Messages in this thread Patch in this message | | | From | Mika Westerberg <> | Subject | [PATCH v3 10/18] thunderbolt: Add tb_switch_get() | Date | Fri, 2 Mar 2018 15:38:44 +0300 |
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Sometimes there is need for increasing reference count of a switch as well. This also follows what we have for xdomains.
Signed-off-by: Mika Westerberg <mika.westerberg@linux.intel.com> Reviewed-by: Andy Shevchenko <andy.shevchenko@gmail.com> --- drivers/thunderbolt/tb.h | 7 +++++++ 1 file changed, 7 insertions(+)
diff --git a/drivers/thunderbolt/tb.h b/drivers/thunderbolt/tb.h index 895c57a0a090..c7bd77e9c2c3 100644 --- a/drivers/thunderbolt/tb.h +++ b/drivers/thunderbolt/tb.h @@ -387,6 +387,13 @@ struct tb_switch *tb_switch_find_by_link_depth(struct tb *tb, u8 link, u8 depth); struct tb_switch *tb_switch_find_by_uuid(struct tb *tb, const uuid_t *uuid); +static inline struct tb_switch *tb_switch_get(struct tb_switch *sw) +{ + if (sw) + get_device(&sw->dev); + return sw; +} + static inline void tb_switch_put(struct tb_switch *sw) { put_device(&sw->dev); -- 2.16.1
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