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154 lines
4.3 KiB
154 lines
4.3 KiB
/* |
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* Copyright (c) 2004-2008 Reyk Floeter <[email protected]> |
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* Copyright (c) 2006-2008 Nick Kossifidis <[email protected]> |
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* Copyright (c) 2007-2008 Jiri Slaby <[email protected]> |
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* |
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* Permission to use, copy, modify, and distribute this software for any |
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* purpose with or without fee is hereby granted, provided that the above |
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* copyright notice and this permission notice appear in all copies. |
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* |
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* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES |
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* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF |
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* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR |
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* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES |
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* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN |
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* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF |
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* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. |
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* |
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*/ |
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/**************\ |
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* Capabilities * |
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\**************/ |
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#include "ath5k.h" |
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#include "reg.h" |
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#include "debug.h" |
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#include "../regd.h" |
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/* |
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* Fill the capabilities struct |
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* TODO: Merge this with EEPROM code when we are done with it |
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*/ |
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int ath5k_hw_set_capabilities(struct ath5k_hw *ah) |
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{ |
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struct ath5k_capabilities *caps = &ah->ah_capabilities; |
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u16 ee_header; |
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/* Capabilities stored in the EEPROM */ |
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ee_header = caps->cap_eeprom.ee_header; |
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if (ah->ah_version == AR5K_AR5210) { |
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/* |
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* Set radio capabilities |
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* (The AR5110 only supports the middle 5GHz band) |
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*/ |
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caps->cap_range.range_5ghz_min = 5120; |
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caps->cap_range.range_5ghz_max = 5430; |
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caps->cap_range.range_2ghz_min = 0; |
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caps->cap_range.range_2ghz_max = 0; |
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/* Set supported modes */ |
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__set_bit(AR5K_MODE_11A, caps->cap_mode); |
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} else { |
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/* |
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* XXX The transceiver supports frequencies from 4920 to 6100MHz |
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* XXX and from 2312 to 2732MHz. There are problems with the |
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* XXX current ieee80211 implementation because the IEEE |
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* XXX channel mapping does not support negative channel |
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* XXX numbers (2312MHz is channel -19). Of course, this |
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* XXX doesn't matter because these channels are out of the |
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* XXX legal range. |
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*/ |
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/* |
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* Set radio capabilities |
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*/ |
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if (AR5K_EEPROM_HDR_11A(ee_header)) { |
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if (ath_is_49ghz_allowed(caps->cap_eeprom.ee_regdomain)) |
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caps->cap_range.range_5ghz_min = 4920; |
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else |
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caps->cap_range.range_5ghz_min = 5005; |
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caps->cap_range.range_5ghz_max = 6100; |
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/* Set supported modes */ |
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__set_bit(AR5K_MODE_11A, caps->cap_mode); |
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} |
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/* Enable 802.11b if a 2GHz capable radio (2111/5112) is |
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* connected */ |
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if (AR5K_EEPROM_HDR_11B(ee_header) || |
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(AR5K_EEPROM_HDR_11G(ee_header) && |
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ah->ah_version != AR5K_AR5211)) { |
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/* 2312 */ |
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caps->cap_range.range_2ghz_min = 2412; |
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caps->cap_range.range_2ghz_max = 2732; |
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/* Override 2GHz modes on SoCs that need it |
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* NOTE: cap_needs_2GHz_ovr gets set from |
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* ath_ahb_probe */ |
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if (!caps->cap_needs_2GHz_ovr) { |
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if (AR5K_EEPROM_HDR_11B(ee_header)) |
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__set_bit(AR5K_MODE_11B, |
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caps->cap_mode); |
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if (AR5K_EEPROM_HDR_11G(ee_header) && |
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ah->ah_version != AR5K_AR5211) |
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__set_bit(AR5K_MODE_11G, |
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caps->cap_mode); |
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} |
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} |
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} |
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if ((ah->ah_radio_5ghz_revision & 0xf0) == AR5K_SREV_RAD_2112) |
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__clear_bit(AR5K_MODE_11A, caps->cap_mode); |
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/* Set number of supported TX queues */ |
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if (ah->ah_version == AR5K_AR5210) |
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caps->cap_queues.q_tx_num = AR5K_NUM_TX_QUEUES_NOQCU; |
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else |
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caps->cap_queues.q_tx_num = AR5K_NUM_TX_QUEUES; |
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/* Newer hardware has PHY error counters */ |
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if (ah->ah_mac_srev >= AR5K_SREV_AR5213A) |
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caps->cap_has_phyerr_counters = true; |
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else |
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caps->cap_has_phyerr_counters = false; |
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/* MACs since AR5212 have MRR support */ |
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if (ah->ah_version == AR5K_AR5212) |
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caps->cap_has_mrr_support = true; |
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else |
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caps->cap_has_mrr_support = false; |
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return 0; |
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} |
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/* |
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* TODO: Following functions should be part of a new function |
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* set_capability |
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*/ |
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int ath5k_hw_enable_pspoll(struct ath5k_hw *ah, u8 *bssid, |
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u16 assoc_id) |
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{ |
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if (ah->ah_version == AR5K_AR5210) { |
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AR5K_REG_DISABLE_BITS(ah, AR5K_STA_ID1, |
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AR5K_STA_ID1_NO_PSPOLL | AR5K_STA_ID1_DEFAULT_ANTENNA); |
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return 0; |
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} |
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return -EIO; |
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} |
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int ath5k_hw_disable_pspoll(struct ath5k_hw *ah) |
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{ |
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if (ah->ah_version == AR5K_AR5210) { |
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AR5K_REG_ENABLE_BITS(ah, AR5K_STA_ID1, |
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AR5K_STA_ID1_NO_PSPOLL | AR5K_STA_ID1_DEFAULT_ANTENNA); |
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return 0; |
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} |
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return -EIO; |
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}
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