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soc: rockchip: pm_config: Use devm_register_sys_off_handler()

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Use devm_register_sys_off_handler() that replaces global
pm_power_off_prepare variable.

Signed-off-by: Tao Huang <huangtao@rock-chips.com>
Change-Id: If8c0029962d81ae02128f5c8245d32788437f82c
This commit is contained in:
Tao Huang
2023-06-13 17:24:05 +08:00
parent d78ed97ebf
commit 8501e9f533
1 changed files with 14 additions and 4 deletions
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18
drivers/soc/rockchip/rockchip_pm_config.c
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@@ -15,6 +15,7 @@
#include <linux/of_gpio.h>
#include <linux/platform_device.h>
#include <linux/pm.h>
#include <linux/reboot.h>
#include <linux/regulator/driver.h>
#include <linux/regulator/machine.h>
#include <linux/rockchip/rockchip_sip.h>
@@ -70,7 +71,7 @@ static const struct of_device_id pm_match_table[] = {
};
#ifndef MODULE
static void rockchip_pm_virt_pwroff_prepare(void)
static int rockchip_pm_virt_pwroff_prepare(struct sys_off_data *data)
{
int error;
@@ -79,11 +80,13 @@ static void rockchip_pm_virt_pwroff_prepare(void)
error = suspend_disable_secondary_cpus();
if (error) {
pr_err("Disable nonboot cpus failed!\n");
return;
return NOTIFY_DONE;
}
sip_smc_set_suspend_mode(VIRTUAL_POWEROFF, 0, 1);
sip_smc_virtual_poweroff();
return NOTIFY_DONE;
}
static int parse_sleep_config(struct device_node *node, enum rk_pm_state state)
@@ -274,8 +277,15 @@ static int pm_config_probe(struct platform_device *pdev)
if (!of_property_read_u32_array(node,
"rockchip,virtual-poweroff",
&virtual_poweroff_en, 1) &&
virtual_poweroff_en)
pm_power_off_prepare = rockchip_pm_virt_pwroff_prepare;
virtual_poweroff_en) {
ret = devm_register_sys_off_handler(&pdev->dev,
SYS_OFF_MODE_POWER_OFF_PREPARE,
SYS_OFF_PRIO_DEFAULT,
rockchip_pm_virt_pwroff_prepare,
NULL);
if (ret)
dev_err(&pdev->dev, "failed to register sys-off handler: %d\n", ret);
}
for (i = RK_PM_MEM; i < RK_PM_STATE_MAX; i++) {
parse_sleep_config(node, i);