12be7d22fSVladimir Kondratiev /* 2849a564bSDedy Lansky * Copyright (c) 2012-2017 Qualcomm Atheros, Inc. 32a0efe6aSDedy Lansky * Copyright (c) 2018, The Linux Foundation. All rights reserved. 42be7d22fSVladimir Kondratiev * 52be7d22fSVladimir Kondratiev * Permission to use, copy, modify, and/or distribute this software for any 62be7d22fSVladimir Kondratiev * purpose with or without fee is hereby granted, provided that the above 72be7d22fSVladimir Kondratiev * copyright notice and this permission notice appear in all copies. 82be7d22fSVladimir Kondratiev * 92be7d22fSVladimir Kondratiev * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES 102be7d22fSVladimir Kondratiev * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF 112be7d22fSVladimir Kondratiev * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR 122be7d22fSVladimir Kondratiev * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES 132be7d22fSVladimir Kondratiev * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN 142be7d22fSVladimir Kondratiev * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF 152be7d22fSVladimir Kondratiev * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. 162be7d22fSVladimir Kondratiev */ 172be7d22fSVladimir Kondratiev 182be7d22fSVladimir Kondratiev #include <linux/moduleparam.h> 192be7d22fSVladimir Kondratiev #include <linux/if_arp.h> 20108d1eb6SVladimir Kondratiev #include <linux/etherdevice.h> 212be7d22fSVladimir Kondratiev 222be7d22fSVladimir Kondratiev #include "wil6210.h" 23b4490f42SVladimir Kondratiev #include "txrx.h" 24f172b563SDedy Lansky #include "wmi.h" 25f1ad8c93SVladimir Kondratiev #include "boot_loader.h" 26f172b563SDedy Lansky 27349214c1SMaya Erez #define WAIT_FOR_HALP_VOTE_MS 100 28035859a5SMaya Erez #define WAIT_FOR_SCAN_ABORT_MS 1000 29349214c1SMaya Erez 30bfc2dc7aSVladimir Kondratiev bool debug_fw; /* = false; */ 3178484c44SMaya Erez module_param(debug_fw, bool, 0444); 32bfc2dc7aSVladimir Kondratiev MODULE_PARM_DESC(debug_fw, " do not perform card reset. For FW debug"); 33bfc2dc7aSVladimir Kondratiev 34b8c31b5dSLior David static u8 oob_mode; 35b8c31b5dSLior David module_param(oob_mode, byte, 0444); 361f1a361aSLior David MODULE_PARM_DESC(oob_mode, 371f1a361aSLior David " enable out of the box (OOB) mode in FW, for diagnostics and certification"); 381f1a361aSLior David 39c33407a8SVladimir Kondratiev bool no_fw_recovery; 4078484c44SMaya Erez module_param(no_fw_recovery, bool, 0644); 41c33407a8SVladimir Kondratiev MODULE_PARM_DESC(no_fw_recovery, " disable automatic FW error recovery"); 42ed6f9dc6SVladimir Kondratiev 43ab954628SVladimir Kondratiev /* if not set via modparam, will be set to default value of 1/8 of 44ab954628SVladimir Kondratiev * rx ring size during init flow 45ab954628SVladimir Kondratiev */ 46ab954628SVladimir Kondratiev unsigned short rx_ring_overflow_thrsh = WIL6210_RX_HIGH_TRSH_INIT; 4778484c44SMaya Erez module_param(rx_ring_overflow_thrsh, ushort, 0444); 48ab954628SVladimir Kondratiev MODULE_PARM_DESC(rx_ring_overflow_thrsh, 49ab954628SVladimir Kondratiev " RX ring overflow threshold in descriptors."); 50b6b1b0ecSVladimir Kondratiev 519a06bec9SVladimir Kondratiev /* We allow allocation of more than 1 page buffers to support large packets. 529a06bec9SVladimir Kondratiev * It is suboptimal behavior performance wise in case MTU above page size. 539a06bec9SVladimir Kondratiev */ 54c44690a1SVladimir Kondratiev unsigned int mtu_max = TXRX_BUF_LEN_DEFAULT - WIL_MAX_MPDU_OVERHEAD; 559a06bec9SVladimir Kondratiev static int mtu_max_set(const char *val, const struct kernel_param *kp) 569a06bec9SVladimir Kondratiev { 579a06bec9SVladimir Kondratiev int ret; 589a06bec9SVladimir Kondratiev 599a06bec9SVladimir Kondratiev /* sets mtu_max directly. no need to restore it in case of 609a06bec9SVladimir Kondratiev * illegal value since we assume this will fail insmod 619a06bec9SVladimir Kondratiev */ 629a06bec9SVladimir Kondratiev ret = param_set_uint(val, kp); 639a06bec9SVladimir Kondratiev if (ret) 649a06bec9SVladimir Kondratiev return ret; 659a06bec9SVladimir Kondratiev 664590d812SVladimir Kondratiev if (mtu_max < 68 || mtu_max > WIL_MAX_ETH_MTU) 679a06bec9SVladimir Kondratiev ret = -EINVAL; 689a06bec9SVladimir Kondratiev 699a06bec9SVladimir Kondratiev return ret; 709a06bec9SVladimir Kondratiev } 719a06bec9SVladimir Kondratiev 729c27847dSLuis R. Rodriguez static const struct kernel_param_ops mtu_max_ops = { 739a06bec9SVladimir Kondratiev .set = mtu_max_set, 749a06bec9SVladimir Kondratiev .get = param_get_uint, 759a06bec9SVladimir Kondratiev }; 769a06bec9SVladimir Kondratiev 7778484c44SMaya Erez module_param_cb(mtu_max, &mtu_max_ops, &mtu_max, 0444); 789a06bec9SVladimir Kondratiev MODULE_PARM_DESC(mtu_max, " Max MTU value."); 799a06bec9SVladimir Kondratiev 80d3762b40SVladimir Kondratiev static uint rx_ring_order = WIL_RX_RING_SIZE_ORDER_DEFAULT; 81d3762b40SVladimir Kondratiev static uint tx_ring_order = WIL_TX_RING_SIZE_ORDER_DEFAULT; 8241d6b093SVladimir Kondratiev static uint bcast_ring_order = WIL_BCAST_RING_SIZE_ORDER_DEFAULT; 83d3762b40SVladimir Kondratiev 84d3762b40SVladimir Kondratiev static int ring_order_set(const char *val, const struct kernel_param *kp) 85d3762b40SVladimir Kondratiev { 86d3762b40SVladimir Kondratiev int ret; 87d3762b40SVladimir Kondratiev uint x; 88d3762b40SVladimir Kondratiev 89d3762b40SVladimir Kondratiev ret = kstrtouint(val, 0, &x); 90d3762b40SVladimir Kondratiev if (ret) 91d3762b40SVladimir Kondratiev return ret; 92d3762b40SVladimir Kondratiev 93d3762b40SVladimir Kondratiev if ((x < WIL_RING_SIZE_ORDER_MIN) || (x > WIL_RING_SIZE_ORDER_MAX)) 94d3762b40SVladimir Kondratiev return -EINVAL; 95d3762b40SVladimir Kondratiev 96d3762b40SVladimir Kondratiev *((uint *)kp->arg) = x; 97d3762b40SVladimir Kondratiev 98d3762b40SVladimir Kondratiev return 0; 99d3762b40SVladimir Kondratiev } 100d3762b40SVladimir Kondratiev 1019c27847dSLuis R. Rodriguez static const struct kernel_param_ops ring_order_ops = { 102d3762b40SVladimir Kondratiev .set = ring_order_set, 103d3762b40SVladimir Kondratiev .get = param_get_uint, 104d3762b40SVladimir Kondratiev }; 105d3762b40SVladimir Kondratiev 10678484c44SMaya Erez module_param_cb(rx_ring_order, &ring_order_ops, &rx_ring_order, 0444); 107d3762b40SVladimir Kondratiev MODULE_PARM_DESC(rx_ring_order, " Rx ring order; size = 1 << order"); 10878484c44SMaya Erez module_param_cb(tx_ring_order, &ring_order_ops, &tx_ring_order, 0444); 109d3762b40SVladimir Kondratiev MODULE_PARM_DESC(tx_ring_order, " Tx ring order; size = 1 << order"); 11078484c44SMaya Erez module_param_cb(bcast_ring_order, &ring_order_ops, &bcast_ring_order, 0444); 111d507d1b7SVladimir Kondratiev MODULE_PARM_DESC(bcast_ring_order, " Bcast ring order; size = 1 << order"); 112d3762b40SVladimir Kondratiev 113520d68e7SVladimir Kondratiev #define RST_DELAY (20) /* msec, for loop in @wil_target_reset */ 114520d68e7SVladimir Kondratiev #define RST_COUNT (1 + 1000/RST_DELAY) /* round up to be above 1 sec total */ 115520d68e7SVladimir Kondratiev 1162be7d22fSVladimir Kondratiev /* 1172be7d22fSVladimir Kondratiev * Due to a hardware issue, 1182be7d22fSVladimir Kondratiev * one has to read/write to/from NIC in 32-bit chunks; 1192be7d22fSVladimir Kondratiev * regular memcpy_fromio and siblings will 1202be7d22fSVladimir Kondratiev * not work on 64-bit platform - it uses 64-bit transactions 1212be7d22fSVladimir Kondratiev * 1222be7d22fSVladimir Kondratiev * Force 32-bit transactions to enable NIC on 64-bit platforms 1232be7d22fSVladimir Kondratiev * 1242be7d22fSVladimir Kondratiev * To avoid byte swap on big endian host, __raw_{read|write}l 1252be7d22fSVladimir Kondratiev * should be used - {read|write}l would swap bytes to provide 1262be7d22fSVladimir Kondratiev * little endian on PCI value in host endianness. 1272be7d22fSVladimir Kondratiev */ 1282be7d22fSVladimir Kondratiev void wil_memcpy_fromio_32(void *dst, const volatile void __iomem *src, 1292be7d22fSVladimir Kondratiev size_t count) 1302be7d22fSVladimir Kondratiev { 1312be7d22fSVladimir Kondratiev u32 *d = dst; 1322be7d22fSVladimir Kondratiev const volatile u32 __iomem *s = src; 1332be7d22fSVladimir Kondratiev 1340f6edfe2SDedy Lansky for (; count >= 4; count -= 4) 1352be7d22fSVladimir Kondratiev *d++ = __raw_readl(s++); 1360f6edfe2SDedy Lansky 1370f6edfe2SDedy Lansky if (unlikely(count)) { 1380f6edfe2SDedy Lansky /* count can be 1..3 */ 1390f6edfe2SDedy Lansky u32 tmp = __raw_readl(s); 1400f6edfe2SDedy Lansky 1410f6edfe2SDedy Lansky memcpy(d, &tmp, count); 1420f6edfe2SDedy Lansky } 1432be7d22fSVladimir Kondratiev } 1442be7d22fSVladimir Kondratiev 1452be7d22fSVladimir Kondratiev void wil_memcpy_toio_32(volatile void __iomem *dst, const void *src, 1462be7d22fSVladimir Kondratiev size_t count) 1472be7d22fSVladimir Kondratiev { 1482be7d22fSVladimir Kondratiev volatile u32 __iomem *d = dst; 1492be7d22fSVladimir Kondratiev const u32 *s = src; 1502be7d22fSVladimir Kondratiev 1510f6edfe2SDedy Lansky for (; count >= 4; count -= 4) 1522be7d22fSVladimir Kondratiev __raw_writel(*s++, d++); 1530f6edfe2SDedy Lansky 1540f6edfe2SDedy Lansky if (unlikely(count)) { 1550f6edfe2SDedy Lansky /* count can be 1..3 */ 1560f6edfe2SDedy Lansky u32 tmp = 0; 1570f6edfe2SDedy Lansky 1580f6edfe2SDedy Lansky memcpy(&tmp, s, count); 1590f6edfe2SDedy Lansky __raw_writel(tmp, d); 1600f6edfe2SDedy Lansky } 1612be7d22fSVladimir Kondratiev } 1622be7d22fSVladimir Kondratiev 163e00243faSLior David static void wil_disconnect_cid(struct wil6210_vif *vif, int cid, 1644821e6d8SVladimir Kondratiev u16 reason_code, bool from_event) 165bd33273bSVladimir Kondratiev __acquires(&sta->tid_rx_lock) __releases(&sta->tid_rx_lock) 1662be7d22fSVladimir Kondratiev { 16791886b0bSVladimir Kondratiev uint i; 168e00243faSLior David struct wil6210_priv *wil = vif_to_wil(vif); 169e00243faSLior David struct net_device *ndev = vif_to_ndev(vif); 170e00243faSLior David struct wireless_dev *wdev = vif_to_wdev(vif); 171b4490f42SVladimir Kondratiev struct wil_sta_info *sta = &wil->sta[cid]; 1728fe59627SVladimir Kondratiev 173bd33273bSVladimir Kondratiev might_sleep(); 174e00243faSLior David wil_dbg_misc(wil, "disconnect_cid: CID %d, MID %d, status %d\n", 175e00243faSLior David cid, sta->mid, sta->status); 17658527421SVladimir Kondratiev /* inform upper/lower layers */ 1774d55a0a1SVladimir Kondratiev if (sta->status != wil_sta_unused) { 178849a564bSDedy Lansky if (!from_event) { 179849a564bSDedy Lansky bool del_sta = (wdev->iftype == NL80211_IFTYPE_AP) ? 180849a564bSDedy Lansky disable_ap_sme : false; 181e00243faSLior David wmi_disconnect_sta(vif, sta->addr, reason_code, 182849a564bSDedy Lansky true, del_sta); 183849a564bSDedy Lansky } 184b516fcc5SVladimir Kondratiev 185fc58f681SVladimir Kondratiev switch (wdev->iftype) { 186fc58f681SVladimir Kondratiev case NL80211_IFTYPE_AP: 187fc58f681SVladimir Kondratiev case NL80211_IFTYPE_P2P_GO: 188fc58f681SVladimir Kondratiev /* AP-like interface */ 189fc58f681SVladimir Kondratiev cfg80211_del_sta(ndev, sta->addr, GFP_KERNEL); 190fc58f681SVladimir Kondratiev break; 191fc58f681SVladimir Kondratiev default: 192fc58f681SVladimir Kondratiev break; 193fc58f681SVladimir Kondratiev } 1944d55a0a1SVladimir Kondratiev sta->status = wil_sta_unused; 195e00243faSLior David sta->mid = U8_MAX; 1964d55a0a1SVladimir Kondratiev } 19758527421SVladimir Kondratiev /* reorder buffers */ 198b4490f42SVladimir Kondratiev for (i = 0; i < WIL_STA_TID_NUM; i++) { 199ec81b5adSDedy Lansky struct wil_tid_ampdu_rx *r; 200ec81b5adSDedy Lansky 201bd33273bSVladimir Kondratiev spin_lock_bh(&sta->tid_rx_lock); 202ec81b5adSDedy Lansky 203ec81b5adSDedy Lansky r = sta->tid_rx[i]; 204b4490f42SVladimir Kondratiev sta->tid_rx[i] = NULL; 205b4490f42SVladimir Kondratiev wil_tid_ampdu_rx_free(wil, r); 206ec81b5adSDedy Lansky 207bd33273bSVladimir Kondratiev spin_unlock_bh(&sta->tid_rx_lock); 208b4490f42SVladimir Kondratiev } 20958527421SVladimir Kondratiev /* crypto context */ 21058527421SVladimir Kondratiev memset(sta->tid_crypto_rx, 0, sizeof(sta->tid_crypto_rx)); 21158527421SVladimir Kondratiev memset(&sta->group_crypto_rx, 0, sizeof(sta->group_crypto_rx)); 21258527421SVladimir Kondratiev /* release vrings */ 21391886b0bSVladimir Kondratiev for (i = 0; i < ARRAY_SIZE(wil->vring_tx); i++) { 21491886b0bSVladimir Kondratiev if (wil->vring2cid_tid[i][0] == cid) 21591886b0bSVladimir Kondratiev wil_vring_fini_tx(wil, i); 21691886b0bSVladimir Kondratiev } 21758527421SVladimir Kondratiev /* statistics */ 21891886b0bSVladimir Kondratiev memset(&sta->stats, 0, sizeof(sta->stats)); 219b4490f42SVladimir Kondratiev } 220b4490f42SVladimir Kondratiev 221e00243faSLior David static bool wil_vif_is_connected(struct wil6210_priv *wil, u8 mid) 22254eaa8c6SMaya Erez { 22354eaa8c6SMaya Erez int i; 22454eaa8c6SMaya Erez 22554eaa8c6SMaya Erez for (i = 0; i < ARRAY_SIZE(wil->sta); i++) { 226e00243faSLior David if (wil->sta[i].mid == mid && 227e00243faSLior David wil->sta[i].status == wil_sta_connected) 22854eaa8c6SMaya Erez return true; 22954eaa8c6SMaya Erez } 23054eaa8c6SMaya Erez 23154eaa8c6SMaya Erez return false; 23254eaa8c6SMaya Erez } 23354eaa8c6SMaya Erez 234e00243faSLior David static void _wil6210_disconnect(struct wil6210_vif *vif, const u8 *bssid, 2354821e6d8SVladimir Kondratiev u16 reason_code, bool from_event) 23691886b0bSVladimir Kondratiev { 237e00243faSLior David struct wil6210_priv *wil = vif_to_wil(vif); 23891886b0bSVladimir Kondratiev int cid = -ENOENT; 239e00243faSLior David struct net_device *ndev; 240e00243faSLior David struct wireless_dev *wdev; 24191886b0bSVladimir Kondratiev 242e00243faSLior David if (unlikely(!vif)) 2432690c4c0SLior David return; 2442690c4c0SLior David 245e00243faSLior David ndev = vif_to_ndev(vif); 246e00243faSLior David wdev = vif_to_wdev(vif); 247e00243faSLior David 24891886b0bSVladimir Kondratiev might_sleep(); 249af3db60aSLazar Alexei wil_info(wil, "bssid=%pM, reason=%d, ev%s\n", bssid, 250100106d7SVladimir Kondratiev reason_code, from_event ? "+" : "-"); 25191886b0bSVladimir Kondratiev 252100106d7SVladimir Kondratiev /* Cases are: 253100106d7SVladimir Kondratiev * - disconnect single STA, still connected 254100106d7SVladimir Kondratiev * - disconnect single STA, already disconnected 255100106d7SVladimir Kondratiev * - disconnect all 256100106d7SVladimir Kondratiev * 25768682b41SVladimir Kondratiev * For "disconnect all", there are 3 options: 258100106d7SVladimir Kondratiev * - bssid == NULL 25968682b41SVladimir Kondratiev * - bssid is broadcast address (ff:ff:ff:ff:ff:ff) 260100106d7SVladimir Kondratiev * - bssid is our MAC address 261100106d7SVladimir Kondratiev */ 26268682b41SVladimir Kondratiev if (bssid && !is_broadcast_ether_addr(bssid) && 26368682b41SVladimir Kondratiev !ether_addr_equal_unaligned(ndev->dev_addr, bssid)) { 264e00243faSLior David cid = wil_find_cid(wil, vif->mid, bssid); 265100106d7SVladimir Kondratiev wil_dbg_misc(wil, "Disconnect %pM, CID=%d, reason=%d\n", 266100106d7SVladimir Kondratiev bssid, cid, reason_code); 26791886b0bSVladimir Kondratiev if (cid >= 0) /* disconnect 1 peer */ 268e00243faSLior David wil_disconnect_cid(vif, cid, reason_code, from_event); 269100106d7SVladimir Kondratiev } else { /* all */ 270100106d7SVladimir Kondratiev wil_dbg_misc(wil, "Disconnect all\n"); 27191886b0bSVladimir Kondratiev for (cid = 0; cid < WIL6210_MAX_CID; cid++) 272e00243faSLior David wil_disconnect_cid(vif, cid, reason_code, from_event); 273100106d7SVladimir Kondratiev } 27491886b0bSVladimir Kondratiev 27591886b0bSVladimir Kondratiev /* link state */ 27691886b0bSVladimir Kondratiev switch (wdev->iftype) { 27791886b0bSVladimir Kondratiev case NL80211_IFTYPE_STATION: 27891886b0bSVladimir Kondratiev case NL80211_IFTYPE_P2P_CLIENT: 279e00243faSLior David wil_bcast_fini(vif); 280f9e3033fSDedy Lansky wil_update_net_queues_bh(wil, NULL, true); 281c5e96c91SDedy Lansky netif_carrier_off(ndev); 2829953a782SLior David wil6210_bus_request(wil, WIL_DEFAULT_BUS_REQUEST_KBPS); 283c5e96c91SDedy Lansky 2849419b6a2SVladimir Kondratiev if (test_bit(wil_status_fwconnected, wil->status)) { 2859419b6a2SVladimir Kondratiev clear_bit(wil_status_fwconnected, wil->status); 2864821e6d8SVladimir Kondratiev cfg80211_disconnected(ndev, reason_code, 2873b56c15fSDedy Lansky NULL, 0, 288e00243faSLior David vif->locally_generated_disc, 2893b56c15fSDedy Lansky GFP_KERNEL); 290e00243faSLior David vif->locally_generated_disc = false; 2919419b6a2SVladimir Kondratiev } else if (test_bit(wil_status_fwconnecting, wil->status)) { 2922be7d22fSVladimir Kondratiev cfg80211_connect_result(ndev, bssid, NULL, 0, NULL, 0, 2932be7d22fSVladimir Kondratiev WLAN_STATUS_UNSPECIFIED_FAILURE, 2942be7d22fSVladimir Kondratiev GFP_KERNEL); 295e00243faSLior David vif->bss = NULL; 2962be7d22fSVladimir Kondratiev } 2979419b6a2SVladimir Kondratiev clear_bit(wil_status_fwconnecting, wil->status); 29891886b0bSVladimir Kondratiev break; 29954eaa8c6SMaya Erez case NL80211_IFTYPE_AP: 30054eaa8c6SMaya Erez case NL80211_IFTYPE_P2P_GO: 301e00243faSLior David if (!wil_vif_is_connected(wil, vif->mid)) { 302f9e3033fSDedy Lansky wil_update_net_queues_bh(wil, NULL, true); 30354eaa8c6SMaya Erez clear_bit(wil_status_fwconnected, wil->status); 304f9e3033fSDedy Lansky } else { 305f9e3033fSDedy Lansky wil_update_net_queues_bh(wil, NULL, false); 306f9e3033fSDedy Lansky } 30754eaa8c6SMaya Erez break; 30891886b0bSVladimir Kondratiev default: 30991886b0bSVladimir Kondratiev break; 31091886b0bSVladimir Kondratiev } 3112be7d22fSVladimir Kondratiev } 3122be7d22fSVladimir Kondratiev 313e00243faSLior David void wil_disconnect_worker(struct work_struct *work) 3142be7d22fSVladimir Kondratiev { 315e00243faSLior David struct wil6210_vif *vif = container_of(work, 316e00243faSLior David struct wil6210_vif, disconnect_worker); 317e00243faSLior David struct wil6210_priv *wil = vif_to_wil(vif); 318e00243faSLior David struct net_device *ndev = vif_to_ndev(vif); 319628639b1SDedy Lansky int rc; 320628639b1SDedy Lansky struct { 321628639b1SDedy Lansky struct wmi_cmd_hdr wmi; 322628639b1SDedy Lansky struct wmi_disconnect_event evt; 323628639b1SDedy Lansky } __packed reply; 3242be7d22fSVladimir Kondratiev 325628639b1SDedy Lansky if (test_bit(wil_status_fwconnected, wil->status)) 326628639b1SDedy Lansky /* connect succeeded after all */ 327628639b1SDedy Lansky return; 328628639b1SDedy Lansky 329628639b1SDedy Lansky if (!test_bit(wil_status_fwconnecting, wil->status)) 330628639b1SDedy Lansky /* already disconnected */ 331628639b1SDedy Lansky return; 332628639b1SDedy Lansky 333e00243faSLior David rc = wmi_call(wil, WMI_DISCONNECT_CMDID, vif->mid, NULL, 0, 334628639b1SDedy Lansky WMI_DISCONNECT_EVENTID, &reply, sizeof(reply), 335628639b1SDedy Lansky WIL6210_DISCONNECT_TO_MS); 336628639b1SDedy Lansky if (rc) { 337628639b1SDedy Lansky wil_err(wil, "disconnect error %d\n", rc); 338628639b1SDedy Lansky return; 339628639b1SDedy Lansky } 340628639b1SDedy Lansky 341628639b1SDedy Lansky wil_update_net_queues_bh(wil, NULL, true); 342628639b1SDedy Lansky netif_carrier_off(ndev); 343628639b1SDedy Lansky cfg80211_connect_result(ndev, NULL, NULL, 0, NULL, 0, 344628639b1SDedy Lansky WLAN_STATUS_UNSPECIFIED_FAILURE, GFP_KERNEL); 345628639b1SDedy Lansky clear_bit(wil_status_fwconnecting, wil->status); 3462be7d22fSVladimir Kondratiev } 3472be7d22fSVladimir Kondratiev 348c33407a8SVladimir Kondratiev static int wil_wait_for_recovery(struct wil6210_priv *wil) 349c33407a8SVladimir Kondratiev { 350c33407a8SVladimir Kondratiev if (wait_event_interruptible(wil->wq, wil->recovery_state != 351c33407a8SVladimir Kondratiev fw_recovery_pending)) { 352c33407a8SVladimir Kondratiev wil_err(wil, "Interrupt, canceling recovery\n"); 353c33407a8SVladimir Kondratiev return -ERESTARTSYS; 354c33407a8SVladimir Kondratiev } 355c33407a8SVladimir Kondratiev if (wil->recovery_state != fw_recovery_running) { 356c33407a8SVladimir Kondratiev wil_info(wil, "Recovery cancelled\n"); 357c33407a8SVladimir Kondratiev return -EINTR; 358c33407a8SVladimir Kondratiev } 359c33407a8SVladimir Kondratiev wil_info(wil, "Proceed with recovery\n"); 360c33407a8SVladimir Kondratiev return 0; 361c33407a8SVladimir Kondratiev } 362c33407a8SVladimir Kondratiev 363c33407a8SVladimir Kondratiev void wil_set_recovery_state(struct wil6210_priv *wil, int state) 364c33407a8SVladimir Kondratiev { 365af3db60aSLazar Alexei wil_dbg_misc(wil, "set_recovery_state: %d -> %d\n", 366c33407a8SVladimir Kondratiev wil->recovery_state, state); 367c33407a8SVladimir Kondratiev 368c33407a8SVladimir Kondratiev wil->recovery_state = state; 369c33407a8SVladimir Kondratiev wake_up_interruptible(&wil->wq); 370c33407a8SVladimir Kondratiev } 371c33407a8SVladimir Kondratiev 372375a173fSLior David bool wil_is_recovery_blocked(struct wil6210_priv *wil) 373375a173fSLior David { 374375a173fSLior David return no_fw_recovery && (wil->recovery_state == fw_recovery_pending); 375375a173fSLior David } 376375a173fSLior David 377ed6f9dc6SVladimir Kondratiev static void wil_fw_error_worker(struct work_struct *work) 378ed6f9dc6SVladimir Kondratiev { 379c33407a8SVladimir Kondratiev struct wil6210_priv *wil = container_of(work, struct wil6210_priv, 380c33407a8SVladimir Kondratiev fw_error_worker); 381e00243faSLior David struct net_device *ndev = wil->main_ndev; 382e00243faSLior David struct wireless_dev *wdev = ndev->ieee80211_ptr; 383ed6f9dc6SVladimir Kondratiev 384ed6f9dc6SVladimir Kondratiev wil_dbg_misc(wil, "fw error worker\n"); 385ed6f9dc6SVladimir Kondratiev 386e00243faSLior David if (!ndev || !(ndev->flags & IFF_UP)) { 387cded9369SVladimir Kondratiev wil_info(wil, "No recovery - interface is down\n"); 388cded9369SVladimir Kondratiev return; 389cded9369SVladimir Kondratiev } 390cded9369SVladimir Kondratiev 391fc219eedSVladimir Kondratiev /* increment @recovery_count if less then WIL6210_FW_RECOVERY_TO 392fc219eedSVladimir Kondratiev * passed since last recovery attempt 393fc219eedSVladimir Kondratiev */ 394fc219eedSVladimir Kondratiev if (time_is_after_jiffies(wil->last_fw_recovery + 395fc219eedSVladimir Kondratiev WIL6210_FW_RECOVERY_TO)) 396fc219eedSVladimir Kondratiev wil->recovery_count++; 397fc219eedSVladimir Kondratiev else 398fc219eedSVladimir Kondratiev wil->recovery_count = 1; /* fw was alive for a long time */ 399fc219eedSVladimir Kondratiev 400fc219eedSVladimir Kondratiev if (wil->recovery_count > WIL6210_FW_RECOVERY_RETRIES) { 401fc219eedSVladimir Kondratiev wil_err(wil, "too many recovery attempts (%d), giving up\n", 402fc219eedSVladimir Kondratiev wil->recovery_count); 403fc219eedSVladimir Kondratiev return; 404fc219eedSVladimir Kondratiev } 405fc219eedSVladimir Kondratiev 406fc219eedSVladimir Kondratiev wil->last_fw_recovery = jiffies; 407fc219eedSVladimir Kondratiev 408dfb5b098SLior David wil_info(wil, "fw error recovery requested (try %d)...\n", 409dfb5b098SLior David wil->recovery_count); 410dfb5b098SLior David if (!no_fw_recovery) 411dfb5b098SLior David wil->recovery_state = fw_recovery_running; 412dfb5b098SLior David if (wil_wait_for_recovery(wil) != 0) 413dfb5b098SLior David return; 414dfb5b098SLior David 4159c3bde56SVladimir Kondratiev mutex_lock(&wil->mutex); 416e00243faSLior David /* Needs adaptation for multiple VIFs 417e00243faSLior David * need to go over all VIFs and consider the appropriate 418e00243faSLior David * recovery. 419e00243faSLior David */ 420ed6f9dc6SVladimir Kondratiev switch (wdev->iftype) { 421ed6f9dc6SVladimir Kondratiev case NL80211_IFTYPE_STATION: 422ed6f9dc6SVladimir Kondratiev case NL80211_IFTYPE_P2P_CLIENT: 423ed6f9dc6SVladimir Kondratiev case NL80211_IFTYPE_MONITOR: 424dfb5b098SLior David /* silent recovery, upper layers will see disconnect */ 42573d839aeSVladimir Kondratiev __wil_down(wil); 42673d839aeSVladimir Kondratiev __wil_up(wil); 427ed6f9dc6SVladimir Kondratiev break; 428ed6f9dc6SVladimir Kondratiev case NL80211_IFTYPE_AP: 429ed6f9dc6SVladimir Kondratiev case NL80211_IFTYPE_P2P_GO: 430e240537bSVladimir Kondratiev wil_info(wil, "No recovery for AP-like interface\n"); 431ed6f9dc6SVladimir Kondratiev /* recovery in these modes is done by upper layers */ 432ed6f9dc6SVladimir Kondratiev break; 433ed6f9dc6SVladimir Kondratiev default: 434e240537bSVladimir Kondratiev wil_err(wil, "No recovery - unknown interface type %d\n", 435e240537bSVladimir Kondratiev wdev->iftype); 436ed6f9dc6SVladimir Kondratiev break; 437ed6f9dc6SVladimir Kondratiev } 4389c3bde56SVladimir Kondratiev mutex_unlock(&wil->mutex); 439ed6f9dc6SVladimir Kondratiev } 440ed6f9dc6SVladimir Kondratiev 4419a177384SVladimir Kondratiev static int wil_find_free_vring(struct wil6210_priv *wil) 4429a177384SVladimir Kondratiev { 4439a177384SVladimir Kondratiev int i; 4448fe59627SVladimir Kondratiev 4459a177384SVladimir Kondratiev for (i = 0; i < WIL6210_MAX_TX_RINGS; i++) { 4469a177384SVladimir Kondratiev if (!wil->vring_tx[i].va) 4479a177384SVladimir Kondratiev return i; 4489a177384SVladimir Kondratiev } 4499a177384SVladimir Kondratiev return -EINVAL; 4509a177384SVladimir Kondratiev } 4519a177384SVladimir Kondratiev 452e00243faSLior David int wil_tx_init(struct wil6210_vif *vif, int cid) 4530916d9f2SMaya Erez { 454e00243faSLior David struct wil6210_priv *wil = vif_to_wil(vif); 4550916d9f2SMaya Erez int rc = -EINVAL, ringid; 4560916d9f2SMaya Erez 4570916d9f2SMaya Erez if (cid < 0) { 4580916d9f2SMaya Erez wil_err(wil, "No connection pending\n"); 4590916d9f2SMaya Erez goto out; 4600916d9f2SMaya Erez } 4610916d9f2SMaya Erez ringid = wil_find_free_vring(wil); 4620916d9f2SMaya Erez if (ringid < 0) { 4630916d9f2SMaya Erez wil_err(wil, "No free vring found\n"); 4640916d9f2SMaya Erez goto out; 4650916d9f2SMaya Erez } 4660916d9f2SMaya Erez 467e00243faSLior David wil_dbg_wmi(wil, "Configure for connection CID %d MID %d vring %d\n", 468e00243faSLior David cid, vif->mid, ringid); 4690916d9f2SMaya Erez 470e00243faSLior David rc = wil_vring_init_tx(vif, ringid, 1 << tx_ring_order, cid, 0); 4710916d9f2SMaya Erez if (rc) 472e00243faSLior David wil_err(wil, "init TX for CID %d MID %d vring %d failed\n", 473e00243faSLior David cid, vif->mid, ringid); 4740916d9f2SMaya Erez 4750916d9f2SMaya Erez out: 4760916d9f2SMaya Erez return rc; 4770916d9f2SMaya Erez } 4780916d9f2SMaya Erez 479e00243faSLior David int wil_bcast_init(struct wil6210_vif *vif) 48041d6b093SVladimir Kondratiev { 481e00243faSLior David struct wil6210_priv *wil = vif_to_wil(vif); 482e00243faSLior David int ri = vif->bcast_vring, rc; 48341d6b093SVladimir Kondratiev 48441d6b093SVladimir Kondratiev if ((ri >= 0) && wil->vring_tx[ri].va) 48541d6b093SVladimir Kondratiev return 0; 48641d6b093SVladimir Kondratiev 48741d6b093SVladimir Kondratiev ri = wil_find_free_vring(wil); 48841d6b093SVladimir Kondratiev if (ri < 0) 48941d6b093SVladimir Kondratiev return ri; 49041d6b093SVladimir Kondratiev 491e00243faSLior David vif->bcast_vring = ri; 492e00243faSLior David rc = wil_vring_init_bcast(vif, ri, 1 << bcast_ring_order); 493230d8442SVladimir Kondratiev if (rc) 494e00243faSLior David vif->bcast_vring = -1; 49541d6b093SVladimir Kondratiev 49641d6b093SVladimir Kondratiev return rc; 49741d6b093SVladimir Kondratiev } 49841d6b093SVladimir Kondratiev 499e00243faSLior David void wil_bcast_fini(struct wil6210_vif *vif) 50041d6b093SVladimir Kondratiev { 501e00243faSLior David struct wil6210_priv *wil = vif_to_wil(vif); 502e00243faSLior David int ri = vif->bcast_vring; 50341d6b093SVladimir Kondratiev 50441d6b093SVladimir Kondratiev if (ri < 0) 50541d6b093SVladimir Kondratiev return; 50641d6b093SVladimir Kondratiev 507e00243faSLior David vif->bcast_vring = -1; 50841d6b093SVladimir Kondratiev wil_vring_fini_tx(wil, ri); 50941d6b093SVladimir Kondratiev } 51041d6b093SVladimir Kondratiev 5112be7d22fSVladimir Kondratiev int wil_priv_init(struct wil6210_priv *wil) 5122be7d22fSVladimir Kondratiev { 513ec81b5adSDedy Lansky uint i; 514ec81b5adSDedy Lansky 515af3db60aSLazar Alexei wil_dbg_misc(wil, "priv_init\n"); 5162be7d22fSVladimir Kondratiev 5173df2cd36SVladimir Kondratiev memset(wil->sta, 0, sizeof(wil->sta)); 518e00243faSLior David for (i = 0; i < WIL6210_MAX_CID; i++) { 519ec81b5adSDedy Lansky spin_lock_init(&wil->sta[i].tid_rx_lock); 520e00243faSLior David wil->sta[i].mid = U8_MAX; 521e00243faSLior David } 5223df2cd36SVladimir Kondratiev 523875e9439SMaya Erez for (i = 0; i < WIL6210_MAX_TX_RINGS; i++) 524875e9439SMaya Erez spin_lock_init(&wil->vring_tx_data[i].lock); 525875e9439SMaya Erez 5262be7d22fSVladimir Kondratiev mutex_init(&wil->mutex); 5272be7d22fSVladimir Kondratiev mutex_init(&wil->wmi_mutex); 5284332cac1SLior David mutex_init(&wil->p2p_wdev_mutex); 529349214c1SMaya Erez mutex_init(&wil->halp.lock); 5302be7d22fSVladimir Kondratiev 5312be7d22fSVladimir Kondratiev init_completion(&wil->wmi_ready); 53259502647SDedy Lansky init_completion(&wil->wmi_call); 533349214c1SMaya Erez init_completion(&wil->halp.comp); 5342be7d22fSVladimir Kondratiev 5352be7d22fSVladimir Kondratiev INIT_WORK(&wil->wmi_event_worker, wmi_event_worker); 536ed6f9dc6SVladimir Kondratiev INIT_WORK(&wil->fw_error_worker, wil_fw_error_worker); 5372be7d22fSVladimir Kondratiev 5382be7d22fSVladimir Kondratiev INIT_LIST_HEAD(&wil->pending_wmi_ev); 5392be7d22fSVladimir Kondratiev spin_lock_init(&wil->wmi_ev_lock); 540f9e3033fSDedy Lansky spin_lock_init(&wil->net_queue_lock); 541c33407a8SVladimir Kondratiev init_waitqueue_head(&wil->wq); 5422be7d22fSVladimir Kondratiev 5432be7d22fSVladimir Kondratiev wil->wmi_wq = create_singlethread_workqueue(WIL_NAME "_wmi"); 5442be7d22fSVladimir Kondratiev if (!wil->wmi_wq) 5452be7d22fSVladimir Kondratiev return -EAGAIN; 5462be7d22fSVladimir Kondratiev 5473277213fSVladimir Kondratiev wil->wq_service = create_singlethread_workqueue(WIL_NAME "_service"); 5483277213fSVladimir Kondratiev if (!wil->wq_service) 5493277213fSVladimir Kondratiev goto out_wmi_wq; 5502be7d22fSVladimir Kondratiev 551fc219eedSVladimir Kondratiev wil->last_fw_recovery = jiffies; 5521f80af2eSVladimir Shulman wil->tx_interframe_timeout = WIL6210_ITR_TX_INTERFRAME_TIMEOUT_DEFAULT; 5531f80af2eSVladimir Shulman wil->rx_interframe_timeout = WIL6210_ITR_RX_INTERFRAME_TIMEOUT_DEFAULT; 5541f80af2eSVladimir Shulman wil->tx_max_burst_duration = WIL6210_ITR_TX_MAX_BURST_DURATION_DEFAULT; 5551f80af2eSVladimir Shulman wil->rx_max_burst_duration = WIL6210_ITR_RX_MAX_BURST_DURATION_DEFAULT; 556fc219eedSVladimir Kondratiev 557ab954628SVladimir Kondratiev if (rx_ring_overflow_thrsh == WIL6210_RX_HIGH_TRSH_INIT) 558ab954628SVladimir Kondratiev rx_ring_overflow_thrsh = WIL6210_RX_HIGH_TRSH_DEFAULT; 5598b068c03SLazar Alexei 5608b068c03SLazar Alexei wil->ps_profile = WMI_PS_PROFILE_TYPE_DEFAULT; 5618b068c03SLazar Alexei 562fe9ee51eSMaya Erez wil->wakeup_trigger = WMI_WAKEUP_TRIGGER_UCAST | 563fe9ee51eSMaya Erez WMI_WAKEUP_TRIGGER_BCAST; 56426234526SMaya Erez memset(&wil->suspend_stats, 0, sizeof(wil->suspend_stats)); 56538d16ab2SGidon Studinski wil->vring_idle_trsh = 16; 566fe9ee51eSMaya Erez 567e00243faSLior David wil->reply_mid = U8_MAX; 5684aebd3bdSLior David wil->max_vifs = 1; 569e00243faSLior David 5702be7d22fSVladimir Kondratiev return 0; 5713277213fSVladimir Kondratiev 5723277213fSVladimir Kondratiev out_wmi_wq: 5733277213fSVladimir Kondratiev destroy_workqueue(wil->wmi_wq); 5743277213fSVladimir Kondratiev 5753277213fSVladimir Kondratiev return -EAGAIN; 5762be7d22fSVladimir Kondratiev } 5772be7d22fSVladimir Kondratiev 5789953a782SLior David void wil6210_bus_request(struct wil6210_priv *wil, u32 kbps) 5799953a782SLior David { 580fe9ee51eSMaya Erez if (wil->platform_ops.bus_request) { 581fe9ee51eSMaya Erez wil->bus_request_kbps = kbps; 5829953a782SLior David wil->platform_ops.bus_request(wil->platform_handle, kbps); 5839953a782SLior David } 584fe9ee51eSMaya Erez } 5859953a782SLior David 586b516fcc5SVladimir Kondratiev /** 587b516fcc5SVladimir Kondratiev * wil6210_disconnect - disconnect one connection 588e00243faSLior David * @vif: virtual interface context 589b516fcc5SVladimir Kondratiev * @bssid: peer to disconnect, NULL to disconnect all 5904821e6d8SVladimir Kondratiev * @reason_code: Reason code for the Disassociation frame 591b516fcc5SVladimir Kondratiev * @from_event: whether is invoked from FW event handler 592b516fcc5SVladimir Kondratiev * 593b516fcc5SVladimir Kondratiev * Disconnect and release associated resources. If invoked not from the 594b516fcc5SVladimir Kondratiev * FW event handler, issue WMI command(s) to trigger MAC disconnect. 595b516fcc5SVladimir Kondratiev */ 596e00243faSLior David void wil6210_disconnect(struct wil6210_vif *vif, const u8 *bssid, 5974821e6d8SVladimir Kondratiev u16 reason_code, bool from_event) 5982be7d22fSVladimir Kondratiev { 599e00243faSLior David struct wil6210_priv *wil = vif_to_wil(vif); 600e00243faSLior David 601af3db60aSLazar Alexei wil_dbg_misc(wil, "disconnect\n"); 6029cf10d62SVladimir Kondratiev 603e00243faSLior David del_timer_sync(&vif->connect_timer); 604e00243faSLior David _wil6210_disconnect(vif, bssid, reason_code, from_event); 6052be7d22fSVladimir Kondratiev } 6062be7d22fSVladimir Kondratiev 6072be7d22fSVladimir Kondratiev void wil_priv_deinit(struct wil6210_priv *wil) 6082be7d22fSVladimir Kondratiev { 609af3db60aSLazar Alexei wil_dbg_misc(wil, "priv_deinit\n"); 6109cf10d62SVladimir Kondratiev 611c33407a8SVladimir Kondratiev wil_set_recovery_state(wil, fw_recovery_idle); 612ed6f9dc6SVladimir Kondratiev cancel_work_sync(&wil->fw_error_worker); 6132be7d22fSVladimir Kondratiev wmi_event_flush(wil); 6143277213fSVladimir Kondratiev destroy_workqueue(wil->wq_service); 6152be7d22fSVladimir Kondratiev destroy_workqueue(wil->wmi_wq); 6162be7d22fSVladimir Kondratiev } 6172be7d22fSVladimir Kondratiev 61870bcc658SLior David static void wil_shutdown_bl(struct wil6210_priv *wil) 61970bcc658SLior David { 62070bcc658SLior David u32 val; 62170bcc658SLior David 62270bcc658SLior David wil_s(wil, RGF_USER_BL + 62370bcc658SLior David offsetof(struct bl_dedicated_registers_v1, 62470bcc658SLior David bl_shutdown_handshake), BL_SHUTDOWN_HS_GRTD); 62570bcc658SLior David 62670bcc658SLior David usleep_range(100, 150); 62770bcc658SLior David 62870bcc658SLior David val = wil_r(wil, RGF_USER_BL + 62970bcc658SLior David offsetof(struct bl_dedicated_registers_v1, 63070bcc658SLior David bl_shutdown_handshake)); 63170bcc658SLior David if (val & BL_SHUTDOWN_HS_RTD) { 63270bcc658SLior David wil_dbg_misc(wil, "BL is ready for halt\n"); 63370bcc658SLior David return; 63470bcc658SLior David } 63570bcc658SLior David 63670bcc658SLior David wil_err(wil, "BL did not report ready for halt\n"); 63770bcc658SLior David } 63870bcc658SLior David 63970bcc658SLior David /* this format is used by ARC embedded CPU for instruction memory */ 64070bcc658SLior David static inline u32 ARC_me_imm32(u32 d) 64170bcc658SLior David { 64270bcc658SLior David return ((d & 0xffff0000) >> 16) | ((d & 0x0000ffff) << 16); 64370bcc658SLior David } 64470bcc658SLior David 64570bcc658SLior David /* defines access to interrupt vectors for wil_freeze_bl */ 64670bcc658SLior David #define ARC_IRQ_VECTOR_OFFSET(N) ((N) * 8) 64770bcc658SLior David /* ARC long jump instruction */ 64870bcc658SLior David #define ARC_JAL_INST (0x20200f80) 64970bcc658SLior David 65070bcc658SLior David static void wil_freeze_bl(struct wil6210_priv *wil) 65170bcc658SLior David { 65270bcc658SLior David u32 jal, upc, saved; 65370bcc658SLior David u32 ivt3 = ARC_IRQ_VECTOR_OFFSET(3); 65470bcc658SLior David 65570bcc658SLior David jal = wil_r(wil, wil->iccm_base + ivt3); 65670bcc658SLior David if (jal != ARC_me_imm32(ARC_JAL_INST)) { 65770bcc658SLior David wil_dbg_misc(wil, "invalid IVT entry found, skipping\n"); 65870bcc658SLior David return; 65970bcc658SLior David } 66070bcc658SLior David 66170bcc658SLior David /* prevent the target from entering deep sleep 66270bcc658SLior David * and disabling memory access 66370bcc658SLior David */ 66470bcc658SLior David saved = wil_r(wil, RGF_USER_USAGE_8); 66570bcc658SLior David wil_w(wil, RGF_USER_USAGE_8, saved | BIT_USER_PREVENT_DEEP_SLEEP); 66670bcc658SLior David usleep_range(20, 25); /* let the BL process the bit */ 66770bcc658SLior David 66870bcc658SLior David /* redirect to endless loop in the INT_L1 context and let it trap */ 66970bcc658SLior David wil_w(wil, wil->iccm_base + ivt3 + 4, ARC_me_imm32(ivt3)); 67070bcc658SLior David usleep_range(20, 25); /* let the BL get into the trap */ 67170bcc658SLior David 67270bcc658SLior David /* verify the BL is frozen */ 67370bcc658SLior David upc = wil_r(wil, RGF_USER_CPU_PC); 67470bcc658SLior David if (upc < ivt3 || (upc > (ivt3 + 8))) 67570bcc658SLior David wil_dbg_misc(wil, "BL freeze failed, PC=0x%08X\n", upc); 67670bcc658SLior David 67770bcc658SLior David wil_w(wil, RGF_USER_USAGE_8, saved); 67870bcc658SLior David } 67970bcc658SLior David 68070bcc658SLior David static void wil_bl_prepare_halt(struct wil6210_priv *wil) 68170bcc658SLior David { 68270bcc658SLior David u32 tmp, ver; 68370bcc658SLior David 68470bcc658SLior David /* before halting device CPU driver must make sure BL is not accessing 68570bcc658SLior David * host memory. This is done differently depending on BL version: 68670bcc658SLior David * 1. For very old BL versions the procedure is skipped 68770bcc658SLior David * (not supported). 68870bcc658SLior David * 2. For old BL version we use a special trick to freeze the BL 68970bcc658SLior David * 3. For new BL versions we shutdown the BL using handshake procedure. 69070bcc658SLior David */ 69170bcc658SLior David tmp = wil_r(wil, RGF_USER_BL + 69270bcc658SLior David offsetof(struct bl_dedicated_registers_v0, 69370bcc658SLior David boot_loader_struct_version)); 69470bcc658SLior David if (!tmp) { 69577b83829SColin Ian King wil_dbg_misc(wil, "old BL, skipping halt preparation\n"); 69670bcc658SLior David return; 69770bcc658SLior David } 69870bcc658SLior David 69970bcc658SLior David tmp = wil_r(wil, RGF_USER_BL + 70070bcc658SLior David offsetof(struct bl_dedicated_registers_v1, 70170bcc658SLior David bl_shutdown_handshake)); 70270bcc658SLior David ver = BL_SHUTDOWN_HS_PROT_VER(tmp); 70370bcc658SLior David 70470bcc658SLior David if (ver > 0) 70570bcc658SLior David wil_shutdown_bl(wil); 70670bcc658SLior David else 70770bcc658SLior David wil_freeze_bl(wil); 70870bcc658SLior David } 70970bcc658SLior David 710151a9706SVladimir Kondratiev static inline void wil_halt_cpu(struct wil6210_priv *wil) 711151a9706SVladimir Kondratiev { 712b9eeb512SVladimir Kondratiev wil_w(wil, RGF_USER_USER_CPU_0, BIT_USER_USER_CPU_MAN_RST); 713b9eeb512SVladimir Kondratiev wil_w(wil, RGF_USER_MAC_CPU_0, BIT_USER_MAC_CPU_MAN_RST); 714151a9706SVladimir Kondratiev } 715151a9706SVladimir Kondratiev 716151a9706SVladimir Kondratiev static inline void wil_release_cpu(struct wil6210_priv *wil) 717151a9706SVladimir Kondratiev { 718151a9706SVladimir Kondratiev /* Start CPU */ 719b9eeb512SVladimir Kondratiev wil_w(wil, RGF_USER_USER_CPU_0, 1); 720151a9706SVladimir Kondratiev } 721151a9706SVladimir Kondratiev 722b8c31b5dSLior David static void wil_set_oob_mode(struct wil6210_priv *wil, u8 mode) 7231f1a361aSLior David { 724b8c31b5dSLior David wil_info(wil, "oob_mode to %d\n", mode); 725b8c31b5dSLior David switch (mode) { 726b8c31b5dSLior David case 0: 727b8c31b5dSLior David wil_c(wil, RGF_USER_USAGE_6, BIT_USER_OOB_MODE | 728b8c31b5dSLior David BIT_USER_OOB_R2_MODE); 729b8c31b5dSLior David break; 730b8c31b5dSLior David case 1: 731b8c31b5dSLior David wil_c(wil, RGF_USER_USAGE_6, BIT_USER_OOB_R2_MODE); 7321f1a361aSLior David wil_s(wil, RGF_USER_USAGE_6, BIT_USER_OOB_MODE); 733b8c31b5dSLior David break; 734b8c31b5dSLior David case 2: 7351f1a361aSLior David wil_c(wil, RGF_USER_USAGE_6, BIT_USER_OOB_MODE); 736b8c31b5dSLior David wil_s(wil, RGF_USER_USAGE_6, BIT_USER_OOB_R2_MODE); 737b8c31b5dSLior David break; 738b8c31b5dSLior David default: 739b8c31b5dSLior David wil_err(wil, "invalid oob_mode: %d\n", mode); 740b8c31b5dSLior David } 7411f1a361aSLior David } 7421f1a361aSLior David 7432a0efe6aSDedy Lansky static int wil_target_reset(struct wil6210_priv *wil, int no_flash) 7442be7d22fSVladimir Kondratiev { 74598a65b59SVladimir Kondratiev int delay = 0; 746bb6c8dccSVladimir Kondratiev u32 x, x1 = 0; 74736b10a72SVladimir Kondratiev 7481aeda13bSVladimir Kondratiev wil_dbg_misc(wil, "Resetting \"%s\"...\n", wil->hw_name); 7496508281bSVladimir Kondratiev 7506508281bSVladimir Kondratiev /* Clear MAC link up */ 751b9eeb512SVladimir Kondratiev wil_s(wil, RGF_HP_CTRL, BIT(15)); 752b9eeb512SVladimir Kondratiev wil_s(wil, RGF_USER_CLKS_CTL_SW_RST_MASK_0, BIT_HPAL_PERST_FROM_PAD); 753b9eeb512SVladimir Kondratiev wil_s(wil, RGF_USER_CLKS_CTL_SW_RST_MASK_0, BIT_CAR_PERST_RST); 754151a9706SVladimir Kondratiev 755151a9706SVladimir Kondratiev wil_halt_cpu(wil); 7562be7d22fSVladimir Kondratiev 75770bcc658SLior David if (!no_flash) { 7582cd0f021SVladimir Kondratiev /* clear all boot loader "ready" bits */ 759b9eeb512SVladimir Kondratiev wil_w(wil, RGF_USER_BL + 7602a0efe6aSDedy Lansky offsetof(struct bl_dedicated_registers_v0, 7612a0efe6aSDedy Lansky boot_loader_ready), 0); 76270bcc658SLior David /* this should be safe to write even with old BLs */ 76370bcc658SLior David wil_w(wil, RGF_USER_BL + 76470bcc658SLior David offsetof(struct bl_dedicated_registers_v1, 76570bcc658SLior David bl_shutdown_handshake), 0); 76670bcc658SLior David } 767cce47711SVladimir Kondratiev /* Clear Fw Download notification */ 768b9eeb512SVladimir Kondratiev wil_c(wil, RGF_USER_USAGE_6, BIT(0)); 769cce47711SVladimir Kondratiev 770b9eeb512SVladimir Kondratiev wil_s(wil, RGF_CAF_OSC_CONTROL, BIT_CAF_OSC_XTAL_EN); 77148516298SVladimir Kondratiev /* XTAL stabilization should take about 3ms */ 77248516298SVladimir Kondratiev usleep_range(5000, 7000); 773b9eeb512SVladimir Kondratiev x = wil_r(wil, RGF_CAF_PLL_LOCK_STATUS); 77448516298SVladimir Kondratiev if (!(x & BIT_CAF_OSC_DIG_XTAL_STABLE)) { 77548516298SVladimir Kondratiev wil_err(wil, "Xtal stabilization timeout\n" 77648516298SVladimir Kondratiev "RGF_CAF_PLL_LOCK_STATUS = 0x%08x\n", x); 77748516298SVladimir Kondratiev return -ETIME; 77848516298SVladimir Kondratiev } 77948516298SVladimir Kondratiev /* switch 10k to XTAL*/ 780b9eeb512SVladimir Kondratiev wil_c(wil, RGF_USER_SPARROW_M_4, BIT_SPARROW_M_4_SEL_SLEEP_OR_REF); 78148516298SVladimir Kondratiev /* 40 MHz */ 782b9eeb512SVladimir Kondratiev wil_c(wil, RGF_USER_CLKS_CTL_0, BIT_USER_CLKS_CAR_AHB_SW_SEL); 78348516298SVladimir Kondratiev 784b9eeb512SVladimir Kondratiev wil_w(wil, RGF_USER_CLKS_CTL_EXT_SW_RST_VEC_0, 0x3ff81f); 785b9eeb512SVladimir Kondratiev wil_w(wil, RGF_USER_CLKS_CTL_EXT_SW_RST_VEC_1, 0xf); 7866508281bSVladimir Kondratiev 787b9eeb512SVladimir Kondratiev wil_w(wil, RGF_USER_CLKS_CTL_SW_RST_VEC_2, 0xFE000000); 788b9eeb512SVladimir Kondratiev wil_w(wil, RGF_USER_CLKS_CTL_SW_RST_VEC_1, 0x0000003F); 789b9eeb512SVladimir Kondratiev wil_w(wil, RGF_USER_CLKS_CTL_SW_RST_VEC_3, 0x000000f0); 790b9eeb512SVladimir Kondratiev wil_w(wil, RGF_USER_CLKS_CTL_SW_RST_VEC_0, 0xFFE7FE00); 7912be7d22fSVladimir Kondratiev 792b9eeb512SVladimir Kondratiev wil_w(wil, RGF_USER_CLKS_CTL_EXT_SW_RST_VEC_0, 0x0); 793b9eeb512SVladimir Kondratiev wil_w(wil, RGF_USER_CLKS_CTL_EXT_SW_RST_VEC_1, 0x0); 7946508281bSVladimir Kondratiev 795b9eeb512SVladimir Kondratiev wil_w(wil, RGF_USER_CLKS_CTL_SW_RST_VEC_3, 0); 796b9eeb512SVladimir Kondratiev wil_w(wil, RGF_USER_CLKS_CTL_SW_RST_VEC_2, 0); 797b9eeb512SVladimir Kondratiev wil_w(wil, RGF_USER_CLKS_CTL_SW_RST_VEC_1, 0); 798b9eeb512SVladimir Kondratiev wil_w(wil, RGF_USER_CLKS_CTL_SW_RST_VEC_0, 0); 7992be7d22fSVladimir Kondratiev 800b9eeb512SVladimir Kondratiev wil_w(wil, RGF_USER_CLKS_CTL_SW_RST_VEC_3, 0x00000003); 801b9eeb512SVladimir Kondratiev /* reset A2 PCIE AHB */ 802b9eeb512SVladimir Kondratiev wil_w(wil, RGF_USER_CLKS_CTL_SW_RST_VEC_2, 0x00008000); 8036508281bSVladimir Kondratiev 804b9eeb512SVladimir Kondratiev wil_w(wil, RGF_USER_CLKS_CTL_SW_RST_VEC_0, 0); 8052be7d22fSVladimir Kondratiev 8062cd0f021SVladimir Kondratiev /* wait until device ready. typical time is 20..80 msec */ 8072a0efe6aSDedy Lansky if (no_flash) 8082a0efe6aSDedy Lansky do { 8092a0efe6aSDedy Lansky msleep(RST_DELAY); 8102a0efe6aSDedy Lansky x = wil_r(wil, USER_EXT_USER_PMU_3); 8112a0efe6aSDedy Lansky if (delay++ > RST_COUNT) { 8122a0efe6aSDedy Lansky wil_err(wil, "Reset not completed, PMU_3 0x%08x\n", 8132a0efe6aSDedy Lansky x); 8142a0efe6aSDedy Lansky return -ETIME; 8152a0efe6aSDedy Lansky } 8162a0efe6aSDedy Lansky } while ((x & BIT_PMU_DEVICE_RDY) == 0); 8172a0efe6aSDedy Lansky else 81836b10a72SVladimir Kondratiev do { 819520d68e7SVladimir Kondratiev msleep(RST_DELAY); 820b9eeb512SVladimir Kondratiev x = wil_r(wil, RGF_USER_BL + 821b9eeb512SVladimir Kondratiev offsetof(struct bl_dedicated_registers_v0, 822f1ad8c93SVladimir Kondratiev boot_loader_ready)); 823bb6c8dccSVladimir Kondratiev if (x1 != x) { 8242a0efe6aSDedy Lansky wil_dbg_misc(wil, "BL.ready 0x%08x => 0x%08x\n", 8252a0efe6aSDedy Lansky x1, x); 826bb6c8dccSVladimir Kondratiev x1 = x; 827bb6c8dccSVladimir Kondratiev } 828520d68e7SVladimir Kondratiev if (delay++ > RST_COUNT) { 8292cd0f021SVladimir Kondratiev wil_err(wil, "Reset not completed, bl.ready 0x%08x\n", 83048516298SVladimir Kondratiev x); 831bbb2adc7SVladimir Kondratiev return -ETIME; 83236b10a72SVladimir Kondratiev } 833f1ad8c93SVladimir Kondratiev } while (x != BL_READY); 83436b10a72SVladimir Kondratiev 835b9eeb512SVladimir Kondratiev wil_c(wil, RGF_USER_CLKS_CTL_0, BIT_USER_CLKS_RST_PWGD); 836972072aaSVladimir Kondratiev 837e3351277SVladimir Kondratiev /* enable fix for HW bug related to the SA/DA swap in AP Rx */ 838b9eeb512SVladimir Kondratiev wil_s(wil, RGF_DMA_OFUL_NID_0, BIT_DMA_OFUL_NID_0_RX_EXT_TR_EN | 839e3351277SVladimir Kondratiev BIT_DMA_OFUL_NID_0_RX_EXT_A3_SRC); 840e3351277SVladimir Kondratiev 841b8e13b87SMaya Erez if (no_flash) { 842b8e13b87SMaya Erez /* Reset OTP HW vectors to fit 40MHz */ 843b8e13b87SMaya Erez wil_w(wil, RGF_USER_XPM_IFC_RD_TIME1, 0x60001); 844b8e13b87SMaya Erez wil_w(wil, RGF_USER_XPM_IFC_RD_TIME2, 0x20027); 845b8e13b87SMaya Erez wil_w(wil, RGF_USER_XPM_IFC_RD_TIME3, 0x1); 846b8e13b87SMaya Erez wil_w(wil, RGF_USER_XPM_IFC_RD_TIME4, 0x20027); 847b8e13b87SMaya Erez wil_w(wil, RGF_USER_XPM_IFC_RD_TIME5, 0x30003); 848b8e13b87SMaya Erez wil_w(wil, RGF_USER_XPM_IFC_RD_TIME6, 0x20002); 849b8e13b87SMaya Erez wil_w(wil, RGF_USER_XPM_IFC_RD_TIME7, 0x60001); 850b8e13b87SMaya Erez wil_w(wil, RGF_USER_XPM_IFC_RD_TIME8, 0x60001); 851b8e13b87SMaya Erez wil_w(wil, RGF_USER_XPM_IFC_RD_TIME9, 0x60001); 852b8e13b87SMaya Erez wil_w(wil, RGF_USER_XPM_IFC_RD_TIME10, 0x60001); 853b8e13b87SMaya Erez wil_w(wil, RGF_USER_XPM_RD_DOUT_SAMPLE_TIME, 0x57); 854b8e13b87SMaya Erez } 855b8e13b87SMaya Erez 856520d68e7SVladimir Kondratiev wil_dbg_misc(wil, "Reset completed in %d ms\n", delay * RST_DELAY); 857bbb2adc7SVladimir Kondratiev return 0; 858151a9706SVladimir Kondratiev } 8592be7d22fSVladimir Kondratiev 8603fea18d0SLior David static void wil_collect_fw_info(struct wil6210_priv *wil) 8613fea18d0SLior David { 8623fea18d0SLior David struct wiphy *wiphy = wil_to_wiphy(wil); 8633fea18d0SLior David u8 retry_short; 8643fea18d0SLior David int rc; 8653fea18d0SLior David 8663ead1e01SLior David wil_refresh_fw_capabilities(wil); 8673ead1e01SLior David 8683fea18d0SLior David rc = wmi_get_mgmt_retry(wil, &retry_short); 8693fea18d0SLior David if (!rc) { 8703fea18d0SLior David wiphy->retry_short = retry_short; 8713fea18d0SLior David wil_dbg_misc(wil, "FW retry_short: %d\n", retry_short); 8723fea18d0SLior David } 8733fea18d0SLior David } 8743fea18d0SLior David 8753ead1e01SLior David void wil_refresh_fw_capabilities(struct wil6210_priv *wil) 8763ead1e01SLior David { 8773ead1e01SLior David struct wiphy *wiphy = wil_to_wiphy(wil); 878594b59ecSMaya Erez int features; 8793ead1e01SLior David 8803ead1e01SLior David wil->keep_radio_on_during_sleep = 88138e4c25dSMaya Erez test_bit(WIL_PLATFORM_CAPA_RADIO_ON_IN_SUSPEND, 88238e4c25dSMaya Erez wil->platform_capa) && 8833ead1e01SLior David test_bit(WMI_FW_CAPABILITY_D3_SUSPEND, wil->fw_capabilities); 8843ead1e01SLior David 8853ead1e01SLior David wil_info(wil, "keep_radio_on_during_sleep (%d)\n", 8863ead1e01SLior David wil->keep_radio_on_during_sleep); 8873ead1e01SLior David 8883ead1e01SLior David if (test_bit(WMI_FW_CAPABILITY_RSSI_REPORTING, wil->fw_capabilities)) 8893ead1e01SLior David wiphy->signal_type = CFG80211_SIGNAL_TYPE_MBM; 8903ead1e01SLior David else 8913ead1e01SLior David wiphy->signal_type = CFG80211_SIGNAL_TYPE_UNSPEC; 892a5dc6883SDedy Lansky 893a5dc6883SDedy Lansky if (test_bit(WMI_FW_CAPABILITY_PNO, wil->fw_capabilities)) { 894a5dc6883SDedy Lansky wiphy->max_sched_scan_reqs = 1; 895a5dc6883SDedy Lansky wiphy->max_sched_scan_ssids = WMI_MAX_PNO_SSID_NUM; 896a5dc6883SDedy Lansky wiphy->max_match_sets = WMI_MAX_PNO_SSID_NUM; 897a5dc6883SDedy Lansky wiphy->max_sched_scan_ie_len = WMI_MAX_IE_LEN; 898a5dc6883SDedy Lansky wiphy->max_sched_scan_plans = WMI_MAX_PLANS_NUM; 899a5dc6883SDedy Lansky } 900594b59ecSMaya Erez 901594b59ecSMaya Erez if (wil->platform_ops.set_features) { 902594b59ecSMaya Erez features = (test_bit(WMI_FW_CAPABILITY_REF_CLOCK_CONTROL, 903594b59ecSMaya Erez wil->fw_capabilities) && 904594b59ecSMaya Erez test_bit(WIL_PLATFORM_CAPA_EXT_CLK, 905594b59ecSMaya Erez wil->platform_capa)) ? 906594b59ecSMaya Erez BIT(WIL_PLATFORM_FEATURE_FW_EXT_CLK_CONTROL) : 0; 907594b59ecSMaya Erez 908594b59ecSMaya Erez wil->platform_ops.set_features(wil->platform_handle, features); 909594b59ecSMaya Erez } 9103ead1e01SLior David } 9113ead1e01SLior David 9122be7d22fSVladimir Kondratiev void wil_mbox_ring_le2cpus(struct wil6210_mbox_ring *r) 9132be7d22fSVladimir Kondratiev { 9142be7d22fSVladimir Kondratiev le32_to_cpus(&r->base); 9152be7d22fSVladimir Kondratiev le16_to_cpus(&r->entry_size); 9162be7d22fSVladimir Kondratiev le16_to_cpus(&r->size); 9172be7d22fSVladimir Kondratiev le32_to_cpus(&r->tail); 9182be7d22fSVladimir Kondratiev le32_to_cpus(&r->head); 9192be7d22fSVladimir Kondratiev } 9202be7d22fSVladimir Kondratiev 9212cd0f021SVladimir Kondratiev static int wil_get_bl_info(struct wil6210_priv *wil) 9222cd0f021SVladimir Kondratiev { 923e00243faSLior David struct net_device *ndev = wil->main_ndev; 924b42f1196SHamad Kadmany struct wiphy *wiphy = wil_to_wiphy(wil); 925f1ad8c93SVladimir Kondratiev union { 926f1ad8c93SVladimir Kondratiev struct bl_dedicated_registers_v0 bl0; 927f1ad8c93SVladimir Kondratiev struct bl_dedicated_registers_v1 bl1; 928f1ad8c93SVladimir Kondratiev } bl; 929f1ad8c93SVladimir Kondratiev u32 bl_ver; 930f1ad8c93SVladimir Kondratiev u8 *mac; 931f1ad8c93SVladimir Kondratiev u16 rf_status; 9322cd0f021SVladimir Kondratiev 933f1ad8c93SVladimir Kondratiev wil_memcpy_fromio_32(&bl, wil->csr + HOSTADDR(RGF_USER_BL), 93419c871ceSVladimir Kondratiev sizeof(bl)); 93519c871ceSVladimir Kondratiev bl_ver = le32_to_cpu(bl.bl0.boot_loader_struct_version); 93619c871ceSVladimir Kondratiev mac = bl.bl0.mac_address; 93719c871ceSVladimir Kondratiev 93819c871ceSVladimir Kondratiev if (bl_ver == 0) { 939f1ad8c93SVladimir Kondratiev le32_to_cpus(&bl.bl0.rf_type); 940f1ad8c93SVladimir Kondratiev le32_to_cpus(&bl.bl0.baseband_type); 941f1ad8c93SVladimir Kondratiev rf_status = 0; /* actually, unknown */ 942f1ad8c93SVladimir Kondratiev wil_info(wil, 943f1ad8c93SVladimir Kondratiev "Boot Loader struct v%d: MAC = %pM RF = 0x%08x bband = 0x%08x\n", 944f1ad8c93SVladimir Kondratiev bl_ver, mac, 945f1ad8c93SVladimir Kondratiev bl.bl0.rf_type, bl.bl0.baseband_type); 946f1ad8c93SVladimir Kondratiev wil_info(wil, "Boot Loader build unknown for struct v0\n"); 94719c871ceSVladimir Kondratiev } else { 948f1ad8c93SVladimir Kondratiev le16_to_cpus(&bl.bl1.rf_type); 949f1ad8c93SVladimir Kondratiev rf_status = le16_to_cpu(bl.bl1.rf_status); 950f1ad8c93SVladimir Kondratiev le32_to_cpus(&bl.bl1.baseband_type); 951f1ad8c93SVladimir Kondratiev le16_to_cpus(&bl.bl1.bl_version_subminor); 952f1ad8c93SVladimir Kondratiev le16_to_cpus(&bl.bl1.bl_version_build); 953f1ad8c93SVladimir Kondratiev wil_info(wil, 954f1ad8c93SVladimir Kondratiev "Boot Loader struct v%d: MAC = %pM RF = 0x%04x (status 0x%04x) bband = 0x%08x\n", 955f1ad8c93SVladimir Kondratiev bl_ver, mac, 956f1ad8c93SVladimir Kondratiev bl.bl1.rf_type, rf_status, 957f1ad8c93SVladimir Kondratiev bl.bl1.baseband_type); 958f1ad8c93SVladimir Kondratiev wil_info(wil, "Boot Loader build %d.%d.%d.%d\n", 959f1ad8c93SVladimir Kondratiev bl.bl1.bl_version_major, bl.bl1.bl_version_minor, 960f1ad8c93SVladimir Kondratiev bl.bl1.bl_version_subminor, bl.bl1.bl_version_build); 9612cd0f021SVladimir Kondratiev } 9622cd0f021SVladimir Kondratiev 963f1ad8c93SVladimir Kondratiev if (!is_valid_ether_addr(mac)) { 964f1ad8c93SVladimir Kondratiev wil_err(wil, "BL: Invalid MAC %pM\n", mac); 965f1ad8c93SVladimir Kondratiev return -EINVAL; 966f1ad8c93SVladimir Kondratiev } 967f1ad8c93SVladimir Kondratiev 968f1ad8c93SVladimir Kondratiev ether_addr_copy(ndev->perm_addr, mac); 969b42f1196SHamad Kadmany ether_addr_copy(wiphy->perm_addr, mac); 9702cd0f021SVladimir Kondratiev if (!is_valid_ether_addr(ndev->dev_addr)) 971f1ad8c93SVladimir Kondratiev ether_addr_copy(ndev->dev_addr, mac); 972f1ad8c93SVladimir Kondratiev 973f1ad8c93SVladimir Kondratiev if (rf_status) {/* bad RF cable? */ 974f1ad8c93SVladimir Kondratiev wil_err(wil, "RF communication error 0x%04x", 975f1ad8c93SVladimir Kondratiev rf_status); 976f1ad8c93SVladimir Kondratiev return -EAGAIN; 977f1ad8c93SVladimir Kondratiev } 9782cd0f021SVladimir Kondratiev 9792cd0f021SVladimir Kondratiev return 0; 9802cd0f021SVladimir Kondratiev } 9812cd0f021SVladimir Kondratiev 982409ead54SVladimir Kondratiev static void wil_bl_crash_info(struct wil6210_priv *wil, bool is_err) 983409ead54SVladimir Kondratiev { 984409ead54SVladimir Kondratiev u32 bl_assert_code, bl_assert_blink, bl_magic_number; 985409ead54SVladimir Kondratiev u32 bl_ver = wil_r(wil, RGF_USER_BL + 986409ead54SVladimir Kondratiev offsetof(struct bl_dedicated_registers_v0, 987409ead54SVladimir Kondratiev boot_loader_struct_version)); 988409ead54SVladimir Kondratiev 989409ead54SVladimir Kondratiev if (bl_ver < 2) 990409ead54SVladimir Kondratiev return; 991409ead54SVladimir Kondratiev 992409ead54SVladimir Kondratiev bl_assert_code = wil_r(wil, RGF_USER_BL + 993409ead54SVladimir Kondratiev offsetof(struct bl_dedicated_registers_v1, 994409ead54SVladimir Kondratiev bl_assert_code)); 995409ead54SVladimir Kondratiev bl_assert_blink = wil_r(wil, RGF_USER_BL + 996409ead54SVladimir Kondratiev offsetof(struct bl_dedicated_registers_v1, 997409ead54SVladimir Kondratiev bl_assert_blink)); 998409ead54SVladimir Kondratiev bl_magic_number = wil_r(wil, RGF_USER_BL + 999409ead54SVladimir Kondratiev offsetof(struct bl_dedicated_registers_v1, 1000409ead54SVladimir Kondratiev bl_magic_number)); 1001409ead54SVladimir Kondratiev 1002409ead54SVladimir Kondratiev if (is_err) { 1003409ead54SVladimir Kondratiev wil_err(wil, 1004409ead54SVladimir Kondratiev "BL assert code 0x%08x blink 0x%08x magic 0x%08x\n", 1005409ead54SVladimir Kondratiev bl_assert_code, bl_assert_blink, bl_magic_number); 1006409ead54SVladimir Kondratiev } else { 1007409ead54SVladimir Kondratiev wil_dbg_misc(wil, 1008409ead54SVladimir Kondratiev "BL assert code 0x%08x blink 0x%08x magic 0x%08x\n", 1009409ead54SVladimir Kondratiev bl_assert_code, bl_assert_blink, bl_magic_number); 1010409ead54SVladimir Kondratiev } 1011409ead54SVladimir Kondratiev } 1012409ead54SVladimir Kondratiev 10132a0efe6aSDedy Lansky static int wil_get_otp_info(struct wil6210_priv *wil) 10142a0efe6aSDedy Lansky { 1015e00243faSLior David struct net_device *ndev = wil->main_ndev; 10162a0efe6aSDedy Lansky struct wiphy *wiphy = wil_to_wiphy(wil); 10172a0efe6aSDedy Lansky u8 mac[8]; 10182a0efe6aSDedy Lansky 10192a0efe6aSDedy Lansky wil_memcpy_fromio_32(mac, wil->csr + HOSTADDR(RGF_OTP_MAC), 10202a0efe6aSDedy Lansky sizeof(mac)); 10212a0efe6aSDedy Lansky if (!is_valid_ether_addr(mac)) { 10222a0efe6aSDedy Lansky wil_err(wil, "Invalid MAC %pM\n", mac); 10232a0efe6aSDedy Lansky return -EINVAL; 10242a0efe6aSDedy Lansky } 10252a0efe6aSDedy Lansky 10262a0efe6aSDedy Lansky ether_addr_copy(ndev->perm_addr, mac); 10272a0efe6aSDedy Lansky ether_addr_copy(wiphy->perm_addr, mac); 10282a0efe6aSDedy Lansky if (!is_valid_ether_addr(ndev->dev_addr)) 10292a0efe6aSDedy Lansky ether_addr_copy(ndev->dev_addr, mac); 10302a0efe6aSDedy Lansky 10312a0efe6aSDedy Lansky return 0; 10322a0efe6aSDedy Lansky } 10332a0efe6aSDedy Lansky 10342be7d22fSVladimir Kondratiev static int wil_wait_for_fw_ready(struct wil6210_priv *wil) 10352be7d22fSVladimir Kondratiev { 10362be7d22fSVladimir Kondratiev ulong to = msecs_to_jiffies(1000); 10372be7d22fSVladimir Kondratiev ulong left = wait_for_completion_timeout(&wil->wmi_ready, to); 10388fe59627SVladimir Kondratiev 10392be7d22fSVladimir Kondratiev if (0 == left) { 10402be7d22fSVladimir Kondratiev wil_err(wil, "Firmware not ready\n"); 10412be7d22fSVladimir Kondratiev return -ETIME; 10422be7d22fSVladimir Kondratiev } else { 104315e23124SVladimir Kondratiev wil_info(wil, "FW ready after %d ms. HW version 0x%08x\n", 104415e23124SVladimir Kondratiev jiffies_to_msecs(to-left), wil->hw_version); 10452be7d22fSVladimir Kondratiev } 10462be7d22fSVladimir Kondratiev return 0; 10472be7d22fSVladimir Kondratiev } 10482be7d22fSVladimir Kondratiev 1049e00243faSLior David void wil_abort_scan(struct wil6210_vif *vif, bool sync) 1050035859a5SMaya Erez { 1051e00243faSLior David struct wil6210_priv *wil = vif_to_wil(vif); 1052035859a5SMaya Erez int rc; 1053035859a5SMaya Erez struct cfg80211_scan_info info = { 1054035859a5SMaya Erez .aborted = true, 1055035859a5SMaya Erez }; 1056035859a5SMaya Erez 1057035859a5SMaya Erez lockdep_assert_held(&wil->p2p_wdev_mutex); 1058035859a5SMaya Erez 1059e00243faSLior David if (!vif->scan_request) 1060035859a5SMaya Erez return; 1061035859a5SMaya Erez 1062e00243faSLior David wil_dbg_misc(wil, "Abort scan_request 0x%p\n", vif->scan_request); 1063e00243faSLior David del_timer_sync(&vif->scan_timer); 1064035859a5SMaya Erez mutex_unlock(&wil->p2p_wdev_mutex); 1065e00243faSLior David rc = wmi_abort_scan(vif); 1066035859a5SMaya Erez if (!rc && sync) 1067e00243faSLior David wait_event_interruptible_timeout(wil->wq, !vif->scan_request, 1068035859a5SMaya Erez msecs_to_jiffies( 1069035859a5SMaya Erez WAIT_FOR_SCAN_ABORT_MS)); 1070035859a5SMaya Erez 1071035859a5SMaya Erez mutex_lock(&wil->p2p_wdev_mutex); 1072e00243faSLior David if (vif->scan_request) { 1073e00243faSLior David cfg80211_scan_done(vif->scan_request, &info); 1074e00243faSLior David vif->scan_request = NULL; 1075035859a5SMaya Erez } 1076035859a5SMaya Erez } 1077035859a5SMaya Erez 10788b068c03SLazar Alexei int wil_ps_update(struct wil6210_priv *wil, enum wmi_ps_profile_type ps_profile) 10798b068c03SLazar Alexei { 10808b068c03SLazar Alexei int rc; 10818b068c03SLazar Alexei 10828b068c03SLazar Alexei if (!test_bit(WMI_FW_CAPABILITY_PS_CONFIG, wil->fw_capabilities)) { 10838b068c03SLazar Alexei wil_err(wil, "set_power_mgmt not supported\n"); 10848b068c03SLazar Alexei return -EOPNOTSUPP; 10858b068c03SLazar Alexei } 10868b068c03SLazar Alexei 10878b068c03SLazar Alexei rc = wmi_ps_dev_profile_cfg(wil, ps_profile); 10888b068c03SLazar Alexei if (rc) 10898b068c03SLazar Alexei wil_err(wil, "wmi_ps_dev_profile_cfg failed (%d)\n", rc); 10908b068c03SLazar Alexei else 10918b068c03SLazar Alexei wil->ps_profile = ps_profile; 10928b068c03SLazar Alexei 10938b068c03SLazar Alexei return rc; 10948b068c03SLazar Alexei } 10958b068c03SLazar Alexei 10961490846dSDedy Lansky static void wil_pre_fw_config(struct wil6210_priv *wil) 10971490846dSDedy Lansky { 10981490846dSDedy Lansky /* Mark FW as loaded from host */ 10991490846dSDedy Lansky wil_s(wil, RGF_USER_USAGE_6, 1); 11001490846dSDedy Lansky 11011490846dSDedy Lansky /* clear any interrupts which on-card-firmware 11021490846dSDedy Lansky * may have set 11031490846dSDedy Lansky */ 11041490846dSDedy Lansky wil6210_clear_irq(wil); 11051490846dSDedy Lansky /* CAF_ICR - clear and mask */ 11061490846dSDedy Lansky /* it is W1C, clear by writing back same value */ 11071490846dSDedy Lansky wil_s(wil, RGF_CAF_ICR + offsetof(struct RGF_ICR, ICR), 0); 11081490846dSDedy Lansky wil_w(wil, RGF_CAF_ICR + offsetof(struct RGF_ICR, IMV), ~0); 11097086d861SDedy Lansky /* clear PAL_UNIT_ICR (potential D0->D3 leftover) */ 11107086d861SDedy Lansky wil_s(wil, RGF_PAL_UNIT_ICR + offsetof(struct RGF_ICR, ICR), 0); 11111490846dSDedy Lansky 11121490846dSDedy Lansky if (wil->fw_calib_result > 0) { 11131490846dSDedy Lansky __le32 val = cpu_to_le32(wil->fw_calib_result | 11141490846dSDedy Lansky (CALIB_RESULT_SIGNATURE << 8)); 11151490846dSDedy Lansky wil_w(wil, RGF_USER_FW_CALIB_RESULT, (u32 __force)val); 11161490846dSDedy Lansky } 11171490846dSDedy Lansky } 11181490846dSDedy Lansky 11194aebd3bdSLior David static int wil_restore_vifs(struct wil6210_priv *wil) 11204aebd3bdSLior David { 11214aebd3bdSLior David struct wil6210_vif *vif; 11224aebd3bdSLior David struct net_device *ndev; 11234aebd3bdSLior David struct wireless_dev *wdev; 11244aebd3bdSLior David int i, rc; 11254aebd3bdSLior David 11264aebd3bdSLior David for (i = 0; i < wil->max_vifs; i++) { 11274aebd3bdSLior David vif = wil->vifs[i]; 11284aebd3bdSLior David if (!vif) 11294aebd3bdSLior David continue; 11304aebd3bdSLior David if (vif->mid) { 11314aebd3bdSLior David ndev = vif_to_ndev(vif); 11324aebd3bdSLior David wdev = vif_to_wdev(vif); 11334aebd3bdSLior David rc = wmi_port_allocate(wil, vif->mid, ndev->dev_addr, 11344aebd3bdSLior David wdev->iftype); 11354aebd3bdSLior David if (rc) { 11364aebd3bdSLior David wil_err(wil, "fail to restore VIF %d type %d, rc %d\n", 11374aebd3bdSLior David i, wdev->iftype, rc); 11384aebd3bdSLior David return rc; 11394aebd3bdSLior David } 11404aebd3bdSLior David } 11414aebd3bdSLior David } 11424aebd3bdSLior David 11434aebd3bdSLior David return 0; 11444aebd3bdSLior David } 11454aebd3bdSLior David 11462be7d22fSVladimir Kondratiev /* 11472be7d22fSVladimir Kondratiev * We reset all the structures, and we reset the UMAC. 11482be7d22fSVladimir Kondratiev * After calling this routine, you're expected to reload 11492be7d22fSVladimir Kondratiev * the firmware. 11502be7d22fSVladimir Kondratiev */ 11512cd0f021SVladimir Kondratiev int wil_reset(struct wil6210_priv *wil, bool load_fw) 11522be7d22fSVladimir Kondratiev { 11532be7d22fSVladimir Kondratiev int rc; 1154a8fd16d7SMaya Erez unsigned long status_flags = BIT(wil_status_resetting); 11552a0efe6aSDedy Lansky int no_flash; 1156e00243faSLior David struct wil6210_vif *vif = ndev_to_vif(wil->main_ndev); 11572be7d22fSVladimir Kondratiev 1158af3db60aSLazar Alexei wil_dbg_misc(wil, "reset\n"); 11599cf10d62SVladimir Kondratiev 1160097638a0SVladimir Kondratiev WARN_ON(!mutex_is_locked(&wil->mutex)); 11619419b6a2SVladimir Kondratiev WARN_ON(test_bit(wil_status_napi_en, wil->status)); 1162097638a0SVladimir Kondratiev 1163bfc2dc7aSVladimir Kondratiev if (debug_fw) { 1164bfc2dc7aSVladimir Kondratiev static const u8 mac[ETH_ALEN] = { 1165bfc2dc7aSVladimir Kondratiev 0x00, 0xde, 0xad, 0x12, 0x34, 0x56, 1166bfc2dc7aSVladimir Kondratiev }; 1167e00243faSLior David struct net_device *ndev = wil->main_ndev; 1168bfc2dc7aSVladimir Kondratiev 1169bfc2dc7aSVladimir Kondratiev ether_addr_copy(ndev->perm_addr, mac); 1170bfc2dc7aSVladimir Kondratiev ether_addr_copy(ndev->dev_addr, ndev->perm_addr); 1171bfc2dc7aSVladimir Kondratiev return 0; 1172bfc2dc7aSVladimir Kondratiev } 1173bfc2dc7aSVladimir Kondratiev 117467131a1dSVladimir Kondratiev if (wil->hw_version == HW_VER_UNKNOWN) 117567131a1dSVladimir Kondratiev return -ENODEV; 117667131a1dSVladimir Kondratiev 117738e4c25dSMaya Erez if (test_bit(WIL_PLATFORM_CAPA_T_PWR_ON_0, wil->platform_capa)) { 117838e4c25dSMaya Erez wil_dbg_misc(wil, "Notify FW to set T_POWER_ON=0\n"); 117938e4c25dSMaya Erez wil_s(wil, RGF_USER_USAGE_8, BIT_USER_SUPPORT_T_POWER_ON_0); 118038e4c25dSMaya Erez } 118138e4c25dSMaya Erez 118238e4c25dSMaya Erez if (test_bit(WIL_PLATFORM_CAPA_EXT_CLK, wil->platform_capa)) { 118338e4c25dSMaya Erez wil_dbg_misc(wil, "Notify FW on ext clock configuration\n"); 118438e4c25dSMaya Erez wil_s(wil, RGF_USER_USAGE_8, BIT_USER_EXT_CLK); 118538e4c25dSMaya Erez } 118638e4c25dSMaya Erez 11875f0823efSMaya Erez if (wil->platform_ops.notify) { 11885f0823efSMaya Erez rc = wil->platform_ops.notify(wil->platform_handle, 11895f0823efSMaya Erez WIL_PLATFORM_EVT_PRE_RESET); 11905f0823efSMaya Erez if (rc) 1191af3db60aSLazar Alexei wil_err(wil, "PRE_RESET platform notify failed, rc %d\n", 1192af3db60aSLazar Alexei rc); 11935f0823efSMaya Erez } 11945f0823efSMaya Erez 1195f13e0630SHamad Kadmany set_bit(wil_status_resetting, wil->status); 1196a8fd16d7SMaya Erez if (test_bit(wil_status_collecting_dumps, wil->status)) { 1197a8fd16d7SMaya Erez /* Device collects crash dump, cancel the reset. 1198a8fd16d7SMaya Erez * following crash dump collection, reset would take place. 1199a8fd16d7SMaya Erez */ 1200a8fd16d7SMaya Erez wil_dbg_misc(wil, "reject reset while collecting crash dump\n"); 1201a8fd16d7SMaya Erez rc = -EBUSY; 1202a8fd16d7SMaya Erez goto out; 1203a8fd16d7SMaya Erez } 1204f13e0630SHamad Kadmany 1205e00243faSLior David cancel_work_sync(&vif->disconnect_worker); 1206e00243faSLior David wil6210_disconnect(vif, NULL, WLAN_REASON_DEAUTH_LEAVING, false); 1207e00243faSLior David wil_bcast_fini(vif); 1208097638a0SVladimir Kondratiev 120910d599adSMaya Erez /* Disable device led before reset*/ 121010d599adSMaya Erez wmi_led_cfg(wil, false); 121110d599adSMaya Erez 121282e9f646SHamad Kadmany mutex_lock(&wil->p2p_wdev_mutex); 1213e00243faSLior David wil_abort_scan(vif, false); 121482e9f646SHamad Kadmany mutex_unlock(&wil->p2p_wdev_mutex); 121582e9f646SHamad Kadmany 1216452133a7SMaya Erez /* prevent NAPI from being scheduled and prevent wmi commands */ 1217452133a7SMaya Erez mutex_lock(&wil->wmi_mutex); 1218a8fd16d7SMaya Erez if (test_bit(wil_status_suspending, wil->status)) 1219a8fd16d7SMaya Erez status_flags |= BIT(wil_status_suspending); 1220a8fd16d7SMaya Erez bitmap_and(wil->status, wil->status, &status_flags, 1221a8fd16d7SMaya Erez wil_status_last); 1222a8fd16d7SMaya Erez wil_dbg_misc(wil, "wil->status (0x%lx)\n", *wil->status); 1223452133a7SMaya Erez mutex_unlock(&wil->wmi_mutex); 12240fef1818SVladimir Kondratiev 1225e4dbb093SVladimir Kondratiev wil_mask_irq(wil); 12262be7d22fSVladimir Kondratiev 1227e08b5906SVladimir Kondratiev wmi_event_flush(wil); 1228e08b5906SVladimir Kondratiev 12293277213fSVladimir Kondratiev flush_workqueue(wil->wq_service); 1230e08b5906SVladimir Kondratiev flush_workqueue(wil->wmi_wq); 1231e08b5906SVladimir Kondratiev 12322a0efe6aSDedy Lansky no_flash = test_bit(hw_capa_no_flash, wil->hw_capa); 12332a0efe6aSDedy Lansky if (!no_flash) 1234409ead54SVladimir Kondratiev wil_bl_crash_info(wil, false); 12353ee908dcSHamad Kadmany wil_disable_irq(wil); 12362a0efe6aSDedy Lansky rc = wil_target_reset(wil, no_flash); 12373ee908dcSHamad Kadmany wil6210_clear_irq(wil); 12383ee908dcSHamad Kadmany wil_enable_irq(wil); 12398bf6adb9SVladimir Kondratiev wil_rx_fini(wil); 1240409ead54SVladimir Kondratiev if (rc) { 12412a0efe6aSDedy Lansky if (!no_flash) 1242409ead54SVladimir Kondratiev wil_bl_crash_info(wil, true); 1243a8fd16d7SMaya Erez goto out; 1244409ead54SVladimir Kondratiev } 1245bbb2adc7SVladimir Kondratiev 12462a0efe6aSDedy Lansky if (no_flash) { 12472a0efe6aSDedy Lansky rc = wil_get_otp_info(wil); 12482a0efe6aSDedy Lansky } else { 12492cd0f021SVladimir Kondratiev rc = wil_get_bl_info(wil); 12502a0efe6aSDedy Lansky if (rc == -EAGAIN && !load_fw) 12512a0efe6aSDedy Lansky /* ignore RF error if not going up */ 1252f1ad8c93SVladimir Kondratiev rc = 0; 12532a0efe6aSDedy Lansky } 12542cd0f021SVladimir Kondratiev if (rc) 1255a8fd16d7SMaya Erez goto out; 12562cd0f021SVladimir Kondratiev 12571f1a361aSLior David wil_set_oob_mode(wil, oob_mode); 12582cd0f021SVladimir Kondratiev if (load_fw) { 1259a351f2f5SLazar Alexei wil_info(wil, "Use firmware <%s> + board <%s>\n", 1260a351f2f5SLazar Alexei wil->wil_fw_name, WIL_BOARD_FILE_NAME); 12612cd0f021SVladimir Kondratiev 126270bcc658SLior David if (!no_flash) 126370bcc658SLior David wil_bl_prepare_halt(wil); 126470bcc658SLior David 1265151a9706SVladimir Kondratiev wil_halt_cpu(wil); 126613cd9f75SLior David memset(wil->fw_version, 0, sizeof(wil->fw_version)); 1267151a9706SVladimir Kondratiev /* Loading f/w from the file */ 1268a351f2f5SLazar Alexei rc = wil_request_firmware(wil, wil->wil_fw_name, true); 1269151a9706SVladimir Kondratiev if (rc) 1270a8fd16d7SMaya Erez goto out; 127181b35afaSMaya Erez if (wil->brd_file_addr) 127281b35afaSMaya Erez rc = wil_request_board(wil, WIL_BOARD_FILE_NAME); 127381b35afaSMaya Erez else 127481b35afaSMaya Erez rc = wil_request_firmware(wil, 127581b35afaSMaya Erez WIL_BOARD_FILE_NAME, 127681b35afaSMaya Erez true); 12772cd0f021SVladimir Kondratiev if (rc) 1278a8fd16d7SMaya Erez goto out; 1279151a9706SVladimir Kondratiev 12801490846dSDedy Lansky wil_pre_fw_config(wil); 1281151a9706SVladimir Kondratiev wil_release_cpu(wil); 1282151a9706SVladimir Kondratiev } 12838bf6adb9SVladimir Kondratiev 12842be7d22fSVladimir Kondratiev /* init after reset */ 1285e00243faSLior David vif->ap_isolate = 0; 128616735d02SWolfram Sang reinit_completion(&wil->wmi_ready); 128759502647SDedy Lansky reinit_completion(&wil->wmi_call); 1288349214c1SMaya Erez reinit_completion(&wil->halp.comp); 12892be7d22fSVladimir Kondratiev 1290a8fd16d7SMaya Erez clear_bit(wil_status_resetting, wil->status); 1291a8fd16d7SMaya Erez 12922cd0f021SVladimir Kondratiev if (load_fw) { 129378366f69SVladimir Kondratiev wil_configure_interrupt_moderation(wil); 1294e4dbb093SVladimir Kondratiev wil_unmask_irq(wil); 12952be7d22fSVladimir Kondratiev 12962be7d22fSVladimir Kondratiev /* we just started MAC, wait for FW ready */ 12972be7d22fSVladimir Kondratiev rc = wil_wait_for_fw_ready(wil); 12985f0823efSMaya Erez if (rc) 12995f0823efSMaya Erez return rc; 13005f0823efSMaya Erez 13015f0823efSMaya Erez /* check FW is responsive */ 1302cec94d8cSVladimir Kondratiev rc = wmi_echo(wil); 13035f0823efSMaya Erez if (rc) { 1304af3db60aSLazar Alexei wil_err(wil, "wmi_echo failed, rc %d\n", rc); 13055f0823efSMaya Erez return rc; 13065f0823efSMaya Erez } 13075f0823efSMaya Erez 13084aebd3bdSLior David rc = wil_restore_vifs(wil); 13094aebd3bdSLior David if (rc) { 13104aebd3bdSLior David wil_err(wil, "failed to restore vifs, rc %d\n", rc); 13114aebd3bdSLior David return rc; 13124aebd3bdSLior David } 13134aebd3bdSLior David 13143ead1e01SLior David wil_collect_fw_info(wil); 13153ead1e01SLior David 13168b068c03SLazar Alexei if (wil->ps_profile != WMI_PS_PROFILE_TYPE_DEFAULT) 13178b068c03SLazar Alexei wil_ps_update(wil, wil->ps_profile); 13188b068c03SLazar Alexei 13195f0823efSMaya Erez if (wil->platform_ops.notify) { 13205f0823efSMaya Erez rc = wil->platform_ops.notify(wil->platform_handle, 13215f0823efSMaya Erez WIL_PLATFORM_EVT_FW_RDY); 13225f0823efSMaya Erez if (rc) { 1323af3db60aSLazar Alexei wil_err(wil, "FW_RDY notify failed, rc %d\n", 1324af3db60aSLazar Alexei rc); 13255f0823efSMaya Erez rc = 0; 13265f0823efSMaya Erez } 13275f0823efSMaya Erez } 13282cd0f021SVladimir Kondratiev } 13292be7d22fSVladimir Kondratiev 13302be7d22fSVladimir Kondratiev return rc; 1331a8fd16d7SMaya Erez 1332a8fd16d7SMaya Erez out: 1333a8fd16d7SMaya Erez clear_bit(wil_status_resetting, wil->status); 1334a8fd16d7SMaya Erez return rc; 13352be7d22fSVladimir Kondratiev } 13362be7d22fSVladimir Kondratiev 1337ed6f9dc6SVladimir Kondratiev void wil_fw_error_recovery(struct wil6210_priv *wil) 1338ed6f9dc6SVladimir Kondratiev { 1339ed6f9dc6SVladimir Kondratiev wil_dbg_misc(wil, "starting fw error recovery\n"); 1340f13e0630SHamad Kadmany 1341f13e0630SHamad Kadmany if (test_bit(wil_status_resetting, wil->status)) { 1342f13e0630SHamad Kadmany wil_info(wil, "Reset already in progress\n"); 1343f13e0630SHamad Kadmany return; 1344f13e0630SHamad Kadmany } 1345f13e0630SHamad Kadmany 1346c33407a8SVladimir Kondratiev wil->recovery_state = fw_recovery_pending; 1347ed6f9dc6SVladimir Kondratiev schedule_work(&wil->fw_error_worker); 1348ed6f9dc6SVladimir Kondratiev } 13492be7d22fSVladimir Kondratiev 135073d839aeSVladimir Kondratiev int __wil_up(struct wil6210_priv *wil) 13512be7d22fSVladimir Kondratiev { 1352e00243faSLior David struct net_device *ndev = wil->main_ndev; 1353e00243faSLior David struct wireless_dev *wdev = ndev->ieee80211_ptr; 13542be7d22fSVladimir Kondratiev int rc; 13552be7d22fSVladimir Kondratiev 1356097638a0SVladimir Kondratiev WARN_ON(!mutex_is_locked(&wil->mutex)); 1357097638a0SVladimir Kondratiev 13582cd0f021SVladimir Kondratiev rc = wil_reset(wil, true); 13592be7d22fSVladimir Kondratiev if (rc) 13602be7d22fSVladimir Kondratiev return rc; 13612be7d22fSVladimir Kondratiev 1362e31b2562SVladimir Kondratiev /* Rx VRING. After MAC and beacon */ 1363d3762b40SVladimir Kondratiev rc = wil_rx_init(wil, 1 << rx_ring_order); 1364e31b2562SVladimir Kondratiev if (rc) 1365e31b2562SVladimir Kondratiev return rc; 1366e31b2562SVladimir Kondratiev 13672be7d22fSVladimir Kondratiev switch (wdev->iftype) { 13682be7d22fSVladimir Kondratiev case NL80211_IFTYPE_STATION: 13697743882dSVladimir Kondratiev wil_dbg_misc(wil, "type: STATION\n"); 13702be7d22fSVladimir Kondratiev ndev->type = ARPHRD_ETHER; 13712be7d22fSVladimir Kondratiev break; 13722be7d22fSVladimir Kondratiev case NL80211_IFTYPE_AP: 13737743882dSVladimir Kondratiev wil_dbg_misc(wil, "type: AP\n"); 13742be7d22fSVladimir Kondratiev ndev->type = ARPHRD_ETHER; 13752be7d22fSVladimir Kondratiev break; 13762be7d22fSVladimir Kondratiev case NL80211_IFTYPE_P2P_CLIENT: 13777743882dSVladimir Kondratiev wil_dbg_misc(wil, "type: P2P_CLIENT\n"); 13782be7d22fSVladimir Kondratiev ndev->type = ARPHRD_ETHER; 13792be7d22fSVladimir Kondratiev break; 13802be7d22fSVladimir Kondratiev case NL80211_IFTYPE_P2P_GO: 13817743882dSVladimir Kondratiev wil_dbg_misc(wil, "type: P2P_GO\n"); 13822be7d22fSVladimir Kondratiev ndev->type = ARPHRD_ETHER; 13832be7d22fSVladimir Kondratiev break; 13842be7d22fSVladimir Kondratiev case NL80211_IFTYPE_MONITOR: 13857743882dSVladimir Kondratiev wil_dbg_misc(wil, "type: Monitor\n"); 13862be7d22fSVladimir Kondratiev ndev->type = ARPHRD_IEEE80211_RADIOTAP; 13872be7d22fSVladimir Kondratiev /* ARPHRD_IEEE80211 or ARPHRD_IEEE80211_RADIOTAP ? */ 13882be7d22fSVladimir Kondratiev break; 13892be7d22fSVladimir Kondratiev default: 13902be7d22fSVladimir Kondratiev return -EOPNOTSUPP; 13912be7d22fSVladimir Kondratiev } 13922be7d22fSVladimir Kondratiev 13932be7d22fSVladimir Kondratiev /* MAC address - pre-requisite for other commands */ 13942be7d22fSVladimir Kondratiev wmi_set_mac_address(wil, ndev->dev_addr); 13952be7d22fSVladimir Kondratiev 139673d839aeSVladimir Kondratiev wil_dbg_misc(wil, "NAPI enable\n"); 1397e0287c4aSVladimir Kondratiev napi_enable(&wil->napi_rx); 1398e0287c4aSVladimir Kondratiev napi_enable(&wil->napi_tx); 13999419b6a2SVladimir Kondratiev set_bit(wil_status_napi_en, wil->status); 1400e0287c4aSVladimir Kondratiev 14019953a782SLior David wil6210_bus_request(wil, WIL_DEFAULT_BUS_REQUEST_KBPS); 1402f772ebfbSVladimir Kondratiev 14032be7d22fSVladimir Kondratiev return 0; 14042be7d22fSVladimir Kondratiev } 14052be7d22fSVladimir Kondratiev 14062be7d22fSVladimir Kondratiev int wil_up(struct wil6210_priv *wil) 14072be7d22fSVladimir Kondratiev { 14082be7d22fSVladimir Kondratiev int rc; 14092be7d22fSVladimir Kondratiev 1410af3db60aSLazar Alexei wil_dbg_misc(wil, "up\n"); 14119cf10d62SVladimir Kondratiev 14122be7d22fSVladimir Kondratiev mutex_lock(&wil->mutex); 14132be7d22fSVladimir Kondratiev rc = __wil_up(wil); 14142be7d22fSVladimir Kondratiev mutex_unlock(&wil->mutex); 14152be7d22fSVladimir Kondratiev 14162be7d22fSVladimir Kondratiev return rc; 14172be7d22fSVladimir Kondratiev } 14182be7d22fSVladimir Kondratiev 141973d839aeSVladimir Kondratiev int __wil_down(struct wil6210_priv *wil) 14202be7d22fSVladimir Kondratiev { 1421097638a0SVladimir Kondratiev WARN_ON(!mutex_is_locked(&wil->mutex)); 1422097638a0SVladimir Kondratiev 1423b0c0e688SLazar Alexei set_bit(wil_status_resetting, wil->status); 1424b0c0e688SLazar Alexei 14259953a782SLior David wil6210_bus_request(wil, 0); 1426f772ebfbSVladimir Kondratiev 142773d839aeSVladimir Kondratiev wil_disable_irq(wil); 14289419b6a2SVladimir Kondratiev if (test_and_clear_bit(wil_status_napi_en, wil->status)) { 1429e0287c4aSVladimir Kondratiev napi_disable(&wil->napi_rx); 1430e0287c4aSVladimir Kondratiev napi_disable(&wil->napi_tx); 143173d839aeSVladimir Kondratiev wil_dbg_misc(wil, "NAPI disable\n"); 143273d839aeSVladimir Kondratiev } 143373d839aeSVladimir Kondratiev wil_enable_irq(wil); 1434e0287c4aSVladimir Kondratiev 14355ffae432SLior David mutex_lock(&wil->p2p_wdev_mutex); 1436035859a5SMaya Erez wil_p2p_stop_radio_operations(wil); 1437e00243faSLior David wil_abort_scan(ndev_to_vif(wil->main_ndev), false); 14385ffae432SLior David mutex_unlock(&wil->p2p_wdev_mutex); 14392be7d22fSVladimir Kondratiev 1440a8fd16d7SMaya Erez return wil_reset(wil, false); 14412be7d22fSVladimir Kondratiev } 14422be7d22fSVladimir Kondratiev 14432be7d22fSVladimir Kondratiev int wil_down(struct wil6210_priv *wil) 14442be7d22fSVladimir Kondratiev { 14452be7d22fSVladimir Kondratiev int rc; 14462be7d22fSVladimir Kondratiev 1447af3db60aSLazar Alexei wil_dbg_misc(wil, "down\n"); 14489cf10d62SVladimir Kondratiev 1449c33407a8SVladimir Kondratiev wil_set_recovery_state(wil, fw_recovery_idle); 14502be7d22fSVladimir Kondratiev mutex_lock(&wil->mutex); 14512be7d22fSVladimir Kondratiev rc = __wil_down(wil); 14522be7d22fSVladimir Kondratiev mutex_unlock(&wil->mutex); 14532be7d22fSVladimir Kondratiev 14542be7d22fSVladimir Kondratiev return rc; 14552be7d22fSVladimir Kondratiev } 14563df2cd36SVladimir Kondratiev 1457e00243faSLior David int wil_find_cid(struct wil6210_priv *wil, u8 mid, const u8 *mac) 14583df2cd36SVladimir Kondratiev { 14593df2cd36SVladimir Kondratiev int i; 14603df2cd36SVladimir Kondratiev int rc = -ENOENT; 14613df2cd36SVladimir Kondratiev 14623df2cd36SVladimir Kondratiev for (i = 0; i < ARRAY_SIZE(wil->sta); i++) { 1463e00243faSLior David if (wil->sta[i].mid == mid && 1464e00243faSLior David wil->sta[i].status != wil_sta_unused && 1465108d1eb6SVladimir Kondratiev ether_addr_equal(wil->sta[i].addr, mac)) { 14663df2cd36SVladimir Kondratiev rc = i; 14673df2cd36SVladimir Kondratiev break; 14683df2cd36SVladimir Kondratiev } 14693df2cd36SVladimir Kondratiev } 14703df2cd36SVladimir Kondratiev 14713df2cd36SVladimir Kondratiev return rc; 14723df2cd36SVladimir Kondratiev } 1473349214c1SMaya Erez 1474349214c1SMaya Erez void wil_halp_vote(struct wil6210_priv *wil) 1475349214c1SMaya Erez { 1476349214c1SMaya Erez unsigned long rc; 1477349214c1SMaya Erez unsigned long to_jiffies = msecs_to_jiffies(WAIT_FOR_HALP_VOTE_MS); 1478349214c1SMaya Erez 1479349214c1SMaya Erez mutex_lock(&wil->halp.lock); 1480349214c1SMaya Erez 1481af3db60aSLazar Alexei wil_dbg_irq(wil, "halp_vote: start, HALP ref_cnt (%d)\n", 1482349214c1SMaya Erez wil->halp.ref_cnt); 1483349214c1SMaya Erez 1484349214c1SMaya Erez if (++wil->halp.ref_cnt == 1) { 148518618a9fSMaya Erez reinit_completion(&wil->halp.comp); 1486349214c1SMaya Erez wil6210_set_halp(wil); 1487349214c1SMaya Erez rc = wait_for_completion_timeout(&wil->halp.comp, to_jiffies); 1488f1b7764fSMaya Erez if (!rc) { 1489af3db60aSLazar Alexei wil_err(wil, "HALP vote timed out\n"); 1490f1b7764fSMaya Erez /* Mask HALP as done in case the interrupt is raised */ 1491f1b7764fSMaya Erez wil6210_mask_halp(wil); 1492f1b7764fSMaya Erez } else { 1493ef86f249SLior David wil_dbg_irq(wil, 1494af3db60aSLazar Alexei "halp_vote: HALP vote completed after %d ms\n", 1495349214c1SMaya Erez jiffies_to_msecs(to_jiffies - rc)); 1496349214c1SMaya Erez } 1497f1b7764fSMaya Erez } 1498349214c1SMaya Erez 1499af3db60aSLazar Alexei wil_dbg_irq(wil, "halp_vote: end, HALP ref_cnt (%d)\n", 1500349214c1SMaya Erez wil->halp.ref_cnt); 1501349214c1SMaya Erez 1502349214c1SMaya Erez mutex_unlock(&wil->halp.lock); 1503349214c1SMaya Erez } 1504349214c1SMaya Erez 1505349214c1SMaya Erez void wil_halp_unvote(struct wil6210_priv *wil) 1506349214c1SMaya Erez { 1507349214c1SMaya Erez WARN_ON(wil->halp.ref_cnt == 0); 1508349214c1SMaya Erez 1509349214c1SMaya Erez mutex_lock(&wil->halp.lock); 1510349214c1SMaya Erez 1511af3db60aSLazar Alexei wil_dbg_irq(wil, "halp_unvote: start, HALP ref_cnt (%d)\n", 1512349214c1SMaya Erez wil->halp.ref_cnt); 1513349214c1SMaya Erez 1514349214c1SMaya Erez if (--wil->halp.ref_cnt == 0) { 1515349214c1SMaya Erez wil6210_clear_halp(wil); 1516af3db60aSLazar Alexei wil_dbg_irq(wil, "HALP unvote\n"); 1517349214c1SMaya Erez } 1518349214c1SMaya Erez 1519af3db60aSLazar Alexei wil_dbg_irq(wil, "halp_unvote:end, HALP ref_cnt (%d)\n", 1520349214c1SMaya Erez wil->halp.ref_cnt); 1521349214c1SMaya Erez 1522349214c1SMaya Erez mutex_unlock(&wil->halp.lock); 1523349214c1SMaya Erez } 1524