On Fri, 20 Apr 2018 19:03:27 +0200,
Jorge Sanjuan wrote:
>
> diff --git a/include/linux/usb/audio-v3.h b/include/linux/usb/audio-v3.h
> index a8959aaba0ae..6cedb6d499ba 100644
> --- a/include/linux/usb/audio-v3.h
> +++ b/include/linux/usb/audio-v3.h
> @@ -221,6 +221,12 @@ struct uac3_iso_endpoint_descriptor {
> __le16 wLockDelay;
> } __attribute__((packed));
>
> +/* 5.2.1.6.1 INSERTION CONTROL PARAMETER BLOCK */
> +struct uac3_insertion_ctl_blk {
> + __u8 bSize;
> + __u8 bmConInserted[1];
Do we need to declare this as an array?
> static struct snd_kcontrol_new usb_feature_unit_ctl = {
> .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
> .name = "", /* will be filled later manually */
> @@ -1322,6 +1367,15 @@ static struct snd_kcontrol_new usb_bool_master_control_ctl_ro = {
> .put = NULL,
> };
>
> +static struct snd_kcontrol_new usb_connector_ctl_ro = {
Put const.
> @@ -1904,16 +1966,29 @@ static int parse_audio_input_terminal(struct mixer_build *state, int unitid,
> void *raw_desc)
> {
> struct usb_audio_term iterm;
> - struct uac2_input_terminal_descriptor *d = raw_desc;
> + unsigned int control, bmctls, term_id;
>
> - check_input_term(state, d->bTerminalID, &iterm);
> if (state->mixer->protocol == UAC_VERSION_2) {
> - /* Check for jack detection. */
> - if (uac_v2v3_control_is_readable(d->bmControls,
> - UAC2_TE_CONNECTOR)) {
> - build_connector_control(state, &iterm, true);
> - }
> - }
> + struct uac2_input_terminal_descriptor *d_v2 = raw_desc;
> + control = UAC2_TE_CONNECTOR;
> + term_id = d_v2->bTerminalID;
> + bmctls = d_v2->bmControls;
> + }
> + else if (state->mixer->protocol == UAC_VERSION_3) {
Put "else if" and the closing brace in the same line.
> + struct uac3_input_terminal_descriptor *d_v3 = raw_desc;
> + control = UAC3_TE_INSERTION;
> + term_id = d_v3->bTerminalID;
> + bmctls = d_v3->bmControls;
Doesn't it need le32_to_cpu()?
> + }
> + else /* UAC1. No Insertion control */
Ditto, put "else" and the closing brace in the same line.
Also, use braces for the rest block, otherwise it'll look
inconsistent. Or rewrite with switch().
> @@ -2645,6 +2720,12 @@ static int snd_usb_mixer_controls(struct usb_mixer_interface *mixer)
> err = parse_audio_unit(&state, desc->bCSourceID);
> if (err < 0 && err != -EINVAL)
> return err;
> +
> + if (uac_v2v3_control_is_readable(desc->bmControls,
Missing le32_to_cpu()?
thanks,
Takashi
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