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, shengjiu.wang@nxp.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 v2 4/7] ASoC: imx-pcm-rpmsg: Multi-channel support for sound card based on rpmsg
Date:   Wed, 14 Sep 2022 18:51:42 +0800
Message-Id: <20220914105145.2543646-5-chancel.liu@nxp.com>
In-Reply-To: <20220914105145.2543646-1-chancel.liu@nxp.com>
References: <20220914105145.2543646-1-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?r4HZK4VIRy+ezAPKKPUQHtA2m3oMjHlMnVmVgtwYNFsOQSuIEgnKNj4ZQxNY?=
 =?us-ascii?Q?TydXq4h2fuSEfBtepYAbMi199JNdWwtTvbrK5L4wyF/cHTQ4e8x9bTCacA3/?=
 =?us-ascii?Q?If0TsJ+T2uiFOkyrqZwyeEqSWG3DtxtXuPAgX4pb/3AvExJSQZybNxXWnWSH?=
 =?us-ascii?Q?YsZu6VO00uR0QbrxF9rJQW0umKSZZNuSMKIH6QMlGK/+0QKoLQq3eFjZlSw3?=
 =?us-ascii?Q?H99F3ULl5phGCx8mygtF4m61xHvv8JRwCGjZ9THP3ZnGpiPBTHRZaotQB/1O?=
 =?us-ascii?Q?12E+nTaL0uZWc3f79pRi6L8au5kk1FB9+XJCBwFOpqo3sOk5FlQwXenbK9Hi?=
 =?us-ascii?Q?vf6zin9EJ4EaTtHVNLroioZYKIAigdRzQP9Ehgowj9wB0ZtLX0uOCZoS3xrP?=
 =?us-ascii?Q?C17YqTU7CX3tF69fHXpbZx+eOtVMH7LORz9ZdT5h2qt7D9GCP/iyRDRN7rwb?=
 =?us-ascii?Q?uGtme7Zu9kZAyj5ZW8i4bGfNhs3MFVhNN8aseVXfnQawicrXMpF91dI6U2HU?=
 =?us-ascii?Q?c1yta7CYPdZ/xueU68fqvI62MkSndQbdEQfFn7JYdshvhvksRysukghwEbWY?=
 =?us-ascii?Q?ytJYC/9n8QMvk2pMM3xEgKkFCYidBrFkLRtUJIlm73PK/T7nQ1JEwFZnVeOd?=
 =?us-ascii?Q?vkDw814VtPKimsO7Ul//dwsa3rZ4ms8IJz+jT+8iWiezxqVXrqwEj0kvvWSp?=
 =?us-ascii?Q?ANuXJi23o8mPdPKcefKCyhZuANamigdtdbgbss/X5x+ajJSIZBTvMOemkvVF?=
 =?us-ascii?Q?ak07P7ZOVGzmzmLB/e2ioR+bUgBiXgcpVXE+NeAUC3ZVooNUBENWte+aICKC?=
 =?us-ascii?Q?QdwaBx/EcJw6MPE4kNmrmPmgLFEx5/6B57HrsT3ZYFyAIN6sA6eFl5cpRbmh?=
 =?us-ascii?Q?hgGTVHKZpj8Asu4ZzH/0F/v7EdEy/IQbCOzIAtD0niGuVz3OBzDu+6mglu4w?=
 =?us-ascii?Q?C8gT/XC0R6G+UN2bEMBFXJsyUb+L59ECFECo5zSBQZqLXMbD4NVF0jmSrkHa?=
 =?us-ascii?Q?io4X5cSnsUS22LGRi1TkYlW8dDgxH44mY/F3QAZ5czLjTbVCfc/LimGDc4+p?=
 =?us-ascii?Q?WmyJk+poLOIRFeIDkLtE1aMhjFZrHh9OrOOgK580CgeCzLtiy6Wdje90cC+G?=
 =?us-ascii?Q?gd+tLkbM4+lwAvdEALhEKzQ7RMad2/laPQhcHE12sXGSEwqpT4ZJSH1uMAg/?=
 =?us-ascii?Q?iRKGTz86qeCna3n+JkPi3RUCuwH0oofplunt0lz+kDNB/7hbfbEyYcZl0gdA?=
 =?us-ascii?Q?CFkpcedcX7UQn6AlZxPFO80fjM9r93lfRZKKAoPymxqjAnDYt63YvSFBFj+c?=
 =?us-ascii?Q?PdKjuH6+nxT2PjCHw3DLHrSTiFPEi1e1vwuP41WDsydbcXSfkxh5ubEsdYlC?=
 =?us-ascii?Q?8wGOPQonsXZA1xq7PyUT4Jj5QQUwGrM/dfluskH3BR6S/5nI8BUAAYgYf7NA?=
 =?us-ascii?Q?wDGlS9farWMG5/u9wFUVhPmlDnceZGYnLu2Mq2Fl8z//C6m8WaWh9+eXY9o/?=
 =?us-ascii?Q?70eWLlndbBkPh5r61huzvsz29tP6senJE+kZ7/sFAgk2FZdSJdQ8rEnpu7iS?=
 =?us-ascii?Q?H+6KVdnenF9wq0WresX3gUlJ8cY+5T6YTeh8+Hne?=
X-OriginatorOrg: nxp.com
X-MS-Exchange-CrossTenant-Network-Message-Id: baa3cde0-0339-45d0-0408-08da963f47e0
X-MS-Exchange-CrossTenant-AuthSource: VI1PR04MB4222.eurprd04.prod.outlook.com
X-MS-Exchange-CrossTenant-AuthAs: Internal
X-MS-Exchange-CrossTenant-OriginalArrivalTime: 14 Sep 2022 10:52:56.3846
 (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: vHzZRDtTtLJt8w+G/g486glxd5PbSwB+kDUbXoAi/r5ZsMEbaWKA6MdlpBB2Zu18R0xz29CGgAFJUj1zJdGRgg==
X-MS-Exchange-Transport-CrossTenantHeadersStamped: PA4PR04MB7773
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,T_SCC_BODY_TEXT_LINE
        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