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Subject[RFC/RFT PATCH 2/3] gpio: pxa: remove gpio_to_irq() from hw irq handlers
Date
gpio_to_irq() API expected to be used by GPIO consumers and
not drivers and there are no guarantee that its gpiolib implementation
is irq safe.

Signed-off-by: Grygorii Strashko <grygorii.strashko@ti.com>
---
drivers/gpio/gpio-pxa.c | 8 +++++---
1 file changed, 5 insertions(+), 3 deletions(-)

diff --git a/drivers/gpio/gpio-pxa.c b/drivers/gpio/gpio-pxa.c
index 832f3e4..6029899 100644
--- a/drivers/gpio/gpio-pxa.c
+++ b/drivers/gpio/gpio-pxa.c
@@ -451,7 +451,9 @@ static irqreturn_t pxa_gpio_demux_handler(int in_irq, void *d)
for_each_set_bit(n, &gedr, BITS_PER_LONG) {
loop = 1;

- generic_handle_irq(gpio_to_irq(gpio + n));
+ generic_handle_irq(
+ irq_find_mapping(pchip->irqdomain,
+ gpio + n));
}
}
handled += loop;
@@ -465,9 +467,9 @@ static irqreturn_t pxa_gpio_direct_handler(int in_irq, void *d)
struct pxa_gpio_chip *pchip = d;

if (in_irq == pchip->irq0) {
- generic_handle_irq(gpio_to_irq(0));
+ generic_handle_irq(irq_find_mapping(pchip->irqdomain, 0));
} else if (in_irq == pchip->irq1) {
- generic_handle_irq(gpio_to_irq(1));
+ generic_handle_irq(irq_find_mapping(pchip->irqdomain, 1));
} else {
pr_err("%s() unknown irq %d\n", __func__, in_irq);
return IRQ_NONE;
--
2.10.1
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