[PATCH 1/4] Input: omap4-keypad - disable unused long interrupts
From: Tony Lindgren <tony@atomide.com>
Date: 2021-01-06 12:59:54
Also in:
linux-omap, lkml
Subsystem:
input (keyboard, mouse, joystick, touchscreen) drivers, the rest · Maintainers:
Dmitry Torokhov, Linus Torvalds
We are not using the long events and they produce extra interrupts. Let's not enable them at all. Note that also the v3.0.8 Linux Android kernel has long interrupts disabled. Cc: Arthur Demchenkov <redacted> Cc: Carl Philipp Klemm <redacted> Cc: Merlijn Wajer <redacted> Cc: Pavel Machek <redacted> Cc: ruleh <redacted> Cc: Sebastian Reichel <sre@kernel.org> Signed-off-by: Tony Lindgren <tony@atomide.com> --- drivers/input/keyboard/omap4-keypad.c | 5 ++--- 1 file changed, 2 insertions(+), 3 deletions(-)
diff --git a/drivers/input/keyboard/omap4-keypad.c b/drivers/input/keyboard/omap4-keypad.c
--- a/drivers/input/keyboard/omap4-keypad.c
+++ b/drivers/input/keyboard/omap4-keypad.c@@ -176,10 +176,9 @@ static int omap4_keypad_open(struct input_dev *input) kbd_write_irqreg(keypad_data, OMAP4_KBD_IRQSTATUS, kbd_read_irqreg(keypad_data, OMAP4_KBD_IRQSTATUS)); kbd_write_irqreg(keypad_data, OMAP4_KBD_IRQENABLE, - OMAP4_DEF_IRQENABLE_EVENTEN | - OMAP4_DEF_IRQENABLE_LONGKEY); + OMAP4_DEF_IRQENABLE_EVENTEN); kbd_writel(keypad_data, OMAP4_KBD_WAKEUPENABLE, - OMAP4_DEF_WUP_EVENT_ENA | OMAP4_DEF_WUP_LONG_KEY_ENA); + OMAP4_DEF_WUP_EVENT_ENA); enable_irq(keypad_data->irq);
--
2.30.0