usb_pipe_usage_descriptor defines the struct which is used to describe
the type of the endpoint in UAS (status/command/data in+out). It will be
used by the UAS gadget, the host code is using a char array for the
access.
Signed-off-by: Sebastian Andrzej Siewior <bigeasy@xxxxxxxxxxxxx>
---
include/linux/usb/uas.h | 8 ++++++++
1 files changed, 8 insertions(+), 0 deletions(-)
diff --git a/include/linux/usb/uas.h b/include/linux/usb/uas.h
index 856be7f..9a988e4 100644
--- a/include/linux/usb/uas.h
+++ b/include/linux/usb/uas.h
@@ -47,6 +47,14 @@ struct sense_iu {
__u8 sense[SCSI_SENSE_BUFFERSIZE];
};
+struct usb_pipe_usage_descriptor {
+ __u8 bLength;
+ __u8 bDescriptorType;
+
+ __u8 bPipeID;
+ __u8 Reserved;
+} __attribute__((__packed__));
+
enum {
CMD_PIPE_ID = 1,
STATUS_PIPE_ID = 2,
--
1.7.7.3
--
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