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| author | Lukáš Turek <8an@praha12.net> | 2009-12-21 22:50:48 +0100 |
|---|---|---|
| committer | John W. Linville <linville@tuxdriver.com> | 2010-01-12 13:50:07 -0500 |
| commit | 310bc676e314e92c18257bfc916951879451ee32 (patch) | |
| tree | 12050b5b473b8c9a1bf67450e03d45ade2a4b219 /net | |
| parent | 81077e82c3f591578625805dd6464a27a9ff56ec (diff) | |
| download | linux-3.10-310bc676e314e92c18257bfc916951879451ee32.tar.gz linux-3.10-310bc676e314e92c18257bfc916951879451ee32.tar.bz2 linux-3.10-310bc676e314e92c18257bfc916951879451ee32.zip | |
mac80211: Add new callback set_coverage_class
Mac80211 callback to driver set_coverage_class() sets slot time and ACK
timeout for given IEEE 802.11 coverage class. The callback is optional,
but it's essential for long distance links.
Signed-off-by: Lukas Turek <8an@praha12.net>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'net')
| -rw-r--r-- | net/mac80211/cfg.c | 7 | ||||
| -rw-r--r-- | net/mac80211/driver-ops.h | 15 | ||||
| -rw-r--r-- | net/mac80211/driver-trace.h | 23 |
3 files changed, 45 insertions, 0 deletions
diff --git a/net/mac80211/cfg.c b/net/mac80211/cfg.c index 2e5e841e9b7..976014c5e74 100644 --- a/net/mac80211/cfg.c +++ b/net/mac80211/cfg.c @@ -1230,6 +1230,13 @@ static int ieee80211_set_wiphy_params(struct wiphy *wiphy, u32 changed) struct ieee80211_local *local = wiphy_priv(wiphy); int err; + if (changed & WIPHY_PARAM_COVERAGE_CLASS) { + err = drv_set_coverage_class(local, wiphy->coverage_class); + + if (err) + return err; + } + if (changed & WIPHY_PARAM_RTS_THRESHOLD) { err = drv_set_rts_threshold(local, wiphy->rts_threshold); diff --git a/net/mac80211/driver-ops.h b/net/mac80211/driver-ops.h index 8757ea73d54..de91d39e027 100644 --- a/net/mac80211/driver-ops.h +++ b/net/mac80211/driver-ops.h @@ -214,6 +214,21 @@ static inline int drv_set_rts_threshold(struct ieee80211_local *local, return ret; } +static inline int drv_set_coverage_class(struct ieee80211_local *local, + u8 value) +{ + int ret = 0; + might_sleep(); + + if (local->ops->set_coverage_class) + local->ops->set_coverage_class(&local->hw, value); + else + ret = -EOPNOTSUPP; + + trace_drv_set_coverage_class(local, value, ret); + return ret; +} + static inline void drv_sta_notify(struct ieee80211_local *local, struct ieee80211_sub_if_data *sdata, enum sta_notify_cmd cmd, diff --git a/net/mac80211/driver-trace.h b/net/mac80211/driver-trace.h index 977cc7528bc..0ea258123b8 100644 --- a/net/mac80211/driver-trace.h +++ b/net/mac80211/driver-trace.h @@ -491,6 +491,29 @@ TRACE_EVENT(drv_set_rts_threshold, ) ); +TRACE_EVENT(drv_set_coverage_class, + TP_PROTO(struct ieee80211_local *local, u8 value, int ret), + + TP_ARGS(local, value, ret), + + TP_STRUCT__entry( + LOCAL_ENTRY + __field(u8, value) + __field(int, ret) + ), + + TP_fast_assign( + LOCAL_ASSIGN; + __entry->ret = ret; + __entry->value = value; + ), + + TP_printk( + LOCAL_PR_FMT " value:%d ret:%d", + LOCAL_PR_ARG, __entry->value, __entry->ret + ) +); + TRACE_EVENT(drv_sta_notify, TP_PROTO(struct ieee80211_local *local, struct ieee80211_sub_if_data *sdata, |