Commit aa43a9dc authored by Rajmohan Mani's avatar Rajmohan Mani Committed by Greg Kroah-Hartman
Browse files

thunderbolt: Make tb_switch_find_cap() available to other files 



We need to find switch capabilities in order to implement TMU support so
make it available to other files as well.

Signed-off-by: default avatarRajmohan Mani <rajmohan.mani@intel.com>
Signed-off-by: default avatarMika Westerberg <mika.westerberg@linux.intel.com>
Link: https://lore.kernel.org/r/20191217123345.31850-7-mika.westerberg@linux.intel.com


Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 690ac0d2

drivers/thunderbolt/cap.c

+10 −1
Original line number Diff line number Diff line
@@ -113,7 +113,16 @@ int tb_port_find_cap(struct tb_port *port, enum tb_port_cap cap) 
	return ret;

}



static int tb_switch_find_cap(struct tb_switch *sw, enum tb_switch_cap cap)

/**

 * tb_switch_find_cap() - Find switch capability

 * @sw Switch to find the capability for

 * @cap: Capability to look

 *

 * Returns offset to start of capability or %-ENOENT if no such

 * capability was found. Negative errno is returned if there was an

 * error.

 */

int tb_switch_find_cap(struct tb_switch *sw, enum tb_switch_cap cap)

{

	int offset = sw->config.first_cap_offset;

drivers/thunderbolt/tb.h

+1 −0
Original line number Diff line number Diff line
@@ -685,6 +685,7 @@ struct tb_port *tb_next_port_on_path(struct tb_port *start, struct tb_port *end, 
				     struct tb_port *prev);



int tb_switch_find_vse_cap(struct tb_switch *sw, enum tb_switch_vse_cap vsec);

int tb_switch_find_cap(struct tb_switch *sw, enum tb_switch_cap cap);

int tb_port_find_cap(struct tb_port *port, enum tb_port_cap cap);

bool tb_port_is_enabled(struct tb_port *port);

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