185630469SLior David // SPDX-License-Identifier: ISC
22be7d22fSVladimir Kondratiev /*
3849a564bSDedy Lansky * Copyright (c) 2012-2017 Qualcomm Atheros, Inc.
4bf0353a6SAhmad Masri * Copyright (c) 2018-2019, The Linux Foundation. All rights reserved.
52be7d22fSVladimir Kondratiev */
62be7d22fSVladimir Kondratiev
72be7d22fSVladimir Kondratiev #include <linux/moduleparam.h>
82be7d22fSVladimir Kondratiev #include <linux/if_arp.h>
9108d1eb6SVladimir Kondratiev #include <linux/etherdevice.h>
10e41ab937SDedy Lansky #include <linux/rtnetlink.h>
112be7d22fSVladimir Kondratiev
122be7d22fSVladimir Kondratiev #include "wil6210.h"
13b4490f42SVladimir Kondratiev #include "txrx.h"
1496c93589SGidon Studinski #include "txrx_edma.h"
15f172b563SDedy Lansky #include "wmi.h"
16f1ad8c93SVladimir Kondratiev #include "boot_loader.h"
17f172b563SDedy Lansky
18349214c1SMaya Erez #define WAIT_FOR_HALP_VOTE_MS 100
19035859a5SMaya Erez #define WAIT_FOR_SCAN_ABORT_MS 1000
2096c93589SGidon Studinski #define WIL_DEFAULT_NUM_RX_STATUS_RINGS 1
21631d3b4fSMaya Erez #define WIL_BOARD_FILE_MAX_NAMELEN 128
22349214c1SMaya Erez
23bfc2dc7aSVladimir Kondratiev bool debug_fw; /* = false; */
2478484c44SMaya Erez module_param(debug_fw, bool, 0444);
25bfc2dc7aSVladimir Kondratiev MODULE_PARM_DESC(debug_fw, " do not perform card reset. For FW debug");
26bfc2dc7aSVladimir Kondratiev
27b8c31b5dSLior David static u8 oob_mode;
28b8c31b5dSLior David module_param(oob_mode, byte, 0444);
291f1a361aSLior David MODULE_PARM_DESC(oob_mode,
301f1a361aSLior David " enable out of the box (OOB) mode in FW, for diagnostics and certification");
311f1a361aSLior David
32c33407a8SVladimir Kondratiev bool no_fw_recovery;
3378484c44SMaya Erez module_param(no_fw_recovery, bool, 0644);
34c33407a8SVladimir Kondratiev MODULE_PARM_DESC(no_fw_recovery, " disable automatic FW error recovery");
35ed6f9dc6SVladimir Kondratiev
36ab954628SVladimir Kondratiev /* if not set via modparam, will be set to default value of 1/8 of
37ab954628SVladimir Kondratiev * rx ring size during init flow
38ab954628SVladimir Kondratiev */
39ab954628SVladimir Kondratiev unsigned short rx_ring_overflow_thrsh = WIL6210_RX_HIGH_TRSH_INIT;
4078484c44SMaya Erez module_param(rx_ring_overflow_thrsh, ushort, 0444);
41ab954628SVladimir Kondratiev MODULE_PARM_DESC(rx_ring_overflow_thrsh,
42ab954628SVladimir Kondratiev " RX ring overflow threshold in descriptors.");
43b6b1b0ecSVladimir Kondratiev
449a06bec9SVladimir Kondratiev /* We allow allocation of more than 1 page buffers to support large packets.
459a06bec9SVladimir Kondratiev * It is suboptimal behavior performance wise in case MTU above page size.
469a06bec9SVladimir Kondratiev */
47c44690a1SVladimir Kondratiev unsigned int mtu_max = TXRX_BUF_LEN_DEFAULT - WIL_MAX_MPDU_OVERHEAD;
mtu_max_set(const char * val,const struct kernel_param * kp)489a06bec9SVladimir Kondratiev static int mtu_max_set(const char *val, const struct kernel_param *kp)
499a06bec9SVladimir Kondratiev {
509a06bec9SVladimir Kondratiev int ret;
519a06bec9SVladimir Kondratiev
529a06bec9SVladimir Kondratiev /* sets mtu_max directly. no need to restore it in case of
539a06bec9SVladimir Kondratiev * illegal value since we assume this will fail insmod
549a06bec9SVladimir Kondratiev */
559a06bec9SVladimir Kondratiev ret = param_set_uint(val, kp);
569a06bec9SVladimir Kondratiev if (ret)
579a06bec9SVladimir Kondratiev return ret;
589a06bec9SVladimir Kondratiev
594590d812SVladimir Kondratiev if (mtu_max < 68 || mtu_max > WIL_MAX_ETH_MTU)
609a06bec9SVladimir Kondratiev ret = -EINVAL;
619a06bec9SVladimir Kondratiev
629a06bec9SVladimir Kondratiev return ret;
639a06bec9SVladimir Kondratiev }
649a06bec9SVladimir Kondratiev
659c27847dSLuis R. Rodriguez static const struct kernel_param_ops mtu_max_ops = {
669a06bec9SVladimir Kondratiev .set = mtu_max_set,
679a06bec9SVladimir Kondratiev .get = param_get_uint,
689a06bec9SVladimir Kondratiev };
699a06bec9SVladimir Kondratiev
7078484c44SMaya Erez module_param_cb(mtu_max, &mtu_max_ops, &mtu_max, 0444);
719a06bec9SVladimir Kondratiev MODULE_PARM_DESC(mtu_max, " Max MTU value.");
729a06bec9SVladimir Kondratiev
73cbebe277SMaya Erez static uint rx_ring_order;
74d3762b40SVladimir Kondratiev static uint tx_ring_order = WIL_TX_RING_SIZE_ORDER_DEFAULT;
7541d6b093SVladimir Kondratiev static uint bcast_ring_order = WIL_BCAST_RING_SIZE_ORDER_DEFAULT;
76d3762b40SVladimir Kondratiev
ring_order_set(const char * val,const struct kernel_param * kp)77d3762b40SVladimir Kondratiev static int ring_order_set(const char *val, const struct kernel_param *kp)
78d3762b40SVladimir Kondratiev {
79d3762b40SVladimir Kondratiev int ret;
80d3762b40SVladimir Kondratiev uint x;
81d3762b40SVladimir Kondratiev
82d3762b40SVladimir Kondratiev ret = kstrtouint(val, 0, &x);
83d3762b40SVladimir Kondratiev if (ret)
84d3762b40SVladimir Kondratiev return ret;
85d3762b40SVladimir Kondratiev
86d3762b40SVladimir Kondratiev if ((x < WIL_RING_SIZE_ORDER_MIN) || (x > WIL_RING_SIZE_ORDER_MAX))
87d3762b40SVladimir Kondratiev return -EINVAL;
88d3762b40SVladimir Kondratiev
89d3762b40SVladimir Kondratiev *((uint *)kp->arg) = x;
90d3762b40SVladimir Kondratiev
91d3762b40SVladimir Kondratiev return 0;
92d3762b40SVladimir Kondratiev }
93d3762b40SVladimir Kondratiev
949c27847dSLuis R. Rodriguez static const struct kernel_param_ops ring_order_ops = {
95d3762b40SVladimir Kondratiev .set = ring_order_set,
96d3762b40SVladimir Kondratiev .get = param_get_uint,
97d3762b40SVladimir Kondratiev };
98d3762b40SVladimir Kondratiev
9978484c44SMaya Erez module_param_cb(rx_ring_order, &ring_order_ops, &rx_ring_order, 0444);
100d3762b40SVladimir Kondratiev MODULE_PARM_DESC(rx_ring_order, " Rx ring order; size = 1 << order");
10178484c44SMaya Erez module_param_cb(tx_ring_order, &ring_order_ops, &tx_ring_order, 0444);
102d3762b40SVladimir Kondratiev MODULE_PARM_DESC(tx_ring_order, " Tx ring order; size = 1 << order");
10378484c44SMaya Erez module_param_cb(bcast_ring_order, &ring_order_ops, &bcast_ring_order, 0444);
104d507d1b7SVladimir Kondratiev MODULE_PARM_DESC(bcast_ring_order, " Bcast ring order; size = 1 << order");
105d3762b40SVladimir Kondratiev
106f1dbb6c1SMaya Erez enum {
107f1dbb6c1SMaya Erez WIL_BOOT_ERR,
108f1dbb6c1SMaya Erez WIL_BOOT_VANILLA,
109f1dbb6c1SMaya Erez WIL_BOOT_PRODUCTION,
110f1dbb6c1SMaya Erez WIL_BOOT_DEVELOPMENT,
111f1dbb6c1SMaya Erez };
112f1dbb6c1SMaya Erez
113f1dbb6c1SMaya Erez enum {
114f1dbb6c1SMaya Erez WIL_SIG_STATUS_VANILLA = 0x0,
115f1dbb6c1SMaya Erez WIL_SIG_STATUS_DEVELOPMENT = 0x1,
116f1dbb6c1SMaya Erez WIL_SIG_STATUS_PRODUCTION = 0x2,
117f1dbb6c1SMaya Erez WIL_SIG_STATUS_CORRUPTED_PRODUCTION = 0x3,
118f1dbb6c1SMaya Erez };
119f1dbb6c1SMaya Erez
120f1dbb6c1SMaya Erez #define RST_DELAY (20) /* msec, for loop in @wil_wait_device_ready */
121520d68e7SVladimir Kondratiev #define RST_COUNT (1 + 1000/RST_DELAY) /* round up to be above 1 sec total */
122520d68e7SVladimir Kondratiev
123f1dbb6c1SMaya Erez #define PMU_READY_DELAY_MS (4) /* ms, for sleep in @wil_wait_device_ready */
124f1dbb6c1SMaya Erez
125f1dbb6c1SMaya Erez #define OTP_HW_DELAY (200) /* usec, loop in @wil_wait_device_ready_talyn_mb */
126f1dbb6c1SMaya Erez /* round up to be above 2 ms total */
127f1dbb6c1SMaya Erez #define OTP_HW_COUNT (1 + 2000 / OTP_HW_DELAY)
128f1dbb6c1SMaya Erez
1292be7d22fSVladimir Kondratiev /*
1302be7d22fSVladimir Kondratiev * Due to a hardware issue,
1312be7d22fSVladimir Kondratiev * one has to read/write to/from NIC in 32-bit chunks;
1322be7d22fSVladimir Kondratiev * regular memcpy_fromio and siblings will
1332be7d22fSVladimir Kondratiev * not work on 64-bit platform - it uses 64-bit transactions
1342be7d22fSVladimir Kondratiev *
1352be7d22fSVladimir Kondratiev * Force 32-bit transactions to enable NIC on 64-bit platforms
1362be7d22fSVladimir Kondratiev *
1372be7d22fSVladimir Kondratiev * To avoid byte swap on big endian host, __raw_{read|write}l
1382be7d22fSVladimir Kondratiev * should be used - {read|write}l would swap bytes to provide
1392be7d22fSVladimir Kondratiev * little endian on PCI value in host endianness.
1402be7d22fSVladimir Kondratiev */
wil_memcpy_fromio_32(void * dst,const volatile void __iomem * src,size_t count)1412be7d22fSVladimir Kondratiev void wil_memcpy_fromio_32(void *dst, const volatile void __iomem *src,
1422be7d22fSVladimir Kondratiev size_t count)
1432be7d22fSVladimir Kondratiev {
1442be7d22fSVladimir Kondratiev u32 *d = dst;
1452be7d22fSVladimir Kondratiev const volatile u32 __iomem *s = src;
1462be7d22fSVladimir Kondratiev
1470f6edfe2SDedy Lansky for (; count >= 4; count -= 4)
1482be7d22fSVladimir Kondratiev *d++ = __raw_readl(s++);
1490f6edfe2SDedy Lansky
1500f6edfe2SDedy Lansky if (unlikely(count)) {
1510f6edfe2SDedy Lansky /* count can be 1..3 */
1520f6edfe2SDedy Lansky u32 tmp = __raw_readl(s);
1530f6edfe2SDedy Lansky
1540f6edfe2SDedy Lansky memcpy(d, &tmp, count);
1550f6edfe2SDedy Lansky }
1562be7d22fSVladimir Kondratiev }
1572be7d22fSVladimir Kondratiev
wil_memcpy_toio_32(volatile void __iomem * dst,const void * src,size_t count)1582be7d22fSVladimir Kondratiev void wil_memcpy_toio_32(volatile void __iomem *dst, const void *src,
1592be7d22fSVladimir Kondratiev size_t count)
1602be7d22fSVladimir Kondratiev {
1612be7d22fSVladimir Kondratiev volatile u32 __iomem *d = dst;
1622be7d22fSVladimir Kondratiev const u32 *s = src;
1632be7d22fSVladimir Kondratiev
1640f6edfe2SDedy Lansky for (; count >= 4; count -= 4)
1652be7d22fSVladimir Kondratiev __raw_writel(*s++, d++);
1660f6edfe2SDedy Lansky
1670f6edfe2SDedy Lansky if (unlikely(count)) {
1680f6edfe2SDedy Lansky /* count can be 1..3 */
1690f6edfe2SDedy Lansky u32 tmp = 0;
1700f6edfe2SDedy Lansky
1710f6edfe2SDedy Lansky memcpy(&tmp, s, count);
1720f6edfe2SDedy Lansky __raw_writel(tmp, d);
1730f6edfe2SDedy Lansky }
1742be7d22fSVladimir Kondratiev }
1752be7d22fSVladimir Kondratiev
176a0618945SAhmad Masri /* Device memory access is prohibited while reset or suspend.
177a0618945SAhmad Masri * wil_mem_access_lock protects accessing device memory in these cases
178a0618945SAhmad Masri */
wil_mem_access_lock(struct wil6210_priv * wil)179a0618945SAhmad Masri int wil_mem_access_lock(struct wil6210_priv *wil)
180a0618945SAhmad Masri {
181a0618945SAhmad Masri if (!down_read_trylock(&wil->mem_lock))
182a0618945SAhmad Masri return -EBUSY;
183a0618945SAhmad Masri
184a0618945SAhmad Masri if (test_bit(wil_status_suspending, wil->status) ||
185a0618945SAhmad Masri test_bit(wil_status_suspended, wil->status)) {
186a0618945SAhmad Masri up_read(&wil->mem_lock);
187a0618945SAhmad Masri return -EBUSY;
188a0618945SAhmad Masri }
189a0618945SAhmad Masri
190a0618945SAhmad Masri return 0;
191a0618945SAhmad Masri }
192a0618945SAhmad Masri
wil_mem_access_unlock(struct wil6210_priv * wil)193a0618945SAhmad Masri void wil_mem_access_unlock(struct wil6210_priv *wil)
194a0618945SAhmad Masri {
195a0618945SAhmad Masri up_read(&wil->mem_lock);
196a0618945SAhmad Masri }
197a0618945SAhmad Masri
wil_ring_fini_tx(struct wil6210_priv * wil,int id)19896c93589SGidon Studinski static void wil_ring_fini_tx(struct wil6210_priv *wil, int id)
19996c93589SGidon Studinski {
20096c93589SGidon Studinski struct wil_ring *ring = &wil->ring_tx[id];
20196c93589SGidon Studinski struct wil_ring_tx_data *txdata = &wil->ring_tx_data[id];
20296c93589SGidon Studinski
20396c93589SGidon Studinski lockdep_assert_held(&wil->mutex);
20496c93589SGidon Studinski
20596c93589SGidon Studinski if (!ring->va)
20696c93589SGidon Studinski return;
20796c93589SGidon Studinski
20896c93589SGidon Studinski wil_dbg_misc(wil, "vring_fini_tx: id=%d\n", id);
20996c93589SGidon Studinski
21096c93589SGidon Studinski spin_lock_bh(&txdata->lock);
21196c93589SGidon Studinski txdata->dot1x_open = false;
21296c93589SGidon Studinski txdata->mid = U8_MAX;
21396c93589SGidon Studinski txdata->enabled = 0; /* no Tx can be in progress or start anew */
21496c93589SGidon Studinski spin_unlock_bh(&txdata->lock);
21596c93589SGidon Studinski /* napi_synchronize waits for completion of the current NAPI but will
21696c93589SGidon Studinski * not prevent the next NAPI run.
21796c93589SGidon Studinski * Add a memory barrier to guarantee that txdata->enabled is zeroed
21896c93589SGidon Studinski * before napi_synchronize so that the next scheduled NAPI will not
21996c93589SGidon Studinski * handle this vring
22096c93589SGidon Studinski */
22196c93589SGidon Studinski wmb();
22296c93589SGidon Studinski /* make sure NAPI won't touch this vring */
22396c93589SGidon Studinski if (test_bit(wil_status_napi_en, wil->status))
22496c93589SGidon Studinski napi_synchronize(&wil->napi_tx);
22596c93589SGidon Studinski
22696c93589SGidon Studinski wil->txrx_ops.ring_fini_tx(wil, ring);
22796c93589SGidon Studinski }
22896c93589SGidon Studinski
wil_vif_is_connected(struct wil6210_priv * wil,u8 mid)229e1b43407SAhmad Masri static bool wil_vif_is_connected(struct wil6210_priv *wil, u8 mid)
230e1b43407SAhmad Masri {
231e1b43407SAhmad Masri int i;
232e1b43407SAhmad Masri
233ddf7afddSAhmad Masri for (i = 0; i < wil->max_assoc_sta; i++) {
234e1b43407SAhmad Masri if (wil->sta[i].mid == mid &&
235e1b43407SAhmad Masri wil->sta[i].status == wil_sta_connected)
236e1b43407SAhmad Masri return true;
237e1b43407SAhmad Masri }
238e1b43407SAhmad Masri
239e1b43407SAhmad Masri return false;
240e1b43407SAhmad Masri }
241e1b43407SAhmad Masri
wil_disconnect_cid_complete(struct wil6210_vif * vif,int cid,u16 reason_code)242e1b43407SAhmad Masri static void wil_disconnect_cid_complete(struct wil6210_vif *vif, int cid,
243e1b43407SAhmad Masri u16 reason_code)
244bd33273bSVladimir Kondratiev __acquires(&sta->tid_rx_lock) __releases(&sta->tid_rx_lock)
2452be7d22fSVladimir Kondratiev {
24691886b0bSVladimir Kondratiev uint i;
247e00243faSLior David struct wil6210_priv *wil = vif_to_wil(vif);
248e00243faSLior David struct net_device *ndev = vif_to_ndev(vif);
249e00243faSLior David struct wireless_dev *wdev = vif_to_wdev(vif);
250b4490f42SVladimir Kondratiev struct wil_sta_info *sta = &wil->sta[cid];
251df2b5388SMaya Erez int min_ring_id = wil_get_min_tx_ring_id(wil);
2528fe59627SVladimir Kondratiev
253bd33273bSVladimir Kondratiev might_sleep();
254e1b43407SAhmad Masri wil_dbg_misc(wil,
255e1b43407SAhmad Masri "disconnect_cid_complete: CID %d, MID %d, status %d\n",
256e00243faSLior David cid, sta->mid, sta->status);
257e1b43407SAhmad Masri /* inform upper layers */
2584d55a0a1SVladimir Kondratiev if (sta->status != wil_sta_unused) {
2595bd60982SLior David if (vif->mid != sta->mid) {
2605bd60982SLior David wil_err(wil, "STA MID mismatch with VIF MID(%d)\n",
2615bd60982SLior David vif->mid);
262849a564bSDedy Lansky }
263b516fcc5SVladimir Kondratiev
264fc58f681SVladimir Kondratiev switch (wdev->iftype) {
265fc58f681SVladimir Kondratiev case NL80211_IFTYPE_AP:
266fc58f681SVladimir Kondratiev case NL80211_IFTYPE_P2P_GO:
267fc58f681SVladimir Kondratiev /* AP-like interface */
268fc58f681SVladimir Kondratiev cfg80211_del_sta(ndev, sta->addr, GFP_KERNEL);
269fc58f681SVladimir Kondratiev break;
270fc58f681SVladimir Kondratiev default:
271fc58f681SVladimir Kondratiev break;
272fc58f681SVladimir Kondratiev }
2734d55a0a1SVladimir Kondratiev sta->status = wil_sta_unused;
274e00243faSLior David sta->mid = U8_MAX;
2754d55a0a1SVladimir Kondratiev }
27658527421SVladimir Kondratiev /* reorder buffers */
277b4490f42SVladimir Kondratiev for (i = 0; i < WIL_STA_TID_NUM; i++) {
278ec81b5adSDedy Lansky struct wil_tid_ampdu_rx *r;
279ec81b5adSDedy Lansky
280bd33273bSVladimir Kondratiev spin_lock_bh(&sta->tid_rx_lock);
281ec81b5adSDedy Lansky
282ec81b5adSDedy Lansky r = sta->tid_rx[i];
283b4490f42SVladimir Kondratiev sta->tid_rx[i] = NULL;
284b4490f42SVladimir Kondratiev wil_tid_ampdu_rx_free(wil, r);
285ec81b5adSDedy Lansky
286bd33273bSVladimir Kondratiev spin_unlock_bh(&sta->tid_rx_lock);
287b4490f42SVladimir Kondratiev }
28858527421SVladimir Kondratiev /* crypto context */
28958527421SVladimir Kondratiev memset(sta->tid_crypto_rx, 0, sizeof(sta->tid_crypto_rx));
29058527421SVladimir Kondratiev memset(&sta->group_crypto_rx, 0, sizeof(sta->group_crypto_rx));
29158527421SVladimir Kondratiev /* release vrings */
292df2b5388SMaya Erez for (i = min_ring_id; i < ARRAY_SIZE(wil->ring_tx); i++) {
29310590c6aSGidon Studinski if (wil->ring2cid_tid[i][0] == cid)
29410590c6aSGidon Studinski wil_ring_fini_tx(wil, i);
29591886b0bSVladimir Kondratiev }
29658527421SVladimir Kondratiev /* statistics */
29791886b0bSVladimir Kondratiev memset(&sta->stats, 0, sizeof(sta->stats));
298a24a3d6aSDedy Lansky sta->stats.tx_latency_min_us = U32_MAX;
299b4490f42SVladimir Kondratiev }
300b4490f42SVladimir Kondratiev
_wil6210_disconnect_complete(struct wil6210_vif * vif,const u8 * bssid,u16 reason_code)301e1b43407SAhmad Masri static void _wil6210_disconnect_complete(struct wil6210_vif *vif,
302e1b43407SAhmad Masri const u8 *bssid, u16 reason_code)
30391886b0bSVladimir Kondratiev {
304e00243faSLior David struct wil6210_priv *wil = vif_to_wil(vif);
30591886b0bSVladimir Kondratiev int cid = -ENOENT;
306e00243faSLior David struct net_device *ndev;
307e00243faSLior David struct wireless_dev *wdev;
30891886b0bSVladimir Kondratiev
309e00243faSLior David ndev = vif_to_ndev(vif);
310e00243faSLior David wdev = vif_to_wdev(vif);
311e00243faSLior David
31291886b0bSVladimir Kondratiev might_sleep();
313e1b43407SAhmad Masri wil_info(wil, "disconnect_complete: bssid=%pM, reason=%d\n",
314e1b43407SAhmad Masri bssid, reason_code);
31591886b0bSVladimir Kondratiev
316100106d7SVladimir Kondratiev /* Cases are:
317100106d7SVladimir Kondratiev * - disconnect single STA, still connected
318100106d7SVladimir Kondratiev * - disconnect single STA, already disconnected
319100106d7SVladimir Kondratiev * - disconnect all
320100106d7SVladimir Kondratiev *
32168682b41SVladimir Kondratiev * For "disconnect all", there are 3 options:
322100106d7SVladimir Kondratiev * - bssid == NULL
32368682b41SVladimir Kondratiev * - bssid is broadcast address (ff:ff:ff:ff:ff:ff)
324100106d7SVladimir Kondratiev * - bssid is our MAC address
325100106d7SVladimir Kondratiev */
32668682b41SVladimir Kondratiev if (bssid && !is_broadcast_ether_addr(bssid) &&
32768682b41SVladimir Kondratiev !ether_addr_equal_unaligned(ndev->dev_addr, bssid)) {
328e00243faSLior David cid = wil_find_cid(wil, vif->mid, bssid);
329e1b43407SAhmad Masri wil_dbg_misc(wil,
330e1b43407SAhmad Masri "Disconnect complete %pM, CID=%d, reason=%d\n",
331100106d7SVladimir Kondratiev bssid, cid, reason_code);
332c478ac9dSAlexei Avshalom Lazar if (wil_cid_valid(wil, cid)) /* disconnect 1 peer */
333e1b43407SAhmad Masri wil_disconnect_cid_complete(vif, cid, reason_code);
334100106d7SVladimir Kondratiev } else { /* all */
335e1b43407SAhmad Masri wil_dbg_misc(wil, "Disconnect complete all\n");
336ddf7afddSAhmad Masri for (cid = 0; cid < wil->max_assoc_sta; cid++)
337e1b43407SAhmad Masri wil_disconnect_cid_complete(vif, cid, reason_code);
338100106d7SVladimir Kondratiev }
33991886b0bSVladimir Kondratiev
34091886b0bSVladimir Kondratiev /* link state */
34191886b0bSVladimir Kondratiev switch (wdev->iftype) {
34291886b0bSVladimir Kondratiev case NL80211_IFTYPE_STATION:
34391886b0bSVladimir Kondratiev case NL80211_IFTYPE_P2P_CLIENT:
344e00243faSLior David wil_bcast_fini(vif);
3455bd60982SLior David wil_update_net_queues_bh(wil, vif, NULL, true);
346c5e96c91SDedy Lansky netif_carrier_off(ndev);
3475bd60982SLior David if (!wil_has_other_active_ifaces(wil, ndev, false, true))
3489953a782SLior David wil6210_bus_request(wil, WIL_DEFAULT_BUS_REQUEST_KBPS);
349c5e96c91SDedy Lansky
3505bd60982SLior David if (test_and_clear_bit(wil_vif_fwconnected, vif->status)) {
3515bd60982SLior David atomic_dec(&wil->connected_vifs);
3524821e6d8SVladimir Kondratiev cfg80211_disconnected(ndev, reason_code,
3533b56c15fSDedy Lansky NULL, 0,
354e00243faSLior David vif->locally_generated_disc,
3553b56c15fSDedy Lansky GFP_KERNEL);
356e00243faSLior David vif->locally_generated_disc = false;
3575bd60982SLior David } else if (test_bit(wil_vif_fwconnecting, vif->status)) {
3582be7d22fSVladimir Kondratiev cfg80211_connect_result(ndev, bssid, NULL, 0, NULL, 0,
3592be7d22fSVladimir Kondratiev WLAN_STATUS_UNSPECIFIED_FAILURE,
3602be7d22fSVladimir Kondratiev GFP_KERNEL);
361e00243faSLior David vif->bss = NULL;
3622be7d22fSVladimir Kondratiev }
3635bd60982SLior David clear_bit(wil_vif_fwconnecting, vif->status);
364b9010f10SAhmad Masri clear_bit(wil_vif_ft_roam, vif->status);
36542fe1e51SAhmad Masri vif->ptk_rekey_state = WIL_REKEY_IDLE;
366b9010f10SAhmad Masri
36791886b0bSVladimir Kondratiev break;
36854eaa8c6SMaya Erez case NL80211_IFTYPE_AP:
36954eaa8c6SMaya Erez case NL80211_IFTYPE_P2P_GO:
370e00243faSLior David if (!wil_vif_is_connected(wil, vif->mid)) {
3715bd60982SLior David wil_update_net_queues_bh(wil, vif, NULL, true);
3725bd60982SLior David if (test_and_clear_bit(wil_vif_fwconnected,
3735bd60982SLior David vif->status))
3745bd60982SLior David atomic_dec(&wil->connected_vifs);
375f9e3033fSDedy Lansky } else {
3765bd60982SLior David wil_update_net_queues_bh(wil, vif, NULL, false);
377f9e3033fSDedy Lansky }
37854eaa8c6SMaya Erez break;
37991886b0bSVladimir Kondratiev default:
38091886b0bSVladimir Kondratiev break;
38191886b0bSVladimir Kondratiev }
3822be7d22fSVladimir Kondratiev }
3832be7d22fSVladimir Kondratiev
wil_disconnect_cid(struct wil6210_vif * vif,int cid,u16 reason_code)384e1b43407SAhmad Masri static int wil_disconnect_cid(struct wil6210_vif *vif, int cid,
385e1b43407SAhmad Masri u16 reason_code)
386e1b43407SAhmad Masri {
387e1b43407SAhmad Masri struct wil6210_priv *wil = vif_to_wil(vif);
388e1b43407SAhmad Masri struct wireless_dev *wdev = vif_to_wdev(vif);
389e1b43407SAhmad Masri struct wil_sta_info *sta = &wil->sta[cid];
390e1b43407SAhmad Masri bool del_sta = false;
391e1b43407SAhmad Masri
392e1b43407SAhmad Masri might_sleep();
393e1b43407SAhmad Masri wil_dbg_misc(wil, "disconnect_cid: CID %d, MID %d, status %d\n",
394e1b43407SAhmad Masri cid, sta->mid, sta->status);
395e1b43407SAhmad Masri
396e1b43407SAhmad Masri if (sta->status == wil_sta_unused)
397e1b43407SAhmad Masri return 0;
398e1b43407SAhmad Masri
399e1b43407SAhmad Masri if (vif->mid != sta->mid) {
400e1b43407SAhmad Masri wil_err(wil, "STA MID mismatch with VIF MID(%d)\n", vif->mid);
401e1b43407SAhmad Masri return -EINVAL;
402e1b43407SAhmad Masri }
403e1b43407SAhmad Masri
404e1b43407SAhmad Masri /* inform lower layers */
405e1b43407SAhmad Masri if (wdev->iftype == NL80211_IFTYPE_AP && disable_ap_sme)
406e1b43407SAhmad Masri del_sta = true;
407e1b43407SAhmad Masri
408e1b43407SAhmad Masri /* disconnect by sending command disconnect/del_sta and wait
409e1b43407SAhmad Masri * synchronously for WMI_DISCONNECT_EVENTID event.
410e1b43407SAhmad Masri */
411e1b43407SAhmad Masri return wmi_disconnect_sta(vif, sta->addr, reason_code, del_sta);
412e1b43407SAhmad Masri }
413e1b43407SAhmad Masri
_wil6210_disconnect(struct wil6210_vif * vif,const u8 * bssid,u16 reason_code)414e1b43407SAhmad Masri static void _wil6210_disconnect(struct wil6210_vif *vif, const u8 *bssid,
415e1b43407SAhmad Masri u16 reason_code)
416e1b43407SAhmad Masri {
417e1b43407SAhmad Masri struct wil6210_priv *wil;
418e1b43407SAhmad Masri struct net_device *ndev;
419e1b43407SAhmad Masri int cid = -ENOENT;
420e1b43407SAhmad Masri
421e1b43407SAhmad Masri if (unlikely(!vif))
422e1b43407SAhmad Masri return;
423e1b43407SAhmad Masri
424e1b43407SAhmad Masri wil = vif_to_wil(vif);
425e1b43407SAhmad Masri ndev = vif_to_ndev(vif);
426e1b43407SAhmad Masri
427e1b43407SAhmad Masri might_sleep();
428e1b43407SAhmad Masri wil_info(wil, "disconnect bssid=%pM, reason=%d\n", bssid, reason_code);
429e1b43407SAhmad Masri
430e1b43407SAhmad Masri /* Cases are:
431e1b43407SAhmad Masri * - disconnect single STA, still connected
432e1b43407SAhmad Masri * - disconnect single STA, already disconnected
433e1b43407SAhmad Masri * - disconnect all
434e1b43407SAhmad Masri *
435e1b43407SAhmad Masri * For "disconnect all", there are 3 options:
436e1b43407SAhmad Masri * - bssid == NULL
437e1b43407SAhmad Masri * - bssid is broadcast address (ff:ff:ff:ff:ff:ff)
438e1b43407SAhmad Masri * - bssid is our MAC address
439e1b43407SAhmad Masri */
440e1b43407SAhmad Masri if (bssid && !is_broadcast_ether_addr(bssid) &&
441e1b43407SAhmad Masri !ether_addr_equal_unaligned(ndev->dev_addr, bssid)) {
442e1b43407SAhmad Masri cid = wil_find_cid(wil, vif->mid, bssid);
443e1b43407SAhmad Masri wil_dbg_misc(wil, "Disconnect %pM, CID=%d, reason=%d\n",
444e1b43407SAhmad Masri bssid, cid, reason_code);
445c478ac9dSAlexei Avshalom Lazar if (wil_cid_valid(wil, cid)) /* disconnect 1 peer */
446e1b43407SAhmad Masri wil_disconnect_cid(vif, cid, reason_code);
447e1b43407SAhmad Masri } else { /* all */
448e1b43407SAhmad Masri wil_dbg_misc(wil, "Disconnect all\n");
449ddf7afddSAhmad Masri for (cid = 0; cid < wil->max_assoc_sta; cid++)
450e1b43407SAhmad Masri wil_disconnect_cid(vif, cid, reason_code);
451e1b43407SAhmad Masri }
452e1b43407SAhmad Masri
453e1b43407SAhmad Masri /* call event handler manually after processing wmi_call,
454e1b43407SAhmad Masri * to avoid deadlock - disconnect event handler acquires
455e1b43407SAhmad Masri * wil->mutex while it is already held here
456e1b43407SAhmad Masri */
457e1b43407SAhmad Masri _wil6210_disconnect_complete(vif, bssid, reason_code);
458e1b43407SAhmad Masri }
459e1b43407SAhmad Masri
wil_disconnect_worker(struct work_struct * work)460e00243faSLior David void wil_disconnect_worker(struct work_struct *work)
4612be7d22fSVladimir Kondratiev {
462e00243faSLior David struct wil6210_vif *vif = container_of(work,
463e00243faSLior David struct wil6210_vif, disconnect_worker);
464e00243faSLior David struct wil6210_priv *wil = vif_to_wil(vif);
465e00243faSLior David struct net_device *ndev = vif_to_ndev(vif);
466628639b1SDedy Lansky int rc;
467628639b1SDedy Lansky struct {
468628639b1SDedy Lansky struct wmi_cmd_hdr wmi;
469628639b1SDedy Lansky struct wmi_disconnect_event evt;
470628639b1SDedy Lansky } __packed reply;
4712be7d22fSVladimir Kondratiev
4725bd60982SLior David if (test_bit(wil_vif_fwconnected, vif->status))
473628639b1SDedy Lansky /* connect succeeded after all */
474628639b1SDedy Lansky return;
475628639b1SDedy Lansky
4765bd60982SLior David if (!test_bit(wil_vif_fwconnecting, vif->status))
477628639b1SDedy Lansky /* already disconnected */
478628639b1SDedy Lansky return;
479628639b1SDedy Lansky
480807b0860SAlexei Avshalom Lazar memset(&reply, 0, sizeof(reply));
481807b0860SAlexei Avshalom Lazar
482e00243faSLior David rc = wmi_call(wil, WMI_DISCONNECT_CMDID, vif->mid, NULL, 0,
483628639b1SDedy Lansky WMI_DISCONNECT_EVENTID, &reply, sizeof(reply),
484628639b1SDedy Lansky WIL6210_DISCONNECT_TO_MS);
485628639b1SDedy Lansky if (rc) {
486628639b1SDedy Lansky wil_err(wil, "disconnect error %d\n", rc);
487628639b1SDedy Lansky return;
488628639b1SDedy Lansky }
489628639b1SDedy Lansky
4905bd60982SLior David wil_update_net_queues_bh(wil, vif, NULL, true);
491628639b1SDedy Lansky netif_carrier_off(ndev);
492628639b1SDedy Lansky cfg80211_connect_result(ndev, NULL, NULL, 0, NULL, 0,
493628639b1SDedy Lansky WLAN_STATUS_UNSPECIFIED_FAILURE, GFP_KERNEL);
4945bd60982SLior David clear_bit(wil_vif_fwconnecting, vif->status);
4952be7d22fSVladimir Kondratiev }
4962be7d22fSVladimir Kondratiev
wil_wait_for_recovery(struct wil6210_priv * wil)497c33407a8SVladimir Kondratiev static int wil_wait_for_recovery(struct wil6210_priv *wil)
498c33407a8SVladimir Kondratiev {
499c33407a8SVladimir Kondratiev if (wait_event_interruptible(wil->wq, wil->recovery_state !=
500c33407a8SVladimir Kondratiev fw_recovery_pending)) {
501c33407a8SVladimir Kondratiev wil_err(wil, "Interrupt, canceling recovery\n");
502c33407a8SVladimir Kondratiev return -ERESTARTSYS;
503c33407a8SVladimir Kondratiev }
504c33407a8SVladimir Kondratiev if (wil->recovery_state != fw_recovery_running) {
505c33407a8SVladimir Kondratiev wil_info(wil, "Recovery cancelled\n");
506c33407a8SVladimir Kondratiev return -EINTR;
507c33407a8SVladimir Kondratiev }
508c33407a8SVladimir Kondratiev wil_info(wil, "Proceed with recovery\n");
509c33407a8SVladimir Kondratiev return 0;
510c33407a8SVladimir Kondratiev }
511c33407a8SVladimir Kondratiev
wil_set_recovery_state(struct wil6210_priv * wil,int state)512c33407a8SVladimir Kondratiev void wil_set_recovery_state(struct wil6210_priv *wil, int state)
513c33407a8SVladimir Kondratiev {
514af3db60aSLazar Alexei wil_dbg_misc(wil, "set_recovery_state: %d -> %d\n",
515c33407a8SVladimir Kondratiev wil->recovery_state, state);
516c33407a8SVladimir Kondratiev
517c33407a8SVladimir Kondratiev wil->recovery_state = state;
518c33407a8SVladimir Kondratiev wake_up_interruptible(&wil->wq);
519c33407a8SVladimir Kondratiev }
520c33407a8SVladimir Kondratiev
wil_is_recovery_blocked(struct wil6210_priv * wil)521375a173fSLior David bool wil_is_recovery_blocked(struct wil6210_priv *wil)
522375a173fSLior David {
523375a173fSLior David return no_fw_recovery && (wil->recovery_state == fw_recovery_pending);
524375a173fSLior David }
525375a173fSLior David
wil_fw_error_worker(struct work_struct * work)526ed6f9dc6SVladimir Kondratiev static void wil_fw_error_worker(struct work_struct *work)
527ed6f9dc6SVladimir Kondratiev {
528c33407a8SVladimir Kondratiev struct wil6210_priv *wil = container_of(work, struct wil6210_priv,
529c33407a8SVladimir Kondratiev fw_error_worker);
530e00243faSLior David struct net_device *ndev = wil->main_ndev;
531db5a4d5eSColin Ian King struct wireless_dev *wdev;
532ed6f9dc6SVladimir Kondratiev
533ed6f9dc6SVladimir Kondratiev wil_dbg_misc(wil, "fw error worker\n");
534ed6f9dc6SVladimir Kondratiev
535e00243faSLior David if (!ndev || !(ndev->flags & IFF_UP)) {
536cded9369SVladimir Kondratiev wil_info(wil, "No recovery - interface is down\n");
537cded9369SVladimir Kondratiev return;
538cded9369SVladimir Kondratiev }
539db5a4d5eSColin Ian King wdev = ndev->ieee80211_ptr;
540cded9369SVladimir Kondratiev
541fc219eedSVladimir Kondratiev /* increment @recovery_count if less then WIL6210_FW_RECOVERY_TO
542fc219eedSVladimir Kondratiev * passed since last recovery attempt
543fc219eedSVladimir Kondratiev */
544fc219eedSVladimir Kondratiev if (time_is_after_jiffies(wil->last_fw_recovery +
545fc219eedSVladimir Kondratiev WIL6210_FW_RECOVERY_TO))
546fc219eedSVladimir Kondratiev wil->recovery_count++;
547fc219eedSVladimir Kondratiev else
548fc219eedSVladimir Kondratiev wil->recovery_count = 1; /* fw was alive for a long time */
549fc219eedSVladimir Kondratiev
550fc219eedSVladimir Kondratiev if (wil->recovery_count > WIL6210_FW_RECOVERY_RETRIES) {
551fc219eedSVladimir Kondratiev wil_err(wil, "too many recovery attempts (%d), giving up\n",
552fc219eedSVladimir Kondratiev wil->recovery_count);
553fc219eedSVladimir Kondratiev return;
554fc219eedSVladimir Kondratiev }
555fc219eedSVladimir Kondratiev
556fc219eedSVladimir Kondratiev wil->last_fw_recovery = jiffies;
557fc219eedSVladimir Kondratiev
558dfb5b098SLior David wil_info(wil, "fw error recovery requested (try %d)...\n",
559dfb5b098SLior David wil->recovery_count);
560dfb5b098SLior David if (!no_fw_recovery)
561dfb5b098SLior David wil->recovery_state = fw_recovery_running;
562dfb5b098SLior David if (wil_wait_for_recovery(wil) != 0)
563dfb5b098SLior David return;
564dfb5b098SLior David
565e41ab937SDedy Lansky rtnl_lock();
5669c3bde56SVladimir Kondratiev mutex_lock(&wil->mutex);
567e00243faSLior David /* Needs adaptation for multiple VIFs
568e00243faSLior David * need to go over all VIFs and consider the appropriate
569e41ab937SDedy Lansky * recovery because each one can have different iftype.
570e00243faSLior David */
571ed6f9dc6SVladimir Kondratiev switch (wdev->iftype) {
572ed6f9dc6SVladimir Kondratiev case NL80211_IFTYPE_STATION:
573ed6f9dc6SVladimir Kondratiev case NL80211_IFTYPE_P2P_CLIENT:
574ed6f9dc6SVladimir Kondratiev case NL80211_IFTYPE_MONITOR:
575dfb5b098SLior David /* silent recovery, upper layers will see disconnect */
57673d839aeSVladimir Kondratiev __wil_down(wil);
57773d839aeSVladimir Kondratiev __wil_up(wil);
578ed6f9dc6SVladimir Kondratiev break;
579ed6f9dc6SVladimir Kondratiev case NL80211_IFTYPE_AP:
580ed6f9dc6SVladimir Kondratiev case NL80211_IFTYPE_P2P_GO:
581e41ab937SDedy Lansky if (no_fw_recovery) /* upper layers do recovery */
582e41ab937SDedy Lansky break;
583e41ab937SDedy Lansky /* silent recovery, upper layers will see disconnect */
584e41ab937SDedy Lansky __wil_down(wil);
585e41ab937SDedy Lansky __wil_up(wil);
586e41ab937SDedy Lansky mutex_unlock(&wil->mutex);
587e41ab937SDedy Lansky wil_cfg80211_ap_recovery(wil);
588e41ab937SDedy Lansky mutex_lock(&wil->mutex);
589e41ab937SDedy Lansky wil_info(wil, "... completed\n");
590ed6f9dc6SVladimir Kondratiev break;
591ed6f9dc6SVladimir Kondratiev default:
592e240537bSVladimir Kondratiev wil_err(wil, "No recovery - unknown interface type %d\n",
593e240537bSVladimir Kondratiev wdev->iftype);
594ed6f9dc6SVladimir Kondratiev break;
595ed6f9dc6SVladimir Kondratiev }
596e41ab937SDedy Lansky
5979c3bde56SVladimir Kondratiev mutex_unlock(&wil->mutex);
598e41ab937SDedy Lansky rtnl_unlock();
599ed6f9dc6SVladimir Kondratiev }
600ed6f9dc6SVladimir Kondratiev
wil_find_free_ring(struct wil6210_priv * wil)60110590c6aSGidon Studinski static int wil_find_free_ring(struct wil6210_priv *wil)
6029a177384SVladimir Kondratiev {
6039a177384SVladimir Kondratiev int i;
60496c93589SGidon Studinski int min_ring_id = wil_get_min_tx_ring_id(wil);
6058fe59627SVladimir Kondratiev
60696c93589SGidon Studinski for (i = min_ring_id; i < WIL6210_MAX_TX_RINGS; i++) {
60710590c6aSGidon Studinski if (!wil->ring_tx[i].va)
6089a177384SVladimir Kondratiev return i;
6099a177384SVladimir Kondratiev }
6109a177384SVladimir Kondratiev return -EINVAL;
6119a177384SVladimir Kondratiev }
6129a177384SVladimir Kondratiev
wil_ring_init_tx(struct wil6210_vif * vif,int cid)61396c93589SGidon Studinski int wil_ring_init_tx(struct wil6210_vif *vif, int cid)
6140916d9f2SMaya Erez {
615e00243faSLior David struct wil6210_priv *wil = vif_to_wil(vif);
6160916d9f2SMaya Erez int rc = -EINVAL, ringid;
6170916d9f2SMaya Erez
6180916d9f2SMaya Erez if (cid < 0) {
6190916d9f2SMaya Erez wil_err(wil, "No connection pending\n");
6200916d9f2SMaya Erez goto out;
6210916d9f2SMaya Erez }
62210590c6aSGidon Studinski ringid = wil_find_free_ring(wil);
6230916d9f2SMaya Erez if (ringid < 0) {
6240916d9f2SMaya Erez wil_err(wil, "No free vring found\n");
6250916d9f2SMaya Erez goto out;
6260916d9f2SMaya Erez }
6270916d9f2SMaya Erez
62810590c6aSGidon Studinski wil_dbg_wmi(wil, "Configure for connection CID %d MID %d ring %d\n",
629e00243faSLior David cid, vif->mid, ringid);
6300916d9f2SMaya Erez
63196c93589SGidon Studinski rc = wil->txrx_ops.ring_init_tx(vif, ringid, 1 << tx_ring_order,
63296c93589SGidon Studinski cid, 0);
6330916d9f2SMaya Erez if (rc)
634e00243faSLior David wil_err(wil, "init TX for CID %d MID %d vring %d failed\n",
635e00243faSLior David cid, vif->mid, ringid);
6360916d9f2SMaya Erez
6370916d9f2SMaya Erez out:
6380916d9f2SMaya Erez return rc;
6390916d9f2SMaya Erez }
6400916d9f2SMaya Erez
wil_bcast_init(struct wil6210_vif * vif)641e00243faSLior David int wil_bcast_init(struct wil6210_vif *vif)
64241d6b093SVladimir Kondratiev {
643e00243faSLior David struct wil6210_priv *wil = vif_to_wil(vif);
64410590c6aSGidon Studinski int ri = vif->bcast_ring, rc;
64541d6b093SVladimir Kondratiev
64610590c6aSGidon Studinski if (ri >= 0 && wil->ring_tx[ri].va)
64741d6b093SVladimir Kondratiev return 0;
64841d6b093SVladimir Kondratiev
64910590c6aSGidon Studinski ri = wil_find_free_ring(wil);
65041d6b093SVladimir Kondratiev if (ri < 0)
65141d6b093SVladimir Kondratiev return ri;
65241d6b093SVladimir Kondratiev
65310590c6aSGidon Studinski vif->bcast_ring = ri;
65496c93589SGidon Studinski rc = wil->txrx_ops.ring_init_bcast(vif, ri, 1 << bcast_ring_order);
655230d8442SVladimir Kondratiev if (rc)
65610590c6aSGidon Studinski vif->bcast_ring = -1;
65741d6b093SVladimir Kondratiev
65841d6b093SVladimir Kondratiev return rc;
65941d6b093SVladimir Kondratiev }
66041d6b093SVladimir Kondratiev
wil_bcast_fini(struct wil6210_vif * vif)661e00243faSLior David void wil_bcast_fini(struct wil6210_vif *vif)
66241d6b093SVladimir Kondratiev {
663e00243faSLior David struct wil6210_priv *wil = vif_to_wil(vif);
66410590c6aSGidon Studinski int ri = vif->bcast_ring;
66541d6b093SVladimir Kondratiev
66641d6b093SVladimir Kondratiev if (ri < 0)
66741d6b093SVladimir Kondratiev return;
66841d6b093SVladimir Kondratiev
66910590c6aSGidon Studinski vif->bcast_ring = -1;
67010590c6aSGidon Studinski wil_ring_fini_tx(wil, ri);
67141d6b093SVladimir Kondratiev }
67241d6b093SVladimir Kondratiev
wil_bcast_fini_all(struct wil6210_priv * wil)6733ada9314SLior David void wil_bcast_fini_all(struct wil6210_priv *wil)
6743ada9314SLior David {
6753ada9314SLior David int i;
6763ada9314SLior David struct wil6210_vif *vif;
6773ada9314SLior David
678e4a29bddSAhmad Masri for (i = 0; i < GET_MAX_VIFS(wil); i++) {
6793ada9314SLior David vif = wil->vifs[i];
6803ada9314SLior David if (vif)
6813ada9314SLior David wil_bcast_fini(vif);
6823ada9314SLior David }
6833ada9314SLior David }
6843ada9314SLior David
wil_priv_init(struct wil6210_priv * wil)6852be7d22fSVladimir Kondratiev int wil_priv_init(struct wil6210_priv *wil)
6862be7d22fSVladimir Kondratiev {
687ec81b5adSDedy Lansky uint i;
688ec81b5adSDedy Lansky
689af3db60aSLazar Alexei wil_dbg_misc(wil, "priv_init\n");
6902be7d22fSVladimir Kondratiev
6913df2cd36SVladimir Kondratiev memset(wil->sta, 0, sizeof(wil->sta));
692e00243faSLior David for (i = 0; i < WIL6210_MAX_CID; i++) {
693ec81b5adSDedy Lansky spin_lock_init(&wil->sta[i].tid_rx_lock);
694e00243faSLior David wil->sta[i].mid = U8_MAX;
695e00243faSLior David }
6963df2cd36SVladimir Kondratiev
697df2b5388SMaya Erez for (i = 0; i < WIL6210_MAX_TX_RINGS; i++) {
69810590c6aSGidon Studinski spin_lock_init(&wil->ring_tx_data[i].lock);
699df2b5388SMaya Erez wil->ring2cid_tid[i][0] = WIL6210_MAX_CID;
700df2b5388SMaya Erez }
701875e9439SMaya Erez
7022be7d22fSVladimir Kondratiev mutex_init(&wil->mutex);
703404bbb3cSLior David mutex_init(&wil->vif_mutex);
7042be7d22fSVladimir Kondratiev mutex_init(&wil->wmi_mutex);
705349214c1SMaya Erez mutex_init(&wil->halp.lock);
7062be7d22fSVladimir Kondratiev
7072be7d22fSVladimir Kondratiev init_completion(&wil->wmi_ready);
70859502647SDedy Lansky init_completion(&wil->wmi_call);
709349214c1SMaya Erez init_completion(&wil->halp.comp);
7102be7d22fSVladimir Kondratiev
7112be7d22fSVladimir Kondratiev INIT_WORK(&wil->wmi_event_worker, wmi_event_worker);
712ed6f9dc6SVladimir Kondratiev INIT_WORK(&wil->fw_error_worker, wil_fw_error_worker);
7132be7d22fSVladimir Kondratiev
7142be7d22fSVladimir Kondratiev INIT_LIST_HEAD(&wil->pending_wmi_ev);
7152be7d22fSVladimir Kondratiev spin_lock_init(&wil->wmi_ev_lock);
716f9e3033fSDedy Lansky spin_lock_init(&wil->net_queue_lock);
71742fe1e51SAhmad Masri spin_lock_init(&wil->eap_lock);
71842fe1e51SAhmad Masri
719c33407a8SVladimir Kondratiev init_waitqueue_head(&wil->wq);
720a0618945SAhmad Masri init_rwsem(&wil->mem_lock);
7212be7d22fSVladimir Kondratiev
7222be7d22fSVladimir Kondratiev wil->wmi_wq = create_singlethread_workqueue(WIL_NAME "_wmi");
7232be7d22fSVladimir Kondratiev if (!wil->wmi_wq)
7242be7d22fSVladimir Kondratiev return -EAGAIN;
7252be7d22fSVladimir Kondratiev
7263277213fSVladimir Kondratiev wil->wq_service = create_singlethread_workqueue(WIL_NAME "_service");
7273277213fSVladimir Kondratiev if (!wil->wq_service)
7283277213fSVladimir Kondratiev goto out_wmi_wq;
7292be7d22fSVladimir Kondratiev
730fc219eedSVladimir Kondratiev wil->last_fw_recovery = jiffies;
7311f80af2eSVladimir Shulman wil->tx_interframe_timeout = WIL6210_ITR_TX_INTERFRAME_TIMEOUT_DEFAULT;
7321f80af2eSVladimir Shulman wil->rx_interframe_timeout = WIL6210_ITR_RX_INTERFRAME_TIMEOUT_DEFAULT;
7331f80af2eSVladimir Shulman wil->tx_max_burst_duration = WIL6210_ITR_TX_MAX_BURST_DURATION_DEFAULT;
7341f80af2eSVladimir Shulman wil->rx_max_burst_duration = WIL6210_ITR_RX_MAX_BURST_DURATION_DEFAULT;
735fc219eedSVladimir Kondratiev
736ab954628SVladimir Kondratiev if (rx_ring_overflow_thrsh == WIL6210_RX_HIGH_TRSH_INIT)
737ab954628SVladimir Kondratiev rx_ring_overflow_thrsh = WIL6210_RX_HIGH_TRSH_DEFAULT;
7388b068c03SLazar Alexei
7398b068c03SLazar Alexei wil->ps_profile = WMI_PS_PROFILE_TYPE_DEFAULT;
7408b068c03SLazar Alexei
741fe9ee51eSMaya Erez wil->wakeup_trigger = WMI_WAKEUP_TRIGGER_UCAST |
742fe9ee51eSMaya Erez WMI_WAKEUP_TRIGGER_BCAST;
74326234526SMaya Erez memset(&wil->suspend_stats, 0, sizeof(wil->suspend_stats));
74410590c6aSGidon Studinski wil->ring_idle_trsh = 16;
745fe9ee51eSMaya Erez
746e00243faSLior David wil->reply_mid = U8_MAX;
7474aebd3bdSLior David wil->max_vifs = 1;
748ddf7afddSAhmad Masri wil->max_assoc_sta = max_assoc_sta;
749e00243faSLior David
75096c93589SGidon Studinski /* edma configuration can be updated via debugfs before allocation */
75196c93589SGidon Studinski wil->num_rx_status_rings = WIL_DEFAULT_NUM_RX_STATUS_RINGS;
75296c93589SGidon Studinski wil->tx_status_ring_order = WIL_TX_SRING_SIZE_ORDER_DEFAULT;
75396c93589SGidon Studinski
75496c93589SGidon Studinski /* Rx status ring size should be bigger than the number of RX buffers
75596c93589SGidon Studinski * in order to prevent backpressure on the status ring, which may
75696c93589SGidon Studinski * cause HW freeze.
75796c93589SGidon Studinski */
75896c93589SGidon Studinski wil->rx_status_ring_order = WIL_RX_SRING_SIZE_ORDER_DEFAULT;
75996c93589SGidon Studinski /* Number of RX buffer IDs should be bigger than the RX descriptor
76096c93589SGidon Studinski * ring size as in HW reorder flow, the HW can consume additional
76196c93589SGidon Studinski * buffers before releasing the previous ones.
76296c93589SGidon Studinski */
76396c93589SGidon Studinski wil->rx_buff_id_count = WIL_RX_BUFF_ARR_SIZE_DEFAULT;
76496c93589SGidon Studinski
765f89ee992Szhengbin wil->amsdu_en = true;
7667be13fc3SGidon Studinski
7672be7d22fSVladimir Kondratiev return 0;
7683277213fSVladimir Kondratiev
7693277213fSVladimir Kondratiev out_wmi_wq:
7703277213fSVladimir Kondratiev destroy_workqueue(wil->wmi_wq);
7713277213fSVladimir Kondratiev
7723277213fSVladimir Kondratiev return -EAGAIN;
7732be7d22fSVladimir Kondratiev }
7742be7d22fSVladimir Kondratiev
wil6210_bus_request(struct wil6210_priv * wil,u32 kbps)7759953a782SLior David void wil6210_bus_request(struct wil6210_priv *wil, u32 kbps)
7769953a782SLior David {
777fe9ee51eSMaya Erez if (wil->platform_ops.bus_request) {
778fe9ee51eSMaya Erez wil->bus_request_kbps = kbps;
7799953a782SLior David wil->platform_ops.bus_request(wil->platform_handle, kbps);
7809953a782SLior David }
781fe9ee51eSMaya Erez }
7829953a782SLior David
783b516fcc5SVladimir Kondratiev /**
784b516fcc5SVladimir Kondratiev * wil6210_disconnect - disconnect one connection
785e00243faSLior David * @vif: virtual interface context
786b516fcc5SVladimir Kondratiev * @bssid: peer to disconnect, NULL to disconnect all
7874821e6d8SVladimir Kondratiev * @reason_code: Reason code for the Disassociation frame
788b516fcc5SVladimir Kondratiev *
789e1b43407SAhmad Masri * Disconnect and release associated resources. Issue WMI
790e1b43407SAhmad Masri * command(s) to trigger MAC disconnect. When command was issued
791e1b43407SAhmad Masri * successfully, call the wil6210_disconnect_complete function
792e1b43407SAhmad Masri * to handle the event synchronously
793b516fcc5SVladimir Kondratiev */
wil6210_disconnect(struct wil6210_vif * vif,const u8 * bssid,u16 reason_code)794e00243faSLior David void wil6210_disconnect(struct wil6210_vif *vif, const u8 *bssid,
795e1b43407SAhmad Masri u16 reason_code)
7962be7d22fSVladimir Kondratiev {
797e00243faSLior David struct wil6210_priv *wil = vif_to_wil(vif);
798e00243faSLior David
799e1b43407SAhmad Masri wil_dbg_misc(wil, "disconnecting\n");
8009cf10d62SVladimir Kondratiev
801e00243faSLior David del_timer_sync(&vif->connect_timer);
802e1b43407SAhmad Masri _wil6210_disconnect(vif, bssid, reason_code);
803e1b43407SAhmad Masri }
804e1b43407SAhmad Masri
805e1b43407SAhmad Masri /**
806e1b43407SAhmad Masri * wil6210_disconnect_complete - handle disconnect event
807e1b43407SAhmad Masri * @vif: virtual interface context
808e1b43407SAhmad Masri * @bssid: peer to disconnect, NULL to disconnect all
809e1b43407SAhmad Masri * @reason_code: Reason code for the Disassociation frame
810e1b43407SAhmad Masri *
811e1b43407SAhmad Masri * Release associated resources and indicate upper layers the
812e1b43407SAhmad Masri * connection is terminated.
813e1b43407SAhmad Masri */
wil6210_disconnect_complete(struct wil6210_vif * vif,const u8 * bssid,u16 reason_code)814e1b43407SAhmad Masri void wil6210_disconnect_complete(struct wil6210_vif *vif, const u8 *bssid,
815e1b43407SAhmad Masri u16 reason_code)
816e1b43407SAhmad Masri {
817e1b43407SAhmad Masri struct wil6210_priv *wil = vif_to_wil(vif);
818e1b43407SAhmad Masri
819e1b43407SAhmad Masri wil_dbg_misc(wil, "got disconnect\n");
820e1b43407SAhmad Masri
821e1b43407SAhmad Masri del_timer_sync(&vif->connect_timer);
822e1b43407SAhmad Masri _wil6210_disconnect_complete(vif, bssid, reason_code);
8232be7d22fSVladimir Kondratiev }
8242be7d22fSVladimir Kondratiev
wil_priv_deinit(struct wil6210_priv * wil)8252be7d22fSVladimir Kondratiev void wil_priv_deinit(struct wil6210_priv *wil)
8262be7d22fSVladimir Kondratiev {
827af3db60aSLazar Alexei wil_dbg_misc(wil, "priv_deinit\n");
8289cf10d62SVladimir Kondratiev
829c33407a8SVladimir Kondratiev wil_set_recovery_state(wil, fw_recovery_idle);
830ed6f9dc6SVladimir Kondratiev cancel_work_sync(&wil->fw_error_worker);
8312be7d22fSVladimir Kondratiev wmi_event_flush(wil);
8323277213fSVladimir Kondratiev destroy_workqueue(wil->wq_service);
8332be7d22fSVladimir Kondratiev destroy_workqueue(wil->wmi_wq);
834a7feb56fSMaya Erez kfree(wil->brd_info);
8352be7d22fSVladimir Kondratiev }
8362be7d22fSVladimir Kondratiev
wil_shutdown_bl(struct wil6210_priv * wil)83770bcc658SLior David static void wil_shutdown_bl(struct wil6210_priv *wil)
83870bcc658SLior David {
83970bcc658SLior David u32 val;
84070bcc658SLior David
84170bcc658SLior David wil_s(wil, RGF_USER_BL +
84270bcc658SLior David offsetof(struct bl_dedicated_registers_v1,
84370bcc658SLior David bl_shutdown_handshake), BL_SHUTDOWN_HS_GRTD);
84470bcc658SLior David
84570bcc658SLior David usleep_range(100, 150);
84670bcc658SLior David
84770bcc658SLior David val = wil_r(wil, RGF_USER_BL +
84870bcc658SLior David offsetof(struct bl_dedicated_registers_v1,
84970bcc658SLior David bl_shutdown_handshake));
85070bcc658SLior David if (val & BL_SHUTDOWN_HS_RTD) {
85170bcc658SLior David wil_dbg_misc(wil, "BL is ready for halt\n");
85270bcc658SLior David return;
85370bcc658SLior David }
85470bcc658SLior David
85570bcc658SLior David wil_err(wil, "BL did not report ready for halt\n");
85670bcc658SLior David }
85770bcc658SLior David
85870bcc658SLior David /* this format is used by ARC embedded CPU for instruction memory */
ARC_me_imm32(u32 d)85970bcc658SLior David static inline u32 ARC_me_imm32(u32 d)
86070bcc658SLior David {
86170bcc658SLior David return ((d & 0xffff0000) >> 16) | ((d & 0x0000ffff) << 16);
86270bcc658SLior David }
86370bcc658SLior David
86470bcc658SLior David /* defines access to interrupt vectors for wil_freeze_bl */
86570bcc658SLior David #define ARC_IRQ_VECTOR_OFFSET(N) ((N) * 8)
86670bcc658SLior David /* ARC long jump instruction */
86770bcc658SLior David #define ARC_JAL_INST (0x20200f80)
86870bcc658SLior David
wil_freeze_bl(struct wil6210_priv * wil)86970bcc658SLior David static void wil_freeze_bl(struct wil6210_priv *wil)
87070bcc658SLior David {
87170bcc658SLior David u32 jal, upc, saved;
87270bcc658SLior David u32 ivt3 = ARC_IRQ_VECTOR_OFFSET(3);
87370bcc658SLior David
87470bcc658SLior David jal = wil_r(wil, wil->iccm_base + ivt3);
87570bcc658SLior David if (jal != ARC_me_imm32(ARC_JAL_INST)) {
87670bcc658SLior David wil_dbg_misc(wil, "invalid IVT entry found, skipping\n");
87770bcc658SLior David return;
87870bcc658SLior David }
87970bcc658SLior David
88070bcc658SLior David /* prevent the target from entering deep sleep
88170bcc658SLior David * and disabling memory access
88270bcc658SLior David */
88370bcc658SLior David saved = wil_r(wil, RGF_USER_USAGE_8);
88470bcc658SLior David wil_w(wil, RGF_USER_USAGE_8, saved | BIT_USER_PREVENT_DEEP_SLEEP);
88570bcc658SLior David usleep_range(20, 25); /* let the BL process the bit */
88670bcc658SLior David
88770bcc658SLior David /* redirect to endless loop in the INT_L1 context and let it trap */
88870bcc658SLior David wil_w(wil, wil->iccm_base + ivt3 + 4, ARC_me_imm32(ivt3));
88970bcc658SLior David usleep_range(20, 25); /* let the BL get into the trap */
89070bcc658SLior David
89170bcc658SLior David /* verify the BL is frozen */
89270bcc658SLior David upc = wil_r(wil, RGF_USER_CPU_PC);
89370bcc658SLior David if (upc < ivt3 || (upc > (ivt3 + 8)))
89470bcc658SLior David wil_dbg_misc(wil, "BL freeze failed, PC=0x%08X\n", upc);
89570bcc658SLior David
89670bcc658SLior David wil_w(wil, RGF_USER_USAGE_8, saved);
89770bcc658SLior David }
89870bcc658SLior David
wil_bl_prepare_halt(struct wil6210_priv * wil)89970bcc658SLior David static void wil_bl_prepare_halt(struct wil6210_priv *wil)
90070bcc658SLior David {
90170bcc658SLior David u32 tmp, ver;
90270bcc658SLior David
90370bcc658SLior David /* before halting device CPU driver must make sure BL is not accessing
90470bcc658SLior David * host memory. This is done differently depending on BL version:
90570bcc658SLior David * 1. For very old BL versions the procedure is skipped
90670bcc658SLior David * (not supported).
90770bcc658SLior David * 2. For old BL version we use a special trick to freeze the BL
90870bcc658SLior David * 3. For new BL versions we shutdown the BL using handshake procedure.
90970bcc658SLior David */
91070bcc658SLior David tmp = wil_r(wil, RGF_USER_BL +
91170bcc658SLior David offsetof(struct bl_dedicated_registers_v0,
91270bcc658SLior David boot_loader_struct_version));
91370bcc658SLior David if (!tmp) {
91477b83829SColin Ian King wil_dbg_misc(wil, "old BL, skipping halt preparation\n");
91570bcc658SLior David return;
91670bcc658SLior David }
91770bcc658SLior David
91870bcc658SLior David tmp = wil_r(wil, RGF_USER_BL +
91970bcc658SLior David offsetof(struct bl_dedicated_registers_v1,
92070bcc658SLior David bl_shutdown_handshake));
92170bcc658SLior David ver = BL_SHUTDOWN_HS_PROT_VER(tmp);
92270bcc658SLior David
92370bcc658SLior David if (ver > 0)
92470bcc658SLior David wil_shutdown_bl(wil);
92570bcc658SLior David else
92670bcc658SLior David wil_freeze_bl(wil);
92770bcc658SLior David }
92870bcc658SLior David
wil_halt_cpu(struct wil6210_priv * wil)929151a9706SVladimir Kondratiev static inline void wil_halt_cpu(struct wil6210_priv *wil)
930151a9706SVladimir Kondratiev {
931485790d0SMaya Erez if (wil->hw_version >= HW_VER_TALYN_MB) {
932485790d0SMaya Erez wil_w(wil, RGF_USER_USER_CPU_0_TALYN_MB,
933485790d0SMaya Erez BIT_USER_USER_CPU_MAN_RST);
934485790d0SMaya Erez wil_w(wil, RGF_USER_MAC_CPU_0_TALYN_MB,
935485790d0SMaya Erez BIT_USER_MAC_CPU_MAN_RST);
936485790d0SMaya Erez } else {
937b9eeb512SVladimir Kondratiev wil_w(wil, RGF_USER_USER_CPU_0, BIT_USER_USER_CPU_MAN_RST);
938b9eeb512SVladimir Kondratiev wil_w(wil, RGF_USER_MAC_CPU_0, BIT_USER_MAC_CPU_MAN_RST);
939151a9706SVladimir Kondratiev }
940485790d0SMaya Erez }
941151a9706SVladimir Kondratiev
wil_release_cpu(struct wil6210_priv * wil)942151a9706SVladimir Kondratiev static inline void wil_release_cpu(struct wil6210_priv *wil)
943151a9706SVladimir Kondratiev {
944151a9706SVladimir Kondratiev /* Start CPU */
945485790d0SMaya Erez if (wil->hw_version >= HW_VER_TALYN_MB)
946485790d0SMaya Erez wil_w(wil, RGF_USER_USER_CPU_0_TALYN_MB, 1);
947485790d0SMaya Erez else
948b9eeb512SVladimir Kondratiev wil_w(wil, RGF_USER_USER_CPU_0, 1);
949151a9706SVladimir Kondratiev }
950151a9706SVladimir Kondratiev
wil_set_oob_mode(struct wil6210_priv * wil,u8 mode)951b8c31b5dSLior David static void wil_set_oob_mode(struct wil6210_priv *wil, u8 mode)
9521f1a361aSLior David {
953b8c31b5dSLior David wil_info(wil, "oob_mode to %d\n", mode);
954b8c31b5dSLior David switch (mode) {
955b8c31b5dSLior David case 0:
956b8c31b5dSLior David wil_c(wil, RGF_USER_USAGE_6, BIT_USER_OOB_MODE |
957b8c31b5dSLior David BIT_USER_OOB_R2_MODE);
958b8c31b5dSLior David break;
959b8c31b5dSLior David case 1:
960b8c31b5dSLior David wil_c(wil, RGF_USER_USAGE_6, BIT_USER_OOB_R2_MODE);
9611f1a361aSLior David wil_s(wil, RGF_USER_USAGE_6, BIT_USER_OOB_MODE);
962b8c31b5dSLior David break;
963b8c31b5dSLior David case 2:
9641f1a361aSLior David wil_c(wil, RGF_USER_USAGE_6, BIT_USER_OOB_MODE);
965b8c31b5dSLior David wil_s(wil, RGF_USER_USAGE_6, BIT_USER_OOB_R2_MODE);
966b8c31b5dSLior David break;
967b8c31b5dSLior David default:
968b8c31b5dSLior David wil_err(wil, "invalid oob_mode: %d\n", mode);
969b8c31b5dSLior David }
9701f1a361aSLior David }
9711f1a361aSLior David
wil_wait_device_ready(struct wil6210_priv * wil,int no_flash)972f1dbb6c1SMaya Erez static int wil_wait_device_ready(struct wil6210_priv *wil, int no_flash)
9732be7d22fSVladimir Kondratiev {
97498a65b59SVladimir Kondratiev int delay = 0;
975bb6c8dccSVladimir Kondratiev u32 x, x1 = 0;
97636b10a72SVladimir Kondratiev
977f1dbb6c1SMaya Erez /* wait until device ready. */
978f1dbb6c1SMaya Erez if (no_flash) {
979f1dbb6c1SMaya Erez msleep(PMU_READY_DELAY_MS);
980f1dbb6c1SMaya Erez
981f1dbb6c1SMaya Erez wil_dbg_misc(wil, "Reset completed\n");
982f1dbb6c1SMaya Erez } else {
983f1dbb6c1SMaya Erez do {
984f1dbb6c1SMaya Erez msleep(RST_DELAY);
985f1dbb6c1SMaya Erez x = wil_r(wil, RGF_USER_BL +
986f1dbb6c1SMaya Erez offsetof(struct bl_dedicated_registers_v0,
987f1dbb6c1SMaya Erez boot_loader_ready));
988f1dbb6c1SMaya Erez if (x1 != x) {
989f1dbb6c1SMaya Erez wil_dbg_misc(wil, "BL.ready 0x%08x => 0x%08x\n",
990f1dbb6c1SMaya Erez x1, x);
991f1dbb6c1SMaya Erez x1 = x;
992f1dbb6c1SMaya Erez }
993f1dbb6c1SMaya Erez if (delay++ > RST_COUNT) {
994f1dbb6c1SMaya Erez wil_err(wil, "Reset not completed, bl.ready 0x%08x\n",
995f1dbb6c1SMaya Erez x);
996f1dbb6c1SMaya Erez return -ETIME;
997f1dbb6c1SMaya Erez }
998f1dbb6c1SMaya Erez } while (x != BL_READY);
999f1dbb6c1SMaya Erez
1000f1dbb6c1SMaya Erez wil_dbg_misc(wil, "Reset completed in %d ms\n",
1001f1dbb6c1SMaya Erez delay * RST_DELAY);
1002f1dbb6c1SMaya Erez }
1003f1dbb6c1SMaya Erez
1004f1dbb6c1SMaya Erez return 0;
1005f1dbb6c1SMaya Erez }
1006f1dbb6c1SMaya Erez
wil_wait_device_ready_talyn_mb(struct wil6210_priv * wil)1007f1dbb6c1SMaya Erez static int wil_wait_device_ready_talyn_mb(struct wil6210_priv *wil)
1008f1dbb6c1SMaya Erez {
1009f1dbb6c1SMaya Erez u32 otp_hw;
1010f1dbb6c1SMaya Erez u8 signature_status;
1011f1dbb6c1SMaya Erez bool otp_signature_err;
1012f1dbb6c1SMaya Erez bool hw_section_done;
1013f1dbb6c1SMaya Erez u32 otp_qc_secured;
1014f1dbb6c1SMaya Erez int delay = 0;
1015f1dbb6c1SMaya Erez
1016f1dbb6c1SMaya Erez /* Wait for OTP signature test to complete */
1017f1dbb6c1SMaya Erez usleep_range(2000, 2200);
1018f1dbb6c1SMaya Erez
1019f1dbb6c1SMaya Erez wil->boot_config = WIL_BOOT_ERR;
1020f1dbb6c1SMaya Erez
1021f1dbb6c1SMaya Erez /* Poll until OTP signature status is valid.
1022f1dbb6c1SMaya Erez * In vanilla and development modes, when signature test is complete
1023f1dbb6c1SMaya Erez * HW sets BIT_OTP_SIGNATURE_ERR_TALYN_MB.
1024f1dbb6c1SMaya Erez * In production mode BIT_OTP_SIGNATURE_ERR_TALYN_MB remains 0, poll
1025f1dbb6c1SMaya Erez * for signature status change to 2 or 3.
1026f1dbb6c1SMaya Erez */
1027f1dbb6c1SMaya Erez do {
1028f1dbb6c1SMaya Erez otp_hw = wil_r(wil, RGF_USER_OTP_HW_RD_MACHINE_1);
1029f1dbb6c1SMaya Erez signature_status = WIL_GET_BITS(otp_hw, 8, 9);
1030f1dbb6c1SMaya Erez otp_signature_err = otp_hw & BIT_OTP_SIGNATURE_ERR_TALYN_MB;
1031f1dbb6c1SMaya Erez
1032f1dbb6c1SMaya Erez if (otp_signature_err &&
1033f1dbb6c1SMaya Erez signature_status == WIL_SIG_STATUS_VANILLA) {
1034f1dbb6c1SMaya Erez wil->boot_config = WIL_BOOT_VANILLA;
1035f1dbb6c1SMaya Erez break;
1036f1dbb6c1SMaya Erez }
1037f1dbb6c1SMaya Erez if (otp_signature_err &&
1038f1dbb6c1SMaya Erez signature_status == WIL_SIG_STATUS_DEVELOPMENT) {
1039f1dbb6c1SMaya Erez wil->boot_config = WIL_BOOT_DEVELOPMENT;
1040f1dbb6c1SMaya Erez break;
1041f1dbb6c1SMaya Erez }
1042f1dbb6c1SMaya Erez if (!otp_signature_err &&
1043f1dbb6c1SMaya Erez signature_status == WIL_SIG_STATUS_PRODUCTION) {
1044f1dbb6c1SMaya Erez wil->boot_config = WIL_BOOT_PRODUCTION;
1045f1dbb6c1SMaya Erez break;
1046f1dbb6c1SMaya Erez }
1047f1dbb6c1SMaya Erez if (!otp_signature_err &&
1048f1dbb6c1SMaya Erez signature_status ==
1049f1dbb6c1SMaya Erez WIL_SIG_STATUS_CORRUPTED_PRODUCTION) {
1050f1dbb6c1SMaya Erez /* Unrecognized OTP signature found. Possibly a
1051f1dbb6c1SMaya Erez * corrupted production signature, access control
1052f1dbb6c1SMaya Erez * is applied as in production mode, therefore
1053f1dbb6c1SMaya Erez * do not fail
1054f1dbb6c1SMaya Erez */
1055f1dbb6c1SMaya Erez wil->boot_config = WIL_BOOT_PRODUCTION;
1056f1dbb6c1SMaya Erez break;
1057f1dbb6c1SMaya Erez }
1058f1dbb6c1SMaya Erez if (delay++ > OTP_HW_COUNT)
1059f1dbb6c1SMaya Erez break;
1060f1dbb6c1SMaya Erez
1061f1dbb6c1SMaya Erez usleep_range(OTP_HW_DELAY, OTP_HW_DELAY + 10);
1062f1dbb6c1SMaya Erez } while (!otp_signature_err && signature_status == 0);
1063f1dbb6c1SMaya Erez
1064f1dbb6c1SMaya Erez if (wil->boot_config == WIL_BOOT_ERR) {
1065f1dbb6c1SMaya Erez wil_err(wil,
1066f1dbb6c1SMaya Erez "invalid boot config, signature_status %d otp_signature_err %d\n",
1067f1dbb6c1SMaya Erez signature_status, otp_signature_err);
1068f1dbb6c1SMaya Erez return -ETIME;
1069f1dbb6c1SMaya Erez }
1070f1dbb6c1SMaya Erez
1071f1dbb6c1SMaya Erez wil_dbg_misc(wil,
1072f1dbb6c1SMaya Erez "signature test done in %d usec, otp_hw 0x%x, boot_config %d\n",
1073f1dbb6c1SMaya Erez delay * OTP_HW_DELAY, otp_hw, wil->boot_config);
1074f1dbb6c1SMaya Erez
1075f1dbb6c1SMaya Erez if (wil->boot_config == WIL_BOOT_VANILLA)
1076f1dbb6c1SMaya Erez /* Assuming not SPI boot (currently not supported) */
1077f1dbb6c1SMaya Erez goto out;
1078f1dbb6c1SMaya Erez
1079f1dbb6c1SMaya Erez hw_section_done = otp_hw & BIT_OTP_HW_SECTION_DONE_TALYN_MB;
1080f1dbb6c1SMaya Erez delay = 0;
1081f1dbb6c1SMaya Erez
1082f1dbb6c1SMaya Erez while (!hw_section_done) {
1083f1dbb6c1SMaya Erez msleep(RST_DELAY);
1084f1dbb6c1SMaya Erez
1085f1dbb6c1SMaya Erez otp_hw = wil_r(wil, RGF_USER_OTP_HW_RD_MACHINE_1);
1086f1dbb6c1SMaya Erez hw_section_done = otp_hw & BIT_OTP_HW_SECTION_DONE_TALYN_MB;
1087f1dbb6c1SMaya Erez
1088f1dbb6c1SMaya Erez if (delay++ > RST_COUNT) {
1089f1dbb6c1SMaya Erez wil_err(wil, "TO waiting for hw_section_done\n");
1090f1dbb6c1SMaya Erez return -ETIME;
1091f1dbb6c1SMaya Erez }
1092f1dbb6c1SMaya Erez }
1093f1dbb6c1SMaya Erez
1094f1dbb6c1SMaya Erez wil_dbg_misc(wil, "HW section done in %d ms\n", delay * RST_DELAY);
1095f1dbb6c1SMaya Erez
1096f1dbb6c1SMaya Erez otp_qc_secured = wil_r(wil, RGF_OTP_QC_SECURED);
1097f1dbb6c1SMaya Erez wil->secured_boot = otp_qc_secured & BIT_BOOT_FROM_ROM ? 1 : 0;
1098f1dbb6c1SMaya Erez wil_dbg_misc(wil, "secured boot is %sabled\n",
1099f1dbb6c1SMaya Erez wil->secured_boot ? "en" : "dis");
1100f1dbb6c1SMaya Erez
1101f1dbb6c1SMaya Erez out:
1102f1dbb6c1SMaya Erez wil_dbg_misc(wil, "Reset completed\n");
1103f1dbb6c1SMaya Erez
1104f1dbb6c1SMaya Erez return 0;
1105f1dbb6c1SMaya Erez }
1106f1dbb6c1SMaya Erez
wil_target_reset(struct wil6210_priv * wil,int no_flash)1107f1dbb6c1SMaya Erez static int wil_target_reset(struct wil6210_priv *wil, int no_flash)
1108f1dbb6c1SMaya Erez {
1109f1dbb6c1SMaya Erez u32 x;
1110f1dbb6c1SMaya Erez int rc;
1111f1dbb6c1SMaya Erez
11121aeda13bSVladimir Kondratiev wil_dbg_misc(wil, "Resetting \"%s\"...\n", wil->hw_name);
11136508281bSVladimir Kondratiev
1114d083b2e2SAlexei Avshalom Lazar if (wil->hw_version < HW_VER_TALYN) {
11156508281bSVladimir Kondratiev /* Clear MAC link up */
1116b9eeb512SVladimir Kondratiev wil_s(wil, RGF_HP_CTRL, BIT(15));
1117d083b2e2SAlexei Avshalom Lazar wil_s(wil, RGF_USER_CLKS_CTL_SW_RST_MASK_0,
1118d083b2e2SAlexei Avshalom Lazar BIT_HPAL_PERST_FROM_PAD);
1119b9eeb512SVladimir Kondratiev wil_s(wil, RGF_USER_CLKS_CTL_SW_RST_MASK_0, BIT_CAR_PERST_RST);
1120d083b2e2SAlexei Avshalom Lazar }
1121151a9706SVladimir Kondratiev
1122151a9706SVladimir Kondratiev wil_halt_cpu(wil);
11232be7d22fSVladimir Kondratiev
112470bcc658SLior David if (!no_flash) {
11252cd0f021SVladimir Kondratiev /* clear all boot loader "ready" bits */
1126b9eeb512SVladimir Kondratiev wil_w(wil, RGF_USER_BL +
11272a0efe6aSDedy Lansky offsetof(struct bl_dedicated_registers_v0,
11282a0efe6aSDedy Lansky boot_loader_ready), 0);
112970bcc658SLior David /* this should be safe to write even with old BLs */
113070bcc658SLior David wil_w(wil, RGF_USER_BL +
113170bcc658SLior David offsetof(struct bl_dedicated_registers_v1,
113270bcc658SLior David bl_shutdown_handshake), 0);
113370bcc658SLior David }
1134cce47711SVladimir Kondratiev /* Clear Fw Download notification */
1135b9eeb512SVladimir Kondratiev wil_c(wil, RGF_USER_USAGE_6, BIT(0));
1136cce47711SVladimir Kondratiev
1137b9eeb512SVladimir Kondratiev wil_s(wil, RGF_CAF_OSC_CONTROL, BIT_CAF_OSC_XTAL_EN);
113848516298SVladimir Kondratiev /* XTAL stabilization should take about 3ms */
113948516298SVladimir Kondratiev usleep_range(5000, 7000);
1140b9eeb512SVladimir Kondratiev x = wil_r(wil, RGF_CAF_PLL_LOCK_STATUS);
114148516298SVladimir Kondratiev if (!(x & BIT_CAF_OSC_DIG_XTAL_STABLE)) {
114248516298SVladimir Kondratiev wil_err(wil, "Xtal stabilization timeout\n"
114348516298SVladimir Kondratiev "RGF_CAF_PLL_LOCK_STATUS = 0x%08x\n", x);
114448516298SVladimir Kondratiev return -ETIME;
114548516298SVladimir Kondratiev }
114648516298SVladimir Kondratiev /* switch 10k to XTAL*/
1147b9eeb512SVladimir Kondratiev wil_c(wil, RGF_USER_SPARROW_M_4, BIT_SPARROW_M_4_SEL_SLEEP_OR_REF);
114848516298SVladimir Kondratiev /* 40 MHz */
1149b9eeb512SVladimir Kondratiev wil_c(wil, RGF_USER_CLKS_CTL_0, BIT_USER_CLKS_CAR_AHB_SW_SEL);
115048516298SVladimir Kondratiev
1151b9eeb512SVladimir Kondratiev wil_w(wil, RGF_USER_CLKS_CTL_EXT_SW_RST_VEC_0, 0x3ff81f);
1152b9eeb512SVladimir Kondratiev wil_w(wil, RGF_USER_CLKS_CTL_EXT_SW_RST_VEC_1, 0xf);
11536508281bSVladimir Kondratiev
1154485790d0SMaya Erez if (wil->hw_version >= HW_VER_TALYN_MB) {
1155485790d0SMaya Erez wil_w(wil, RGF_USER_CLKS_CTL_SW_RST_VEC_2, 0x7e000000);
1156485790d0SMaya Erez wil_w(wil, RGF_USER_CLKS_CTL_SW_RST_VEC_1, 0x0000003f);
1157485790d0SMaya Erez wil_w(wil, RGF_USER_CLKS_CTL_SW_RST_VEC_3, 0xc00000f0);
1158485790d0SMaya Erez wil_w(wil, RGF_USER_CLKS_CTL_SW_RST_VEC_0, 0xffe7fe00);
1159485790d0SMaya Erez } else {
1160485790d0SMaya Erez wil_w(wil, RGF_USER_CLKS_CTL_SW_RST_VEC_2, 0xfe000000);
1161485790d0SMaya Erez wil_w(wil, RGF_USER_CLKS_CTL_SW_RST_VEC_1, 0x0000003f);
1162b9eeb512SVladimir Kondratiev wil_w(wil, RGF_USER_CLKS_CTL_SW_RST_VEC_3, 0x000000f0);
1163485790d0SMaya Erez wil_w(wil, RGF_USER_CLKS_CTL_SW_RST_VEC_0, 0xffe7fe00);
1164485790d0SMaya Erez }
11652be7d22fSVladimir Kondratiev
1166b9eeb512SVladimir Kondratiev wil_w(wil, RGF_USER_CLKS_CTL_EXT_SW_RST_VEC_0, 0x0);
1167b9eeb512SVladimir Kondratiev wil_w(wil, RGF_USER_CLKS_CTL_EXT_SW_RST_VEC_1, 0x0);
11686508281bSVladimir Kondratiev
1169b9eeb512SVladimir Kondratiev wil_w(wil, RGF_USER_CLKS_CTL_SW_RST_VEC_3, 0);
1170b9eeb512SVladimir Kondratiev wil_w(wil, RGF_USER_CLKS_CTL_SW_RST_VEC_2, 0);
1171b9eeb512SVladimir Kondratiev wil_w(wil, RGF_USER_CLKS_CTL_SW_RST_VEC_1, 0);
1172b9eeb512SVladimir Kondratiev wil_w(wil, RGF_USER_CLKS_CTL_SW_RST_VEC_0, 0);
11732be7d22fSVladimir Kondratiev
1174b9eeb512SVladimir Kondratiev wil_w(wil, RGF_USER_CLKS_CTL_SW_RST_VEC_3, 0x00000003);
1175b9eeb512SVladimir Kondratiev /* reset A2 PCIE AHB */
1176b9eeb512SVladimir Kondratiev wil_w(wil, RGF_USER_CLKS_CTL_SW_RST_VEC_2, 0x00008000);
11776508281bSVladimir Kondratiev
1178b9eeb512SVladimir Kondratiev wil_w(wil, RGF_USER_CLKS_CTL_SW_RST_VEC_0, 0);
11792be7d22fSVladimir Kondratiev
1180f1dbb6c1SMaya Erez if (wil->hw_version == HW_VER_TALYN_MB)
1181f1dbb6c1SMaya Erez rc = wil_wait_device_ready_talyn_mb(wil);
11822a0efe6aSDedy Lansky else
1183f1dbb6c1SMaya Erez rc = wil_wait_device_ready(wil, no_flash);
1184f1dbb6c1SMaya Erez if (rc)
1185f1dbb6c1SMaya Erez return rc;
118636b10a72SVladimir Kondratiev
1187b9eeb512SVladimir Kondratiev wil_c(wil, RGF_USER_CLKS_CTL_0, BIT_USER_CLKS_RST_PWGD);
1188972072aaSVladimir Kondratiev
1189e3351277SVladimir Kondratiev /* enable fix for HW bug related to the SA/DA swap in AP Rx */
1190b9eeb512SVladimir Kondratiev wil_s(wil, RGF_DMA_OFUL_NID_0, BIT_DMA_OFUL_NID_0_RX_EXT_TR_EN |
1191e3351277SVladimir Kondratiev BIT_DMA_OFUL_NID_0_RX_EXT_A3_SRC);
1192e3351277SVladimir Kondratiev
1193f1dbb6c1SMaya Erez if (wil->hw_version < HW_VER_TALYN_MB && no_flash) {
1194b8e13b87SMaya Erez /* Reset OTP HW vectors to fit 40MHz */
1195b8e13b87SMaya Erez wil_w(wil, RGF_USER_XPM_IFC_RD_TIME1, 0x60001);
1196b8e13b87SMaya Erez wil_w(wil, RGF_USER_XPM_IFC_RD_TIME2, 0x20027);
1197b8e13b87SMaya Erez wil_w(wil, RGF_USER_XPM_IFC_RD_TIME3, 0x1);
1198b8e13b87SMaya Erez wil_w(wil, RGF_USER_XPM_IFC_RD_TIME4, 0x20027);
1199b8e13b87SMaya Erez wil_w(wil, RGF_USER_XPM_IFC_RD_TIME5, 0x30003);
1200b8e13b87SMaya Erez wil_w(wil, RGF_USER_XPM_IFC_RD_TIME6, 0x20002);
1201b8e13b87SMaya Erez wil_w(wil, RGF_USER_XPM_IFC_RD_TIME7, 0x60001);
1202b8e13b87SMaya Erez wil_w(wil, RGF_USER_XPM_IFC_RD_TIME8, 0x60001);
1203b8e13b87SMaya Erez wil_w(wil, RGF_USER_XPM_IFC_RD_TIME9, 0x60001);
1204b8e13b87SMaya Erez wil_w(wil, RGF_USER_XPM_IFC_RD_TIME10, 0x60001);
1205b8e13b87SMaya Erez wil_w(wil, RGF_USER_XPM_RD_DOUT_SAMPLE_TIME, 0x57);
1206b8e13b87SMaya Erez }
1207b8e13b87SMaya Erez
1208bbb2adc7SVladimir Kondratiev return 0;
1209151a9706SVladimir Kondratiev }
12102be7d22fSVladimir Kondratiev
wil_collect_fw_info(struct wil6210_priv * wil)12113fea18d0SLior David static void wil_collect_fw_info(struct wil6210_priv *wil)
12123fea18d0SLior David {
12133fea18d0SLior David struct wiphy *wiphy = wil_to_wiphy(wil);
12143fea18d0SLior David u8 retry_short;
12153fea18d0SLior David int rc;
12163fea18d0SLior David
12173ead1e01SLior David wil_refresh_fw_capabilities(wil);
12183ead1e01SLior David
12193fea18d0SLior David rc = wmi_get_mgmt_retry(wil, &retry_short);
12203fea18d0SLior David if (!rc) {
12213fea18d0SLior David wiphy->retry_short = retry_short;
12223fea18d0SLior David wil_dbg_misc(wil, "FW retry_short: %d\n", retry_short);
12233fea18d0SLior David }
12243fea18d0SLior David }
12253fea18d0SLior David
wil_refresh_fw_capabilities(struct wil6210_priv * wil)12263ead1e01SLior David void wil_refresh_fw_capabilities(struct wil6210_priv *wil)
12273ead1e01SLior David {
12283ead1e01SLior David struct wiphy *wiphy = wil_to_wiphy(wil);
1229594b59ecSMaya Erez int features;
12303ead1e01SLior David
12313ead1e01SLior David wil->keep_radio_on_during_sleep =
123238e4c25dSMaya Erez test_bit(WIL_PLATFORM_CAPA_RADIO_ON_IN_SUSPEND,
123338e4c25dSMaya Erez wil->platform_capa) &&
12343ead1e01SLior David test_bit(WMI_FW_CAPABILITY_D3_SUSPEND, wil->fw_capabilities);
12353ead1e01SLior David
12363ead1e01SLior David wil_info(wil, "keep_radio_on_during_sleep (%d)\n",
12373ead1e01SLior David wil->keep_radio_on_during_sleep);
12383ead1e01SLior David
12393ead1e01SLior David if (test_bit(WMI_FW_CAPABILITY_RSSI_REPORTING, wil->fw_capabilities))
12403ead1e01SLior David wiphy->signal_type = CFG80211_SIGNAL_TYPE_MBM;
12413ead1e01SLior David else
12423ead1e01SLior David wiphy->signal_type = CFG80211_SIGNAL_TYPE_UNSPEC;
1243a5dc6883SDedy Lansky
1244a5dc6883SDedy Lansky if (test_bit(WMI_FW_CAPABILITY_PNO, wil->fw_capabilities)) {
1245a5dc6883SDedy Lansky wiphy->max_sched_scan_reqs = 1;
1246a5dc6883SDedy Lansky wiphy->max_sched_scan_ssids = WMI_MAX_PNO_SSID_NUM;
1247a5dc6883SDedy Lansky wiphy->max_match_sets = WMI_MAX_PNO_SSID_NUM;
1248a5dc6883SDedy Lansky wiphy->max_sched_scan_ie_len = WMI_MAX_IE_LEN;
1249a5dc6883SDedy Lansky wiphy->max_sched_scan_plans = WMI_MAX_PLANS_NUM;
1250a5dc6883SDedy Lansky }
1251594b59ecSMaya Erez
1252b698e2dfSAhmad Masri if (test_bit(WMI_FW_CAPABILITY_TX_REQ_EXT, wil->fw_capabilities))
1253b698e2dfSAhmad Masri wiphy->flags |= WIPHY_FLAG_OFFCHAN_TX;
1254b698e2dfSAhmad Masri
1255594b59ecSMaya Erez if (wil->platform_ops.set_features) {
1256594b59ecSMaya Erez features = (test_bit(WMI_FW_CAPABILITY_REF_CLOCK_CONTROL,
1257594b59ecSMaya Erez wil->fw_capabilities) &&
1258594b59ecSMaya Erez test_bit(WIL_PLATFORM_CAPA_EXT_CLK,
1259594b59ecSMaya Erez wil->platform_capa)) ?
1260594b59ecSMaya Erez BIT(WIL_PLATFORM_FEATURE_FW_EXT_CLK_CONTROL) : 0;
1261594b59ecSMaya Erez
1262aea2f8b7SAlexei Avshalom Lazar if (wil->n_msi == 3)
1263aea2f8b7SAlexei Avshalom Lazar features |= BIT(WIL_PLATFORM_FEATURE_TRIPLE_MSI);
1264aea2f8b7SAlexei Avshalom Lazar
1265594b59ecSMaya Erez wil->platform_ops.set_features(wil->platform_handle, features);
1266594b59ecSMaya Erez }
12671b99197dSMaya Erez
12681b99197dSMaya Erez if (test_bit(WMI_FW_CAPABILITY_BACK_WIN_SIZE_64,
12691b99197dSMaya Erez wil->fw_capabilities)) {
12701b99197dSMaya Erez wil->max_agg_wsize = WIL_MAX_AGG_WSIZE_64;
12711b99197dSMaya Erez wil->max_ampdu_size = WIL_MAX_AMPDU_SIZE_128;
12721b99197dSMaya Erez } else {
12731b99197dSMaya Erez wil->max_agg_wsize = WIL_MAX_AGG_WSIZE;
12741b99197dSMaya Erez wil->max_ampdu_size = WIL_MAX_AMPDU_SIZE;
12751b99197dSMaya Erez }
127622b9610eSAlexei Avshalom Lazar
127722b9610eSAlexei Avshalom Lazar update_supported_bands(wil);
12783ead1e01SLior David }
12793ead1e01SLior David
wil_mbox_ring_le2cpus(struct wil6210_mbox_ring * r)12802be7d22fSVladimir Kondratiev void wil_mbox_ring_le2cpus(struct wil6210_mbox_ring *r)
12812be7d22fSVladimir Kondratiev {
12822be7d22fSVladimir Kondratiev le32_to_cpus(&r->base);
12832be7d22fSVladimir Kondratiev le16_to_cpus(&r->entry_size);
12842be7d22fSVladimir Kondratiev le16_to_cpus(&r->size);
12852be7d22fSVladimir Kondratiev le32_to_cpus(&r->tail);
12862be7d22fSVladimir Kondratiev le32_to_cpus(&r->head);
12872be7d22fSVladimir Kondratiev }
12882be7d22fSVladimir Kondratiev
1289631d3b4fSMaya Erez /* construct actual board file name to use */
wil_get_board_file(struct wil6210_priv * wil,char * buf,size_t len)1290631d3b4fSMaya Erez void wil_get_board_file(struct wil6210_priv *wil, char *buf, size_t len)
1291631d3b4fSMaya Erez {
1292631d3b4fSMaya Erez const char *board_file;
1293631d3b4fSMaya Erez const char *wil_talyn_fw_name = ftm_mode ? WIL_FW_NAME_FTM_TALYN :
1294631d3b4fSMaya Erez WIL_FW_NAME_TALYN;
1295631d3b4fSMaya Erez
1296631d3b4fSMaya Erez if (wil->board_file) {
1297631d3b4fSMaya Erez board_file = wil->board_file;
1298631d3b4fSMaya Erez } else {
1299631d3b4fSMaya Erez /* If specific FW file is used for Talyn,
1300631d3b4fSMaya Erez * use specific board file
1301631d3b4fSMaya Erez */
1302631d3b4fSMaya Erez if (strcmp(wil->wil_fw_name, wil_talyn_fw_name) == 0)
1303631d3b4fSMaya Erez board_file = WIL_BRD_NAME_TALYN;
1304631d3b4fSMaya Erez else
1305631d3b4fSMaya Erez board_file = WIL_BOARD_FILE_NAME;
1306631d3b4fSMaya Erez }
1307631d3b4fSMaya Erez
1308*bf99f11dSWolfram Sang strscpy(buf, board_file, len);
1309631d3b4fSMaya Erez }
1310631d3b4fSMaya Erez
wil_get_bl_info(struct wil6210_priv * wil)13112cd0f021SVladimir Kondratiev static int wil_get_bl_info(struct wil6210_priv *wil)
13122cd0f021SVladimir Kondratiev {
1313e00243faSLior David struct net_device *ndev = wil->main_ndev;
1314b42f1196SHamad Kadmany struct wiphy *wiphy = wil_to_wiphy(wil);
1315f1ad8c93SVladimir Kondratiev union {
1316f1ad8c93SVladimir Kondratiev struct bl_dedicated_registers_v0 bl0;
1317f1ad8c93SVladimir Kondratiev struct bl_dedicated_registers_v1 bl1;
1318f1ad8c93SVladimir Kondratiev } bl;
1319f1ad8c93SVladimir Kondratiev u32 bl_ver;
1320f1ad8c93SVladimir Kondratiev u8 *mac;
1321f1ad8c93SVladimir Kondratiev u16 rf_status;
13222cd0f021SVladimir Kondratiev
1323f1ad8c93SVladimir Kondratiev wil_memcpy_fromio_32(&bl, wil->csr + HOSTADDR(RGF_USER_BL),
132419c871ceSVladimir Kondratiev sizeof(bl));
132519c871ceSVladimir Kondratiev bl_ver = le32_to_cpu(bl.bl0.boot_loader_struct_version);
132619c871ceSVladimir Kondratiev mac = bl.bl0.mac_address;
132719c871ceSVladimir Kondratiev
132819c871ceSVladimir Kondratiev if (bl_ver == 0) {
1329f1ad8c93SVladimir Kondratiev le32_to_cpus(&bl.bl0.rf_type);
1330f1ad8c93SVladimir Kondratiev le32_to_cpus(&bl.bl0.baseband_type);
1331f1ad8c93SVladimir Kondratiev rf_status = 0; /* actually, unknown */
1332f1ad8c93SVladimir Kondratiev wil_info(wil,
1333f1ad8c93SVladimir Kondratiev "Boot Loader struct v%d: MAC = %pM RF = 0x%08x bband = 0x%08x\n",
1334f1ad8c93SVladimir Kondratiev bl_ver, mac,
1335f1ad8c93SVladimir Kondratiev bl.bl0.rf_type, bl.bl0.baseband_type);
1336f1ad8c93SVladimir Kondratiev wil_info(wil, "Boot Loader build unknown for struct v0\n");
133719c871ceSVladimir Kondratiev } else {
1338f1ad8c93SVladimir Kondratiev le16_to_cpus(&bl.bl1.rf_type);
1339f1ad8c93SVladimir Kondratiev rf_status = le16_to_cpu(bl.bl1.rf_status);
1340f1ad8c93SVladimir Kondratiev le32_to_cpus(&bl.bl1.baseband_type);
1341f1ad8c93SVladimir Kondratiev le16_to_cpus(&bl.bl1.bl_version_subminor);
1342f1ad8c93SVladimir Kondratiev le16_to_cpus(&bl.bl1.bl_version_build);
1343f1ad8c93SVladimir Kondratiev wil_info(wil,
1344f1ad8c93SVladimir Kondratiev "Boot Loader struct v%d: MAC = %pM RF = 0x%04x (status 0x%04x) bband = 0x%08x\n",
1345f1ad8c93SVladimir Kondratiev bl_ver, mac,
1346f1ad8c93SVladimir Kondratiev bl.bl1.rf_type, rf_status,
1347f1ad8c93SVladimir Kondratiev bl.bl1.baseband_type);
1348f1ad8c93SVladimir Kondratiev wil_info(wil, "Boot Loader build %d.%d.%d.%d\n",
1349f1ad8c93SVladimir Kondratiev bl.bl1.bl_version_major, bl.bl1.bl_version_minor,
1350f1ad8c93SVladimir Kondratiev bl.bl1.bl_version_subminor, bl.bl1.bl_version_build);
13512cd0f021SVladimir Kondratiev }
13522cd0f021SVladimir Kondratiev
1353f1ad8c93SVladimir Kondratiev if (!is_valid_ether_addr(mac)) {
1354f1ad8c93SVladimir Kondratiev wil_err(wil, "BL: Invalid MAC %pM\n", mac);
1355f1ad8c93SVladimir Kondratiev return -EINVAL;
1356f1ad8c93SVladimir Kondratiev }
1357f1ad8c93SVladimir Kondratiev
1358f1ad8c93SVladimir Kondratiev ether_addr_copy(ndev->perm_addr, mac);
1359b42f1196SHamad Kadmany ether_addr_copy(wiphy->perm_addr, mac);
13602cd0f021SVladimir Kondratiev if (!is_valid_ether_addr(ndev->dev_addr))
1361fcb79f31SJakub Kicinski eth_hw_addr_set(ndev, mac);
1362f1ad8c93SVladimir Kondratiev
1363f1ad8c93SVladimir Kondratiev if (rf_status) {/* bad RF cable? */
1364f1ad8c93SVladimir Kondratiev wil_err(wil, "RF communication error 0x%04x",
1365f1ad8c93SVladimir Kondratiev rf_status);
1366f1ad8c93SVladimir Kondratiev return -EAGAIN;
1367f1ad8c93SVladimir Kondratiev }
13682cd0f021SVladimir Kondratiev
13692cd0f021SVladimir Kondratiev return 0;
13702cd0f021SVladimir Kondratiev }
13712cd0f021SVladimir Kondratiev
wil_bl_crash_info(struct wil6210_priv * wil,bool is_err)1372409ead54SVladimir Kondratiev static void wil_bl_crash_info(struct wil6210_priv *wil, bool is_err)
1373409ead54SVladimir Kondratiev {
1374409ead54SVladimir Kondratiev u32 bl_assert_code, bl_assert_blink, bl_magic_number;
1375409ead54SVladimir Kondratiev u32 bl_ver = wil_r(wil, RGF_USER_BL +
1376409ead54SVladimir Kondratiev offsetof(struct bl_dedicated_registers_v0,
1377409ead54SVladimir Kondratiev boot_loader_struct_version));
1378409ead54SVladimir Kondratiev
1379409ead54SVladimir Kondratiev if (bl_ver < 2)
1380409ead54SVladimir Kondratiev return;
1381409ead54SVladimir Kondratiev
1382409ead54SVladimir Kondratiev bl_assert_code = wil_r(wil, RGF_USER_BL +
1383409ead54SVladimir Kondratiev offsetof(struct bl_dedicated_registers_v1,
1384409ead54SVladimir Kondratiev bl_assert_code));
1385409ead54SVladimir Kondratiev bl_assert_blink = wil_r(wil, RGF_USER_BL +
1386409ead54SVladimir Kondratiev offsetof(struct bl_dedicated_registers_v1,
1387409ead54SVladimir Kondratiev bl_assert_blink));
1388409ead54SVladimir Kondratiev bl_magic_number = wil_r(wil, RGF_USER_BL +
1389409ead54SVladimir Kondratiev offsetof(struct bl_dedicated_registers_v1,
1390409ead54SVladimir Kondratiev bl_magic_number));
1391409ead54SVladimir Kondratiev
1392409ead54SVladimir Kondratiev if (is_err) {
1393409ead54SVladimir Kondratiev wil_err(wil,
1394409ead54SVladimir Kondratiev "BL assert code 0x%08x blink 0x%08x magic 0x%08x\n",
1395409ead54SVladimir Kondratiev bl_assert_code, bl_assert_blink, bl_magic_number);
1396409ead54SVladimir Kondratiev } else {
1397409ead54SVladimir Kondratiev wil_dbg_misc(wil,
1398409ead54SVladimir Kondratiev "BL assert code 0x%08x blink 0x%08x magic 0x%08x\n",
1399409ead54SVladimir Kondratiev bl_assert_code, bl_assert_blink, bl_magic_number);
1400409ead54SVladimir Kondratiev }
1401409ead54SVladimir Kondratiev }
1402409ead54SVladimir Kondratiev
wil_get_otp_info(struct wil6210_priv * wil)14032a0efe6aSDedy Lansky static int wil_get_otp_info(struct wil6210_priv *wil)
14042a0efe6aSDedy Lansky {
1405e00243faSLior David struct net_device *ndev = wil->main_ndev;
14062a0efe6aSDedy Lansky struct wiphy *wiphy = wil_to_wiphy(wil);
14072a0efe6aSDedy Lansky u8 mac[8];
1408485790d0SMaya Erez int mac_addr;
14092a0efe6aSDedy Lansky
14107b834639SDedy Lansky /* OEM MAC has precedence */
14117b834639SDedy Lansky mac_addr = RGF_OTP_OEM_MAC;
14127b834639SDedy Lansky wil_memcpy_fromio_32(mac, wil->csr + HOSTADDR(mac_addr), sizeof(mac));
14137b834639SDedy Lansky
14147b834639SDedy Lansky if (is_valid_ether_addr(mac)) {
14157b834639SDedy Lansky wil_info(wil, "using OEM MAC %pM\n", mac);
14167b834639SDedy Lansky } else {
1417485790d0SMaya Erez if (wil->hw_version >= HW_VER_TALYN_MB)
1418485790d0SMaya Erez mac_addr = RGF_OTP_MAC_TALYN_MB;
1419485790d0SMaya Erez else
1420485790d0SMaya Erez mac_addr = RGF_OTP_MAC;
1421485790d0SMaya Erez
1422485790d0SMaya Erez wil_memcpy_fromio_32(mac, wil->csr + HOSTADDR(mac_addr),
14232a0efe6aSDedy Lansky sizeof(mac));
14247b834639SDedy Lansky }
14257b834639SDedy Lansky
14262a0efe6aSDedy Lansky if (!is_valid_ether_addr(mac)) {
14272a0efe6aSDedy Lansky wil_err(wil, "Invalid MAC %pM\n", mac);
14282a0efe6aSDedy Lansky return -EINVAL;
14292a0efe6aSDedy Lansky }
14302a0efe6aSDedy Lansky
14312a0efe6aSDedy Lansky ether_addr_copy(ndev->perm_addr, mac);
14322a0efe6aSDedy Lansky ether_addr_copy(wiphy->perm_addr, mac);
14332a0efe6aSDedy Lansky if (!is_valid_ether_addr(ndev->dev_addr))
1434fcb79f31SJakub Kicinski eth_hw_addr_set(ndev, mac);
14352a0efe6aSDedy Lansky
14362a0efe6aSDedy Lansky return 0;
14372a0efe6aSDedy Lansky }
14382a0efe6aSDedy Lansky
wil_wait_for_fw_ready(struct wil6210_priv * wil)14392be7d22fSVladimir Kondratiev static int wil_wait_for_fw_ready(struct wil6210_priv *wil)
14402be7d22fSVladimir Kondratiev {
14416ccae584SHamad Kadmany ulong to = msecs_to_jiffies(2000);
14422be7d22fSVladimir Kondratiev ulong left = wait_for_completion_timeout(&wil->wmi_ready, to);
14438fe59627SVladimir Kondratiev
14442be7d22fSVladimir Kondratiev if (0 == left) {
14452be7d22fSVladimir Kondratiev wil_err(wil, "Firmware not ready\n");
14462be7d22fSVladimir Kondratiev return -ETIME;
14472be7d22fSVladimir Kondratiev } else {
144815e23124SVladimir Kondratiev wil_info(wil, "FW ready after %d ms. HW version 0x%08x\n",
144915e23124SVladimir Kondratiev jiffies_to_msecs(to-left), wil->hw_version);
14502be7d22fSVladimir Kondratiev }
14512be7d22fSVladimir Kondratiev return 0;
14522be7d22fSVladimir Kondratiev }
14532be7d22fSVladimir Kondratiev
wil_abort_scan(struct wil6210_vif * vif,bool sync)1454e00243faSLior David void wil_abort_scan(struct wil6210_vif *vif, bool sync)
1455035859a5SMaya Erez {
1456e00243faSLior David struct wil6210_priv *wil = vif_to_wil(vif);
1457035859a5SMaya Erez int rc;
1458035859a5SMaya Erez struct cfg80211_scan_info info = {
1459035859a5SMaya Erez .aborted = true,
1460035859a5SMaya Erez };
1461035859a5SMaya Erez
1462404bbb3cSLior David lockdep_assert_held(&wil->vif_mutex);
1463035859a5SMaya Erez
1464e00243faSLior David if (!vif->scan_request)
1465035859a5SMaya Erez return;
1466035859a5SMaya Erez
1467e00243faSLior David wil_dbg_misc(wil, "Abort scan_request 0x%p\n", vif->scan_request);
1468e00243faSLior David del_timer_sync(&vif->scan_timer);
1469404bbb3cSLior David mutex_unlock(&wil->vif_mutex);
1470e00243faSLior David rc = wmi_abort_scan(vif);
1471035859a5SMaya Erez if (!rc && sync)
1472e00243faSLior David wait_event_interruptible_timeout(wil->wq, !vif->scan_request,
1473035859a5SMaya Erez msecs_to_jiffies(
1474035859a5SMaya Erez WAIT_FOR_SCAN_ABORT_MS));
1475035859a5SMaya Erez
1476404bbb3cSLior David mutex_lock(&wil->vif_mutex);
1477e00243faSLior David if (vif->scan_request) {
1478e00243faSLior David cfg80211_scan_done(vif->scan_request, &info);
1479e00243faSLior David vif->scan_request = NULL;
1480035859a5SMaya Erez }
1481035859a5SMaya Erez }
1482035859a5SMaya Erez
wil_abort_scan_all_vifs(struct wil6210_priv * wil,bool sync)14835bd60982SLior David void wil_abort_scan_all_vifs(struct wil6210_priv *wil, bool sync)
14845bd60982SLior David {
14855bd60982SLior David int i;
14865bd60982SLior David
14875bd60982SLior David lockdep_assert_held(&wil->vif_mutex);
14885bd60982SLior David
1489e4a29bddSAhmad Masri for (i = 0; i < GET_MAX_VIFS(wil); i++) {
14905bd60982SLior David struct wil6210_vif *vif = wil->vifs[i];
14915bd60982SLior David
14925bd60982SLior David if (vif)
14935bd60982SLior David wil_abort_scan(vif, sync);
14945bd60982SLior David }
14955bd60982SLior David }
14965bd60982SLior David
wil_ps_update(struct wil6210_priv * wil,enum wmi_ps_profile_type ps_profile)14978b068c03SLazar Alexei int wil_ps_update(struct wil6210_priv *wil, enum wmi_ps_profile_type ps_profile)
14988b068c03SLazar Alexei {
14998b068c03SLazar Alexei int rc;
15008b068c03SLazar Alexei
15018b068c03SLazar Alexei if (!test_bit(WMI_FW_CAPABILITY_PS_CONFIG, wil->fw_capabilities)) {
15028b068c03SLazar Alexei wil_err(wil, "set_power_mgmt not supported\n");
15038b068c03SLazar Alexei return -EOPNOTSUPP;
15048b068c03SLazar Alexei }
15058b068c03SLazar Alexei
15068b068c03SLazar Alexei rc = wmi_ps_dev_profile_cfg(wil, ps_profile);
15078b068c03SLazar Alexei if (rc)
15088b068c03SLazar Alexei wil_err(wil, "wmi_ps_dev_profile_cfg failed (%d)\n", rc);
15098b068c03SLazar Alexei else
15108b068c03SLazar Alexei wil->ps_profile = ps_profile;
15118b068c03SLazar Alexei
15128b068c03SLazar Alexei return rc;
15138b068c03SLazar Alexei }
15148b068c03SLazar Alexei
wil_pre_fw_config(struct wil6210_priv * wil)15151490846dSDedy Lansky static void wil_pre_fw_config(struct wil6210_priv *wil)
15161490846dSDedy Lansky {
1517f2b6b46eSMaya Erez wil_clear_fw_log_addr(wil);
15181490846dSDedy Lansky /* Mark FW as loaded from host */
15191490846dSDedy Lansky wil_s(wil, RGF_USER_USAGE_6, 1);
15201490846dSDedy Lansky
15211490846dSDedy Lansky /* clear any interrupts which on-card-firmware
15221490846dSDedy Lansky * may have set
15231490846dSDedy Lansky */
15241490846dSDedy Lansky wil6210_clear_irq(wil);
15251490846dSDedy Lansky /* CAF_ICR - clear and mask */
15261490846dSDedy Lansky /* it is W1C, clear by writing back same value */
15277c69709fSMaya Erez if (wil->hw_version < HW_VER_TALYN_MB) {
15281490846dSDedy Lansky wil_s(wil, RGF_CAF_ICR + offsetof(struct RGF_ICR, ICR), 0);
15291490846dSDedy Lansky wil_w(wil, RGF_CAF_ICR + offsetof(struct RGF_ICR, IMV), ~0);
15307c69709fSMaya Erez }
1531485790d0SMaya Erez /* clear PAL_UNIT_ICR (potential D0->D3 leftover)
1532485790d0SMaya Erez * In Talyn-MB host cannot access this register due to
1533485790d0SMaya Erez * access control, hence PAL_UNIT_ICR is cleared by the FW
1534485790d0SMaya Erez */
1535485790d0SMaya Erez if (wil->hw_version < HW_VER_TALYN_MB)
1536485790d0SMaya Erez wil_s(wil, RGF_PAL_UNIT_ICR + offsetof(struct RGF_ICR, ICR),
1537485790d0SMaya Erez 0);
15381490846dSDedy Lansky
15391490846dSDedy Lansky if (wil->fw_calib_result > 0) {
15401490846dSDedy Lansky __le32 val = cpu_to_le32(wil->fw_calib_result |
15411490846dSDedy Lansky (CALIB_RESULT_SIGNATURE << 8));
15421490846dSDedy Lansky wil_w(wil, RGF_USER_FW_CALIB_RESULT, (u32 __force)val);
15431490846dSDedy Lansky }
15441490846dSDedy Lansky }
15451490846dSDedy Lansky
wil_restore_vifs(struct wil6210_priv * wil)15464aebd3bdSLior David static int wil_restore_vifs(struct wil6210_priv *wil)
15474aebd3bdSLior David {
15484aebd3bdSLior David struct wil6210_vif *vif;
15494aebd3bdSLior David struct net_device *ndev;
15504aebd3bdSLior David struct wireless_dev *wdev;
15514aebd3bdSLior David int i, rc;
15524aebd3bdSLior David
1553e4a29bddSAhmad Masri for (i = 0; i < GET_MAX_VIFS(wil); i++) {
15544aebd3bdSLior David vif = wil->vifs[i];
15554aebd3bdSLior David if (!vif)
15564aebd3bdSLior David continue;
15575bd60982SLior David vif->ap_isolate = 0;
15584aebd3bdSLior David if (vif->mid) {
15594aebd3bdSLior David ndev = vif_to_ndev(vif);
15604aebd3bdSLior David wdev = vif_to_wdev(vif);
15614aebd3bdSLior David rc = wmi_port_allocate(wil, vif->mid, ndev->dev_addr,
15624aebd3bdSLior David wdev->iftype);
15634aebd3bdSLior David if (rc) {
15644aebd3bdSLior David wil_err(wil, "fail to restore VIF %d type %d, rc %d\n",
15654aebd3bdSLior David i, wdev->iftype, rc);
15664aebd3bdSLior David return rc;
15674aebd3bdSLior David }
15684aebd3bdSLior David }
15694aebd3bdSLior David }
15704aebd3bdSLior David
15714aebd3bdSLior David return 0;
15724aebd3bdSLior David }
15734aebd3bdSLior David
15742be7d22fSVladimir Kondratiev /*
1575f2b6b46eSMaya Erez * Clear FW and ucode log start addr to indicate FW log is not ready. The host
1576f2b6b46eSMaya Erez * driver clears the addresses before FW starts and FW initializes the address
1577f2b6b46eSMaya Erez * when it is ready to send logs.
1578f2b6b46eSMaya Erez */
wil_clear_fw_log_addr(struct wil6210_priv * wil)1579f2b6b46eSMaya Erez void wil_clear_fw_log_addr(struct wil6210_priv *wil)
1580f2b6b46eSMaya Erez {
1581f2b6b46eSMaya Erez /* FW log addr */
1582f2b6b46eSMaya Erez wil_w(wil, RGF_USER_USAGE_1, 0);
1583f2b6b46eSMaya Erez /* ucode log addr */
1584f2b6b46eSMaya Erez wil_w(wil, RGF_USER_USAGE_2, 0);
1585f2b6b46eSMaya Erez wil_dbg_misc(wil, "Cleared FW and ucode log address");
1586f2b6b46eSMaya Erez }
1587f2b6b46eSMaya Erez
1588f2b6b46eSMaya Erez /*
15892be7d22fSVladimir Kondratiev * We reset all the structures, and we reset the UMAC.
15902be7d22fSVladimir Kondratiev * After calling this routine, you're expected to reload
15912be7d22fSVladimir Kondratiev * the firmware.
15922be7d22fSVladimir Kondratiev */
wil_reset(struct wil6210_priv * wil,bool load_fw)15932cd0f021SVladimir Kondratiev int wil_reset(struct wil6210_priv *wil, bool load_fw)
15942be7d22fSVladimir Kondratiev {
15955bd60982SLior David int rc, i;
1596a8fd16d7SMaya Erez unsigned long status_flags = BIT(wil_status_resetting);
15972a0efe6aSDedy Lansky int no_flash;
15985bd60982SLior David struct wil6210_vif *vif;
15992be7d22fSVladimir Kondratiev
1600af3db60aSLazar Alexei wil_dbg_misc(wil, "reset\n");
16019cf10d62SVladimir Kondratiev
1602097638a0SVladimir Kondratiev WARN_ON(!mutex_is_locked(&wil->mutex));
16039419b6a2SVladimir Kondratiev WARN_ON(test_bit(wil_status_napi_en, wil->status));
1604097638a0SVladimir Kondratiev
1605bfc2dc7aSVladimir Kondratiev if (debug_fw) {
1606bfc2dc7aSVladimir Kondratiev static const u8 mac[ETH_ALEN] = {
1607bfc2dc7aSVladimir Kondratiev 0x00, 0xde, 0xad, 0x12, 0x34, 0x56,
1608bfc2dc7aSVladimir Kondratiev };
1609e00243faSLior David struct net_device *ndev = wil->main_ndev;
1610bfc2dc7aSVladimir Kondratiev
1611bfc2dc7aSVladimir Kondratiev ether_addr_copy(ndev->perm_addr, mac);
1612fcb79f31SJakub Kicinski eth_hw_addr_set(ndev, ndev->perm_addr);
1613bfc2dc7aSVladimir Kondratiev return 0;
1614bfc2dc7aSVladimir Kondratiev }
1615bfc2dc7aSVladimir Kondratiev
161667131a1dSVladimir Kondratiev if (wil->hw_version == HW_VER_UNKNOWN)
161767131a1dSVladimir Kondratiev return -ENODEV;
161867131a1dSVladimir Kondratiev
1619f6194f76SMaya Erez if (test_bit(WIL_PLATFORM_CAPA_T_PWR_ON_0, wil->platform_capa) &&
1620f6194f76SMaya Erez wil->hw_version < HW_VER_TALYN_MB) {
162138e4c25dSMaya Erez wil_dbg_misc(wil, "Notify FW to set T_POWER_ON=0\n");
162238e4c25dSMaya Erez wil_s(wil, RGF_USER_USAGE_8, BIT_USER_SUPPORT_T_POWER_ON_0);
162338e4c25dSMaya Erez }
162438e4c25dSMaya Erez
162538e4c25dSMaya Erez if (test_bit(WIL_PLATFORM_CAPA_EXT_CLK, wil->platform_capa)) {
162638e4c25dSMaya Erez wil_dbg_misc(wil, "Notify FW on ext clock configuration\n");
162738e4c25dSMaya Erez wil_s(wil, RGF_USER_USAGE_8, BIT_USER_EXT_CLK);
162838e4c25dSMaya Erez }
162938e4c25dSMaya Erez
16305f0823efSMaya Erez if (wil->platform_ops.notify) {
16315f0823efSMaya Erez rc = wil->platform_ops.notify(wil->platform_handle,
16325f0823efSMaya Erez WIL_PLATFORM_EVT_PRE_RESET);
16335f0823efSMaya Erez if (rc)
1634af3db60aSLazar Alexei wil_err(wil, "PRE_RESET platform notify failed, rc %d\n",
1635af3db60aSLazar Alexei rc);
16365f0823efSMaya Erez }
16375f0823efSMaya Erez
1638f13e0630SHamad Kadmany set_bit(wil_status_resetting, wil->status);
16395bd60982SLior David mutex_lock(&wil->vif_mutex);
16405bd60982SLior David wil_abort_scan_all_vifs(wil, false);
16415bd60982SLior David mutex_unlock(&wil->vif_mutex);
16425bd60982SLior David
1643e4a29bddSAhmad Masri for (i = 0; i < GET_MAX_VIFS(wil); i++) {
16445bd60982SLior David vif = wil->vifs[i];
16455bd60982SLior David if (vif) {
1646e00243faSLior David cancel_work_sync(&vif->disconnect_worker);
16475bd60982SLior David wil6210_disconnect(vif, NULL,
1648e1b43407SAhmad Masri WLAN_REASON_DEAUTH_LEAVING);
164942fe1e51SAhmad Masri vif->ptk_rekey_state = WIL_REKEY_IDLE;
16505bd60982SLior David }
16515bd60982SLior David }
16523ada9314SLior David wil_bcast_fini_all(wil);
1653097638a0SVladimir Kondratiev
165410d599adSMaya Erez /* Disable device led before reset*/
165510d599adSMaya Erez wmi_led_cfg(wil, false);
165610d599adSMaya Erez
1657d3214d42SAlexei Avshalom Lazar down_write(&wil->mem_lock);
1658d3214d42SAlexei Avshalom Lazar
1659452133a7SMaya Erez /* prevent NAPI from being scheduled and prevent wmi commands */
1660452133a7SMaya Erez mutex_lock(&wil->wmi_mutex);
1661a8fd16d7SMaya Erez if (test_bit(wil_status_suspending, wil->status))
1662a8fd16d7SMaya Erez status_flags |= BIT(wil_status_suspending);
1663a8fd16d7SMaya Erez bitmap_and(wil->status, wil->status, &status_flags,
1664a8fd16d7SMaya Erez wil_status_last);
1665a8fd16d7SMaya Erez wil_dbg_misc(wil, "wil->status (0x%lx)\n", *wil->status);
1666452133a7SMaya Erez mutex_unlock(&wil->wmi_mutex);
16670fef1818SVladimir Kondratiev
1668e4dbb093SVladimir Kondratiev wil_mask_irq(wil);
16692be7d22fSVladimir Kondratiev
1670e08b5906SVladimir Kondratiev wmi_event_flush(wil);
1671e08b5906SVladimir Kondratiev
16723277213fSVladimir Kondratiev flush_workqueue(wil->wq_service);
1673e08b5906SVladimir Kondratiev flush_workqueue(wil->wmi_wq);
1674e08b5906SVladimir Kondratiev
16752a0efe6aSDedy Lansky no_flash = test_bit(hw_capa_no_flash, wil->hw_capa);
16762a0efe6aSDedy Lansky if (!no_flash)
1677409ead54SVladimir Kondratiev wil_bl_crash_info(wil, false);
16783ee908dcSHamad Kadmany wil_disable_irq(wil);
16792a0efe6aSDedy Lansky rc = wil_target_reset(wil, no_flash);
16803ee908dcSHamad Kadmany wil6210_clear_irq(wil);
16813ee908dcSHamad Kadmany wil_enable_irq(wil);
168296c93589SGidon Studinski wil->txrx_ops.rx_fini(wil);
168396c93589SGidon Studinski wil->txrx_ops.tx_fini(wil);
1684409ead54SVladimir Kondratiev if (rc) {
16852a0efe6aSDedy Lansky if (!no_flash)
1686409ead54SVladimir Kondratiev wil_bl_crash_info(wil, true);
1687a8fd16d7SMaya Erez goto out;
1688409ead54SVladimir Kondratiev }
1689bbb2adc7SVladimir Kondratiev
16902a0efe6aSDedy Lansky if (no_flash) {
16912a0efe6aSDedy Lansky rc = wil_get_otp_info(wil);
16922a0efe6aSDedy Lansky } else {
16932cd0f021SVladimir Kondratiev rc = wil_get_bl_info(wil);
16942a0efe6aSDedy Lansky if (rc == -EAGAIN && !load_fw)
16952a0efe6aSDedy Lansky /* ignore RF error if not going up */
1696f1ad8c93SVladimir Kondratiev rc = 0;
16972a0efe6aSDedy Lansky }
16982cd0f021SVladimir Kondratiev if (rc)
1699a8fd16d7SMaya Erez goto out;
17002cd0f021SVladimir Kondratiev
17011f1a361aSLior David wil_set_oob_mode(wil, oob_mode);
17022cd0f021SVladimir Kondratiev if (load_fw) {
1703631d3b4fSMaya Erez char board_file[WIL_BOARD_FILE_MAX_NAMELEN];
1704631d3b4fSMaya Erez
1705d554edcdSMaya Erez if (wil->secured_boot) {
1706d554edcdSMaya Erez wil_err(wil, "secured boot is not supported\n");
1707d3214d42SAlexei Avshalom Lazar up_write(&wil->mem_lock);
1708d554edcdSMaya Erez return -ENOTSUPP;
1709d554edcdSMaya Erez }
1710d554edcdSMaya Erez
1711631d3b4fSMaya Erez board_file[0] = '\0';
1712631d3b4fSMaya Erez wil_get_board_file(wil, board_file, sizeof(board_file));
1713a351f2f5SLazar Alexei wil_info(wil, "Use firmware <%s> + board <%s>\n",
1714631d3b4fSMaya Erez wil->wil_fw_name, board_file);
17152cd0f021SVladimir Kondratiev
171670bcc658SLior David if (!no_flash)
171770bcc658SLior David wil_bl_prepare_halt(wil);
171870bcc658SLior David
1719151a9706SVladimir Kondratiev wil_halt_cpu(wil);
172013cd9f75SLior David memset(wil->fw_version, 0, sizeof(wil->fw_version));
1721151a9706SVladimir Kondratiev /* Loading f/w from the file */
1722a351f2f5SLazar Alexei rc = wil_request_firmware(wil, wil->wil_fw_name, true);
1723151a9706SVladimir Kondratiev if (rc)
1724a8fd16d7SMaya Erez goto out;
1725a7feb56fSMaya Erez if (wil->num_of_brd_entries)
1726631d3b4fSMaya Erez rc = wil_request_board(wil, board_file);
172781b35afaSMaya Erez else
1728631d3b4fSMaya Erez rc = wil_request_firmware(wil, board_file, true);
17292cd0f021SVladimir Kondratiev if (rc)
1730a8fd16d7SMaya Erez goto out;
1731151a9706SVladimir Kondratiev
17321490846dSDedy Lansky wil_pre_fw_config(wil);
1733151a9706SVladimir Kondratiev wil_release_cpu(wil);
1734151a9706SVladimir Kondratiev }
17358bf6adb9SVladimir Kondratiev
17362be7d22fSVladimir Kondratiev /* init after reset */
173716735d02SWolfram Sang reinit_completion(&wil->wmi_ready);
173859502647SDedy Lansky reinit_completion(&wil->wmi_call);
1739349214c1SMaya Erez reinit_completion(&wil->halp.comp);
17402be7d22fSVladimir Kondratiev
1741a8fd16d7SMaya Erez clear_bit(wil_status_resetting, wil->status);
1742a8fd16d7SMaya Erez
1743d3214d42SAlexei Avshalom Lazar up_write(&wil->mem_lock);
1744d3214d42SAlexei Avshalom Lazar
17452cd0f021SVladimir Kondratiev if (load_fw) {
1746e4dbb093SVladimir Kondratiev wil_unmask_irq(wil);
17472be7d22fSVladimir Kondratiev
17482be7d22fSVladimir Kondratiev /* we just started MAC, wait for FW ready */
17492be7d22fSVladimir Kondratiev rc = wil_wait_for_fw_ready(wil);
17505f0823efSMaya Erez if (rc)
17515f0823efSMaya Erez return rc;
17525f0823efSMaya Erez
17535f0823efSMaya Erez /* check FW is responsive */
1754cec94d8cSVladimir Kondratiev rc = wmi_echo(wil);
17555f0823efSMaya Erez if (rc) {
1756af3db60aSLazar Alexei wil_err(wil, "wmi_echo failed, rc %d\n", rc);
17575f0823efSMaya Erez return rc;
17585f0823efSMaya Erez }
17595f0823efSMaya Erez
176096c93589SGidon Studinski wil->txrx_ops.configure_interrupt_moderation(wil);
176196c93589SGidon Studinski
17621bb38e8bSMaya Erez /* Enable OFU rdy valid bug fix, to prevent hang in oful34_rx
17631bb38e8bSMaya Erez * while there is back-pressure from Host during RX
17641bb38e8bSMaya Erez */
17651bb38e8bSMaya Erez if (wil->hw_version >= HW_VER_TALYN_MB)
17661bb38e8bSMaya Erez wil_s(wil, RGF_DMA_MISC_CTL,
17671bb38e8bSMaya Erez BIT_OFUL34_RDY_VALID_BUG_FIX_EN);
17681bb38e8bSMaya Erez
17694aebd3bdSLior David rc = wil_restore_vifs(wil);
17704aebd3bdSLior David if (rc) {
17714aebd3bdSLior David wil_err(wil, "failed to restore vifs, rc %d\n", rc);
17724aebd3bdSLior David return rc;
17734aebd3bdSLior David }
17744aebd3bdSLior David
17753ead1e01SLior David wil_collect_fw_info(wil);
17763ead1e01SLior David
17778b068c03SLazar Alexei if (wil->ps_profile != WMI_PS_PROFILE_TYPE_DEFAULT)
17788b068c03SLazar Alexei wil_ps_update(wil, wil->ps_profile);
17798b068c03SLazar Alexei
17805f0823efSMaya Erez if (wil->platform_ops.notify) {
17815f0823efSMaya Erez rc = wil->platform_ops.notify(wil->platform_handle,
17825f0823efSMaya Erez WIL_PLATFORM_EVT_FW_RDY);
17835f0823efSMaya Erez if (rc) {
1784af3db60aSLazar Alexei wil_err(wil, "FW_RDY notify failed, rc %d\n",
1785af3db60aSLazar Alexei rc);
17865f0823efSMaya Erez rc = 0;
17875f0823efSMaya Erez }
17885f0823efSMaya Erez }
17892cd0f021SVladimir Kondratiev }
17902be7d22fSVladimir Kondratiev
17912be7d22fSVladimir Kondratiev return rc;
1792a8fd16d7SMaya Erez
1793a8fd16d7SMaya Erez out:
1794d3214d42SAlexei Avshalom Lazar up_write(&wil->mem_lock);
1795a8fd16d7SMaya Erez clear_bit(wil_status_resetting, wil->status);
1796a8fd16d7SMaya Erez return rc;
17972be7d22fSVladimir Kondratiev }
17982be7d22fSVladimir Kondratiev
wil_fw_error_recovery(struct wil6210_priv * wil)1799ed6f9dc6SVladimir Kondratiev void wil_fw_error_recovery(struct wil6210_priv *wil)
1800ed6f9dc6SVladimir Kondratiev {
1801ed6f9dc6SVladimir Kondratiev wil_dbg_misc(wil, "starting fw error recovery\n");
1802f13e0630SHamad Kadmany
1803f13e0630SHamad Kadmany if (test_bit(wil_status_resetting, wil->status)) {
1804f13e0630SHamad Kadmany wil_info(wil, "Reset already in progress\n");
1805f13e0630SHamad Kadmany return;
1806f13e0630SHamad Kadmany }
1807f13e0630SHamad Kadmany
1808c33407a8SVladimir Kondratiev wil->recovery_state = fw_recovery_pending;
1809ed6f9dc6SVladimir Kondratiev schedule_work(&wil->fw_error_worker);
1810ed6f9dc6SVladimir Kondratiev }
18112be7d22fSVladimir Kondratiev
__wil_up(struct wil6210_priv * wil)181273d839aeSVladimir Kondratiev int __wil_up(struct wil6210_priv *wil)
18132be7d22fSVladimir Kondratiev {
1814e00243faSLior David struct net_device *ndev = wil->main_ndev;
1815e00243faSLior David struct wireless_dev *wdev = ndev->ieee80211_ptr;
18162be7d22fSVladimir Kondratiev int rc;
18172be7d22fSVladimir Kondratiev
1818097638a0SVladimir Kondratiev WARN_ON(!mutex_is_locked(&wil->mutex));
1819097638a0SVladimir Kondratiev
18202cd0f021SVladimir Kondratiev rc = wil_reset(wil, true);
18212be7d22fSVladimir Kondratiev if (rc)
18222be7d22fSVladimir Kondratiev return rc;
18232be7d22fSVladimir Kondratiev
182496c93589SGidon Studinski /* Rx RING. After MAC and beacon */
1825cbebe277SMaya Erez if (rx_ring_order == 0)
1826cbebe277SMaya Erez rx_ring_order = wil->hw_version < HW_VER_TALYN_MB ?
1827cbebe277SMaya Erez WIL_RX_RING_SIZE_ORDER_DEFAULT :
1828cbebe277SMaya Erez WIL_RX_RING_SIZE_ORDER_TALYN_DEFAULT;
1829cbebe277SMaya Erez
183061e5ec04SDedy Lansky rc = wil->txrx_ops.rx_init(wil, rx_ring_order);
183196c93589SGidon Studinski if (rc)
183296c93589SGidon Studinski return rc;
183396c93589SGidon Studinski
183496c93589SGidon Studinski rc = wil->txrx_ops.tx_init(wil);
1835e31b2562SVladimir Kondratiev if (rc)
1836e31b2562SVladimir Kondratiev return rc;
1837e31b2562SVladimir Kondratiev
18382be7d22fSVladimir Kondratiev switch (wdev->iftype) {
18392be7d22fSVladimir Kondratiev case NL80211_IFTYPE_STATION:
18407743882dSVladimir Kondratiev wil_dbg_misc(wil, "type: STATION\n");
18412be7d22fSVladimir Kondratiev ndev->type = ARPHRD_ETHER;
18422be7d22fSVladimir Kondratiev break;
18432be7d22fSVladimir Kondratiev case NL80211_IFTYPE_AP:
18447743882dSVladimir Kondratiev wil_dbg_misc(wil, "type: AP\n");
18452be7d22fSVladimir Kondratiev ndev->type = ARPHRD_ETHER;
18462be7d22fSVladimir Kondratiev break;
18472be7d22fSVladimir Kondratiev case NL80211_IFTYPE_P2P_CLIENT:
18487743882dSVladimir Kondratiev wil_dbg_misc(wil, "type: P2P_CLIENT\n");
18492be7d22fSVladimir Kondratiev ndev->type = ARPHRD_ETHER;
18502be7d22fSVladimir Kondratiev break;
18512be7d22fSVladimir Kondratiev case NL80211_IFTYPE_P2P_GO:
18527743882dSVladimir Kondratiev wil_dbg_misc(wil, "type: P2P_GO\n");
18532be7d22fSVladimir Kondratiev ndev->type = ARPHRD_ETHER;
18542be7d22fSVladimir Kondratiev break;
18552be7d22fSVladimir Kondratiev case NL80211_IFTYPE_MONITOR:
18567743882dSVladimir Kondratiev wil_dbg_misc(wil, "type: Monitor\n");
18572be7d22fSVladimir Kondratiev ndev->type = ARPHRD_IEEE80211_RADIOTAP;
18582be7d22fSVladimir Kondratiev /* ARPHRD_IEEE80211 or ARPHRD_IEEE80211_RADIOTAP ? */
18592be7d22fSVladimir Kondratiev break;
18602be7d22fSVladimir Kondratiev default:
18612be7d22fSVladimir Kondratiev return -EOPNOTSUPP;
18622be7d22fSVladimir Kondratiev }
18632be7d22fSVladimir Kondratiev
18642be7d22fSVladimir Kondratiev /* MAC address - pre-requisite for other commands */
18652be7d22fSVladimir Kondratiev wmi_set_mac_address(wil, ndev->dev_addr);
18662be7d22fSVladimir Kondratiev
186773d839aeSVladimir Kondratiev wil_dbg_misc(wil, "NAPI enable\n");
1868e0287c4aSVladimir Kondratiev napi_enable(&wil->napi_rx);
1869e0287c4aSVladimir Kondratiev napi_enable(&wil->napi_tx);
18709419b6a2SVladimir Kondratiev set_bit(wil_status_napi_en, wil->status);
1871e0287c4aSVladimir Kondratiev
18729953a782SLior David wil6210_bus_request(wil, WIL_DEFAULT_BUS_REQUEST_KBPS);
1873f772ebfbSVladimir Kondratiev
18742be7d22fSVladimir Kondratiev return 0;
18752be7d22fSVladimir Kondratiev }
18762be7d22fSVladimir Kondratiev
wil_up(struct wil6210_priv * wil)18772be7d22fSVladimir Kondratiev int wil_up(struct wil6210_priv *wil)
18782be7d22fSVladimir Kondratiev {
18792be7d22fSVladimir Kondratiev int rc;
18802be7d22fSVladimir Kondratiev
1881af3db60aSLazar Alexei wil_dbg_misc(wil, "up\n");
18829cf10d62SVladimir Kondratiev
18832be7d22fSVladimir Kondratiev mutex_lock(&wil->mutex);
18842be7d22fSVladimir Kondratiev rc = __wil_up(wil);
18852be7d22fSVladimir Kondratiev mutex_unlock(&wil->mutex);
18862be7d22fSVladimir Kondratiev
18872be7d22fSVladimir Kondratiev return rc;
18882be7d22fSVladimir Kondratiev }
18892be7d22fSVladimir Kondratiev
__wil_down(struct wil6210_priv * wil)189073d839aeSVladimir Kondratiev int __wil_down(struct wil6210_priv *wil)
18912be7d22fSVladimir Kondratiev {
1892a0618945SAhmad Masri int rc;
1893097638a0SVladimir Kondratiev WARN_ON(!mutex_is_locked(&wil->mutex));
1894097638a0SVladimir Kondratiev
1895b0c0e688SLazar Alexei set_bit(wil_status_resetting, wil->status);
1896b0c0e688SLazar Alexei
18979953a782SLior David wil6210_bus_request(wil, 0);
1898f772ebfbSVladimir Kondratiev
189973d839aeSVladimir Kondratiev wil_disable_irq(wil);
19009419b6a2SVladimir Kondratiev if (test_and_clear_bit(wil_status_napi_en, wil->status)) {
1901e0287c4aSVladimir Kondratiev napi_disable(&wil->napi_rx);
1902e0287c4aSVladimir Kondratiev napi_disable(&wil->napi_tx);
190373d839aeSVladimir Kondratiev wil_dbg_misc(wil, "NAPI disable\n");
190473d839aeSVladimir Kondratiev }
190573d839aeSVladimir Kondratiev wil_enable_irq(wil);
1906e0287c4aSVladimir Kondratiev
1907404bbb3cSLior David mutex_lock(&wil->vif_mutex);
1908035859a5SMaya Erez wil_p2p_stop_radio_operations(wil);
19095bd60982SLior David wil_abort_scan_all_vifs(wil, false);
1910404bbb3cSLior David mutex_unlock(&wil->vif_mutex);
19112be7d22fSVladimir Kondratiev
1912a0618945SAhmad Masri rc = wil_reset(wil, false);
1913a0618945SAhmad Masri
1914a0618945SAhmad Masri return rc;
19152be7d22fSVladimir Kondratiev }
19162be7d22fSVladimir Kondratiev
wil_down(struct wil6210_priv * wil)19172be7d22fSVladimir Kondratiev int wil_down(struct wil6210_priv *wil)
19182be7d22fSVladimir Kondratiev {
19192be7d22fSVladimir Kondratiev int rc;
19202be7d22fSVladimir Kondratiev
1921af3db60aSLazar Alexei wil_dbg_misc(wil, "down\n");
19229cf10d62SVladimir Kondratiev
1923c33407a8SVladimir Kondratiev wil_set_recovery_state(wil, fw_recovery_idle);
19242be7d22fSVladimir Kondratiev mutex_lock(&wil->mutex);
19252be7d22fSVladimir Kondratiev rc = __wil_down(wil);
19262be7d22fSVladimir Kondratiev mutex_unlock(&wil->mutex);
19272be7d22fSVladimir Kondratiev
19282be7d22fSVladimir Kondratiev return rc;
19292be7d22fSVladimir Kondratiev }
19303df2cd36SVladimir Kondratiev
wil_find_cid(struct wil6210_priv * wil,u8 mid,const u8 * mac)1931e00243faSLior David int wil_find_cid(struct wil6210_priv *wil, u8 mid, const u8 *mac)
19323df2cd36SVladimir Kondratiev {
19333df2cd36SVladimir Kondratiev int i;
19343df2cd36SVladimir Kondratiev int rc = -ENOENT;
19353df2cd36SVladimir Kondratiev
1936ddf7afddSAhmad Masri for (i = 0; i < wil->max_assoc_sta; i++) {
1937e00243faSLior David if (wil->sta[i].mid == mid &&
1938e00243faSLior David wil->sta[i].status != wil_sta_unused &&
1939108d1eb6SVladimir Kondratiev ether_addr_equal(wil->sta[i].addr, mac)) {
19403df2cd36SVladimir Kondratiev rc = i;
19413df2cd36SVladimir Kondratiev break;
19423df2cd36SVladimir Kondratiev }
19433df2cd36SVladimir Kondratiev }
19443df2cd36SVladimir Kondratiev
19453df2cd36SVladimir Kondratiev return rc;
19463df2cd36SVladimir Kondratiev }
1947349214c1SMaya Erez
wil_halp_vote(struct wil6210_priv * wil)1948349214c1SMaya Erez void wil_halp_vote(struct wil6210_priv *wil)
1949349214c1SMaya Erez {
1950349214c1SMaya Erez unsigned long rc;
1951349214c1SMaya Erez unsigned long to_jiffies = msecs_to_jiffies(WAIT_FOR_HALP_VOTE_MS);
1952349214c1SMaya Erez
19533d0aa919SMaya Erez if (wil->hw_version >= HW_VER_TALYN_MB)
19543d0aa919SMaya Erez return;
19553d0aa919SMaya Erez
1956349214c1SMaya Erez mutex_lock(&wil->halp.lock);
1957349214c1SMaya Erez
1958af3db60aSLazar Alexei wil_dbg_irq(wil, "halp_vote: start, HALP ref_cnt (%d)\n",
1959349214c1SMaya Erez wil->halp.ref_cnt);
1960349214c1SMaya Erez
1961349214c1SMaya Erez if (++wil->halp.ref_cnt == 1) {
196218618a9fSMaya Erez reinit_completion(&wil->halp.comp);
1963979c9d8dSMaya Erez /* mark to IRQ context to handle HALP ICR */
1964979c9d8dSMaya Erez wil->halp.handle_icr = true;
1965349214c1SMaya Erez wil6210_set_halp(wil);
1966349214c1SMaya Erez rc = wait_for_completion_timeout(&wil->halp.comp, to_jiffies);
1967f1b7764fSMaya Erez if (!rc) {
1968af3db60aSLazar Alexei wil_err(wil, "HALP vote timed out\n");
1969f1b7764fSMaya Erez /* Mask HALP as done in case the interrupt is raised */
1970979c9d8dSMaya Erez wil->halp.handle_icr = false;
1971f1b7764fSMaya Erez wil6210_mask_halp(wil);
1972f1b7764fSMaya Erez } else {
1973ef86f249SLior David wil_dbg_irq(wil,
1974af3db60aSLazar Alexei "halp_vote: HALP vote completed after %d ms\n",
1975349214c1SMaya Erez jiffies_to_msecs(to_jiffies - rc));
1976349214c1SMaya Erez }
1977f1b7764fSMaya Erez }
1978349214c1SMaya Erez
1979af3db60aSLazar Alexei wil_dbg_irq(wil, "halp_vote: end, HALP ref_cnt (%d)\n",
1980349214c1SMaya Erez wil->halp.ref_cnt);
1981349214c1SMaya Erez
1982349214c1SMaya Erez mutex_unlock(&wil->halp.lock);
1983349214c1SMaya Erez }
1984349214c1SMaya Erez
wil_halp_unvote(struct wil6210_priv * wil)1985349214c1SMaya Erez void wil_halp_unvote(struct wil6210_priv *wil)
1986349214c1SMaya Erez {
19873d0aa919SMaya Erez if (wil->hw_version >= HW_VER_TALYN_MB)
19883d0aa919SMaya Erez return;
19893d0aa919SMaya Erez
1990349214c1SMaya Erez WARN_ON(wil->halp.ref_cnt == 0);
1991349214c1SMaya Erez
1992349214c1SMaya Erez mutex_lock(&wil->halp.lock);
1993349214c1SMaya Erez
1994af3db60aSLazar Alexei wil_dbg_irq(wil, "halp_unvote: start, HALP ref_cnt (%d)\n",
1995349214c1SMaya Erez wil->halp.ref_cnt);
1996349214c1SMaya Erez
1997349214c1SMaya Erez if (--wil->halp.ref_cnt == 0) {
1998349214c1SMaya Erez wil6210_clear_halp(wil);
1999af3db60aSLazar Alexei wil_dbg_irq(wil, "HALP unvote\n");
2000349214c1SMaya Erez }
2001349214c1SMaya Erez
2002af3db60aSLazar Alexei wil_dbg_irq(wil, "halp_unvote:end, HALP ref_cnt (%d)\n",
2003349214c1SMaya Erez wil->halp.ref_cnt);
2004349214c1SMaya Erez
2005349214c1SMaya Erez mutex_unlock(&wil->halp.lock);
2006349214c1SMaya Erez }
200796c93589SGidon Studinski
wil_init_txrx_ops(struct wil6210_priv * wil)200896c93589SGidon Studinski void wil_init_txrx_ops(struct wil6210_priv *wil)
200996c93589SGidon Studinski {
201096c93589SGidon Studinski if (wil->use_enhanced_dma_hw)
201196c93589SGidon Studinski wil_init_txrx_ops_edma(wil);
201296c93589SGidon Studinski else
201396c93589SGidon Studinski wil_init_txrx_ops_legacy_dma(wil);
201496c93589SGidon Studinski }
2015