[PATCH 1/2] input: keyboard: imx: no need to control interrupt status in event check

From: Anson Huang
Date: Fri Mar 29 2019 - 03:00:49 EST


There is no need to enable release interrupt and disable depress
interrupt in event check, as a timer is setup for checking these
events rather than interrupts.

Signed-off-by: Anson Huang <Anson.Huang@xxxxxxx>
---
drivers/input/keyboard/imx_keypad.c | 5 -----
1 file changed, 5 deletions(-)

diff --git a/drivers/input/keyboard/imx_keypad.c b/drivers/input/keyboard/imx_keypad.c
index 539cb67..7e32c36 100644
--- a/drivers/input/keyboard/imx_keypad.c
+++ b/drivers/input/keyboard/imx_keypad.c
@@ -276,11 +276,6 @@ static void imx_keypad_check_for_events(struct timer_list *t)
reg_val = readw(keypad->mmio_base + KPSR);
reg_val |= KBD_STAT_KPKR | KBD_STAT_KRSS;
writew(reg_val, keypad->mmio_base + KPSR);
-
- reg_val = readw(keypad->mmio_base + KPSR);
- reg_val |= KBD_STAT_KRIE;
- reg_val &= ~KBD_STAT_KDIE;
- writew(reg_val, keypad->mmio_base + KPSR);
}
}

--
2.7.4