[S] Change in coreboot[master]: ec/google/chromeec: Handle ACPI S4 in chromeec_smi_sleep()

[Kyösti Mälkki (Code Review)]

Attention is currently required from: Caveh Jalali, Boris Mittelberg.

Kyösti Mälkki has uploaded this change for review. ( https://review.coreboot.org/c/coreboot/+/74823 )

Change subject: ec/google/chromeec: Handle ACPI S4 in chromeec_smi_sleep()
......................................................................

ec/google/chromeec: Handle ACPI S4 in chromeec_smi_sleep()

While Chromebook hardware originally would not have the
capacity to do suspend-to-disk (ACPI S4), the power management
code in EC should react to S4 request as if it was S5 request.

Change-Id: Ida9118919c8149d94f470847d0c4aad9c0b97d3e
Signed-off-by: Kyösti Mälkki 
---
M src/ec/google/chromeec/smihandler.c
1 file changed, 15 insertions(+), 0 deletions(-)

git pull ssh://review.coreboot.org:29418/coreboot refs/changes/23/74823/1

diff --git a/src/ec/google/chromeec/smihandler.c b/src/ec/google/chromeec/smihandler.c
index 599a66e..d2ce2a6 100644
--- a/src/ec/google/chromeec/smihandler.c
+++ b/src/ec/google/chromeec/smihandler.c
@@ -62,6 +62,7 @@
    		/* Enable wake events */
    		google_chromeec_set_wake_mask(s3_mask);
    		break;
+		case ACPI_S4:
    	case ACPI_S5:
    		/* Enable wake events */
    		google_chromeec_set_wake_mask(s5_mask);