diff options
Diffstat (limited to 'drivers/usb/gadget/function')
| -rw-r--r-- | drivers/usb/gadget/function/f_uac1.c | 4 | ||||
| -rw-r--r-- | drivers/usb/gadget/function/u_uac1.h | 8 |
2 files changed, 9 insertions, 3 deletions
diff --git a/drivers/usb/gadget/function/f_uac1.c b/drivers/usb/gadget/function/f_uac1.c index 34575375760e..9a6c7ec66757 100644 --- a/drivers/usb/gadget/function/f_uac1.c +++ b/drivers/usb/gadget/function/f_uac1.c @@ -17,8 +17,6 @@ #include "u_uac1.h" -#define OUT_EP_MAX_PACKET_SIZE 200 - static int generic_set_cmd(struct usb_audio_control *con, u8 cmd, int value); static int generic_get_cmd(struct usb_audio_control *con, u8 cmd); @@ -173,7 +171,7 @@ static struct usb_endpoint_descriptor as_out_ep_desc = { .bEndpointAddress = USB_DIR_OUT, .bmAttributes = USB_ENDPOINT_SYNC_ADAPTIVE | USB_ENDPOINT_XFER_ISOC, - .wMaxPacketSize = __constant_cpu_to_le16(OUT_EP_MAX_PACKET_SIZE), + .wMaxPacketSize = cpu_to_le16(UAC1_OUT_EP_MAX_PACKET_SIZE), .bInterval = 4, }; diff --git a/drivers/usb/gadget/function/u_uac1.h b/drivers/usb/gadget/function/u_uac1.h index 8507c27020c9..214441d96fe1 100644 --- a/drivers/usb/gadget/function/u_uac1.h +++ b/drivers/usb/gadget/function/u_uac1.h @@ -23,6 +23,14 @@ #include "gadget_chips.h" +#define FILE_PCM_PLAYBACK "/dev/snd/pcmC0D0p" +#define FILE_PCM_CAPTURE "/dev/snd/pcmC0D0c" +#define FILE_CONTROL "/dev/snd/controlC0" + +#define UAC1_OUT_EP_MAX_PACKET_SIZE 200 +#define UAC1_REQ_COUNT 256 +#define UAC1_AUDIO_BUF_SIZE 48000 + /* * This represents the USB side of an audio card device, managed by a USB * function which provides control and stream interfaces. |