diff options
| author | Mathieu Poirier <mathieu.poirier@linaro.org> | 2016-04-05 11:53:43 -0600 |
|---|---|---|
| committer | Mathieu Poirier <mathieu.poirier@linaro.org> | 2016-06-01 15:43:27 -0600 |
| commit | 2b888e472c42df49c54da0ef0ec2a3bd4e158c9b (patch) | |
| tree | 47b671539ebd8dbc4e47e846fd1daf0f23c43b6e /drivers/hwtracing/coresight | |
| parent | f069ef6e0dace0ad0b6f5975672cd5b750628eba (diff) | |
coresight: etm4x: adding config and traceid registers
Adding new sysFS management interface to query the configuration
and the traceid registers. Both are required to convey information
to the perf cmd line tools when using ETMv4 tracers as PMU.
Signed-off-by: Mathieu Poirier <mathieu.poirier@linaro.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
(cherry picked from commit 7c38aa4b03b3fc6ce17e5a00327f8c0be18daf8a)
Diffstat (limited to 'drivers/hwtracing/coresight')
| -rw-r--r-- | drivers/hwtracing/coresight/coresight-etm4x-sysfs.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/hwtracing/coresight/coresight-etm4x-sysfs.c b/drivers/hwtracing/coresight/coresight-etm4x-sysfs.c index 5db0de7d4e0e..39a8b077e0c2 100644 --- a/drivers/hwtracing/coresight/coresight-etm4x-sysfs.c +++ b/drivers/hwtracing/coresight/coresight-etm4x-sysfs.c @@ -1972,6 +1972,8 @@ coresight_simple_func(trcoslsr, TRCOSLSR); coresight_simple_func(trcpdcr, TRCPDCR); coresight_simple_func(trcpdsr, TRCPDSR); coresight_simple_func(trclsr, TRCLSR); +coresight_simple_func(trcconfig, TRCCONFIGR); +coresight_simple_func(trctraceid, TRCTRACEIDR); coresight_simple_func(trcauthstatus, TRCAUTHSTATUS); coresight_simple_func(trcdevid, TRCDEVID); coresight_simple_func(trcdevtype, TRCDEVTYPE); @@ -1985,6 +1987,8 @@ static struct attribute *coresight_etmv4_mgmt_attrs[] = { &dev_attr_trcpdcr.attr, &dev_attr_trcpdsr.attr, &dev_attr_trclsr.attr, + &dev_attr_trcconfig.attr, + &dev_attr_trctraceid.attr, &dev_attr_trcauthstatus.attr, &dev_attr_trcdevid.attr, &dev_attr_trcdevtype.attr, |