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author | Tomas Winkler <tomas.winkler@intel.com> | 2015-02-10 10:39:33 +0200 |
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committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2015-03-01 19:36:59 -0800 |
commit | a0a927d06d79d59c55ae7ac0b2fd7f3c0ea3c14c (patch) | |
tree | fbdf32fe867cd96dfef623b2b6650aa68e921ede /drivers/misc/mei/mei-trace.c | |
parent | 381a58c70985ca1256b0f51aa6694f79662bb166 (diff) | |
download | linux-a0a927d06d79d59c55ae7ac0b2fd7f3c0ea3c14c.tar.bz2 |
mei: me: add io register tracing
To make debugging a bit easier we add me register
access tracing
<debugfs>/tracing/events/mei/mei_reg_{read,write}
Signed-off-by: Tomas Winkler <tomas.winkler@intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/misc/mei/mei-trace.c')
-rw-r--r-- | drivers/misc/mei/mei-trace.c | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/drivers/misc/mei/mei-trace.c b/drivers/misc/mei/mei-trace.c new file mode 100644 index 000000000000..388efb519138 --- /dev/null +++ b/drivers/misc/mei/mei-trace.c @@ -0,0 +1,25 @@ +/* + * + * Intel Management Engine Interface (Intel MEI) Linux driver + * Copyright (c) 2015, Intel Corporation. + * + * This program is free software; you can redistribute it and/or modify it + * under the terms and conditions of the GNU General Public License, + * version 2, as published by the Free Software Foundation. + * + * This program is distributed in the hope it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for + * more details. + * + */ +#include <linux/module.h> + +/* sparse doesn't like tracepoint macros */ +#ifndef __CHECKER__ +#define CREATE_TRACE_POINTS +#include "mei-trace.h" + +EXPORT_TRACEPOINT_SYMBOL(mei_reg_read); +EXPORT_TRACEPOINT_SYMBOL(mei_reg_write); +#endif /* __CHECKER__ */ |