Return-path: Received: from mout.kundenserver.de ([212.227.17.24]:64176 "EHLO mout.kundenserver.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752773AbdLRNqN (ORCPT ); Mon, 18 Dec 2017 08:46:13 -0500 From: Arnd Bergmann To: Maya Erez , Kalle Valo Cc: Arnd Bergmann , Lazar Alexei , Dedy Lansky , Hamad Kadmany , Lior David , Gidon Studinski , linux-wireless@vger.kernel.org, wil6210@qca.qualcomm.com, netdev@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH] wil6210: fix build warnings without CONFIG_PM Date: Mon, 18 Dec 2017 14:45:51 +0100 Message-Id: <20171218134604.3087909-1-arnd@arndb.de> (sfid-20171218_144643_496483_E78E3E77) Sender: linux-wireless-owner@vger.kernel.org List-ID: The #ifdef checks are hard to get right, in this case some functions should have been left inside a CONFIG_PM_SLEEP check as seen by this message: drivers/net/wireless/ath/wil6210/pcie_bus.c:489:12: error: 'wil6210_pm_resume' defined but not used [-Werror=unused-function] drivers/net/wireless/ath/wil6210/pcie_bus.c:484:12: error: 'wil6210_pm_suspend' defined but not used [-Werror=unused-function] Using an __maybe_unused is easier here, so I'm replacing all the other #ifdef in this file as well for consistency. Fixes: 94162666cd51 ("wil6210: run-time PM when interface down") Signed-off-by: Arnd Bergmann --- drivers/net/wireless/ath/wil6210/pcie_bus.c | 25 ++++++++----------------- drivers/net/wireless/ath/wil6210/wil6210.h | 2 -- 2 files changed, 8 insertions(+), 19 deletions(-) diff --git a/drivers/net/wireless/ath/wil6210/pcie_bus.c b/drivers/net/wireless/ath/wil6210/pcie_bus.c index 42a5480c764d..9e622ddcc0bb 100644 --- a/drivers/net/wireless/ath/wil6210/pcie_bus.c +++ b/drivers/net/wireless/ath/wil6210/pcie_bus.c @@ -31,10 +31,8 @@ static bool ftm_mode; module_param(ftm_mode, bool, 0444); MODULE_PARM_DESC(ftm_mode, " Set factory test mode, default - false"); -#ifdef CONFIG_PM static int wil6210_pm_notify(struct notifier_block *notify_block, unsigned long mode, void *unused); -#endif /* CONFIG_PM */ static void wil_set_capabilities(struct wil6210_priv *wil) @@ -307,15 +305,15 @@ static int wil_pcie_probe(struct pci_dev *pdev, const struct pci_device_id *id) goto bus_disable; } -#ifdef CONFIG_PM - wil->pm_notify.notifier_call = wil6210_pm_notify; + if (IS_ENABLED(CONFIG_PM)) + wil->pm_notify.notifier_call = wil6210_pm_notify; + rc = register_pm_notifier(&wil->pm_notify); if (rc) /* Do not fail the driver initialization, as suspend can * be prevented in a later phase if needed */ wil_err(wil, "register_pm_notifier failed: %d\n", rc); -#endif /* CONFIG_PM */ wil6210_debugfs_init(wil); @@ -346,9 +344,7 @@ static void wil_pcie_remove(struct pci_dev *pdev) wil_dbg_misc(wil, "pcie_remove\n"); -#ifdef CONFIG_PM unregister_pm_notifier(&wil->pm_notify); -#endif /* CONFIG_PM */ wil_pm_runtime_forbid(wil); @@ -372,8 +368,6 @@ static const struct pci_device_id wil6210_pcie_ids[] = { }; MODULE_DEVICE_TABLE(pci, wil6210_pcie_ids); -#ifdef CONFIG_PM - static int wil6210_suspend(struct device *dev, bool is_runtime) { int rc = 0; @@ -481,17 +475,17 @@ static int wil6210_pm_notify(struct notifier_block *notify_block, return rc; } -static int wil6210_pm_suspend(struct device *dev) +static int __maybe_unused wil6210_pm_suspend(struct device *dev) { return wil6210_suspend(dev, false); } -static int wil6210_pm_resume(struct device *dev) +static int __maybe_unused wil6210_pm_resume(struct device *dev) { return wil6210_resume(dev, false); } -static int wil6210_pm_runtime_idle(struct device *dev) +static int __maybe_unused wil6210_pm_runtime_idle(struct device *dev) { struct pci_dev *pdev = to_pci_dev(dev); struct wil6210_priv *wil = pci_get_drvdata(pdev); @@ -501,12 +495,12 @@ static int wil6210_pm_runtime_idle(struct device *dev) return wil_can_suspend(wil, true); } -static int wil6210_pm_runtime_resume(struct device *dev) +static int __maybe_unused wil6210_pm_runtime_resume(struct device *dev) { return wil6210_resume(dev, true); } -static int wil6210_pm_runtime_suspend(struct device *dev) +static int __maybe_unused wil6210_pm_runtime_suspend(struct device *dev) { struct pci_dev *pdev = to_pci_dev(dev); struct wil6210_priv *wil = pci_get_drvdata(pdev); @@ -518,15 +512,12 @@ static int wil6210_pm_runtime_suspend(struct device *dev) return wil6210_suspend(dev, true); } -#endif /* CONFIG_PM */ static const struct dev_pm_ops wil6210_pm_ops = { -#ifdef CONFIG_PM SET_SYSTEM_SLEEP_PM_OPS(wil6210_pm_suspend, wil6210_pm_resume) SET_RUNTIME_PM_OPS(wil6210_pm_runtime_suspend, wil6210_pm_runtime_resume, wil6210_pm_runtime_idle) -#endif /* CONFIG_PM */ }; static struct pci_driver wil6210_driver = { diff --git a/drivers/net/wireless/ath/wil6210/wil6210.h b/drivers/net/wireless/ath/wil6210/wil6210.h index cf27d9711dde..366a6ef222dc 100644 --- a/drivers/net/wireless/ath/wil6210/wil6210.h +++ b/drivers/net/wireless/ath/wil6210/wil6210.h @@ -742,9 +742,7 @@ struct wil6210_priv { int fw_calib_result; -#ifdef CONFIG_PM struct notifier_block pm_notify; -#endif /* CONFIG_PM */ bool suspend_resp_rcvd; bool suspend_resp_comp; -- 2.9.0