12be7d22fSVladimir Kondratiev /* 2849a564bSDedy Lansky * Copyright (c) 2012-2017 Qualcomm Atheros, Inc. 3bf0353a6SAhmad Masri * Copyright (c) 2018-2019, The Linux Foundation. All rights reserved. 42be7d22fSVladimir Kondratiev * 52be7d22fSVladimir Kondratiev * Permission to use, copy, modify, and/or distribute this software for any 62be7d22fSVladimir Kondratiev * purpose with or without fee is hereby granted, provided that the above 72be7d22fSVladimir Kondratiev * copyright notice and this permission notice appear in all copies. 82be7d22fSVladimir Kondratiev * 92be7d22fSVladimir Kondratiev * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES 102be7d22fSVladimir Kondratiev * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF 112be7d22fSVladimir Kondratiev * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR 122be7d22fSVladimir Kondratiev * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES 132be7d22fSVladimir Kondratiev * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN 142be7d22fSVladimir Kondratiev * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF 152be7d22fSVladimir Kondratiev * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. 162be7d22fSVladimir Kondratiev */ 172be7d22fSVladimir Kondratiev 182be7d22fSVladimir Kondratiev #include <linux/moduleparam.h> 192be7d22fSVladimir Kondratiev #include <linux/if_arp.h> 20108d1eb6SVladimir Kondratiev #include <linux/etherdevice.h> 21e41ab937SDedy Lansky #include <linux/rtnetlink.h> 222be7d22fSVladimir Kondratiev 232be7d22fSVladimir Kondratiev #include "wil6210.h" 24b4490f42SVladimir Kondratiev #include "txrx.h" 2596c93589SGidon Studinski #include "txrx_edma.h" 26f172b563SDedy Lansky #include "wmi.h" 27f1ad8c93SVladimir Kondratiev #include "boot_loader.h" 28f172b563SDedy Lansky 29349214c1SMaya Erez #define WAIT_FOR_HALP_VOTE_MS 100 30035859a5SMaya Erez #define WAIT_FOR_SCAN_ABORT_MS 1000 3196c93589SGidon Studinski #define WIL_DEFAULT_NUM_RX_STATUS_RINGS 1 32631d3b4fSMaya Erez #define WIL_BOARD_FILE_MAX_NAMELEN 128 33349214c1SMaya Erez 34bfc2dc7aSVladimir Kondratiev bool debug_fw; /* = false; */ 3578484c44SMaya Erez module_param(debug_fw, bool, 0444); 36bfc2dc7aSVladimir Kondratiev MODULE_PARM_DESC(debug_fw, " do not perform card reset. For FW debug"); 37bfc2dc7aSVladimir Kondratiev 38b8c31b5dSLior David static u8 oob_mode; 39b8c31b5dSLior David module_param(oob_mode, byte, 0444); 401f1a361aSLior David MODULE_PARM_DESC(oob_mode, 411f1a361aSLior David " enable out of the box (OOB) mode in FW, for diagnostics and certification"); 421f1a361aSLior David 43c33407a8SVladimir Kondratiev bool no_fw_recovery; 4478484c44SMaya Erez module_param(no_fw_recovery, bool, 0644); 45c33407a8SVladimir Kondratiev MODULE_PARM_DESC(no_fw_recovery, " disable automatic FW error recovery"); 46ed6f9dc6SVladimir Kondratiev 47ab954628SVladimir Kondratiev /* if not set via modparam, will be set to default value of 1/8 of 48ab954628SVladimir Kondratiev * rx ring size during init flow 49ab954628SVladimir Kondratiev */ 50ab954628SVladimir Kondratiev unsigned short rx_ring_overflow_thrsh = WIL6210_RX_HIGH_TRSH_INIT; 5178484c44SMaya Erez module_param(rx_ring_overflow_thrsh, ushort, 0444); 52ab954628SVladimir Kondratiev MODULE_PARM_DESC(rx_ring_overflow_thrsh, 53ab954628SVladimir Kondratiev " RX ring overflow threshold in descriptors."); 54b6b1b0ecSVladimir Kondratiev 559a06bec9SVladimir Kondratiev /* We allow allocation of more than 1 page buffers to support large packets. 569a06bec9SVladimir Kondratiev * It is suboptimal behavior performance wise in case MTU above page size. 579a06bec9SVladimir Kondratiev */ 58c44690a1SVladimir Kondratiev unsigned int mtu_max = TXRX_BUF_LEN_DEFAULT - WIL_MAX_MPDU_OVERHEAD; 599a06bec9SVladimir Kondratiev static int mtu_max_set(const char *val, const struct kernel_param *kp) 609a06bec9SVladimir Kondratiev { 619a06bec9SVladimir Kondratiev int ret; 629a06bec9SVladimir Kondratiev 639a06bec9SVladimir Kondratiev /* sets mtu_max directly. no need to restore it in case of 649a06bec9SVladimir Kondratiev * illegal value since we assume this will fail insmod 659a06bec9SVladimir Kondratiev */ 669a06bec9SVladimir Kondratiev ret = param_set_uint(val, kp); 679a06bec9SVladimir Kondratiev if (ret) 689a06bec9SVladimir Kondratiev return ret; 699a06bec9SVladimir Kondratiev 704590d812SVladimir Kondratiev if (mtu_max < 68 || mtu_max > WIL_MAX_ETH_MTU) 719a06bec9SVladimir Kondratiev ret = -EINVAL; 729a06bec9SVladimir Kondratiev 739a06bec9SVladimir Kondratiev return ret; 749a06bec9SVladimir Kondratiev } 759a06bec9SVladimir Kondratiev 769c27847dSLuis R. Rodriguez static const struct kernel_param_ops mtu_max_ops = { 779a06bec9SVladimir Kondratiev .set = mtu_max_set, 789a06bec9SVladimir Kondratiev .get = param_get_uint, 799a06bec9SVladimir Kondratiev }; 809a06bec9SVladimir Kondratiev 8178484c44SMaya Erez module_param_cb(mtu_max, &mtu_max_ops, &mtu_max, 0444); 829a06bec9SVladimir Kondratiev MODULE_PARM_DESC(mtu_max, " Max MTU value."); 839a06bec9SVladimir Kondratiev 84cbebe277SMaya Erez static uint rx_ring_order; 85d3762b40SVladimir Kondratiev static uint tx_ring_order = WIL_TX_RING_SIZE_ORDER_DEFAULT; 8641d6b093SVladimir Kondratiev static uint bcast_ring_order = WIL_BCAST_RING_SIZE_ORDER_DEFAULT; 87d3762b40SVladimir Kondratiev 88d3762b40SVladimir Kondratiev static int ring_order_set(const char *val, const struct kernel_param *kp) 89d3762b40SVladimir Kondratiev { 90d3762b40SVladimir Kondratiev int ret; 91d3762b40SVladimir Kondratiev uint x; 92d3762b40SVladimir Kondratiev 93d3762b40SVladimir Kondratiev ret = kstrtouint(val, 0, &x); 94d3762b40SVladimir Kondratiev if (ret) 95d3762b40SVladimir Kondratiev return ret; 96d3762b40SVladimir Kondratiev 97d3762b40SVladimir Kondratiev if ((x < WIL_RING_SIZE_ORDER_MIN) || (x > WIL_RING_SIZE_ORDER_MAX)) 98d3762b40SVladimir Kondratiev return -EINVAL; 99d3762b40SVladimir Kondratiev 100d3762b40SVladimir Kondratiev *((uint *)kp->arg) = x; 101d3762b40SVladimir Kondratiev 102d3762b40SVladimir Kondratiev return 0; 103d3762b40SVladimir Kondratiev } 104d3762b40SVladimir Kondratiev 1059c27847dSLuis R. Rodriguez static const struct kernel_param_ops ring_order_ops = { 106d3762b40SVladimir Kondratiev .set = ring_order_set, 107d3762b40SVladimir Kondratiev .get = param_get_uint, 108d3762b40SVladimir Kondratiev }; 109d3762b40SVladimir Kondratiev 11078484c44SMaya Erez module_param_cb(rx_ring_order, &ring_order_ops, &rx_ring_order, 0444); 111d3762b40SVladimir Kondratiev MODULE_PARM_DESC(rx_ring_order, " Rx ring order; size = 1 << order"); 11278484c44SMaya Erez module_param_cb(tx_ring_order, &ring_order_ops, &tx_ring_order, 0444); 113d3762b40SVladimir Kondratiev MODULE_PARM_DESC(tx_ring_order, " Tx ring order; size = 1 << order"); 11478484c44SMaya Erez module_param_cb(bcast_ring_order, &ring_order_ops, &bcast_ring_order, 0444); 115d507d1b7SVladimir Kondratiev MODULE_PARM_DESC(bcast_ring_order, " Bcast ring order; size = 1 << order"); 116d3762b40SVladimir Kondratiev 117f1dbb6c1SMaya Erez enum { 118f1dbb6c1SMaya Erez WIL_BOOT_ERR, 119f1dbb6c1SMaya Erez WIL_BOOT_VANILLA, 120f1dbb6c1SMaya Erez WIL_BOOT_PRODUCTION, 121f1dbb6c1SMaya Erez WIL_BOOT_DEVELOPMENT, 122f1dbb6c1SMaya Erez }; 123f1dbb6c1SMaya Erez 124f1dbb6c1SMaya Erez enum { 125f1dbb6c1SMaya Erez WIL_SIG_STATUS_VANILLA = 0x0, 126f1dbb6c1SMaya Erez WIL_SIG_STATUS_DEVELOPMENT = 0x1, 127f1dbb6c1SMaya Erez WIL_SIG_STATUS_PRODUCTION = 0x2, 128f1dbb6c1SMaya Erez WIL_SIG_STATUS_CORRUPTED_PRODUCTION = 0x3, 129f1dbb6c1SMaya Erez }; 130f1dbb6c1SMaya Erez 131f1dbb6c1SMaya Erez #define RST_DELAY (20) /* msec, for loop in @wil_wait_device_ready */ 132520d68e7SVladimir Kondratiev #define RST_COUNT (1 + 1000/RST_DELAY) /* round up to be above 1 sec total */ 133520d68e7SVladimir Kondratiev 134f1dbb6c1SMaya Erez #define PMU_READY_DELAY_MS (4) /* ms, for sleep in @wil_wait_device_ready */ 135f1dbb6c1SMaya Erez 136f1dbb6c1SMaya Erez #define OTP_HW_DELAY (200) /* usec, loop in @wil_wait_device_ready_talyn_mb */ 137f1dbb6c1SMaya Erez /* round up to be above 2 ms total */ 138f1dbb6c1SMaya Erez #define OTP_HW_COUNT (1 + 2000 / OTP_HW_DELAY) 139f1dbb6c1SMaya Erez 1402be7d22fSVladimir Kondratiev /* 1412be7d22fSVladimir Kondratiev * Due to a hardware issue, 1422be7d22fSVladimir Kondratiev * one has to read/write to/from NIC in 32-bit chunks; 1432be7d22fSVladimir Kondratiev * regular memcpy_fromio and siblings will 1442be7d22fSVladimir Kondratiev * not work on 64-bit platform - it uses 64-bit transactions 1452be7d22fSVladimir Kondratiev * 1462be7d22fSVladimir Kondratiev * Force 32-bit transactions to enable NIC on 64-bit platforms 1472be7d22fSVladimir Kondratiev * 1482be7d22fSVladimir Kondratiev * To avoid byte swap on big endian host, __raw_{read|write}l 1492be7d22fSVladimir Kondratiev * should be used - {read|write}l would swap bytes to provide 1502be7d22fSVladimir Kondratiev * little endian on PCI value in host endianness. 1512be7d22fSVladimir Kondratiev */ 1522be7d22fSVladimir Kondratiev void wil_memcpy_fromio_32(void *dst, const volatile void __iomem *src, 1532be7d22fSVladimir Kondratiev size_t count) 1542be7d22fSVladimir Kondratiev { 1552be7d22fSVladimir Kondratiev u32 *d = dst; 1562be7d22fSVladimir Kondratiev const volatile u32 __iomem *s = src; 1572be7d22fSVladimir Kondratiev 1580f6edfe2SDedy Lansky for (; count >= 4; count -= 4) 1592be7d22fSVladimir Kondratiev *d++ = __raw_readl(s++); 1600f6edfe2SDedy Lansky 1610f6edfe2SDedy Lansky if (unlikely(count)) { 1620f6edfe2SDedy Lansky /* count can be 1..3 */ 1630f6edfe2SDedy Lansky u32 tmp = __raw_readl(s); 1640f6edfe2SDedy Lansky 1650f6edfe2SDedy Lansky memcpy(d, &tmp, count); 1660f6edfe2SDedy Lansky } 1672be7d22fSVladimir Kondratiev } 1682be7d22fSVladimir Kondratiev 1692be7d22fSVladimir Kondratiev void wil_memcpy_toio_32(volatile void __iomem *dst, const void *src, 1702be7d22fSVladimir Kondratiev size_t count) 1712be7d22fSVladimir Kondratiev { 1722be7d22fSVladimir Kondratiev volatile u32 __iomem *d = dst; 1732be7d22fSVladimir Kondratiev const u32 *s = src; 1742be7d22fSVladimir Kondratiev 1750f6edfe2SDedy Lansky for (; count >= 4; count -= 4) 1762be7d22fSVladimir Kondratiev __raw_writel(*s++, d++); 1770f6edfe2SDedy Lansky 1780f6edfe2SDedy Lansky if (unlikely(count)) { 1790f6edfe2SDedy Lansky /* count can be 1..3 */ 1800f6edfe2SDedy Lansky u32 tmp = 0; 1810f6edfe2SDedy Lansky 1820f6edfe2SDedy Lansky memcpy(&tmp, s, count); 1830f6edfe2SDedy Lansky __raw_writel(tmp, d); 1840f6edfe2SDedy Lansky } 1852be7d22fSVladimir Kondratiev } 1862be7d22fSVladimir Kondratiev 187a0618945SAhmad Masri /* Device memory access is prohibited while reset or suspend. 188a0618945SAhmad Masri * wil_mem_access_lock protects accessing device memory in these cases 189a0618945SAhmad Masri */ 190a0618945SAhmad Masri int wil_mem_access_lock(struct wil6210_priv *wil) 191a0618945SAhmad Masri { 192a0618945SAhmad Masri if (!down_read_trylock(&wil->mem_lock)) 193a0618945SAhmad Masri return -EBUSY; 194a0618945SAhmad Masri 195a0618945SAhmad Masri if (test_bit(wil_status_suspending, wil->status) || 196a0618945SAhmad Masri test_bit(wil_status_suspended, wil->status)) { 197a0618945SAhmad Masri up_read(&wil->mem_lock); 198a0618945SAhmad Masri return -EBUSY; 199a0618945SAhmad Masri } 200a0618945SAhmad Masri 201a0618945SAhmad Masri return 0; 202a0618945SAhmad Masri } 203a0618945SAhmad Masri 204a0618945SAhmad Masri void wil_mem_access_unlock(struct wil6210_priv *wil) 205a0618945SAhmad Masri { 206a0618945SAhmad Masri up_read(&wil->mem_lock); 207a0618945SAhmad Masri } 208a0618945SAhmad Masri 20996c93589SGidon Studinski static void wil_ring_fini_tx(struct wil6210_priv *wil, int id) 21096c93589SGidon Studinski { 21196c93589SGidon Studinski struct wil_ring *ring = &wil->ring_tx[id]; 21296c93589SGidon Studinski struct wil_ring_tx_data *txdata = &wil->ring_tx_data[id]; 21396c93589SGidon Studinski 21496c93589SGidon Studinski lockdep_assert_held(&wil->mutex); 21596c93589SGidon Studinski 21696c93589SGidon Studinski if (!ring->va) 21796c93589SGidon Studinski return; 21896c93589SGidon Studinski 21996c93589SGidon Studinski wil_dbg_misc(wil, "vring_fini_tx: id=%d\n", id); 22096c93589SGidon Studinski 22196c93589SGidon Studinski spin_lock_bh(&txdata->lock); 22296c93589SGidon Studinski txdata->dot1x_open = false; 22396c93589SGidon Studinski txdata->mid = U8_MAX; 22496c93589SGidon Studinski txdata->enabled = 0; /* no Tx can be in progress or start anew */ 22596c93589SGidon Studinski spin_unlock_bh(&txdata->lock); 22696c93589SGidon Studinski /* napi_synchronize waits for completion of the current NAPI but will 22796c93589SGidon Studinski * not prevent the next NAPI run. 22896c93589SGidon Studinski * Add a memory barrier to guarantee that txdata->enabled is zeroed 22996c93589SGidon Studinski * before napi_synchronize so that the next scheduled NAPI will not 23096c93589SGidon Studinski * handle this vring 23196c93589SGidon Studinski */ 23296c93589SGidon Studinski wmb(); 23396c93589SGidon Studinski /* make sure NAPI won't touch this vring */ 23496c93589SGidon Studinski if (test_bit(wil_status_napi_en, wil->status)) 23596c93589SGidon Studinski napi_synchronize(&wil->napi_tx); 23696c93589SGidon Studinski 23796c93589SGidon Studinski wil->txrx_ops.ring_fini_tx(wil, ring); 23896c93589SGidon Studinski } 23996c93589SGidon Studinski 240e1b43407SAhmad Masri static bool wil_vif_is_connected(struct wil6210_priv *wil, u8 mid) 241e1b43407SAhmad Masri { 242e1b43407SAhmad Masri int i; 243e1b43407SAhmad Masri 244ddf7afddSAhmad Masri for (i = 0; i < wil->max_assoc_sta; i++) { 245e1b43407SAhmad Masri if (wil->sta[i].mid == mid && 246e1b43407SAhmad Masri wil->sta[i].status == wil_sta_connected) 247e1b43407SAhmad Masri return true; 248e1b43407SAhmad Masri } 249e1b43407SAhmad Masri 250e1b43407SAhmad Masri return false; 251e1b43407SAhmad Masri } 252e1b43407SAhmad Masri 253e1b43407SAhmad Masri static void wil_disconnect_cid_complete(struct wil6210_vif *vif, int cid, 254e1b43407SAhmad Masri u16 reason_code) 255bd33273bSVladimir Kondratiev __acquires(&sta->tid_rx_lock) __releases(&sta->tid_rx_lock) 2562be7d22fSVladimir Kondratiev { 25791886b0bSVladimir Kondratiev uint i; 258e00243faSLior David struct wil6210_priv *wil = vif_to_wil(vif); 259e00243faSLior David struct net_device *ndev = vif_to_ndev(vif); 260e00243faSLior David struct wireless_dev *wdev = vif_to_wdev(vif); 261b4490f42SVladimir Kondratiev struct wil_sta_info *sta = &wil->sta[cid]; 262df2b5388SMaya Erez int min_ring_id = wil_get_min_tx_ring_id(wil); 2638fe59627SVladimir Kondratiev 264bd33273bSVladimir Kondratiev might_sleep(); 265e1b43407SAhmad Masri wil_dbg_misc(wil, 266e1b43407SAhmad Masri "disconnect_cid_complete: CID %d, MID %d, status %d\n", 267e00243faSLior David cid, sta->mid, sta->status); 268e1b43407SAhmad Masri /* inform upper layers */ 2694d55a0a1SVladimir Kondratiev if (sta->status != wil_sta_unused) { 2705bd60982SLior David if (vif->mid != sta->mid) { 2715bd60982SLior David wil_err(wil, "STA MID mismatch with VIF MID(%d)\n", 2725bd60982SLior David vif->mid); 273849a564bSDedy Lansky } 274b516fcc5SVladimir Kondratiev 275fc58f681SVladimir Kondratiev switch (wdev->iftype) { 276fc58f681SVladimir Kondratiev case NL80211_IFTYPE_AP: 277fc58f681SVladimir Kondratiev case NL80211_IFTYPE_P2P_GO: 278fc58f681SVladimir Kondratiev /* AP-like interface */ 279fc58f681SVladimir Kondratiev cfg80211_del_sta(ndev, sta->addr, GFP_KERNEL); 280fc58f681SVladimir Kondratiev break; 281fc58f681SVladimir Kondratiev default: 282fc58f681SVladimir Kondratiev break; 283fc58f681SVladimir Kondratiev } 2844d55a0a1SVladimir Kondratiev sta->status = wil_sta_unused; 285e00243faSLior David sta->mid = U8_MAX; 2864d55a0a1SVladimir Kondratiev } 28758527421SVladimir Kondratiev /* reorder buffers */ 288b4490f42SVladimir Kondratiev for (i = 0; i < WIL_STA_TID_NUM; i++) { 289ec81b5adSDedy Lansky struct wil_tid_ampdu_rx *r; 290ec81b5adSDedy Lansky 291bd33273bSVladimir Kondratiev spin_lock_bh(&sta->tid_rx_lock); 292ec81b5adSDedy Lansky 293ec81b5adSDedy Lansky r = sta->tid_rx[i]; 294b4490f42SVladimir Kondratiev sta->tid_rx[i] = NULL; 295b4490f42SVladimir Kondratiev wil_tid_ampdu_rx_free(wil, r); 296ec81b5adSDedy Lansky 297bd33273bSVladimir Kondratiev spin_unlock_bh(&sta->tid_rx_lock); 298b4490f42SVladimir Kondratiev } 29958527421SVladimir Kondratiev /* crypto context */ 30058527421SVladimir Kondratiev memset(sta->tid_crypto_rx, 0, sizeof(sta->tid_crypto_rx)); 30158527421SVladimir Kondratiev memset(&sta->group_crypto_rx, 0, sizeof(sta->group_crypto_rx)); 30258527421SVladimir Kondratiev /* release vrings */ 303df2b5388SMaya Erez for (i = min_ring_id; i < ARRAY_SIZE(wil->ring_tx); i++) { 30410590c6aSGidon Studinski if (wil->ring2cid_tid[i][0] == cid) 30510590c6aSGidon Studinski wil_ring_fini_tx(wil, i); 30691886b0bSVladimir Kondratiev } 30758527421SVladimir Kondratiev /* statistics */ 30891886b0bSVladimir Kondratiev memset(&sta->stats, 0, sizeof(sta->stats)); 309a24a3d6aSDedy Lansky sta->stats.tx_latency_min_us = U32_MAX; 310b4490f42SVladimir Kondratiev } 311b4490f42SVladimir Kondratiev 312e1b43407SAhmad Masri static void _wil6210_disconnect_complete(struct wil6210_vif *vif, 313e1b43407SAhmad Masri const u8 *bssid, u16 reason_code) 31491886b0bSVladimir Kondratiev { 315e00243faSLior David struct wil6210_priv *wil = vif_to_wil(vif); 31691886b0bSVladimir Kondratiev int cid = -ENOENT; 317e00243faSLior David struct net_device *ndev; 318e00243faSLior David struct wireless_dev *wdev; 31991886b0bSVladimir Kondratiev 320e00243faSLior David ndev = vif_to_ndev(vif); 321e00243faSLior David wdev = vif_to_wdev(vif); 322e00243faSLior David 32391886b0bSVladimir Kondratiev might_sleep(); 324e1b43407SAhmad Masri wil_info(wil, "disconnect_complete: bssid=%pM, reason=%d\n", 325e1b43407SAhmad Masri bssid, reason_code); 32691886b0bSVladimir Kondratiev 327100106d7SVladimir Kondratiev /* Cases are: 328100106d7SVladimir Kondratiev * - disconnect single STA, still connected 329100106d7SVladimir Kondratiev * - disconnect single STA, already disconnected 330100106d7SVladimir Kondratiev * - disconnect all 331100106d7SVladimir Kondratiev * 33268682b41SVladimir Kondratiev * For "disconnect all", there are 3 options: 333100106d7SVladimir Kondratiev * - bssid == NULL 33468682b41SVladimir Kondratiev * - bssid is broadcast address (ff:ff:ff:ff:ff:ff) 335100106d7SVladimir Kondratiev * - bssid is our MAC address 336100106d7SVladimir Kondratiev */ 33768682b41SVladimir Kondratiev if (bssid && !is_broadcast_ether_addr(bssid) && 33868682b41SVladimir Kondratiev !ether_addr_equal_unaligned(ndev->dev_addr, bssid)) { 339e00243faSLior David cid = wil_find_cid(wil, vif->mid, bssid); 340e1b43407SAhmad Masri wil_dbg_misc(wil, 341e1b43407SAhmad Masri "Disconnect complete %pM, CID=%d, reason=%d\n", 342100106d7SVladimir Kondratiev bssid, cid, reason_code); 343c478ac9dSAlexei Avshalom Lazar if (wil_cid_valid(wil, cid)) /* disconnect 1 peer */ 344e1b43407SAhmad Masri wil_disconnect_cid_complete(vif, cid, reason_code); 345100106d7SVladimir Kondratiev } else { /* all */ 346e1b43407SAhmad Masri wil_dbg_misc(wil, "Disconnect complete all\n"); 347ddf7afddSAhmad Masri for (cid = 0; cid < wil->max_assoc_sta; cid++) 348e1b43407SAhmad Masri wil_disconnect_cid_complete(vif, cid, reason_code); 349100106d7SVladimir Kondratiev } 35091886b0bSVladimir Kondratiev 35191886b0bSVladimir Kondratiev /* link state */ 35291886b0bSVladimir Kondratiev switch (wdev->iftype) { 35391886b0bSVladimir Kondratiev case NL80211_IFTYPE_STATION: 35491886b0bSVladimir Kondratiev case NL80211_IFTYPE_P2P_CLIENT: 355e00243faSLior David wil_bcast_fini(vif); 3565bd60982SLior David wil_update_net_queues_bh(wil, vif, NULL, true); 357c5e96c91SDedy Lansky netif_carrier_off(ndev); 3585bd60982SLior David if (!wil_has_other_active_ifaces(wil, ndev, false, true)) 3599953a782SLior David wil6210_bus_request(wil, WIL_DEFAULT_BUS_REQUEST_KBPS); 360c5e96c91SDedy Lansky 3615bd60982SLior David if (test_and_clear_bit(wil_vif_fwconnected, vif->status)) { 3625bd60982SLior David atomic_dec(&wil->connected_vifs); 3634821e6d8SVladimir Kondratiev cfg80211_disconnected(ndev, reason_code, 3643b56c15fSDedy Lansky NULL, 0, 365e00243faSLior David vif->locally_generated_disc, 3663b56c15fSDedy Lansky GFP_KERNEL); 367e00243faSLior David vif->locally_generated_disc = false; 3685bd60982SLior David } else if (test_bit(wil_vif_fwconnecting, vif->status)) { 3692be7d22fSVladimir Kondratiev cfg80211_connect_result(ndev, bssid, NULL, 0, NULL, 0, 3702be7d22fSVladimir Kondratiev WLAN_STATUS_UNSPECIFIED_FAILURE, 3712be7d22fSVladimir Kondratiev GFP_KERNEL); 372e00243faSLior David vif->bss = NULL; 3732be7d22fSVladimir Kondratiev } 3745bd60982SLior David clear_bit(wil_vif_fwconnecting, vif->status); 375b9010f10SAhmad Masri clear_bit(wil_vif_ft_roam, vif->status); 37642fe1e51SAhmad Masri vif->ptk_rekey_state = WIL_REKEY_IDLE; 377b9010f10SAhmad Masri 37891886b0bSVladimir Kondratiev break; 37954eaa8c6SMaya Erez case NL80211_IFTYPE_AP: 38054eaa8c6SMaya Erez case NL80211_IFTYPE_P2P_GO: 381e00243faSLior David if (!wil_vif_is_connected(wil, vif->mid)) { 3825bd60982SLior David wil_update_net_queues_bh(wil, vif, NULL, true); 3835bd60982SLior David if (test_and_clear_bit(wil_vif_fwconnected, 3845bd60982SLior David vif->status)) 3855bd60982SLior David atomic_dec(&wil->connected_vifs); 386f9e3033fSDedy Lansky } else { 3875bd60982SLior David wil_update_net_queues_bh(wil, vif, NULL, false); 388f9e3033fSDedy Lansky } 38954eaa8c6SMaya Erez break; 39091886b0bSVladimir Kondratiev default: 39191886b0bSVladimir Kondratiev break; 39291886b0bSVladimir Kondratiev } 3932be7d22fSVladimir Kondratiev } 3942be7d22fSVladimir Kondratiev 395e1b43407SAhmad Masri static int wil_disconnect_cid(struct wil6210_vif *vif, int cid, 396e1b43407SAhmad Masri u16 reason_code) 397e1b43407SAhmad Masri { 398e1b43407SAhmad Masri struct wil6210_priv *wil = vif_to_wil(vif); 399e1b43407SAhmad Masri struct wireless_dev *wdev = vif_to_wdev(vif); 400e1b43407SAhmad Masri struct wil_sta_info *sta = &wil->sta[cid]; 401e1b43407SAhmad Masri bool del_sta = false; 402e1b43407SAhmad Masri 403e1b43407SAhmad Masri might_sleep(); 404e1b43407SAhmad Masri wil_dbg_misc(wil, "disconnect_cid: CID %d, MID %d, status %d\n", 405e1b43407SAhmad Masri cid, sta->mid, sta->status); 406e1b43407SAhmad Masri 407e1b43407SAhmad Masri if (sta->status == wil_sta_unused) 408e1b43407SAhmad Masri return 0; 409e1b43407SAhmad Masri 410e1b43407SAhmad Masri if (vif->mid != sta->mid) { 411e1b43407SAhmad Masri wil_err(wil, "STA MID mismatch with VIF MID(%d)\n", vif->mid); 412e1b43407SAhmad Masri return -EINVAL; 413e1b43407SAhmad Masri } 414e1b43407SAhmad Masri 415e1b43407SAhmad Masri /* inform lower layers */ 416e1b43407SAhmad Masri if (wdev->iftype == NL80211_IFTYPE_AP && disable_ap_sme) 417e1b43407SAhmad Masri del_sta = true; 418e1b43407SAhmad Masri 419e1b43407SAhmad Masri /* disconnect by sending command disconnect/del_sta and wait 420e1b43407SAhmad Masri * synchronously for WMI_DISCONNECT_EVENTID event. 421e1b43407SAhmad Masri */ 422e1b43407SAhmad Masri return wmi_disconnect_sta(vif, sta->addr, reason_code, del_sta); 423e1b43407SAhmad Masri } 424e1b43407SAhmad Masri 425e1b43407SAhmad Masri static void _wil6210_disconnect(struct wil6210_vif *vif, const u8 *bssid, 426e1b43407SAhmad Masri u16 reason_code) 427e1b43407SAhmad Masri { 428e1b43407SAhmad Masri struct wil6210_priv *wil; 429e1b43407SAhmad Masri struct net_device *ndev; 430e1b43407SAhmad Masri int cid = -ENOENT; 431e1b43407SAhmad Masri 432e1b43407SAhmad Masri if (unlikely(!vif)) 433e1b43407SAhmad Masri return; 434e1b43407SAhmad Masri 435e1b43407SAhmad Masri wil = vif_to_wil(vif); 436e1b43407SAhmad Masri ndev = vif_to_ndev(vif); 437e1b43407SAhmad Masri 438e1b43407SAhmad Masri might_sleep(); 439e1b43407SAhmad Masri wil_info(wil, "disconnect bssid=%pM, reason=%d\n", bssid, reason_code); 440e1b43407SAhmad Masri 441e1b43407SAhmad Masri /* Cases are: 442e1b43407SAhmad Masri * - disconnect single STA, still connected 443e1b43407SAhmad Masri * - disconnect single STA, already disconnected 444e1b43407SAhmad Masri * - disconnect all 445e1b43407SAhmad Masri * 446e1b43407SAhmad Masri * For "disconnect all", there are 3 options: 447e1b43407SAhmad Masri * - bssid == NULL 448e1b43407SAhmad Masri * - bssid is broadcast address (ff:ff:ff:ff:ff:ff) 449e1b43407SAhmad Masri * - bssid is our MAC address 450e1b43407SAhmad Masri */ 451e1b43407SAhmad Masri if (bssid && !is_broadcast_ether_addr(bssid) && 452e1b43407SAhmad Masri !ether_addr_equal_unaligned(ndev->dev_addr, bssid)) { 453e1b43407SAhmad Masri cid = wil_find_cid(wil, vif->mid, bssid); 454e1b43407SAhmad Masri wil_dbg_misc(wil, "Disconnect %pM, CID=%d, reason=%d\n", 455e1b43407SAhmad Masri bssid, cid, reason_code); 456c478ac9dSAlexei Avshalom Lazar if (wil_cid_valid(wil, cid)) /* disconnect 1 peer */ 457e1b43407SAhmad Masri wil_disconnect_cid(vif, cid, reason_code); 458e1b43407SAhmad Masri } else { /* all */ 459e1b43407SAhmad Masri wil_dbg_misc(wil, "Disconnect all\n"); 460ddf7afddSAhmad Masri for (cid = 0; cid < wil->max_assoc_sta; cid++) 461e1b43407SAhmad Masri wil_disconnect_cid(vif, cid, reason_code); 462e1b43407SAhmad Masri } 463e1b43407SAhmad Masri 464e1b43407SAhmad Masri /* call event handler manually after processing wmi_call, 465e1b43407SAhmad Masri * to avoid deadlock - disconnect event handler acquires 466e1b43407SAhmad Masri * wil->mutex while it is already held here 467e1b43407SAhmad Masri */ 468e1b43407SAhmad Masri _wil6210_disconnect_complete(vif, bssid, reason_code); 469e1b43407SAhmad Masri } 470e1b43407SAhmad Masri 471e00243faSLior David void wil_disconnect_worker(struct work_struct *work) 4722be7d22fSVladimir Kondratiev { 473e00243faSLior David struct wil6210_vif *vif = container_of(work, 474e00243faSLior David struct wil6210_vif, disconnect_worker); 475e00243faSLior David struct wil6210_priv *wil = vif_to_wil(vif); 476e00243faSLior David struct net_device *ndev = vif_to_ndev(vif); 477628639b1SDedy Lansky int rc; 478628639b1SDedy Lansky struct { 479628639b1SDedy Lansky struct wmi_cmd_hdr wmi; 480628639b1SDedy Lansky struct wmi_disconnect_event evt; 481628639b1SDedy Lansky } __packed reply; 4822be7d22fSVladimir Kondratiev 4835bd60982SLior David if (test_bit(wil_vif_fwconnected, vif->status)) 484628639b1SDedy Lansky /* connect succeeded after all */ 485628639b1SDedy Lansky return; 486628639b1SDedy Lansky 4875bd60982SLior David if (!test_bit(wil_vif_fwconnecting, vif->status)) 488628639b1SDedy Lansky /* already disconnected */ 489628639b1SDedy Lansky return; 490628639b1SDedy Lansky 491807b0860SAlexei Avshalom Lazar memset(&reply, 0, sizeof(reply)); 492807b0860SAlexei Avshalom Lazar 493e00243faSLior David rc = wmi_call(wil, WMI_DISCONNECT_CMDID, vif->mid, NULL, 0, 494628639b1SDedy Lansky WMI_DISCONNECT_EVENTID, &reply, sizeof(reply), 495628639b1SDedy Lansky WIL6210_DISCONNECT_TO_MS); 496628639b1SDedy Lansky if (rc) { 497628639b1SDedy Lansky wil_err(wil, "disconnect error %d\n", rc); 498628639b1SDedy Lansky return; 499628639b1SDedy Lansky } 500628639b1SDedy Lansky 5015bd60982SLior David wil_update_net_queues_bh(wil, vif, NULL, true); 502628639b1SDedy Lansky netif_carrier_off(ndev); 503628639b1SDedy Lansky cfg80211_connect_result(ndev, NULL, NULL, 0, NULL, 0, 504628639b1SDedy Lansky WLAN_STATUS_UNSPECIFIED_FAILURE, GFP_KERNEL); 5055bd60982SLior David clear_bit(wil_vif_fwconnecting, vif->status); 5062be7d22fSVladimir Kondratiev } 5072be7d22fSVladimir Kondratiev 508c33407a8SVladimir Kondratiev static int wil_wait_for_recovery(struct wil6210_priv *wil) 509c33407a8SVladimir Kondratiev { 510c33407a8SVladimir Kondratiev if (wait_event_interruptible(wil->wq, wil->recovery_state != 511c33407a8SVladimir Kondratiev fw_recovery_pending)) { 512c33407a8SVladimir Kondratiev wil_err(wil, "Interrupt, canceling recovery\n"); 513c33407a8SVladimir Kondratiev return -ERESTARTSYS; 514c33407a8SVladimir Kondratiev } 515c33407a8SVladimir Kondratiev if (wil->recovery_state != fw_recovery_running) { 516c33407a8SVladimir Kondratiev wil_info(wil, "Recovery cancelled\n"); 517c33407a8SVladimir Kondratiev return -EINTR; 518c33407a8SVladimir Kondratiev } 519c33407a8SVladimir Kondratiev wil_info(wil, "Proceed with recovery\n"); 520c33407a8SVladimir Kondratiev return 0; 521c33407a8SVladimir Kondratiev } 522c33407a8SVladimir Kondratiev 523c33407a8SVladimir Kondratiev void wil_set_recovery_state(struct wil6210_priv *wil, int state) 524c33407a8SVladimir Kondratiev { 525af3db60aSLazar Alexei wil_dbg_misc(wil, "set_recovery_state: %d -> %d\n", 526c33407a8SVladimir Kondratiev wil->recovery_state, state); 527c33407a8SVladimir Kondratiev 528c33407a8SVladimir Kondratiev wil->recovery_state = state; 529c33407a8SVladimir Kondratiev wake_up_interruptible(&wil->wq); 530c33407a8SVladimir Kondratiev } 531c33407a8SVladimir Kondratiev 532375a173fSLior David bool wil_is_recovery_blocked(struct wil6210_priv *wil) 533375a173fSLior David { 534375a173fSLior David return no_fw_recovery && (wil->recovery_state == fw_recovery_pending); 535375a173fSLior David } 536375a173fSLior David 537ed6f9dc6SVladimir Kondratiev static void wil_fw_error_worker(struct work_struct *work) 538ed6f9dc6SVladimir Kondratiev { 539c33407a8SVladimir Kondratiev struct wil6210_priv *wil = container_of(work, struct wil6210_priv, 540c33407a8SVladimir Kondratiev fw_error_worker); 541e00243faSLior David struct net_device *ndev = wil->main_ndev; 542db5a4d5eSColin Ian King struct wireless_dev *wdev; 543ed6f9dc6SVladimir Kondratiev 544ed6f9dc6SVladimir Kondratiev wil_dbg_misc(wil, "fw error worker\n"); 545ed6f9dc6SVladimir Kondratiev 546e00243faSLior David if (!ndev || !(ndev->flags & IFF_UP)) { 547cded9369SVladimir Kondratiev wil_info(wil, "No recovery - interface is down\n"); 548cded9369SVladimir Kondratiev return; 549cded9369SVladimir Kondratiev } 550db5a4d5eSColin Ian King wdev = ndev->ieee80211_ptr; 551cded9369SVladimir Kondratiev 552fc219eedSVladimir Kondratiev /* increment @recovery_count if less then WIL6210_FW_RECOVERY_TO 553fc219eedSVladimir Kondratiev * passed since last recovery attempt 554fc219eedSVladimir Kondratiev */ 555fc219eedSVladimir Kondratiev if (time_is_after_jiffies(wil->last_fw_recovery + 556fc219eedSVladimir Kondratiev WIL6210_FW_RECOVERY_TO)) 557fc219eedSVladimir Kondratiev wil->recovery_count++; 558fc219eedSVladimir Kondratiev else 559fc219eedSVladimir Kondratiev wil->recovery_count = 1; /* fw was alive for a long time */ 560fc219eedSVladimir Kondratiev 561fc219eedSVladimir Kondratiev if (wil->recovery_count > WIL6210_FW_RECOVERY_RETRIES) { 562fc219eedSVladimir Kondratiev wil_err(wil, "too many recovery attempts (%d), giving up\n", 563fc219eedSVladimir Kondratiev wil->recovery_count); 564fc219eedSVladimir Kondratiev return; 565fc219eedSVladimir Kondratiev } 566fc219eedSVladimir Kondratiev 567fc219eedSVladimir Kondratiev wil->last_fw_recovery = jiffies; 568fc219eedSVladimir Kondratiev 569dfb5b098SLior David wil_info(wil, "fw error recovery requested (try %d)...\n", 570dfb5b098SLior David wil->recovery_count); 571dfb5b098SLior David if (!no_fw_recovery) 572dfb5b098SLior David wil->recovery_state = fw_recovery_running; 573dfb5b098SLior David if (wil_wait_for_recovery(wil) != 0) 574dfb5b098SLior David return; 575dfb5b098SLior David 576e41ab937SDedy Lansky rtnl_lock(); 5779c3bde56SVladimir Kondratiev mutex_lock(&wil->mutex); 578e00243faSLior David /* Needs adaptation for multiple VIFs 579e00243faSLior David * need to go over all VIFs and consider the appropriate 580e41ab937SDedy Lansky * recovery because each one can have different iftype. 581e00243faSLior David */ 582ed6f9dc6SVladimir Kondratiev switch (wdev->iftype) { 583ed6f9dc6SVladimir Kondratiev case NL80211_IFTYPE_STATION: 584ed6f9dc6SVladimir Kondratiev case NL80211_IFTYPE_P2P_CLIENT: 585ed6f9dc6SVladimir Kondratiev case NL80211_IFTYPE_MONITOR: 586dfb5b098SLior David /* silent recovery, upper layers will see disconnect */ 58773d839aeSVladimir Kondratiev __wil_down(wil); 58873d839aeSVladimir Kondratiev __wil_up(wil); 589ed6f9dc6SVladimir Kondratiev break; 590ed6f9dc6SVladimir Kondratiev case NL80211_IFTYPE_AP: 591ed6f9dc6SVladimir Kondratiev case NL80211_IFTYPE_P2P_GO: 592e41ab937SDedy Lansky if (no_fw_recovery) /* upper layers do recovery */ 593e41ab937SDedy Lansky break; 594e41ab937SDedy Lansky /* silent recovery, upper layers will see disconnect */ 595e41ab937SDedy Lansky __wil_down(wil); 596e41ab937SDedy Lansky __wil_up(wil); 597e41ab937SDedy Lansky mutex_unlock(&wil->mutex); 598e41ab937SDedy Lansky wil_cfg80211_ap_recovery(wil); 599e41ab937SDedy Lansky mutex_lock(&wil->mutex); 600e41ab937SDedy Lansky wil_info(wil, "... completed\n"); 601ed6f9dc6SVladimir Kondratiev break; 602ed6f9dc6SVladimir Kondratiev default: 603e240537bSVladimir Kondratiev wil_err(wil, "No recovery - unknown interface type %d\n", 604e240537bSVladimir Kondratiev wdev->iftype); 605ed6f9dc6SVladimir Kondratiev break; 606ed6f9dc6SVladimir Kondratiev } 607e41ab937SDedy Lansky 6089c3bde56SVladimir Kondratiev mutex_unlock(&wil->mutex); 609e41ab937SDedy Lansky rtnl_unlock(); 610ed6f9dc6SVladimir Kondratiev } 611ed6f9dc6SVladimir Kondratiev 61210590c6aSGidon Studinski static int wil_find_free_ring(struct wil6210_priv *wil) 6139a177384SVladimir Kondratiev { 6149a177384SVladimir Kondratiev int i; 61596c93589SGidon Studinski int min_ring_id = wil_get_min_tx_ring_id(wil); 6168fe59627SVladimir Kondratiev 61796c93589SGidon Studinski for (i = min_ring_id; i < WIL6210_MAX_TX_RINGS; i++) { 61810590c6aSGidon Studinski if (!wil->ring_tx[i].va) 6199a177384SVladimir Kondratiev return i; 6209a177384SVladimir Kondratiev } 6219a177384SVladimir Kondratiev return -EINVAL; 6229a177384SVladimir Kondratiev } 6239a177384SVladimir Kondratiev 62496c93589SGidon Studinski int wil_ring_init_tx(struct wil6210_vif *vif, int cid) 6250916d9f2SMaya Erez { 626e00243faSLior David struct wil6210_priv *wil = vif_to_wil(vif); 6270916d9f2SMaya Erez int rc = -EINVAL, ringid; 6280916d9f2SMaya Erez 6290916d9f2SMaya Erez if (cid < 0) { 6300916d9f2SMaya Erez wil_err(wil, "No connection pending\n"); 6310916d9f2SMaya Erez goto out; 6320916d9f2SMaya Erez } 63310590c6aSGidon Studinski ringid = wil_find_free_ring(wil); 6340916d9f2SMaya Erez if (ringid < 0) { 6350916d9f2SMaya Erez wil_err(wil, "No free vring found\n"); 6360916d9f2SMaya Erez goto out; 6370916d9f2SMaya Erez } 6380916d9f2SMaya Erez 63910590c6aSGidon Studinski wil_dbg_wmi(wil, "Configure for connection CID %d MID %d ring %d\n", 640e00243faSLior David cid, vif->mid, ringid); 6410916d9f2SMaya Erez 64296c93589SGidon Studinski rc = wil->txrx_ops.ring_init_tx(vif, ringid, 1 << tx_ring_order, 64396c93589SGidon Studinski cid, 0); 6440916d9f2SMaya Erez if (rc) 645e00243faSLior David wil_err(wil, "init TX for CID %d MID %d vring %d failed\n", 646e00243faSLior David cid, vif->mid, ringid); 6470916d9f2SMaya Erez 6480916d9f2SMaya Erez out: 6490916d9f2SMaya Erez return rc; 6500916d9f2SMaya Erez } 6510916d9f2SMaya Erez 652e00243faSLior David int wil_bcast_init(struct wil6210_vif *vif) 65341d6b093SVladimir Kondratiev { 654e00243faSLior David struct wil6210_priv *wil = vif_to_wil(vif); 65510590c6aSGidon Studinski int ri = vif->bcast_ring, rc; 65641d6b093SVladimir Kondratiev 65710590c6aSGidon Studinski if (ri >= 0 && wil->ring_tx[ri].va) 65841d6b093SVladimir Kondratiev return 0; 65941d6b093SVladimir Kondratiev 66010590c6aSGidon Studinski ri = wil_find_free_ring(wil); 66141d6b093SVladimir Kondratiev if (ri < 0) 66241d6b093SVladimir Kondratiev return ri; 66341d6b093SVladimir Kondratiev 66410590c6aSGidon Studinski vif->bcast_ring = ri; 66596c93589SGidon Studinski rc = wil->txrx_ops.ring_init_bcast(vif, ri, 1 << bcast_ring_order); 666230d8442SVladimir Kondratiev if (rc) 66710590c6aSGidon Studinski vif->bcast_ring = -1; 66841d6b093SVladimir Kondratiev 66941d6b093SVladimir Kondratiev return rc; 67041d6b093SVladimir Kondratiev } 67141d6b093SVladimir Kondratiev 672e00243faSLior David void wil_bcast_fini(struct wil6210_vif *vif) 67341d6b093SVladimir Kondratiev { 674e00243faSLior David struct wil6210_priv *wil = vif_to_wil(vif); 67510590c6aSGidon Studinski int ri = vif->bcast_ring; 67641d6b093SVladimir Kondratiev 67741d6b093SVladimir Kondratiev if (ri < 0) 67841d6b093SVladimir Kondratiev return; 67941d6b093SVladimir Kondratiev 68010590c6aSGidon Studinski vif->bcast_ring = -1; 68110590c6aSGidon Studinski wil_ring_fini_tx(wil, ri); 68241d6b093SVladimir Kondratiev } 68341d6b093SVladimir Kondratiev 6843ada9314SLior David void wil_bcast_fini_all(struct wil6210_priv *wil) 6853ada9314SLior David { 6863ada9314SLior David int i; 6873ada9314SLior David struct wil6210_vif *vif; 6883ada9314SLior David 689e4a29bddSAhmad Masri for (i = 0; i < GET_MAX_VIFS(wil); i++) { 6903ada9314SLior David vif = wil->vifs[i]; 6913ada9314SLior David if (vif) 6923ada9314SLior David wil_bcast_fini(vif); 6933ada9314SLior David } 6943ada9314SLior David } 6953ada9314SLior David 6962be7d22fSVladimir Kondratiev int wil_priv_init(struct wil6210_priv *wil) 6972be7d22fSVladimir Kondratiev { 698ec81b5adSDedy Lansky uint i; 699ec81b5adSDedy Lansky 700af3db60aSLazar Alexei wil_dbg_misc(wil, "priv_init\n"); 7012be7d22fSVladimir Kondratiev 7023df2cd36SVladimir Kondratiev memset(wil->sta, 0, sizeof(wil->sta)); 703e00243faSLior David for (i = 0; i < WIL6210_MAX_CID; i++) { 704ec81b5adSDedy Lansky spin_lock_init(&wil->sta[i].tid_rx_lock); 705e00243faSLior David wil->sta[i].mid = U8_MAX; 706e00243faSLior David } 7073df2cd36SVladimir Kondratiev 708df2b5388SMaya Erez for (i = 0; i < WIL6210_MAX_TX_RINGS; i++) { 70910590c6aSGidon Studinski spin_lock_init(&wil->ring_tx_data[i].lock); 710df2b5388SMaya Erez wil->ring2cid_tid[i][0] = WIL6210_MAX_CID; 711df2b5388SMaya Erez } 712875e9439SMaya Erez 7132be7d22fSVladimir Kondratiev mutex_init(&wil->mutex); 714404bbb3cSLior David mutex_init(&wil->vif_mutex); 7152be7d22fSVladimir Kondratiev mutex_init(&wil->wmi_mutex); 716349214c1SMaya Erez mutex_init(&wil->halp.lock); 7172be7d22fSVladimir Kondratiev 7182be7d22fSVladimir Kondratiev init_completion(&wil->wmi_ready); 71959502647SDedy Lansky init_completion(&wil->wmi_call); 720349214c1SMaya Erez init_completion(&wil->halp.comp); 7212be7d22fSVladimir Kondratiev 7222be7d22fSVladimir Kondratiev INIT_WORK(&wil->wmi_event_worker, wmi_event_worker); 723ed6f9dc6SVladimir Kondratiev INIT_WORK(&wil->fw_error_worker, wil_fw_error_worker); 7242be7d22fSVladimir Kondratiev 7252be7d22fSVladimir Kondratiev INIT_LIST_HEAD(&wil->pending_wmi_ev); 7262be7d22fSVladimir Kondratiev spin_lock_init(&wil->wmi_ev_lock); 727f9e3033fSDedy Lansky spin_lock_init(&wil->net_queue_lock); 72842fe1e51SAhmad Masri spin_lock_init(&wil->eap_lock); 72942fe1e51SAhmad Masri 730c33407a8SVladimir Kondratiev init_waitqueue_head(&wil->wq); 731a0618945SAhmad Masri init_rwsem(&wil->mem_lock); 7322be7d22fSVladimir Kondratiev 7332be7d22fSVladimir Kondratiev wil->wmi_wq = create_singlethread_workqueue(WIL_NAME "_wmi"); 7342be7d22fSVladimir Kondratiev if (!wil->wmi_wq) 7352be7d22fSVladimir Kondratiev return -EAGAIN; 7362be7d22fSVladimir Kondratiev 7373277213fSVladimir Kondratiev wil->wq_service = create_singlethread_workqueue(WIL_NAME "_service"); 7383277213fSVladimir Kondratiev if (!wil->wq_service) 7393277213fSVladimir Kondratiev goto out_wmi_wq; 7402be7d22fSVladimir Kondratiev 741fc219eedSVladimir Kondratiev wil->last_fw_recovery = jiffies; 7421f80af2eSVladimir Shulman wil->tx_interframe_timeout = WIL6210_ITR_TX_INTERFRAME_TIMEOUT_DEFAULT; 7431f80af2eSVladimir Shulman wil->rx_interframe_timeout = WIL6210_ITR_RX_INTERFRAME_TIMEOUT_DEFAULT; 7441f80af2eSVladimir Shulman wil->tx_max_burst_duration = WIL6210_ITR_TX_MAX_BURST_DURATION_DEFAULT; 7451f80af2eSVladimir Shulman wil->rx_max_burst_duration = WIL6210_ITR_RX_MAX_BURST_DURATION_DEFAULT; 746fc219eedSVladimir Kondratiev 747ab954628SVladimir Kondratiev if (rx_ring_overflow_thrsh == WIL6210_RX_HIGH_TRSH_INIT) 748ab954628SVladimir Kondratiev rx_ring_overflow_thrsh = WIL6210_RX_HIGH_TRSH_DEFAULT; 7498b068c03SLazar Alexei 7508b068c03SLazar Alexei wil->ps_profile = WMI_PS_PROFILE_TYPE_DEFAULT; 7518b068c03SLazar Alexei 752fe9ee51eSMaya Erez wil->wakeup_trigger = WMI_WAKEUP_TRIGGER_UCAST | 753fe9ee51eSMaya Erez WMI_WAKEUP_TRIGGER_BCAST; 75426234526SMaya Erez memset(&wil->suspend_stats, 0, sizeof(wil->suspend_stats)); 75510590c6aSGidon Studinski wil->ring_idle_trsh = 16; 756fe9ee51eSMaya Erez 757e00243faSLior David wil->reply_mid = U8_MAX; 7584aebd3bdSLior David wil->max_vifs = 1; 759ddf7afddSAhmad Masri wil->max_assoc_sta = max_assoc_sta; 760e00243faSLior David 76196c93589SGidon Studinski /* edma configuration can be updated via debugfs before allocation */ 76296c93589SGidon Studinski wil->num_rx_status_rings = WIL_DEFAULT_NUM_RX_STATUS_RINGS; 76396c93589SGidon Studinski wil->tx_status_ring_order = WIL_TX_SRING_SIZE_ORDER_DEFAULT; 76496c93589SGidon Studinski 76596c93589SGidon Studinski /* Rx status ring size should be bigger than the number of RX buffers 76696c93589SGidon Studinski * in order to prevent backpressure on the status ring, which may 76796c93589SGidon Studinski * cause HW freeze. 76896c93589SGidon Studinski */ 76996c93589SGidon Studinski wil->rx_status_ring_order = WIL_RX_SRING_SIZE_ORDER_DEFAULT; 77096c93589SGidon Studinski /* Number of RX buffer IDs should be bigger than the RX descriptor 77196c93589SGidon Studinski * ring size as in HW reorder flow, the HW can consume additional 77296c93589SGidon Studinski * buffers before releasing the previous ones. 77396c93589SGidon Studinski */ 77496c93589SGidon Studinski wil->rx_buff_id_count = WIL_RX_BUFF_ARR_SIZE_DEFAULT; 77596c93589SGidon Studinski 7767be13fc3SGidon Studinski wil->amsdu_en = 1; 7777be13fc3SGidon Studinski 7782be7d22fSVladimir Kondratiev return 0; 7793277213fSVladimir Kondratiev 7803277213fSVladimir Kondratiev out_wmi_wq: 7813277213fSVladimir Kondratiev destroy_workqueue(wil->wmi_wq); 7823277213fSVladimir Kondratiev 7833277213fSVladimir Kondratiev return -EAGAIN; 7842be7d22fSVladimir Kondratiev } 7852be7d22fSVladimir Kondratiev 7869953a782SLior David void wil6210_bus_request(struct wil6210_priv *wil, u32 kbps) 7879953a782SLior David { 788fe9ee51eSMaya Erez if (wil->platform_ops.bus_request) { 789fe9ee51eSMaya Erez wil->bus_request_kbps = kbps; 7909953a782SLior David wil->platform_ops.bus_request(wil->platform_handle, kbps); 7919953a782SLior David } 792fe9ee51eSMaya Erez } 7939953a782SLior David 794b516fcc5SVladimir Kondratiev /** 795b516fcc5SVladimir Kondratiev * wil6210_disconnect - disconnect one connection 796e00243faSLior David * @vif: virtual interface context 797b516fcc5SVladimir Kondratiev * @bssid: peer to disconnect, NULL to disconnect all 7984821e6d8SVladimir Kondratiev * @reason_code: Reason code for the Disassociation frame 799b516fcc5SVladimir Kondratiev * 800e1b43407SAhmad Masri * Disconnect and release associated resources. Issue WMI 801e1b43407SAhmad Masri * command(s) to trigger MAC disconnect. When command was issued 802e1b43407SAhmad Masri * successfully, call the wil6210_disconnect_complete function 803e1b43407SAhmad Masri * to handle the event synchronously 804b516fcc5SVladimir Kondratiev */ 805e00243faSLior David void wil6210_disconnect(struct wil6210_vif *vif, const u8 *bssid, 806e1b43407SAhmad Masri u16 reason_code) 8072be7d22fSVladimir Kondratiev { 808e00243faSLior David struct wil6210_priv *wil = vif_to_wil(vif); 809e00243faSLior David 810e1b43407SAhmad Masri wil_dbg_misc(wil, "disconnecting\n"); 8119cf10d62SVladimir Kondratiev 812e00243faSLior David del_timer_sync(&vif->connect_timer); 813e1b43407SAhmad Masri _wil6210_disconnect(vif, bssid, reason_code); 814e1b43407SAhmad Masri } 815e1b43407SAhmad Masri 816e1b43407SAhmad Masri /** 817e1b43407SAhmad Masri * wil6210_disconnect_complete - handle disconnect event 818e1b43407SAhmad Masri * @vif: virtual interface context 819e1b43407SAhmad Masri * @bssid: peer to disconnect, NULL to disconnect all 820e1b43407SAhmad Masri * @reason_code: Reason code for the Disassociation frame 821e1b43407SAhmad Masri * 822e1b43407SAhmad Masri * Release associated resources and indicate upper layers the 823e1b43407SAhmad Masri * connection is terminated. 824e1b43407SAhmad Masri */ 825e1b43407SAhmad Masri void wil6210_disconnect_complete(struct wil6210_vif *vif, const u8 *bssid, 826e1b43407SAhmad Masri u16 reason_code) 827e1b43407SAhmad Masri { 828e1b43407SAhmad Masri struct wil6210_priv *wil = vif_to_wil(vif); 829e1b43407SAhmad Masri 830e1b43407SAhmad Masri wil_dbg_misc(wil, "got disconnect\n"); 831e1b43407SAhmad Masri 832e1b43407SAhmad Masri del_timer_sync(&vif->connect_timer); 833e1b43407SAhmad Masri _wil6210_disconnect_complete(vif, bssid, reason_code); 8342be7d22fSVladimir Kondratiev } 8352be7d22fSVladimir Kondratiev 8362be7d22fSVladimir Kondratiev void wil_priv_deinit(struct wil6210_priv *wil) 8372be7d22fSVladimir Kondratiev { 838af3db60aSLazar Alexei wil_dbg_misc(wil, "priv_deinit\n"); 8399cf10d62SVladimir Kondratiev 840c33407a8SVladimir Kondratiev wil_set_recovery_state(wil, fw_recovery_idle); 841ed6f9dc6SVladimir Kondratiev cancel_work_sync(&wil->fw_error_worker); 8422be7d22fSVladimir Kondratiev wmi_event_flush(wil); 8433277213fSVladimir Kondratiev destroy_workqueue(wil->wq_service); 8442be7d22fSVladimir Kondratiev destroy_workqueue(wil->wmi_wq); 845a7feb56fSMaya Erez kfree(wil->brd_info); 8462be7d22fSVladimir Kondratiev } 8472be7d22fSVladimir Kondratiev 84870bcc658SLior David static void wil_shutdown_bl(struct wil6210_priv *wil) 84970bcc658SLior David { 85070bcc658SLior David u32 val; 85170bcc658SLior David 85270bcc658SLior David wil_s(wil, RGF_USER_BL + 85370bcc658SLior David offsetof(struct bl_dedicated_registers_v1, 85470bcc658SLior David bl_shutdown_handshake), BL_SHUTDOWN_HS_GRTD); 85570bcc658SLior David 85670bcc658SLior David usleep_range(100, 150); 85770bcc658SLior David 85870bcc658SLior David val = wil_r(wil, RGF_USER_BL + 85970bcc658SLior David offsetof(struct bl_dedicated_registers_v1, 86070bcc658SLior David bl_shutdown_handshake)); 86170bcc658SLior David if (val & BL_SHUTDOWN_HS_RTD) { 86270bcc658SLior David wil_dbg_misc(wil, "BL is ready for halt\n"); 86370bcc658SLior David return; 86470bcc658SLior David } 86570bcc658SLior David 86670bcc658SLior David wil_err(wil, "BL did not report ready for halt\n"); 86770bcc658SLior David } 86870bcc658SLior David 86970bcc658SLior David /* this format is used by ARC embedded CPU for instruction memory */ 87070bcc658SLior David static inline u32 ARC_me_imm32(u32 d) 87170bcc658SLior David { 87270bcc658SLior David return ((d & 0xffff0000) >> 16) | ((d & 0x0000ffff) << 16); 87370bcc658SLior David } 87470bcc658SLior David 87570bcc658SLior David /* defines access to interrupt vectors for wil_freeze_bl */ 87670bcc658SLior David #define ARC_IRQ_VECTOR_OFFSET(N) ((N) * 8) 87770bcc658SLior David /* ARC long jump instruction */ 87870bcc658SLior David #define ARC_JAL_INST (0x20200f80) 87970bcc658SLior David 88070bcc658SLior David static void wil_freeze_bl(struct wil6210_priv *wil) 88170bcc658SLior David { 88270bcc658SLior David u32 jal, upc, saved; 88370bcc658SLior David u32 ivt3 = ARC_IRQ_VECTOR_OFFSET(3); 88470bcc658SLior David 88570bcc658SLior David jal = wil_r(wil, wil->iccm_base + ivt3); 88670bcc658SLior David if (jal != ARC_me_imm32(ARC_JAL_INST)) { 88770bcc658SLior David wil_dbg_misc(wil, "invalid IVT entry found, skipping\n"); 88870bcc658SLior David return; 88970bcc658SLior David } 89070bcc658SLior David 89170bcc658SLior David /* prevent the target from entering deep sleep 89270bcc658SLior David * and disabling memory access 89370bcc658SLior David */ 89470bcc658SLior David saved = wil_r(wil, RGF_USER_USAGE_8); 89570bcc658SLior David wil_w(wil, RGF_USER_USAGE_8, saved | BIT_USER_PREVENT_DEEP_SLEEP); 89670bcc658SLior David usleep_range(20, 25); /* let the BL process the bit */ 89770bcc658SLior David 89870bcc658SLior David /* redirect to endless loop in the INT_L1 context and let it trap */ 89970bcc658SLior David wil_w(wil, wil->iccm_base + ivt3 + 4, ARC_me_imm32(ivt3)); 90070bcc658SLior David usleep_range(20, 25); /* let the BL get into the trap */ 90170bcc658SLior David 90270bcc658SLior David /* verify the BL is frozen */ 90370bcc658SLior David upc = wil_r(wil, RGF_USER_CPU_PC); 90470bcc658SLior David if (upc < ivt3 || (upc > (ivt3 + 8))) 90570bcc658SLior David wil_dbg_misc(wil, "BL freeze failed, PC=0x%08X\n", upc); 90670bcc658SLior David 90770bcc658SLior David wil_w(wil, RGF_USER_USAGE_8, saved); 90870bcc658SLior David } 90970bcc658SLior David 91070bcc658SLior David static void wil_bl_prepare_halt(struct wil6210_priv *wil) 91170bcc658SLior David { 91270bcc658SLior David u32 tmp, ver; 91370bcc658SLior David 91470bcc658SLior David /* before halting device CPU driver must make sure BL is not accessing 91570bcc658SLior David * host memory. This is done differently depending on BL version: 91670bcc658SLior David * 1. For very old BL versions the procedure is skipped 91770bcc658SLior David * (not supported). 91870bcc658SLior David * 2. For old BL version we use a special trick to freeze the BL 91970bcc658SLior David * 3. For new BL versions we shutdown the BL using handshake procedure. 92070bcc658SLior David */ 92170bcc658SLior David tmp = wil_r(wil, RGF_USER_BL + 92270bcc658SLior David offsetof(struct bl_dedicated_registers_v0, 92370bcc658SLior David boot_loader_struct_version)); 92470bcc658SLior David if (!tmp) { 92577b83829SColin Ian King wil_dbg_misc(wil, "old BL, skipping halt preparation\n"); 92670bcc658SLior David return; 92770bcc658SLior David } 92870bcc658SLior David 92970bcc658SLior David tmp = wil_r(wil, RGF_USER_BL + 93070bcc658SLior David offsetof(struct bl_dedicated_registers_v1, 93170bcc658SLior David bl_shutdown_handshake)); 93270bcc658SLior David ver = BL_SHUTDOWN_HS_PROT_VER(tmp); 93370bcc658SLior David 93470bcc658SLior David if (ver > 0) 93570bcc658SLior David wil_shutdown_bl(wil); 93670bcc658SLior David else 93770bcc658SLior David wil_freeze_bl(wil); 93870bcc658SLior David } 93970bcc658SLior David 940151a9706SVladimir Kondratiev static inline void wil_halt_cpu(struct wil6210_priv *wil) 941151a9706SVladimir Kondratiev { 942485790d0SMaya Erez if (wil->hw_version >= HW_VER_TALYN_MB) { 943485790d0SMaya Erez wil_w(wil, RGF_USER_USER_CPU_0_TALYN_MB, 944485790d0SMaya Erez BIT_USER_USER_CPU_MAN_RST); 945485790d0SMaya Erez wil_w(wil, RGF_USER_MAC_CPU_0_TALYN_MB, 946485790d0SMaya Erez BIT_USER_MAC_CPU_MAN_RST); 947485790d0SMaya Erez } else { 948b9eeb512SVladimir Kondratiev wil_w(wil, RGF_USER_USER_CPU_0, BIT_USER_USER_CPU_MAN_RST); 949b9eeb512SVladimir Kondratiev wil_w(wil, RGF_USER_MAC_CPU_0, BIT_USER_MAC_CPU_MAN_RST); 950151a9706SVladimir Kondratiev } 951485790d0SMaya Erez } 952151a9706SVladimir Kondratiev 953151a9706SVladimir Kondratiev static inline void wil_release_cpu(struct wil6210_priv *wil) 954151a9706SVladimir Kondratiev { 955151a9706SVladimir Kondratiev /* Start CPU */ 956485790d0SMaya Erez if (wil->hw_version >= HW_VER_TALYN_MB) 957485790d0SMaya Erez wil_w(wil, RGF_USER_USER_CPU_0_TALYN_MB, 1); 958485790d0SMaya Erez else 959b9eeb512SVladimir Kondratiev wil_w(wil, RGF_USER_USER_CPU_0, 1); 960151a9706SVladimir Kondratiev } 961151a9706SVladimir Kondratiev 962b8c31b5dSLior David static void wil_set_oob_mode(struct wil6210_priv *wil, u8 mode) 9631f1a361aSLior David { 964b8c31b5dSLior David wil_info(wil, "oob_mode to %d\n", mode); 965b8c31b5dSLior David switch (mode) { 966b8c31b5dSLior David case 0: 967b8c31b5dSLior David wil_c(wil, RGF_USER_USAGE_6, BIT_USER_OOB_MODE | 968b8c31b5dSLior David BIT_USER_OOB_R2_MODE); 969b8c31b5dSLior David break; 970b8c31b5dSLior David case 1: 971b8c31b5dSLior David wil_c(wil, RGF_USER_USAGE_6, BIT_USER_OOB_R2_MODE); 9721f1a361aSLior David wil_s(wil, RGF_USER_USAGE_6, BIT_USER_OOB_MODE); 973b8c31b5dSLior David break; 974b8c31b5dSLior David case 2: 9751f1a361aSLior David wil_c(wil, RGF_USER_USAGE_6, BIT_USER_OOB_MODE); 976b8c31b5dSLior David wil_s(wil, RGF_USER_USAGE_6, BIT_USER_OOB_R2_MODE); 977b8c31b5dSLior David break; 978b8c31b5dSLior David default: 979b8c31b5dSLior David wil_err(wil, "invalid oob_mode: %d\n", mode); 980b8c31b5dSLior David } 9811f1a361aSLior David } 9821f1a361aSLior David 983f1dbb6c1SMaya Erez static int wil_wait_device_ready(struct wil6210_priv *wil, int no_flash) 9842be7d22fSVladimir Kondratiev { 98598a65b59SVladimir Kondratiev int delay = 0; 986bb6c8dccSVladimir Kondratiev u32 x, x1 = 0; 98736b10a72SVladimir Kondratiev 988f1dbb6c1SMaya Erez /* wait until device ready. */ 989f1dbb6c1SMaya Erez if (no_flash) { 990f1dbb6c1SMaya Erez msleep(PMU_READY_DELAY_MS); 991f1dbb6c1SMaya Erez 992f1dbb6c1SMaya Erez wil_dbg_misc(wil, "Reset completed\n"); 993f1dbb6c1SMaya Erez } else { 994f1dbb6c1SMaya Erez do { 995f1dbb6c1SMaya Erez msleep(RST_DELAY); 996f1dbb6c1SMaya Erez x = wil_r(wil, RGF_USER_BL + 997f1dbb6c1SMaya Erez offsetof(struct bl_dedicated_registers_v0, 998f1dbb6c1SMaya Erez boot_loader_ready)); 999f1dbb6c1SMaya Erez if (x1 != x) { 1000f1dbb6c1SMaya Erez wil_dbg_misc(wil, "BL.ready 0x%08x => 0x%08x\n", 1001f1dbb6c1SMaya Erez x1, x); 1002f1dbb6c1SMaya Erez x1 = x; 1003f1dbb6c1SMaya Erez } 1004f1dbb6c1SMaya Erez if (delay++ > RST_COUNT) { 1005f1dbb6c1SMaya Erez wil_err(wil, "Reset not completed, bl.ready 0x%08x\n", 1006f1dbb6c1SMaya Erez x); 1007f1dbb6c1SMaya Erez return -ETIME; 1008f1dbb6c1SMaya Erez } 1009f1dbb6c1SMaya Erez } while (x != BL_READY); 1010f1dbb6c1SMaya Erez 1011f1dbb6c1SMaya Erez wil_dbg_misc(wil, "Reset completed in %d ms\n", 1012f1dbb6c1SMaya Erez delay * RST_DELAY); 1013f1dbb6c1SMaya Erez } 1014f1dbb6c1SMaya Erez 1015f1dbb6c1SMaya Erez return 0; 1016f1dbb6c1SMaya Erez } 1017f1dbb6c1SMaya Erez 1018f1dbb6c1SMaya Erez static int wil_wait_device_ready_talyn_mb(struct wil6210_priv *wil) 1019f1dbb6c1SMaya Erez { 1020f1dbb6c1SMaya Erez u32 otp_hw; 1021f1dbb6c1SMaya Erez u8 signature_status; 1022f1dbb6c1SMaya Erez bool otp_signature_err; 1023f1dbb6c1SMaya Erez bool hw_section_done; 1024f1dbb6c1SMaya Erez u32 otp_qc_secured; 1025f1dbb6c1SMaya Erez int delay = 0; 1026f1dbb6c1SMaya Erez 1027f1dbb6c1SMaya Erez /* Wait for OTP signature test to complete */ 1028f1dbb6c1SMaya Erez usleep_range(2000, 2200); 1029f1dbb6c1SMaya Erez 1030f1dbb6c1SMaya Erez wil->boot_config = WIL_BOOT_ERR; 1031f1dbb6c1SMaya Erez 1032f1dbb6c1SMaya Erez /* Poll until OTP signature status is valid. 1033f1dbb6c1SMaya Erez * In vanilla and development modes, when signature test is complete 1034f1dbb6c1SMaya Erez * HW sets BIT_OTP_SIGNATURE_ERR_TALYN_MB. 1035f1dbb6c1SMaya Erez * In production mode BIT_OTP_SIGNATURE_ERR_TALYN_MB remains 0, poll 1036f1dbb6c1SMaya Erez * for signature status change to 2 or 3. 1037f1dbb6c1SMaya Erez */ 1038f1dbb6c1SMaya Erez do { 1039f1dbb6c1SMaya Erez otp_hw = wil_r(wil, RGF_USER_OTP_HW_RD_MACHINE_1); 1040f1dbb6c1SMaya Erez signature_status = WIL_GET_BITS(otp_hw, 8, 9); 1041f1dbb6c1SMaya Erez otp_signature_err = otp_hw & BIT_OTP_SIGNATURE_ERR_TALYN_MB; 1042f1dbb6c1SMaya Erez 1043f1dbb6c1SMaya Erez if (otp_signature_err && 1044f1dbb6c1SMaya Erez signature_status == WIL_SIG_STATUS_VANILLA) { 1045f1dbb6c1SMaya Erez wil->boot_config = WIL_BOOT_VANILLA; 1046f1dbb6c1SMaya Erez break; 1047f1dbb6c1SMaya Erez } 1048f1dbb6c1SMaya Erez if (otp_signature_err && 1049f1dbb6c1SMaya Erez signature_status == WIL_SIG_STATUS_DEVELOPMENT) { 1050f1dbb6c1SMaya Erez wil->boot_config = WIL_BOOT_DEVELOPMENT; 1051f1dbb6c1SMaya Erez break; 1052f1dbb6c1SMaya Erez } 1053f1dbb6c1SMaya Erez if (!otp_signature_err && 1054f1dbb6c1SMaya Erez signature_status == WIL_SIG_STATUS_PRODUCTION) { 1055f1dbb6c1SMaya Erez wil->boot_config = WIL_BOOT_PRODUCTION; 1056f1dbb6c1SMaya Erez break; 1057f1dbb6c1SMaya Erez } 1058f1dbb6c1SMaya Erez if (!otp_signature_err && 1059f1dbb6c1SMaya Erez signature_status == 1060f1dbb6c1SMaya Erez WIL_SIG_STATUS_CORRUPTED_PRODUCTION) { 1061f1dbb6c1SMaya Erez /* Unrecognized OTP signature found. Possibly a 1062f1dbb6c1SMaya Erez * corrupted production signature, access control 1063f1dbb6c1SMaya Erez * is applied as in production mode, therefore 1064f1dbb6c1SMaya Erez * do not fail 1065f1dbb6c1SMaya Erez */ 1066f1dbb6c1SMaya Erez wil->boot_config = WIL_BOOT_PRODUCTION; 1067f1dbb6c1SMaya Erez break; 1068f1dbb6c1SMaya Erez } 1069f1dbb6c1SMaya Erez if (delay++ > OTP_HW_COUNT) 1070f1dbb6c1SMaya Erez break; 1071f1dbb6c1SMaya Erez 1072f1dbb6c1SMaya Erez usleep_range(OTP_HW_DELAY, OTP_HW_DELAY + 10); 1073f1dbb6c1SMaya Erez } while (!otp_signature_err && signature_status == 0); 1074f1dbb6c1SMaya Erez 1075f1dbb6c1SMaya Erez if (wil->boot_config == WIL_BOOT_ERR) { 1076f1dbb6c1SMaya Erez wil_err(wil, 1077f1dbb6c1SMaya Erez "invalid boot config, signature_status %d otp_signature_err %d\n", 1078f1dbb6c1SMaya Erez signature_status, otp_signature_err); 1079f1dbb6c1SMaya Erez return -ETIME; 1080f1dbb6c1SMaya Erez } 1081f1dbb6c1SMaya Erez 1082f1dbb6c1SMaya Erez wil_dbg_misc(wil, 1083f1dbb6c1SMaya Erez "signature test done in %d usec, otp_hw 0x%x, boot_config %d\n", 1084f1dbb6c1SMaya Erez delay * OTP_HW_DELAY, otp_hw, wil->boot_config); 1085f1dbb6c1SMaya Erez 1086f1dbb6c1SMaya Erez if (wil->boot_config == WIL_BOOT_VANILLA) 1087f1dbb6c1SMaya Erez /* Assuming not SPI boot (currently not supported) */ 1088f1dbb6c1SMaya Erez goto out; 1089f1dbb6c1SMaya Erez 1090f1dbb6c1SMaya Erez hw_section_done = otp_hw & BIT_OTP_HW_SECTION_DONE_TALYN_MB; 1091f1dbb6c1SMaya Erez delay = 0; 1092f1dbb6c1SMaya Erez 1093f1dbb6c1SMaya Erez while (!hw_section_done) { 1094f1dbb6c1SMaya Erez msleep(RST_DELAY); 1095f1dbb6c1SMaya Erez 1096f1dbb6c1SMaya Erez otp_hw = wil_r(wil, RGF_USER_OTP_HW_RD_MACHINE_1); 1097f1dbb6c1SMaya Erez hw_section_done = otp_hw & BIT_OTP_HW_SECTION_DONE_TALYN_MB; 1098f1dbb6c1SMaya Erez 1099f1dbb6c1SMaya Erez if (delay++ > RST_COUNT) { 1100f1dbb6c1SMaya Erez wil_err(wil, "TO waiting for hw_section_done\n"); 1101f1dbb6c1SMaya Erez return -ETIME; 1102f1dbb6c1SMaya Erez } 1103f1dbb6c1SMaya Erez } 1104f1dbb6c1SMaya Erez 1105f1dbb6c1SMaya Erez wil_dbg_misc(wil, "HW section done in %d ms\n", delay * RST_DELAY); 1106f1dbb6c1SMaya Erez 1107f1dbb6c1SMaya Erez otp_qc_secured = wil_r(wil, RGF_OTP_QC_SECURED); 1108f1dbb6c1SMaya Erez wil->secured_boot = otp_qc_secured & BIT_BOOT_FROM_ROM ? 1 : 0; 1109f1dbb6c1SMaya Erez wil_dbg_misc(wil, "secured boot is %sabled\n", 1110f1dbb6c1SMaya Erez wil->secured_boot ? "en" : "dis"); 1111f1dbb6c1SMaya Erez 1112f1dbb6c1SMaya Erez out: 1113f1dbb6c1SMaya Erez wil_dbg_misc(wil, "Reset completed\n"); 1114f1dbb6c1SMaya Erez 1115f1dbb6c1SMaya Erez return 0; 1116f1dbb6c1SMaya Erez } 1117f1dbb6c1SMaya Erez 1118f1dbb6c1SMaya Erez static int wil_target_reset(struct wil6210_priv *wil, int no_flash) 1119f1dbb6c1SMaya Erez { 1120f1dbb6c1SMaya Erez u32 x; 1121f1dbb6c1SMaya Erez int rc; 1122f1dbb6c1SMaya Erez 11231aeda13bSVladimir Kondratiev wil_dbg_misc(wil, "Resetting \"%s\"...\n", wil->hw_name); 11246508281bSVladimir Kondratiev 1125d083b2e2SAlexei Avshalom Lazar if (wil->hw_version < HW_VER_TALYN) { 11266508281bSVladimir Kondratiev /* Clear MAC link up */ 1127b9eeb512SVladimir Kondratiev wil_s(wil, RGF_HP_CTRL, BIT(15)); 1128d083b2e2SAlexei Avshalom Lazar wil_s(wil, RGF_USER_CLKS_CTL_SW_RST_MASK_0, 1129d083b2e2SAlexei Avshalom Lazar BIT_HPAL_PERST_FROM_PAD); 1130b9eeb512SVladimir Kondratiev wil_s(wil, RGF_USER_CLKS_CTL_SW_RST_MASK_0, BIT_CAR_PERST_RST); 1131d083b2e2SAlexei Avshalom Lazar } 1132151a9706SVladimir Kondratiev 1133151a9706SVladimir Kondratiev wil_halt_cpu(wil); 11342be7d22fSVladimir Kondratiev 113570bcc658SLior David if (!no_flash) { 11362cd0f021SVladimir Kondratiev /* clear all boot loader "ready" bits */ 1137b9eeb512SVladimir Kondratiev wil_w(wil, RGF_USER_BL + 11382a0efe6aSDedy Lansky offsetof(struct bl_dedicated_registers_v0, 11392a0efe6aSDedy Lansky boot_loader_ready), 0); 114070bcc658SLior David /* this should be safe to write even with old BLs */ 114170bcc658SLior David wil_w(wil, RGF_USER_BL + 114270bcc658SLior David offsetof(struct bl_dedicated_registers_v1, 114370bcc658SLior David bl_shutdown_handshake), 0); 114470bcc658SLior David } 1145cce47711SVladimir Kondratiev /* Clear Fw Download notification */ 1146b9eeb512SVladimir Kondratiev wil_c(wil, RGF_USER_USAGE_6, BIT(0)); 1147cce47711SVladimir Kondratiev 1148b9eeb512SVladimir Kondratiev wil_s(wil, RGF_CAF_OSC_CONTROL, BIT_CAF_OSC_XTAL_EN); 114948516298SVladimir Kondratiev /* XTAL stabilization should take about 3ms */ 115048516298SVladimir Kondratiev usleep_range(5000, 7000); 1151b9eeb512SVladimir Kondratiev x = wil_r(wil, RGF_CAF_PLL_LOCK_STATUS); 115248516298SVladimir Kondratiev if (!(x & BIT_CAF_OSC_DIG_XTAL_STABLE)) { 115348516298SVladimir Kondratiev wil_err(wil, "Xtal stabilization timeout\n" 115448516298SVladimir Kondratiev "RGF_CAF_PLL_LOCK_STATUS = 0x%08x\n", x); 115548516298SVladimir Kondratiev return -ETIME; 115648516298SVladimir Kondratiev } 115748516298SVladimir Kondratiev /* switch 10k to XTAL*/ 1158b9eeb512SVladimir Kondratiev wil_c(wil, RGF_USER_SPARROW_M_4, BIT_SPARROW_M_4_SEL_SLEEP_OR_REF); 115948516298SVladimir Kondratiev /* 40 MHz */ 1160b9eeb512SVladimir Kondratiev wil_c(wil, RGF_USER_CLKS_CTL_0, BIT_USER_CLKS_CAR_AHB_SW_SEL); 116148516298SVladimir Kondratiev 1162b9eeb512SVladimir Kondratiev wil_w(wil, RGF_USER_CLKS_CTL_EXT_SW_RST_VEC_0, 0x3ff81f); 1163b9eeb512SVladimir Kondratiev wil_w(wil, RGF_USER_CLKS_CTL_EXT_SW_RST_VEC_1, 0xf); 11646508281bSVladimir Kondratiev 1165485790d0SMaya Erez if (wil->hw_version >= HW_VER_TALYN_MB) { 1166485790d0SMaya Erez wil_w(wil, RGF_USER_CLKS_CTL_SW_RST_VEC_2, 0x7e000000); 1167485790d0SMaya Erez wil_w(wil, RGF_USER_CLKS_CTL_SW_RST_VEC_1, 0x0000003f); 1168485790d0SMaya Erez wil_w(wil, RGF_USER_CLKS_CTL_SW_RST_VEC_3, 0xc00000f0); 1169485790d0SMaya Erez wil_w(wil, RGF_USER_CLKS_CTL_SW_RST_VEC_0, 0xffe7fe00); 1170485790d0SMaya Erez } else { 1171485790d0SMaya Erez wil_w(wil, RGF_USER_CLKS_CTL_SW_RST_VEC_2, 0xfe000000); 1172485790d0SMaya Erez wil_w(wil, RGF_USER_CLKS_CTL_SW_RST_VEC_1, 0x0000003f); 1173b9eeb512SVladimir Kondratiev wil_w(wil, RGF_USER_CLKS_CTL_SW_RST_VEC_3, 0x000000f0); 1174485790d0SMaya Erez wil_w(wil, RGF_USER_CLKS_CTL_SW_RST_VEC_0, 0xffe7fe00); 1175485790d0SMaya Erez } 11762be7d22fSVladimir Kondratiev 1177b9eeb512SVladimir Kondratiev wil_w(wil, RGF_USER_CLKS_CTL_EXT_SW_RST_VEC_0, 0x0); 1178b9eeb512SVladimir Kondratiev wil_w(wil, RGF_USER_CLKS_CTL_EXT_SW_RST_VEC_1, 0x0); 11796508281bSVladimir Kondratiev 1180b9eeb512SVladimir Kondratiev wil_w(wil, RGF_USER_CLKS_CTL_SW_RST_VEC_3, 0); 1181b9eeb512SVladimir Kondratiev wil_w(wil, RGF_USER_CLKS_CTL_SW_RST_VEC_2, 0); 1182b9eeb512SVladimir Kondratiev wil_w(wil, RGF_USER_CLKS_CTL_SW_RST_VEC_1, 0); 1183b9eeb512SVladimir Kondratiev wil_w(wil, RGF_USER_CLKS_CTL_SW_RST_VEC_0, 0); 11842be7d22fSVladimir Kondratiev 1185b9eeb512SVladimir Kondratiev wil_w(wil, RGF_USER_CLKS_CTL_SW_RST_VEC_3, 0x00000003); 1186b9eeb512SVladimir Kondratiev /* reset A2 PCIE AHB */ 1187b9eeb512SVladimir Kondratiev wil_w(wil, RGF_USER_CLKS_CTL_SW_RST_VEC_2, 0x00008000); 11886508281bSVladimir Kondratiev 1189b9eeb512SVladimir Kondratiev wil_w(wil, RGF_USER_CLKS_CTL_SW_RST_VEC_0, 0); 11902be7d22fSVladimir Kondratiev 1191f1dbb6c1SMaya Erez if (wil->hw_version == HW_VER_TALYN_MB) 1192f1dbb6c1SMaya Erez rc = wil_wait_device_ready_talyn_mb(wil); 11932a0efe6aSDedy Lansky else 1194f1dbb6c1SMaya Erez rc = wil_wait_device_ready(wil, no_flash); 1195f1dbb6c1SMaya Erez if (rc) 1196f1dbb6c1SMaya Erez return rc; 119736b10a72SVladimir Kondratiev 1198b9eeb512SVladimir Kondratiev wil_c(wil, RGF_USER_CLKS_CTL_0, BIT_USER_CLKS_RST_PWGD); 1199972072aaSVladimir Kondratiev 1200e3351277SVladimir Kondratiev /* enable fix for HW bug related to the SA/DA swap in AP Rx */ 1201b9eeb512SVladimir Kondratiev wil_s(wil, RGF_DMA_OFUL_NID_0, BIT_DMA_OFUL_NID_0_RX_EXT_TR_EN | 1202e3351277SVladimir Kondratiev BIT_DMA_OFUL_NID_0_RX_EXT_A3_SRC); 1203e3351277SVladimir Kondratiev 1204f1dbb6c1SMaya Erez if (wil->hw_version < HW_VER_TALYN_MB && no_flash) { 1205b8e13b87SMaya Erez /* Reset OTP HW vectors to fit 40MHz */ 1206b8e13b87SMaya Erez wil_w(wil, RGF_USER_XPM_IFC_RD_TIME1, 0x60001); 1207b8e13b87SMaya Erez wil_w(wil, RGF_USER_XPM_IFC_RD_TIME2, 0x20027); 1208b8e13b87SMaya Erez wil_w(wil, RGF_USER_XPM_IFC_RD_TIME3, 0x1); 1209b8e13b87SMaya Erez wil_w(wil, RGF_USER_XPM_IFC_RD_TIME4, 0x20027); 1210b8e13b87SMaya Erez wil_w(wil, RGF_USER_XPM_IFC_RD_TIME5, 0x30003); 1211b8e13b87SMaya Erez wil_w(wil, RGF_USER_XPM_IFC_RD_TIME6, 0x20002); 1212b8e13b87SMaya Erez wil_w(wil, RGF_USER_XPM_IFC_RD_TIME7, 0x60001); 1213b8e13b87SMaya Erez wil_w(wil, RGF_USER_XPM_IFC_RD_TIME8, 0x60001); 1214b8e13b87SMaya Erez wil_w(wil, RGF_USER_XPM_IFC_RD_TIME9, 0x60001); 1215b8e13b87SMaya Erez wil_w(wil, RGF_USER_XPM_IFC_RD_TIME10, 0x60001); 1216b8e13b87SMaya Erez wil_w(wil, RGF_USER_XPM_RD_DOUT_SAMPLE_TIME, 0x57); 1217b8e13b87SMaya Erez } 1218b8e13b87SMaya Erez 1219bbb2adc7SVladimir Kondratiev return 0; 1220151a9706SVladimir Kondratiev } 12212be7d22fSVladimir Kondratiev 12223fea18d0SLior David static void wil_collect_fw_info(struct wil6210_priv *wil) 12233fea18d0SLior David { 12243fea18d0SLior David struct wiphy *wiphy = wil_to_wiphy(wil); 12253fea18d0SLior David u8 retry_short; 12263fea18d0SLior David int rc; 12273fea18d0SLior David 12283ead1e01SLior David wil_refresh_fw_capabilities(wil); 12293ead1e01SLior David 12303fea18d0SLior David rc = wmi_get_mgmt_retry(wil, &retry_short); 12313fea18d0SLior David if (!rc) { 12323fea18d0SLior David wiphy->retry_short = retry_short; 12333fea18d0SLior David wil_dbg_misc(wil, "FW retry_short: %d\n", retry_short); 12343fea18d0SLior David } 12353fea18d0SLior David } 12363fea18d0SLior David 12373ead1e01SLior David void wil_refresh_fw_capabilities(struct wil6210_priv *wil) 12383ead1e01SLior David { 12393ead1e01SLior David struct wiphy *wiphy = wil_to_wiphy(wil); 1240594b59ecSMaya Erez int features; 12413ead1e01SLior David 12423ead1e01SLior David wil->keep_radio_on_during_sleep = 124338e4c25dSMaya Erez test_bit(WIL_PLATFORM_CAPA_RADIO_ON_IN_SUSPEND, 124438e4c25dSMaya Erez wil->platform_capa) && 12453ead1e01SLior David test_bit(WMI_FW_CAPABILITY_D3_SUSPEND, wil->fw_capabilities); 12463ead1e01SLior David 12473ead1e01SLior David wil_info(wil, "keep_radio_on_during_sleep (%d)\n", 12483ead1e01SLior David wil->keep_radio_on_during_sleep); 12493ead1e01SLior David 12503ead1e01SLior David if (test_bit(WMI_FW_CAPABILITY_RSSI_REPORTING, wil->fw_capabilities)) 12513ead1e01SLior David wiphy->signal_type = CFG80211_SIGNAL_TYPE_MBM; 12523ead1e01SLior David else 12533ead1e01SLior David wiphy->signal_type = CFG80211_SIGNAL_TYPE_UNSPEC; 1254a5dc6883SDedy Lansky 1255a5dc6883SDedy Lansky if (test_bit(WMI_FW_CAPABILITY_PNO, wil->fw_capabilities)) { 1256a5dc6883SDedy Lansky wiphy->max_sched_scan_reqs = 1; 1257a5dc6883SDedy Lansky wiphy->max_sched_scan_ssids = WMI_MAX_PNO_SSID_NUM; 1258a5dc6883SDedy Lansky wiphy->max_match_sets = WMI_MAX_PNO_SSID_NUM; 1259a5dc6883SDedy Lansky wiphy->max_sched_scan_ie_len = WMI_MAX_IE_LEN; 1260a5dc6883SDedy Lansky wiphy->max_sched_scan_plans = WMI_MAX_PLANS_NUM; 1261a5dc6883SDedy Lansky } 1262594b59ecSMaya Erez 1263b698e2dfSAhmad Masri if (test_bit(WMI_FW_CAPABILITY_TX_REQ_EXT, wil->fw_capabilities)) 1264b698e2dfSAhmad Masri wiphy->flags |= WIPHY_FLAG_OFFCHAN_TX; 1265b698e2dfSAhmad Masri 1266594b59ecSMaya Erez if (wil->platform_ops.set_features) { 1267594b59ecSMaya Erez features = (test_bit(WMI_FW_CAPABILITY_REF_CLOCK_CONTROL, 1268594b59ecSMaya Erez wil->fw_capabilities) && 1269594b59ecSMaya Erez test_bit(WIL_PLATFORM_CAPA_EXT_CLK, 1270594b59ecSMaya Erez wil->platform_capa)) ? 1271594b59ecSMaya Erez BIT(WIL_PLATFORM_FEATURE_FW_EXT_CLK_CONTROL) : 0; 1272594b59ecSMaya Erez 1273aea2f8b7SAlexei Avshalom Lazar if (wil->n_msi == 3) 1274aea2f8b7SAlexei Avshalom Lazar features |= BIT(WIL_PLATFORM_FEATURE_TRIPLE_MSI); 1275aea2f8b7SAlexei Avshalom Lazar 1276594b59ecSMaya Erez wil->platform_ops.set_features(wil->platform_handle, features); 1277594b59ecSMaya Erez } 12781b99197dSMaya Erez 12791b99197dSMaya Erez if (test_bit(WMI_FW_CAPABILITY_BACK_WIN_SIZE_64, 12801b99197dSMaya Erez wil->fw_capabilities)) { 12811b99197dSMaya Erez wil->max_agg_wsize = WIL_MAX_AGG_WSIZE_64; 12821b99197dSMaya Erez wil->max_ampdu_size = WIL_MAX_AMPDU_SIZE_128; 12831b99197dSMaya Erez } else { 12841b99197dSMaya Erez wil->max_agg_wsize = WIL_MAX_AGG_WSIZE; 12851b99197dSMaya Erez wil->max_ampdu_size = WIL_MAX_AMPDU_SIZE; 12861b99197dSMaya Erez } 128722b9610eSAlexei Avshalom Lazar 128822b9610eSAlexei Avshalom Lazar update_supported_bands(wil); 12893ead1e01SLior David } 12903ead1e01SLior David 12912be7d22fSVladimir Kondratiev void wil_mbox_ring_le2cpus(struct wil6210_mbox_ring *r) 12922be7d22fSVladimir Kondratiev { 12932be7d22fSVladimir Kondratiev le32_to_cpus(&r->base); 12942be7d22fSVladimir Kondratiev le16_to_cpus(&r->entry_size); 12952be7d22fSVladimir Kondratiev le16_to_cpus(&r->size); 12962be7d22fSVladimir Kondratiev le32_to_cpus(&r->tail); 12972be7d22fSVladimir Kondratiev le32_to_cpus(&r->head); 12982be7d22fSVladimir Kondratiev } 12992be7d22fSVladimir Kondratiev 1300631d3b4fSMaya Erez /* construct actual board file name to use */ 1301631d3b4fSMaya Erez void wil_get_board_file(struct wil6210_priv *wil, char *buf, size_t len) 1302631d3b4fSMaya Erez { 1303631d3b4fSMaya Erez const char *board_file; 1304631d3b4fSMaya Erez const char *wil_talyn_fw_name = ftm_mode ? WIL_FW_NAME_FTM_TALYN : 1305631d3b4fSMaya Erez WIL_FW_NAME_TALYN; 1306631d3b4fSMaya Erez 1307631d3b4fSMaya Erez if (wil->board_file) { 1308631d3b4fSMaya Erez board_file = wil->board_file; 1309631d3b4fSMaya Erez } else { 1310631d3b4fSMaya Erez /* If specific FW file is used for Talyn, 1311631d3b4fSMaya Erez * use specific board file 1312631d3b4fSMaya Erez */ 1313631d3b4fSMaya Erez if (strcmp(wil->wil_fw_name, wil_talyn_fw_name) == 0) 1314631d3b4fSMaya Erez board_file = WIL_BRD_NAME_TALYN; 1315631d3b4fSMaya Erez else 1316631d3b4fSMaya Erez board_file = WIL_BOARD_FILE_NAME; 1317631d3b4fSMaya Erez } 1318631d3b4fSMaya Erez 1319631d3b4fSMaya Erez strlcpy(buf, board_file, len); 1320631d3b4fSMaya Erez } 1321631d3b4fSMaya Erez 13222cd0f021SVladimir Kondratiev static int wil_get_bl_info(struct wil6210_priv *wil) 13232cd0f021SVladimir Kondratiev { 1324e00243faSLior David struct net_device *ndev = wil->main_ndev; 1325b42f1196SHamad Kadmany struct wiphy *wiphy = wil_to_wiphy(wil); 1326f1ad8c93SVladimir Kondratiev union { 1327f1ad8c93SVladimir Kondratiev struct bl_dedicated_registers_v0 bl0; 1328f1ad8c93SVladimir Kondratiev struct bl_dedicated_registers_v1 bl1; 1329f1ad8c93SVladimir Kondratiev } bl; 1330f1ad8c93SVladimir Kondratiev u32 bl_ver; 1331f1ad8c93SVladimir Kondratiev u8 *mac; 1332f1ad8c93SVladimir Kondratiev u16 rf_status; 13332cd0f021SVladimir Kondratiev 1334f1ad8c93SVladimir Kondratiev wil_memcpy_fromio_32(&bl, wil->csr + HOSTADDR(RGF_USER_BL), 133519c871ceSVladimir Kondratiev sizeof(bl)); 133619c871ceSVladimir Kondratiev bl_ver = le32_to_cpu(bl.bl0.boot_loader_struct_version); 133719c871ceSVladimir Kondratiev mac = bl.bl0.mac_address; 133819c871ceSVladimir Kondratiev 133919c871ceSVladimir Kondratiev if (bl_ver == 0) { 1340f1ad8c93SVladimir Kondratiev le32_to_cpus(&bl.bl0.rf_type); 1341f1ad8c93SVladimir Kondratiev le32_to_cpus(&bl.bl0.baseband_type); 1342f1ad8c93SVladimir Kondratiev rf_status = 0; /* actually, unknown */ 1343f1ad8c93SVladimir Kondratiev wil_info(wil, 1344f1ad8c93SVladimir Kondratiev "Boot Loader struct v%d: MAC = %pM RF = 0x%08x bband = 0x%08x\n", 1345f1ad8c93SVladimir Kondratiev bl_ver, mac, 1346f1ad8c93SVladimir Kondratiev bl.bl0.rf_type, bl.bl0.baseband_type); 1347f1ad8c93SVladimir Kondratiev wil_info(wil, "Boot Loader build unknown for struct v0\n"); 134819c871ceSVladimir Kondratiev } else { 1349f1ad8c93SVladimir Kondratiev le16_to_cpus(&bl.bl1.rf_type); 1350f1ad8c93SVladimir Kondratiev rf_status = le16_to_cpu(bl.bl1.rf_status); 1351f1ad8c93SVladimir Kondratiev le32_to_cpus(&bl.bl1.baseband_type); 1352f1ad8c93SVladimir Kondratiev le16_to_cpus(&bl.bl1.bl_version_subminor); 1353f1ad8c93SVladimir Kondratiev le16_to_cpus(&bl.bl1.bl_version_build); 1354f1ad8c93SVladimir Kondratiev wil_info(wil, 1355f1ad8c93SVladimir Kondratiev "Boot Loader struct v%d: MAC = %pM RF = 0x%04x (status 0x%04x) bband = 0x%08x\n", 1356f1ad8c93SVladimir Kondratiev bl_ver, mac, 1357f1ad8c93SVladimir Kondratiev bl.bl1.rf_type, rf_status, 1358f1ad8c93SVladimir Kondratiev bl.bl1.baseband_type); 1359f1ad8c93SVladimir Kondratiev wil_info(wil, "Boot Loader build %d.%d.%d.%d\n", 1360f1ad8c93SVladimir Kondratiev bl.bl1.bl_version_major, bl.bl1.bl_version_minor, 1361f1ad8c93SVladimir Kondratiev bl.bl1.bl_version_subminor, bl.bl1.bl_version_build); 13622cd0f021SVladimir Kondratiev } 13632cd0f021SVladimir Kondratiev 1364f1ad8c93SVladimir Kondratiev if (!is_valid_ether_addr(mac)) { 1365f1ad8c93SVladimir Kondratiev wil_err(wil, "BL: Invalid MAC %pM\n", mac); 1366f1ad8c93SVladimir Kondratiev return -EINVAL; 1367f1ad8c93SVladimir Kondratiev } 1368f1ad8c93SVladimir Kondratiev 1369f1ad8c93SVladimir Kondratiev ether_addr_copy(ndev->perm_addr, mac); 1370b42f1196SHamad Kadmany ether_addr_copy(wiphy->perm_addr, mac); 13712cd0f021SVladimir Kondratiev if (!is_valid_ether_addr(ndev->dev_addr)) 1372f1ad8c93SVladimir Kondratiev ether_addr_copy(ndev->dev_addr, mac); 1373f1ad8c93SVladimir Kondratiev 1374f1ad8c93SVladimir Kondratiev if (rf_status) {/* bad RF cable? */ 1375f1ad8c93SVladimir Kondratiev wil_err(wil, "RF communication error 0x%04x", 1376f1ad8c93SVladimir Kondratiev rf_status); 1377f1ad8c93SVladimir Kondratiev return -EAGAIN; 1378f1ad8c93SVladimir Kondratiev } 13792cd0f021SVladimir Kondratiev 13802cd0f021SVladimir Kondratiev return 0; 13812cd0f021SVladimir Kondratiev } 13822cd0f021SVladimir Kondratiev 1383409ead54SVladimir Kondratiev static void wil_bl_crash_info(struct wil6210_priv *wil, bool is_err) 1384409ead54SVladimir Kondratiev { 1385409ead54SVladimir Kondratiev u32 bl_assert_code, bl_assert_blink, bl_magic_number; 1386409ead54SVladimir Kondratiev u32 bl_ver = wil_r(wil, RGF_USER_BL + 1387409ead54SVladimir Kondratiev offsetof(struct bl_dedicated_registers_v0, 1388409ead54SVladimir Kondratiev boot_loader_struct_version)); 1389409ead54SVladimir Kondratiev 1390409ead54SVladimir Kondratiev if (bl_ver < 2) 1391409ead54SVladimir Kondratiev return; 1392409ead54SVladimir Kondratiev 1393409ead54SVladimir Kondratiev bl_assert_code = wil_r(wil, RGF_USER_BL + 1394409ead54SVladimir Kondratiev offsetof(struct bl_dedicated_registers_v1, 1395409ead54SVladimir Kondratiev bl_assert_code)); 1396409ead54SVladimir Kondratiev bl_assert_blink = wil_r(wil, RGF_USER_BL + 1397409ead54SVladimir Kondratiev offsetof(struct bl_dedicated_registers_v1, 1398409ead54SVladimir Kondratiev bl_assert_blink)); 1399409ead54SVladimir Kondratiev bl_magic_number = wil_r(wil, RGF_USER_BL + 1400409ead54SVladimir Kondratiev offsetof(struct bl_dedicated_registers_v1, 1401409ead54SVladimir Kondratiev bl_magic_number)); 1402409ead54SVladimir Kondratiev 1403409ead54SVladimir Kondratiev if (is_err) { 1404409ead54SVladimir Kondratiev wil_err(wil, 1405409ead54SVladimir Kondratiev "BL assert code 0x%08x blink 0x%08x magic 0x%08x\n", 1406409ead54SVladimir Kondratiev bl_assert_code, bl_assert_blink, bl_magic_number); 1407409ead54SVladimir Kondratiev } else { 1408409ead54SVladimir Kondratiev wil_dbg_misc(wil, 1409409ead54SVladimir Kondratiev "BL assert code 0x%08x blink 0x%08x magic 0x%08x\n", 1410409ead54SVladimir Kondratiev bl_assert_code, bl_assert_blink, bl_magic_number); 1411409ead54SVladimir Kondratiev } 1412409ead54SVladimir Kondratiev } 1413409ead54SVladimir Kondratiev 14142a0efe6aSDedy Lansky static int wil_get_otp_info(struct wil6210_priv *wil) 14152a0efe6aSDedy Lansky { 1416e00243faSLior David struct net_device *ndev = wil->main_ndev; 14172a0efe6aSDedy Lansky struct wiphy *wiphy = wil_to_wiphy(wil); 14182a0efe6aSDedy Lansky u8 mac[8]; 1419485790d0SMaya Erez int mac_addr; 14202a0efe6aSDedy Lansky 14217b834639SDedy Lansky /* OEM MAC has precedence */ 14227b834639SDedy Lansky mac_addr = RGF_OTP_OEM_MAC; 14237b834639SDedy Lansky wil_memcpy_fromio_32(mac, wil->csr + HOSTADDR(mac_addr), sizeof(mac)); 14247b834639SDedy Lansky 14257b834639SDedy Lansky if (is_valid_ether_addr(mac)) { 14267b834639SDedy Lansky wil_info(wil, "using OEM MAC %pM\n", mac); 14277b834639SDedy Lansky } else { 1428485790d0SMaya Erez if (wil->hw_version >= HW_VER_TALYN_MB) 1429485790d0SMaya Erez mac_addr = RGF_OTP_MAC_TALYN_MB; 1430485790d0SMaya Erez else 1431485790d0SMaya Erez mac_addr = RGF_OTP_MAC; 1432485790d0SMaya Erez 1433485790d0SMaya Erez wil_memcpy_fromio_32(mac, wil->csr + HOSTADDR(mac_addr), 14342a0efe6aSDedy Lansky sizeof(mac)); 14357b834639SDedy Lansky } 14367b834639SDedy Lansky 14372a0efe6aSDedy Lansky if (!is_valid_ether_addr(mac)) { 14382a0efe6aSDedy Lansky wil_err(wil, "Invalid MAC %pM\n", mac); 14392a0efe6aSDedy Lansky return -EINVAL; 14402a0efe6aSDedy Lansky } 14412a0efe6aSDedy Lansky 14422a0efe6aSDedy Lansky ether_addr_copy(ndev->perm_addr, mac); 14432a0efe6aSDedy Lansky ether_addr_copy(wiphy->perm_addr, mac); 14442a0efe6aSDedy Lansky if (!is_valid_ether_addr(ndev->dev_addr)) 14452a0efe6aSDedy Lansky ether_addr_copy(ndev->dev_addr, mac); 14462a0efe6aSDedy Lansky 14472a0efe6aSDedy Lansky return 0; 14482a0efe6aSDedy Lansky } 14492a0efe6aSDedy Lansky 14502be7d22fSVladimir Kondratiev static int wil_wait_for_fw_ready(struct wil6210_priv *wil) 14512be7d22fSVladimir Kondratiev { 14526ccae584SHamad Kadmany ulong to = msecs_to_jiffies(2000); 14532be7d22fSVladimir Kondratiev ulong left = wait_for_completion_timeout(&wil->wmi_ready, to); 14548fe59627SVladimir Kondratiev 14552be7d22fSVladimir Kondratiev if (0 == left) { 14562be7d22fSVladimir Kondratiev wil_err(wil, "Firmware not ready\n"); 14572be7d22fSVladimir Kondratiev return -ETIME; 14582be7d22fSVladimir Kondratiev } else { 145915e23124SVladimir Kondratiev wil_info(wil, "FW ready after %d ms. HW version 0x%08x\n", 146015e23124SVladimir Kondratiev jiffies_to_msecs(to-left), wil->hw_version); 14612be7d22fSVladimir Kondratiev } 14622be7d22fSVladimir Kondratiev return 0; 14632be7d22fSVladimir Kondratiev } 14642be7d22fSVladimir Kondratiev 1465e00243faSLior David void wil_abort_scan(struct wil6210_vif *vif, bool sync) 1466035859a5SMaya Erez { 1467e00243faSLior David struct wil6210_priv *wil = vif_to_wil(vif); 1468035859a5SMaya Erez int rc; 1469035859a5SMaya Erez struct cfg80211_scan_info info = { 1470035859a5SMaya Erez .aborted = true, 1471035859a5SMaya Erez }; 1472035859a5SMaya Erez 1473404bbb3cSLior David lockdep_assert_held(&wil->vif_mutex); 1474035859a5SMaya Erez 1475e00243faSLior David if (!vif->scan_request) 1476035859a5SMaya Erez return; 1477035859a5SMaya Erez 1478e00243faSLior David wil_dbg_misc(wil, "Abort scan_request 0x%p\n", vif->scan_request); 1479e00243faSLior David del_timer_sync(&vif->scan_timer); 1480404bbb3cSLior David mutex_unlock(&wil->vif_mutex); 1481e00243faSLior David rc = wmi_abort_scan(vif); 1482035859a5SMaya Erez if (!rc && sync) 1483e00243faSLior David wait_event_interruptible_timeout(wil->wq, !vif->scan_request, 1484035859a5SMaya Erez msecs_to_jiffies( 1485035859a5SMaya Erez WAIT_FOR_SCAN_ABORT_MS)); 1486035859a5SMaya Erez 1487404bbb3cSLior David mutex_lock(&wil->vif_mutex); 1488e00243faSLior David if (vif->scan_request) { 1489e00243faSLior David cfg80211_scan_done(vif->scan_request, &info); 1490e00243faSLior David vif->scan_request = NULL; 1491035859a5SMaya Erez } 1492035859a5SMaya Erez } 1493035859a5SMaya Erez 14945bd60982SLior David void wil_abort_scan_all_vifs(struct wil6210_priv *wil, bool sync) 14955bd60982SLior David { 14965bd60982SLior David int i; 14975bd60982SLior David 14985bd60982SLior David lockdep_assert_held(&wil->vif_mutex); 14995bd60982SLior David 1500e4a29bddSAhmad Masri for (i = 0; i < GET_MAX_VIFS(wil); i++) { 15015bd60982SLior David struct wil6210_vif *vif = wil->vifs[i]; 15025bd60982SLior David 15035bd60982SLior David if (vif) 15045bd60982SLior David wil_abort_scan(vif, sync); 15055bd60982SLior David } 15065bd60982SLior David } 15075bd60982SLior David 15088b068c03SLazar Alexei int wil_ps_update(struct wil6210_priv *wil, enum wmi_ps_profile_type ps_profile) 15098b068c03SLazar Alexei { 15108b068c03SLazar Alexei int rc; 15118b068c03SLazar Alexei 15128b068c03SLazar Alexei if (!test_bit(WMI_FW_CAPABILITY_PS_CONFIG, wil->fw_capabilities)) { 15138b068c03SLazar Alexei wil_err(wil, "set_power_mgmt not supported\n"); 15148b068c03SLazar Alexei return -EOPNOTSUPP; 15158b068c03SLazar Alexei } 15168b068c03SLazar Alexei 15178b068c03SLazar Alexei rc = wmi_ps_dev_profile_cfg(wil, ps_profile); 15188b068c03SLazar Alexei if (rc) 15198b068c03SLazar Alexei wil_err(wil, "wmi_ps_dev_profile_cfg failed (%d)\n", rc); 15208b068c03SLazar Alexei else 15218b068c03SLazar Alexei wil->ps_profile = ps_profile; 15228b068c03SLazar Alexei 15238b068c03SLazar Alexei return rc; 15248b068c03SLazar Alexei } 15258b068c03SLazar Alexei 15261490846dSDedy Lansky static void wil_pre_fw_config(struct wil6210_priv *wil) 15271490846dSDedy Lansky { 1528f2b6b46eSMaya Erez wil_clear_fw_log_addr(wil); 15291490846dSDedy Lansky /* Mark FW as loaded from host */ 15301490846dSDedy Lansky wil_s(wil, RGF_USER_USAGE_6, 1); 15311490846dSDedy Lansky 15321490846dSDedy Lansky /* clear any interrupts which on-card-firmware 15331490846dSDedy Lansky * may have set 15341490846dSDedy Lansky */ 15351490846dSDedy Lansky wil6210_clear_irq(wil); 15361490846dSDedy Lansky /* CAF_ICR - clear and mask */ 15371490846dSDedy Lansky /* it is W1C, clear by writing back same value */ 15387c69709fSMaya Erez if (wil->hw_version < HW_VER_TALYN_MB) { 15391490846dSDedy Lansky wil_s(wil, RGF_CAF_ICR + offsetof(struct RGF_ICR, ICR), 0); 15401490846dSDedy Lansky wil_w(wil, RGF_CAF_ICR + offsetof(struct RGF_ICR, IMV), ~0); 15417c69709fSMaya Erez } 1542485790d0SMaya Erez /* clear PAL_UNIT_ICR (potential D0->D3 leftover) 1543485790d0SMaya Erez * In Talyn-MB host cannot access this register due to 1544485790d0SMaya Erez * access control, hence PAL_UNIT_ICR is cleared by the FW 1545485790d0SMaya Erez */ 1546485790d0SMaya Erez if (wil->hw_version < HW_VER_TALYN_MB) 1547485790d0SMaya Erez wil_s(wil, RGF_PAL_UNIT_ICR + offsetof(struct RGF_ICR, ICR), 1548485790d0SMaya Erez 0); 15491490846dSDedy Lansky 15501490846dSDedy Lansky if (wil->fw_calib_result > 0) { 15511490846dSDedy Lansky __le32 val = cpu_to_le32(wil->fw_calib_result | 15521490846dSDedy Lansky (CALIB_RESULT_SIGNATURE << 8)); 15531490846dSDedy Lansky wil_w(wil, RGF_USER_FW_CALIB_RESULT, (u32 __force)val); 15541490846dSDedy Lansky } 15551490846dSDedy Lansky } 15561490846dSDedy Lansky 15574aebd3bdSLior David static int wil_restore_vifs(struct wil6210_priv *wil) 15584aebd3bdSLior David { 15594aebd3bdSLior David struct wil6210_vif *vif; 15604aebd3bdSLior David struct net_device *ndev; 15614aebd3bdSLior David struct wireless_dev *wdev; 15624aebd3bdSLior David int i, rc; 15634aebd3bdSLior David 1564e4a29bddSAhmad Masri for (i = 0; i < GET_MAX_VIFS(wil); i++) { 15654aebd3bdSLior David vif = wil->vifs[i]; 15664aebd3bdSLior David if (!vif) 15674aebd3bdSLior David continue; 15685bd60982SLior David vif->ap_isolate = 0; 15694aebd3bdSLior David if (vif->mid) { 15704aebd3bdSLior David ndev = vif_to_ndev(vif); 15714aebd3bdSLior David wdev = vif_to_wdev(vif); 15724aebd3bdSLior David rc = wmi_port_allocate(wil, vif->mid, ndev->dev_addr, 15734aebd3bdSLior David wdev->iftype); 15744aebd3bdSLior David if (rc) { 15754aebd3bdSLior David wil_err(wil, "fail to restore VIF %d type %d, rc %d\n", 15764aebd3bdSLior David i, wdev->iftype, rc); 15774aebd3bdSLior David return rc; 15784aebd3bdSLior David } 15794aebd3bdSLior David } 15804aebd3bdSLior David } 15814aebd3bdSLior David 15824aebd3bdSLior David return 0; 15834aebd3bdSLior David } 15844aebd3bdSLior David 15852be7d22fSVladimir Kondratiev /* 1586f2b6b46eSMaya Erez * Clear FW and ucode log start addr to indicate FW log is not ready. The host 1587f2b6b46eSMaya Erez * driver clears the addresses before FW starts and FW initializes the address 1588f2b6b46eSMaya Erez * when it is ready to send logs. 1589f2b6b46eSMaya Erez */ 1590f2b6b46eSMaya Erez void wil_clear_fw_log_addr(struct wil6210_priv *wil) 1591f2b6b46eSMaya Erez { 1592f2b6b46eSMaya Erez /* FW log addr */ 1593f2b6b46eSMaya Erez wil_w(wil, RGF_USER_USAGE_1, 0); 1594f2b6b46eSMaya Erez /* ucode log addr */ 1595f2b6b46eSMaya Erez wil_w(wil, RGF_USER_USAGE_2, 0); 1596f2b6b46eSMaya Erez wil_dbg_misc(wil, "Cleared FW and ucode log address"); 1597f2b6b46eSMaya Erez } 1598f2b6b46eSMaya Erez 1599f2b6b46eSMaya Erez /* 16002be7d22fSVladimir Kondratiev * We reset all the structures, and we reset the UMAC. 16012be7d22fSVladimir Kondratiev * After calling this routine, you're expected to reload 16022be7d22fSVladimir Kondratiev * the firmware. 16032be7d22fSVladimir Kondratiev */ 16042cd0f021SVladimir Kondratiev int wil_reset(struct wil6210_priv *wil, bool load_fw) 16052be7d22fSVladimir Kondratiev { 16065bd60982SLior David int rc, i; 1607a8fd16d7SMaya Erez unsigned long status_flags = BIT(wil_status_resetting); 16082a0efe6aSDedy Lansky int no_flash; 16095bd60982SLior David struct wil6210_vif *vif; 16102be7d22fSVladimir Kondratiev 1611af3db60aSLazar Alexei wil_dbg_misc(wil, "reset\n"); 16129cf10d62SVladimir Kondratiev 1613097638a0SVladimir Kondratiev WARN_ON(!mutex_is_locked(&wil->mutex)); 16149419b6a2SVladimir Kondratiev WARN_ON(test_bit(wil_status_napi_en, wil->status)); 1615097638a0SVladimir Kondratiev 1616bfc2dc7aSVladimir Kondratiev if (debug_fw) { 1617bfc2dc7aSVladimir Kondratiev static const u8 mac[ETH_ALEN] = { 1618bfc2dc7aSVladimir Kondratiev 0x00, 0xde, 0xad, 0x12, 0x34, 0x56, 1619bfc2dc7aSVladimir Kondratiev }; 1620e00243faSLior David struct net_device *ndev = wil->main_ndev; 1621bfc2dc7aSVladimir Kondratiev 1622bfc2dc7aSVladimir Kondratiev ether_addr_copy(ndev->perm_addr, mac); 1623bfc2dc7aSVladimir Kondratiev ether_addr_copy(ndev->dev_addr, ndev->perm_addr); 1624bfc2dc7aSVladimir Kondratiev return 0; 1625bfc2dc7aSVladimir Kondratiev } 1626bfc2dc7aSVladimir Kondratiev 162767131a1dSVladimir Kondratiev if (wil->hw_version == HW_VER_UNKNOWN) 162867131a1dSVladimir Kondratiev return -ENODEV; 162967131a1dSVladimir Kondratiev 1630f6194f76SMaya Erez if (test_bit(WIL_PLATFORM_CAPA_T_PWR_ON_0, wil->platform_capa) && 1631f6194f76SMaya Erez wil->hw_version < HW_VER_TALYN_MB) { 163238e4c25dSMaya Erez wil_dbg_misc(wil, "Notify FW to set T_POWER_ON=0\n"); 163338e4c25dSMaya Erez wil_s(wil, RGF_USER_USAGE_8, BIT_USER_SUPPORT_T_POWER_ON_0); 163438e4c25dSMaya Erez } 163538e4c25dSMaya Erez 163638e4c25dSMaya Erez if (test_bit(WIL_PLATFORM_CAPA_EXT_CLK, wil->platform_capa)) { 163738e4c25dSMaya Erez wil_dbg_misc(wil, "Notify FW on ext clock configuration\n"); 163838e4c25dSMaya Erez wil_s(wil, RGF_USER_USAGE_8, BIT_USER_EXT_CLK); 163938e4c25dSMaya Erez } 164038e4c25dSMaya Erez 16415f0823efSMaya Erez if (wil->platform_ops.notify) { 16425f0823efSMaya Erez rc = wil->platform_ops.notify(wil->platform_handle, 16435f0823efSMaya Erez WIL_PLATFORM_EVT_PRE_RESET); 16445f0823efSMaya Erez if (rc) 1645af3db60aSLazar Alexei wil_err(wil, "PRE_RESET platform notify failed, rc %d\n", 1646af3db60aSLazar Alexei rc); 16475f0823efSMaya Erez } 16485f0823efSMaya Erez 1649f13e0630SHamad Kadmany set_bit(wil_status_resetting, wil->status); 16505bd60982SLior David mutex_lock(&wil->vif_mutex); 16515bd60982SLior David wil_abort_scan_all_vifs(wil, false); 16525bd60982SLior David mutex_unlock(&wil->vif_mutex); 16535bd60982SLior David 1654e4a29bddSAhmad Masri for (i = 0; i < GET_MAX_VIFS(wil); i++) { 16555bd60982SLior David vif = wil->vifs[i]; 16565bd60982SLior David if (vif) { 1657e00243faSLior David cancel_work_sync(&vif->disconnect_worker); 16585bd60982SLior David wil6210_disconnect(vif, NULL, 1659e1b43407SAhmad Masri WLAN_REASON_DEAUTH_LEAVING); 166042fe1e51SAhmad Masri vif->ptk_rekey_state = WIL_REKEY_IDLE; 16615bd60982SLior David } 16625bd60982SLior David } 16633ada9314SLior David wil_bcast_fini_all(wil); 1664097638a0SVladimir Kondratiev 166510d599adSMaya Erez /* Disable device led before reset*/ 166610d599adSMaya Erez wmi_led_cfg(wil, false); 166710d599adSMaya Erez 1668452133a7SMaya Erez /* prevent NAPI from being scheduled and prevent wmi commands */ 1669452133a7SMaya Erez mutex_lock(&wil->wmi_mutex); 1670a8fd16d7SMaya Erez if (test_bit(wil_status_suspending, wil->status)) 1671a8fd16d7SMaya Erez status_flags |= BIT(wil_status_suspending); 1672a8fd16d7SMaya Erez bitmap_and(wil->status, wil->status, &status_flags, 1673a8fd16d7SMaya Erez wil_status_last); 1674a8fd16d7SMaya Erez wil_dbg_misc(wil, "wil->status (0x%lx)\n", *wil->status); 1675452133a7SMaya Erez mutex_unlock(&wil->wmi_mutex); 16760fef1818SVladimir Kondratiev 1677e4dbb093SVladimir Kondratiev wil_mask_irq(wil); 16782be7d22fSVladimir Kondratiev 1679e08b5906SVladimir Kondratiev wmi_event_flush(wil); 1680e08b5906SVladimir Kondratiev 16813277213fSVladimir Kondratiev flush_workqueue(wil->wq_service); 1682e08b5906SVladimir Kondratiev flush_workqueue(wil->wmi_wq); 1683e08b5906SVladimir Kondratiev 16842a0efe6aSDedy Lansky no_flash = test_bit(hw_capa_no_flash, wil->hw_capa); 16852a0efe6aSDedy Lansky if (!no_flash) 1686409ead54SVladimir Kondratiev wil_bl_crash_info(wil, false); 16873ee908dcSHamad Kadmany wil_disable_irq(wil); 16882a0efe6aSDedy Lansky rc = wil_target_reset(wil, no_flash); 16893ee908dcSHamad Kadmany wil6210_clear_irq(wil); 16903ee908dcSHamad Kadmany wil_enable_irq(wil); 169196c93589SGidon Studinski wil->txrx_ops.rx_fini(wil); 169296c93589SGidon Studinski wil->txrx_ops.tx_fini(wil); 1693409ead54SVladimir Kondratiev if (rc) { 16942a0efe6aSDedy Lansky if (!no_flash) 1695409ead54SVladimir Kondratiev wil_bl_crash_info(wil, true); 1696a8fd16d7SMaya Erez goto out; 1697409ead54SVladimir Kondratiev } 1698bbb2adc7SVladimir Kondratiev 16992a0efe6aSDedy Lansky if (no_flash) { 17002a0efe6aSDedy Lansky rc = wil_get_otp_info(wil); 17012a0efe6aSDedy Lansky } else { 17022cd0f021SVladimir Kondratiev rc = wil_get_bl_info(wil); 17032a0efe6aSDedy Lansky if (rc == -EAGAIN && !load_fw) 17042a0efe6aSDedy Lansky /* ignore RF error if not going up */ 1705f1ad8c93SVladimir Kondratiev rc = 0; 17062a0efe6aSDedy Lansky } 17072cd0f021SVladimir Kondratiev if (rc) 1708a8fd16d7SMaya Erez goto out; 17092cd0f021SVladimir Kondratiev 17101f1a361aSLior David wil_set_oob_mode(wil, oob_mode); 17112cd0f021SVladimir Kondratiev if (load_fw) { 1712631d3b4fSMaya Erez char board_file[WIL_BOARD_FILE_MAX_NAMELEN]; 1713631d3b4fSMaya Erez 1714d554edcdSMaya Erez if (wil->secured_boot) { 1715d554edcdSMaya Erez wil_err(wil, "secured boot is not supported\n"); 1716d554edcdSMaya Erez return -ENOTSUPP; 1717d554edcdSMaya Erez } 1718d554edcdSMaya Erez 1719631d3b4fSMaya Erez board_file[0] = '\0'; 1720631d3b4fSMaya Erez wil_get_board_file(wil, board_file, sizeof(board_file)); 1721a351f2f5SLazar Alexei wil_info(wil, "Use firmware <%s> + board <%s>\n", 1722631d3b4fSMaya Erez wil->wil_fw_name, board_file); 17232cd0f021SVladimir Kondratiev 172470bcc658SLior David if (!no_flash) 172570bcc658SLior David wil_bl_prepare_halt(wil); 172670bcc658SLior David 1727151a9706SVladimir Kondratiev wil_halt_cpu(wil); 172813cd9f75SLior David memset(wil->fw_version, 0, sizeof(wil->fw_version)); 1729151a9706SVladimir Kondratiev /* Loading f/w from the file */ 1730a351f2f5SLazar Alexei rc = wil_request_firmware(wil, wil->wil_fw_name, true); 1731151a9706SVladimir Kondratiev if (rc) 1732a8fd16d7SMaya Erez goto out; 1733a7feb56fSMaya Erez if (wil->num_of_brd_entries) 1734631d3b4fSMaya Erez rc = wil_request_board(wil, board_file); 173581b35afaSMaya Erez else 1736631d3b4fSMaya Erez rc = wil_request_firmware(wil, board_file, true); 17372cd0f021SVladimir Kondratiev if (rc) 1738a8fd16d7SMaya Erez goto out; 1739151a9706SVladimir Kondratiev 17401490846dSDedy Lansky wil_pre_fw_config(wil); 1741151a9706SVladimir Kondratiev wil_release_cpu(wil); 1742151a9706SVladimir Kondratiev } 17438bf6adb9SVladimir Kondratiev 17442be7d22fSVladimir Kondratiev /* init after reset */ 174516735d02SWolfram Sang reinit_completion(&wil->wmi_ready); 174659502647SDedy Lansky reinit_completion(&wil->wmi_call); 1747349214c1SMaya Erez reinit_completion(&wil->halp.comp); 17482be7d22fSVladimir Kondratiev 1749a8fd16d7SMaya Erez clear_bit(wil_status_resetting, wil->status); 1750a8fd16d7SMaya Erez 17512cd0f021SVladimir Kondratiev if (load_fw) { 1752e4dbb093SVladimir Kondratiev wil_unmask_irq(wil); 17532be7d22fSVladimir Kondratiev 17542be7d22fSVladimir Kondratiev /* we just started MAC, wait for FW ready */ 17552be7d22fSVladimir Kondratiev rc = wil_wait_for_fw_ready(wil); 17565f0823efSMaya Erez if (rc) 17575f0823efSMaya Erez return rc; 17585f0823efSMaya Erez 17595f0823efSMaya Erez /* check FW is responsive */ 1760cec94d8cSVladimir Kondratiev rc = wmi_echo(wil); 17615f0823efSMaya Erez if (rc) { 1762af3db60aSLazar Alexei wil_err(wil, "wmi_echo failed, rc %d\n", rc); 17635f0823efSMaya Erez return rc; 17645f0823efSMaya Erez } 17655f0823efSMaya Erez 176696c93589SGidon Studinski wil->txrx_ops.configure_interrupt_moderation(wil); 176796c93589SGidon Studinski 17681bb38e8bSMaya Erez /* Enable OFU rdy valid bug fix, to prevent hang in oful34_rx 17691bb38e8bSMaya Erez * while there is back-pressure from Host during RX 17701bb38e8bSMaya Erez */ 17711bb38e8bSMaya Erez if (wil->hw_version >= HW_VER_TALYN_MB) 17721bb38e8bSMaya Erez wil_s(wil, RGF_DMA_MISC_CTL, 17731bb38e8bSMaya Erez BIT_OFUL34_RDY_VALID_BUG_FIX_EN); 17741bb38e8bSMaya Erez 17754aebd3bdSLior David rc = wil_restore_vifs(wil); 17764aebd3bdSLior David if (rc) { 17774aebd3bdSLior David wil_err(wil, "failed to restore vifs, rc %d\n", rc); 17784aebd3bdSLior David return rc; 17794aebd3bdSLior David } 17804aebd3bdSLior David 17813ead1e01SLior David wil_collect_fw_info(wil); 17823ead1e01SLior David 17838b068c03SLazar Alexei if (wil->ps_profile != WMI_PS_PROFILE_TYPE_DEFAULT) 17848b068c03SLazar Alexei wil_ps_update(wil, wil->ps_profile); 17858b068c03SLazar Alexei 17865f0823efSMaya Erez if (wil->platform_ops.notify) { 17875f0823efSMaya Erez rc = wil->platform_ops.notify(wil->platform_handle, 17885f0823efSMaya Erez WIL_PLATFORM_EVT_FW_RDY); 17895f0823efSMaya Erez if (rc) { 1790af3db60aSLazar Alexei wil_err(wil, "FW_RDY notify failed, rc %d\n", 1791af3db60aSLazar Alexei rc); 17925f0823efSMaya Erez rc = 0; 17935f0823efSMaya Erez } 17945f0823efSMaya Erez } 17952cd0f021SVladimir Kondratiev } 17962be7d22fSVladimir Kondratiev 17972be7d22fSVladimir Kondratiev return rc; 1798a8fd16d7SMaya Erez 1799a8fd16d7SMaya Erez out: 1800a8fd16d7SMaya Erez clear_bit(wil_status_resetting, wil->status); 1801a8fd16d7SMaya Erez return rc; 18022be7d22fSVladimir Kondratiev } 18032be7d22fSVladimir Kondratiev 1804ed6f9dc6SVladimir Kondratiev void wil_fw_error_recovery(struct wil6210_priv *wil) 1805ed6f9dc6SVladimir Kondratiev { 1806ed6f9dc6SVladimir Kondratiev wil_dbg_misc(wil, "starting fw error recovery\n"); 1807f13e0630SHamad Kadmany 1808f13e0630SHamad Kadmany if (test_bit(wil_status_resetting, wil->status)) { 1809f13e0630SHamad Kadmany wil_info(wil, "Reset already in progress\n"); 1810f13e0630SHamad Kadmany return; 1811f13e0630SHamad Kadmany } 1812f13e0630SHamad Kadmany 1813c33407a8SVladimir Kondratiev wil->recovery_state = fw_recovery_pending; 1814ed6f9dc6SVladimir Kondratiev schedule_work(&wil->fw_error_worker); 1815ed6f9dc6SVladimir Kondratiev } 18162be7d22fSVladimir Kondratiev 181773d839aeSVladimir Kondratiev int __wil_up(struct wil6210_priv *wil) 18182be7d22fSVladimir Kondratiev { 1819e00243faSLior David struct net_device *ndev = wil->main_ndev; 1820e00243faSLior David struct wireless_dev *wdev = ndev->ieee80211_ptr; 18212be7d22fSVladimir Kondratiev int rc; 18222be7d22fSVladimir Kondratiev 1823097638a0SVladimir Kondratiev WARN_ON(!mutex_is_locked(&wil->mutex)); 1824097638a0SVladimir Kondratiev 1825a0618945SAhmad Masri down_write(&wil->mem_lock); 18262cd0f021SVladimir Kondratiev rc = wil_reset(wil, true); 1827a0618945SAhmad Masri up_write(&wil->mem_lock); 18282be7d22fSVladimir Kondratiev if (rc) 18292be7d22fSVladimir Kondratiev return rc; 18302be7d22fSVladimir Kondratiev 183196c93589SGidon Studinski /* Rx RING. After MAC and beacon */ 1832cbebe277SMaya Erez if (rx_ring_order == 0) 1833cbebe277SMaya Erez rx_ring_order = wil->hw_version < HW_VER_TALYN_MB ? 1834cbebe277SMaya Erez WIL_RX_RING_SIZE_ORDER_DEFAULT : 1835cbebe277SMaya Erez WIL_RX_RING_SIZE_ORDER_TALYN_DEFAULT; 1836cbebe277SMaya Erez 183761e5ec04SDedy Lansky rc = wil->txrx_ops.rx_init(wil, rx_ring_order); 183896c93589SGidon Studinski if (rc) 183996c93589SGidon Studinski return rc; 184096c93589SGidon Studinski 184196c93589SGidon Studinski rc = wil->txrx_ops.tx_init(wil); 1842e31b2562SVladimir Kondratiev if (rc) 1843e31b2562SVladimir Kondratiev return rc; 1844e31b2562SVladimir Kondratiev 18452be7d22fSVladimir Kondratiev switch (wdev->iftype) { 18462be7d22fSVladimir Kondratiev case NL80211_IFTYPE_STATION: 18477743882dSVladimir Kondratiev wil_dbg_misc(wil, "type: STATION\n"); 18482be7d22fSVladimir Kondratiev ndev->type = ARPHRD_ETHER; 18492be7d22fSVladimir Kondratiev break; 18502be7d22fSVladimir Kondratiev case NL80211_IFTYPE_AP: 18517743882dSVladimir Kondratiev wil_dbg_misc(wil, "type: AP\n"); 18522be7d22fSVladimir Kondratiev ndev->type = ARPHRD_ETHER; 18532be7d22fSVladimir Kondratiev break; 18542be7d22fSVladimir Kondratiev case NL80211_IFTYPE_P2P_CLIENT: 18557743882dSVladimir Kondratiev wil_dbg_misc(wil, "type: P2P_CLIENT\n"); 18562be7d22fSVladimir Kondratiev ndev->type = ARPHRD_ETHER; 18572be7d22fSVladimir Kondratiev break; 18582be7d22fSVladimir Kondratiev case NL80211_IFTYPE_P2P_GO: 18597743882dSVladimir Kondratiev wil_dbg_misc(wil, "type: P2P_GO\n"); 18602be7d22fSVladimir Kondratiev ndev->type = ARPHRD_ETHER; 18612be7d22fSVladimir Kondratiev break; 18622be7d22fSVladimir Kondratiev case NL80211_IFTYPE_MONITOR: 18637743882dSVladimir Kondratiev wil_dbg_misc(wil, "type: Monitor\n"); 18642be7d22fSVladimir Kondratiev ndev->type = ARPHRD_IEEE80211_RADIOTAP; 18652be7d22fSVladimir Kondratiev /* ARPHRD_IEEE80211 or ARPHRD_IEEE80211_RADIOTAP ? */ 18662be7d22fSVladimir Kondratiev break; 18672be7d22fSVladimir Kondratiev default: 18682be7d22fSVladimir Kondratiev return -EOPNOTSUPP; 18692be7d22fSVladimir Kondratiev } 18702be7d22fSVladimir Kondratiev 18712be7d22fSVladimir Kondratiev /* MAC address - pre-requisite for other commands */ 18722be7d22fSVladimir Kondratiev wmi_set_mac_address(wil, ndev->dev_addr); 18732be7d22fSVladimir Kondratiev 187473d839aeSVladimir Kondratiev wil_dbg_misc(wil, "NAPI enable\n"); 1875e0287c4aSVladimir Kondratiev napi_enable(&wil->napi_rx); 1876e0287c4aSVladimir Kondratiev napi_enable(&wil->napi_tx); 18779419b6a2SVladimir Kondratiev set_bit(wil_status_napi_en, wil->status); 1878e0287c4aSVladimir Kondratiev 18799953a782SLior David wil6210_bus_request(wil, WIL_DEFAULT_BUS_REQUEST_KBPS); 1880f772ebfbSVladimir Kondratiev 18812be7d22fSVladimir Kondratiev return 0; 18822be7d22fSVladimir Kondratiev } 18832be7d22fSVladimir Kondratiev 18842be7d22fSVladimir Kondratiev int wil_up(struct wil6210_priv *wil) 18852be7d22fSVladimir Kondratiev { 18862be7d22fSVladimir Kondratiev int rc; 18872be7d22fSVladimir Kondratiev 1888af3db60aSLazar Alexei wil_dbg_misc(wil, "up\n"); 18899cf10d62SVladimir Kondratiev 18902be7d22fSVladimir Kondratiev mutex_lock(&wil->mutex); 18912be7d22fSVladimir Kondratiev rc = __wil_up(wil); 18922be7d22fSVladimir Kondratiev mutex_unlock(&wil->mutex); 18932be7d22fSVladimir Kondratiev 18942be7d22fSVladimir Kondratiev return rc; 18952be7d22fSVladimir Kondratiev } 18962be7d22fSVladimir Kondratiev 189773d839aeSVladimir Kondratiev int __wil_down(struct wil6210_priv *wil) 18982be7d22fSVladimir Kondratiev { 1899a0618945SAhmad Masri int rc; 1900097638a0SVladimir Kondratiev WARN_ON(!mutex_is_locked(&wil->mutex)); 1901097638a0SVladimir Kondratiev 1902b0c0e688SLazar Alexei set_bit(wil_status_resetting, wil->status); 1903b0c0e688SLazar Alexei 19049953a782SLior David wil6210_bus_request(wil, 0); 1905f772ebfbSVladimir Kondratiev 190673d839aeSVladimir Kondratiev wil_disable_irq(wil); 19079419b6a2SVladimir Kondratiev if (test_and_clear_bit(wil_status_napi_en, wil->status)) { 1908e0287c4aSVladimir Kondratiev napi_disable(&wil->napi_rx); 1909e0287c4aSVladimir Kondratiev napi_disable(&wil->napi_tx); 191073d839aeSVladimir Kondratiev wil_dbg_misc(wil, "NAPI disable\n"); 191173d839aeSVladimir Kondratiev } 191273d839aeSVladimir Kondratiev wil_enable_irq(wil); 1913e0287c4aSVladimir Kondratiev 1914404bbb3cSLior David mutex_lock(&wil->vif_mutex); 1915035859a5SMaya Erez wil_p2p_stop_radio_operations(wil); 19165bd60982SLior David wil_abort_scan_all_vifs(wil, false); 1917404bbb3cSLior David mutex_unlock(&wil->vif_mutex); 19182be7d22fSVladimir Kondratiev 1919a0618945SAhmad Masri down_write(&wil->mem_lock); 1920a0618945SAhmad Masri rc = wil_reset(wil, false); 1921a0618945SAhmad Masri up_write(&wil->mem_lock); 1922a0618945SAhmad Masri 1923a0618945SAhmad Masri return rc; 19242be7d22fSVladimir Kondratiev } 19252be7d22fSVladimir Kondratiev 19262be7d22fSVladimir Kondratiev int wil_down(struct wil6210_priv *wil) 19272be7d22fSVladimir Kondratiev { 19282be7d22fSVladimir Kondratiev int rc; 19292be7d22fSVladimir Kondratiev 1930af3db60aSLazar Alexei wil_dbg_misc(wil, "down\n"); 19319cf10d62SVladimir Kondratiev 1932c33407a8SVladimir Kondratiev wil_set_recovery_state(wil, fw_recovery_idle); 19332be7d22fSVladimir Kondratiev mutex_lock(&wil->mutex); 19342be7d22fSVladimir Kondratiev rc = __wil_down(wil); 19352be7d22fSVladimir Kondratiev mutex_unlock(&wil->mutex); 19362be7d22fSVladimir Kondratiev 19372be7d22fSVladimir Kondratiev return rc; 19382be7d22fSVladimir Kondratiev } 19393df2cd36SVladimir Kondratiev 1940e00243faSLior David int wil_find_cid(struct wil6210_priv *wil, u8 mid, const u8 *mac) 19413df2cd36SVladimir Kondratiev { 19423df2cd36SVladimir Kondratiev int i; 19433df2cd36SVladimir Kondratiev int rc = -ENOENT; 19443df2cd36SVladimir Kondratiev 1945ddf7afddSAhmad Masri for (i = 0; i < wil->max_assoc_sta; i++) { 1946e00243faSLior David if (wil->sta[i].mid == mid && 1947e00243faSLior David wil->sta[i].status != wil_sta_unused && 1948108d1eb6SVladimir Kondratiev ether_addr_equal(wil->sta[i].addr, mac)) { 19493df2cd36SVladimir Kondratiev rc = i; 19503df2cd36SVladimir Kondratiev break; 19513df2cd36SVladimir Kondratiev } 19523df2cd36SVladimir Kondratiev } 19533df2cd36SVladimir Kondratiev 19543df2cd36SVladimir Kondratiev return rc; 19553df2cd36SVladimir Kondratiev } 1956349214c1SMaya Erez 1957349214c1SMaya Erez void wil_halp_vote(struct wil6210_priv *wil) 1958349214c1SMaya Erez { 1959349214c1SMaya Erez unsigned long rc; 1960349214c1SMaya Erez unsigned long to_jiffies = msecs_to_jiffies(WAIT_FOR_HALP_VOTE_MS); 1961349214c1SMaya Erez 19623d0aa919SMaya Erez if (wil->hw_version >= HW_VER_TALYN_MB) 19633d0aa919SMaya Erez return; 19643d0aa919SMaya Erez 1965349214c1SMaya Erez mutex_lock(&wil->halp.lock); 1966349214c1SMaya Erez 1967af3db60aSLazar Alexei wil_dbg_irq(wil, "halp_vote: start, HALP ref_cnt (%d)\n", 1968349214c1SMaya Erez wil->halp.ref_cnt); 1969349214c1SMaya Erez 1970349214c1SMaya Erez if (++wil->halp.ref_cnt == 1) { 197118618a9fSMaya Erez reinit_completion(&wil->halp.comp); 1972979c9d8dSMaya Erez /* mark to IRQ context to handle HALP ICR */ 1973979c9d8dSMaya Erez wil->halp.handle_icr = true; 1974349214c1SMaya Erez wil6210_set_halp(wil); 1975349214c1SMaya Erez rc = wait_for_completion_timeout(&wil->halp.comp, to_jiffies); 1976f1b7764fSMaya Erez if (!rc) { 1977af3db60aSLazar Alexei wil_err(wil, "HALP vote timed out\n"); 1978f1b7764fSMaya Erez /* Mask HALP as done in case the interrupt is raised */ 1979979c9d8dSMaya Erez wil->halp.handle_icr = false; 1980f1b7764fSMaya Erez wil6210_mask_halp(wil); 1981f1b7764fSMaya Erez } else { 1982ef86f249SLior David wil_dbg_irq(wil, 1983af3db60aSLazar Alexei "halp_vote: HALP vote completed after %d ms\n", 1984349214c1SMaya Erez jiffies_to_msecs(to_jiffies - rc)); 1985349214c1SMaya Erez } 1986f1b7764fSMaya Erez } 1987349214c1SMaya Erez 1988af3db60aSLazar Alexei wil_dbg_irq(wil, "halp_vote: end, HALP ref_cnt (%d)\n", 1989349214c1SMaya Erez wil->halp.ref_cnt); 1990349214c1SMaya Erez 1991349214c1SMaya Erez mutex_unlock(&wil->halp.lock); 1992349214c1SMaya Erez } 1993349214c1SMaya Erez 1994349214c1SMaya Erez void wil_halp_unvote(struct wil6210_priv *wil) 1995349214c1SMaya Erez { 19963d0aa919SMaya Erez if (wil->hw_version >= HW_VER_TALYN_MB) 19973d0aa919SMaya Erez return; 19983d0aa919SMaya Erez 1999349214c1SMaya Erez WARN_ON(wil->halp.ref_cnt == 0); 2000349214c1SMaya Erez 2001349214c1SMaya Erez mutex_lock(&wil->halp.lock); 2002349214c1SMaya Erez 2003af3db60aSLazar Alexei wil_dbg_irq(wil, "halp_unvote: start, HALP ref_cnt (%d)\n", 2004349214c1SMaya Erez wil->halp.ref_cnt); 2005349214c1SMaya Erez 2006349214c1SMaya Erez if (--wil->halp.ref_cnt == 0) { 2007349214c1SMaya Erez wil6210_clear_halp(wil); 2008af3db60aSLazar Alexei wil_dbg_irq(wil, "HALP unvote\n"); 2009349214c1SMaya Erez } 2010349214c1SMaya Erez 2011af3db60aSLazar Alexei wil_dbg_irq(wil, "halp_unvote:end, HALP ref_cnt (%d)\n", 2012349214c1SMaya Erez wil->halp.ref_cnt); 2013349214c1SMaya Erez 2014349214c1SMaya Erez mutex_unlock(&wil->halp.lock); 2015349214c1SMaya Erez } 201696c93589SGidon Studinski 201796c93589SGidon Studinski void wil_init_txrx_ops(struct wil6210_priv *wil) 201896c93589SGidon Studinski { 201996c93589SGidon Studinski if (wil->use_enhanced_dma_hw) 202096c93589SGidon Studinski wil_init_txrx_ops_edma(wil); 202196c93589SGidon Studinski else 202296c93589SGidon Studinski wil_init_txrx_ops_legacy_dma(wil); 202396c93589SGidon Studinski } 2024