diff options
Diffstat (limited to 'drivers/net/wireless/libertas/cfg.c')
| -rw-r--r-- | drivers/net/wireless/libertas/cfg.c | 110 |
1 files changed, 110 insertions, 0 deletions
diff --git a/drivers/net/wireless/libertas/cfg.c b/drivers/net/wireless/libertas/cfg.c index 089f0722fa2..f36cc970ad1 100644 --- a/drivers/net/wireless/libertas/cfg.c +++ b/drivers/net/wireless/libertas/cfg.c @@ -8,6 +8,7 @@ #include <linux/slab.h> #include <linux/if_arp.h> +#include <linux/ieee80211.h> #include <net/cfg80211.h> #include <asm/unaligned.h> @@ -2042,6 +2043,7 @@ int lbs_cfg_register(struct lbs_private *priv) */ wdev->wiphy->cipher_suites = cipher_suites; wdev->wiphy->n_cipher_suites = ARRAY_SIZE(cipher_suites); + wdev->wiphy->reg_notifier = lbs_reg_notifier; ret = wiphy_register(wdev->wiphy); if (ret < 0) @@ -2061,6 +2063,114 @@ int lbs_cfg_register(struct lbs_private *priv) return ret; } +/** + * @brief This function sets DOMAIN INFO to FW + * @param priv pointer to struct lbs_private + * @return 0; -1 +*/ +static int lbs_11d_set_domain_info(struct lbs_private *priv) +{ + int ret; + + ret = lbs_prepare_and_send_command(priv, CMD_802_11D_DOMAIN_INFO, + CMD_ACT_SET, + CMD_OPTION_WAITFORRSP, 0, NULL); + if (ret) + lbs_deb_11d("fail to dnld domain info\n"); + + return ret; +} + +static void lbs_send_domain_info_cmd_fw(struct wiphy *wiphy, + struct regulatory_request *request) +{ + u8 no_of_triplet = 0; + u8 no_of_parsed_chan = 0; + u8 first_channel = 0, next_chan = 0, max_pwr = 0; + u8 i, flag = 0; + enum ieee80211_band band; + struct ieee80211_supported_band *sband; + struct ieee80211_channel *ch; + struct lbs_private *priv = wiphy_priv(wiphy); + struct lbs_802_11d_domain_reg *domain_info = &priv->domain_reg; + int ret = 0; + + lbs_deb_enter(LBS_DEB_CFG80211); + + /* Set country code */ + domain_info->country_code[0] = request->alpha2[0]; + domain_info->country_code[1] = request->alpha2[1]; + domain_info->country_code[2] = ' '; + + for (band = 0; band < IEEE80211_NUM_BANDS ; band++) { + + if (!wiphy->bands[band]) + continue; + + sband = wiphy->bands[band]; + + for (i = 0; i < sband->n_channels ; i++) { + ch = &sband->channels[i]; + if (ch->flags & IEEE80211_CHAN_DISABLED) + continue; + + if (!flag) { + flag = 1; + next_chan = first_channel = (u32) ch->hw_value; + max_pwr = ch->max_power; + no_of_parsed_chan = 1; + continue; + } + + if (ch->hw_value == next_chan + 1 && + ch->max_power == max_pwr) { + next_chan++; + no_of_parsed_chan++; + } else { + domain_info->triplet[no_of_triplet] + .chans.first_channel = first_channel; + domain_info->triplet[no_of_triplet] + .chans.num_channels = no_of_parsed_chan; + domain_info->triplet[no_of_triplet] + .chans.max_power = max_pwr; + no_of_triplet++; + flag = 0; + } + } + if (flag) { + domain_info->triplet[no_of_triplet] + .chans.first_channel = first_channel; + domain_info->triplet[no_of_triplet] + .chans.num_channels = no_of_parsed_chan; + domain_info->triplet[no_of_triplet] + .chans.max_power = max_pwr; + no_of_triplet++; + } + } + + domain_info->no_triplet = no_of_triplet; + + /* Set domain info */ + ret = lbs_11d_set_domain_info(priv); + if (ret) + lbs_pr_err("11D: error setting domain info in FW\n"); + + lbs_deb_leave(LBS_DEB_CFG80211); +} + +int lbs_reg_notifier(struct wiphy *wiphy, + struct regulatory_request *request) +{ + lbs_deb_enter_args(LBS_DEB_CFG80211, "cfg80211 regulatory domain " + "callback for domain %c%c\n", request->alpha2[0], + request->alpha2[1]); + + lbs_send_domain_info_cmd_fw(wiphy, request); + + lbs_deb_leave(LBS_DEB_CFG80211); + + return 0; +} void lbs_scan_deinit(struct lbs_private *priv) { |