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| author | Mika Westerberg <mika.westerberg@linux.intel.com> | 2020-11-26 12:52:43 +0300 |
|---|---|---|
| committer | Mika Westerberg <mika.westerberg@linux.intel.com> | 2021-01-11 17:15:42 +0300 |
| commit | fdb0887c5a87c3a98958d3c5c90f871aa6d1a562 (patch) | |
| tree | 4dbc78d44f23e68a2af3debe0532dc1635f6663a /drivers/thunderbolt/tb.h | |
| parent | 6889e00f0e138beeb775e38decf59959b079ae6f (diff) | |
| download | lwn-fdb0887c5a87c3a98958d3c5c90f871aa6d1a562.tar.gz lwn-fdb0887c5a87c3a98958d3c5c90f871aa6d1a562.zip | |
thunderbolt: Start lane initialization after sleep
USB4 spec says that for TBT3 compatible device routers the connection
manager needs to set SLI (Start Lane Initialization) to get the lanes
that were not connected back to functional state after sleep. Same needs
to be done if the link was XDomain.
Signed-off-by: Mika Westerberg <mika.westerberg@linux.intel.com>
Acked-by: Yehezkel Bernat <YehezkelShB@gmail.com>
Diffstat (limited to 'drivers/thunderbolt/tb.h')
| -rw-r--r-- | drivers/thunderbolt/tb.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/thunderbolt/tb.h b/drivers/thunderbolt/tb.h index 554feda1e359..34ae83b9e52a 100644 --- a/drivers/thunderbolt/tb.h +++ b/drivers/thunderbolt/tb.h @@ -923,6 +923,7 @@ int tb_lc_configure_port(struct tb_port *port); void tb_lc_unconfigure_port(struct tb_port *port); int tb_lc_configure_xdomain(struct tb_port *port); void tb_lc_unconfigure_xdomain(struct tb_port *port); +int tb_lc_start_lane_initialization(struct tb_port *port); int tb_lc_set_wake(struct tb_switch *sw, unsigned int flags); int tb_lc_set_sleep(struct tb_switch *sw); bool tb_lc_lane_bonding_possible(struct tb_switch *sw); |