linux-kernel - [PATCH v1 2/2] mfd: intel_soc_pmic_chtwc: Switch from __maybe_unused to pm_sleep

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Date:   Thu, 16 Jun 2022 20:10:09 +0300
From:   Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
To:     Andy Shevchenko <andriy.shevchenko@...ux.intel.com>,
        Hans de Goede <hdegoede@...hat.com>,
        linux-kernel@...r.kernel.org
Cc:     Andy Shevchenko <andy@...nel.org>, Lee Jones <lee.jones@...aro.org>
Subject: [PATCH v1 2/2] mfd: intel_soc_pmic_chtwc: Switch from __maybe_unused to pm_sleep_ptr() etc

Letting the compiler remove these functions when the kernel is built
without CONFIG_PM_SLEEP support is simpler and less heavier for builds
than the use of __maybe_unused attributes.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
---
 drivers/mfd/intel_soc_pmic_chtwc.c | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/drivers/mfd/intel_soc_pmic_chtwc.c b/drivers/mfd/intel_soc_pmic_chtwc.c
index 1cbe2bcce530..9216f0d34206 100644
--- a/drivers/mfd/intel_soc_pmic_chtwc.c
+++ b/drivers/mfd/intel_soc_pmic_chtwc.c
@@ -222,7 +222,7 @@ static void cht_wc_shutdown(struct i2c_client *client)
 	disable_irq(pmic->irq);
 }
 
-static int __maybe_unused cht_wc_suspend(struct device *dev)
+static int cht_wc_suspend(struct device *dev)
 {
 	struct intel_soc_pmic *pmic = dev_get_drvdata(dev);
 
@@ -231,7 +231,7 @@ static int __maybe_unused cht_wc_suspend(struct device *dev)
 	return 0;
 }
 
-static int __maybe_unused cht_wc_resume(struct device *dev)
+static int cht_wc_resume(struct device *dev)
 {
 	struct intel_soc_pmic *pmic = dev_get_drvdata(dev);
 
@@ -239,7 +239,7 @@ static int __maybe_unused cht_wc_resume(struct device *dev)
 
 	return 0;
 }
-static SIMPLE_DEV_PM_OPS(cht_wc_pm_ops, cht_wc_suspend, cht_wc_resume);
+static DEFINE_SIMPLE_DEV_PM_OPS(cht_wc_pm_ops, cht_wc_suspend, cht_wc_resume);
 
 static const struct i2c_device_id cht_wc_i2c_id[] = {
 	{ }
@@ -253,7 +253,7 @@ static const struct acpi_device_id cht_wc_acpi_ids[] = {
 static struct i2c_driver cht_wc_driver = {
 	.driver	= {
 		.name	= "CHT Whiskey Cove PMIC",
-		.pm     = &cht_wc_pm_ops,
+		.pm     = pm_sleep_ptr(&cht_wc_pm_ops),
 		.acpi_match_table = cht_wc_acpi_ids,
 	},
 	.probe_new = cht_wc_probe,
-- 
2.35.1