diff options
| author | Mathieu Poirier <mathieu.poirier@linaro.org> | 2016-05-03 11:33:58 -0600 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2016-05-03 14:59:30 -0700 |
| commit | a02e81f7a32b49f3cb70c5ebd2eab5608a088514 (patch) | |
| tree | 5566ffdd56759bb79e15c49d6b0f25cef04c57fd /drivers/hwtracing/coresight/coresight-priv.h | |
| parent | 4f1ff3de925d741b0b77c59bc1387cb940ad7c73 (diff) | |
coresight: moving struct cs_buffers to header file
That way we can re-use the structure in other drivers.
Signed-off-by: Mathieu Poirier <mathieu.poirier@linaro.org>
Reviewed-by: Suzuki K Poulose <suzuki.poulose@arm.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/hwtracing/coresight/coresight-priv.h')
| -rw-r--r-- | drivers/hwtracing/coresight/coresight-priv.h | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/drivers/hwtracing/coresight/coresight-priv.h b/drivers/hwtracing/coresight/coresight-priv.h index 3b5dd95a3588..ad975c58080d 100644 --- a/drivers/hwtracing/coresight/coresight-priv.h +++ b/drivers/hwtracing/coresight/coresight-priv.h @@ -53,6 +53,26 @@ enum cs_mode { CS_MODE_PERF, }; +/** + * struct cs_buffer - keep track of a recording session' specifics + * @cur: index of the current buffer + * @nr_pages: max number of pages granted to us + * @offset: offset within the current buffer + * @data_size: how much we collected in this run + * @lost: other than zero if we had a HW buffer wrap around + * @snapshot: is this run in snapshot mode + * @data_pages: a handle the ring buffer + */ +struct cs_buffers { + unsigned int cur; + unsigned int nr_pages; + unsigned long offset; + local_t data_size; + local_t lost; + bool snapshot; + void **data_pages; +}; + static inline void CS_LOCK(void __iomem *addr) { do { |