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authorTomas Winkler <tomas.winkler@intel.com>2015-07-26 06:54:17 (GMT)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2015-08-04 00:26:45 (GMT)
commit4d99877d871da0bbb924b2d7aa4ccb27e1ffa93a (patch)
tree7bb725573f21ede0e5844d0be5103bdc46374e5c /drivers/misc/mei/hw.h
parent965ae37ab86eb8cd327c5752dc9e2190d33db25c (diff)
downloadlinux-4d99877d871da0bbb924b2d7aa4ccb27e1ffa93a.tar.xz
mei: enable async event notifications only from hbm version 2.0
Only FW version 2.0 and newer support the async event notification. For backward compatibility block the feature if the FW version is older then 2.0 Signed-off-by: Tomas Winkler <tomas.winkler@intel.com> Signed-off-by: Alexander Usyskin <alexander.usyskin@intel.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/misc/mei/hw.h')
-rw-r--r--drivers/misc/mei/hw.h6
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/misc/mei/hw.h b/drivers/misc/mei/hw.h
index a2c7aab..3f8901a 100644
--- a/drivers/misc/mei/hw.h
+++ b/drivers/misc/mei/hw.h
@@ -58,6 +58,12 @@
#define HBM_MINOR_VERSION_DOT 0
#define HBM_MAJOR_VERSION_DOT 2
+/*
+ * MEI version with notifcation support
+ */
+#define HBM_MINOR_VERSION_EV 0
+#define HBM_MAJOR_VERSION_EV 2
+
/* Host bus message command opcode */
#define MEI_HBM_CMD_OP_MSK 0x7f
/* Host bus message command RESPONSE */