/** * ath5k_hw_set_associd - Set BSSID for association * * @ah: The &struct ath5k_hw * @bssid: BSSID * @assoc_id: Assoc id * * Sets the BSSID which trigers the "SME Join" operation */ void ath5k_hw_set_associd(struct ath5k_hw *ah) { struct ath_common *common = ath5k_hw_common(ah); u16 tim_offset = 0; /* * Set simple BSSID mask on 5212 */ if (ah->ah_version == AR5K_AR5212) ath_hw_setbssidmask(common); /* * Set BSSID which triggers the "SME Join" operation */ ath5k_hw_reg_write(ah, get_unaligned_le32(common->curbssid), AR5K_BSS_ID0); ath5k_hw_reg_write(ah, get_unaligned_le16(common->curbssid + 4) | ((common->curaid & 0x3fff) << AR5K_BSS_ID1_AID_S), AR5K_BSS_ID1); if (common->curaid == 0) { ath5k_hw_disable_pspoll(ah); return; } AR5K_REG_WRITE_BITS(ah, AR5K_BEACON, AR5K_BEACON_TIM, tim_offset ? tim_offset + 4 : 0); ath5k_hw_enable_pspoll(ah, NULL, 0); }
void ath5k_hw_set_bssid_mask(struct ath5k_hw *ah, const u8 *mask) { struct ath_common *common = ath5k_hw_common(ah); /* Cache bssid mask so that we can restore it * on reset */ memcpy(common->bssidmask, mask, ETH_ALEN); if (ah->ah_version == AR5K_AR5212) ath_hw_setbssidmask(common); }
/** * ath5k_hw_ani_get_listen_time() - Update counters and return listening time * @ah: The &struct ath5k_hw * @as: The &struct ath5k_ani_state * * Return an approximation of the time spent "listening" in milliseconds (ms) * since the last call of this function. * Save a snapshot of the counter values for debugging/statistics. */ static int ath5k_hw_ani_get_listen_time(struct ath5k_hw *ah, struct ath5k_ani_state *as) { struct ath_common *common = ath5k_hw_common(ah); int listen; spin_lock_bh(&common->cc_lock); ath_hw_cycle_counters_update(common); memcpy(&as->last_cc, &common->cc_ani, sizeof(as->last_cc)); /* clears common->cc_ani */ listen = ath_hw_get_listen_time(common); spin_unlock_bh(&common->cc_lock); return listen; }
/** * ath5k_hw_set_lladdr - Set station id * * @ah: The &struct ath5k_hw * @mac: The card's mac address * * Set station id on hw using the provided mac address */ int ath5k_hw_set_lladdr(struct ath5k_hw *ah, const u8 *mac) { struct ath_common *common = ath5k_hw_common(ah); u32 low_id, high_id; u32 pcu_reg; /* Set new station ID */ memcpy(common->macaddr, mac, ETH_ALEN); pcu_reg = ath5k_hw_reg_read(ah, AR5K_STA_ID1) & 0xffff0000; low_id = get_unaligned_le32(mac); high_id = get_unaligned_le16(mac + 4); ath5k_hw_reg_write(ah, low_id, AR5K_STA_ID0); ath5k_hw_reg_write(ah, pcu_reg | high_id, AR5K_STA_ID1); return 0; }
/** * ath5k_hw_set_opmode - Set PCU operating mode * * @ah: The &struct ath5k_hw * * Initialize PCU for the various operating modes (AP/STA etc) * * NOTE: ah->ah_op_mode must be set before calling this. */ int ath5k_hw_set_opmode(struct ath5k_hw *ah) { struct ath_common *common = ath5k_hw_common(ah); u32 pcu_reg, beacon_reg, low_id, high_id; /* Preserve rest settings */ pcu_reg = ath5k_hw_reg_read(ah, AR5K_STA_ID1) & 0xffff0000; pcu_reg &= ~(AR5K_STA_ID1_ADHOC | AR5K_STA_ID1_AP | AR5K_STA_ID1_KEYSRCH_MODE | (ah->ah_version == AR5K_AR5210 ? (AR5K_STA_ID1_PWR_SV | AR5K_STA_ID1_NO_PSPOLL) : 0)); beacon_reg = 0; ATH5K_TRACE(ah->ah_sc); switch (ah->ah_op_mode) { case NL80211_IFTYPE_ADHOC: pcu_reg |= AR5K_STA_ID1_ADHOC | AR5K_STA_ID1_KEYSRCH_MODE; beacon_reg |= AR5K_BCR_ADHOC; if (ah->ah_version == AR5K_AR5210) pcu_reg |= AR5K_STA_ID1_NO_PSPOLL; else AR5K_REG_ENABLE_BITS(ah, AR5K_CFG, AR5K_CFG_IBSS); break; case NL80211_IFTYPE_AP: case NL80211_IFTYPE_MESH_POINT: pcu_reg |= AR5K_STA_ID1_AP | AR5K_STA_ID1_KEYSRCH_MODE; beacon_reg |= AR5K_BCR_AP; if (ah->ah_version == AR5K_AR5210) pcu_reg |= AR5K_STA_ID1_NO_PSPOLL; else AR5K_REG_DISABLE_BITS(ah, AR5K_CFG, AR5K_CFG_IBSS); break; case NL80211_IFTYPE_STATION: pcu_reg |= AR5K_STA_ID1_KEYSRCH_MODE | (ah->ah_version == AR5K_AR5210 ? AR5K_STA_ID1_PWR_SV : 0); case NL80211_IFTYPE_MONITOR: pcu_reg |= AR5K_STA_ID1_KEYSRCH_MODE | (ah->ah_version == AR5K_AR5210 ? AR5K_STA_ID1_NO_PSPOLL : 0); break; default: return -EINVAL; } /* * Set PCU registers */ low_id = get_unaligned_le32(common->macaddr); high_id = get_unaligned_le16(common->macaddr + 4); ath5k_hw_reg_write(ah, low_id, AR5K_STA_ID0); ath5k_hw_reg_write(ah, pcu_reg | high_id, AR5K_STA_ID1); /* * Set Beacon Control Register on 5210 */ if (ah->ah_version == AR5K_AR5210) ath5k_hw_reg_write(ah, beacon_reg, AR5K_BCR); return 0; }