linux-kernel - Re: [PATCH 1/2] ASoC: SOF: MediaTek: Add mt8196 hardware support

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <204c40d5-de0f-42d0-bc86-d17606c4929f@collabora.com>
Date: Thu, 20 Mar 2025 13:40:06 +0100
From: AngeloGioacchino Del Regno <angelogioacchino.delregno@...labora.com>
To: Krzysztof Kozlowski <krzk@...nel.org>,
 "hailong.fan" <hailong.fan@...iatek.com>
Cc: Rob Herring <robh@...nel.org>, Krzysztof Kozlowski <krzk+dt@...nel.org>,
 Conor Dooley <conor+dt@...nel.org>, Matthias Brugger
 <matthias.bgg@...il.com>, Liam Girdwood <lgirdwood@...il.com>,
 Peter Ujfalusi <peter.ujfalusi@...ux.intel.com>,
 Bard Liao <yung-chuan.liao@...ux.intel.com>,
 Ranjani Sridharan <ranjani.sridharan@...ux.intel.com>,
 Daniel Baluta <daniel.baluta@....com>,
 Kai Vehmanen <kai.vehmanen@...ux.intel.com>,
 Pierre-Louis Bossart <pierre-louis.bossart@...ux.dev>,
 Mark Brown <broonie@...nel.org>, Jaroslav Kysela <perex@...ex.cz>,
 Takashi Iwai <tiwai@...e.com>, devicetree@...r.kernel.org,
 linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
 linux-mediatek@...ts.infradead.org, sound-open-firmware@...a-project.org,
 linux-sound@...r.kernel.org,
 Project_Global_Chrome_Upstream_Group@...iatek.com, Jjian.Zhou@...iatek.com,
 Xiangzhi.Tang@...iatek.com
Subject: Re: [PATCH 1/2] ASoC: SOF: MediaTek: Add mt8196 hardware support

Il 20/03/25 08:52, Krzysztof Kozlowski ha scritto:
> On Thu, Mar 20, 2025 at 11:17:24AM +0800, hailong.fan wrote:
>> +
>> +void mt8196_sof_hifixdsp_shutdown(struct snd_sof_dev *sdev)
>> +{
>> +	/* set RUNSTALL to stop core */
>> +	snd_sof_dsp_update_bits(sdev, DSP_REG_BAR, ADSP_HIFI_RUNSTALL,
>> +				RUNSTALL, RUNSTALL);
>> +
>> +	/* assert core reset */
>> +	snd_sof_dsp_update_bits(sdev, DSP_REG_BAR, ADSP_CFGREG_SW_RSTN,
>> +				SW_RSTN_C0 | SW_DBG_RSTN_C0,
>> +				SW_RSTN_C0 | SW_DBG_RSTN_C0);
>> +}
>> +
> 
> Drop stray blank line.
> 
>> diff --git a/sound/soc/sof/mediatek/mt8196/mt8196.c b/sound/soc/sof/mediatek/mt8196/mt8196.c
>> new file mode 100644
>> index 000000000000..364069ce9954
>> --- /dev/null
>> +++ b/sound/soc/sof/mediatek/mt8196/mt8196.c
>> @@ -0,0 +1,650 @@
>> +// SPDX-License-Identifier: GPL-2.0
> 
> Look here
> 
>> +/*
>> + * Copyright (c) 2025 MediaTek Inc.
>> + * Author: Hailong Fan <hailong.fan@...iatek.com>
>> + */
> 
> ...
> 
>> +
>> +static const struct of_device_id sof_of_mt8196_ids[] = {
>> +	{ .compatible = "mediatek,mt8196-dsp", .data = &sof_of_mt8196_desc},
> 
> Bindings are before users.
> 
>> +	{ }
>> +};
>> +MODULE_DEVICE_TABLE(of, sof_of_mt8196_ids);
>> +
>> +/* DT driver definition */
>> +static struct platform_driver snd_sof_of_mt8196_driver = {
>> +	.probe = sof_of_probe,
>> +	.remove = sof_of_remove,
>> +	.shutdown = sof_of_shutdown,
>> +	.driver = {
>> +	.name = "sof-audio-of-mt8196",
>> +		.pm = &sof_of_pm,
>> +		.of_match_table = sof_of_mt8196_ids,
>> +	},
>> +};
>> +module_platform_driver(snd_sof_of_mt8196_driver);
>> +
>> +MODULE_LICENSE("Dual BSD/GPL");
> 
> And here Hm? Don't fake the licensing.
> 
>> +MODULE_DESCRIPTION("SOF support for MT8196 platforms");
>> +MODULE_IMPORT_NS("SND_SOC_SOF_XTENSA");
> 
> Is this correct?
> 

The import namespace you mean? yes, that's for sof_xtensa_arch_ops :-)

Cheers

> 
> Best regards,
> Krzysztof
>