linux/usb/functionfs.h

1 /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
29 /* Descriptor of an non-audio endpoint */
95  * |-----+-----------+--------------+--------------------------------------|
100  * |     | fs_count  | LE32         | number of full-speed descriptors     |
101  * |     | hs_count  | LE32         | number of high-speed descriptors     |
102  * |     | ss_count  | LE32         | number of super-speed descriptors    |
104  * |     | fs_descrs | Descriptor[] | list of full-speed descriptors       |
105  * |     | hs_descrs | Descriptor[] | list of high-speed descriptors       |
106  * |     | ss_descrs | Descriptor[] | list of super-speed descriptors      |
111  * rejected with -ENOSYS.
116  * |-----+-----------+--------------+--------------------------------------|
119  * |   8 | fs_count  | LE32         | number of full-speed descriptors     |
120  * |  12 | hs_count  | LE32         | number of high-speed descriptors     |
121  * |  16 | fs_descrs | Descriptor[] | list of full-speed descriptors       |
122  * |     | hs_descrs | Descriptor[] | list of high-speed descriptors       |
130  * |-----+-----------------+------+--------------------------|
139  * |-----+-----------------+------+--------------------------|
149  * |-----+-----------------+------+--------------------------|
161  * |-----+-----------------------+------+-------------------------------------|
165  * |   2 | CompatibleID          | U8[8]| compatible ID string                |
166  * |  10 | SubCompatibleID       | U8[8]| subcompatible ID string             |
173  * |-----+-----------------------+------+-------------------------------------|
193  * |-----+------------+-----------------------+----------------------------|
200  * For each language there is one stringtab entry (ie. there are lang_count
204  * |-----+---------+-------------------+------------------------------------|
205  * |   0 | lang    | LE16              | language code                      |
206  * |   2 | strings | String[str_count] | array of strings in given language |
210  * UTF-8.
236  * both 32-bit and 64-bit kernels.
275  * is no such interface returns -EDOM.  If function is not active
276  * returns -ENODEV.
282  * during the call, returns -ESHUTDOWN.
288  * returns -ESHUTDOWN.