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| author | Mika Westerberg <mika.westerberg@linux.intel.com> | 2020-02-21 13:11:54 +0300 |
|---|---|---|
| committer | Mika Westerberg <mika.westerberg@linux.intel.com> | 2020-09-03 12:06:41 +0300 |
| commit | 341d45188a7800ae3bc18558d62020787b78397e (patch) | |
| tree | 3d9b8877c304c845f3f7c94820eb7c89b0cb2a07 /drivers/thunderbolt/tb.h | |
| parent | 284652a4a49917e121277a6cacbefed9f65b94ca (diff) | |
| download | linux-341d45188a7800ae3bc18558d62020787b78397e.tar.xz | |
thunderbolt: Disable lane 1 for XDomain connection
USB4 spec mandates that the lane 1 should be disabled if lanes are not
bonded. For host-to-host connections (XDomain) we don't support lane
bonding so in order to be compatible with the spec, disable lane 1 when
another host is connected.
Signed-off-by: Mika Westerberg <mika.westerberg@linux.intel.com>
Diffstat (limited to 'drivers/thunderbolt/tb.h')
| -rw-r--r-- | drivers/thunderbolt/tb.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/thunderbolt/tb.h b/drivers/thunderbolt/tb.h index c80b11dba756..e8593cf5901a 100644 --- a/drivers/thunderbolt/tb.h +++ b/drivers/thunderbolt/tb.h @@ -790,6 +790,8 @@ int tb_port_add_nfc_credits(struct tb_port *port, int credits); int tb_port_set_initial_credits(struct tb_port *port, u32 credits); int tb_port_clear_counter(struct tb_port *port, int counter); int tb_port_unlock(struct tb_port *port); +int tb_port_enable(struct tb_port *port); +int tb_port_disable(struct tb_port *port); int tb_port_alloc_in_hopid(struct tb_port *port, int hopid, int max_hopid); void tb_port_release_in_hopid(struct tb_port *port, int hopid); int tb_port_alloc_out_hopid(struct tb_port *port, int hopid, int max_hopid); |