From: Arnd Bergmann Date: Thu, 24 Nov 2016 16:30:26 +0000 (+0100) Subject: drm/hisilicon/hibmc: mark PM functions __maybe_unused X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=b61abd49c5dd07d3b97b638128982c3feef99a93;p=linux-beck.git drm/hisilicon/hibmc: mark PM functions __maybe_unused When CONFIG_PM_SLEEP is disabled, we get a harmless warning drm/hisilicon/hibmc/hibmc_drm_drv.c:115:12: error: ‘hibmc_pm_resume’ defined but not used [-Werror=unused-function] drm/hisilicon/hibmc/hibmc_drm_drv.c:97:12: error: ‘hibmc_pm_suspend’ defined but not used [-Werror=unused-function] Marking the functions as __maybe_unused avoids the warning without having to add an #ifdef. Fixes: 5e0df3a08f3d ("drm/hisilicon/hibmc: Add hisilicon hibmc drm master driver") Signed-off-by: Arnd Bergmann Signed-off-by: Daniel Vetter Link: http://patchwork.freedesktop.org/patch/msgid/20161124163107.3914495-1-arnd@arndb.de --- diff --git a/drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_drv.c b/drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_drv.c index d94e3495c9b2..7e2043f4348c 100644 --- a/drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_drv.c +++ b/drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_drv.c @@ -94,7 +94,7 @@ static struct drm_driver hibmc_driver = { .irq_handler = hibmc_drm_interrupt, }; -static int hibmc_pm_suspend(struct device *dev) +static int __maybe_unused hibmc_pm_suspend(struct device *dev) { struct pci_dev *pdev = to_pci_dev(dev); struct drm_device *drm_dev = pci_get_drvdata(pdev); @@ -112,7 +112,7 @@ static int hibmc_pm_suspend(struct device *dev) return 0; } -static int hibmc_pm_resume(struct device *dev) +static int __maybe_unused hibmc_pm_resume(struct device *dev) { struct pci_dev *pdev = to_pci_dev(dev); struct drm_device *drm_dev = pci_get_drvdata(pdev);