From: Arnd Bergmann <arnd@arndb.de> To: Kalle Valo <kvalo@qca.qualcomm.com> Cc: Arnd Bergmann <arnd@arndb.de>, Colin Ian King <colin.king@canonical.com>, Bartosz Markowski <bartosz.markowski@tieto.com>, Govind Singh <govinds@qti.qualcomm.com>, Ryan Hsu <ryanhsu@qti.qualcomm.com>, Srinivas Kandagatla <srinivas.kandagatla@linaro.org>, Rajkumar Manoharan <rmanohar@qti.qualcomm.com>, Ashok Raj Nagarajan <arnagara@qti.qualcomm.com>, Ben Greear <greearb@candelatech.com>, ath10k@lists.infradead.org, linux-wireless@vger.kernel.org, netdev@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH] ath10: mark PM functions as __maybe_unused Date: Wed, 6 Sep 2017 14:58:53 +0200 [thread overview] Message-ID: <20170906125904.2588620-1-arnd@arndb.de> (raw) When CONFIG_PM_SLEEP is disabled, we get a compile-time warning: drivers/net/wireless/ath/ath10k/pci.c:3417:12: error: 'ath10k_pci_pm_resume' defined but not used [-Werror=unused-function] static int ath10k_pci_pm_resume(struct device *dev) ^~~~~~~~~~~~~~~~~~~~ drivers/net/wireless/ath/ath10k/pci.c:3401:12: error: 'ath10k_pci_pm_suspend' defined but not used [-Werror=unused-function] static int ath10k_pci_pm_suspend(struct device *dev) Rather than fixing the #ifdef, this just marks both functions as __maybe_unused, which is a more robust way to do this. Fixes: 32faa3f0ee50 ("ath10k: add the PCI PM core suspend/resume ops") Signed-off-by: Arnd Bergmann <arnd@arndb.de> --- drivers/net/wireless/ath/ath10k/pci.c | 7 ++----- 1 file changed, 2 insertions(+), 5 deletions(-) diff --git a/drivers/net/wireless/ath/ath10k/pci.c b/drivers/net/wireless/ath/ath10k/pci.c index bc1633945a56..195dafb98131 100644 --- a/drivers/net/wireless/ath/ath10k/pci.c +++ b/drivers/net/wireless/ath/ath10k/pci.c @@ -3396,9 +3396,7 @@ static void ath10k_pci_remove(struct pci_dev *pdev) MODULE_DEVICE_TABLE(pci, ath10k_pci_id_table); -#ifdef CONFIG_PM - -static int ath10k_pci_pm_suspend(struct device *dev) +static __maybe_unused int ath10k_pci_pm_suspend(struct device *dev) { struct ath10k *ar = dev_get_drvdata(dev); int ret; @@ -3414,7 +3412,7 @@ static int ath10k_pci_pm_suspend(struct device *dev) return ret; } -static int ath10k_pci_pm_resume(struct device *dev) +static __maybe_unused int ath10k_pci_pm_resume(struct device *dev) { struct ath10k *ar = dev_get_drvdata(dev); int ret; @@ -3433,7 +3431,6 @@ static int ath10k_pci_pm_resume(struct device *dev) static SIMPLE_DEV_PM_OPS(ath10k_pci_pm_ops, ath10k_pci_pm_suspend, ath10k_pci_pm_resume); -#endif static struct pci_driver ath10k_pci_driver = { .name = "ath10k_pci", -- 2.9.0
WARNING: multiple messages have this Message-ID (diff)
From: Arnd Bergmann <arnd@arndb.de> To: Kalle Valo <kvalo@qca.qualcomm.com> Cc: Govind Singh <govinds@qti.qualcomm.com>, Ryan Hsu <ryanhsu@qti.qualcomm.com>, Arnd Bergmann <arnd@arndb.de>, netdev@vger.kernel.org, linux-wireless@vger.kernel.org, Rajkumar Manoharan <rmanohar@qti.qualcomm.com>, ath10k@lists.infradead.org, linux-kernel@vger.kernel.org, Srinivas Kandagatla <srinivas.kandagatla@linaro.org>, Colin Ian King <colin.king@canonical.com>, Ben Greear <greearb@candelatech.com>, Ashok Raj Nagarajan <arnagara@qti.qualcomm.com>, Bartosz Markowski <bartosz.markowski@tieto.com> Subject: [PATCH] ath10: mark PM functions as __maybe_unused Date: Wed, 6 Sep 2017 14:58:53 +0200 [thread overview] Message-ID: <20170906125904.2588620-1-arnd@arndb.de> (raw) When CONFIG_PM_SLEEP is disabled, we get a compile-time warning: drivers/net/wireless/ath/ath10k/pci.c:3417:12: error: 'ath10k_pci_pm_resume' defined but not used [-Werror=unused-function] static int ath10k_pci_pm_resume(struct device *dev) ^~~~~~~~~~~~~~~~~~~~ drivers/net/wireless/ath/ath10k/pci.c:3401:12: error: 'ath10k_pci_pm_suspend' defined but not used [-Werror=unused-function] static int ath10k_pci_pm_suspend(struct device *dev) Rather than fixing the #ifdef, this just marks both functions as __maybe_unused, which is a more robust way to do this. Fixes: 32faa3f0ee50 ("ath10k: add the PCI PM core suspend/resume ops") Signed-off-by: Arnd Bergmann <arnd@arndb.de> --- drivers/net/wireless/ath/ath10k/pci.c | 7 ++----- 1 file changed, 2 insertions(+), 5 deletions(-) diff --git a/drivers/net/wireless/ath/ath10k/pci.c b/drivers/net/wireless/ath/ath10k/pci.c index bc1633945a56..195dafb98131 100644 --- a/drivers/net/wireless/ath/ath10k/pci.c +++ b/drivers/net/wireless/ath/ath10k/pci.c @@ -3396,9 +3396,7 @@ static void ath10k_pci_remove(struct pci_dev *pdev) MODULE_DEVICE_TABLE(pci, ath10k_pci_id_table); -#ifdef CONFIG_PM - -static int ath10k_pci_pm_suspend(struct device *dev) +static __maybe_unused int ath10k_pci_pm_suspend(struct device *dev) { struct ath10k *ar = dev_get_drvdata(dev); int ret; @@ -3414,7 +3412,7 @@ static int ath10k_pci_pm_suspend(struct device *dev) return ret; } -static int ath10k_pci_pm_resume(struct device *dev) +static __maybe_unused int ath10k_pci_pm_resume(struct device *dev) { struct ath10k *ar = dev_get_drvdata(dev); int ret; @@ -3433,7 +3431,6 @@ static int ath10k_pci_pm_resume(struct device *dev) static SIMPLE_DEV_PM_OPS(ath10k_pci_pm_ops, ath10k_pci_pm_suspend, ath10k_pci_pm_resume); -#endif static struct pci_driver ath10k_pci_driver = { .name = "ath10k_pci", -- 2.9.0 _______________________________________________ ath10k mailing list ath10k@lists.infradead.org http://lists.infradead.org/mailman/listinfo/ath10k
next reply other threads:[~2017-09-06 12:59 UTC|newest] Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top 2017-09-06 12:58 Arnd Bergmann [this message] 2017-09-06 12:58 ` [PATCH] ath10: mark PM functions as __maybe_unused Arnd Bergmann 2017-09-07 11:36 ` Kalle Valo 2017-09-07 11:36 ` Kalle Valo 2017-09-07 11:36 ` Kalle Valo 2017-09-21 15:05 ` Kalle Valo 2017-09-21 15:05 ` Kalle Valo 2017-09-21 15:05 ` Kalle Valo
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