18e84c258SEugene Krasnikov /* 28e84c258SEugene Krasnikov * Copyright (c) 2013 Eugene Krasnikov <k.eugene.e@gmail.com> 38e84c258SEugene Krasnikov * 48e84c258SEugene Krasnikov * Permission to use, copy, modify, and/or distribute this software for any 58e84c258SEugene Krasnikov * purpose with or without fee is hereby granted, provided that the above 68e84c258SEugene Krasnikov * copyright notice and this permission notice appear in all copies. 78e84c258SEugene Krasnikov * 88e84c258SEugene Krasnikov * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES 98e84c258SEugene Krasnikov * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF 108e84c258SEugene Krasnikov * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY 118e84c258SEugene Krasnikov * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES 128e84c258SEugene Krasnikov * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION 138e84c258SEugene Krasnikov * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN 148e84c258SEugene Krasnikov * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. 158e84c258SEugene Krasnikov */ 168e84c258SEugene Krasnikov 178e84c258SEugene Krasnikov #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt 188e84c258SEugene Krasnikov 198e84c258SEugene Krasnikov #include <linux/module.h> 204bda7fafSPontus Fuchs #include <linux/firmware.h> 218e84c258SEugene Krasnikov #include <linux/platform_device.h> 228e84c258SEugene Krasnikov #include "wcn36xx.h" 238e84c258SEugene Krasnikov 248e84c258SEugene Krasnikov unsigned int wcn36xx_dbg_mask; 258e84c258SEugene Krasnikov module_param_named(debug_mask, wcn36xx_dbg_mask, uint, 0644); 268e84c258SEugene Krasnikov MODULE_PARM_DESC(debug_mask, "Debugging mask"); 278e84c258SEugene Krasnikov 288e84c258SEugene Krasnikov #define CHAN2G(_freq, _idx) { \ 298e84c258SEugene Krasnikov .band = IEEE80211_BAND_2GHZ, \ 308e84c258SEugene Krasnikov .center_freq = (_freq), \ 318e84c258SEugene Krasnikov .hw_value = (_idx), \ 328e84c258SEugene Krasnikov .max_power = 25, \ 338e84c258SEugene Krasnikov } 348e84c258SEugene Krasnikov 358e84c258SEugene Krasnikov #define CHAN5G(_freq, _idx) { \ 368e84c258SEugene Krasnikov .band = IEEE80211_BAND_5GHZ, \ 378e84c258SEugene Krasnikov .center_freq = (_freq), \ 388e84c258SEugene Krasnikov .hw_value = (_idx), \ 398e84c258SEugene Krasnikov .max_power = 25, \ 408e84c258SEugene Krasnikov } 418e84c258SEugene Krasnikov 428e84c258SEugene Krasnikov /* The wcn firmware expects channel values to matching 438e84c258SEugene Krasnikov * their mnemonic values. So use these for .hw_value. */ 448e84c258SEugene Krasnikov static struct ieee80211_channel wcn_2ghz_channels[] = { 458e84c258SEugene Krasnikov CHAN2G(2412, 1), /* Channel 1 */ 468e84c258SEugene Krasnikov CHAN2G(2417, 2), /* Channel 2 */ 478e84c258SEugene Krasnikov CHAN2G(2422, 3), /* Channel 3 */ 488e84c258SEugene Krasnikov CHAN2G(2427, 4), /* Channel 4 */ 498e84c258SEugene Krasnikov CHAN2G(2432, 5), /* Channel 5 */ 508e84c258SEugene Krasnikov CHAN2G(2437, 6), /* Channel 6 */ 518e84c258SEugene Krasnikov CHAN2G(2442, 7), /* Channel 7 */ 528e84c258SEugene Krasnikov CHAN2G(2447, 8), /* Channel 8 */ 538e84c258SEugene Krasnikov CHAN2G(2452, 9), /* Channel 9 */ 548e84c258SEugene Krasnikov CHAN2G(2457, 10), /* Channel 10 */ 558e84c258SEugene Krasnikov CHAN2G(2462, 11), /* Channel 11 */ 568e84c258SEugene Krasnikov CHAN2G(2467, 12), /* Channel 12 */ 578e84c258SEugene Krasnikov CHAN2G(2472, 13), /* Channel 13 */ 588e84c258SEugene Krasnikov CHAN2G(2484, 14) /* Channel 14 */ 598e84c258SEugene Krasnikov 608e84c258SEugene Krasnikov }; 618e84c258SEugene Krasnikov 628e84c258SEugene Krasnikov static struct ieee80211_channel wcn_5ghz_channels[] = { 638e84c258SEugene Krasnikov CHAN5G(5180, 36), 648e84c258SEugene Krasnikov CHAN5G(5200, 40), 658e84c258SEugene Krasnikov CHAN5G(5220, 44), 668e84c258SEugene Krasnikov CHAN5G(5240, 48), 678e84c258SEugene Krasnikov CHAN5G(5260, 52), 688e84c258SEugene Krasnikov CHAN5G(5280, 56), 698e84c258SEugene Krasnikov CHAN5G(5300, 60), 708e84c258SEugene Krasnikov CHAN5G(5320, 64), 718e84c258SEugene Krasnikov CHAN5G(5500, 100), 728e84c258SEugene Krasnikov CHAN5G(5520, 104), 738e84c258SEugene Krasnikov CHAN5G(5540, 108), 748e84c258SEugene Krasnikov CHAN5G(5560, 112), 758e84c258SEugene Krasnikov CHAN5G(5580, 116), 768e84c258SEugene Krasnikov CHAN5G(5600, 120), 778e84c258SEugene Krasnikov CHAN5G(5620, 124), 788e84c258SEugene Krasnikov CHAN5G(5640, 128), 798e84c258SEugene Krasnikov CHAN5G(5660, 132), 808e84c258SEugene Krasnikov CHAN5G(5700, 140), 818e84c258SEugene Krasnikov CHAN5G(5745, 149), 828e84c258SEugene Krasnikov CHAN5G(5765, 153), 838e84c258SEugene Krasnikov CHAN5G(5785, 157), 848e84c258SEugene Krasnikov CHAN5G(5805, 161), 858e84c258SEugene Krasnikov CHAN5G(5825, 165) 868e84c258SEugene Krasnikov }; 878e84c258SEugene Krasnikov 888e84c258SEugene Krasnikov #define RATE(_bitrate, _hw_rate, _flags) { \ 898e84c258SEugene Krasnikov .bitrate = (_bitrate), \ 908e84c258SEugene Krasnikov .flags = (_flags), \ 918e84c258SEugene Krasnikov .hw_value = (_hw_rate), \ 928e84c258SEugene Krasnikov .hw_value_short = (_hw_rate) \ 938e84c258SEugene Krasnikov } 948e84c258SEugene Krasnikov 958e84c258SEugene Krasnikov static struct ieee80211_rate wcn_2ghz_rates[] = { 968e84c258SEugene Krasnikov RATE(10, HW_RATE_INDEX_1MBPS, 0), 978e84c258SEugene Krasnikov RATE(20, HW_RATE_INDEX_2MBPS, IEEE80211_RATE_SHORT_PREAMBLE), 988e84c258SEugene Krasnikov RATE(55, HW_RATE_INDEX_5_5MBPS, IEEE80211_RATE_SHORT_PREAMBLE), 998e84c258SEugene Krasnikov RATE(110, HW_RATE_INDEX_11MBPS, IEEE80211_RATE_SHORT_PREAMBLE), 1008e84c258SEugene Krasnikov RATE(60, HW_RATE_INDEX_6MBPS, 0), 1018e84c258SEugene Krasnikov RATE(90, HW_RATE_INDEX_9MBPS, 0), 1028e84c258SEugene Krasnikov RATE(120, HW_RATE_INDEX_12MBPS, 0), 1038e84c258SEugene Krasnikov RATE(180, HW_RATE_INDEX_18MBPS, 0), 1048e84c258SEugene Krasnikov RATE(240, HW_RATE_INDEX_24MBPS, 0), 1058e84c258SEugene Krasnikov RATE(360, HW_RATE_INDEX_36MBPS, 0), 1068e84c258SEugene Krasnikov RATE(480, HW_RATE_INDEX_48MBPS, 0), 1078e84c258SEugene Krasnikov RATE(540, HW_RATE_INDEX_54MBPS, 0) 1088e84c258SEugene Krasnikov }; 1098e84c258SEugene Krasnikov 1108e84c258SEugene Krasnikov static struct ieee80211_rate wcn_5ghz_rates[] = { 1118e84c258SEugene Krasnikov RATE(60, HW_RATE_INDEX_6MBPS, 0), 1128e84c258SEugene Krasnikov RATE(90, HW_RATE_INDEX_9MBPS, 0), 1138e84c258SEugene Krasnikov RATE(120, HW_RATE_INDEX_12MBPS, 0), 1148e84c258SEugene Krasnikov RATE(180, HW_RATE_INDEX_18MBPS, 0), 1158e84c258SEugene Krasnikov RATE(240, HW_RATE_INDEX_24MBPS, 0), 1168e84c258SEugene Krasnikov RATE(360, HW_RATE_INDEX_36MBPS, 0), 1178e84c258SEugene Krasnikov RATE(480, HW_RATE_INDEX_48MBPS, 0), 1188e84c258SEugene Krasnikov RATE(540, HW_RATE_INDEX_54MBPS, 0) 1198e84c258SEugene Krasnikov }; 1208e84c258SEugene Krasnikov 1218e84c258SEugene Krasnikov static struct ieee80211_supported_band wcn_band_2ghz = { 1228e84c258SEugene Krasnikov .channels = wcn_2ghz_channels, 1238e84c258SEugene Krasnikov .n_channels = ARRAY_SIZE(wcn_2ghz_channels), 1248e84c258SEugene Krasnikov .bitrates = wcn_2ghz_rates, 1258e84c258SEugene Krasnikov .n_bitrates = ARRAY_SIZE(wcn_2ghz_rates), 1268e84c258SEugene Krasnikov .ht_cap = { 1278e84c258SEugene Krasnikov .cap = IEEE80211_HT_CAP_GRN_FLD | 1288e84c258SEugene Krasnikov IEEE80211_HT_CAP_SGI_20 | 1298e84c258SEugene Krasnikov IEEE80211_HT_CAP_DSSSCCK40 | 1308e84c258SEugene Krasnikov IEEE80211_HT_CAP_LSIG_TXOP_PROT, 1318e84c258SEugene Krasnikov .ht_supported = true, 1328e84c258SEugene Krasnikov .ampdu_factor = IEEE80211_HT_MAX_AMPDU_64K, 1338e84c258SEugene Krasnikov .ampdu_density = IEEE80211_HT_MPDU_DENSITY_16, 1348e84c258SEugene Krasnikov .mcs = { 1358e84c258SEugene Krasnikov .rx_mask = { 0xff, 0, 0, 0, 0, 0, 0, 0, 0, 0, }, 1368e84c258SEugene Krasnikov .rx_highest = cpu_to_le16(72), 1378e84c258SEugene Krasnikov .tx_params = IEEE80211_HT_MCS_TX_DEFINED, 1388e84c258SEugene Krasnikov } 1398e84c258SEugene Krasnikov } 1408e84c258SEugene Krasnikov }; 1418e84c258SEugene Krasnikov 1428e84c258SEugene Krasnikov static struct ieee80211_supported_band wcn_band_5ghz = { 1438e84c258SEugene Krasnikov .channels = wcn_5ghz_channels, 1448e84c258SEugene Krasnikov .n_channels = ARRAY_SIZE(wcn_5ghz_channels), 1458e84c258SEugene Krasnikov .bitrates = wcn_5ghz_rates, 1468e84c258SEugene Krasnikov .n_bitrates = ARRAY_SIZE(wcn_5ghz_rates), 1478e84c258SEugene Krasnikov .ht_cap = { 1488e84c258SEugene Krasnikov .cap = IEEE80211_HT_CAP_GRN_FLD | 1498e84c258SEugene Krasnikov IEEE80211_HT_CAP_SGI_20 | 1508e84c258SEugene Krasnikov IEEE80211_HT_CAP_DSSSCCK40 | 1518e84c258SEugene Krasnikov IEEE80211_HT_CAP_LSIG_TXOP_PROT | 1528e84c258SEugene Krasnikov IEEE80211_HT_CAP_SGI_40 | 1538e84c258SEugene Krasnikov IEEE80211_HT_CAP_SUP_WIDTH_20_40, 1548e84c258SEugene Krasnikov .ht_supported = true, 1558e84c258SEugene Krasnikov .ampdu_factor = IEEE80211_HT_MAX_AMPDU_64K, 1568e84c258SEugene Krasnikov .ampdu_density = IEEE80211_HT_MPDU_DENSITY_16, 1578e84c258SEugene Krasnikov .mcs = { 1588e84c258SEugene Krasnikov .rx_mask = { 0xff, 0, 0, 0, 0, 0, 0, 0, 0, 0, }, 1598e84c258SEugene Krasnikov .rx_highest = cpu_to_le16(72), 1608e84c258SEugene Krasnikov .tx_params = IEEE80211_HT_MCS_TX_DEFINED, 1618e84c258SEugene Krasnikov } 1628e84c258SEugene Krasnikov } 1638e84c258SEugene Krasnikov }; 1648e84c258SEugene Krasnikov 1658e84c258SEugene Krasnikov #ifdef CONFIG_PM 1668e84c258SEugene Krasnikov 1678e84c258SEugene Krasnikov static const struct wiphy_wowlan_support wowlan_support = { 1688e84c258SEugene Krasnikov .flags = WIPHY_WOWLAN_ANY 1698e84c258SEugene Krasnikov }; 1708e84c258SEugene Krasnikov 1718e84c258SEugene Krasnikov #endif 1728e84c258SEugene Krasnikov 1738e84c258SEugene Krasnikov static inline u8 get_sta_index(struct ieee80211_vif *vif, 1748e84c258SEugene Krasnikov struct wcn36xx_sta *sta_priv) 1758e84c258SEugene Krasnikov { 1768e84c258SEugene Krasnikov return NL80211_IFTYPE_STATION == vif->type ? 1778e84c258SEugene Krasnikov sta_priv->bss_sta_index : 1788e84c258SEugene Krasnikov sta_priv->sta_index; 1798e84c258SEugene Krasnikov } 1808e84c258SEugene Krasnikov 1812be6636aSPontus Fuchs static const char * const wcn36xx_caps_names[] = { 1822be6636aSPontus Fuchs "MCC", /* 0 */ 1832be6636aSPontus Fuchs "P2P", /* 1 */ 1842be6636aSPontus Fuchs "DOT11AC", /* 2 */ 1852be6636aSPontus Fuchs "SLM_SESSIONIZATION", /* 3 */ 1862be6636aSPontus Fuchs "DOT11AC_OPMODE", /* 4 */ 1872be6636aSPontus Fuchs "SAP32STA", /* 5 */ 1882be6636aSPontus Fuchs "TDLS", /* 6 */ 1892be6636aSPontus Fuchs "P2P_GO_NOA_DECOUPLE_INIT_SCAN",/* 7 */ 1902be6636aSPontus Fuchs "WLANACTIVE_OFFLOAD", /* 8 */ 1912be6636aSPontus Fuchs "BEACON_OFFLOAD", /* 9 */ 1922be6636aSPontus Fuchs "SCAN_OFFLOAD", /* 10 */ 1932be6636aSPontus Fuchs "ROAM_OFFLOAD", /* 11 */ 1942be6636aSPontus Fuchs "BCN_MISS_OFFLOAD", /* 12 */ 1952be6636aSPontus Fuchs "STA_POWERSAVE", /* 13 */ 1962be6636aSPontus Fuchs "STA_ADVANCED_PWRSAVE", /* 14 */ 1972be6636aSPontus Fuchs "AP_UAPSD", /* 15 */ 1982be6636aSPontus Fuchs "AP_DFS", /* 16 */ 1992be6636aSPontus Fuchs "BLOCKACK", /* 17 */ 2002be6636aSPontus Fuchs "PHY_ERR", /* 18 */ 2012be6636aSPontus Fuchs "BCN_FILTER", /* 19 */ 2022be6636aSPontus Fuchs "RTT", /* 20 */ 2032be6636aSPontus Fuchs "RATECTRL", /* 21 */ 2042be6636aSPontus Fuchs "WOW" /* 22 */ 2052be6636aSPontus Fuchs }; 2062be6636aSPontus Fuchs 2072be6636aSPontus Fuchs static const char *wcn36xx_get_cap_name(enum place_holder_in_cap_bitmap x) 2082be6636aSPontus Fuchs { 2092be6636aSPontus Fuchs if (x >= ARRAY_SIZE(wcn36xx_caps_names)) 2102be6636aSPontus Fuchs return "UNKNOWN"; 2112be6636aSPontus Fuchs return wcn36xx_caps_names[x]; 2122be6636aSPontus Fuchs } 2132be6636aSPontus Fuchs 2142be6636aSPontus Fuchs static void wcn36xx_feat_caps_info(struct wcn36xx *wcn) 2152be6636aSPontus Fuchs { 2162be6636aSPontus Fuchs int i; 2172be6636aSPontus Fuchs 2182be6636aSPontus Fuchs for (i = 0; i < MAX_FEATURE_SUPPORTED; i++) { 2192be6636aSPontus Fuchs if (get_feat_caps(wcn->fw_feat_caps, i)) 2202be6636aSPontus Fuchs wcn36xx_info("FW Cap %s\n", wcn36xx_get_cap_name(i)); 2212be6636aSPontus Fuchs } 2222be6636aSPontus Fuchs } 2232be6636aSPontus Fuchs 224f2ed5d24SPontus Fuchs static void wcn36xx_detect_chip_version(struct wcn36xx *wcn) 225f2ed5d24SPontus Fuchs { 226f2ed5d24SPontus Fuchs if (get_feat_caps(wcn->fw_feat_caps, DOT11AC)) { 227f2ed5d24SPontus Fuchs wcn36xx_info("Chip is 3680\n"); 228f2ed5d24SPontus Fuchs wcn->chip_version = WCN36XX_CHIP_3680; 229f2ed5d24SPontus Fuchs } else { 230f2ed5d24SPontus Fuchs wcn36xx_info("Chip is 3660\n"); 231f2ed5d24SPontus Fuchs wcn->chip_version = WCN36XX_CHIP_3660; 232f2ed5d24SPontus Fuchs } 233f2ed5d24SPontus Fuchs } 234f2ed5d24SPontus Fuchs 2358e84c258SEugene Krasnikov static int wcn36xx_start(struct ieee80211_hw *hw) 2368e84c258SEugene Krasnikov { 2378e84c258SEugene Krasnikov struct wcn36xx *wcn = hw->priv; 2388e84c258SEugene Krasnikov int ret; 2398e84c258SEugene Krasnikov 2408e84c258SEugene Krasnikov wcn36xx_dbg(WCN36XX_DBG_MAC, "mac start\n"); 2418e84c258SEugene Krasnikov 2428e84c258SEugene Krasnikov /* SMD initialization */ 2438e84c258SEugene Krasnikov ret = wcn36xx_smd_open(wcn); 2448e84c258SEugene Krasnikov if (ret) { 2458e84c258SEugene Krasnikov wcn36xx_err("Failed to open smd channel: %d\n", ret); 2468e84c258SEugene Krasnikov goto out_err; 2478e84c258SEugene Krasnikov } 2488e84c258SEugene Krasnikov 2498e84c258SEugene Krasnikov /* Allocate memory pools for Mgmt BD headers and Data BD headers */ 2508e84c258SEugene Krasnikov ret = wcn36xx_dxe_allocate_mem_pools(wcn); 2518e84c258SEugene Krasnikov if (ret) { 2528e84c258SEugene Krasnikov wcn36xx_err("Failed to alloc DXE mempool: %d\n", ret); 2538e84c258SEugene Krasnikov goto out_smd_close; 2548e84c258SEugene Krasnikov } 2558e84c258SEugene Krasnikov 2568e84c258SEugene Krasnikov ret = wcn36xx_dxe_alloc_ctl_blks(wcn); 2578e84c258SEugene Krasnikov if (ret) { 2588e84c258SEugene Krasnikov wcn36xx_err("Failed to alloc DXE ctl blocks: %d\n", ret); 2598e84c258SEugene Krasnikov goto out_free_dxe_pool; 2608e84c258SEugene Krasnikov } 2618e84c258SEugene Krasnikov 2628e84c258SEugene Krasnikov wcn->hal_buf = kmalloc(WCN36XX_HAL_BUF_SIZE, GFP_KERNEL); 2638e84c258SEugene Krasnikov if (!wcn->hal_buf) { 2648e84c258SEugene Krasnikov wcn36xx_err("Failed to allocate smd buf\n"); 2658e84c258SEugene Krasnikov ret = -ENOMEM; 2668e84c258SEugene Krasnikov goto out_free_dxe_ctl; 2678e84c258SEugene Krasnikov } 2688e84c258SEugene Krasnikov 2698e84c258SEugene Krasnikov ret = wcn36xx_smd_load_nv(wcn); 2708e84c258SEugene Krasnikov if (ret) { 2718e84c258SEugene Krasnikov wcn36xx_err("Failed to push NV to chip\n"); 2728e84c258SEugene Krasnikov goto out_free_smd_buf; 2738e84c258SEugene Krasnikov } 2748e84c258SEugene Krasnikov 2758e84c258SEugene Krasnikov ret = wcn36xx_smd_start(wcn); 2768e84c258SEugene Krasnikov if (ret) { 2778e84c258SEugene Krasnikov wcn36xx_err("Failed to start chip\n"); 2788e84c258SEugene Krasnikov goto out_free_smd_buf; 2798e84c258SEugene Krasnikov } 2808e84c258SEugene Krasnikov 281f2ed5d24SPontus Fuchs if (!wcn36xx_is_fw_version(wcn, 1, 2, 2, 24)) { 282f2ed5d24SPontus Fuchs ret = wcn36xx_smd_feature_caps_exchange(wcn); 283f2ed5d24SPontus Fuchs if (ret) 284f2ed5d24SPontus Fuchs wcn36xx_warn("Exchange feature caps failed\n"); 285f2ed5d24SPontus Fuchs else 286f2ed5d24SPontus Fuchs wcn36xx_feat_caps_info(wcn); 287f2ed5d24SPontus Fuchs } 288f2ed5d24SPontus Fuchs 289f2ed5d24SPontus Fuchs wcn36xx_detect_chip_version(wcn); 290f2ed5d24SPontus Fuchs 2918e84c258SEugene Krasnikov /* DMA channel initialization */ 2928e84c258SEugene Krasnikov ret = wcn36xx_dxe_init(wcn); 2938e84c258SEugene Krasnikov if (ret) { 2948e84c258SEugene Krasnikov wcn36xx_err("DXE init failed\n"); 2958e84c258SEugene Krasnikov goto out_smd_stop; 2968e84c258SEugene Krasnikov } 2978e84c258SEugene Krasnikov 2988e84c258SEugene Krasnikov wcn36xx_debugfs_init(wcn); 2998e84c258SEugene Krasnikov 3008e84c258SEugene Krasnikov INIT_LIST_HEAD(&wcn->vif_list); 3014b12462aSBob Copeland spin_lock_init(&wcn->dxe_lock); 3024b12462aSBob Copeland 3038e84c258SEugene Krasnikov return 0; 3048e84c258SEugene Krasnikov 3058e84c258SEugene Krasnikov out_smd_stop: 3068e84c258SEugene Krasnikov wcn36xx_smd_stop(wcn); 3078e84c258SEugene Krasnikov out_free_smd_buf: 3088e84c258SEugene Krasnikov kfree(wcn->hal_buf); 3098e84c258SEugene Krasnikov out_free_dxe_pool: 3108e84c258SEugene Krasnikov wcn36xx_dxe_free_mem_pools(wcn); 3118e84c258SEugene Krasnikov out_free_dxe_ctl: 3128e84c258SEugene Krasnikov wcn36xx_dxe_free_ctl_blks(wcn); 3138e84c258SEugene Krasnikov out_smd_close: 3148e84c258SEugene Krasnikov wcn36xx_smd_close(wcn); 3158e84c258SEugene Krasnikov out_err: 3168e84c258SEugene Krasnikov return ret; 3178e84c258SEugene Krasnikov } 3188e84c258SEugene Krasnikov 3198e84c258SEugene Krasnikov static void wcn36xx_stop(struct ieee80211_hw *hw) 3208e84c258SEugene Krasnikov { 3218e84c258SEugene Krasnikov struct wcn36xx *wcn = hw->priv; 3228e84c258SEugene Krasnikov 3238e84c258SEugene Krasnikov wcn36xx_dbg(WCN36XX_DBG_MAC, "mac stop\n"); 3248e84c258SEugene Krasnikov 3258e84c258SEugene Krasnikov wcn36xx_debugfs_exit(wcn); 3268e84c258SEugene Krasnikov wcn36xx_smd_stop(wcn); 3278e84c258SEugene Krasnikov wcn36xx_dxe_deinit(wcn); 3288e84c258SEugene Krasnikov wcn36xx_smd_close(wcn); 3298e84c258SEugene Krasnikov 3308e84c258SEugene Krasnikov wcn36xx_dxe_free_mem_pools(wcn); 3318e84c258SEugene Krasnikov wcn36xx_dxe_free_ctl_blks(wcn); 3328e84c258SEugene Krasnikov 3338e84c258SEugene Krasnikov kfree(wcn->hal_buf); 3348e84c258SEugene Krasnikov } 3358e84c258SEugene Krasnikov 3368e84c258SEugene Krasnikov static int wcn36xx_config(struct ieee80211_hw *hw, u32 changed) 3378e84c258SEugene Krasnikov { 3388e84c258SEugene Krasnikov struct wcn36xx *wcn = hw->priv; 3398e84c258SEugene Krasnikov struct ieee80211_vif *vif = NULL; 3408e84c258SEugene Krasnikov struct wcn36xx_vif *tmp; 3418e84c258SEugene Krasnikov 3428e84c258SEugene Krasnikov wcn36xx_dbg(WCN36XX_DBG_MAC, "mac config changed 0x%08x\n", changed); 3438e84c258SEugene Krasnikov 3448e84c258SEugene Krasnikov if (changed & IEEE80211_CONF_CHANGE_CHANNEL) { 3458e84c258SEugene Krasnikov int ch = WCN36XX_HW_CHANNEL(wcn); 3468e84c258SEugene Krasnikov wcn36xx_dbg(WCN36XX_DBG_MAC, "wcn36xx_config channel switch=%d\n", 3478e84c258SEugene Krasnikov ch); 3488e84c258SEugene Krasnikov list_for_each_entry(tmp, &wcn->vif_list, list) { 349ce75877fSPontus Fuchs vif = wcn36xx_priv_to_vif(tmp); 3508e84c258SEugene Krasnikov wcn36xx_smd_switch_channel(wcn, vif, ch); 3518e84c258SEugene Krasnikov } 3528e84c258SEugene Krasnikov } 3538e84c258SEugene Krasnikov 3548e84c258SEugene Krasnikov return 0; 3558e84c258SEugene Krasnikov } 3568e84c258SEugene Krasnikov 3578e84c258SEugene Krasnikov #define WCN36XX_SUPPORTED_FILTERS (0) 3588e84c258SEugene Krasnikov 3598e84c258SEugene Krasnikov static void wcn36xx_configure_filter(struct ieee80211_hw *hw, 3608e84c258SEugene Krasnikov unsigned int changed, 3618e84c258SEugene Krasnikov unsigned int *total, u64 multicast) 3628e84c258SEugene Krasnikov { 3638e84c258SEugene Krasnikov wcn36xx_dbg(WCN36XX_DBG_MAC, "mac configure filter\n"); 3648e84c258SEugene Krasnikov 3658e84c258SEugene Krasnikov *total &= WCN36XX_SUPPORTED_FILTERS; 3668e84c258SEugene Krasnikov } 3678e84c258SEugene Krasnikov 3688e84c258SEugene Krasnikov static void wcn36xx_tx(struct ieee80211_hw *hw, 3698e84c258SEugene Krasnikov struct ieee80211_tx_control *control, 3708e84c258SEugene Krasnikov struct sk_buff *skb) 3718e84c258SEugene Krasnikov { 3728e84c258SEugene Krasnikov struct wcn36xx *wcn = hw->priv; 3738e84c258SEugene Krasnikov struct wcn36xx_sta *sta_priv = NULL; 3748e84c258SEugene Krasnikov 3758e84c258SEugene Krasnikov if (control->sta) 376a92e4696SPontus Fuchs sta_priv = wcn36xx_sta_to_priv(control->sta); 3778e84c258SEugene Krasnikov 3788e84c258SEugene Krasnikov if (wcn36xx_start_tx(wcn, sta_priv, skb)) 3798e84c258SEugene Krasnikov ieee80211_free_txskb(wcn->hw, skb); 3808e84c258SEugene Krasnikov } 3818e84c258SEugene Krasnikov 3828e84c258SEugene Krasnikov static int wcn36xx_set_key(struct ieee80211_hw *hw, enum set_key_cmd cmd, 3838e84c258SEugene Krasnikov struct ieee80211_vif *vif, 3848e84c258SEugene Krasnikov struct ieee80211_sta *sta, 3858e84c258SEugene Krasnikov struct ieee80211_key_conf *key_conf) 3868e84c258SEugene Krasnikov { 3878e84c258SEugene Krasnikov struct wcn36xx *wcn = hw->priv; 388ce75877fSPontus Fuchs struct wcn36xx_vif *vif_priv = wcn36xx_vif_to_priv(vif); 38981c69263SPontus Fuchs struct wcn36xx_sta *sta_priv = wcn36xx_sta_to_priv(sta); 3908e84c258SEugene Krasnikov int ret = 0; 3918e84c258SEugene Krasnikov u8 key[WLAN_MAX_KEY_LEN]; 3928e84c258SEugene Krasnikov 3938e84c258SEugene Krasnikov wcn36xx_dbg(WCN36XX_DBG_MAC, "mac80211 set key\n"); 3948e84c258SEugene Krasnikov wcn36xx_dbg(WCN36XX_DBG_MAC, "Key: cmd=0x%x algo:0x%x, id:%d, len:%d flags 0x%x\n", 3958e84c258SEugene Krasnikov cmd, key_conf->cipher, key_conf->keyidx, 3968e84c258SEugene Krasnikov key_conf->keylen, key_conf->flags); 3978e84c258SEugene Krasnikov wcn36xx_dbg_dump(WCN36XX_DBG_MAC, "KEY: ", 3988e84c258SEugene Krasnikov key_conf->key, 3998e84c258SEugene Krasnikov key_conf->keylen); 4008e84c258SEugene Krasnikov 4018e84c258SEugene Krasnikov switch (key_conf->cipher) { 4028e84c258SEugene Krasnikov case WLAN_CIPHER_SUITE_WEP40: 4038e84c258SEugene Krasnikov vif_priv->encrypt_type = WCN36XX_HAL_ED_WEP40; 4048e84c258SEugene Krasnikov break; 4058e84c258SEugene Krasnikov case WLAN_CIPHER_SUITE_WEP104: 4068e84c258SEugene Krasnikov vif_priv->encrypt_type = WCN36XX_HAL_ED_WEP40; 4078e84c258SEugene Krasnikov break; 4088e84c258SEugene Krasnikov case WLAN_CIPHER_SUITE_CCMP: 4098e84c258SEugene Krasnikov vif_priv->encrypt_type = WCN36XX_HAL_ED_CCMP; 4108e84c258SEugene Krasnikov break; 4118e84c258SEugene Krasnikov case WLAN_CIPHER_SUITE_TKIP: 4128e84c258SEugene Krasnikov vif_priv->encrypt_type = WCN36XX_HAL_ED_TKIP; 4138e84c258SEugene Krasnikov break; 4148e84c258SEugene Krasnikov default: 4158e84c258SEugene Krasnikov wcn36xx_err("Unsupported key type 0x%x\n", 4168e84c258SEugene Krasnikov key_conf->cipher); 4178e84c258SEugene Krasnikov ret = -EOPNOTSUPP; 4188e84c258SEugene Krasnikov goto out; 4198e84c258SEugene Krasnikov } 4208e84c258SEugene Krasnikov 4218e84c258SEugene Krasnikov switch (cmd) { 4228e84c258SEugene Krasnikov case SET_KEY: 4238e84c258SEugene Krasnikov if (WCN36XX_HAL_ED_TKIP == vif_priv->encrypt_type) { 4248e84c258SEugene Krasnikov /* 4258e84c258SEugene Krasnikov * Supplicant is sending key in the wrong order: 4268e84c258SEugene Krasnikov * Temporal Key (16 b) - TX MIC (8 b) - RX MIC (8 b) 4278e84c258SEugene Krasnikov * but HW expects it to be in the order as described in 4288e84c258SEugene Krasnikov * IEEE 802.11 spec (see chapter 11.7) like this: 4298e84c258SEugene Krasnikov * Temporal Key (16 b) - RX MIC (8 b) - TX MIC (8 b) 4308e84c258SEugene Krasnikov */ 4318e84c258SEugene Krasnikov memcpy(key, key_conf->key, 16); 4328e84c258SEugene Krasnikov memcpy(key + 16, key_conf->key + 24, 8); 4338e84c258SEugene Krasnikov memcpy(key + 24, key_conf->key + 16, 8); 4348e84c258SEugene Krasnikov } else { 4358e84c258SEugene Krasnikov memcpy(key, key_conf->key, key_conf->keylen); 4368e84c258SEugene Krasnikov } 4378e84c258SEugene Krasnikov 4388e84c258SEugene Krasnikov if (IEEE80211_KEY_FLAG_PAIRWISE & key_conf->flags) { 4398e84c258SEugene Krasnikov sta_priv->is_data_encrypted = true; 4408e84c258SEugene Krasnikov /* Reconfigure bss with encrypt_type */ 4418e84c258SEugene Krasnikov if (NL80211_IFTYPE_STATION == vif->type) 4428e84c258SEugene Krasnikov wcn36xx_smd_config_bss(wcn, 4438e84c258SEugene Krasnikov vif, 4448e84c258SEugene Krasnikov sta, 4458e84c258SEugene Krasnikov sta->addr, 4468e84c258SEugene Krasnikov true); 4478e84c258SEugene Krasnikov 4488e84c258SEugene Krasnikov wcn36xx_smd_set_stakey(wcn, 4498e84c258SEugene Krasnikov vif_priv->encrypt_type, 4508e84c258SEugene Krasnikov key_conf->keyidx, 4518e84c258SEugene Krasnikov key_conf->keylen, 4528e84c258SEugene Krasnikov key, 4538e84c258SEugene Krasnikov get_sta_index(vif, sta_priv)); 4548e84c258SEugene Krasnikov } else { 4558e84c258SEugene Krasnikov wcn36xx_smd_set_bsskey(wcn, 4568e84c258SEugene Krasnikov vif_priv->encrypt_type, 4578e84c258SEugene Krasnikov key_conf->keyidx, 4588e84c258SEugene Krasnikov key_conf->keylen, 4598e84c258SEugene Krasnikov key); 4608e84c258SEugene Krasnikov if ((WLAN_CIPHER_SUITE_WEP40 == key_conf->cipher) || 4618e84c258SEugene Krasnikov (WLAN_CIPHER_SUITE_WEP104 == key_conf->cipher)) { 4628e84c258SEugene Krasnikov sta_priv->is_data_encrypted = true; 4638e84c258SEugene Krasnikov wcn36xx_smd_set_stakey(wcn, 4648e84c258SEugene Krasnikov vif_priv->encrypt_type, 4658e84c258SEugene Krasnikov key_conf->keyidx, 4668e84c258SEugene Krasnikov key_conf->keylen, 4678e84c258SEugene Krasnikov key, 4688e84c258SEugene Krasnikov get_sta_index(vif, sta_priv)); 4698e84c258SEugene Krasnikov } 4708e84c258SEugene Krasnikov } 4718e84c258SEugene Krasnikov break; 4728e84c258SEugene Krasnikov case DISABLE_KEY: 4738e84c258SEugene Krasnikov if (!(IEEE80211_KEY_FLAG_PAIRWISE & key_conf->flags)) { 4742716a8acSPontus Fuchs vif_priv->encrypt_type = WCN36XX_HAL_ED_NONE; 4758e84c258SEugene Krasnikov wcn36xx_smd_remove_bsskey(wcn, 4768e84c258SEugene Krasnikov vif_priv->encrypt_type, 4778e84c258SEugene Krasnikov key_conf->keyidx); 4788e84c258SEugene Krasnikov } else { 4798e84c258SEugene Krasnikov sta_priv->is_data_encrypted = false; 4808e84c258SEugene Krasnikov /* do not remove key if disassociated */ 4818e84c258SEugene Krasnikov if (sta_priv->aid) 4828e84c258SEugene Krasnikov wcn36xx_smd_remove_stakey(wcn, 4838e84c258SEugene Krasnikov vif_priv->encrypt_type, 4848e84c258SEugene Krasnikov key_conf->keyidx, 4858e84c258SEugene Krasnikov get_sta_index(vif, sta_priv)); 4868e84c258SEugene Krasnikov } 4878e84c258SEugene Krasnikov break; 4888e84c258SEugene Krasnikov default: 4898e84c258SEugene Krasnikov wcn36xx_err("Unsupported key cmd 0x%x\n", cmd); 4908e84c258SEugene Krasnikov ret = -EOPNOTSUPP; 4918e84c258SEugene Krasnikov goto out; 4928e84c258SEugene Krasnikov } 4938e84c258SEugene Krasnikov 4948e84c258SEugene Krasnikov out: 4958e84c258SEugene Krasnikov return ret; 4968e84c258SEugene Krasnikov } 4978e84c258SEugene Krasnikov 498a344d677SJohannes Berg static void wcn36xx_sw_scan_start(struct ieee80211_hw *hw, 499a344d677SJohannes Berg struct ieee80211_vif *vif, 500a344d677SJohannes Berg const u8 *mac_addr) 5018e84c258SEugene Krasnikov { 5028e84c258SEugene Krasnikov struct wcn36xx *wcn = hw->priv; 5038e84c258SEugene Krasnikov 5048e84c258SEugene Krasnikov wcn36xx_smd_init_scan(wcn, HAL_SYS_MODE_SCAN); 5058e84c258SEugene Krasnikov wcn36xx_smd_start_scan(wcn); 5068e84c258SEugene Krasnikov } 5078e84c258SEugene Krasnikov 508a344d677SJohannes Berg static void wcn36xx_sw_scan_complete(struct ieee80211_hw *hw, 509a344d677SJohannes Berg struct ieee80211_vif *vif) 5108e84c258SEugene Krasnikov { 5118e84c258SEugene Krasnikov struct wcn36xx *wcn = hw->priv; 5128e84c258SEugene Krasnikov 5138e84c258SEugene Krasnikov wcn36xx_smd_end_scan(wcn); 5148e84c258SEugene Krasnikov wcn36xx_smd_finish_scan(wcn, HAL_SYS_MODE_SCAN); 5158e84c258SEugene Krasnikov } 5168e84c258SEugene Krasnikov 5178e84c258SEugene Krasnikov static void wcn36xx_update_allowed_rates(struct ieee80211_sta *sta, 5188e84c258SEugene Krasnikov enum ieee80211_band band) 5198e84c258SEugene Krasnikov { 5208e84c258SEugene Krasnikov int i, size; 5218e84c258SEugene Krasnikov u16 *rates_table; 522a92e4696SPontus Fuchs struct wcn36xx_sta *sta_priv = wcn36xx_sta_to_priv(sta); 5238e84c258SEugene Krasnikov u32 rates = sta->supp_rates[band]; 5248e84c258SEugene Krasnikov 5258e84c258SEugene Krasnikov memset(&sta_priv->supported_rates, 0, 5268e84c258SEugene Krasnikov sizeof(sta_priv->supported_rates)); 5278e84c258SEugene Krasnikov sta_priv->supported_rates.op_rate_mode = STA_11n; 5288e84c258SEugene Krasnikov 5298e84c258SEugene Krasnikov size = ARRAY_SIZE(sta_priv->supported_rates.dsss_rates); 5308e84c258SEugene Krasnikov rates_table = sta_priv->supported_rates.dsss_rates; 5318e84c258SEugene Krasnikov if (band == IEEE80211_BAND_2GHZ) { 5328e84c258SEugene Krasnikov for (i = 0; i < size; i++) { 5338e84c258SEugene Krasnikov if (rates & 0x01) { 5348e84c258SEugene Krasnikov rates_table[i] = wcn_2ghz_rates[i].hw_value; 5358e84c258SEugene Krasnikov rates = rates >> 1; 5368e84c258SEugene Krasnikov } 5378e84c258SEugene Krasnikov } 5388e84c258SEugene Krasnikov } 5398e84c258SEugene Krasnikov 5408e84c258SEugene Krasnikov size = ARRAY_SIZE(sta_priv->supported_rates.ofdm_rates); 5418e84c258SEugene Krasnikov rates_table = sta_priv->supported_rates.ofdm_rates; 5428e84c258SEugene Krasnikov for (i = 0; i < size; i++) { 5438e84c258SEugene Krasnikov if (rates & 0x01) { 5448e84c258SEugene Krasnikov rates_table[i] = wcn_5ghz_rates[i].hw_value; 5458e84c258SEugene Krasnikov rates = rates >> 1; 5468e84c258SEugene Krasnikov } 5478e84c258SEugene Krasnikov } 5488e84c258SEugene Krasnikov 5498e84c258SEugene Krasnikov if (sta->ht_cap.ht_supported) { 5508e84c258SEugene Krasnikov BUILD_BUG_ON(sizeof(sta->ht_cap.mcs.rx_mask) > 5518e84c258SEugene Krasnikov sizeof(sta_priv->supported_rates.supported_mcs_set)); 5528e84c258SEugene Krasnikov memcpy(sta_priv->supported_rates.supported_mcs_set, 5538e84c258SEugene Krasnikov sta->ht_cap.mcs.rx_mask, 5548e84c258SEugene Krasnikov sizeof(sta->ht_cap.mcs.rx_mask)); 5558e84c258SEugene Krasnikov } 5568e84c258SEugene Krasnikov } 5578e84c258SEugene Krasnikov void wcn36xx_set_default_rates(struct wcn36xx_hal_supported_rates *rates) 5588e84c258SEugene Krasnikov { 5598e84c258SEugene Krasnikov u16 ofdm_rates[WCN36XX_HAL_NUM_OFDM_RATES] = { 5608e84c258SEugene Krasnikov HW_RATE_INDEX_6MBPS, 5618e84c258SEugene Krasnikov HW_RATE_INDEX_9MBPS, 5628e84c258SEugene Krasnikov HW_RATE_INDEX_12MBPS, 5638e84c258SEugene Krasnikov HW_RATE_INDEX_18MBPS, 5648e84c258SEugene Krasnikov HW_RATE_INDEX_24MBPS, 5658e84c258SEugene Krasnikov HW_RATE_INDEX_36MBPS, 5668e84c258SEugene Krasnikov HW_RATE_INDEX_48MBPS, 5678e84c258SEugene Krasnikov HW_RATE_INDEX_54MBPS 5688e84c258SEugene Krasnikov }; 5698e84c258SEugene Krasnikov u16 dsss_rates[WCN36XX_HAL_NUM_DSSS_RATES] = { 5708e84c258SEugene Krasnikov HW_RATE_INDEX_1MBPS, 5718e84c258SEugene Krasnikov HW_RATE_INDEX_2MBPS, 5728e84c258SEugene Krasnikov HW_RATE_INDEX_5_5MBPS, 5738e84c258SEugene Krasnikov HW_RATE_INDEX_11MBPS 5748e84c258SEugene Krasnikov }; 5758e84c258SEugene Krasnikov 5768e84c258SEugene Krasnikov rates->op_rate_mode = STA_11n; 5778e84c258SEugene Krasnikov memcpy(rates->dsss_rates, dsss_rates, 5788e84c258SEugene Krasnikov sizeof(*dsss_rates) * WCN36XX_HAL_NUM_DSSS_RATES); 5798e84c258SEugene Krasnikov memcpy(rates->ofdm_rates, ofdm_rates, 5808e84c258SEugene Krasnikov sizeof(*ofdm_rates) * WCN36XX_HAL_NUM_OFDM_RATES); 5818e84c258SEugene Krasnikov rates->supported_mcs_set[0] = 0xFF; 5828e84c258SEugene Krasnikov } 5838e84c258SEugene Krasnikov static void wcn36xx_bss_info_changed(struct ieee80211_hw *hw, 5848e84c258SEugene Krasnikov struct ieee80211_vif *vif, 5858e84c258SEugene Krasnikov struct ieee80211_bss_conf *bss_conf, 5868e84c258SEugene Krasnikov u32 changed) 5878e84c258SEugene Krasnikov { 5888e84c258SEugene Krasnikov struct wcn36xx *wcn = hw->priv; 5898e84c258SEugene Krasnikov struct sk_buff *skb = NULL; 5908e84c258SEugene Krasnikov u16 tim_off, tim_len; 5918e84c258SEugene Krasnikov enum wcn36xx_hal_link_state link_state; 592ce75877fSPontus Fuchs struct wcn36xx_vif *vif_priv = wcn36xx_vif_to_priv(vif); 5938e84c258SEugene Krasnikov 5948e84c258SEugene Krasnikov wcn36xx_dbg(WCN36XX_DBG_MAC, "mac bss info changed vif %p changed 0x%08x\n", 5958e84c258SEugene Krasnikov vif, changed); 5968e84c258SEugene Krasnikov 5978e84c258SEugene Krasnikov if (changed & BSS_CHANGED_BEACON_INFO) { 5988e84c258SEugene Krasnikov wcn36xx_dbg(WCN36XX_DBG_MAC, 5998e84c258SEugene Krasnikov "mac bss changed dtim period %d\n", 6008e84c258SEugene Krasnikov bss_conf->dtim_period); 6018e84c258SEugene Krasnikov 6028e84c258SEugene Krasnikov vif_priv->dtim_period = bss_conf->dtim_period; 6038e84c258SEugene Krasnikov } 6048e84c258SEugene Krasnikov 6058e84c258SEugene Krasnikov if (changed & BSS_CHANGED_PS) { 6068e84c258SEugene Krasnikov wcn36xx_dbg(WCN36XX_DBG_MAC, 6078e84c258SEugene Krasnikov "mac bss PS set %d\n", 6088e84c258SEugene Krasnikov bss_conf->ps); 6098e84c258SEugene Krasnikov if (bss_conf->ps) { 6108e84c258SEugene Krasnikov wcn36xx_pmc_enter_bmps_state(wcn, vif); 6118e84c258SEugene Krasnikov } else { 6128e84c258SEugene Krasnikov wcn36xx_pmc_exit_bmps_state(wcn, vif); 6138e84c258SEugene Krasnikov } 6148e84c258SEugene Krasnikov } 6158e84c258SEugene Krasnikov 6168e84c258SEugene Krasnikov if (changed & BSS_CHANGED_BSSID) { 6178e84c258SEugene Krasnikov wcn36xx_dbg(WCN36XX_DBG_MAC, "mac bss changed_bssid %pM\n", 6188e84c258SEugene Krasnikov bss_conf->bssid); 6198e84c258SEugene Krasnikov 6208e84c258SEugene Krasnikov if (!is_zero_ether_addr(bss_conf->bssid)) { 6218e84c258SEugene Krasnikov vif_priv->is_joining = true; 62290023c03SPontus Fuchs vif_priv->bss_index = WCN36XX_HAL_BSS_INVALID_IDX; 6238e84c258SEugene Krasnikov wcn36xx_smd_join(wcn, bss_conf->bssid, 6248e84c258SEugene Krasnikov vif->addr, WCN36XX_HW_CHANNEL(wcn)); 6258e84c258SEugene Krasnikov wcn36xx_smd_config_bss(wcn, vif, NULL, 6268e84c258SEugene Krasnikov bss_conf->bssid, false); 6278e84c258SEugene Krasnikov } else { 6288e84c258SEugene Krasnikov vif_priv->is_joining = false; 6298e84c258SEugene Krasnikov wcn36xx_smd_delete_bss(wcn, vif); 6302716a8acSPontus Fuchs vif_priv->encrypt_type = WCN36XX_HAL_ED_NONE; 6318e84c258SEugene Krasnikov } 6328e84c258SEugene Krasnikov } 6338e84c258SEugene Krasnikov 6348e84c258SEugene Krasnikov if (changed & BSS_CHANGED_SSID) { 6358e84c258SEugene Krasnikov wcn36xx_dbg(WCN36XX_DBG_MAC, 6368e84c258SEugene Krasnikov "mac bss changed ssid\n"); 6378e84c258SEugene Krasnikov wcn36xx_dbg_dump(WCN36XX_DBG_MAC, "ssid ", 6388e84c258SEugene Krasnikov bss_conf->ssid, bss_conf->ssid_len); 6398e84c258SEugene Krasnikov 6408e84c258SEugene Krasnikov vif_priv->ssid.length = bss_conf->ssid_len; 6418e84c258SEugene Krasnikov memcpy(&vif_priv->ssid.ssid, 6428e84c258SEugene Krasnikov bss_conf->ssid, 6438e84c258SEugene Krasnikov bss_conf->ssid_len); 6448e84c258SEugene Krasnikov } 6458e84c258SEugene Krasnikov 6468e84c258SEugene Krasnikov if (changed & BSS_CHANGED_ASSOC) { 6478e84c258SEugene Krasnikov vif_priv->is_joining = false; 6488e84c258SEugene Krasnikov if (bss_conf->assoc) { 6498e84c258SEugene Krasnikov struct ieee80211_sta *sta; 6508e84c258SEugene Krasnikov struct wcn36xx_sta *sta_priv; 6518e84c258SEugene Krasnikov 6528e84c258SEugene Krasnikov wcn36xx_dbg(WCN36XX_DBG_MAC, 6538e84c258SEugene Krasnikov "mac assoc bss %pM vif %pM AID=%d\n", 6548e84c258SEugene Krasnikov bss_conf->bssid, 6558e84c258SEugene Krasnikov vif->addr, 6568e84c258SEugene Krasnikov bss_conf->aid); 6578e84c258SEugene Krasnikov 6588e84c258SEugene Krasnikov rcu_read_lock(); 6598e84c258SEugene Krasnikov sta = ieee80211_find_sta(vif, bss_conf->bssid); 6608e84c258SEugene Krasnikov if (!sta) { 6618e84c258SEugene Krasnikov wcn36xx_err("sta %pM is not found\n", 6628e84c258SEugene Krasnikov bss_conf->bssid); 6638e84c258SEugene Krasnikov rcu_read_unlock(); 6648e84c258SEugene Krasnikov goto out; 6658e84c258SEugene Krasnikov } 666a92e4696SPontus Fuchs sta_priv = wcn36xx_sta_to_priv(sta); 6678e84c258SEugene Krasnikov 6688e84c258SEugene Krasnikov wcn36xx_update_allowed_rates(sta, WCN36XX_BAND(wcn)); 6698e84c258SEugene Krasnikov 6708e84c258SEugene Krasnikov wcn36xx_smd_set_link_st(wcn, bss_conf->bssid, 6718e84c258SEugene Krasnikov vif->addr, 6728e84c258SEugene Krasnikov WCN36XX_HAL_LINK_POSTASSOC_STATE); 6738e84c258SEugene Krasnikov wcn36xx_smd_config_bss(wcn, vif, sta, 6748e84c258SEugene Krasnikov bss_conf->bssid, 6758e84c258SEugene Krasnikov true); 6768e84c258SEugene Krasnikov sta_priv->aid = bss_conf->aid; 6778e84c258SEugene Krasnikov /* 6788e84c258SEugene Krasnikov * config_sta must be called from because this is the 6798e84c258SEugene Krasnikov * place where AID is available. 6808e84c258SEugene Krasnikov */ 6818e84c258SEugene Krasnikov wcn36xx_smd_config_sta(wcn, vif, sta); 6828e84c258SEugene Krasnikov rcu_read_unlock(); 6838e84c258SEugene Krasnikov } else { 6848e84c258SEugene Krasnikov wcn36xx_dbg(WCN36XX_DBG_MAC, 6858e84c258SEugene Krasnikov "disassociated bss %pM vif %pM AID=%d\n", 6868e84c258SEugene Krasnikov bss_conf->bssid, 6878e84c258SEugene Krasnikov vif->addr, 6888e84c258SEugene Krasnikov bss_conf->aid); 6898e84c258SEugene Krasnikov wcn36xx_smd_set_link_st(wcn, 6908e84c258SEugene Krasnikov bss_conf->bssid, 6918e84c258SEugene Krasnikov vif->addr, 6928e84c258SEugene Krasnikov WCN36XX_HAL_LINK_IDLE_STATE); 6938e84c258SEugene Krasnikov } 6948e84c258SEugene Krasnikov } 6958e84c258SEugene Krasnikov 6968e84c258SEugene Krasnikov if (changed & BSS_CHANGED_AP_PROBE_RESP) { 6978e84c258SEugene Krasnikov wcn36xx_dbg(WCN36XX_DBG_MAC, "mac bss changed ap probe resp\n"); 6988e84c258SEugene Krasnikov skb = ieee80211_proberesp_get(hw, vif); 6998e84c258SEugene Krasnikov if (!skb) { 7008e84c258SEugene Krasnikov wcn36xx_err("failed to alloc probereq skb\n"); 7018e84c258SEugene Krasnikov goto out; 7028e84c258SEugene Krasnikov } 7038e84c258SEugene Krasnikov 7048e84c258SEugene Krasnikov wcn36xx_smd_update_proberesp_tmpl(wcn, vif, skb); 7058e84c258SEugene Krasnikov dev_kfree_skb(skb); 7068e84c258SEugene Krasnikov } 7078e84c258SEugene Krasnikov 708b3e3f871SChun-Yeow Yeoh if (changed & BSS_CHANGED_BEACON_ENABLED || 709b3e3f871SChun-Yeow Yeoh changed & BSS_CHANGED_BEACON) { 7108e84c258SEugene Krasnikov wcn36xx_dbg(WCN36XX_DBG_MAC, 7118e84c258SEugene Krasnikov "mac bss changed beacon enabled %d\n", 7128e84c258SEugene Krasnikov bss_conf->enable_beacon); 7138e84c258SEugene Krasnikov 7148e84c258SEugene Krasnikov if (bss_conf->enable_beacon) { 715908628dbSPontus Fuchs vif_priv->dtim_period = bss_conf->dtim_period; 71690023c03SPontus Fuchs vif_priv->bss_index = WCN36XX_HAL_BSS_INVALID_IDX; 7178e84c258SEugene Krasnikov wcn36xx_smd_config_bss(wcn, vif, NULL, 7188e84c258SEugene Krasnikov vif->addr, false); 7198e84c258SEugene Krasnikov skb = ieee80211_beacon_get_tim(hw, vif, &tim_off, 7208e84c258SEugene Krasnikov &tim_len); 7218e84c258SEugene Krasnikov if (!skb) { 7228e84c258SEugene Krasnikov wcn36xx_err("failed to alloc beacon skb\n"); 7238e84c258SEugene Krasnikov goto out; 7248e84c258SEugene Krasnikov } 7258e84c258SEugene Krasnikov wcn36xx_smd_send_beacon(wcn, vif, skb, tim_off, 0); 7268e84c258SEugene Krasnikov dev_kfree_skb(skb); 7278e84c258SEugene Krasnikov 7288e84c258SEugene Krasnikov if (vif->type == NL80211_IFTYPE_ADHOC || 7298e84c258SEugene Krasnikov vif->type == NL80211_IFTYPE_MESH_POINT) 7308e84c258SEugene Krasnikov link_state = WCN36XX_HAL_LINK_IBSS_STATE; 7318e84c258SEugene Krasnikov else 7328e84c258SEugene Krasnikov link_state = WCN36XX_HAL_LINK_AP_STATE; 7338e84c258SEugene Krasnikov 7348e84c258SEugene Krasnikov wcn36xx_smd_set_link_st(wcn, vif->addr, vif->addr, 7358e84c258SEugene Krasnikov link_state); 7368e84c258SEugene Krasnikov } else { 7378e84c258SEugene Krasnikov wcn36xx_smd_set_link_st(wcn, vif->addr, vif->addr, 7388e84c258SEugene Krasnikov WCN36XX_HAL_LINK_IDLE_STATE); 7398e84c258SEugene Krasnikov wcn36xx_smd_delete_bss(wcn, vif); 7408e84c258SEugene Krasnikov } 7418e84c258SEugene Krasnikov } 7428e84c258SEugene Krasnikov out: 7438e84c258SEugene Krasnikov return; 7448e84c258SEugene Krasnikov } 7458e84c258SEugene Krasnikov 7468e84c258SEugene Krasnikov /* this is required when using IEEE80211_HW_HAS_RATE_CONTROL */ 7478e84c258SEugene Krasnikov static int wcn36xx_set_rts_threshold(struct ieee80211_hw *hw, u32 value) 7488e84c258SEugene Krasnikov { 7498e84c258SEugene Krasnikov struct wcn36xx *wcn = hw->priv; 7508e84c258SEugene Krasnikov wcn36xx_dbg(WCN36XX_DBG_MAC, "mac set RTS threshold %d\n", value); 7518e84c258SEugene Krasnikov 7528e84c258SEugene Krasnikov wcn36xx_smd_update_cfg(wcn, WCN36XX_HAL_CFG_RTS_THRESHOLD, value); 7538e84c258SEugene Krasnikov return 0; 7548e84c258SEugene Krasnikov } 7558e84c258SEugene Krasnikov 7568e84c258SEugene Krasnikov static void wcn36xx_remove_interface(struct ieee80211_hw *hw, 7578e84c258SEugene Krasnikov struct ieee80211_vif *vif) 7588e84c258SEugene Krasnikov { 7598e84c258SEugene Krasnikov struct wcn36xx *wcn = hw->priv; 760ce75877fSPontus Fuchs struct wcn36xx_vif *vif_priv = wcn36xx_vif_to_priv(vif); 7618e84c258SEugene Krasnikov wcn36xx_dbg(WCN36XX_DBG_MAC, "mac remove interface vif %p\n", vif); 7628e84c258SEugene Krasnikov 7638e84c258SEugene Krasnikov list_del(&vif_priv->list); 7648e84c258SEugene Krasnikov wcn36xx_smd_delete_sta_self(wcn, vif->addr); 7658e84c258SEugene Krasnikov } 7668e84c258SEugene Krasnikov 7678e84c258SEugene Krasnikov static int wcn36xx_add_interface(struct ieee80211_hw *hw, 7688e84c258SEugene Krasnikov struct ieee80211_vif *vif) 7698e84c258SEugene Krasnikov { 7708e84c258SEugene Krasnikov struct wcn36xx *wcn = hw->priv; 771ce75877fSPontus Fuchs struct wcn36xx_vif *vif_priv = wcn36xx_vif_to_priv(vif); 7728e84c258SEugene Krasnikov 7738e84c258SEugene Krasnikov wcn36xx_dbg(WCN36XX_DBG_MAC, "mac add interface vif %p type %d\n", 7748e84c258SEugene Krasnikov vif, vif->type); 7758e84c258SEugene Krasnikov 7768e84c258SEugene Krasnikov if (!(NL80211_IFTYPE_STATION == vif->type || 7778e84c258SEugene Krasnikov NL80211_IFTYPE_AP == vif->type || 7788e84c258SEugene Krasnikov NL80211_IFTYPE_ADHOC == vif->type || 7798e84c258SEugene Krasnikov NL80211_IFTYPE_MESH_POINT == vif->type)) { 7808e84c258SEugene Krasnikov wcn36xx_warn("Unsupported interface type requested: %d\n", 7818e84c258SEugene Krasnikov vif->type); 7828e84c258SEugene Krasnikov return -EOPNOTSUPP; 7838e84c258SEugene Krasnikov } 7848e84c258SEugene Krasnikov 7858e84c258SEugene Krasnikov list_add(&vif_priv->list, &wcn->vif_list); 7868e84c258SEugene Krasnikov wcn36xx_smd_add_sta_self(wcn, vif); 7878e84c258SEugene Krasnikov 7888e84c258SEugene Krasnikov return 0; 7898e84c258SEugene Krasnikov } 7908e84c258SEugene Krasnikov 7918e84c258SEugene Krasnikov static int wcn36xx_sta_add(struct ieee80211_hw *hw, struct ieee80211_vif *vif, 7928e84c258SEugene Krasnikov struct ieee80211_sta *sta) 7938e84c258SEugene Krasnikov { 7948e84c258SEugene Krasnikov struct wcn36xx *wcn = hw->priv; 795ce75877fSPontus Fuchs struct wcn36xx_vif *vif_priv = wcn36xx_vif_to_priv(vif); 796a92e4696SPontus Fuchs struct wcn36xx_sta *sta_priv = wcn36xx_sta_to_priv(sta); 7978e84c258SEugene Krasnikov wcn36xx_dbg(WCN36XX_DBG_MAC, "mac sta add vif %p sta %pM\n", 7988e84c258SEugene Krasnikov vif, sta->addr); 7998e84c258SEugene Krasnikov 800e26dc173SBob Copeland spin_lock_init(&sta_priv->ampdu_lock); 8018e84c258SEugene Krasnikov sta_priv->vif = vif_priv; 8028e84c258SEugene Krasnikov /* 8038e84c258SEugene Krasnikov * For STA mode HW will be configured on BSS_CHANGED_ASSOC because 8048e84c258SEugene Krasnikov * at this stage AID is not available yet. 8058e84c258SEugene Krasnikov */ 8068e84c258SEugene Krasnikov if (NL80211_IFTYPE_STATION != vif->type) { 8078e84c258SEugene Krasnikov wcn36xx_update_allowed_rates(sta, WCN36XX_BAND(wcn)); 8088e84c258SEugene Krasnikov sta_priv->aid = sta->aid; 8098e84c258SEugene Krasnikov wcn36xx_smd_config_sta(wcn, vif, sta); 8108e84c258SEugene Krasnikov } 8118e84c258SEugene Krasnikov return 0; 8128e84c258SEugene Krasnikov } 8138e84c258SEugene Krasnikov 8148e84c258SEugene Krasnikov static int wcn36xx_sta_remove(struct ieee80211_hw *hw, 8158e84c258SEugene Krasnikov struct ieee80211_vif *vif, 8168e84c258SEugene Krasnikov struct ieee80211_sta *sta) 8178e84c258SEugene Krasnikov { 8188e84c258SEugene Krasnikov struct wcn36xx *wcn = hw->priv; 819a92e4696SPontus Fuchs struct wcn36xx_sta *sta_priv = wcn36xx_sta_to_priv(sta); 8208e84c258SEugene Krasnikov 8218e84c258SEugene Krasnikov wcn36xx_dbg(WCN36XX_DBG_MAC, "mac sta remove vif %p sta %pM index %d\n", 8228e84c258SEugene Krasnikov vif, sta->addr, sta_priv->sta_index); 8238e84c258SEugene Krasnikov 8248e84c258SEugene Krasnikov wcn36xx_smd_delete_sta(wcn, sta_priv->sta_index); 8258e84c258SEugene Krasnikov sta_priv->vif = NULL; 8268e84c258SEugene Krasnikov return 0; 8278e84c258SEugene Krasnikov } 8288e84c258SEugene Krasnikov 8298e84c258SEugene Krasnikov #ifdef CONFIG_PM 8308e84c258SEugene Krasnikov 8318e84c258SEugene Krasnikov static int wcn36xx_suspend(struct ieee80211_hw *hw, struct cfg80211_wowlan *wow) 8328e84c258SEugene Krasnikov { 8338e84c258SEugene Krasnikov struct wcn36xx *wcn = hw->priv; 8348e84c258SEugene Krasnikov 8358e84c258SEugene Krasnikov wcn36xx_dbg(WCN36XX_DBG_MAC, "mac suspend\n"); 8368e84c258SEugene Krasnikov 8378e84c258SEugene Krasnikov flush_workqueue(wcn->hal_ind_wq); 8388e84c258SEugene Krasnikov wcn36xx_smd_set_power_params(wcn, true); 8398e84c258SEugene Krasnikov return 0; 8408e84c258SEugene Krasnikov } 8418e84c258SEugene Krasnikov 8428e84c258SEugene Krasnikov static int wcn36xx_resume(struct ieee80211_hw *hw) 8438e84c258SEugene Krasnikov { 8448e84c258SEugene Krasnikov struct wcn36xx *wcn = hw->priv; 8458e84c258SEugene Krasnikov 8468e84c258SEugene Krasnikov wcn36xx_dbg(WCN36XX_DBG_MAC, "mac resume\n"); 8478e84c258SEugene Krasnikov 8488e84c258SEugene Krasnikov flush_workqueue(wcn->hal_ind_wq); 8498e84c258SEugene Krasnikov wcn36xx_smd_set_power_params(wcn, false); 8508e84c258SEugene Krasnikov return 0; 8518e84c258SEugene Krasnikov } 8528e84c258SEugene Krasnikov 8538e84c258SEugene Krasnikov #endif 8548e84c258SEugene Krasnikov 8558e84c258SEugene Krasnikov static int wcn36xx_ampdu_action(struct ieee80211_hw *hw, 8568e84c258SEugene Krasnikov struct ieee80211_vif *vif, 85750ea05efSSara Sharon struct ieee80211_ampdu_params *params) 8588e84c258SEugene Krasnikov { 8598e84c258SEugene Krasnikov struct wcn36xx *wcn = hw->priv; 860a92e4696SPontus Fuchs struct wcn36xx_sta *sta_priv = wcn36xx_sta_to_priv(params->sta); 86150ea05efSSara Sharon struct ieee80211_sta *sta = params->sta; 86250ea05efSSara Sharon enum ieee80211_ampdu_mlme_action action = params->action; 86350ea05efSSara Sharon u16 tid = params->tid; 86450ea05efSSara Sharon u16 *ssn = ¶ms->ssn; 8658e84c258SEugene Krasnikov 8668e84c258SEugene Krasnikov wcn36xx_dbg(WCN36XX_DBG_MAC, "mac ampdu action action %d tid %d\n", 8678e84c258SEugene Krasnikov action, tid); 8688e84c258SEugene Krasnikov 8698e84c258SEugene Krasnikov switch (action) { 8708e84c258SEugene Krasnikov case IEEE80211_AMPDU_RX_START: 8718e84c258SEugene Krasnikov sta_priv->tid = tid; 8728e84c258SEugene Krasnikov wcn36xx_smd_add_ba_session(wcn, sta, tid, ssn, 0, 8738e84c258SEugene Krasnikov get_sta_index(vif, sta_priv)); 8748e84c258SEugene Krasnikov wcn36xx_smd_add_ba(wcn); 8758e84c258SEugene Krasnikov wcn36xx_smd_trigger_ba(wcn, get_sta_index(vif, sta_priv)); 8768e84c258SEugene Krasnikov break; 8778e84c258SEugene Krasnikov case IEEE80211_AMPDU_RX_STOP: 8788e84c258SEugene Krasnikov wcn36xx_smd_del_ba(wcn, tid, get_sta_index(vif, sta_priv)); 8798e84c258SEugene Krasnikov break; 8808e84c258SEugene Krasnikov case IEEE80211_AMPDU_TX_START: 881e26dc173SBob Copeland spin_lock_bh(&sta_priv->ampdu_lock); 882e26dc173SBob Copeland sta_priv->ampdu_state[tid] = WCN36XX_AMPDU_START; 883e26dc173SBob Copeland spin_unlock_bh(&sta_priv->ampdu_lock); 884e26dc173SBob Copeland 8858e84c258SEugene Krasnikov ieee80211_start_tx_ba_cb_irqsafe(vif, sta->addr, tid); 8868e84c258SEugene Krasnikov break; 8878e84c258SEugene Krasnikov case IEEE80211_AMPDU_TX_OPERATIONAL: 888e26dc173SBob Copeland spin_lock_bh(&sta_priv->ampdu_lock); 889e26dc173SBob Copeland sta_priv->ampdu_state[tid] = WCN36XX_AMPDU_OPERATIONAL; 890e26dc173SBob Copeland spin_unlock_bh(&sta_priv->ampdu_lock); 891e26dc173SBob Copeland 8928e84c258SEugene Krasnikov wcn36xx_smd_add_ba_session(wcn, sta, tid, ssn, 1, 8938e84c258SEugene Krasnikov get_sta_index(vif, sta_priv)); 8948e84c258SEugene Krasnikov break; 8958e84c258SEugene Krasnikov case IEEE80211_AMPDU_TX_STOP_FLUSH: 8968e84c258SEugene Krasnikov case IEEE80211_AMPDU_TX_STOP_FLUSH_CONT: 8978e84c258SEugene Krasnikov case IEEE80211_AMPDU_TX_STOP_CONT: 898e26dc173SBob Copeland spin_lock_bh(&sta_priv->ampdu_lock); 899e26dc173SBob Copeland sta_priv->ampdu_state[tid] = WCN36XX_AMPDU_NONE; 900e26dc173SBob Copeland spin_unlock_bh(&sta_priv->ampdu_lock); 901e26dc173SBob Copeland 9028e84c258SEugene Krasnikov ieee80211_stop_tx_ba_cb_irqsafe(vif, sta->addr, tid); 9038e84c258SEugene Krasnikov break; 9048e84c258SEugene Krasnikov default: 9058e84c258SEugene Krasnikov wcn36xx_err("Unknown AMPDU action\n"); 9068e84c258SEugene Krasnikov } 9078e84c258SEugene Krasnikov 9088e84c258SEugene Krasnikov return 0; 9098e84c258SEugene Krasnikov } 9108e84c258SEugene Krasnikov 9118e84c258SEugene Krasnikov static const struct ieee80211_ops wcn36xx_ops = { 9128e84c258SEugene Krasnikov .start = wcn36xx_start, 9138e84c258SEugene Krasnikov .stop = wcn36xx_stop, 9148e84c258SEugene Krasnikov .add_interface = wcn36xx_add_interface, 9158e84c258SEugene Krasnikov .remove_interface = wcn36xx_remove_interface, 9168e84c258SEugene Krasnikov #ifdef CONFIG_PM 9178e84c258SEugene Krasnikov .suspend = wcn36xx_suspend, 9188e84c258SEugene Krasnikov .resume = wcn36xx_resume, 9198e84c258SEugene Krasnikov #endif 9208e84c258SEugene Krasnikov .config = wcn36xx_config, 9218e84c258SEugene Krasnikov .configure_filter = wcn36xx_configure_filter, 9228e84c258SEugene Krasnikov .tx = wcn36xx_tx, 9238e84c258SEugene Krasnikov .set_key = wcn36xx_set_key, 9248e84c258SEugene Krasnikov .sw_scan_start = wcn36xx_sw_scan_start, 9258e84c258SEugene Krasnikov .sw_scan_complete = wcn36xx_sw_scan_complete, 9268e84c258SEugene Krasnikov .bss_info_changed = wcn36xx_bss_info_changed, 9278e84c258SEugene Krasnikov .set_rts_threshold = wcn36xx_set_rts_threshold, 9288e84c258SEugene Krasnikov .sta_add = wcn36xx_sta_add, 9298e84c258SEugene Krasnikov .sta_remove = wcn36xx_sta_remove, 9308e84c258SEugene Krasnikov .ampdu_action = wcn36xx_ampdu_action, 9318e84c258SEugene Krasnikov }; 9328e84c258SEugene Krasnikov 9338e84c258SEugene Krasnikov static int wcn36xx_init_ieee80211(struct wcn36xx *wcn) 9348e84c258SEugene Krasnikov { 9358e84c258SEugene Krasnikov int ret = 0; 9368e84c258SEugene Krasnikov 9378e84c258SEugene Krasnikov static const u32 cipher_suites[] = { 9388e84c258SEugene Krasnikov WLAN_CIPHER_SUITE_WEP40, 9398e84c258SEugene Krasnikov WLAN_CIPHER_SUITE_WEP104, 9408e84c258SEugene Krasnikov WLAN_CIPHER_SUITE_TKIP, 9418e84c258SEugene Krasnikov WLAN_CIPHER_SUITE_CCMP, 9428e84c258SEugene Krasnikov }; 9438e84c258SEugene Krasnikov 94430686bf7SJohannes Berg ieee80211_hw_set(wcn->hw, TIMING_BEACON_ONLY); 94530686bf7SJohannes Berg ieee80211_hw_set(wcn->hw, AMPDU_AGGREGATION); 94630686bf7SJohannes Berg ieee80211_hw_set(wcn->hw, CONNECTION_MONITOR); 94730686bf7SJohannes Berg ieee80211_hw_set(wcn->hw, SUPPORTS_PS); 94830686bf7SJohannes Berg ieee80211_hw_set(wcn->hw, SIGNAL_DBM); 94930686bf7SJohannes Berg ieee80211_hw_set(wcn->hw, HAS_RATE_CONTROL); 9508e84c258SEugene Krasnikov 9518e84c258SEugene Krasnikov wcn->hw->wiphy->interface_modes = BIT(NL80211_IFTYPE_STATION) | 9528e84c258SEugene Krasnikov BIT(NL80211_IFTYPE_AP) | 9538e84c258SEugene Krasnikov BIT(NL80211_IFTYPE_ADHOC) | 9548e84c258SEugene Krasnikov BIT(NL80211_IFTYPE_MESH_POINT); 9558e84c258SEugene Krasnikov 9568e84c258SEugene Krasnikov wcn->hw->wiphy->bands[IEEE80211_BAND_2GHZ] = &wcn_band_2ghz; 9578e84c258SEugene Krasnikov wcn->hw->wiphy->bands[IEEE80211_BAND_5GHZ] = &wcn_band_5ghz; 9588e84c258SEugene Krasnikov 9598e84c258SEugene Krasnikov wcn->hw->wiphy->cipher_suites = cipher_suites; 9608e84c258SEugene Krasnikov wcn->hw->wiphy->n_cipher_suites = ARRAY_SIZE(cipher_suites); 9618e84c258SEugene Krasnikov 9628e84c258SEugene Krasnikov wcn->hw->wiphy->flags |= WIPHY_FLAG_AP_PROBE_RESP_OFFLOAD; 9638e84c258SEugene Krasnikov 9648e84c258SEugene Krasnikov #ifdef CONFIG_PM 9658e84c258SEugene Krasnikov wcn->hw->wiphy->wowlan = &wowlan_support; 9668e84c258SEugene Krasnikov #endif 9678e84c258SEugene Krasnikov 9688e84c258SEugene Krasnikov wcn->hw->max_listen_interval = 200; 9698e84c258SEugene Krasnikov 9708e84c258SEugene Krasnikov wcn->hw->queues = 4; 9718e84c258SEugene Krasnikov 9728e84c258SEugene Krasnikov SET_IEEE80211_DEV(wcn->hw, wcn->dev); 9738e84c258SEugene Krasnikov 9748e84c258SEugene Krasnikov wcn->hw->sta_data_size = sizeof(struct wcn36xx_sta); 9758e84c258SEugene Krasnikov wcn->hw->vif_data_size = sizeof(struct wcn36xx_vif); 9768e84c258SEugene Krasnikov 9778e84c258SEugene Krasnikov return ret; 9788e84c258SEugene Krasnikov } 9798e84c258SEugene Krasnikov 9808e84c258SEugene Krasnikov static int wcn36xx_platform_get_resources(struct wcn36xx *wcn, 9818e84c258SEugene Krasnikov struct platform_device *pdev) 9828e84c258SEugene Krasnikov { 9838e84c258SEugene Krasnikov struct resource *res; 9848e84c258SEugene Krasnikov /* Set TX IRQ */ 9858e84c258SEugene Krasnikov res = platform_get_resource_byname(pdev, IORESOURCE_IRQ, 9868e84c258SEugene Krasnikov "wcnss_wlantx_irq"); 9878e84c258SEugene Krasnikov if (!res) { 9888e84c258SEugene Krasnikov wcn36xx_err("failed to get tx_irq\n"); 9898e84c258SEugene Krasnikov return -ENOENT; 9908e84c258SEugene Krasnikov } 9918e84c258SEugene Krasnikov wcn->tx_irq = res->start; 9928e84c258SEugene Krasnikov 9938e84c258SEugene Krasnikov /* Set RX IRQ */ 9948e84c258SEugene Krasnikov res = platform_get_resource_byname(pdev, IORESOURCE_IRQ, 9958e84c258SEugene Krasnikov "wcnss_wlanrx_irq"); 9968e84c258SEugene Krasnikov if (!res) { 9978e84c258SEugene Krasnikov wcn36xx_err("failed to get rx_irq\n"); 9988e84c258SEugene Krasnikov return -ENOENT; 9998e84c258SEugene Krasnikov } 10008e84c258SEugene Krasnikov wcn->rx_irq = res->start; 10018e84c258SEugene Krasnikov 10028e84c258SEugene Krasnikov /* Map the memory */ 10038e84c258SEugene Krasnikov res = platform_get_resource_byname(pdev, IORESOURCE_MEM, 10048e84c258SEugene Krasnikov "wcnss_mmio"); 10058e84c258SEugene Krasnikov if (!res) { 10068e84c258SEugene Krasnikov wcn36xx_err("failed to get mmio\n"); 10078e84c258SEugene Krasnikov return -ENOENT; 10088e84c258SEugene Krasnikov } 10098e84c258SEugene Krasnikov wcn->mmio = ioremap(res->start, resource_size(res)); 10108e84c258SEugene Krasnikov if (!wcn->mmio) { 10118e84c258SEugene Krasnikov wcn36xx_err("failed to map io memory\n"); 10128e84c258SEugene Krasnikov return -ENOMEM; 10138e84c258SEugene Krasnikov } 10148e84c258SEugene Krasnikov return 0; 10158e84c258SEugene Krasnikov } 10168e84c258SEugene Krasnikov 10178e84c258SEugene Krasnikov static int wcn36xx_probe(struct platform_device *pdev) 10188e84c258SEugene Krasnikov { 10198e84c258SEugene Krasnikov struct ieee80211_hw *hw; 10208e84c258SEugene Krasnikov struct wcn36xx *wcn; 10218e84c258SEugene Krasnikov int ret; 10228e84c258SEugene Krasnikov u8 addr[ETH_ALEN]; 10238e84c258SEugene Krasnikov 10248e84c258SEugene Krasnikov wcn36xx_dbg(WCN36XX_DBG_MAC, "platform probe\n"); 10258e84c258SEugene Krasnikov 10268e84c258SEugene Krasnikov hw = ieee80211_alloc_hw(sizeof(struct wcn36xx), &wcn36xx_ops); 10278e84c258SEugene Krasnikov if (!hw) { 10288e84c258SEugene Krasnikov wcn36xx_err("failed to alloc hw\n"); 10298e84c258SEugene Krasnikov ret = -ENOMEM; 10308e84c258SEugene Krasnikov goto out_err; 10318e84c258SEugene Krasnikov } 10328e84c258SEugene Krasnikov platform_set_drvdata(pdev, hw); 10338e84c258SEugene Krasnikov wcn = hw->priv; 10348e84c258SEugene Krasnikov wcn->hw = hw; 10358e84c258SEugene Krasnikov wcn->dev = &pdev->dev; 10368e84c258SEugene Krasnikov wcn->ctrl_ops = pdev->dev.platform_data; 10378e84c258SEugene Krasnikov 10388e84c258SEugene Krasnikov mutex_init(&wcn->hal_mutex); 10398e84c258SEugene Krasnikov 10408e84c258SEugene Krasnikov if (!wcn->ctrl_ops->get_hw_mac(addr)) { 10418e84c258SEugene Krasnikov wcn36xx_info("mac address: %pM\n", addr); 10428e84c258SEugene Krasnikov SET_IEEE80211_PERM_ADDR(wcn->hw, addr); 10438e84c258SEugene Krasnikov } 10448e84c258SEugene Krasnikov 10458e84c258SEugene Krasnikov ret = wcn36xx_platform_get_resources(wcn, pdev); 10468e84c258SEugene Krasnikov if (ret) 10478e84c258SEugene Krasnikov goto out_wq; 10488e84c258SEugene Krasnikov 10498e84c258SEugene Krasnikov wcn36xx_init_ieee80211(wcn); 10508e84c258SEugene Krasnikov ret = ieee80211_register_hw(wcn->hw); 10518e84c258SEugene Krasnikov if (ret) 10528e84c258SEugene Krasnikov goto out_unmap; 10538e84c258SEugene Krasnikov 10548e84c258SEugene Krasnikov return 0; 10558e84c258SEugene Krasnikov 10568e84c258SEugene Krasnikov out_unmap: 10578e84c258SEugene Krasnikov iounmap(wcn->mmio); 10588e84c258SEugene Krasnikov out_wq: 10598e84c258SEugene Krasnikov ieee80211_free_hw(hw); 10608e84c258SEugene Krasnikov out_err: 10618e84c258SEugene Krasnikov return ret; 10628e84c258SEugene Krasnikov } 10638e84c258SEugene Krasnikov static int wcn36xx_remove(struct platform_device *pdev) 10648e84c258SEugene Krasnikov { 10658e84c258SEugene Krasnikov struct ieee80211_hw *hw = platform_get_drvdata(pdev); 10668e84c258SEugene Krasnikov struct wcn36xx *wcn = hw->priv; 10678e84c258SEugene Krasnikov wcn36xx_dbg(WCN36XX_DBG_MAC, "platform remove\n"); 10688e84c258SEugene Krasnikov 10694bda7fafSPontus Fuchs release_firmware(wcn->nv); 10708e84c258SEugene Krasnikov mutex_destroy(&wcn->hal_mutex); 10718e84c258SEugene Krasnikov 10728e84c258SEugene Krasnikov ieee80211_unregister_hw(hw); 10738e84c258SEugene Krasnikov iounmap(wcn->mmio); 10748e84c258SEugene Krasnikov ieee80211_free_hw(hw); 10758e84c258SEugene Krasnikov 10768e84c258SEugene Krasnikov return 0; 10778e84c258SEugene Krasnikov } 10788e84c258SEugene Krasnikov static const struct platform_device_id wcn36xx_platform_id_table[] = { 10798e84c258SEugene Krasnikov { 10808e84c258SEugene Krasnikov .name = "wcn36xx", 10818e84c258SEugene Krasnikov .driver_data = 0 10828e84c258SEugene Krasnikov }, 10838e84c258SEugene Krasnikov {} 10848e84c258SEugene Krasnikov }; 10858e84c258SEugene Krasnikov MODULE_DEVICE_TABLE(platform, wcn36xx_platform_id_table); 10868e84c258SEugene Krasnikov 10878e84c258SEugene Krasnikov static struct platform_driver wcn36xx_driver = { 10888e84c258SEugene Krasnikov .probe = wcn36xx_probe, 10898e84c258SEugene Krasnikov .remove = wcn36xx_remove, 10908e84c258SEugene Krasnikov .driver = { 10918e84c258SEugene Krasnikov .name = "wcn36xx", 10928e84c258SEugene Krasnikov }, 10938e84c258SEugene Krasnikov .id_table = wcn36xx_platform_id_table, 10948e84c258SEugene Krasnikov }; 10958e84c258SEugene Krasnikov 10968e84c258SEugene Krasnikov static int __init wcn36xx_init(void) 10978e84c258SEugene Krasnikov { 10988e84c258SEugene Krasnikov platform_driver_register(&wcn36xx_driver); 10998e84c258SEugene Krasnikov return 0; 11008e84c258SEugene Krasnikov } 11018e84c258SEugene Krasnikov module_init(wcn36xx_init); 11028e84c258SEugene Krasnikov 11038e84c258SEugene Krasnikov static void __exit wcn36xx_exit(void) 11048e84c258SEugene Krasnikov { 11058e84c258SEugene Krasnikov platform_driver_unregister(&wcn36xx_driver); 11068e84c258SEugene Krasnikov } 11078e84c258SEugene Krasnikov module_exit(wcn36xx_exit); 11088e84c258SEugene Krasnikov 11098e84c258SEugene Krasnikov MODULE_LICENSE("Dual BSD/GPL"); 11108e84c258SEugene Krasnikov MODULE_AUTHOR("Eugene Krasnikov k.eugene.e@gmail.com"); 11118e84c258SEugene Krasnikov MODULE_FIRMWARE(WLAN_NV_FILE); 1112