From mboxrd@z Thu Jan 1 00:00:00 1970 From: Dmitry Osipenko Date: Wed, 27 Oct 2021 21:17:05 +0000 Subject: [PATCH v2 35/45] mfd: max8907: Use devm_register_simple_power_off_handler() Message-Id: <20211027211715.12671-36-digetx@gmail.com> List-Id: References: <20211027211715.12671-1-digetx@gmail.com> In-Reply-To: <20211027211715.12671-1-digetx@gmail.com> MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: Thierry Reding , Jonathan Hunter , Lee Jones , "Rafael J . Wysocki" , Mark Brown , Andrew Morton , Guenter Roeck , Russell King , Daniel Lezcano , Andy Shevchenko , Ulf Hansson Cc: Catalin Marinas , Will Deacon , Guo Ren , Geert Uytterhoeven , Greg Ungerer , Joshua Thompson , Thomas Bogendoerfer , Nick Hu , Greentime Hu , Vincent Chen , "James E.J. Bottomley" , Helge Deller , Michael Ellerman , Benjamin Herrenschmidt , Paul Mackerras , Paul Walmsley , Palmer Dabbelt , Albert Ou , Yoshinori Sato , Rich Felker , Thomas Gleixner , Ingo Molnar , Borislav Petkov , Dave Hansen , x86@kernel.org, "H. Peter Anvin" , Boris Ostrovsky , Juergen Gross , Stefano Stabellini , Len Brown , Santosh Shilimkar , Krzysztof Kozlowski , Linus Walleij , Chen-Yu Tsai , =?UTF-8?q?Jonathan=20Neusch=C3=A4fer?= , Tony Lindgren , Liam Girdwood , Philipp Zabel , Vladimir Zapolskiy , Avi Fishman , Tomer Maimon , Tali Perry , Patrick Venture , Nancy Yuen , Benjamin Fair , Pavel Machek , linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, linux-csky@vger.kernel.org, linux-ia64@vger.kernel.org, linux-m68k@lists.linux-m68k.org, linux-mips@vger.kernel.org, linux-parisc@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, linux-riscv@lists.infradead.org, linux-sh@vger.kernel.org, xen-devel@lists.xenproject.org, linux-acpi@vger.kernel.org, linux-omap@vger.kernel.org, openbmc@lists.ozlabs.org, linux-tegra@vger.kernel.org, linux-pm@vger.kernel.org Use devm_register_simple_power_off_handler() that replaces global pm_power_off variable and allows to register multiple power-off handlers. Signed-off-by: Dmitry Osipenko --- drivers/mfd/max8907.c | 22 +++++++++++++++------- 1 file changed, 15 insertions(+), 7 deletions(-) diff --git a/drivers/mfd/max8907.c b/drivers/mfd/max8907.c index 41f566e6a096..58699510311b 100644 --- a/drivers/mfd/max8907.c +++ b/drivers/mfd/max8907.c @@ -16,6 +16,7 @@ #include #include #include +#include #include #include @@ -174,9 +175,10 @@ static const struct regmap_irq_chip max8907_rtc_irq_chip = { .num_irqs = ARRAY_SIZE(max8907_rtc_irqs), }; -static struct max8907 *max8907_pm_off; -static void max8907_power_off(void) +static void max8907_power_off(void *data) { + struct max8907 *max8907_pm_off = data; + regmap_update_bits(max8907_pm_off->regmap_gen, MAX8907_REG_RESET_CNFG, MAX8907_MASK_POWER_OFF, MAX8907_MASK_POWER_OFF); } @@ -214,6 +216,17 @@ static int max8907_i2c_probe(struct i2c_client *i2c, goto err_regmap_gen; } + if (pm_off) { + ret = devm_register_simple_power_off_handler(&i2c->dev, + max8907_power_off, + max8907); + if (ret) { + dev_err(&i2c->dev, + "failed to register power-off handler: %d\n", ret); + return ret; + } + } + max8907->i2c_rtc = i2c_new_dummy_device(i2c->adapter, MAX8907_RTC_I2C_ADDR); if (IS_ERR(max8907->i2c_rtc)) { ret = PTR_ERR(max8907->i2c_rtc); @@ -260,11 +273,6 @@ static int max8907_i2c_probe(struct i2c_client *i2c, goto err_add_devices; } - if (pm_off && !pm_power_off) { - max8907_pm_off = max8907; - pm_power_off = max8907_power_off; - } - return 0; err_add_devices: -- 2.33.1