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authorGreg Kroah-Hartman <gregkh@linuxfoundation.org>2023-12-11 09:10:42 +0100
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2023-12-11 09:10:42 +0100
commite045e18dbf3eaac32cdeb2799a5ec84fa694636c (patch)
treed105f70b32d8d0af07e2c5688849c93d25832933 /drivers/thunderbolt/tb.c
parentae5af710f369a4d88792bf1d9da317884156cd87 (diff)
parenta39b6ac3781d46ba18193c9dbb2110f31e9bffe9 (diff)
Merge 6.7-rc5 into tty-next
We need the serial fixes in here as well to build off of. Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/thunderbolt/tb.c')
-rw-r--r--drivers/thunderbolt/tb.c12
1 files changed, 11 insertions, 1 deletions
diff --git a/drivers/thunderbolt/tb.c b/drivers/thunderbolt/tb.c
index 5acdeb766860..fd49f86e0353 100644
--- a/drivers/thunderbolt/tb.c
+++ b/drivers/thunderbolt/tb.c
@@ -213,7 +213,17 @@ static void tb_add_dp_resources(struct tb_switch *sw)
if (!tb_switch_query_dp_resource(sw, port))
continue;
- list_add(&port->list, &tcm->dp_resources);
+ /*
+ * If DP IN on device router exist, position it at the
+ * beginning of the DP resources list, so that it is used
+ * before DP IN of the host router. This way external GPU(s)
+ * will be prioritized when pairing DP IN to a DP OUT.
+ */
+ if (tb_route(sw))
+ list_add(&port->list, &tcm->dp_resources);
+ else
+ list_add_tail(&port->list, &tcm->dp_resources);
+
tb_port_dbg(port, "DP IN resource available\n");
}
}