Commit 5b7b8c0a authored by Mika Westerberg's avatar Mika Westerberg
Browse files

thunderbolt: Make tb_port_get_link_speed() available to other files 



We need to call this from tb.c when we improve the bandwidth management
to take USB3 into account.

Signed-off-by: default avatarMika Westerberg <mika.westerberg@linux.intel.com>
parent 3b1d8d57

drivers/thunderbolt/switch.c

+7 −1
Original line number Diff line number Diff line
@@ -911,7 +911,13 @@ struct tb_port *tb_next_port_on_path(struct tb_port *start, struct tb_port *end, 
	return next != prev ? next : NULL;

}



static int tb_port_get_link_speed(struct tb_port *port)

/**

 * tb_port_get_link_speed() - Get current link speed

 * @port: Port to check (USB4 or CIO)

 *

 * Returns link speed in Gb/s or negative errno in case of failure.

 */

int tb_port_get_link_speed(struct tb_port *port)

{

	u32 val, speed;

	int ret;

drivers/thunderbolt/tb.h

+2 −0
Original line number Diff line number Diff line
@@ -759,6 +759,8 @@ struct tb_port *tb_next_port_on_path(struct tb_port *start, struct tb_port *end, 
	for ((p) = tb_next_port_on_path((src), (dst), NULL); (p);	\

	     (p) = tb_next_port_on_path((src), (dst), (p)))



int tb_port_get_link_speed(struct tb_port *port);



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);

CRA Git | Maintained and supported by SUSTech CRA and CCSE