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path: root/drivers/gpio/gpiolib-acpi.c
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Diffstat (limited to 'drivers/gpio/gpiolib-acpi.c')
-rw-r--r--drivers/gpio/gpiolib-acpi.c17
1 files changed, 12 insertions, 5 deletions
diff --git a/drivers/gpio/gpiolib-acpi.c b/drivers/gpio/gpiolib-acpi.c
index 59ccfd24627d..d30e57dc755c 100644
--- a/drivers/gpio/gpiolib-acpi.c
+++ b/drivers/gpio/gpiolib-acpi.c
@@ -194,6 +194,7 @@ static void acpi_gpiochip_request_irqs(struct acpi_gpio_chip *acpi_gpio)
acpi_gpiochip_request_irq(acpi_gpio, event);
}
+/* Always returns AE_OK so that we keep looping over the resources */
static acpi_status acpi_gpiochip_alloc_event(struct acpi_resource *ares,
void *context)
{
@@ -230,19 +231,25 @@ static acpi_status acpi_gpiochip_alloc_event(struct acpi_resource *ares,
desc = gpiochip_request_own_desc(chip, pin, "ACPI:Event",
GPIO_ACTIVE_HIGH, GPIOD_IN);
if (IS_ERR(desc)) {
- dev_err(chip->parent, "Failed to request GPIO\n");
- return AE_ERROR;
+ dev_err(chip->parent,
+ "Failed to request GPIO for pin 0x%04X, err %ld\n",
+ pin, PTR_ERR(desc));
+ return AE_OK;
}
ret = gpiochip_lock_as_irq(chip, pin);
if (ret) {
- dev_err(chip->parent, "Failed to lock GPIO as interrupt\n");
+ dev_err(chip->parent,
+ "Failed to lock GPIO pin 0x%04X as interrupt, err %d\n",
+ pin, ret);
goto fail_free_desc;
}
irq = gpiod_to_irq(desc);
if (irq < 0) {
- dev_err(chip->parent, "Failed to translate GPIO to IRQ\n");
+ dev_err(chip->parent,
+ "Failed to translate GPIO pin 0x%04X to IRQ, err %d\n",
+ pin, irq);
goto fail_unlock_irq;
}
@@ -287,7 +294,7 @@ fail_unlock_irq:
fail_free_desc:
gpiochip_free_own_desc(desc);
- return AE_ERROR;
+ return AE_OK;
}
/**