diff options
| author | Biju Das <biju.das.jz@bp.renesas.com> | 2024-02-06 13:51:14 +0000 |
|---|---|---|
| committer | Geert Uytterhoeven <geert+renesas@glider.be> | 2024-02-21 16:33:55 +0100 |
| commit | d3c49299339051b17ae3f2fe70fa5af7bbb82011 (patch) | |
| tree | 4a4e51ab8ec16deacf762ac88f6dd47ec3d9fd61 /drivers/pinctrl | |
| parent | 2fd4fe19d01507369cef18a037d84f3439dd5ab2 (diff) | |
| download | linux-d3c49299339051b17ae3f2fe70fa5af7bbb82011.tar.gz | |
pinctrl: renesas: rzg2l: Simplify rzg2l_gpio_irq_{en,dis}able()
Simplify rzg2l_gpio_irq_{en,dis}able() by adding a helper function
rzg2l_gpio_irq_endisable().
Signed-off-by: Biju Das <biju.das.jz@bp.renesas.com>
Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>
Link: https://lore.kernel.org/r/20240206135115.151218-3-biju.das.jz@bp.renesas.com
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Diffstat (limited to 'drivers/pinctrl')
| -rw-r--r-- | drivers/pinctrl/renesas/pinctrl-rzg2l.c | 40 |
1 files changed, 16 insertions, 24 deletions
diff --git a/drivers/pinctrl/renesas/pinctrl-rzg2l.c b/drivers/pinctrl/renesas/pinctrl-rzg2l.c index 03725a3c67038e..d400dcb048fc0d 100644 --- a/drivers/pinctrl/renesas/pinctrl-rzg2l.c +++ b/drivers/pinctrl/renesas/pinctrl-rzg2l.c @@ -1809,11 +1809,9 @@ static int rzg2l_gpio_get_gpioint(unsigned int virq, struct rzg2l_pinctrl *pctrl return gpioint; } -static void rzg2l_gpio_irq_disable(struct irq_data *d) +static void rzg2l_gpio_irq_endisable(struct rzg2l_pinctrl *pctrl, + unsigned int hwirq, bool enable) { - struct gpio_chip *gc = irq_data_get_irq_chip_data(d); - struct rzg2l_pinctrl *pctrl = container_of(gc, struct rzg2l_pinctrl, gpio_chip); - unsigned int hwirq = irqd_to_hwirq(d); const struct pinctrl_pin_desc *pin_desc = &pctrl->desc.pins[hwirq]; u64 *pin_data = pin_desc->drv_data; u32 off = RZG2L_PIN_CFG_TO_PORT_OFFSET(*pin_data); @@ -1821,8 +1819,6 @@ static void rzg2l_gpio_irq_disable(struct irq_data *d) unsigned long flags; void __iomem *addr; - irq_chip_disable_parent(d); - addr = pctrl->base + ISEL(off); if (bit >= 4) { bit -= 4; @@ -1830,9 +1826,21 @@ static void rzg2l_gpio_irq_disable(struct irq_data *d) } spin_lock_irqsave(&pctrl->lock, flags); - writel(readl(addr) & ~BIT(bit * 8), addr); + if (enable) + writel(readl(addr) | BIT(bit * 8), addr); + else + writel(readl(addr) & ~BIT(bit * 8), addr); spin_unlock_irqrestore(&pctrl->lock, flags); +} +static void rzg2l_gpio_irq_disable(struct irq_data *d) +{ + struct gpio_chip *gc = irq_data_get_irq_chip_data(d); + struct rzg2l_pinctrl *pctrl = container_of(gc, struct rzg2l_pinctrl, gpio_chip); + unsigned int hwirq = irqd_to_hwirq(d); + + irq_chip_disable_parent(d); + rzg2l_gpio_irq_endisable(pctrl, hwirq, false); gpiochip_disable_irq(gc, hwirq); } @@ -1841,25 +1849,9 @@ static void rzg2l_gpio_irq_enable(struct irq_data *d) struct gpio_chip *gc = irq_data_get_irq_chip_data(d); struct rzg2l_pinctrl *pctrl = container_of(gc, struct rzg2l_pinctrl, gpio_chip); unsigned int hwirq = irqd_to_hwirq(d); - const struct pinctrl_pin_desc *pin_desc = &pctrl->desc.pins[hwirq]; - u64 *pin_data = pin_desc->drv_data; - u32 off = RZG2L_PIN_CFG_TO_PORT_OFFSET(*pin_data); - u8 bit = RZG2L_PIN_ID_TO_PIN(hwirq); - unsigned long flags; - void __iomem *addr; gpiochip_enable_irq(gc, hwirq); - - addr = pctrl->base + ISEL(off); - if (bit >= 4) { - bit -= 4; - addr += 4; - } - - spin_lock_irqsave(&pctrl->lock, flags); - writel(readl(addr) | BIT(bit * 8), addr); - spin_unlock_irqrestore(&pctrl->lock, flags); - + rzg2l_gpio_irq_endisable(pctrl, hwirq, true); irq_chip_enable_parent(d); } |