1fb9987d0f748c983bb795a86f47522313f701a08Sujith/* 25b68138e5659cbfd5df2879d17f9ba0b66477fecSujith Manoharan * Copyright (c) 2010-2011 Atheros Communications Inc. 3fb9987d0f748c983bb795a86f47522313f701a08Sujith * 4fb9987d0f748c983bb795a86f47522313f701a08Sujith * Permission to use, copy, modify, and/or distribute this software for any 5fb9987d0f748c983bb795a86f47522313f701a08Sujith * purpose with or without fee is hereby granted, provided that the above 6fb9987d0f748c983bb795a86f47522313f701a08Sujith * copyright notice and this permission notice appear in all copies. 7fb9987d0f748c983bb795a86f47522313f701a08Sujith * 8fb9987d0f748c983bb795a86f47522313f701a08Sujith * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES 9fb9987d0f748c983bb795a86f47522313f701a08Sujith * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF 10fb9987d0f748c983bb795a86f47522313f701a08Sujith * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR 11fb9987d0f748c983bb795a86f47522313f701a08Sujith * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES 12fb9987d0f748c983bb795a86f47522313f701a08Sujith * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN 13fb9987d0f748c983bb795a86f47522313f701a08Sujith * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF 14fb9987d0f748c983bb795a86f47522313f701a08Sujith * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. 15fb9987d0f748c983bb795a86f47522313f701a08Sujith */ 16fb9987d0f748c983bb795a86f47522313f701a08Sujith 17fb9987d0f748c983bb795a86f47522313f701a08Sujith#include "htc.h" 18fb9987d0f748c983bb795a86f47522313f701a08Sujith 19fb9987d0f748c983bb795a86f47522313f701a08SujithMODULE_AUTHOR("Atheros Communications"); 20fb9987d0f748c983bb795a86f47522313f701a08SujithMODULE_LICENSE("Dual BSD/GPL"); 21fb9987d0f748c983bb795a86f47522313f701a08SujithMODULE_DESCRIPTION("Atheros driver 802.11n HTC based wireless devices"); 22fb9987d0f748c983bb795a86f47522313f701a08Sujith 23fb9987d0f748c983bb795a86f47522313f701a08Sujithstatic unsigned int ath9k_debug = ATH_DBG_DEFAULT; 24fb9987d0f748c983bb795a86f47522313f701a08Sujithmodule_param_named(debug, ath9k_debug, uint, 0); 25fb9987d0f748c983bb795a86f47522313f701a08SujithMODULE_PARM_DESC(debug, "Debugging mask"); 26fb9987d0f748c983bb795a86f47522313f701a08Sujith 27e1572c5eeca8ef87a250322364584458b2dadb35Sujithint htc_modparam_nohwcrypt; 28e1572c5eeca8ef87a250322364584458b2dadb35Sujithmodule_param_named(nohwcrypt, htc_modparam_nohwcrypt, int, 0444); 29fb9987d0f748c983bb795a86f47522313f701a08SujithMODULE_PARM_DESC(nohwcrypt, "Disable hardware encryption"); 30fb9987d0f748c983bb795a86f47522313f701a08Sujith 31fb9987d0f748c983bb795a86f47522313f701a08Sujith#define CHAN2G(_freq, _idx) { \ 32fb9987d0f748c983bb795a86f47522313f701a08Sujith .center_freq = (_freq), \ 33fb9987d0f748c983bb795a86f47522313f701a08Sujith .hw_value = (_idx), \ 34fb9987d0f748c983bb795a86f47522313f701a08Sujith .max_power = 20, \ 35fb9987d0f748c983bb795a86f47522313f701a08Sujith} 36fb9987d0f748c983bb795a86f47522313f701a08Sujith 37ea46e644e80bd4ac778964afd998df4f666486d4Sujith#define CHAN5G(_freq, _idx) { \ 38ea46e644e80bd4ac778964afd998df4f666486d4Sujith .band = IEEE80211_BAND_5GHZ, \ 39ea46e644e80bd4ac778964afd998df4f666486d4Sujith .center_freq = (_freq), \ 40ea46e644e80bd4ac778964afd998df4f666486d4Sujith .hw_value = (_idx), \ 41ea46e644e80bd4ac778964afd998df4f666486d4Sujith .max_power = 20, \ 42ea46e644e80bd4ac778964afd998df4f666486d4Sujith} 43ea46e644e80bd4ac778964afd998df4f666486d4Sujith 44fb9987d0f748c983bb795a86f47522313f701a08Sujithstatic struct ieee80211_channel ath9k_2ghz_channels[] = { 45fb9987d0f748c983bb795a86f47522313f701a08Sujith CHAN2G(2412, 0), /* Channel 1 */ 46fb9987d0f748c983bb795a86f47522313f701a08Sujith CHAN2G(2417, 1), /* Channel 2 */ 47fb9987d0f748c983bb795a86f47522313f701a08Sujith CHAN2G(2422, 2), /* Channel 3 */ 48fb9987d0f748c983bb795a86f47522313f701a08Sujith CHAN2G(2427, 3), /* Channel 4 */ 49fb9987d0f748c983bb795a86f47522313f701a08Sujith CHAN2G(2432, 4), /* Channel 5 */ 50fb9987d0f748c983bb795a86f47522313f701a08Sujith CHAN2G(2437, 5), /* Channel 6 */ 51fb9987d0f748c983bb795a86f47522313f701a08Sujith CHAN2G(2442, 6), /* Channel 7 */ 52fb9987d0f748c983bb795a86f47522313f701a08Sujith CHAN2G(2447, 7), /* Channel 8 */ 53fb9987d0f748c983bb795a86f47522313f701a08Sujith CHAN2G(2452, 8), /* Channel 9 */ 54fb9987d0f748c983bb795a86f47522313f701a08Sujith CHAN2G(2457, 9), /* Channel 10 */ 55fb9987d0f748c983bb795a86f47522313f701a08Sujith CHAN2G(2462, 10), /* Channel 11 */ 56fb9987d0f748c983bb795a86f47522313f701a08Sujith CHAN2G(2467, 11), /* Channel 12 */ 57fb9987d0f748c983bb795a86f47522313f701a08Sujith CHAN2G(2472, 12), /* Channel 13 */ 58fb9987d0f748c983bb795a86f47522313f701a08Sujith CHAN2G(2484, 13), /* Channel 14 */ 59fb9987d0f748c983bb795a86f47522313f701a08Sujith}; 60fb9987d0f748c983bb795a86f47522313f701a08Sujith 61ea46e644e80bd4ac778964afd998df4f666486d4Sujithstatic struct ieee80211_channel ath9k_5ghz_channels[] = { 62ea46e644e80bd4ac778964afd998df4f666486d4Sujith /* _We_ call this UNII 1 */ 63ea46e644e80bd4ac778964afd998df4f666486d4Sujith CHAN5G(5180, 14), /* Channel 36 */ 64ea46e644e80bd4ac778964afd998df4f666486d4Sujith CHAN5G(5200, 15), /* Channel 40 */ 65ea46e644e80bd4ac778964afd998df4f666486d4Sujith CHAN5G(5220, 16), /* Channel 44 */ 66ea46e644e80bd4ac778964afd998df4f666486d4Sujith CHAN5G(5240, 17), /* Channel 48 */ 67ea46e644e80bd4ac778964afd998df4f666486d4Sujith /* _We_ call this UNII 2 */ 68ea46e644e80bd4ac778964afd998df4f666486d4Sujith CHAN5G(5260, 18), /* Channel 52 */ 69ea46e644e80bd4ac778964afd998df4f666486d4Sujith CHAN5G(5280, 19), /* Channel 56 */ 70ea46e644e80bd4ac778964afd998df4f666486d4Sujith CHAN5G(5300, 20), /* Channel 60 */ 71ea46e644e80bd4ac778964afd998df4f666486d4Sujith CHAN5G(5320, 21), /* Channel 64 */ 72ea46e644e80bd4ac778964afd998df4f666486d4Sujith /* _We_ call this "Middle band" */ 73ea46e644e80bd4ac778964afd998df4f666486d4Sujith CHAN5G(5500, 22), /* Channel 100 */ 74ea46e644e80bd4ac778964afd998df4f666486d4Sujith CHAN5G(5520, 23), /* Channel 104 */ 75ea46e644e80bd4ac778964afd998df4f666486d4Sujith CHAN5G(5540, 24), /* Channel 108 */ 76ea46e644e80bd4ac778964afd998df4f666486d4Sujith CHAN5G(5560, 25), /* Channel 112 */ 77ea46e644e80bd4ac778964afd998df4f666486d4Sujith CHAN5G(5580, 26), /* Channel 116 */ 78ea46e644e80bd4ac778964afd998df4f666486d4Sujith CHAN5G(5600, 27), /* Channel 120 */ 79ea46e644e80bd4ac778964afd998df4f666486d4Sujith CHAN5G(5620, 28), /* Channel 124 */ 80ea46e644e80bd4ac778964afd998df4f666486d4Sujith CHAN5G(5640, 29), /* Channel 128 */ 81ea46e644e80bd4ac778964afd998df4f666486d4Sujith CHAN5G(5660, 30), /* Channel 132 */ 82ea46e644e80bd4ac778964afd998df4f666486d4Sujith CHAN5G(5680, 31), /* Channel 136 */ 83ea46e644e80bd4ac778964afd998df4f666486d4Sujith CHAN5G(5700, 32), /* Channel 140 */ 84ea46e644e80bd4ac778964afd998df4f666486d4Sujith /* _We_ call this UNII 3 */ 85ea46e644e80bd4ac778964afd998df4f666486d4Sujith CHAN5G(5745, 33), /* Channel 149 */ 86ea46e644e80bd4ac778964afd998df4f666486d4Sujith CHAN5G(5765, 34), /* Channel 153 */ 87ea46e644e80bd4ac778964afd998df4f666486d4Sujith CHAN5G(5785, 35), /* Channel 157 */ 88ea46e644e80bd4ac778964afd998df4f666486d4Sujith CHAN5G(5805, 36), /* Channel 161 */ 89ea46e644e80bd4ac778964afd998df4f666486d4Sujith CHAN5G(5825, 37), /* Channel 165 */ 90ea46e644e80bd4ac778964afd998df4f666486d4Sujith}; 91ea46e644e80bd4ac778964afd998df4f666486d4Sujith 92fb9987d0f748c983bb795a86f47522313f701a08Sujith/* Atheros hardware rate code addition for short premble */ 93fb9987d0f748c983bb795a86f47522313f701a08Sujith#define SHPCHECK(__hw_rate, __flags) \ 94fb9987d0f748c983bb795a86f47522313f701a08Sujith ((__flags & IEEE80211_RATE_SHORT_PREAMBLE) ? (__hw_rate | 0x04) : 0) 95fb9987d0f748c983bb795a86f47522313f701a08Sujith 96fb9987d0f748c983bb795a86f47522313f701a08Sujith#define RATE(_bitrate, _hw_rate, _flags) { \ 97fb9987d0f748c983bb795a86f47522313f701a08Sujith .bitrate = (_bitrate), \ 98fb9987d0f748c983bb795a86f47522313f701a08Sujith .flags = (_flags), \ 99fb9987d0f748c983bb795a86f47522313f701a08Sujith .hw_value = (_hw_rate), \ 100fb9987d0f748c983bb795a86f47522313f701a08Sujith .hw_value_short = (SHPCHECK(_hw_rate, _flags)) \ 101fb9987d0f748c983bb795a86f47522313f701a08Sujith} 102fb9987d0f748c983bb795a86f47522313f701a08Sujith 103fb9987d0f748c983bb795a86f47522313f701a08Sujithstatic struct ieee80211_rate ath9k_legacy_rates[] = { 104fb9987d0f748c983bb795a86f47522313f701a08Sujith RATE(10, 0x1b, 0), 105fb9987d0f748c983bb795a86f47522313f701a08Sujith RATE(20, 0x1a, IEEE80211_RATE_SHORT_PREAMBLE), /* shortp : 0x1e */ 106fb9987d0f748c983bb795a86f47522313f701a08Sujith RATE(55, 0x19, IEEE80211_RATE_SHORT_PREAMBLE), /* shortp: 0x1d */ 107fb9987d0f748c983bb795a86f47522313f701a08Sujith RATE(110, 0x18, IEEE80211_RATE_SHORT_PREAMBLE), /* short: 0x1c */ 108fb9987d0f748c983bb795a86f47522313f701a08Sujith RATE(60, 0x0b, 0), 109fb9987d0f748c983bb795a86f47522313f701a08Sujith RATE(90, 0x0f, 0), 110fb9987d0f748c983bb795a86f47522313f701a08Sujith RATE(120, 0x0a, 0), 111fb9987d0f748c983bb795a86f47522313f701a08Sujith RATE(180, 0x0e, 0), 112fb9987d0f748c983bb795a86f47522313f701a08Sujith RATE(240, 0x09, 0), 113fb9987d0f748c983bb795a86f47522313f701a08Sujith RATE(360, 0x0d, 0), 114fb9987d0f748c983bb795a86f47522313f701a08Sujith RATE(480, 0x08, 0), 115fb9987d0f748c983bb795a86f47522313f701a08Sujith RATE(540, 0x0c, 0), 116fb9987d0f748c983bb795a86f47522313f701a08Sujith}; 117fb9987d0f748c983bb795a86f47522313f701a08Sujith 118d244f21e79162b829c9af09845421d9b4fac4253Sujith Manoharan#ifdef CONFIG_MAC80211_LEDS 119d244f21e79162b829c9af09845421d9b4fac4253Sujith Manoharanstatic const struct ieee80211_tpt_blink ath9k_htc_tpt_blink[] = { 120d244f21e79162b829c9af09845421d9b4fac4253Sujith Manoharan { .throughput = 0 * 1024, .blink_time = 334 }, 121d244f21e79162b829c9af09845421d9b4fac4253Sujith Manoharan { .throughput = 1 * 1024, .blink_time = 260 }, 122d244f21e79162b829c9af09845421d9b4fac4253Sujith Manoharan { .throughput = 5 * 1024, .blink_time = 220 }, 123d244f21e79162b829c9af09845421d9b4fac4253Sujith Manoharan { .throughput = 10 * 1024, .blink_time = 190 }, 124d244f21e79162b829c9af09845421d9b4fac4253Sujith Manoharan { .throughput = 20 * 1024, .blink_time = 170 }, 125d244f21e79162b829c9af09845421d9b4fac4253Sujith Manoharan { .throughput = 50 * 1024, .blink_time = 150 }, 126d244f21e79162b829c9af09845421d9b4fac4253Sujith Manoharan { .throughput = 70 * 1024, .blink_time = 130 }, 127d244f21e79162b829c9af09845421d9b4fac4253Sujith Manoharan { .throughput = 100 * 1024, .blink_time = 110 }, 128d244f21e79162b829c9af09845421d9b4fac4253Sujith Manoharan { .throughput = 200 * 1024, .blink_time = 80 }, 129d244f21e79162b829c9af09845421d9b4fac4253Sujith Manoharan { .throughput = 300 * 1024, .blink_time = 50 }, 130d244f21e79162b829c9af09845421d9b4fac4253Sujith Manoharan}; 131d244f21e79162b829c9af09845421d9b4fac4253Sujith Manoharan#endif 132d244f21e79162b829c9af09845421d9b4fac4253Sujith Manoharan 133fb9987d0f748c983bb795a86f47522313f701a08Sujithstatic int ath9k_htc_wait_for_target(struct ath9k_htc_priv *priv) 134fb9987d0f748c983bb795a86f47522313f701a08Sujith{ 135fb9987d0f748c983bb795a86f47522313f701a08Sujith int time_left; 136fb9987d0f748c983bb795a86f47522313f701a08Sujith 137d8c49ffb2e2a47b23fec7f469435e7b112e2e569Sujith.Manoharan@atheros.com if (atomic_read(&priv->htc->tgt_ready) > 0) { 138d8c49ffb2e2a47b23fec7f469435e7b112e2e569Sujith.Manoharan@atheros.com atomic_dec(&priv->htc->tgt_ready); 139d8c49ffb2e2a47b23fec7f469435e7b112e2e569Sujith.Manoharan@atheros.com return 0; 140d8c49ffb2e2a47b23fec7f469435e7b112e2e569Sujith.Manoharan@atheros.com } 141d8c49ffb2e2a47b23fec7f469435e7b112e2e569Sujith.Manoharan@atheros.com 142fb9987d0f748c983bb795a86f47522313f701a08Sujith /* Firmware can take up to 50ms to get ready, to be safe use 1 second */ 143fb9987d0f748c983bb795a86f47522313f701a08Sujith time_left = wait_for_completion_timeout(&priv->htc->target_wait, HZ); 144fb9987d0f748c983bb795a86f47522313f701a08Sujith if (!time_left) { 145fb9987d0f748c983bb795a86f47522313f701a08Sujith dev_err(priv->dev, "ath9k_htc: Target is unresponsive\n"); 146fb9987d0f748c983bb795a86f47522313f701a08Sujith return -ETIMEDOUT; 147fb9987d0f748c983bb795a86f47522313f701a08Sujith } 148fb9987d0f748c983bb795a86f47522313f701a08Sujith 149d8c49ffb2e2a47b23fec7f469435e7b112e2e569Sujith.Manoharan@atheros.com atomic_dec(&priv->htc->tgt_ready); 150d8c49ffb2e2a47b23fec7f469435e7b112e2e569Sujith.Manoharan@atheros.com 151fb9987d0f748c983bb795a86f47522313f701a08Sujith return 0; 152fb9987d0f748c983bb795a86f47522313f701a08Sujith} 153fb9987d0f748c983bb795a86f47522313f701a08Sujith 154fb9987d0f748c983bb795a86f47522313f701a08Sujithstatic void ath9k_deinit_priv(struct ath9k_htc_priv *priv) 155fb9987d0f748c983bb795a86f47522313f701a08Sujith{ 156fb9987d0f748c983bb795a86f47522313f701a08Sujith ath9k_hw_deinit(priv->ah); 157fb9987d0f748c983bb795a86f47522313f701a08Sujith kfree(priv->ah); 158fb9987d0f748c983bb795a86f47522313f701a08Sujith priv->ah = NULL; 159fb9987d0f748c983bb795a86f47522313f701a08Sujith} 160fb9987d0f748c983bb795a86f47522313f701a08Sujith 161fb9987d0f748c983bb795a86f47522313f701a08Sujithstatic void ath9k_deinit_device(struct ath9k_htc_priv *priv) 162fb9987d0f748c983bb795a86f47522313f701a08Sujith{ 163fb9987d0f748c983bb795a86f47522313f701a08Sujith struct ieee80211_hw *hw = priv->hw; 164fb9987d0f748c983bb795a86f47522313f701a08Sujith 165fb9987d0f748c983bb795a86f47522313f701a08Sujith wiphy_rfkill_stop_polling(hw->wiphy); 166fb9987d0f748c983bb795a86f47522313f701a08Sujith ath9k_deinit_leds(priv); 167fb9987d0f748c983bb795a86f47522313f701a08Sujith ieee80211_unregister_hw(hw); 168fb9987d0f748c983bb795a86f47522313f701a08Sujith ath9k_rx_cleanup(priv); 169fb9987d0f748c983bb795a86f47522313f701a08Sujith ath9k_tx_cleanup(priv); 170fb9987d0f748c983bb795a86f47522313f701a08Sujith ath9k_deinit_priv(priv); 171fb9987d0f748c983bb795a86f47522313f701a08Sujith} 172fb9987d0f748c983bb795a86f47522313f701a08Sujith 173fb9987d0f748c983bb795a86f47522313f701a08Sujithstatic inline int ath9k_htc_connect_svc(struct ath9k_htc_priv *priv, 174fb9987d0f748c983bb795a86f47522313f701a08Sujith u16 service_id, 175fb9987d0f748c983bb795a86f47522313f701a08Sujith void (*tx) (void *, 176fb9987d0f748c983bb795a86f47522313f701a08Sujith struct sk_buff *, 177fb9987d0f748c983bb795a86f47522313f701a08Sujith enum htc_endpoint_id, 178fb9987d0f748c983bb795a86f47522313f701a08Sujith bool txok), 179fb9987d0f748c983bb795a86f47522313f701a08Sujith enum htc_endpoint_id *ep_id) 180fb9987d0f748c983bb795a86f47522313f701a08Sujith{ 181fb9987d0f748c983bb795a86f47522313f701a08Sujith struct htc_service_connreq req; 182fb9987d0f748c983bb795a86f47522313f701a08Sujith 183fb9987d0f748c983bb795a86f47522313f701a08Sujith memset(&req, 0, sizeof(struct htc_service_connreq)); 184fb9987d0f748c983bb795a86f47522313f701a08Sujith 185fb9987d0f748c983bb795a86f47522313f701a08Sujith req.service_id = service_id; 186fb9987d0f748c983bb795a86f47522313f701a08Sujith req.ep_callbacks.priv = priv; 187fb9987d0f748c983bb795a86f47522313f701a08Sujith req.ep_callbacks.rx = ath9k_htc_rxep; 188fb9987d0f748c983bb795a86f47522313f701a08Sujith req.ep_callbacks.tx = tx; 189fb9987d0f748c983bb795a86f47522313f701a08Sujith 190fb9987d0f748c983bb795a86f47522313f701a08Sujith return htc_connect_service(priv->htc, &req, ep_id); 191fb9987d0f748c983bb795a86f47522313f701a08Sujith} 192fb9987d0f748c983bb795a86f47522313f701a08Sujith 193fa6e15e0b5952fd2cd99fc6d4f4473f6b9da18dfRajkumar Manoharanstatic int ath9k_init_htc_services(struct ath9k_htc_priv *priv, u16 devid, 194fa6e15e0b5952fd2cd99fc6d4f4473f6b9da18dfRajkumar Manoharan u32 drv_info) 195fb9987d0f748c983bb795a86f47522313f701a08Sujith{ 196fb9987d0f748c983bb795a86f47522313f701a08Sujith int ret; 197fb9987d0f748c983bb795a86f47522313f701a08Sujith 198fb9987d0f748c983bb795a86f47522313f701a08Sujith /* WMI CMD*/ 199fb9987d0f748c983bb795a86f47522313f701a08Sujith ret = ath9k_wmi_connect(priv->htc, priv->wmi, &priv->wmi_cmd_ep); 200fb9987d0f748c983bb795a86f47522313f701a08Sujith if (ret) 201fb9987d0f748c983bb795a86f47522313f701a08Sujith goto err; 202fb9987d0f748c983bb795a86f47522313f701a08Sujith 203fb9987d0f748c983bb795a86f47522313f701a08Sujith /* Beacon */ 2049c6dda4e2dfea970a7105e3805f0195bc3079f2fSujith ret = ath9k_htc_connect_svc(priv, WMI_BEACON_SVC, ath9k_htc_beaconep, 205fb9987d0f748c983bb795a86f47522313f701a08Sujith &priv->beacon_ep); 206fb9987d0f748c983bb795a86f47522313f701a08Sujith if (ret) 207fb9987d0f748c983bb795a86f47522313f701a08Sujith goto err; 208fb9987d0f748c983bb795a86f47522313f701a08Sujith 209fb9987d0f748c983bb795a86f47522313f701a08Sujith /* CAB */ 210fb9987d0f748c983bb795a86f47522313f701a08Sujith ret = ath9k_htc_connect_svc(priv, WMI_CAB_SVC, ath9k_htc_txep, 211fb9987d0f748c983bb795a86f47522313f701a08Sujith &priv->cab_ep); 212fb9987d0f748c983bb795a86f47522313f701a08Sujith if (ret) 213fb9987d0f748c983bb795a86f47522313f701a08Sujith goto err; 214fb9987d0f748c983bb795a86f47522313f701a08Sujith 215fb9987d0f748c983bb795a86f47522313f701a08Sujith 216fb9987d0f748c983bb795a86f47522313f701a08Sujith /* UAPSD */ 217fb9987d0f748c983bb795a86f47522313f701a08Sujith ret = ath9k_htc_connect_svc(priv, WMI_UAPSD_SVC, ath9k_htc_txep, 218fb9987d0f748c983bb795a86f47522313f701a08Sujith &priv->uapsd_ep); 219fb9987d0f748c983bb795a86f47522313f701a08Sujith if (ret) 220fb9987d0f748c983bb795a86f47522313f701a08Sujith goto err; 221fb9987d0f748c983bb795a86f47522313f701a08Sujith 222fb9987d0f748c983bb795a86f47522313f701a08Sujith /* MGMT */ 223fb9987d0f748c983bb795a86f47522313f701a08Sujith ret = ath9k_htc_connect_svc(priv, WMI_MGMT_SVC, ath9k_htc_txep, 224fb9987d0f748c983bb795a86f47522313f701a08Sujith &priv->mgmt_ep); 225fb9987d0f748c983bb795a86f47522313f701a08Sujith if (ret) 226fb9987d0f748c983bb795a86f47522313f701a08Sujith goto err; 227fb9987d0f748c983bb795a86f47522313f701a08Sujith 228fb9987d0f748c983bb795a86f47522313f701a08Sujith /* DATA BE */ 229fb9987d0f748c983bb795a86f47522313f701a08Sujith ret = ath9k_htc_connect_svc(priv, WMI_DATA_BE_SVC, ath9k_htc_txep, 230fb9987d0f748c983bb795a86f47522313f701a08Sujith &priv->data_be_ep); 231fb9987d0f748c983bb795a86f47522313f701a08Sujith if (ret) 232fb9987d0f748c983bb795a86f47522313f701a08Sujith goto err; 233fb9987d0f748c983bb795a86f47522313f701a08Sujith 234fb9987d0f748c983bb795a86f47522313f701a08Sujith /* DATA BK */ 235fb9987d0f748c983bb795a86f47522313f701a08Sujith ret = ath9k_htc_connect_svc(priv, WMI_DATA_BK_SVC, ath9k_htc_txep, 236fb9987d0f748c983bb795a86f47522313f701a08Sujith &priv->data_bk_ep); 237fb9987d0f748c983bb795a86f47522313f701a08Sujith if (ret) 238fb9987d0f748c983bb795a86f47522313f701a08Sujith goto err; 239fb9987d0f748c983bb795a86f47522313f701a08Sujith 240fb9987d0f748c983bb795a86f47522313f701a08Sujith /* DATA VI */ 241fb9987d0f748c983bb795a86f47522313f701a08Sujith ret = ath9k_htc_connect_svc(priv, WMI_DATA_VI_SVC, ath9k_htc_txep, 242fb9987d0f748c983bb795a86f47522313f701a08Sujith &priv->data_vi_ep); 243fb9987d0f748c983bb795a86f47522313f701a08Sujith if (ret) 244fb9987d0f748c983bb795a86f47522313f701a08Sujith goto err; 245fb9987d0f748c983bb795a86f47522313f701a08Sujith 246fb9987d0f748c983bb795a86f47522313f701a08Sujith /* DATA VO */ 247fb9987d0f748c983bb795a86f47522313f701a08Sujith ret = ath9k_htc_connect_svc(priv, WMI_DATA_VO_SVC, ath9k_htc_txep, 248fb9987d0f748c983bb795a86f47522313f701a08Sujith &priv->data_vo_ep); 249fb9987d0f748c983bb795a86f47522313f701a08Sujith if (ret) 250fb9987d0f748c983bb795a86f47522313f701a08Sujith goto err; 251fb9987d0f748c983bb795a86f47522313f701a08Sujith 2526267dc709c6ef1c0926e18ff2859238992dea658Sujith /* 2536267dc709c6ef1c0926e18ff2859238992dea658Sujith * Setup required credits before initializing HTC. 2546267dc709c6ef1c0926e18ff2859238992dea658Sujith * This is a bit hacky, but, since queuing is done in 2556267dc709c6ef1c0926e18ff2859238992dea658Sujith * the HIF layer, shouldn't matter much. 2566267dc709c6ef1c0926e18ff2859238992dea658Sujith */ 2576267dc709c6ef1c0926e18ff2859238992dea658Sujith 2580b5ead91cda63e0db964dadc77601233434f60cbSujith Manoharan if (IS_AR7010_DEVICE(drv_info)) 259d108e8b9320b77e3fa165757fd40f298bdd89d1cSujith Manoharan priv->htc->credits = 45; 260fa6e15e0b5952fd2cd99fc6d4f4473f6b9da18dfRajkumar Manoharan else 2614e63f768c3b85ae2b3ea6251231fd5cc46ec598dSujith priv->htc->credits = 33; 2626267dc709c6ef1c0926e18ff2859238992dea658Sujith 263fb9987d0f748c983bb795a86f47522313f701a08Sujith ret = htc_init(priv->htc); 264fb9987d0f748c983bb795a86f47522313f701a08Sujith if (ret) 265fb9987d0f748c983bb795a86f47522313f701a08Sujith goto err; 266fb9987d0f748c983bb795a86f47522313f701a08Sujith 2676267dc709c6ef1c0926e18ff2859238992dea658Sujith dev_info(priv->dev, "ath9k_htc: HTC initialized with %d credits\n", 2686267dc709c6ef1c0926e18ff2859238992dea658Sujith priv->htc->credits); 2696267dc709c6ef1c0926e18ff2859238992dea658Sujith 270fb9987d0f748c983bb795a86f47522313f701a08Sujith return 0; 271fb9987d0f748c983bb795a86f47522313f701a08Sujith 272fb9987d0f748c983bb795a86f47522313f701a08Sujitherr: 273fb9987d0f748c983bb795a86f47522313f701a08Sujith dev_err(priv->dev, "ath9k_htc: Unable to initialize HTC services\n"); 274fb9987d0f748c983bb795a86f47522313f701a08Sujith return ret; 275fb9987d0f748c983bb795a86f47522313f701a08Sujith} 276fb9987d0f748c983bb795a86f47522313f701a08Sujith 277fb9987d0f748c983bb795a86f47522313f701a08Sujithstatic int ath9k_reg_notifier(struct wiphy *wiphy, 278fb9987d0f748c983bb795a86f47522313f701a08Sujith struct regulatory_request *request) 279fb9987d0f748c983bb795a86f47522313f701a08Sujith{ 280fb9987d0f748c983bb795a86f47522313f701a08Sujith struct ieee80211_hw *hw = wiphy_to_ieee80211_hw(wiphy); 281fb9987d0f748c983bb795a86f47522313f701a08Sujith struct ath9k_htc_priv *priv = hw->priv; 282fb9987d0f748c983bb795a86f47522313f701a08Sujith 283fb9987d0f748c983bb795a86f47522313f701a08Sujith return ath_reg_notifier_apply(wiphy, request, 284fb9987d0f748c983bb795a86f47522313f701a08Sujith ath9k_hw_regulatory(priv->ah)); 285fb9987d0f748c983bb795a86f47522313f701a08Sujith} 286fb9987d0f748c983bb795a86f47522313f701a08Sujith 2874a22fe108e62367c10c3abeb469d6972ba3299f5Sujithstatic unsigned int ath9k_regread(void *hw_priv, u32 reg_offset) 288fb9987d0f748c983bb795a86f47522313f701a08Sujith{ 289fb9987d0f748c983bb795a86f47522313f701a08Sujith struct ath_hw *ah = (struct ath_hw *) hw_priv; 290fb9987d0f748c983bb795a86f47522313f701a08Sujith struct ath_common *common = ath9k_hw_common(ah); 291fb9987d0f748c983bb795a86f47522313f701a08Sujith struct ath9k_htc_priv *priv = (struct ath9k_htc_priv *) common->priv; 292fb9987d0f748c983bb795a86f47522313f701a08Sujith __be32 val, reg = cpu_to_be32(reg_offset); 293fb9987d0f748c983bb795a86f47522313f701a08Sujith int r; 294fb9987d0f748c983bb795a86f47522313f701a08Sujith 295fb9987d0f748c983bb795a86f47522313f701a08Sujith r = ath9k_wmi_cmd(priv->wmi, WMI_REG_READ_CMDID, 296fb9987d0f748c983bb795a86f47522313f701a08Sujith (u8 *) ®, sizeof(reg), 297fb9987d0f748c983bb795a86f47522313f701a08Sujith (u8 *) &val, sizeof(val), 298fb9987d0f748c983bb795a86f47522313f701a08Sujith 100); 299fb9987d0f748c983bb795a86f47522313f701a08Sujith if (unlikely(r)) { 300d2182b69dcb6a68b1ef6070b2efd094e13dea3f1Joe Perches ath_dbg(common, WMI, "REGISTER READ FAILED: (0x%04x, %d)\n", 301226afe68fdbd1aa3680158aca0a3631cbd019626Joe Perches reg_offset, r); 302fb9987d0f748c983bb795a86f47522313f701a08Sujith return -EIO; 303fb9987d0f748c983bb795a86f47522313f701a08Sujith } 304fb9987d0f748c983bb795a86f47522313f701a08Sujith 305fb9987d0f748c983bb795a86f47522313f701a08Sujith return be32_to_cpu(val); 306fb9987d0f748c983bb795a86f47522313f701a08Sujith} 307fb9987d0f748c983bb795a86f47522313f701a08Sujith 30809a525d33870e8a16076ec0200cc5002f6bef35dSujith Manoharanstatic void ath9k_multi_regread(void *hw_priv, u32 *addr, 30909a525d33870e8a16076ec0200cc5002f6bef35dSujith Manoharan u32 *val, u16 count) 31009a525d33870e8a16076ec0200cc5002f6bef35dSujith Manoharan{ 31109a525d33870e8a16076ec0200cc5002f6bef35dSujith Manoharan struct ath_hw *ah = (struct ath_hw *) hw_priv; 31209a525d33870e8a16076ec0200cc5002f6bef35dSujith Manoharan struct ath_common *common = ath9k_hw_common(ah); 31309a525d33870e8a16076ec0200cc5002f6bef35dSujith Manoharan struct ath9k_htc_priv *priv = (struct ath9k_htc_priv *) common->priv; 31409a525d33870e8a16076ec0200cc5002f6bef35dSujith Manoharan __be32 tmpaddr[8]; 31509a525d33870e8a16076ec0200cc5002f6bef35dSujith Manoharan __be32 tmpval[8]; 31609a525d33870e8a16076ec0200cc5002f6bef35dSujith Manoharan int i, ret; 31709a525d33870e8a16076ec0200cc5002f6bef35dSujith Manoharan 31809a525d33870e8a16076ec0200cc5002f6bef35dSujith Manoharan for (i = 0; i < count; i++) { 31909a525d33870e8a16076ec0200cc5002f6bef35dSujith Manoharan tmpaddr[i] = cpu_to_be32(addr[i]); 32009a525d33870e8a16076ec0200cc5002f6bef35dSujith Manoharan } 32109a525d33870e8a16076ec0200cc5002f6bef35dSujith Manoharan 32209a525d33870e8a16076ec0200cc5002f6bef35dSujith Manoharan ret = ath9k_wmi_cmd(priv->wmi, WMI_REG_READ_CMDID, 32309a525d33870e8a16076ec0200cc5002f6bef35dSujith Manoharan (u8 *)tmpaddr , sizeof(u32) * count, 32409a525d33870e8a16076ec0200cc5002f6bef35dSujith Manoharan (u8 *)tmpval, sizeof(u32) * count, 32509a525d33870e8a16076ec0200cc5002f6bef35dSujith Manoharan 100); 32609a525d33870e8a16076ec0200cc5002f6bef35dSujith Manoharan if (unlikely(ret)) { 327d2182b69dcb6a68b1ef6070b2efd094e13dea3f1Joe Perches ath_dbg(common, WMI, 32809a525d33870e8a16076ec0200cc5002f6bef35dSujith Manoharan "Multiple REGISTER READ FAILED (count: %d)\n", count); 32909a525d33870e8a16076ec0200cc5002f6bef35dSujith Manoharan } 33009a525d33870e8a16076ec0200cc5002f6bef35dSujith Manoharan 33109a525d33870e8a16076ec0200cc5002f6bef35dSujith Manoharan for (i = 0; i < count; i++) { 33209a525d33870e8a16076ec0200cc5002f6bef35dSujith Manoharan val[i] = be32_to_cpu(tmpval[i]); 33309a525d33870e8a16076ec0200cc5002f6bef35dSujith Manoharan } 33409a525d33870e8a16076ec0200cc5002f6bef35dSujith Manoharan} 33509a525d33870e8a16076ec0200cc5002f6bef35dSujith Manoharan 3364a22fe108e62367c10c3abeb469d6972ba3299f5Sujithstatic void ath9k_regwrite_single(void *hw_priv, u32 val, u32 reg_offset) 337fb9987d0f748c983bb795a86f47522313f701a08Sujith{ 338fb9987d0f748c983bb795a86f47522313f701a08Sujith struct ath_hw *ah = (struct ath_hw *) hw_priv; 339fb9987d0f748c983bb795a86f47522313f701a08Sujith struct ath_common *common = ath9k_hw_common(ah); 340fb9987d0f748c983bb795a86f47522313f701a08Sujith struct ath9k_htc_priv *priv = (struct ath9k_htc_priv *) common->priv; 34107b2fa5a2368accf0fe6cb16e7eca6d1150554edJoe Perches const __be32 buf[2] = { 342fb9987d0f748c983bb795a86f47522313f701a08Sujith cpu_to_be32(reg_offset), 343fb9987d0f748c983bb795a86f47522313f701a08Sujith cpu_to_be32(val), 344fb9987d0f748c983bb795a86f47522313f701a08Sujith }; 345fb9987d0f748c983bb795a86f47522313f701a08Sujith int r; 346fb9987d0f748c983bb795a86f47522313f701a08Sujith 347fb9987d0f748c983bb795a86f47522313f701a08Sujith r = ath9k_wmi_cmd(priv->wmi, WMI_REG_WRITE_CMDID, 348fb9987d0f748c983bb795a86f47522313f701a08Sujith (u8 *) &buf, sizeof(buf), 349fb9987d0f748c983bb795a86f47522313f701a08Sujith (u8 *) &val, sizeof(val), 350fb9987d0f748c983bb795a86f47522313f701a08Sujith 100); 351fb9987d0f748c983bb795a86f47522313f701a08Sujith if (unlikely(r)) { 352d2182b69dcb6a68b1ef6070b2efd094e13dea3f1Joe Perches ath_dbg(common, WMI, "REGISTER WRITE FAILED:(0x%04x, %d)\n", 353226afe68fdbd1aa3680158aca0a3631cbd019626Joe Perches reg_offset, r); 354fb9987d0f748c983bb795a86f47522313f701a08Sujith } 355fb9987d0f748c983bb795a86f47522313f701a08Sujith} 356fb9987d0f748c983bb795a86f47522313f701a08Sujith 3574a22fe108e62367c10c3abeb469d6972ba3299f5Sujithstatic void ath9k_regwrite_buffer(void *hw_priv, u32 val, u32 reg_offset) 3584a22fe108e62367c10c3abeb469d6972ba3299f5Sujith{ 3594a22fe108e62367c10c3abeb469d6972ba3299f5Sujith struct ath_hw *ah = (struct ath_hw *) hw_priv; 3604a22fe108e62367c10c3abeb469d6972ba3299f5Sujith struct ath_common *common = ath9k_hw_common(ah); 3614a22fe108e62367c10c3abeb469d6972ba3299f5Sujith struct ath9k_htc_priv *priv = (struct ath9k_htc_priv *) common->priv; 3624a22fe108e62367c10c3abeb469d6972ba3299f5Sujith u32 rsp_status; 3634a22fe108e62367c10c3abeb469d6972ba3299f5Sujith int r; 3644a22fe108e62367c10c3abeb469d6972ba3299f5Sujith 3654a22fe108e62367c10c3abeb469d6972ba3299f5Sujith mutex_lock(&priv->wmi->multi_write_mutex); 3664a22fe108e62367c10c3abeb469d6972ba3299f5Sujith 3674a22fe108e62367c10c3abeb469d6972ba3299f5Sujith /* Store the register/value */ 3684a22fe108e62367c10c3abeb469d6972ba3299f5Sujith priv->wmi->multi_write[priv->wmi->multi_write_idx].reg = 3694a22fe108e62367c10c3abeb469d6972ba3299f5Sujith cpu_to_be32(reg_offset); 3704a22fe108e62367c10c3abeb469d6972ba3299f5Sujith priv->wmi->multi_write[priv->wmi->multi_write_idx].val = 3714a22fe108e62367c10c3abeb469d6972ba3299f5Sujith cpu_to_be32(val); 3724a22fe108e62367c10c3abeb469d6972ba3299f5Sujith 3734a22fe108e62367c10c3abeb469d6972ba3299f5Sujith priv->wmi->multi_write_idx++; 3744a22fe108e62367c10c3abeb469d6972ba3299f5Sujith 3754a22fe108e62367c10c3abeb469d6972ba3299f5Sujith /* If the buffer is full, send it out. */ 3764a22fe108e62367c10c3abeb469d6972ba3299f5Sujith if (priv->wmi->multi_write_idx == MAX_CMD_NUMBER) { 3774a22fe108e62367c10c3abeb469d6972ba3299f5Sujith r = ath9k_wmi_cmd(priv->wmi, WMI_REG_WRITE_CMDID, 3784a22fe108e62367c10c3abeb469d6972ba3299f5Sujith (u8 *) &priv->wmi->multi_write, 3794a22fe108e62367c10c3abeb469d6972ba3299f5Sujith sizeof(struct register_write) * priv->wmi->multi_write_idx, 3804a22fe108e62367c10c3abeb469d6972ba3299f5Sujith (u8 *) &rsp_status, sizeof(rsp_status), 3814a22fe108e62367c10c3abeb469d6972ba3299f5Sujith 100); 3824a22fe108e62367c10c3abeb469d6972ba3299f5Sujith if (unlikely(r)) { 383d2182b69dcb6a68b1ef6070b2efd094e13dea3f1Joe Perches ath_dbg(common, WMI, 384226afe68fdbd1aa3680158aca0a3631cbd019626Joe Perches "REGISTER WRITE FAILED, multi len: %d\n", 385226afe68fdbd1aa3680158aca0a3631cbd019626Joe Perches priv->wmi->multi_write_idx); 3864a22fe108e62367c10c3abeb469d6972ba3299f5Sujith } 3874a22fe108e62367c10c3abeb469d6972ba3299f5Sujith priv->wmi->multi_write_idx = 0; 3884a22fe108e62367c10c3abeb469d6972ba3299f5Sujith } 3894a22fe108e62367c10c3abeb469d6972ba3299f5Sujith 3904a22fe108e62367c10c3abeb469d6972ba3299f5Sujith mutex_unlock(&priv->wmi->multi_write_mutex); 3914a22fe108e62367c10c3abeb469d6972ba3299f5Sujith} 3924a22fe108e62367c10c3abeb469d6972ba3299f5Sujith 3934a22fe108e62367c10c3abeb469d6972ba3299f5Sujithstatic void ath9k_regwrite(void *hw_priv, u32 val, u32 reg_offset) 3944a22fe108e62367c10c3abeb469d6972ba3299f5Sujith{ 3954a22fe108e62367c10c3abeb469d6972ba3299f5Sujith struct ath_hw *ah = (struct ath_hw *) hw_priv; 3964a22fe108e62367c10c3abeb469d6972ba3299f5Sujith struct ath_common *common = ath9k_hw_common(ah); 3974a22fe108e62367c10c3abeb469d6972ba3299f5Sujith struct ath9k_htc_priv *priv = (struct ath9k_htc_priv *) common->priv; 3984a22fe108e62367c10c3abeb469d6972ba3299f5Sujith 3994a22fe108e62367c10c3abeb469d6972ba3299f5Sujith if (atomic_read(&priv->wmi->mwrite_cnt)) 4004a22fe108e62367c10c3abeb469d6972ba3299f5Sujith ath9k_regwrite_buffer(hw_priv, val, reg_offset); 4014a22fe108e62367c10c3abeb469d6972ba3299f5Sujith else 4024a22fe108e62367c10c3abeb469d6972ba3299f5Sujith ath9k_regwrite_single(hw_priv, val, reg_offset); 4034a22fe108e62367c10c3abeb469d6972ba3299f5Sujith} 4044a22fe108e62367c10c3abeb469d6972ba3299f5Sujith 4054a22fe108e62367c10c3abeb469d6972ba3299f5Sujithstatic void ath9k_enable_regwrite_buffer(void *hw_priv) 4064a22fe108e62367c10c3abeb469d6972ba3299f5Sujith{ 4074a22fe108e62367c10c3abeb469d6972ba3299f5Sujith struct ath_hw *ah = (struct ath_hw *) hw_priv; 4084a22fe108e62367c10c3abeb469d6972ba3299f5Sujith struct ath_common *common = ath9k_hw_common(ah); 4094a22fe108e62367c10c3abeb469d6972ba3299f5Sujith struct ath9k_htc_priv *priv = (struct ath9k_htc_priv *) common->priv; 4104a22fe108e62367c10c3abeb469d6972ba3299f5Sujith 4114a22fe108e62367c10c3abeb469d6972ba3299f5Sujith atomic_inc(&priv->wmi->mwrite_cnt); 4124a22fe108e62367c10c3abeb469d6972ba3299f5Sujith} 4134a22fe108e62367c10c3abeb469d6972ba3299f5Sujith 4144a22fe108e62367c10c3abeb469d6972ba3299f5Sujithstatic void ath9k_regwrite_flush(void *hw_priv) 4154a22fe108e62367c10c3abeb469d6972ba3299f5Sujith{ 4164a22fe108e62367c10c3abeb469d6972ba3299f5Sujith struct ath_hw *ah = (struct ath_hw *) hw_priv; 4174a22fe108e62367c10c3abeb469d6972ba3299f5Sujith struct ath_common *common = ath9k_hw_common(ah); 4184a22fe108e62367c10c3abeb469d6972ba3299f5Sujith struct ath9k_htc_priv *priv = (struct ath9k_htc_priv *) common->priv; 4194a22fe108e62367c10c3abeb469d6972ba3299f5Sujith u32 rsp_status; 4204a22fe108e62367c10c3abeb469d6972ba3299f5Sujith int r; 4214a22fe108e62367c10c3abeb469d6972ba3299f5Sujith 422435c1610f46dc4d86a6633adb037b18109e6ffdcFelix Fietkau atomic_dec(&priv->wmi->mwrite_cnt); 423435c1610f46dc4d86a6633adb037b18109e6ffdcFelix Fietkau 4244a22fe108e62367c10c3abeb469d6972ba3299f5Sujith mutex_lock(&priv->wmi->multi_write_mutex); 4254a22fe108e62367c10c3abeb469d6972ba3299f5Sujith 4264a22fe108e62367c10c3abeb469d6972ba3299f5Sujith if (priv->wmi->multi_write_idx) { 4274a22fe108e62367c10c3abeb469d6972ba3299f5Sujith r = ath9k_wmi_cmd(priv->wmi, WMI_REG_WRITE_CMDID, 4284a22fe108e62367c10c3abeb469d6972ba3299f5Sujith (u8 *) &priv->wmi->multi_write, 4294a22fe108e62367c10c3abeb469d6972ba3299f5Sujith sizeof(struct register_write) * priv->wmi->multi_write_idx, 4304a22fe108e62367c10c3abeb469d6972ba3299f5Sujith (u8 *) &rsp_status, sizeof(rsp_status), 4314a22fe108e62367c10c3abeb469d6972ba3299f5Sujith 100); 4324a22fe108e62367c10c3abeb469d6972ba3299f5Sujith if (unlikely(r)) { 433d2182b69dcb6a68b1ef6070b2efd094e13dea3f1Joe Perches ath_dbg(common, WMI, 434226afe68fdbd1aa3680158aca0a3631cbd019626Joe Perches "REGISTER WRITE FAILED, multi len: %d\n", 435226afe68fdbd1aa3680158aca0a3631cbd019626Joe Perches priv->wmi->multi_write_idx); 4364a22fe108e62367c10c3abeb469d6972ba3299f5Sujith } 4374a22fe108e62367c10c3abeb469d6972ba3299f5Sujith priv->wmi->multi_write_idx = 0; 4384a22fe108e62367c10c3abeb469d6972ba3299f5Sujith } 4394a22fe108e62367c10c3abeb469d6972ba3299f5Sujith 4404a22fe108e62367c10c3abeb469d6972ba3299f5Sujith mutex_unlock(&priv->wmi->multi_write_mutex); 4414a22fe108e62367c10c3abeb469d6972ba3299f5Sujith} 4424a22fe108e62367c10c3abeb469d6972ba3299f5Sujith 443845e03c93dda2c00ffb5c68a1f7c8efc412d7c1aFelix Fietkaustatic u32 ath9k_reg_rmw(void *hw_priv, u32 reg_offset, u32 set, u32 clr) 444845e03c93dda2c00ffb5c68a1f7c8efc412d7c1aFelix Fietkau{ 445845e03c93dda2c00ffb5c68a1f7c8efc412d7c1aFelix Fietkau u32 val; 446845e03c93dda2c00ffb5c68a1f7c8efc412d7c1aFelix Fietkau 447845e03c93dda2c00ffb5c68a1f7c8efc412d7c1aFelix Fietkau val = ath9k_regread(hw_priv, reg_offset); 448845e03c93dda2c00ffb5c68a1f7c8efc412d7c1aFelix Fietkau val &= ~clr; 449845e03c93dda2c00ffb5c68a1f7c8efc412d7c1aFelix Fietkau val |= set; 450845e03c93dda2c00ffb5c68a1f7c8efc412d7c1aFelix Fietkau ath9k_regwrite(hw_priv, val, reg_offset); 451845e03c93dda2c00ffb5c68a1f7c8efc412d7c1aFelix Fietkau return val; 452845e03c93dda2c00ffb5c68a1f7c8efc412d7c1aFelix Fietkau} 453845e03c93dda2c00ffb5c68a1f7c8efc412d7c1aFelix Fietkau 454fb9987d0f748c983bb795a86f47522313f701a08Sujithstatic void ath_usb_read_cachesize(struct ath_common *common, int *csz) 455fb9987d0f748c983bb795a86f47522313f701a08Sujith{ 456fb9987d0f748c983bb795a86f47522313f701a08Sujith *csz = L1_CACHE_BYTES >> 2; 457fb9987d0f748c983bb795a86f47522313f701a08Sujith} 458fb9987d0f748c983bb795a86f47522313f701a08Sujith 459fb9987d0f748c983bb795a86f47522313f701a08Sujithstatic bool ath_usb_eeprom_read(struct ath_common *common, u32 off, u16 *data) 460fb9987d0f748c983bb795a86f47522313f701a08Sujith{ 461fb9987d0f748c983bb795a86f47522313f701a08Sujith struct ath_hw *ah = (struct ath_hw *) common->ah; 462fb9987d0f748c983bb795a86f47522313f701a08Sujith 463fb9987d0f748c983bb795a86f47522313f701a08Sujith (void)REG_READ(ah, AR5416_EEPROM_OFFSET + (off << AR5416_EEPROM_S)); 464fb9987d0f748c983bb795a86f47522313f701a08Sujith 465fb9987d0f748c983bb795a86f47522313f701a08Sujith if (!ath9k_hw_wait(ah, 466fb9987d0f748c983bb795a86f47522313f701a08Sujith AR_EEPROM_STATUS_DATA, 467fb9987d0f748c983bb795a86f47522313f701a08Sujith AR_EEPROM_STATUS_DATA_BUSY | 468fb9987d0f748c983bb795a86f47522313f701a08Sujith AR_EEPROM_STATUS_DATA_PROT_ACCESS, 0, 469fb9987d0f748c983bb795a86f47522313f701a08Sujith AH_WAIT_TIMEOUT)) 470fb9987d0f748c983bb795a86f47522313f701a08Sujith return false; 471fb9987d0f748c983bb795a86f47522313f701a08Sujith 472fb9987d0f748c983bb795a86f47522313f701a08Sujith *data = MS(REG_READ(ah, AR_EEPROM_STATUS_DATA), 473fb9987d0f748c983bb795a86f47522313f701a08Sujith AR_EEPROM_STATUS_DATA_VAL); 474fb9987d0f748c983bb795a86f47522313f701a08Sujith 475fb9987d0f748c983bb795a86f47522313f701a08Sujith return true; 476fb9987d0f748c983bb795a86f47522313f701a08Sujith} 477fb9987d0f748c983bb795a86f47522313f701a08Sujith 478fb9987d0f748c983bb795a86f47522313f701a08Sujithstatic const struct ath_bus_ops ath9k_usb_bus_ops = { 479497ad9adf44013dc9054f80c627acc44d4c90d37Sujith .ath_bus_type = ATH_USB, 480fb9987d0f748c983bb795a86f47522313f701a08Sujith .read_cachesize = ath_usb_read_cachesize, 481fb9987d0f748c983bb795a86f47522313f701a08Sujith .eeprom_read = ath_usb_eeprom_read, 482fb9987d0f748c983bb795a86f47522313f701a08Sujith}; 483fb9987d0f748c983bb795a86f47522313f701a08Sujith 484fb9987d0f748c983bb795a86f47522313f701a08Sujithstatic void setup_ht_cap(struct ath9k_htc_priv *priv, 485fb9987d0f748c983bb795a86f47522313f701a08Sujith struct ieee80211_sta_ht_cap *ht_info) 486fb9987d0f748c983bb795a86f47522313f701a08Sujith{ 4876debecad452d3bbe5affc0a21bc0bb452f867cd8Sujith struct ath_common *common = ath9k_hw_common(priv->ah); 4886debecad452d3bbe5affc0a21bc0bb452f867cd8Sujith u8 tx_streams, rx_streams; 4896debecad452d3bbe5affc0a21bc0bb452f867cd8Sujith int i; 4906debecad452d3bbe5affc0a21bc0bb452f867cd8Sujith 491fb9987d0f748c983bb795a86f47522313f701a08Sujith ht_info->ht_supported = true; 492fb9987d0f748c983bb795a86f47522313f701a08Sujith ht_info->cap = IEEE80211_HT_CAP_SUP_WIDTH_20_40 | 493fb9987d0f748c983bb795a86f47522313f701a08Sujith IEEE80211_HT_CAP_SM_PS | 494fb9987d0f748c983bb795a86f47522313f701a08Sujith IEEE80211_HT_CAP_SGI_40 | 495fb9987d0f748c983bb795a86f47522313f701a08Sujith IEEE80211_HT_CAP_DSSSCCK40; 496fb9987d0f748c983bb795a86f47522313f701a08Sujith 497b4dec5e8f5c02f75d8c08dd377193f73b553bfe2Sujith if (priv->ah->caps.hw_caps & ATH9K_HW_CAP_SGI_20) 498b4dec5e8f5c02f75d8c08dd377193f73b553bfe2Sujith ht_info->cap |= IEEE80211_HT_CAP_SGI_20; 499b4dec5e8f5c02f75d8c08dd377193f73b553bfe2Sujith 50017525f96aeeed156bd4a6dee21816100f77b0c71Sujith ht_info->cap |= (1 << IEEE80211_HT_CAP_RX_STBC_SHIFT); 50117525f96aeeed156bd4a6dee21816100f77b0c71Sujith 502fb9987d0f748c983bb795a86f47522313f701a08Sujith ht_info->ampdu_factor = IEEE80211_HT_MAX_AMPDU_64K; 503fb9987d0f748c983bb795a86f47522313f701a08Sujith ht_info->ampdu_density = IEEE80211_HT_MPDU_DENSITY_8; 504fb9987d0f748c983bb795a86f47522313f701a08Sujith 505fb9987d0f748c983bb795a86f47522313f701a08Sujith memset(&ht_info->mcs, 0, sizeof(ht_info->mcs)); 5066debecad452d3bbe5affc0a21bc0bb452f867cd8Sujith 5076debecad452d3bbe5affc0a21bc0bb452f867cd8Sujith /* ath9k_htc supports only 1 or 2 stream devices */ 50882b2d334314c387ebd857b88a3d889c9a2cfec4aFelix Fietkau tx_streams = ath9k_cmn_count_streams(priv->ah->txchainmask, 2); 50982b2d334314c387ebd857b88a3d889c9a2cfec4aFelix Fietkau rx_streams = ath9k_cmn_count_streams(priv->ah->rxchainmask, 2); 5106debecad452d3bbe5affc0a21bc0bb452f867cd8Sujith 511d2182b69dcb6a68b1ef6070b2efd094e13dea3f1Joe Perches ath_dbg(common, CONFIG, "TX streams %d, RX streams: %d\n", 512226afe68fdbd1aa3680158aca0a3631cbd019626Joe Perches tx_streams, rx_streams); 5136debecad452d3bbe5affc0a21bc0bb452f867cd8Sujith 5146debecad452d3bbe5affc0a21bc0bb452f867cd8Sujith if (tx_streams != rx_streams) { 5156debecad452d3bbe5affc0a21bc0bb452f867cd8Sujith ht_info->mcs.tx_params |= IEEE80211_HT_MCS_TX_RX_DIFF; 5166debecad452d3bbe5affc0a21bc0bb452f867cd8Sujith ht_info->mcs.tx_params |= ((tx_streams - 1) << 5176debecad452d3bbe5affc0a21bc0bb452f867cd8Sujith IEEE80211_HT_MCS_TX_MAX_STREAMS_SHIFT); 5186debecad452d3bbe5affc0a21bc0bb452f867cd8Sujith } 5196debecad452d3bbe5affc0a21bc0bb452f867cd8Sujith 5206debecad452d3bbe5affc0a21bc0bb452f867cd8Sujith for (i = 0; i < rx_streams; i++) 5216debecad452d3bbe5affc0a21bc0bb452f867cd8Sujith ht_info->mcs.rx_mask[i] = 0xff; 5226debecad452d3bbe5affc0a21bc0bb452f867cd8Sujith 523fb9987d0f748c983bb795a86f47522313f701a08Sujith ht_info->mcs.tx_params |= IEEE80211_HT_MCS_TX_DEFINED; 524fb9987d0f748c983bb795a86f47522313f701a08Sujith} 525fb9987d0f748c983bb795a86f47522313f701a08Sujith 526fb9987d0f748c983bb795a86f47522313f701a08Sujithstatic int ath9k_init_queues(struct ath9k_htc_priv *priv) 527fb9987d0f748c983bb795a86f47522313f701a08Sujith{ 528fb9987d0f748c983bb795a86f47522313f701a08Sujith struct ath_common *common = ath9k_hw_common(priv->ah); 529fb9987d0f748c983bb795a86f47522313f701a08Sujith int i; 530fb9987d0f748c983bb795a86f47522313f701a08Sujith 531fb9987d0f748c983bb795a86f47522313f701a08Sujith for (i = 0; i < ARRAY_SIZE(priv->hwq_map); i++) 532fb9987d0f748c983bb795a86f47522313f701a08Sujith priv->hwq_map[i] = -1; 533fb9987d0f748c983bb795a86f47522313f701a08Sujith 534ca74b83b66dbd289a395c6243695d746c76676ccSujith priv->beaconq = ath9k_hw_beaconq_setup(priv->ah); 535ca74b83b66dbd289a395c6243695d746c76676ccSujith if (priv->beaconq == -1) { 5363800276a40751539a920ef8e0537ef2e19126799Joe Perches ath_err(common, "Unable to setup BEACON xmit queue\n"); 537ca74b83b66dbd289a395c6243695d746c76676ccSujith goto err; 538ca74b83b66dbd289a395c6243695d746c76676ccSujith } 539ca74b83b66dbd289a395c6243695d746c76676ccSujith 540ca74b83b66dbd289a395c6243695d746c76676ccSujith priv->cabq = ath9k_htc_cabq_setup(priv); 541ca74b83b66dbd289a395c6243695d746c76676ccSujith if (priv->cabq == -1) { 5423800276a40751539a920ef8e0537ef2e19126799Joe Perches ath_err(common, "Unable to setup CAB xmit queue\n"); 543ca74b83b66dbd289a395c6243695d746c76676ccSujith goto err; 544ca74b83b66dbd289a395c6243695d746c76676ccSujith } 545ca74b83b66dbd289a395c6243695d746c76676ccSujith 546e8c35a77e3408171852bde4914b650cf5b83e0d1Felix Fietkau if (!ath9k_htc_txq_setup(priv, WME_AC_BE)) { 5473800276a40751539a920ef8e0537ef2e19126799Joe Perches ath_err(common, "Unable to setup xmit queue for BE traffic\n"); 548fb9987d0f748c983bb795a86f47522313f701a08Sujith goto err; 549fb9987d0f748c983bb795a86f47522313f701a08Sujith } 550fb9987d0f748c983bb795a86f47522313f701a08Sujith 551e8c35a77e3408171852bde4914b650cf5b83e0d1Felix Fietkau if (!ath9k_htc_txq_setup(priv, WME_AC_BK)) { 5523800276a40751539a920ef8e0537ef2e19126799Joe Perches ath_err(common, "Unable to setup xmit queue for BK traffic\n"); 553fb9987d0f748c983bb795a86f47522313f701a08Sujith goto err; 554fb9987d0f748c983bb795a86f47522313f701a08Sujith } 555e8c35a77e3408171852bde4914b650cf5b83e0d1Felix Fietkau if (!ath9k_htc_txq_setup(priv, WME_AC_VI)) { 5563800276a40751539a920ef8e0537ef2e19126799Joe Perches ath_err(common, "Unable to setup xmit queue for VI traffic\n"); 557fb9987d0f748c983bb795a86f47522313f701a08Sujith goto err; 558fb9987d0f748c983bb795a86f47522313f701a08Sujith } 559e8c35a77e3408171852bde4914b650cf5b83e0d1Felix Fietkau if (!ath9k_htc_txq_setup(priv, WME_AC_VO)) { 5603800276a40751539a920ef8e0537ef2e19126799Joe Perches ath_err(common, "Unable to setup xmit queue for VO traffic\n"); 561fb9987d0f748c983bb795a86f47522313f701a08Sujith goto err; 562fb9987d0f748c983bb795a86f47522313f701a08Sujith } 563fb9987d0f748c983bb795a86f47522313f701a08Sujith 564fb9987d0f748c983bb795a86f47522313f701a08Sujith return 0; 565fb9987d0f748c983bb795a86f47522313f701a08Sujith 566fb9987d0f748c983bb795a86f47522313f701a08Sujitherr: 567fb9987d0f748c983bb795a86f47522313f701a08Sujith return -EINVAL; 568fb9987d0f748c983bb795a86f47522313f701a08Sujith} 569fb9987d0f748c983bb795a86f47522313f701a08Sujith 570fb9987d0f748c983bb795a86f47522313f701a08Sujithstatic void ath9k_init_channels_rates(struct ath9k_htc_priv *priv) 571fb9987d0f748c983bb795a86f47522313f701a08Sujith{ 572d4659912b557e9f68c0ad8be14e2cafd3210dd16Felix Fietkau if (priv->ah->caps.hw_caps & ATH9K_HW_CAP_2GHZ) { 573fb9987d0f748c983bb795a86f47522313f701a08Sujith priv->sbands[IEEE80211_BAND_2GHZ].channels = 574fb9987d0f748c983bb795a86f47522313f701a08Sujith ath9k_2ghz_channels; 575fb9987d0f748c983bb795a86f47522313f701a08Sujith priv->sbands[IEEE80211_BAND_2GHZ].band = IEEE80211_BAND_2GHZ; 576fb9987d0f748c983bb795a86f47522313f701a08Sujith priv->sbands[IEEE80211_BAND_2GHZ].n_channels = 577fb9987d0f748c983bb795a86f47522313f701a08Sujith ARRAY_SIZE(ath9k_2ghz_channels); 578fb9987d0f748c983bb795a86f47522313f701a08Sujith priv->sbands[IEEE80211_BAND_2GHZ].bitrates = ath9k_legacy_rates; 579fb9987d0f748c983bb795a86f47522313f701a08Sujith priv->sbands[IEEE80211_BAND_2GHZ].n_bitrates = 580fb9987d0f748c983bb795a86f47522313f701a08Sujith ARRAY_SIZE(ath9k_legacy_rates); 581fb9987d0f748c983bb795a86f47522313f701a08Sujith } 582ea46e644e80bd4ac778964afd998df4f666486d4Sujith 583d4659912b557e9f68c0ad8be14e2cafd3210dd16Felix Fietkau if (priv->ah->caps.hw_caps & ATH9K_HW_CAP_5GHZ) { 584ea46e644e80bd4ac778964afd998df4f666486d4Sujith priv->sbands[IEEE80211_BAND_5GHZ].channels = ath9k_5ghz_channels; 585ea46e644e80bd4ac778964afd998df4f666486d4Sujith priv->sbands[IEEE80211_BAND_5GHZ].band = IEEE80211_BAND_5GHZ; 586ea46e644e80bd4ac778964afd998df4f666486d4Sujith priv->sbands[IEEE80211_BAND_5GHZ].n_channels = 587ea46e644e80bd4ac778964afd998df4f666486d4Sujith ARRAY_SIZE(ath9k_5ghz_channels); 588ea46e644e80bd4ac778964afd998df4f666486d4Sujith priv->sbands[IEEE80211_BAND_5GHZ].bitrates = 589ea46e644e80bd4ac778964afd998df4f666486d4Sujith ath9k_legacy_rates + 4; 590ea46e644e80bd4ac778964afd998df4f666486d4Sujith priv->sbands[IEEE80211_BAND_5GHZ].n_bitrates = 591ea46e644e80bd4ac778964afd998df4f666486d4Sujith ARRAY_SIZE(ath9k_legacy_rates) - 4; 592ea46e644e80bd4ac778964afd998df4f666486d4Sujith } 593fb9987d0f748c983bb795a86f47522313f701a08Sujith} 594fb9987d0f748c983bb795a86f47522313f701a08Sujith 595fb9987d0f748c983bb795a86f47522313f701a08Sujithstatic void ath9k_init_misc(struct ath9k_htc_priv *priv) 596fb9987d0f748c983bb795a86f47522313f701a08Sujith{ 597fb9987d0f748c983bb795a86f47522313f701a08Sujith struct ath_common *common = ath9k_hw_common(priv->ah); 598fb9987d0f748c983bb795a86f47522313f701a08Sujith 599364734fafbba0c3133e482db78149b9a823ae7a5Felix Fietkau memcpy(common->bssidmask, ath_bcast_mac, ETH_ALEN); 600fb9987d0f748c983bb795a86f47522313f701a08Sujith 6019f01a84e81d10e38daa504348217895fe414a24bSujith priv->ah->opmode = NL80211_IFTYPE_STATION; 602fb9987d0f748c983bb795a86f47522313f701a08Sujith} 603fb9987d0f748c983bb795a86f47522313f701a08Sujith 60421cb987914cb5334af78378141efed77505ea987Vivek Natarajanstatic int ath9k_init_priv(struct ath9k_htc_priv *priv, 605fa6e15e0b5952fd2cd99fc6d4f4473f6b9da18dfRajkumar Manoharan u16 devid, char *product, 606fa6e15e0b5952fd2cd99fc6d4f4473f6b9da18dfRajkumar Manoharan u32 drv_info) 607fb9987d0f748c983bb795a86f47522313f701a08Sujith{ 608fb9987d0f748c983bb795a86f47522313f701a08Sujith struct ath_hw *ah = NULL; 609fb9987d0f748c983bb795a86f47522313f701a08Sujith struct ath_common *common; 610832f6a18fc2aead14954c081ece03b7a5b425f81Sujith Manoharan int i, ret = 0, csz = 0; 611fb9987d0f748c983bb795a86f47522313f701a08Sujith 612fb9987d0f748c983bb795a86f47522313f701a08Sujith priv->op_flags |= OP_INVALID; 613fb9987d0f748c983bb795a86f47522313f701a08Sujith 614fb9987d0f748c983bb795a86f47522313f701a08Sujith ah = kzalloc(sizeof(struct ath_hw), GFP_KERNEL); 615fb9987d0f748c983bb795a86f47522313f701a08Sujith if (!ah) 616fb9987d0f748c983bb795a86f47522313f701a08Sujith return -ENOMEM; 617fb9987d0f748c983bb795a86f47522313f701a08Sujith 618fb9987d0f748c983bb795a86f47522313f701a08Sujith ah->hw_version.devid = devid; 6190b5ead91cda63e0db964dadc77601233434f60cbSujith Manoharan ah->hw_version.usbdev = drv_info; 620f8afa42b01c7a9f45b7cbaadb0481a0eeb96f18dFelix Fietkau ah->ah_flags |= AH_USE_EEPROM; 621f9f84e96f6d642aa7b337c22cbb7d6f936039fdaFelix Fietkau ah->reg_ops.read = ath9k_regread; 622f9f84e96f6d642aa7b337c22cbb7d6f936039fdaFelix Fietkau ah->reg_ops.multi_read = ath9k_multi_regread; 623f9f84e96f6d642aa7b337c22cbb7d6f936039fdaFelix Fietkau ah->reg_ops.write = ath9k_regwrite; 624f9f84e96f6d642aa7b337c22cbb7d6f936039fdaFelix Fietkau ah->reg_ops.enable_write_buffer = ath9k_enable_regwrite_buffer; 625f9f84e96f6d642aa7b337c22cbb7d6f936039fdaFelix Fietkau ah->reg_ops.write_flush = ath9k_regwrite_flush; 626845e03c93dda2c00ffb5c68a1f7c8efc412d7c1aFelix Fietkau ah->reg_ops.rmw = ath9k_reg_rmw; 627fb9987d0f748c983bb795a86f47522313f701a08Sujith priv->ah = ah; 628fb9987d0f748c983bb795a86f47522313f701a08Sujith 629fb9987d0f748c983bb795a86f47522313f701a08Sujith common = ath9k_hw_common(ah); 630f9f84e96f6d642aa7b337c22cbb7d6f936039fdaFelix Fietkau common->ops = &ah->reg_ops; 631fb9987d0f748c983bb795a86f47522313f701a08Sujith common->bus_ops = &ath9k_usb_bus_ops; 632fb9987d0f748c983bb795a86f47522313f701a08Sujith common->ah = ah; 633fb9987d0f748c983bb795a86f47522313f701a08Sujith common->hw = priv->hw; 634fb9987d0f748c983bb795a86f47522313f701a08Sujith common->priv = priv; 635fb9987d0f748c983bb795a86f47522313f701a08Sujith common->debug_mask = ath9k_debug; 636fb9987d0f748c983bb795a86f47522313f701a08Sujith 637fb9987d0f748c983bb795a86f47522313f701a08Sujith spin_lock_init(&priv->beacon_lock); 638658ef04fd42a587b17a379ad9208023473442dddSujith Manoharan spin_lock_init(&priv->tx.tx_lock); 639fb9987d0f748c983bb795a86f47522313f701a08Sujith mutex_init(&priv->mutex); 640bde748a40d4d5a9915def6772e208848c105e616Vivek Natarajan mutex_init(&priv->htc_pm_lock); 641fb9987d0f748c983bb795a86f47522313f701a08Sujith tasklet_init(&priv->rx_tasklet, ath9k_rx_tasklet, 642fb9987d0f748c983bb795a86f47522313f701a08Sujith (unsigned long)priv); 64327876a29de221186c9d5883e5fe5f6da18ef9a45Sujith Manoharan tasklet_init(&priv->tx_failed_tasklet, ath9k_tx_failed_tasklet, 64473908674c6957082e8ab57daed57d2bb97a1ebbaSujith Manoharan (unsigned long)priv); 645a236254c35f04a4d47c701ed3ec4a0b5dcb097b0Sujith Manoharan INIT_DELAYED_WORK(&priv->ani_work, ath9k_htc_ani_work); 646bde748a40d4d5a9915def6772e208848c105e616Vivek Natarajan INIT_WORK(&priv->ps_work, ath9k_ps_work); 64773908674c6957082e8ab57daed57d2bb97a1ebbaSujith Manoharan INIT_WORK(&priv->fatal_work, ath9k_fatal_work); 648859c3ca1e4608615788dc6cbc199210fe4b5efa2Sujith Manoharan setup_timer(&priv->tx.cleanup_timer, ath9k_htc_tx_cleanup_timer, 649859c3ca1e4608615788dc6cbc199210fe4b5efa2Sujith Manoharan (unsigned long)priv); 650fb9987d0f748c983bb795a86f47522313f701a08Sujith 651fb9987d0f748c983bb795a86f47522313f701a08Sujith /* 652fb9987d0f748c983bb795a86f47522313f701a08Sujith * Cache line size is used to size and align various 653fb9987d0f748c983bb795a86f47522313f701a08Sujith * structures used to communicate with the hardware. 654fb9987d0f748c983bb795a86f47522313f701a08Sujith */ 655fb9987d0f748c983bb795a86f47522313f701a08Sujith ath_read_cachesize(common, &csz); 656fb9987d0f748c983bb795a86f47522313f701a08Sujith common->cachelsz = csz << 2; /* convert to bytes */ 657fb9987d0f748c983bb795a86f47522313f701a08Sujith 658fb9987d0f748c983bb795a86f47522313f701a08Sujith ret = ath9k_hw_init(ah); 659fb9987d0f748c983bb795a86f47522313f701a08Sujith if (ret) { 6603800276a40751539a920ef8e0537ef2e19126799Joe Perches ath_err(common, 6613800276a40751539a920ef8e0537ef2e19126799Joe Perches "Unable to initialize hardware; initialization status: %d\n", 6623800276a40751539a920ef8e0537ef2e19126799Joe Perches ret); 663fb9987d0f748c983bb795a86f47522313f701a08Sujith goto err_hw; 664fb9987d0f748c983bb795a86f47522313f701a08Sujith } 665fb9987d0f748c983bb795a86f47522313f701a08Sujith 666fb9987d0f748c983bb795a86f47522313f701a08Sujith ret = ath9k_init_queues(priv); 667fb9987d0f748c983bb795a86f47522313f701a08Sujith if (ret) 668fb9987d0f748c983bb795a86f47522313f701a08Sujith goto err_queues; 669fb9987d0f748c983bb795a86f47522313f701a08Sujith 670832f6a18fc2aead14954c081ece03b7a5b425f81Sujith Manoharan for (i = 0; i < ATH9K_HTC_MAX_BCN_VIF; i++) 671832f6a18fc2aead14954c081ece03b7a5b425f81Sujith Manoharan priv->cur_beacon_conf.bslot[i] = NULL; 672832f6a18fc2aead14954c081ece03b7a5b425f81Sujith Manoharan 673f82b4bde17aeb6c2f8bf0540ee44811de4651cf6Rajkumar Manoharan ath9k_cmn_init_crypto(ah); 674fb9987d0f748c983bb795a86f47522313f701a08Sujith ath9k_init_channels_rates(priv); 675fb9987d0f748c983bb795a86f47522313f701a08Sujith ath9k_init_misc(priv); 676cee5341d47fcd1cb79bbb71e430f502285fef8dbSujith Manoharan ath9k_htc_init_btcoex(priv, product); 67721cb987914cb5334af78378141efed77505ea987Vivek Natarajan 678fb9987d0f748c983bb795a86f47522313f701a08Sujith return 0; 679fb9987d0f748c983bb795a86f47522313f701a08Sujith 680fb9987d0f748c983bb795a86f47522313f701a08Sujitherr_queues: 681fb9987d0f748c983bb795a86f47522313f701a08Sujith ath9k_hw_deinit(ah); 682fb9987d0f748c983bb795a86f47522313f701a08Sujitherr_hw: 683fb9987d0f748c983bb795a86f47522313f701a08Sujith 684fb9987d0f748c983bb795a86f47522313f701a08Sujith kfree(ah); 685fb9987d0f748c983bb795a86f47522313f701a08Sujith priv->ah = NULL; 686fb9987d0f748c983bb795a86f47522313f701a08Sujith 687fb9987d0f748c983bb795a86f47522313f701a08Sujith return ret; 688fb9987d0f748c983bb795a86f47522313f701a08Sujith} 689fb9987d0f748c983bb795a86f47522313f701a08Sujith 690fb9987d0f748c983bb795a86f47522313f701a08Sujithstatic void ath9k_set_hw_capab(struct ath9k_htc_priv *priv, 691fb9987d0f748c983bb795a86f47522313f701a08Sujith struct ieee80211_hw *hw) 692fb9987d0f748c983bb795a86f47522313f701a08Sujith{ 693fb9987d0f748c983bb795a86f47522313f701a08Sujith struct ath_common *common = ath9k_hw_common(priv->ah); 694fb9987d0f748c983bb795a86f47522313f701a08Sujith 695fb9987d0f748c983bb795a86f47522313f701a08Sujith hw->flags = IEEE80211_HW_SIGNAL_DBM | 696fb9987d0f748c983bb795a86f47522313f701a08Sujith IEEE80211_HW_AMPDU_AGGREGATION | 697fb9987d0f748c983bb795a86f47522313f701a08Sujith IEEE80211_HW_SPECTRUM_MGMT | 69832fbccafed7e935432b601f0453c2b702a385a25Sujith IEEE80211_HW_HAS_RATE_CONTROL | 699bde748a40d4d5a9915def6772e208848c105e616Vivek Natarajan IEEE80211_HW_RX_INCLUDES_FCS | 700bde748a40d4d5a9915def6772e208848c105e616Vivek Natarajan IEEE80211_HW_SUPPORTS_PS | 7017d547eb4bb664c5a6b7c8790c2ecb0aec5d15385Sujith Manoharan IEEE80211_HW_PS_NULLFUNC_STACK | 7028ae2e12f1534e647d4a816755e5a09c2de6f9fcaRajkumar Manoharan IEEE80211_HW_REPORTS_TX_ACK_STATUS | 7037d547eb4bb664c5a6b7c8790c2ecb0aec5d15385Sujith Manoharan IEEE80211_HW_HOST_BROADCAST_PS_BUFFERING; 704fb9987d0f748c983bb795a86f47522313f701a08Sujith 705fb9987d0f748c983bb795a86f47522313f701a08Sujith hw->wiphy->interface_modes = 706fb9987d0f748c983bb795a86f47522313f701a08Sujith BIT(NL80211_IFTYPE_STATION) | 70709d5b94d2cbc6c3ebb70a9a318f6390d0b4cf010Sujith Manoharan BIT(NL80211_IFTYPE_ADHOC) | 70809d5b94d2cbc6c3ebb70a9a318f6390d0b4cf010Sujith Manoharan BIT(NL80211_IFTYPE_AP) | 70909d5b94d2cbc6c3ebb70a9a318f6390d0b4cf010Sujith Manoharan BIT(NL80211_IFTYPE_P2P_GO) | 71009d5b94d2cbc6c3ebb70a9a318f6390d0b4cf010Sujith Manoharan BIT(NL80211_IFTYPE_P2P_CLIENT); 711fb9987d0f748c983bb795a86f47522313f701a08Sujith 712bde748a40d4d5a9915def6772e208848c105e616Vivek Natarajan hw->wiphy->flags &= ~WIPHY_FLAG_PS_ON_BY_DEFAULT; 713bde748a40d4d5a9915def6772e208848c105e616Vivek Natarajan 714d7d312cab41b2c973951fcc7f752411cbaaf8338Antonio Quartulli hw->wiphy->flags |= WIPHY_FLAG_IBSS_RSN; 715d7d312cab41b2c973951fcc7f752411cbaaf8338Antonio Quartulli 716fb9987d0f748c983bb795a86f47522313f701a08Sujith hw->queues = 4; 717fb9987d0f748c983bb795a86f47522313f701a08Sujith hw->channel_change_time = 5000; 718fb9987d0f748c983bb795a86f47522313f701a08Sujith hw->max_listen_interval = 10; 7193a0593efd191c7eb13c79179c4c5ddbc519b2510Sujith Manoharan 720fb9987d0f748c983bb795a86f47522313f701a08Sujith hw->vif_data_size = sizeof(struct ath9k_htc_vif); 721fb9987d0f748c983bb795a86f47522313f701a08Sujith hw->sta_data_size = sizeof(struct ath9k_htc_sta); 722fb9987d0f748c983bb795a86f47522313f701a08Sujith 723fb9987d0f748c983bb795a86f47522313f701a08Sujith /* tx_frame_hdr is larger than tx_mgmt_hdr anyway */ 724fb9987d0f748c983bb795a86f47522313f701a08Sujith hw->extra_tx_headroom = sizeof(struct tx_frame_hdr) + 725fb9987d0f748c983bb795a86f47522313f701a08Sujith sizeof(struct htc_frame_hdr) + 4; 726fb9987d0f748c983bb795a86f47522313f701a08Sujith 727d4659912b557e9f68c0ad8be14e2cafd3210dd16Felix Fietkau if (priv->ah->caps.hw_caps & ATH9K_HW_CAP_2GHZ) 728fb9987d0f748c983bb795a86f47522313f701a08Sujith hw->wiphy->bands[IEEE80211_BAND_2GHZ] = 729fb9987d0f748c983bb795a86f47522313f701a08Sujith &priv->sbands[IEEE80211_BAND_2GHZ]; 730d4659912b557e9f68c0ad8be14e2cafd3210dd16Felix Fietkau if (priv->ah->caps.hw_caps & ATH9K_HW_CAP_5GHZ) 731ea46e644e80bd4ac778964afd998df4f666486d4Sujith hw->wiphy->bands[IEEE80211_BAND_5GHZ] = 732ea46e644e80bd4ac778964afd998df4f666486d4Sujith &priv->sbands[IEEE80211_BAND_5GHZ]; 733fb9987d0f748c983bb795a86f47522313f701a08Sujith 734fb9987d0f748c983bb795a86f47522313f701a08Sujith if (priv->ah->caps.hw_caps & ATH9K_HW_CAP_HT) { 735d4659912b557e9f68c0ad8be14e2cafd3210dd16Felix Fietkau if (priv->ah->caps.hw_caps & ATH9K_HW_CAP_2GHZ) 736fb9987d0f748c983bb795a86f47522313f701a08Sujith setup_ht_cap(priv, 737fb9987d0f748c983bb795a86f47522313f701a08Sujith &priv->sbands[IEEE80211_BAND_2GHZ].ht_cap); 738d4659912b557e9f68c0ad8be14e2cafd3210dd16Felix Fietkau if (priv->ah->caps.hw_caps & ATH9K_HW_CAP_5GHZ) 739ea46e644e80bd4ac778964afd998df4f666486d4Sujith setup_ht_cap(priv, 740ea46e644e80bd4ac778964afd998df4f666486d4Sujith &priv->sbands[IEEE80211_BAND_5GHZ].ht_cap); 741fb9987d0f748c983bb795a86f47522313f701a08Sujith } 742fb9987d0f748c983bb795a86f47522313f701a08Sujith 743fb9987d0f748c983bb795a86f47522313f701a08Sujith SET_IEEE80211_PERM_ADDR(hw, common->macaddr); 744fb9987d0f748c983bb795a86f47522313f701a08Sujith} 745fb9987d0f748c983bb795a86f47522313f701a08Sujith 74629bbfb2491316f9a3888e74b0de7fccdbde67aaaSujith Manoharanstatic int ath9k_init_firmware_version(struct ath9k_htc_priv *priv) 74729bbfb2491316f9a3888e74b0de7fccdbde67aaaSujith Manoharan{ 74829bbfb2491316f9a3888e74b0de7fccdbde67aaaSujith Manoharan struct ieee80211_hw *hw = priv->hw; 74929bbfb2491316f9a3888e74b0de7fccdbde67aaaSujith Manoharan struct wmi_fw_version cmd_rsp; 75029bbfb2491316f9a3888e74b0de7fccdbde67aaaSujith Manoharan int ret; 75129bbfb2491316f9a3888e74b0de7fccdbde67aaaSujith Manoharan 75229bbfb2491316f9a3888e74b0de7fccdbde67aaaSujith Manoharan memset(&cmd_rsp, 0, sizeof(cmd_rsp)); 75329bbfb2491316f9a3888e74b0de7fccdbde67aaaSujith Manoharan 75429bbfb2491316f9a3888e74b0de7fccdbde67aaaSujith Manoharan WMI_CMD(WMI_GET_FW_VERSION); 75529bbfb2491316f9a3888e74b0de7fccdbde67aaaSujith Manoharan if (ret) 75629bbfb2491316f9a3888e74b0de7fccdbde67aaaSujith Manoharan return -EINVAL; 75729bbfb2491316f9a3888e74b0de7fccdbde67aaaSujith Manoharan 75829bbfb2491316f9a3888e74b0de7fccdbde67aaaSujith Manoharan priv->fw_version_major = be16_to_cpu(cmd_rsp.major); 75929bbfb2491316f9a3888e74b0de7fccdbde67aaaSujith Manoharan priv->fw_version_minor = be16_to_cpu(cmd_rsp.minor); 76029bbfb2491316f9a3888e74b0de7fccdbde67aaaSujith Manoharan 76129bbfb2491316f9a3888e74b0de7fccdbde67aaaSujith Manoharan snprintf(hw->wiphy->fw_version, ETHTOOL_BUSINFO_LEN, "%d.%d", 76229bbfb2491316f9a3888e74b0de7fccdbde67aaaSujith Manoharan priv->fw_version_major, 76329bbfb2491316f9a3888e74b0de7fccdbde67aaaSujith Manoharan priv->fw_version_minor); 76429bbfb2491316f9a3888e74b0de7fccdbde67aaaSujith Manoharan 76529bbfb2491316f9a3888e74b0de7fccdbde67aaaSujith Manoharan dev_info(priv->dev, "ath9k_htc: FW Version: %d.%d\n", 76629bbfb2491316f9a3888e74b0de7fccdbde67aaaSujith Manoharan priv->fw_version_major, 76729bbfb2491316f9a3888e74b0de7fccdbde67aaaSujith Manoharan priv->fw_version_minor); 76829bbfb2491316f9a3888e74b0de7fccdbde67aaaSujith Manoharan 7693a0593efd191c7eb13c79179c4c5ddbc519b2510Sujith Manoharan /* 7703a0593efd191c7eb13c79179c4c5ddbc519b2510Sujith Manoharan * Check if the available FW matches the driver's 7713a0593efd191c7eb13c79179c4c5ddbc519b2510Sujith Manoharan * required version. 7723a0593efd191c7eb13c79179c4c5ddbc519b2510Sujith Manoharan */ 7733a0593efd191c7eb13c79179c4c5ddbc519b2510Sujith Manoharan if (priv->fw_version_major != MAJOR_VERSION_REQ || 7743a0593efd191c7eb13c79179c4c5ddbc519b2510Sujith Manoharan priv->fw_version_minor != MINOR_VERSION_REQ) { 7753a0593efd191c7eb13c79179c4c5ddbc519b2510Sujith Manoharan dev_err(priv->dev, "ath9k_htc: Please upgrade to FW version %d.%d\n", 7763a0593efd191c7eb13c79179c4c5ddbc519b2510Sujith Manoharan MAJOR_VERSION_REQ, MINOR_VERSION_REQ); 7773a0593efd191c7eb13c79179c4c5ddbc519b2510Sujith Manoharan return -EINVAL; 7783a0593efd191c7eb13c79179c4c5ddbc519b2510Sujith Manoharan } 7793a0593efd191c7eb13c79179c4c5ddbc519b2510Sujith Manoharan 78029bbfb2491316f9a3888e74b0de7fccdbde67aaaSujith Manoharan return 0; 78129bbfb2491316f9a3888e74b0de7fccdbde67aaaSujith Manoharan} 78229bbfb2491316f9a3888e74b0de7fccdbde67aaaSujith Manoharan 78321cb987914cb5334af78378141efed77505ea987Vivek Natarajanstatic int ath9k_init_device(struct ath9k_htc_priv *priv, 784fa6e15e0b5952fd2cd99fc6d4f4473f6b9da18dfRajkumar Manoharan u16 devid, char *product, u32 drv_info) 785fb9987d0f748c983bb795a86f47522313f701a08Sujith{ 786fb9987d0f748c983bb795a86f47522313f701a08Sujith struct ieee80211_hw *hw = priv->hw; 787fb9987d0f748c983bb795a86f47522313f701a08Sujith struct ath_common *common; 788fb9987d0f748c983bb795a86f47522313f701a08Sujith struct ath_hw *ah; 789fb9987d0f748c983bb795a86f47522313f701a08Sujith int error = 0; 790fb9987d0f748c983bb795a86f47522313f701a08Sujith struct ath_regulatory *reg; 7913e3f1d197f5a432b961fadb35604dba92583945eSujith Manoharan char hw_name[64]; 792fb9987d0f748c983bb795a86f47522313f701a08Sujith 793fb9987d0f748c983bb795a86f47522313f701a08Sujith /* Bring up device */ 794fa6e15e0b5952fd2cd99fc6d4f4473f6b9da18dfRajkumar Manoharan error = ath9k_init_priv(priv, devid, product, drv_info); 795fb9987d0f748c983bb795a86f47522313f701a08Sujith if (error != 0) 796fb9987d0f748c983bb795a86f47522313f701a08Sujith goto err_init; 797fb9987d0f748c983bb795a86f47522313f701a08Sujith 798fb9987d0f748c983bb795a86f47522313f701a08Sujith ah = priv->ah; 799fb9987d0f748c983bb795a86f47522313f701a08Sujith common = ath9k_hw_common(ah); 800fb9987d0f748c983bb795a86f47522313f701a08Sujith ath9k_set_hw_capab(priv, hw); 801fb9987d0f748c983bb795a86f47522313f701a08Sujith 80229bbfb2491316f9a3888e74b0de7fccdbde67aaaSujith Manoharan error = ath9k_init_firmware_version(priv); 80329bbfb2491316f9a3888e74b0de7fccdbde67aaaSujith Manoharan if (error != 0) 80429bbfb2491316f9a3888e74b0de7fccdbde67aaaSujith Manoharan goto err_fw; 80529bbfb2491316f9a3888e74b0de7fccdbde67aaaSujith Manoharan 806fb9987d0f748c983bb795a86f47522313f701a08Sujith /* Initialize regulatory */ 807fb9987d0f748c983bb795a86f47522313f701a08Sujith error = ath_regd_init(&common->regulatory, priv->hw->wiphy, 808fb9987d0f748c983bb795a86f47522313f701a08Sujith ath9k_reg_notifier); 809fb9987d0f748c983bb795a86f47522313f701a08Sujith if (error) 810fb9987d0f748c983bb795a86f47522313f701a08Sujith goto err_regd; 811fb9987d0f748c983bb795a86f47522313f701a08Sujith 812fb9987d0f748c983bb795a86f47522313f701a08Sujith reg = &common->regulatory; 813fb9987d0f748c983bb795a86f47522313f701a08Sujith 814fb9987d0f748c983bb795a86f47522313f701a08Sujith /* Setup TX */ 815fb9987d0f748c983bb795a86f47522313f701a08Sujith error = ath9k_tx_init(priv); 816fb9987d0f748c983bb795a86f47522313f701a08Sujith if (error != 0) 817fb9987d0f748c983bb795a86f47522313f701a08Sujith goto err_tx; 818fb9987d0f748c983bb795a86f47522313f701a08Sujith 819fb9987d0f748c983bb795a86f47522313f701a08Sujith /* Setup RX */ 820fb9987d0f748c983bb795a86f47522313f701a08Sujith error = ath9k_rx_init(priv); 821fb9987d0f748c983bb795a86f47522313f701a08Sujith if (error != 0) 822fb9987d0f748c983bb795a86f47522313f701a08Sujith goto err_rx; 823fb9987d0f748c983bb795a86f47522313f701a08Sujith 824d244f21e79162b829c9af09845421d9b4fac4253Sujith Manoharan#ifdef CONFIG_MAC80211_LEDS 825d244f21e79162b829c9af09845421d9b4fac4253Sujith Manoharan /* must be initialized before ieee80211_register_hw */ 826d244f21e79162b829c9af09845421d9b4fac4253Sujith Manoharan priv->led_cdev.default_trigger = ieee80211_create_tpt_led_trigger(priv->hw, 827d244f21e79162b829c9af09845421d9b4fac4253Sujith Manoharan IEEE80211_TPT_LEDTRIG_FL_RADIO, ath9k_htc_tpt_blink, 828d244f21e79162b829c9af09845421d9b4fac4253Sujith Manoharan ARRAY_SIZE(ath9k_htc_tpt_blink)); 829d244f21e79162b829c9af09845421d9b4fac4253Sujith Manoharan#endif 830d244f21e79162b829c9af09845421d9b4fac4253Sujith Manoharan 831fb9987d0f748c983bb795a86f47522313f701a08Sujith /* Register with mac80211 */ 832fb9987d0f748c983bb795a86f47522313f701a08Sujith error = ieee80211_register_hw(hw); 833fb9987d0f748c983bb795a86f47522313f701a08Sujith if (error) 834fb9987d0f748c983bb795a86f47522313f701a08Sujith goto err_register; 835fb9987d0f748c983bb795a86f47522313f701a08Sujith 836fb9987d0f748c983bb795a86f47522313f701a08Sujith /* Handle world regulatory */ 837fb9987d0f748c983bb795a86f47522313f701a08Sujith if (!ath_is_world_regd(reg)) { 838fb9987d0f748c983bb795a86f47522313f701a08Sujith error = regulatory_hint(hw->wiphy, reg->alpha2); 839fb9987d0f748c983bb795a86f47522313f701a08Sujith if (error) 840fb9987d0f748c983bb795a86f47522313f701a08Sujith goto err_world; 841fb9987d0f748c983bb795a86f47522313f701a08Sujith } 842fb9987d0f748c983bb795a86f47522313f701a08Sujith 843e5facc75fa9104f074c4610437a9c717c9e5ecdeRajkumar Manoharan error = ath9k_htc_init_debug(priv->ah); 844e5facc75fa9104f074c4610437a9c717c9e5ecdeRajkumar Manoharan if (error) { 845e5facc75fa9104f074c4610437a9c717c9e5ecdeRajkumar Manoharan ath_err(common, "Unable to create debugfs files\n"); 846e5facc75fa9104f074c4610437a9c717c9e5ecdeRajkumar Manoharan goto err_world; 847e5facc75fa9104f074c4610437a9c717c9e5ecdeRajkumar Manoharan } 848e5facc75fa9104f074c4610437a9c717c9e5ecdeRajkumar Manoharan 849d2182b69dcb6a68b1ef6070b2efd094e13dea3f1Joe Perches ath_dbg(common, CONFIG, 850d2182b69dcb6a68b1ef6070b2efd094e13dea3f1Joe Perches "WMI:%d, BCN:%d, CAB:%d, UAPSD:%d, MGMT:%d, BE:%d, BK:%d, VI:%d, VO:%d\n", 8513e3f1d197f5a432b961fadb35604dba92583945eSujith Manoharan priv->wmi_cmd_ep, 8523e3f1d197f5a432b961fadb35604dba92583945eSujith Manoharan priv->beacon_ep, 8533e3f1d197f5a432b961fadb35604dba92583945eSujith Manoharan priv->cab_ep, 8543e3f1d197f5a432b961fadb35604dba92583945eSujith Manoharan priv->uapsd_ep, 8553e3f1d197f5a432b961fadb35604dba92583945eSujith Manoharan priv->mgmt_ep, 8563e3f1d197f5a432b961fadb35604dba92583945eSujith Manoharan priv->data_be_ep, 8573e3f1d197f5a432b961fadb35604dba92583945eSujith Manoharan priv->data_bk_ep, 8583e3f1d197f5a432b961fadb35604dba92583945eSujith Manoharan priv->data_vi_ep, 8593e3f1d197f5a432b961fadb35604dba92583945eSujith Manoharan priv->data_vo_ep); 8603e3f1d197f5a432b961fadb35604dba92583945eSujith Manoharan 8613e3f1d197f5a432b961fadb35604dba92583945eSujith Manoharan ath9k_hw_name(priv->ah, hw_name, sizeof(hw_name)); 8623e3f1d197f5a432b961fadb35604dba92583945eSujith Manoharan wiphy_info(hw->wiphy, "%s\n", hw_name); 8633e3f1d197f5a432b961fadb35604dba92583945eSujith Manoharan 864fb9987d0f748c983bb795a86f47522313f701a08Sujith ath9k_init_leds(priv); 865fb9987d0f748c983bb795a86f47522313f701a08Sujith ath9k_start_rfkill_poll(priv); 866fb9987d0f748c983bb795a86f47522313f701a08Sujith 867fb9987d0f748c983bb795a86f47522313f701a08Sujith return 0; 868fb9987d0f748c983bb795a86f47522313f701a08Sujith 869fb9987d0f748c983bb795a86f47522313f701a08Sujitherr_world: 870fb9987d0f748c983bb795a86f47522313f701a08Sujith ieee80211_unregister_hw(hw); 871fb9987d0f748c983bb795a86f47522313f701a08Sujitherr_register: 872fb9987d0f748c983bb795a86f47522313f701a08Sujith ath9k_rx_cleanup(priv); 873fb9987d0f748c983bb795a86f47522313f701a08Sujitherr_rx: 874fb9987d0f748c983bb795a86f47522313f701a08Sujith ath9k_tx_cleanup(priv); 875fb9987d0f748c983bb795a86f47522313f701a08Sujitherr_tx: 876fb9987d0f748c983bb795a86f47522313f701a08Sujith /* Nothing */ 877fb9987d0f748c983bb795a86f47522313f701a08Sujitherr_regd: 87829bbfb2491316f9a3888e74b0de7fccdbde67aaaSujith Manoharan /* Nothing */ 87929bbfb2491316f9a3888e74b0de7fccdbde67aaaSujith Manoharanerr_fw: 880fb9987d0f748c983bb795a86f47522313f701a08Sujith ath9k_deinit_priv(priv); 881fb9987d0f748c983bb795a86f47522313f701a08Sujitherr_init: 882fb9987d0f748c983bb795a86f47522313f701a08Sujith return error; 883fb9987d0f748c983bb795a86f47522313f701a08Sujith} 884fb9987d0f748c983bb795a86f47522313f701a08Sujith 885fb9987d0f748c983bb795a86f47522313f701a08Sujithint ath9k_htc_probe_device(struct htc_target *htc_handle, struct device *dev, 886fa6e15e0b5952fd2cd99fc6d4f4473f6b9da18dfRajkumar Manoharan u16 devid, char *product, u32 drv_info) 887fb9987d0f748c983bb795a86f47522313f701a08Sujith{ 888fb9987d0f748c983bb795a86f47522313f701a08Sujith struct ieee80211_hw *hw; 889fb9987d0f748c983bb795a86f47522313f701a08Sujith struct ath9k_htc_priv *priv; 890fb9987d0f748c983bb795a86f47522313f701a08Sujith int ret; 891fb9987d0f748c983bb795a86f47522313f701a08Sujith 892fb9987d0f748c983bb795a86f47522313f701a08Sujith hw = ieee80211_alloc_hw(sizeof(struct ath9k_htc_priv), &ath9k_htc_ops); 893fb9987d0f748c983bb795a86f47522313f701a08Sujith if (!hw) 894fb9987d0f748c983bb795a86f47522313f701a08Sujith return -ENOMEM; 895fb9987d0f748c983bb795a86f47522313f701a08Sujith 896fb9987d0f748c983bb795a86f47522313f701a08Sujith priv = hw->priv; 897fb9987d0f748c983bb795a86f47522313f701a08Sujith priv->hw = hw; 898fb9987d0f748c983bb795a86f47522313f701a08Sujith priv->htc = htc_handle; 899fb9987d0f748c983bb795a86f47522313f701a08Sujith priv->dev = dev; 900fb9987d0f748c983bb795a86f47522313f701a08Sujith htc_handle->drv_priv = priv; 901fb9987d0f748c983bb795a86f47522313f701a08Sujith SET_IEEE80211_DEV(hw, priv->dev); 902fb9987d0f748c983bb795a86f47522313f701a08Sujith 903fb9987d0f748c983bb795a86f47522313f701a08Sujith ret = ath9k_htc_wait_for_target(priv); 904fb9987d0f748c983bb795a86f47522313f701a08Sujith if (ret) 905fb9987d0f748c983bb795a86f47522313f701a08Sujith goto err_free; 906fb9987d0f748c983bb795a86f47522313f701a08Sujith 907fb9987d0f748c983bb795a86f47522313f701a08Sujith priv->wmi = ath9k_init_wmi(priv); 908fb9987d0f748c983bb795a86f47522313f701a08Sujith if (!priv->wmi) { 909fb9987d0f748c983bb795a86f47522313f701a08Sujith ret = -EINVAL; 910fb9987d0f748c983bb795a86f47522313f701a08Sujith goto err_free; 911fb9987d0f748c983bb795a86f47522313f701a08Sujith } 912fb9987d0f748c983bb795a86f47522313f701a08Sujith 913fa6e15e0b5952fd2cd99fc6d4f4473f6b9da18dfRajkumar Manoharan ret = ath9k_init_htc_services(priv, devid, drv_info); 914fb9987d0f748c983bb795a86f47522313f701a08Sujith if (ret) 915fb9987d0f748c983bb795a86f47522313f701a08Sujith goto err_init; 916fb9987d0f748c983bb795a86f47522313f701a08Sujith 917fa6e15e0b5952fd2cd99fc6d4f4473f6b9da18dfRajkumar Manoharan ret = ath9k_init_device(priv, devid, product, drv_info); 918fb9987d0f748c983bb795a86f47522313f701a08Sujith if (ret) 919fb9987d0f748c983bb795a86f47522313f701a08Sujith goto err_init; 920fb9987d0f748c983bb795a86f47522313f701a08Sujith 921fb9987d0f748c983bb795a86f47522313f701a08Sujith return 0; 922fb9987d0f748c983bb795a86f47522313f701a08Sujith 923fb9987d0f748c983bb795a86f47522313f701a08Sujitherr_init: 924fb9987d0f748c983bb795a86f47522313f701a08Sujith ath9k_deinit_wmi(priv); 925fb9987d0f748c983bb795a86f47522313f701a08Sujitherr_free: 926fb9987d0f748c983bb795a86f47522313f701a08Sujith ieee80211_free_hw(hw); 927fb9987d0f748c983bb795a86f47522313f701a08Sujith return ret; 928fb9987d0f748c983bb795a86f47522313f701a08Sujith} 929fb9987d0f748c983bb795a86f47522313f701a08Sujith 930fb9987d0f748c983bb795a86f47522313f701a08Sujithvoid ath9k_htc_disconnect_device(struct htc_target *htc_handle, bool hotunplug) 931fb9987d0f748c983bb795a86f47522313f701a08Sujith{ 932fb9987d0f748c983bb795a86f47522313f701a08Sujith if (htc_handle->drv_priv) { 933a3be14b76da111ebe4d245b0542613f9317104e7Sujith 934a3be14b76da111ebe4d245b0542613f9317104e7Sujith /* Check if the device has been yanked out. */ 935a3be14b76da111ebe4d245b0542613f9317104e7Sujith if (hotunplug) 93697dcec5715a381362c88d1542e52c63147764d3cSujith Manoharan htc_handle->drv_priv->ah->ah_flags |= AH_UNPLUGGED; 937a3be14b76da111ebe4d245b0542613f9317104e7Sujith 938fb9987d0f748c983bb795a86f47522313f701a08Sujith ath9k_deinit_device(htc_handle->drv_priv); 939fb9987d0f748c983bb795a86f47522313f701a08Sujith ath9k_deinit_wmi(htc_handle->drv_priv); 940fb9987d0f748c983bb795a86f47522313f701a08Sujith ieee80211_free_hw(htc_handle->drv_priv->hw); 941fb9987d0f748c983bb795a86f47522313f701a08Sujith } 942fb9987d0f748c983bb795a86f47522313f701a08Sujith} 943fb9987d0f748c983bb795a86f47522313f701a08Sujith 944fb9987d0f748c983bb795a86f47522313f701a08Sujith#ifdef CONFIG_PM 945f933ebed7888a9a7d73ebeeb6bcbb3f710c423b4Sujith Manoharan 946f933ebed7888a9a7d73ebeeb6bcbb3f710c423b4Sujith Manoharanvoid ath9k_htc_suspend(struct htc_target *htc_handle) 947f933ebed7888a9a7d73ebeeb6bcbb3f710c423b4Sujith Manoharan{ 948f933ebed7888a9a7d73ebeeb6bcbb3f710c423b4Sujith Manoharan ath9k_htc_setpower(htc_handle->drv_priv, ATH9K_PM_FULL_SLEEP); 949f933ebed7888a9a7d73ebeeb6bcbb3f710c423b4Sujith Manoharan} 950f933ebed7888a9a7d73ebeeb6bcbb3f710c423b4Sujith Manoharan 951fb9987d0f748c983bb795a86f47522313f701a08Sujithint ath9k_htc_resume(struct htc_target *htc_handle) 952fb9987d0f748c983bb795a86f47522313f701a08Sujith{ 953fa6e15e0b5952fd2cd99fc6d4f4473f6b9da18dfRajkumar Manoharan struct ath9k_htc_priv *priv = htc_handle->drv_priv; 954fb9987d0f748c983bb795a86f47522313f701a08Sujith int ret; 955fb9987d0f748c983bb795a86f47522313f701a08Sujith 956fa6e15e0b5952fd2cd99fc6d4f4473f6b9da18dfRajkumar Manoharan ret = ath9k_htc_wait_for_target(priv); 957fb9987d0f748c983bb795a86f47522313f701a08Sujith if (ret) 958fb9987d0f748c983bb795a86f47522313f701a08Sujith return ret; 959fb9987d0f748c983bb795a86f47522313f701a08Sujith 960fa6e15e0b5952fd2cd99fc6d4f4473f6b9da18dfRajkumar Manoharan ret = ath9k_init_htc_services(priv, priv->ah->hw_version.devid, 9610b5ead91cda63e0db964dadc77601233434f60cbSujith Manoharan priv->ah->hw_version.usbdev); 962fb9987d0f748c983bb795a86f47522313f701a08Sujith return ret; 963fb9987d0f748c983bb795a86f47522313f701a08Sujith} 964fb9987d0f748c983bb795a86f47522313f701a08Sujith#endif 965fb9987d0f748c983bb795a86f47522313f701a08Sujith 966fb9987d0f748c983bb795a86f47522313f701a08Sujithstatic int __init ath9k_htc_init(void) 967fb9987d0f748c983bb795a86f47522313f701a08Sujith{ 968e5facc75fa9104f074c4610437a9c717c9e5ecdeRajkumar Manoharan if (ath9k_hif_usb_init() < 0) { 969fb9987d0f748c983bb795a86f47522313f701a08Sujith printk(KERN_ERR 970fb9987d0f748c983bb795a86f47522313f701a08Sujith "ath9k_htc: No USB devices found," 971fb9987d0f748c983bb795a86f47522313f701a08Sujith " driver not installed.\n"); 972e5facc75fa9104f074c4610437a9c717c9e5ecdeRajkumar Manoharan return -ENODEV; 973fb9987d0f748c983bb795a86f47522313f701a08Sujith } 974fb9987d0f748c983bb795a86f47522313f701a08Sujith 975fb9987d0f748c983bb795a86f47522313f701a08Sujith return 0; 976fb9987d0f748c983bb795a86f47522313f701a08Sujith} 977fb9987d0f748c983bb795a86f47522313f701a08Sujithmodule_init(ath9k_htc_init); 978fb9987d0f748c983bb795a86f47522313f701a08Sujith 979fb9987d0f748c983bb795a86f47522313f701a08Sujithstatic void __exit ath9k_htc_exit(void) 980fb9987d0f748c983bb795a86f47522313f701a08Sujith{ 981fb9987d0f748c983bb795a86f47522313f701a08Sujith ath9k_hif_usb_exit(); 982fb9987d0f748c983bb795a86f47522313f701a08Sujith printk(KERN_INFO "ath9k_htc: Driver unloaded\n"); 983fb9987d0f748c983bb795a86f47522313f701a08Sujith} 984fb9987d0f748c983bb795a86f47522313f701a08Sujithmodule_exit(ath9k_htc_exit); 985