From patchwork Fri Apr 22 05:56:59 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Tinghan Shen X-Patchwork-Id: 12822803 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 483B4C433F5 for ; Fri, 22 Apr 2022 06:09:38 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-ID:Date:Subject:CC:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; 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Thu, 21 Apr 2022 23:07:20 -0700 Received: from mtkexhb02.mediatek.inc (172.21.101.103) by MTKMBS62N1.mediatek.inc (172.29.193.41) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Thu, 21 Apr 2022 22:57:18 -0700 Received: from mtkcas10.mediatek.inc (172.21.101.39) by mtkexhb02.mediatek.inc (172.21.101.103) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Fri, 22 Apr 2022 13:57:15 +0800 Received: from mtksdccf07.mediatek.inc (172.21.84.99) by mtkcas10.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1497.2 via Frontend Transport; Fri, 22 Apr 2022 13:57:15 +0800 From: Tinghan Shen To: Pierre-Louis Bossart , Liam Girdwood , Ranjani Sridharan , Kai Vehmanen , Daniel Baluta , Mark Brown , Jaroslav Kysela , Takashi Iwai , Matthias Brugger , YC Hung , Allen-KH Cheng , Tinghan Shen , =?utf-8?q?P=C3=A9ter_Ujfalusi?= , "Geert Uytterhoeven" CC: , , , , , Subject: [PATCH v1 4/4] ASoC: SOF: mediatek: Add DSP system PM callback for mt8186 Date: Fri, 22 Apr 2022 13:56:59 +0800 Message-ID: <20220422055659.8738-5-tinghan.shen@mediatek.com> X-Mailer: git-send-email 2.15.GIT In-Reply-To: <20220422055659.8738-1-tinghan.shen@mediatek.com> References: <20220422055659.8738-1-tinghan.shen@mediatek.com> MIME-Version: 1.0 X-MTK: N X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20220421_230728_826175_437D4516 X-CRM114-Status: GOOD ( 11.99 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Add DSP system PM callback for suspend and resume Signed-off-by: Allen-KH Cheng Signed-off-by: Tinghan Shen Reviewed-by: Ranjani Sridharan Reviewed-by: Yaochun Hung Reviewed-by: Pierre-Louis Bossart --- sound/soc/sof/mediatek/mt8186/mt8186.c | 28 ++++++++++++++++++++++++++ 1 file changed, 28 insertions(+) diff --git a/sound/soc/sof/mediatek/mt8186/mt8186.c b/sound/soc/sof/mediatek/mt8186/mt8186.c index a04cea77bd4d..c8faa63497c6 100644 --- a/sound/soc/sof/mediatek/mt8186/mt8186.c +++ b/sound/soc/sof/mediatek/mt8186/mt8186.c @@ -304,6 +304,30 @@ static int mt8186_dsp_remove(struct snd_sof_dev *sdev) return 0; } +static int mt8186_dsp_suspend(struct snd_sof_dev *sdev, u32 target_state) +{ + sof_hifixdsp_shutdown(sdev); + adsp_sram_power_off(sdev); + adsp_clock_off(sdev); + + return 0; +} + +static int mt8186_dsp_resume(struct snd_sof_dev *sdev) +{ + int ret; + + ret = adsp_clock_on(sdev); + if (ret) { + dev_err(sdev->dev, "adsp_clock_on fail!\n"); + return ret; + } + + adsp_sram_power_on(sdev); + + return ret; +} + /* on mt8186 there is 1 to 1 match between type and BAR idx */ static int mt8186_get_bar_index(struct snd_sof_dev *sdev, u32 type) { @@ -338,6 +362,10 @@ static struct snd_sof_dsp_ops sof_mt8186_ops = { /* Firmware ops */ .dsp_arch_ops = &sof_xtensa_arch_ops, + /* PM */ + .suspend = mt8186_dsp_suspend, + .resume = mt8186_dsp_resume, + /* ALSA HW info flags */ .hw_info = SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_MMAP_VALID |