Merge tag 'pinctrl-v4.10-1' of git://git.kernel.org/pub/scm/linux/kernel/git/linusw...

[mirror_ubuntu-zesty-kernel.git] / drivers / pinctrl / intel / pinctrl-cherryview.c

diff --git a/drivers/pinctrl/intel/pinctrl-cherryview.c b/drivers/pinctrl/intel/pinctrl-cherryview.c
index 13644768ae1c734f726677483188492440b4b06a..5e66860a5e677290a0c649728cc48f852cc408b9 100644 (file)
--- a/drivers/pinctrl/intel/pinctrl-cherryview.c
+++ b/drivers/pinctrl/intel/pinctrl-cherryview.c
@@ -1652,12 +1652,15 @@ static int chv_pinctrl_probe(struct platform_device *pdev)
 }
 
 #ifdef CONFIG_PM_SLEEP
-static int chv_pinctrl_suspend(struct device *dev)
+static int chv_pinctrl_suspend_noirq(struct device *dev)
 {
        struct platform_device *pdev = to_platform_device(dev);
        struct chv_pinctrl *pctrl = platform_get_drvdata(pdev);
+       unsigned long flags;
        int i;
 
+       raw_spin_lock_irqsave(&chv_lock, flags);
+
        pctrl->saved_intmask = readl(pctrl->regs + CHV_INTMASK);
 
        for (i = 0; i < pctrl->community->npins; i++) {
@@ -1678,15 +1681,20 @@ static int chv_pinctrl_suspend(struct device *dev)
                ctx->padctrl1 = readl(reg);
        }
 
+       raw_spin_unlock_irqrestore(&chv_lock, flags);
+
        return 0;
 }
 
-static int chv_pinctrl_resume(struct device *dev)
+static int chv_pinctrl_resume_noirq(struct device *dev)
 {
        struct platform_device *pdev = to_platform_device(dev);
        struct chv_pinctrl *pctrl = platform_get_drvdata(pdev);
+       unsigned long flags;
        int i;
 
+       raw_spin_lock_irqsave(&chv_lock, flags);
+
        /*
         * Mask all interrupts before restoring per-pin configuration
         * registers because we don't know in which state BIOS left them
@@ -1731,12 +1739,15 @@ static int chv_pinctrl_resume(struct device *dev)
        chv_writel(0xffff, pctrl->regs + CHV_INTSTAT);
        chv_writel(pctrl->saved_intmask, pctrl->regs + CHV_INTMASK);
 
+       raw_spin_unlock_irqrestore(&chv_lock, flags);
+
        return 0;
 }
 #endif
 
 static const struct dev_pm_ops chv_pinctrl_pm_ops = {
-       SET_LATE_SYSTEM_SLEEP_PM_OPS(chv_pinctrl_suspend, chv_pinctrl_resume)
+       SET_NOIRQ_SYSTEM_SLEEP_PM_OPS(chv_pinctrl_suspend_noirq,
+                                     chv_pinctrl_resume_noirq)
 };
 
 static const struct acpi_device_id chv_pinctrl_acpi_match[] = {