diff options
| -rw-r--r-- | drivers/usb/gadget/function/f_uac2.c | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/drivers/usb/gadget/function/f_uac2.c b/drivers/usb/gadget/function/f_uac2.c index efe8add29670..9c8831d74f5b 100644 --- a/drivers/usb/gadget/function/f_uac2.c +++ b/drivers/usb/gadget/function/f_uac2.c @@ -140,6 +140,12 @@ struct snd_uac2_chip *pdev_to_uac2(struct platform_device *p) } static inline +struct f_uac2_opts *agdev_to_uac2_opts(struct audio_dev *agdev) +{ + return container_of(agdev->func.fi, struct f_uac2_opts, func_inst); +} + +static inline uint num_channels(uint chanmask) { uint num = 0; @@ -1168,7 +1174,7 @@ in_rq_cur(struct usb_function *fn, const struct usb_ctrlrequest *cr) int value = -EOPNOTSUPP; int p_srate, c_srate; - opts = container_of(agdev->func.fi, struct f_uac2_opts, func_inst); + opts = agdev_to_uac2_opts(agdev); p_srate = opts->p_srate; c_srate = opts->c_srate; @@ -1210,7 +1216,7 @@ in_rq_range(struct usb_function *fn, const struct usb_ctrlrequest *cr) int value = -EOPNOTSUPP; int p_srate, c_srate; - opts = container_of(agdev->func.fi, struct f_uac2_opts, func_inst); + opts = agdev_to_uac2_opts(agdev); p_srate = opts->p_srate; c_srate = opts->c_srate; |