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path: root/drivers/pinctrl/pinctrl-amd.c
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Diffstat (limited to 'drivers/pinctrl/pinctrl-amd.c')
-rw-r--r--drivers/pinctrl/pinctrl-amd.c36
1 files changed, 26 insertions, 10 deletions
diff --git a/drivers/pinctrl/pinctrl-amd.c b/drivers/pinctrl/pinctrl-amd.c
index 49f89b70dcec..1d7fdcdec4c8 100644
--- a/drivers/pinctrl/pinctrl-amd.c
+++ b/drivers/pinctrl/pinctrl-amd.c
@@ -30,6 +30,7 @@
#include <linux/pinctrl/pinconf.h>
#include <linux/pinctrl/pinconf-generic.h>
#include <linux/pinctrl/pinmux.h>
+#include <linux/string_choices.h>
#include <linux/suspend.h>
#include "core.h"
@@ -458,7 +459,7 @@ static int amd_gpio_irq_set_wake(struct irq_data *d, unsigned int on)
if (err)
dev_err(&gpio_dev->pdev->dev, "failed to %s wake-up interrupt\n",
- on ? "enable" : "disable");
+ str_enable_disable(on));
return 0;
}
@@ -506,7 +507,7 @@ static int amd_gpio_irq_set_type(struct irq_data *d, unsigned int type)
case IRQ_TYPE_EDGE_BOTH:
pin_reg &= ~BIT(LEVEL_TRIG_OFF);
pin_reg &= ~(ACTIVE_LEVEL_MASK << ACTIVE_LEVEL_OFF);
- pin_reg |= BOTH_EADGE << ACTIVE_LEVEL_OFF;
+ pin_reg |= BOTH_EDGES << ACTIVE_LEVEL_OFF;
irq_set_handler_locked(d, handle_edge_irq);
break;
@@ -908,12 +909,13 @@ static bool amd_gpio_should_save(struct amd_gpio *gpio_dev, unsigned int pin)
return false;
}
-static int amd_gpio_suspend(struct device *dev)
+static int amd_gpio_suspend_hibernate_common(struct device *dev, bool is_suspend)
{
struct amd_gpio *gpio_dev = dev_get_drvdata(dev);
struct pinctrl_desc *desc = gpio_dev->pctrl->desc;
unsigned long flags;
int i;
+ u32 wake_mask = is_suspend ? WAKE_SOURCE_SUSPEND : WAKE_SOURCE_HIBERNATE;
for (i = 0; i < desc->npins; i++) {
int pin = desc->pins[i].number;
@@ -925,11 +927,11 @@ static int amd_gpio_suspend(struct device *dev)
gpio_dev->saved_regs[i] = readl(gpio_dev->base + pin * 4) & ~PIN_IRQ_PENDING;
/* mask any interrupts not intended to be a wake source */
- if (!(gpio_dev->saved_regs[i] & WAKE_SOURCE)) {
+ if (!(gpio_dev->saved_regs[i] & wake_mask)) {
writel(gpio_dev->saved_regs[i] & ~BIT(INTERRUPT_MASK_OFF),
gpio_dev->base + pin * 4);
- pm_pr_dbg("Disabling GPIO #%d interrupt for suspend.\n",
- pin);
+ pm_pr_dbg("Disabling GPIO #%d interrupt for %s.\n",
+ pin, is_suspend ? "suspend" : "hibernate");
}
raw_spin_unlock_irqrestore(&gpio_dev->lock, flags);
@@ -938,6 +940,16 @@ static int amd_gpio_suspend(struct device *dev)
return 0;
}
+static int amd_gpio_suspend(struct device *dev)
+{
+ return amd_gpio_suspend_hibernate_common(dev, true);
+}
+
+static int amd_gpio_hibernate(struct device *dev)
+{
+ return amd_gpio_suspend_hibernate_common(dev, false);
+}
+
static int amd_gpio_resume(struct device *dev)
{
struct amd_gpio *gpio_dev = dev_get_drvdata(dev);
@@ -961,8 +973,12 @@ static int amd_gpio_resume(struct device *dev)
}
static const struct dev_pm_ops amd_gpio_pm_ops = {
- SET_LATE_SYSTEM_SLEEP_PM_OPS(amd_gpio_suspend,
- amd_gpio_resume)
+ .suspend_late = amd_gpio_suspend,
+ .resume_early = amd_gpio_resume,
+ .freeze_late = amd_gpio_hibernate,
+ .thaw_early = amd_gpio_resume,
+ .poweroff_late = amd_gpio_hibernate,
+ .restore_early = amd_gpio_resume,
};
#endif
@@ -1159,7 +1175,7 @@ static int amd_gpio_probe(struct platform_device *pdev)
}
ret = devm_request_irq(&pdev->dev, gpio_dev->irq, amd_gpio_irq_handler,
- IRQF_SHARED | IRQF_ONESHOT, KBUILD_MODNAME, gpio_dev);
+ IRQF_SHARED | IRQF_COND_ONESHOT, KBUILD_MODNAME, gpio_dev);
if (ret)
goto out2;
@@ -1204,7 +1220,7 @@ static struct platform_driver amd_gpio_driver = {
#endif
},
.probe = amd_gpio_probe,
- .remove_new = amd_gpio_remove,
+ .remove = amd_gpio_remove,
};
module_platform_driver(amd_gpio_driver);