Wireless drivers tend to require calibration or noise floor
checks. Some of these operations are channel specific. Instead
of forcing each driver to keep a separate map for these values
per channel allow for a private area on the ieee80211_channel to
reduce code overhead and size.
Signed-off-by: Luis R. Rodriguez <lrodriguez@xxxxxxxxxxx>
---
include/net/wireless.h | 3 +++
1 files changed, 3 insertions(+), 0 deletions(-)
diff --git a/include/net/wireless.h b/include/net/wireless.h
index aedefa5..ecb5cf1 100644
--- a/include/net/wireless.h
+++ b/include/net/wireless.h
@@ -71,6 +71,8 @@ enum ieee80211_channel_flags {
* @max_power: maximum transmission power (in dBm)
* @orig_mag: internal use
* @orig_mpwr: internal use
+ * @priv: used by the driver for any of its own needs,
+ * could be used for example for calibration data.
*/
struct ieee80211_channel {
enum ieee80211_band band;
@@ -82,6 +84,7 @@ struct ieee80211_channel {
int max_power;
u32 orig_flags;
int orig_mag, orig_mpwr;
+ void *priv;
};
/**
--
1.5.6.rc2.15.g457bb.dirty
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