diff options
Diffstat (limited to 'include/linux')
| -rw-r--r-- | include/linux/usb/audio-v2.h | 21 | ||||
| -rw-r--r-- | include/linux/usb/gadget.h | 10 | ||||
| -rw-r--r-- | include/linux/usb/renesas_usbhs.h | 1 |
3 files changed, 32 insertions, 0 deletions
diff --git a/include/linux/usb/audio-v2.h b/include/linux/usb/audio-v2.h index 964cb603f7c7..ed13053153f4 100644 --- a/include/linux/usb/audio-v2.h +++ b/include/linux/usb/audio-v2.h @@ -43,6 +43,27 @@ static inline bool uac2_control_is_writeable(u32 bmControls, u8 control) return (bmControls >> (control * 2)) & 0x2; } +/* 4.7.2 Class-Specific AC Interface Descriptor */ +struct uac2_ac_header_descriptor { + __u8 bLength; /* 9 */ + __u8 bDescriptorType; /* USB_DT_CS_INTERFACE */ + __u8 bDescriptorSubtype; /* UAC_MS_HEADER */ + __le16 bcdADC; /* 0x0200 */ + __u8 bCategory; + __le16 wTotalLength; /* includes Unit and Terminal desc. */ + __u8 bmControls; +} __packed; + +/* 2.3.1.6 Type I Format Type Descriptor (Frmts20 final.pdf)*/ +struct uac2_format_type_i_descriptor { + __u8 bLength; /* in bytes: 6 */ + __u8 bDescriptorType; /* USB_DT_CS_INTERFACE */ + __u8 bDescriptorSubtype; /* FORMAT_TYPE */ + __u8 bFormatType; /* FORMAT_TYPE_1 */ + __u8 bSubslotSize; /* {1,2,3,4} */ + __u8 bBitResolution; +} __packed; + /* 4.7.2.1 Clock Source Descriptor */ struct uac_clock_source_descriptor { diff --git a/include/linux/usb/gadget.h b/include/linux/usb/gadget.h index da653b5c7134..9517466ababb 100644 --- a/include/linux/usb/gadget.h +++ b/include/linux/usb/gadget.h @@ -950,6 +950,16 @@ static inline void usb_free_descriptors(struct usb_descriptor_header **v) /*-------------------------------------------------------------------------*/ +/* utility to simplify map/unmap of usb_requests to/from DMA */ + +extern int usb_gadget_map_request(struct usb_gadget *gadget, + struct usb_request *req, int is_in); + +extern void usb_gadget_unmap_request(struct usb_gadget *gadget, + struct usb_request *req, int is_in); + +/*-------------------------------------------------------------------------*/ + /* utility wrapping a simple endpoint selection policy */ extern struct usb_ep *usb_ep_autoconfig(struct usb_gadget *, diff --git a/include/linux/usb/renesas_usbhs.h b/include/linux/usb/renesas_usbhs.h index 0d3f98879256..547e59cc00ea 100644 --- a/include/linux/usb/renesas_usbhs.h +++ b/include/linux/usb/renesas_usbhs.h @@ -149,6 +149,7 @@ struct renesas_usbhs_driver_param { * option: */ u32 has_otg:1; /* for controlling PWEN/EXTLP */ + u32 has_sudmac:1; /* for SUDMAC */ }; /* |