diff options
| author | Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com> | 2021-01-26 16:54:02 +0800 |
|---|---|---|
| committer | Vinod Koul <vkoul@kernel.org> | 2021-02-01 16:10:40 +0530 |
| commit | f1b690261247c9895f7a4b05d14a4026739134eb (patch) | |
| tree | 4e0d5b138848340eb8478b40082edda5b5919f30 /drivers/soundwire | |
| parent | 9a0c798c7a98d7c9db2d24c12f93ff72fa6ce7c4 (diff) | |
| download | linux-f1b690261247c9895f7a4b05d14a4026739134eb.tar.gz linux-f1b690261247c9895f7a4b05d14a4026739134eb.tar.xz | |
soundwire: bus: add better dev_dbg to track complete() calls
Add a dev_dbg() log for both enumeration and initialization completion
to better track suspend-resume issues.
Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Reviewed-by: Rander Wang <rander.wang@intel.com>
Reviewed-by: Chao Song <chao.song@intel.com>
Signed-off-by: Bard Liao <yung-chuan.liao@linux.intel.com>
Link: https://lore.kernel.org/r/20210126085402.4264-1-yung-chuan.liao@linux.intel.com
Signed-off-by: Vinod Koul <vkoul@kernel.org>
Diffstat (limited to 'drivers/soundwire')
| -rw-r--r-- | drivers/soundwire/bus.c | 11 |
1 files changed, 8 insertions, 3 deletions
diff --git a/drivers/soundwire/bus.c b/drivers/soundwire/bus.c index 6e1c988f3845..82df088c9333 100644 --- a/drivers/soundwire/bus.c +++ b/drivers/soundwire/bus.c @@ -784,7 +784,7 @@ static void sdw_modify_slave_status(struct sdw_slave *slave, if (status == SDW_SLAVE_UNATTACHED) { dev_dbg(&slave->dev, - "%s: initializing completion for Slave %d\n", + "%s: initializing enumeration and init completion for Slave %d\n", __func__, slave->dev_num); init_completion(&slave->enumeration_complete); @@ -793,7 +793,7 @@ static void sdw_modify_slave_status(struct sdw_slave *slave, } else if ((status == SDW_SLAVE_ATTACHED) && (slave->status == SDW_SLAVE_UNATTACHED)) { dev_dbg(&slave->dev, - "%s: signaling completion for Slave %d\n", + "%s: signaling enumeration completion for Slave %d\n", __func__, slave->dev_num); complete(&slave->enumeration_complete); @@ -1758,8 +1758,13 @@ int sdw_handle_slave_status(struct sdw_bus *bus, if (ret) dev_err(slave->bus->dev, "Update Slave status failed:%d\n", ret); - if (attached_initializing) + if (attached_initializing) { + dev_dbg(&slave->dev, + "%s: signaling initialization completion for Slave %d\n", + __func__, slave->dev_num); + complete(&slave->initialization_complete); + } } return ret; |