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* [PATCH] gpio: MT7621: use a per instance irq_chip structure
@ 2019-01-30 15:17 René van Dorst
       [not found] ` <20190130151744.11145-1-opensource-91nzXlUTePbQT0dZR+AlfA@public.gmane.org>
  0 siblings, 1 reply; 3+ messages in thread
From: René van Dorst @ 2019-01-30 15:17 UTC (permalink / raw)
  To: Linus Walleij, Bartosz Golaszewski, Matthias Brugger
  Cc: René van Dorst, gerg-DgEjT+Ai2ygdnm+yROfE0A,
	linux-mediatek-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r,
	linux-gpio-u79uwXL29TY76Z2rM5mHXA

This fixes the kernel complains:
gpio gpiochip1: (1e000600.gpio-bank1): detected irqchip that is shared
	    with multiple gpiochips: please fix the driver.
gpio gpiochip2: (1e000600.gpio-bank2): detected irqchip that is shared
	    with multiple gpiochips: please fix the driver.

Signed-off-by: René van Dorst <opensource@vdorst.com>
Cc: linux-gpio@vger.kernel.org
Cc: linux-mediatek@lists.infradead.org
Cc: gerg@kernel.org
---
 drivers/gpio/gpio-mt7621.c | 19 ++++++++++---------
 1 file changed, 10 insertions(+), 9 deletions(-)

diff --git a/drivers/gpio/gpio-mt7621.c b/drivers/gpio/gpio-mt7621.c
index 00e954f22bc9..89fb000480dc 100644
--- a/drivers/gpio/gpio-mt7621.c
+++ b/drivers/gpio/gpio-mt7621.c
@@ -30,6 +30,7 @@
 #define GPIO_REG_EDGE		0xA0
 
 struct mtk_gc {
+	struct irq_chip irq_chip;
 	struct gpio_chip chip;
 	spinlock_t lock;
 	int bank;
@@ -189,12 +190,6 @@ mediatek_gpio_irq_type(struct irq_data *d, unsigned int type)
 	return 0;
 }
 
-static struct irq_chip mediatek_gpio_irq_chip = {
-	.irq_unmask		= mediatek_gpio_irq_unmask,
-	.irq_mask		= mediatek_gpio_irq_mask,
-	.irq_mask_ack		= mediatek_gpio_irq_mask,
-	.irq_set_type		= mediatek_gpio_irq_type,
-};
 
 static int
 mediatek_gpio_xlate(struct gpio_chip *chip,
@@ -254,6 +249,13 @@ mediatek_gpio_bank_probe(struct device *dev,
 		return ret;
 	}
 
+	rg->irq_chip.name = dev_name(dev);
+	rg->irq_chip.parent_device = dev;
+	rg->irq_chip.irq_unmask = mediatek_gpio_irq_unmask;
+	rg->irq_chip.irq_mask = mediatek_gpio_irq_mask;
+	rg->irq_chip.irq_mask_ack = mediatek_gpio_irq_mask;
+	rg->irq_chip.irq_set_type = mediatek_gpio_irq_type;
+
 	if (mtk->gpio_irq) {
 		/*
 		 * Manually request the irq here instead of passing
@@ -270,14 +272,14 @@ mediatek_gpio_bank_probe(struct device *dev,
 			return ret;
 		}
 
-		ret = gpiochip_irqchip_add(&rg->chip, &mediatek_gpio_irq_chip,
+		ret = gpiochip_irqchip_add(&rg->chip, &rg->irq_chip,
 					   0, handle_simple_irq, IRQ_TYPE_NONE);
 		if (ret) {
 			dev_err(dev, "failed to add gpiochip_irqchip\n");
 			return ret;
 		}
 
-		gpiochip_set_chained_irqchip(&rg->chip, &mediatek_gpio_irq_chip,
+		gpiochip_set_chained_irqchip(&rg->chip, &rg->irq_chip,
 					     mtk->gpio_irq, NULL);
 	}
 
@@ -310,7 +312,6 @@ mediatek_gpio_probe(struct platform_device *pdev)
 	mtk->gpio_irq = irq_of_parse_and_map(np, 0);
 	mtk->dev = dev;
 	platform_set_drvdata(pdev, mtk);
-	mediatek_gpio_irq_chip.name = dev_name(dev);
 
 	for (i = 0; i < MTK_BANK_CNT; i++) {
 		ret = mediatek_gpio_bank_probe(dev, np, i);
-- 
2.19.1


_______________________________________________
Linux-mediatek mailing list
Linux-mediatek@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/linux-mediatek

^ permalink raw reply related	[flat|nested] 3+ messages in thread

* Re: [PATCH] gpio: MT7621: use a per instance irq_chip structure
       [not found] ` <20190130151744.11145-1-opensource-91nzXlUTePbQT0dZR+AlfA@public.gmane.org>
@ 2019-01-30 15:49   ` Bartosz Golaszewski
       [not found]     ` <CAMpxmJVj_ZrwjHbfmXQ+SANHU+m+4r6OzyhqXA33aR+z4H33Fg-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
  0 siblings, 1 reply; 3+ messages in thread
From: Bartosz Golaszewski @ 2019-01-30 15:49 UTC (permalink / raw)
  To: René van Dorst
  Cc: Matthias Brugger, linux-gpio, Linus Walleij,
	gerg-DgEjT+Ai2ygdnm+yROfE0A,
	linux-mediatek-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r

śr., 30 sty 2019 o 16:22 René van Dorst <opensource@vdorst.com> napisał(a):
>
> This fixes the kernel complains:
> gpio gpiochip1: (1e000600.gpio-bank1): detected irqchip that is shared
>             with multiple gpiochips: please fix the driver.
> gpio gpiochip2: (1e000600.gpio-bank2): detected irqchip that is shared
>             with multiple gpiochips: please fix the driver.
>
> Signed-off-by: René van Dorst <opensource@vdorst.com>
> Cc: linux-gpio@vger.kernel.org
> Cc: linux-mediatek@lists.infradead.org
> Cc: gerg@kernel.org

Please add the Fixes: tag and Cc stable while you're at it.

Bart

> ---
>  drivers/gpio/gpio-mt7621.c | 19 ++++++++++---------
>  1 file changed, 10 insertions(+), 9 deletions(-)
>
> diff --git a/drivers/gpio/gpio-mt7621.c b/drivers/gpio/gpio-mt7621.c
> index 00e954f22bc9..89fb000480dc 100644
> --- a/drivers/gpio/gpio-mt7621.c
> +++ b/drivers/gpio/gpio-mt7621.c
> @@ -30,6 +30,7 @@
>  #define GPIO_REG_EDGE          0xA0
>
>  struct mtk_gc {
> +       struct irq_chip irq_chip;
>         struct gpio_chip chip;
>         spinlock_t lock;
>         int bank;
> @@ -189,12 +190,6 @@ mediatek_gpio_irq_type(struct irq_data *d, unsigned int type)
>         return 0;
>  }
>
> -static struct irq_chip mediatek_gpio_irq_chip = {
> -       .irq_unmask             = mediatek_gpio_irq_unmask,
> -       .irq_mask               = mediatek_gpio_irq_mask,
> -       .irq_mask_ack           = mediatek_gpio_irq_mask,
> -       .irq_set_type           = mediatek_gpio_irq_type,
> -};
>
>  static int
>  mediatek_gpio_xlate(struct gpio_chip *chip,
> @@ -254,6 +249,13 @@ mediatek_gpio_bank_probe(struct device *dev,
>                 return ret;
>         }
>
> +       rg->irq_chip.name = dev_name(dev);
> +       rg->irq_chip.parent_device = dev;
> +       rg->irq_chip.irq_unmask = mediatek_gpio_irq_unmask;
> +       rg->irq_chip.irq_mask = mediatek_gpio_irq_mask;
> +       rg->irq_chip.irq_mask_ack = mediatek_gpio_irq_mask;
> +       rg->irq_chip.irq_set_type = mediatek_gpio_irq_type;
> +
>         if (mtk->gpio_irq) {
>                 /*
>                  * Manually request the irq here instead of passing
> @@ -270,14 +272,14 @@ mediatek_gpio_bank_probe(struct device *dev,
>                         return ret;
>                 }
>
> -               ret = gpiochip_irqchip_add(&rg->chip, &mediatek_gpio_irq_chip,
> +               ret = gpiochip_irqchip_add(&rg->chip, &rg->irq_chip,
>                                            0, handle_simple_irq, IRQ_TYPE_NONE);
>                 if (ret) {
>                         dev_err(dev, "failed to add gpiochip_irqchip\n");
>                         return ret;
>                 }
>
> -               gpiochip_set_chained_irqchip(&rg->chip, &mediatek_gpio_irq_chip,
> +               gpiochip_set_chained_irqchip(&rg->chip, &rg->irq_chip,
>                                              mtk->gpio_irq, NULL);
>         }
>
> @@ -310,7 +312,6 @@ mediatek_gpio_probe(struct platform_device *pdev)
>         mtk->gpio_irq = irq_of_parse_and_map(np, 0);
>         mtk->dev = dev;
>         platform_set_drvdata(pdev, mtk);
> -       mediatek_gpio_irq_chip.name = dev_name(dev);
>
>         for (i = 0; i < MTK_BANK_CNT; i++) {
>                 ret = mediatek_gpio_bank_probe(dev, np, i);
> --
> 2.19.1
>

_______________________________________________
Linux-mediatek mailing list
Linux-mediatek@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/linux-mediatek

^ permalink raw reply	[flat|nested] 3+ messages in thread

* Re: [PATCH] gpio: MT7621: use a per instance irq_chip structure
       [not found]     ` <CAMpxmJVj_ZrwjHbfmXQ+SANHU+m+4r6OzyhqXA33aR+z4H33Fg-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
@ 2019-01-30 16:22       ` René van Dorst
  0 siblings, 0 replies; 3+ messages in thread
From: René van Dorst @ 2019-01-30 16:22 UTC (permalink / raw)
  To: Bartosz Golaszewski
  Cc: Matthias Brugger, linux-gpio, Linus Walleij,
	gerg-DgEjT+Ai2ygdnm+yROfE0A,
	linux-mediatek-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r

Quoting Bartosz Golaszewski <bgolaszewski@baylibre.com>:

> śr., 30 sty 2019 o 16:22 René van Dorst <opensource@vdorst.com> napisał(a):
>>
>> This fixes the kernel complains:
>> gpio gpiochip1: (1e000600.gpio-bank1): detected irqchip that is shared
>>             with multiple gpiochips: please fix the driver.
>> gpio gpiochip2: (1e000600.gpio-bank2): detected irqchip that is shared
>>             with multiple gpiochips: please fix the driver.
>>
>> Signed-off-by: René van Dorst <opensource@vdorst.com>
>> Cc: linux-gpio@vger.kernel.org
>> Cc: linux-mediatek@lists.infradead.org
>> Cc: gerg@kernel.org
>

Hi Bart,

> Please add the Fixes: tag and Cc stable while you're at it.

Fixed in v2.

Greats,

René

> Bart
>
>> ---
>>  drivers/gpio/gpio-mt7621.c | 19 ++++++++++---------
>>  1 file changed, 10 insertions(+), 9 deletions(-)
>>
>> diff --git a/drivers/gpio/gpio-mt7621.c b/drivers/gpio/gpio-mt7621.c
>> index 00e954f22bc9..89fb000480dc 100644
>> --- a/drivers/gpio/gpio-mt7621.c
>> +++ b/drivers/gpio/gpio-mt7621.c
>> @@ -30,6 +30,7 @@
>>  #define GPIO_REG_EDGE          0xA0
>>
>>  struct mtk_gc {
>> +       struct irq_chip irq_chip;
>>         struct gpio_chip chip;
>>         spinlock_t lock;
>>         int bank;
>> @@ -189,12 +190,6 @@ mediatek_gpio_irq_type(struct irq_data *d,  
>> unsigned int type)
>>         return 0;
>>  }
>>
>> -static struct irq_chip mediatek_gpio_irq_chip = {
>> -       .irq_unmask             = mediatek_gpio_irq_unmask,
>> -       .irq_mask               = mediatek_gpio_irq_mask,
>> -       .irq_mask_ack           = mediatek_gpio_irq_mask,
>> -       .irq_set_type           = mediatek_gpio_irq_type,
>> -};
>>
>>  static int
>>  mediatek_gpio_xlate(struct gpio_chip *chip,
>> @@ -254,6 +249,13 @@ mediatek_gpio_bank_probe(struct device *dev,
>>                 return ret;
>>         }
>>
>> +       rg->irq_chip.name = dev_name(dev);
>> +       rg->irq_chip.parent_device = dev;
>> +       rg->irq_chip.irq_unmask = mediatek_gpio_irq_unmask;
>> +       rg->irq_chip.irq_mask = mediatek_gpio_irq_mask;
>> +       rg->irq_chip.irq_mask_ack = mediatek_gpio_irq_mask;
>> +       rg->irq_chip.irq_set_type = mediatek_gpio_irq_type;
>> +
>>         if (mtk->gpio_irq) {
>>                 /*
>>                  * Manually request the irq here instead of passing
>> @@ -270,14 +272,14 @@ mediatek_gpio_bank_probe(struct device *dev,
>>                         return ret;
>>                 }
>>
>> -               ret = gpiochip_irqchip_add(&rg->chip,  
>> &mediatek_gpio_irq_chip,
>> +               ret = gpiochip_irqchip_add(&rg->chip, &rg->irq_chip,
>>                                            0, handle_simple_irq,  
>> IRQ_TYPE_NONE);
>>                 if (ret) {
>>                         dev_err(dev, "failed to add gpiochip_irqchip\n");
>>                         return ret;
>>                 }
>>
>> -               gpiochip_set_chained_irqchip(&rg->chip,  
>> &mediatek_gpio_irq_chip,
>> +               gpiochip_set_chained_irqchip(&rg->chip, &rg->irq_chip,
>>                                              mtk->gpio_irq, NULL);
>>         }
>>
>> @@ -310,7 +312,6 @@ mediatek_gpio_probe(struct platform_device *pdev)
>>         mtk->gpio_irq = irq_of_parse_and_map(np, 0);
>>         mtk->dev = dev;
>>         platform_set_drvdata(pdev, mtk);
>> -       mediatek_gpio_irq_chip.name = dev_name(dev);
>>
>>         for (i = 0; i < MTK_BANK_CNT; i++) {
>>                 ret = mediatek_gpio_bank_probe(dev, np, i);
>> --
>> 2.19.1
>>




_______________________________________________
Linux-mediatek mailing list
Linux-mediatek@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/linux-mediatek

^ permalink raw reply	[flat|nested] 3+ messages in thread

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2019-01-30 15:17 [PATCH] gpio: MT7621: use a per instance irq_chip structure René van Dorst
     [not found] ` <20190130151744.11145-1-opensource-91nzXlUTePbQT0dZR+AlfA@public.gmane.org>
2019-01-30 15:49   ` Bartosz Golaszewski
     [not found]     ` <CAMpxmJVj_ZrwjHbfmXQ+SANHU+m+4r6OzyhqXA33aR+z4H33Fg-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2019-01-30 16:22       ` René van Dorst

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