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Diffstat (limited to 'drivers/thunderbolt/path.c')
-rw-r--r--drivers/thunderbolt/path.c14
1 files changed, 9 insertions, 5 deletions
diff --git a/drivers/thunderbolt/path.c b/drivers/thunderbolt/path.c
index e1a5f6e3d0b6..f9b11dadfbdd 100644
--- a/drivers/thunderbolt/path.c
+++ b/drivers/thunderbolt/path.c
@@ -96,7 +96,7 @@ static int tb_path_find_src_hopid(struct tb_port *src,
* that the @dst port is the expected one. If it is not, the path can be
* cleaned up by calling tb_path_deactivate() before tb_path_free().
*
- * Return: Discovered path on success, %NULL in case of failure
+ * Return: Pointer to &struct tb_path, %NULL in case of failure.
*/
struct tb_path *tb_path_discover(struct tb_port *src, int src_hopid,
struct tb_port *dst, int dst_hopid,
@@ -233,7 +233,7 @@ err:
* links on the path, prioritizes using @link_nr but takes into account
* that the lanes may be bonded.
*
- * Return: Returns a tb_path on success or NULL on failure.
+ * Return: Pointer to &struct tb_path, %NULL in case of failure.
*/
struct tb_path *tb_path_alloc(struct tb *tb, struct tb_port *src, int src_hopid,
struct tb_port *dst, int dst_hopid, int link_nr,
@@ -452,7 +452,9 @@ static int __tb_path_deactivate_hop(struct tb_port *port, int hop_index,
* @hop_index: HopID of the path to be cleared
*
* This deactivates or clears a single path config space entry at
- * @hop_index. Returns %0 in success and negative errno otherwise.
+ * @hop_index.
+ *
+ * Return: %0 on success, negative errno otherwise.
*/
int tb_path_deactivate_hop(struct tb_port *port, int hop_index)
{
@@ -498,7 +500,7 @@ void tb_path_deactivate(struct tb_path *path)
* Activate a path starting with the last hop and iterating backwards. The
* caller must fill path->hops before calling tb_path_activate().
*
- * Return: Returns 0 on success or an error code on failure.
+ * Return: %0 on success, negative errno otherwise.
*/
int tb_path_activate(struct tb_path *path)
{
@@ -592,7 +594,7 @@ err:
* tb_path_is_invalid() - check whether any ports on the path are invalid
* @path: Path to check
*
- * Return: Returns true if the path is invalid, false otherwise.
+ * Return: %true if the path is invalid, %false otherwise.
*/
bool tb_path_is_invalid(struct tb_path *path)
{
@@ -613,6 +615,8 @@ bool tb_path_is_invalid(struct tb_path *path)
*
* Goes over all hops on path and checks if @port is any of them.
* Direction does not matter.
+ *
+ * Return: %true if port is on the path, %false otherwise.
*/
bool tb_path_port_on_path(const struct tb_path *path, const struct tb_port *port)
{