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kernel
os
linux
usb: uac2: Add ACHeader and FormatType descriptor
Add missing, but needed, ACHeader and FormatType descriptor definitions.
Signed-off-by: Yadi Brar <yadi.brar01@gmail.com>
Signed-off-by: Jassi Brar <jaswinder.singh@linaro.org>
Signed-off-by: Felipe Balbi <balbi@ti.com>
authored by
Jassi Brar
and committed by
Felipe Balbi
0d4e1b2a
18b5b3b5
+21
+21
include/linux/usb/audio-v2.h
+21
include/linux/usb/audio-v2.h
···
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return (bmControls >> (control * 2)) & 0x2;
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}
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/* 4.7.2 Class-Specific AC Interface Descriptor */
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struct uac2_ac_header_descriptor {
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__u8 bLength; /* 9 */
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__u8 bDescriptorType; /* USB_DT_CS_INTERFACE */
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__u8 bDescriptorSubtype; /* UAC_MS_HEADER */
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__le16 bcdADC; /* 0x0200 */
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__u8 bCategory;
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__le16 wTotalLength; /* includes Unit and Terminal desc. */
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__u8 bmControls;
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} __packed;
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/* 2.3.1.6 Type I Format Type Descriptor (Frmts20 final.pdf)*/
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struct uac2_format_type_i_descriptor {
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__u8 bLength; /* in bytes: 6 */
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__u8 bDescriptorType; /* USB_DT_CS_INTERFACE */
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__u8 bDescriptorSubtype; /* FORMAT_TYPE */
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__u8 bFormatType; /* FORMAT_TYPE_1 */
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__u8 bSubslotSize; /* {1,2,3,4} */
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__u8 bBitResolution;
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} __packed;
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/* 4.7.2.1 Clock Source Descriptor */
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struct uac_clock_source_descriptor {