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cfg80211: pass DFS region to drivers through reg_notifier()

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This grants drivers access to the DFS region that a
regulatory domain belongs to.

Signed-off-by: Luis R. Rodriguez <mcgrof@qca.qualcomm.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Luis R. Rodriguez 2011-10-11 10:59:03 -07:00 • committed by John W. Linville
parent 8b60b07805
commit b68e6b3b33
2 changed files with 7 additions and 0 deletions
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5
include/net/regulatory.h
View file

@ -48,6 +48,10 @@ enum environment_cap {
* 99 - built by driver but a specific alpha2 cannot be determined * 99 - built by driver but a specific alpha2 cannot be determined
* 98 - result of an intersection between two regulatory domains * 98 - result of an intersection between two regulatory domains
* 97 - regulatory domain has not yet been configured * 97 - regulatory domain has not yet been configured
* @dfs_region: If CRDA responded with a regulatory domain that requires
* DFS master operation on a known DFS region (NL80211_DFS_*),
* dfs_region represents that region. Drivers can use this and the
* @alpha2 to adjust their device's DFS parameters as required.
* @intersect: indicates whether the wireless core should intersect * @intersect: indicates whether the wireless core should intersect
* the requested regulatory domain with the presently set regulatory * the requested regulatory domain with the presently set regulatory
* domain. * domain.
@ -67,6 +71,7 @@ struct regulatory_request {
int wiphy_idx; int wiphy_idx;
enum nl80211_reg_initiator initiator; enum nl80211_reg_initiator initiator;
char alpha2[2]; char alpha2[2];
u8 dfs_region;
bool intersect; bool intersect;
bool processed; bool processed;
enum environment_cap country_ie_env; enum environment_cap country_ie_env;

2
net/wireless/reg.c
View file

@ -1121,6 +1121,8 @@ static void wiphy_update_regulatory(struct wiphy *wiphy,
if (ignore_reg_update(wiphy, initiator)) if (ignore_reg_update(wiphy, initiator))
return; return;
last_request->dfs_region = cfg80211_regdomain->dfs_region;
for (band = 0; band < IEEE80211_NUM_BANDS; band++) { for (band = 0; band < IEEE80211_NUM_BANDS; band++) {
if (wiphy->bands[band]) if (wiphy->bands[band])
handle_band(wiphy, band, initiator); handle_band(wiphy, band, initiator);