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mfd: cros_ec: Free IRQ automatically 

Free the IRQ we might have requested when removing the cros_ec device,
so we can unload and reload the driver properly.

Signed-off-by: Vincent Palatin <vpalatin@chromium.org>
Signed-off-by: Enric Balletbo i Serra <enric.balletbo@collabora.com>
Acked-by: Vincent Palatin <vpalatin@chromium.org>
Reviewed-by: Andy Shevchenko <andy.shevchenko@gmail.com>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
This commit is contained in:
Vincent Palatin 2018-04-18 12:23:59 +02:00 committed by Lee Jones
parent 0dbbf25561
commit eb3f2f2396
1 changed files with 6 additions and 14 deletions
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20
drivers/mfd/cros_ec.c
View File

@ -119,9 +119,9 @@ int cros_ec_register(struct cros_ec_device *ec_dev)
}
if (ec_dev->irq) {
err = request_threaded_irq(ec_dev->irq, NULL, ec_irq_thread,
IRQF_TRIGGER_LOW | IRQF_ONESHOT,
"chromeos-ec", ec_dev);
err = devm_request_threaded_irq(dev, ec_dev->irq, NULL,
ec_irq_thread, IRQF_TRIGGER_LOW | IRQF_ONESHOT,
"chromeos-ec", ec_dev);
if (err) {
dev_err(dev, "Failed to request IRQ %d: %d",
ec_dev->irq, err);
@ -135,7 +135,7 @@ int cros_ec_register(struct cros_ec_device *ec_dev)
dev_err(dev,
"Failed to register Embedded Controller subdevice %d\n",
err);
goto fail_mfd;
return err;
}
if (ec_dev->max_passthru) {
@ -153,7 +153,7 @@ int cros_ec_register(struct cros_ec_device *ec_dev)
dev_err(dev,
"Failed to register Power Delivery subdevice %d\n",
err);
goto fail_mfd;
return err;
}
}
@ -162,7 +162,7 @@ int cros_ec_register(struct cros_ec_device *ec_dev)
if (err) {
mfd_remove_devices(dev);
dev_err(dev, "Failed to register sub-devices\n");
goto fail_mfd;
return err;
}
}
@ -178,11 +178,6 @@ int cros_ec_register(struct cros_ec_device *ec_dev)
dev_info(dev, "Chrome EC device registered\n");
return 0;
fail_mfd:
if (ec_dev->irq)
free_irq(ec_dev->irq, ec_dev);
return err;
}
EXPORT_SYMBOL(cros_ec_register);
@ -190,9 +185,6 @@ int cros_ec_remove(struct cros_ec_device *ec_dev)
{
mfd_remove_devices(ec_dev->dev);
if (ec_dev->irq)
free_irq(ec_dev->irq, ec_dev);
return 0;
}
EXPORT_SYMBOL(cros_ec_remove);