185630469SLior David // SPDX-License-Identifier: ISC 22be7d22fSVladimir Kondratiev /* 3849a564bSDedy Lansky * Copyright (c) 2012-2017 Qualcomm Atheros, Inc. 4bf0353a6SAhmad Masri * Copyright (c) 2018-2019, The Linux Foundation. All rights reserved. 52be7d22fSVladimir Kondratiev */ 62be7d22fSVladimir Kondratiev 72be7d22fSVladimir Kondratiev #include <linux/moduleparam.h> 82be7d22fSVladimir Kondratiev #include <linux/if_arp.h> 9108d1eb6SVladimir Kondratiev #include <linux/etherdevice.h> 10e41ab937SDedy Lansky #include <linux/rtnetlink.h> 112be7d22fSVladimir Kondratiev 122be7d22fSVladimir Kondratiev #include "wil6210.h" 13b4490f42SVladimir Kondratiev #include "txrx.h" 1496c93589SGidon Studinski #include "txrx_edma.h" 15f172b563SDedy Lansky #include "wmi.h" 16f1ad8c93SVladimir Kondratiev #include "boot_loader.h" 17f172b563SDedy Lansky 18349214c1SMaya Erez #define WAIT_FOR_HALP_VOTE_MS 100 19035859a5SMaya Erez #define WAIT_FOR_SCAN_ABORT_MS 1000 2096c93589SGidon Studinski #define WIL_DEFAULT_NUM_RX_STATUS_RINGS 1 21631d3b4fSMaya Erez #define WIL_BOARD_FILE_MAX_NAMELEN 128 22349214c1SMaya Erez 23bfc2dc7aSVladimir Kondratiev bool debug_fw; /* = false; */ 2478484c44SMaya Erez module_param(debug_fw, bool, 0444); 25bfc2dc7aSVladimir Kondratiev MODULE_PARM_DESC(debug_fw, " do not perform card reset. For FW debug"); 26bfc2dc7aSVladimir Kondratiev 27b8c31b5dSLior David static u8 oob_mode; 28b8c31b5dSLior David module_param(oob_mode, byte, 0444); 291f1a361aSLior David MODULE_PARM_DESC(oob_mode, 301f1a361aSLior David " enable out of the box (OOB) mode in FW, for diagnostics and certification"); 311f1a361aSLior David 32c33407a8SVladimir Kondratiev bool no_fw_recovery; 3378484c44SMaya Erez module_param(no_fw_recovery, bool, 0644); 34c33407a8SVladimir Kondratiev MODULE_PARM_DESC(no_fw_recovery, " disable automatic FW error recovery"); 35ed6f9dc6SVladimir Kondratiev 36ab954628SVladimir Kondratiev /* if not set via modparam, will be set to default value of 1/8 of 37ab954628SVladimir Kondratiev * rx ring size during init flow 38ab954628SVladimir Kondratiev */ 39ab954628SVladimir Kondratiev unsigned short rx_ring_overflow_thrsh = WIL6210_RX_HIGH_TRSH_INIT; 4078484c44SMaya Erez module_param(rx_ring_overflow_thrsh, ushort, 0444); 41ab954628SVladimir Kondratiev MODULE_PARM_DESC(rx_ring_overflow_thrsh, 42ab954628SVladimir Kondratiev " RX ring overflow threshold in descriptors."); 43b6b1b0ecSVladimir Kondratiev 449a06bec9SVladimir Kondratiev /* We allow allocation of more than 1 page buffers to support large packets. 459a06bec9SVladimir Kondratiev * It is suboptimal behavior performance wise in case MTU above page size. 469a06bec9SVladimir Kondratiev */ 47c44690a1SVladimir Kondratiev unsigned int mtu_max = TXRX_BUF_LEN_DEFAULT - WIL_MAX_MPDU_OVERHEAD; 489a06bec9SVladimir Kondratiev static int mtu_max_set(const char *val, const struct kernel_param *kp) 499a06bec9SVladimir Kondratiev { 509a06bec9SVladimir Kondratiev int ret; 519a06bec9SVladimir Kondratiev 529a06bec9SVladimir Kondratiev /* sets mtu_max directly. no need to restore it in case of 539a06bec9SVladimir Kondratiev * illegal value since we assume this will fail insmod 549a06bec9SVladimir Kondratiev */ 559a06bec9SVladimir Kondratiev ret = param_set_uint(val, kp); 569a06bec9SVladimir Kondratiev if (ret) 579a06bec9SVladimir Kondratiev return ret; 589a06bec9SVladimir Kondratiev 594590d812SVladimir Kondratiev if (mtu_max < 68 || mtu_max > WIL_MAX_ETH_MTU) 609a06bec9SVladimir Kondratiev ret = -EINVAL; 619a06bec9SVladimir Kondratiev 629a06bec9SVladimir Kondratiev return ret; 639a06bec9SVladimir Kondratiev } 649a06bec9SVladimir Kondratiev 659c27847dSLuis R. Rodriguez static const struct kernel_param_ops mtu_max_ops = { 669a06bec9SVladimir Kondratiev .set = mtu_max_set, 679a06bec9SVladimir Kondratiev .get = param_get_uint, 689a06bec9SVladimir Kondratiev }; 699a06bec9SVladimir Kondratiev 7078484c44SMaya Erez module_param_cb(mtu_max, &mtu_max_ops, &mtu_max, 0444); 719a06bec9SVladimir Kondratiev MODULE_PARM_DESC(mtu_max, " Max MTU value."); 729a06bec9SVladimir Kondratiev 73cbebe277SMaya Erez static uint rx_ring_order; 74d3762b40SVladimir Kondratiev static uint tx_ring_order = WIL_TX_RING_SIZE_ORDER_DEFAULT; 7541d6b093SVladimir Kondratiev static uint bcast_ring_order = WIL_BCAST_RING_SIZE_ORDER_DEFAULT; 76d3762b40SVladimir Kondratiev 77d3762b40SVladimir Kondratiev static int ring_order_set(const char *val, const struct kernel_param *kp) 78d3762b40SVladimir Kondratiev { 79d3762b40SVladimir Kondratiev int ret; 80d3762b40SVladimir Kondratiev uint x; 81d3762b40SVladimir Kondratiev 82d3762b40SVladimir Kondratiev ret = kstrtouint(val, 0, &x); 83d3762b40SVladimir Kondratiev if (ret) 84d3762b40SVladimir Kondratiev return ret; 85d3762b40SVladimir Kondratiev 86d3762b40SVladimir Kondratiev if ((x < WIL_RING_SIZE_ORDER_MIN) || (x > WIL_RING_SIZE_ORDER_MAX)) 87d3762b40SVladimir Kondratiev return -EINVAL; 88d3762b40SVladimir Kondratiev 89d3762b40SVladimir Kondratiev *((uint *)kp->arg) = x; 90d3762b40SVladimir Kondratiev 91d3762b40SVladimir Kondratiev return 0; 92d3762b40SVladimir Kondratiev } 93d3762b40SVladimir Kondratiev 949c27847dSLuis R. Rodriguez static const struct kernel_param_ops ring_order_ops = { 95d3762b40SVladimir Kondratiev .set = ring_order_set, 96d3762b40SVladimir Kondratiev .get = param_get_uint, 97d3762b40SVladimir Kondratiev }; 98d3762b40SVladimir Kondratiev 9978484c44SMaya Erez module_param_cb(rx_ring_order, &ring_order_ops, &rx_ring_order, 0444); 100d3762b40SVladimir Kondratiev MODULE_PARM_DESC(rx_ring_order, " Rx ring order; size = 1 << order"); 10178484c44SMaya Erez module_param_cb(tx_ring_order, &ring_order_ops, &tx_ring_order, 0444); 102d3762b40SVladimir Kondratiev MODULE_PARM_DESC(tx_ring_order, " Tx ring order; size = 1 << order"); 10378484c44SMaya Erez module_param_cb(bcast_ring_order, &ring_order_ops, &bcast_ring_order, 0444); 104d507d1b7SVladimir Kondratiev MODULE_PARM_DESC(bcast_ring_order, " Bcast ring order; size = 1 << order"); 105d3762b40SVladimir Kondratiev 106f1dbb6c1SMaya Erez enum { 107f1dbb6c1SMaya Erez WIL_BOOT_ERR, 108f1dbb6c1SMaya Erez WIL_BOOT_VANILLA, 109f1dbb6c1SMaya Erez WIL_BOOT_PRODUCTION, 110f1dbb6c1SMaya Erez WIL_BOOT_DEVELOPMENT, 111f1dbb6c1SMaya Erez }; 112f1dbb6c1SMaya Erez 113f1dbb6c1SMaya Erez enum { 114f1dbb6c1SMaya Erez WIL_SIG_STATUS_VANILLA = 0x0, 115f1dbb6c1SMaya Erez WIL_SIG_STATUS_DEVELOPMENT = 0x1, 116f1dbb6c1SMaya Erez WIL_SIG_STATUS_PRODUCTION = 0x2, 117f1dbb6c1SMaya Erez WIL_SIG_STATUS_CORRUPTED_PRODUCTION = 0x3, 118f1dbb6c1SMaya Erez }; 119f1dbb6c1SMaya Erez 120f1dbb6c1SMaya Erez #define RST_DELAY (20) /* msec, for loop in @wil_wait_device_ready */ 121520d68e7SVladimir Kondratiev #define RST_COUNT (1 + 1000/RST_DELAY) /* round up to be above 1 sec total */ 122520d68e7SVladimir Kondratiev 123f1dbb6c1SMaya Erez #define PMU_READY_DELAY_MS (4) /* ms, for sleep in @wil_wait_device_ready */ 124f1dbb6c1SMaya Erez 125f1dbb6c1SMaya Erez #define OTP_HW_DELAY (200) /* usec, loop in @wil_wait_device_ready_talyn_mb */ 126f1dbb6c1SMaya Erez /* round up to be above 2 ms total */ 127f1dbb6c1SMaya Erez #define OTP_HW_COUNT (1 + 2000 / OTP_HW_DELAY) 128f1dbb6c1SMaya Erez 1292be7d22fSVladimir Kondratiev /* 1302be7d22fSVladimir Kondratiev * Due to a hardware issue, 1312be7d22fSVladimir Kondratiev * one has to read/write to/from NIC in 32-bit chunks; 1322be7d22fSVladimir Kondratiev * regular memcpy_fromio and siblings will 1332be7d22fSVladimir Kondratiev * not work on 64-bit platform - it uses 64-bit transactions 1342be7d22fSVladimir Kondratiev * 1352be7d22fSVladimir Kondratiev * Force 32-bit transactions to enable NIC on 64-bit platforms 1362be7d22fSVladimir Kondratiev * 1372be7d22fSVladimir Kondratiev * To avoid byte swap on big endian host, __raw_{read|write}l 1382be7d22fSVladimir Kondratiev * should be used - {read|write}l would swap bytes to provide 1392be7d22fSVladimir Kondratiev * little endian on PCI value in host endianness. 1402be7d22fSVladimir Kondratiev */ 1412be7d22fSVladimir Kondratiev void wil_memcpy_fromio_32(void *dst, const volatile void __iomem *src, 1422be7d22fSVladimir Kondratiev size_t count) 1432be7d22fSVladimir Kondratiev { 1442be7d22fSVladimir Kondratiev u32 *d = dst; 1452be7d22fSVladimir Kondratiev const volatile u32 __iomem *s = src; 1462be7d22fSVladimir Kondratiev 1470f6edfe2SDedy Lansky for (; count >= 4; count -= 4) 1482be7d22fSVladimir Kondratiev *d++ = __raw_readl(s++); 1490f6edfe2SDedy Lansky 1500f6edfe2SDedy Lansky if (unlikely(count)) { 1510f6edfe2SDedy Lansky /* count can be 1..3 */ 1520f6edfe2SDedy Lansky u32 tmp = __raw_readl(s); 1530f6edfe2SDedy Lansky 1540f6edfe2SDedy Lansky memcpy(d, &tmp, count); 1550f6edfe2SDedy Lansky } 1562be7d22fSVladimir Kondratiev } 1572be7d22fSVladimir Kondratiev 1582be7d22fSVladimir Kondratiev void wil_memcpy_toio_32(volatile void __iomem *dst, const void *src, 1592be7d22fSVladimir Kondratiev size_t count) 1602be7d22fSVladimir Kondratiev { 1612be7d22fSVladimir Kondratiev volatile u32 __iomem *d = dst; 1622be7d22fSVladimir Kondratiev const u32 *s = src; 1632be7d22fSVladimir Kondratiev 1640f6edfe2SDedy Lansky for (; count >= 4; count -= 4) 1652be7d22fSVladimir Kondratiev __raw_writel(*s++, d++); 1660f6edfe2SDedy Lansky 1670f6edfe2SDedy Lansky if (unlikely(count)) { 1680f6edfe2SDedy Lansky /* count can be 1..3 */ 1690f6edfe2SDedy Lansky u32 tmp = 0; 1700f6edfe2SDedy Lansky 1710f6edfe2SDedy Lansky memcpy(&tmp, s, count); 1720f6edfe2SDedy Lansky __raw_writel(tmp, d); 1730f6edfe2SDedy Lansky } 1742be7d22fSVladimir Kondratiev } 1752be7d22fSVladimir Kondratiev 176a0618945SAhmad Masri /* Device memory access is prohibited while reset or suspend. 177a0618945SAhmad Masri * wil_mem_access_lock protects accessing device memory in these cases 178a0618945SAhmad Masri */ 179a0618945SAhmad Masri int wil_mem_access_lock(struct wil6210_priv *wil) 180a0618945SAhmad Masri { 181a0618945SAhmad Masri if (!down_read_trylock(&wil->mem_lock)) 182a0618945SAhmad Masri return -EBUSY; 183a0618945SAhmad Masri 184a0618945SAhmad Masri if (test_bit(wil_status_suspending, wil->status) || 185a0618945SAhmad Masri test_bit(wil_status_suspended, wil->status)) { 186a0618945SAhmad Masri up_read(&wil->mem_lock); 187a0618945SAhmad Masri return -EBUSY; 188a0618945SAhmad Masri } 189a0618945SAhmad Masri 190a0618945SAhmad Masri return 0; 191a0618945SAhmad Masri } 192a0618945SAhmad Masri 193a0618945SAhmad Masri void wil_mem_access_unlock(struct wil6210_priv *wil) 194a0618945SAhmad Masri { 195a0618945SAhmad Masri up_read(&wil->mem_lock); 196a0618945SAhmad Masri } 197a0618945SAhmad Masri 19896c93589SGidon Studinski static void wil_ring_fini_tx(struct wil6210_priv *wil, int id) 19996c93589SGidon Studinski { 20096c93589SGidon Studinski struct wil_ring *ring = &wil->ring_tx[id]; 20196c93589SGidon Studinski struct wil_ring_tx_data *txdata = &wil->ring_tx_data[id]; 20296c93589SGidon Studinski 20396c93589SGidon Studinski lockdep_assert_held(&wil->mutex); 20496c93589SGidon Studinski 20596c93589SGidon Studinski if (!ring->va) 20696c93589SGidon Studinski return; 20796c93589SGidon Studinski 20896c93589SGidon Studinski wil_dbg_misc(wil, "vring_fini_tx: id=%d\n", id); 20996c93589SGidon Studinski 21096c93589SGidon Studinski spin_lock_bh(&txdata->lock); 21196c93589SGidon Studinski txdata->dot1x_open = false; 21296c93589SGidon Studinski txdata->mid = U8_MAX; 21396c93589SGidon Studinski txdata->enabled = 0; /* no Tx can be in progress or start anew */ 21496c93589SGidon Studinski spin_unlock_bh(&txdata->lock); 21596c93589SGidon Studinski /* napi_synchronize waits for completion of the current NAPI but will 21696c93589SGidon Studinski * not prevent the next NAPI run. 21796c93589SGidon Studinski * Add a memory barrier to guarantee that txdata->enabled is zeroed 21896c93589SGidon Studinski * before napi_synchronize so that the next scheduled NAPI will not 21996c93589SGidon Studinski * handle this vring 22096c93589SGidon Studinski */ 22196c93589SGidon Studinski wmb(); 22296c93589SGidon Studinski /* make sure NAPI won't touch this vring */ 22396c93589SGidon Studinski if (test_bit(wil_status_napi_en, wil->status)) 22496c93589SGidon Studinski napi_synchronize(&wil->napi_tx); 22596c93589SGidon Studinski 22696c93589SGidon Studinski wil->txrx_ops.ring_fini_tx(wil, ring); 22796c93589SGidon Studinski } 22896c93589SGidon Studinski 229e1b43407SAhmad Masri static bool wil_vif_is_connected(struct wil6210_priv *wil, u8 mid) 230e1b43407SAhmad Masri { 231e1b43407SAhmad Masri int i; 232e1b43407SAhmad Masri 233ddf7afddSAhmad Masri for (i = 0; i < wil->max_assoc_sta; i++) { 234e1b43407SAhmad Masri if (wil->sta[i].mid == mid && 235e1b43407SAhmad Masri wil->sta[i].status == wil_sta_connected) 236e1b43407SAhmad Masri return true; 237e1b43407SAhmad Masri } 238e1b43407SAhmad Masri 239e1b43407SAhmad Masri return false; 240e1b43407SAhmad Masri } 241e1b43407SAhmad Masri 242e1b43407SAhmad Masri static void wil_disconnect_cid_complete(struct wil6210_vif *vif, int cid, 243e1b43407SAhmad Masri u16 reason_code) 244bd33273bSVladimir Kondratiev __acquires(&sta->tid_rx_lock) __releases(&sta->tid_rx_lock) 2452be7d22fSVladimir Kondratiev { 24691886b0bSVladimir Kondratiev uint i; 247e00243faSLior David struct wil6210_priv *wil = vif_to_wil(vif); 248e00243faSLior David struct net_device *ndev = vif_to_ndev(vif); 249e00243faSLior David struct wireless_dev *wdev = vif_to_wdev(vif); 250b4490f42SVladimir Kondratiev struct wil_sta_info *sta = &wil->sta[cid]; 251df2b5388SMaya Erez int min_ring_id = wil_get_min_tx_ring_id(wil); 2528fe59627SVladimir Kondratiev 253bd33273bSVladimir Kondratiev might_sleep(); 254e1b43407SAhmad Masri wil_dbg_misc(wil, 255e1b43407SAhmad Masri "disconnect_cid_complete: CID %d, MID %d, status %d\n", 256e00243faSLior David cid, sta->mid, sta->status); 257e1b43407SAhmad Masri /* inform upper layers */ 2584d55a0a1SVladimir Kondratiev if (sta->status != wil_sta_unused) { 2595bd60982SLior David if (vif->mid != sta->mid) { 2605bd60982SLior David wil_err(wil, "STA MID mismatch with VIF MID(%d)\n", 2615bd60982SLior David vif->mid); 262849a564bSDedy Lansky } 263b516fcc5SVladimir Kondratiev 264fc58f681SVladimir Kondratiev switch (wdev->iftype) { 265fc58f681SVladimir Kondratiev case NL80211_IFTYPE_AP: 266fc58f681SVladimir Kondratiev case NL80211_IFTYPE_P2P_GO: 267fc58f681SVladimir Kondratiev /* AP-like interface */ 268fc58f681SVladimir Kondratiev cfg80211_del_sta(ndev, sta->addr, GFP_KERNEL); 269fc58f681SVladimir Kondratiev break; 270fc58f681SVladimir Kondratiev default: 271fc58f681SVladimir Kondratiev break; 272fc58f681SVladimir Kondratiev } 2734d55a0a1SVladimir Kondratiev sta->status = wil_sta_unused; 274e00243faSLior David sta->mid = U8_MAX; 2754d55a0a1SVladimir Kondratiev } 27658527421SVladimir Kondratiev /* reorder buffers */ 277b4490f42SVladimir Kondratiev for (i = 0; i < WIL_STA_TID_NUM; i++) { 278ec81b5adSDedy Lansky struct wil_tid_ampdu_rx *r; 279ec81b5adSDedy Lansky 280bd33273bSVladimir Kondratiev spin_lock_bh(&sta->tid_rx_lock); 281ec81b5adSDedy Lansky 282ec81b5adSDedy Lansky r = sta->tid_rx[i]; 283b4490f42SVladimir Kondratiev sta->tid_rx[i] = NULL; 284b4490f42SVladimir Kondratiev wil_tid_ampdu_rx_free(wil, r); 285ec81b5adSDedy Lansky 286bd33273bSVladimir Kondratiev spin_unlock_bh(&sta->tid_rx_lock); 287b4490f42SVladimir Kondratiev } 28858527421SVladimir Kondratiev /* crypto context */ 28958527421SVladimir Kondratiev memset(sta->tid_crypto_rx, 0, sizeof(sta->tid_crypto_rx)); 29058527421SVladimir Kondratiev memset(&sta->group_crypto_rx, 0, sizeof(sta->group_crypto_rx)); 29158527421SVladimir Kondratiev /* release vrings */ 292df2b5388SMaya Erez for (i = min_ring_id; i < ARRAY_SIZE(wil->ring_tx); i++) { 29310590c6aSGidon Studinski if (wil->ring2cid_tid[i][0] == cid) 29410590c6aSGidon Studinski wil_ring_fini_tx(wil, i); 29591886b0bSVladimir Kondratiev } 29658527421SVladimir Kondratiev /* statistics */ 29791886b0bSVladimir Kondratiev memset(&sta->stats, 0, sizeof(sta->stats)); 298a24a3d6aSDedy Lansky sta->stats.tx_latency_min_us = U32_MAX; 299b4490f42SVladimir Kondratiev } 300b4490f42SVladimir Kondratiev 301e1b43407SAhmad Masri static void _wil6210_disconnect_complete(struct wil6210_vif *vif, 302e1b43407SAhmad Masri const u8 *bssid, u16 reason_code) 30391886b0bSVladimir Kondratiev { 304e00243faSLior David struct wil6210_priv *wil = vif_to_wil(vif); 30591886b0bSVladimir Kondratiev int cid = -ENOENT; 306e00243faSLior David struct net_device *ndev; 307e00243faSLior David struct wireless_dev *wdev; 30891886b0bSVladimir Kondratiev 309e00243faSLior David ndev = vif_to_ndev(vif); 310e00243faSLior David wdev = vif_to_wdev(vif); 311e00243faSLior David 31291886b0bSVladimir Kondratiev might_sleep(); 313e1b43407SAhmad Masri wil_info(wil, "disconnect_complete: bssid=%pM, reason=%d\n", 314e1b43407SAhmad Masri bssid, reason_code); 31591886b0bSVladimir Kondratiev 316100106d7SVladimir Kondratiev /* Cases are: 317100106d7SVladimir Kondratiev * - disconnect single STA, still connected 318100106d7SVladimir Kondratiev * - disconnect single STA, already disconnected 319100106d7SVladimir Kondratiev * - disconnect all 320100106d7SVladimir Kondratiev * 32168682b41SVladimir Kondratiev * For "disconnect all", there are 3 options: 322100106d7SVladimir Kondratiev * - bssid == NULL 32368682b41SVladimir Kondratiev * - bssid is broadcast address (ff:ff:ff:ff:ff:ff) 324100106d7SVladimir Kondratiev * - bssid is our MAC address 325100106d7SVladimir Kondratiev */ 32668682b41SVladimir Kondratiev if (bssid && !is_broadcast_ether_addr(bssid) && 32768682b41SVladimir Kondratiev !ether_addr_equal_unaligned(ndev->dev_addr, bssid)) { 328e00243faSLior David cid = wil_find_cid(wil, vif->mid, bssid); 329e1b43407SAhmad Masri wil_dbg_misc(wil, 330e1b43407SAhmad Masri "Disconnect complete %pM, CID=%d, reason=%d\n", 331100106d7SVladimir Kondratiev bssid, cid, reason_code); 332c478ac9dSAlexei Avshalom Lazar if (wil_cid_valid(wil, cid)) /* disconnect 1 peer */ 333e1b43407SAhmad Masri wil_disconnect_cid_complete(vif, cid, reason_code); 334100106d7SVladimir Kondratiev } else { /* all */ 335e1b43407SAhmad Masri wil_dbg_misc(wil, "Disconnect complete all\n"); 336ddf7afddSAhmad Masri for (cid = 0; cid < wil->max_assoc_sta; cid++) 337e1b43407SAhmad Masri wil_disconnect_cid_complete(vif, cid, reason_code); 338100106d7SVladimir Kondratiev } 33991886b0bSVladimir Kondratiev 34091886b0bSVladimir Kondratiev /* link state */ 34191886b0bSVladimir Kondratiev switch (wdev->iftype) { 34291886b0bSVladimir Kondratiev case NL80211_IFTYPE_STATION: 34391886b0bSVladimir Kondratiev case NL80211_IFTYPE_P2P_CLIENT: 344e00243faSLior David wil_bcast_fini(vif); 3455bd60982SLior David wil_update_net_queues_bh(wil, vif, NULL, true); 346c5e96c91SDedy Lansky netif_carrier_off(ndev); 3475bd60982SLior David if (!wil_has_other_active_ifaces(wil, ndev, false, true)) 3489953a782SLior David wil6210_bus_request(wil, WIL_DEFAULT_BUS_REQUEST_KBPS); 349c5e96c91SDedy Lansky 3505bd60982SLior David if (test_and_clear_bit(wil_vif_fwconnected, vif->status)) { 3515bd60982SLior David atomic_dec(&wil->connected_vifs); 3524821e6d8SVladimir Kondratiev cfg80211_disconnected(ndev, reason_code, 3533b56c15fSDedy Lansky NULL, 0, 354e00243faSLior David vif->locally_generated_disc, 3553b56c15fSDedy Lansky GFP_KERNEL); 356e00243faSLior David vif->locally_generated_disc = false; 3575bd60982SLior David } else if (test_bit(wil_vif_fwconnecting, vif->status)) { 3582be7d22fSVladimir Kondratiev cfg80211_connect_result(ndev, bssid, NULL, 0, NULL, 0, 3592be7d22fSVladimir Kondratiev WLAN_STATUS_UNSPECIFIED_FAILURE, 3602be7d22fSVladimir Kondratiev GFP_KERNEL); 361e00243faSLior David vif->bss = NULL; 3622be7d22fSVladimir Kondratiev } 3635bd60982SLior David clear_bit(wil_vif_fwconnecting, vif->status); 364b9010f10SAhmad Masri clear_bit(wil_vif_ft_roam, vif->status); 36542fe1e51SAhmad Masri vif->ptk_rekey_state = WIL_REKEY_IDLE; 366b9010f10SAhmad Masri 36791886b0bSVladimir Kondratiev break; 36854eaa8c6SMaya Erez case NL80211_IFTYPE_AP: 36954eaa8c6SMaya Erez case NL80211_IFTYPE_P2P_GO: 370e00243faSLior David if (!wil_vif_is_connected(wil, vif->mid)) { 3715bd60982SLior David wil_update_net_queues_bh(wil, vif, NULL, true); 3725bd60982SLior David if (test_and_clear_bit(wil_vif_fwconnected, 3735bd60982SLior David vif->status)) 3745bd60982SLior David atomic_dec(&wil->connected_vifs); 375f9e3033fSDedy Lansky } else { 3765bd60982SLior David wil_update_net_queues_bh(wil, vif, NULL, false); 377f9e3033fSDedy Lansky } 37854eaa8c6SMaya Erez break; 37991886b0bSVladimir Kondratiev default: 38091886b0bSVladimir Kondratiev break; 38191886b0bSVladimir Kondratiev } 3822be7d22fSVladimir Kondratiev } 3832be7d22fSVladimir Kondratiev 384e1b43407SAhmad Masri static int wil_disconnect_cid(struct wil6210_vif *vif, int cid, 385e1b43407SAhmad Masri u16 reason_code) 386e1b43407SAhmad Masri { 387e1b43407SAhmad Masri struct wil6210_priv *wil = vif_to_wil(vif); 388e1b43407SAhmad Masri struct wireless_dev *wdev = vif_to_wdev(vif); 389e1b43407SAhmad Masri struct wil_sta_info *sta = &wil->sta[cid]; 390e1b43407SAhmad Masri bool del_sta = false; 391e1b43407SAhmad Masri 392e1b43407SAhmad Masri might_sleep(); 393e1b43407SAhmad Masri wil_dbg_misc(wil, "disconnect_cid: CID %d, MID %d, status %d\n", 394e1b43407SAhmad Masri cid, sta->mid, sta->status); 395e1b43407SAhmad Masri 396e1b43407SAhmad Masri if (sta->status == wil_sta_unused) 397e1b43407SAhmad Masri return 0; 398e1b43407SAhmad Masri 399e1b43407SAhmad Masri if (vif->mid != sta->mid) { 400e1b43407SAhmad Masri wil_err(wil, "STA MID mismatch with VIF MID(%d)\n", vif->mid); 401e1b43407SAhmad Masri return -EINVAL; 402e1b43407SAhmad Masri } 403e1b43407SAhmad Masri 404e1b43407SAhmad Masri /* inform lower layers */ 405e1b43407SAhmad Masri if (wdev->iftype == NL80211_IFTYPE_AP && disable_ap_sme) 406e1b43407SAhmad Masri del_sta = true; 407e1b43407SAhmad Masri 408e1b43407SAhmad Masri /* disconnect by sending command disconnect/del_sta and wait 409e1b43407SAhmad Masri * synchronously for WMI_DISCONNECT_EVENTID event. 410e1b43407SAhmad Masri */ 411e1b43407SAhmad Masri return wmi_disconnect_sta(vif, sta->addr, reason_code, del_sta); 412e1b43407SAhmad Masri } 413e1b43407SAhmad Masri 414e1b43407SAhmad Masri static void _wil6210_disconnect(struct wil6210_vif *vif, const u8 *bssid, 415e1b43407SAhmad Masri u16 reason_code) 416e1b43407SAhmad Masri { 417e1b43407SAhmad Masri struct wil6210_priv *wil; 418e1b43407SAhmad Masri struct net_device *ndev; 419e1b43407SAhmad Masri int cid = -ENOENT; 420e1b43407SAhmad Masri 421e1b43407SAhmad Masri if (unlikely(!vif)) 422e1b43407SAhmad Masri return; 423e1b43407SAhmad Masri 424e1b43407SAhmad Masri wil = vif_to_wil(vif); 425e1b43407SAhmad Masri ndev = vif_to_ndev(vif); 426e1b43407SAhmad Masri 427e1b43407SAhmad Masri might_sleep(); 428e1b43407SAhmad Masri wil_info(wil, "disconnect bssid=%pM, reason=%d\n", bssid, reason_code); 429e1b43407SAhmad Masri 430e1b43407SAhmad Masri /* Cases are: 431e1b43407SAhmad Masri * - disconnect single STA, still connected 432e1b43407SAhmad Masri * - disconnect single STA, already disconnected 433e1b43407SAhmad Masri * - disconnect all 434e1b43407SAhmad Masri * 435e1b43407SAhmad Masri * For "disconnect all", there are 3 options: 436e1b43407SAhmad Masri * - bssid == NULL 437e1b43407SAhmad Masri * - bssid is broadcast address (ff:ff:ff:ff:ff:ff) 438e1b43407SAhmad Masri * - bssid is our MAC address 439e1b43407SAhmad Masri */ 440e1b43407SAhmad Masri if (bssid && !is_broadcast_ether_addr(bssid) && 441e1b43407SAhmad Masri !ether_addr_equal_unaligned(ndev->dev_addr, bssid)) { 442e1b43407SAhmad Masri cid = wil_find_cid(wil, vif->mid, bssid); 443e1b43407SAhmad Masri wil_dbg_misc(wil, "Disconnect %pM, CID=%d, reason=%d\n", 444e1b43407SAhmad Masri bssid, cid, reason_code); 445c478ac9dSAlexei Avshalom Lazar if (wil_cid_valid(wil, cid)) /* disconnect 1 peer */ 446e1b43407SAhmad Masri wil_disconnect_cid(vif, cid, reason_code); 447e1b43407SAhmad Masri } else { /* all */ 448e1b43407SAhmad Masri wil_dbg_misc(wil, "Disconnect all\n"); 449ddf7afddSAhmad Masri for (cid = 0; cid < wil->max_assoc_sta; cid++) 450e1b43407SAhmad Masri wil_disconnect_cid(vif, cid, reason_code); 451e1b43407SAhmad Masri } 452e1b43407SAhmad Masri 453e1b43407SAhmad Masri /* call event handler manually after processing wmi_call, 454e1b43407SAhmad Masri * to avoid deadlock - disconnect event handler acquires 455e1b43407SAhmad Masri * wil->mutex while it is already held here 456e1b43407SAhmad Masri */ 457e1b43407SAhmad Masri _wil6210_disconnect_complete(vif, bssid, reason_code); 458e1b43407SAhmad Masri } 459e1b43407SAhmad Masri 460e00243faSLior David void wil_disconnect_worker(struct work_struct *work) 4612be7d22fSVladimir Kondratiev { 462e00243faSLior David struct wil6210_vif *vif = container_of(work, 463e00243faSLior David struct wil6210_vif, disconnect_worker); 464e00243faSLior David struct wil6210_priv *wil = vif_to_wil(vif); 465e00243faSLior David struct net_device *ndev = vif_to_ndev(vif); 466628639b1SDedy Lansky int rc; 467628639b1SDedy Lansky struct { 468628639b1SDedy Lansky struct wmi_cmd_hdr wmi; 469628639b1SDedy Lansky struct wmi_disconnect_event evt; 470628639b1SDedy Lansky } __packed reply; 4712be7d22fSVladimir Kondratiev 4725bd60982SLior David if (test_bit(wil_vif_fwconnected, vif->status)) 473628639b1SDedy Lansky /* connect succeeded after all */ 474628639b1SDedy Lansky return; 475628639b1SDedy Lansky 4765bd60982SLior David if (!test_bit(wil_vif_fwconnecting, vif->status)) 477628639b1SDedy Lansky /* already disconnected */ 478628639b1SDedy Lansky return; 479628639b1SDedy Lansky 480807b0860SAlexei Avshalom Lazar memset(&reply, 0, sizeof(reply)); 481807b0860SAlexei Avshalom Lazar 482e00243faSLior David rc = wmi_call(wil, WMI_DISCONNECT_CMDID, vif->mid, NULL, 0, 483628639b1SDedy Lansky WMI_DISCONNECT_EVENTID, &reply, sizeof(reply), 484628639b1SDedy Lansky WIL6210_DISCONNECT_TO_MS); 485628639b1SDedy Lansky if (rc) { 486628639b1SDedy Lansky wil_err(wil, "disconnect error %d\n", rc); 487628639b1SDedy Lansky return; 488628639b1SDedy Lansky } 489628639b1SDedy Lansky 4905bd60982SLior David wil_update_net_queues_bh(wil, vif, NULL, true); 491628639b1SDedy Lansky netif_carrier_off(ndev); 492628639b1SDedy Lansky cfg80211_connect_result(ndev, NULL, NULL, 0, NULL, 0, 493628639b1SDedy Lansky WLAN_STATUS_UNSPECIFIED_FAILURE, GFP_KERNEL); 4945bd60982SLior David clear_bit(wil_vif_fwconnecting, vif->status); 4952be7d22fSVladimir Kondratiev } 4962be7d22fSVladimir Kondratiev 497c33407a8SVladimir Kondratiev static int wil_wait_for_recovery(struct wil6210_priv *wil) 498c33407a8SVladimir Kondratiev { 499c33407a8SVladimir Kondratiev if (wait_event_interruptible(wil->wq, wil->recovery_state != 500c33407a8SVladimir Kondratiev fw_recovery_pending)) { 501c33407a8SVladimir Kondratiev wil_err(wil, "Interrupt, canceling recovery\n"); 502c33407a8SVladimir Kondratiev return -ERESTARTSYS; 503c33407a8SVladimir Kondratiev } 504c33407a8SVladimir Kondratiev if (wil->recovery_state != fw_recovery_running) { 505c33407a8SVladimir Kondratiev wil_info(wil, "Recovery cancelled\n"); 506c33407a8SVladimir Kondratiev return -EINTR; 507c33407a8SVladimir Kondratiev } 508c33407a8SVladimir Kondratiev wil_info(wil, "Proceed with recovery\n"); 509c33407a8SVladimir Kondratiev return 0; 510c33407a8SVladimir Kondratiev } 511c33407a8SVladimir Kondratiev 512c33407a8SVladimir Kondratiev void wil_set_recovery_state(struct wil6210_priv *wil, int state) 513c33407a8SVladimir Kondratiev { 514af3db60aSLazar Alexei wil_dbg_misc(wil, "set_recovery_state: %d -> %d\n", 515c33407a8SVladimir Kondratiev wil->recovery_state, state); 516c33407a8SVladimir Kondratiev 517c33407a8SVladimir Kondratiev wil->recovery_state = state; 518c33407a8SVladimir Kondratiev wake_up_interruptible(&wil->wq); 519c33407a8SVladimir Kondratiev } 520c33407a8SVladimir Kondratiev 521375a173fSLior David bool wil_is_recovery_blocked(struct wil6210_priv *wil) 522375a173fSLior David { 523375a173fSLior David return no_fw_recovery && (wil->recovery_state == fw_recovery_pending); 524375a173fSLior David } 525375a173fSLior David 526ed6f9dc6SVladimir Kondratiev static void wil_fw_error_worker(struct work_struct *work) 527ed6f9dc6SVladimir Kondratiev { 528c33407a8SVladimir Kondratiev struct wil6210_priv *wil = container_of(work, struct wil6210_priv, 529c33407a8SVladimir Kondratiev fw_error_worker); 530e00243faSLior David struct net_device *ndev = wil->main_ndev; 531db5a4d5eSColin Ian King struct wireless_dev *wdev; 532ed6f9dc6SVladimir Kondratiev 533ed6f9dc6SVladimir Kondratiev wil_dbg_misc(wil, "fw error worker\n"); 534ed6f9dc6SVladimir Kondratiev 535e00243faSLior David if (!ndev || !(ndev->flags & IFF_UP)) { 536cded9369SVladimir Kondratiev wil_info(wil, "No recovery - interface is down\n"); 537cded9369SVladimir Kondratiev return; 538cded9369SVladimir Kondratiev } 539db5a4d5eSColin Ian King wdev = ndev->ieee80211_ptr; 540cded9369SVladimir Kondratiev 541fc219eedSVladimir Kondratiev /* increment @recovery_count if less then WIL6210_FW_RECOVERY_TO 542fc219eedSVladimir Kondratiev * passed since last recovery attempt 543fc219eedSVladimir Kondratiev */ 544fc219eedSVladimir Kondratiev if (time_is_after_jiffies(wil->last_fw_recovery + 545fc219eedSVladimir Kondratiev WIL6210_FW_RECOVERY_TO)) 546fc219eedSVladimir Kondratiev wil->recovery_count++; 547fc219eedSVladimir Kondratiev else 548fc219eedSVladimir Kondratiev wil->recovery_count = 1; /* fw was alive for a long time */ 549fc219eedSVladimir Kondratiev 550fc219eedSVladimir Kondratiev if (wil->recovery_count > WIL6210_FW_RECOVERY_RETRIES) { 551fc219eedSVladimir Kondratiev wil_err(wil, "too many recovery attempts (%d), giving up\n", 552fc219eedSVladimir Kondratiev wil->recovery_count); 553fc219eedSVladimir Kondratiev return; 554fc219eedSVladimir Kondratiev } 555fc219eedSVladimir Kondratiev 556fc219eedSVladimir Kondratiev wil->last_fw_recovery = jiffies; 557fc219eedSVladimir Kondratiev 558dfb5b098SLior David wil_info(wil, "fw error recovery requested (try %d)...\n", 559dfb5b098SLior David wil->recovery_count); 560dfb5b098SLior David if (!no_fw_recovery) 561dfb5b098SLior David wil->recovery_state = fw_recovery_running; 562dfb5b098SLior David if (wil_wait_for_recovery(wil) != 0) 563dfb5b098SLior David return; 564dfb5b098SLior David 565e41ab937SDedy Lansky rtnl_lock(); 5669c3bde56SVladimir Kondratiev mutex_lock(&wil->mutex); 567e00243faSLior David /* Needs adaptation for multiple VIFs 568e00243faSLior David * need to go over all VIFs and consider the appropriate 569e41ab937SDedy Lansky * recovery because each one can have different iftype. 570e00243faSLior David */ 571ed6f9dc6SVladimir Kondratiev switch (wdev->iftype) { 572ed6f9dc6SVladimir Kondratiev case NL80211_IFTYPE_STATION: 573ed6f9dc6SVladimir Kondratiev case NL80211_IFTYPE_P2P_CLIENT: 574ed6f9dc6SVladimir Kondratiev case NL80211_IFTYPE_MONITOR: 575dfb5b098SLior David /* silent recovery, upper layers will see disconnect */ 57673d839aeSVladimir Kondratiev __wil_down(wil); 57773d839aeSVladimir Kondratiev __wil_up(wil); 578ed6f9dc6SVladimir Kondratiev break; 579ed6f9dc6SVladimir Kondratiev case NL80211_IFTYPE_AP: 580ed6f9dc6SVladimir Kondratiev case NL80211_IFTYPE_P2P_GO: 581e41ab937SDedy Lansky if (no_fw_recovery) /* upper layers do recovery */ 582e41ab937SDedy Lansky break; 583e41ab937SDedy Lansky /* silent recovery, upper layers will see disconnect */ 584e41ab937SDedy Lansky __wil_down(wil); 585e41ab937SDedy Lansky __wil_up(wil); 586e41ab937SDedy Lansky mutex_unlock(&wil->mutex); 587e41ab937SDedy Lansky wil_cfg80211_ap_recovery(wil); 588e41ab937SDedy Lansky mutex_lock(&wil->mutex); 589e41ab937SDedy Lansky wil_info(wil, "... completed\n"); 590ed6f9dc6SVladimir Kondratiev break; 591ed6f9dc6SVladimir Kondratiev default: 592e240537bSVladimir Kondratiev wil_err(wil, "No recovery - unknown interface type %d\n", 593e240537bSVladimir Kondratiev wdev->iftype); 594ed6f9dc6SVladimir Kondratiev break; 595ed6f9dc6SVladimir Kondratiev } 596e41ab937SDedy Lansky 5979c3bde56SVladimir Kondratiev mutex_unlock(&wil->mutex); 598e41ab937SDedy Lansky rtnl_unlock(); 599ed6f9dc6SVladimir Kondratiev } 600ed6f9dc6SVladimir Kondratiev 60110590c6aSGidon Studinski static int wil_find_free_ring(struct wil6210_priv *wil) 6029a177384SVladimir Kondratiev { 6039a177384SVladimir Kondratiev int i; 60496c93589SGidon Studinski int min_ring_id = wil_get_min_tx_ring_id(wil); 6058fe59627SVladimir Kondratiev 60696c93589SGidon Studinski for (i = min_ring_id; i < WIL6210_MAX_TX_RINGS; i++) { 60710590c6aSGidon Studinski if (!wil->ring_tx[i].va) 6089a177384SVladimir Kondratiev return i; 6099a177384SVladimir Kondratiev } 6109a177384SVladimir Kondratiev return -EINVAL; 6119a177384SVladimir Kondratiev } 6129a177384SVladimir Kondratiev 61396c93589SGidon Studinski int wil_ring_init_tx(struct wil6210_vif *vif, int cid) 6140916d9f2SMaya Erez { 615e00243faSLior David struct wil6210_priv *wil = vif_to_wil(vif); 6160916d9f2SMaya Erez int rc = -EINVAL, ringid; 6170916d9f2SMaya Erez 6180916d9f2SMaya Erez if (cid < 0) { 6190916d9f2SMaya Erez wil_err(wil, "No connection pending\n"); 6200916d9f2SMaya Erez goto out; 6210916d9f2SMaya Erez } 62210590c6aSGidon Studinski ringid = wil_find_free_ring(wil); 6230916d9f2SMaya Erez if (ringid < 0) { 6240916d9f2SMaya Erez wil_err(wil, "No free vring found\n"); 6250916d9f2SMaya Erez goto out; 6260916d9f2SMaya Erez } 6270916d9f2SMaya Erez 62810590c6aSGidon Studinski wil_dbg_wmi(wil, "Configure for connection CID %d MID %d ring %d\n", 629e00243faSLior David cid, vif->mid, ringid); 6300916d9f2SMaya Erez 63196c93589SGidon Studinski rc = wil->txrx_ops.ring_init_tx(vif, ringid, 1 << tx_ring_order, 63296c93589SGidon Studinski cid, 0); 6330916d9f2SMaya Erez if (rc) 634e00243faSLior David wil_err(wil, "init TX for CID %d MID %d vring %d failed\n", 635e00243faSLior David cid, vif->mid, ringid); 6360916d9f2SMaya Erez 6370916d9f2SMaya Erez out: 6380916d9f2SMaya Erez return rc; 6390916d9f2SMaya Erez } 6400916d9f2SMaya Erez 641e00243faSLior David int wil_bcast_init(struct wil6210_vif *vif) 64241d6b093SVladimir Kondratiev { 643e00243faSLior David struct wil6210_priv *wil = vif_to_wil(vif); 64410590c6aSGidon Studinski int ri = vif->bcast_ring, rc; 64541d6b093SVladimir Kondratiev 64610590c6aSGidon Studinski if (ri >= 0 && wil->ring_tx[ri].va) 64741d6b093SVladimir Kondratiev return 0; 64841d6b093SVladimir Kondratiev 64910590c6aSGidon Studinski ri = wil_find_free_ring(wil); 65041d6b093SVladimir Kondratiev if (ri < 0) 65141d6b093SVladimir Kondratiev return ri; 65241d6b093SVladimir Kondratiev 65310590c6aSGidon Studinski vif->bcast_ring = ri; 65496c93589SGidon Studinski rc = wil->txrx_ops.ring_init_bcast(vif, ri, 1 << bcast_ring_order); 655230d8442SVladimir Kondratiev if (rc) 65610590c6aSGidon Studinski vif->bcast_ring = -1; 65741d6b093SVladimir Kondratiev 65841d6b093SVladimir Kondratiev return rc; 65941d6b093SVladimir Kondratiev } 66041d6b093SVladimir Kondratiev 661e00243faSLior David void wil_bcast_fini(struct wil6210_vif *vif) 66241d6b093SVladimir Kondratiev { 663e00243faSLior David struct wil6210_priv *wil = vif_to_wil(vif); 66410590c6aSGidon Studinski int ri = vif->bcast_ring; 66541d6b093SVladimir Kondratiev 66641d6b093SVladimir Kondratiev if (ri < 0) 66741d6b093SVladimir Kondratiev return; 66841d6b093SVladimir Kondratiev 66910590c6aSGidon Studinski vif->bcast_ring = -1; 67010590c6aSGidon Studinski wil_ring_fini_tx(wil, ri); 67141d6b093SVladimir Kondratiev } 67241d6b093SVladimir Kondratiev 6733ada9314SLior David void wil_bcast_fini_all(struct wil6210_priv *wil) 6743ada9314SLior David { 6753ada9314SLior David int i; 6763ada9314SLior David struct wil6210_vif *vif; 6773ada9314SLior David 678e4a29bddSAhmad Masri for (i = 0; i < GET_MAX_VIFS(wil); i++) { 6793ada9314SLior David vif = wil->vifs[i]; 6803ada9314SLior David if (vif) 6813ada9314SLior David wil_bcast_fini(vif); 6823ada9314SLior David } 6833ada9314SLior David } 6843ada9314SLior David 6852be7d22fSVladimir Kondratiev int wil_priv_init(struct wil6210_priv *wil) 6862be7d22fSVladimir Kondratiev { 687ec81b5adSDedy Lansky uint i; 688ec81b5adSDedy Lansky 689af3db60aSLazar Alexei wil_dbg_misc(wil, "priv_init\n"); 6902be7d22fSVladimir Kondratiev 6913df2cd36SVladimir Kondratiev memset(wil->sta, 0, sizeof(wil->sta)); 692e00243faSLior David for (i = 0; i < WIL6210_MAX_CID; i++) { 693ec81b5adSDedy Lansky spin_lock_init(&wil->sta[i].tid_rx_lock); 694e00243faSLior David wil->sta[i].mid = U8_MAX; 695e00243faSLior David } 6963df2cd36SVladimir Kondratiev 697df2b5388SMaya Erez for (i = 0; i < WIL6210_MAX_TX_RINGS; i++) { 69810590c6aSGidon Studinski spin_lock_init(&wil->ring_tx_data[i].lock); 699df2b5388SMaya Erez wil->ring2cid_tid[i][0] = WIL6210_MAX_CID; 700df2b5388SMaya Erez } 701875e9439SMaya Erez 7022be7d22fSVladimir Kondratiev mutex_init(&wil->mutex); 703404bbb3cSLior David mutex_init(&wil->vif_mutex); 7042be7d22fSVladimir Kondratiev mutex_init(&wil->wmi_mutex); 705349214c1SMaya Erez mutex_init(&wil->halp.lock); 7062be7d22fSVladimir Kondratiev 7072be7d22fSVladimir Kondratiev init_completion(&wil->wmi_ready); 70859502647SDedy Lansky init_completion(&wil->wmi_call); 709349214c1SMaya Erez init_completion(&wil->halp.comp); 7102be7d22fSVladimir Kondratiev 7112be7d22fSVladimir Kondratiev INIT_WORK(&wil->wmi_event_worker, wmi_event_worker); 712ed6f9dc6SVladimir Kondratiev INIT_WORK(&wil->fw_error_worker, wil_fw_error_worker); 7132be7d22fSVladimir Kondratiev 7142be7d22fSVladimir Kondratiev INIT_LIST_HEAD(&wil->pending_wmi_ev); 7152be7d22fSVladimir Kondratiev spin_lock_init(&wil->wmi_ev_lock); 716f9e3033fSDedy Lansky spin_lock_init(&wil->net_queue_lock); 71742fe1e51SAhmad Masri spin_lock_init(&wil->eap_lock); 71842fe1e51SAhmad Masri 719c33407a8SVladimir Kondratiev init_waitqueue_head(&wil->wq); 720a0618945SAhmad Masri init_rwsem(&wil->mem_lock); 7212be7d22fSVladimir Kondratiev 7222be7d22fSVladimir Kondratiev wil->wmi_wq = create_singlethread_workqueue(WIL_NAME "_wmi"); 7232be7d22fSVladimir Kondratiev if (!wil->wmi_wq) 7242be7d22fSVladimir Kondratiev return -EAGAIN; 7252be7d22fSVladimir Kondratiev 7263277213fSVladimir Kondratiev wil->wq_service = create_singlethread_workqueue(WIL_NAME "_service"); 7273277213fSVladimir Kondratiev if (!wil->wq_service) 7283277213fSVladimir Kondratiev goto out_wmi_wq; 7292be7d22fSVladimir Kondratiev 730fc219eedSVladimir Kondratiev wil->last_fw_recovery = jiffies; 7311f80af2eSVladimir Shulman wil->tx_interframe_timeout = WIL6210_ITR_TX_INTERFRAME_TIMEOUT_DEFAULT; 7321f80af2eSVladimir Shulman wil->rx_interframe_timeout = WIL6210_ITR_RX_INTERFRAME_TIMEOUT_DEFAULT; 7331f80af2eSVladimir Shulman wil->tx_max_burst_duration = WIL6210_ITR_TX_MAX_BURST_DURATION_DEFAULT; 7341f80af2eSVladimir Shulman wil->rx_max_burst_duration = WIL6210_ITR_RX_MAX_BURST_DURATION_DEFAULT; 735fc219eedSVladimir Kondratiev 736ab954628SVladimir Kondratiev if (rx_ring_overflow_thrsh == WIL6210_RX_HIGH_TRSH_INIT) 737ab954628SVladimir Kondratiev rx_ring_overflow_thrsh = WIL6210_RX_HIGH_TRSH_DEFAULT; 7388b068c03SLazar Alexei 7398b068c03SLazar Alexei wil->ps_profile = WMI_PS_PROFILE_TYPE_DEFAULT; 7408b068c03SLazar Alexei 741fe9ee51eSMaya Erez wil->wakeup_trigger = WMI_WAKEUP_TRIGGER_UCAST | 742fe9ee51eSMaya Erez WMI_WAKEUP_TRIGGER_BCAST; 74326234526SMaya Erez memset(&wil->suspend_stats, 0, sizeof(wil->suspend_stats)); 74410590c6aSGidon Studinski wil->ring_idle_trsh = 16; 745fe9ee51eSMaya Erez 746e00243faSLior David wil->reply_mid = U8_MAX; 7474aebd3bdSLior David wil->max_vifs = 1; 748ddf7afddSAhmad Masri wil->max_assoc_sta = max_assoc_sta; 749e00243faSLior David 75096c93589SGidon Studinski /* edma configuration can be updated via debugfs before allocation */ 75196c93589SGidon Studinski wil->num_rx_status_rings = WIL_DEFAULT_NUM_RX_STATUS_RINGS; 75296c93589SGidon Studinski wil->tx_status_ring_order = WIL_TX_SRING_SIZE_ORDER_DEFAULT; 75396c93589SGidon Studinski 75496c93589SGidon Studinski /* Rx status ring size should be bigger than the number of RX buffers 75596c93589SGidon Studinski * in order to prevent backpressure on the status ring, which may 75696c93589SGidon Studinski * cause HW freeze. 75796c93589SGidon Studinski */ 75896c93589SGidon Studinski wil->rx_status_ring_order = WIL_RX_SRING_SIZE_ORDER_DEFAULT; 75996c93589SGidon Studinski /* Number of RX buffer IDs should be bigger than the RX descriptor 76096c93589SGidon Studinski * ring size as in HW reorder flow, the HW can consume additional 76196c93589SGidon Studinski * buffers before releasing the previous ones. 76296c93589SGidon Studinski */ 76396c93589SGidon Studinski wil->rx_buff_id_count = WIL_RX_BUFF_ARR_SIZE_DEFAULT; 76496c93589SGidon Studinski 7657be13fc3SGidon Studinski wil->amsdu_en = 1; 7667be13fc3SGidon Studinski 7672be7d22fSVladimir Kondratiev return 0; 7683277213fSVladimir Kondratiev 7693277213fSVladimir Kondratiev out_wmi_wq: 7703277213fSVladimir Kondratiev destroy_workqueue(wil->wmi_wq); 7713277213fSVladimir Kondratiev 7723277213fSVladimir Kondratiev return -EAGAIN; 7732be7d22fSVladimir Kondratiev } 7742be7d22fSVladimir Kondratiev 7759953a782SLior David void wil6210_bus_request(struct wil6210_priv *wil, u32 kbps) 7769953a782SLior David { 777fe9ee51eSMaya Erez if (wil->platform_ops.bus_request) { 778fe9ee51eSMaya Erez wil->bus_request_kbps = kbps; 7799953a782SLior David wil->platform_ops.bus_request(wil->platform_handle, kbps); 7809953a782SLior David } 781fe9ee51eSMaya Erez } 7829953a782SLior David 783b516fcc5SVladimir Kondratiev /** 784b516fcc5SVladimir Kondratiev * wil6210_disconnect - disconnect one connection 785e00243faSLior David * @vif: virtual interface context 786b516fcc5SVladimir Kondratiev * @bssid: peer to disconnect, NULL to disconnect all 7874821e6d8SVladimir Kondratiev * @reason_code: Reason code for the Disassociation frame 788b516fcc5SVladimir Kondratiev * 789e1b43407SAhmad Masri * Disconnect and release associated resources. Issue WMI 790e1b43407SAhmad Masri * command(s) to trigger MAC disconnect. When command was issued 791e1b43407SAhmad Masri * successfully, call the wil6210_disconnect_complete function 792e1b43407SAhmad Masri * to handle the event synchronously 793b516fcc5SVladimir Kondratiev */ 794e00243faSLior David void wil6210_disconnect(struct wil6210_vif *vif, const u8 *bssid, 795e1b43407SAhmad Masri u16 reason_code) 7962be7d22fSVladimir Kondratiev { 797e00243faSLior David struct wil6210_priv *wil = vif_to_wil(vif); 798e00243faSLior David 799e1b43407SAhmad Masri wil_dbg_misc(wil, "disconnecting\n"); 8009cf10d62SVladimir Kondratiev 801e00243faSLior David del_timer_sync(&vif->connect_timer); 802e1b43407SAhmad Masri _wil6210_disconnect(vif, bssid, reason_code); 803e1b43407SAhmad Masri } 804e1b43407SAhmad Masri 805e1b43407SAhmad Masri /** 806e1b43407SAhmad Masri * wil6210_disconnect_complete - handle disconnect event 807e1b43407SAhmad Masri * @vif: virtual interface context 808e1b43407SAhmad Masri * @bssid: peer to disconnect, NULL to disconnect all 809e1b43407SAhmad Masri * @reason_code: Reason code for the Disassociation frame 810e1b43407SAhmad Masri * 811e1b43407SAhmad Masri * Release associated resources and indicate upper layers the 812e1b43407SAhmad Masri * connection is terminated. 813e1b43407SAhmad Masri */ 814e1b43407SAhmad Masri void wil6210_disconnect_complete(struct wil6210_vif *vif, const u8 *bssid, 815e1b43407SAhmad Masri u16 reason_code) 816e1b43407SAhmad Masri { 817e1b43407SAhmad Masri struct wil6210_priv *wil = vif_to_wil(vif); 818e1b43407SAhmad Masri 819e1b43407SAhmad Masri wil_dbg_misc(wil, "got disconnect\n"); 820e1b43407SAhmad Masri 821e1b43407SAhmad Masri del_timer_sync(&vif->connect_timer); 822e1b43407SAhmad Masri _wil6210_disconnect_complete(vif, bssid, reason_code); 8232be7d22fSVladimir Kondratiev } 8242be7d22fSVladimir Kondratiev 8252be7d22fSVladimir Kondratiev void wil_priv_deinit(struct wil6210_priv *wil) 8262be7d22fSVladimir Kondratiev { 827af3db60aSLazar Alexei wil_dbg_misc(wil, "priv_deinit\n"); 8289cf10d62SVladimir Kondratiev 829c33407a8SVladimir Kondratiev wil_set_recovery_state(wil, fw_recovery_idle); 830ed6f9dc6SVladimir Kondratiev cancel_work_sync(&wil->fw_error_worker); 8312be7d22fSVladimir Kondratiev wmi_event_flush(wil); 8323277213fSVladimir Kondratiev destroy_workqueue(wil->wq_service); 8332be7d22fSVladimir Kondratiev destroy_workqueue(wil->wmi_wq); 834a7feb56fSMaya Erez kfree(wil->brd_info); 8352be7d22fSVladimir Kondratiev } 8362be7d22fSVladimir Kondratiev 83770bcc658SLior David static void wil_shutdown_bl(struct wil6210_priv *wil) 83870bcc658SLior David { 83970bcc658SLior David u32 val; 84070bcc658SLior David 84170bcc658SLior David wil_s(wil, RGF_USER_BL + 84270bcc658SLior David offsetof(struct bl_dedicated_registers_v1, 84370bcc658SLior David bl_shutdown_handshake), BL_SHUTDOWN_HS_GRTD); 84470bcc658SLior David 84570bcc658SLior David usleep_range(100, 150); 84670bcc658SLior David 84770bcc658SLior David val = wil_r(wil, RGF_USER_BL + 84870bcc658SLior David offsetof(struct bl_dedicated_registers_v1, 84970bcc658SLior David bl_shutdown_handshake)); 85070bcc658SLior David if (val & BL_SHUTDOWN_HS_RTD) { 85170bcc658SLior David wil_dbg_misc(wil, "BL is ready for halt\n"); 85270bcc658SLior David return; 85370bcc658SLior David } 85470bcc658SLior David 85570bcc658SLior David wil_err(wil, "BL did not report ready for halt\n"); 85670bcc658SLior David } 85770bcc658SLior David 85870bcc658SLior David /* this format is used by ARC embedded CPU for instruction memory */ 85970bcc658SLior David static inline u32 ARC_me_imm32(u32 d) 86070bcc658SLior David { 86170bcc658SLior David return ((d & 0xffff0000) >> 16) | ((d & 0x0000ffff) << 16); 86270bcc658SLior David } 86370bcc658SLior David 86470bcc658SLior David /* defines access to interrupt vectors for wil_freeze_bl */ 86570bcc658SLior David #define ARC_IRQ_VECTOR_OFFSET(N) ((N) * 8) 86670bcc658SLior David /* ARC long jump instruction */ 86770bcc658SLior David #define ARC_JAL_INST (0x20200f80) 86870bcc658SLior David 86970bcc658SLior David static void wil_freeze_bl(struct wil6210_priv *wil) 87070bcc658SLior David { 87170bcc658SLior David u32 jal, upc, saved; 87270bcc658SLior David u32 ivt3 = ARC_IRQ_VECTOR_OFFSET(3); 87370bcc658SLior David 87470bcc658SLior David jal = wil_r(wil, wil->iccm_base + ivt3); 87570bcc658SLior David if (jal != ARC_me_imm32(ARC_JAL_INST)) { 87670bcc658SLior David wil_dbg_misc(wil, "invalid IVT entry found, skipping\n"); 87770bcc658SLior David return; 87870bcc658SLior David } 87970bcc658SLior David 88070bcc658SLior David /* prevent the target from entering deep sleep 88170bcc658SLior David * and disabling memory access 88270bcc658SLior David */ 88370bcc658SLior David saved = wil_r(wil, RGF_USER_USAGE_8); 88470bcc658SLior David wil_w(wil, RGF_USER_USAGE_8, saved | BIT_USER_PREVENT_DEEP_SLEEP); 88570bcc658SLior David usleep_range(20, 25); /* let the BL process the bit */ 88670bcc658SLior David 88770bcc658SLior David /* redirect to endless loop in the INT_L1 context and let it trap */ 88870bcc658SLior David wil_w(wil, wil->iccm_base + ivt3 + 4, ARC_me_imm32(ivt3)); 88970bcc658SLior David usleep_range(20, 25); /* let the BL get into the trap */ 89070bcc658SLior David 89170bcc658SLior David /* verify the BL is frozen */ 89270bcc658SLior David upc = wil_r(wil, RGF_USER_CPU_PC); 89370bcc658SLior David if (upc < ivt3 || (upc > (ivt3 + 8))) 89470bcc658SLior David wil_dbg_misc(wil, "BL freeze failed, PC=0x%08X\n", upc); 89570bcc658SLior David 89670bcc658SLior David wil_w(wil, RGF_USER_USAGE_8, saved); 89770bcc658SLior David } 89870bcc658SLior David 89970bcc658SLior David static void wil_bl_prepare_halt(struct wil6210_priv *wil) 90070bcc658SLior David { 90170bcc658SLior David u32 tmp, ver; 90270bcc658SLior David 90370bcc658SLior David /* before halting device CPU driver must make sure BL is not accessing 90470bcc658SLior David * host memory. This is done differently depending on BL version: 90570bcc658SLior David * 1. For very old BL versions the procedure is skipped 90670bcc658SLior David * (not supported). 90770bcc658SLior David * 2. For old BL version we use a special trick to freeze the BL 90870bcc658SLior David * 3. For new BL versions we shutdown the BL using handshake procedure. 90970bcc658SLior David */ 91070bcc658SLior David tmp = wil_r(wil, RGF_USER_BL + 91170bcc658SLior David offsetof(struct bl_dedicated_registers_v0, 91270bcc658SLior David boot_loader_struct_version)); 91370bcc658SLior David if (!tmp) { 91477b83829SColin Ian King wil_dbg_misc(wil, "old BL, skipping halt preparation\n"); 91570bcc658SLior David return; 91670bcc658SLior David } 91770bcc658SLior David 91870bcc658SLior David tmp = wil_r(wil, RGF_USER_BL + 91970bcc658SLior David offsetof(struct bl_dedicated_registers_v1, 92070bcc658SLior David bl_shutdown_handshake)); 92170bcc658SLior David ver = BL_SHUTDOWN_HS_PROT_VER(tmp); 92270bcc658SLior David 92370bcc658SLior David if (ver > 0) 92470bcc658SLior David wil_shutdown_bl(wil); 92570bcc658SLior David else 92670bcc658SLior David wil_freeze_bl(wil); 92770bcc658SLior David } 92870bcc658SLior David 929151a9706SVladimir Kondratiev static inline void wil_halt_cpu(struct wil6210_priv *wil) 930151a9706SVladimir Kondratiev { 931485790d0SMaya Erez if (wil->hw_version >= HW_VER_TALYN_MB) { 932485790d0SMaya Erez wil_w(wil, RGF_USER_USER_CPU_0_TALYN_MB, 933485790d0SMaya Erez BIT_USER_USER_CPU_MAN_RST); 934485790d0SMaya Erez wil_w(wil, RGF_USER_MAC_CPU_0_TALYN_MB, 935485790d0SMaya Erez BIT_USER_MAC_CPU_MAN_RST); 936485790d0SMaya Erez } else { 937b9eeb512SVladimir Kondratiev wil_w(wil, RGF_USER_USER_CPU_0, BIT_USER_USER_CPU_MAN_RST); 938b9eeb512SVladimir Kondratiev wil_w(wil, RGF_USER_MAC_CPU_0, BIT_USER_MAC_CPU_MAN_RST); 939151a9706SVladimir Kondratiev } 940485790d0SMaya Erez } 941151a9706SVladimir Kondratiev 942151a9706SVladimir Kondratiev static inline void wil_release_cpu(struct wil6210_priv *wil) 943151a9706SVladimir Kondratiev { 944151a9706SVladimir Kondratiev /* Start CPU */ 945485790d0SMaya Erez if (wil->hw_version >= HW_VER_TALYN_MB) 946485790d0SMaya Erez wil_w(wil, RGF_USER_USER_CPU_0_TALYN_MB, 1); 947485790d0SMaya Erez else 948b9eeb512SVladimir Kondratiev wil_w(wil, RGF_USER_USER_CPU_0, 1); 949151a9706SVladimir Kondratiev } 950151a9706SVladimir Kondratiev 951b8c31b5dSLior David static void wil_set_oob_mode(struct wil6210_priv *wil, u8 mode) 9521f1a361aSLior David { 953b8c31b5dSLior David wil_info(wil, "oob_mode to %d\n", mode); 954b8c31b5dSLior David switch (mode) { 955b8c31b5dSLior David case 0: 956b8c31b5dSLior David wil_c(wil, RGF_USER_USAGE_6, BIT_USER_OOB_MODE | 957b8c31b5dSLior David BIT_USER_OOB_R2_MODE); 958b8c31b5dSLior David break; 959b8c31b5dSLior David case 1: 960b8c31b5dSLior David wil_c(wil, RGF_USER_USAGE_6, BIT_USER_OOB_R2_MODE); 9611f1a361aSLior David wil_s(wil, RGF_USER_USAGE_6, BIT_USER_OOB_MODE); 962b8c31b5dSLior David break; 963b8c31b5dSLior David case 2: 9641f1a361aSLior David wil_c(wil, RGF_USER_USAGE_6, BIT_USER_OOB_MODE); 965b8c31b5dSLior David wil_s(wil, RGF_USER_USAGE_6, BIT_USER_OOB_R2_MODE); 966b8c31b5dSLior David break; 967b8c31b5dSLior David default: 968b8c31b5dSLior David wil_err(wil, "invalid oob_mode: %d\n", mode); 969b8c31b5dSLior David } 9701f1a361aSLior David } 9711f1a361aSLior David 972f1dbb6c1SMaya Erez static int wil_wait_device_ready(struct wil6210_priv *wil, int no_flash) 9732be7d22fSVladimir Kondratiev { 97498a65b59SVladimir Kondratiev int delay = 0; 975bb6c8dccSVladimir Kondratiev u32 x, x1 = 0; 97636b10a72SVladimir Kondratiev 977f1dbb6c1SMaya Erez /* wait until device ready. */ 978f1dbb6c1SMaya Erez if (no_flash) { 979f1dbb6c1SMaya Erez msleep(PMU_READY_DELAY_MS); 980f1dbb6c1SMaya Erez 981f1dbb6c1SMaya Erez wil_dbg_misc(wil, "Reset completed\n"); 982f1dbb6c1SMaya Erez } else { 983f1dbb6c1SMaya Erez do { 984f1dbb6c1SMaya Erez msleep(RST_DELAY); 985f1dbb6c1SMaya Erez x = wil_r(wil, RGF_USER_BL + 986f1dbb6c1SMaya Erez offsetof(struct bl_dedicated_registers_v0, 987f1dbb6c1SMaya Erez boot_loader_ready)); 988f1dbb6c1SMaya Erez if (x1 != x) { 989f1dbb6c1SMaya Erez wil_dbg_misc(wil, "BL.ready 0x%08x => 0x%08x\n", 990f1dbb6c1SMaya Erez x1, x); 991f1dbb6c1SMaya Erez x1 = x; 992f1dbb6c1SMaya Erez } 993f1dbb6c1SMaya Erez if (delay++ > RST_COUNT) { 994f1dbb6c1SMaya Erez wil_err(wil, "Reset not completed, bl.ready 0x%08x\n", 995f1dbb6c1SMaya Erez x); 996f1dbb6c1SMaya Erez return -ETIME; 997f1dbb6c1SMaya Erez } 998f1dbb6c1SMaya Erez } while (x != BL_READY); 999f1dbb6c1SMaya Erez 1000f1dbb6c1SMaya Erez wil_dbg_misc(wil, "Reset completed in %d ms\n", 1001f1dbb6c1SMaya Erez delay * RST_DELAY); 1002f1dbb6c1SMaya Erez } 1003f1dbb6c1SMaya Erez 1004f1dbb6c1SMaya Erez return 0; 1005f1dbb6c1SMaya Erez } 1006f1dbb6c1SMaya Erez 1007f1dbb6c1SMaya Erez static int wil_wait_device_ready_talyn_mb(struct wil6210_priv *wil) 1008f1dbb6c1SMaya Erez { 1009f1dbb6c1SMaya Erez u32 otp_hw; 1010f1dbb6c1SMaya Erez u8 signature_status; 1011f1dbb6c1SMaya Erez bool otp_signature_err; 1012f1dbb6c1SMaya Erez bool hw_section_done; 1013f1dbb6c1SMaya Erez u32 otp_qc_secured; 1014f1dbb6c1SMaya Erez int delay = 0; 1015f1dbb6c1SMaya Erez 1016f1dbb6c1SMaya Erez /* Wait for OTP signature test to complete */ 1017f1dbb6c1SMaya Erez usleep_range(2000, 2200); 1018f1dbb6c1SMaya Erez 1019f1dbb6c1SMaya Erez wil->boot_config = WIL_BOOT_ERR; 1020f1dbb6c1SMaya Erez 1021f1dbb6c1SMaya Erez /* Poll until OTP signature status is valid. 1022f1dbb6c1SMaya Erez * In vanilla and development modes, when signature test is complete 1023f1dbb6c1SMaya Erez * HW sets BIT_OTP_SIGNATURE_ERR_TALYN_MB. 1024f1dbb6c1SMaya Erez * In production mode BIT_OTP_SIGNATURE_ERR_TALYN_MB remains 0, poll 1025f1dbb6c1SMaya Erez * for signature status change to 2 or 3. 1026f1dbb6c1SMaya Erez */ 1027f1dbb6c1SMaya Erez do { 1028f1dbb6c1SMaya Erez otp_hw = wil_r(wil, RGF_USER_OTP_HW_RD_MACHINE_1); 1029f1dbb6c1SMaya Erez signature_status = WIL_GET_BITS(otp_hw, 8, 9); 1030f1dbb6c1SMaya Erez otp_signature_err = otp_hw & BIT_OTP_SIGNATURE_ERR_TALYN_MB; 1031f1dbb6c1SMaya Erez 1032f1dbb6c1SMaya Erez if (otp_signature_err && 1033f1dbb6c1SMaya Erez signature_status == WIL_SIG_STATUS_VANILLA) { 1034f1dbb6c1SMaya Erez wil->boot_config = WIL_BOOT_VANILLA; 1035f1dbb6c1SMaya Erez break; 1036f1dbb6c1SMaya Erez } 1037f1dbb6c1SMaya Erez if (otp_signature_err && 1038f1dbb6c1SMaya Erez signature_status == WIL_SIG_STATUS_DEVELOPMENT) { 1039f1dbb6c1SMaya Erez wil->boot_config = WIL_BOOT_DEVELOPMENT; 1040f1dbb6c1SMaya Erez break; 1041f1dbb6c1SMaya Erez } 1042f1dbb6c1SMaya Erez if (!otp_signature_err && 1043f1dbb6c1SMaya Erez signature_status == WIL_SIG_STATUS_PRODUCTION) { 1044f1dbb6c1SMaya Erez wil->boot_config = WIL_BOOT_PRODUCTION; 1045f1dbb6c1SMaya Erez break; 1046f1dbb6c1SMaya Erez } 1047f1dbb6c1SMaya Erez if (!otp_signature_err && 1048f1dbb6c1SMaya Erez signature_status == 1049f1dbb6c1SMaya Erez WIL_SIG_STATUS_CORRUPTED_PRODUCTION) { 1050f1dbb6c1SMaya Erez /* Unrecognized OTP signature found. Possibly a 1051f1dbb6c1SMaya Erez * corrupted production signature, access control 1052f1dbb6c1SMaya Erez * is applied as in production mode, therefore 1053f1dbb6c1SMaya Erez * do not fail 1054f1dbb6c1SMaya Erez */ 1055f1dbb6c1SMaya Erez wil->boot_config = WIL_BOOT_PRODUCTION; 1056f1dbb6c1SMaya Erez break; 1057f1dbb6c1SMaya Erez } 1058f1dbb6c1SMaya Erez if (delay++ > OTP_HW_COUNT) 1059f1dbb6c1SMaya Erez break; 1060f1dbb6c1SMaya Erez 1061f1dbb6c1SMaya Erez usleep_range(OTP_HW_DELAY, OTP_HW_DELAY + 10); 1062f1dbb6c1SMaya Erez } while (!otp_signature_err && signature_status == 0); 1063f1dbb6c1SMaya Erez 1064f1dbb6c1SMaya Erez if (wil->boot_config == WIL_BOOT_ERR) { 1065f1dbb6c1SMaya Erez wil_err(wil, 1066f1dbb6c1SMaya Erez "invalid boot config, signature_status %d otp_signature_err %d\n", 1067f1dbb6c1SMaya Erez signature_status, otp_signature_err); 1068f1dbb6c1SMaya Erez return -ETIME; 1069f1dbb6c1SMaya Erez } 1070f1dbb6c1SMaya Erez 1071f1dbb6c1SMaya Erez wil_dbg_misc(wil, 1072f1dbb6c1SMaya Erez "signature test done in %d usec, otp_hw 0x%x, boot_config %d\n", 1073f1dbb6c1SMaya Erez delay * OTP_HW_DELAY, otp_hw, wil->boot_config); 1074f1dbb6c1SMaya Erez 1075f1dbb6c1SMaya Erez if (wil->boot_config == WIL_BOOT_VANILLA) 1076f1dbb6c1SMaya Erez /* Assuming not SPI boot (currently not supported) */ 1077f1dbb6c1SMaya Erez goto out; 1078f1dbb6c1SMaya Erez 1079f1dbb6c1SMaya Erez hw_section_done = otp_hw & BIT_OTP_HW_SECTION_DONE_TALYN_MB; 1080f1dbb6c1SMaya Erez delay = 0; 1081f1dbb6c1SMaya Erez 1082f1dbb6c1SMaya Erez while (!hw_section_done) { 1083f1dbb6c1SMaya Erez msleep(RST_DELAY); 1084f1dbb6c1SMaya Erez 1085f1dbb6c1SMaya Erez otp_hw = wil_r(wil, RGF_USER_OTP_HW_RD_MACHINE_1); 1086f1dbb6c1SMaya Erez hw_section_done = otp_hw & BIT_OTP_HW_SECTION_DONE_TALYN_MB; 1087f1dbb6c1SMaya Erez 1088f1dbb6c1SMaya Erez if (delay++ > RST_COUNT) { 1089f1dbb6c1SMaya Erez wil_err(wil, "TO waiting for hw_section_done\n"); 1090f1dbb6c1SMaya Erez return -ETIME; 1091f1dbb6c1SMaya Erez } 1092f1dbb6c1SMaya Erez } 1093f1dbb6c1SMaya Erez 1094f1dbb6c1SMaya Erez wil_dbg_misc(wil, "HW section done in %d ms\n", delay * RST_DELAY); 1095f1dbb6c1SMaya Erez 1096f1dbb6c1SMaya Erez otp_qc_secured = wil_r(wil, RGF_OTP_QC_SECURED); 1097f1dbb6c1SMaya Erez wil->secured_boot = otp_qc_secured & BIT_BOOT_FROM_ROM ? 1 : 0; 1098f1dbb6c1SMaya Erez wil_dbg_misc(wil, "secured boot is %sabled\n", 1099f1dbb6c1SMaya Erez wil->secured_boot ? "en" : "dis"); 1100f1dbb6c1SMaya Erez 1101f1dbb6c1SMaya Erez out: 1102f1dbb6c1SMaya Erez wil_dbg_misc(wil, "Reset completed\n"); 1103f1dbb6c1SMaya Erez 1104f1dbb6c1SMaya Erez return 0; 1105f1dbb6c1SMaya Erez } 1106f1dbb6c1SMaya Erez 1107f1dbb6c1SMaya Erez static int wil_target_reset(struct wil6210_priv *wil, int no_flash) 1108f1dbb6c1SMaya Erez { 1109f1dbb6c1SMaya Erez u32 x; 1110f1dbb6c1SMaya Erez int rc; 1111f1dbb6c1SMaya Erez 11121aeda13bSVladimir Kondratiev wil_dbg_misc(wil, "Resetting \"%s\"...\n", wil->hw_name); 11136508281bSVladimir Kondratiev 1114d083b2e2SAlexei Avshalom Lazar if (wil->hw_version < HW_VER_TALYN) { 11156508281bSVladimir Kondratiev /* Clear MAC link up */ 1116b9eeb512SVladimir Kondratiev wil_s(wil, RGF_HP_CTRL, BIT(15)); 1117d083b2e2SAlexei Avshalom Lazar wil_s(wil, RGF_USER_CLKS_CTL_SW_RST_MASK_0, 1118d083b2e2SAlexei Avshalom Lazar BIT_HPAL_PERST_FROM_PAD); 1119b9eeb512SVladimir Kondratiev wil_s(wil, RGF_USER_CLKS_CTL_SW_RST_MASK_0, BIT_CAR_PERST_RST); 1120d083b2e2SAlexei Avshalom Lazar } 1121151a9706SVladimir Kondratiev 1122151a9706SVladimir Kondratiev wil_halt_cpu(wil); 11232be7d22fSVladimir Kondratiev 112470bcc658SLior David if (!no_flash) { 11252cd0f021SVladimir Kondratiev /* clear all boot loader "ready" bits */ 1126b9eeb512SVladimir Kondratiev wil_w(wil, RGF_USER_BL + 11272a0efe6aSDedy Lansky offsetof(struct bl_dedicated_registers_v0, 11282a0efe6aSDedy Lansky boot_loader_ready), 0); 112970bcc658SLior David /* this should be safe to write even with old BLs */ 113070bcc658SLior David wil_w(wil, RGF_USER_BL + 113170bcc658SLior David offsetof(struct bl_dedicated_registers_v1, 113270bcc658SLior David bl_shutdown_handshake), 0); 113370bcc658SLior David } 1134cce47711SVladimir Kondratiev /* Clear Fw Download notification */ 1135b9eeb512SVladimir Kondratiev wil_c(wil, RGF_USER_USAGE_6, BIT(0)); 1136cce47711SVladimir Kondratiev 1137b9eeb512SVladimir Kondratiev wil_s(wil, RGF_CAF_OSC_CONTROL, BIT_CAF_OSC_XTAL_EN); 113848516298SVladimir Kondratiev /* XTAL stabilization should take about 3ms */ 113948516298SVladimir Kondratiev usleep_range(5000, 7000); 1140b9eeb512SVladimir Kondratiev x = wil_r(wil, RGF_CAF_PLL_LOCK_STATUS); 114148516298SVladimir Kondratiev if (!(x & BIT_CAF_OSC_DIG_XTAL_STABLE)) { 114248516298SVladimir Kondratiev wil_err(wil, "Xtal stabilization timeout\n" 114348516298SVladimir Kondratiev "RGF_CAF_PLL_LOCK_STATUS = 0x%08x\n", x); 114448516298SVladimir Kondratiev return -ETIME; 114548516298SVladimir Kondratiev } 114648516298SVladimir Kondratiev /* switch 10k to XTAL*/ 1147b9eeb512SVladimir Kondratiev wil_c(wil, RGF_USER_SPARROW_M_4, BIT_SPARROW_M_4_SEL_SLEEP_OR_REF); 114848516298SVladimir Kondratiev /* 40 MHz */ 1149b9eeb512SVladimir Kondratiev wil_c(wil, RGF_USER_CLKS_CTL_0, BIT_USER_CLKS_CAR_AHB_SW_SEL); 115048516298SVladimir Kondratiev 1151b9eeb512SVladimir Kondratiev wil_w(wil, RGF_USER_CLKS_CTL_EXT_SW_RST_VEC_0, 0x3ff81f); 1152b9eeb512SVladimir Kondratiev wil_w(wil, RGF_USER_CLKS_CTL_EXT_SW_RST_VEC_1, 0xf); 11536508281bSVladimir Kondratiev 1154485790d0SMaya Erez if (wil->hw_version >= HW_VER_TALYN_MB) { 1155485790d0SMaya Erez wil_w(wil, RGF_USER_CLKS_CTL_SW_RST_VEC_2, 0x7e000000); 1156485790d0SMaya Erez wil_w(wil, RGF_USER_CLKS_CTL_SW_RST_VEC_1, 0x0000003f); 1157485790d0SMaya Erez wil_w(wil, RGF_USER_CLKS_CTL_SW_RST_VEC_3, 0xc00000f0); 1158485790d0SMaya Erez wil_w(wil, RGF_USER_CLKS_CTL_SW_RST_VEC_0, 0xffe7fe00); 1159485790d0SMaya Erez } else { 1160485790d0SMaya Erez wil_w(wil, RGF_USER_CLKS_CTL_SW_RST_VEC_2, 0xfe000000); 1161485790d0SMaya Erez wil_w(wil, RGF_USER_CLKS_CTL_SW_RST_VEC_1, 0x0000003f); 1162b9eeb512SVladimir Kondratiev wil_w(wil, RGF_USER_CLKS_CTL_SW_RST_VEC_3, 0x000000f0); 1163485790d0SMaya Erez wil_w(wil, RGF_USER_CLKS_CTL_SW_RST_VEC_0, 0xffe7fe00); 1164485790d0SMaya Erez } 11652be7d22fSVladimir Kondratiev 1166b9eeb512SVladimir Kondratiev wil_w(wil, RGF_USER_CLKS_CTL_EXT_SW_RST_VEC_0, 0x0); 1167b9eeb512SVladimir Kondratiev wil_w(wil, RGF_USER_CLKS_CTL_EXT_SW_RST_VEC_1, 0x0); 11686508281bSVladimir Kondratiev 1169b9eeb512SVladimir Kondratiev wil_w(wil, RGF_USER_CLKS_CTL_SW_RST_VEC_3, 0); 1170b9eeb512SVladimir Kondratiev wil_w(wil, RGF_USER_CLKS_CTL_SW_RST_VEC_2, 0); 1171b9eeb512SVladimir Kondratiev wil_w(wil, RGF_USER_CLKS_CTL_SW_RST_VEC_1, 0); 1172b9eeb512SVladimir Kondratiev wil_w(wil, RGF_USER_CLKS_CTL_SW_RST_VEC_0, 0); 11732be7d22fSVladimir Kondratiev 1174b9eeb512SVladimir Kondratiev wil_w(wil, RGF_USER_CLKS_CTL_SW_RST_VEC_3, 0x00000003); 1175b9eeb512SVladimir Kondratiev /* reset A2 PCIE AHB */ 1176b9eeb512SVladimir Kondratiev wil_w(wil, RGF_USER_CLKS_CTL_SW_RST_VEC_2, 0x00008000); 11776508281bSVladimir Kondratiev 1178b9eeb512SVladimir Kondratiev wil_w(wil, RGF_USER_CLKS_CTL_SW_RST_VEC_0, 0); 11792be7d22fSVladimir Kondratiev 1180f1dbb6c1SMaya Erez if (wil->hw_version == HW_VER_TALYN_MB) 1181f1dbb6c1SMaya Erez rc = wil_wait_device_ready_talyn_mb(wil); 11822a0efe6aSDedy Lansky else 1183f1dbb6c1SMaya Erez rc = wil_wait_device_ready(wil, no_flash); 1184f1dbb6c1SMaya Erez if (rc) 1185f1dbb6c1SMaya Erez return rc; 118636b10a72SVladimir Kondratiev 1187b9eeb512SVladimir Kondratiev wil_c(wil, RGF_USER_CLKS_CTL_0, BIT_USER_CLKS_RST_PWGD); 1188972072aaSVladimir Kondratiev 1189e3351277SVladimir Kondratiev /* enable fix for HW bug related to the SA/DA swap in AP Rx */ 1190b9eeb512SVladimir Kondratiev wil_s(wil, RGF_DMA_OFUL_NID_0, BIT_DMA_OFUL_NID_0_RX_EXT_TR_EN | 1191e3351277SVladimir Kondratiev BIT_DMA_OFUL_NID_0_RX_EXT_A3_SRC); 1192e3351277SVladimir Kondratiev 1193f1dbb6c1SMaya Erez if (wil->hw_version < HW_VER_TALYN_MB && no_flash) { 1194b8e13b87SMaya Erez /* Reset OTP HW vectors to fit 40MHz */ 1195b8e13b87SMaya Erez wil_w(wil, RGF_USER_XPM_IFC_RD_TIME1, 0x60001); 1196b8e13b87SMaya Erez wil_w(wil, RGF_USER_XPM_IFC_RD_TIME2, 0x20027); 1197b8e13b87SMaya Erez wil_w(wil, RGF_USER_XPM_IFC_RD_TIME3, 0x1); 1198b8e13b87SMaya Erez wil_w(wil, RGF_USER_XPM_IFC_RD_TIME4, 0x20027); 1199b8e13b87SMaya Erez wil_w(wil, RGF_USER_XPM_IFC_RD_TIME5, 0x30003); 1200b8e13b87SMaya Erez wil_w(wil, RGF_USER_XPM_IFC_RD_TIME6, 0x20002); 1201b8e13b87SMaya Erez wil_w(wil, RGF_USER_XPM_IFC_RD_TIME7, 0x60001); 1202b8e13b87SMaya Erez wil_w(wil, RGF_USER_XPM_IFC_RD_TIME8, 0x60001); 1203b8e13b87SMaya Erez wil_w(wil, RGF_USER_XPM_IFC_RD_TIME9, 0x60001); 1204b8e13b87SMaya Erez wil_w(wil, RGF_USER_XPM_IFC_RD_TIME10, 0x60001); 1205b8e13b87SMaya Erez wil_w(wil, RGF_USER_XPM_RD_DOUT_SAMPLE_TIME, 0x57); 1206b8e13b87SMaya Erez } 1207b8e13b87SMaya Erez 1208bbb2adc7SVladimir Kondratiev return 0; 1209151a9706SVladimir Kondratiev } 12102be7d22fSVladimir Kondratiev 12113fea18d0SLior David static void wil_collect_fw_info(struct wil6210_priv *wil) 12123fea18d0SLior David { 12133fea18d0SLior David struct wiphy *wiphy = wil_to_wiphy(wil); 12143fea18d0SLior David u8 retry_short; 12153fea18d0SLior David int rc; 12163fea18d0SLior David 12173ead1e01SLior David wil_refresh_fw_capabilities(wil); 12183ead1e01SLior David 12193fea18d0SLior David rc = wmi_get_mgmt_retry(wil, &retry_short); 12203fea18d0SLior David if (!rc) { 12213fea18d0SLior David wiphy->retry_short = retry_short; 12223fea18d0SLior David wil_dbg_misc(wil, "FW retry_short: %d\n", retry_short); 12233fea18d0SLior David } 12243fea18d0SLior David } 12253fea18d0SLior David 12263ead1e01SLior David void wil_refresh_fw_capabilities(struct wil6210_priv *wil) 12273ead1e01SLior David { 12283ead1e01SLior David struct wiphy *wiphy = wil_to_wiphy(wil); 1229594b59ecSMaya Erez int features; 12303ead1e01SLior David 12313ead1e01SLior David wil->keep_radio_on_during_sleep = 123238e4c25dSMaya Erez test_bit(WIL_PLATFORM_CAPA_RADIO_ON_IN_SUSPEND, 123338e4c25dSMaya Erez wil->platform_capa) && 12343ead1e01SLior David test_bit(WMI_FW_CAPABILITY_D3_SUSPEND, wil->fw_capabilities); 12353ead1e01SLior David 12363ead1e01SLior David wil_info(wil, "keep_radio_on_during_sleep (%d)\n", 12373ead1e01SLior David wil->keep_radio_on_during_sleep); 12383ead1e01SLior David 12393ead1e01SLior David if (test_bit(WMI_FW_CAPABILITY_RSSI_REPORTING, wil->fw_capabilities)) 12403ead1e01SLior David wiphy->signal_type = CFG80211_SIGNAL_TYPE_MBM; 12413ead1e01SLior David else 12423ead1e01SLior David wiphy->signal_type = CFG80211_SIGNAL_TYPE_UNSPEC; 1243a5dc6883SDedy Lansky 1244a5dc6883SDedy Lansky if (test_bit(WMI_FW_CAPABILITY_PNO, wil->fw_capabilities)) { 1245a5dc6883SDedy Lansky wiphy->max_sched_scan_reqs = 1; 1246a5dc6883SDedy Lansky wiphy->max_sched_scan_ssids = WMI_MAX_PNO_SSID_NUM; 1247a5dc6883SDedy Lansky wiphy->max_match_sets = WMI_MAX_PNO_SSID_NUM; 1248a5dc6883SDedy Lansky wiphy->max_sched_scan_ie_len = WMI_MAX_IE_LEN; 1249a5dc6883SDedy Lansky wiphy->max_sched_scan_plans = WMI_MAX_PLANS_NUM; 1250a5dc6883SDedy Lansky } 1251594b59ecSMaya Erez 1252b698e2dfSAhmad Masri if (test_bit(WMI_FW_CAPABILITY_TX_REQ_EXT, wil->fw_capabilities)) 1253b698e2dfSAhmad Masri wiphy->flags |= WIPHY_FLAG_OFFCHAN_TX; 1254b698e2dfSAhmad Masri 1255594b59ecSMaya Erez if (wil->platform_ops.set_features) { 1256594b59ecSMaya Erez features = (test_bit(WMI_FW_CAPABILITY_REF_CLOCK_CONTROL, 1257594b59ecSMaya Erez wil->fw_capabilities) && 1258594b59ecSMaya Erez test_bit(WIL_PLATFORM_CAPA_EXT_CLK, 1259594b59ecSMaya Erez wil->platform_capa)) ? 1260594b59ecSMaya Erez BIT(WIL_PLATFORM_FEATURE_FW_EXT_CLK_CONTROL) : 0; 1261594b59ecSMaya Erez 1262aea2f8b7SAlexei Avshalom Lazar if (wil->n_msi == 3) 1263aea2f8b7SAlexei Avshalom Lazar features |= BIT(WIL_PLATFORM_FEATURE_TRIPLE_MSI); 1264aea2f8b7SAlexei Avshalom Lazar 1265594b59ecSMaya Erez wil->platform_ops.set_features(wil->platform_handle, features); 1266594b59ecSMaya Erez } 12671b99197dSMaya Erez 12681b99197dSMaya Erez if (test_bit(WMI_FW_CAPABILITY_BACK_WIN_SIZE_64, 12691b99197dSMaya Erez wil->fw_capabilities)) { 12701b99197dSMaya Erez wil->max_agg_wsize = WIL_MAX_AGG_WSIZE_64; 12711b99197dSMaya Erez wil->max_ampdu_size = WIL_MAX_AMPDU_SIZE_128; 12721b99197dSMaya Erez } else { 12731b99197dSMaya Erez wil->max_agg_wsize = WIL_MAX_AGG_WSIZE; 12741b99197dSMaya Erez wil->max_ampdu_size = WIL_MAX_AMPDU_SIZE; 12751b99197dSMaya Erez } 127622b9610eSAlexei Avshalom Lazar 127722b9610eSAlexei Avshalom Lazar update_supported_bands(wil); 12783ead1e01SLior David } 12793ead1e01SLior David 12802be7d22fSVladimir Kondratiev void wil_mbox_ring_le2cpus(struct wil6210_mbox_ring *r) 12812be7d22fSVladimir Kondratiev { 12822be7d22fSVladimir Kondratiev le32_to_cpus(&r->base); 12832be7d22fSVladimir Kondratiev le16_to_cpus(&r->entry_size); 12842be7d22fSVladimir Kondratiev le16_to_cpus(&r->size); 12852be7d22fSVladimir Kondratiev le32_to_cpus(&r->tail); 12862be7d22fSVladimir Kondratiev le32_to_cpus(&r->head); 12872be7d22fSVladimir Kondratiev } 12882be7d22fSVladimir Kondratiev 1289631d3b4fSMaya Erez /* construct actual board file name to use */ 1290631d3b4fSMaya Erez void wil_get_board_file(struct wil6210_priv *wil, char *buf, size_t len) 1291631d3b4fSMaya Erez { 1292631d3b4fSMaya Erez const char *board_file; 1293631d3b4fSMaya Erez const char *wil_talyn_fw_name = ftm_mode ? WIL_FW_NAME_FTM_TALYN : 1294631d3b4fSMaya Erez WIL_FW_NAME_TALYN; 1295631d3b4fSMaya Erez 1296631d3b4fSMaya Erez if (wil->board_file) { 1297631d3b4fSMaya Erez board_file = wil->board_file; 1298631d3b4fSMaya Erez } else { 1299631d3b4fSMaya Erez /* If specific FW file is used for Talyn, 1300631d3b4fSMaya Erez * use specific board file 1301631d3b4fSMaya Erez */ 1302631d3b4fSMaya Erez if (strcmp(wil->wil_fw_name, wil_talyn_fw_name) == 0) 1303631d3b4fSMaya Erez board_file = WIL_BRD_NAME_TALYN; 1304631d3b4fSMaya Erez else 1305631d3b4fSMaya Erez board_file = WIL_BOARD_FILE_NAME; 1306631d3b4fSMaya Erez } 1307631d3b4fSMaya Erez 1308631d3b4fSMaya Erez strlcpy(buf, board_file, len); 1309631d3b4fSMaya Erez } 1310631d3b4fSMaya Erez 13112cd0f021SVladimir Kondratiev static int wil_get_bl_info(struct wil6210_priv *wil) 13122cd0f021SVladimir Kondratiev { 1313e00243faSLior David struct net_device *ndev = wil->main_ndev; 1314b42f1196SHamad Kadmany struct wiphy *wiphy = wil_to_wiphy(wil); 1315f1ad8c93SVladimir Kondratiev union { 1316f1ad8c93SVladimir Kondratiev struct bl_dedicated_registers_v0 bl0; 1317f1ad8c93SVladimir Kondratiev struct bl_dedicated_registers_v1 bl1; 1318f1ad8c93SVladimir Kondratiev } bl; 1319f1ad8c93SVladimir Kondratiev u32 bl_ver; 1320f1ad8c93SVladimir Kondratiev u8 *mac; 1321f1ad8c93SVladimir Kondratiev u16 rf_status; 13222cd0f021SVladimir Kondratiev 1323f1ad8c93SVladimir Kondratiev wil_memcpy_fromio_32(&bl, wil->csr + HOSTADDR(RGF_USER_BL), 132419c871ceSVladimir Kondratiev sizeof(bl)); 132519c871ceSVladimir Kondratiev bl_ver = le32_to_cpu(bl.bl0.boot_loader_struct_version); 132619c871ceSVladimir Kondratiev mac = bl.bl0.mac_address; 132719c871ceSVladimir Kondratiev 132819c871ceSVladimir Kondratiev if (bl_ver == 0) { 1329f1ad8c93SVladimir Kondratiev le32_to_cpus(&bl.bl0.rf_type); 1330f1ad8c93SVladimir Kondratiev le32_to_cpus(&bl.bl0.baseband_type); 1331f1ad8c93SVladimir Kondratiev rf_status = 0; /* actually, unknown */ 1332f1ad8c93SVladimir Kondratiev wil_info(wil, 1333f1ad8c93SVladimir Kondratiev "Boot Loader struct v%d: MAC = %pM RF = 0x%08x bband = 0x%08x\n", 1334f1ad8c93SVladimir Kondratiev bl_ver, mac, 1335f1ad8c93SVladimir Kondratiev bl.bl0.rf_type, bl.bl0.baseband_type); 1336f1ad8c93SVladimir Kondratiev wil_info(wil, "Boot Loader build unknown for struct v0\n"); 133719c871ceSVladimir Kondratiev } else { 1338f1ad8c93SVladimir Kondratiev le16_to_cpus(&bl.bl1.rf_type); 1339f1ad8c93SVladimir Kondratiev rf_status = le16_to_cpu(bl.bl1.rf_status); 1340f1ad8c93SVladimir Kondratiev le32_to_cpus(&bl.bl1.baseband_type); 1341f1ad8c93SVladimir Kondratiev le16_to_cpus(&bl.bl1.bl_version_subminor); 1342f1ad8c93SVladimir Kondratiev le16_to_cpus(&bl.bl1.bl_version_build); 1343f1ad8c93SVladimir Kondratiev wil_info(wil, 1344f1ad8c93SVladimir Kondratiev "Boot Loader struct v%d: MAC = %pM RF = 0x%04x (status 0x%04x) bband = 0x%08x\n", 1345f1ad8c93SVladimir Kondratiev bl_ver, mac, 1346f1ad8c93SVladimir Kondratiev bl.bl1.rf_type, rf_status, 1347f1ad8c93SVladimir Kondratiev bl.bl1.baseband_type); 1348f1ad8c93SVladimir Kondratiev wil_info(wil, "Boot Loader build %d.%d.%d.%d\n", 1349f1ad8c93SVladimir Kondratiev bl.bl1.bl_version_major, bl.bl1.bl_version_minor, 1350f1ad8c93SVladimir Kondratiev bl.bl1.bl_version_subminor, bl.bl1.bl_version_build); 13512cd0f021SVladimir Kondratiev } 13522cd0f021SVladimir Kondratiev 1353f1ad8c93SVladimir Kondratiev if (!is_valid_ether_addr(mac)) { 1354f1ad8c93SVladimir Kondratiev wil_err(wil, "BL: Invalid MAC %pM\n", mac); 1355f1ad8c93SVladimir Kondratiev return -EINVAL; 1356f1ad8c93SVladimir Kondratiev } 1357f1ad8c93SVladimir Kondratiev 1358f1ad8c93SVladimir Kondratiev ether_addr_copy(ndev->perm_addr, mac); 1359b42f1196SHamad Kadmany ether_addr_copy(wiphy->perm_addr, mac); 13602cd0f021SVladimir Kondratiev if (!is_valid_ether_addr(ndev->dev_addr)) 1361f1ad8c93SVladimir Kondratiev ether_addr_copy(ndev->dev_addr, mac); 1362f1ad8c93SVladimir Kondratiev 1363f1ad8c93SVladimir Kondratiev if (rf_status) {/* bad RF cable? */ 1364f1ad8c93SVladimir Kondratiev wil_err(wil, "RF communication error 0x%04x", 1365f1ad8c93SVladimir Kondratiev rf_status); 1366f1ad8c93SVladimir Kondratiev return -EAGAIN; 1367f1ad8c93SVladimir Kondratiev } 13682cd0f021SVladimir Kondratiev 13692cd0f021SVladimir Kondratiev return 0; 13702cd0f021SVladimir Kondratiev } 13712cd0f021SVladimir Kondratiev 1372409ead54SVladimir Kondratiev static void wil_bl_crash_info(struct wil6210_priv *wil, bool is_err) 1373409ead54SVladimir Kondratiev { 1374409ead54SVladimir Kondratiev u32 bl_assert_code, bl_assert_blink, bl_magic_number; 1375409ead54SVladimir Kondratiev u32 bl_ver = wil_r(wil, RGF_USER_BL + 1376409ead54SVladimir Kondratiev offsetof(struct bl_dedicated_registers_v0, 1377409ead54SVladimir Kondratiev boot_loader_struct_version)); 1378409ead54SVladimir Kondratiev 1379409ead54SVladimir Kondratiev if (bl_ver < 2) 1380409ead54SVladimir Kondratiev return; 1381409ead54SVladimir Kondratiev 1382409ead54SVladimir Kondratiev bl_assert_code = wil_r(wil, RGF_USER_BL + 1383409ead54SVladimir Kondratiev offsetof(struct bl_dedicated_registers_v1, 1384409ead54SVladimir Kondratiev bl_assert_code)); 1385409ead54SVladimir Kondratiev bl_assert_blink = wil_r(wil, RGF_USER_BL + 1386409ead54SVladimir Kondratiev offsetof(struct bl_dedicated_registers_v1, 1387409ead54SVladimir Kondratiev bl_assert_blink)); 1388409ead54SVladimir Kondratiev bl_magic_number = wil_r(wil, RGF_USER_BL + 1389409ead54SVladimir Kondratiev offsetof(struct bl_dedicated_registers_v1, 1390409ead54SVladimir Kondratiev bl_magic_number)); 1391409ead54SVladimir Kondratiev 1392409ead54SVladimir Kondratiev if (is_err) { 1393409ead54SVladimir Kondratiev wil_err(wil, 1394409ead54SVladimir Kondratiev "BL assert code 0x%08x blink 0x%08x magic 0x%08x\n", 1395409ead54SVladimir Kondratiev bl_assert_code, bl_assert_blink, bl_magic_number); 1396409ead54SVladimir Kondratiev } else { 1397409ead54SVladimir Kondratiev wil_dbg_misc(wil, 1398409ead54SVladimir Kondratiev "BL assert code 0x%08x blink 0x%08x magic 0x%08x\n", 1399409ead54SVladimir Kondratiev bl_assert_code, bl_assert_blink, bl_magic_number); 1400409ead54SVladimir Kondratiev } 1401409ead54SVladimir Kondratiev } 1402409ead54SVladimir Kondratiev 14032a0efe6aSDedy Lansky static int wil_get_otp_info(struct wil6210_priv *wil) 14042a0efe6aSDedy Lansky { 1405e00243faSLior David struct net_device *ndev = wil->main_ndev; 14062a0efe6aSDedy Lansky struct wiphy *wiphy = wil_to_wiphy(wil); 14072a0efe6aSDedy Lansky u8 mac[8]; 1408485790d0SMaya Erez int mac_addr; 14092a0efe6aSDedy Lansky 14107b834639SDedy Lansky /* OEM MAC has precedence */ 14117b834639SDedy Lansky mac_addr = RGF_OTP_OEM_MAC; 14127b834639SDedy Lansky wil_memcpy_fromio_32(mac, wil->csr + HOSTADDR(mac_addr), sizeof(mac)); 14137b834639SDedy Lansky 14147b834639SDedy Lansky if (is_valid_ether_addr(mac)) { 14157b834639SDedy Lansky wil_info(wil, "using OEM MAC %pM\n", mac); 14167b834639SDedy Lansky } else { 1417485790d0SMaya Erez if (wil->hw_version >= HW_VER_TALYN_MB) 1418485790d0SMaya Erez mac_addr = RGF_OTP_MAC_TALYN_MB; 1419485790d0SMaya Erez else 1420485790d0SMaya Erez mac_addr = RGF_OTP_MAC; 1421485790d0SMaya Erez 1422485790d0SMaya Erez wil_memcpy_fromio_32(mac, wil->csr + HOSTADDR(mac_addr), 14232a0efe6aSDedy Lansky sizeof(mac)); 14247b834639SDedy Lansky } 14257b834639SDedy Lansky 14262a0efe6aSDedy Lansky if (!is_valid_ether_addr(mac)) { 14272a0efe6aSDedy Lansky wil_err(wil, "Invalid MAC %pM\n", mac); 14282a0efe6aSDedy Lansky return -EINVAL; 14292a0efe6aSDedy Lansky } 14302a0efe6aSDedy Lansky 14312a0efe6aSDedy Lansky ether_addr_copy(ndev->perm_addr, mac); 14322a0efe6aSDedy Lansky ether_addr_copy(wiphy->perm_addr, mac); 14332a0efe6aSDedy Lansky if (!is_valid_ether_addr(ndev->dev_addr)) 14342a0efe6aSDedy Lansky ether_addr_copy(ndev->dev_addr, mac); 14352a0efe6aSDedy Lansky 14362a0efe6aSDedy Lansky return 0; 14372a0efe6aSDedy Lansky } 14382a0efe6aSDedy Lansky 14392be7d22fSVladimir Kondratiev static int wil_wait_for_fw_ready(struct wil6210_priv *wil) 14402be7d22fSVladimir Kondratiev { 14416ccae584SHamad Kadmany ulong to = msecs_to_jiffies(2000); 14422be7d22fSVladimir Kondratiev ulong left = wait_for_completion_timeout(&wil->wmi_ready, to); 14438fe59627SVladimir Kondratiev 14442be7d22fSVladimir Kondratiev if (0 == left) { 14452be7d22fSVladimir Kondratiev wil_err(wil, "Firmware not ready\n"); 14462be7d22fSVladimir Kondratiev return -ETIME; 14472be7d22fSVladimir Kondratiev } else { 144815e23124SVladimir Kondratiev wil_info(wil, "FW ready after %d ms. HW version 0x%08x\n", 144915e23124SVladimir Kondratiev jiffies_to_msecs(to-left), wil->hw_version); 14502be7d22fSVladimir Kondratiev } 14512be7d22fSVladimir Kondratiev return 0; 14522be7d22fSVladimir Kondratiev } 14532be7d22fSVladimir Kondratiev 1454e00243faSLior David void wil_abort_scan(struct wil6210_vif *vif, bool sync) 1455035859a5SMaya Erez { 1456e00243faSLior David struct wil6210_priv *wil = vif_to_wil(vif); 1457035859a5SMaya Erez int rc; 1458035859a5SMaya Erez struct cfg80211_scan_info info = { 1459035859a5SMaya Erez .aborted = true, 1460035859a5SMaya Erez }; 1461035859a5SMaya Erez 1462404bbb3cSLior David lockdep_assert_held(&wil->vif_mutex); 1463035859a5SMaya Erez 1464e00243faSLior David if (!vif->scan_request) 1465035859a5SMaya Erez return; 1466035859a5SMaya Erez 1467e00243faSLior David wil_dbg_misc(wil, "Abort scan_request 0x%p\n", vif->scan_request); 1468e00243faSLior David del_timer_sync(&vif->scan_timer); 1469404bbb3cSLior David mutex_unlock(&wil->vif_mutex); 1470e00243faSLior David rc = wmi_abort_scan(vif); 1471035859a5SMaya Erez if (!rc && sync) 1472e00243faSLior David wait_event_interruptible_timeout(wil->wq, !vif->scan_request, 1473035859a5SMaya Erez msecs_to_jiffies( 1474035859a5SMaya Erez WAIT_FOR_SCAN_ABORT_MS)); 1475035859a5SMaya Erez 1476404bbb3cSLior David mutex_lock(&wil->vif_mutex); 1477e00243faSLior David if (vif->scan_request) { 1478e00243faSLior David cfg80211_scan_done(vif->scan_request, &info); 1479e00243faSLior David vif->scan_request = NULL; 1480035859a5SMaya Erez } 1481035859a5SMaya Erez } 1482035859a5SMaya Erez 14835bd60982SLior David void wil_abort_scan_all_vifs(struct wil6210_priv *wil, bool sync) 14845bd60982SLior David { 14855bd60982SLior David int i; 14865bd60982SLior David 14875bd60982SLior David lockdep_assert_held(&wil->vif_mutex); 14885bd60982SLior David 1489e4a29bddSAhmad Masri for (i = 0; i < GET_MAX_VIFS(wil); i++) { 14905bd60982SLior David struct wil6210_vif *vif = wil->vifs[i]; 14915bd60982SLior David 14925bd60982SLior David if (vif) 14935bd60982SLior David wil_abort_scan(vif, sync); 14945bd60982SLior David } 14955bd60982SLior David } 14965bd60982SLior David 14978b068c03SLazar Alexei int wil_ps_update(struct wil6210_priv *wil, enum wmi_ps_profile_type ps_profile) 14988b068c03SLazar Alexei { 14998b068c03SLazar Alexei int rc; 15008b068c03SLazar Alexei 15018b068c03SLazar Alexei if (!test_bit(WMI_FW_CAPABILITY_PS_CONFIG, wil->fw_capabilities)) { 15028b068c03SLazar Alexei wil_err(wil, "set_power_mgmt not supported\n"); 15038b068c03SLazar Alexei return -EOPNOTSUPP; 15048b068c03SLazar Alexei } 15058b068c03SLazar Alexei 15068b068c03SLazar Alexei rc = wmi_ps_dev_profile_cfg(wil, ps_profile); 15078b068c03SLazar Alexei if (rc) 15088b068c03SLazar Alexei wil_err(wil, "wmi_ps_dev_profile_cfg failed (%d)\n", rc); 15098b068c03SLazar Alexei else 15108b068c03SLazar Alexei wil->ps_profile = ps_profile; 15118b068c03SLazar Alexei 15128b068c03SLazar Alexei return rc; 15138b068c03SLazar Alexei } 15148b068c03SLazar Alexei 15151490846dSDedy Lansky static void wil_pre_fw_config(struct wil6210_priv *wil) 15161490846dSDedy Lansky { 1517f2b6b46eSMaya Erez wil_clear_fw_log_addr(wil); 15181490846dSDedy Lansky /* Mark FW as loaded from host */ 15191490846dSDedy Lansky wil_s(wil, RGF_USER_USAGE_6, 1); 15201490846dSDedy Lansky 15211490846dSDedy Lansky /* clear any interrupts which on-card-firmware 15221490846dSDedy Lansky * may have set 15231490846dSDedy Lansky */ 15241490846dSDedy Lansky wil6210_clear_irq(wil); 15251490846dSDedy Lansky /* CAF_ICR - clear and mask */ 15261490846dSDedy Lansky /* it is W1C, clear by writing back same value */ 15277c69709fSMaya Erez if (wil->hw_version < HW_VER_TALYN_MB) { 15281490846dSDedy Lansky wil_s(wil, RGF_CAF_ICR + offsetof(struct RGF_ICR, ICR), 0); 15291490846dSDedy Lansky wil_w(wil, RGF_CAF_ICR + offsetof(struct RGF_ICR, IMV), ~0); 15307c69709fSMaya Erez } 1531485790d0SMaya Erez /* clear PAL_UNIT_ICR (potential D0->D3 leftover) 1532485790d0SMaya Erez * In Talyn-MB host cannot access this register due to 1533485790d0SMaya Erez * access control, hence PAL_UNIT_ICR is cleared by the FW 1534485790d0SMaya Erez */ 1535485790d0SMaya Erez if (wil->hw_version < HW_VER_TALYN_MB) 1536485790d0SMaya Erez wil_s(wil, RGF_PAL_UNIT_ICR + offsetof(struct RGF_ICR, ICR), 1537485790d0SMaya Erez 0); 15381490846dSDedy Lansky 15391490846dSDedy Lansky if (wil->fw_calib_result > 0) { 15401490846dSDedy Lansky __le32 val = cpu_to_le32(wil->fw_calib_result | 15411490846dSDedy Lansky (CALIB_RESULT_SIGNATURE << 8)); 15421490846dSDedy Lansky wil_w(wil, RGF_USER_FW_CALIB_RESULT, (u32 __force)val); 15431490846dSDedy Lansky } 15441490846dSDedy Lansky } 15451490846dSDedy Lansky 15464aebd3bdSLior David static int wil_restore_vifs(struct wil6210_priv *wil) 15474aebd3bdSLior David { 15484aebd3bdSLior David struct wil6210_vif *vif; 15494aebd3bdSLior David struct net_device *ndev; 15504aebd3bdSLior David struct wireless_dev *wdev; 15514aebd3bdSLior David int i, rc; 15524aebd3bdSLior David 1553e4a29bddSAhmad Masri for (i = 0; i < GET_MAX_VIFS(wil); i++) { 15544aebd3bdSLior David vif = wil->vifs[i]; 15554aebd3bdSLior David if (!vif) 15564aebd3bdSLior David continue; 15575bd60982SLior David vif->ap_isolate = 0; 15584aebd3bdSLior David if (vif->mid) { 15594aebd3bdSLior David ndev = vif_to_ndev(vif); 15604aebd3bdSLior David wdev = vif_to_wdev(vif); 15614aebd3bdSLior David rc = wmi_port_allocate(wil, vif->mid, ndev->dev_addr, 15624aebd3bdSLior David wdev->iftype); 15634aebd3bdSLior David if (rc) { 15644aebd3bdSLior David wil_err(wil, "fail to restore VIF %d type %d, rc %d\n", 15654aebd3bdSLior David i, wdev->iftype, rc); 15664aebd3bdSLior David return rc; 15674aebd3bdSLior David } 15684aebd3bdSLior David } 15694aebd3bdSLior David } 15704aebd3bdSLior David 15714aebd3bdSLior David return 0; 15724aebd3bdSLior David } 15734aebd3bdSLior David 15742be7d22fSVladimir Kondratiev /* 1575f2b6b46eSMaya Erez * Clear FW and ucode log start addr to indicate FW log is not ready. The host 1576f2b6b46eSMaya Erez * driver clears the addresses before FW starts and FW initializes the address 1577f2b6b46eSMaya Erez * when it is ready to send logs. 1578f2b6b46eSMaya Erez */ 1579f2b6b46eSMaya Erez void wil_clear_fw_log_addr(struct wil6210_priv *wil) 1580f2b6b46eSMaya Erez { 1581f2b6b46eSMaya Erez /* FW log addr */ 1582f2b6b46eSMaya Erez wil_w(wil, RGF_USER_USAGE_1, 0); 1583f2b6b46eSMaya Erez /* ucode log addr */ 1584f2b6b46eSMaya Erez wil_w(wil, RGF_USER_USAGE_2, 0); 1585f2b6b46eSMaya Erez wil_dbg_misc(wil, "Cleared FW and ucode log address"); 1586f2b6b46eSMaya Erez } 1587f2b6b46eSMaya Erez 1588f2b6b46eSMaya Erez /* 15892be7d22fSVladimir Kondratiev * We reset all the structures, and we reset the UMAC. 15902be7d22fSVladimir Kondratiev * After calling this routine, you're expected to reload 15912be7d22fSVladimir Kondratiev * the firmware. 15922be7d22fSVladimir Kondratiev */ 15932cd0f021SVladimir Kondratiev int wil_reset(struct wil6210_priv *wil, bool load_fw) 15942be7d22fSVladimir Kondratiev { 15955bd60982SLior David int rc, i; 1596a8fd16d7SMaya Erez unsigned long status_flags = BIT(wil_status_resetting); 15972a0efe6aSDedy Lansky int no_flash; 15985bd60982SLior David struct wil6210_vif *vif; 15992be7d22fSVladimir Kondratiev 1600af3db60aSLazar Alexei wil_dbg_misc(wil, "reset\n"); 16019cf10d62SVladimir Kondratiev 1602097638a0SVladimir Kondratiev WARN_ON(!mutex_is_locked(&wil->mutex)); 16039419b6a2SVladimir Kondratiev WARN_ON(test_bit(wil_status_napi_en, wil->status)); 1604097638a0SVladimir Kondratiev 1605bfc2dc7aSVladimir Kondratiev if (debug_fw) { 1606bfc2dc7aSVladimir Kondratiev static const u8 mac[ETH_ALEN] = { 1607bfc2dc7aSVladimir Kondratiev 0x00, 0xde, 0xad, 0x12, 0x34, 0x56, 1608bfc2dc7aSVladimir Kondratiev }; 1609e00243faSLior David struct net_device *ndev = wil->main_ndev; 1610bfc2dc7aSVladimir Kondratiev 1611bfc2dc7aSVladimir Kondratiev ether_addr_copy(ndev->perm_addr, mac); 1612bfc2dc7aSVladimir Kondratiev ether_addr_copy(ndev->dev_addr, ndev->perm_addr); 1613bfc2dc7aSVladimir Kondratiev return 0; 1614bfc2dc7aSVladimir Kondratiev } 1615bfc2dc7aSVladimir Kondratiev 161667131a1dSVladimir Kondratiev if (wil->hw_version == HW_VER_UNKNOWN) 161767131a1dSVladimir Kondratiev return -ENODEV; 161867131a1dSVladimir Kondratiev 1619f6194f76SMaya Erez if (test_bit(WIL_PLATFORM_CAPA_T_PWR_ON_0, wil->platform_capa) && 1620f6194f76SMaya Erez wil->hw_version < HW_VER_TALYN_MB) { 162138e4c25dSMaya Erez wil_dbg_misc(wil, "Notify FW to set T_POWER_ON=0\n"); 162238e4c25dSMaya Erez wil_s(wil, RGF_USER_USAGE_8, BIT_USER_SUPPORT_T_POWER_ON_0); 162338e4c25dSMaya Erez } 162438e4c25dSMaya Erez 162538e4c25dSMaya Erez if (test_bit(WIL_PLATFORM_CAPA_EXT_CLK, wil->platform_capa)) { 162638e4c25dSMaya Erez wil_dbg_misc(wil, "Notify FW on ext clock configuration\n"); 162738e4c25dSMaya Erez wil_s(wil, RGF_USER_USAGE_8, BIT_USER_EXT_CLK); 162838e4c25dSMaya Erez } 162938e4c25dSMaya Erez 16305f0823efSMaya Erez if (wil->platform_ops.notify) { 16315f0823efSMaya Erez rc = wil->platform_ops.notify(wil->platform_handle, 16325f0823efSMaya Erez WIL_PLATFORM_EVT_PRE_RESET); 16335f0823efSMaya Erez if (rc) 1634af3db60aSLazar Alexei wil_err(wil, "PRE_RESET platform notify failed, rc %d\n", 1635af3db60aSLazar Alexei rc); 16365f0823efSMaya Erez } 16375f0823efSMaya Erez 1638f13e0630SHamad Kadmany set_bit(wil_status_resetting, wil->status); 16395bd60982SLior David mutex_lock(&wil->vif_mutex); 16405bd60982SLior David wil_abort_scan_all_vifs(wil, false); 16415bd60982SLior David mutex_unlock(&wil->vif_mutex); 16425bd60982SLior David 1643e4a29bddSAhmad Masri for (i = 0; i < GET_MAX_VIFS(wil); i++) { 16445bd60982SLior David vif = wil->vifs[i]; 16455bd60982SLior David if (vif) { 1646e00243faSLior David cancel_work_sync(&vif->disconnect_worker); 16475bd60982SLior David wil6210_disconnect(vif, NULL, 1648e1b43407SAhmad Masri WLAN_REASON_DEAUTH_LEAVING); 164942fe1e51SAhmad Masri vif->ptk_rekey_state = WIL_REKEY_IDLE; 16505bd60982SLior David } 16515bd60982SLior David } 16523ada9314SLior David wil_bcast_fini_all(wil); 1653097638a0SVladimir Kondratiev 165410d599adSMaya Erez /* Disable device led before reset*/ 165510d599adSMaya Erez wmi_led_cfg(wil, false); 165610d599adSMaya Erez 1657d3214d42SAlexei Avshalom Lazar down_write(&wil->mem_lock); 1658d3214d42SAlexei Avshalom Lazar 1659452133a7SMaya Erez /* prevent NAPI from being scheduled and prevent wmi commands */ 1660452133a7SMaya Erez mutex_lock(&wil->wmi_mutex); 1661a8fd16d7SMaya Erez if (test_bit(wil_status_suspending, wil->status)) 1662a8fd16d7SMaya Erez status_flags |= BIT(wil_status_suspending); 1663a8fd16d7SMaya Erez bitmap_and(wil->status, wil->status, &status_flags, 1664a8fd16d7SMaya Erez wil_status_last); 1665a8fd16d7SMaya Erez wil_dbg_misc(wil, "wil->status (0x%lx)\n", *wil->status); 1666452133a7SMaya Erez mutex_unlock(&wil->wmi_mutex); 16670fef1818SVladimir Kondratiev 1668e4dbb093SVladimir Kondratiev wil_mask_irq(wil); 16692be7d22fSVladimir Kondratiev 1670e08b5906SVladimir Kondratiev wmi_event_flush(wil); 1671e08b5906SVladimir Kondratiev 16723277213fSVladimir Kondratiev flush_workqueue(wil->wq_service); 1673e08b5906SVladimir Kondratiev flush_workqueue(wil->wmi_wq); 1674e08b5906SVladimir Kondratiev 16752a0efe6aSDedy Lansky no_flash = test_bit(hw_capa_no_flash, wil->hw_capa); 16762a0efe6aSDedy Lansky if (!no_flash) 1677409ead54SVladimir Kondratiev wil_bl_crash_info(wil, false); 16783ee908dcSHamad Kadmany wil_disable_irq(wil); 16792a0efe6aSDedy Lansky rc = wil_target_reset(wil, no_flash); 16803ee908dcSHamad Kadmany wil6210_clear_irq(wil); 16813ee908dcSHamad Kadmany wil_enable_irq(wil); 168296c93589SGidon Studinski wil->txrx_ops.rx_fini(wil); 168396c93589SGidon Studinski wil->txrx_ops.tx_fini(wil); 1684409ead54SVladimir Kondratiev if (rc) { 16852a0efe6aSDedy Lansky if (!no_flash) 1686409ead54SVladimir Kondratiev wil_bl_crash_info(wil, true); 1687a8fd16d7SMaya Erez goto out; 1688409ead54SVladimir Kondratiev } 1689bbb2adc7SVladimir Kondratiev 16902a0efe6aSDedy Lansky if (no_flash) { 16912a0efe6aSDedy Lansky rc = wil_get_otp_info(wil); 16922a0efe6aSDedy Lansky } else { 16932cd0f021SVladimir Kondratiev rc = wil_get_bl_info(wil); 16942a0efe6aSDedy Lansky if (rc == -EAGAIN && !load_fw) 16952a0efe6aSDedy Lansky /* ignore RF error if not going up */ 1696f1ad8c93SVladimir Kondratiev rc = 0; 16972a0efe6aSDedy Lansky } 16982cd0f021SVladimir Kondratiev if (rc) 1699a8fd16d7SMaya Erez goto out; 17002cd0f021SVladimir Kondratiev 17011f1a361aSLior David wil_set_oob_mode(wil, oob_mode); 17022cd0f021SVladimir Kondratiev if (load_fw) { 1703631d3b4fSMaya Erez char board_file[WIL_BOARD_FILE_MAX_NAMELEN]; 1704631d3b4fSMaya Erez 1705d554edcdSMaya Erez if (wil->secured_boot) { 1706d554edcdSMaya Erez wil_err(wil, "secured boot is not supported\n"); 1707d3214d42SAlexei Avshalom Lazar up_write(&wil->mem_lock); 1708d554edcdSMaya Erez return -ENOTSUPP; 1709d554edcdSMaya Erez } 1710d554edcdSMaya Erez 1711631d3b4fSMaya Erez board_file[0] = '\0'; 1712631d3b4fSMaya Erez wil_get_board_file(wil, board_file, sizeof(board_file)); 1713a351f2f5SLazar Alexei wil_info(wil, "Use firmware <%s> + board <%s>\n", 1714631d3b4fSMaya Erez wil->wil_fw_name, board_file); 17152cd0f021SVladimir Kondratiev 171670bcc658SLior David if (!no_flash) 171770bcc658SLior David wil_bl_prepare_halt(wil); 171870bcc658SLior David 1719151a9706SVladimir Kondratiev wil_halt_cpu(wil); 172013cd9f75SLior David memset(wil->fw_version, 0, sizeof(wil->fw_version)); 1721151a9706SVladimir Kondratiev /* Loading f/w from the file */ 1722a351f2f5SLazar Alexei rc = wil_request_firmware(wil, wil->wil_fw_name, true); 1723151a9706SVladimir Kondratiev if (rc) 1724a8fd16d7SMaya Erez goto out; 1725a7feb56fSMaya Erez if (wil->num_of_brd_entries) 1726631d3b4fSMaya Erez rc = wil_request_board(wil, board_file); 172781b35afaSMaya Erez else 1728631d3b4fSMaya Erez rc = wil_request_firmware(wil, board_file, true); 17292cd0f021SVladimir Kondratiev if (rc) 1730a8fd16d7SMaya Erez goto out; 1731151a9706SVladimir Kondratiev 17321490846dSDedy Lansky wil_pre_fw_config(wil); 1733151a9706SVladimir Kondratiev wil_release_cpu(wil); 1734151a9706SVladimir Kondratiev } 17358bf6adb9SVladimir Kondratiev 17362be7d22fSVladimir Kondratiev /* init after reset */ 173716735d02SWolfram Sang reinit_completion(&wil->wmi_ready); 173859502647SDedy Lansky reinit_completion(&wil->wmi_call); 1739349214c1SMaya Erez reinit_completion(&wil->halp.comp); 17402be7d22fSVladimir Kondratiev 1741a8fd16d7SMaya Erez clear_bit(wil_status_resetting, wil->status); 1742a8fd16d7SMaya Erez 1743d3214d42SAlexei Avshalom Lazar up_write(&wil->mem_lock); 1744d3214d42SAlexei Avshalom Lazar 17452cd0f021SVladimir Kondratiev if (load_fw) { 1746e4dbb093SVladimir Kondratiev wil_unmask_irq(wil); 17472be7d22fSVladimir Kondratiev 17482be7d22fSVladimir Kondratiev /* we just started MAC, wait for FW ready */ 17492be7d22fSVladimir Kondratiev rc = wil_wait_for_fw_ready(wil); 17505f0823efSMaya Erez if (rc) 17515f0823efSMaya Erez return rc; 17525f0823efSMaya Erez 17535f0823efSMaya Erez /* check FW is responsive */ 1754cec94d8cSVladimir Kondratiev rc = wmi_echo(wil); 17555f0823efSMaya Erez if (rc) { 1756af3db60aSLazar Alexei wil_err(wil, "wmi_echo failed, rc %d\n", rc); 17575f0823efSMaya Erez return rc; 17585f0823efSMaya Erez } 17595f0823efSMaya Erez 176096c93589SGidon Studinski wil->txrx_ops.configure_interrupt_moderation(wil); 176196c93589SGidon Studinski 17621bb38e8bSMaya Erez /* Enable OFU rdy valid bug fix, to prevent hang in oful34_rx 17631bb38e8bSMaya Erez * while there is back-pressure from Host during RX 17641bb38e8bSMaya Erez */ 17651bb38e8bSMaya Erez if (wil->hw_version >= HW_VER_TALYN_MB) 17661bb38e8bSMaya Erez wil_s(wil, RGF_DMA_MISC_CTL, 17671bb38e8bSMaya Erez BIT_OFUL34_RDY_VALID_BUG_FIX_EN); 17681bb38e8bSMaya Erez 17694aebd3bdSLior David rc = wil_restore_vifs(wil); 17704aebd3bdSLior David if (rc) { 17714aebd3bdSLior David wil_err(wil, "failed to restore vifs, rc %d\n", rc); 17724aebd3bdSLior David return rc; 17734aebd3bdSLior David } 17744aebd3bdSLior David 17753ead1e01SLior David wil_collect_fw_info(wil); 17763ead1e01SLior David 17778b068c03SLazar Alexei if (wil->ps_profile != WMI_PS_PROFILE_TYPE_DEFAULT) 17788b068c03SLazar Alexei wil_ps_update(wil, wil->ps_profile); 17798b068c03SLazar Alexei 17805f0823efSMaya Erez if (wil->platform_ops.notify) { 17815f0823efSMaya Erez rc = wil->platform_ops.notify(wil->platform_handle, 17825f0823efSMaya Erez WIL_PLATFORM_EVT_FW_RDY); 17835f0823efSMaya Erez if (rc) { 1784af3db60aSLazar Alexei wil_err(wil, "FW_RDY notify failed, rc %d\n", 1785af3db60aSLazar Alexei rc); 17865f0823efSMaya Erez rc = 0; 17875f0823efSMaya Erez } 17885f0823efSMaya Erez } 17892cd0f021SVladimir Kondratiev } 17902be7d22fSVladimir Kondratiev 17912be7d22fSVladimir Kondratiev return rc; 1792a8fd16d7SMaya Erez 1793a8fd16d7SMaya Erez out: 1794d3214d42SAlexei Avshalom Lazar up_write(&wil->mem_lock); 1795a8fd16d7SMaya Erez clear_bit(wil_status_resetting, wil->status); 1796a8fd16d7SMaya Erez return rc; 17972be7d22fSVladimir Kondratiev } 17982be7d22fSVladimir Kondratiev 1799ed6f9dc6SVladimir Kondratiev void wil_fw_error_recovery(struct wil6210_priv *wil) 1800ed6f9dc6SVladimir Kondratiev { 1801ed6f9dc6SVladimir Kondratiev wil_dbg_misc(wil, "starting fw error recovery\n"); 1802f13e0630SHamad Kadmany 1803f13e0630SHamad Kadmany if (test_bit(wil_status_resetting, wil->status)) { 1804f13e0630SHamad Kadmany wil_info(wil, "Reset already in progress\n"); 1805f13e0630SHamad Kadmany return; 1806f13e0630SHamad Kadmany } 1807f13e0630SHamad Kadmany 1808c33407a8SVladimir Kondratiev wil->recovery_state = fw_recovery_pending; 1809ed6f9dc6SVladimir Kondratiev schedule_work(&wil->fw_error_worker); 1810ed6f9dc6SVladimir Kondratiev } 18112be7d22fSVladimir Kondratiev 181273d839aeSVladimir Kondratiev int __wil_up(struct wil6210_priv *wil) 18132be7d22fSVladimir Kondratiev { 1814e00243faSLior David struct net_device *ndev = wil->main_ndev; 1815e00243faSLior David struct wireless_dev *wdev = ndev->ieee80211_ptr; 18162be7d22fSVladimir Kondratiev int rc; 18172be7d22fSVladimir Kondratiev 1818097638a0SVladimir Kondratiev WARN_ON(!mutex_is_locked(&wil->mutex)); 1819097638a0SVladimir Kondratiev 18202cd0f021SVladimir Kondratiev rc = wil_reset(wil, true); 18212be7d22fSVladimir Kondratiev if (rc) 18222be7d22fSVladimir Kondratiev return rc; 18232be7d22fSVladimir Kondratiev 182496c93589SGidon Studinski /* Rx RING. After MAC and beacon */ 1825cbebe277SMaya Erez if (rx_ring_order == 0) 1826cbebe277SMaya Erez rx_ring_order = wil->hw_version < HW_VER_TALYN_MB ? 1827cbebe277SMaya Erez WIL_RX_RING_SIZE_ORDER_DEFAULT : 1828cbebe277SMaya Erez WIL_RX_RING_SIZE_ORDER_TALYN_DEFAULT; 1829cbebe277SMaya Erez 183061e5ec04SDedy Lansky rc = wil->txrx_ops.rx_init(wil, rx_ring_order); 183196c93589SGidon Studinski if (rc) 183296c93589SGidon Studinski return rc; 183396c93589SGidon Studinski 183496c93589SGidon Studinski rc = wil->txrx_ops.tx_init(wil); 1835e31b2562SVladimir Kondratiev if (rc) 1836e31b2562SVladimir Kondratiev return rc; 1837e31b2562SVladimir Kondratiev 18382be7d22fSVladimir Kondratiev switch (wdev->iftype) { 18392be7d22fSVladimir Kondratiev case NL80211_IFTYPE_STATION: 18407743882dSVladimir Kondratiev wil_dbg_misc(wil, "type: STATION\n"); 18412be7d22fSVladimir Kondratiev ndev->type = ARPHRD_ETHER; 18422be7d22fSVladimir Kondratiev break; 18432be7d22fSVladimir Kondratiev case NL80211_IFTYPE_AP: 18447743882dSVladimir Kondratiev wil_dbg_misc(wil, "type: AP\n"); 18452be7d22fSVladimir Kondratiev ndev->type = ARPHRD_ETHER; 18462be7d22fSVladimir Kondratiev break; 18472be7d22fSVladimir Kondratiev case NL80211_IFTYPE_P2P_CLIENT: 18487743882dSVladimir Kondratiev wil_dbg_misc(wil, "type: P2P_CLIENT\n"); 18492be7d22fSVladimir Kondratiev ndev->type = ARPHRD_ETHER; 18502be7d22fSVladimir Kondratiev break; 18512be7d22fSVladimir Kondratiev case NL80211_IFTYPE_P2P_GO: 18527743882dSVladimir Kondratiev wil_dbg_misc(wil, "type: P2P_GO\n"); 18532be7d22fSVladimir Kondratiev ndev->type = ARPHRD_ETHER; 18542be7d22fSVladimir Kondratiev break; 18552be7d22fSVladimir Kondratiev case NL80211_IFTYPE_MONITOR: 18567743882dSVladimir Kondratiev wil_dbg_misc(wil, "type: Monitor\n"); 18572be7d22fSVladimir Kondratiev ndev->type = ARPHRD_IEEE80211_RADIOTAP; 18582be7d22fSVladimir Kondratiev /* ARPHRD_IEEE80211 or ARPHRD_IEEE80211_RADIOTAP ? */ 18592be7d22fSVladimir Kondratiev break; 18602be7d22fSVladimir Kondratiev default: 18612be7d22fSVladimir Kondratiev return -EOPNOTSUPP; 18622be7d22fSVladimir Kondratiev } 18632be7d22fSVladimir Kondratiev 18642be7d22fSVladimir Kondratiev /* MAC address - pre-requisite for other commands */ 18652be7d22fSVladimir Kondratiev wmi_set_mac_address(wil, ndev->dev_addr); 18662be7d22fSVladimir Kondratiev 186773d839aeSVladimir Kondratiev wil_dbg_misc(wil, "NAPI enable\n"); 1868e0287c4aSVladimir Kondratiev napi_enable(&wil->napi_rx); 1869e0287c4aSVladimir Kondratiev napi_enable(&wil->napi_tx); 18709419b6a2SVladimir Kondratiev set_bit(wil_status_napi_en, wil->status); 1871e0287c4aSVladimir Kondratiev 18729953a782SLior David wil6210_bus_request(wil, WIL_DEFAULT_BUS_REQUEST_KBPS); 1873f772ebfbSVladimir Kondratiev 18742be7d22fSVladimir Kondratiev return 0; 18752be7d22fSVladimir Kondratiev } 18762be7d22fSVladimir Kondratiev 18772be7d22fSVladimir Kondratiev int wil_up(struct wil6210_priv *wil) 18782be7d22fSVladimir Kondratiev { 18792be7d22fSVladimir Kondratiev int rc; 18802be7d22fSVladimir Kondratiev 1881af3db60aSLazar Alexei wil_dbg_misc(wil, "up\n"); 18829cf10d62SVladimir Kondratiev 18832be7d22fSVladimir Kondratiev mutex_lock(&wil->mutex); 18842be7d22fSVladimir Kondratiev rc = __wil_up(wil); 18852be7d22fSVladimir Kondratiev mutex_unlock(&wil->mutex); 18862be7d22fSVladimir Kondratiev 18872be7d22fSVladimir Kondratiev return rc; 18882be7d22fSVladimir Kondratiev } 18892be7d22fSVladimir Kondratiev 189073d839aeSVladimir Kondratiev int __wil_down(struct wil6210_priv *wil) 18912be7d22fSVladimir Kondratiev { 1892a0618945SAhmad Masri int rc; 1893097638a0SVladimir Kondratiev WARN_ON(!mutex_is_locked(&wil->mutex)); 1894097638a0SVladimir Kondratiev 1895b0c0e688SLazar Alexei set_bit(wil_status_resetting, wil->status); 1896b0c0e688SLazar Alexei 18979953a782SLior David wil6210_bus_request(wil, 0); 1898f772ebfbSVladimir Kondratiev 189973d839aeSVladimir Kondratiev wil_disable_irq(wil); 19009419b6a2SVladimir Kondratiev if (test_and_clear_bit(wil_status_napi_en, wil->status)) { 1901e0287c4aSVladimir Kondratiev napi_disable(&wil->napi_rx); 1902e0287c4aSVladimir Kondratiev napi_disable(&wil->napi_tx); 190373d839aeSVladimir Kondratiev wil_dbg_misc(wil, "NAPI disable\n"); 190473d839aeSVladimir Kondratiev } 190573d839aeSVladimir Kondratiev wil_enable_irq(wil); 1906e0287c4aSVladimir Kondratiev 1907404bbb3cSLior David mutex_lock(&wil->vif_mutex); 1908035859a5SMaya Erez wil_p2p_stop_radio_operations(wil); 19095bd60982SLior David wil_abort_scan_all_vifs(wil, false); 1910404bbb3cSLior David mutex_unlock(&wil->vif_mutex); 19112be7d22fSVladimir Kondratiev 1912a0618945SAhmad Masri rc = wil_reset(wil, false); 1913a0618945SAhmad Masri 1914a0618945SAhmad Masri return rc; 19152be7d22fSVladimir Kondratiev } 19162be7d22fSVladimir Kondratiev 19172be7d22fSVladimir Kondratiev int wil_down(struct wil6210_priv *wil) 19182be7d22fSVladimir Kondratiev { 19192be7d22fSVladimir Kondratiev int rc; 19202be7d22fSVladimir Kondratiev 1921af3db60aSLazar Alexei wil_dbg_misc(wil, "down\n"); 19229cf10d62SVladimir Kondratiev 1923c33407a8SVladimir Kondratiev wil_set_recovery_state(wil, fw_recovery_idle); 19242be7d22fSVladimir Kondratiev mutex_lock(&wil->mutex); 19252be7d22fSVladimir Kondratiev rc = __wil_down(wil); 19262be7d22fSVladimir Kondratiev mutex_unlock(&wil->mutex); 19272be7d22fSVladimir Kondratiev 19282be7d22fSVladimir Kondratiev return rc; 19292be7d22fSVladimir Kondratiev } 19303df2cd36SVladimir Kondratiev 1931e00243faSLior David int wil_find_cid(struct wil6210_priv *wil, u8 mid, const u8 *mac) 19323df2cd36SVladimir Kondratiev { 19333df2cd36SVladimir Kondratiev int i; 19343df2cd36SVladimir Kondratiev int rc = -ENOENT; 19353df2cd36SVladimir Kondratiev 1936ddf7afddSAhmad Masri for (i = 0; i < wil->max_assoc_sta; i++) { 1937e00243faSLior David if (wil->sta[i].mid == mid && 1938e00243faSLior David wil->sta[i].status != wil_sta_unused && 1939108d1eb6SVladimir Kondratiev ether_addr_equal(wil->sta[i].addr, mac)) { 19403df2cd36SVladimir Kondratiev rc = i; 19413df2cd36SVladimir Kondratiev break; 19423df2cd36SVladimir Kondratiev } 19433df2cd36SVladimir Kondratiev } 19443df2cd36SVladimir Kondratiev 19453df2cd36SVladimir Kondratiev return rc; 19463df2cd36SVladimir Kondratiev } 1947349214c1SMaya Erez 1948349214c1SMaya Erez void wil_halp_vote(struct wil6210_priv *wil) 1949349214c1SMaya Erez { 1950349214c1SMaya Erez unsigned long rc; 1951349214c1SMaya Erez unsigned long to_jiffies = msecs_to_jiffies(WAIT_FOR_HALP_VOTE_MS); 1952349214c1SMaya Erez 19533d0aa919SMaya Erez if (wil->hw_version >= HW_VER_TALYN_MB) 19543d0aa919SMaya Erez return; 19553d0aa919SMaya Erez 1956349214c1SMaya Erez mutex_lock(&wil->halp.lock); 1957349214c1SMaya Erez 1958af3db60aSLazar Alexei wil_dbg_irq(wil, "halp_vote: start, HALP ref_cnt (%d)\n", 1959349214c1SMaya Erez wil->halp.ref_cnt); 1960349214c1SMaya Erez 1961349214c1SMaya Erez if (++wil->halp.ref_cnt == 1) { 196218618a9fSMaya Erez reinit_completion(&wil->halp.comp); 1963979c9d8dSMaya Erez /* mark to IRQ context to handle HALP ICR */ 1964979c9d8dSMaya Erez wil->halp.handle_icr = true; 1965349214c1SMaya Erez wil6210_set_halp(wil); 1966349214c1SMaya Erez rc = wait_for_completion_timeout(&wil->halp.comp, to_jiffies); 1967f1b7764fSMaya Erez if (!rc) { 1968af3db60aSLazar Alexei wil_err(wil, "HALP vote timed out\n"); 1969f1b7764fSMaya Erez /* Mask HALP as done in case the interrupt is raised */ 1970979c9d8dSMaya Erez wil->halp.handle_icr = false; 1971f1b7764fSMaya Erez wil6210_mask_halp(wil); 1972f1b7764fSMaya Erez } else { 1973ef86f249SLior David wil_dbg_irq(wil, 1974af3db60aSLazar Alexei "halp_vote: HALP vote completed after %d ms\n", 1975349214c1SMaya Erez jiffies_to_msecs(to_jiffies - rc)); 1976349214c1SMaya Erez } 1977f1b7764fSMaya Erez } 1978349214c1SMaya Erez 1979af3db60aSLazar Alexei wil_dbg_irq(wil, "halp_vote: end, HALP ref_cnt (%d)\n", 1980349214c1SMaya Erez wil->halp.ref_cnt); 1981349214c1SMaya Erez 1982349214c1SMaya Erez mutex_unlock(&wil->halp.lock); 1983349214c1SMaya Erez } 1984349214c1SMaya Erez 1985349214c1SMaya Erez void wil_halp_unvote(struct wil6210_priv *wil) 1986349214c1SMaya Erez { 19873d0aa919SMaya Erez if (wil->hw_version >= HW_VER_TALYN_MB) 19883d0aa919SMaya Erez return; 19893d0aa919SMaya Erez 1990349214c1SMaya Erez WARN_ON(wil->halp.ref_cnt == 0); 1991349214c1SMaya Erez 1992349214c1SMaya Erez mutex_lock(&wil->halp.lock); 1993349214c1SMaya Erez 1994af3db60aSLazar Alexei wil_dbg_irq(wil, "halp_unvote: start, HALP ref_cnt (%d)\n", 1995349214c1SMaya Erez wil->halp.ref_cnt); 1996349214c1SMaya Erez 1997349214c1SMaya Erez if (--wil->halp.ref_cnt == 0) { 1998349214c1SMaya Erez wil6210_clear_halp(wil); 1999af3db60aSLazar Alexei wil_dbg_irq(wil, "HALP unvote\n"); 2000349214c1SMaya Erez } 2001349214c1SMaya Erez 2002af3db60aSLazar Alexei wil_dbg_irq(wil, "halp_unvote:end, HALP ref_cnt (%d)\n", 2003349214c1SMaya Erez wil->halp.ref_cnt); 2004349214c1SMaya Erez 2005349214c1SMaya Erez mutex_unlock(&wil->halp.lock); 2006349214c1SMaya Erez } 200796c93589SGidon Studinski 200896c93589SGidon Studinski void wil_init_txrx_ops(struct wil6210_priv *wil) 200996c93589SGidon Studinski { 201096c93589SGidon Studinski if (wil->use_enhanced_dma_hw) 201196c93589SGidon Studinski wil_init_txrx_ops_edma(wil); 201296c93589SGidon Studinski else 201396c93589SGidon Studinski wil_init_txrx_ops_legacy_dma(wil); 201496c93589SGidon Studinski } 2015