mei: normalize timeouts definitions

1. The hardware book defines timeouts in seconds
 so we stick to this and define the wrapper function
 mei_secs_to_jiffies  around  msecs_to_jiffies
 to use be used instead multiplying by HZ

2. We add name space prefix MEI_ to all timer defines

Signed-off-by: Tomas Winkler <tomas.winkler@intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
diff --git a/drivers/misc/mei/main.c b/drivers/misc/mei/main.c
index 7a03d77..659727a 100644
--- a/drivers/misc/mei/main.c
+++ b/drivers/misc/mei/main.c
@@ -567,7 +567,7 @@
 
 		if (write_cb) {
 			timeout = write_cb->read_time +
-					msecs_to_jiffies(IAMTHIF_READ_TIMER);
+				mei_secs_to_jiffies(MEI_IAMTHIF_READ_TIMER);
 
 			if (time_after(jiffies, timeout) ||
 			    cl->reading_state == MEI_READ_COMPLETE) {