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authorMika Westerberg <mika.westerberg@linux.intel.com>2019-01-09 18:25:43 +0300
committerMika Westerberg <mika.westerberg@linux.intel.com>2019-04-18 11:18:52 +0300
commit5480dfc275aa7e5f892505ce082d71635d6a22f8 (patch)
treeae6ab45771a68ce73fbae4d4c7a2f7a0abbc5cac /drivers/thunderbolt/tb.h
parente879a709de0210802ba14243a168d632cb7ab527 (diff)
downloadlinux-5480dfc275aa7e5f892505ce082d71635d6a22f8.tar.xz
thunderbolt: Set sleep bit when suspending switch
Thunderbolt 2 devices and beyond link controller needs to be notified when a switch is going to be suspended by setting bit 31 in LC_SX_CTRL register. Add this functionality to the software connection manager. Signed-off-by: Mika Westerberg <mika.westerberg@linux.intel.com>
Diffstat (limited to 'drivers/thunderbolt/tb.h')
-rw-r--r--drivers/thunderbolt/tb.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/thunderbolt/tb.h b/drivers/thunderbolt/tb.h
index 69e0534224d8..985a48a67a43 100644
--- a/drivers/thunderbolt/tb.h
+++ b/drivers/thunderbolt/tb.h
@@ -467,6 +467,7 @@ int tb_drom_read_uid_only(struct tb_switch *sw, u64 *uid);
int tb_lc_read_uuid(struct tb_switch *sw, u32 *uuid);
int tb_lc_configure_link(struct tb_switch *sw);
void tb_lc_unconfigure_link(struct tb_switch *sw);
+int tb_lc_set_sleep(struct tb_switch *sw);
static inline int tb_route_length(u64 route)
{