Hi Pierre, On 8/1/2024 1:07 AM, Pierre-Louis Bossart wrote: > > >> +static inline int snd_soc_usb_setup_offload_jack(struct snd_soc_component *component, >> + struct snd_soc_jack *jack) >> +{ >> + return -ENODEV; >> +} >> + >> +static inline int snd_soc_usb_disable_offload_jack(struct snd_soc_component *component) >> +{ >> + return -ENODEV; >> +} > usually fallback functions return 0, is the error code intentional? ACK. > >> +int snd_soc_usb_setup_offload_jack(struct snd_soc_component *component, >> + struct snd_soc_jack *jack) >> +{ >> + int ret; >> + >> + ret = snd_soc_card_jack_new(component->card, "USB Offload Playback Jack", > do we need the reference to Playback? No, will remove. >> + SND_JACK_HEADPHONE, jack); > wondering if there would be any merit in defining a new type of jack, > e.g. SND_JACK_USB since here the purpose is to notify that there's a USB > device connected. The type of device does not really matter, does it? > Not as of now, but I think we discussed in the past that maybe depending on if playback and capture is supported, we can notify SND_JACK_HEADSET? That is something I will need to change depending on how we want to handle the comments on patch#9 Thanks Wesley Cheng >> + if (ret < 0) { >> + dev_err(component->card->dev, "Unable to add USB offload jack\n"); >> + return ret; >> + } >> + >> + ret = snd_soc_component_set_jack(component, jack, NULL); >> + if (ret) { >> + dev_err(component->card->dev, "Failed to set jack: %d\n", ret); >> + return ret; >> + } >> + >> + return 0;