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mac80211: add offset_tsf driver op and use it for mesh

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This allows the mesh sync (and debugfs) code to make incremental
TSF adjustments, avoiding any uncertainty introduced by delay in
programming absolute TSF.

Signed-off-by: Thomas Pedersen <twp@qca.qualcomm.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
This commit is contained in:
Pedersen, Thomas
2016-09-28 16:56:28 -07:00
committed by Johannes Berg
parent 3ff23cd565
commit 354d381baf
6 changed files with 68 additions and 6 deletions
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15
net/mac80211/driver-ops.c
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@@ -215,6 +215,21 @@ void drv_set_tsf(struct ieee80211_local *local,
trace_drv_return_void(local);
}
void drv_offset_tsf(struct ieee80211_local *local,
struct ieee80211_sub_if_data *sdata,
s64 offset)
{
might_sleep();
if (!check_sdata_in_driver(sdata))
return;
trace_drv_offset_tsf(local, sdata, offset);
if (local->ops->offset_tsf)
local->ops->offset_tsf(&local->hw, &sdata->vif, offset);
trace_drv_return_void(local);
}
void drv_reset_tsf(struct ieee80211_local *local,
struct ieee80211_sub_if_data *sdata)
{