diff options
| author | Radion Mirchevsky <radion.mirchevsky@intel.com> | 2017-10-04 14:53:54 +0300 |
|---|---|---|
| committer | Mika Westerberg <mika.westerberg@linux.intel.com> | 2018-03-09 12:54:10 +0300 |
| commit | 484cb153fe5ffcd0b7cf423cf29aaeadd0e862b1 (patch) | |
| tree | a4b3edd4af00e2f615fc38966b7eaecc6c163f86 /include/linux/thunderbolt.h | |
| parent | 8e9267bb3559065fddecf344cb54501704fcb68e (diff) | |
thunderbolt: Add tb_xdomain_find_by_route()
This is needed by the new ICM interface to find xdomains by route string
instead of link and depth.
While there update existing tb_xdomain_find_* functions to use
tb_xdomain_get() instead of open-coding the same.
Signed-off-by: Radion Mirchevsky <radion.mirchevsky@intel.com>
Signed-off-by: Mika Westerberg <mika.westerberg@linux.intel.com>
Reviewed-by: Andy Shevchenko <andy.shevchenko@gmail.com>
Diffstat (limited to 'include/linux/thunderbolt.h')
| -rw-r--r-- | include/linux/thunderbolt.h | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/include/linux/thunderbolt.h b/include/linux/thunderbolt.h index 7b69853188b1..27b9be34d4b9 100644 --- a/include/linux/thunderbolt.h +++ b/include/linux/thunderbolt.h @@ -237,6 +237,7 @@ int tb_xdomain_enable_paths(struct tb_xdomain *xd, u16 transmit_path, u16 receive_ring); int tb_xdomain_disable_paths(struct tb_xdomain *xd); struct tb_xdomain *tb_xdomain_find_by_uuid(struct tb *tb, const uuid_t *uuid); +struct tb_xdomain *tb_xdomain_find_by_route(struct tb *tb, u64 route); static inline struct tb_xdomain * tb_xdomain_find_by_uuid_locked(struct tb *tb, const uuid_t *uuid) @@ -250,6 +251,18 @@ tb_xdomain_find_by_uuid_locked(struct tb *tb, const uuid_t *uuid) return xd; } +static inline struct tb_xdomain * +tb_xdomain_find_by_route_locked(struct tb *tb, u64 route) +{ + struct tb_xdomain *xd; + + mutex_lock(&tb->lock); + xd = tb_xdomain_find_by_route(tb, route); + mutex_unlock(&tb->lock); + + return xd; +} + static inline struct tb_xdomain *tb_xdomain_get(struct tb_xdomain *xd) { if (xd) |