| Message ID | 20230612082145.62218-3-mika.westerberg@linux.intel.com (mailing list archive) |
|---|---|
| State | Accepted |
| Commit | 2ad3e1314cafad9a8edbefed2b19d2a101cdb4fc |
| Headers | show |
| Series | thunderbolt: Initial USB4 v2 support | expand |
diff --git a/drivers/thunderbolt/switch.c b/drivers/thunderbolt/switch.c index 0c11caec7e8e..47961afdcc73 100644 --- a/drivers/thunderbolt/switch.c +++ b/drivers/thunderbolt/switch.c @@ -723,7 +723,7 @@ static int tb_init_port(struct tb_port *port) * can be read from the path config space. Legacy * devices we use hard-coded value. */ - if (tb_switch_is_usb4(port->sw)) { + if (port->cap_usb4) { struct tb_regs_hop hop; if (!tb_port_read(port, &hop, TB_CFG_HOPS, 0, 2))
It is not required to be implemented at all because USB4 does not use lane 1 for tunneling except when aggregated with lane 0. For this reason do not try to read the path config space of USB4 lane 1 adapters. Signed-off-by: Mika Westerberg <mika.westerberg@linux.intel.com> --- drivers/thunderbolt/switch.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)