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| author |   Ruslan Bilovol <ruslan.bilovol@gmail.com> | 2017-06-25 16:23:45 +0300 |
|---|---|---|
| committer |   Felipe Balbi <felipe.balbi@linux.intel.com> | 2017-07-18 09:33:06 +0300 |
| commit | 8bd226f9a7dc18740a916dcba3112f2bfc3ad9e8 (patch) | |
| tree | bee74c146c1533cc075cf04da9198562c359caf8 /include/linux/usb/audio-v2.h | |
| parent | usb: gadget: udc: start_udc() can be static (diff) | |
| download | linux-dev-8bd226f9a7dc18740a916dcba3112f2bfc3ad9e8.tar.xz linux-dev-8bd226f9a7dc18740a916dcba3112f2bfc3ad9e8.zip | |
include: usb: audio: specify exact endiannes of descriptors
USB spec says that multiple byte fields are stored in
little-endian order (see chapter 8.1 of USB2.0 spec and
chapter 7.1 of USB3.0 spec), thus mark such fields as LE
for UAC1 and UAC2 headers
Signed-off-by: Ruslan Bilovol <ruslan.bilovol@gmail.com>
Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
Diffstat (limited to 'include/linux/usb/audio-v2.h')
| -rw-r--r-- | include/linux/usb/audio-v2.h | 14 |
1 files changed, 7 insertions, 7 deletions
diff --git a/include/linux/usb/audio-v2.h b/include/linux/usb/audio-v2.h index c5f2158ab00e..fd73bc0e9027 100644 --- a/include/linux/usb/audio-v2.h +++ b/include/linux/usb/audio-v2.h @@ -115,13 +115,13 @@ struct uac2_input_terminal_descriptor { __u8 bDescriptorType; __u8 bDescriptorSubtype; __u8 bTerminalID; - __u16 wTerminalType; + __le16 wTerminalType; __u8 bAssocTerminal; __u8 bCSourceID; __u8 bNrChannels; - __u32 bmChannelConfig; + __le32 bmChannelConfig; __u8 iChannelNames; - __u16 bmControls; + __le16 bmControls; __u8 iTerminal; } __attribute__((packed)); @@ -132,11 +132,11 @@ struct uac2_output_terminal_descriptor { __u8 bDescriptorType; __u8 bDescriptorSubtype; __u8 bTerminalID; - __u16 wTerminalType; + __le16 wTerminalType; __u8 bAssocTerminal; __u8 bSourceID; __u8 bCSourceID; - __u16 bmControls; + __le16 bmControls; __u8 iTerminal; } __attribute__((packed)); @@ -164,9 +164,9 @@ struct uac2_as_header_descriptor { __u8 bTerminalLink; __u8 bmControls; __u8 bFormatType; - __u32 bmFormats; + __le32 bmFormats; __u8 bNrChannels; - __u32 bmChannelConfig; + __le32 bmChannelConfig; __u8 iChannelNames; } __attribute__((packed)); |