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dmarc=none action=none header.from=nxp.com; Received: from VE1PR04MB6638.eurprd04.prod.outlook.com (2603:10a6:803:119::15) by VI1PR04MB6943.eurprd04.prod.outlook.com (2603:10a6:803:13a::16) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.3153.22; Thu, 2 Jul 2020 06:53:46 +0000 Received: from VE1PR04MB6638.eurprd04.prod.outlook.com ([fe80::5cc4:23a5:ca17:da7d]) by VE1PR04MB6638.eurprd04.prod.outlook.com ([fe80::5cc4:23a5:ca17:da7d%6]) with mapi id 15.20.3153.024; Thu, 2 Jul 2020 06:53:46 +0000 From: Robin Gong To: vkoul@kernel.org, robh+dt@kernel.org, shawnguo@kernel.org, s.hauer@pengutronix.de, festevam@gmail.com, catalin.marinas@arm.com, will@kernel.org, dan.j.williams@intel.com, angelo@sysam.it Subject: [PATCH v1 2/9] dmaengine: fsl-edma-common: add condition check for fsl_edma_chan_mux Date: Thu, 2 Jul 2020 23:08:02 +0800 Message-Id: <1593702489-21648-3-git-send-email-yibin.gong@nxp.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1593702489-21648-1-git-send-email-yibin.gong@nxp.com> References: <1593702489-21648-1-git-send-email-yibin.gong@nxp.com> X-ClientProxiedBy: SG2PR01CA0172.apcprd01.prod.exchangelabs.com (2603:1096:4:28::28) To VE1PR04MB6638.eurprd04.prod.outlook.com (2603:10a6:803:119::15) MIME-Version: 1.0 X-MS-Exchange-MessageSentRepresentingType: 1 Received: from robin-OptiPlex-790.ap.freescale.net (119.31.174.67) by SG2PR01CA0172.apcprd01.prod.exchangelabs.com (2603:1096:4:28::28) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256) id 15.20.3153.24 via Frontend Transport; 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CAT:NONE; SFTY:; SFS:(4636009)(396003)(136003)(366004)(376002)(39860400002)(346002)(83380400001)(66476007)(6666004)(66946007)(66556008)(52116002)(36756003)(8936002)(2616005)(6486002)(956004)(6512007)(186003)(7416002)(4326008)(26005)(2906002)(8676002)(86362001)(16526019)(4744005)(478600001)(6506007)(5660300002)(316002); DIR:OUT; SFP:1101; X-MS-Exchange-AntiSpam-MessageData: xWOxiCM6cwZJonh1nzh+bHhrNUv9CES5uzKKbylO/2hpaclcReb59+DVwUAmvwKlXLOGzmKkzXERLSnpDEuo104g+AoNvcmm6AWT2TcYyqsLTEqa69Ustk+58dTy9R2Ufkj894NY6uJSlDYTO0DdMwrfMpO3j4v5qTRjVtbUQX9D97+V5fw+OtQonkzCZeroJpWmOtFa4SsFUVMiHy33TBXlM2hnYy+CMBbV7NcnnqP5UrXczqtG4WHZY0h2t8LI79SVXdKvQQ9gl8TxpIkwjooE8hSPkqCjEX+LEnPGrZur0F4gbD+eMieFk7Sk1aVLhHZDqeYeV2x8cD+d7X3MyGYhI624AE2VmJXMAWyGwWjwoIRG++FOw+/i93cfNMO1VdMypOs2kFkPc0gg4eA9XML01h2D5NQhDiUjut/UYnWApKtKJjjYBdF1qf3uF5XhQraPdnKvvnX4KMPCztRF8KGg2KRdnlI5fb9melLzqu4= X-OriginatorOrg: nxp.com X-MS-Exchange-CrossTenant-Network-Message-Id: 48ce6396-f159-4a1f-f977-08d81e54aa93 X-MS-Exchange-CrossTenant-AuthSource: VE1PR04MB6638.eurprd04.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-OriginalArrivalTime: 02 Jul 2020 06:53:46.4333 (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: np4HXcxLulTG5mgEzvPpOpkxHERyozaJEC6tTQ2FAsCaja5fX3aPLrPad/2eZkRwicSmaFLGDVdKhDGEEhIKvQ== X-MS-Exchange-Transport-CrossTenantHeadersStamped: VI1PR04MB6943 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200702_025348_829916_36741AA7 X-CRM114-Status: GOOD ( 10.25 ) X-Spam-Score: -0.9 (/) X-Spam-Report: SpamAssassin version 3.4.4 on merlin.infradead.org summary: Content analysis details: (-0.9 points) pts rule name description ---- ---------------------- -------------------------------------------------- -0.7 RCVD_IN_DNSWL_LOW RBL: Sender listed at https://www.dnswl.org/, low trust [40.107.6.42 listed in list.dnswl.org] -0.0 SPF_HELO_PASS SPF: HELO matches SPF record 0.0 DATE_IN_FUTURE_06_12 Date: is 6 to 12 hours after Received: date -0.0 SPF_PASS SPF: sender matches SPF record -0.1 DKIM_VALID Message has at least one valid DKIM or DK signature 0.1 DKIM_SIGNED Message has a DKIM or DK signature, not necessarily valid -0.1 DKIM_VALID_AU Message has a valid DKIM or DK signature from author's domain -0.1 DKIM_VALID_EF Message has a valid DKIM or DK signature from envelope-from domain -0.0 RCVD_IN_MSPIKE_H2 RBL: Average reputation (+2) [40.107.6.42 listed in wl.mailspike.net] 0.0 MSGID_FROM_MTA_HEADER Message-Id was added by a relay X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-imx@nxp.com, kernel@pengutronix.de, dmaengine@vger.kernel.org, linux-arm-kernel@lists.infradead.org Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org Since next edma3 don't have dmamux, add condition check in the common fsl_edma_free_chan_resources(). Signed-off-by: Robin Gong --- drivers/dma/fsl-edma-common.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) diff --git a/drivers/dma/fsl-edma-common.c b/drivers/dma/fsl-edma-common.c index ef5294f0..d19e8a8 100644 --- a/drivers/dma/fsl-edma-common.c +++ b/drivers/dma/fsl-edma-common.c @@ -642,7 +642,10 @@ void fsl_edma_free_chan_resources(struct dma_chan *chan) spin_lock_irqsave(&fsl_chan->vchan.lock, flags); fsl_chan->edma->drvdata->dis_req(fsl_chan); - fsl_edma_chan_mux(fsl_chan, 0, false); + + if (fsl_chan->edma->drvdata->dmamuxs) + fsl_edma_chan_mux(fsl_chan, 0, false); + fsl_chan->edesc = NULL; vchan_get_all_descriptors(&fsl_chan->vchan, &head); fsl_edma_unprep_slave_dma(fsl_chan);