[PATCH] Input: soc_button_array - add missing include

[Dmitry Torokhov]

This fixes the following build errors:

  CC [M]  drivers/input/misc/soc_button_array.o
drivers/input/misc/soc_button_array.c:156:4: error: implicit declaration of function 'irq_set_irq_type' [-Werror,-Wimplicit-function-declaration]
                        irq_set_irq_type(irq, IRQ_TYPE_LEVEL_LOW);
                        ^
drivers/input/misc/soc_button_array.c:156:26: error: use of undeclared identifier 'IRQ_TYPE_LEVEL_LOW'
                        irq_set_irq_type(irq, IRQ_TYPE_LEVEL_LOW);
                                              ^
2 errors generated.

Fixes: 78a5b53e9fb4 ("Input: soc_button_array - work around DSDTs which modify the irqflags")
Reported-by: kernel test robot <lkp@xxxxxxxxx>
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@xxxxxxxxx>
---
 drivers/input/misc/soc_button_array.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/input/misc/soc_button_array.c b/drivers/input/misc/soc_button_array.c
index cae1a3fae83a..d14a65683c5e 100644
--- a/drivers/input/misc/soc_button_array.c
+++ b/drivers/input/misc/soc_button_array.c
@@ -9,6 +9,7 @@
 #include <linux/module.h>
 #include <linux/input.h>
 #include <linux/init.h>
+#include <linux/irq.h>
 #include <linux/kernel.h>
 #include <linux/acpi.h>
 #include <linux/dmi.h>
-- 
2.29.2.454.gaff20da3a2-goog


-- 
Dmitry