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Mon, 6 Jul 2020 15:12:25 +0000 Subject: Re: [PATCH] drivers: soc: Fix mailbox suspend/resume no irq for IMX SCU To: Vincenzo Frascino , linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org Cc: Jassi Brar , Shawn Guo , Sascha Hauer , Pengutronix Kernel Team , Fabio Estevam , NXP Linux Team References: <20200706150013.35326-1-vincenzo.frascino@arm.com> From: Daniel Baluta Message-ID: <519cf3c2-7b48-5318-3a58-f51202aac6d9@nxp.com> Date: Mon, 6 Jul 2020 18:12:22 +0300 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.8.0 In-Reply-To: <20200706150013.35326-1-vincenzo.frascino@arm.com> Content-Type: text/plain; charset=utf-8; format=flowed Content-Transfer-Encoding: 8bit Content-Language: en-US X-ClientProxiedBy: AM0PR03CA0051.eurprd03.prod.outlook.com (2603:10a6:208::28) To VI1PR0401MB2287.eurprd04.prod.outlook.com (2603:10a6:800:2e::19) MIME-Version: 1.0 X-MS-Exchange-MessageSentRepresentingType: 1 Received: from [IPv6:2a02:2f08:5905:e800:50a7:a613:429b:9846] (2a02:2f08:5905:e800:50a7:a613:429b:9846) by AM0PR03CA0051.eurprd03.prod.outlook.com (2603:10a6:208::28) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.3153.20 via Frontend Transport; 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X-MS-Exchange-AntiSpam-MessageData: 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 X-OriginatorOrg: nxp.com X-MS-Exchange-CrossTenant-Network-Message-Id: 2b3da8ee-9234-4731-5fb2-08d821befd10 X-MS-Exchange-CrossTenant-AuthSource: VI1PR0401MB2287.eurprd04.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-OriginalArrivalTime: 06 Jul 2020 15:12:24.9445 (UTC) X-MS-Exchange-CrossTenant-FromEntityHeader: Hosted X-MS-Exchange-CrossTenant-Id: 686ea1d3-bc2b-4c6f-a92c-d99c5c301635 X-MS-Exchange-CrossTenant-MailboxType: HOSTED X-MS-Exchange-CrossTenant-UserPrincipalName: R5iR0qD4j010EriGilp+9tnWaeAAQpZS8Z+IQNhCA8Fro9YVqljqaMRAtwWG10AE/HLyhhRM4YosOlbHS34JLQ== X-MS-Exchange-Transport-CrossTenantHeadersStamped: VI1PR04MB6799 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 06.07.2020 18:00, Vincenzo Frascino wrote: > imx_mu_suspend_noirq()/imx_mu_resume_noirq() are currently used only > when CONFIG_PM_SLEEP configuration options is enabled. Having it > disabled triggers the following warning at compile time: > > drivers/mailbox/imx-mailbox.c:611:12: warning: ‘imx_mu_resume_noirq’ > defined but not used [-Wunused-function] > static int imx_mu_resume_noirq(struct device *dev) > > drivers/mailbox/imx-mailbox.c:601:12: warning: ‘imx_mu_suspend_noirq’ > defined but not used [-Wunused-function] > static int imx_mu_suspend_noirq(struct device *dev) > > Make imx_mu_suspend_noirq()/imx_mu_resume_noirq() __maybe_unused to > address the issue. > > Cc: Jassi Brar > Cc: Shawn Guo > Cc: Sascha Hauer > Cc: Pengutronix Kernel Team > Cc: Fabio Estevam > Cc: NXP Linux Team > Signed-off-by: Vincenzo Frascino Reviewed-by: Daniel Baluta