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path: root/drivers/thunderbolt/tmu.c
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Diffstat (limited to 'drivers/thunderbolt/tmu.c')
-rw-r--r--drivers/thunderbolt/tmu.c11
1 files changed, 4 insertions, 7 deletions
diff --git a/drivers/thunderbolt/tmu.c b/drivers/thunderbolt/tmu.c
index 8614e154be5f..5d508ea8baa5 100644
--- a/drivers/thunderbolt/tmu.c
+++ b/drivers/thunderbolt/tmu.c
@@ -639,12 +639,9 @@ out:
* tb_switch_tmu_enable() - Enable TMU on a router
* @sw: Router whose TMU to enable
*
- * Enables TMU of a router to be in uni-directional Normal/HiFi
- * or bi-directional HiFi mode. Calling tb_switch_tmu_configure() is required
- * before calling this function, to select the mode Normal/HiFi and
- * directionality (uni-directional/bi-directional).
- * In HiFi mode all tunneling should work. In Normal mode, DP tunneling can't
- * work. Uni-directional mode is required for CLx (Link Low-Power) to work.
+ * Enables TMU of a router to be in uni-directional Normal/HiFi or
+ * bi-directional HiFi mode. Calling tb_switch_tmu_configure() is
+ * required before calling this function.
*/
int tb_switch_tmu_enable(struct tb_switch *sw)
{
@@ -662,7 +659,7 @@ int tb_switch_tmu_enable(struct tb_switch *sw)
if (!tb_switch_is_clx_supported(sw))
return 0;
- if (tb_switch_tmu_is_enabled(sw, sw->tmu.unidirectional_request))
+ if (tb_switch_tmu_is_enabled(sw))
return 0;
if (tb_switch_is_titan_ridge(sw) && unidirectional) {