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authorTomas Winkler <tomas.winkler@intel.com>2015-07-23 18:37:12 (GMT)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2015-08-04 00:25:51 (GMT)
commit70ef835c84b3b88e274a53bf80a70940ae178a91 (patch)
tree8404cb25e3671d6ab273f0c48de87c2435e8868b /drivers/misc/mei/debugfs.c
parent6009595a66e460af0b170d736398c49395cb4499 (diff)
downloadlinux-70ef835c84b3b88e274a53bf80a70940ae178a91.tar.xz
mei: support for dynamic clients
HBM version 2.0 and above allows ME clients in the system to register/unregister after the system is fully initialized. Clients may be added or removed after enum_resp message was received 1. To preserve backward compatibility the driver can opt-in to receive client add messages by setting allow_add field in enum_req 2. A new client is added upon reception of MEI_HBM_ADD_CLIENT_REQ_CMD 3. A client is removed in a lazy manner when connection request respond with MEI_HBMS_CLIENT_NOT_FOUND status Signed-off-by: Tomas Winkler <tomas.winkler@intel.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/misc/mei/debugfs.c')
-rw-r--r--drivers/misc/mei/debugfs.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/misc/mei/debugfs.c b/drivers/misc/mei/debugfs.c
index eb86834..a65a1e6 100644
--- a/drivers/misc/mei/debugfs.c
+++ b/drivers/misc/mei/debugfs.c
@@ -154,6 +154,8 @@ static ssize_t mei_dbgfs_read_devstate(struct file *fp, char __user *ubuf,
pos += scnprintf(buf + pos, bufsz - pos, "hbm features:\n");
pos += scnprintf(buf + pos, bufsz - pos, "\tPG: %01d\n",
dev->hbm_f_pg_supported);
+ pos += scnprintf(buf + pos, bufsz - pos, "\tDC: %01d\n",
+ dev->hbm_f_dc_supported);
}
pos += scnprintf(buf + pos, bufsz - pos, "pg: %s, %s\n",