gpio: eic: sprd: Fix the incorrect EIC offset when toggling
diff mbox series

Message ID 5ca714b7bbd12ce24a6e8cc278eb438c576fa75d.1568627608.git.baolin.wang@linaro.org
State New
Headers show
Series
  • gpio: eic: sprd: Fix the incorrect EIC offset when toggling
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Commit Message

Baolin Wang Sept. 16, 2019, 9:56 a.m. UTC
From: Bruce Chen <bruce.chen@unisoc.com>

When toggling the level trigger to emulate the edge trigger, the
EIC offset is incorrect without adding the corresponding bank index,
thus fix it.

Fixes: 7bf0d7f62282 ("gpio: eic: Add edge trigger emulation for EIC")
Signed-off-by: Bruce Chen <bruce.chen@unisoc.com>
Signed-off-by: Baolin Wang <baolin.wang@linaro.org>
---
 drivers/gpio/gpio-eic-sprd.c |    7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

Comments

Bartosz Golaszewski Sept. 17, 2019, 8:09 a.m. UTC | #1
pon., 16 wrz 2019 o 11:57 Baolin Wang <baolin.wang@linaro.org> napisaƂ(a):
>
> From: Bruce Chen <bruce.chen@unisoc.com>
>
> When toggling the level trigger to emulate the edge trigger, the
> EIC offset is incorrect without adding the corresponding bank index,
> thus fix it.
>
> Fixes: 7bf0d7f62282 ("gpio: eic: Add edge trigger emulation for EIC")
> Signed-off-by: Bruce Chen <bruce.chen@unisoc.com>
> Signed-off-by: Baolin Wang <baolin.wang@linaro.org>
> ---
>  drivers/gpio/gpio-eic-sprd.c |    7 ++++---
>  1 file changed, 4 insertions(+), 3 deletions(-)
>
> diff --git a/drivers/gpio/gpio-eic-sprd.c b/drivers/gpio/gpio-eic-sprd.c
> index 7b9ac4a..090539f 100644
> --- a/drivers/gpio/gpio-eic-sprd.c
> +++ b/drivers/gpio/gpio-eic-sprd.c
> @@ -530,11 +530,12 @@ static void sprd_eic_handle_one_type(struct gpio_chip *chip)
>                 }
>
>                 for_each_set_bit(n, &reg, SPRD_EIC_PER_BANK_NR) {
> -                       girq = irq_find_mapping(chip->irq.domain,
> -                                       bank * SPRD_EIC_PER_BANK_NR + n);
> +                       u32 offset = bank * SPRD_EIC_PER_BANK_NR + n;
> +
> +                       girq = irq_find_mapping(chip->irq.domain, offset);
>
>                         generic_handle_irq(girq);
> -                       sprd_eic_toggle_trigger(chip, girq, n);
> +                       sprd_eic_toggle_trigger(chip, girq, offset);
>                 }
>         }
>  }
> --
> 1.7.9.5
>

Queued for fixes.

Bart

Patch
diff mbox series

diff --git a/drivers/gpio/gpio-eic-sprd.c b/drivers/gpio/gpio-eic-sprd.c
index 7b9ac4a..090539f 100644
--- a/drivers/gpio/gpio-eic-sprd.c
+++ b/drivers/gpio/gpio-eic-sprd.c
@@ -530,11 +530,12 @@  static void sprd_eic_handle_one_type(struct gpio_chip *chip)
 		}
 
 		for_each_set_bit(n, &reg, SPRD_EIC_PER_BANK_NR) {
-			girq = irq_find_mapping(chip->irq.domain,
-					bank * SPRD_EIC_PER_BANK_NR + n);
+			u32 offset = bank * SPRD_EIC_PER_BANK_NR + n;
+
+			girq = irq_find_mapping(chip->irq.domain, offset);
 
 			generic_handle_irq(girq);
-			sprd_eic_toggle_trigger(chip, girq, n);
+			sprd_eic_toggle_trigger(chip, girq, offset);
 		}
 	}
 }