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authorTomas Winkler <tomas.winkler@intel.com>2018-07-31 09:35:35 +0300
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2018-08-02 10:18:30 +0200
commit9d89ddfc624649e200aeec57912635dbe259d07b (patch)
tree9764c468a1304be16eec3c2a5d98ee725ed4c900 /drivers/misc/mei/hbm.c
parentee7aba5aba70dd98fc05697723167ebb858e7aba (diff)
downloadlinux-9d89ddfc624649e200aeec57912635dbe259d07b.tar.bz2
mei: hbm: introduce dma bit in the message header
Add dma_ring bit in the mei message header for conveying that the message data itself are on the dma ring. 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/hbm.c')
-rw-r--r--drivers/misc/mei/hbm.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/misc/mei/hbm.c b/drivers/misc/mei/hbm.c
index 8b3fd9ff6566..b0086c4aefe4 100644
--- a/drivers/misc/mei/hbm.c
+++ b/drivers/misc/mei/hbm.c
@@ -145,6 +145,7 @@ static inline void mei_hbm_hdr(struct mei_msg_hdr *hdr, size_t length)
hdr->me_addr = 0;
hdr->length = length;
hdr->msg_complete = 1;
+ hdr->dma_ring = 0;
hdr->reserved = 0;
hdr->internal = 0;
}