This can be used by drivers on the reg_notifier() Signed-off-by: Luis R. Rodriguez <lrodriguez@xxxxxxxxxxx> --- include/net/wireless.h | 24 ++++++++++++++++++++++++ net/wireless/reg.c | 24 ++---------------------- 2 files changed, 26 insertions(+), 22 deletions(-) diff --git a/include/net/wireless.h b/include/net/wireless.h index b724519..232047b 100644 --- a/include/net/wireless.h +++ b/include/net/wireless.h @@ -422,4 +422,28 @@ extern void wiphy_apply_custom_regulatory( struct wiphy *wiphy, const struct ieee80211_regdomain *regd); +/** + * freq_reg_info - get regulatory information for the given frequency + * @wiphy: the wiphy for which we want to process this rule for + * @center_freq: Frequency in KHz for which we want regulatory information for + * @bandwidth: the bandwidth requirement you have in KHz, if you do not have one + * you can set this to 0. If this frequency is allowed we then set + * this value to the maximum allowed bandwidth. + * @reg_rule: the regulatory rule which we have for this frequency + * + * Use this function to get the regulatory rule for a specific frequency on + * a given wireless device. If the device has a specific regulatory domain + * it wants to follow we respect that unless a country IE has been received + * and processed already. + * + * Returns 0 if it was able to find a valid regulatory rule which does + * apply to the given center_freq otherwise it returns non-zero. It will + * also return -ERANGE if we determine the given center_freq does not even have + * a regulatory rule for a frequency range in the center_freq's band. See + * freq_in_rule_band() for our current definition of a band -- this is purely + * subjective and right now its 802.11 specific. + */ +extern int freq_reg_info(struct wiphy *wiphy, u32 center_freq, u32 *bandwidth, + const struct ieee80211_reg_rule **reg_rule); + #endif /* __NET_WIRELESS_H */ diff --git a/net/wireless/reg.c b/net/wireless/reg.c index 4793d22..77e45c7 100644 --- a/net/wireless/reg.c +++ b/net/wireless/reg.c @@ -846,29 +846,9 @@ static int freq_reg_info_regd(struct wiphy *wiphy, u32 center_freq, return !max_bandwidth; } +EXPORT_SYMBOL(freq_reg_info); -/** - * freq_reg_info - get regulatory information for the given frequency - * @wiphy: the wiphy for which we want to process this rule for - * @center_freq: Frequency in KHz for which we want regulatory information for - * @bandwidth: the bandwidth requirement you have in KHz, if you do not have one - * you can set this to 0. If this frequency is allowed we then set - * this value to the maximum allowed bandwidth. - * @reg_rule: the regulatory rule which we have for this frequency - * - * Use this function to get the regulatory rule for a specific frequency on - * a given wireless device. If the device has a specific regulatory domain - * it wants to follow we respect that unless a country IE has been received - * and processed already. - * - * Returns 0 if it was able to find a valid regulatory rule which does - * apply to the given center_freq otherwise it returns non-zero. It will - * also return -ERANGE if we determine the given center_freq does not even have - * a regulatory rule for a frequency range in the center_freq's band. See - * freq_in_rule_band() for our current definition of a band -- this is purely - * subjective and right now its 802.11 specific. - */ -static int freq_reg_info(struct wiphy *wiphy, u32 center_freq, u32 *bandwidth, +int freq_reg_info(struct wiphy *wiphy, u32 center_freq, u32 *bandwidth, const struct ieee80211_reg_rule **reg_rule) { return freq_reg_info_regd(wiphy, center_freq, -- 1.6.1.rc3.51.g5832d -- To unsubscribe from this list: send the line "unsubscribe linux-wireless" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html