This is a note to let you know that I've just added the patch titled
usb: gadget: f_uac1: stop playback on function disable
to the 5.11-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
usb-gadget-f_uac1-stop-playback-on-function-disable.patch
and it can be found in the queue-5.11 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
>From cc2ac63d4cf72104e0e7f58bb846121f0f51bb19 Mon Sep 17 00:00:00 2001
From: Ruslan Bilovol <ruslan.bilovol@xxxxxxxxx>
Date: Mon, 1 Mar 2021 13:49:32 +0200
Subject: usb: gadget: f_uac1: stop playback on function disable
From: Ruslan Bilovol <ruslan.bilovol@xxxxxxxxx>
commit cc2ac63d4cf72104e0e7f58bb846121f0f51bb19 upstream.
There is missing playback stop/cleanup in case of
gadget's ->disable callback that happens on
events like USB host resetting or gadget disconnection
Fixes: 0591bc236015 ("usb: gadget: add f_uac1 variant based on a new u_audio api")
Cc: <stable@xxxxxxxxxxxxxxx> # 4.13+
Signed-off-by: Ruslan Bilovol <ruslan.bilovol@xxxxxxxxx>
Link: https://lore.kernel.org/r/1614599375-8803-3-git-send-email-ruslan.bilovol@xxxxxxxxx
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
drivers/usb/gadget/function/f_uac1.c | 1 +
1 file changed, 1 insertion(+)
--- a/drivers/usb/gadget/function/f_uac1.c
+++ b/drivers/usb/gadget/function/f_uac1.c
@@ -499,6 +499,7 @@ static void f_audio_disable(struct usb_f
uac1->as_out_alt = 0;
uac1->as_in_alt = 0;
+ u_audio_stop_playback(&uac1->g_audio);
u_audio_stop_capture(&uac1->g_audio);
}
Patches currently in stable-queue which might be from ruslan.bilovol@xxxxxxxxx are
queue-5.11/usb-gadget-f_uac1-stop-playback-on-function-disable.patch
queue-5.11/usb-gadget-f_uac2-always-increase-endpoint-max_packet_size-by-one-audio-slot.patch
