Commit 9e5afc84 authored by Shawn Guo's avatar Shawn Guo Committed by Dmitry Torokhov
Browse files

Input: pm8941-pwrkey - respect reboot_mode for warm reset 



On some devices, e.g. Sony Xperia M4 Aqua, warm reset is used to reboot
device into bootloader and recovery mode.  Instead of always doing hard
reset, add a check on reboot_mode for possible warm reset.

Signed-off-by: default avatarShawn Guo <shawn.guo@linaro.org>
Tested-by: default avatarLuca Weiss <luca@z3ntu.xyz>
Link: https://lore.kernel.org/r/20210714095850.27185-3-shawn.guo@linaro.org


Signed-off-by: default avatarDmitry Torokhov <dmitry.torokhov@gmail.com>
parent d46b3f5b

drivers/input/misc/pm8941-pwrkey.c

+5 −1
Original line number Diff line number Diff line
@@ -29,6 +29,7 @@ 
#define PON_PS_HOLD_RST_CTL2		0x5b

#define  PON_PS_HOLD_ENABLE		BIT(7)

#define  PON_PS_HOLD_TYPE_MASK		0x0f

#define  PON_PS_HOLD_TYPE_WARM_RESET	1

#define  PON_PS_HOLD_TYPE_SHUTDOWN	4

#define  PON_PS_HOLD_TYPE_HARD_RESET	7
@@ -99,6 +100,9 @@ static int pm8941_reboot_notify(struct notifier_block *nb, 
		break;

	case SYS_RESTART:

	default:

		if (reboot_mode == REBOOT_WARM)

			reset_type = PON_PS_HOLD_TYPE_WARM_RESET;

		else

			reset_type = PON_PS_HOLD_TYPE_HARD_RESET;

		break;

	}