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(no To-header on input) Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org X-ZohoMail-DKIM: fail (Header signature does not verify) Content-Type: text/plain; charset="utf-8" Fixes the following warnings which results in interrupts disabled on port B/F: gpio gpiochip1: (B): detected irqchip that is shared with multiple gpiochip= s: please fix the driver. gpio gpiochip5: (F): detected irqchip that is shared with multiple gpiochip= s: please fix the driver. - added separate irqchip for each interrupt capable gpiochip - provided unique names for each irqchip Fixes: d2b091961510 ("gpio: ep93xx: Pass irqchip when adding gpiochip") Signed-off-by: Nikita Shubin --- v5->v6: - add devm_kasprintf() return value check and move it out from=20 ep93xx_init_irq_chip() - removed ep93xx_gpio_irq_chip - pass girq->chip instead of removed ep93xx_gpio_irq_chip to irq_set_chip_and_handler for port F --- drivers/gpio/gpio-ep93xx.c | 30 +++++++++++++++++++----------- 1 file changed, 19 insertions(+), 11 deletions(-) diff --git a/drivers/gpio/gpio-ep93xx.c b/drivers/gpio/gpio-ep93xx.c index 64d6c2b4282e..94d9fa0d6aa7 100644 --- a/drivers/gpio/gpio-ep93xx.c +++ b/drivers/gpio/gpio-ep93xx.c @@ -38,6 +38,7 @@ #define EP93XX_GPIO_F_IRQ_BASE 80 =20 struct ep93xx_gpio_irq_chip { + struct irq_chip ic; u8 irq_offset; u8 int_unmasked; u8 int_enabled; @@ -263,15 +264,6 @@ static int ep93xx_gpio_irq_type(struct irq_data *d, un= signed int type) return 0; } =20 -static struct irq_chip ep93xx_gpio_irq_chip =3D { - .name =3D "GPIO", - .irq_ack =3D ep93xx_gpio_irq_ack, - .irq_mask_ack =3D ep93xx_gpio_irq_mask_ack, - .irq_mask =3D ep93xx_gpio_irq_mask, - .irq_unmask =3D ep93xx_gpio_irq_unmask, - .irq_set_type =3D ep93xx_gpio_irq_type, -}; - /************************************************************************* * gpiolib interface for EP93xx on-chip GPIOs *************************************************************************/ @@ -331,6 +323,15 @@ static int ep93xx_gpio_f_to_irq(struct gpio_chip *gc, = unsigned offset) return EP93XX_GPIO_F_IRQ_BASE + offset; } =20 +static void ep93xx_init_irq_chip(struct device *dev, struct irq_chip *ic) +{ + ic->irq_ack =3D ep93xx_gpio_irq_ack; + ic->irq_mask_ack =3D ep93xx_gpio_irq_mask_ack; + ic->irq_mask =3D ep93xx_gpio_irq_mask; + ic->irq_unmask =3D ep93xx_gpio_irq_unmask; + ic->irq_set_type =3D ep93xx_gpio_irq_type; +} + static int ep93xx_gpio_add_bank(struct ep93xx_gpio_chip *egc, struct platform_device *pdev, struct ep93xx_gpio *epg, @@ -352,6 +353,8 @@ static int ep93xx_gpio_add_bank(struct ep93xx_gpio_chip= *egc, =20 girq =3D &gc->irq; if (bank->has_irq || bank->has_hierarchical_irq) { + struct irq_chip *ic; + gc->set_config =3D ep93xx_gpio_set_config; egc->eic =3D devm_kcalloc(dev, 1, sizeof(*egc->eic), @@ -359,7 +362,12 @@ static int ep93xx_gpio_add_bank(struct ep93xx_gpio_chi= p *egc, if (!egc->eic) return -ENOMEM; egc->eic->irq_offset =3D bank->irq; - girq->chip =3D &ep93xx_gpio_irq_chip; + ic =3D &egc->eic->ic; + ic->name =3D devm_kasprintf(dev, GFP_KERNEL, "gpio-irq-%s", bank->label); + if (!ic->name) + return -ENOMEM; + ep93xx_init_irq_chip(dev, ic); + girq->chip =3D ic; } =20 if (bank->has_irq) { @@ -401,7 +409,7 @@ static int ep93xx_gpio_add_bank(struct ep93xx_gpio_chip= *egc, gpio_irq =3D EP93XX_GPIO_F_IRQ_BASE + i; irq_set_chip_data(gpio_irq, &epg->gc[5]); irq_set_chip_and_handler(gpio_irq, - &ep93xx_gpio_irq_chip, + girq->chip, handle_level_irq); irq_clear_status_flags(gpio_irq, IRQ_NOREQUEST); } --=20 2.26.2