[PATCH v3 12/12] Input: tca6416-keypad - request_irq by IRQF_NO_AUTOEN and remove disable_irq

[Barry Song]

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....@hisilicon.com>
---
 drivers/input/keyboard/tca6416-keypad.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/drivers/input/keyboard/tca6416-keypad.c 
b/drivers/input/keyboard/tca6416-keypad.c
index 9b0f9665dcb0..2a9755910065 100644
--- a/drivers/input/keyboard/tca6416-keypad.c
+++ b/drivers/input/keyboard/tca6416-keypad.c
@@ -274,7 +274,7 @@ static int tca6416_keypad_probe(struct i2c_client *client,
                error = request_threaded_irq(chip->irqnum, NULL,
                                             tca6416_keys_isr,
                                             IRQF_TRIGGER_FALLING |
-                                               IRQF_ONESHOT,
+                                            IRQF_ONESHOT | IRQF_NO_AUTOEN,
                                             "tca6416-keypad", chip);
                if (error) {
                        dev_dbg(&client->dev,
@@ -282,7 +282,6 @@ static int tca6416_keypad_probe(struct i2c_client *client,
                                chip->irqnum, error);
                        goto fail1;
                }
-               disable_irq(chip->irqnum);
        }
 
        error = input_register_device(input);
-- 
2.25.1