diff options
| author | Pavel Hofman | 2022-01-21 16:53:08 +0100 |
|---|---|---|
| committer | Greg Kroah-Hartman | 2022-01-26 14:06:09 +0100 |
| commit | d1d11dd1306908bc18b6592bbd21ba7d19a931e5 (patch) | |
| tree | 30dc46a8602c9558018fa0d15ad46662a899a81e /drivers/usb/gadget | |
| parent | 7ff4a3b5489959a0256840a361b54d979b822535 (diff) | |
usb: gadget: f_uac1: Add suspend callback
Add suspend callback to f_uac1 function, calling corresponding method
of u_audio in order to stop the respective PCM streams and to notify
subscribed clients about the stop.
Signed-off-by: Pavel Hofman <pavel.hofman@ivitera.com>
Link: https://lore.kernel.org/r/20220121155308.48794-11-pavel.hofman@ivitera.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/usb/gadget')
| -rw-r--r-- | drivers/usb/gadget/function/f_uac1.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/drivers/usb/gadget/function/f_uac1.c b/drivers/usb/gadget/function/f_uac1.c index 73df76a6fbe0..1484e5c231d3 100644 --- a/drivers/usb/gadget/function/f_uac1.c +++ b/drivers/usb/gadget/function/f_uac1.c @@ -961,6 +961,14 @@ static void f_audio_disable(struct usb_function *f) usb_ep_disable(uac1->int_ep); } +static void +f_audio_suspend(struct usb_function *f) +{ + struct f_uac1 *uac1 = func_to_uac1(f); + + u_audio_suspend(&uac1->g_audio); +} + /*-------------------------------------------------------------------------*/ static struct uac_feature_unit_descriptor *build_fu_desc(int chmask) { @@ -1691,6 +1699,7 @@ static struct usb_function *f_audio_alloc(struct usb_function_instance *fi) uac1->g_audio.func.get_alt = f_audio_get_alt; uac1->g_audio.func.setup = f_audio_setup; uac1->g_audio.func.disable = f_audio_disable; + uac1->g_audio.func.suspend = f_audio_suspend; uac1->g_audio.func.free_func = f_audio_free; return &uac1->g_audio.func; |