diff options
Diffstat (limited to 'drivers/base/regmap')
| -rw-r--r-- | drivers/base/regmap/regmap.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/drivers/base/regmap/regmap.c b/drivers/base/regmap/regmap.c index c8756c030516..a941dcfe7590 100644 --- a/drivers/base/regmap/regmap.c +++ b/drivers/base/regmap/regmap.c @@ -1018,6 +1018,8 @@ int _regmap_raw_write(struct regmap *map, unsigned int reg, if (!async) return -ENOMEM; + trace_regmap_async_write_start(map->dev, reg, val_len); + async->work_buf = kzalloc(map->format.buf_size, GFP_KERNEL | GFP_DMA); if (!async->work_buf) { @@ -1670,6 +1672,8 @@ void regmap_async_complete_cb(struct regmap_async *async, int ret) struct regmap *map = async->map; bool wake; + trace_regmap_async_io_complete(map->dev); + spin_lock(&map->async_lock); list_del(&async->list); @@ -1716,6 +1720,8 @@ int regmap_async_complete(struct regmap *map) if (!map->bus->async_write) return 0; + trace_regmap_async_complete_start(map->dev); + wait_event(map->async_waitq, regmap_async_is_done(map)); spin_lock_irqsave(&map->async_lock, flags); @@ -1723,6 +1729,8 @@ int regmap_async_complete(struct regmap *map) map->async_ret = 0; spin_unlock_irqrestore(&map->async_lock, flags); + trace_regmap_async_complete_done(map->dev); + return ret; } EXPORT_SYMBOL_GPL(regmap_async_complete); |