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authorChris Zankel <[email protected]>2014-10-20 21:26:01 -0700
committerChris Zankel <[email protected]>2014-10-20 21:26:01 -0700
commita13926db3e5ea5bbac297f59e9f35061f52892d3 (patch)
treeb794f25550b7dbbe9cc8eda81633df9023b4821c /include/uapi/linux/usb/functionfs.h
parentf2589bff1ce8b94cebc044e5dfeac4d4e8701cbc (diff)
parentf114040e3ea6e07372334ade75d1ee0775c355e1 (diff)
Merge tag 'v3.18-rc1' into for_next
Linux 3.18-rc1
Diffstat (limited to 'include/uapi/linux/usb/functionfs.h')
-rw-r--r--include/uapi/linux/usb/functionfs.h19
1 files changed, 18 insertions, 1 deletions
diff --git a/include/uapi/linux/usb/functionfs.h b/include/uapi/linux/usb/functionfs.h
index 0154b2859fd7..295ba299e7bd 100644
--- a/include/uapi/linux/usb/functionfs.h
+++ b/include/uapi/linux/usb/functionfs.h
@@ -19,6 +19,7 @@ enum functionfs_flags {
FUNCTIONFS_HAS_HS_DESC = 2,
FUNCTIONFS_HAS_SS_DESC = 4,
FUNCTIONFS_HAS_MS_OS_DESC = 8,
+ FUNCTIONFS_VIRTUAL_ADDR = 16,
};
/* Descriptor of an non-audio endpoint */
@@ -32,6 +33,16 @@ struct usb_endpoint_descriptor_no_audio {
__u8 bInterval;
} __attribute__((packed));
+struct usb_functionfs_descs_head_v2 {
+ __le32 magic;
+ __le32 length;
+ __le32 flags;
+ /*
+ * __le32 fs_count, hs_count, fs_count; must be included manually in
+ * the structure taking flags into consideration.
+ */
+} __attribute__((packed));
+
/* Legacy format, deprecated as of 3.14. */
struct usb_functionfs_descs_head {
__le32 magic;
@@ -92,7 +103,7 @@ struct usb_ext_prop_desc {
* structure. Any flags that are not recognised cause the whole block to be
* rejected with -ENOSYS.
*
- * Legacy descriptors format:
+ * Legacy descriptors format (deprecated as of 3.14):
*
* | off | name | type | description |
* |-----+-----------+--------------+--------------------------------------|
@@ -265,6 +276,12 @@ struct usb_functionfs_event {
*/
#define FUNCTIONFS_ENDPOINT_REVMAP _IO('g', 129)
+/*
+ * Returns endpoint descriptor. If function is not active returns -ENODEV.
+ */
+#define FUNCTIONFS_ENDPOINT_DESC _IOR('g', 130, \
+ struct usb_endpoint_descriptor)
+
#endif /* _UAPI__LINUX_FUNCTIONFS_H__ */