Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20;
From:   Chancel Liu <chancel.liu@nxp.com>
To:     lgirdwood@gmail.com, broonie@kernel.org, perex@perex.cz,
        tiwai@suse.com, alsa-devel@alsa-project.org,
        linux-kernel@vger.kernel.org, robh+dt@kernel.org,
        devicetree@vger.kernel.org, krzysztof.kozlowski+dt@linaro.org,
        shengjiu.wang@gmail.com, Xiubo.Lee@gmail.com, festevam@gmail.com,
        nicoleotsuka@gmail.com, linuxppc-dev@lists.ozlabs.org
Cc:     Chancel Liu <chancel.liu@nxp.com>
Subject: [PATCH v3 4/7] ASoC: imx-pcm-rpmsg: Multi-channel support for sound card based on rpmsg
Date:   Fri, 30 Sep 2022 14:44:38 +0800
Message-Id: <20220930064441.2548505-5-chancel.liu@nxp.com>
In-Reply-To: <20220930064441.2548505-1-chancel.liu@nxp.com>
References: <20220930064441.2548505-1-chancel.liu@nxp.com>
Content-Transfer-Encoding: 8bit
Content-Type: text/plain
MIME-Version: 1.0
X-MS-Exchange-AntiSpam-MessageData-ChunkCount: 1
X-MS-Exchange-AntiSpam-MessageData-0: =?us-ascii?Q?beEZi3PR9Fk30CONFBCBld9MydSrQAHZWq9QwtzTrHoJ1Yry9oI864LKHSP7?=
 =?us-ascii?Q?fsYuN4nuOCgatHmFkebdvrECncGE0O8sTS51CMzTPLpXJvbXs2lAukAbdvC+?=
 =?us-ascii?Q?VhDv1jprOytJazp07JimVQwSO/K6Mp5mWSNLZXW6QgvNog2v/1l5r3LCQjoW?=
 =?us-ascii?Q?LxVRqeBzcJV/Bc7jajmB2WINw7FpFO2rYwk5lXhte/hdRv66dIab7czu790o?=
 =?us-ascii?Q?P9aEmxEe7CvrrRr5QmAAI5ezuq30iGZJvuIdu8+FswiPJbo6j1OeTbTDu/sC?=
 =?us-ascii?Q?Rv5Pv2ifKWjqjpNZRtjphDRMdUlNEtLxzO4vV7HHVT7eqoAxKFBa1VtnNfKq?=
 =?us-ascii?Q?UMVTIa/RmwrO6VUCAo8vV+16xnprIV8swHBsYwQzDiQrgb128QFLTeA5NzfD?=
 =?us-ascii?Q?8f7ehiIWtniI7OvDVBQSSi5WH0uuGbIyswgOdDabf2PNP8wRhfxqgrEuSKS3?=
 =?us-ascii?Q?8J5IDkvrv7bYDA0bhQTPgDPAWElwvbr4I2xseQ22AcduT+iQgCyZ5nrgIUOP?=
 =?us-ascii?Q?fwJ8F1NfeMEcc/P2H/iXqvq+UrxIIw609HqMJPaQfTFT843aJv0hSsL1vQgP?=
 =?us-ascii?Q?eoEj+cIvq/2DNrAGKoRbkXEvQ9348sEXUt2BsTmyLFuC7sL5jd1wXHPBOsMt?=
 =?us-ascii?Q?36ziKGms3pPKHX9QGdEaRhhLjWeWJP1kdwHt+oEa8TjoGd/r96nD8ljJOCpR?=
 =?us-ascii?Q?lH3hgAWQHEVB1YKfiAg9dNO/phlneSpeOs+LR38awSrJOnhS+9wCxdnk23HJ?=
 =?us-ascii?Q?fDF5oLckXd/RuDwwWFRR32MqTJ1rCiNXcjUrsO0qQQhgGKUe7kjHtpWldtrz?=
 =?us-ascii?Q?RqiJ/Oj291CrGyMBeV7VoOg4yPvaIsGaEcA5wMW0jvWxja/yzhIF16AbfFHb?=
 =?us-ascii?Q?D7clbTSHzNdB/hI+HrAhYHS2Ket6EtNicGnx3j8NvycWA12FZkrAyQ19DBFj?=
 =?us-ascii?Q?upbVeo1TqIdUSK/32ZsbS7bjzHg1eJiKoQxem9z9LF9LS236ha90exvdut+K?=
 =?us-ascii?Q?wepgJgwGu6kr20KVV1KovNpIfUqorH0KIOqfUEXjYmr2MmE7u1A5nOs303F5?=
 =?us-ascii?Q?ngP7tN28f8WjRK1KDAo9zwvvKtfmGpRjwHDO7L7s95Zn0hih7d0Dv8aHAXPK?=
 =?us-ascii?Q?vrT9Bl2XYB4zIU0CqqYXLNyjQpwB34phTWV4XFmTJYLsTbLXsZ5FNi61/jZ0?=
 =?us-ascii?Q?dj9wvULWHLnRPKGD/Mm/XIKLaPcGqjen/BaMZO1pToxiGjCfyeVQ0pYIU8WK?=
 =?us-ascii?Q?46r1j57OAjdvTSHlgvnexPC811y/f6otxS5ZaixlNAIi6Gtk7fCcPdNE/vB5?=
 =?us-ascii?Q?2zjX4UzuliW83g6w8NSEiNkqKeHvWNElUfxsmvYWc1BgDaGM5K4rzfUJGBBT?=
 =?us-ascii?Q?luS+eznhLYR+FOyJbZ0wHokK0ZVKl53vM7wCZCxvkOqnec9kmFZaTZQ1hn+y?=
 =?us-ascii?Q?F12if5yZNfefT4AyRBLCFwyHNNFIOG0Oh/rK1AGSsHl2e9Q4Mo0qaRAmPqMG?=
 =?us-ascii?Q?Repq3PvAkQ4qyTx1I3hHL+tkHI6eq6tPf0pyNlskKYx2QKgVlFYYRTs0q4aM?=
 =?us-ascii?Q?QD4jn4/V3fyus/9GX08Y+b80wclKBdryG5MqEdhe?=
X-OriginatorOrg: nxp.com
X-MS-Exchange-CrossTenant-Network-Message-Id: bea7b867-1b27-439c-e450-08daa2af7a32
X-MS-Exchange-CrossTenant-AuthSource: VI1PR04MB4222.eurprd04.prod.outlook.com
X-MS-Exchange-CrossTenant-AuthAs: Internal
X-MS-Exchange-CrossTenant-OriginalArrivalTime: 30 Sep 2022 06:46:18.2759
 (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: 0f49VcUBP8oNiWjnFU5fwnsH4wqSLdCem5qsV0fCpIYaU91grcRGAmXh5N7l7+hyyF4/x0tpIf/nkBCbf3ouIw==
X-MS-Exchange-Transport-CrossTenantHeadersStamped: PAXPR04MB8640
X-Spam-Status: No, score=-2.1 required=5.0 tests=BAYES_00,DKIM_SIGNED,
        DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,RCVD_IN_DNSWL_NONE,
        RCVD_IN_MSPIKE_H2,SPF_HELO_PASS,SPF_PASS autolearn=ham
        autolearn_force=no version=3.4.6
X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on
        lindbergh.monkeyblade.net
Precedence: bulk
List-ID: <linux-kernel.vger.kernel.org>
X-Mailing-List: linux-kernel@vger.kernel.org

Some sound card based on rpmsg may support multi-channel. The number of
channels can be sent to Cortex-M in rpmsg for process.

Signed-off-by: Chancel Liu <chancel.liu@nxp.com>
---
 sound/soc/fsl/imx-pcm-rpmsg.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/sound/soc/fsl/imx-pcm-rpmsg.c b/sound/soc/fsl/imx-pcm-rpmsg.c
index 3157cd5a837e..2f310994f7ee 100644
--- a/sound/soc/fsl/imx-pcm-rpmsg.c
+++ b/sound/soc/fsl/imx-pcm-rpmsg.c
@@ -178,7 +178,7 @@ static int imx_rpmsg_pcm_hw_params(struct snd_soc_component *component,
 		msg->s_msg.param.channels = RPMSG_CH_STEREO;
 		break;
 	default:
-		ret = -EINVAL;
+		msg->s_msg.param.channels = params_channels(params);
 		break;
 	}
 
-- 
2.25.1