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| author | Gil Fine <gil.fine@linux.intel.com> | 2023-02-13 00:45:21 +0200 |
|---|---|---|
| committer | Mika Westerberg <mika.westerberg@linux.intel.com> | 2024-02-26 09:12:24 +0200 |
| commit | a0c45b0b6ce23bc1cd6737ecd34df6c4a422a3ae (patch) | |
| tree | 87768687e53ca396c83b9c2c136ec393802a0332 /drivers/thunderbolt/ctl.h | |
| parent | a75e0684efe567ae5f6a8e91a8360c4c1773cf3a (diff) | |
| download | lwn-a0c45b0b6ce23bc1cd6737ecd34df6c4a422a3ae.tar.gz lwn-a0c45b0b6ce23bc1cd6737ecd34df6c4a422a3ae.zip | |
thunderbolt: Add trace events support for the control channel
Sometimes it is useful to see the traffic happening inside the control
channel, especially when debugging a possible problem. This adds
tracepoints close to the hardware which can be enabled dynamically as
needed using the standard Linux trace events facility.
Signed-off-by: Gil Fine <gil.fine@linux.intel.com>
Co-developed-by: Mika Westerberg <mika.westerberg@linux.intel.com>
Signed-off-by: Mika Westerberg <mika.westerberg@linux.intel.com>
Diffstat (limited to 'drivers/thunderbolt/ctl.h')
| -rw-r--r-- | drivers/thunderbolt/ctl.h | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/thunderbolt/ctl.h b/drivers/thunderbolt/ctl.h index eec5c953c743..bf930a191472 100644 --- a/drivers/thunderbolt/ctl.h +++ b/drivers/thunderbolt/ctl.h @@ -21,8 +21,8 @@ struct tb_ctl; typedef bool (*event_cb)(void *data, enum tb_cfg_pkg_type type, const void *buf, size_t size); -struct tb_ctl *tb_ctl_alloc(struct tb_nhi *nhi, int timeout_msec, event_cb cb, - void *cb_data); +struct tb_ctl *tb_ctl_alloc(struct tb_nhi *nhi, int index, int timeout_msec, + event_cb cb, void *cb_data); void tb_ctl_start(struct tb_ctl *ctl); void tb_ctl_stop(struct tb_ctl *ctl); void tb_ctl_free(struct tb_ctl *ctl); |