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authorRuslan Bilovol <ruslan.bilovol@gmail.com>2017-06-18 16:23:52 +0300
committerFelipe Balbi <felipe.balbi@linux.intel.com>2017-06-19 09:22:46 +0300
commiteb9fecb9e69b0be8c267c55b0bb52a08e8fb6bee (patch)
tree5ea55227c274c14a377ee35edb458aa4a421e844 /drivers/usb/gadget/legacy
parent7158b57a495635c04507d986117ae26b2eb5e4e5 (diff)
usb: gadget: f_uac2: split out audio core
Abstract the peripheral side ALSA sound card code from the f_uac2 function into a component that can be called by various functions, so the various flavors can be split apart and selectively reused. Visible changes: - add uac_params structure to pass audio paramteres for g_audio_setup - make ALSA sound card's name configurable - add [in/out]_ep_maxpsize - allocate snd_uac_chip structure during g_audio_setup - add u_audio_[start/stop]_[capture/playback] functions Signed-off-by: Ruslan Bilovol <ruslan.bilovol@gmail.com> Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
Diffstat (limited to 'drivers/usb/gadget/legacy')
-rw-r--r--drivers/usb/gadget/legacy/Kconfig1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/usb/gadget/legacy/Kconfig b/drivers/usb/gadget/legacy/Kconfig
index 0b36878eb5fd..5344064f5721 100644
--- a/drivers/usb/gadget/legacy/Kconfig
+++ b/drivers/usb/gadget/legacy/Kconfig
@@ -56,6 +56,7 @@ config USB_AUDIO
select SND_PCM
select USB_F_UAC1 if GADGET_UAC1
select USB_F_UAC2 if !GADGET_UAC1
+ select USB_U_AUDIO if USB_F_UAC2
help
This Gadget Audio driver is compatible with USB Audio Class
specification 2.0. It implements 1 AudioControl interface,