From ba9cdd0e1ad88004c68395697fb2ec6b9b4ff020 Mon Sep 17 00:00:00 2001 From: Tomas Winkler Date: Tue, 18 Mar 2014 22:52:00 +0200 Subject: mei: me: add pg exit and entry flow commands For power gating entry we write hbm pg entry request command and then we set pg register For power gating exit we clear pg register and wait for exit request hbm command. Exit power gating request might also be initiated by the firmware w/o explicit driver request The power gating state is tracked by pg_state member of me_hw Signed-off-by: Tomas Winkler Signed-off-by: Alexander Usyskin Signed-off-by: Greg Kroah-Hartman --- drivers/misc/mei/hw.h | 1 + 1 file changed, 1 insertion(+) (limited to 'drivers/misc/mei/hw.h') diff --git a/drivers/misc/mei/hw.h b/drivers/misc/mei/hw.h index ec4a91a534e6..9bad9cf7a8a0 100644 --- a/drivers/misc/mei/hw.h +++ b/drivers/misc/mei/hw.h @@ -31,6 +31,7 @@ #define MEI_IAMTHIF_STALL_TIMER 12 /* HPS */ #define MEI_IAMTHIF_READ_TIMER 10 /* HPS */ +#define MEI_PGI_TIMEOUT 1 /* PG Isolation time response 1 sec */ #define MEI_HBM_TIMEOUT 1 /* 1 second */ /* -- cgit v1.2.3