disable_irq() after request_irq() still has a time gap in which interrupts can come. request_irq() with IRQF_NO_AUTOEN flag will disable IRQ auto-enable because of requesting.
Signed-off-by: Barry Song song.bao.hua@hisilicon.com --- drivers/input/touchscreen/mms114.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/input/touchscreen/mms114.c b/drivers/input/touchscreen/mms114.c index 16557f51b09d..7043f57ea2dd 100644 --- a/drivers/input/touchscreen/mms114.c +++ b/drivers/input/touchscreen/mms114.c @@ -530,13 +530,13 @@ static int mms114_probe(struct i2c_client *client, }
error = devm_request_threaded_irq(&client->dev, client->irq, - NULL, mms114_interrupt, IRQF_ONESHOT, + NULL, mms114_interrupt, + IRQF_ONESHOT | IRQF_NO_AUTOEN, dev_name(&client->dev), data); if (error) { dev_err(&client->dev, "Failed to register interrupt\n"); return error; } - disable_irq(client->irq);
error = input_register_device(data->input_dev); if (error) {