall)
14 {
15 	struct hdac_bus *bus = &adev->base.core;
16 	struct hdac_ext_link *hlink;
17 	int ret;
18 
19 	ret = avs_mtl_core_stall(adev, core_mask, stall);
20 
21 	/* On unstall, route interrupts from the links to the DSP firmware. */
22 	if (!ret && !stall)
23 		list_for_each_entry(hlink, &bus->hlink_list, list)
24 			snd_hdac_updatel(hlink->ml_addr, AZX_REG_ML_LCTL, AZX_ML_LCTL_OFLEN,
25 					 AZX_ML_LCTL_OFLEN);
26 	return ret;
27 }
28