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pinctrl: intel: Reduce scope of the lock

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In some cases lock covers unneeded calls and operations.
Reduce scope of the lock in such cases.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Acked-by: Mika Westerberg <mika.westerberg@linux.intel.com>
This commit is contained in:
Andy Shevchenko 2020-06-12 17:49:55 +03:00
parent af7e3eeb84
commit f62cdde548
1 changed files with 7 additions and 7 deletions
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14
drivers/pinctrl/intel/pinctrl-intel.c
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@ -460,6 +460,8 @@ static int intel_gpio_request_enable(struct pinctrl_dev *pctldev,
void __iomem *padcfg0;
unsigned long flags;
padcfg0 = intel_get_padcfg(pctrl, pin, PADCFG0);
raw_spin_lock_irqsave(&pctrl->lock, flags);
if (!intel_pad_owned_by_host(pctrl, pin)) {
@ -472,8 +474,6 @@ static int intel_gpio_request_enable(struct pinctrl_dev *pctldev,
return 0;
}
padcfg0 = intel_get_padcfg(pctrl, pin, PADCFG0);
/*
* If pin is already configured in GPIO mode, we assume that
* firmware provides correct settings. In such case we avoid
@ -503,11 +503,10 @@ static int intel_gpio_set_direction(struct pinctrl_dev *pctldev,
void __iomem *padcfg0;
unsigned long flags;
raw_spin_lock_irqsave(&pctrl->lock, flags);
padcfg0 = intel_get_padcfg(pctrl, pin, PADCFG0);
__intel_gpio_set_direction(padcfg0, input);
raw_spin_lock_irqsave(&pctrl->lock, flags);
__intel_gpio_set_direction(padcfg0, input);
raw_spin_unlock_irqrestore(&pctrl->lock, flags);
return 0;
@ -622,10 +621,11 @@ static int intel_config_set_pull(struct intel_pinctrl *pctrl, unsigned int pin,
int ret = 0;
u32 value;
raw_spin_lock_irqsave(&pctrl->lock, flags);
community = intel_get_community(pctrl, pin);
padcfg1 = intel_get_padcfg(pctrl, pin, PADCFG1);
raw_spin_lock_irqsave(&pctrl->lock, flags);
value = readl(padcfg1);
switch (param) {