From 3fbe1949b1bed2dfc58d92b01368b308ebacef04 Mon Sep 17 00:00:00 2001 From: Duncan Laurie Date: Mon, 15 Oct 2018 13:39:35 -0700 Subject: ec/google/wilco: Save and restore PS/2 data for S3 Send a command to the EC on the way into S3 suspend state telling it to save the PS/2 data, and on resume send it a command for restoring the PS/2 data that was previously saved. Change-Id: Ic4b5d6d2656dbb1c476b9211b0d60c71b0cd7b32 Signed-off-by: Duncan Laurie Reviewed-on: https://review.coreboot.org/29120 Reviewed-by: Aaron Durbin Reviewed-by: Paul Menzel Tested-by: build bot (Jenkins) --- src/ec/google/wilco/chip.c | 6 ++++++ 1 file changed, 6 insertions(+) (limited to 'src/ec/google/wilco/chip.c') diff --git a/src/ec/google/wilco/chip.c b/src/ec/google/wilco/chip.c index 9a200bd720..929d1cc312 100644 --- a/src/ec/google/wilco/chip.c +++ b/src/ec/google/wilco/chip.c @@ -44,6 +44,12 @@ static void wilco_ec_post_video_init(void *unused) BOOT_STATE_INIT_ENTRY(BS_DEV_INIT, BS_ON_EXIT, wilco_ec_post_video_init, NULL); +static void wilco_ec_resume(void *unused) +{ + wilco_ec_send_noargs(KB_RESTORE); +} +BOOT_STATE_INIT_ENTRY(BS_OS_RESUME, BS_ON_ENTRY, wilco_ec_resume, NULL); + static void wilco_ec_init(struct device *dev) { if (!dev->enabled) -- cgit v1.2.3