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 63c2e64242SBarak Bercovitz if (WARN_ON(wl->state == WLCORE_STATE_RESTARTING && 64c2e64242SBarak Bercovitz id != CMD_STOP_FWLOGGER)) 654cc53383SIdo Yariv return -EIO; 664cc53383SIdo Yariv 677b3115f2SLuciano Coelho cmd = buf; 687b3115f2SLuciano Coelho cmd->id = cpu_to_le16(id); 697b3115f2SLuciano Coelho cmd->status = 0; 707b3115f2SLuciano Coelho 717b3115f2SLuciano Coelho WARN_ON(len % 4 != 0); 727b3115f2SLuciano Coelho WARN_ON(test_bit(WL1271_FLAG_IN_ELP, &wl->flags)); 737b3115f2SLuciano Coelho 74eb96f841SIdo Yariv ret = wlcore_write(wl, wl->cmd_box_addr, buf, len, false); 75eb96f841SIdo Yariv if (ret < 0) 76ea508435SEliad Peller return ret; 777b3115f2SLuciano Coelho 78f16ff758SLuciano Coelho /* 79f16ff758SLuciano Coelho * TODO: we just need this because one bit is in a different 80f16ff758SLuciano Coelho * place. Is there any better way? 81f16ff758SLuciano Coelho */ 82eb96f841SIdo Yariv ret = wl->ops->trigger_cmd(wl, wl->cmd_box_addr, buf, len); 83eb96f841SIdo Yariv if (ret < 0) 84ea508435SEliad Peller return ret; 857b3115f2SLuciano Coelho 867b3115f2SLuciano Coelho timeout = jiffies + msecs_to_jiffies(WL1271_COMMAND_TIMEOUT); 877b3115f2SLuciano Coelho 886134323fSIdo Yariv ret = wlcore_read_reg(wl, REG_INTERRUPT_NO_CLEAR, &intr); 896134323fSIdo Yariv if (ret < 0) 90ea508435SEliad Peller return ret; 916134323fSIdo Yariv 927b3115f2SLuciano Coelho while (!(intr & WL1271_ACX_INTR_CMD_COMPLETE)) { 937b3115f2SLuciano Coelho if (time_after(jiffies, timeout)) { 947b3115f2SLuciano Coelho wl1271_error("command complete timeout"); 95ea508435SEliad Peller return -ETIMEDOUT; 967b3115f2SLuciano Coelho } 977b3115f2SLuciano Coelho 987b3115f2SLuciano Coelho poll_count++; 997b3115f2SLuciano Coelho if (poll_count < WL1271_CMD_FAST_POLL_COUNT) 1007b3115f2SLuciano Coelho udelay(10); 1017b3115f2SLuciano Coelho else 1027b3115f2SLuciano Coelho msleep(1); 1037b3115f2SLuciano Coelho 1046134323fSIdo Yariv ret = wlcore_read_reg(wl, REG_INTERRUPT_NO_CLEAR, &intr); 1056134323fSIdo Yariv if (ret < 0) 106ea508435SEliad Peller return ret; 1077b3115f2SLuciano Coelho } 1087b3115f2SLuciano Coelho 1097b3115f2SLuciano Coelho /* read back the status code of the command */ 1107b3115f2SLuciano Coelho if (res_len == 0) 1117b3115f2SLuciano Coelho res_len = sizeof(struct wl1271_cmd_header); 112045b9b5fSIdo Yariv 113045b9b5fSIdo Yariv ret = wlcore_read(wl, wl->cmd_box_addr, cmd, res_len, false); 114045b9b5fSIdo Yariv if (ret < 0) 115ea508435SEliad Peller return ret; 1167b3115f2SLuciano Coelho 1177b3115f2SLuciano Coelho status = le16_to_cpu(cmd->status); 1187b3115f2SLuciano Coelho 119b0f0ad39SIdo Yariv ret = wlcore_write_reg(wl, REG_INTERRUPT_ACK, 120b0f0ad39SIdo Yariv WL1271_ACX_INTR_CMD_COMPLETE); 121b0f0ad39SIdo Yariv if (ret < 0) 122ea508435SEliad Peller return ret; 123ea508435SEliad Peller 124ea508435SEliad Peller return status; 125ea508435SEliad Peller } 126ea508435SEliad Peller 127ea508435SEliad Peller /* 128ea508435SEliad Peller * send command to fw and return cmd status on success 129ea508435SEliad Peller * valid_rets contains a bitmap of allowed error codes 130ea508435SEliad Peller */ 131ea508435SEliad Peller int wlcore_cmd_send_failsafe(struct wl1271 *wl, u16 id, void *buf, size_t len, 132ea508435SEliad Peller size_t res_len, unsigned long valid_rets) 133ea508435SEliad Peller { 134ea508435SEliad Peller int ret = __wlcore_cmd_send(wl, id, buf, len, res_len); 135ea508435SEliad Peller 136ea508435SEliad Peller if (ret < 0) 137b0f0ad39SIdo Yariv goto fail; 138b0f0ad39SIdo Yariv 139ea508435SEliad Peller /* success is always a valid status */ 140ea508435SEliad Peller valid_rets |= BIT(CMD_STATUS_SUCCESS); 1417b3115f2SLuciano Coelho 142ea508435SEliad Peller if (ret >= MAX_COMMAND_STATUS || 143ea508435SEliad Peller !test_bit(ret, &valid_rets)) { 144ea508435SEliad Peller wl1271_error("command execute failure %d", ret); 145ea508435SEliad Peller ret = -EIO; 146ea508435SEliad Peller goto fail; 147ea508435SEliad Peller } 148ea508435SEliad Peller return ret; 1497b3115f2SLuciano Coelho fail: 1507b3115f2SLuciano Coelho wl12xx_queue_recovery_work(wl); 1517b3115f2SLuciano Coelho return ret; 1527b3115f2SLuciano Coelho } 15378e28062SEliad Peller EXPORT_SYMBOL_GPL(wl1271_cmd_send); 1547b3115f2SLuciano Coelho 1557b3115f2SLuciano Coelho /* 156ea508435SEliad Peller * wrapper for wlcore_cmd_send that accept only CMD_STATUS_SUCCESS 157ea508435SEliad Peller * return 0 on success. 158ea508435SEliad Peller */ 159ea508435SEliad Peller int wl1271_cmd_send(struct wl1271 *wl, u16 id, void *buf, size_t len, 160ea508435SEliad Peller size_t res_len) 161ea508435SEliad Peller { 162ea508435SEliad Peller int ret = wlcore_cmd_send_failsafe(wl, id, buf, len, res_len, 0); 163ea508435SEliad Peller 164ea508435SEliad Peller if (ret < 0) 165ea508435SEliad Peller return ret; 166ea508435SEliad Peller return 0; 167ea508435SEliad Peller } 1687b3115f2SLuciano Coelho 1697b3115f2SLuciano Coelho /* 1707b3115f2SLuciano Coelho * Poll the mailbox event field until any of the bits in the mask is set or a 1717b3115f2SLuciano Coelho * timeout occurs (WL1271_EVENT_TIMEOUT in msecs) 1727b3115f2SLuciano Coelho */ 173c50a2825SEliad Peller int wlcore_cmd_wait_for_event_or_timeout(struct wl1271 *wl, 1746c15c1aaSEyal Shapira u32 mask, bool *timeout) 1757b3115f2SLuciano Coelho { 1767b3115f2SLuciano Coelho u32 *events_vector; 1777b3115f2SLuciano Coelho u32 event; 1786c15c1aaSEyal Shapira unsigned long timeout_time; 179c45ee4ffSYoni Divinsky u16 poll_count = 0; 1807b3115f2SLuciano Coelho int ret = 0; 1817b3115f2SLuciano Coelho 1826c15c1aaSEyal Shapira *timeout = false; 1836c15c1aaSEyal Shapira 1840230dfeaSDan Carpenter events_vector = kmalloc(sizeof(*events_vector), GFP_KERNEL | GFP_DMA); 1850230dfeaSDan Carpenter if (!events_vector) 1860230dfeaSDan Carpenter return -ENOMEM; 1877b3115f2SLuciano Coelho 1886c15c1aaSEyal Shapira timeout_time = jiffies + msecs_to_jiffies(WL1271_EVENT_TIMEOUT); 1897b3115f2SLuciano Coelho 1907b3115f2SLuciano Coelho do { 1916c15c1aaSEyal Shapira if (time_after(jiffies, timeout_time)) { 1927b3115f2SLuciano Coelho wl1271_debug(DEBUG_CMD, "timeout waiting for event %d", 1937b3115f2SLuciano Coelho (int)mask); 1946c15c1aaSEyal Shapira *timeout = true; 1957b3115f2SLuciano Coelho goto out; 1967b3115f2SLuciano Coelho } 1977b3115f2SLuciano Coelho 198c45ee4ffSYoni Divinsky poll_count++; 199c45ee4ffSYoni Divinsky if (poll_count < WL1271_WAIT_EVENT_FAST_POLL_COUNT) 200c45ee4ffSYoni Divinsky usleep_range(50, 51); 201c45ee4ffSYoni Divinsky else 202c45ee4ffSYoni Divinsky usleep_range(1000, 5000); 2037b3115f2SLuciano Coelho 2047b3115f2SLuciano Coelho /* read from both event fields */ 205045b9b5fSIdo Yariv ret = wlcore_read(wl, wl->mbox_ptr[0], events_vector, 2067b3115f2SLuciano Coelho sizeof(*events_vector), false); 207045b9b5fSIdo Yariv if (ret < 0) 208045b9b5fSIdo Yariv goto out; 209045b9b5fSIdo Yariv 2107b3115f2SLuciano Coelho event = *events_vector & mask; 211045b9b5fSIdo Yariv 212045b9b5fSIdo Yariv ret = wlcore_read(wl, wl->mbox_ptr[1], events_vector, 2137b3115f2SLuciano Coelho sizeof(*events_vector), false); 214045b9b5fSIdo Yariv if (ret < 0) 215045b9b5fSIdo Yariv goto out; 216045b9b5fSIdo Yariv 2177b3115f2SLuciano Coelho event |= *events_vector & mask; 2187b3115f2SLuciano Coelho } while (!event); 2197b3115f2SLuciano Coelho 2207b3115f2SLuciano Coelho out: 2217b3115f2SLuciano Coelho kfree(events_vector); 2227b3115f2SLuciano Coelho return ret; 2237b3115f2SLuciano Coelho } 224c50a2825SEliad Peller EXPORT_SYMBOL_GPL(wlcore_cmd_wait_for_event_or_timeout); 2257b3115f2SLuciano Coelho 2267b3115f2SLuciano Coelho int wl12xx_cmd_role_enable(struct wl1271 *wl, u8 *addr, u8 role_type, 2277b3115f2SLuciano Coelho u8 *role_id) 2287b3115f2SLuciano Coelho { 2297b3115f2SLuciano Coelho struct wl12xx_cmd_role_enable *cmd; 2307b3115f2SLuciano Coelho int ret; 2317b3115f2SLuciano Coelho 2327b3115f2SLuciano Coelho wl1271_debug(DEBUG_CMD, "cmd role enable"); 2337b3115f2SLuciano Coelho 2347b3115f2SLuciano Coelho if (WARN_ON(*role_id != WL12XX_INVALID_ROLE_ID)) 2357b3115f2SLuciano Coelho return -EBUSY; 2367b3115f2SLuciano Coelho 2377b3115f2SLuciano Coelho cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 2387b3115f2SLuciano Coelho if (!cmd) { 2397b3115f2SLuciano Coelho ret = -ENOMEM; 2407b3115f2SLuciano Coelho goto out; 2417b3115f2SLuciano Coelho } 2427b3115f2SLuciano Coelho 2437b3115f2SLuciano Coelho /* get role id */ 2447b3115f2SLuciano Coelho cmd->role_id = find_first_zero_bit(wl->roles_map, WL12XX_MAX_ROLES); 2457b3115f2SLuciano Coelho if (cmd->role_id >= WL12XX_MAX_ROLES) { 2467b3115f2SLuciano Coelho ret = -EBUSY; 2477b3115f2SLuciano Coelho goto out_free; 2487b3115f2SLuciano Coelho } 2497b3115f2SLuciano Coelho 2507b3115f2SLuciano Coelho memcpy(cmd->mac_address, addr, ETH_ALEN); 2517b3115f2SLuciano Coelho cmd->role_type = role_type; 2527b3115f2SLuciano Coelho 2537b3115f2SLuciano Coelho ret = wl1271_cmd_send(wl, CMD_ROLE_ENABLE, cmd, sizeof(*cmd), 0); 2547b3115f2SLuciano Coelho if (ret < 0) { 2557b3115f2SLuciano Coelho wl1271_error("failed to initiate cmd role enable"); 2567b3115f2SLuciano Coelho goto out_free; 2577b3115f2SLuciano Coelho } 2587b3115f2SLuciano Coelho 2597b3115f2SLuciano Coelho __set_bit(cmd->role_id, wl->roles_map); 2607b3115f2SLuciano Coelho *role_id = cmd->role_id; 2617b3115f2SLuciano Coelho 2627b3115f2SLuciano Coelho out_free: 2637b3115f2SLuciano Coelho kfree(cmd); 2647b3115f2SLuciano Coelho 2657b3115f2SLuciano Coelho out: 2667b3115f2SLuciano Coelho return ret; 2677b3115f2SLuciano Coelho } 2687b3115f2SLuciano Coelho 2697b3115f2SLuciano Coelho int wl12xx_cmd_role_disable(struct wl1271 *wl, u8 *role_id) 2707b3115f2SLuciano Coelho { 2717b3115f2SLuciano Coelho struct wl12xx_cmd_role_disable *cmd; 2727b3115f2SLuciano Coelho int ret; 2737b3115f2SLuciano Coelho 2747b3115f2SLuciano Coelho wl1271_debug(DEBUG_CMD, "cmd role disable"); 2757b3115f2SLuciano Coelho 2767b3115f2SLuciano Coelho if (WARN_ON(*role_id == WL12XX_INVALID_ROLE_ID)) 2777b3115f2SLuciano Coelho return -ENOENT; 2787b3115f2SLuciano Coelho 2797b3115f2SLuciano Coelho cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 2807b3115f2SLuciano Coelho if (!cmd) { 2817b3115f2SLuciano Coelho ret = -ENOMEM; 2827b3115f2SLuciano Coelho goto out; 2837b3115f2SLuciano Coelho } 2847b3115f2SLuciano Coelho cmd->role_id = *role_id; 2857b3115f2SLuciano Coelho 2867b3115f2SLuciano Coelho ret = wl1271_cmd_send(wl, CMD_ROLE_DISABLE, cmd, sizeof(*cmd), 0); 2877b3115f2SLuciano Coelho if (ret < 0) { 2887b3115f2SLuciano Coelho wl1271_error("failed to initiate cmd role disable"); 2897b3115f2SLuciano Coelho goto out_free; 2907b3115f2SLuciano Coelho } 2917b3115f2SLuciano Coelho 2927b3115f2SLuciano Coelho __clear_bit(*role_id, wl->roles_map); 2937b3115f2SLuciano Coelho *role_id = WL12XX_INVALID_ROLE_ID; 2947b3115f2SLuciano Coelho 2957b3115f2SLuciano Coelho out_free: 2967b3115f2SLuciano Coelho kfree(cmd); 2977b3115f2SLuciano Coelho 2987b3115f2SLuciano Coelho out: 2997b3115f2SLuciano Coelho return ret; 3007b3115f2SLuciano Coelho } 3017b3115f2SLuciano Coelho 302978cd3a0SEliad Peller static int wlcore_get_new_session_id(struct wl1271 *wl, u8 hlid) 303978cd3a0SEliad Peller { 304978cd3a0SEliad Peller if (wl->session_ids[hlid] >= SESSION_COUNTER_MAX) 305978cd3a0SEliad Peller wl->session_ids[hlid] = 0; 306978cd3a0SEliad Peller 307978cd3a0SEliad Peller wl->session_ids[hlid]++; 308978cd3a0SEliad Peller 309978cd3a0SEliad Peller return wl->session_ids[hlid]; 310978cd3a0SEliad Peller } 311978cd3a0SEliad Peller 3127b3115f2SLuciano Coelho int wl12xx_allocate_link(struct wl1271 *wl, struct wl12xx_vif *wlvif, u8 *hlid) 3137b3115f2SLuciano Coelho { 3147b3115f2SLuciano Coelho unsigned long flags; 3157b3115f2SLuciano Coelho u8 link = find_first_zero_bit(wl->links_map, WL12XX_MAX_LINKS); 3167b3115f2SLuciano Coelho if (link >= WL12XX_MAX_LINKS) 3177b3115f2SLuciano Coelho return -EBUSY; 3187b3115f2SLuciano Coelho 319978cd3a0SEliad Peller wl->session_ids[link] = wlcore_get_new_session_id(wl, link); 320978cd3a0SEliad Peller 3217b3115f2SLuciano Coelho /* these bits are used by op_tx */ 3227b3115f2SLuciano Coelho spin_lock_irqsave(&wl->wl_lock, flags); 3237b3115f2SLuciano Coelho __set_bit(link, wl->links_map); 3247b3115f2SLuciano Coelho __set_bit(link, wlvif->links_map); 3257b3115f2SLuciano Coelho spin_unlock_irqrestore(&wl->wl_lock, flags); 326b50a62bbSArik Nemtsov 327b50a62bbSArik Nemtsov /* take the last "freed packets" value from the current FW status */ 328b50a62bbSArik Nemtsov wl->links[link].prev_freed_pkts = 329b50a62bbSArik Nemtsov wl->fw_status_2->counters.tx_lnk_free_pkts[link]; 3301e0708a9SArik Nemtsov wl->links[link].wlvif = wlvif; 33193d5d100SArik Nemtsov 33293d5d100SArik Nemtsov /* 33393d5d100SArik Nemtsov * Take saved value for total freed packets from wlvif, in case this is 33493d5d100SArik Nemtsov * recovery/resume 33593d5d100SArik Nemtsov */ 33693d5d100SArik Nemtsov if (wlvif->bss_type != BSS_TYPE_AP_BSS) 33793d5d100SArik Nemtsov wl->links[link].total_freed_pkts = wlvif->total_freed_pkts; 33893d5d100SArik Nemtsov 3397b3115f2SLuciano Coelho *hlid = link; 3409a100968SArik Nemtsov 3419a100968SArik Nemtsov wl->active_link_count++; 3427b3115f2SLuciano Coelho return 0; 3437b3115f2SLuciano Coelho } 3447b3115f2SLuciano Coelho 3457b3115f2SLuciano Coelho void wl12xx_free_link(struct wl1271 *wl, struct wl12xx_vif *wlvif, u8 *hlid) 3467b3115f2SLuciano Coelho { 3477b3115f2SLuciano Coelho unsigned long flags; 3487b3115f2SLuciano Coelho 3497b3115f2SLuciano Coelho if (*hlid == WL12XX_INVALID_LINK_ID) 3507b3115f2SLuciano Coelho return; 3517b3115f2SLuciano Coelho 3527b3115f2SLuciano Coelho /* these bits are used by op_tx */ 3537b3115f2SLuciano Coelho spin_lock_irqsave(&wl->wl_lock, flags); 3547b3115f2SLuciano Coelho __clear_bit(*hlid, wl->links_map); 3557b3115f2SLuciano Coelho __clear_bit(*hlid, wlvif->links_map); 3567b3115f2SLuciano Coelho spin_unlock_irqrestore(&wl->wl_lock, flags); 3577b3115f2SLuciano Coelho 3586c4c4534SArik Nemtsov wl->links[*hlid].allocated_pkts = 0; 3596c4c4534SArik Nemtsov wl->links[*hlid].prev_freed_pkts = 0; 3606c4c4534SArik Nemtsov wl->links[*hlid].ba_bitmap = 0; 3616c4c4534SArik Nemtsov memset(wl->links[*hlid].addr, 0, ETH_ALEN); 3626c4c4534SArik Nemtsov 3637b3115f2SLuciano Coelho /* 3647b3115f2SLuciano Coelho * At this point op_tx() will not add more packets to the queues. We 3657b3115f2SLuciano Coelho * can purge them. 3667b3115f2SLuciano Coelho */ 3677b3115f2SLuciano Coelho wl1271_tx_reset_link_queues(wl, *hlid); 3681e0708a9SArik Nemtsov wl->links[*hlid].wlvif = NULL; 3697b3115f2SLuciano Coelho 3700e752df6SArik Nemtsov if (wlvif->bss_type == BSS_TYPE_STA_BSS || 3710e752df6SArik Nemtsov (wlvif->bss_type == BSS_TYPE_AP_BSS && 3720e752df6SArik Nemtsov *hlid == wlvif->ap.bcast_hlid)) { 37393d5d100SArik Nemtsov /* 37493d5d100SArik Nemtsov * save the total freed packets in the wlvif, in case this is 37593d5d100SArik Nemtsov * recovery or suspend 37693d5d100SArik Nemtsov */ 37793d5d100SArik Nemtsov wlvif->total_freed_pkts = wl->links[*hlid].total_freed_pkts; 37893d5d100SArik Nemtsov 37993d5d100SArik Nemtsov /* 38093d5d100SArik Nemtsov * increment the initial seq number on recovery to account for 38193d5d100SArik Nemtsov * transmitted packets that we haven't yet got in the FW status 38293d5d100SArik Nemtsov */ 38393d5d100SArik Nemtsov if (test_bit(WL1271_FLAG_RECOVERY_IN_PROGRESS, &wl->flags)) 38493d5d100SArik Nemtsov wlvif->total_freed_pkts += 38593d5d100SArik Nemtsov WL1271_TX_SQN_POST_RECOVERY_PADDING; 38693d5d100SArik Nemtsov } 38793d5d100SArik Nemtsov 38893d5d100SArik Nemtsov wl->links[*hlid].total_freed_pkts = 0; 38993d5d100SArik Nemtsov 3907b3115f2SLuciano Coelho *hlid = WL12XX_INVALID_LINK_ID; 3919a100968SArik Nemtsov wl->active_link_count--; 3929a100968SArik Nemtsov WARN_ON_ONCE(wl->active_link_count < 0); 3937b3115f2SLuciano Coelho } 3947b3115f2SLuciano Coelho 395a6298dbeSArik Nemtsov static u8 wlcore_get_native_channel_type(u8 nl_channel_type) 396a6298dbeSArik Nemtsov { 397a6298dbeSArik Nemtsov switch (nl_channel_type) { 398a6298dbeSArik Nemtsov case NL80211_CHAN_NO_HT: 399a6298dbeSArik Nemtsov return WLCORE_CHAN_NO_HT; 400a6298dbeSArik Nemtsov case NL80211_CHAN_HT20: 401a6298dbeSArik Nemtsov return WLCORE_CHAN_HT20; 402a6298dbeSArik Nemtsov case NL80211_CHAN_HT40MINUS: 403a6298dbeSArik Nemtsov return WLCORE_CHAN_HT40MINUS; 404a6298dbeSArik Nemtsov case NL80211_CHAN_HT40PLUS: 405a6298dbeSArik Nemtsov return WLCORE_CHAN_HT40PLUS; 406a6298dbeSArik Nemtsov default: 407a6298dbeSArik Nemtsov WARN_ON(1); 408a6298dbeSArik Nemtsov return WLCORE_CHAN_NO_HT; 409a6298dbeSArik Nemtsov } 410a6298dbeSArik Nemtsov } 411a6298dbeSArik Nemtsov 4127b3115f2SLuciano Coelho static int wl12xx_cmd_role_start_dev(struct wl1271 *wl, 413dabf37dbSEliad Peller struct wl12xx_vif *wlvif, 414dabf37dbSEliad Peller enum ieee80211_band band, 415dabf37dbSEliad Peller int channel) 4167b3115f2SLuciano Coelho { 4177b3115f2SLuciano Coelho struct wl12xx_cmd_role_start *cmd; 4187b3115f2SLuciano Coelho int ret; 4197b3115f2SLuciano Coelho 4207b3115f2SLuciano Coelho cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 4217b3115f2SLuciano Coelho if (!cmd) { 4227b3115f2SLuciano Coelho ret = -ENOMEM; 4237b3115f2SLuciano Coelho goto out; 4247b3115f2SLuciano Coelho } 4257b3115f2SLuciano Coelho 4267b3115f2SLuciano Coelho wl1271_debug(DEBUG_CMD, "cmd role start dev %d", wlvif->dev_role_id); 4277b3115f2SLuciano Coelho 4287b3115f2SLuciano Coelho cmd->role_id = wlvif->dev_role_id; 429dabf37dbSEliad Peller if (band == IEEE80211_BAND_5GHZ) 43000782136SLuciano Coelho cmd->band = WLCORE_BAND_5GHZ; 431dabf37dbSEliad Peller cmd->channel = channel; 4327b3115f2SLuciano Coelho 4337b3115f2SLuciano Coelho if (wlvif->dev_hlid == WL12XX_INVALID_LINK_ID) { 4347b3115f2SLuciano Coelho ret = wl12xx_allocate_link(wl, wlvif, &wlvif->dev_hlid); 4357b3115f2SLuciano Coelho if (ret) 4367b3115f2SLuciano Coelho goto out_free; 4377b3115f2SLuciano Coelho } 4387b3115f2SLuciano Coelho cmd->device.hlid = wlvif->dev_hlid; 439978cd3a0SEliad Peller cmd->device.session = wl->session_ids[wlvif->dev_hlid]; 4407b3115f2SLuciano Coelho 4417b3115f2SLuciano Coelho wl1271_debug(DEBUG_CMD, "role start: roleid=%d, hlid=%d, session=%d", 4427b3115f2SLuciano Coelho cmd->role_id, cmd->device.hlid, cmd->device.session); 4437b3115f2SLuciano Coelho 4447b3115f2SLuciano Coelho ret = wl1271_cmd_send(wl, CMD_ROLE_START, cmd, sizeof(*cmd), 0); 4457b3115f2SLuciano Coelho if (ret < 0) { 4467b3115f2SLuciano Coelho wl1271_error("failed to initiate cmd role enable"); 4477b3115f2SLuciano Coelho goto err_hlid; 4487b3115f2SLuciano Coelho } 4497b3115f2SLuciano Coelho 4507b3115f2SLuciano Coelho goto out_free; 4517b3115f2SLuciano Coelho 4527b3115f2SLuciano Coelho err_hlid: 4537b3115f2SLuciano Coelho /* clear links on error */ 4547b3115f2SLuciano Coelho wl12xx_free_link(wl, wlvif, &wlvif->dev_hlid); 4557b3115f2SLuciano Coelho 4567b3115f2SLuciano Coelho out_free: 4577b3115f2SLuciano Coelho kfree(cmd); 4587b3115f2SLuciano Coelho 4597b3115f2SLuciano Coelho out: 4607b3115f2SLuciano Coelho return ret; 4617b3115f2SLuciano Coelho } 4627b3115f2SLuciano Coelho 4637b3115f2SLuciano Coelho static int wl12xx_cmd_role_stop_dev(struct wl1271 *wl, 4647b3115f2SLuciano Coelho struct wl12xx_vif *wlvif) 4657b3115f2SLuciano Coelho { 4667b3115f2SLuciano Coelho struct wl12xx_cmd_role_stop *cmd; 4677b3115f2SLuciano Coelho int ret; 4687b3115f2SLuciano Coelho 4697b3115f2SLuciano Coelho if (WARN_ON(wlvif->dev_hlid == WL12XX_INVALID_LINK_ID)) 4707b3115f2SLuciano Coelho return -EINVAL; 4717b3115f2SLuciano Coelho 4727b3115f2SLuciano Coelho cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 4737b3115f2SLuciano Coelho if (!cmd) { 4747b3115f2SLuciano Coelho ret = -ENOMEM; 4757b3115f2SLuciano Coelho goto out; 4767b3115f2SLuciano Coelho } 4777b3115f2SLuciano Coelho 4787b3115f2SLuciano Coelho wl1271_debug(DEBUG_CMD, "cmd role stop dev"); 4797b3115f2SLuciano Coelho 4807b3115f2SLuciano Coelho cmd->role_id = wlvif->dev_role_id; 4817b3115f2SLuciano Coelho cmd->disc_type = DISCONNECT_IMMEDIATE; 4827b3115f2SLuciano Coelho cmd->reason = cpu_to_le16(WLAN_REASON_UNSPECIFIED); 4837b3115f2SLuciano Coelho 4847b3115f2SLuciano Coelho ret = wl1271_cmd_send(wl, CMD_ROLE_STOP, cmd, sizeof(*cmd), 0); 4857b3115f2SLuciano Coelho if (ret < 0) { 4867b3115f2SLuciano Coelho wl1271_error("failed to initiate cmd role stop"); 4877b3115f2SLuciano Coelho goto out_free; 4887b3115f2SLuciano Coelho } 4897b3115f2SLuciano Coelho 4907b3115f2SLuciano Coelho wl12xx_free_link(wl, wlvif, &wlvif->dev_hlid); 4917b3115f2SLuciano Coelho 4927b3115f2SLuciano Coelho out_free: 4937b3115f2SLuciano Coelho kfree(cmd); 4947b3115f2SLuciano Coelho 4957b3115f2SLuciano Coelho out: 4967b3115f2SLuciano Coelho return ret; 4977b3115f2SLuciano Coelho } 4987b3115f2SLuciano Coelho 4997b3115f2SLuciano Coelho int wl12xx_cmd_role_start_sta(struct wl1271 *wl, struct wl12xx_vif *wlvif) 5007b3115f2SLuciano Coelho { 5017b3115f2SLuciano Coelho struct ieee80211_vif *vif = wl12xx_wlvif_to_vif(wlvif); 5027b3115f2SLuciano Coelho struct wl12xx_cmd_role_start *cmd; 50342ec1f82SEliad Peller u32 supported_rates; 5047b3115f2SLuciano Coelho int ret; 5057b3115f2SLuciano Coelho 5067b3115f2SLuciano Coelho cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 5077b3115f2SLuciano Coelho if (!cmd) { 5087b3115f2SLuciano Coelho ret = -ENOMEM; 5097b3115f2SLuciano Coelho goto out; 5107b3115f2SLuciano Coelho } 5117b3115f2SLuciano Coelho 5127b3115f2SLuciano Coelho wl1271_debug(DEBUG_CMD, "cmd role start sta %d", wlvif->role_id); 5137b3115f2SLuciano Coelho 5147b3115f2SLuciano Coelho cmd->role_id = wlvif->role_id; 5157b3115f2SLuciano Coelho if (wlvif->band == IEEE80211_BAND_5GHZ) 51600782136SLuciano Coelho cmd->band = WLCORE_BAND_5GHZ; 5177b3115f2SLuciano Coelho cmd->channel = wlvif->channel; 5187b3115f2SLuciano Coelho cmd->sta.basic_rate_set = cpu_to_le32(wlvif->basic_rate_set); 5197b3115f2SLuciano Coelho cmd->sta.beacon_interval = cpu_to_le16(wlvif->beacon_int); 5207b3115f2SLuciano Coelho cmd->sta.ssid_type = WL12XX_SSID_TYPE_ANY; 5217b3115f2SLuciano Coelho cmd->sta.ssid_len = wlvif->ssid_len; 5227b3115f2SLuciano Coelho memcpy(cmd->sta.ssid, wlvif->ssid, wlvif->ssid_len); 5237b3115f2SLuciano Coelho memcpy(cmd->sta.bssid, vif->bss_conf.bssid, ETH_ALEN); 52442ec1f82SEliad Peller 52542ec1f82SEliad Peller supported_rates = CONF_TX_ENABLED_RATES | CONF_TX_MCS_RATES | 52642ec1f82SEliad Peller wlcore_hw_sta_get_ap_rate_mask(wl, wlvif); 52742ec1f82SEliad Peller if (wlvif->p2p) 52842ec1f82SEliad Peller supported_rates &= ~CONF_TX_CCK_RATES; 52942ec1f82SEliad Peller 53042ec1f82SEliad Peller cmd->sta.local_rates = cpu_to_le32(supported_rates); 53142ec1f82SEliad Peller 532a6298dbeSArik Nemtsov cmd->channel_type = wlcore_get_native_channel_type(wlvif->channel_type); 5337b3115f2SLuciano Coelho 5347b3115f2SLuciano Coelho if (wlvif->sta.hlid == WL12XX_INVALID_LINK_ID) { 5357b3115f2SLuciano Coelho ret = wl12xx_allocate_link(wl, wlvif, &wlvif->sta.hlid); 5367b3115f2SLuciano Coelho if (ret) 5377b3115f2SLuciano Coelho goto out_free; 5387b3115f2SLuciano Coelho } 5397b3115f2SLuciano Coelho cmd->sta.hlid = wlvif->sta.hlid; 540978cd3a0SEliad Peller cmd->sta.session = wl->session_ids[wlvif->sta.hlid]; 541dc62a3dbSEliad Peller /* 5429c3a8d99SLuciano Coelho * We don't have the correct remote rates in this stage. The 5439c3a8d99SLuciano Coelho * rates will be reconfigured later, after association, if the 5449c3a8d99SLuciano Coelho * firmware supports ACX_PEER_CAP. Otherwise, there's nothing 5459c3a8d99SLuciano Coelho * we can do, so use all supported_rates here. 546dc62a3dbSEliad Peller */ 5479c3a8d99SLuciano Coelho cmd->sta.remote_rates = cpu_to_le32(supported_rates); 5487b3115f2SLuciano Coelho 5497b3115f2SLuciano Coelho wl1271_debug(DEBUG_CMD, "role start: roleid=%d, hlid=%d, session=%d " 5507b3115f2SLuciano Coelho "basic_rate_set: 0x%x, remote_rates: 0x%x", 5517b3115f2SLuciano Coelho wlvif->role_id, cmd->sta.hlid, cmd->sta.session, 5527b3115f2SLuciano Coelho wlvif->basic_rate_set, wlvif->rate_set); 5537b3115f2SLuciano Coelho 5547b3115f2SLuciano Coelho ret = wl1271_cmd_send(wl, CMD_ROLE_START, cmd, sizeof(*cmd), 0); 5557b3115f2SLuciano Coelho if (ret < 0) { 5567b3115f2SLuciano Coelho wl1271_error("failed to initiate cmd role start sta"); 5577b3115f2SLuciano Coelho goto err_hlid; 5587b3115f2SLuciano Coelho } 5597b3115f2SLuciano Coelho 5605f9b6777SArik Nemtsov wlvif->sta.role_chan_type = wlvif->channel_type; 5617b3115f2SLuciano Coelho goto out_free; 5627b3115f2SLuciano Coelho 5637b3115f2SLuciano Coelho err_hlid: 5647b3115f2SLuciano Coelho /* clear links on error. */ 5657b3115f2SLuciano Coelho wl12xx_free_link(wl, wlvif, &wlvif->sta.hlid); 5667b3115f2SLuciano Coelho 5677b3115f2SLuciano Coelho out_free: 5687b3115f2SLuciano Coelho kfree(cmd); 5697b3115f2SLuciano Coelho 5707b3115f2SLuciano Coelho out: 5717b3115f2SLuciano Coelho return ret; 5727b3115f2SLuciano Coelho } 5737b3115f2SLuciano Coelho 5747b3115f2SLuciano Coelho /* use this function to stop ibss as well */ 5757b3115f2SLuciano Coelho int wl12xx_cmd_role_stop_sta(struct wl1271 *wl, struct wl12xx_vif *wlvif) 5767b3115f2SLuciano Coelho { 5777b3115f2SLuciano Coelho struct wl12xx_cmd_role_stop *cmd; 5787b3115f2SLuciano Coelho int ret; 5797b3115f2SLuciano Coelho 5807b3115f2SLuciano Coelho if (WARN_ON(wlvif->sta.hlid == WL12XX_INVALID_LINK_ID)) 5817b3115f2SLuciano Coelho return -EINVAL; 5827b3115f2SLuciano Coelho 5837b3115f2SLuciano Coelho cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 5847b3115f2SLuciano Coelho if (!cmd) { 5857b3115f2SLuciano Coelho ret = -ENOMEM; 5867b3115f2SLuciano Coelho goto out; 5877b3115f2SLuciano Coelho } 5887b3115f2SLuciano Coelho 5897b3115f2SLuciano Coelho wl1271_debug(DEBUG_CMD, "cmd role stop sta %d", wlvif->role_id); 5907b3115f2SLuciano Coelho 5917b3115f2SLuciano Coelho cmd->role_id = wlvif->role_id; 5927b3115f2SLuciano Coelho cmd->disc_type = DISCONNECT_IMMEDIATE; 5937b3115f2SLuciano Coelho cmd->reason = cpu_to_le16(WLAN_REASON_UNSPECIFIED); 5947b3115f2SLuciano Coelho 5957b3115f2SLuciano Coelho ret = wl1271_cmd_send(wl, CMD_ROLE_STOP, cmd, sizeof(*cmd), 0); 5967b3115f2SLuciano Coelho if (ret < 0) { 5977b3115f2SLuciano Coelho wl1271_error("failed to initiate cmd role stop sta"); 5987b3115f2SLuciano Coelho goto out_free; 5997b3115f2SLuciano Coelho } 6007b3115f2SLuciano Coelho 6017b3115f2SLuciano Coelho wl12xx_free_link(wl, wlvif, &wlvif->sta.hlid); 6027b3115f2SLuciano Coelho 6037b3115f2SLuciano Coelho out_free: 6047b3115f2SLuciano Coelho kfree(cmd); 6057b3115f2SLuciano Coelho 6067b3115f2SLuciano Coelho out: 6077b3115f2SLuciano Coelho return ret; 6087b3115f2SLuciano Coelho } 6097b3115f2SLuciano Coelho 6107b3115f2SLuciano Coelho int wl12xx_cmd_role_start_ap(struct wl1271 *wl, struct wl12xx_vif *wlvif) 6117b3115f2SLuciano Coelho { 6127b3115f2SLuciano Coelho struct wl12xx_cmd_role_start *cmd; 6137b3115f2SLuciano Coelho struct ieee80211_vif *vif = wl12xx_wlvif_to_vif(wlvif); 6147b3115f2SLuciano Coelho struct ieee80211_bss_conf *bss_conf = &vif->bss_conf; 61560462b48SLuciano Coelho u32 supported_rates; 6167b3115f2SLuciano Coelho int ret; 6177b3115f2SLuciano Coelho 6187b3115f2SLuciano Coelho wl1271_debug(DEBUG_CMD, "cmd role start ap %d", wlvif->role_id); 6197b3115f2SLuciano Coelho 6207b3115f2SLuciano Coelho /* trying to use hidden SSID with an old hostapd version */ 6217b3115f2SLuciano Coelho if (wlvif->ssid_len == 0 && !bss_conf->hidden_ssid) { 6227b3115f2SLuciano Coelho wl1271_error("got a null SSID from beacon/bss"); 6237b3115f2SLuciano Coelho ret = -EINVAL; 6247b3115f2SLuciano Coelho goto out; 6257b3115f2SLuciano Coelho } 6267b3115f2SLuciano Coelho 6277b3115f2SLuciano Coelho cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 6287b3115f2SLuciano Coelho if (!cmd) { 6297b3115f2SLuciano Coelho ret = -ENOMEM; 6307b3115f2SLuciano Coelho goto out; 6317b3115f2SLuciano Coelho } 6327b3115f2SLuciano Coelho 6337b3115f2SLuciano Coelho ret = wl12xx_allocate_link(wl, wlvif, &wlvif->ap.global_hlid); 6347b3115f2SLuciano Coelho if (ret < 0) 6357b3115f2SLuciano Coelho goto out_free; 6367b3115f2SLuciano Coelho 6377b3115f2SLuciano Coelho ret = wl12xx_allocate_link(wl, wlvif, &wlvif->ap.bcast_hlid); 6387b3115f2SLuciano Coelho if (ret < 0) 6397b3115f2SLuciano Coelho goto out_free_global; 6407b3115f2SLuciano Coelho 6410e752df6SArik Nemtsov /* use the previous security seq, if this is a recovery/resume */ 6420e752df6SArik Nemtsov wl->links[wlvif->ap.bcast_hlid].total_freed_pkts = 6430e752df6SArik Nemtsov wlvif->total_freed_pkts; 6440e752df6SArik Nemtsov 6457b3115f2SLuciano Coelho cmd->role_id = wlvif->role_id; 6467b3115f2SLuciano Coelho cmd->ap.aging_period = cpu_to_le16(wl->conf.tx.ap_aging_period); 6477b3115f2SLuciano Coelho cmd->ap.bss_index = WL1271_AP_BSS_INDEX; 6487b3115f2SLuciano Coelho cmd->ap.global_hlid = wlvif->ap.global_hlid; 6497b3115f2SLuciano Coelho cmd->ap.broadcast_hlid = wlvif->ap.bcast_hlid; 650978cd3a0SEliad Peller cmd->ap.global_session_id = wl->session_ids[wlvif->ap.global_hlid]; 651978cd3a0SEliad Peller cmd->ap.bcast_session_id = wl->session_ids[wlvif->ap.bcast_hlid]; 6527b3115f2SLuciano Coelho cmd->ap.basic_rate_set = cpu_to_le32(wlvif->basic_rate_set); 6537b3115f2SLuciano Coelho cmd->ap.beacon_interval = cpu_to_le16(wlvif->beacon_int); 6547b3115f2SLuciano Coelho cmd->ap.dtim_interval = bss_conf->dtim_period; 6557b3115f2SLuciano Coelho cmd->ap.beacon_expiry = WL1271_AP_DEF_BEACON_EXP; 6567b3115f2SLuciano Coelho /* FIXME: Change when adding DFS */ 6577b3115f2SLuciano Coelho cmd->ap.reset_tsf = 1; /* By default reset AP TSF */ 658d50529c0SEliad Peller cmd->ap.wmm = wlvif->wmm_enabled; 6597b3115f2SLuciano Coelho cmd->channel = wlvif->channel; 660a6298dbeSArik Nemtsov cmd->channel_type = wlcore_get_native_channel_type(wlvif->channel_type); 6617b3115f2SLuciano Coelho 6627b3115f2SLuciano Coelho if (!bss_conf->hidden_ssid) { 6637b3115f2SLuciano Coelho /* take the SSID from the beacon for backward compatibility */ 6647b3115f2SLuciano Coelho cmd->ap.ssid_type = WL12XX_SSID_TYPE_PUBLIC; 6657b3115f2SLuciano Coelho cmd->ap.ssid_len = wlvif->ssid_len; 6667b3115f2SLuciano Coelho memcpy(cmd->ap.ssid, wlvif->ssid, wlvif->ssid_len); 6677b3115f2SLuciano Coelho } else { 6687b3115f2SLuciano Coelho cmd->ap.ssid_type = WL12XX_SSID_TYPE_HIDDEN; 6697b3115f2SLuciano Coelho cmd->ap.ssid_len = bss_conf->ssid_len; 6707b3115f2SLuciano Coelho memcpy(cmd->ap.ssid, bss_conf->ssid, bss_conf->ssid_len); 6717b3115f2SLuciano Coelho } 6727b3115f2SLuciano Coelho 67342ec1f82SEliad Peller supported_rates = CONF_TX_ENABLED_RATES | CONF_TX_MCS_RATES | 67460462b48SLuciano Coelho wlcore_hw_ap_get_mimo_wide_rate_mask(wl, wlvif); 675873d2a40SEliad Peller if (wlvif->p2p) 676873d2a40SEliad Peller supported_rates &= ~CONF_TX_CCK_RATES; 67760462b48SLuciano Coelho 67860462b48SLuciano Coelho wl1271_debug(DEBUG_CMD, "cmd role start ap with supported_rates 0x%08x", 67960462b48SLuciano Coelho supported_rates); 68060462b48SLuciano Coelho 68160462b48SLuciano Coelho cmd->ap.local_rates = cpu_to_le32(supported_rates); 6827b3115f2SLuciano Coelho 6837b3115f2SLuciano Coelho switch (wlvif->band) { 6847b3115f2SLuciano Coelho case IEEE80211_BAND_2GHZ: 68500782136SLuciano Coelho cmd->band = WLCORE_BAND_2_4GHZ; 6867b3115f2SLuciano Coelho break; 6877b3115f2SLuciano Coelho case IEEE80211_BAND_5GHZ: 68800782136SLuciano Coelho cmd->band = WLCORE_BAND_5GHZ; 6897b3115f2SLuciano Coelho break; 6907b3115f2SLuciano Coelho default: 6917b3115f2SLuciano Coelho wl1271_warning("ap start - unknown band: %d", (int)wlvif->band); 69200782136SLuciano Coelho cmd->band = WLCORE_BAND_2_4GHZ; 6937b3115f2SLuciano Coelho break; 6947b3115f2SLuciano Coelho } 6957b3115f2SLuciano Coelho 6967b3115f2SLuciano Coelho ret = wl1271_cmd_send(wl, CMD_ROLE_START, cmd, sizeof(*cmd), 0); 6977b3115f2SLuciano Coelho if (ret < 0) { 6987b3115f2SLuciano Coelho wl1271_error("failed to initiate cmd role start ap"); 6997b3115f2SLuciano Coelho goto out_free_bcast; 7007b3115f2SLuciano Coelho } 7017b3115f2SLuciano Coelho 7027b3115f2SLuciano Coelho goto out_free; 7037b3115f2SLuciano Coelho 7047b3115f2SLuciano Coelho out_free_bcast: 7057b3115f2SLuciano Coelho wl12xx_free_link(wl, wlvif, &wlvif->ap.bcast_hlid); 7067b3115f2SLuciano Coelho 7077b3115f2SLuciano Coelho out_free_global: 7087b3115f2SLuciano Coelho wl12xx_free_link(wl, wlvif, &wlvif->ap.global_hlid); 7097b3115f2SLuciano Coelho 7107b3115f2SLuciano Coelho out_free: 7117b3115f2SLuciano Coelho kfree(cmd); 7127b3115f2SLuciano Coelho 7137b3115f2SLuciano Coelho out: 7147b3115f2SLuciano Coelho return ret; 7157b3115f2SLuciano Coelho } 7167b3115f2SLuciano Coelho 7177b3115f2SLuciano Coelho int wl12xx_cmd_role_stop_ap(struct wl1271 *wl, struct wl12xx_vif *wlvif) 7187b3115f2SLuciano Coelho { 7197b3115f2SLuciano Coelho struct wl12xx_cmd_role_stop *cmd; 7207b3115f2SLuciano Coelho int ret; 7217b3115f2SLuciano Coelho 7227b3115f2SLuciano Coelho cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 7237b3115f2SLuciano Coelho if (!cmd) { 7247b3115f2SLuciano Coelho ret = -ENOMEM; 7257b3115f2SLuciano Coelho goto out; 7267b3115f2SLuciano Coelho } 7277b3115f2SLuciano Coelho 7287b3115f2SLuciano Coelho wl1271_debug(DEBUG_CMD, "cmd role stop ap %d", wlvif->role_id); 7297b3115f2SLuciano Coelho 7307b3115f2SLuciano Coelho cmd->role_id = wlvif->role_id; 7317b3115f2SLuciano Coelho 7327b3115f2SLuciano Coelho ret = wl1271_cmd_send(wl, CMD_ROLE_STOP, cmd, sizeof(*cmd), 0); 7337b3115f2SLuciano Coelho if (ret < 0) { 7347b3115f2SLuciano Coelho wl1271_error("failed to initiate cmd role stop ap"); 7357b3115f2SLuciano Coelho goto out_free; 7367b3115f2SLuciano Coelho } 7377b3115f2SLuciano Coelho 7387b3115f2SLuciano Coelho wl12xx_free_link(wl, wlvif, &wlvif->ap.bcast_hlid); 7397b3115f2SLuciano Coelho wl12xx_free_link(wl, wlvif, &wlvif->ap.global_hlid); 7407b3115f2SLuciano Coelho 7417b3115f2SLuciano Coelho out_free: 7427b3115f2SLuciano Coelho kfree(cmd); 7437b3115f2SLuciano Coelho 7447b3115f2SLuciano Coelho out: 7457b3115f2SLuciano Coelho return ret; 7467b3115f2SLuciano Coelho } 7477b3115f2SLuciano Coelho 7487b3115f2SLuciano Coelho int wl12xx_cmd_role_start_ibss(struct wl1271 *wl, struct wl12xx_vif *wlvif) 7497b3115f2SLuciano Coelho { 7507b3115f2SLuciano Coelho struct ieee80211_vif *vif = wl12xx_wlvif_to_vif(wlvif); 7517b3115f2SLuciano Coelho struct wl12xx_cmd_role_start *cmd; 7527b3115f2SLuciano Coelho struct ieee80211_bss_conf *bss_conf = &vif->bss_conf; 7537b3115f2SLuciano Coelho int ret; 7547b3115f2SLuciano Coelho 7557b3115f2SLuciano Coelho cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 7567b3115f2SLuciano Coelho if (!cmd) { 7577b3115f2SLuciano Coelho ret = -ENOMEM; 7587b3115f2SLuciano Coelho goto out; 7597b3115f2SLuciano Coelho } 7607b3115f2SLuciano Coelho 7617b3115f2SLuciano Coelho wl1271_debug(DEBUG_CMD, "cmd role start ibss %d", wlvif->role_id); 7627b3115f2SLuciano Coelho 7637b3115f2SLuciano Coelho cmd->role_id = wlvif->role_id; 7647b3115f2SLuciano Coelho if (wlvif->band == IEEE80211_BAND_5GHZ) 76500782136SLuciano Coelho cmd->band = WLCORE_BAND_5GHZ; 7667b3115f2SLuciano Coelho cmd->channel = wlvif->channel; 7677b3115f2SLuciano Coelho cmd->ibss.basic_rate_set = cpu_to_le32(wlvif->basic_rate_set); 7687b3115f2SLuciano Coelho cmd->ibss.beacon_interval = cpu_to_le16(wlvif->beacon_int); 7697b3115f2SLuciano Coelho cmd->ibss.dtim_interval = bss_conf->dtim_period; 7707b3115f2SLuciano Coelho cmd->ibss.ssid_type = WL12XX_SSID_TYPE_ANY; 7717b3115f2SLuciano Coelho cmd->ibss.ssid_len = wlvif->ssid_len; 7727b3115f2SLuciano Coelho memcpy(cmd->ibss.ssid, wlvif->ssid, wlvif->ssid_len); 7737b3115f2SLuciano Coelho memcpy(cmd->ibss.bssid, vif->bss_conf.bssid, ETH_ALEN); 7747b3115f2SLuciano Coelho cmd->sta.local_rates = cpu_to_le32(wlvif->rate_set); 7757b3115f2SLuciano Coelho 7767b3115f2SLuciano Coelho if (wlvif->sta.hlid == WL12XX_INVALID_LINK_ID) { 7777b3115f2SLuciano Coelho ret = wl12xx_allocate_link(wl, wlvif, &wlvif->sta.hlid); 7787b3115f2SLuciano Coelho if (ret) 7797b3115f2SLuciano Coelho goto out_free; 7807b3115f2SLuciano Coelho } 7817b3115f2SLuciano Coelho cmd->ibss.hlid = wlvif->sta.hlid; 7827b3115f2SLuciano Coelho cmd->ibss.remote_rates = cpu_to_le32(wlvif->rate_set); 7837b3115f2SLuciano Coelho 7847b3115f2SLuciano Coelho wl1271_debug(DEBUG_CMD, "role start: roleid=%d, hlid=%d, session=%d " 7857b3115f2SLuciano Coelho "basic_rate_set: 0x%x, remote_rates: 0x%x", 7867b3115f2SLuciano Coelho wlvif->role_id, cmd->sta.hlid, cmd->sta.session, 7877b3115f2SLuciano Coelho wlvif->basic_rate_set, wlvif->rate_set); 7887b3115f2SLuciano Coelho 7897b3115f2SLuciano Coelho wl1271_debug(DEBUG_CMD, "vif->bss_conf.bssid = %pM", 7907b3115f2SLuciano Coelho vif->bss_conf.bssid); 7917b3115f2SLuciano Coelho 7927b3115f2SLuciano Coelho ret = wl1271_cmd_send(wl, CMD_ROLE_START, cmd, sizeof(*cmd), 0); 7937b3115f2SLuciano Coelho if (ret < 0) { 7947b3115f2SLuciano Coelho wl1271_error("failed to initiate cmd role enable"); 7957b3115f2SLuciano Coelho goto err_hlid; 7967b3115f2SLuciano Coelho } 7977b3115f2SLuciano Coelho 7987b3115f2SLuciano Coelho goto out_free; 7997b3115f2SLuciano Coelho 8007b3115f2SLuciano Coelho err_hlid: 8017b3115f2SLuciano Coelho /* clear links on error. */ 8027b3115f2SLuciano Coelho wl12xx_free_link(wl, wlvif, &wlvif->sta.hlid); 8037b3115f2SLuciano Coelho 8047b3115f2SLuciano Coelho out_free: 8057b3115f2SLuciano Coelho kfree(cmd); 8067b3115f2SLuciano Coelho 8077b3115f2SLuciano Coelho out: 8087b3115f2SLuciano Coelho return ret; 8097b3115f2SLuciano Coelho } 8107b3115f2SLuciano Coelho 8117b3115f2SLuciano Coelho 8127b3115f2SLuciano Coelho /** 8137b3115f2SLuciano Coelho * send test command to firmware 8147b3115f2SLuciano Coelho * 8157b3115f2SLuciano Coelho * @wl: wl struct 8167b3115f2SLuciano Coelho * @buf: buffer containing the command, with all headers, must work with dma 8177b3115f2SLuciano Coelho * @len: length of the buffer 8187b3115f2SLuciano Coelho * @answer: is answer needed 8197b3115f2SLuciano Coelho */ 8207b3115f2SLuciano Coelho int wl1271_cmd_test(struct wl1271 *wl, void *buf, size_t buf_len, u8 answer) 8217b3115f2SLuciano Coelho { 8227b3115f2SLuciano Coelho int ret; 8237b3115f2SLuciano Coelho size_t res_len = 0; 8247b3115f2SLuciano Coelho 8257b3115f2SLuciano Coelho wl1271_debug(DEBUG_CMD, "cmd test"); 8267b3115f2SLuciano Coelho 8277b3115f2SLuciano Coelho if (answer) 8287b3115f2SLuciano Coelho res_len = buf_len; 8297b3115f2SLuciano Coelho 8307b3115f2SLuciano Coelho ret = wl1271_cmd_send(wl, CMD_TEST, buf, buf_len, res_len); 8317b3115f2SLuciano Coelho 8327b3115f2SLuciano Coelho if (ret < 0) { 8337b3115f2SLuciano Coelho wl1271_warning("TEST command failed"); 8347b3115f2SLuciano Coelho return ret; 8357b3115f2SLuciano Coelho } 8367b3115f2SLuciano Coelho 8377b3115f2SLuciano Coelho return ret; 8387b3115f2SLuciano Coelho } 8399d68d1eeSLuciano Coelho EXPORT_SYMBOL_GPL(wl1271_cmd_test); 8407b3115f2SLuciano Coelho 8417b3115f2SLuciano Coelho /** 8427b3115f2SLuciano Coelho * read acx from firmware 8437b3115f2SLuciano Coelho * 8447b3115f2SLuciano Coelho * @wl: wl struct 8457b3115f2SLuciano Coelho * @id: acx id 8467b3115f2SLuciano Coelho * @buf: buffer for the response, including all headers, must work with dma 8477b3115f2SLuciano Coelho * @len: length of buf 8487b3115f2SLuciano Coelho */ 8494b674144SIgal Chernobelsky int wl1271_cmd_interrogate(struct wl1271 *wl, u16 id, void *buf, 8504b674144SIgal Chernobelsky size_t cmd_len, size_t res_len) 8517b3115f2SLuciano Coelho { 8527b3115f2SLuciano Coelho struct acx_header *acx = buf; 8537b3115f2SLuciano Coelho int ret; 8547b3115f2SLuciano Coelho 8557b3115f2SLuciano Coelho wl1271_debug(DEBUG_CMD, "cmd interrogate"); 8567b3115f2SLuciano Coelho 8577b3115f2SLuciano Coelho acx->id = cpu_to_le16(id); 8587b3115f2SLuciano Coelho 8594b674144SIgal Chernobelsky /* response payload length, does not include any headers */ 8604b674144SIgal Chernobelsky acx->len = cpu_to_le16(res_len - sizeof(*acx)); 8617b3115f2SLuciano Coelho 8624b674144SIgal Chernobelsky ret = wl1271_cmd_send(wl, CMD_INTERROGATE, acx, cmd_len, res_len); 8637b3115f2SLuciano Coelho if (ret < 0) 8647b3115f2SLuciano Coelho wl1271_error("INTERROGATE command failed"); 8657b3115f2SLuciano Coelho 8667b3115f2SLuciano Coelho return ret; 8677b3115f2SLuciano Coelho } 8687b3115f2SLuciano Coelho 8697b3115f2SLuciano Coelho /** 8707b3115f2SLuciano Coelho * write acx value to firmware 8717b3115f2SLuciano Coelho * 8727b3115f2SLuciano Coelho * @wl: wl struct 8737b3115f2SLuciano Coelho * @id: acx id 8747b3115f2SLuciano Coelho * @buf: buffer containing acx, including all headers, must work with dma 8757b3115f2SLuciano Coelho * @len: length of buf 876ea508435SEliad Peller * @valid_rets: bitmap of valid cmd status codes (i.e. return values). 877ea508435SEliad Peller * return the cmd status on success. 8787b3115f2SLuciano Coelho */ 879ea508435SEliad Peller int wlcore_cmd_configure_failsafe(struct wl1271 *wl, u16 id, void *buf, 880ea508435SEliad Peller size_t len, unsigned long valid_rets) 8817b3115f2SLuciano Coelho { 8827b3115f2SLuciano Coelho struct acx_header *acx = buf; 8837b3115f2SLuciano Coelho int ret; 8847b3115f2SLuciano Coelho 8857b3115f2SLuciano Coelho wl1271_debug(DEBUG_CMD, "cmd configure (%d)", id); 8867b3115f2SLuciano Coelho 8877b3115f2SLuciano Coelho acx->id = cpu_to_le16(id); 8887b3115f2SLuciano Coelho 8897b3115f2SLuciano Coelho /* payload length, does not include any headers */ 8907b3115f2SLuciano Coelho acx->len = cpu_to_le16(len - sizeof(*acx)); 8917b3115f2SLuciano Coelho 892ea508435SEliad Peller ret = wlcore_cmd_send_failsafe(wl, CMD_CONFIGURE, acx, len, 0, 893ea508435SEliad Peller valid_rets); 8947b3115f2SLuciano Coelho if (ret < 0) { 8957b3115f2SLuciano Coelho wl1271_warning("CONFIGURE command NOK"); 8967b3115f2SLuciano Coelho return ret; 8977b3115f2SLuciano Coelho } 8987b3115f2SLuciano Coelho 899ea508435SEliad Peller return ret; 900ea508435SEliad Peller } 901ea508435SEliad Peller 902ea508435SEliad Peller /* 903ea508435SEliad Peller * wrapper for wlcore_cmd_configure that accepts only success status. 904ea508435SEliad Peller * return 0 on success 905ea508435SEliad Peller */ 906ea508435SEliad Peller int wl1271_cmd_configure(struct wl1271 *wl, u16 id, void *buf, size_t len) 907ea508435SEliad Peller { 908ea508435SEliad Peller int ret = wlcore_cmd_configure_failsafe(wl, id, buf, len, 0); 909ea508435SEliad Peller 910ea508435SEliad Peller if (ret < 0) 911ea508435SEliad Peller return ret; 9127b3115f2SLuciano Coelho return 0; 9137b3115f2SLuciano Coelho } 9149d68d1eeSLuciano Coelho EXPORT_SYMBOL_GPL(wl1271_cmd_configure); 9157b3115f2SLuciano Coelho 9167b3115f2SLuciano Coelho int wl1271_cmd_data_path(struct wl1271 *wl, bool enable) 9177b3115f2SLuciano Coelho { 9187b3115f2SLuciano Coelho struct cmd_enabledisable_path *cmd; 9197b3115f2SLuciano Coelho int ret; 9207b3115f2SLuciano Coelho u16 cmd_rx, cmd_tx; 9217b3115f2SLuciano Coelho 9227b3115f2SLuciano Coelho wl1271_debug(DEBUG_CMD, "cmd data path"); 9237b3115f2SLuciano Coelho 9247b3115f2SLuciano Coelho cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 9257b3115f2SLuciano Coelho if (!cmd) { 9267b3115f2SLuciano Coelho ret = -ENOMEM; 9277b3115f2SLuciano Coelho goto out; 9287b3115f2SLuciano Coelho } 9297b3115f2SLuciano Coelho 9307b3115f2SLuciano Coelho /* the channel here is only used for calibration, so hardcoded to 1 */ 9317b3115f2SLuciano Coelho cmd->channel = 1; 9327b3115f2SLuciano Coelho 9337b3115f2SLuciano Coelho if (enable) { 9347b3115f2SLuciano Coelho cmd_rx = CMD_ENABLE_RX; 9357b3115f2SLuciano Coelho cmd_tx = CMD_ENABLE_TX; 9367b3115f2SLuciano Coelho } else { 9377b3115f2SLuciano Coelho cmd_rx = CMD_DISABLE_RX; 9387b3115f2SLuciano Coelho cmd_tx = CMD_DISABLE_TX; 9397b3115f2SLuciano Coelho } 9407b3115f2SLuciano Coelho 9417b3115f2SLuciano Coelho ret = wl1271_cmd_send(wl, cmd_rx, cmd, sizeof(*cmd), 0); 9427b3115f2SLuciano Coelho if (ret < 0) { 9437b3115f2SLuciano Coelho wl1271_error("rx %s cmd for channel %d failed", 9447b3115f2SLuciano Coelho enable ? "start" : "stop", cmd->channel); 9457b3115f2SLuciano Coelho goto out; 9467b3115f2SLuciano Coelho } 9477b3115f2SLuciano Coelho 9487b3115f2SLuciano Coelho wl1271_debug(DEBUG_BOOT, "rx %s cmd channel %d", 9497b3115f2SLuciano Coelho enable ? "start" : "stop", cmd->channel); 9507b3115f2SLuciano Coelho 9517b3115f2SLuciano Coelho ret = wl1271_cmd_send(wl, cmd_tx, cmd, sizeof(*cmd), 0); 9527b3115f2SLuciano Coelho if (ret < 0) { 9537b3115f2SLuciano Coelho wl1271_error("tx %s cmd for channel %d failed", 9547b3115f2SLuciano Coelho enable ? "start" : "stop", cmd->channel); 9557b3115f2SLuciano Coelho goto out; 9567b3115f2SLuciano Coelho } 9577b3115f2SLuciano Coelho 9587b3115f2SLuciano Coelho wl1271_debug(DEBUG_BOOT, "tx %s cmd channel %d", 9597b3115f2SLuciano Coelho enable ? "start" : "stop", cmd->channel); 9607b3115f2SLuciano Coelho 9617b3115f2SLuciano Coelho out: 9627b3115f2SLuciano Coelho kfree(cmd); 9637b3115f2SLuciano Coelho return ret; 9647b3115f2SLuciano Coelho } 965c331b344SLuciano Coelho EXPORT_SYMBOL_GPL(wl1271_cmd_data_path); 9667b3115f2SLuciano Coelho 9677b3115f2SLuciano Coelho int wl1271_cmd_ps_mode(struct wl1271 *wl, struct wl12xx_vif *wlvif, 9687b3115f2SLuciano Coelho u8 ps_mode, u16 auto_ps_timeout) 9697b3115f2SLuciano Coelho { 9707b3115f2SLuciano Coelho struct wl1271_cmd_ps_params *ps_params = NULL; 9717b3115f2SLuciano Coelho int ret = 0; 9727b3115f2SLuciano Coelho 9737b3115f2SLuciano Coelho wl1271_debug(DEBUG_CMD, "cmd set ps mode"); 9747b3115f2SLuciano Coelho 9757b3115f2SLuciano Coelho ps_params = kzalloc(sizeof(*ps_params), GFP_KERNEL); 9767b3115f2SLuciano Coelho if (!ps_params) { 9777b3115f2SLuciano Coelho ret = -ENOMEM; 9787b3115f2SLuciano Coelho goto out; 9797b3115f2SLuciano Coelho } 9807b3115f2SLuciano Coelho 9817b3115f2SLuciano Coelho ps_params->role_id = wlvif->role_id; 9827b3115f2SLuciano Coelho ps_params->ps_mode = ps_mode; 9837b3115f2SLuciano Coelho ps_params->auto_ps_timeout = auto_ps_timeout; 9847b3115f2SLuciano Coelho 9857b3115f2SLuciano Coelho ret = wl1271_cmd_send(wl, CMD_SET_PS_MODE, ps_params, 9867b3115f2SLuciano Coelho sizeof(*ps_params), 0); 9877b3115f2SLuciano Coelho if (ret < 0) { 9887b3115f2SLuciano Coelho wl1271_error("cmd set_ps_mode failed"); 9897b3115f2SLuciano Coelho goto out; 9907b3115f2SLuciano Coelho } 9917b3115f2SLuciano Coelho 9927b3115f2SLuciano Coelho out: 9937b3115f2SLuciano Coelho kfree(ps_params); 9947b3115f2SLuciano Coelho return ret; 9957b3115f2SLuciano Coelho } 9967b3115f2SLuciano Coelho 9977b3115f2SLuciano Coelho int wl1271_cmd_template_set(struct wl1271 *wl, u8 role_id, 9987b3115f2SLuciano Coelho u16 template_id, void *buf, size_t buf_len, 9997b3115f2SLuciano Coelho int index, u32 rates) 10007b3115f2SLuciano Coelho { 10017b3115f2SLuciano Coelho struct wl1271_cmd_template_set *cmd; 10027b3115f2SLuciano Coelho int ret = 0; 10037b3115f2SLuciano Coelho 10047b3115f2SLuciano Coelho wl1271_debug(DEBUG_CMD, "cmd template_set %d (role %d)", 10057b3115f2SLuciano Coelho template_id, role_id); 10067b3115f2SLuciano Coelho 10077b3115f2SLuciano Coelho WARN_ON(buf_len > WL1271_CMD_TEMPL_MAX_SIZE); 10087b3115f2SLuciano Coelho buf_len = min_t(size_t, buf_len, WL1271_CMD_TEMPL_MAX_SIZE); 10097b3115f2SLuciano Coelho 10107b3115f2SLuciano Coelho cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 10117b3115f2SLuciano Coelho if (!cmd) { 10127b3115f2SLuciano Coelho ret = -ENOMEM; 10137b3115f2SLuciano Coelho goto out; 10147b3115f2SLuciano Coelho } 10157b3115f2SLuciano Coelho 10167b3115f2SLuciano Coelho /* during initialization wlvif is NULL */ 10177b3115f2SLuciano Coelho cmd->role_id = role_id; 10187b3115f2SLuciano Coelho cmd->len = cpu_to_le16(buf_len); 10197b3115f2SLuciano Coelho cmd->template_type = template_id; 10207b3115f2SLuciano Coelho cmd->enabled_rates = cpu_to_le32(rates); 10217b3115f2SLuciano Coelho cmd->short_retry_limit = wl->conf.tx.tmpl_short_retry_limit; 10227b3115f2SLuciano Coelho cmd->long_retry_limit = wl->conf.tx.tmpl_long_retry_limit; 10237b3115f2SLuciano Coelho cmd->index = index; 10247b3115f2SLuciano Coelho 10257b3115f2SLuciano Coelho if (buf) 10267b3115f2SLuciano Coelho memcpy(cmd->template_data, buf, buf_len); 10277b3115f2SLuciano Coelho 10287b3115f2SLuciano Coelho ret = wl1271_cmd_send(wl, CMD_SET_TEMPLATE, cmd, sizeof(*cmd), 0); 10297b3115f2SLuciano Coelho if (ret < 0) { 10307b3115f2SLuciano Coelho wl1271_warning("cmd set_template failed: %d", ret); 10317b3115f2SLuciano Coelho goto out_free; 10327b3115f2SLuciano Coelho } 10337b3115f2SLuciano Coelho 10347b3115f2SLuciano Coelho out_free: 10357b3115f2SLuciano Coelho kfree(cmd); 10367b3115f2SLuciano Coelho 10377b3115f2SLuciano Coelho out: 10387b3115f2SLuciano Coelho return ret; 10397b3115f2SLuciano Coelho } 10407b3115f2SLuciano Coelho 10417b3115f2SLuciano Coelho int wl12xx_cmd_build_null_data(struct wl1271 *wl, struct wl12xx_vif *wlvif) 10427b3115f2SLuciano Coelho { 10437b3115f2SLuciano Coelho struct sk_buff *skb = NULL; 10447b3115f2SLuciano Coelho int size; 10457b3115f2SLuciano Coelho void *ptr; 10467b3115f2SLuciano Coelho int ret = -ENOMEM; 10477b3115f2SLuciano Coelho 10487b3115f2SLuciano Coelho 10497b3115f2SLuciano Coelho if (wlvif->bss_type == BSS_TYPE_IBSS) { 10507b3115f2SLuciano Coelho size = sizeof(struct wl12xx_null_data_template); 10517b3115f2SLuciano Coelho ptr = NULL; 10527b3115f2SLuciano Coelho } else { 10537b3115f2SLuciano Coelho skb = ieee80211_nullfunc_get(wl->hw, 10547b3115f2SLuciano Coelho wl12xx_wlvif_to_vif(wlvif)); 10557b3115f2SLuciano Coelho if (!skb) 10567b3115f2SLuciano Coelho goto out; 10577b3115f2SLuciano Coelho size = skb->len; 10587b3115f2SLuciano Coelho ptr = skb->data; 10597b3115f2SLuciano Coelho } 10607b3115f2SLuciano Coelho 10617b3115f2SLuciano Coelho ret = wl1271_cmd_template_set(wl, wlvif->role_id, 10627b3115f2SLuciano Coelho CMD_TEMPL_NULL_DATA, ptr, size, 0, 10637b3115f2SLuciano Coelho wlvif->basic_rate); 10647b3115f2SLuciano Coelho 10657b3115f2SLuciano Coelho out: 10667b3115f2SLuciano Coelho dev_kfree_skb(skb); 10677b3115f2SLuciano Coelho if (ret) 10687b3115f2SLuciano Coelho wl1271_warning("cmd buld null data failed %d", ret); 10697b3115f2SLuciano Coelho 10707b3115f2SLuciano Coelho return ret; 10717b3115f2SLuciano Coelho 10727b3115f2SLuciano Coelho } 10737b3115f2SLuciano Coelho 10747b3115f2SLuciano Coelho int wl12xx_cmd_build_klv_null_data(struct wl1271 *wl, 10757b3115f2SLuciano Coelho struct wl12xx_vif *wlvif) 10767b3115f2SLuciano Coelho { 10777b3115f2SLuciano Coelho struct ieee80211_vif *vif = wl12xx_wlvif_to_vif(wlvif); 10787b3115f2SLuciano Coelho struct sk_buff *skb = NULL; 10797b3115f2SLuciano Coelho int ret = -ENOMEM; 10807b3115f2SLuciano Coelho 10817b3115f2SLuciano Coelho skb = ieee80211_nullfunc_get(wl->hw, vif); 10827b3115f2SLuciano Coelho if (!skb) 10837b3115f2SLuciano Coelho goto out; 10847b3115f2SLuciano Coelho 10857b3115f2SLuciano Coelho ret = wl1271_cmd_template_set(wl, wlvif->role_id, CMD_TEMPL_KLV, 10867b3115f2SLuciano Coelho skb->data, skb->len, 1087001e39a8SEliad Peller wlvif->sta.klv_template_id, 10887b3115f2SLuciano Coelho wlvif->basic_rate); 10897b3115f2SLuciano Coelho 10907b3115f2SLuciano Coelho out: 10917b3115f2SLuciano Coelho dev_kfree_skb(skb); 10927b3115f2SLuciano Coelho if (ret) 10937b3115f2SLuciano Coelho wl1271_warning("cmd build klv null data failed %d", ret); 10947b3115f2SLuciano Coelho 10957b3115f2SLuciano Coelho return ret; 10967b3115f2SLuciano Coelho 10977b3115f2SLuciano Coelho } 10987b3115f2SLuciano Coelho 10997b3115f2SLuciano Coelho int wl1271_cmd_build_ps_poll(struct wl1271 *wl, struct wl12xx_vif *wlvif, 11007b3115f2SLuciano Coelho u16 aid) 11017b3115f2SLuciano Coelho { 11027b3115f2SLuciano Coelho struct ieee80211_vif *vif = wl12xx_wlvif_to_vif(wlvif); 11037b3115f2SLuciano Coelho struct sk_buff *skb; 11047b3115f2SLuciano Coelho int ret = 0; 11057b3115f2SLuciano Coelho 11067b3115f2SLuciano Coelho skb = ieee80211_pspoll_get(wl->hw, vif); 11077b3115f2SLuciano Coelho if (!skb) 11087b3115f2SLuciano Coelho goto out; 11097b3115f2SLuciano Coelho 11107b3115f2SLuciano Coelho ret = wl1271_cmd_template_set(wl, wlvif->role_id, 11117b3115f2SLuciano Coelho CMD_TEMPL_PS_POLL, skb->data, 11127b3115f2SLuciano Coelho skb->len, 0, wlvif->basic_rate_set); 11137b3115f2SLuciano Coelho 11147b3115f2SLuciano Coelho out: 11157b3115f2SLuciano Coelho dev_kfree_skb(skb); 11167b3115f2SLuciano Coelho return ret; 11177b3115f2SLuciano Coelho } 11187b3115f2SLuciano Coelho 11197b3115f2SLuciano Coelho int wl12xx_cmd_build_probe_req(struct wl1271 *wl, struct wl12xx_vif *wlvif, 11207b3115f2SLuciano Coelho u8 role_id, u8 band, 11217b3115f2SLuciano Coelho const u8 *ssid, size_t ssid_len, 11223df74f46SYoni Divinsky const u8 *ie, size_t ie_len, bool sched_scan) 11237b3115f2SLuciano Coelho { 11247b3115f2SLuciano Coelho struct ieee80211_vif *vif = wl12xx_wlvif_to_vif(wlvif); 11257b3115f2SLuciano Coelho struct sk_buff *skb; 11267b3115f2SLuciano Coelho int ret; 11277b3115f2SLuciano Coelho u32 rate; 112878e28062SEliad Peller u16 template_id_2_4 = wl->scan_templ_id_2_4; 112978e28062SEliad Peller u16 template_id_5 = wl->scan_templ_id_5; 11307b3115f2SLuciano Coelho 11310fe72086SVictor Goldenshtein wl1271_debug(DEBUG_SCAN, "build probe request band %d", band); 11320fe72086SVictor Goldenshtein 11337b3115f2SLuciano Coelho skb = ieee80211_probereq_get(wl->hw, vif, ssid, ssid_len, 1134b9a9ada1SJohannes Berg ie_len); 11357b3115f2SLuciano Coelho if (!skb) { 11367b3115f2SLuciano Coelho ret = -ENOMEM; 11377b3115f2SLuciano Coelho goto out; 11387b3115f2SLuciano Coelho } 1139b9a9ada1SJohannes Berg if (ie_len) 1140b9a9ada1SJohannes Berg memcpy(skb_put(skb, ie_len), ie, ie_len); 11417b3115f2SLuciano Coelho 114278e28062SEliad Peller if (sched_scan && 11433df74f46SYoni Divinsky (wl->quirks & WLCORE_QUIRK_DUAL_PROBE_TMPL)) { 114478e28062SEliad Peller template_id_2_4 = wl->sched_scan_templ_id_2_4; 114578e28062SEliad Peller template_id_5 = wl->sched_scan_templ_id_5; 11463df74f46SYoni Divinsky } 11473df74f46SYoni Divinsky 11487b3115f2SLuciano Coelho rate = wl1271_tx_min_rate_get(wl, wlvif->bitrate_masks[band]); 11497b3115f2SLuciano Coelho if (band == IEEE80211_BAND_2GHZ) 11507b3115f2SLuciano Coelho ret = wl1271_cmd_template_set(wl, role_id, 11513df74f46SYoni Divinsky template_id_2_4, 11527b3115f2SLuciano Coelho skb->data, skb->len, 0, rate); 11537b3115f2SLuciano Coelho else 11547b3115f2SLuciano Coelho ret = wl1271_cmd_template_set(wl, role_id, 11553df74f46SYoni Divinsky template_id_5, 11567b3115f2SLuciano Coelho skb->data, skb->len, 0, rate); 11577b3115f2SLuciano Coelho 11587b3115f2SLuciano Coelho out: 11597b3115f2SLuciano Coelho dev_kfree_skb(skb); 11607b3115f2SLuciano Coelho return ret; 11617b3115f2SLuciano Coelho } 116278e28062SEliad Peller EXPORT_SYMBOL_GPL(wl12xx_cmd_build_probe_req); 11637b3115f2SLuciano Coelho 11647b3115f2SLuciano Coelho struct sk_buff *wl1271_cmd_build_ap_probe_req(struct wl1271 *wl, 11657b3115f2SLuciano Coelho struct wl12xx_vif *wlvif, 11667b3115f2SLuciano Coelho struct sk_buff *skb) 11677b3115f2SLuciano Coelho { 11687b3115f2SLuciano Coelho struct ieee80211_vif *vif = wl12xx_wlvif_to_vif(wlvif); 11697b3115f2SLuciano Coelho int ret; 11707b3115f2SLuciano Coelho u32 rate; 11717b3115f2SLuciano Coelho 11727b3115f2SLuciano Coelho if (!skb) 11737b3115f2SLuciano Coelho skb = ieee80211_ap_probereq_get(wl->hw, vif); 11747b3115f2SLuciano Coelho if (!skb) 11757b3115f2SLuciano Coelho goto out; 11767b3115f2SLuciano Coelho 11770fe72086SVictor Goldenshtein wl1271_debug(DEBUG_SCAN, "set ap probe request template"); 11787b3115f2SLuciano Coelho 11797b3115f2SLuciano Coelho rate = wl1271_tx_min_rate_get(wl, wlvif->bitrate_masks[wlvif->band]); 11807b3115f2SLuciano Coelho if (wlvif->band == IEEE80211_BAND_2GHZ) 11817b3115f2SLuciano Coelho ret = wl1271_cmd_template_set(wl, wlvif->role_id, 11827b3115f2SLuciano Coelho CMD_TEMPL_CFG_PROBE_REQ_2_4, 11837b3115f2SLuciano Coelho skb->data, skb->len, 0, rate); 11847b3115f2SLuciano Coelho else 11857b3115f2SLuciano Coelho ret = wl1271_cmd_template_set(wl, wlvif->role_id, 11867b3115f2SLuciano Coelho CMD_TEMPL_CFG_PROBE_REQ_5, 11877b3115f2SLuciano Coelho skb->data, skb->len, 0, rate); 11887b3115f2SLuciano Coelho 11897b3115f2SLuciano Coelho if (ret < 0) 11907b3115f2SLuciano Coelho wl1271_error("Unable to set ap probe request template."); 11917b3115f2SLuciano Coelho 11927b3115f2SLuciano Coelho out: 11937b3115f2SLuciano Coelho return skb; 11947b3115f2SLuciano Coelho } 11957b3115f2SLuciano Coelho 11967b3115f2SLuciano Coelho int wl1271_cmd_build_arp_rsp(struct wl1271 *wl, struct wl12xx_vif *wlvif) 11977b3115f2SLuciano Coelho { 11982c0133a4SArik Nemtsov int ret, extra = 0; 11997b3115f2SLuciano Coelho u16 fc; 12007b3115f2SLuciano Coelho struct ieee80211_vif *vif = wl12xx_wlvif_to_vif(wlvif); 12017b3115f2SLuciano Coelho struct sk_buff *skb; 12027b3115f2SLuciano Coelho struct wl12xx_arp_rsp_template *tmpl; 12037b3115f2SLuciano Coelho struct ieee80211_hdr_3addr *hdr; 12047b3115f2SLuciano Coelho struct arphdr *arp_hdr; 12057b3115f2SLuciano Coelho 12067b3115f2SLuciano Coelho skb = dev_alloc_skb(sizeof(*hdr) + sizeof(__le16) + sizeof(*tmpl) + 12077b3115f2SLuciano Coelho WL1271_EXTRA_SPACE_MAX); 12087b3115f2SLuciano Coelho if (!skb) { 12097b3115f2SLuciano Coelho wl1271_error("failed to allocate buffer for arp rsp template"); 12107b3115f2SLuciano Coelho return -ENOMEM; 12117b3115f2SLuciano Coelho } 12127b3115f2SLuciano Coelho 12137b3115f2SLuciano Coelho skb_reserve(skb, sizeof(*hdr) + WL1271_EXTRA_SPACE_MAX); 12147b3115f2SLuciano Coelho 12157b3115f2SLuciano Coelho tmpl = (struct wl12xx_arp_rsp_template *)skb_put(skb, sizeof(*tmpl)); 1216161f17b5SJesper Juhl memset(tmpl, 0, sizeof(*tmpl)); 12177b3115f2SLuciano Coelho 12187b3115f2SLuciano Coelho /* llc layer */ 12197b3115f2SLuciano Coelho memcpy(tmpl->llc_hdr, rfc1042_header, sizeof(rfc1042_header)); 12207b3115f2SLuciano Coelho tmpl->llc_type = cpu_to_be16(ETH_P_ARP); 12217b3115f2SLuciano Coelho 12227b3115f2SLuciano Coelho /* arp header */ 12237b3115f2SLuciano Coelho arp_hdr = &tmpl->arp_hdr; 12247b3115f2SLuciano Coelho arp_hdr->ar_hrd = cpu_to_be16(ARPHRD_ETHER); 12257b3115f2SLuciano Coelho arp_hdr->ar_pro = cpu_to_be16(ETH_P_IP); 12267b3115f2SLuciano Coelho arp_hdr->ar_hln = ETH_ALEN; 12277b3115f2SLuciano Coelho arp_hdr->ar_pln = 4; 12287b3115f2SLuciano Coelho arp_hdr->ar_op = cpu_to_be16(ARPOP_REPLY); 12297b3115f2SLuciano Coelho 12307b3115f2SLuciano Coelho /* arp payload */ 12317b3115f2SLuciano Coelho memcpy(tmpl->sender_hw, vif->addr, ETH_ALEN); 12327b3115f2SLuciano Coelho tmpl->sender_ip = wlvif->ip_addr; 12337b3115f2SLuciano Coelho 12347b3115f2SLuciano Coelho /* encryption space */ 12357b3115f2SLuciano Coelho switch (wlvif->encryption_type) { 12367b3115f2SLuciano Coelho case KEY_TKIP: 12372c0133a4SArik Nemtsov if (wl->quirks & WLCORE_QUIRK_TKIP_HEADER_SPACE) 12387b3115f2SLuciano Coelho extra = WL1271_EXTRA_SPACE_TKIP; 12397b3115f2SLuciano Coelho break; 12407b3115f2SLuciano Coelho case KEY_AES: 12417b3115f2SLuciano Coelho extra = WL1271_EXTRA_SPACE_AES; 12427b3115f2SLuciano Coelho break; 12437b3115f2SLuciano Coelho case KEY_NONE: 12447b3115f2SLuciano Coelho case KEY_WEP: 12457b3115f2SLuciano Coelho case KEY_GEM: 12467b3115f2SLuciano Coelho extra = 0; 12477b3115f2SLuciano Coelho break; 12487b3115f2SLuciano Coelho default: 12497b3115f2SLuciano Coelho wl1271_warning("Unknown encryption type: %d", 12507b3115f2SLuciano Coelho wlvif->encryption_type); 12517b3115f2SLuciano Coelho ret = -EINVAL; 12527b3115f2SLuciano Coelho goto out; 12537b3115f2SLuciano Coelho } 12547b3115f2SLuciano Coelho 12557b3115f2SLuciano Coelho if (extra) { 12567b3115f2SLuciano Coelho u8 *space = skb_push(skb, extra); 12577b3115f2SLuciano Coelho memset(space, 0, extra); 12587b3115f2SLuciano Coelho } 12597b3115f2SLuciano Coelho 12607b3115f2SLuciano Coelho /* QoS header - BE */ 12617b3115f2SLuciano Coelho if (wlvif->sta.qos) 12627b3115f2SLuciano Coelho memset(skb_push(skb, sizeof(__le16)), 0, sizeof(__le16)); 12637b3115f2SLuciano Coelho 12647b3115f2SLuciano Coelho /* mac80211 header */ 12657b3115f2SLuciano Coelho hdr = (struct ieee80211_hdr_3addr *)skb_push(skb, sizeof(*hdr)); 1266161f17b5SJesper Juhl memset(hdr, 0, sizeof(*hdr)); 12677b3115f2SLuciano Coelho fc = IEEE80211_FTYPE_DATA | IEEE80211_FCTL_TODS; 12687b3115f2SLuciano Coelho if (wlvif->sta.qos) 12697b3115f2SLuciano Coelho fc |= IEEE80211_STYPE_QOS_DATA; 12707b3115f2SLuciano Coelho else 12717b3115f2SLuciano Coelho fc |= IEEE80211_STYPE_DATA; 12727b3115f2SLuciano Coelho if (wlvif->encryption_type != KEY_NONE) 12737b3115f2SLuciano Coelho fc |= IEEE80211_FCTL_PROTECTED; 12747b3115f2SLuciano Coelho 12757b3115f2SLuciano Coelho hdr->frame_control = cpu_to_le16(fc); 12767b3115f2SLuciano Coelho memcpy(hdr->addr1, vif->bss_conf.bssid, ETH_ALEN); 12777b3115f2SLuciano Coelho memcpy(hdr->addr2, vif->addr, ETH_ALEN); 12787b3115f2SLuciano Coelho memset(hdr->addr3, 0xff, ETH_ALEN); 12797b3115f2SLuciano Coelho 12807b3115f2SLuciano Coelho ret = wl1271_cmd_template_set(wl, wlvif->role_id, CMD_TEMPL_ARP_RSP, 12817b3115f2SLuciano Coelho skb->data, skb->len, 0, 12827b3115f2SLuciano Coelho wlvif->basic_rate); 12837b3115f2SLuciano Coelho out: 12847b3115f2SLuciano Coelho dev_kfree_skb(skb); 12857b3115f2SLuciano Coelho return ret; 12867b3115f2SLuciano Coelho } 12877b3115f2SLuciano Coelho 12887b3115f2SLuciano Coelho int wl1271_build_qos_null_data(struct wl1271 *wl, struct ieee80211_vif *vif) 12897b3115f2SLuciano Coelho { 12907b3115f2SLuciano Coelho struct wl12xx_vif *wlvif = wl12xx_vif_to_data(vif); 12917b3115f2SLuciano Coelho struct ieee80211_qos_hdr template; 12927b3115f2SLuciano Coelho 12937b3115f2SLuciano Coelho memset(&template, 0, sizeof(template)); 12947b3115f2SLuciano Coelho 12957b3115f2SLuciano Coelho memcpy(template.addr1, vif->bss_conf.bssid, ETH_ALEN); 12967b3115f2SLuciano Coelho memcpy(template.addr2, vif->addr, ETH_ALEN); 12977b3115f2SLuciano Coelho memcpy(template.addr3, vif->bss_conf.bssid, ETH_ALEN); 12987b3115f2SLuciano Coelho 12997b3115f2SLuciano Coelho template.frame_control = cpu_to_le16(IEEE80211_FTYPE_DATA | 13007b3115f2SLuciano Coelho IEEE80211_STYPE_QOS_NULLFUNC | 13017b3115f2SLuciano Coelho IEEE80211_FCTL_TODS); 13027b3115f2SLuciano Coelho 13037b3115f2SLuciano Coelho /* FIXME: not sure what priority to use here */ 13047b3115f2SLuciano Coelho template.qos_ctrl = cpu_to_le16(0); 13057b3115f2SLuciano Coelho 13067b3115f2SLuciano Coelho return wl1271_cmd_template_set(wl, wlvif->role_id, 13077b3115f2SLuciano Coelho CMD_TEMPL_QOS_NULL_DATA, &template, 13087b3115f2SLuciano Coelho sizeof(template), 0, 13097b3115f2SLuciano Coelho wlvif->basic_rate); 13107b3115f2SLuciano Coelho } 13117b3115f2SLuciano Coelho 13127b3115f2SLuciano Coelho int wl12xx_cmd_set_default_wep_key(struct wl1271 *wl, u8 id, u8 hlid) 13137b3115f2SLuciano Coelho { 13147b3115f2SLuciano Coelho struct wl1271_cmd_set_keys *cmd; 13157b3115f2SLuciano Coelho int ret = 0; 13167b3115f2SLuciano Coelho 13177b3115f2SLuciano Coelho wl1271_debug(DEBUG_CMD, "cmd set_default_wep_key %d", id); 13187b3115f2SLuciano Coelho 13197b3115f2SLuciano Coelho cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 13207b3115f2SLuciano Coelho if (!cmd) { 13217b3115f2SLuciano Coelho ret = -ENOMEM; 13227b3115f2SLuciano Coelho goto out; 13237b3115f2SLuciano Coelho } 13247b3115f2SLuciano Coelho 13257b3115f2SLuciano Coelho cmd->hlid = hlid; 13267b3115f2SLuciano Coelho cmd->key_id = id; 13277b3115f2SLuciano Coelho cmd->lid_key_type = WEP_DEFAULT_LID_TYPE; 13287b3115f2SLuciano Coelho cmd->key_action = cpu_to_le16(KEY_SET_ID); 13297b3115f2SLuciano Coelho cmd->key_type = KEY_WEP; 13307b3115f2SLuciano Coelho 13317b3115f2SLuciano Coelho ret = wl1271_cmd_send(wl, CMD_SET_KEYS, cmd, sizeof(*cmd), 0); 13327b3115f2SLuciano Coelho if (ret < 0) { 13337b3115f2SLuciano Coelho wl1271_warning("cmd set_default_wep_key failed: %d", ret); 13347b3115f2SLuciano Coelho goto out; 13357b3115f2SLuciano Coelho } 13367b3115f2SLuciano Coelho 13377b3115f2SLuciano Coelho out: 13387b3115f2SLuciano Coelho kfree(cmd); 13397b3115f2SLuciano Coelho 13407b3115f2SLuciano Coelho return ret; 13417b3115f2SLuciano Coelho } 13427b3115f2SLuciano Coelho 13437b3115f2SLuciano Coelho int wl1271_cmd_set_sta_key(struct wl1271 *wl, struct wl12xx_vif *wlvif, 13447b3115f2SLuciano Coelho u16 action, u8 id, u8 key_type, 13457b3115f2SLuciano Coelho u8 key_size, const u8 *key, const u8 *addr, 13467b3115f2SLuciano Coelho u32 tx_seq_32, u16 tx_seq_16) 13477b3115f2SLuciano Coelho { 13487b3115f2SLuciano Coelho struct wl1271_cmd_set_keys *cmd; 13497b3115f2SLuciano Coelho int ret = 0; 13507b3115f2SLuciano Coelho 13517b3115f2SLuciano Coelho /* hlid might have already been deleted */ 13527b3115f2SLuciano Coelho if (wlvif->sta.hlid == WL12XX_INVALID_LINK_ID) 13537b3115f2SLuciano Coelho return 0; 13547b3115f2SLuciano Coelho 13557b3115f2SLuciano Coelho cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 13567b3115f2SLuciano Coelho if (!cmd) { 13577b3115f2SLuciano Coelho ret = -ENOMEM; 13587b3115f2SLuciano Coelho goto out; 13597b3115f2SLuciano Coelho } 13607b3115f2SLuciano Coelho 13617b3115f2SLuciano Coelho cmd->hlid = wlvif->sta.hlid; 13627b3115f2SLuciano Coelho 13637b3115f2SLuciano Coelho if (key_type == KEY_WEP) 13647b3115f2SLuciano Coelho cmd->lid_key_type = WEP_DEFAULT_LID_TYPE; 13657b3115f2SLuciano Coelho else if (is_broadcast_ether_addr(addr)) 13667b3115f2SLuciano Coelho cmd->lid_key_type = BROADCAST_LID_TYPE; 13677b3115f2SLuciano Coelho else 13687b3115f2SLuciano Coelho cmd->lid_key_type = UNICAST_LID_TYPE; 13697b3115f2SLuciano Coelho 13707b3115f2SLuciano Coelho cmd->key_action = cpu_to_le16(action); 13717b3115f2SLuciano Coelho cmd->key_size = key_size; 13727b3115f2SLuciano Coelho cmd->key_type = key_type; 13737b3115f2SLuciano Coelho 13747b3115f2SLuciano Coelho cmd->ac_seq_num16[0] = cpu_to_le16(tx_seq_16); 13757b3115f2SLuciano Coelho cmd->ac_seq_num32[0] = cpu_to_le32(tx_seq_32); 13767b3115f2SLuciano Coelho 13777b3115f2SLuciano Coelho cmd->key_id = id; 13787b3115f2SLuciano Coelho 13797b3115f2SLuciano Coelho if (key_type == KEY_TKIP) { 13807b3115f2SLuciano Coelho /* 13817b3115f2SLuciano Coelho * We get the key in the following form: 13827b3115f2SLuciano Coelho * TKIP (16 bytes) - TX MIC (8 bytes) - RX MIC (8 bytes) 13837b3115f2SLuciano Coelho * but the target is expecting: 13847b3115f2SLuciano Coelho * TKIP - RX MIC - TX MIC 13857b3115f2SLuciano Coelho */ 13867b3115f2SLuciano Coelho memcpy(cmd->key, key, 16); 13877b3115f2SLuciano Coelho memcpy(cmd->key + 16, key + 24, 8); 13887b3115f2SLuciano Coelho memcpy(cmd->key + 24, key + 16, 8); 13897b3115f2SLuciano Coelho 13907b3115f2SLuciano Coelho } else { 13917b3115f2SLuciano Coelho memcpy(cmd->key, key, key_size); 13927b3115f2SLuciano Coelho } 13937b3115f2SLuciano Coelho 13947b3115f2SLuciano Coelho wl1271_dump(DEBUG_CRYPT, "TARGET KEY: ", cmd, sizeof(*cmd)); 13957b3115f2SLuciano Coelho 13967b3115f2SLuciano Coelho ret = wl1271_cmd_send(wl, CMD_SET_KEYS, cmd, sizeof(*cmd), 0); 13977b3115f2SLuciano Coelho if (ret < 0) { 13987b3115f2SLuciano Coelho wl1271_warning("could not set keys"); 13997b3115f2SLuciano Coelho goto out; 14007b3115f2SLuciano Coelho } 14017b3115f2SLuciano Coelho 14027b3115f2SLuciano Coelho out: 14037b3115f2SLuciano Coelho kfree(cmd); 14047b3115f2SLuciano Coelho 14057b3115f2SLuciano Coelho return ret; 14067b3115f2SLuciano Coelho } 14077b3115f2SLuciano Coelho 14087b3115f2SLuciano Coelho /* 14097b3115f2SLuciano Coelho * TODO: merge with sta/ibss into 1 set_key function. 14107b3115f2SLuciano Coelho * note there are slight diffs 14117b3115f2SLuciano Coelho */ 14127b3115f2SLuciano Coelho int wl1271_cmd_set_ap_key(struct wl1271 *wl, struct wl12xx_vif *wlvif, 14137b3115f2SLuciano Coelho u16 action, u8 id, u8 key_type, 14147b3115f2SLuciano Coelho u8 key_size, const u8 *key, u8 hlid, u32 tx_seq_32, 14157b3115f2SLuciano Coelho u16 tx_seq_16) 14167b3115f2SLuciano Coelho { 14177b3115f2SLuciano Coelho struct wl1271_cmd_set_keys *cmd; 14187b3115f2SLuciano Coelho int ret = 0; 14197b3115f2SLuciano Coelho u8 lid_type; 14207b3115f2SLuciano Coelho 14217b3115f2SLuciano Coelho cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 14227b3115f2SLuciano Coelho if (!cmd) 14237b3115f2SLuciano Coelho return -ENOMEM; 14247b3115f2SLuciano Coelho 14257b3115f2SLuciano Coelho if (hlid == wlvif->ap.bcast_hlid) { 14267b3115f2SLuciano Coelho if (key_type == KEY_WEP) 14277b3115f2SLuciano Coelho lid_type = WEP_DEFAULT_LID_TYPE; 14287b3115f2SLuciano Coelho else 14297b3115f2SLuciano Coelho lid_type = BROADCAST_LID_TYPE; 14307b3115f2SLuciano Coelho } else { 14317b3115f2SLuciano Coelho lid_type = UNICAST_LID_TYPE; 14327b3115f2SLuciano Coelho } 14337b3115f2SLuciano Coelho 14347b3115f2SLuciano Coelho wl1271_debug(DEBUG_CRYPT, "ap key action: %d id: %d lid: %d type: %d" 14357b3115f2SLuciano Coelho " hlid: %d", (int)action, (int)id, (int)lid_type, 14367b3115f2SLuciano Coelho (int)key_type, (int)hlid); 14377b3115f2SLuciano Coelho 14387b3115f2SLuciano Coelho cmd->lid_key_type = lid_type; 14397b3115f2SLuciano Coelho cmd->hlid = hlid; 14407b3115f2SLuciano Coelho cmd->key_action = cpu_to_le16(action); 14417b3115f2SLuciano Coelho cmd->key_size = key_size; 14427b3115f2SLuciano Coelho cmd->key_type = key_type; 14437b3115f2SLuciano Coelho cmd->key_id = id; 14447b3115f2SLuciano Coelho cmd->ac_seq_num16[0] = cpu_to_le16(tx_seq_16); 14457b3115f2SLuciano Coelho cmd->ac_seq_num32[0] = cpu_to_le32(tx_seq_32); 14467b3115f2SLuciano Coelho 14477b3115f2SLuciano Coelho if (key_type == KEY_TKIP) { 14487b3115f2SLuciano Coelho /* 14497b3115f2SLuciano Coelho * We get the key in the following form: 14507b3115f2SLuciano Coelho * TKIP (16 bytes) - TX MIC (8 bytes) - RX MIC (8 bytes) 14517b3115f2SLuciano Coelho * but the target is expecting: 14527b3115f2SLuciano Coelho * TKIP - RX MIC - TX MIC 14537b3115f2SLuciano Coelho */ 14547b3115f2SLuciano Coelho memcpy(cmd->key, key, 16); 14557b3115f2SLuciano Coelho memcpy(cmd->key + 16, key + 24, 8); 14567b3115f2SLuciano Coelho memcpy(cmd->key + 24, key + 16, 8); 14577b3115f2SLuciano Coelho } else { 14587b3115f2SLuciano Coelho memcpy(cmd->key, key, key_size); 14597b3115f2SLuciano Coelho } 14607b3115f2SLuciano Coelho 14617b3115f2SLuciano Coelho wl1271_dump(DEBUG_CRYPT, "TARGET AP KEY: ", cmd, sizeof(*cmd)); 14627b3115f2SLuciano Coelho 14637b3115f2SLuciano Coelho ret = wl1271_cmd_send(wl, CMD_SET_KEYS, cmd, sizeof(*cmd), 0); 14647b3115f2SLuciano Coelho if (ret < 0) { 14657b3115f2SLuciano Coelho wl1271_warning("could not set ap keys"); 14667b3115f2SLuciano Coelho goto out; 14677b3115f2SLuciano Coelho } 14687b3115f2SLuciano Coelho 14697b3115f2SLuciano Coelho out: 14707b3115f2SLuciano Coelho kfree(cmd); 14717b3115f2SLuciano Coelho return ret; 14727b3115f2SLuciano Coelho } 14737b3115f2SLuciano Coelho 1474d50529c0SEliad Peller int wl12xx_cmd_set_peer_state(struct wl1271 *wl, struct wl12xx_vif *wlvif, 1475d50529c0SEliad Peller u8 hlid) 14767b3115f2SLuciano Coelho { 14777b3115f2SLuciano Coelho struct wl12xx_cmd_set_peer_state *cmd; 14787b3115f2SLuciano Coelho int ret = 0; 14797b3115f2SLuciano Coelho 14807b3115f2SLuciano Coelho wl1271_debug(DEBUG_CMD, "cmd set peer state (hlid=%d)", hlid); 14817b3115f2SLuciano Coelho 14827b3115f2SLuciano Coelho cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 14837b3115f2SLuciano Coelho if (!cmd) { 14847b3115f2SLuciano Coelho ret = -ENOMEM; 14857b3115f2SLuciano Coelho goto out; 14867b3115f2SLuciano Coelho } 14877b3115f2SLuciano Coelho 14887b3115f2SLuciano Coelho cmd->hlid = hlid; 14897b3115f2SLuciano Coelho cmd->state = WL1271_CMD_STA_STATE_CONNECTED; 14907b3115f2SLuciano Coelho 1491d50529c0SEliad Peller /* wmm param is valid only for station role */ 1492d50529c0SEliad Peller if (wlvif->bss_type == BSS_TYPE_STA_BSS) 1493d50529c0SEliad Peller cmd->wmm = wlvif->wmm_enabled; 1494d50529c0SEliad Peller 14957b3115f2SLuciano Coelho ret = wl1271_cmd_send(wl, CMD_SET_PEER_STATE, cmd, sizeof(*cmd), 0); 14967b3115f2SLuciano Coelho if (ret < 0) { 14977b3115f2SLuciano Coelho wl1271_error("failed to send set peer state command"); 14987b3115f2SLuciano Coelho goto out_free; 14997b3115f2SLuciano Coelho } 15007b3115f2SLuciano Coelho 15017b3115f2SLuciano Coelho out_free: 15027b3115f2SLuciano Coelho kfree(cmd); 15037b3115f2SLuciano Coelho 15047b3115f2SLuciano Coelho out: 15057b3115f2SLuciano Coelho return ret; 15067b3115f2SLuciano Coelho } 15077b3115f2SLuciano Coelho 15087b3115f2SLuciano Coelho int wl12xx_cmd_add_peer(struct wl1271 *wl, struct wl12xx_vif *wlvif, 15097b3115f2SLuciano Coelho struct ieee80211_sta *sta, u8 hlid) 15107b3115f2SLuciano Coelho { 15117b3115f2SLuciano Coelho struct wl12xx_cmd_add_peer *cmd; 15127b3115f2SLuciano Coelho int i, ret; 15137b3115f2SLuciano Coelho u32 sta_rates; 15147b3115f2SLuciano Coelho 15157b3115f2SLuciano Coelho wl1271_debug(DEBUG_CMD, "cmd add peer %d", (int)hlid); 15167b3115f2SLuciano Coelho 15177b3115f2SLuciano Coelho cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 15187b3115f2SLuciano Coelho if (!cmd) { 15197b3115f2SLuciano Coelho ret = -ENOMEM; 15207b3115f2SLuciano Coelho goto out; 15217b3115f2SLuciano Coelho } 15227b3115f2SLuciano Coelho 15237b3115f2SLuciano Coelho memcpy(cmd->addr, sta->addr, ETH_ALEN); 15247b3115f2SLuciano Coelho cmd->bss_index = WL1271_AP_BSS_INDEX; 15257b3115f2SLuciano Coelho cmd->aid = sta->aid; 15267b3115f2SLuciano Coelho cmd->hlid = hlid; 15277b3115f2SLuciano Coelho cmd->sp_len = sta->max_sp; 15287b3115f2SLuciano Coelho cmd->wmm = sta->wme ? 1 : 0; 1529978cd3a0SEliad Peller cmd->session_id = wl->session_ids[hlid]; 15307b3115f2SLuciano Coelho 15317b3115f2SLuciano Coelho for (i = 0; i < NUM_ACCESS_CATEGORIES_COPY; i++) 15327b3115f2SLuciano Coelho if (sta->wme && (sta->uapsd_queues & BIT(i))) 15332e42c203SYoni Divinsky cmd->psd_type[NUM_ACCESS_CATEGORIES_COPY-1-i] = 15342e42c203SYoni Divinsky WL1271_PSD_UPSD_TRIGGER; 15357b3115f2SLuciano Coelho else 15362e42c203SYoni Divinsky cmd->psd_type[NUM_ACCESS_CATEGORIES_COPY-1-i] = 15372e42c203SYoni Divinsky WL1271_PSD_LEGACY; 15382e42c203SYoni Divinsky 15397b3115f2SLuciano Coelho 15407b3115f2SLuciano Coelho sta_rates = sta->supp_rates[wlvif->band]; 15417b3115f2SLuciano Coelho if (sta->ht_cap.ht_supported) 1542b3a47ee0SArik Nemtsov sta_rates |= 1543b3a47ee0SArik Nemtsov (sta->ht_cap.mcs.rx_mask[0] << HW_HT_RATES_OFFSET) | 1544b3a47ee0SArik Nemtsov (sta->ht_cap.mcs.rx_mask[1] << HW_MIMO_RATES_OFFSET); 15457b3115f2SLuciano Coelho 15467b3115f2SLuciano Coelho cmd->supported_rates = 15477b3115f2SLuciano Coelho cpu_to_le32(wl1271_tx_enabled_rates_get(wl, sta_rates, 15487b3115f2SLuciano Coelho wlvif->band)); 15497b3115f2SLuciano Coelho 15507b3115f2SLuciano Coelho wl1271_debug(DEBUG_CMD, "new peer rates=0x%x queues=0x%x", 15517b3115f2SLuciano Coelho cmd->supported_rates, sta->uapsd_queues); 15527b3115f2SLuciano Coelho 15537b3115f2SLuciano Coelho ret = wl1271_cmd_send(wl, CMD_ADD_PEER, cmd, sizeof(*cmd), 0); 15547b3115f2SLuciano Coelho if (ret < 0) { 15557b3115f2SLuciano Coelho wl1271_error("failed to initiate cmd add peer"); 15567b3115f2SLuciano Coelho goto out_free; 15577b3115f2SLuciano Coelho } 15587b3115f2SLuciano Coelho 15597b3115f2SLuciano Coelho out_free: 15607b3115f2SLuciano Coelho kfree(cmd); 15617b3115f2SLuciano Coelho 15627b3115f2SLuciano Coelho out: 15637b3115f2SLuciano Coelho return ret; 15647b3115f2SLuciano Coelho } 15657b3115f2SLuciano Coelho 15667b3115f2SLuciano Coelho int wl12xx_cmd_remove_peer(struct wl1271 *wl, u8 hlid) 15677b3115f2SLuciano Coelho { 15687b3115f2SLuciano Coelho struct wl12xx_cmd_remove_peer *cmd; 15697b3115f2SLuciano Coelho int ret; 15706c15c1aaSEyal Shapira bool timeout = false; 15717b3115f2SLuciano Coelho 15727b3115f2SLuciano Coelho wl1271_debug(DEBUG_CMD, "cmd remove peer %d", (int)hlid); 15737b3115f2SLuciano Coelho 15747b3115f2SLuciano Coelho cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 15757b3115f2SLuciano Coelho if (!cmd) { 15767b3115f2SLuciano Coelho ret = -ENOMEM; 15777b3115f2SLuciano Coelho goto out; 15787b3115f2SLuciano Coelho } 15797b3115f2SLuciano Coelho 15807b3115f2SLuciano Coelho cmd->hlid = hlid; 15817b3115f2SLuciano Coelho /* We never send a deauth, mac80211 is in charge of this */ 15827b3115f2SLuciano Coelho cmd->reason_opcode = 0; 15837b3115f2SLuciano Coelho cmd->send_deauth_flag = 0; 15847b3115f2SLuciano Coelho 15857b3115f2SLuciano Coelho ret = wl1271_cmd_send(wl, CMD_REMOVE_PEER, cmd, sizeof(*cmd), 0); 15867b3115f2SLuciano Coelho if (ret < 0) { 15877b3115f2SLuciano Coelho wl1271_error("failed to initiate cmd remove peer"); 15887b3115f2SLuciano Coelho goto out_free; 15897b3115f2SLuciano Coelho } 15907b3115f2SLuciano Coelho 1591c50a2825SEliad Peller ret = wl->ops->wait_for_event(wl, 1592c50a2825SEliad Peller WLCORE_EVENT_PEER_REMOVE_COMPLETE, 15936c15c1aaSEyal Shapira &timeout); 1594c50a2825SEliad Peller 15957b3115f2SLuciano Coelho /* 15967b3115f2SLuciano Coelho * We are ok with a timeout here. The event is sometimes not sent 15976c15c1aaSEyal Shapira * due to a firmware bug. In case of another error (like SDIO timeout) 15986c15c1aaSEyal Shapira * queue a recovery. 15997b3115f2SLuciano Coelho */ 16006c15c1aaSEyal Shapira if (ret) 16016c15c1aaSEyal Shapira wl12xx_queue_recovery_work(wl); 16027b3115f2SLuciano Coelho 16037b3115f2SLuciano Coelho out_free: 16047b3115f2SLuciano Coelho kfree(cmd); 16057b3115f2SLuciano Coelho 16067b3115f2SLuciano Coelho out: 16077b3115f2SLuciano Coelho return ret; 16087b3115f2SLuciano Coelho } 16097b3115f2SLuciano Coelho 16106b70e7ebSVictor Goldenshtein static int wlcore_get_reg_conf_ch_idx(enum ieee80211_band band, u16 ch) 16116b70e7ebSVictor Goldenshtein { 161249540d1bSEliad Peller /* 161349540d1bSEliad Peller * map the given band/channel to the respective predefined 161449540d1bSEliad Peller * bit expected by the fw 161549540d1bSEliad Peller */ 16166b70e7ebSVictor Goldenshtein switch (band) { 16176b70e7ebSVictor Goldenshtein case IEEE80211_BAND_2GHZ: 161849540d1bSEliad Peller /* channels 1..14 are mapped to 0..13 */ 16196b70e7ebSVictor Goldenshtein if (ch >= 1 && ch <= 14) 162049540d1bSEliad Peller return ch - 1; 162149540d1bSEliad Peller break; 162249540d1bSEliad Peller case IEEE80211_BAND_5GHZ: 162349540d1bSEliad Peller switch (ch) { 162449540d1bSEliad Peller case 8 ... 16: 162549540d1bSEliad Peller /* channels 8,12,16 are mapped to 18,19,20 */ 162649540d1bSEliad Peller return 18 + (ch-8)/4; 162749540d1bSEliad Peller case 34 ... 48: 162849540d1bSEliad Peller /* channels 34,36..48 are mapped to 21..28 */ 162949540d1bSEliad Peller return 21 + (ch-34)/2; 163049540d1bSEliad Peller case 52 ... 64: 163149540d1bSEliad Peller /* channels 52,56..64 are mapped to 29..32 */ 163249540d1bSEliad Peller return 29 + (ch-52)/4; 163349540d1bSEliad Peller case 100 ... 140: 163449540d1bSEliad Peller /* channels 100,104..140 are mapped to 33..43 */ 163549540d1bSEliad Peller return 33 + (ch-100)/4; 163649540d1bSEliad Peller case 149 ... 165: 163749540d1bSEliad Peller /* channels 149,153..165 are mapped to 44..48 */ 163849540d1bSEliad Peller return 44 + (ch-149)/4; 163949540d1bSEliad Peller default: 164049540d1bSEliad Peller break; 164149540d1bSEliad Peller } 16426b70e7ebSVictor Goldenshtein break; 16436b70e7ebSVictor Goldenshtein default: 164449540d1bSEliad Peller break; 16456b70e7ebSVictor Goldenshtein } 16466b70e7ebSVictor Goldenshtein 164749540d1bSEliad Peller wl1271_error("%s: unknown band/channel: %d/%d", __func__, band, ch); 164849540d1bSEliad Peller return -1; 16496b70e7ebSVictor Goldenshtein } 16506b70e7ebSVictor Goldenshtein 16516b70e7ebSVictor Goldenshtein void wlcore_set_pending_regdomain_ch(struct wl1271 *wl, u16 channel, 16526b70e7ebSVictor Goldenshtein enum ieee80211_band band) 16536b70e7ebSVictor Goldenshtein { 16546b70e7ebSVictor Goldenshtein int ch_bit_idx = 0; 16556b70e7ebSVictor Goldenshtein 16566b70e7ebSVictor Goldenshtein if (!(wl->quirks & WLCORE_QUIRK_REGDOMAIN_CONF)) 16576b70e7ebSVictor Goldenshtein return; 16586b70e7ebSVictor Goldenshtein 16596b70e7ebSVictor Goldenshtein ch_bit_idx = wlcore_get_reg_conf_ch_idx(band, channel); 16606b70e7ebSVictor Goldenshtein 166149540d1bSEliad Peller if (ch_bit_idx >= 0 && ch_bit_idx <= WL1271_MAX_CHANNELS) 16626b70e7ebSVictor Goldenshtein set_bit(ch_bit_idx, (long *)wl->reg_ch_conf_pending); 16636b70e7ebSVictor Goldenshtein } 16646b70e7ebSVictor Goldenshtein 16656b70e7ebSVictor Goldenshtein int wlcore_cmd_regdomain_config_locked(struct wl1271 *wl) 16666b70e7ebSVictor Goldenshtein { 16676b70e7ebSVictor Goldenshtein struct wl12xx_cmd_regdomain_dfs_config *cmd = NULL; 16686b70e7ebSVictor Goldenshtein int ret = 0, i, b, ch_bit_idx; 16696b70e7ebSVictor Goldenshtein struct ieee80211_channel *channel; 16706b70e7ebSVictor Goldenshtein u32 tmp_ch_bitmap[2]; 16716b70e7ebSVictor Goldenshtein u16 ch; 16726b70e7ebSVictor Goldenshtein struct wiphy *wiphy = wl->hw->wiphy; 16736b70e7ebSVictor Goldenshtein struct ieee80211_supported_band *band; 16746b70e7ebSVictor Goldenshtein bool timeout = false; 16756b70e7ebSVictor Goldenshtein 16766b70e7ebSVictor Goldenshtein if (!(wl->quirks & WLCORE_QUIRK_REGDOMAIN_CONF)) 16776b70e7ebSVictor Goldenshtein return 0; 16786b70e7ebSVictor Goldenshtein 16796b70e7ebSVictor Goldenshtein wl1271_debug(DEBUG_CMD, "cmd reg domain config"); 16806b70e7ebSVictor Goldenshtein 16816b70e7ebSVictor Goldenshtein memset(tmp_ch_bitmap, 0, sizeof(tmp_ch_bitmap)); 16826b70e7ebSVictor Goldenshtein 16836b70e7ebSVictor Goldenshtein for (b = IEEE80211_BAND_2GHZ; b <= IEEE80211_BAND_5GHZ; b++) { 16846b70e7ebSVictor Goldenshtein band = wiphy->bands[b]; 16856b70e7ebSVictor Goldenshtein for (i = 0; i < band->n_channels; i++) { 16866b70e7ebSVictor Goldenshtein channel = &band->channels[i]; 16876b70e7ebSVictor Goldenshtein ch = channel->hw_value; 16886b70e7ebSVictor Goldenshtein 16896b70e7ebSVictor Goldenshtein if (channel->flags & (IEEE80211_CHAN_DISABLED | 16906b70e7ebSVictor Goldenshtein IEEE80211_CHAN_RADAR | 16918fe02e16SLuis R. Rodriguez IEEE80211_CHAN_NO_IR)) 16926b70e7ebSVictor Goldenshtein continue; 16936b70e7ebSVictor Goldenshtein 16946b70e7ebSVictor Goldenshtein ch_bit_idx = wlcore_get_reg_conf_ch_idx(b, ch); 16956b70e7ebSVictor Goldenshtein if (ch_bit_idx < 0) 16966b70e7ebSVictor Goldenshtein continue; 16976b70e7ebSVictor Goldenshtein 16986b70e7ebSVictor Goldenshtein set_bit(ch_bit_idx, (long *)tmp_ch_bitmap); 16996b70e7ebSVictor Goldenshtein } 17006b70e7ebSVictor Goldenshtein } 17016b70e7ebSVictor Goldenshtein 17026b70e7ebSVictor Goldenshtein tmp_ch_bitmap[0] |= wl->reg_ch_conf_pending[0]; 17036b70e7ebSVictor Goldenshtein tmp_ch_bitmap[1] |= wl->reg_ch_conf_pending[1]; 17046b70e7ebSVictor Goldenshtein 17056b70e7ebSVictor Goldenshtein if (!memcmp(tmp_ch_bitmap, wl->reg_ch_conf_last, sizeof(tmp_ch_bitmap))) 17066b70e7ebSVictor Goldenshtein goto out; 17076b70e7ebSVictor Goldenshtein 17086b70e7ebSVictor Goldenshtein cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 17096b70e7ebSVictor Goldenshtein if (!cmd) { 17106b70e7ebSVictor Goldenshtein ret = -ENOMEM; 17116b70e7ebSVictor Goldenshtein goto out; 17126b70e7ebSVictor Goldenshtein } 17136b70e7ebSVictor Goldenshtein 17146b70e7ebSVictor Goldenshtein cmd->ch_bit_map1 = cpu_to_le32(tmp_ch_bitmap[0]); 17156b70e7ebSVictor Goldenshtein cmd->ch_bit_map2 = cpu_to_le32(tmp_ch_bitmap[1]); 17166b70e7ebSVictor Goldenshtein 17176b70e7ebSVictor Goldenshtein wl1271_debug(DEBUG_CMD, 17186b70e7ebSVictor Goldenshtein "cmd reg domain bitmap1: 0x%08x, bitmap2: 0x%08x", 17196b70e7ebSVictor Goldenshtein cmd->ch_bit_map1, cmd->ch_bit_map2); 17206b70e7ebSVictor Goldenshtein 17216b70e7ebSVictor Goldenshtein ret = wl1271_cmd_send(wl, CMD_DFS_CHANNEL_CONFIG, cmd, sizeof(*cmd), 0); 17226b70e7ebSVictor Goldenshtein if (ret < 0) { 17236b70e7ebSVictor Goldenshtein wl1271_error("failed to send reg domain dfs config"); 17246b70e7ebSVictor Goldenshtein goto out; 17256b70e7ebSVictor Goldenshtein } 17266b70e7ebSVictor Goldenshtein 17276b70e7ebSVictor Goldenshtein ret = wl->ops->wait_for_event(wl, 17286b70e7ebSVictor Goldenshtein WLCORE_EVENT_DFS_CONFIG_COMPLETE, 17296b70e7ebSVictor Goldenshtein &timeout); 17306b70e7ebSVictor Goldenshtein if (ret < 0 || timeout) { 17316b70e7ebSVictor Goldenshtein wl1271_error("reg domain conf %serror", 17326b70e7ebSVictor Goldenshtein timeout ? "completion " : ""); 17336b70e7ebSVictor Goldenshtein ret = timeout ? -ETIMEDOUT : ret; 17346b70e7ebSVictor Goldenshtein goto out; 17356b70e7ebSVictor Goldenshtein } 17366b70e7ebSVictor Goldenshtein 17376b70e7ebSVictor Goldenshtein memcpy(wl->reg_ch_conf_last, tmp_ch_bitmap, sizeof(tmp_ch_bitmap)); 17386b70e7ebSVictor Goldenshtein memset(wl->reg_ch_conf_pending, 0, sizeof(wl->reg_ch_conf_pending)); 17396b70e7ebSVictor Goldenshtein 17406b70e7ebSVictor Goldenshtein out: 17416b70e7ebSVictor Goldenshtein kfree(cmd); 17426b70e7ebSVictor Goldenshtein return ret; 17436b70e7ebSVictor Goldenshtein } 17446b70e7ebSVictor Goldenshtein 17457b3115f2SLuciano Coelho int wl12xx_cmd_config_fwlog(struct wl1271 *wl) 17467b3115f2SLuciano Coelho { 17477b3115f2SLuciano Coelho struct wl12xx_cmd_config_fwlog *cmd; 17487b3115f2SLuciano Coelho int ret = 0; 17497b3115f2SLuciano Coelho 17507b3115f2SLuciano Coelho wl1271_debug(DEBUG_CMD, "cmd config firmware logger"); 17517b3115f2SLuciano Coelho 17527b3115f2SLuciano Coelho cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 17537b3115f2SLuciano Coelho if (!cmd) { 17547b3115f2SLuciano Coelho ret = -ENOMEM; 17557b3115f2SLuciano Coelho goto out; 17567b3115f2SLuciano Coelho } 17577b3115f2SLuciano Coelho 17587b3115f2SLuciano Coelho cmd->logger_mode = wl->conf.fwlog.mode; 17597b3115f2SLuciano Coelho cmd->log_severity = wl->conf.fwlog.severity; 17607b3115f2SLuciano Coelho cmd->timestamp = wl->conf.fwlog.timestamp; 17617b3115f2SLuciano Coelho cmd->output = wl->conf.fwlog.output; 17627b3115f2SLuciano Coelho cmd->threshold = wl->conf.fwlog.threshold; 17637b3115f2SLuciano Coelho 17647b3115f2SLuciano Coelho ret = wl1271_cmd_send(wl, CMD_CONFIG_FWLOGGER, cmd, sizeof(*cmd), 0); 17657b3115f2SLuciano Coelho if (ret < 0) { 17667b3115f2SLuciano Coelho wl1271_error("failed to send config firmware logger command"); 17677b3115f2SLuciano Coelho goto out_free; 17687b3115f2SLuciano Coelho } 17697b3115f2SLuciano Coelho 17707b3115f2SLuciano Coelho out_free: 17717b3115f2SLuciano Coelho kfree(cmd); 17727b3115f2SLuciano Coelho 17737b3115f2SLuciano Coelho out: 17747b3115f2SLuciano Coelho return ret; 17757b3115f2SLuciano Coelho } 17767b3115f2SLuciano Coelho 17777b3115f2SLuciano Coelho int wl12xx_cmd_start_fwlog(struct wl1271 *wl) 17787b3115f2SLuciano Coelho { 17797b3115f2SLuciano Coelho struct wl12xx_cmd_start_fwlog *cmd; 17807b3115f2SLuciano Coelho int ret = 0; 17817b3115f2SLuciano Coelho 17827b3115f2SLuciano Coelho wl1271_debug(DEBUG_CMD, "cmd start firmware logger"); 17837b3115f2SLuciano Coelho 17847b3115f2SLuciano Coelho cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 17857b3115f2SLuciano Coelho if (!cmd) { 17867b3115f2SLuciano Coelho ret = -ENOMEM; 17877b3115f2SLuciano Coelho goto out; 17887b3115f2SLuciano Coelho } 17897b3115f2SLuciano Coelho 17907b3115f2SLuciano Coelho ret = wl1271_cmd_send(wl, CMD_START_FWLOGGER, cmd, sizeof(*cmd), 0); 17917b3115f2SLuciano Coelho if (ret < 0) { 17927b3115f2SLuciano Coelho wl1271_error("failed to send start firmware logger command"); 17937b3115f2SLuciano Coelho goto out_free; 17947b3115f2SLuciano Coelho } 17957b3115f2SLuciano Coelho 17967b3115f2SLuciano Coelho out_free: 17977b3115f2SLuciano Coelho kfree(cmd); 17987b3115f2SLuciano Coelho 17997b3115f2SLuciano Coelho out: 18007b3115f2SLuciano Coelho return ret; 18017b3115f2SLuciano Coelho } 18027b3115f2SLuciano Coelho 18037b3115f2SLuciano Coelho int wl12xx_cmd_stop_fwlog(struct wl1271 *wl) 18047b3115f2SLuciano Coelho { 18057b3115f2SLuciano Coelho struct wl12xx_cmd_stop_fwlog *cmd; 18067b3115f2SLuciano Coelho int ret = 0; 18077b3115f2SLuciano Coelho 18087b3115f2SLuciano Coelho wl1271_debug(DEBUG_CMD, "cmd stop firmware logger"); 18097b3115f2SLuciano Coelho 18107b3115f2SLuciano Coelho cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 18117b3115f2SLuciano Coelho if (!cmd) { 18127b3115f2SLuciano Coelho ret = -ENOMEM; 18137b3115f2SLuciano Coelho goto out; 18147b3115f2SLuciano Coelho } 18157b3115f2SLuciano Coelho 18167b3115f2SLuciano Coelho ret = wl1271_cmd_send(wl, CMD_STOP_FWLOGGER, cmd, sizeof(*cmd), 0); 18177b3115f2SLuciano Coelho if (ret < 0) { 18187b3115f2SLuciano Coelho wl1271_error("failed to send stop firmware logger command"); 18197b3115f2SLuciano Coelho goto out_free; 18207b3115f2SLuciano Coelho } 18217b3115f2SLuciano Coelho 18227b3115f2SLuciano Coelho out_free: 18237b3115f2SLuciano Coelho kfree(cmd); 18247b3115f2SLuciano Coelho 18257b3115f2SLuciano Coelho out: 18267b3115f2SLuciano Coelho return ret; 18277b3115f2SLuciano Coelho } 18287b3115f2SLuciano Coelho 18297b3115f2SLuciano Coelho static int wl12xx_cmd_roc(struct wl1271 *wl, struct wl12xx_vif *wlvif, 1830dabf37dbSEliad Peller u8 role_id, enum ieee80211_band band, u8 channel) 18317b3115f2SLuciano Coelho { 18327b3115f2SLuciano Coelho struct wl12xx_cmd_roc *cmd; 18337b3115f2SLuciano Coelho int ret = 0; 18347b3115f2SLuciano Coelho 1835dabf37dbSEliad Peller wl1271_debug(DEBUG_CMD, "cmd roc %d (%d)", channel, role_id); 18367b3115f2SLuciano Coelho 18377b3115f2SLuciano Coelho if (WARN_ON(role_id == WL12XX_INVALID_ROLE_ID)) 18387b3115f2SLuciano Coelho return -EINVAL; 18397b3115f2SLuciano Coelho 18407b3115f2SLuciano Coelho cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 18417b3115f2SLuciano Coelho if (!cmd) { 18427b3115f2SLuciano Coelho ret = -ENOMEM; 18437b3115f2SLuciano Coelho goto out; 18447b3115f2SLuciano Coelho } 18457b3115f2SLuciano Coelho 18467b3115f2SLuciano Coelho cmd->role_id = role_id; 1847dabf37dbSEliad Peller cmd->channel = channel; 1848dabf37dbSEliad Peller switch (band) { 18497b3115f2SLuciano Coelho case IEEE80211_BAND_2GHZ: 185000782136SLuciano Coelho cmd->band = WLCORE_BAND_2_4GHZ; 18517b3115f2SLuciano Coelho break; 18527b3115f2SLuciano Coelho case IEEE80211_BAND_5GHZ: 185300782136SLuciano Coelho cmd->band = WLCORE_BAND_5GHZ; 18547b3115f2SLuciano Coelho break; 18557b3115f2SLuciano Coelho default: 18567b3115f2SLuciano Coelho wl1271_error("roc - unknown band: %d", (int)wlvif->band); 18577b3115f2SLuciano Coelho ret = -EINVAL; 18587b3115f2SLuciano Coelho goto out_free; 18597b3115f2SLuciano Coelho } 18607b3115f2SLuciano Coelho 18617b3115f2SLuciano Coelho 18627b3115f2SLuciano Coelho ret = wl1271_cmd_send(wl, CMD_REMAIN_ON_CHANNEL, cmd, sizeof(*cmd), 0); 18637b3115f2SLuciano Coelho if (ret < 0) { 18647b3115f2SLuciano Coelho wl1271_error("failed to send ROC command"); 18657b3115f2SLuciano Coelho goto out_free; 18667b3115f2SLuciano Coelho } 18677b3115f2SLuciano Coelho 18687b3115f2SLuciano Coelho out_free: 18697b3115f2SLuciano Coelho kfree(cmd); 18707b3115f2SLuciano Coelho 18717b3115f2SLuciano Coelho out: 18727b3115f2SLuciano Coelho return ret; 18737b3115f2SLuciano Coelho } 18747b3115f2SLuciano Coelho 18757b3115f2SLuciano Coelho static int wl12xx_cmd_croc(struct wl1271 *wl, u8 role_id) 18767b3115f2SLuciano Coelho { 18777b3115f2SLuciano Coelho struct wl12xx_cmd_croc *cmd; 18787b3115f2SLuciano Coelho int ret = 0; 18797b3115f2SLuciano Coelho 18807b3115f2SLuciano Coelho wl1271_debug(DEBUG_CMD, "cmd croc (%d)", role_id); 18817b3115f2SLuciano Coelho 18827b3115f2SLuciano Coelho cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 18837b3115f2SLuciano Coelho if (!cmd) { 18847b3115f2SLuciano Coelho ret = -ENOMEM; 18857b3115f2SLuciano Coelho goto out; 18867b3115f2SLuciano Coelho } 18877b3115f2SLuciano Coelho cmd->role_id = role_id; 18887b3115f2SLuciano Coelho 18897b3115f2SLuciano Coelho ret = wl1271_cmd_send(wl, CMD_CANCEL_REMAIN_ON_CHANNEL, cmd, 18907b3115f2SLuciano Coelho sizeof(*cmd), 0); 18917b3115f2SLuciano Coelho if (ret < 0) { 18927b3115f2SLuciano Coelho wl1271_error("failed to send ROC command"); 18937b3115f2SLuciano Coelho goto out_free; 18947b3115f2SLuciano Coelho } 18957b3115f2SLuciano Coelho 18967b3115f2SLuciano Coelho out_free: 18977b3115f2SLuciano Coelho kfree(cmd); 18987b3115f2SLuciano Coelho 18997b3115f2SLuciano Coelho out: 19007b3115f2SLuciano Coelho return ret; 19017b3115f2SLuciano Coelho } 19027b3115f2SLuciano Coelho 1903dabf37dbSEliad Peller int wl12xx_roc(struct wl1271 *wl, struct wl12xx_vif *wlvif, u8 role_id, 1904dabf37dbSEliad Peller enum ieee80211_band band, u8 channel) 19057b3115f2SLuciano Coelho { 19067b3115f2SLuciano Coelho int ret = 0; 19077b3115f2SLuciano Coelho 19087b3115f2SLuciano Coelho if (WARN_ON(test_bit(role_id, wl->roc_map))) 19097b3115f2SLuciano Coelho return 0; 19107b3115f2SLuciano Coelho 1911dabf37dbSEliad Peller ret = wl12xx_cmd_roc(wl, wlvif, role_id, band, channel); 19127b3115f2SLuciano Coelho if (ret < 0) 19137b3115f2SLuciano Coelho goto out; 19147b3115f2SLuciano Coelho 19157b3115f2SLuciano Coelho __set_bit(role_id, wl->roc_map); 19167b3115f2SLuciano Coelho out: 19177b3115f2SLuciano Coelho return ret; 19187b3115f2SLuciano Coelho } 19197b3115f2SLuciano Coelho 19207b3115f2SLuciano Coelho int wl12xx_croc(struct wl1271 *wl, u8 role_id) 19217b3115f2SLuciano Coelho { 19227b3115f2SLuciano Coelho int ret = 0; 19237b3115f2SLuciano Coelho 19247b3115f2SLuciano Coelho if (WARN_ON(!test_bit(role_id, wl->roc_map))) 19257b3115f2SLuciano Coelho return 0; 19267b3115f2SLuciano Coelho 19277b3115f2SLuciano Coelho ret = wl12xx_cmd_croc(wl, role_id); 19287b3115f2SLuciano Coelho if (ret < 0) 19297b3115f2SLuciano Coelho goto out; 19307b3115f2SLuciano Coelho 19317b3115f2SLuciano Coelho __clear_bit(role_id, wl->roc_map); 19327b3115f2SLuciano Coelho 19337b3115f2SLuciano Coelho /* 19347b3115f2SLuciano Coelho * Rearm the tx watchdog when removing the last ROC. This prevents 19357b3115f2SLuciano Coelho * recoveries due to just finished ROCs - when Tx hasn't yet had 19367b3115f2SLuciano Coelho * a chance to get out. 19377b3115f2SLuciano Coelho */ 19387b3115f2SLuciano Coelho if (find_first_bit(wl->roc_map, WL12XX_MAX_ROLES) >= WL12XX_MAX_ROLES) 19397b3115f2SLuciano Coelho wl12xx_rearm_tx_watchdog_locked(wl); 19407b3115f2SLuciano Coelho out: 19417b3115f2SLuciano Coelho return ret; 19427b3115f2SLuciano Coelho } 19437b3115f2SLuciano Coelho 1944fcab1890SEliad Peller int wl12xx_cmd_stop_channel_switch(struct wl1271 *wl, struct wl12xx_vif *wlvif) 19457b3115f2SLuciano Coelho { 19467b3115f2SLuciano Coelho struct wl12xx_cmd_stop_channel_switch *cmd; 19477b3115f2SLuciano Coelho int ret; 19487b3115f2SLuciano Coelho 19497b3115f2SLuciano Coelho wl1271_debug(DEBUG_ACX, "cmd stop channel switch"); 19507b3115f2SLuciano Coelho 19517b3115f2SLuciano Coelho cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 19527b3115f2SLuciano Coelho if (!cmd) { 19537b3115f2SLuciano Coelho ret = -ENOMEM; 19547b3115f2SLuciano Coelho goto out; 19557b3115f2SLuciano Coelho } 19567b3115f2SLuciano Coelho 1957fcab1890SEliad Peller cmd->role_id = wlvif->role_id; 1958fcab1890SEliad Peller 19597b3115f2SLuciano Coelho ret = wl1271_cmd_send(wl, CMD_STOP_CHANNEL_SWICTH, cmd, sizeof(*cmd), 0); 19607b3115f2SLuciano Coelho if (ret < 0) { 19617b3115f2SLuciano Coelho wl1271_error("failed to stop channel switch command"); 19627b3115f2SLuciano Coelho goto out_free; 19637b3115f2SLuciano Coelho } 19647b3115f2SLuciano Coelho 19657b3115f2SLuciano Coelho out_free: 19667b3115f2SLuciano Coelho kfree(cmd); 19677b3115f2SLuciano Coelho 19687b3115f2SLuciano Coelho out: 19697b3115f2SLuciano Coelho return ret; 19707b3115f2SLuciano Coelho } 19717b3115f2SLuciano Coelho 19727b3115f2SLuciano Coelho /* start dev role and roc on its channel */ 1973dabf37dbSEliad Peller int wl12xx_start_dev(struct wl1271 *wl, struct wl12xx_vif *wlvif, 1974dabf37dbSEliad Peller enum ieee80211_band band, int channel) 19757b3115f2SLuciano Coelho { 19767b3115f2SLuciano Coelho int ret; 19777b3115f2SLuciano Coelho 19787b3115f2SLuciano Coelho if (WARN_ON(!(wlvif->bss_type == BSS_TYPE_STA_BSS || 19797b3115f2SLuciano Coelho wlvif->bss_type == BSS_TYPE_IBSS))) 19807b3115f2SLuciano Coelho return -EINVAL; 19817b3115f2SLuciano Coelho 1982889300faSEliad Peller ret = wl12xx_cmd_role_enable(wl, 1983889300faSEliad Peller wl12xx_wlvif_to_vif(wlvif)->addr, 1984889300faSEliad Peller WL1271_ROLE_DEVICE, 1985889300faSEliad Peller &wlvif->dev_role_id); 19867b3115f2SLuciano Coelho if (ret < 0) 19877b3115f2SLuciano Coelho goto out; 19887b3115f2SLuciano Coelho 1989dabf37dbSEliad Peller ret = wl12xx_cmd_role_start_dev(wl, wlvif, band, channel); 1990889300faSEliad Peller if (ret < 0) 1991889300faSEliad Peller goto out_disable; 1992889300faSEliad Peller 1993dabf37dbSEliad Peller ret = wl12xx_roc(wl, wlvif, wlvif->dev_role_id, band, channel); 19947b3115f2SLuciano Coelho if (ret < 0) 19957b3115f2SLuciano Coelho goto out_stop; 19967b3115f2SLuciano Coelho 19977b3115f2SLuciano Coelho return 0; 19987b3115f2SLuciano Coelho 19997b3115f2SLuciano Coelho out_stop: 20007b3115f2SLuciano Coelho wl12xx_cmd_role_stop_dev(wl, wlvif); 2001889300faSEliad Peller out_disable: 2002889300faSEliad Peller wl12xx_cmd_role_disable(wl, &wlvif->dev_role_id); 20037b3115f2SLuciano Coelho out: 20047b3115f2SLuciano Coelho return ret; 20057b3115f2SLuciano Coelho } 20067b3115f2SLuciano Coelho 20077b3115f2SLuciano Coelho /* croc dev hlid, and stop the role */ 20087b3115f2SLuciano Coelho int wl12xx_stop_dev(struct wl1271 *wl, struct wl12xx_vif *wlvif) 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 20167b3115f2SLuciano Coelho /* flush all pending packets */ 2017eb96f841SIdo Yariv ret = wlcore_tx_work_locked(wl); 2018eb96f841SIdo Yariv if (ret < 0) 2019eb96f841SIdo Yariv goto out; 20207b3115f2SLuciano Coelho 20217b3115f2SLuciano Coelho if (test_bit(wlvif->dev_role_id, wl->roc_map)) { 20227b3115f2SLuciano Coelho ret = wl12xx_croc(wl, wlvif->dev_role_id); 20237b3115f2SLuciano Coelho if (ret < 0) 20247b3115f2SLuciano Coelho goto out; 20257b3115f2SLuciano Coelho } 20267b3115f2SLuciano Coelho 20277b3115f2SLuciano Coelho ret = wl12xx_cmd_role_stop_dev(wl, wlvif); 20287b3115f2SLuciano Coelho if (ret < 0) 20297b3115f2SLuciano Coelho goto out; 2030889300faSEliad Peller 2031889300faSEliad Peller ret = wl12xx_cmd_role_disable(wl, &wlvif->dev_role_id); 2032889300faSEliad Peller if (ret < 0) 2033889300faSEliad Peller goto out; 2034889300faSEliad Peller 20357b3115f2SLuciano Coelho out: 20367b3115f2SLuciano Coelho return ret; 20377b3115f2SLuciano Coelho } 2038