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Commit 1beeb4b9 authored by Alexander Usyskin's avatar Alexander Usyskin Committed by Greg Kroah-Hartman
Browse files

mei: add hbm and pg state in devstate debugfs print 



Add hbm state, pg enablement and state to devstate file in debugfs
(<debugfs>/mei/devstate)

Signed-off-by: default avatarAlexander Usyskin <alexander.usyskin@intel.com>
Signed-off-by: default avatarTomas Winkler <tomas.winkler@intel.com>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 046c7911

drivers/misc/mei/debugfs.c

+6 −1
Original line number Diff line number Diff line
@@ -134,8 +134,13 @@ static ssize_t mei_dbgfs_read_devstate(struct file *fp, char __user *ubuf, 
	if  (!buf)

		return -ENOMEM;



	pos += scnprintf(buf + pos, bufsz - pos, "%s\n",

	pos += scnprintf(buf + pos, bufsz - pos, "dev: %s\n",

			mei_dev_state_str(dev->dev_state));

	pos += scnprintf(buf + pos, bufsz - pos, "hbm: %s\n",

			mei_hbm_state_str(dev->hbm_state));

	pos += scnprintf(buf + pos, bufsz - pos, "pg:  %s, %s\n",

			mei_pg_is_enabled(dev) ? "ENABLED" : "DISABLED",

			mei_pg_state_str(mei_pg_state(dev)));

	ret = simple_read_from_buffer(ubuf, cnt, ppos, buf, pos);

	kfree(buf);

	return ret;

drivers/misc/mei/hbm.c

+16 −0
Original line number Diff line number Diff line
@@ -56,6 +56,22 @@ static const char *mei_cl_conn_status_str(enum mei_cl_connect_status status) 
#undef MEI_CL_CCS

}



const char *mei_hbm_state_str(enum mei_hbm_state state)

{

#define MEI_HBM_STATE(state) case MEI_HBM_##state: return #state

	switch (state) {

	MEI_HBM_STATE(IDLE);

	MEI_HBM_STATE(STARTING);

	MEI_HBM_STATE(STARTED);

	MEI_HBM_STATE(ENUM_CLIENTS);

	MEI_HBM_STATE(CLIENT_PROPERTIES);

	MEI_HBM_STATE(STOPPED);

	default:

		return "unknown";

	}

#undef MEI_HBM_STATE

}



/**

 * mei_cl_conn_status_to_errno - convert client connect response

 * status to error code

drivers/misc/mei/hbm.h

+2 −0
Original line number Diff line number Diff line
@@ -40,6 +40,8 @@ enum mei_hbm_state { 
	MEI_HBM_STOPPED,

};



const char *mei_hbm_state_str(enum mei_hbm_state state);



int mei_hbm_dispatch(struct mei_device *dev, struct mei_msg_hdr *hdr);



static inline void mei_hbm_hdr(struct mei_msg_hdr *hdr, size_t length)

drivers/misc/mei/init.c

+12 −0
Original line number Diff line number Diff line
@@ -43,6 +43,18 @@ const char *mei_dev_state_str(int state) 
#undef MEI_DEV_STATE

}



const char *mei_pg_state_str(enum mei_pg_state state)

{

#define MEI_PG_STATE(state) case MEI_PG_##state: return #state

	switch (state) {

	MEI_PG_STATE(OFF);

	MEI_PG_STATE(ON);

	default:

		return "unknown";

	}

#undef MEI_PG_STATE

}





/**

 * mei_cancel_work. Cancel mei background jobs

drivers/misc/mei/mei_dev.h

+2 −0
Original line number Diff line number Diff line
@@ -375,6 +375,8 @@ enum mei_pg_state { 
	MEI_PG_ON =  1,

};



const char *mei_pg_state_str(enum mei_pg_state state);



/*

 * mei_cfg

 *