17b3115f2SLuciano Coelho /* 27b3115f2SLuciano Coelho * This file is part of wl1271 37b3115f2SLuciano Coelho * 47b3115f2SLuciano Coelho * Copyright (C) 2009-2010 Nokia Corporation 57b3115f2SLuciano Coelho * 67b3115f2SLuciano Coelho * Contact: Luciano Coelho <luciano.coelho@nokia.com> 77b3115f2SLuciano Coelho * 87b3115f2SLuciano Coelho * This program is free software; you can redistribute it and/or 97b3115f2SLuciano Coelho * modify it under the terms of the GNU General Public License 107b3115f2SLuciano Coelho * version 2 as published by the Free Software Foundation. 117b3115f2SLuciano Coelho * 127b3115f2SLuciano Coelho * This program is distributed in the hope that it will be useful, but 137b3115f2SLuciano Coelho * WITHOUT ANY WARRANTY; without even the implied warranty of 147b3115f2SLuciano Coelho * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 157b3115f2SLuciano Coelho * General Public License for more details. 167b3115f2SLuciano Coelho * 177b3115f2SLuciano Coelho * You should have received a copy of the GNU General Public License 187b3115f2SLuciano Coelho * along with this program; if not, write to the Free Software 197b3115f2SLuciano Coelho * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 207b3115f2SLuciano Coelho * 02110-1301 USA 217b3115f2SLuciano Coelho * 227b3115f2SLuciano Coelho */ 237b3115f2SLuciano Coelho 247b3115f2SLuciano Coelho #include <linux/module.h> 257b3115f2SLuciano Coelho #include <linux/platform_device.h> 267b3115f2SLuciano Coelho #include <linux/spi/spi.h> 277b3115f2SLuciano Coelho #include <linux/etherdevice.h> 287b3115f2SLuciano Coelho #include <linux/ieee80211.h> 297b3115f2SLuciano Coelho #include <linux/slab.h> 307b3115f2SLuciano Coelho 31c31be25aSLuciano Coelho #include "wlcore.h" 327b3115f2SLuciano Coelho #include "debug.h" 337b3115f2SLuciano Coelho #include "io.h" 347b3115f2SLuciano Coelho #include "acx.h" 357b3115f2SLuciano Coelho #include "wl12xx_80211.h" 367b3115f2SLuciano Coelho #include "cmd.h" 377b3115f2SLuciano Coelho #include "event.h" 387b3115f2SLuciano Coelho #include "tx.h" 3960462b48SLuciano Coelho #include "hw_ops.h" 407b3115f2SLuciano Coelho 417b3115f2SLuciano Coelho #define WL1271_CMD_FAST_POLL_COUNT 50 42c45ee4ffSYoni Divinsky #define WL1271_WAIT_EVENT_FAST_POLL_COUNT 20 437b3115f2SLuciano Coelho 447b3115f2SLuciano Coelho /* 457b3115f2SLuciano Coelho * send command to firmware 467b3115f2SLuciano Coelho * 477b3115f2SLuciano Coelho * @wl: wl struct 487b3115f2SLuciano Coelho * @id: command id 497b3115f2SLuciano Coelho * @buf: buffer containing the command, must work with dma 507b3115f2SLuciano Coelho * @len: length of the buffer 51ea508435SEliad Peller * return the cmd status code on success. 527b3115f2SLuciano Coelho */ 53ea508435SEliad Peller static int __wlcore_cmd_send(struct wl1271 *wl, u16 id, void *buf, 54ea508435SEliad Peller size_t len, size_t res_len) 557b3115f2SLuciano Coelho { 567b3115f2SLuciano Coelho struct wl1271_cmd_header *cmd; 577b3115f2SLuciano Coelho unsigned long timeout; 587b3115f2SLuciano Coelho u32 intr; 59ea508435SEliad Peller int ret; 607b3115f2SLuciano Coelho u16 status; 617b3115f2SLuciano Coelho u16 poll_count = 0; 627b3115f2SLuciano Coelho 631ede9500SArik Nemtsov if (unlikely(wl->state == WLCORE_STATE_RESTARTING && 64c2e64242SBarak Bercovitz id != CMD_STOP_FWLOGGER)) 654cc53383SIdo Yariv return -EIO; 664cc53383SIdo Yariv 67f5b8f479SLuciano Coelho if (WARN_ON_ONCE(len < sizeof(*cmd))) 68f5b8f479SLuciano Coelho return -EIO; 69f5b8f479SLuciano Coelho 707b3115f2SLuciano Coelho cmd = buf; 717b3115f2SLuciano Coelho cmd->id = cpu_to_le16(id); 727b3115f2SLuciano Coelho cmd->status = 0; 737b3115f2SLuciano Coelho 747b3115f2SLuciano Coelho WARN_ON(len % 4 != 0); 757b3115f2SLuciano Coelho WARN_ON(test_bit(WL1271_FLAG_IN_ELP, &wl->flags)); 767b3115f2SLuciano Coelho 77eb96f841SIdo Yariv ret = wlcore_write(wl, wl->cmd_box_addr, buf, len, false); 78eb96f841SIdo Yariv if (ret < 0) 79ea508435SEliad Peller return ret; 807b3115f2SLuciano Coelho 81f16ff758SLuciano Coelho /* 82f16ff758SLuciano Coelho * TODO: we just need this because one bit is in a different 83f16ff758SLuciano Coelho * place. Is there any better way? 84f16ff758SLuciano Coelho */ 85eb96f841SIdo Yariv ret = wl->ops->trigger_cmd(wl, wl->cmd_box_addr, buf, len); 86eb96f841SIdo Yariv if (ret < 0) 87ea508435SEliad Peller return ret; 887b3115f2SLuciano Coelho 897b3115f2SLuciano Coelho timeout = jiffies + msecs_to_jiffies(WL1271_COMMAND_TIMEOUT); 907b3115f2SLuciano Coelho 916134323fSIdo Yariv ret = wlcore_read_reg(wl, REG_INTERRUPT_NO_CLEAR, &intr); 926134323fSIdo Yariv if (ret < 0) 93ea508435SEliad Peller return ret; 946134323fSIdo Yariv 957b3115f2SLuciano Coelho while (!(intr & WL1271_ACX_INTR_CMD_COMPLETE)) { 967b3115f2SLuciano Coelho if (time_after(jiffies, timeout)) { 977b3115f2SLuciano Coelho wl1271_error("command complete timeout"); 98ea508435SEliad Peller return -ETIMEDOUT; 997b3115f2SLuciano Coelho } 1007b3115f2SLuciano Coelho 1017b3115f2SLuciano Coelho poll_count++; 1027b3115f2SLuciano Coelho if (poll_count < WL1271_CMD_FAST_POLL_COUNT) 1037b3115f2SLuciano Coelho udelay(10); 1047b3115f2SLuciano Coelho else 1057b3115f2SLuciano Coelho msleep(1); 1067b3115f2SLuciano Coelho 1076134323fSIdo Yariv ret = wlcore_read_reg(wl, REG_INTERRUPT_NO_CLEAR, &intr); 1086134323fSIdo Yariv if (ret < 0) 109ea508435SEliad Peller return ret; 1107b3115f2SLuciano Coelho } 1117b3115f2SLuciano Coelho 1127b3115f2SLuciano Coelho /* read back the status code of the command */ 1137b3115f2SLuciano Coelho if (res_len == 0) 1147b3115f2SLuciano Coelho res_len = sizeof(struct wl1271_cmd_header); 115045b9b5fSIdo Yariv 116045b9b5fSIdo Yariv ret = wlcore_read(wl, wl->cmd_box_addr, cmd, res_len, false); 117045b9b5fSIdo Yariv if (ret < 0) 118ea508435SEliad Peller return ret; 1197b3115f2SLuciano Coelho 1207b3115f2SLuciano Coelho status = le16_to_cpu(cmd->status); 1217b3115f2SLuciano Coelho 122b0f0ad39SIdo Yariv ret = wlcore_write_reg(wl, REG_INTERRUPT_ACK, 123b0f0ad39SIdo Yariv WL1271_ACX_INTR_CMD_COMPLETE); 124b0f0ad39SIdo Yariv if (ret < 0) 125ea508435SEliad Peller return ret; 126ea508435SEliad Peller 127ea508435SEliad Peller return status; 128ea508435SEliad Peller } 129ea508435SEliad Peller 130ea508435SEliad Peller /* 131ea508435SEliad Peller * send command to fw and return cmd status on success 132ea508435SEliad Peller * valid_rets contains a bitmap of allowed error codes 133ea508435SEliad Peller */ 134d351f5feSLuciano Coelho static int wlcore_cmd_send_failsafe(struct wl1271 *wl, u16 id, void *buf, 135d351f5feSLuciano Coelho size_t len, size_t res_len, 136d351f5feSLuciano Coelho unsigned long valid_rets) 137ea508435SEliad Peller { 138ea508435SEliad Peller int ret = __wlcore_cmd_send(wl, id, buf, len, res_len); 139ea508435SEliad Peller 140ea508435SEliad Peller if (ret < 0) 141b0f0ad39SIdo Yariv goto fail; 142b0f0ad39SIdo Yariv 143ea508435SEliad Peller /* success is always a valid status */ 144ea508435SEliad Peller valid_rets |= BIT(CMD_STATUS_SUCCESS); 1457b3115f2SLuciano Coelho 146ea508435SEliad Peller if (ret >= MAX_COMMAND_STATUS || 147ea508435SEliad Peller !test_bit(ret, &valid_rets)) { 148ea508435SEliad Peller wl1271_error("command execute failure %d", ret); 149ea508435SEliad Peller ret = -EIO; 150ea508435SEliad Peller goto fail; 151ea508435SEliad Peller } 152ea508435SEliad Peller return ret; 1537b3115f2SLuciano Coelho fail: 1547b3115f2SLuciano Coelho wl12xx_queue_recovery_work(wl); 1557b3115f2SLuciano Coelho return ret; 1567b3115f2SLuciano Coelho } 1577b3115f2SLuciano Coelho 1587b3115f2SLuciano Coelho /* 159ea508435SEliad Peller * wrapper for wlcore_cmd_send that accept only CMD_STATUS_SUCCESS 160ea508435SEliad Peller * return 0 on success. 161ea508435SEliad Peller */ 162ea508435SEliad Peller int wl1271_cmd_send(struct wl1271 *wl, u16 id, void *buf, size_t len, 163ea508435SEliad Peller size_t res_len) 164ea508435SEliad Peller { 165ea508435SEliad Peller int ret = wlcore_cmd_send_failsafe(wl, id, buf, len, res_len, 0); 166ea508435SEliad Peller 167ea508435SEliad Peller if (ret < 0) 168ea508435SEliad Peller return ret; 169ea508435SEliad Peller return 0; 170ea508435SEliad Peller } 171d351f5feSLuciano Coelho EXPORT_SYMBOL_GPL(wl1271_cmd_send); 1727b3115f2SLuciano Coelho 1737b3115f2SLuciano Coelho /* 1747b3115f2SLuciano Coelho * Poll the mailbox event field until any of the bits in the mask is set or a 1757b3115f2SLuciano Coelho * timeout occurs (WL1271_EVENT_TIMEOUT in msecs) 1767b3115f2SLuciano Coelho */ 177c50a2825SEliad Peller int wlcore_cmd_wait_for_event_or_timeout(struct wl1271 *wl, 1786c15c1aaSEyal Shapira u32 mask, bool *timeout) 1797b3115f2SLuciano Coelho { 1807b3115f2SLuciano Coelho u32 *events_vector; 1817b3115f2SLuciano Coelho u32 event; 1826c15c1aaSEyal Shapira unsigned long timeout_time; 183c45ee4ffSYoni Divinsky u16 poll_count = 0; 1847b3115f2SLuciano Coelho int ret = 0; 1857b3115f2SLuciano Coelho 1866c15c1aaSEyal Shapira *timeout = false; 1876c15c1aaSEyal Shapira 1880230dfeaSDan Carpenter events_vector = kmalloc(sizeof(*events_vector), GFP_KERNEL | GFP_DMA); 1890230dfeaSDan Carpenter if (!events_vector) 1900230dfeaSDan Carpenter return -ENOMEM; 1917b3115f2SLuciano Coelho 1926c15c1aaSEyal Shapira timeout_time = jiffies + msecs_to_jiffies(WL1271_EVENT_TIMEOUT); 1937b3115f2SLuciano Coelho 1947b3115f2SLuciano Coelho do { 1956c15c1aaSEyal Shapira if (time_after(jiffies, timeout_time)) { 1967b3115f2SLuciano Coelho wl1271_debug(DEBUG_CMD, "timeout waiting for event %d", 1977b3115f2SLuciano Coelho (int)mask); 1986c15c1aaSEyal Shapira *timeout = true; 1997b3115f2SLuciano Coelho goto out; 2007b3115f2SLuciano Coelho } 2017b3115f2SLuciano Coelho 202c45ee4ffSYoni Divinsky poll_count++; 203c45ee4ffSYoni Divinsky if (poll_count < WL1271_WAIT_EVENT_FAST_POLL_COUNT) 204c45ee4ffSYoni Divinsky usleep_range(50, 51); 205c45ee4ffSYoni Divinsky else 206c45ee4ffSYoni Divinsky usleep_range(1000, 5000); 2077b3115f2SLuciano Coelho 2087b3115f2SLuciano Coelho /* read from both event fields */ 209045b9b5fSIdo Yariv ret = wlcore_read(wl, wl->mbox_ptr[0], events_vector, 2107b3115f2SLuciano Coelho sizeof(*events_vector), false); 211045b9b5fSIdo Yariv if (ret < 0) 212045b9b5fSIdo Yariv goto out; 213045b9b5fSIdo Yariv 2147b3115f2SLuciano Coelho event = *events_vector & mask; 215045b9b5fSIdo Yariv 216045b9b5fSIdo Yariv ret = wlcore_read(wl, wl->mbox_ptr[1], events_vector, 2177b3115f2SLuciano Coelho sizeof(*events_vector), false); 218045b9b5fSIdo Yariv if (ret < 0) 219045b9b5fSIdo Yariv goto out; 220045b9b5fSIdo Yariv 2217b3115f2SLuciano Coelho event |= *events_vector & mask; 2227b3115f2SLuciano Coelho } while (!event); 2237b3115f2SLuciano Coelho 2247b3115f2SLuciano Coelho out: 2257b3115f2SLuciano Coelho kfree(events_vector); 2267b3115f2SLuciano Coelho return ret; 2277b3115f2SLuciano Coelho } 228c50a2825SEliad Peller EXPORT_SYMBOL_GPL(wlcore_cmd_wait_for_event_or_timeout); 2297b3115f2SLuciano Coelho 2307b3115f2SLuciano Coelho int wl12xx_cmd_role_enable(struct wl1271 *wl, u8 *addr, u8 role_type, 2317b3115f2SLuciano Coelho u8 *role_id) 2327b3115f2SLuciano Coelho { 2337b3115f2SLuciano Coelho struct wl12xx_cmd_role_enable *cmd; 2347b3115f2SLuciano Coelho int ret; 2357b3115f2SLuciano Coelho 2367b3115f2SLuciano Coelho wl1271_debug(DEBUG_CMD, "cmd role enable"); 2377b3115f2SLuciano Coelho 2387b3115f2SLuciano Coelho if (WARN_ON(*role_id != WL12XX_INVALID_ROLE_ID)) 2397b3115f2SLuciano Coelho return -EBUSY; 2407b3115f2SLuciano Coelho 2417b3115f2SLuciano Coelho cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 2427b3115f2SLuciano Coelho if (!cmd) { 2437b3115f2SLuciano Coelho ret = -ENOMEM; 2447b3115f2SLuciano Coelho goto out; 2457b3115f2SLuciano Coelho } 2467b3115f2SLuciano Coelho 2477b3115f2SLuciano Coelho /* get role id */ 2487b3115f2SLuciano Coelho cmd->role_id = find_first_zero_bit(wl->roles_map, WL12XX_MAX_ROLES); 2497b3115f2SLuciano Coelho if (cmd->role_id >= WL12XX_MAX_ROLES) { 2507b3115f2SLuciano Coelho ret = -EBUSY; 2517b3115f2SLuciano Coelho goto out_free; 2527b3115f2SLuciano Coelho } 2537b3115f2SLuciano Coelho 2547b3115f2SLuciano Coelho memcpy(cmd->mac_address, addr, ETH_ALEN); 2557b3115f2SLuciano Coelho cmd->role_type = role_type; 2567b3115f2SLuciano Coelho 2577b3115f2SLuciano Coelho ret = wl1271_cmd_send(wl, CMD_ROLE_ENABLE, cmd, sizeof(*cmd), 0); 2587b3115f2SLuciano Coelho if (ret < 0) { 2597b3115f2SLuciano Coelho wl1271_error("failed to initiate cmd role enable"); 2607b3115f2SLuciano Coelho goto out_free; 2617b3115f2SLuciano Coelho } 2627b3115f2SLuciano Coelho 2637b3115f2SLuciano Coelho __set_bit(cmd->role_id, wl->roles_map); 2647b3115f2SLuciano Coelho *role_id = cmd->role_id; 2657b3115f2SLuciano Coelho 2667b3115f2SLuciano Coelho out_free: 2677b3115f2SLuciano Coelho kfree(cmd); 2687b3115f2SLuciano Coelho 2697b3115f2SLuciano Coelho out: 2707b3115f2SLuciano Coelho return ret; 2717b3115f2SLuciano Coelho } 2727b3115f2SLuciano Coelho 2737b3115f2SLuciano Coelho int wl12xx_cmd_role_disable(struct wl1271 *wl, u8 *role_id) 2747b3115f2SLuciano Coelho { 2757b3115f2SLuciano Coelho struct wl12xx_cmd_role_disable *cmd; 2767b3115f2SLuciano Coelho int ret; 2777b3115f2SLuciano Coelho 2787b3115f2SLuciano Coelho wl1271_debug(DEBUG_CMD, "cmd role disable"); 2797b3115f2SLuciano Coelho 2807b3115f2SLuciano Coelho if (WARN_ON(*role_id == WL12XX_INVALID_ROLE_ID)) 2817b3115f2SLuciano Coelho return -ENOENT; 2827b3115f2SLuciano Coelho 2837b3115f2SLuciano Coelho cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 2847b3115f2SLuciano Coelho if (!cmd) { 2857b3115f2SLuciano Coelho ret = -ENOMEM; 2867b3115f2SLuciano Coelho goto out; 2877b3115f2SLuciano Coelho } 2887b3115f2SLuciano Coelho cmd->role_id = *role_id; 2897b3115f2SLuciano Coelho 2907b3115f2SLuciano Coelho ret = wl1271_cmd_send(wl, CMD_ROLE_DISABLE, cmd, sizeof(*cmd), 0); 2917b3115f2SLuciano Coelho if (ret < 0) { 2927b3115f2SLuciano Coelho wl1271_error("failed to initiate cmd role disable"); 2937b3115f2SLuciano Coelho goto out_free; 2947b3115f2SLuciano Coelho } 2957b3115f2SLuciano Coelho 2967b3115f2SLuciano Coelho __clear_bit(*role_id, wl->roles_map); 2977b3115f2SLuciano Coelho *role_id = WL12XX_INVALID_ROLE_ID; 2987b3115f2SLuciano Coelho 2997b3115f2SLuciano Coelho out_free: 3007b3115f2SLuciano Coelho kfree(cmd); 3017b3115f2SLuciano Coelho 3027b3115f2SLuciano Coelho out: 3037b3115f2SLuciano Coelho return ret; 3047b3115f2SLuciano Coelho } 3057b3115f2SLuciano Coelho 306978cd3a0SEliad Peller static int wlcore_get_new_session_id(struct wl1271 *wl, u8 hlid) 307978cd3a0SEliad Peller { 308978cd3a0SEliad Peller if (wl->session_ids[hlid] >= SESSION_COUNTER_MAX) 309978cd3a0SEliad Peller wl->session_ids[hlid] = 0; 310978cd3a0SEliad Peller 311978cd3a0SEliad Peller wl->session_ids[hlid]++; 312978cd3a0SEliad Peller 313978cd3a0SEliad Peller return wl->session_ids[hlid]; 314978cd3a0SEliad Peller } 315978cd3a0SEliad Peller 3167b3115f2SLuciano Coelho int wl12xx_allocate_link(struct wl1271 *wl, struct wl12xx_vif *wlvif, u8 *hlid) 3177b3115f2SLuciano Coelho { 3187b3115f2SLuciano Coelho unsigned long flags; 319da08fdfaSEliad Peller u8 link = find_first_zero_bit(wl->links_map, wl->num_links); 320da08fdfaSEliad Peller if (link >= wl->num_links) 3217b3115f2SLuciano Coelho return -EBUSY; 3227b3115f2SLuciano Coelho 323978cd3a0SEliad Peller wl->session_ids[link] = wlcore_get_new_session_id(wl, link); 324978cd3a0SEliad Peller 3257b3115f2SLuciano Coelho /* these bits are used by op_tx */ 3267b3115f2SLuciano Coelho spin_lock_irqsave(&wl->wl_lock, flags); 3277b3115f2SLuciano Coelho __set_bit(link, wl->links_map); 3287b3115f2SLuciano Coelho __set_bit(link, wlvif->links_map); 3297b3115f2SLuciano Coelho spin_unlock_irqrestore(&wl->wl_lock, flags); 330b50a62bbSArik Nemtsov 33175fb4df7SEliad Peller /* 33275fb4df7SEliad Peller * take the last "freed packets" value from the current FW status. 33375fb4df7SEliad Peller * on recovery, we might not have fw_status yet, and 33475fb4df7SEliad Peller * tx_lnk_free_pkts will be NULL. check for it. 33575fb4df7SEliad Peller */ 33675fb4df7SEliad Peller if (wl->fw_status->counters.tx_lnk_free_pkts) 337b50a62bbSArik Nemtsov wl->links[link].prev_freed_pkts = 33875fb4df7SEliad Peller wl->fw_status->counters.tx_lnk_free_pkts[link]; 3391e0708a9SArik Nemtsov wl->links[link].wlvif = wlvif; 34093d5d100SArik Nemtsov 34193d5d100SArik Nemtsov /* 34293d5d100SArik Nemtsov * Take saved value for total freed packets from wlvif, in case this is 34393d5d100SArik Nemtsov * recovery/resume 34493d5d100SArik Nemtsov */ 34593d5d100SArik Nemtsov if (wlvif->bss_type != BSS_TYPE_AP_BSS) 34693d5d100SArik Nemtsov wl->links[link].total_freed_pkts = wlvif->total_freed_pkts; 34793d5d100SArik Nemtsov 3487b3115f2SLuciano Coelho *hlid = link; 3499a100968SArik Nemtsov 3509a100968SArik Nemtsov wl->active_link_count++; 3517b3115f2SLuciano Coelho return 0; 3527b3115f2SLuciano Coelho } 3537b3115f2SLuciano Coelho 3547b3115f2SLuciano Coelho void wl12xx_free_link(struct wl1271 *wl, struct wl12xx_vif *wlvif, u8 *hlid) 3557b3115f2SLuciano Coelho { 3567b3115f2SLuciano Coelho unsigned long flags; 3577b3115f2SLuciano Coelho 3587b3115f2SLuciano Coelho if (*hlid == WL12XX_INVALID_LINK_ID) 3597b3115f2SLuciano Coelho return; 3607b3115f2SLuciano Coelho 3617b3115f2SLuciano Coelho /* these bits are used by op_tx */ 3627b3115f2SLuciano Coelho spin_lock_irqsave(&wl->wl_lock, flags); 3637b3115f2SLuciano Coelho __clear_bit(*hlid, wl->links_map); 3647b3115f2SLuciano Coelho __clear_bit(*hlid, wlvif->links_map); 3657b3115f2SLuciano Coelho spin_unlock_irqrestore(&wl->wl_lock, flags); 3667b3115f2SLuciano Coelho 3676c4c4534SArik Nemtsov wl->links[*hlid].allocated_pkts = 0; 3686c4c4534SArik Nemtsov wl->links[*hlid].prev_freed_pkts = 0; 3696c4c4534SArik Nemtsov wl->links[*hlid].ba_bitmap = 0; 37093803b33SJoe Perches eth_zero_addr(wl->links[*hlid].addr); 3716c4c4534SArik Nemtsov 3727b3115f2SLuciano Coelho /* 3737b3115f2SLuciano Coelho * At this point op_tx() will not add more packets to the queues. We 3747b3115f2SLuciano Coelho * can purge them. 3757b3115f2SLuciano Coelho */ 3767b3115f2SLuciano Coelho wl1271_tx_reset_link_queues(wl, *hlid); 3771e0708a9SArik Nemtsov wl->links[*hlid].wlvif = NULL; 3787b3115f2SLuciano Coelho 37950d26aa3SEliad Peller if (wlvif->bss_type == BSS_TYPE_AP_BSS && 38050d26aa3SEliad Peller *hlid == wlvif->ap.bcast_hlid) { 38130a00358SEliad Peller u32 sqn_padding = WL1271_TX_SQN_POST_RECOVERY_PADDING; 38293d5d100SArik Nemtsov /* 38393d5d100SArik Nemtsov * save the total freed packets in the wlvif, in case this is 38493d5d100SArik Nemtsov * recovery or suspend 38593d5d100SArik Nemtsov */ 38693d5d100SArik Nemtsov wlvif->total_freed_pkts = wl->links[*hlid].total_freed_pkts; 38793d5d100SArik Nemtsov 38893d5d100SArik Nemtsov /* 38993d5d100SArik Nemtsov * increment the initial seq number on recovery to account for 39093d5d100SArik Nemtsov * transmitted packets that we haven't yet got in the FW status 39193d5d100SArik Nemtsov */ 39230a00358SEliad Peller if (wlvif->encryption_type == KEY_GEM) 39330a00358SEliad Peller sqn_padding = WL1271_TX_SQN_POST_RECOVERY_PADDING_GEM; 39430a00358SEliad Peller 39593d5d100SArik Nemtsov if (test_bit(WL1271_FLAG_RECOVERY_IN_PROGRESS, &wl->flags)) 39630a00358SEliad Peller wlvif->total_freed_pkts += sqn_padding; 39793d5d100SArik Nemtsov } 39893d5d100SArik Nemtsov 39993d5d100SArik Nemtsov wl->links[*hlid].total_freed_pkts = 0; 40093d5d100SArik Nemtsov 4017b3115f2SLuciano Coelho *hlid = WL12XX_INVALID_LINK_ID; 4029a100968SArik Nemtsov wl->active_link_count--; 4039a100968SArik Nemtsov WARN_ON_ONCE(wl->active_link_count < 0); 4047b3115f2SLuciano Coelho } 4057b3115f2SLuciano Coelho 406750e9d15SEliad Peller u8 wlcore_get_native_channel_type(u8 nl_channel_type) 407a6298dbeSArik Nemtsov { 408a6298dbeSArik Nemtsov switch (nl_channel_type) { 409a6298dbeSArik Nemtsov case NL80211_CHAN_NO_HT: 410a6298dbeSArik Nemtsov return WLCORE_CHAN_NO_HT; 411a6298dbeSArik Nemtsov case NL80211_CHAN_HT20: 412a6298dbeSArik Nemtsov return WLCORE_CHAN_HT20; 413a6298dbeSArik Nemtsov case NL80211_CHAN_HT40MINUS: 414a6298dbeSArik Nemtsov return WLCORE_CHAN_HT40MINUS; 415a6298dbeSArik Nemtsov case NL80211_CHAN_HT40PLUS: 416a6298dbeSArik Nemtsov return WLCORE_CHAN_HT40PLUS; 417a6298dbeSArik Nemtsov default: 418a6298dbeSArik Nemtsov WARN_ON(1); 419a6298dbeSArik Nemtsov return WLCORE_CHAN_NO_HT; 420a6298dbeSArik Nemtsov } 421a6298dbeSArik Nemtsov } 422750e9d15SEliad Peller EXPORT_SYMBOL_GPL(wlcore_get_native_channel_type); 423a6298dbeSArik Nemtsov 4247b3115f2SLuciano Coelho static int wl12xx_cmd_role_start_dev(struct wl1271 *wl, 425dabf37dbSEliad Peller struct wl12xx_vif *wlvif, 42657fbcce3SJohannes Berg enum nl80211_band band, 427dabf37dbSEliad Peller int channel) 4287b3115f2SLuciano Coelho { 4297b3115f2SLuciano Coelho struct wl12xx_cmd_role_start *cmd; 4307b3115f2SLuciano Coelho int ret; 4317b3115f2SLuciano Coelho 4327b3115f2SLuciano Coelho cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 4337b3115f2SLuciano Coelho if (!cmd) { 4347b3115f2SLuciano Coelho ret = -ENOMEM; 4357b3115f2SLuciano Coelho goto out; 4367b3115f2SLuciano Coelho } 4377b3115f2SLuciano Coelho 4387b3115f2SLuciano Coelho wl1271_debug(DEBUG_CMD, "cmd role start dev %d", wlvif->dev_role_id); 4397b3115f2SLuciano Coelho 4407b3115f2SLuciano Coelho cmd->role_id = wlvif->dev_role_id; 44157fbcce3SJohannes Berg if (band == NL80211_BAND_5GHZ) 44200782136SLuciano Coelho cmd->band = WLCORE_BAND_5GHZ; 443dabf37dbSEliad Peller cmd->channel = channel; 4447b3115f2SLuciano Coelho 4457b3115f2SLuciano Coelho if (wlvif->dev_hlid == WL12XX_INVALID_LINK_ID) { 4467b3115f2SLuciano Coelho ret = wl12xx_allocate_link(wl, wlvif, &wlvif->dev_hlid); 4477b3115f2SLuciano Coelho if (ret) 4487b3115f2SLuciano Coelho goto out_free; 4497b3115f2SLuciano Coelho } 4507b3115f2SLuciano Coelho cmd->device.hlid = wlvif->dev_hlid; 451978cd3a0SEliad Peller cmd->device.session = wl->session_ids[wlvif->dev_hlid]; 4527b3115f2SLuciano Coelho 4537b3115f2SLuciano Coelho wl1271_debug(DEBUG_CMD, "role start: roleid=%d, hlid=%d, session=%d", 4547b3115f2SLuciano Coelho cmd->role_id, cmd->device.hlid, cmd->device.session); 4557b3115f2SLuciano Coelho 4567b3115f2SLuciano Coelho ret = wl1271_cmd_send(wl, CMD_ROLE_START, cmd, sizeof(*cmd), 0); 4577b3115f2SLuciano Coelho if (ret < 0) { 4587b3115f2SLuciano Coelho wl1271_error("failed to initiate cmd role enable"); 4597b3115f2SLuciano Coelho goto err_hlid; 4607b3115f2SLuciano Coelho } 4617b3115f2SLuciano Coelho 4627b3115f2SLuciano Coelho goto out_free; 4637b3115f2SLuciano Coelho 4647b3115f2SLuciano Coelho err_hlid: 4657b3115f2SLuciano Coelho /* clear links on error */ 4667b3115f2SLuciano Coelho wl12xx_free_link(wl, wlvif, &wlvif->dev_hlid); 4677b3115f2SLuciano Coelho 4687b3115f2SLuciano Coelho out_free: 4697b3115f2SLuciano Coelho kfree(cmd); 4707b3115f2SLuciano Coelho 4717b3115f2SLuciano Coelho out: 4727b3115f2SLuciano Coelho return ret; 4737b3115f2SLuciano Coelho } 4747b3115f2SLuciano Coelho 4757b3115f2SLuciano Coelho static int wl12xx_cmd_role_stop_dev(struct wl1271 *wl, 4767b3115f2SLuciano Coelho struct wl12xx_vif *wlvif) 4777b3115f2SLuciano Coelho { 4787b3115f2SLuciano Coelho struct wl12xx_cmd_role_stop *cmd; 4797b3115f2SLuciano Coelho int ret; 4807b3115f2SLuciano Coelho 4817b3115f2SLuciano Coelho if (WARN_ON(wlvif->dev_hlid == WL12XX_INVALID_LINK_ID)) 4827b3115f2SLuciano Coelho return -EINVAL; 4837b3115f2SLuciano Coelho 4847b3115f2SLuciano Coelho cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 4857b3115f2SLuciano Coelho if (!cmd) { 4867b3115f2SLuciano Coelho ret = -ENOMEM; 4877b3115f2SLuciano Coelho goto out; 4887b3115f2SLuciano Coelho } 4897b3115f2SLuciano Coelho 4907b3115f2SLuciano Coelho wl1271_debug(DEBUG_CMD, "cmd role stop dev"); 4917b3115f2SLuciano Coelho 4927b3115f2SLuciano Coelho cmd->role_id = wlvif->dev_role_id; 4937b3115f2SLuciano Coelho cmd->disc_type = DISCONNECT_IMMEDIATE; 4947b3115f2SLuciano Coelho cmd->reason = cpu_to_le16(WLAN_REASON_UNSPECIFIED); 4957b3115f2SLuciano Coelho 4967b3115f2SLuciano Coelho ret = wl1271_cmd_send(wl, CMD_ROLE_STOP, cmd, sizeof(*cmd), 0); 4977b3115f2SLuciano Coelho if (ret < 0) { 4987b3115f2SLuciano Coelho wl1271_error("failed to initiate cmd role stop"); 4997b3115f2SLuciano Coelho goto out_free; 5007b3115f2SLuciano Coelho } 5017b3115f2SLuciano Coelho 5027b3115f2SLuciano Coelho wl12xx_free_link(wl, wlvif, &wlvif->dev_hlid); 5037b3115f2SLuciano Coelho 5047b3115f2SLuciano Coelho out_free: 5057b3115f2SLuciano Coelho kfree(cmd); 5067b3115f2SLuciano Coelho 5077b3115f2SLuciano Coelho out: 5087b3115f2SLuciano Coelho return ret; 5097b3115f2SLuciano Coelho } 5107b3115f2SLuciano Coelho 5117b3115f2SLuciano Coelho int wl12xx_cmd_role_start_sta(struct wl1271 *wl, struct wl12xx_vif *wlvif) 5127b3115f2SLuciano Coelho { 5137b3115f2SLuciano Coelho struct ieee80211_vif *vif = wl12xx_wlvif_to_vif(wlvif); 5147b3115f2SLuciano Coelho struct wl12xx_cmd_role_start *cmd; 51542ec1f82SEliad Peller u32 supported_rates; 5167b3115f2SLuciano Coelho int ret; 5177b3115f2SLuciano Coelho 5187b3115f2SLuciano Coelho cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 5197b3115f2SLuciano Coelho if (!cmd) { 5207b3115f2SLuciano Coelho ret = -ENOMEM; 5217b3115f2SLuciano Coelho goto out; 5227b3115f2SLuciano Coelho } 5237b3115f2SLuciano Coelho 5247b3115f2SLuciano Coelho wl1271_debug(DEBUG_CMD, "cmd role start sta %d", wlvif->role_id); 5257b3115f2SLuciano Coelho 5267b3115f2SLuciano Coelho cmd->role_id = wlvif->role_id; 52757fbcce3SJohannes Berg if (wlvif->band == NL80211_BAND_5GHZ) 52800782136SLuciano Coelho cmd->band = WLCORE_BAND_5GHZ; 5297b3115f2SLuciano Coelho cmd->channel = wlvif->channel; 5307b3115f2SLuciano Coelho cmd->sta.basic_rate_set = cpu_to_le32(wlvif->basic_rate_set); 5317b3115f2SLuciano Coelho cmd->sta.beacon_interval = cpu_to_le16(wlvif->beacon_int); 5327b3115f2SLuciano Coelho cmd->sta.ssid_type = WL12XX_SSID_TYPE_ANY; 5337b3115f2SLuciano Coelho cmd->sta.ssid_len = wlvif->ssid_len; 5347b3115f2SLuciano Coelho memcpy(cmd->sta.ssid, wlvif->ssid, wlvif->ssid_len); 5357b3115f2SLuciano Coelho memcpy(cmd->sta.bssid, vif->bss_conf.bssid, ETH_ALEN); 53642ec1f82SEliad Peller 53742ec1f82SEliad Peller supported_rates = CONF_TX_ENABLED_RATES | CONF_TX_MCS_RATES | 53842ec1f82SEliad Peller wlcore_hw_sta_get_ap_rate_mask(wl, wlvif); 53942ec1f82SEliad Peller if (wlvif->p2p) 54042ec1f82SEliad Peller supported_rates &= ~CONF_TX_CCK_RATES; 54142ec1f82SEliad Peller 54242ec1f82SEliad Peller cmd->sta.local_rates = cpu_to_le32(supported_rates); 54342ec1f82SEliad Peller 544a6298dbeSArik Nemtsov cmd->channel_type = wlcore_get_native_channel_type(wlvif->channel_type); 5457b3115f2SLuciano Coelho 5467b3115f2SLuciano Coelho if (wlvif->sta.hlid == WL12XX_INVALID_LINK_ID) { 5477b3115f2SLuciano Coelho ret = wl12xx_allocate_link(wl, wlvif, &wlvif->sta.hlid); 5487b3115f2SLuciano Coelho if (ret) 5497b3115f2SLuciano Coelho goto out_free; 5507b3115f2SLuciano Coelho } 5517b3115f2SLuciano Coelho cmd->sta.hlid = wlvif->sta.hlid; 552978cd3a0SEliad Peller cmd->sta.session = wl->session_ids[wlvif->sta.hlid]; 553dc62a3dbSEliad Peller /* 5549c3a8d99SLuciano Coelho * We don't have the correct remote rates in this stage. The 5559c3a8d99SLuciano Coelho * rates will be reconfigured later, after association, if the 5569c3a8d99SLuciano Coelho * firmware supports ACX_PEER_CAP. Otherwise, there's nothing 5579c3a8d99SLuciano Coelho * we can do, so use all supported_rates here. 558dc62a3dbSEliad Peller */ 5599c3a8d99SLuciano Coelho cmd->sta.remote_rates = cpu_to_le32(supported_rates); 5607b3115f2SLuciano Coelho 5617b3115f2SLuciano Coelho wl1271_debug(DEBUG_CMD, "role start: roleid=%d, hlid=%d, session=%d " 5627b3115f2SLuciano Coelho "basic_rate_set: 0x%x, remote_rates: 0x%x", 5637b3115f2SLuciano Coelho wlvif->role_id, cmd->sta.hlid, cmd->sta.session, 5647b3115f2SLuciano Coelho wlvif->basic_rate_set, wlvif->rate_set); 5657b3115f2SLuciano Coelho 5667b3115f2SLuciano Coelho ret = wl1271_cmd_send(wl, CMD_ROLE_START, cmd, sizeof(*cmd), 0); 5677b3115f2SLuciano Coelho if (ret < 0) { 5687b3115f2SLuciano Coelho wl1271_error("failed to initiate cmd role start sta"); 5697b3115f2SLuciano Coelho goto err_hlid; 5707b3115f2SLuciano Coelho } 5717b3115f2SLuciano Coelho 5725f9b6777SArik Nemtsov wlvif->sta.role_chan_type = wlvif->channel_type; 5737b3115f2SLuciano Coelho goto out_free; 5747b3115f2SLuciano Coelho 5757b3115f2SLuciano Coelho err_hlid: 5767b3115f2SLuciano Coelho /* clear links on error. */ 5777b3115f2SLuciano Coelho wl12xx_free_link(wl, wlvif, &wlvif->sta.hlid); 5787b3115f2SLuciano Coelho 5797b3115f2SLuciano Coelho out_free: 5807b3115f2SLuciano Coelho kfree(cmd); 5817b3115f2SLuciano Coelho 5827b3115f2SLuciano Coelho out: 5837b3115f2SLuciano Coelho return ret; 5847b3115f2SLuciano Coelho } 5857b3115f2SLuciano Coelho 5867b3115f2SLuciano Coelho /* use this function to stop ibss as well */ 5877b3115f2SLuciano Coelho int wl12xx_cmd_role_stop_sta(struct wl1271 *wl, struct wl12xx_vif *wlvif) 5887b3115f2SLuciano Coelho { 5897b3115f2SLuciano Coelho struct wl12xx_cmd_role_stop *cmd; 5907b3115f2SLuciano Coelho int ret; 5917b3115f2SLuciano Coelho 5927b3115f2SLuciano Coelho if (WARN_ON(wlvif->sta.hlid == WL12XX_INVALID_LINK_ID)) 5937b3115f2SLuciano Coelho return -EINVAL; 5947b3115f2SLuciano Coelho 5957b3115f2SLuciano Coelho cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 5967b3115f2SLuciano Coelho if (!cmd) { 5977b3115f2SLuciano Coelho ret = -ENOMEM; 5987b3115f2SLuciano Coelho goto out; 5997b3115f2SLuciano Coelho } 6007b3115f2SLuciano Coelho 6017b3115f2SLuciano Coelho wl1271_debug(DEBUG_CMD, "cmd role stop sta %d", wlvif->role_id); 6027b3115f2SLuciano Coelho 6037b3115f2SLuciano Coelho cmd->role_id = wlvif->role_id; 6047b3115f2SLuciano Coelho cmd->disc_type = DISCONNECT_IMMEDIATE; 6057b3115f2SLuciano Coelho cmd->reason = cpu_to_le16(WLAN_REASON_UNSPECIFIED); 6067b3115f2SLuciano Coelho 6077b3115f2SLuciano Coelho ret = wl1271_cmd_send(wl, CMD_ROLE_STOP, cmd, sizeof(*cmd), 0); 6087b3115f2SLuciano Coelho if (ret < 0) { 6097b3115f2SLuciano Coelho wl1271_error("failed to initiate cmd role stop sta"); 6107b3115f2SLuciano Coelho goto out_free; 6117b3115f2SLuciano Coelho } 6127b3115f2SLuciano Coelho 6137b3115f2SLuciano Coelho wl12xx_free_link(wl, wlvif, &wlvif->sta.hlid); 6147b3115f2SLuciano Coelho 6157b3115f2SLuciano Coelho out_free: 6167b3115f2SLuciano Coelho kfree(cmd); 6177b3115f2SLuciano Coelho 6187b3115f2SLuciano Coelho out: 6197b3115f2SLuciano Coelho return ret; 6207b3115f2SLuciano Coelho } 6217b3115f2SLuciano Coelho 6227b3115f2SLuciano Coelho int wl12xx_cmd_role_start_ap(struct wl1271 *wl, struct wl12xx_vif *wlvif) 6237b3115f2SLuciano Coelho { 6247b3115f2SLuciano Coelho struct wl12xx_cmd_role_start *cmd; 6257b3115f2SLuciano Coelho struct ieee80211_vif *vif = wl12xx_wlvif_to_vif(wlvif); 6267b3115f2SLuciano Coelho struct ieee80211_bss_conf *bss_conf = &vif->bss_conf; 62760462b48SLuciano Coelho u32 supported_rates; 6287b3115f2SLuciano Coelho int ret; 6297b3115f2SLuciano Coelho 6307b3115f2SLuciano Coelho wl1271_debug(DEBUG_CMD, "cmd role start ap %d", wlvif->role_id); 6317b3115f2SLuciano Coelho 632c0174ee2SMaital Hahn /* If MESH --> ssid_len is always 0 */ 633c0174ee2SMaital Hahn if (!ieee80211_vif_is_mesh(vif)) { 6347b3115f2SLuciano Coelho /* trying to use hidden SSID with an old hostapd version */ 6357b3115f2SLuciano Coelho if (wlvif->ssid_len == 0 && !bss_conf->hidden_ssid) { 6367b3115f2SLuciano Coelho wl1271_error("got a null SSID from beacon/bss"); 6377b3115f2SLuciano Coelho ret = -EINVAL; 6387b3115f2SLuciano Coelho goto out; 6397b3115f2SLuciano Coelho } 640c0174ee2SMaital Hahn } 6417b3115f2SLuciano Coelho 6427b3115f2SLuciano Coelho cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 6437b3115f2SLuciano Coelho if (!cmd) { 6447b3115f2SLuciano Coelho ret = -ENOMEM; 6457b3115f2SLuciano Coelho goto out; 6467b3115f2SLuciano Coelho } 6477b3115f2SLuciano Coelho 6487b3115f2SLuciano Coelho ret = wl12xx_allocate_link(wl, wlvif, &wlvif->ap.global_hlid); 6497b3115f2SLuciano Coelho if (ret < 0) 6507b3115f2SLuciano Coelho goto out_free; 6517b3115f2SLuciano Coelho 6527b3115f2SLuciano Coelho ret = wl12xx_allocate_link(wl, wlvif, &wlvif->ap.bcast_hlid); 6537b3115f2SLuciano Coelho if (ret < 0) 6547b3115f2SLuciano Coelho goto out_free_global; 6557b3115f2SLuciano Coelho 6560e752df6SArik Nemtsov /* use the previous security seq, if this is a recovery/resume */ 6570e752df6SArik Nemtsov wl->links[wlvif->ap.bcast_hlid].total_freed_pkts = 6580e752df6SArik Nemtsov wlvif->total_freed_pkts; 6590e752df6SArik Nemtsov 6607b3115f2SLuciano Coelho cmd->role_id = wlvif->role_id; 6617b3115f2SLuciano Coelho cmd->ap.aging_period = cpu_to_le16(wl->conf.tx.ap_aging_period); 6627b3115f2SLuciano Coelho cmd->ap.bss_index = WL1271_AP_BSS_INDEX; 6637b3115f2SLuciano Coelho cmd->ap.global_hlid = wlvif->ap.global_hlid; 6647b3115f2SLuciano Coelho cmd->ap.broadcast_hlid = wlvif->ap.bcast_hlid; 665978cd3a0SEliad Peller cmd->ap.global_session_id = wl->session_ids[wlvif->ap.global_hlid]; 666978cd3a0SEliad Peller cmd->ap.bcast_session_id = wl->session_ids[wlvif->ap.bcast_hlid]; 6677b3115f2SLuciano Coelho cmd->ap.basic_rate_set = cpu_to_le32(wlvif->basic_rate_set); 6687b3115f2SLuciano Coelho cmd->ap.beacon_interval = cpu_to_le16(wlvif->beacon_int); 6697b3115f2SLuciano Coelho cmd->ap.dtim_interval = bss_conf->dtim_period; 6707b3115f2SLuciano Coelho cmd->ap.beacon_expiry = WL1271_AP_DEF_BEACON_EXP; 6717b3115f2SLuciano Coelho /* FIXME: Change when adding DFS */ 6727b3115f2SLuciano Coelho cmd->ap.reset_tsf = 1; /* By default reset AP TSF */ 673d50529c0SEliad Peller cmd->ap.wmm = wlvif->wmm_enabled; 6747b3115f2SLuciano Coelho cmd->channel = wlvif->channel; 675a6298dbeSArik Nemtsov cmd->channel_type = wlcore_get_native_channel_type(wlvif->channel_type); 6767b3115f2SLuciano Coelho 6777b3115f2SLuciano Coelho if (!bss_conf->hidden_ssid) { 6787b3115f2SLuciano Coelho /* take the SSID from the beacon for backward compatibility */ 6797b3115f2SLuciano Coelho cmd->ap.ssid_type = WL12XX_SSID_TYPE_PUBLIC; 6807b3115f2SLuciano Coelho cmd->ap.ssid_len = wlvif->ssid_len; 6817b3115f2SLuciano Coelho memcpy(cmd->ap.ssid, wlvif->ssid, wlvif->ssid_len); 6827b3115f2SLuciano Coelho } else { 6837b3115f2SLuciano Coelho cmd->ap.ssid_type = WL12XX_SSID_TYPE_HIDDEN; 6847b3115f2SLuciano Coelho cmd->ap.ssid_len = bss_conf->ssid_len; 6857b3115f2SLuciano Coelho memcpy(cmd->ap.ssid, bss_conf->ssid, bss_conf->ssid_len); 6867b3115f2SLuciano Coelho } 6877b3115f2SLuciano Coelho 68842ec1f82SEliad Peller supported_rates = CONF_TX_ENABLED_RATES | CONF_TX_MCS_RATES | 68960462b48SLuciano Coelho wlcore_hw_ap_get_mimo_wide_rate_mask(wl, wlvif); 690873d2a40SEliad Peller if (wlvif->p2p) 691873d2a40SEliad Peller supported_rates &= ~CONF_TX_CCK_RATES; 69260462b48SLuciano Coelho 69360462b48SLuciano Coelho wl1271_debug(DEBUG_CMD, "cmd role start ap with supported_rates 0x%08x", 69460462b48SLuciano Coelho supported_rates); 69560462b48SLuciano Coelho 69660462b48SLuciano Coelho cmd->ap.local_rates = cpu_to_le32(supported_rates); 6977b3115f2SLuciano Coelho 6987b3115f2SLuciano Coelho switch (wlvif->band) { 69957fbcce3SJohannes Berg case NL80211_BAND_2GHZ: 70000782136SLuciano Coelho cmd->band = WLCORE_BAND_2_4GHZ; 7017b3115f2SLuciano Coelho break; 70257fbcce3SJohannes Berg case NL80211_BAND_5GHZ: 70300782136SLuciano Coelho cmd->band = WLCORE_BAND_5GHZ; 7047b3115f2SLuciano Coelho break; 7057b3115f2SLuciano Coelho default: 7067b3115f2SLuciano Coelho wl1271_warning("ap start - unknown band: %d", (int)wlvif->band); 70700782136SLuciano Coelho cmd->band = WLCORE_BAND_2_4GHZ; 7087b3115f2SLuciano Coelho break; 7097b3115f2SLuciano Coelho } 7107b3115f2SLuciano Coelho 7117b3115f2SLuciano Coelho ret = wl1271_cmd_send(wl, CMD_ROLE_START, cmd, sizeof(*cmd), 0); 7127b3115f2SLuciano Coelho if (ret < 0) { 7137b3115f2SLuciano Coelho wl1271_error("failed to initiate cmd role start ap"); 7147b3115f2SLuciano Coelho goto out_free_bcast; 7157b3115f2SLuciano Coelho } 7167b3115f2SLuciano Coelho 7177b3115f2SLuciano Coelho goto out_free; 7187b3115f2SLuciano Coelho 7197b3115f2SLuciano Coelho out_free_bcast: 7207b3115f2SLuciano Coelho wl12xx_free_link(wl, wlvif, &wlvif->ap.bcast_hlid); 7217b3115f2SLuciano Coelho 7227b3115f2SLuciano Coelho out_free_global: 7237b3115f2SLuciano Coelho wl12xx_free_link(wl, wlvif, &wlvif->ap.global_hlid); 7247b3115f2SLuciano Coelho 7257b3115f2SLuciano Coelho out_free: 7267b3115f2SLuciano Coelho kfree(cmd); 7277b3115f2SLuciano Coelho 7287b3115f2SLuciano Coelho out: 7297b3115f2SLuciano Coelho return ret; 7307b3115f2SLuciano Coelho } 7317b3115f2SLuciano Coelho 7327b3115f2SLuciano Coelho int wl12xx_cmd_role_stop_ap(struct wl1271 *wl, struct wl12xx_vif *wlvif) 7337b3115f2SLuciano Coelho { 7347b3115f2SLuciano Coelho struct wl12xx_cmd_role_stop *cmd; 7357b3115f2SLuciano Coelho int ret; 7367b3115f2SLuciano Coelho 7377b3115f2SLuciano Coelho cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 7387b3115f2SLuciano Coelho if (!cmd) { 7397b3115f2SLuciano Coelho ret = -ENOMEM; 7407b3115f2SLuciano Coelho goto out; 7417b3115f2SLuciano Coelho } 7427b3115f2SLuciano Coelho 7437b3115f2SLuciano Coelho wl1271_debug(DEBUG_CMD, "cmd role stop ap %d", wlvif->role_id); 7447b3115f2SLuciano Coelho 7457b3115f2SLuciano Coelho cmd->role_id = wlvif->role_id; 7467b3115f2SLuciano Coelho 7477b3115f2SLuciano Coelho ret = wl1271_cmd_send(wl, CMD_ROLE_STOP, cmd, sizeof(*cmd), 0); 7487b3115f2SLuciano Coelho if (ret < 0) { 7497b3115f2SLuciano Coelho wl1271_error("failed to initiate cmd role stop ap"); 7507b3115f2SLuciano Coelho goto out_free; 7517b3115f2SLuciano Coelho } 7527b3115f2SLuciano Coelho 7537b3115f2SLuciano Coelho wl12xx_free_link(wl, wlvif, &wlvif->ap.bcast_hlid); 7547b3115f2SLuciano Coelho wl12xx_free_link(wl, wlvif, &wlvif->ap.global_hlid); 7557b3115f2SLuciano Coelho 7567b3115f2SLuciano Coelho out_free: 7577b3115f2SLuciano Coelho kfree(cmd); 7587b3115f2SLuciano Coelho 7597b3115f2SLuciano Coelho out: 7607b3115f2SLuciano Coelho return ret; 7617b3115f2SLuciano Coelho } 7627b3115f2SLuciano Coelho 7637b3115f2SLuciano Coelho int wl12xx_cmd_role_start_ibss(struct wl1271 *wl, struct wl12xx_vif *wlvif) 7647b3115f2SLuciano Coelho { 7657b3115f2SLuciano Coelho struct ieee80211_vif *vif = wl12xx_wlvif_to_vif(wlvif); 7667b3115f2SLuciano Coelho struct wl12xx_cmd_role_start *cmd; 7677b3115f2SLuciano Coelho struct ieee80211_bss_conf *bss_conf = &vif->bss_conf; 7687b3115f2SLuciano Coelho int ret; 7697b3115f2SLuciano Coelho 7707b3115f2SLuciano Coelho cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 7717b3115f2SLuciano Coelho if (!cmd) { 7727b3115f2SLuciano Coelho ret = -ENOMEM; 7737b3115f2SLuciano Coelho goto out; 7747b3115f2SLuciano Coelho } 7757b3115f2SLuciano Coelho 7767b3115f2SLuciano Coelho wl1271_debug(DEBUG_CMD, "cmd role start ibss %d", wlvif->role_id); 7777b3115f2SLuciano Coelho 7787b3115f2SLuciano Coelho cmd->role_id = wlvif->role_id; 77957fbcce3SJohannes Berg if (wlvif->band == NL80211_BAND_5GHZ) 78000782136SLuciano Coelho cmd->band = WLCORE_BAND_5GHZ; 7817b3115f2SLuciano Coelho cmd->channel = wlvif->channel; 7827b3115f2SLuciano Coelho cmd->ibss.basic_rate_set = cpu_to_le32(wlvif->basic_rate_set); 7837b3115f2SLuciano Coelho cmd->ibss.beacon_interval = cpu_to_le16(wlvif->beacon_int); 7847b3115f2SLuciano Coelho cmd->ibss.dtim_interval = bss_conf->dtim_period; 7857b3115f2SLuciano Coelho cmd->ibss.ssid_type = WL12XX_SSID_TYPE_ANY; 7867b3115f2SLuciano Coelho cmd->ibss.ssid_len = wlvif->ssid_len; 7877b3115f2SLuciano Coelho memcpy(cmd->ibss.ssid, wlvif->ssid, wlvif->ssid_len); 7887b3115f2SLuciano Coelho memcpy(cmd->ibss.bssid, vif->bss_conf.bssid, ETH_ALEN); 7897b3115f2SLuciano Coelho cmd->sta.local_rates = cpu_to_le32(wlvif->rate_set); 7907b3115f2SLuciano Coelho 7917b3115f2SLuciano Coelho if (wlvif->sta.hlid == WL12XX_INVALID_LINK_ID) { 7927b3115f2SLuciano Coelho ret = wl12xx_allocate_link(wl, wlvif, &wlvif->sta.hlid); 7937b3115f2SLuciano Coelho if (ret) 7947b3115f2SLuciano Coelho goto out_free; 7957b3115f2SLuciano Coelho } 7967b3115f2SLuciano Coelho cmd->ibss.hlid = wlvif->sta.hlid; 7977b3115f2SLuciano Coelho cmd->ibss.remote_rates = cpu_to_le32(wlvif->rate_set); 7987b3115f2SLuciano Coelho 7997b3115f2SLuciano Coelho wl1271_debug(DEBUG_CMD, "role start: roleid=%d, hlid=%d, session=%d " 8007b3115f2SLuciano Coelho "basic_rate_set: 0x%x, remote_rates: 0x%x", 8017b3115f2SLuciano Coelho wlvif->role_id, cmd->sta.hlid, cmd->sta.session, 8027b3115f2SLuciano Coelho wlvif->basic_rate_set, wlvif->rate_set); 8037b3115f2SLuciano Coelho 8047b3115f2SLuciano Coelho wl1271_debug(DEBUG_CMD, "vif->bss_conf.bssid = %pM", 8057b3115f2SLuciano Coelho vif->bss_conf.bssid); 8067b3115f2SLuciano Coelho 8077b3115f2SLuciano Coelho ret = wl1271_cmd_send(wl, CMD_ROLE_START, cmd, sizeof(*cmd), 0); 8087b3115f2SLuciano Coelho if (ret < 0) { 8097b3115f2SLuciano Coelho wl1271_error("failed to initiate cmd role enable"); 8107b3115f2SLuciano Coelho goto err_hlid; 8117b3115f2SLuciano Coelho } 8127b3115f2SLuciano Coelho 8137b3115f2SLuciano Coelho goto out_free; 8147b3115f2SLuciano Coelho 8157b3115f2SLuciano Coelho err_hlid: 8167b3115f2SLuciano Coelho /* clear links on error. */ 8177b3115f2SLuciano Coelho wl12xx_free_link(wl, wlvif, &wlvif->sta.hlid); 8187b3115f2SLuciano Coelho 8197b3115f2SLuciano Coelho out_free: 8207b3115f2SLuciano Coelho kfree(cmd); 8217b3115f2SLuciano Coelho 8227b3115f2SLuciano Coelho out: 8237b3115f2SLuciano Coelho return ret; 8247b3115f2SLuciano Coelho } 8257b3115f2SLuciano Coelho 8267b3115f2SLuciano Coelho 8277b3115f2SLuciano Coelho /** 8287b3115f2SLuciano Coelho * send test command to firmware 8297b3115f2SLuciano Coelho * 8307b3115f2SLuciano Coelho * @wl: wl struct 8317b3115f2SLuciano Coelho * @buf: buffer containing the command, with all headers, must work with dma 8327b3115f2SLuciano Coelho * @len: length of the buffer 8337b3115f2SLuciano Coelho * @answer: is answer needed 8347b3115f2SLuciano Coelho */ 8357b3115f2SLuciano Coelho int wl1271_cmd_test(struct wl1271 *wl, void *buf, size_t buf_len, u8 answer) 8367b3115f2SLuciano Coelho { 8377b3115f2SLuciano Coelho int ret; 8387b3115f2SLuciano Coelho size_t res_len = 0; 8397b3115f2SLuciano Coelho 8407b3115f2SLuciano Coelho wl1271_debug(DEBUG_CMD, "cmd test"); 8417b3115f2SLuciano Coelho 8427b3115f2SLuciano Coelho if (answer) 8437b3115f2SLuciano Coelho res_len = buf_len; 8447b3115f2SLuciano Coelho 8457b3115f2SLuciano Coelho ret = wl1271_cmd_send(wl, CMD_TEST, buf, buf_len, res_len); 8467b3115f2SLuciano Coelho 8477b3115f2SLuciano Coelho if (ret < 0) { 8487b3115f2SLuciano Coelho wl1271_warning("TEST command failed"); 8497b3115f2SLuciano Coelho return ret; 8507b3115f2SLuciano Coelho } 8517b3115f2SLuciano Coelho 8527b3115f2SLuciano Coelho return ret; 8537b3115f2SLuciano Coelho } 8549d68d1eeSLuciano Coelho EXPORT_SYMBOL_GPL(wl1271_cmd_test); 8557b3115f2SLuciano Coelho 8567b3115f2SLuciano Coelho /** 8577b3115f2SLuciano Coelho * read acx from firmware 8587b3115f2SLuciano Coelho * 8597b3115f2SLuciano Coelho * @wl: wl struct 8607b3115f2SLuciano Coelho * @id: acx id 8617b3115f2SLuciano Coelho * @buf: buffer for the response, including all headers, must work with dma 8627b3115f2SLuciano Coelho * @len: length of buf 8637b3115f2SLuciano Coelho */ 8644b674144SIgal Chernobelsky int wl1271_cmd_interrogate(struct wl1271 *wl, u16 id, void *buf, 8654b674144SIgal Chernobelsky size_t cmd_len, size_t res_len) 8667b3115f2SLuciano Coelho { 8677b3115f2SLuciano Coelho struct acx_header *acx = buf; 8687b3115f2SLuciano Coelho int ret; 8697b3115f2SLuciano Coelho 8707b3115f2SLuciano Coelho wl1271_debug(DEBUG_CMD, "cmd interrogate"); 8717b3115f2SLuciano Coelho 8727b3115f2SLuciano Coelho acx->id = cpu_to_le16(id); 8737b3115f2SLuciano Coelho 8744b674144SIgal Chernobelsky /* response payload length, does not include any headers */ 8754b674144SIgal Chernobelsky acx->len = cpu_to_le16(res_len - sizeof(*acx)); 8767b3115f2SLuciano Coelho 8774b674144SIgal Chernobelsky ret = wl1271_cmd_send(wl, CMD_INTERROGATE, acx, cmd_len, res_len); 8787b3115f2SLuciano Coelho if (ret < 0) 8797b3115f2SLuciano Coelho wl1271_error("INTERROGATE command failed"); 8807b3115f2SLuciano Coelho 8817b3115f2SLuciano Coelho return ret; 8827b3115f2SLuciano Coelho } 8837b3115f2SLuciano Coelho 8847b3115f2SLuciano Coelho /** 8857b3115f2SLuciano Coelho * write acx value to firmware 8867b3115f2SLuciano Coelho * 8877b3115f2SLuciano Coelho * @wl: wl struct 8887b3115f2SLuciano Coelho * @id: acx id 8897b3115f2SLuciano Coelho * @buf: buffer containing acx, including all headers, must work with dma 8907b3115f2SLuciano Coelho * @len: length of buf 891ea508435SEliad Peller * @valid_rets: bitmap of valid cmd status codes (i.e. return values). 892ea508435SEliad Peller * return the cmd status on success. 8937b3115f2SLuciano Coelho */ 894ea508435SEliad Peller int wlcore_cmd_configure_failsafe(struct wl1271 *wl, u16 id, void *buf, 895ea508435SEliad Peller size_t len, unsigned long valid_rets) 8967b3115f2SLuciano Coelho { 8977b3115f2SLuciano Coelho struct acx_header *acx = buf; 8987b3115f2SLuciano Coelho int ret; 8997b3115f2SLuciano Coelho 9007b3115f2SLuciano Coelho wl1271_debug(DEBUG_CMD, "cmd configure (%d)", id); 9017b3115f2SLuciano Coelho 902f5b8f479SLuciano Coelho if (WARN_ON_ONCE(len < sizeof(*acx))) 903f5b8f479SLuciano Coelho return -EIO; 904f5b8f479SLuciano Coelho 9057b3115f2SLuciano Coelho acx->id = cpu_to_le16(id); 9067b3115f2SLuciano Coelho 9077b3115f2SLuciano Coelho /* payload length, does not include any headers */ 9087b3115f2SLuciano Coelho acx->len = cpu_to_le16(len - sizeof(*acx)); 9097b3115f2SLuciano Coelho 910ea508435SEliad Peller ret = wlcore_cmd_send_failsafe(wl, CMD_CONFIGURE, acx, len, 0, 911ea508435SEliad Peller valid_rets); 9127b3115f2SLuciano Coelho if (ret < 0) { 9137b3115f2SLuciano Coelho wl1271_warning("CONFIGURE command NOK"); 9147b3115f2SLuciano Coelho return ret; 9157b3115f2SLuciano Coelho } 9167b3115f2SLuciano Coelho 917ea508435SEliad Peller return ret; 918ea508435SEliad Peller } 919ea508435SEliad Peller 920ea508435SEliad Peller /* 921ea508435SEliad Peller * wrapper for wlcore_cmd_configure that accepts only success status. 922ea508435SEliad Peller * return 0 on success 923ea508435SEliad Peller */ 924ea508435SEliad Peller int wl1271_cmd_configure(struct wl1271 *wl, u16 id, void *buf, size_t len) 925ea508435SEliad Peller { 926ea508435SEliad Peller int ret = wlcore_cmd_configure_failsafe(wl, id, buf, len, 0); 927ea508435SEliad Peller 928ea508435SEliad Peller if (ret < 0) 929ea508435SEliad Peller return ret; 9307b3115f2SLuciano Coelho return 0; 9317b3115f2SLuciano Coelho } 9329d68d1eeSLuciano Coelho EXPORT_SYMBOL_GPL(wl1271_cmd_configure); 9337b3115f2SLuciano Coelho 9347b3115f2SLuciano Coelho int wl1271_cmd_data_path(struct wl1271 *wl, bool enable) 9357b3115f2SLuciano Coelho { 9367b3115f2SLuciano Coelho struct cmd_enabledisable_path *cmd; 9377b3115f2SLuciano Coelho int ret; 9387b3115f2SLuciano Coelho u16 cmd_rx, cmd_tx; 9397b3115f2SLuciano Coelho 9407b3115f2SLuciano Coelho wl1271_debug(DEBUG_CMD, "cmd data path"); 9417b3115f2SLuciano Coelho 9427b3115f2SLuciano Coelho cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 9437b3115f2SLuciano Coelho if (!cmd) { 9447b3115f2SLuciano Coelho ret = -ENOMEM; 9457b3115f2SLuciano Coelho goto out; 9467b3115f2SLuciano Coelho } 9477b3115f2SLuciano Coelho 9487b3115f2SLuciano Coelho /* the channel here is only used for calibration, so hardcoded to 1 */ 9497b3115f2SLuciano Coelho cmd->channel = 1; 9507b3115f2SLuciano Coelho 9517b3115f2SLuciano Coelho if (enable) { 9527b3115f2SLuciano Coelho cmd_rx = CMD_ENABLE_RX; 9537b3115f2SLuciano Coelho cmd_tx = CMD_ENABLE_TX; 9547b3115f2SLuciano Coelho } else { 9557b3115f2SLuciano Coelho cmd_rx = CMD_DISABLE_RX; 9567b3115f2SLuciano Coelho cmd_tx = CMD_DISABLE_TX; 9577b3115f2SLuciano Coelho } 9587b3115f2SLuciano Coelho 9597b3115f2SLuciano Coelho ret = wl1271_cmd_send(wl, cmd_rx, cmd, sizeof(*cmd), 0); 9607b3115f2SLuciano Coelho if (ret < 0) { 9617b3115f2SLuciano Coelho wl1271_error("rx %s cmd for channel %d failed", 9627b3115f2SLuciano Coelho enable ? "start" : "stop", cmd->channel); 9637b3115f2SLuciano Coelho goto out; 9647b3115f2SLuciano Coelho } 9657b3115f2SLuciano Coelho 9667b3115f2SLuciano Coelho wl1271_debug(DEBUG_BOOT, "rx %s cmd channel %d", 9677b3115f2SLuciano Coelho enable ? "start" : "stop", cmd->channel); 9687b3115f2SLuciano Coelho 9697b3115f2SLuciano Coelho ret = wl1271_cmd_send(wl, cmd_tx, cmd, sizeof(*cmd), 0); 9707b3115f2SLuciano Coelho if (ret < 0) { 9717b3115f2SLuciano Coelho wl1271_error("tx %s cmd for channel %d failed", 9727b3115f2SLuciano Coelho enable ? "start" : "stop", cmd->channel); 9737b3115f2SLuciano Coelho goto out; 9747b3115f2SLuciano Coelho } 9757b3115f2SLuciano Coelho 9767b3115f2SLuciano Coelho wl1271_debug(DEBUG_BOOT, "tx %s cmd channel %d", 9777b3115f2SLuciano Coelho enable ? "start" : "stop", cmd->channel); 9787b3115f2SLuciano Coelho 9797b3115f2SLuciano Coelho out: 9807b3115f2SLuciano Coelho kfree(cmd); 9817b3115f2SLuciano Coelho return ret; 9827b3115f2SLuciano Coelho } 983c331b344SLuciano Coelho EXPORT_SYMBOL_GPL(wl1271_cmd_data_path); 9847b3115f2SLuciano Coelho 9857b3115f2SLuciano Coelho int wl1271_cmd_ps_mode(struct wl1271 *wl, struct wl12xx_vif *wlvif, 9867b3115f2SLuciano Coelho u8 ps_mode, u16 auto_ps_timeout) 9877b3115f2SLuciano Coelho { 9887b3115f2SLuciano Coelho struct wl1271_cmd_ps_params *ps_params = NULL; 9897b3115f2SLuciano Coelho int ret = 0; 9907b3115f2SLuciano Coelho 9917b3115f2SLuciano Coelho wl1271_debug(DEBUG_CMD, "cmd set ps mode"); 9927b3115f2SLuciano Coelho 9937b3115f2SLuciano Coelho ps_params = kzalloc(sizeof(*ps_params), GFP_KERNEL); 9947b3115f2SLuciano Coelho if (!ps_params) { 9957b3115f2SLuciano Coelho ret = -ENOMEM; 9967b3115f2SLuciano Coelho goto out; 9977b3115f2SLuciano Coelho } 9987b3115f2SLuciano Coelho 9997b3115f2SLuciano Coelho ps_params->role_id = wlvif->role_id; 10007b3115f2SLuciano Coelho ps_params->ps_mode = ps_mode; 10017b3115f2SLuciano Coelho ps_params->auto_ps_timeout = auto_ps_timeout; 10027b3115f2SLuciano Coelho 10037b3115f2SLuciano Coelho ret = wl1271_cmd_send(wl, CMD_SET_PS_MODE, ps_params, 10047b3115f2SLuciano Coelho sizeof(*ps_params), 0); 10057b3115f2SLuciano Coelho if (ret < 0) { 10067b3115f2SLuciano Coelho wl1271_error("cmd set_ps_mode failed"); 10077b3115f2SLuciano Coelho goto out; 10087b3115f2SLuciano Coelho } 10097b3115f2SLuciano Coelho 10107b3115f2SLuciano Coelho out: 10117b3115f2SLuciano Coelho kfree(ps_params); 10127b3115f2SLuciano Coelho return ret; 10137b3115f2SLuciano Coelho } 10147b3115f2SLuciano Coelho 10157b3115f2SLuciano Coelho int wl1271_cmd_template_set(struct wl1271 *wl, u8 role_id, 10167b3115f2SLuciano Coelho u16 template_id, void *buf, size_t buf_len, 10177b3115f2SLuciano Coelho int index, u32 rates) 10187b3115f2SLuciano Coelho { 10197b3115f2SLuciano Coelho struct wl1271_cmd_template_set *cmd; 10207b3115f2SLuciano Coelho int ret = 0; 10217b3115f2SLuciano Coelho 10227b3115f2SLuciano Coelho wl1271_debug(DEBUG_CMD, "cmd template_set %d (role %d)", 10237b3115f2SLuciano Coelho template_id, role_id); 10247b3115f2SLuciano Coelho 10257b3115f2SLuciano Coelho WARN_ON(buf_len > WL1271_CMD_TEMPL_MAX_SIZE); 10267b3115f2SLuciano Coelho buf_len = min_t(size_t, buf_len, WL1271_CMD_TEMPL_MAX_SIZE); 10277b3115f2SLuciano Coelho 10287b3115f2SLuciano Coelho cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 10297b3115f2SLuciano Coelho if (!cmd) { 10307b3115f2SLuciano Coelho ret = -ENOMEM; 10317b3115f2SLuciano Coelho goto out; 10327b3115f2SLuciano Coelho } 10337b3115f2SLuciano Coelho 10347b3115f2SLuciano Coelho /* during initialization wlvif is NULL */ 10357b3115f2SLuciano Coelho cmd->role_id = role_id; 10367b3115f2SLuciano Coelho cmd->len = cpu_to_le16(buf_len); 10377b3115f2SLuciano Coelho cmd->template_type = template_id; 10387b3115f2SLuciano Coelho cmd->enabled_rates = cpu_to_le32(rates); 10397b3115f2SLuciano Coelho cmd->short_retry_limit = wl->conf.tx.tmpl_short_retry_limit; 10407b3115f2SLuciano Coelho cmd->long_retry_limit = wl->conf.tx.tmpl_long_retry_limit; 10417b3115f2SLuciano Coelho cmd->index = index; 10427b3115f2SLuciano Coelho 10437b3115f2SLuciano Coelho if (buf) 10447b3115f2SLuciano Coelho memcpy(cmd->template_data, buf, buf_len); 10457b3115f2SLuciano Coelho 10467b3115f2SLuciano Coelho ret = wl1271_cmd_send(wl, CMD_SET_TEMPLATE, cmd, sizeof(*cmd), 0); 10477b3115f2SLuciano Coelho if (ret < 0) { 10487b3115f2SLuciano Coelho wl1271_warning("cmd set_template failed: %d", ret); 10497b3115f2SLuciano Coelho goto out_free; 10507b3115f2SLuciano Coelho } 10517b3115f2SLuciano Coelho 10527b3115f2SLuciano Coelho out_free: 10537b3115f2SLuciano Coelho kfree(cmd); 10547b3115f2SLuciano Coelho 10557b3115f2SLuciano Coelho out: 10567b3115f2SLuciano Coelho return ret; 10577b3115f2SLuciano Coelho } 10587b3115f2SLuciano Coelho 10597b3115f2SLuciano Coelho int wl12xx_cmd_build_null_data(struct wl1271 *wl, struct wl12xx_vif *wlvif) 10607b3115f2SLuciano Coelho { 10617b3115f2SLuciano Coelho struct sk_buff *skb = NULL; 10627b3115f2SLuciano Coelho int size; 10637b3115f2SLuciano Coelho void *ptr; 10647b3115f2SLuciano Coelho int ret = -ENOMEM; 10657b3115f2SLuciano Coelho 10667b3115f2SLuciano Coelho 10677b3115f2SLuciano Coelho if (wlvif->bss_type == BSS_TYPE_IBSS) { 10687b3115f2SLuciano Coelho size = sizeof(struct wl12xx_null_data_template); 10697b3115f2SLuciano Coelho ptr = NULL; 10707b3115f2SLuciano Coelho } else { 10717b3115f2SLuciano Coelho skb = ieee80211_nullfunc_get(wl->hw, 10727b6ddeafSJohannes Berg wl12xx_wlvif_to_vif(wlvif), 10737b6ddeafSJohannes Berg false); 10747b3115f2SLuciano Coelho if (!skb) 10757b3115f2SLuciano Coelho goto out; 10767b3115f2SLuciano Coelho size = skb->len; 10777b3115f2SLuciano Coelho ptr = skb->data; 10787b3115f2SLuciano Coelho } 10797b3115f2SLuciano Coelho 10807b3115f2SLuciano Coelho ret = wl1271_cmd_template_set(wl, wlvif->role_id, 10817b3115f2SLuciano Coelho CMD_TEMPL_NULL_DATA, ptr, size, 0, 10827b3115f2SLuciano Coelho wlvif->basic_rate); 10837b3115f2SLuciano Coelho 10847b3115f2SLuciano Coelho out: 10857b3115f2SLuciano Coelho dev_kfree_skb(skb); 10867b3115f2SLuciano Coelho if (ret) 10877b3115f2SLuciano Coelho wl1271_warning("cmd buld null data failed %d", ret); 10887b3115f2SLuciano Coelho 10897b3115f2SLuciano Coelho return ret; 10907b3115f2SLuciano Coelho 10917b3115f2SLuciano Coelho } 10927b3115f2SLuciano Coelho 10937b3115f2SLuciano Coelho int wl12xx_cmd_build_klv_null_data(struct wl1271 *wl, 10947b3115f2SLuciano Coelho struct wl12xx_vif *wlvif) 10957b3115f2SLuciano Coelho { 10967b3115f2SLuciano Coelho struct ieee80211_vif *vif = wl12xx_wlvif_to_vif(wlvif); 10977b3115f2SLuciano Coelho struct sk_buff *skb = NULL; 10987b3115f2SLuciano Coelho int ret = -ENOMEM; 10997b3115f2SLuciano Coelho 11007b6ddeafSJohannes Berg skb = ieee80211_nullfunc_get(wl->hw, vif, false); 11017b3115f2SLuciano Coelho if (!skb) 11027b3115f2SLuciano Coelho goto out; 11037b3115f2SLuciano Coelho 11047b3115f2SLuciano Coelho ret = wl1271_cmd_template_set(wl, wlvif->role_id, CMD_TEMPL_KLV, 11057b3115f2SLuciano Coelho skb->data, skb->len, 1106001e39a8SEliad Peller wlvif->sta.klv_template_id, 11077b3115f2SLuciano Coelho wlvif->basic_rate); 11087b3115f2SLuciano Coelho 11097b3115f2SLuciano Coelho out: 11107b3115f2SLuciano Coelho dev_kfree_skb(skb); 11117b3115f2SLuciano Coelho if (ret) 11127b3115f2SLuciano Coelho wl1271_warning("cmd build klv null data failed %d", ret); 11137b3115f2SLuciano Coelho 11147b3115f2SLuciano Coelho return ret; 11157b3115f2SLuciano Coelho 11167b3115f2SLuciano Coelho } 11177b3115f2SLuciano Coelho 11187b3115f2SLuciano Coelho int wl1271_cmd_build_ps_poll(struct wl1271 *wl, struct wl12xx_vif *wlvif, 11197b3115f2SLuciano Coelho u16 aid) 11207b3115f2SLuciano Coelho { 11217b3115f2SLuciano Coelho struct ieee80211_vif *vif = wl12xx_wlvif_to_vif(wlvif); 11227b3115f2SLuciano Coelho struct sk_buff *skb; 11237b3115f2SLuciano Coelho int ret = 0; 11247b3115f2SLuciano Coelho 11257b3115f2SLuciano Coelho skb = ieee80211_pspoll_get(wl->hw, vif); 11267b3115f2SLuciano Coelho if (!skb) 11277b3115f2SLuciano Coelho goto out; 11287b3115f2SLuciano Coelho 11297b3115f2SLuciano Coelho ret = wl1271_cmd_template_set(wl, wlvif->role_id, 11307b3115f2SLuciano Coelho CMD_TEMPL_PS_POLL, skb->data, 11317b3115f2SLuciano Coelho skb->len, 0, wlvif->basic_rate_set); 11327b3115f2SLuciano Coelho 11337b3115f2SLuciano Coelho out: 11347b3115f2SLuciano Coelho dev_kfree_skb(skb); 11357b3115f2SLuciano Coelho return ret; 11367b3115f2SLuciano Coelho } 11377b3115f2SLuciano Coelho 11387b3115f2SLuciano Coelho int wl12xx_cmd_build_probe_req(struct wl1271 *wl, struct wl12xx_vif *wlvif, 11397b3115f2SLuciano Coelho u8 role_id, u8 band, 11407b3115f2SLuciano Coelho const u8 *ssid, size_t ssid_len, 1141633e2713SDavid Spinadel const u8 *ie0, size_t ie0_len, const u8 *ie1, 1142633e2713SDavid Spinadel size_t ie1_len, bool sched_scan) 11437b3115f2SLuciano Coelho { 11447b3115f2SLuciano Coelho struct ieee80211_vif *vif = wl12xx_wlvif_to_vif(wlvif); 11457b3115f2SLuciano Coelho struct sk_buff *skb; 11467b3115f2SLuciano Coelho int ret; 11477b3115f2SLuciano Coelho u32 rate; 114878e28062SEliad Peller u16 template_id_2_4 = wl->scan_templ_id_2_4; 114978e28062SEliad Peller u16 template_id_5 = wl->scan_templ_id_5; 11507b3115f2SLuciano Coelho 11510fe72086SVictor Goldenshtein wl1271_debug(DEBUG_SCAN, "build probe request band %d", band); 11520fe72086SVictor Goldenshtein 1153a344d677SJohannes Berg skb = ieee80211_probereq_get(wl->hw, vif->addr, ssid, ssid_len, 1154633e2713SDavid Spinadel ie0_len + ie1_len); 11557b3115f2SLuciano Coelho if (!skb) { 11567b3115f2SLuciano Coelho ret = -ENOMEM; 11577b3115f2SLuciano Coelho goto out; 11587b3115f2SLuciano Coelho } 1159633e2713SDavid Spinadel if (ie0_len) 116059ae1d12SJohannes Berg skb_put_data(skb, ie0, ie0_len); 1161633e2713SDavid Spinadel if (ie1_len) 116259ae1d12SJohannes Berg skb_put_data(skb, ie1, ie1_len); 11637b3115f2SLuciano Coelho 116478e28062SEliad Peller if (sched_scan && 11653df74f46SYoni Divinsky (wl->quirks & WLCORE_QUIRK_DUAL_PROBE_TMPL)) { 116678e28062SEliad Peller template_id_2_4 = wl->sched_scan_templ_id_2_4; 116778e28062SEliad Peller template_id_5 = wl->sched_scan_templ_id_5; 11683df74f46SYoni Divinsky } 11693df74f46SYoni Divinsky 11707b3115f2SLuciano Coelho rate = wl1271_tx_min_rate_get(wl, wlvif->bitrate_masks[band]); 117157fbcce3SJohannes Berg if (band == NL80211_BAND_2GHZ) 11727b3115f2SLuciano Coelho ret = wl1271_cmd_template_set(wl, role_id, 11733df74f46SYoni Divinsky template_id_2_4, 11747b3115f2SLuciano Coelho skb->data, skb->len, 0, rate); 11757b3115f2SLuciano Coelho else 11767b3115f2SLuciano Coelho ret = wl1271_cmd_template_set(wl, role_id, 11773df74f46SYoni Divinsky template_id_5, 11787b3115f2SLuciano Coelho skb->data, skb->len, 0, rate); 11797b3115f2SLuciano Coelho 11807b3115f2SLuciano Coelho out: 11817b3115f2SLuciano Coelho dev_kfree_skb(skb); 11827b3115f2SLuciano Coelho return ret; 11837b3115f2SLuciano Coelho } 118478e28062SEliad Peller EXPORT_SYMBOL_GPL(wl12xx_cmd_build_probe_req); 11857b3115f2SLuciano Coelho 11867b3115f2SLuciano Coelho struct sk_buff *wl1271_cmd_build_ap_probe_req(struct wl1271 *wl, 11877b3115f2SLuciano Coelho struct wl12xx_vif *wlvif, 11887b3115f2SLuciano Coelho struct sk_buff *skb) 11897b3115f2SLuciano Coelho { 11907b3115f2SLuciano Coelho struct ieee80211_vif *vif = wl12xx_wlvif_to_vif(wlvif); 11917b3115f2SLuciano Coelho int ret; 11927b3115f2SLuciano Coelho u32 rate; 11937b3115f2SLuciano Coelho 11947b3115f2SLuciano Coelho if (!skb) 11957b3115f2SLuciano Coelho skb = ieee80211_ap_probereq_get(wl->hw, vif); 11967b3115f2SLuciano Coelho if (!skb) 11977b3115f2SLuciano Coelho goto out; 11987b3115f2SLuciano Coelho 11990fe72086SVictor Goldenshtein wl1271_debug(DEBUG_SCAN, "set ap probe request template"); 12007b3115f2SLuciano Coelho 12017b3115f2SLuciano Coelho rate = wl1271_tx_min_rate_get(wl, wlvif->bitrate_masks[wlvif->band]); 120257fbcce3SJohannes Berg if (wlvif->band == NL80211_BAND_2GHZ) 12037b3115f2SLuciano Coelho ret = wl1271_cmd_template_set(wl, wlvif->role_id, 12047b3115f2SLuciano Coelho CMD_TEMPL_CFG_PROBE_REQ_2_4, 12057b3115f2SLuciano Coelho skb->data, skb->len, 0, rate); 12067b3115f2SLuciano Coelho else 12077b3115f2SLuciano Coelho ret = wl1271_cmd_template_set(wl, wlvif->role_id, 12087b3115f2SLuciano Coelho CMD_TEMPL_CFG_PROBE_REQ_5, 12097b3115f2SLuciano Coelho skb->data, skb->len, 0, rate); 12107b3115f2SLuciano Coelho 12117b3115f2SLuciano Coelho if (ret < 0) 12127b3115f2SLuciano Coelho wl1271_error("Unable to set ap probe request template."); 12137b3115f2SLuciano Coelho 12147b3115f2SLuciano Coelho out: 12157b3115f2SLuciano Coelho return skb; 12167b3115f2SLuciano Coelho } 12177b3115f2SLuciano Coelho 12187b3115f2SLuciano Coelho int wl1271_cmd_build_arp_rsp(struct wl1271 *wl, struct wl12xx_vif *wlvif) 12197b3115f2SLuciano Coelho { 12202c0133a4SArik Nemtsov int ret, extra = 0; 12217b3115f2SLuciano Coelho u16 fc; 12227b3115f2SLuciano Coelho struct ieee80211_vif *vif = wl12xx_wlvif_to_vif(wlvif); 12237b3115f2SLuciano Coelho struct sk_buff *skb; 12247b3115f2SLuciano Coelho struct wl12xx_arp_rsp_template *tmpl; 12257b3115f2SLuciano Coelho struct ieee80211_hdr_3addr *hdr; 12267b3115f2SLuciano Coelho struct arphdr *arp_hdr; 12277b3115f2SLuciano Coelho 12287b3115f2SLuciano Coelho skb = dev_alloc_skb(sizeof(*hdr) + sizeof(__le16) + sizeof(*tmpl) + 12297b3115f2SLuciano Coelho WL1271_EXTRA_SPACE_MAX); 12307b3115f2SLuciano Coelho if (!skb) { 12317b3115f2SLuciano Coelho wl1271_error("failed to allocate buffer for arp rsp template"); 12327b3115f2SLuciano Coelho return -ENOMEM; 12337b3115f2SLuciano Coelho } 12347b3115f2SLuciano Coelho 12357b3115f2SLuciano Coelho skb_reserve(skb, sizeof(*hdr) + WL1271_EXTRA_SPACE_MAX); 12367b3115f2SLuciano Coelho 1237b080db58SJohannes Berg tmpl = skb_put_zero(skb, sizeof(*tmpl)); 12387b3115f2SLuciano Coelho 12397b3115f2SLuciano Coelho /* llc layer */ 12407b3115f2SLuciano Coelho memcpy(tmpl->llc_hdr, rfc1042_header, sizeof(rfc1042_header)); 12417b3115f2SLuciano Coelho tmpl->llc_type = cpu_to_be16(ETH_P_ARP); 12427b3115f2SLuciano Coelho 12437b3115f2SLuciano Coelho /* arp header */ 12447b3115f2SLuciano Coelho arp_hdr = &tmpl->arp_hdr; 12457b3115f2SLuciano Coelho arp_hdr->ar_hrd = cpu_to_be16(ARPHRD_ETHER); 12467b3115f2SLuciano Coelho arp_hdr->ar_pro = cpu_to_be16(ETH_P_IP); 12477b3115f2SLuciano Coelho arp_hdr->ar_hln = ETH_ALEN; 12487b3115f2SLuciano Coelho arp_hdr->ar_pln = 4; 12497b3115f2SLuciano Coelho arp_hdr->ar_op = cpu_to_be16(ARPOP_REPLY); 12507b3115f2SLuciano Coelho 12517b3115f2SLuciano Coelho /* arp payload */ 12527b3115f2SLuciano Coelho memcpy(tmpl->sender_hw, vif->addr, ETH_ALEN); 12537b3115f2SLuciano Coelho tmpl->sender_ip = wlvif->ip_addr; 12547b3115f2SLuciano Coelho 12557b3115f2SLuciano Coelho /* encryption space */ 12567b3115f2SLuciano Coelho switch (wlvif->encryption_type) { 12577b3115f2SLuciano Coelho case KEY_TKIP: 12582c0133a4SArik Nemtsov if (wl->quirks & WLCORE_QUIRK_TKIP_HEADER_SPACE) 12597b3115f2SLuciano Coelho extra = WL1271_EXTRA_SPACE_TKIP; 12607b3115f2SLuciano Coelho break; 12617b3115f2SLuciano Coelho case KEY_AES: 12627b3115f2SLuciano Coelho extra = WL1271_EXTRA_SPACE_AES; 12637b3115f2SLuciano Coelho break; 12647b3115f2SLuciano Coelho case KEY_NONE: 12657b3115f2SLuciano Coelho case KEY_WEP: 12667b3115f2SLuciano Coelho case KEY_GEM: 12677b3115f2SLuciano Coelho extra = 0; 12687b3115f2SLuciano Coelho break; 12697b3115f2SLuciano Coelho default: 12707b3115f2SLuciano Coelho wl1271_warning("Unknown encryption type: %d", 12717b3115f2SLuciano Coelho wlvif->encryption_type); 12727b3115f2SLuciano Coelho ret = -EINVAL; 12737b3115f2SLuciano Coelho goto out; 12747b3115f2SLuciano Coelho } 12757b3115f2SLuciano Coelho 12767b3115f2SLuciano Coelho if (extra) { 12777b3115f2SLuciano Coelho u8 *space = skb_push(skb, extra); 12787b3115f2SLuciano Coelho memset(space, 0, extra); 12797b3115f2SLuciano Coelho } 12807b3115f2SLuciano Coelho 12817b3115f2SLuciano Coelho /* QoS header - BE */ 12827b3115f2SLuciano Coelho if (wlvif->sta.qos) 12837b3115f2SLuciano Coelho memset(skb_push(skb, sizeof(__le16)), 0, sizeof(__le16)); 12847b3115f2SLuciano Coelho 12857b3115f2SLuciano Coelho /* mac80211 header */ 1286d58ff351SJohannes Berg hdr = skb_push(skb, sizeof(*hdr)); 1287161f17b5SJesper Juhl memset(hdr, 0, sizeof(*hdr)); 12887b3115f2SLuciano Coelho fc = IEEE80211_FTYPE_DATA | IEEE80211_FCTL_TODS; 12897b3115f2SLuciano Coelho if (wlvif->sta.qos) 12907b3115f2SLuciano Coelho fc |= IEEE80211_STYPE_QOS_DATA; 12917b3115f2SLuciano Coelho else 12927b3115f2SLuciano Coelho fc |= IEEE80211_STYPE_DATA; 12937b3115f2SLuciano Coelho if (wlvif->encryption_type != KEY_NONE) 12947b3115f2SLuciano Coelho fc |= IEEE80211_FCTL_PROTECTED; 12957b3115f2SLuciano Coelho 12967b3115f2SLuciano Coelho hdr->frame_control = cpu_to_le16(fc); 12977b3115f2SLuciano Coelho memcpy(hdr->addr1, vif->bss_conf.bssid, ETH_ALEN); 12987b3115f2SLuciano Coelho memcpy(hdr->addr2, vif->addr, ETH_ALEN); 129993803b33SJoe Perches eth_broadcast_addr(hdr->addr3); 13007b3115f2SLuciano Coelho 13017b3115f2SLuciano Coelho ret = wl1271_cmd_template_set(wl, wlvif->role_id, CMD_TEMPL_ARP_RSP, 13027b3115f2SLuciano Coelho skb->data, skb->len, 0, 13037b3115f2SLuciano Coelho wlvif->basic_rate); 13047b3115f2SLuciano Coelho out: 13057b3115f2SLuciano Coelho dev_kfree_skb(skb); 13067b3115f2SLuciano Coelho return ret; 13077b3115f2SLuciano Coelho } 13087b3115f2SLuciano Coelho 13097b3115f2SLuciano Coelho int wl1271_build_qos_null_data(struct wl1271 *wl, struct ieee80211_vif *vif) 13107b3115f2SLuciano Coelho { 13117b3115f2SLuciano Coelho struct wl12xx_vif *wlvif = wl12xx_vif_to_data(vif); 13127b3115f2SLuciano Coelho struct ieee80211_qos_hdr template; 13137b3115f2SLuciano Coelho 13147b3115f2SLuciano Coelho memset(&template, 0, sizeof(template)); 13157b3115f2SLuciano Coelho 13167b3115f2SLuciano Coelho memcpy(template.addr1, vif->bss_conf.bssid, ETH_ALEN); 13177b3115f2SLuciano Coelho memcpy(template.addr2, vif->addr, ETH_ALEN); 13187b3115f2SLuciano Coelho memcpy(template.addr3, vif->bss_conf.bssid, ETH_ALEN); 13197b3115f2SLuciano Coelho 13207b3115f2SLuciano Coelho template.frame_control = cpu_to_le16(IEEE80211_FTYPE_DATA | 13217b3115f2SLuciano Coelho IEEE80211_STYPE_QOS_NULLFUNC | 13227b3115f2SLuciano Coelho IEEE80211_FCTL_TODS); 13237b3115f2SLuciano Coelho 13247b3115f2SLuciano Coelho /* FIXME: not sure what priority to use here */ 13257b3115f2SLuciano Coelho template.qos_ctrl = cpu_to_le16(0); 13267b3115f2SLuciano Coelho 13277b3115f2SLuciano Coelho return wl1271_cmd_template_set(wl, wlvif->role_id, 13287b3115f2SLuciano Coelho CMD_TEMPL_QOS_NULL_DATA, &template, 13297b3115f2SLuciano Coelho sizeof(template), 0, 13307b3115f2SLuciano Coelho wlvif->basic_rate); 13317b3115f2SLuciano Coelho } 13327b3115f2SLuciano Coelho 13337b3115f2SLuciano Coelho int wl12xx_cmd_set_default_wep_key(struct wl1271 *wl, u8 id, u8 hlid) 13347b3115f2SLuciano Coelho { 13357b3115f2SLuciano Coelho struct wl1271_cmd_set_keys *cmd; 13367b3115f2SLuciano Coelho int ret = 0; 13377b3115f2SLuciano Coelho 13387b3115f2SLuciano Coelho wl1271_debug(DEBUG_CMD, "cmd set_default_wep_key %d", id); 13397b3115f2SLuciano Coelho 13407b3115f2SLuciano Coelho cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 13417b3115f2SLuciano Coelho if (!cmd) { 13427b3115f2SLuciano Coelho ret = -ENOMEM; 13437b3115f2SLuciano Coelho goto out; 13447b3115f2SLuciano Coelho } 13457b3115f2SLuciano Coelho 13467b3115f2SLuciano Coelho cmd->hlid = hlid; 13477b3115f2SLuciano Coelho cmd->key_id = id; 13487b3115f2SLuciano Coelho cmd->lid_key_type = WEP_DEFAULT_LID_TYPE; 13497b3115f2SLuciano Coelho cmd->key_action = cpu_to_le16(KEY_SET_ID); 13507b3115f2SLuciano Coelho cmd->key_type = KEY_WEP; 13517b3115f2SLuciano Coelho 13527b3115f2SLuciano Coelho ret = wl1271_cmd_send(wl, CMD_SET_KEYS, cmd, sizeof(*cmd), 0); 13537b3115f2SLuciano Coelho if (ret < 0) { 13547b3115f2SLuciano Coelho wl1271_warning("cmd set_default_wep_key failed: %d", ret); 13557b3115f2SLuciano Coelho goto out; 13567b3115f2SLuciano Coelho } 13577b3115f2SLuciano Coelho 13587b3115f2SLuciano Coelho out: 13597b3115f2SLuciano Coelho kfree(cmd); 13607b3115f2SLuciano Coelho 13617b3115f2SLuciano Coelho return ret; 13627b3115f2SLuciano Coelho } 13637b3115f2SLuciano Coelho 13647b3115f2SLuciano Coelho int wl1271_cmd_set_sta_key(struct wl1271 *wl, struct wl12xx_vif *wlvif, 13657b3115f2SLuciano Coelho u16 action, u8 id, u8 key_type, 13667b3115f2SLuciano Coelho u8 key_size, const u8 *key, const u8 *addr, 13677b3115f2SLuciano Coelho u32 tx_seq_32, u16 tx_seq_16) 13687b3115f2SLuciano Coelho { 13697b3115f2SLuciano Coelho struct wl1271_cmd_set_keys *cmd; 13707b3115f2SLuciano Coelho int ret = 0; 13717b3115f2SLuciano Coelho 13727b3115f2SLuciano Coelho /* hlid might have already been deleted */ 13737b3115f2SLuciano Coelho if (wlvif->sta.hlid == WL12XX_INVALID_LINK_ID) 13747b3115f2SLuciano Coelho return 0; 13757b3115f2SLuciano Coelho 13767b3115f2SLuciano Coelho cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 13777b3115f2SLuciano Coelho if (!cmd) { 13787b3115f2SLuciano Coelho ret = -ENOMEM; 13797b3115f2SLuciano Coelho goto out; 13807b3115f2SLuciano Coelho } 13817b3115f2SLuciano Coelho 13827b3115f2SLuciano Coelho cmd->hlid = wlvif->sta.hlid; 13837b3115f2SLuciano Coelho 13847b3115f2SLuciano Coelho if (key_type == KEY_WEP) 13857b3115f2SLuciano Coelho cmd->lid_key_type = WEP_DEFAULT_LID_TYPE; 13867b3115f2SLuciano Coelho else if (is_broadcast_ether_addr(addr)) 13877b3115f2SLuciano Coelho cmd->lid_key_type = BROADCAST_LID_TYPE; 13887b3115f2SLuciano Coelho else 13897b3115f2SLuciano Coelho cmd->lid_key_type = UNICAST_LID_TYPE; 13907b3115f2SLuciano Coelho 13917b3115f2SLuciano Coelho cmd->key_action = cpu_to_le16(action); 13927b3115f2SLuciano Coelho cmd->key_size = key_size; 13937b3115f2SLuciano Coelho cmd->key_type = key_type; 13947b3115f2SLuciano Coelho 13957b3115f2SLuciano Coelho cmd->ac_seq_num16[0] = cpu_to_le16(tx_seq_16); 13967b3115f2SLuciano Coelho cmd->ac_seq_num32[0] = cpu_to_le32(tx_seq_32); 13977b3115f2SLuciano Coelho 13987b3115f2SLuciano Coelho cmd->key_id = id; 13997b3115f2SLuciano Coelho 14007b3115f2SLuciano Coelho if (key_type == KEY_TKIP) { 14017b3115f2SLuciano Coelho /* 14027b3115f2SLuciano Coelho * We get the key in the following form: 14037b3115f2SLuciano Coelho * TKIP (16 bytes) - TX MIC (8 bytes) - RX MIC (8 bytes) 14047b3115f2SLuciano Coelho * but the target is expecting: 14057b3115f2SLuciano Coelho * TKIP - RX MIC - TX MIC 14067b3115f2SLuciano Coelho */ 14077b3115f2SLuciano Coelho memcpy(cmd->key, key, 16); 14087b3115f2SLuciano Coelho memcpy(cmd->key + 16, key + 24, 8); 14097b3115f2SLuciano Coelho memcpy(cmd->key + 24, key + 16, 8); 14107b3115f2SLuciano Coelho 14117b3115f2SLuciano Coelho } else { 14127b3115f2SLuciano Coelho memcpy(cmd->key, key, key_size); 14137b3115f2SLuciano Coelho } 14147b3115f2SLuciano Coelho 14157b3115f2SLuciano Coelho wl1271_dump(DEBUG_CRYPT, "TARGET KEY: ", cmd, sizeof(*cmd)); 14167b3115f2SLuciano Coelho 14177b3115f2SLuciano Coelho ret = wl1271_cmd_send(wl, CMD_SET_KEYS, cmd, sizeof(*cmd), 0); 14187b3115f2SLuciano Coelho if (ret < 0) { 14197b3115f2SLuciano Coelho wl1271_warning("could not set keys"); 14207b3115f2SLuciano Coelho goto out; 14217b3115f2SLuciano Coelho } 14227b3115f2SLuciano Coelho 14237b3115f2SLuciano Coelho out: 14247b3115f2SLuciano Coelho kfree(cmd); 14257b3115f2SLuciano Coelho 14267b3115f2SLuciano Coelho return ret; 14277b3115f2SLuciano Coelho } 14287b3115f2SLuciano Coelho 14297b3115f2SLuciano Coelho /* 14307b3115f2SLuciano Coelho * TODO: merge with sta/ibss into 1 set_key function. 14317b3115f2SLuciano Coelho * note there are slight diffs 14327b3115f2SLuciano Coelho */ 14337b3115f2SLuciano Coelho int wl1271_cmd_set_ap_key(struct wl1271 *wl, struct wl12xx_vif *wlvif, 14347b3115f2SLuciano Coelho u16 action, u8 id, u8 key_type, 14357b3115f2SLuciano Coelho u8 key_size, const u8 *key, u8 hlid, u32 tx_seq_32, 14367b3115f2SLuciano Coelho u16 tx_seq_16) 14377b3115f2SLuciano Coelho { 14387b3115f2SLuciano Coelho struct wl1271_cmd_set_keys *cmd; 14397b3115f2SLuciano Coelho int ret = 0; 14407b3115f2SLuciano Coelho u8 lid_type; 14417b3115f2SLuciano Coelho 14427b3115f2SLuciano Coelho cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 14437b3115f2SLuciano Coelho if (!cmd) 14447b3115f2SLuciano Coelho return -ENOMEM; 14457b3115f2SLuciano Coelho 14467b3115f2SLuciano Coelho if (hlid == wlvif->ap.bcast_hlid) { 14477b3115f2SLuciano Coelho if (key_type == KEY_WEP) 14487b3115f2SLuciano Coelho lid_type = WEP_DEFAULT_LID_TYPE; 14497b3115f2SLuciano Coelho else 14507b3115f2SLuciano Coelho lid_type = BROADCAST_LID_TYPE; 14517b3115f2SLuciano Coelho } else { 14527b3115f2SLuciano Coelho lid_type = UNICAST_LID_TYPE; 14537b3115f2SLuciano Coelho } 14547b3115f2SLuciano Coelho 14557b3115f2SLuciano Coelho wl1271_debug(DEBUG_CRYPT, "ap key action: %d id: %d lid: %d type: %d" 14567b3115f2SLuciano Coelho " hlid: %d", (int)action, (int)id, (int)lid_type, 14577b3115f2SLuciano Coelho (int)key_type, (int)hlid); 14587b3115f2SLuciano Coelho 14597b3115f2SLuciano Coelho cmd->lid_key_type = lid_type; 14607b3115f2SLuciano Coelho cmd->hlid = hlid; 14617b3115f2SLuciano Coelho cmd->key_action = cpu_to_le16(action); 14627b3115f2SLuciano Coelho cmd->key_size = key_size; 14637b3115f2SLuciano Coelho cmd->key_type = key_type; 14647b3115f2SLuciano Coelho cmd->key_id = id; 14657b3115f2SLuciano Coelho cmd->ac_seq_num16[0] = cpu_to_le16(tx_seq_16); 14667b3115f2SLuciano Coelho cmd->ac_seq_num32[0] = cpu_to_le32(tx_seq_32); 14677b3115f2SLuciano Coelho 14687b3115f2SLuciano Coelho if (key_type == KEY_TKIP) { 14697b3115f2SLuciano Coelho /* 14707b3115f2SLuciano Coelho * We get the key in the following form: 14717b3115f2SLuciano Coelho * TKIP (16 bytes) - TX MIC (8 bytes) - RX MIC (8 bytes) 14727b3115f2SLuciano Coelho * but the target is expecting: 14737b3115f2SLuciano Coelho * TKIP - RX MIC - TX MIC 14747b3115f2SLuciano Coelho */ 14757b3115f2SLuciano Coelho memcpy(cmd->key, key, 16); 14767b3115f2SLuciano Coelho memcpy(cmd->key + 16, key + 24, 8); 14777b3115f2SLuciano Coelho memcpy(cmd->key + 24, key + 16, 8); 14787b3115f2SLuciano Coelho } else { 14797b3115f2SLuciano Coelho memcpy(cmd->key, key, key_size); 14807b3115f2SLuciano Coelho } 14817b3115f2SLuciano Coelho 14827b3115f2SLuciano Coelho wl1271_dump(DEBUG_CRYPT, "TARGET AP KEY: ", cmd, sizeof(*cmd)); 14837b3115f2SLuciano Coelho 14847b3115f2SLuciano Coelho ret = wl1271_cmd_send(wl, CMD_SET_KEYS, cmd, sizeof(*cmd), 0); 14857b3115f2SLuciano Coelho if (ret < 0) { 14867b3115f2SLuciano Coelho wl1271_warning("could not set ap keys"); 14877b3115f2SLuciano Coelho goto out; 14887b3115f2SLuciano Coelho } 14897b3115f2SLuciano Coelho 14907b3115f2SLuciano Coelho out: 14917b3115f2SLuciano Coelho kfree(cmd); 14927b3115f2SLuciano Coelho return ret; 14937b3115f2SLuciano Coelho } 14947b3115f2SLuciano Coelho 1495d50529c0SEliad Peller int wl12xx_cmd_set_peer_state(struct wl1271 *wl, struct wl12xx_vif *wlvif, 1496d50529c0SEliad Peller u8 hlid) 14977b3115f2SLuciano Coelho { 14987b3115f2SLuciano Coelho struct wl12xx_cmd_set_peer_state *cmd; 14997b3115f2SLuciano Coelho int ret = 0; 15007b3115f2SLuciano Coelho 15017b3115f2SLuciano Coelho wl1271_debug(DEBUG_CMD, "cmd set peer state (hlid=%d)", hlid); 15027b3115f2SLuciano Coelho 15037b3115f2SLuciano Coelho cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 15047b3115f2SLuciano Coelho if (!cmd) { 15057b3115f2SLuciano Coelho ret = -ENOMEM; 15067b3115f2SLuciano Coelho goto out; 15077b3115f2SLuciano Coelho } 15087b3115f2SLuciano Coelho 15097b3115f2SLuciano Coelho cmd->hlid = hlid; 15107b3115f2SLuciano Coelho cmd->state = WL1271_CMD_STA_STATE_CONNECTED; 15117b3115f2SLuciano Coelho 1512d50529c0SEliad Peller /* wmm param is valid only for station role */ 1513d50529c0SEliad Peller if (wlvif->bss_type == BSS_TYPE_STA_BSS) 1514d50529c0SEliad Peller cmd->wmm = wlvif->wmm_enabled; 1515d50529c0SEliad Peller 15167b3115f2SLuciano Coelho ret = wl1271_cmd_send(wl, CMD_SET_PEER_STATE, cmd, sizeof(*cmd), 0); 15177b3115f2SLuciano Coelho if (ret < 0) { 15187b3115f2SLuciano Coelho wl1271_error("failed to send set peer state command"); 15197b3115f2SLuciano Coelho goto out_free; 15207b3115f2SLuciano Coelho } 15217b3115f2SLuciano Coelho 15227b3115f2SLuciano Coelho out_free: 15237b3115f2SLuciano Coelho kfree(cmd); 15247b3115f2SLuciano Coelho 15257b3115f2SLuciano Coelho out: 15267b3115f2SLuciano Coelho return ret; 15277b3115f2SLuciano Coelho } 15287b3115f2SLuciano Coelho 15297b3115f2SLuciano Coelho int wl12xx_cmd_add_peer(struct wl1271 *wl, struct wl12xx_vif *wlvif, 15307b3115f2SLuciano Coelho struct ieee80211_sta *sta, u8 hlid) 15317b3115f2SLuciano Coelho { 15327b3115f2SLuciano Coelho struct wl12xx_cmd_add_peer *cmd; 15337b3115f2SLuciano Coelho int i, ret; 15347b3115f2SLuciano Coelho u32 sta_rates; 15357b3115f2SLuciano Coelho 15367b3115f2SLuciano Coelho wl1271_debug(DEBUG_CMD, "cmd add peer %d", (int)hlid); 15377b3115f2SLuciano Coelho 15387b3115f2SLuciano Coelho cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 15397b3115f2SLuciano Coelho if (!cmd) { 15407b3115f2SLuciano Coelho ret = -ENOMEM; 15417b3115f2SLuciano Coelho goto out; 15427b3115f2SLuciano Coelho } 15437b3115f2SLuciano Coelho 15447b3115f2SLuciano Coelho memcpy(cmd->addr, sta->addr, ETH_ALEN); 15457b3115f2SLuciano Coelho cmd->bss_index = WL1271_AP_BSS_INDEX; 15467b3115f2SLuciano Coelho cmd->aid = sta->aid; 15477b3115f2SLuciano Coelho cmd->hlid = hlid; 15487b3115f2SLuciano Coelho cmd->sp_len = sta->max_sp; 15497b3115f2SLuciano Coelho cmd->wmm = sta->wme ? 1 : 0; 1550978cd3a0SEliad Peller cmd->session_id = wl->session_ids[hlid]; 1551028e7243SEliad Peller cmd->role_id = wlvif->role_id; 15527b3115f2SLuciano Coelho 15537b3115f2SLuciano Coelho for (i = 0; i < NUM_ACCESS_CATEGORIES_COPY; i++) 15547b3115f2SLuciano Coelho if (sta->wme && (sta->uapsd_queues & BIT(i))) 15552e42c203SYoni Divinsky cmd->psd_type[NUM_ACCESS_CATEGORIES_COPY-1-i] = 15562e42c203SYoni Divinsky WL1271_PSD_UPSD_TRIGGER; 15577b3115f2SLuciano Coelho else 15582e42c203SYoni Divinsky cmd->psd_type[NUM_ACCESS_CATEGORIES_COPY-1-i] = 15592e42c203SYoni Divinsky WL1271_PSD_LEGACY; 15602e42c203SYoni Divinsky 15617b3115f2SLuciano Coelho 15627b3115f2SLuciano Coelho sta_rates = sta->supp_rates[wlvif->band]; 15637b3115f2SLuciano Coelho if (sta->ht_cap.ht_supported) 1564b3a47ee0SArik Nemtsov sta_rates |= 1565b3a47ee0SArik Nemtsov (sta->ht_cap.mcs.rx_mask[0] << HW_HT_RATES_OFFSET) | 1566b3a47ee0SArik Nemtsov (sta->ht_cap.mcs.rx_mask[1] << HW_MIMO_RATES_OFFSET); 15677b3115f2SLuciano Coelho 15687b3115f2SLuciano Coelho cmd->supported_rates = 15697b3115f2SLuciano Coelho cpu_to_le32(wl1271_tx_enabled_rates_get(wl, sta_rates, 15707b3115f2SLuciano Coelho wlvif->band)); 15717b3115f2SLuciano Coelho 1572535633a5SGuy Mishol if (!cmd->supported_rates) { 1573535633a5SGuy Mishol wl1271_debug(DEBUG_CMD, 1574535633a5SGuy Mishol "peer has no supported rates yet, configuring basic rates: 0x%x", 1575535633a5SGuy Mishol wlvif->basic_rate_set); 1576535633a5SGuy Mishol cmd->supported_rates = cpu_to_le32(wlvif->basic_rate_set); 1577535633a5SGuy Mishol } 1578535633a5SGuy Mishol 15797b3115f2SLuciano Coelho wl1271_debug(DEBUG_CMD, "new peer rates=0x%x queues=0x%x", 15807b3115f2SLuciano Coelho cmd->supported_rates, sta->uapsd_queues); 15817b3115f2SLuciano Coelho 15827b3115f2SLuciano Coelho ret = wl1271_cmd_send(wl, CMD_ADD_PEER, cmd, sizeof(*cmd), 0); 15837b3115f2SLuciano Coelho if (ret < 0) { 15847b3115f2SLuciano Coelho wl1271_error("failed to initiate cmd add peer"); 15857b3115f2SLuciano Coelho goto out_free; 15867b3115f2SLuciano Coelho } 15877b3115f2SLuciano Coelho 15887b3115f2SLuciano Coelho out_free: 15897b3115f2SLuciano Coelho kfree(cmd); 15907b3115f2SLuciano Coelho 15917b3115f2SLuciano Coelho out: 15927b3115f2SLuciano Coelho return ret; 15937b3115f2SLuciano Coelho } 15947b3115f2SLuciano Coelho 1595028e7243SEliad Peller int wl12xx_cmd_remove_peer(struct wl1271 *wl, struct wl12xx_vif *wlvif, 1596028e7243SEliad Peller u8 hlid) 15977b3115f2SLuciano Coelho { 15987b3115f2SLuciano Coelho struct wl12xx_cmd_remove_peer *cmd; 15997b3115f2SLuciano Coelho int ret; 16006c15c1aaSEyal Shapira bool timeout = false; 16017b3115f2SLuciano Coelho 16027b3115f2SLuciano Coelho wl1271_debug(DEBUG_CMD, "cmd remove peer %d", (int)hlid); 16037b3115f2SLuciano Coelho 16047b3115f2SLuciano Coelho cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 16057b3115f2SLuciano Coelho if (!cmd) { 16067b3115f2SLuciano Coelho ret = -ENOMEM; 16077b3115f2SLuciano Coelho goto out; 16087b3115f2SLuciano Coelho } 16097b3115f2SLuciano Coelho 16107b3115f2SLuciano Coelho cmd->hlid = hlid; 16117b3115f2SLuciano Coelho /* We never send a deauth, mac80211 is in charge of this */ 16127b3115f2SLuciano Coelho cmd->reason_opcode = 0; 16137b3115f2SLuciano Coelho cmd->send_deauth_flag = 0; 1614028e7243SEliad Peller cmd->role_id = wlvif->role_id; 16157b3115f2SLuciano Coelho 16167b3115f2SLuciano Coelho ret = wl1271_cmd_send(wl, CMD_REMOVE_PEER, cmd, sizeof(*cmd), 0); 16177b3115f2SLuciano Coelho if (ret < 0) { 16187b3115f2SLuciano Coelho wl1271_error("failed to initiate cmd remove peer"); 16197b3115f2SLuciano Coelho goto out_free; 16207b3115f2SLuciano Coelho } 16217b3115f2SLuciano Coelho 1622c50a2825SEliad Peller ret = wl->ops->wait_for_event(wl, 1623c50a2825SEliad Peller WLCORE_EVENT_PEER_REMOVE_COMPLETE, 16246c15c1aaSEyal Shapira &timeout); 1625c50a2825SEliad Peller 16267b3115f2SLuciano Coelho /* 16277b3115f2SLuciano Coelho * We are ok with a timeout here. The event is sometimes not sent 16286c15c1aaSEyal Shapira * due to a firmware bug. In case of another error (like SDIO timeout) 16296c15c1aaSEyal Shapira * queue a recovery. 16307b3115f2SLuciano Coelho */ 16316c15c1aaSEyal Shapira if (ret) 16326c15c1aaSEyal Shapira wl12xx_queue_recovery_work(wl); 16337b3115f2SLuciano Coelho 16347b3115f2SLuciano Coelho out_free: 16357b3115f2SLuciano Coelho kfree(cmd); 16367b3115f2SLuciano Coelho 16377b3115f2SLuciano Coelho out: 16387b3115f2SLuciano Coelho return ret; 16397b3115f2SLuciano Coelho } 16407b3115f2SLuciano Coelho 164157fbcce3SJohannes Berg static int wlcore_get_reg_conf_ch_idx(enum nl80211_band band, u16 ch) 16426b70e7ebSVictor Goldenshtein { 164349540d1bSEliad Peller /* 164449540d1bSEliad Peller * map the given band/channel to the respective predefined 164549540d1bSEliad Peller * bit expected by the fw 164649540d1bSEliad Peller */ 16476b70e7ebSVictor Goldenshtein switch (band) { 164857fbcce3SJohannes Berg case NL80211_BAND_2GHZ: 164949540d1bSEliad Peller /* channels 1..14 are mapped to 0..13 */ 16506b70e7ebSVictor Goldenshtein if (ch >= 1 && ch <= 14) 165149540d1bSEliad Peller return ch - 1; 165249540d1bSEliad Peller break; 165357fbcce3SJohannes Berg case NL80211_BAND_5GHZ: 165449540d1bSEliad Peller switch (ch) { 165549540d1bSEliad Peller case 8 ... 16: 165649540d1bSEliad Peller /* channels 8,12,16 are mapped to 18,19,20 */ 165749540d1bSEliad Peller return 18 + (ch-8)/4; 165849540d1bSEliad Peller case 34 ... 48: 165949540d1bSEliad Peller /* channels 34,36..48 are mapped to 21..28 */ 166049540d1bSEliad Peller return 21 + (ch-34)/2; 166149540d1bSEliad Peller case 52 ... 64: 166249540d1bSEliad Peller /* channels 52,56..64 are mapped to 29..32 */ 166349540d1bSEliad Peller return 29 + (ch-52)/4; 166449540d1bSEliad Peller case 100 ... 140: 166549540d1bSEliad Peller /* channels 100,104..140 are mapped to 33..43 */ 166649540d1bSEliad Peller return 33 + (ch-100)/4; 166749540d1bSEliad Peller case 149 ... 165: 166849540d1bSEliad Peller /* channels 149,153..165 are mapped to 44..48 */ 166949540d1bSEliad Peller return 44 + (ch-149)/4; 167049540d1bSEliad Peller default: 167149540d1bSEliad Peller break; 167249540d1bSEliad Peller } 16736b70e7ebSVictor Goldenshtein break; 16746b70e7ebSVictor Goldenshtein default: 167549540d1bSEliad Peller break; 16766b70e7ebSVictor Goldenshtein } 16776b70e7ebSVictor Goldenshtein 167849540d1bSEliad Peller wl1271_error("%s: unknown band/channel: %d/%d", __func__, band, ch); 167949540d1bSEliad Peller return -1; 16806b70e7ebSVictor Goldenshtein } 16816b70e7ebSVictor Goldenshtein 16826b70e7ebSVictor Goldenshtein void wlcore_set_pending_regdomain_ch(struct wl1271 *wl, u16 channel, 168357fbcce3SJohannes Berg enum nl80211_band band) 16846b70e7ebSVictor Goldenshtein { 16856b70e7ebSVictor Goldenshtein int ch_bit_idx = 0; 16866b70e7ebSVictor Goldenshtein 16876b70e7ebSVictor Goldenshtein if (!(wl->quirks & WLCORE_QUIRK_REGDOMAIN_CONF)) 16886b70e7ebSVictor Goldenshtein return; 16896b70e7ebSVictor Goldenshtein 16906b70e7ebSVictor Goldenshtein ch_bit_idx = wlcore_get_reg_conf_ch_idx(band, channel); 16916b70e7ebSVictor Goldenshtein 169249540d1bSEliad Peller if (ch_bit_idx >= 0 && ch_bit_idx <= WL1271_MAX_CHANNELS) 16936b70e7ebSVictor Goldenshtein set_bit(ch_bit_idx, (long *)wl->reg_ch_conf_pending); 16946b70e7ebSVictor Goldenshtein } 16956b70e7ebSVictor Goldenshtein 16966b70e7ebSVictor Goldenshtein int wlcore_cmd_regdomain_config_locked(struct wl1271 *wl) 16976b70e7ebSVictor Goldenshtein { 16986b70e7ebSVictor Goldenshtein struct wl12xx_cmd_regdomain_dfs_config *cmd = NULL; 16996b70e7ebSVictor Goldenshtein int ret = 0, i, b, ch_bit_idx; 17006b70e7ebSVictor Goldenshtein u32 tmp_ch_bitmap[2]; 17016b70e7ebSVictor Goldenshtein struct wiphy *wiphy = wl->hw->wiphy; 17026b70e7ebSVictor Goldenshtein struct ieee80211_supported_band *band; 17036b70e7ebSVictor Goldenshtein bool timeout = false; 17046b70e7ebSVictor Goldenshtein 17056b70e7ebSVictor Goldenshtein if (!(wl->quirks & WLCORE_QUIRK_REGDOMAIN_CONF)) 17066b70e7ebSVictor Goldenshtein return 0; 17076b70e7ebSVictor Goldenshtein 17086b70e7ebSVictor Goldenshtein wl1271_debug(DEBUG_CMD, "cmd reg domain config"); 17096b70e7ebSVictor Goldenshtein 17106b70e7ebSVictor Goldenshtein memset(tmp_ch_bitmap, 0, sizeof(tmp_ch_bitmap)); 17116b70e7ebSVictor Goldenshtein 171257fbcce3SJohannes Berg for (b = NL80211_BAND_2GHZ; b <= NL80211_BAND_5GHZ; b++) { 17136b70e7ebSVictor Goldenshtein band = wiphy->bands[b]; 17146b70e7ebSVictor Goldenshtein for (i = 0; i < band->n_channels; i++) { 17154ce9fad3SEliad Peller struct ieee80211_channel *channel = &band->channels[i]; 17164ce9fad3SEliad Peller u16 ch = channel->hw_value; 17174ce9fad3SEliad Peller u32 flags = channel->flags; 17186b70e7ebSVictor Goldenshtein 17194ce9fad3SEliad Peller if (flags & (IEEE80211_CHAN_DISABLED | 17208fe02e16SLuis R. Rodriguez IEEE80211_CHAN_NO_IR)) 17216b70e7ebSVictor Goldenshtein continue; 17226b70e7ebSVictor Goldenshtein 17234ce9fad3SEliad Peller if ((flags & IEEE80211_CHAN_RADAR) && 17244ce9fad3SEliad Peller channel->dfs_state != NL80211_DFS_AVAILABLE) 17254ce9fad3SEliad Peller continue; 17264ce9fad3SEliad Peller 17276b70e7ebSVictor Goldenshtein ch_bit_idx = wlcore_get_reg_conf_ch_idx(b, ch); 17286b70e7ebSVictor Goldenshtein if (ch_bit_idx < 0) 17296b70e7ebSVictor Goldenshtein continue; 17306b70e7ebSVictor Goldenshtein 17316b70e7ebSVictor Goldenshtein set_bit(ch_bit_idx, (long *)tmp_ch_bitmap); 17326b70e7ebSVictor Goldenshtein } 17336b70e7ebSVictor Goldenshtein } 17346b70e7ebSVictor Goldenshtein 17356b70e7ebSVictor Goldenshtein tmp_ch_bitmap[0] |= wl->reg_ch_conf_pending[0]; 17366b70e7ebSVictor Goldenshtein tmp_ch_bitmap[1] |= wl->reg_ch_conf_pending[1]; 17376b70e7ebSVictor Goldenshtein 17386b70e7ebSVictor Goldenshtein if (!memcmp(tmp_ch_bitmap, wl->reg_ch_conf_last, sizeof(tmp_ch_bitmap))) 17396b70e7ebSVictor Goldenshtein goto out; 17406b70e7ebSVictor Goldenshtein 17416b70e7ebSVictor Goldenshtein cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 17426b70e7ebSVictor Goldenshtein if (!cmd) { 17436b70e7ebSVictor Goldenshtein ret = -ENOMEM; 17446b70e7ebSVictor Goldenshtein goto out; 17456b70e7ebSVictor Goldenshtein } 17466b70e7ebSVictor Goldenshtein 17476b70e7ebSVictor Goldenshtein cmd->ch_bit_map1 = cpu_to_le32(tmp_ch_bitmap[0]); 17486b70e7ebSVictor Goldenshtein cmd->ch_bit_map2 = cpu_to_le32(tmp_ch_bitmap[1]); 17491cd91b2cSGuy Mishol cmd->dfs_region = wl->dfs_region; 17506b70e7ebSVictor Goldenshtein 17516b70e7ebSVictor Goldenshtein wl1271_debug(DEBUG_CMD, 17526b70e7ebSVictor Goldenshtein "cmd reg domain bitmap1: 0x%08x, bitmap2: 0x%08x", 17536b70e7ebSVictor Goldenshtein cmd->ch_bit_map1, cmd->ch_bit_map2); 17546b70e7ebSVictor Goldenshtein 17556b70e7ebSVictor Goldenshtein ret = wl1271_cmd_send(wl, CMD_DFS_CHANNEL_CONFIG, cmd, sizeof(*cmd), 0); 17566b70e7ebSVictor Goldenshtein if (ret < 0) { 17576b70e7ebSVictor Goldenshtein wl1271_error("failed to send reg domain dfs config"); 17586b70e7ebSVictor Goldenshtein goto out; 17596b70e7ebSVictor Goldenshtein } 17606b70e7ebSVictor Goldenshtein 17616b70e7ebSVictor Goldenshtein ret = wl->ops->wait_for_event(wl, 17626b70e7ebSVictor Goldenshtein WLCORE_EVENT_DFS_CONFIG_COMPLETE, 17636b70e7ebSVictor Goldenshtein &timeout); 17646b70e7ebSVictor Goldenshtein if (ret < 0 || timeout) { 17656b70e7ebSVictor Goldenshtein wl1271_error("reg domain conf %serror", 17666b70e7ebSVictor Goldenshtein timeout ? "completion " : ""); 17676b70e7ebSVictor Goldenshtein ret = timeout ? -ETIMEDOUT : ret; 17686b70e7ebSVictor Goldenshtein goto out; 17696b70e7ebSVictor Goldenshtein } 17706b70e7ebSVictor Goldenshtein 17716b70e7ebSVictor Goldenshtein memcpy(wl->reg_ch_conf_last, tmp_ch_bitmap, sizeof(tmp_ch_bitmap)); 17726b70e7ebSVictor Goldenshtein memset(wl->reg_ch_conf_pending, 0, sizeof(wl->reg_ch_conf_pending)); 17736b70e7ebSVictor Goldenshtein 17746b70e7ebSVictor Goldenshtein out: 17756b70e7ebSVictor Goldenshtein kfree(cmd); 17766b70e7ebSVictor Goldenshtein return ret; 17776b70e7ebSVictor Goldenshtein } 17786b70e7ebSVictor Goldenshtein 17797b3115f2SLuciano Coelho int wl12xx_cmd_config_fwlog(struct wl1271 *wl) 17807b3115f2SLuciano Coelho { 17817b3115f2SLuciano Coelho struct wl12xx_cmd_config_fwlog *cmd; 17827b3115f2SLuciano Coelho int ret = 0; 17837b3115f2SLuciano Coelho 17847b3115f2SLuciano Coelho wl1271_debug(DEBUG_CMD, "cmd config firmware logger"); 17857b3115f2SLuciano Coelho 17867b3115f2SLuciano Coelho cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 17877b3115f2SLuciano Coelho if (!cmd) { 17887b3115f2SLuciano Coelho ret = -ENOMEM; 17897b3115f2SLuciano Coelho goto out; 17907b3115f2SLuciano Coelho } 17917b3115f2SLuciano Coelho 17927b3115f2SLuciano Coelho cmd->logger_mode = wl->conf.fwlog.mode; 17937b3115f2SLuciano Coelho cmd->log_severity = wl->conf.fwlog.severity; 17947b3115f2SLuciano Coelho cmd->timestamp = wl->conf.fwlog.timestamp; 17957b3115f2SLuciano Coelho cmd->output = wl->conf.fwlog.output; 17967b3115f2SLuciano Coelho cmd->threshold = wl->conf.fwlog.threshold; 17977b3115f2SLuciano Coelho 17987b3115f2SLuciano Coelho ret = wl1271_cmd_send(wl, CMD_CONFIG_FWLOGGER, cmd, sizeof(*cmd), 0); 17997b3115f2SLuciano Coelho if (ret < 0) { 18007b3115f2SLuciano Coelho wl1271_error("failed to send config firmware logger command"); 18017b3115f2SLuciano Coelho goto out_free; 18027b3115f2SLuciano Coelho } 18037b3115f2SLuciano Coelho 18047b3115f2SLuciano Coelho out_free: 18057b3115f2SLuciano Coelho kfree(cmd); 18067b3115f2SLuciano Coelho 18077b3115f2SLuciano Coelho out: 18087b3115f2SLuciano Coelho return ret; 18097b3115f2SLuciano Coelho } 18107b3115f2SLuciano Coelho 18117b3115f2SLuciano Coelho int wl12xx_cmd_start_fwlog(struct wl1271 *wl) 18127b3115f2SLuciano Coelho { 18137b3115f2SLuciano Coelho struct wl12xx_cmd_start_fwlog *cmd; 18147b3115f2SLuciano Coelho int ret = 0; 18157b3115f2SLuciano Coelho 18167b3115f2SLuciano Coelho wl1271_debug(DEBUG_CMD, "cmd start firmware logger"); 18177b3115f2SLuciano Coelho 18187b3115f2SLuciano Coelho cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 18197b3115f2SLuciano Coelho if (!cmd) { 18207b3115f2SLuciano Coelho ret = -ENOMEM; 18217b3115f2SLuciano Coelho goto out; 18227b3115f2SLuciano Coelho } 18237b3115f2SLuciano Coelho 18247b3115f2SLuciano Coelho ret = wl1271_cmd_send(wl, CMD_START_FWLOGGER, cmd, sizeof(*cmd), 0); 18257b3115f2SLuciano Coelho if (ret < 0) { 18267b3115f2SLuciano Coelho wl1271_error("failed to send start firmware logger command"); 18277b3115f2SLuciano Coelho goto out_free; 18287b3115f2SLuciano Coelho } 18297b3115f2SLuciano Coelho 18307b3115f2SLuciano Coelho out_free: 18317b3115f2SLuciano Coelho kfree(cmd); 18327b3115f2SLuciano Coelho 18337b3115f2SLuciano Coelho out: 18347b3115f2SLuciano Coelho return ret; 18357b3115f2SLuciano Coelho } 18367b3115f2SLuciano Coelho 18377b3115f2SLuciano Coelho int wl12xx_cmd_stop_fwlog(struct wl1271 *wl) 18387b3115f2SLuciano Coelho { 18397b3115f2SLuciano Coelho struct wl12xx_cmd_stop_fwlog *cmd; 18407b3115f2SLuciano Coelho int ret = 0; 18417b3115f2SLuciano Coelho 18427b3115f2SLuciano Coelho wl1271_debug(DEBUG_CMD, "cmd stop firmware logger"); 18437b3115f2SLuciano Coelho 18447b3115f2SLuciano Coelho cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 18457b3115f2SLuciano Coelho if (!cmd) { 18467b3115f2SLuciano Coelho ret = -ENOMEM; 18477b3115f2SLuciano Coelho goto out; 18487b3115f2SLuciano Coelho } 18497b3115f2SLuciano Coelho 18507b3115f2SLuciano Coelho ret = wl1271_cmd_send(wl, CMD_STOP_FWLOGGER, cmd, sizeof(*cmd), 0); 18517b3115f2SLuciano Coelho if (ret < 0) { 18527b3115f2SLuciano Coelho wl1271_error("failed to send stop firmware logger command"); 18537b3115f2SLuciano Coelho goto out_free; 18547b3115f2SLuciano Coelho } 18557b3115f2SLuciano Coelho 18567b3115f2SLuciano Coelho out_free: 18577b3115f2SLuciano Coelho kfree(cmd); 18587b3115f2SLuciano Coelho 18597b3115f2SLuciano Coelho out: 18607b3115f2SLuciano Coelho return ret; 18617b3115f2SLuciano Coelho } 18627b3115f2SLuciano Coelho 18637b3115f2SLuciano Coelho static int wl12xx_cmd_roc(struct wl1271 *wl, struct wl12xx_vif *wlvif, 186457fbcce3SJohannes Berg u8 role_id, enum nl80211_band band, u8 channel) 18657b3115f2SLuciano Coelho { 18667b3115f2SLuciano Coelho struct wl12xx_cmd_roc *cmd; 18677b3115f2SLuciano Coelho int ret = 0; 18687b3115f2SLuciano Coelho 1869dabf37dbSEliad Peller wl1271_debug(DEBUG_CMD, "cmd roc %d (%d)", channel, role_id); 18707b3115f2SLuciano Coelho 18717b3115f2SLuciano Coelho if (WARN_ON(role_id == WL12XX_INVALID_ROLE_ID)) 18727b3115f2SLuciano Coelho return -EINVAL; 18737b3115f2SLuciano Coelho 18747b3115f2SLuciano Coelho cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 18757b3115f2SLuciano Coelho if (!cmd) { 18767b3115f2SLuciano Coelho ret = -ENOMEM; 18777b3115f2SLuciano Coelho goto out; 18787b3115f2SLuciano Coelho } 18797b3115f2SLuciano Coelho 18807b3115f2SLuciano Coelho cmd->role_id = role_id; 1881dabf37dbSEliad Peller cmd->channel = channel; 1882dabf37dbSEliad Peller switch (band) { 188357fbcce3SJohannes Berg case NL80211_BAND_2GHZ: 188400782136SLuciano Coelho cmd->band = WLCORE_BAND_2_4GHZ; 18857b3115f2SLuciano Coelho break; 188657fbcce3SJohannes Berg case NL80211_BAND_5GHZ: 188700782136SLuciano Coelho cmd->band = WLCORE_BAND_5GHZ; 18887b3115f2SLuciano Coelho break; 18897b3115f2SLuciano Coelho default: 18907b3115f2SLuciano Coelho wl1271_error("roc - unknown band: %d", (int)wlvif->band); 18917b3115f2SLuciano Coelho ret = -EINVAL; 18927b3115f2SLuciano Coelho goto out_free; 18937b3115f2SLuciano Coelho } 18947b3115f2SLuciano Coelho 18957b3115f2SLuciano Coelho 18967b3115f2SLuciano Coelho ret = wl1271_cmd_send(wl, CMD_REMAIN_ON_CHANNEL, cmd, sizeof(*cmd), 0); 18977b3115f2SLuciano Coelho if (ret < 0) { 18987b3115f2SLuciano Coelho wl1271_error("failed to send ROC command"); 18997b3115f2SLuciano Coelho goto out_free; 19007b3115f2SLuciano Coelho } 19017b3115f2SLuciano Coelho 19027b3115f2SLuciano Coelho out_free: 19037b3115f2SLuciano Coelho kfree(cmd); 19047b3115f2SLuciano Coelho 19057b3115f2SLuciano Coelho out: 19067b3115f2SLuciano Coelho return ret; 19077b3115f2SLuciano Coelho } 19087b3115f2SLuciano Coelho 19097b3115f2SLuciano Coelho static int wl12xx_cmd_croc(struct wl1271 *wl, u8 role_id) 19107b3115f2SLuciano Coelho { 19117b3115f2SLuciano Coelho struct wl12xx_cmd_croc *cmd; 19127b3115f2SLuciano Coelho int ret = 0; 19137b3115f2SLuciano Coelho 19147b3115f2SLuciano Coelho wl1271_debug(DEBUG_CMD, "cmd croc (%d)", role_id); 19157b3115f2SLuciano Coelho 19167b3115f2SLuciano Coelho cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 19177b3115f2SLuciano Coelho if (!cmd) { 19187b3115f2SLuciano Coelho ret = -ENOMEM; 19197b3115f2SLuciano Coelho goto out; 19207b3115f2SLuciano Coelho } 19217b3115f2SLuciano Coelho cmd->role_id = role_id; 19227b3115f2SLuciano Coelho 19237b3115f2SLuciano Coelho ret = wl1271_cmd_send(wl, CMD_CANCEL_REMAIN_ON_CHANNEL, cmd, 19247b3115f2SLuciano Coelho sizeof(*cmd), 0); 19257b3115f2SLuciano Coelho if (ret < 0) { 19267b3115f2SLuciano Coelho wl1271_error("failed to send ROC command"); 19277b3115f2SLuciano Coelho goto out_free; 19287b3115f2SLuciano Coelho } 19297b3115f2SLuciano Coelho 19307b3115f2SLuciano Coelho out_free: 19317b3115f2SLuciano Coelho kfree(cmd); 19327b3115f2SLuciano Coelho 19337b3115f2SLuciano Coelho out: 19347b3115f2SLuciano Coelho return ret; 19357b3115f2SLuciano Coelho } 19367b3115f2SLuciano Coelho 1937dabf37dbSEliad Peller int wl12xx_roc(struct wl1271 *wl, struct wl12xx_vif *wlvif, u8 role_id, 193857fbcce3SJohannes Berg enum nl80211_band band, u8 channel) 19397b3115f2SLuciano Coelho { 19407b3115f2SLuciano Coelho int ret = 0; 19417b3115f2SLuciano Coelho 19427b3115f2SLuciano Coelho if (WARN_ON(test_bit(role_id, wl->roc_map))) 19437b3115f2SLuciano Coelho return 0; 19447b3115f2SLuciano Coelho 1945dabf37dbSEliad Peller ret = wl12xx_cmd_roc(wl, wlvif, role_id, band, channel); 19467b3115f2SLuciano Coelho if (ret < 0) 19477b3115f2SLuciano Coelho goto out; 19487b3115f2SLuciano Coelho 19497b3115f2SLuciano Coelho __set_bit(role_id, wl->roc_map); 19507b3115f2SLuciano Coelho out: 19517b3115f2SLuciano Coelho return ret; 19527b3115f2SLuciano Coelho } 19537b3115f2SLuciano Coelho 19547b3115f2SLuciano Coelho int wl12xx_croc(struct wl1271 *wl, u8 role_id) 19557b3115f2SLuciano Coelho { 19567b3115f2SLuciano Coelho int ret = 0; 19577b3115f2SLuciano Coelho 19587b3115f2SLuciano Coelho if (WARN_ON(!test_bit(role_id, wl->roc_map))) 19597b3115f2SLuciano Coelho return 0; 19607b3115f2SLuciano Coelho 19617b3115f2SLuciano Coelho ret = wl12xx_cmd_croc(wl, role_id); 19627b3115f2SLuciano Coelho if (ret < 0) 19637b3115f2SLuciano Coelho goto out; 19647b3115f2SLuciano Coelho 19657b3115f2SLuciano Coelho __clear_bit(role_id, wl->roc_map); 19667b3115f2SLuciano Coelho 19677b3115f2SLuciano Coelho /* 19687b3115f2SLuciano Coelho * Rearm the tx watchdog when removing the last ROC. This prevents 19697b3115f2SLuciano Coelho * recoveries due to just finished ROCs - when Tx hasn't yet had 19707b3115f2SLuciano Coelho * a chance to get out. 19717b3115f2SLuciano Coelho */ 19727b3115f2SLuciano Coelho if (find_first_bit(wl->roc_map, WL12XX_MAX_ROLES) >= WL12XX_MAX_ROLES) 19737b3115f2SLuciano Coelho wl12xx_rearm_tx_watchdog_locked(wl); 19747b3115f2SLuciano Coelho out: 19757b3115f2SLuciano Coelho return ret; 19767b3115f2SLuciano Coelho } 19777b3115f2SLuciano Coelho 1978fcab1890SEliad Peller int wl12xx_cmd_stop_channel_switch(struct wl1271 *wl, struct wl12xx_vif *wlvif) 19797b3115f2SLuciano Coelho { 19807b3115f2SLuciano Coelho struct wl12xx_cmd_stop_channel_switch *cmd; 19817b3115f2SLuciano Coelho int ret; 19827b3115f2SLuciano Coelho 19837b3115f2SLuciano Coelho wl1271_debug(DEBUG_ACX, "cmd stop channel switch"); 19847b3115f2SLuciano Coelho 19857b3115f2SLuciano Coelho cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 19867b3115f2SLuciano Coelho if (!cmd) { 19877b3115f2SLuciano Coelho ret = -ENOMEM; 19887b3115f2SLuciano Coelho goto out; 19897b3115f2SLuciano Coelho } 19907b3115f2SLuciano Coelho 1991fcab1890SEliad Peller cmd->role_id = wlvif->role_id; 1992fcab1890SEliad Peller 19937b3115f2SLuciano Coelho ret = wl1271_cmd_send(wl, CMD_STOP_CHANNEL_SWICTH, cmd, sizeof(*cmd), 0); 19947b3115f2SLuciano Coelho if (ret < 0) { 19957b3115f2SLuciano Coelho wl1271_error("failed to stop channel switch command"); 19967b3115f2SLuciano Coelho goto out_free; 19977b3115f2SLuciano Coelho } 19987b3115f2SLuciano Coelho 19997b3115f2SLuciano Coelho out_free: 20007b3115f2SLuciano Coelho kfree(cmd); 20017b3115f2SLuciano Coelho 20027b3115f2SLuciano Coelho out: 20037b3115f2SLuciano Coelho return ret; 20047b3115f2SLuciano Coelho } 20057b3115f2SLuciano Coelho 20067b3115f2SLuciano Coelho /* start dev role and roc on its channel */ 2007dabf37dbSEliad Peller int wl12xx_start_dev(struct wl1271 *wl, struct wl12xx_vif *wlvif, 200857fbcce3SJohannes Berg enum nl80211_band band, int channel) 20097b3115f2SLuciano Coelho { 20107b3115f2SLuciano Coelho int ret; 20117b3115f2SLuciano Coelho 20127b3115f2SLuciano Coelho if (WARN_ON(!(wlvif->bss_type == BSS_TYPE_STA_BSS || 20137b3115f2SLuciano Coelho wlvif->bss_type == BSS_TYPE_IBSS))) 20147b3115f2SLuciano Coelho return -EINVAL; 20157b3115f2SLuciano Coelho 20167845af35SEliad Peller /* the dev role is already started for p2p mgmt interfaces */ 20177845af35SEliad Peller if (!wlcore_is_p2p_mgmt(wlvif)) { 2018889300faSEliad Peller ret = wl12xx_cmd_role_enable(wl, 2019889300faSEliad Peller wl12xx_wlvif_to_vif(wlvif)->addr, 2020889300faSEliad Peller WL1271_ROLE_DEVICE, 2021889300faSEliad Peller &wlvif->dev_role_id); 20227b3115f2SLuciano Coelho if (ret < 0) 20237b3115f2SLuciano Coelho goto out; 20247845af35SEliad Peller } 20257b3115f2SLuciano Coelho 2026dabf37dbSEliad Peller ret = wl12xx_cmd_role_start_dev(wl, wlvif, band, channel); 2027889300faSEliad Peller if (ret < 0) 2028889300faSEliad Peller goto out_disable; 2029889300faSEliad Peller 2030dabf37dbSEliad Peller ret = wl12xx_roc(wl, wlvif, wlvif->dev_role_id, band, channel); 20317b3115f2SLuciano Coelho if (ret < 0) 20327b3115f2SLuciano Coelho goto out_stop; 20337b3115f2SLuciano Coelho 20347b3115f2SLuciano Coelho return 0; 20357b3115f2SLuciano Coelho 20367b3115f2SLuciano Coelho out_stop: 20377b3115f2SLuciano Coelho wl12xx_cmd_role_stop_dev(wl, wlvif); 2038889300faSEliad Peller out_disable: 20397845af35SEliad Peller if (!wlcore_is_p2p_mgmt(wlvif)) 2040889300faSEliad Peller wl12xx_cmd_role_disable(wl, &wlvif->dev_role_id); 20417b3115f2SLuciano Coelho out: 20427b3115f2SLuciano Coelho return ret; 20437b3115f2SLuciano Coelho } 20447b3115f2SLuciano Coelho 20457b3115f2SLuciano Coelho /* croc dev hlid, and stop the role */ 20467b3115f2SLuciano Coelho int wl12xx_stop_dev(struct wl1271 *wl, struct wl12xx_vif *wlvif) 20477b3115f2SLuciano Coelho { 20487b3115f2SLuciano Coelho int ret; 20497b3115f2SLuciano Coelho 20507b3115f2SLuciano Coelho if (WARN_ON(!(wlvif->bss_type == BSS_TYPE_STA_BSS || 20517b3115f2SLuciano Coelho wlvif->bss_type == BSS_TYPE_IBSS))) 20527b3115f2SLuciano Coelho return -EINVAL; 20537b3115f2SLuciano Coelho 20547b3115f2SLuciano Coelho /* flush all pending packets */ 2055eb96f841SIdo Yariv ret = wlcore_tx_work_locked(wl); 2056eb96f841SIdo Yariv if (ret < 0) 2057eb96f841SIdo Yariv goto out; 20587b3115f2SLuciano Coelho 20597b3115f2SLuciano Coelho if (test_bit(wlvif->dev_role_id, wl->roc_map)) { 20607b3115f2SLuciano Coelho ret = wl12xx_croc(wl, wlvif->dev_role_id); 20617b3115f2SLuciano Coelho if (ret < 0) 20627b3115f2SLuciano Coelho goto out; 20637b3115f2SLuciano Coelho } 20647b3115f2SLuciano Coelho 20657b3115f2SLuciano Coelho ret = wl12xx_cmd_role_stop_dev(wl, wlvif); 20667b3115f2SLuciano Coelho if (ret < 0) 20677b3115f2SLuciano Coelho goto out; 2068889300faSEliad Peller 20697845af35SEliad Peller if (!wlcore_is_p2p_mgmt(wlvif)) { 2070889300faSEliad Peller ret = wl12xx_cmd_role_disable(wl, &wlvif->dev_role_id); 2071889300faSEliad Peller if (ret < 0) 2072889300faSEliad Peller goto out; 20737845af35SEliad Peller } 2074889300faSEliad Peller 20757b3115f2SLuciano Coelho out: 20767b3115f2SLuciano Coelho return ret; 20777b3115f2SLuciano Coelho } 2078c32e35f2SEliad Peller 2079c32e35f2SEliad Peller int wlcore_cmd_generic_cfg(struct wl1271 *wl, struct wl12xx_vif *wlvif, 2080c32e35f2SEliad Peller u8 feature, u8 enable, u8 value) 2081c32e35f2SEliad Peller { 2082c32e35f2SEliad Peller struct wlcore_cmd_generic_cfg *cmd; 2083c32e35f2SEliad Peller int ret; 2084c32e35f2SEliad Peller 2085c32e35f2SEliad Peller wl1271_debug(DEBUG_CMD, 2086c32e35f2SEliad Peller "cmd generic cfg (role %d feature %d enable %d value %d)", 2087c32e35f2SEliad Peller wlvif->role_id, feature, enable, value); 2088c32e35f2SEliad Peller 2089c32e35f2SEliad Peller cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 2090c32e35f2SEliad Peller if (!cmd) 2091c32e35f2SEliad Peller return -ENOMEM; 2092c32e35f2SEliad Peller 2093c32e35f2SEliad Peller cmd->role_id = wlvif->role_id; 2094c32e35f2SEliad Peller cmd->feature = feature; 2095c32e35f2SEliad Peller cmd->enable = enable; 2096c32e35f2SEliad Peller cmd->value = value; 2097c32e35f2SEliad Peller 2098c32e35f2SEliad Peller ret = wl1271_cmd_send(wl, CMD_GENERIC_CFG, cmd, sizeof(*cmd), 0); 2099c32e35f2SEliad Peller if (ret < 0) { 2100c32e35f2SEliad Peller wl1271_error("failed to send generic cfg command"); 2101c32e35f2SEliad Peller goto out_free; 2102c32e35f2SEliad Peller } 2103c32e35f2SEliad Peller out_free: 2104c32e35f2SEliad Peller kfree(cmd); 2105c32e35f2SEliad Peller return ret; 2106c32e35f2SEliad Peller } 2107c32e35f2SEliad Peller EXPORT_SYMBOL_GPL(wlcore_cmd_generic_cfg); 2108