When CONFIG_PM_SLEEP is not defined, GCC throws compilation warnings:
drivers/soundwire/intel.c:1799:12: warning: ‘intel_resume’ defined but not
used [-Wunused-function]
static int intel_resume(struct device *dev)
^~~~~~~~~~~~
drivers/soundwire/intel.c:1683:12: warning: ‘intel_suspend’ defined but not
used [-Wunused-function]
static int intel_suspend(struct device *dev)
^~~~~~~~~~~~~
Fix by using __maybe_unused macro.
Suggested-by: Vinod Koul <vkoul@xxxxxxxxxx>
Signed-off-by: Bard Liao <yung-chuan.liao@xxxxxxxxxxxxxxx>
Reviewed-by: Pierre-Louis Bossart <pierre-louis.bossart@xxxxxxxxxxxxxxx>
---
Changelog:
v2:
- use __maybe_unused macro instead of wrapping in another ifdef.
---
drivers/soundwire/intel.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/soundwire/intel.c b/drivers/soundwire/intel.c
index dbcbe2708563..ebca8ced59ec 100644
--- a/drivers/soundwire/intel.c
+++ b/drivers/soundwire/intel.c
@@ -1527,7 +1527,7 @@ int intel_master_process_wakeen_event(struct platform_device *pdev)
#ifdef CONFIG_PM
-static int intel_suspend(struct device *dev)
+static int __maybe_unused intel_suspend(struct device *dev)
{
struct sdw_cdns *cdns = dev_get_drvdata(dev);
struct sdw_intel *sdw = cdns_to_intel(cdns);
@@ -1625,7 +1625,7 @@ static int intel_suspend_runtime(struct device *dev)
return ret;
}
-static int intel_resume(struct device *dev)
+static int __maybe_unused intel_resume(struct device *dev)
{
struct sdw_cdns *cdns = dev_get_drvdata(dev);
struct sdw_intel *sdw = cdns_to_intel(cdns);
--
2.17.1
