diff options
Diffstat (limited to 'drivers/pinctrl/intel')
| -rw-r--r-- | drivers/pinctrl/intel/pinctrl-cherryview.c | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/drivers/pinctrl/intel/pinctrl-cherryview.c b/drivers/pinctrl/intel/pinctrl-cherryview.c index 30389f4ccab4..097d835b3a50 100644 --- a/drivers/pinctrl/intel/pinctrl-cherryview.c +++ b/drivers/pinctrl/intel/pinctrl-cherryview.c @@ -1656,8 +1656,11 @@ static int chv_pinctrl_suspend(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++) { @@ -1678,6 +1681,8 @@ static int chv_pinctrl_suspend(struct device *dev) ctx->padctrl1 = readl(reg); } + raw_spin_unlock_irqrestore(&chv_lock, flags); + return 0; } @@ -1685,8 +1690,11 @@ static int chv_pinctrl_resume(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 @@ -1731,6 +1739,8 @@ 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 |