12b27bdccSThomas Gleixner // SPDX-License-Identifier: GPL-2.0-only 27b3115f2SLuciano Coelho /* 37b3115f2SLuciano Coelho * This file is part of wl1271 47b3115f2SLuciano Coelho * 57b3115f2SLuciano Coelho * Copyright (C) 2009-2010 Nokia Corporation 67b3115f2SLuciano Coelho * 77b3115f2SLuciano Coelho * Contact: Luciano Coelho <luciano.coelho@nokia.com> 87b3115f2SLuciano Coelho */ 97b3115f2SLuciano Coelho 107b3115f2SLuciano Coelho #include <linux/module.h> 117b3115f2SLuciano Coelho #include <linux/platform_device.h> 12fa2648a3STony Lindgren #include <linux/pm_runtime.h> 137b3115f2SLuciano Coelho #include <linux/spi/spi.h> 147b3115f2SLuciano Coelho #include <linux/etherdevice.h> 157b3115f2SLuciano Coelho #include <linux/ieee80211.h> 167b3115f2SLuciano Coelho #include <linux/slab.h> 177b3115f2SLuciano Coelho 18c31be25aSLuciano Coelho #include "wlcore.h" 197b3115f2SLuciano Coelho #include "debug.h" 207b3115f2SLuciano Coelho #include "io.h" 217b3115f2SLuciano Coelho #include "acx.h" 227b3115f2SLuciano Coelho #include "wl12xx_80211.h" 237b3115f2SLuciano Coelho #include "cmd.h" 247b3115f2SLuciano Coelho #include "event.h" 257b3115f2SLuciano Coelho #include "tx.h" 2660462b48SLuciano Coelho #include "hw_ops.h" 277b3115f2SLuciano Coelho 287b3115f2SLuciano Coelho #define WL1271_CMD_FAST_POLL_COUNT 50 29c45ee4ffSYoni Divinsky #define WL1271_WAIT_EVENT_FAST_POLL_COUNT 20 307b3115f2SLuciano Coelho 317b3115f2SLuciano Coelho /* 327b3115f2SLuciano Coelho * send command to firmware 337b3115f2SLuciano Coelho * 347b3115f2SLuciano Coelho * @wl: wl struct 357b3115f2SLuciano Coelho * @id: command id 367b3115f2SLuciano Coelho * @buf: buffer containing the command, must work with dma 377b3115f2SLuciano Coelho * @len: length of the buffer 38ea508435SEliad Peller * return the cmd status code on success. 397b3115f2SLuciano Coelho */ 40ea508435SEliad Peller static int __wlcore_cmd_send(struct wl1271 *wl, u16 id, void *buf, 41ea508435SEliad Peller size_t len, size_t res_len) 427b3115f2SLuciano Coelho { 437b3115f2SLuciano Coelho struct wl1271_cmd_header *cmd; 447b3115f2SLuciano Coelho unsigned long timeout; 457b3115f2SLuciano Coelho u32 intr; 46ea508435SEliad Peller int ret; 477b3115f2SLuciano Coelho u16 status; 487b3115f2SLuciano Coelho u16 poll_count = 0; 497b3115f2SLuciano Coelho 501ede9500SArik Nemtsov if (unlikely(wl->state == WLCORE_STATE_RESTARTING && 51c2e64242SBarak Bercovitz id != CMD_STOP_FWLOGGER)) 524cc53383SIdo Yariv return -EIO; 534cc53383SIdo Yariv 54f5b8f479SLuciano Coelho if (WARN_ON_ONCE(len < sizeof(*cmd))) 55f5b8f479SLuciano Coelho return -EIO; 56f5b8f479SLuciano Coelho 577b3115f2SLuciano Coelho cmd = buf; 587b3115f2SLuciano Coelho cmd->id = cpu_to_le16(id); 597b3115f2SLuciano Coelho cmd->status = 0; 607b3115f2SLuciano Coelho 617b3115f2SLuciano Coelho WARN_ON(len % 4 != 0); 627b3115f2SLuciano Coelho WARN_ON(test_bit(WL1271_FLAG_IN_ELP, &wl->flags)); 637b3115f2SLuciano Coelho 64eb96f841SIdo Yariv ret = wlcore_write(wl, wl->cmd_box_addr, buf, len, false); 65eb96f841SIdo Yariv if (ret < 0) 66ea508435SEliad Peller return ret; 677b3115f2SLuciano Coelho 68f16ff758SLuciano Coelho /* 69f16ff758SLuciano Coelho * TODO: we just need this because one bit is in a different 70f16ff758SLuciano Coelho * place. Is there any better way? 71f16ff758SLuciano Coelho */ 72eb96f841SIdo Yariv ret = wl->ops->trigger_cmd(wl, wl->cmd_box_addr, buf, len); 73eb96f841SIdo Yariv if (ret < 0) 74ea508435SEliad Peller return ret; 757b3115f2SLuciano Coelho 767b3115f2SLuciano Coelho timeout = jiffies + msecs_to_jiffies(WL1271_COMMAND_TIMEOUT); 777b3115f2SLuciano Coelho 786134323fSIdo Yariv ret = wlcore_read_reg(wl, REG_INTERRUPT_NO_CLEAR, &intr); 796134323fSIdo Yariv if (ret < 0) 80ea508435SEliad Peller return ret; 816134323fSIdo Yariv 827b3115f2SLuciano Coelho while (!(intr & WL1271_ACX_INTR_CMD_COMPLETE)) { 837b3115f2SLuciano Coelho if (time_after(jiffies, timeout)) { 847b3115f2SLuciano Coelho wl1271_error("command complete timeout"); 85ea508435SEliad Peller return -ETIMEDOUT; 867b3115f2SLuciano Coelho } 877b3115f2SLuciano Coelho 887b3115f2SLuciano Coelho poll_count++; 897b3115f2SLuciano Coelho if (poll_count < WL1271_CMD_FAST_POLL_COUNT) 907b3115f2SLuciano Coelho udelay(10); 917b3115f2SLuciano Coelho else 927b3115f2SLuciano Coelho msleep(1); 937b3115f2SLuciano Coelho 946134323fSIdo Yariv ret = wlcore_read_reg(wl, REG_INTERRUPT_NO_CLEAR, &intr); 956134323fSIdo Yariv if (ret < 0) 96ea508435SEliad Peller return ret; 977b3115f2SLuciano Coelho } 987b3115f2SLuciano Coelho 997b3115f2SLuciano Coelho /* read back the status code of the command */ 1007b3115f2SLuciano Coelho if (res_len == 0) 1017b3115f2SLuciano Coelho res_len = sizeof(struct wl1271_cmd_header); 102045b9b5fSIdo Yariv 103045b9b5fSIdo Yariv ret = wlcore_read(wl, wl->cmd_box_addr, cmd, res_len, false); 104045b9b5fSIdo Yariv if (ret < 0) 105ea508435SEliad Peller return ret; 1067b3115f2SLuciano Coelho 1077b3115f2SLuciano Coelho status = le16_to_cpu(cmd->status); 1087b3115f2SLuciano Coelho 109b0f0ad39SIdo Yariv ret = wlcore_write_reg(wl, REG_INTERRUPT_ACK, 110b0f0ad39SIdo Yariv WL1271_ACX_INTR_CMD_COMPLETE); 111b0f0ad39SIdo Yariv if (ret < 0) 112ea508435SEliad Peller return ret; 113ea508435SEliad Peller 114ea508435SEliad Peller return status; 115ea508435SEliad Peller } 116ea508435SEliad Peller 117ea508435SEliad Peller /* 118ea508435SEliad Peller * send command to fw and return cmd status on success 119ea508435SEliad Peller * valid_rets contains a bitmap of allowed error codes 120ea508435SEliad Peller */ 121d351f5feSLuciano Coelho static int wlcore_cmd_send_failsafe(struct wl1271 *wl, u16 id, void *buf, 122d351f5feSLuciano Coelho size_t len, size_t res_len, 123d351f5feSLuciano Coelho unsigned long valid_rets) 124ea508435SEliad Peller { 125ea508435SEliad Peller int ret = __wlcore_cmd_send(wl, id, buf, len, res_len); 126ea508435SEliad Peller 127ea508435SEliad Peller if (ret < 0) 128b0f0ad39SIdo Yariv goto fail; 129b0f0ad39SIdo Yariv 130ea508435SEliad Peller /* success is always a valid status */ 131ea508435SEliad Peller valid_rets |= BIT(CMD_STATUS_SUCCESS); 1327b3115f2SLuciano Coelho 133ea508435SEliad Peller if (ret >= MAX_COMMAND_STATUS || 134ea508435SEliad Peller !test_bit(ret, &valid_rets)) { 135ea508435SEliad Peller wl1271_error("command execute failure %d", ret); 136ea508435SEliad Peller ret = -EIO; 137ea508435SEliad Peller goto fail; 138ea508435SEliad Peller } 139ea508435SEliad Peller return ret; 1407b3115f2SLuciano Coelho fail: 1417b3115f2SLuciano Coelho wl12xx_queue_recovery_work(wl); 1427b3115f2SLuciano Coelho return ret; 1437b3115f2SLuciano Coelho } 1447b3115f2SLuciano Coelho 1457b3115f2SLuciano Coelho /* 146ea508435SEliad Peller * wrapper for wlcore_cmd_send that accept only CMD_STATUS_SUCCESS 147ea508435SEliad Peller * return 0 on success. 148ea508435SEliad Peller */ 149ea508435SEliad Peller int wl1271_cmd_send(struct wl1271 *wl, u16 id, void *buf, size_t len, 150ea508435SEliad Peller size_t res_len) 151ea508435SEliad Peller { 152ea508435SEliad Peller int ret = wlcore_cmd_send_failsafe(wl, id, buf, len, res_len, 0); 153ea508435SEliad Peller 154ea508435SEliad Peller if (ret < 0) 155ea508435SEliad Peller return ret; 156ea508435SEliad Peller return 0; 157ea508435SEliad Peller } 158d351f5feSLuciano Coelho EXPORT_SYMBOL_GPL(wl1271_cmd_send); 1597b3115f2SLuciano Coelho 1607b3115f2SLuciano Coelho /* 1617b3115f2SLuciano Coelho * Poll the mailbox event field until any of the bits in the mask is set or a 1627b3115f2SLuciano Coelho * timeout occurs (WL1271_EVENT_TIMEOUT in msecs) 1637b3115f2SLuciano Coelho */ 164c50a2825SEliad Peller int wlcore_cmd_wait_for_event_or_timeout(struct wl1271 *wl, 1656c15c1aaSEyal Shapira u32 mask, bool *timeout) 1667b3115f2SLuciano Coelho { 1677b3115f2SLuciano Coelho u32 *events_vector; 1687b3115f2SLuciano Coelho u32 event; 1696c15c1aaSEyal Shapira unsigned long timeout_time; 170c45ee4ffSYoni Divinsky u16 poll_count = 0; 1717b3115f2SLuciano Coelho int ret = 0; 1727b3115f2SLuciano Coelho 1736c15c1aaSEyal Shapira *timeout = false; 1746c15c1aaSEyal Shapira 1750230dfeaSDan Carpenter events_vector = kmalloc(sizeof(*events_vector), GFP_KERNEL | GFP_DMA); 1760230dfeaSDan Carpenter if (!events_vector) 1770230dfeaSDan Carpenter return -ENOMEM; 1787b3115f2SLuciano Coelho 1796c15c1aaSEyal Shapira timeout_time = jiffies + msecs_to_jiffies(WL1271_EVENT_TIMEOUT); 1807b3115f2SLuciano Coelho 181e05c7ddfSMinghao Chi ret = pm_runtime_resume_and_get(wl->dev); 182e05c7ddfSMinghao Chi if (ret < 0) 18304614fe4SGustavo A. R. Silva goto free_vector; 1844ec7ceceSTony Lindgren 1857b3115f2SLuciano Coelho do { 1866c15c1aaSEyal Shapira if (time_after(jiffies, timeout_time)) { 1877b3115f2SLuciano Coelho wl1271_debug(DEBUG_CMD, "timeout waiting for event %d", 1887b3115f2SLuciano Coelho (int)mask); 1896c15c1aaSEyal Shapira *timeout = true; 1907b3115f2SLuciano Coelho goto out; 1917b3115f2SLuciano Coelho } 1927b3115f2SLuciano Coelho 193c45ee4ffSYoni Divinsky poll_count++; 194c45ee4ffSYoni Divinsky if (poll_count < WL1271_WAIT_EVENT_FAST_POLL_COUNT) 195c45ee4ffSYoni Divinsky usleep_range(50, 51); 196c45ee4ffSYoni Divinsky else 197c45ee4ffSYoni Divinsky usleep_range(1000, 5000); 1987b3115f2SLuciano Coelho 1997b3115f2SLuciano Coelho /* read from both event fields */ 200045b9b5fSIdo Yariv ret = wlcore_read(wl, wl->mbox_ptr[0], events_vector, 2017b3115f2SLuciano Coelho sizeof(*events_vector), false); 202045b9b5fSIdo Yariv if (ret < 0) 203045b9b5fSIdo Yariv goto out; 204045b9b5fSIdo Yariv 2057b3115f2SLuciano Coelho event = *events_vector & mask; 206045b9b5fSIdo Yariv 207045b9b5fSIdo Yariv ret = wlcore_read(wl, wl->mbox_ptr[1], events_vector, 2087b3115f2SLuciano Coelho sizeof(*events_vector), false); 209045b9b5fSIdo Yariv if (ret < 0) 210045b9b5fSIdo Yariv goto out; 211045b9b5fSIdo Yariv 2127b3115f2SLuciano Coelho event |= *events_vector & mask; 2137b3115f2SLuciano Coelho } while (!event); 2147b3115f2SLuciano Coelho 2157b3115f2SLuciano Coelho out: 2169b71578dSTony Lindgren pm_runtime_mark_last_busy(wl->dev); 2179b71578dSTony Lindgren pm_runtime_put_autosuspend(wl->dev); 21804614fe4SGustavo A. R. Silva free_vector: 2197b3115f2SLuciano Coelho kfree(events_vector); 2207b3115f2SLuciano Coelho return ret; 2217b3115f2SLuciano Coelho } 222c50a2825SEliad Peller EXPORT_SYMBOL_GPL(wlcore_cmd_wait_for_event_or_timeout); 2237b3115f2SLuciano Coelho 2247b3115f2SLuciano Coelho int wl12xx_cmd_role_enable(struct wl1271 *wl, u8 *addr, u8 role_type, 2257b3115f2SLuciano Coelho u8 *role_id) 2267b3115f2SLuciano Coelho { 2277b3115f2SLuciano Coelho struct wl12xx_cmd_role_enable *cmd; 2287b3115f2SLuciano Coelho int ret; 2297b3115f2SLuciano Coelho 2307b3115f2SLuciano Coelho wl1271_debug(DEBUG_CMD, "cmd role enable"); 2317b3115f2SLuciano Coelho 2327b3115f2SLuciano Coelho if (WARN_ON(*role_id != WL12XX_INVALID_ROLE_ID)) 2337b3115f2SLuciano Coelho return -EBUSY; 2347b3115f2SLuciano Coelho 2357b3115f2SLuciano Coelho cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 2367b3115f2SLuciano Coelho if (!cmd) { 2377b3115f2SLuciano Coelho ret = -ENOMEM; 2387b3115f2SLuciano Coelho goto out; 2397b3115f2SLuciano Coelho } 2407b3115f2SLuciano Coelho 2417b3115f2SLuciano Coelho /* get role id */ 2427b3115f2SLuciano Coelho cmd->role_id = find_first_zero_bit(wl->roles_map, WL12XX_MAX_ROLES); 2437b3115f2SLuciano Coelho if (cmd->role_id >= WL12XX_MAX_ROLES) { 2447b3115f2SLuciano Coelho ret = -EBUSY; 2457b3115f2SLuciano Coelho goto out_free; 2467b3115f2SLuciano Coelho } 2477b3115f2SLuciano Coelho 2487b3115f2SLuciano Coelho memcpy(cmd->mac_address, addr, ETH_ALEN); 2497b3115f2SLuciano Coelho cmd->role_type = role_type; 2507b3115f2SLuciano Coelho 2517b3115f2SLuciano Coelho ret = wl1271_cmd_send(wl, CMD_ROLE_ENABLE, cmd, sizeof(*cmd), 0); 2527b3115f2SLuciano Coelho if (ret < 0) { 2537b3115f2SLuciano Coelho wl1271_error("failed to initiate cmd role enable"); 2547b3115f2SLuciano Coelho goto out_free; 2557b3115f2SLuciano Coelho } 2567b3115f2SLuciano Coelho 2577b3115f2SLuciano Coelho __set_bit(cmd->role_id, wl->roles_map); 2587b3115f2SLuciano Coelho *role_id = cmd->role_id; 2597b3115f2SLuciano Coelho 2607b3115f2SLuciano Coelho out_free: 2617b3115f2SLuciano Coelho kfree(cmd); 2627b3115f2SLuciano Coelho 2637b3115f2SLuciano Coelho out: 2647b3115f2SLuciano Coelho return ret; 2657b3115f2SLuciano Coelho } 2667b3115f2SLuciano Coelho 2677b3115f2SLuciano Coelho int wl12xx_cmd_role_disable(struct wl1271 *wl, u8 *role_id) 2687b3115f2SLuciano Coelho { 2697b3115f2SLuciano Coelho struct wl12xx_cmd_role_disable *cmd; 2707b3115f2SLuciano Coelho int ret; 2717b3115f2SLuciano Coelho 2727b3115f2SLuciano Coelho wl1271_debug(DEBUG_CMD, "cmd role disable"); 2737b3115f2SLuciano Coelho 2747b3115f2SLuciano Coelho if (WARN_ON(*role_id == WL12XX_INVALID_ROLE_ID)) 2757b3115f2SLuciano Coelho return -ENOENT; 2767b3115f2SLuciano Coelho 2777b3115f2SLuciano Coelho cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 2787b3115f2SLuciano Coelho if (!cmd) { 2797b3115f2SLuciano Coelho ret = -ENOMEM; 2807b3115f2SLuciano Coelho goto out; 2817b3115f2SLuciano Coelho } 2827b3115f2SLuciano Coelho cmd->role_id = *role_id; 2837b3115f2SLuciano Coelho 2847b3115f2SLuciano Coelho ret = wl1271_cmd_send(wl, CMD_ROLE_DISABLE, cmd, sizeof(*cmd), 0); 2857b3115f2SLuciano Coelho if (ret < 0) { 2867b3115f2SLuciano Coelho wl1271_error("failed to initiate cmd role disable"); 2877b3115f2SLuciano Coelho goto out_free; 2887b3115f2SLuciano Coelho } 2897b3115f2SLuciano Coelho 2907b3115f2SLuciano Coelho __clear_bit(*role_id, wl->roles_map); 2917b3115f2SLuciano Coelho *role_id = WL12XX_INVALID_ROLE_ID; 2927b3115f2SLuciano Coelho 2937b3115f2SLuciano Coelho out_free: 2947b3115f2SLuciano Coelho kfree(cmd); 2957b3115f2SLuciano Coelho 2967b3115f2SLuciano Coelho out: 2977b3115f2SLuciano Coelho return ret; 2987b3115f2SLuciano Coelho } 2997b3115f2SLuciano Coelho 300978cd3a0SEliad Peller static int wlcore_get_new_session_id(struct wl1271 *wl, u8 hlid) 301978cd3a0SEliad Peller { 302978cd3a0SEliad Peller if (wl->session_ids[hlid] >= SESSION_COUNTER_MAX) 303978cd3a0SEliad Peller wl->session_ids[hlid] = 0; 304978cd3a0SEliad Peller 305978cd3a0SEliad Peller wl->session_ids[hlid]++; 306978cd3a0SEliad Peller 307978cd3a0SEliad Peller return wl->session_ids[hlid]; 308978cd3a0SEliad Peller } 309978cd3a0SEliad Peller 3107b3115f2SLuciano Coelho int wl12xx_allocate_link(struct wl1271 *wl, struct wl12xx_vif *wlvif, u8 *hlid) 3117b3115f2SLuciano Coelho { 3127b3115f2SLuciano Coelho unsigned long flags; 313da08fdfaSEliad Peller u8 link = find_first_zero_bit(wl->links_map, wl->num_links); 314da08fdfaSEliad Peller if (link >= wl->num_links) 3157b3115f2SLuciano Coelho return -EBUSY; 3167b3115f2SLuciano Coelho 317978cd3a0SEliad Peller wl->session_ids[link] = wlcore_get_new_session_id(wl, link); 318978cd3a0SEliad Peller 3197b3115f2SLuciano Coelho /* these bits are used by op_tx */ 3207b3115f2SLuciano Coelho spin_lock_irqsave(&wl->wl_lock, flags); 3217b3115f2SLuciano Coelho __set_bit(link, wl->links_map); 3227b3115f2SLuciano Coelho __set_bit(link, wlvif->links_map); 3237b3115f2SLuciano Coelho spin_unlock_irqrestore(&wl->wl_lock, flags); 324b50a62bbSArik Nemtsov 32575fb4df7SEliad Peller /* 32675fb4df7SEliad Peller * take the last "freed packets" value from the current FW status. 32775fb4df7SEliad Peller * on recovery, we might not have fw_status yet, and 32875fb4df7SEliad Peller * tx_lnk_free_pkts will be NULL. check for it. 32975fb4df7SEliad Peller */ 33075fb4df7SEliad Peller if (wl->fw_status->counters.tx_lnk_free_pkts) 331b50a62bbSArik Nemtsov wl->links[link].prev_freed_pkts = 33275fb4df7SEliad Peller wl->fw_status->counters.tx_lnk_free_pkts[link]; 3331e0708a9SArik Nemtsov wl->links[link].wlvif = wlvif; 33493d5d100SArik Nemtsov 33593d5d100SArik Nemtsov /* 33693d5d100SArik Nemtsov * Take saved value for total freed packets from wlvif, in case this is 33793d5d100SArik Nemtsov * recovery/resume 33893d5d100SArik Nemtsov */ 33993d5d100SArik Nemtsov if (wlvif->bss_type != BSS_TYPE_AP_BSS) 34093d5d100SArik Nemtsov wl->links[link].total_freed_pkts = wlvif->total_freed_pkts; 34193d5d100SArik Nemtsov 3427b3115f2SLuciano Coelho *hlid = link; 3439a100968SArik Nemtsov 3449a100968SArik Nemtsov wl->active_link_count++; 3457b3115f2SLuciano Coelho return 0; 3467b3115f2SLuciano Coelho } 3477b3115f2SLuciano Coelho 3487b3115f2SLuciano Coelho void wl12xx_free_link(struct wl1271 *wl, struct wl12xx_vif *wlvif, u8 *hlid) 3497b3115f2SLuciano Coelho { 3507b3115f2SLuciano Coelho unsigned long flags; 3517b3115f2SLuciano Coelho 3527b3115f2SLuciano Coelho if (*hlid == WL12XX_INVALID_LINK_ID) 3537b3115f2SLuciano Coelho return; 3547b3115f2SLuciano Coelho 3557b3115f2SLuciano Coelho /* these bits are used by op_tx */ 3567b3115f2SLuciano Coelho spin_lock_irqsave(&wl->wl_lock, flags); 3577b3115f2SLuciano Coelho __clear_bit(*hlid, wl->links_map); 3587b3115f2SLuciano Coelho __clear_bit(*hlid, wlvif->links_map); 3597b3115f2SLuciano Coelho spin_unlock_irqrestore(&wl->wl_lock, flags); 3607b3115f2SLuciano Coelho 3616c4c4534SArik Nemtsov wl->links[*hlid].allocated_pkts = 0; 3626c4c4534SArik Nemtsov wl->links[*hlid].prev_freed_pkts = 0; 3636c4c4534SArik Nemtsov wl->links[*hlid].ba_bitmap = 0; 36493803b33SJoe Perches eth_zero_addr(wl->links[*hlid].addr); 3656c4c4534SArik Nemtsov 3667b3115f2SLuciano Coelho /* 3677b3115f2SLuciano Coelho * At this point op_tx() will not add more packets to the queues. We 3687b3115f2SLuciano Coelho * can purge them. 3697b3115f2SLuciano Coelho */ 3707b3115f2SLuciano Coelho wl1271_tx_reset_link_queues(wl, *hlid); 3711e0708a9SArik Nemtsov wl->links[*hlid].wlvif = NULL; 3727b3115f2SLuciano Coelho 37350d26aa3SEliad Peller if (wlvif->bss_type == BSS_TYPE_AP_BSS && 37450d26aa3SEliad Peller *hlid == wlvif->ap.bcast_hlid) { 37530a00358SEliad Peller u32 sqn_padding = WL1271_TX_SQN_POST_RECOVERY_PADDING; 37693d5d100SArik Nemtsov /* 37793d5d100SArik Nemtsov * save the total freed packets in the wlvif, in case this is 37893d5d100SArik Nemtsov * recovery or suspend 37993d5d100SArik Nemtsov */ 38093d5d100SArik Nemtsov wlvif->total_freed_pkts = wl->links[*hlid].total_freed_pkts; 38193d5d100SArik Nemtsov 38293d5d100SArik Nemtsov /* 38393d5d100SArik Nemtsov * increment the initial seq number on recovery to account for 38493d5d100SArik Nemtsov * transmitted packets that we haven't yet got in the FW status 38593d5d100SArik Nemtsov */ 38630a00358SEliad Peller if (wlvif->encryption_type == KEY_GEM) 38730a00358SEliad Peller sqn_padding = WL1271_TX_SQN_POST_RECOVERY_PADDING_GEM; 38830a00358SEliad Peller 38993d5d100SArik Nemtsov if (test_bit(WL1271_FLAG_RECOVERY_IN_PROGRESS, &wl->flags)) 39030a00358SEliad Peller wlvif->total_freed_pkts += sqn_padding; 39193d5d100SArik Nemtsov } 39293d5d100SArik Nemtsov 39393d5d100SArik Nemtsov wl->links[*hlid].total_freed_pkts = 0; 39493d5d100SArik Nemtsov 3957b3115f2SLuciano Coelho *hlid = WL12XX_INVALID_LINK_ID; 3969a100968SArik Nemtsov wl->active_link_count--; 3979a100968SArik Nemtsov WARN_ON_ONCE(wl->active_link_count < 0); 3987b3115f2SLuciano Coelho } 3997b3115f2SLuciano Coelho 400750e9d15SEliad Peller u8 wlcore_get_native_channel_type(u8 nl_channel_type) 401a6298dbeSArik Nemtsov { 402a6298dbeSArik Nemtsov switch (nl_channel_type) { 403a6298dbeSArik Nemtsov case NL80211_CHAN_NO_HT: 404a6298dbeSArik Nemtsov return WLCORE_CHAN_NO_HT; 405a6298dbeSArik Nemtsov case NL80211_CHAN_HT20: 406a6298dbeSArik Nemtsov return WLCORE_CHAN_HT20; 407a6298dbeSArik Nemtsov case NL80211_CHAN_HT40MINUS: 408a6298dbeSArik Nemtsov return WLCORE_CHAN_HT40MINUS; 409a6298dbeSArik Nemtsov case NL80211_CHAN_HT40PLUS: 410a6298dbeSArik Nemtsov return WLCORE_CHAN_HT40PLUS; 411a6298dbeSArik Nemtsov default: 412a6298dbeSArik Nemtsov WARN_ON(1); 413a6298dbeSArik Nemtsov return WLCORE_CHAN_NO_HT; 414a6298dbeSArik Nemtsov } 415a6298dbeSArik Nemtsov } 416750e9d15SEliad Peller EXPORT_SYMBOL_GPL(wlcore_get_native_channel_type); 417a6298dbeSArik Nemtsov 4187b3115f2SLuciano Coelho static int wl12xx_cmd_role_start_dev(struct wl1271 *wl, 419dabf37dbSEliad Peller struct wl12xx_vif *wlvif, 42057fbcce3SJohannes Berg enum nl80211_band band, 421dabf37dbSEliad Peller int channel) 4227b3115f2SLuciano Coelho { 4237b3115f2SLuciano Coelho struct wl12xx_cmd_role_start *cmd; 4247b3115f2SLuciano Coelho int ret; 4257b3115f2SLuciano Coelho 4267b3115f2SLuciano Coelho cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 4277b3115f2SLuciano Coelho if (!cmd) { 4287b3115f2SLuciano Coelho ret = -ENOMEM; 4297b3115f2SLuciano Coelho goto out; 4307b3115f2SLuciano Coelho } 4317b3115f2SLuciano Coelho 4327b3115f2SLuciano Coelho wl1271_debug(DEBUG_CMD, "cmd role start dev %d", wlvif->dev_role_id); 4337b3115f2SLuciano Coelho 4347b3115f2SLuciano Coelho cmd->role_id = wlvif->dev_role_id; 43557fbcce3SJohannes Berg if (band == NL80211_BAND_5GHZ) 43600782136SLuciano Coelho cmd->band = WLCORE_BAND_5GHZ; 437dabf37dbSEliad Peller cmd->channel = channel; 4387b3115f2SLuciano Coelho 4397b3115f2SLuciano Coelho if (wlvif->dev_hlid == WL12XX_INVALID_LINK_ID) { 4407b3115f2SLuciano Coelho ret = wl12xx_allocate_link(wl, wlvif, &wlvif->dev_hlid); 4417b3115f2SLuciano Coelho if (ret) 4427b3115f2SLuciano Coelho goto out_free; 4437b3115f2SLuciano Coelho } 4447b3115f2SLuciano Coelho cmd->device.hlid = wlvif->dev_hlid; 445978cd3a0SEliad Peller cmd->device.session = wl->session_ids[wlvif->dev_hlid]; 4467b3115f2SLuciano Coelho 4477b3115f2SLuciano Coelho wl1271_debug(DEBUG_CMD, "role start: roleid=%d, hlid=%d, session=%d", 4487b3115f2SLuciano Coelho cmd->role_id, cmd->device.hlid, cmd->device.session); 4497b3115f2SLuciano Coelho 4507b3115f2SLuciano Coelho ret = wl1271_cmd_send(wl, CMD_ROLE_START, cmd, sizeof(*cmd), 0); 4517b3115f2SLuciano Coelho if (ret < 0) { 4527b3115f2SLuciano Coelho wl1271_error("failed to initiate cmd role enable"); 4537b3115f2SLuciano Coelho goto err_hlid; 4547b3115f2SLuciano Coelho } 4557b3115f2SLuciano Coelho 4567b3115f2SLuciano Coelho goto out_free; 4577b3115f2SLuciano Coelho 4587b3115f2SLuciano Coelho err_hlid: 4597b3115f2SLuciano Coelho /* clear links on error */ 4607b3115f2SLuciano Coelho wl12xx_free_link(wl, wlvif, &wlvif->dev_hlid); 4617b3115f2SLuciano Coelho 4627b3115f2SLuciano Coelho out_free: 4637b3115f2SLuciano Coelho kfree(cmd); 4647b3115f2SLuciano Coelho 4657b3115f2SLuciano Coelho out: 4667b3115f2SLuciano Coelho return ret; 4677b3115f2SLuciano Coelho } 4687b3115f2SLuciano Coelho 4697b3115f2SLuciano Coelho static int wl12xx_cmd_role_stop_dev(struct wl1271 *wl, 4707b3115f2SLuciano Coelho struct wl12xx_vif *wlvif) 4717b3115f2SLuciano Coelho { 4727b3115f2SLuciano Coelho struct wl12xx_cmd_role_stop *cmd; 4737b3115f2SLuciano Coelho int ret; 4747b3115f2SLuciano Coelho 4757b3115f2SLuciano Coelho if (WARN_ON(wlvif->dev_hlid == WL12XX_INVALID_LINK_ID)) 4767b3115f2SLuciano Coelho return -EINVAL; 4777b3115f2SLuciano Coelho 4787b3115f2SLuciano Coelho cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 4797b3115f2SLuciano Coelho if (!cmd) { 4807b3115f2SLuciano Coelho ret = -ENOMEM; 4817b3115f2SLuciano Coelho goto out; 4827b3115f2SLuciano Coelho } 4837b3115f2SLuciano Coelho 4847b3115f2SLuciano Coelho wl1271_debug(DEBUG_CMD, "cmd role stop dev"); 4857b3115f2SLuciano Coelho 4867b3115f2SLuciano Coelho cmd->role_id = wlvif->dev_role_id; 4877b3115f2SLuciano Coelho cmd->disc_type = DISCONNECT_IMMEDIATE; 4887b3115f2SLuciano Coelho cmd->reason = cpu_to_le16(WLAN_REASON_UNSPECIFIED); 4897b3115f2SLuciano Coelho 4907b3115f2SLuciano Coelho ret = wl1271_cmd_send(wl, CMD_ROLE_STOP, cmd, sizeof(*cmd), 0); 4917b3115f2SLuciano Coelho if (ret < 0) { 4927b3115f2SLuciano Coelho wl1271_error("failed to initiate cmd role stop"); 4937b3115f2SLuciano Coelho goto out_free; 4947b3115f2SLuciano Coelho } 4957b3115f2SLuciano Coelho 4967b3115f2SLuciano Coelho wl12xx_free_link(wl, wlvif, &wlvif->dev_hlid); 4977b3115f2SLuciano Coelho 4987b3115f2SLuciano Coelho out_free: 4997b3115f2SLuciano Coelho kfree(cmd); 5007b3115f2SLuciano Coelho 5017b3115f2SLuciano Coelho out: 5027b3115f2SLuciano Coelho return ret; 5037b3115f2SLuciano Coelho } 5047b3115f2SLuciano Coelho 5057b3115f2SLuciano Coelho int wl12xx_cmd_role_start_sta(struct wl1271 *wl, struct wl12xx_vif *wlvif) 5067b3115f2SLuciano Coelho { 5077b3115f2SLuciano Coelho struct ieee80211_vif *vif = wl12xx_wlvif_to_vif(wlvif); 5087b3115f2SLuciano Coelho struct wl12xx_cmd_role_start *cmd; 50942ec1f82SEliad Peller u32 supported_rates; 5107b3115f2SLuciano Coelho int ret; 5117b3115f2SLuciano Coelho 5127b3115f2SLuciano Coelho cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 5137b3115f2SLuciano Coelho if (!cmd) { 5147b3115f2SLuciano Coelho ret = -ENOMEM; 5157b3115f2SLuciano Coelho goto out; 5167b3115f2SLuciano Coelho } 5177b3115f2SLuciano Coelho 5187b3115f2SLuciano Coelho wl1271_debug(DEBUG_CMD, "cmd role start sta %d", wlvif->role_id); 5197b3115f2SLuciano Coelho 5207b3115f2SLuciano Coelho cmd->role_id = wlvif->role_id; 52157fbcce3SJohannes Berg if (wlvif->band == NL80211_BAND_5GHZ) 52200782136SLuciano Coelho cmd->band = WLCORE_BAND_5GHZ; 5237b3115f2SLuciano Coelho cmd->channel = wlvif->channel; 5247b3115f2SLuciano Coelho cmd->sta.basic_rate_set = cpu_to_le32(wlvif->basic_rate_set); 5257b3115f2SLuciano Coelho cmd->sta.beacon_interval = cpu_to_le16(wlvif->beacon_int); 5267b3115f2SLuciano Coelho cmd->sta.ssid_type = WL12XX_SSID_TYPE_ANY; 5277b3115f2SLuciano Coelho cmd->sta.ssid_len = wlvif->ssid_len; 5287b3115f2SLuciano Coelho memcpy(cmd->sta.ssid, wlvif->ssid, wlvif->ssid_len); 5297b3115f2SLuciano Coelho memcpy(cmd->sta.bssid, vif->bss_conf.bssid, ETH_ALEN); 53042ec1f82SEliad Peller 53142ec1f82SEliad Peller supported_rates = CONF_TX_ENABLED_RATES | CONF_TX_MCS_RATES | 53242ec1f82SEliad Peller wlcore_hw_sta_get_ap_rate_mask(wl, wlvif); 53342ec1f82SEliad Peller if (wlvif->p2p) 53442ec1f82SEliad Peller supported_rates &= ~CONF_TX_CCK_RATES; 53542ec1f82SEliad Peller 53642ec1f82SEliad Peller cmd->sta.local_rates = cpu_to_le32(supported_rates); 53742ec1f82SEliad Peller 538a6298dbeSArik Nemtsov cmd->channel_type = wlcore_get_native_channel_type(wlvif->channel_type); 5397b3115f2SLuciano Coelho 5407b3115f2SLuciano Coelho if (wlvif->sta.hlid == WL12XX_INVALID_LINK_ID) { 5417b3115f2SLuciano Coelho ret = wl12xx_allocate_link(wl, wlvif, &wlvif->sta.hlid); 5427b3115f2SLuciano Coelho if (ret) 5437b3115f2SLuciano Coelho goto out_free; 5447b3115f2SLuciano Coelho } 5457b3115f2SLuciano Coelho cmd->sta.hlid = wlvif->sta.hlid; 546978cd3a0SEliad Peller cmd->sta.session = wl->session_ids[wlvif->sta.hlid]; 547dc62a3dbSEliad Peller /* 5489c3a8d99SLuciano Coelho * We don't have the correct remote rates in this stage. The 5499c3a8d99SLuciano Coelho * rates will be reconfigured later, after association, if the 5509c3a8d99SLuciano Coelho * firmware supports ACX_PEER_CAP. Otherwise, there's nothing 5519c3a8d99SLuciano Coelho * we can do, so use all supported_rates here. 552dc62a3dbSEliad Peller */ 5539c3a8d99SLuciano Coelho cmd->sta.remote_rates = cpu_to_le32(supported_rates); 5547b3115f2SLuciano Coelho 5557b3115f2SLuciano Coelho wl1271_debug(DEBUG_CMD, "role start: roleid=%d, hlid=%d, session=%d " 5567b3115f2SLuciano Coelho "basic_rate_set: 0x%x, remote_rates: 0x%x", 5577b3115f2SLuciano Coelho wlvif->role_id, cmd->sta.hlid, cmd->sta.session, 5587b3115f2SLuciano Coelho wlvif->basic_rate_set, wlvif->rate_set); 5597b3115f2SLuciano Coelho 5607b3115f2SLuciano Coelho ret = wl1271_cmd_send(wl, CMD_ROLE_START, cmd, sizeof(*cmd), 0); 5617b3115f2SLuciano Coelho if (ret < 0) { 5627b3115f2SLuciano Coelho wl1271_error("failed to initiate cmd role start sta"); 5637b3115f2SLuciano Coelho goto err_hlid; 5647b3115f2SLuciano Coelho } 5657b3115f2SLuciano Coelho 5665f9b6777SArik Nemtsov wlvif->sta.role_chan_type = wlvif->channel_type; 5677b3115f2SLuciano Coelho goto out_free; 5687b3115f2SLuciano Coelho 5697b3115f2SLuciano Coelho err_hlid: 5707b3115f2SLuciano Coelho /* clear links on error. */ 5717b3115f2SLuciano Coelho wl12xx_free_link(wl, wlvif, &wlvif->sta.hlid); 5727b3115f2SLuciano Coelho 5737b3115f2SLuciano Coelho out_free: 5747b3115f2SLuciano Coelho kfree(cmd); 5757b3115f2SLuciano Coelho 5767b3115f2SLuciano Coelho out: 5777b3115f2SLuciano Coelho return ret; 5787b3115f2SLuciano Coelho } 5797b3115f2SLuciano Coelho 5807b3115f2SLuciano Coelho /* use this function to stop ibss as well */ 5817b3115f2SLuciano Coelho int wl12xx_cmd_role_stop_sta(struct wl1271 *wl, struct wl12xx_vif *wlvif) 5827b3115f2SLuciano Coelho { 5837b3115f2SLuciano Coelho struct wl12xx_cmd_role_stop *cmd; 5847b3115f2SLuciano Coelho int ret; 5857b3115f2SLuciano Coelho 5867b3115f2SLuciano Coelho if (WARN_ON(wlvif->sta.hlid == WL12XX_INVALID_LINK_ID)) 5877b3115f2SLuciano Coelho return -EINVAL; 5887b3115f2SLuciano Coelho 5897b3115f2SLuciano Coelho cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 5907b3115f2SLuciano Coelho if (!cmd) { 5917b3115f2SLuciano Coelho ret = -ENOMEM; 5927b3115f2SLuciano Coelho goto out; 5937b3115f2SLuciano Coelho } 5947b3115f2SLuciano Coelho 5957b3115f2SLuciano Coelho wl1271_debug(DEBUG_CMD, "cmd role stop sta %d", wlvif->role_id); 5967b3115f2SLuciano Coelho 5977b3115f2SLuciano Coelho cmd->role_id = wlvif->role_id; 5987b3115f2SLuciano Coelho cmd->disc_type = DISCONNECT_IMMEDIATE; 5997b3115f2SLuciano Coelho cmd->reason = cpu_to_le16(WLAN_REASON_UNSPECIFIED); 6007b3115f2SLuciano Coelho 6017b3115f2SLuciano Coelho ret = wl1271_cmd_send(wl, CMD_ROLE_STOP, cmd, sizeof(*cmd), 0); 6027b3115f2SLuciano Coelho if (ret < 0) { 6037b3115f2SLuciano Coelho wl1271_error("failed to initiate cmd role stop sta"); 6047b3115f2SLuciano Coelho goto out_free; 6057b3115f2SLuciano Coelho } 6067b3115f2SLuciano Coelho 6077b3115f2SLuciano Coelho wl12xx_free_link(wl, wlvif, &wlvif->sta.hlid); 6087b3115f2SLuciano Coelho 6097b3115f2SLuciano Coelho out_free: 6107b3115f2SLuciano Coelho kfree(cmd); 6117b3115f2SLuciano Coelho 6127b3115f2SLuciano Coelho out: 6137b3115f2SLuciano Coelho return ret; 6147b3115f2SLuciano Coelho } 6157b3115f2SLuciano Coelho 6167b3115f2SLuciano Coelho int wl12xx_cmd_role_start_ap(struct wl1271 *wl, struct wl12xx_vif *wlvif) 6177b3115f2SLuciano Coelho { 6187b3115f2SLuciano Coelho struct wl12xx_cmd_role_start *cmd; 6197b3115f2SLuciano Coelho struct ieee80211_vif *vif = wl12xx_wlvif_to_vif(wlvif); 6207b3115f2SLuciano Coelho struct ieee80211_bss_conf *bss_conf = &vif->bss_conf; 62160462b48SLuciano Coelho u32 supported_rates; 6227b3115f2SLuciano Coelho int ret; 6237b3115f2SLuciano Coelho 6247b3115f2SLuciano Coelho wl1271_debug(DEBUG_CMD, "cmd role start ap %d", wlvif->role_id); 6257b3115f2SLuciano Coelho 626c0174ee2SMaital Hahn /* If MESH --> ssid_len is always 0 */ 627c0174ee2SMaital Hahn if (!ieee80211_vif_is_mesh(vif)) { 6287b3115f2SLuciano Coelho /* trying to use hidden SSID with an old hostapd version */ 6297b3115f2SLuciano Coelho if (wlvif->ssid_len == 0 && !bss_conf->hidden_ssid) { 6307b3115f2SLuciano Coelho wl1271_error("got a null SSID from beacon/bss"); 6317b3115f2SLuciano Coelho ret = -EINVAL; 6327b3115f2SLuciano Coelho goto out; 6337b3115f2SLuciano Coelho } 634c0174ee2SMaital Hahn } 6357b3115f2SLuciano Coelho 6367b3115f2SLuciano Coelho cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 6377b3115f2SLuciano Coelho if (!cmd) { 6387b3115f2SLuciano Coelho ret = -ENOMEM; 6397b3115f2SLuciano Coelho goto out; 6407b3115f2SLuciano Coelho } 6417b3115f2SLuciano Coelho 6427b3115f2SLuciano Coelho ret = wl12xx_allocate_link(wl, wlvif, &wlvif->ap.global_hlid); 6437b3115f2SLuciano Coelho if (ret < 0) 6447b3115f2SLuciano Coelho goto out_free; 6457b3115f2SLuciano Coelho 6467b3115f2SLuciano Coelho ret = wl12xx_allocate_link(wl, wlvif, &wlvif->ap.bcast_hlid); 6477b3115f2SLuciano Coelho if (ret < 0) 6487b3115f2SLuciano Coelho goto out_free_global; 6497b3115f2SLuciano Coelho 6500e752df6SArik Nemtsov /* use the previous security seq, if this is a recovery/resume */ 6510e752df6SArik Nemtsov wl->links[wlvif->ap.bcast_hlid].total_freed_pkts = 6520e752df6SArik Nemtsov wlvif->total_freed_pkts; 6530e752df6SArik Nemtsov 6547b3115f2SLuciano Coelho cmd->role_id = wlvif->role_id; 6557b3115f2SLuciano Coelho cmd->ap.aging_period = cpu_to_le16(wl->conf.tx.ap_aging_period); 6567b3115f2SLuciano Coelho cmd->ap.bss_index = WL1271_AP_BSS_INDEX; 6577b3115f2SLuciano Coelho cmd->ap.global_hlid = wlvif->ap.global_hlid; 6587b3115f2SLuciano Coelho cmd->ap.broadcast_hlid = wlvif->ap.bcast_hlid; 659978cd3a0SEliad Peller cmd->ap.global_session_id = wl->session_ids[wlvif->ap.global_hlid]; 660978cd3a0SEliad Peller cmd->ap.bcast_session_id = wl->session_ids[wlvif->ap.bcast_hlid]; 6617b3115f2SLuciano Coelho cmd->ap.basic_rate_set = cpu_to_le32(wlvif->basic_rate_set); 6627b3115f2SLuciano Coelho cmd->ap.beacon_interval = cpu_to_le16(wlvif->beacon_int); 6637b3115f2SLuciano Coelho cmd->ap.dtim_interval = bss_conf->dtim_period; 6647b3115f2SLuciano Coelho cmd->ap.beacon_expiry = WL1271_AP_DEF_BEACON_EXP; 6657b3115f2SLuciano Coelho /* FIXME: Change when adding DFS */ 6667b3115f2SLuciano Coelho cmd->ap.reset_tsf = 1; /* By default reset AP TSF */ 667d50529c0SEliad Peller cmd->ap.wmm = wlvif->wmm_enabled; 6687b3115f2SLuciano Coelho cmd->channel = wlvif->channel; 669a6298dbeSArik Nemtsov cmd->channel_type = wlcore_get_native_channel_type(wlvif->channel_type); 6707b3115f2SLuciano Coelho 6717b3115f2SLuciano Coelho if (!bss_conf->hidden_ssid) { 6727b3115f2SLuciano Coelho /* take the SSID from the beacon for backward compatibility */ 6737b3115f2SLuciano Coelho cmd->ap.ssid_type = WL12XX_SSID_TYPE_PUBLIC; 6747b3115f2SLuciano Coelho cmd->ap.ssid_len = wlvif->ssid_len; 6757b3115f2SLuciano Coelho memcpy(cmd->ap.ssid, wlvif->ssid, wlvif->ssid_len); 6767b3115f2SLuciano Coelho } else { 6777b3115f2SLuciano Coelho cmd->ap.ssid_type = WL12XX_SSID_TYPE_HIDDEN; 678*f276e20bSJohannes Berg cmd->ap.ssid_len = vif->cfg.ssid_len; 679*f276e20bSJohannes Berg memcpy(cmd->ap.ssid, vif->cfg.ssid, vif->cfg.ssid_len); 6807b3115f2SLuciano Coelho } 6817b3115f2SLuciano Coelho 68242ec1f82SEliad Peller supported_rates = CONF_TX_ENABLED_RATES | CONF_TX_MCS_RATES | 68360462b48SLuciano Coelho wlcore_hw_ap_get_mimo_wide_rate_mask(wl, wlvif); 684873d2a40SEliad Peller if (wlvif->p2p) 685873d2a40SEliad Peller supported_rates &= ~CONF_TX_CCK_RATES; 68660462b48SLuciano Coelho 68760462b48SLuciano Coelho wl1271_debug(DEBUG_CMD, "cmd role start ap with supported_rates 0x%08x", 68860462b48SLuciano Coelho supported_rates); 68960462b48SLuciano Coelho 69060462b48SLuciano Coelho cmd->ap.local_rates = cpu_to_le32(supported_rates); 6917b3115f2SLuciano Coelho 6927b3115f2SLuciano Coelho switch (wlvif->band) { 69357fbcce3SJohannes Berg case NL80211_BAND_2GHZ: 69400782136SLuciano Coelho cmd->band = WLCORE_BAND_2_4GHZ; 6957b3115f2SLuciano Coelho break; 69657fbcce3SJohannes Berg case NL80211_BAND_5GHZ: 69700782136SLuciano Coelho cmd->band = WLCORE_BAND_5GHZ; 6987b3115f2SLuciano Coelho break; 6997b3115f2SLuciano Coelho default: 7007b3115f2SLuciano Coelho wl1271_warning("ap start - unknown band: %d", (int)wlvif->band); 70100782136SLuciano Coelho cmd->band = WLCORE_BAND_2_4GHZ; 7027b3115f2SLuciano Coelho break; 7037b3115f2SLuciano Coelho } 7047b3115f2SLuciano Coelho 7057b3115f2SLuciano Coelho ret = wl1271_cmd_send(wl, CMD_ROLE_START, cmd, sizeof(*cmd), 0); 7067b3115f2SLuciano Coelho if (ret < 0) { 7077b3115f2SLuciano Coelho wl1271_error("failed to initiate cmd role start ap"); 7087b3115f2SLuciano Coelho goto out_free_bcast; 7097b3115f2SLuciano Coelho } 7107b3115f2SLuciano Coelho 7117b3115f2SLuciano Coelho goto out_free; 7127b3115f2SLuciano Coelho 7137b3115f2SLuciano Coelho out_free_bcast: 7147b3115f2SLuciano Coelho wl12xx_free_link(wl, wlvif, &wlvif->ap.bcast_hlid); 7157b3115f2SLuciano Coelho 7167b3115f2SLuciano Coelho out_free_global: 7177b3115f2SLuciano Coelho wl12xx_free_link(wl, wlvif, &wlvif->ap.global_hlid); 7187b3115f2SLuciano Coelho 7197b3115f2SLuciano Coelho out_free: 7207b3115f2SLuciano Coelho kfree(cmd); 7217b3115f2SLuciano Coelho 7227b3115f2SLuciano Coelho out: 7237b3115f2SLuciano Coelho return ret; 7247b3115f2SLuciano Coelho } 7257b3115f2SLuciano Coelho 7267b3115f2SLuciano Coelho int wl12xx_cmd_role_stop_ap(struct wl1271 *wl, struct wl12xx_vif *wlvif) 7277b3115f2SLuciano Coelho { 7287b3115f2SLuciano Coelho struct wl12xx_cmd_role_stop *cmd; 7297b3115f2SLuciano Coelho int ret; 7307b3115f2SLuciano Coelho 7317b3115f2SLuciano Coelho cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 7327b3115f2SLuciano Coelho if (!cmd) { 7337b3115f2SLuciano Coelho ret = -ENOMEM; 7347b3115f2SLuciano Coelho goto out; 7357b3115f2SLuciano Coelho } 7367b3115f2SLuciano Coelho 7377b3115f2SLuciano Coelho wl1271_debug(DEBUG_CMD, "cmd role stop ap %d", wlvif->role_id); 7387b3115f2SLuciano Coelho 7397b3115f2SLuciano Coelho cmd->role_id = wlvif->role_id; 7407b3115f2SLuciano Coelho 7417b3115f2SLuciano Coelho ret = wl1271_cmd_send(wl, CMD_ROLE_STOP, cmd, sizeof(*cmd), 0); 7427b3115f2SLuciano Coelho if (ret < 0) { 7437b3115f2SLuciano Coelho wl1271_error("failed to initiate cmd role stop ap"); 7447b3115f2SLuciano Coelho goto out_free; 7457b3115f2SLuciano Coelho } 7467b3115f2SLuciano Coelho 7477b3115f2SLuciano Coelho wl12xx_free_link(wl, wlvif, &wlvif->ap.bcast_hlid); 7487b3115f2SLuciano Coelho wl12xx_free_link(wl, wlvif, &wlvif->ap.global_hlid); 7497b3115f2SLuciano Coelho 7507b3115f2SLuciano Coelho out_free: 7517b3115f2SLuciano Coelho kfree(cmd); 7527b3115f2SLuciano Coelho 7537b3115f2SLuciano Coelho out: 7547b3115f2SLuciano Coelho return ret; 7557b3115f2SLuciano Coelho } 7567b3115f2SLuciano Coelho 7577b3115f2SLuciano Coelho int wl12xx_cmd_role_start_ibss(struct wl1271 *wl, struct wl12xx_vif *wlvif) 7587b3115f2SLuciano Coelho { 7597b3115f2SLuciano Coelho struct ieee80211_vif *vif = wl12xx_wlvif_to_vif(wlvif); 7607b3115f2SLuciano Coelho struct wl12xx_cmd_role_start *cmd; 7617b3115f2SLuciano Coelho struct ieee80211_bss_conf *bss_conf = &vif->bss_conf; 7627b3115f2SLuciano Coelho int ret; 7637b3115f2SLuciano Coelho 7647b3115f2SLuciano Coelho cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 7657b3115f2SLuciano Coelho if (!cmd) { 7667b3115f2SLuciano Coelho ret = -ENOMEM; 7677b3115f2SLuciano Coelho goto out; 7687b3115f2SLuciano Coelho } 7697b3115f2SLuciano Coelho 7707b3115f2SLuciano Coelho wl1271_debug(DEBUG_CMD, "cmd role start ibss %d", wlvif->role_id); 7717b3115f2SLuciano Coelho 7727b3115f2SLuciano Coelho cmd->role_id = wlvif->role_id; 77357fbcce3SJohannes Berg if (wlvif->band == NL80211_BAND_5GHZ) 77400782136SLuciano Coelho cmd->band = WLCORE_BAND_5GHZ; 7757b3115f2SLuciano Coelho cmd->channel = wlvif->channel; 7767b3115f2SLuciano Coelho cmd->ibss.basic_rate_set = cpu_to_le32(wlvif->basic_rate_set); 7777b3115f2SLuciano Coelho cmd->ibss.beacon_interval = cpu_to_le16(wlvif->beacon_int); 7787b3115f2SLuciano Coelho cmd->ibss.dtim_interval = bss_conf->dtim_period; 7797b3115f2SLuciano Coelho cmd->ibss.ssid_type = WL12XX_SSID_TYPE_ANY; 7807b3115f2SLuciano Coelho cmd->ibss.ssid_len = wlvif->ssid_len; 7817b3115f2SLuciano Coelho memcpy(cmd->ibss.ssid, wlvif->ssid, wlvif->ssid_len); 7827b3115f2SLuciano Coelho memcpy(cmd->ibss.bssid, vif->bss_conf.bssid, ETH_ALEN); 7837b3115f2SLuciano Coelho cmd->sta.local_rates = cpu_to_le32(wlvif->rate_set); 7847b3115f2SLuciano Coelho 7857b3115f2SLuciano Coelho if (wlvif->sta.hlid == WL12XX_INVALID_LINK_ID) { 7867b3115f2SLuciano Coelho ret = wl12xx_allocate_link(wl, wlvif, &wlvif->sta.hlid); 7877b3115f2SLuciano Coelho if (ret) 7887b3115f2SLuciano Coelho goto out_free; 7897b3115f2SLuciano Coelho } 7907b3115f2SLuciano Coelho cmd->ibss.hlid = wlvif->sta.hlid; 7917b3115f2SLuciano Coelho cmd->ibss.remote_rates = cpu_to_le32(wlvif->rate_set); 7927b3115f2SLuciano Coelho 7937b3115f2SLuciano Coelho wl1271_debug(DEBUG_CMD, "role start: roleid=%d, hlid=%d, session=%d " 7947b3115f2SLuciano Coelho "basic_rate_set: 0x%x, remote_rates: 0x%x", 7957b3115f2SLuciano Coelho wlvif->role_id, cmd->sta.hlid, cmd->sta.session, 7967b3115f2SLuciano Coelho wlvif->basic_rate_set, wlvif->rate_set); 7977b3115f2SLuciano Coelho 7987b3115f2SLuciano Coelho wl1271_debug(DEBUG_CMD, "vif->bss_conf.bssid = %pM", 7997b3115f2SLuciano Coelho vif->bss_conf.bssid); 8007b3115f2SLuciano Coelho 8017b3115f2SLuciano Coelho ret = wl1271_cmd_send(wl, CMD_ROLE_START, cmd, sizeof(*cmd), 0); 8027b3115f2SLuciano Coelho if (ret < 0) { 8037b3115f2SLuciano Coelho wl1271_error("failed to initiate cmd role enable"); 8047b3115f2SLuciano Coelho goto err_hlid; 8057b3115f2SLuciano Coelho } 8067b3115f2SLuciano Coelho 8077b3115f2SLuciano Coelho goto out_free; 8087b3115f2SLuciano Coelho 8097b3115f2SLuciano Coelho err_hlid: 8107b3115f2SLuciano Coelho /* clear links on error. */ 8117b3115f2SLuciano Coelho wl12xx_free_link(wl, wlvif, &wlvif->sta.hlid); 8127b3115f2SLuciano Coelho 8137b3115f2SLuciano Coelho out_free: 8147b3115f2SLuciano Coelho kfree(cmd); 8157b3115f2SLuciano Coelho 8167b3115f2SLuciano Coelho out: 8177b3115f2SLuciano Coelho return ret; 8187b3115f2SLuciano Coelho } 8197b3115f2SLuciano Coelho 8207b3115f2SLuciano Coelho 8217b3115f2SLuciano Coelho /** 822c3b67ea3SYang Shen * wl1271_cmd_test - send test command to firmware 8237b3115f2SLuciano Coelho * 8247b3115f2SLuciano Coelho * @wl: wl struct 8257b3115f2SLuciano Coelho * @buf: buffer containing the command, with all headers, must work with dma 82625ced81eSLee Jones * @buf_len: length of the buffer 8277b3115f2SLuciano Coelho * @answer: is answer needed 8287b3115f2SLuciano Coelho */ 8297b3115f2SLuciano Coelho int wl1271_cmd_test(struct wl1271 *wl, void *buf, size_t buf_len, u8 answer) 8307b3115f2SLuciano Coelho { 8317b3115f2SLuciano Coelho int ret; 8327b3115f2SLuciano Coelho size_t res_len = 0; 8337b3115f2SLuciano Coelho 8347b3115f2SLuciano Coelho wl1271_debug(DEBUG_CMD, "cmd test"); 8357b3115f2SLuciano Coelho 8367b3115f2SLuciano Coelho if (answer) 8377b3115f2SLuciano Coelho res_len = buf_len; 8387b3115f2SLuciano Coelho 8397b3115f2SLuciano Coelho ret = wl1271_cmd_send(wl, CMD_TEST, buf, buf_len, res_len); 8407b3115f2SLuciano Coelho 8417b3115f2SLuciano Coelho if (ret < 0) { 8427b3115f2SLuciano Coelho wl1271_warning("TEST command failed"); 8437b3115f2SLuciano Coelho return ret; 8447b3115f2SLuciano Coelho } 8457b3115f2SLuciano Coelho 8467b3115f2SLuciano Coelho return ret; 8477b3115f2SLuciano Coelho } 8489d68d1eeSLuciano Coelho EXPORT_SYMBOL_GPL(wl1271_cmd_test); 8497b3115f2SLuciano Coelho 8507b3115f2SLuciano Coelho /** 851c3b67ea3SYang Shen * wl1271_cmd_interrogate - read acx from firmware 8527b3115f2SLuciano Coelho * 8537b3115f2SLuciano Coelho * @wl: wl struct 8547b3115f2SLuciano Coelho * @id: acx id 8557b3115f2SLuciano Coelho * @buf: buffer for the response, including all headers, must work with dma 85625ced81eSLee Jones * @cmd_len: length of command 85725ced81eSLee Jones * @res_len: length of payload 8587b3115f2SLuciano Coelho */ 8594b674144SIgal Chernobelsky int wl1271_cmd_interrogate(struct wl1271 *wl, u16 id, void *buf, 8604b674144SIgal Chernobelsky size_t cmd_len, size_t res_len) 8617b3115f2SLuciano Coelho { 8627b3115f2SLuciano Coelho struct acx_header *acx = buf; 8637b3115f2SLuciano Coelho int ret; 8647b3115f2SLuciano Coelho 8657b3115f2SLuciano Coelho wl1271_debug(DEBUG_CMD, "cmd interrogate"); 8667b3115f2SLuciano Coelho 8677b3115f2SLuciano Coelho acx->id = cpu_to_le16(id); 8687b3115f2SLuciano Coelho 8694b674144SIgal Chernobelsky /* response payload length, does not include any headers */ 8704b674144SIgal Chernobelsky acx->len = cpu_to_le16(res_len - sizeof(*acx)); 8717b3115f2SLuciano Coelho 8724b674144SIgal Chernobelsky ret = wl1271_cmd_send(wl, CMD_INTERROGATE, acx, cmd_len, res_len); 8737b3115f2SLuciano Coelho if (ret < 0) 8747b3115f2SLuciano Coelho wl1271_error("INTERROGATE command failed"); 8757b3115f2SLuciano Coelho 8767b3115f2SLuciano Coelho return ret; 8777b3115f2SLuciano Coelho } 8787b3115f2SLuciano Coelho 8797b3115f2SLuciano Coelho /** 880c3b67ea3SYang Shen * wlcore_cmd_configure_failsafe - write acx value to firmware 8817b3115f2SLuciano Coelho * 8827b3115f2SLuciano Coelho * @wl: wl struct 8837b3115f2SLuciano Coelho * @id: acx id 8847b3115f2SLuciano Coelho * @buf: buffer containing acx, including all headers, must work with dma 8857b3115f2SLuciano Coelho * @len: length of buf 886ea508435SEliad Peller * @valid_rets: bitmap of valid cmd status codes (i.e. return values). 887ea508435SEliad Peller * return the cmd status on success. 8887b3115f2SLuciano Coelho */ 889ea508435SEliad Peller int wlcore_cmd_configure_failsafe(struct wl1271 *wl, u16 id, void *buf, 890ea508435SEliad Peller size_t len, unsigned long valid_rets) 8917b3115f2SLuciano Coelho { 8927b3115f2SLuciano Coelho struct acx_header *acx = buf; 8937b3115f2SLuciano Coelho int ret; 8947b3115f2SLuciano Coelho 8957b3115f2SLuciano Coelho wl1271_debug(DEBUG_CMD, "cmd configure (%d)", id); 8967b3115f2SLuciano Coelho 897f5b8f479SLuciano Coelho if (WARN_ON_ONCE(len < sizeof(*acx))) 898f5b8f479SLuciano Coelho return -EIO; 899f5b8f479SLuciano Coelho 9007b3115f2SLuciano Coelho acx->id = cpu_to_le16(id); 9017b3115f2SLuciano Coelho 9027b3115f2SLuciano Coelho /* payload length, does not include any headers */ 9037b3115f2SLuciano Coelho acx->len = cpu_to_le16(len - sizeof(*acx)); 9047b3115f2SLuciano Coelho 905ea508435SEliad Peller ret = wlcore_cmd_send_failsafe(wl, CMD_CONFIGURE, acx, len, 0, 906ea508435SEliad Peller valid_rets); 9077b3115f2SLuciano Coelho if (ret < 0) { 9087b3115f2SLuciano Coelho wl1271_warning("CONFIGURE command NOK"); 9097b3115f2SLuciano Coelho return ret; 9107b3115f2SLuciano Coelho } 9117b3115f2SLuciano Coelho 912ea508435SEliad Peller return ret; 913ea508435SEliad Peller } 914ea508435SEliad Peller 915ea508435SEliad Peller /* 916ea508435SEliad Peller * wrapper for wlcore_cmd_configure that accepts only success status. 917ea508435SEliad Peller * return 0 on success 918ea508435SEliad Peller */ 919ea508435SEliad Peller int wl1271_cmd_configure(struct wl1271 *wl, u16 id, void *buf, size_t len) 920ea508435SEliad Peller { 921ea508435SEliad Peller int ret = wlcore_cmd_configure_failsafe(wl, id, buf, len, 0); 922ea508435SEliad Peller 923ea508435SEliad Peller if (ret < 0) 924ea508435SEliad Peller return ret; 9257b3115f2SLuciano Coelho return 0; 9267b3115f2SLuciano Coelho } 9279d68d1eeSLuciano Coelho EXPORT_SYMBOL_GPL(wl1271_cmd_configure); 9287b3115f2SLuciano Coelho 9297b3115f2SLuciano Coelho int wl1271_cmd_data_path(struct wl1271 *wl, bool enable) 9307b3115f2SLuciano Coelho { 9317b3115f2SLuciano Coelho struct cmd_enabledisable_path *cmd; 9327b3115f2SLuciano Coelho int ret; 9337b3115f2SLuciano Coelho u16 cmd_rx, cmd_tx; 9347b3115f2SLuciano Coelho 9357b3115f2SLuciano Coelho wl1271_debug(DEBUG_CMD, "cmd data path"); 9367b3115f2SLuciano Coelho 9377b3115f2SLuciano Coelho cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 9387b3115f2SLuciano Coelho if (!cmd) { 9397b3115f2SLuciano Coelho ret = -ENOMEM; 9407b3115f2SLuciano Coelho goto out; 9417b3115f2SLuciano Coelho } 9427b3115f2SLuciano Coelho 9437b3115f2SLuciano Coelho /* the channel here is only used for calibration, so hardcoded to 1 */ 9447b3115f2SLuciano Coelho cmd->channel = 1; 9457b3115f2SLuciano Coelho 9467b3115f2SLuciano Coelho if (enable) { 9477b3115f2SLuciano Coelho cmd_rx = CMD_ENABLE_RX; 9487b3115f2SLuciano Coelho cmd_tx = CMD_ENABLE_TX; 9497b3115f2SLuciano Coelho } else { 9507b3115f2SLuciano Coelho cmd_rx = CMD_DISABLE_RX; 9517b3115f2SLuciano Coelho cmd_tx = CMD_DISABLE_TX; 9527b3115f2SLuciano Coelho } 9537b3115f2SLuciano Coelho 9547b3115f2SLuciano Coelho ret = wl1271_cmd_send(wl, cmd_rx, cmd, sizeof(*cmd), 0); 9557b3115f2SLuciano Coelho if (ret < 0) { 9567b3115f2SLuciano Coelho wl1271_error("rx %s cmd for channel %d failed", 9577b3115f2SLuciano Coelho enable ? "start" : "stop", cmd->channel); 9587b3115f2SLuciano Coelho goto out; 9597b3115f2SLuciano Coelho } 9607b3115f2SLuciano Coelho 9617b3115f2SLuciano Coelho wl1271_debug(DEBUG_BOOT, "rx %s cmd channel %d", 9627b3115f2SLuciano Coelho enable ? "start" : "stop", cmd->channel); 9637b3115f2SLuciano Coelho 9647b3115f2SLuciano Coelho ret = wl1271_cmd_send(wl, cmd_tx, cmd, sizeof(*cmd), 0); 9657b3115f2SLuciano Coelho if (ret < 0) { 9667b3115f2SLuciano Coelho wl1271_error("tx %s cmd for channel %d failed", 9677b3115f2SLuciano Coelho enable ? "start" : "stop", cmd->channel); 9687b3115f2SLuciano Coelho goto out; 9697b3115f2SLuciano Coelho } 9707b3115f2SLuciano Coelho 9717b3115f2SLuciano Coelho wl1271_debug(DEBUG_BOOT, "tx %s cmd channel %d", 9727b3115f2SLuciano Coelho enable ? "start" : "stop", cmd->channel); 9737b3115f2SLuciano Coelho 9747b3115f2SLuciano Coelho out: 9757b3115f2SLuciano Coelho kfree(cmd); 9767b3115f2SLuciano Coelho return ret; 9777b3115f2SLuciano Coelho } 978c331b344SLuciano Coelho EXPORT_SYMBOL_GPL(wl1271_cmd_data_path); 9797b3115f2SLuciano Coelho 9807b3115f2SLuciano Coelho int wl1271_cmd_ps_mode(struct wl1271 *wl, struct wl12xx_vif *wlvif, 9817b3115f2SLuciano Coelho u8 ps_mode, u16 auto_ps_timeout) 9827b3115f2SLuciano Coelho { 9837b3115f2SLuciano Coelho struct wl1271_cmd_ps_params *ps_params = NULL; 9847b3115f2SLuciano Coelho int ret = 0; 9857b3115f2SLuciano Coelho 9867b3115f2SLuciano Coelho wl1271_debug(DEBUG_CMD, "cmd set ps mode"); 9877b3115f2SLuciano Coelho 9887b3115f2SLuciano Coelho ps_params = kzalloc(sizeof(*ps_params), GFP_KERNEL); 9897b3115f2SLuciano Coelho if (!ps_params) { 9907b3115f2SLuciano Coelho ret = -ENOMEM; 9917b3115f2SLuciano Coelho goto out; 9927b3115f2SLuciano Coelho } 9937b3115f2SLuciano Coelho 9947b3115f2SLuciano Coelho ps_params->role_id = wlvif->role_id; 9957b3115f2SLuciano Coelho ps_params->ps_mode = ps_mode; 9967b3115f2SLuciano Coelho ps_params->auto_ps_timeout = auto_ps_timeout; 9977b3115f2SLuciano Coelho 9987b3115f2SLuciano Coelho ret = wl1271_cmd_send(wl, CMD_SET_PS_MODE, ps_params, 9997b3115f2SLuciano Coelho sizeof(*ps_params), 0); 10007b3115f2SLuciano Coelho if (ret < 0) { 10017b3115f2SLuciano Coelho wl1271_error("cmd set_ps_mode failed"); 10027b3115f2SLuciano Coelho goto out; 10037b3115f2SLuciano Coelho } 10047b3115f2SLuciano Coelho 10057b3115f2SLuciano Coelho out: 10067b3115f2SLuciano Coelho kfree(ps_params); 10077b3115f2SLuciano Coelho return ret; 10087b3115f2SLuciano Coelho } 10097b3115f2SLuciano Coelho 10107b3115f2SLuciano Coelho int wl1271_cmd_template_set(struct wl1271 *wl, u8 role_id, 10117b3115f2SLuciano Coelho u16 template_id, void *buf, size_t buf_len, 10127b3115f2SLuciano Coelho int index, u32 rates) 10137b3115f2SLuciano Coelho { 10147b3115f2SLuciano Coelho struct wl1271_cmd_template_set *cmd; 10157b3115f2SLuciano Coelho int ret = 0; 10167b3115f2SLuciano Coelho 10177b3115f2SLuciano Coelho wl1271_debug(DEBUG_CMD, "cmd template_set %d (role %d)", 10187b3115f2SLuciano Coelho template_id, role_id); 10197b3115f2SLuciano Coelho 10207b3115f2SLuciano Coelho WARN_ON(buf_len > WL1271_CMD_TEMPL_MAX_SIZE); 10217b3115f2SLuciano Coelho buf_len = min_t(size_t, buf_len, WL1271_CMD_TEMPL_MAX_SIZE); 10227b3115f2SLuciano Coelho 10237b3115f2SLuciano Coelho cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 10247b3115f2SLuciano Coelho if (!cmd) { 10257b3115f2SLuciano Coelho ret = -ENOMEM; 10267b3115f2SLuciano Coelho goto out; 10277b3115f2SLuciano Coelho } 10287b3115f2SLuciano Coelho 10297b3115f2SLuciano Coelho /* during initialization wlvif is NULL */ 10307b3115f2SLuciano Coelho cmd->role_id = role_id; 10317b3115f2SLuciano Coelho cmd->len = cpu_to_le16(buf_len); 10327b3115f2SLuciano Coelho cmd->template_type = template_id; 10337b3115f2SLuciano Coelho cmd->enabled_rates = cpu_to_le32(rates); 10347b3115f2SLuciano Coelho cmd->short_retry_limit = wl->conf.tx.tmpl_short_retry_limit; 10357b3115f2SLuciano Coelho cmd->long_retry_limit = wl->conf.tx.tmpl_long_retry_limit; 10367b3115f2SLuciano Coelho cmd->index = index; 10377b3115f2SLuciano Coelho 10387b3115f2SLuciano Coelho if (buf) 10397b3115f2SLuciano Coelho memcpy(cmd->template_data, buf, buf_len); 10407b3115f2SLuciano Coelho 10417b3115f2SLuciano Coelho ret = wl1271_cmd_send(wl, CMD_SET_TEMPLATE, cmd, sizeof(*cmd), 0); 10427b3115f2SLuciano Coelho if (ret < 0) { 10437b3115f2SLuciano Coelho wl1271_warning("cmd set_template failed: %d", ret); 10447b3115f2SLuciano Coelho goto out_free; 10457b3115f2SLuciano Coelho } 10467b3115f2SLuciano Coelho 10477b3115f2SLuciano Coelho out_free: 10487b3115f2SLuciano Coelho kfree(cmd); 10497b3115f2SLuciano Coelho 10507b3115f2SLuciano Coelho out: 10517b3115f2SLuciano Coelho return ret; 10527b3115f2SLuciano Coelho } 10537b3115f2SLuciano Coelho 10547b3115f2SLuciano Coelho int wl12xx_cmd_build_null_data(struct wl1271 *wl, struct wl12xx_vif *wlvif) 10557b3115f2SLuciano Coelho { 10567b3115f2SLuciano Coelho struct sk_buff *skb = NULL; 10577b3115f2SLuciano Coelho int size; 10587b3115f2SLuciano Coelho void *ptr; 10597b3115f2SLuciano Coelho int ret = -ENOMEM; 10607b3115f2SLuciano Coelho 10617b3115f2SLuciano Coelho 10627b3115f2SLuciano Coelho if (wlvif->bss_type == BSS_TYPE_IBSS) { 10637b3115f2SLuciano Coelho size = sizeof(struct wl12xx_null_data_template); 10647b3115f2SLuciano Coelho ptr = NULL; 10657b3115f2SLuciano Coelho } else { 10667b3115f2SLuciano Coelho skb = ieee80211_nullfunc_get(wl->hw, 10677b6ddeafSJohannes Berg wl12xx_wlvif_to_vif(wlvif), 10687b6ddeafSJohannes Berg false); 10697b3115f2SLuciano Coelho if (!skb) 10707b3115f2SLuciano Coelho goto out; 10717b3115f2SLuciano Coelho size = skb->len; 10727b3115f2SLuciano Coelho ptr = skb->data; 10737b3115f2SLuciano Coelho } 10747b3115f2SLuciano Coelho 10757b3115f2SLuciano Coelho ret = wl1271_cmd_template_set(wl, wlvif->role_id, 10767b3115f2SLuciano Coelho CMD_TEMPL_NULL_DATA, ptr, size, 0, 10777b3115f2SLuciano Coelho wlvif->basic_rate); 10787b3115f2SLuciano Coelho 10797b3115f2SLuciano Coelho out: 10807b3115f2SLuciano Coelho dev_kfree_skb(skb); 10817b3115f2SLuciano Coelho if (ret) 1082db8655c6SColin Ian King wl1271_warning("cmd build null data failed %d", ret); 10837b3115f2SLuciano Coelho 10847b3115f2SLuciano Coelho return ret; 10857b3115f2SLuciano Coelho 10867b3115f2SLuciano Coelho } 10877b3115f2SLuciano Coelho 10887b3115f2SLuciano Coelho int wl12xx_cmd_build_klv_null_data(struct wl1271 *wl, 10897b3115f2SLuciano Coelho struct wl12xx_vif *wlvif) 10907b3115f2SLuciano Coelho { 10917b3115f2SLuciano Coelho struct ieee80211_vif *vif = wl12xx_wlvif_to_vif(wlvif); 10927b3115f2SLuciano Coelho struct sk_buff *skb = NULL; 10937b3115f2SLuciano Coelho int ret = -ENOMEM; 10947b3115f2SLuciano Coelho 10957b6ddeafSJohannes Berg skb = ieee80211_nullfunc_get(wl->hw, vif, false); 10967b3115f2SLuciano Coelho if (!skb) 10977b3115f2SLuciano Coelho goto out; 10987b3115f2SLuciano Coelho 10997b3115f2SLuciano Coelho ret = wl1271_cmd_template_set(wl, wlvif->role_id, CMD_TEMPL_KLV, 11007b3115f2SLuciano Coelho skb->data, skb->len, 1101001e39a8SEliad Peller wlvif->sta.klv_template_id, 11027b3115f2SLuciano Coelho wlvif->basic_rate); 11037b3115f2SLuciano Coelho 11047b3115f2SLuciano Coelho out: 11057b3115f2SLuciano Coelho dev_kfree_skb(skb); 11067b3115f2SLuciano Coelho if (ret) 11077b3115f2SLuciano Coelho wl1271_warning("cmd build klv null data failed %d", ret); 11087b3115f2SLuciano Coelho 11097b3115f2SLuciano Coelho return ret; 11107b3115f2SLuciano Coelho 11117b3115f2SLuciano Coelho } 11127b3115f2SLuciano Coelho 11137b3115f2SLuciano Coelho int wl1271_cmd_build_ps_poll(struct wl1271 *wl, struct wl12xx_vif *wlvif, 11147b3115f2SLuciano Coelho u16 aid) 11157b3115f2SLuciano Coelho { 11167b3115f2SLuciano Coelho struct ieee80211_vif *vif = wl12xx_wlvif_to_vif(wlvif); 11177b3115f2SLuciano Coelho struct sk_buff *skb; 11187b3115f2SLuciano Coelho int ret = 0; 11197b3115f2SLuciano Coelho 11207b3115f2SLuciano Coelho skb = ieee80211_pspoll_get(wl->hw, vif); 11217b3115f2SLuciano Coelho if (!skb) 11227b3115f2SLuciano Coelho goto out; 11237b3115f2SLuciano Coelho 11247b3115f2SLuciano Coelho ret = wl1271_cmd_template_set(wl, wlvif->role_id, 11257b3115f2SLuciano Coelho CMD_TEMPL_PS_POLL, skb->data, 11267b3115f2SLuciano Coelho skb->len, 0, wlvif->basic_rate_set); 11277b3115f2SLuciano Coelho 11287b3115f2SLuciano Coelho out: 11297b3115f2SLuciano Coelho dev_kfree_skb(skb); 11307b3115f2SLuciano Coelho return ret; 11317b3115f2SLuciano Coelho } 11327b3115f2SLuciano Coelho 11337b3115f2SLuciano Coelho int wl12xx_cmd_build_probe_req(struct wl1271 *wl, struct wl12xx_vif *wlvif, 11347b3115f2SLuciano Coelho u8 role_id, u8 band, 11357b3115f2SLuciano Coelho const u8 *ssid, size_t ssid_len, 1136633e2713SDavid Spinadel const u8 *ie0, size_t ie0_len, const u8 *ie1, 1137633e2713SDavid Spinadel size_t ie1_len, bool sched_scan) 11387b3115f2SLuciano Coelho { 11397b3115f2SLuciano Coelho struct ieee80211_vif *vif = wl12xx_wlvif_to_vif(wlvif); 11407b3115f2SLuciano Coelho struct sk_buff *skb; 11417b3115f2SLuciano Coelho int ret; 11427b3115f2SLuciano Coelho u32 rate; 114378e28062SEliad Peller u16 template_id_2_4 = wl->scan_templ_id_2_4; 114478e28062SEliad Peller u16 template_id_5 = wl->scan_templ_id_5; 11457b3115f2SLuciano Coelho 11460fe72086SVictor Goldenshtein wl1271_debug(DEBUG_SCAN, "build probe request band %d", band); 11470fe72086SVictor Goldenshtein 1148a344d677SJohannes Berg skb = ieee80211_probereq_get(wl->hw, vif->addr, ssid, ssid_len, 1149633e2713SDavid Spinadel ie0_len + ie1_len); 11507b3115f2SLuciano Coelho if (!skb) { 11517b3115f2SLuciano Coelho ret = -ENOMEM; 11527b3115f2SLuciano Coelho goto out; 11537b3115f2SLuciano Coelho } 1154633e2713SDavid Spinadel if (ie0_len) 115559ae1d12SJohannes Berg skb_put_data(skb, ie0, ie0_len); 1156633e2713SDavid Spinadel if (ie1_len) 115759ae1d12SJohannes Berg skb_put_data(skb, ie1, ie1_len); 11587b3115f2SLuciano Coelho 115978e28062SEliad Peller if (sched_scan && 11603df74f46SYoni Divinsky (wl->quirks & WLCORE_QUIRK_DUAL_PROBE_TMPL)) { 116178e28062SEliad Peller template_id_2_4 = wl->sched_scan_templ_id_2_4; 116278e28062SEliad Peller template_id_5 = wl->sched_scan_templ_id_5; 11633df74f46SYoni Divinsky } 11643df74f46SYoni Divinsky 11657b3115f2SLuciano Coelho rate = wl1271_tx_min_rate_get(wl, wlvif->bitrate_masks[band]); 116657fbcce3SJohannes Berg if (band == NL80211_BAND_2GHZ) 11677b3115f2SLuciano Coelho ret = wl1271_cmd_template_set(wl, role_id, 11683df74f46SYoni Divinsky template_id_2_4, 11697b3115f2SLuciano Coelho skb->data, skb->len, 0, rate); 11707b3115f2SLuciano Coelho else 11717b3115f2SLuciano Coelho ret = wl1271_cmd_template_set(wl, role_id, 11723df74f46SYoni Divinsky template_id_5, 11737b3115f2SLuciano Coelho skb->data, skb->len, 0, rate); 11747b3115f2SLuciano Coelho 11757b3115f2SLuciano Coelho out: 11767b3115f2SLuciano Coelho dev_kfree_skb(skb); 11777b3115f2SLuciano Coelho return ret; 11787b3115f2SLuciano Coelho } 117978e28062SEliad Peller EXPORT_SYMBOL_GPL(wl12xx_cmd_build_probe_req); 11807b3115f2SLuciano Coelho 11817b3115f2SLuciano Coelho struct sk_buff *wl1271_cmd_build_ap_probe_req(struct wl1271 *wl, 11827b3115f2SLuciano Coelho struct wl12xx_vif *wlvif, 11837b3115f2SLuciano Coelho struct sk_buff *skb) 11847b3115f2SLuciano Coelho { 11857b3115f2SLuciano Coelho struct ieee80211_vif *vif = wl12xx_wlvif_to_vif(wlvif); 11867b3115f2SLuciano Coelho int ret; 11877b3115f2SLuciano Coelho u32 rate; 11887b3115f2SLuciano Coelho 11897b3115f2SLuciano Coelho if (!skb) 11907b3115f2SLuciano Coelho skb = ieee80211_ap_probereq_get(wl->hw, vif); 11917b3115f2SLuciano Coelho if (!skb) 11927b3115f2SLuciano Coelho goto out; 11937b3115f2SLuciano Coelho 11940fe72086SVictor Goldenshtein wl1271_debug(DEBUG_SCAN, "set ap probe request template"); 11957b3115f2SLuciano Coelho 11967b3115f2SLuciano Coelho rate = wl1271_tx_min_rate_get(wl, wlvif->bitrate_masks[wlvif->band]); 119757fbcce3SJohannes Berg if (wlvif->band == NL80211_BAND_2GHZ) 11987b3115f2SLuciano Coelho ret = wl1271_cmd_template_set(wl, wlvif->role_id, 11997b3115f2SLuciano Coelho CMD_TEMPL_CFG_PROBE_REQ_2_4, 12007b3115f2SLuciano Coelho skb->data, skb->len, 0, rate); 12017b3115f2SLuciano Coelho else 12027b3115f2SLuciano Coelho ret = wl1271_cmd_template_set(wl, wlvif->role_id, 12037b3115f2SLuciano Coelho CMD_TEMPL_CFG_PROBE_REQ_5, 12047b3115f2SLuciano Coelho skb->data, skb->len, 0, rate); 12057b3115f2SLuciano Coelho 12067b3115f2SLuciano Coelho if (ret < 0) 12077b3115f2SLuciano Coelho wl1271_error("Unable to set ap probe request template."); 12087b3115f2SLuciano Coelho 12097b3115f2SLuciano Coelho out: 12107b3115f2SLuciano Coelho return skb; 12117b3115f2SLuciano Coelho } 12127b3115f2SLuciano Coelho 12137b3115f2SLuciano Coelho int wl1271_cmd_build_arp_rsp(struct wl1271 *wl, struct wl12xx_vif *wlvif) 12147b3115f2SLuciano Coelho { 12152c0133a4SArik Nemtsov int ret, extra = 0; 12167b3115f2SLuciano Coelho u16 fc; 12177b3115f2SLuciano Coelho struct ieee80211_vif *vif = wl12xx_wlvif_to_vif(wlvif); 12187b3115f2SLuciano Coelho struct sk_buff *skb; 12197b3115f2SLuciano Coelho struct wl12xx_arp_rsp_template *tmpl; 12207b3115f2SLuciano Coelho struct ieee80211_hdr_3addr *hdr; 12217b3115f2SLuciano Coelho struct arphdr *arp_hdr; 12227b3115f2SLuciano Coelho 12237b3115f2SLuciano Coelho skb = dev_alloc_skb(sizeof(*hdr) + sizeof(__le16) + sizeof(*tmpl) + 12247b3115f2SLuciano Coelho WL1271_EXTRA_SPACE_MAX); 12257b3115f2SLuciano Coelho if (!skb) { 12267b3115f2SLuciano Coelho wl1271_error("failed to allocate buffer for arp rsp template"); 12277b3115f2SLuciano Coelho return -ENOMEM; 12287b3115f2SLuciano Coelho } 12297b3115f2SLuciano Coelho 12307b3115f2SLuciano Coelho skb_reserve(skb, sizeof(*hdr) + WL1271_EXTRA_SPACE_MAX); 12317b3115f2SLuciano Coelho 1232b080db58SJohannes Berg tmpl = skb_put_zero(skb, sizeof(*tmpl)); 12337b3115f2SLuciano Coelho 12347b3115f2SLuciano Coelho /* llc layer */ 12357b3115f2SLuciano Coelho memcpy(tmpl->llc_hdr, rfc1042_header, sizeof(rfc1042_header)); 12367b3115f2SLuciano Coelho tmpl->llc_type = cpu_to_be16(ETH_P_ARP); 12377b3115f2SLuciano Coelho 12387b3115f2SLuciano Coelho /* arp header */ 12397b3115f2SLuciano Coelho arp_hdr = &tmpl->arp_hdr; 12407b3115f2SLuciano Coelho arp_hdr->ar_hrd = cpu_to_be16(ARPHRD_ETHER); 12417b3115f2SLuciano Coelho arp_hdr->ar_pro = cpu_to_be16(ETH_P_IP); 12427b3115f2SLuciano Coelho arp_hdr->ar_hln = ETH_ALEN; 12437b3115f2SLuciano Coelho arp_hdr->ar_pln = 4; 12447b3115f2SLuciano Coelho arp_hdr->ar_op = cpu_to_be16(ARPOP_REPLY); 12457b3115f2SLuciano Coelho 12467b3115f2SLuciano Coelho /* arp payload */ 12477b3115f2SLuciano Coelho memcpy(tmpl->sender_hw, vif->addr, ETH_ALEN); 12487b3115f2SLuciano Coelho tmpl->sender_ip = wlvif->ip_addr; 12497b3115f2SLuciano Coelho 12507b3115f2SLuciano Coelho /* encryption space */ 12517b3115f2SLuciano Coelho switch (wlvif->encryption_type) { 12527b3115f2SLuciano Coelho case KEY_TKIP: 12532c0133a4SArik Nemtsov if (wl->quirks & WLCORE_QUIRK_TKIP_HEADER_SPACE) 12547b3115f2SLuciano Coelho extra = WL1271_EXTRA_SPACE_TKIP; 12557b3115f2SLuciano Coelho break; 12567b3115f2SLuciano Coelho case KEY_AES: 12577b3115f2SLuciano Coelho extra = WL1271_EXTRA_SPACE_AES; 12587b3115f2SLuciano Coelho break; 12597b3115f2SLuciano Coelho case KEY_NONE: 12607b3115f2SLuciano Coelho case KEY_WEP: 12617b3115f2SLuciano Coelho case KEY_GEM: 12627b3115f2SLuciano Coelho extra = 0; 12637b3115f2SLuciano Coelho break; 12647b3115f2SLuciano Coelho default: 12657b3115f2SLuciano Coelho wl1271_warning("Unknown encryption type: %d", 12667b3115f2SLuciano Coelho wlvif->encryption_type); 12677b3115f2SLuciano Coelho ret = -EINVAL; 12687b3115f2SLuciano Coelho goto out; 12697b3115f2SLuciano Coelho } 12707b3115f2SLuciano Coelho 12717b3115f2SLuciano Coelho if (extra) { 12727b3115f2SLuciano Coelho u8 *space = skb_push(skb, extra); 12737b3115f2SLuciano Coelho memset(space, 0, extra); 12747b3115f2SLuciano Coelho } 12757b3115f2SLuciano Coelho 12767b3115f2SLuciano Coelho /* QoS header - BE */ 12777b3115f2SLuciano Coelho if (wlvif->sta.qos) 12787b3115f2SLuciano Coelho memset(skb_push(skb, sizeof(__le16)), 0, sizeof(__le16)); 12797b3115f2SLuciano Coelho 12807b3115f2SLuciano Coelho /* mac80211 header */ 1281d58ff351SJohannes Berg hdr = skb_push(skb, sizeof(*hdr)); 1282161f17b5SJesper Juhl memset(hdr, 0, sizeof(*hdr)); 12837b3115f2SLuciano Coelho fc = IEEE80211_FTYPE_DATA | IEEE80211_FCTL_TODS; 12847b3115f2SLuciano Coelho if (wlvif->sta.qos) 12857b3115f2SLuciano Coelho fc |= IEEE80211_STYPE_QOS_DATA; 12867b3115f2SLuciano Coelho else 12877b3115f2SLuciano Coelho fc |= IEEE80211_STYPE_DATA; 12887b3115f2SLuciano Coelho if (wlvif->encryption_type != KEY_NONE) 12897b3115f2SLuciano Coelho fc |= IEEE80211_FCTL_PROTECTED; 12907b3115f2SLuciano Coelho 12917b3115f2SLuciano Coelho hdr->frame_control = cpu_to_le16(fc); 12927b3115f2SLuciano Coelho memcpy(hdr->addr1, vif->bss_conf.bssid, ETH_ALEN); 12937b3115f2SLuciano Coelho memcpy(hdr->addr2, vif->addr, ETH_ALEN); 129493803b33SJoe Perches eth_broadcast_addr(hdr->addr3); 12957b3115f2SLuciano Coelho 12967b3115f2SLuciano Coelho ret = wl1271_cmd_template_set(wl, wlvif->role_id, CMD_TEMPL_ARP_RSP, 12977b3115f2SLuciano Coelho skb->data, skb->len, 0, 12987b3115f2SLuciano Coelho wlvif->basic_rate); 12997b3115f2SLuciano Coelho out: 13007b3115f2SLuciano Coelho dev_kfree_skb(skb); 13017b3115f2SLuciano Coelho return ret; 13027b3115f2SLuciano Coelho } 13037b3115f2SLuciano Coelho 13047b3115f2SLuciano Coelho int wl1271_build_qos_null_data(struct wl1271 *wl, struct ieee80211_vif *vif) 13057b3115f2SLuciano Coelho { 13067b3115f2SLuciano Coelho struct wl12xx_vif *wlvif = wl12xx_vif_to_data(vif); 13077b3115f2SLuciano Coelho struct ieee80211_qos_hdr template; 13087b3115f2SLuciano Coelho 13097b3115f2SLuciano Coelho memset(&template, 0, sizeof(template)); 13107b3115f2SLuciano Coelho 13117b3115f2SLuciano Coelho memcpy(template.addr1, vif->bss_conf.bssid, ETH_ALEN); 13127b3115f2SLuciano Coelho memcpy(template.addr2, vif->addr, ETH_ALEN); 13137b3115f2SLuciano Coelho memcpy(template.addr3, vif->bss_conf.bssid, ETH_ALEN); 13147b3115f2SLuciano Coelho 13157b3115f2SLuciano Coelho template.frame_control = cpu_to_le16(IEEE80211_FTYPE_DATA | 13167b3115f2SLuciano Coelho IEEE80211_STYPE_QOS_NULLFUNC | 13177b3115f2SLuciano Coelho IEEE80211_FCTL_TODS); 13187b3115f2SLuciano Coelho 13197b3115f2SLuciano Coelho /* FIXME: not sure what priority to use here */ 13207b3115f2SLuciano Coelho template.qos_ctrl = cpu_to_le16(0); 13217b3115f2SLuciano Coelho 13227b3115f2SLuciano Coelho return wl1271_cmd_template_set(wl, wlvif->role_id, 13237b3115f2SLuciano Coelho CMD_TEMPL_QOS_NULL_DATA, &template, 13247b3115f2SLuciano Coelho sizeof(template), 0, 13257b3115f2SLuciano Coelho wlvif->basic_rate); 13267b3115f2SLuciano Coelho } 13277b3115f2SLuciano Coelho 13287b3115f2SLuciano Coelho int wl12xx_cmd_set_default_wep_key(struct wl1271 *wl, u8 id, u8 hlid) 13297b3115f2SLuciano Coelho { 13307b3115f2SLuciano Coelho struct wl1271_cmd_set_keys *cmd; 13317b3115f2SLuciano Coelho int ret = 0; 13327b3115f2SLuciano Coelho 13337b3115f2SLuciano Coelho wl1271_debug(DEBUG_CMD, "cmd set_default_wep_key %d", id); 13347b3115f2SLuciano Coelho 13357b3115f2SLuciano Coelho cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 13367b3115f2SLuciano Coelho if (!cmd) { 13377b3115f2SLuciano Coelho ret = -ENOMEM; 13387b3115f2SLuciano Coelho goto out; 13397b3115f2SLuciano Coelho } 13407b3115f2SLuciano Coelho 13417b3115f2SLuciano Coelho cmd->hlid = hlid; 13427b3115f2SLuciano Coelho cmd->key_id = id; 13437b3115f2SLuciano Coelho cmd->lid_key_type = WEP_DEFAULT_LID_TYPE; 13447b3115f2SLuciano Coelho cmd->key_action = cpu_to_le16(KEY_SET_ID); 13457b3115f2SLuciano Coelho cmd->key_type = KEY_WEP; 13467b3115f2SLuciano Coelho 13477b3115f2SLuciano Coelho ret = wl1271_cmd_send(wl, CMD_SET_KEYS, cmd, sizeof(*cmd), 0); 13487b3115f2SLuciano Coelho if (ret < 0) { 13497b3115f2SLuciano Coelho wl1271_warning("cmd set_default_wep_key failed: %d", ret); 13507b3115f2SLuciano Coelho goto out; 13517b3115f2SLuciano Coelho } 13527b3115f2SLuciano Coelho 13537b3115f2SLuciano Coelho out: 13547b3115f2SLuciano Coelho kfree(cmd); 13557b3115f2SLuciano Coelho 13567b3115f2SLuciano Coelho return ret; 13577b3115f2SLuciano Coelho } 13587b3115f2SLuciano Coelho 13597b3115f2SLuciano Coelho int wl1271_cmd_set_sta_key(struct wl1271 *wl, struct wl12xx_vif *wlvif, 13607b3115f2SLuciano Coelho u16 action, u8 id, u8 key_type, 13617b3115f2SLuciano Coelho u8 key_size, const u8 *key, const u8 *addr, 13627b3115f2SLuciano Coelho u32 tx_seq_32, u16 tx_seq_16) 13637b3115f2SLuciano Coelho { 13647b3115f2SLuciano Coelho struct wl1271_cmd_set_keys *cmd; 13657b3115f2SLuciano Coelho int ret = 0; 13667b3115f2SLuciano Coelho 13677b3115f2SLuciano Coelho /* hlid might have already been deleted */ 13687b3115f2SLuciano Coelho if (wlvif->sta.hlid == WL12XX_INVALID_LINK_ID) 13697b3115f2SLuciano Coelho return 0; 13707b3115f2SLuciano Coelho 13717b3115f2SLuciano Coelho cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 13727b3115f2SLuciano Coelho if (!cmd) { 13737b3115f2SLuciano Coelho ret = -ENOMEM; 13747b3115f2SLuciano Coelho goto out; 13757b3115f2SLuciano Coelho } 13767b3115f2SLuciano Coelho 13777b3115f2SLuciano Coelho cmd->hlid = wlvif->sta.hlid; 13787b3115f2SLuciano Coelho 13797b3115f2SLuciano Coelho if (key_type == KEY_WEP) 13807b3115f2SLuciano Coelho cmd->lid_key_type = WEP_DEFAULT_LID_TYPE; 13817b3115f2SLuciano Coelho else if (is_broadcast_ether_addr(addr)) 13827b3115f2SLuciano Coelho cmd->lid_key_type = BROADCAST_LID_TYPE; 13837b3115f2SLuciano Coelho else 13847b3115f2SLuciano Coelho cmd->lid_key_type = UNICAST_LID_TYPE; 13857b3115f2SLuciano Coelho 13867b3115f2SLuciano Coelho cmd->key_action = cpu_to_le16(action); 13877b3115f2SLuciano Coelho cmd->key_size = key_size; 13887b3115f2SLuciano Coelho cmd->key_type = key_type; 13897b3115f2SLuciano Coelho 13907b3115f2SLuciano Coelho cmd->ac_seq_num16[0] = cpu_to_le16(tx_seq_16); 13917b3115f2SLuciano Coelho cmd->ac_seq_num32[0] = cpu_to_le32(tx_seq_32); 13927b3115f2SLuciano Coelho 13937b3115f2SLuciano Coelho cmd->key_id = id; 13947b3115f2SLuciano Coelho 13957b3115f2SLuciano Coelho if (key_type == KEY_TKIP) { 13967b3115f2SLuciano Coelho /* 13977b3115f2SLuciano Coelho * We get the key in the following form: 13987b3115f2SLuciano Coelho * TKIP (16 bytes) - TX MIC (8 bytes) - RX MIC (8 bytes) 13997b3115f2SLuciano Coelho * but the target is expecting: 14007b3115f2SLuciano Coelho * TKIP - RX MIC - TX MIC 14017b3115f2SLuciano Coelho */ 14027b3115f2SLuciano Coelho memcpy(cmd->key, key, 16); 14037b3115f2SLuciano Coelho memcpy(cmd->key + 16, key + 24, 8); 14047b3115f2SLuciano Coelho memcpy(cmd->key + 24, key + 16, 8); 14057b3115f2SLuciano Coelho 14067b3115f2SLuciano Coelho } else { 14077b3115f2SLuciano Coelho memcpy(cmd->key, key, key_size); 14087b3115f2SLuciano Coelho } 14097b3115f2SLuciano Coelho 14107b3115f2SLuciano Coelho wl1271_dump(DEBUG_CRYPT, "TARGET KEY: ", cmd, sizeof(*cmd)); 14117b3115f2SLuciano Coelho 14127b3115f2SLuciano Coelho ret = wl1271_cmd_send(wl, CMD_SET_KEYS, cmd, sizeof(*cmd), 0); 14137b3115f2SLuciano Coelho if (ret < 0) { 14147b3115f2SLuciano Coelho wl1271_warning("could not set keys"); 14157b3115f2SLuciano Coelho goto out; 14167b3115f2SLuciano Coelho } 14177b3115f2SLuciano Coelho 14187b3115f2SLuciano Coelho out: 14197b3115f2SLuciano Coelho kfree(cmd); 14207b3115f2SLuciano Coelho 14217b3115f2SLuciano Coelho return ret; 14227b3115f2SLuciano Coelho } 14237b3115f2SLuciano Coelho 14247b3115f2SLuciano Coelho /* 14257b3115f2SLuciano Coelho * TODO: merge with sta/ibss into 1 set_key function. 14267b3115f2SLuciano Coelho * note there are slight diffs 14277b3115f2SLuciano Coelho */ 14287b3115f2SLuciano Coelho int wl1271_cmd_set_ap_key(struct wl1271 *wl, struct wl12xx_vif *wlvif, 14297b3115f2SLuciano Coelho u16 action, u8 id, u8 key_type, 14307b3115f2SLuciano Coelho u8 key_size, const u8 *key, u8 hlid, u32 tx_seq_32, 1431cf33a772SMaital Hahn u16 tx_seq_16, bool is_pairwise) 14327b3115f2SLuciano Coelho { 14337b3115f2SLuciano Coelho struct wl1271_cmd_set_keys *cmd; 14347b3115f2SLuciano Coelho int ret = 0; 14357b3115f2SLuciano Coelho u8 lid_type; 14367b3115f2SLuciano Coelho 14377b3115f2SLuciano Coelho cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 14387b3115f2SLuciano Coelho if (!cmd) 14397b3115f2SLuciano Coelho return -ENOMEM; 14407b3115f2SLuciano Coelho 14417b3115f2SLuciano Coelho if (hlid == wlvif->ap.bcast_hlid) { 14427b3115f2SLuciano Coelho if (key_type == KEY_WEP) 14437b3115f2SLuciano Coelho lid_type = WEP_DEFAULT_LID_TYPE; 14447b3115f2SLuciano Coelho else 14457b3115f2SLuciano Coelho lid_type = BROADCAST_LID_TYPE; 1446cf33a772SMaital Hahn } else if (is_pairwise) { 14477b3115f2SLuciano Coelho lid_type = UNICAST_LID_TYPE; 1448cf33a772SMaital Hahn } else { 1449cf33a772SMaital Hahn lid_type = BROADCAST_LID_TYPE; 14507b3115f2SLuciano Coelho } 14517b3115f2SLuciano Coelho 14527b3115f2SLuciano Coelho wl1271_debug(DEBUG_CRYPT, "ap key action: %d id: %d lid: %d type: %d" 14537b3115f2SLuciano Coelho " hlid: %d", (int)action, (int)id, (int)lid_type, 14547b3115f2SLuciano Coelho (int)key_type, (int)hlid); 14557b3115f2SLuciano Coelho 14567b3115f2SLuciano Coelho cmd->lid_key_type = lid_type; 14577b3115f2SLuciano Coelho cmd->hlid = hlid; 14587b3115f2SLuciano Coelho cmd->key_action = cpu_to_le16(action); 14597b3115f2SLuciano Coelho cmd->key_size = key_size; 14607b3115f2SLuciano Coelho cmd->key_type = key_type; 14617b3115f2SLuciano Coelho cmd->key_id = id; 14627b3115f2SLuciano Coelho cmd->ac_seq_num16[0] = cpu_to_le16(tx_seq_16); 14637b3115f2SLuciano Coelho cmd->ac_seq_num32[0] = cpu_to_le32(tx_seq_32); 14647b3115f2SLuciano Coelho 14657b3115f2SLuciano Coelho if (key_type == KEY_TKIP) { 14667b3115f2SLuciano Coelho /* 14677b3115f2SLuciano Coelho * We get the key in the following form: 14687b3115f2SLuciano Coelho * TKIP (16 bytes) - TX MIC (8 bytes) - RX MIC (8 bytes) 14697b3115f2SLuciano Coelho * but the target is expecting: 14707b3115f2SLuciano Coelho * TKIP - RX MIC - TX MIC 14717b3115f2SLuciano Coelho */ 14727b3115f2SLuciano Coelho memcpy(cmd->key, key, 16); 14737b3115f2SLuciano Coelho memcpy(cmd->key + 16, key + 24, 8); 14747b3115f2SLuciano Coelho memcpy(cmd->key + 24, key + 16, 8); 14757b3115f2SLuciano Coelho } else { 14767b3115f2SLuciano Coelho memcpy(cmd->key, key, key_size); 14777b3115f2SLuciano Coelho } 14787b3115f2SLuciano Coelho 14797b3115f2SLuciano Coelho wl1271_dump(DEBUG_CRYPT, "TARGET AP KEY: ", cmd, sizeof(*cmd)); 14807b3115f2SLuciano Coelho 14817b3115f2SLuciano Coelho ret = wl1271_cmd_send(wl, CMD_SET_KEYS, cmd, sizeof(*cmd), 0); 14827b3115f2SLuciano Coelho if (ret < 0) { 14837b3115f2SLuciano Coelho wl1271_warning("could not set ap keys"); 14847b3115f2SLuciano Coelho goto out; 14857b3115f2SLuciano Coelho } 14867b3115f2SLuciano Coelho 14877b3115f2SLuciano Coelho out: 14887b3115f2SLuciano Coelho kfree(cmd); 14897b3115f2SLuciano Coelho return ret; 14907b3115f2SLuciano Coelho } 14917b3115f2SLuciano Coelho 1492d50529c0SEliad Peller int wl12xx_cmd_set_peer_state(struct wl1271 *wl, struct wl12xx_vif *wlvif, 1493d50529c0SEliad Peller u8 hlid) 14947b3115f2SLuciano Coelho { 14957b3115f2SLuciano Coelho struct wl12xx_cmd_set_peer_state *cmd; 14967b3115f2SLuciano Coelho int ret = 0; 14977b3115f2SLuciano Coelho 14987b3115f2SLuciano Coelho wl1271_debug(DEBUG_CMD, "cmd set peer state (hlid=%d)", hlid); 14997b3115f2SLuciano Coelho 15007b3115f2SLuciano Coelho cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 15017b3115f2SLuciano Coelho if (!cmd) { 15027b3115f2SLuciano Coelho ret = -ENOMEM; 15037b3115f2SLuciano Coelho goto out; 15047b3115f2SLuciano Coelho } 15057b3115f2SLuciano Coelho 15067b3115f2SLuciano Coelho cmd->hlid = hlid; 15077b3115f2SLuciano Coelho cmd->state = WL1271_CMD_STA_STATE_CONNECTED; 15087b3115f2SLuciano Coelho 1509d50529c0SEliad Peller /* wmm param is valid only for station role */ 1510d50529c0SEliad Peller if (wlvif->bss_type == BSS_TYPE_STA_BSS) 1511d50529c0SEliad Peller cmd->wmm = wlvif->wmm_enabled; 1512d50529c0SEliad Peller 15137b3115f2SLuciano Coelho ret = wl1271_cmd_send(wl, CMD_SET_PEER_STATE, cmd, sizeof(*cmd), 0); 15147b3115f2SLuciano Coelho if (ret < 0) { 15157b3115f2SLuciano Coelho wl1271_error("failed to send set peer state command"); 15167b3115f2SLuciano Coelho goto out_free; 15177b3115f2SLuciano Coelho } 15187b3115f2SLuciano Coelho 15197b3115f2SLuciano Coelho out_free: 15207b3115f2SLuciano Coelho kfree(cmd); 15217b3115f2SLuciano Coelho 15227b3115f2SLuciano Coelho out: 15237b3115f2SLuciano Coelho return ret; 15247b3115f2SLuciano Coelho } 15257b3115f2SLuciano Coelho 15267b3115f2SLuciano Coelho int wl12xx_cmd_add_peer(struct wl1271 *wl, struct wl12xx_vif *wlvif, 15277b3115f2SLuciano Coelho struct ieee80211_sta *sta, u8 hlid) 15287b3115f2SLuciano Coelho { 15297b3115f2SLuciano Coelho struct wl12xx_cmd_add_peer *cmd; 15307b3115f2SLuciano Coelho int i, ret; 15317b3115f2SLuciano Coelho u32 sta_rates; 15327b3115f2SLuciano Coelho 15337b3115f2SLuciano Coelho wl1271_debug(DEBUG_CMD, "cmd add peer %d", (int)hlid); 15347b3115f2SLuciano Coelho 15357b3115f2SLuciano Coelho cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 15367b3115f2SLuciano Coelho if (!cmd) { 15377b3115f2SLuciano Coelho ret = -ENOMEM; 15387b3115f2SLuciano Coelho goto out; 15397b3115f2SLuciano Coelho } 15407b3115f2SLuciano Coelho 15417b3115f2SLuciano Coelho memcpy(cmd->addr, sta->addr, ETH_ALEN); 15427b3115f2SLuciano Coelho cmd->bss_index = WL1271_AP_BSS_INDEX; 15437b3115f2SLuciano Coelho cmd->aid = sta->aid; 15447b3115f2SLuciano Coelho cmd->hlid = hlid; 15457b3115f2SLuciano Coelho cmd->sp_len = sta->max_sp; 15467b3115f2SLuciano Coelho cmd->wmm = sta->wme ? 1 : 0; 1547978cd3a0SEliad Peller cmd->session_id = wl->session_ids[hlid]; 1548028e7243SEliad Peller cmd->role_id = wlvif->role_id; 15497b3115f2SLuciano Coelho 15507b3115f2SLuciano Coelho for (i = 0; i < NUM_ACCESS_CATEGORIES_COPY; i++) 15517b3115f2SLuciano Coelho if (sta->wme && (sta->uapsd_queues & BIT(i))) 15522e42c203SYoni Divinsky cmd->psd_type[NUM_ACCESS_CATEGORIES_COPY-1-i] = 15532e42c203SYoni Divinsky WL1271_PSD_UPSD_TRIGGER; 15547b3115f2SLuciano Coelho else 15552e42c203SYoni Divinsky cmd->psd_type[NUM_ACCESS_CATEGORIES_COPY-1-i] = 15562e42c203SYoni Divinsky WL1271_PSD_LEGACY; 15572e42c203SYoni Divinsky 15587b3115f2SLuciano Coelho 1559046d2e7cSSriram R sta_rates = sta->deflink.supp_rates[wlvif->band]; 1560046d2e7cSSriram R if (sta->deflink.ht_cap.ht_supported) 1561b3a47ee0SArik Nemtsov sta_rates |= 1562046d2e7cSSriram R (sta->deflink.ht_cap.mcs.rx_mask[0] << HW_HT_RATES_OFFSET) | 1563046d2e7cSSriram R (sta->deflink.ht_cap.mcs.rx_mask[1] << HW_MIMO_RATES_OFFSET); 15647b3115f2SLuciano Coelho 15657b3115f2SLuciano Coelho cmd->supported_rates = 15667b3115f2SLuciano Coelho cpu_to_le32(wl1271_tx_enabled_rates_get(wl, sta_rates, 15677b3115f2SLuciano Coelho wlvif->band)); 15687b3115f2SLuciano Coelho 1569535633a5SGuy Mishol if (!cmd->supported_rates) { 1570535633a5SGuy Mishol wl1271_debug(DEBUG_CMD, 1571535633a5SGuy Mishol "peer has no supported rates yet, configuring basic rates: 0x%x", 1572535633a5SGuy Mishol wlvif->basic_rate_set); 1573535633a5SGuy Mishol cmd->supported_rates = cpu_to_le32(wlvif->basic_rate_set); 1574535633a5SGuy Mishol } 1575535633a5SGuy Mishol 15767b3115f2SLuciano Coelho wl1271_debug(DEBUG_CMD, "new peer rates=0x%x queues=0x%x", 15777b3115f2SLuciano Coelho cmd->supported_rates, sta->uapsd_queues); 15787b3115f2SLuciano Coelho 15797b3115f2SLuciano Coelho ret = wl1271_cmd_send(wl, CMD_ADD_PEER, cmd, sizeof(*cmd), 0); 15807b3115f2SLuciano Coelho if (ret < 0) { 15817b3115f2SLuciano Coelho wl1271_error("failed to initiate cmd add peer"); 15827b3115f2SLuciano Coelho goto out_free; 15837b3115f2SLuciano Coelho } 15847b3115f2SLuciano Coelho 15857b3115f2SLuciano Coelho out_free: 15867b3115f2SLuciano Coelho kfree(cmd); 15877b3115f2SLuciano Coelho 15887b3115f2SLuciano Coelho out: 15897b3115f2SLuciano Coelho return ret; 15907b3115f2SLuciano Coelho } 15917b3115f2SLuciano Coelho 1592028e7243SEliad Peller int wl12xx_cmd_remove_peer(struct wl1271 *wl, struct wl12xx_vif *wlvif, 1593028e7243SEliad Peller u8 hlid) 15947b3115f2SLuciano Coelho { 15957b3115f2SLuciano Coelho struct wl12xx_cmd_remove_peer *cmd; 15967b3115f2SLuciano Coelho int ret; 15976c15c1aaSEyal Shapira bool timeout = false; 15987b3115f2SLuciano Coelho 15997b3115f2SLuciano Coelho wl1271_debug(DEBUG_CMD, "cmd remove peer %d", (int)hlid); 16007b3115f2SLuciano Coelho 16017b3115f2SLuciano Coelho cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 16027b3115f2SLuciano Coelho if (!cmd) { 16037b3115f2SLuciano Coelho ret = -ENOMEM; 16047b3115f2SLuciano Coelho goto out; 16057b3115f2SLuciano Coelho } 16067b3115f2SLuciano Coelho 16077b3115f2SLuciano Coelho cmd->hlid = hlid; 16087b3115f2SLuciano Coelho /* We never send a deauth, mac80211 is in charge of this */ 16097b3115f2SLuciano Coelho cmd->reason_opcode = 0; 16107b3115f2SLuciano Coelho cmd->send_deauth_flag = 0; 1611028e7243SEliad Peller cmd->role_id = wlvif->role_id; 16127b3115f2SLuciano Coelho 16137b3115f2SLuciano Coelho ret = wl1271_cmd_send(wl, CMD_REMOVE_PEER, cmd, sizeof(*cmd), 0); 16147b3115f2SLuciano Coelho if (ret < 0) { 16157b3115f2SLuciano Coelho wl1271_error("failed to initiate cmd remove peer"); 16167b3115f2SLuciano Coelho goto out_free; 16177b3115f2SLuciano Coelho } 16187b3115f2SLuciano Coelho 1619c50a2825SEliad Peller ret = wl->ops->wait_for_event(wl, 1620c50a2825SEliad Peller WLCORE_EVENT_PEER_REMOVE_COMPLETE, 16216c15c1aaSEyal Shapira &timeout); 1622c50a2825SEliad Peller 16237b3115f2SLuciano Coelho /* 16247b3115f2SLuciano Coelho * We are ok with a timeout here. The event is sometimes not sent 16256c15c1aaSEyal Shapira * due to a firmware bug. In case of another error (like SDIO timeout) 16266c15c1aaSEyal Shapira * queue a recovery. 16277b3115f2SLuciano Coelho */ 16286c15c1aaSEyal Shapira if (ret) 16296c15c1aaSEyal Shapira wl12xx_queue_recovery_work(wl); 16307b3115f2SLuciano Coelho 16317b3115f2SLuciano Coelho out_free: 16327b3115f2SLuciano Coelho kfree(cmd); 16337b3115f2SLuciano Coelho 16347b3115f2SLuciano Coelho out: 16357b3115f2SLuciano Coelho return ret; 16367b3115f2SLuciano Coelho } 16377b3115f2SLuciano Coelho 163857fbcce3SJohannes Berg static int wlcore_get_reg_conf_ch_idx(enum nl80211_band band, u16 ch) 16396b70e7ebSVictor Goldenshtein { 164049540d1bSEliad Peller /* 164149540d1bSEliad Peller * map the given band/channel to the respective predefined 164249540d1bSEliad Peller * bit expected by the fw 164349540d1bSEliad Peller */ 16446b70e7ebSVictor Goldenshtein switch (band) { 164557fbcce3SJohannes Berg case NL80211_BAND_2GHZ: 164649540d1bSEliad Peller /* channels 1..14 are mapped to 0..13 */ 16476b70e7ebSVictor Goldenshtein if (ch >= 1 && ch <= 14) 164849540d1bSEliad Peller return ch - 1; 164949540d1bSEliad Peller break; 165057fbcce3SJohannes Berg case NL80211_BAND_5GHZ: 165149540d1bSEliad Peller switch (ch) { 165249540d1bSEliad Peller case 8 ... 16: 165349540d1bSEliad Peller /* channels 8,12,16 are mapped to 18,19,20 */ 165449540d1bSEliad Peller return 18 + (ch-8)/4; 165549540d1bSEliad Peller case 34 ... 48: 165649540d1bSEliad Peller /* channels 34,36..48 are mapped to 21..28 */ 165749540d1bSEliad Peller return 21 + (ch-34)/2; 165849540d1bSEliad Peller case 52 ... 64: 165949540d1bSEliad Peller /* channels 52,56..64 are mapped to 29..32 */ 166049540d1bSEliad Peller return 29 + (ch-52)/4; 166149540d1bSEliad Peller case 100 ... 140: 166249540d1bSEliad Peller /* channels 100,104..140 are mapped to 33..43 */ 166349540d1bSEliad Peller return 33 + (ch-100)/4; 166449540d1bSEliad Peller case 149 ... 165: 166549540d1bSEliad Peller /* channels 149,153..165 are mapped to 44..48 */ 166649540d1bSEliad Peller return 44 + (ch-149)/4; 166749540d1bSEliad Peller default: 166849540d1bSEliad Peller break; 166949540d1bSEliad Peller } 16706b70e7ebSVictor Goldenshtein break; 16716b70e7ebSVictor Goldenshtein default: 167249540d1bSEliad Peller break; 16736b70e7ebSVictor Goldenshtein } 16746b70e7ebSVictor Goldenshtein 167549540d1bSEliad Peller wl1271_error("%s: unknown band/channel: %d/%d", __func__, band, ch); 167649540d1bSEliad Peller return -1; 16776b70e7ebSVictor Goldenshtein } 16786b70e7ebSVictor Goldenshtein 16796b70e7ebSVictor Goldenshtein void wlcore_set_pending_regdomain_ch(struct wl1271 *wl, u16 channel, 168057fbcce3SJohannes Berg enum nl80211_band band) 16816b70e7ebSVictor Goldenshtein { 16826b70e7ebSVictor Goldenshtein int ch_bit_idx = 0; 16836b70e7ebSVictor Goldenshtein 16846b70e7ebSVictor Goldenshtein if (!(wl->quirks & WLCORE_QUIRK_REGDOMAIN_CONF)) 16856b70e7ebSVictor Goldenshtein return; 16866b70e7ebSVictor Goldenshtein 16876b70e7ebSVictor Goldenshtein ch_bit_idx = wlcore_get_reg_conf_ch_idx(band, channel); 16886b70e7ebSVictor Goldenshtein 168949540d1bSEliad Peller if (ch_bit_idx >= 0 && ch_bit_idx <= WL1271_MAX_CHANNELS) 1690147b502bSPaolo Bonzini __set_bit_le(ch_bit_idx, (long *)wl->reg_ch_conf_pending); 16916b70e7ebSVictor Goldenshtein } 16926b70e7ebSVictor Goldenshtein 16936b70e7ebSVictor Goldenshtein int wlcore_cmd_regdomain_config_locked(struct wl1271 *wl) 16946b70e7ebSVictor Goldenshtein { 16956b70e7ebSVictor Goldenshtein struct wl12xx_cmd_regdomain_dfs_config *cmd = NULL; 16966b70e7ebSVictor Goldenshtein int ret = 0, i, b, ch_bit_idx; 1697147b502bSPaolo Bonzini __le32 tmp_ch_bitmap[2] __aligned(sizeof(unsigned long)); 16986b70e7ebSVictor Goldenshtein struct wiphy *wiphy = wl->hw->wiphy; 16996b70e7ebSVictor Goldenshtein struct ieee80211_supported_band *band; 17006b70e7ebSVictor Goldenshtein bool timeout = false; 17016b70e7ebSVictor Goldenshtein 17026b70e7ebSVictor Goldenshtein if (!(wl->quirks & WLCORE_QUIRK_REGDOMAIN_CONF)) 17036b70e7ebSVictor Goldenshtein return 0; 17046b70e7ebSVictor Goldenshtein 17056b70e7ebSVictor Goldenshtein wl1271_debug(DEBUG_CMD, "cmd reg domain config"); 17066b70e7ebSVictor Goldenshtein 1707147b502bSPaolo Bonzini memcpy(tmp_ch_bitmap, wl->reg_ch_conf_pending, sizeof(tmp_ch_bitmap)); 17086b70e7ebSVictor Goldenshtein 170957fbcce3SJohannes Berg for (b = NL80211_BAND_2GHZ; b <= NL80211_BAND_5GHZ; b++) { 17106b70e7ebSVictor Goldenshtein band = wiphy->bands[b]; 17116b70e7ebSVictor Goldenshtein for (i = 0; i < band->n_channels; i++) { 17124ce9fad3SEliad Peller struct ieee80211_channel *channel = &band->channels[i]; 17134ce9fad3SEliad Peller u16 ch = channel->hw_value; 17144ce9fad3SEliad Peller u32 flags = channel->flags; 17156b70e7ebSVictor Goldenshtein 17164ce9fad3SEliad Peller if (flags & (IEEE80211_CHAN_DISABLED | 17178fe02e16SLuis R. Rodriguez IEEE80211_CHAN_NO_IR)) 17186b70e7ebSVictor Goldenshtein continue; 17196b70e7ebSVictor Goldenshtein 17204ce9fad3SEliad Peller if ((flags & IEEE80211_CHAN_RADAR) && 17214ce9fad3SEliad Peller channel->dfs_state != NL80211_DFS_AVAILABLE) 17224ce9fad3SEliad Peller continue; 17234ce9fad3SEliad Peller 17246b70e7ebSVictor Goldenshtein ch_bit_idx = wlcore_get_reg_conf_ch_idx(b, ch); 17256b70e7ebSVictor Goldenshtein if (ch_bit_idx < 0) 17266b70e7ebSVictor Goldenshtein continue; 17276b70e7ebSVictor Goldenshtein 1728147b502bSPaolo Bonzini __set_bit_le(ch_bit_idx, (long *)tmp_ch_bitmap); 17296b70e7ebSVictor Goldenshtein } 17306b70e7ebSVictor Goldenshtein } 17316b70e7ebSVictor Goldenshtein 17326b70e7ebSVictor Goldenshtein if (!memcmp(tmp_ch_bitmap, wl->reg_ch_conf_last, sizeof(tmp_ch_bitmap))) 17336b70e7ebSVictor Goldenshtein goto out; 17346b70e7ebSVictor Goldenshtein 17356b70e7ebSVictor Goldenshtein cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 17366b70e7ebSVictor Goldenshtein if (!cmd) { 17376b70e7ebSVictor Goldenshtein ret = -ENOMEM; 17386b70e7ebSVictor Goldenshtein goto out; 17396b70e7ebSVictor Goldenshtein } 17406b70e7ebSVictor Goldenshtein 1741147b502bSPaolo Bonzini cmd->ch_bit_map1 = tmp_ch_bitmap[0]; 1742147b502bSPaolo Bonzini cmd->ch_bit_map2 = tmp_ch_bitmap[1]; 17431cd91b2cSGuy Mishol cmd->dfs_region = wl->dfs_region; 17446b70e7ebSVictor Goldenshtein 17456b70e7ebSVictor Goldenshtein wl1271_debug(DEBUG_CMD, 17466b70e7ebSVictor Goldenshtein "cmd reg domain bitmap1: 0x%08x, bitmap2: 0x%08x", 17476b70e7ebSVictor Goldenshtein cmd->ch_bit_map1, cmd->ch_bit_map2); 17486b70e7ebSVictor Goldenshtein 17496b70e7ebSVictor Goldenshtein ret = wl1271_cmd_send(wl, CMD_DFS_CHANNEL_CONFIG, cmd, sizeof(*cmd), 0); 17506b70e7ebSVictor Goldenshtein if (ret < 0) { 17516b70e7ebSVictor Goldenshtein wl1271_error("failed to send reg domain dfs config"); 17526b70e7ebSVictor Goldenshtein goto out; 17536b70e7ebSVictor Goldenshtein } 17546b70e7ebSVictor Goldenshtein 17556b70e7ebSVictor Goldenshtein ret = wl->ops->wait_for_event(wl, 17566b70e7ebSVictor Goldenshtein WLCORE_EVENT_DFS_CONFIG_COMPLETE, 17576b70e7ebSVictor Goldenshtein &timeout); 17586b70e7ebSVictor Goldenshtein if (ret < 0 || timeout) { 17596b70e7ebSVictor Goldenshtein wl1271_error("reg domain conf %serror", 17606b70e7ebSVictor Goldenshtein timeout ? "completion " : ""); 17616b70e7ebSVictor Goldenshtein ret = timeout ? -ETIMEDOUT : ret; 17626b70e7ebSVictor Goldenshtein goto out; 17636b70e7ebSVictor Goldenshtein } 17646b70e7ebSVictor Goldenshtein 17656b70e7ebSVictor Goldenshtein memcpy(wl->reg_ch_conf_last, tmp_ch_bitmap, sizeof(tmp_ch_bitmap)); 17666b70e7ebSVictor Goldenshtein memset(wl->reg_ch_conf_pending, 0, sizeof(wl->reg_ch_conf_pending)); 17676b70e7ebSVictor Goldenshtein 17686b70e7ebSVictor Goldenshtein out: 17696b70e7ebSVictor Goldenshtein kfree(cmd); 17706b70e7ebSVictor Goldenshtein return ret; 17716b70e7ebSVictor Goldenshtein } 17726b70e7ebSVictor Goldenshtein 17737b3115f2SLuciano Coelho int wl12xx_cmd_config_fwlog(struct wl1271 *wl) 17747b3115f2SLuciano Coelho { 17757b3115f2SLuciano Coelho struct wl12xx_cmd_config_fwlog *cmd; 17767b3115f2SLuciano Coelho int ret = 0; 17777b3115f2SLuciano Coelho 17787b3115f2SLuciano Coelho wl1271_debug(DEBUG_CMD, "cmd config firmware logger"); 17797b3115f2SLuciano Coelho 17807b3115f2SLuciano Coelho cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 17817b3115f2SLuciano Coelho if (!cmd) { 17827b3115f2SLuciano Coelho ret = -ENOMEM; 17837b3115f2SLuciano Coelho goto out; 17847b3115f2SLuciano Coelho } 17857b3115f2SLuciano Coelho 17867b3115f2SLuciano Coelho cmd->logger_mode = wl->conf.fwlog.mode; 17877b3115f2SLuciano Coelho cmd->log_severity = wl->conf.fwlog.severity; 17887b3115f2SLuciano Coelho cmd->timestamp = wl->conf.fwlog.timestamp; 17897b3115f2SLuciano Coelho cmd->output = wl->conf.fwlog.output; 17907b3115f2SLuciano Coelho cmd->threshold = wl->conf.fwlog.threshold; 17917b3115f2SLuciano Coelho 17927b3115f2SLuciano Coelho ret = wl1271_cmd_send(wl, CMD_CONFIG_FWLOGGER, cmd, sizeof(*cmd), 0); 17937b3115f2SLuciano Coelho if (ret < 0) { 17947b3115f2SLuciano Coelho wl1271_error("failed to send config firmware logger command"); 17957b3115f2SLuciano Coelho goto out_free; 17967b3115f2SLuciano Coelho } 17977b3115f2SLuciano Coelho 17987b3115f2SLuciano Coelho out_free: 17997b3115f2SLuciano Coelho kfree(cmd); 18007b3115f2SLuciano Coelho 18017b3115f2SLuciano Coelho out: 18027b3115f2SLuciano Coelho return ret; 18037b3115f2SLuciano Coelho } 18047b3115f2SLuciano Coelho 18057b3115f2SLuciano Coelho int wl12xx_cmd_start_fwlog(struct wl1271 *wl) 18067b3115f2SLuciano Coelho { 18077b3115f2SLuciano Coelho struct wl12xx_cmd_start_fwlog *cmd; 18087b3115f2SLuciano Coelho int ret = 0; 18097b3115f2SLuciano Coelho 18107b3115f2SLuciano Coelho wl1271_debug(DEBUG_CMD, "cmd start firmware logger"); 18117b3115f2SLuciano Coelho 18127b3115f2SLuciano Coelho cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 18137b3115f2SLuciano Coelho if (!cmd) { 18147b3115f2SLuciano Coelho ret = -ENOMEM; 18157b3115f2SLuciano Coelho goto out; 18167b3115f2SLuciano Coelho } 18177b3115f2SLuciano Coelho 18187b3115f2SLuciano Coelho ret = wl1271_cmd_send(wl, CMD_START_FWLOGGER, cmd, sizeof(*cmd), 0); 18197b3115f2SLuciano Coelho if (ret < 0) { 18207b3115f2SLuciano Coelho wl1271_error("failed to send start firmware logger command"); 18217b3115f2SLuciano Coelho goto out_free; 18227b3115f2SLuciano Coelho } 18237b3115f2SLuciano Coelho 18247b3115f2SLuciano Coelho out_free: 18257b3115f2SLuciano Coelho kfree(cmd); 18267b3115f2SLuciano Coelho 18277b3115f2SLuciano Coelho out: 18287b3115f2SLuciano Coelho return ret; 18297b3115f2SLuciano Coelho } 18307b3115f2SLuciano Coelho 18317b3115f2SLuciano Coelho int wl12xx_cmd_stop_fwlog(struct wl1271 *wl) 18327b3115f2SLuciano Coelho { 18337b3115f2SLuciano Coelho struct wl12xx_cmd_stop_fwlog *cmd; 18347b3115f2SLuciano Coelho int ret = 0; 18357b3115f2SLuciano Coelho 18367b3115f2SLuciano Coelho wl1271_debug(DEBUG_CMD, "cmd stop firmware logger"); 18377b3115f2SLuciano Coelho 18387b3115f2SLuciano Coelho cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 18397b3115f2SLuciano Coelho if (!cmd) { 18407b3115f2SLuciano Coelho ret = -ENOMEM; 18417b3115f2SLuciano Coelho goto out; 18427b3115f2SLuciano Coelho } 18437b3115f2SLuciano Coelho 18447b3115f2SLuciano Coelho ret = wl1271_cmd_send(wl, CMD_STOP_FWLOGGER, cmd, sizeof(*cmd), 0); 18457b3115f2SLuciano Coelho if (ret < 0) { 18467b3115f2SLuciano Coelho wl1271_error("failed to send stop firmware logger command"); 18477b3115f2SLuciano Coelho goto out_free; 18487b3115f2SLuciano Coelho } 18497b3115f2SLuciano Coelho 18507b3115f2SLuciano Coelho out_free: 18517b3115f2SLuciano Coelho kfree(cmd); 18527b3115f2SLuciano Coelho 18537b3115f2SLuciano Coelho out: 18547b3115f2SLuciano Coelho return ret; 18557b3115f2SLuciano Coelho } 18567b3115f2SLuciano Coelho 18577b3115f2SLuciano Coelho static int wl12xx_cmd_roc(struct wl1271 *wl, struct wl12xx_vif *wlvif, 185857fbcce3SJohannes Berg u8 role_id, enum nl80211_band band, u8 channel) 18597b3115f2SLuciano Coelho { 18607b3115f2SLuciano Coelho struct wl12xx_cmd_roc *cmd; 18617b3115f2SLuciano Coelho int ret = 0; 18627b3115f2SLuciano Coelho 1863dabf37dbSEliad Peller wl1271_debug(DEBUG_CMD, "cmd roc %d (%d)", channel, role_id); 18647b3115f2SLuciano Coelho 18657b3115f2SLuciano Coelho if (WARN_ON(role_id == WL12XX_INVALID_ROLE_ID)) 18667b3115f2SLuciano Coelho return -EINVAL; 18677b3115f2SLuciano Coelho 18687b3115f2SLuciano Coelho cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 18697b3115f2SLuciano Coelho if (!cmd) { 18707b3115f2SLuciano Coelho ret = -ENOMEM; 18717b3115f2SLuciano Coelho goto out; 18727b3115f2SLuciano Coelho } 18737b3115f2SLuciano Coelho 18747b3115f2SLuciano Coelho cmd->role_id = role_id; 1875dabf37dbSEliad Peller cmd->channel = channel; 1876dabf37dbSEliad Peller switch (band) { 187757fbcce3SJohannes Berg case NL80211_BAND_2GHZ: 187800782136SLuciano Coelho cmd->band = WLCORE_BAND_2_4GHZ; 18797b3115f2SLuciano Coelho break; 188057fbcce3SJohannes Berg case NL80211_BAND_5GHZ: 188100782136SLuciano Coelho cmd->band = WLCORE_BAND_5GHZ; 18827b3115f2SLuciano Coelho break; 18837b3115f2SLuciano Coelho default: 18847b3115f2SLuciano Coelho wl1271_error("roc - unknown band: %d", (int)wlvif->band); 18857b3115f2SLuciano Coelho ret = -EINVAL; 18867b3115f2SLuciano Coelho goto out_free; 18877b3115f2SLuciano Coelho } 18887b3115f2SLuciano Coelho 18897b3115f2SLuciano Coelho 18907b3115f2SLuciano Coelho ret = wl1271_cmd_send(wl, CMD_REMAIN_ON_CHANNEL, cmd, 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 19037b3115f2SLuciano Coelho static int wl12xx_cmd_croc(struct wl1271 *wl, u8 role_id) 19047b3115f2SLuciano Coelho { 19057b3115f2SLuciano Coelho struct wl12xx_cmd_croc *cmd; 19067b3115f2SLuciano Coelho int ret = 0; 19077b3115f2SLuciano Coelho 19087b3115f2SLuciano Coelho wl1271_debug(DEBUG_CMD, "cmd croc (%d)", role_id); 19097b3115f2SLuciano Coelho 19107b3115f2SLuciano Coelho cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 19117b3115f2SLuciano Coelho if (!cmd) { 19127b3115f2SLuciano Coelho ret = -ENOMEM; 19137b3115f2SLuciano Coelho goto out; 19147b3115f2SLuciano Coelho } 19157b3115f2SLuciano Coelho cmd->role_id = role_id; 19167b3115f2SLuciano Coelho 19177b3115f2SLuciano Coelho ret = wl1271_cmd_send(wl, CMD_CANCEL_REMAIN_ON_CHANNEL, cmd, 19187b3115f2SLuciano Coelho sizeof(*cmd), 0); 19197b3115f2SLuciano Coelho if (ret < 0) { 19207b3115f2SLuciano Coelho wl1271_error("failed to send ROC command"); 19217b3115f2SLuciano Coelho goto out_free; 19227b3115f2SLuciano Coelho } 19237b3115f2SLuciano Coelho 19247b3115f2SLuciano Coelho out_free: 19257b3115f2SLuciano Coelho kfree(cmd); 19267b3115f2SLuciano Coelho 19277b3115f2SLuciano Coelho out: 19287b3115f2SLuciano Coelho return ret; 19297b3115f2SLuciano Coelho } 19307b3115f2SLuciano Coelho 1931dabf37dbSEliad Peller int wl12xx_roc(struct wl1271 *wl, struct wl12xx_vif *wlvif, u8 role_id, 193257fbcce3SJohannes Berg enum nl80211_band band, u8 channel) 19337b3115f2SLuciano Coelho { 19347b3115f2SLuciano Coelho int ret = 0; 19357b3115f2SLuciano Coelho 19367b3115f2SLuciano Coelho if (WARN_ON(test_bit(role_id, wl->roc_map))) 19377b3115f2SLuciano Coelho return 0; 19387b3115f2SLuciano Coelho 1939dabf37dbSEliad Peller ret = wl12xx_cmd_roc(wl, wlvif, role_id, band, channel); 19407b3115f2SLuciano Coelho if (ret < 0) 19417b3115f2SLuciano Coelho goto out; 19427b3115f2SLuciano Coelho 19437b3115f2SLuciano Coelho __set_bit(role_id, wl->roc_map); 19447b3115f2SLuciano Coelho out: 19457b3115f2SLuciano Coelho return ret; 19467b3115f2SLuciano Coelho } 19477b3115f2SLuciano Coelho 19487b3115f2SLuciano Coelho int wl12xx_croc(struct wl1271 *wl, u8 role_id) 19497b3115f2SLuciano Coelho { 19507b3115f2SLuciano Coelho int ret = 0; 19517b3115f2SLuciano Coelho 19527b3115f2SLuciano Coelho if (WARN_ON(!test_bit(role_id, wl->roc_map))) 19537b3115f2SLuciano Coelho return 0; 19547b3115f2SLuciano Coelho 19557b3115f2SLuciano Coelho ret = wl12xx_cmd_croc(wl, role_id); 19567b3115f2SLuciano Coelho if (ret < 0) 19577b3115f2SLuciano Coelho goto out; 19587b3115f2SLuciano Coelho 19597b3115f2SLuciano Coelho __clear_bit(role_id, wl->roc_map); 19607b3115f2SLuciano Coelho 19617b3115f2SLuciano Coelho /* 19627b3115f2SLuciano Coelho * Rearm the tx watchdog when removing the last ROC. This prevents 19637b3115f2SLuciano Coelho * recoveries due to just finished ROCs - when Tx hasn't yet had 19647b3115f2SLuciano Coelho * a chance to get out. 19657b3115f2SLuciano Coelho */ 19667b3115f2SLuciano Coelho if (find_first_bit(wl->roc_map, WL12XX_MAX_ROLES) >= WL12XX_MAX_ROLES) 19677b3115f2SLuciano Coelho wl12xx_rearm_tx_watchdog_locked(wl); 19687b3115f2SLuciano Coelho out: 19697b3115f2SLuciano Coelho return ret; 19707b3115f2SLuciano Coelho } 19717b3115f2SLuciano Coelho 1972fcab1890SEliad Peller int wl12xx_cmd_stop_channel_switch(struct wl1271 *wl, struct wl12xx_vif *wlvif) 19737b3115f2SLuciano Coelho { 19747b3115f2SLuciano Coelho struct wl12xx_cmd_stop_channel_switch *cmd; 19757b3115f2SLuciano Coelho int ret; 19767b3115f2SLuciano Coelho 19777b3115f2SLuciano Coelho wl1271_debug(DEBUG_ACX, "cmd stop channel switch"); 19787b3115f2SLuciano Coelho 19797b3115f2SLuciano Coelho cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 19807b3115f2SLuciano Coelho if (!cmd) { 19817b3115f2SLuciano Coelho ret = -ENOMEM; 19827b3115f2SLuciano Coelho goto out; 19837b3115f2SLuciano Coelho } 19847b3115f2SLuciano Coelho 1985fcab1890SEliad Peller cmd->role_id = wlvif->role_id; 1986fcab1890SEliad Peller 19877b3115f2SLuciano Coelho ret = wl1271_cmd_send(wl, CMD_STOP_CHANNEL_SWICTH, cmd, sizeof(*cmd), 0); 19887b3115f2SLuciano Coelho if (ret < 0) { 19897b3115f2SLuciano Coelho wl1271_error("failed to stop channel switch command"); 19907b3115f2SLuciano Coelho goto out_free; 19917b3115f2SLuciano Coelho } 19927b3115f2SLuciano Coelho 19937b3115f2SLuciano Coelho out_free: 19947b3115f2SLuciano Coelho kfree(cmd); 19957b3115f2SLuciano Coelho 19967b3115f2SLuciano Coelho out: 19977b3115f2SLuciano Coelho return ret; 19987b3115f2SLuciano Coelho } 19997b3115f2SLuciano Coelho 20007b3115f2SLuciano Coelho /* start dev role and roc on its channel */ 2001dabf37dbSEliad Peller int wl12xx_start_dev(struct wl1271 *wl, struct wl12xx_vif *wlvif, 200257fbcce3SJohannes Berg enum nl80211_band band, int channel) 20037b3115f2SLuciano Coelho { 20047b3115f2SLuciano Coelho int ret; 20057b3115f2SLuciano Coelho 20067b3115f2SLuciano Coelho if (WARN_ON(!(wlvif->bss_type == BSS_TYPE_STA_BSS || 20077b3115f2SLuciano Coelho wlvif->bss_type == BSS_TYPE_IBSS))) 20087b3115f2SLuciano Coelho return -EINVAL; 20097b3115f2SLuciano Coelho 20107845af35SEliad Peller /* the dev role is already started for p2p mgmt interfaces */ 20117845af35SEliad Peller if (!wlcore_is_p2p_mgmt(wlvif)) { 2012889300faSEliad Peller ret = wl12xx_cmd_role_enable(wl, 2013889300faSEliad Peller wl12xx_wlvif_to_vif(wlvif)->addr, 2014889300faSEliad Peller WL1271_ROLE_DEVICE, 2015889300faSEliad Peller &wlvif->dev_role_id); 20167b3115f2SLuciano Coelho if (ret < 0) 20177b3115f2SLuciano Coelho goto out; 20187845af35SEliad Peller } 20197b3115f2SLuciano Coelho 2020dabf37dbSEliad Peller ret = wl12xx_cmd_role_start_dev(wl, wlvif, band, channel); 2021889300faSEliad Peller if (ret < 0) 2022889300faSEliad Peller goto out_disable; 2023889300faSEliad Peller 2024dabf37dbSEliad Peller ret = wl12xx_roc(wl, wlvif, wlvif->dev_role_id, band, channel); 20257b3115f2SLuciano Coelho if (ret < 0) 20267b3115f2SLuciano Coelho goto out_stop; 20277b3115f2SLuciano Coelho 20287b3115f2SLuciano Coelho return 0; 20297b3115f2SLuciano Coelho 20307b3115f2SLuciano Coelho out_stop: 20317b3115f2SLuciano Coelho wl12xx_cmd_role_stop_dev(wl, wlvif); 2032889300faSEliad Peller out_disable: 20337845af35SEliad Peller if (!wlcore_is_p2p_mgmt(wlvif)) 2034889300faSEliad Peller wl12xx_cmd_role_disable(wl, &wlvif->dev_role_id); 20357b3115f2SLuciano Coelho out: 20367b3115f2SLuciano Coelho return ret; 20377b3115f2SLuciano Coelho } 20387b3115f2SLuciano Coelho 20397b3115f2SLuciano Coelho /* croc dev hlid, and stop the role */ 20407b3115f2SLuciano Coelho int wl12xx_stop_dev(struct wl1271 *wl, struct wl12xx_vif *wlvif) 20417b3115f2SLuciano Coelho { 20427b3115f2SLuciano Coelho int ret; 20437b3115f2SLuciano Coelho 20447b3115f2SLuciano Coelho if (WARN_ON(!(wlvif->bss_type == BSS_TYPE_STA_BSS || 20457b3115f2SLuciano Coelho wlvif->bss_type == BSS_TYPE_IBSS))) 20467b3115f2SLuciano Coelho return -EINVAL; 20477b3115f2SLuciano Coelho 20487b3115f2SLuciano Coelho /* flush all pending packets */ 2049eb96f841SIdo Yariv ret = wlcore_tx_work_locked(wl); 2050eb96f841SIdo Yariv if (ret < 0) 2051eb96f841SIdo Yariv goto out; 20527b3115f2SLuciano Coelho 20537b3115f2SLuciano Coelho if (test_bit(wlvif->dev_role_id, wl->roc_map)) { 20547b3115f2SLuciano Coelho ret = wl12xx_croc(wl, wlvif->dev_role_id); 20557b3115f2SLuciano Coelho if (ret < 0) 20567b3115f2SLuciano Coelho goto out; 20577b3115f2SLuciano Coelho } 20587b3115f2SLuciano Coelho 20597b3115f2SLuciano Coelho ret = wl12xx_cmd_role_stop_dev(wl, wlvif); 20607b3115f2SLuciano Coelho if (ret < 0) 20617b3115f2SLuciano Coelho goto out; 2062889300faSEliad Peller 20637845af35SEliad Peller if (!wlcore_is_p2p_mgmt(wlvif)) { 2064889300faSEliad Peller ret = wl12xx_cmd_role_disable(wl, &wlvif->dev_role_id); 2065889300faSEliad Peller if (ret < 0) 2066889300faSEliad Peller goto out; 20677845af35SEliad Peller } 2068889300faSEliad Peller 20697b3115f2SLuciano Coelho out: 20707b3115f2SLuciano Coelho return ret; 20717b3115f2SLuciano Coelho } 2072c32e35f2SEliad Peller 2073c32e35f2SEliad Peller int wlcore_cmd_generic_cfg(struct wl1271 *wl, struct wl12xx_vif *wlvif, 2074c32e35f2SEliad Peller u8 feature, u8 enable, u8 value) 2075c32e35f2SEliad Peller { 2076c32e35f2SEliad Peller struct wlcore_cmd_generic_cfg *cmd; 2077c32e35f2SEliad Peller int ret; 2078c32e35f2SEliad Peller 2079c32e35f2SEliad Peller wl1271_debug(DEBUG_CMD, 2080c32e35f2SEliad Peller "cmd generic cfg (role %d feature %d enable %d value %d)", 2081c32e35f2SEliad Peller wlvif->role_id, feature, enable, value); 2082c32e35f2SEliad Peller 2083c32e35f2SEliad Peller cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 2084c32e35f2SEliad Peller if (!cmd) 2085c32e35f2SEliad Peller return -ENOMEM; 2086c32e35f2SEliad Peller 2087c32e35f2SEliad Peller cmd->role_id = wlvif->role_id; 2088c32e35f2SEliad Peller cmd->feature = feature; 2089c32e35f2SEliad Peller cmd->enable = enable; 2090c32e35f2SEliad Peller cmd->value = value; 2091c32e35f2SEliad Peller 2092c32e35f2SEliad Peller ret = wl1271_cmd_send(wl, CMD_GENERIC_CFG, cmd, sizeof(*cmd), 0); 2093c32e35f2SEliad Peller if (ret < 0) { 2094c32e35f2SEliad Peller wl1271_error("failed to send generic cfg command"); 2095c32e35f2SEliad Peller goto out_free; 2096c32e35f2SEliad Peller } 2097c32e35f2SEliad Peller out_free: 2098c32e35f2SEliad Peller kfree(cmd); 2099c32e35f2SEliad Peller return ret; 2100c32e35f2SEliad Peller } 2101c32e35f2SEliad Peller EXPORT_SYMBOL_GPL(wlcore_cmd_generic_cfg); 2102