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mei: add hbm and pg state in devstate debugfs print

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

Signed-off-by: Alexander Usyskin <alexander.usyskin@intel.com>
Signed-off-by: Tomas Winkler <tomas.winkler@intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Alexander Usyskin
2014-09-29 16:31:33 +03:00
committed by Greg Kroah-Hartman
parent 046c7911b2
commit 1beeb4b9fb
5 changed files with 38 additions and 1 deletions
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7
drivers/misc/mei/debugfs.c
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@@ -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;