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Message-Id: <20211027211715.12671-24-digetx@gmail.com>
Date: Thu, 28 Oct 2021 00:16:53 +0300
From: Dmitry Osipenko <digetx@...il.com>
To: Thierry Reding <thierry.reding@...il.com>,
Jonathan Hunter <jonathanh@...dia.com>,
Lee Jones <lee.jones@...aro.org>,
"Rafael J . Wysocki" <rafael@...nel.org>,
Mark Brown <broonie@...nel.org>,
Andrew Morton <akpm@...ux-foundation.org>,
Guenter Roeck <linux@...ck-us.net>,
Russell King <linux@...linux.org.uk>,
Daniel Lezcano <daniel.lezcano@...aro.org>,
Andy Shevchenko <andriy.shevchenko@...ux.intel.com>,
Ulf Hansson <ulf.hansson@...aro.org>
Cc: Catalin Marinas <catalin.marinas@....com>,
Will Deacon <will@...nel.org>, Guo Ren <guoren@...nel.org>,
Geert Uytterhoeven <geert@...ux-m68k.org>,
Greg Ungerer <gerg@...ux-m68k.org>,
Joshua Thompson <funaho@...ai.org>,
Thomas Bogendoerfer <tsbogend@...ha.franken.de>,
Nick Hu <nickhu@...estech.com>,
Greentime Hu <green.hu@...il.com>,
Vincent Chen <deanbo422@...il.com>,
"James E.J. Bottomley" <James.Bottomley@...senPartnership.com>,
Helge Deller <deller@....de>,
Michael Ellerman <mpe@...erman.id.au>,
Benjamin Herrenschmidt <benh@...nel.crashing.org>,
Paul Mackerras <paulus@...ba.org>,
Paul Walmsley <paul.walmsley@...ive.com>,
Palmer Dabbelt <palmer@...belt.com>,
Albert Ou <aou@...s.berkeley.edu>,
Yoshinori Sato <ysato@...rs.sourceforge.jp>,
Rich Felker <dalias@...c.org>,
Thomas Gleixner <tglx@...utronix.de>,
Ingo Molnar <mingo@...hat.com>, Borislav Petkov <bp@...en8.de>,
Dave Hansen <dave.hansen@...ux.intel.com>, x86@...nel.org,
"H. Peter Anvin" <hpa@...or.com>,
Boris Ostrovsky <boris.ostrovsky@...cle.com>,
Juergen Gross <jgross@...e.com>,
Stefano Stabellini <sstabellini@...nel.org>,
Len Brown <lenb@...nel.org>,
Santosh Shilimkar <ssantosh@...nel.org>,
Krzysztof Kozlowski <krzysztof.kozlowski@...onical.com>,
Linus Walleij <linus.walleij@...aro.org>,
Chen-Yu Tsai <wens@...e.org>,
Jonathan Neuschäfer <j.neuschaefer@....net>,
Tony Lindgren <tony@...mide.com>,
Liam Girdwood <lgirdwood@...il.com>,
Philipp Zabel <p.zabel@...gutronix.de>,
Vladimir Zapolskiy <vz@...ia.com>,
Avi Fishman <avifishman70@...il.com>,
Tomer Maimon <tmaimon77@...il.com>,
Tali Perry <tali.perry1@...il.com>,
Patrick Venture <venture@...gle.com>,
Nancy Yuen <yuenn@...gle.com>,
Benjamin Fair <benjaminfair@...gle.com>,
Pavel Machek <pavel@....cz>,
linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
linux-csky@...r.kernel.org, linux-ia64@...r.kernel.org,
linux-m68k@...ts.linux-m68k.org, linux-mips@...r.kernel.org,
linux-parisc@...r.kernel.org, linuxppc-dev@...ts.ozlabs.org,
linux-riscv@...ts.infradead.org, linux-sh@...r.kernel.org,
xen-devel@...ts.xenproject.org, linux-acpi@...r.kernel.org,
linux-omap@...r.kernel.org, openbmc@...ts.ozlabs.org,
linux-tegra@...r.kernel.org, linux-pm@...r.kernel.org
Subject: [PATCH v2 23/45] ACPI: power: Switch to power-handler API
Switch to power-handler API that replaces legacy pm_power_off callbacks.
Signed-off-by: Dmitry Osipenko <digetx@...il.com>
---
drivers/acpi/sleep.c | 25 +++++++++++--------------
1 file changed, 11 insertions(+), 14 deletions(-)
diff --git a/drivers/acpi/sleep.c b/drivers/acpi/sleep.c
index 3023224515ab..41b3ea867f8f 100644
--- a/drivers/acpi/sleep.c
+++ b/drivers/acpi/sleep.c
@@ -47,19 +47,11 @@ static void acpi_sleep_tts_switch(u32 acpi_state)
}
}
-static int tts_notify_reboot(struct notifier_block *this,
- unsigned long code, void *x)
+static void tts_reboot_prepare(struct reboot_prep_data *data)
{
acpi_sleep_tts_switch(ACPI_STATE_S5);
- return NOTIFY_DONE;
}
-static struct notifier_block tts_notifier = {
- .notifier_call = tts_notify_reboot,
- .next = NULL,
- .priority = 0,
-};
-
static int acpi_sleep_prepare(u32 acpi_state)
{
#ifdef CONFIG_ACPI_SLEEP
@@ -1016,7 +1008,7 @@ static void acpi_sleep_hibernate_setup(void)
static inline void acpi_sleep_hibernate_setup(void) {}
#endif /* !CONFIG_HIBERNATION */
-static void acpi_power_off_prepare(void)
+static void acpi_power_off_prepare(struct power_off_prep_data *data)
{
/* Prepare to power off the system */
acpi_sleep_prepare(ACPI_STATE_S5);
@@ -1024,7 +1016,7 @@ static void acpi_power_off_prepare(void)
acpi_os_wait_events_complete();
}
-static void acpi_power_off(void)
+static void acpi_power_off(struct power_off_data *data)
{
/* acpi_sleep_prepare(ACPI_STATE_S5) should have already been called */
pr_debug("%s called\n", __func__);
@@ -1032,6 +1024,11 @@ static void acpi_power_off(void)
acpi_enter_sleep_state(ACPI_STATE_S5);
}
+static struct power_handler acpi_power_handler = {
+ .power_off_priority = POWEROFF_PRIO_FIRMWARE,
+ .reboot_prepare_cb = tts_reboot_prepare,
+};
+
int __init acpi_sleep_init(void)
{
char supported[ACPI_S_STATE_COUNT * 3 + 1];
@@ -1048,8 +1045,8 @@ int __init acpi_sleep_init(void)
if (acpi_sleep_state_supported(ACPI_STATE_S5)) {
sleep_states[ACPI_STATE_S5] = 1;
- pm_power_off_prepare = acpi_power_off_prepare;
- pm_power_off = acpi_power_off;
+ acpi_power_handler.power_off_cb = acpi_power_off;
+ acpi_power_handler.power_off_prepare_cb = acpi_power_off_prepare;
} else {
acpi_no_s5 = true;
}
@@ -1065,6 +1062,6 @@ int __init acpi_sleep_init(void)
* Register the tts_notifier to reboot notifier list so that the _TTS
* object can also be evaluated when the system enters S5.
*/
- register_reboot_notifier(&tts_notifier);
+ register_power_handler(&acpi_power_handler);
return 0;
}
--
2.33.1
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