From cb02efc3a6e96a0dc4aba8ebf0c1136b72fbe8ba Mon Sep 17 00:00:00 2001 From: Alexander Usyskin Date: Thu, 21 Aug 2014 14:29:19 +0300 Subject: mei: wait for hbm start non-interruptible We cannot handle user interrupt in context of hbm start so we only wait for time out which is reasonably short. 1. Add kdoc 2. Rename state to better reflect its function 3. Simplify wait condition and rename wait_recvd_msg to wait_hbm_start Signed-off-by: Alexander Usyskin Signed-off-by: Tomas Winkler Signed-off-by: Greg Kroah-Hartman --- drivers/misc/mei/hbm.h | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-) (limited to 'drivers/misc/mei/hbm.h') diff --git a/drivers/misc/mei/hbm.h b/drivers/misc/mei/hbm.h index 683eb2835cec..80920f096c04 100644 --- a/drivers/misc/mei/hbm.h +++ b/drivers/misc/mei/hbm.h @@ -25,13 +25,15 @@ struct mei_cl; * enum mei_hbm_state - host bus message protocol state * * @MEI_HBM_IDLE : protocol not started - * @MEI_HBM_START : start request message was sent + * @MEI_HBM_STARTING : start request message was sent + * @MEI_HBM_STARTED : start reply message was received * @MEI_HBM_ENUM_CLIENTS : enumeration request was sent * @MEI_HBM_CLIENT_PROPERTIES : acquiring clients properties + * @MEI_HBM_STOPPED : stopping exchange */ enum mei_hbm_state { MEI_HBM_IDLE = 0, - MEI_HBM_START, + MEI_HBM_STARTING, MEI_HBM_STARTED, MEI_HBM_ENUM_CLIENTS, MEI_HBM_CLIENT_PROPERTIES, -- cgit 1.4.1