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authorGreg Kroah-Hartman <gregkh@linuxfoundation.org>2018-10-12 13:35:02 +0300
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2018-10-12 13:35:02 +0300
commiteb81bfb224ced3701bcc7b08f309665bf0549252 (patch)
treee8e148c679517b0da74d82660a55444adcd32bc2 /drivers/input/serio
parent0c53b6a5f82a539b59cdd669c4a866238371fa23 (diff)
parentcecf10704899467a787975e3d94a1f0129b9688e (diff)
downloadlinux-eb81bfb224ced3701bcc7b08f309665bf0549252.tar.xz
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/dtor/input
Dmitry writes: "Input updates for v4.19-rc7 - we added a few scheduling points into various input interfaces to ensure that large writes will not cause RCU stalls - fixed configuring PS/2 keyboards as wakeup devices on newer platforms - added a new Xbox gamepad ID." * 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/dtor/input: Input: uinput - add a schedule point in uinput_inject_events() Input: evdev - add a schedule point in evdev_write() Input: mousedev - add a schedule point in mousedev_write() Input: i8042 - enable keyboard wakeups by default when s2idle is used Input: xpad - add support for Xbox1 PDP Camo series gamepad
Diffstat (limited to 'drivers/input/serio')
-rw-r--r--drivers/input/serio/i8042.c29
1 files changed, 20 insertions, 9 deletions
diff --git a/drivers/input/serio/i8042.c b/drivers/input/serio/i8042.c
index b8bc71569349..95a78ccbd847 100644
--- a/drivers/input/serio/i8042.c
+++ b/drivers/input/serio/i8042.c
@@ -1395,15 +1395,26 @@ static void __init i8042_register_ports(void)
for (i = 0; i < I8042_NUM_PORTS; i++) {
struct serio *serio = i8042_ports[i].serio;
- if (serio) {
- printk(KERN_INFO "serio: %s at %#lx,%#lx irq %d\n",
- serio->name,
- (unsigned long) I8042_DATA_REG,
- (unsigned long) I8042_COMMAND_REG,
- i8042_ports[i].irq);
- serio_register_port(serio);
- device_set_wakeup_capable(&serio->dev, true);
- }
+ if (!serio)
+ continue;
+
+ printk(KERN_INFO "serio: %s at %#lx,%#lx irq %d\n",
+ serio->name,
+ (unsigned long) I8042_DATA_REG,
+ (unsigned long) I8042_COMMAND_REG,
+ i8042_ports[i].irq);
+ serio_register_port(serio);
+ device_set_wakeup_capable(&serio->dev, true);
+
+ /*
+ * On platforms using suspend-to-idle, allow the keyboard to
+ * wake up the system from sleep by enabling keyboard wakeups
+ * by default. This is consistent with keyboard wakeup
+ * behavior on many platforms using suspend-to-RAM (ACPI S3)
+ * by default.
+ */
+ if (pm_suspend_via_s2idle() && i == I8042_KBD_PORT_NO)
+ device_set_wakeup_enable(&serio->dev, true);
}
}