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author | 2018-07-11 13:40:29 -0600 | |
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committer | 2018-07-15 13:52:58 +0200 | |
commit | 00b78e8b7b003c686a8570df7d231787f514226c (patch) | |
tree | be82baa58bf81d526b2f7510d1389097d04b5875 /include/linux/coresight.h | |
parent | coresight: Handle errors in finding input/output ports (diff) | |
download | linux-00b78e8b7b003c686a8570df7d231787f514226c.tar.gz linux-00b78e8b7b003c686a8570df7d231787f514226c.tar.bz2 linux-00b78e8b7b003c686a8570df7d231787f514226c.zip |
coresight: Cleanup device subtype struct
Clean up our struct a little bit by using a union instead of
a struct for tracking the subtype of a device.
Cc: Mathieu Poirier <mathieu.poirier@linaro.org>
Signed-off-by: Suzuki K Poulose <suzuki.poulose@arm.com>
Signed-off-by: Mathieu Poirier <mathieu.poirier@linaro.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'include/linux/coresight.h')
-rw-r--r-- | include/linux/coresight.h | 21 |
1 files changed, 12 insertions, 9 deletions
diff --git a/include/linux/coresight.h b/include/linux/coresight.h index 69a5c9f82469..7c188c2a5b3c 100644 --- a/include/linux/coresight.h +++ b/include/linux/coresight.h @@ -63,17 +63,20 @@ enum coresight_dev_subtype_source { }; /** - * struct coresight_dev_subtype - further characterisation of a type + * union coresight_dev_subtype - further characterisation of a type * @sink_subtype: type of sink this component is, as defined - by @coresight_dev_subtype_sink. + * by @coresight_dev_subtype_sink. * @link_subtype: type of link this component is, as defined - by @coresight_dev_subtype_link. + * by @coresight_dev_subtype_link. * @source_subtype: type of source this component is, as defined - by @coresight_dev_subtype_source. + * by @coresight_dev_subtype_source. */ -struct coresight_dev_subtype { - enum coresight_dev_subtype_sink sink_subtype; - enum coresight_dev_subtype_link link_subtype; +union coresight_dev_subtype { + /* We have some devices which acts as LINK and SINK */ + struct { + enum coresight_dev_subtype_sink sink_subtype; + enum coresight_dev_subtype_link link_subtype; + }; enum coresight_dev_subtype_source source_subtype; }; @@ -111,7 +114,7 @@ struct coresight_platform_data { */ struct coresight_desc { enum coresight_dev_type type; - struct coresight_dev_subtype subtype; + union coresight_dev_subtype subtype; const struct coresight_ops *ops; struct coresight_platform_data *pdata; struct device *dev; @@ -155,7 +158,7 @@ struct coresight_device { int nr_inport; int nr_outport; enum coresight_dev_type type; - struct coresight_dev_subtype subtype; + union coresight_dev_subtype subtype; const struct coresight_ops *ops; struct device dev; atomic_t *refcnt; |