drivers/thunderbolt/cap.c

50 	 * When reading from next capability pointer location in port  in tb_port_dummy_read()
63  * tb_port_next_cap() - Return next capability in the linked list
64  * @port: Port to find the capability for
65  * @offset: Previous capability offset (%0 for start)
67  * Returns dword offset of the next capability in port config space
68  * capability list and returns it. Passing %0 returns the first entry in
69  * the capability list. If no next capability is found returns %0. In case
111  * tb_port_find_cap() - Find port capability
112  * @port: Port to find the capability for
113  * @cap: Capability to look
115  * Returns offset to start of capability or %-ENOENT if no such
116  * capability was found. Negative errno is returned if there was an
136  * tb_switch_next_cap() - Return next capability in the linked list
137  * @sw: Switch to find the capability for
138  * @offset: Previous capability offset (%0 for start)
140  * Finds dword offset of the next capability in router config space
141  * capability list and returns it. Passing %0 returns the first entry in
142  * the capability list. If no next capability is found returns %0. In case
170 		tb_sw_dbg(sw, "unknown capability %#x at %#x\n",  in tb_switch_next_cap()
180  * tb_switch_find_cap() - Find switch capability
181  * @sw: Switch to find the capability for
182  * @cap: Capability to look
184  * Returns offset to start of capability or %-ENOENT if no such
185  * capability was found. Negative errno is returned if there was an
212  * tb_switch_find_vse_cap() - Find switch vendor specific capability
213  * @sw: Switch to find the capability for
214  * @vsec: Vendor specific capability to look
217  * and returns offset when capability matching @vsec is found. If no
218  * such capability is found returns %-ENOENT. In case of error returns