[PATCH v3 10/12] Input: cyttsp - 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/touchscreen/cyttsp_core.c | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/drivers/input/touchscreen/cyttsp_core.c 
b/drivers/input/touchscreen/cyttsp_core.c
index 73c854f35f33..d5c933604168 100644
--- a/drivers/input/touchscreen/cyttsp_core.c
+++ b/drivers/input/touchscreen/cyttsp_core.c
@@ -652,7 +652,8 @@ struct cyttsp *cyttsp_probe(const struct cyttsp_bus_ops 
*bus_ops,
        }
 
        error = devm_request_threaded_irq(dev, ts->irq, NULL, cyttsp_irq,
-                                         IRQF_TRIGGER_FALLING | IRQF_ONESHOT,
+                                         IRQF_TRIGGER_FALLING | IRQF_ONESHOT |
+                                         IRQF_NO_AUTOEN,
                                          "cyttsp", ts);
        if (error) {
                dev_err(ts->dev, "failed to request IRQ %d, err: %d\n",
@@ -660,8 +661,6 @@ struct cyttsp *cyttsp_probe(const struct cyttsp_bus_ops 
*bus_ops,
                return ERR_PTR(error);
        }
 
-       disable_irq(ts->irq);
-
        cyttsp_hard_reset(ts);
 
        error = cyttsp_power_on(ts);
-- 
2.25.1