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Tue, 26 Nov 2024 01:26:28 +0000 Message-ID: <4c32e1f4-dc2f-4d56-a757-deef151fbea9@amd.com> Date: Tue, 26 Nov 2024 06:56:20 +0530 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH] soundwire: amd: clear wake enable register for power off mode To: vkoul@kernel.org Cc: yung-chuan.liao@linux.intel.com, pierre-louis.bossart@linux.dev, sanyog.r.kale@intel.com, alsa-devel@alsa-project.org, linux-kernel@vger.kernel.org, Basavaraj.Hiregoudar@amd.com, Sunil-kumar.Dommati@amd.com, venkataprasad.potturu@amd.com, mario.limonciello@amd.com References: <20241112185138.3235375-1-Vijendar.Mukunda@amd.com> Content-Language: en-US From: "Mukunda,Vijendar" In-Reply-To: <20241112185138.3235375-1-Vijendar.Mukunda@amd.com> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-ClientProxiedBy: PN2PR01CA0230.INDPRD01.PROD.OUTLOOK.COM (2603:1096:c01:eb::15) To DM6PR12MB4123.namprd12.prod.outlook.com (2603:10b6:5:21f::23) MIME-Version: 1.0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: DM6PR12MB4123:EE_|MN0PR12MB6295:EE_ X-MS-Office365-Filtering-Correlation-Id: d604e12b-13c0-412f-20b5-08dd0db959d2 X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0;ARA:13230040|376014|1800799024|366016; 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no-senders; approved; emergency; loop; banned-address; member-moderation; header-match-alsa-devel.alsa-project.org-0; header-match-alsa-devel.alsa-project.org-1; nonmember-moderation; administrivia; implicit-dest; max-recipients; max-size; news-moderation; no-subject; digests; suspicious-header X-Mailman-Version: 3.3.9 Precedence: list List-Id: "Alsa-devel mailing list for ALSA developers - http://www.alsa-project.org" Archived-At: List-Archive: List-Help: List-Owner: List-Post: List-Subscribe: List-Unsubscribe: On 13/11/24 00:21, Vijendar Mukunda wrote: > As per design for power off mode, clear the wake enable register during > resume sequence. Hi Vinod, Could you please review the patch? Thanks, Vijendar > > Signed-off-by: Vijendar Mukunda > --- > drivers/soundwire/amd_manager.c | 1 + > 1 file changed, 1 insertion(+) > > diff --git a/drivers/soundwire/amd_manager.c b/drivers/soundwire/amd_manager.c > index 5a4bfaef65fb..96a3aa6da711 100644 > --- a/drivers/soundwire/amd_manager.c > +++ b/drivers/soundwire/amd_manager.c > @@ -1190,6 +1190,7 @@ static int __maybe_unused amd_resume_runtime(struct device *dev) > if (amd_manager->power_mode_mask & AMD_SDW_CLK_STOP_MODE) { > return amd_sdw_clock_stop_exit(amd_manager); > } else if (amd_manager->power_mode_mask & AMD_SDW_POWER_OFF_MODE) { > + writel(0x00, amd_manager->acp_mmio + ACP_SW_WAKE_EN(amd_manager->instance)); > val = readl(amd_manager->mmio + ACP_SW_CLK_RESUME_CTRL); > if (val) { > val |= AMD_SDW_CLK_RESUME_REQ;