On Fri, Sep 30, 2022 at 2:46 PM Chancel Liu <chancel.liu@nxp.com> wrote:

> This patch can register different ASoC platform drivers if there are
> several rpmsg channels. Thus sound cards based on different rpmsg
> channels can link to their respective platform drivers. Besides, the
> name of driver is equal to the name of rpmsg channel.
>
> Signed-off-by: Chancel Liu <chancel.liu@nxp.com>
>

Acked-by: Shengjiu Wang <shengjiu.wang@gmail.com>

Best regards
Wang Shengjiu

> ---
>  sound/soc/fsl/imx-pcm-rpmsg.c | 8 ++++++--
>  1 file changed, 6 insertions(+), 2 deletions(-)
>
> diff --git a/sound/soc/fsl/imx-pcm-rpmsg.c b/sound/soc/fsl/imx-pcm-rpmsg.c
> index 35049043e532..3157cd5a837e 100644
> --- a/sound/soc/fsl/imx-pcm-rpmsg.c
> +++ b/sound/soc/fsl/imx-pcm-rpmsg.c
> @@ -684,7 +684,7 @@ static int imx_rpmsg_pcm_probe(struct platform_device
> *pdev)
>         info->rpdev = container_of(pdev->dev.parent, struct rpmsg_device,
> dev);
>         info->dev = &pdev->dev;
>         /* Setup work queue */
> -       info->rpmsg_wq = alloc_ordered_workqueue("rpmsg_audio",
> +       info->rpmsg_wq = alloc_ordered_workqueue(info->rpdev->id.name,
>                                                  WQ_HIGHPRI |
>                                                  WQ_UNBOUND |
>                                                  WQ_FREEZABLE);
> @@ -723,11 +723,15 @@ static int imx_rpmsg_pcm_probe(struct
> platform_device *pdev)
>         if (ret)
>                 goto fail;
>
> -       component = snd_soc_lookup_component(&pdev->dev, IMX_PCM_DRV_NAME);
> +       component = snd_soc_lookup_component(&pdev->dev, NULL);
>         if (!component) {
>                 ret = -EINVAL;
>                 goto fail;
>         }
> +
> +       /* platform component name is used by machine driver to link with
> */
> +       component->name = info->rpdev->id.name;
> +
>  #ifdef CONFIG_DEBUG_FS
>         component->debugfs_prefix = "rpmsg";
>  #endif
> --
> 2.25.1
>
>