On 09-07-19, 16:32, YueHaibing wrote: > If CONFIG_PM is not set, build warnings: > > drivers/dma/tegra210-adma.c:747:12: warning: tegra_adma_runtime_resume defined but not used [-Wunused-function] > static int tegra_adma_runtime_resume(struct device *dev) > drivers/dma/tegra210-adma.c:715:12: warning: tegra_adma_runtime_suspend defined but not used [-Wunused-function] > static int tegra_adma_runtime_suspend(struct device *dev) > > Mark the two function as __maybe_unused. Applied, thanks -- ~Vinod