12be7d22fSVladimir Kondratiev /* 202525a79SVladimir Kondratiev * Copyright (c) 2012-2014 Qualcomm Atheros, Inc. 32be7d22fSVladimir Kondratiev * 42be7d22fSVladimir Kondratiev * Permission to use, copy, modify, and/or distribute this software for any 52be7d22fSVladimir Kondratiev * purpose with or without fee is hereby granted, provided that the above 62be7d22fSVladimir Kondratiev * copyright notice and this permission notice appear in all copies. 72be7d22fSVladimir Kondratiev * 82be7d22fSVladimir Kondratiev * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES 92be7d22fSVladimir Kondratiev * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF 102be7d22fSVladimir Kondratiev * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR 112be7d22fSVladimir Kondratiev * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES 122be7d22fSVladimir Kondratiev * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN 132be7d22fSVladimir Kondratiev * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF 142be7d22fSVladimir Kondratiev * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. 152be7d22fSVladimir Kondratiev */ 162be7d22fSVladimir Kondratiev 171eb9d1e5SDedy Lansky #include <linux/moduleparam.h> 182be7d22fSVladimir Kondratiev #include <linux/etherdevice.h> 1947e19af9SVladimir Kondratiev #include <linux/if_arp.h> 202be7d22fSVladimir Kondratiev 212be7d22fSVladimir Kondratiev #include "wil6210.h" 2247e19af9SVladimir Kondratiev #include "txrx.h" 232be7d22fSVladimir Kondratiev #include "wmi.h" 2498658095SVladimir Kondratiev #include "trace.h" 252be7d22fSVladimir Kondratiev 261eb9d1e5SDedy Lansky static uint max_assoc_sta = 1; 271eb9d1e5SDedy Lansky module_param(max_assoc_sta, uint, S_IRUGO | S_IWUSR); 281eb9d1e5SDedy Lansky MODULE_PARM_DESC(max_assoc_sta, " Max number of stations associated to the AP"); 291eb9d1e5SDedy Lansky 302be7d22fSVladimir Kondratiev /** 312be7d22fSVladimir Kondratiev * WMI event receiving - theory of operations 322be7d22fSVladimir Kondratiev * 332be7d22fSVladimir Kondratiev * When firmware about to report WMI event, it fills memory area 342be7d22fSVladimir Kondratiev * in the mailbox and raises misc. IRQ. Thread interrupt handler invoked for 352be7d22fSVladimir Kondratiev * the misc IRQ, function @wmi_recv_cmd called by thread IRQ handler. 362be7d22fSVladimir Kondratiev * 372be7d22fSVladimir Kondratiev * @wmi_recv_cmd reads event, allocates memory chunk and attaches it to the 382be7d22fSVladimir Kondratiev * event list @wil->pending_wmi_ev. Then, work queue @wil->wmi_wq wakes up 392be7d22fSVladimir Kondratiev * and handles events within the @wmi_event_worker. Every event get detached 402be7d22fSVladimir Kondratiev * from list, processed and deleted. 412be7d22fSVladimir Kondratiev * 422be7d22fSVladimir Kondratiev * Purpose for this mechanism is to release IRQ thread; otherwise, 432be7d22fSVladimir Kondratiev * if WMI event handling involves another WMI command flow, this 2-nd flow 442be7d22fSVladimir Kondratiev * won't be completed because of blocked IRQ thread. 452be7d22fSVladimir Kondratiev */ 462be7d22fSVladimir Kondratiev 472be7d22fSVladimir Kondratiev /** 482be7d22fSVladimir Kondratiev * Addressing - theory of operations 492be7d22fSVladimir Kondratiev * 502be7d22fSVladimir Kondratiev * There are several buses present on the WIL6210 card. 512be7d22fSVladimir Kondratiev * Same memory areas are visible at different address on 522be7d22fSVladimir Kondratiev * the different busses. There are 3 main bus masters: 532be7d22fSVladimir Kondratiev * - MAC CPU (ucode) 542be7d22fSVladimir Kondratiev * - User CPU (firmware) 552be7d22fSVladimir Kondratiev * - AHB (host) 562be7d22fSVladimir Kondratiev * 572be7d22fSVladimir Kondratiev * On the PCI bus, there is one BAR (BAR0) of 2Mb size, exposing 582be7d22fSVladimir Kondratiev * AHB addresses starting from 0x880000 592be7d22fSVladimir Kondratiev * 602be7d22fSVladimir Kondratiev * Internally, firmware uses addresses that allows faster access but 612be7d22fSVladimir Kondratiev * are invisible from the host. To read from these addresses, alternative 622be7d22fSVladimir Kondratiev * AHB address must be used. 632be7d22fSVladimir Kondratiev * 642be7d22fSVladimir Kondratiev * Memory mapping 652be7d22fSVladimir Kondratiev * Linker address PCI/Host address 662be7d22fSVladimir Kondratiev * 0x880000 .. 0xa80000 2Mb BAR0 672be7d22fSVladimir Kondratiev * 0x800000 .. 0x807000 0x900000 .. 0x907000 28k DCCM 682be7d22fSVladimir Kondratiev * 0x840000 .. 0x857000 0x908000 .. 0x91f000 92k PERIPH 692be7d22fSVladimir Kondratiev */ 702be7d22fSVladimir Kondratiev 712be7d22fSVladimir Kondratiev /** 722be7d22fSVladimir Kondratiev * @fw_mapping provides memory remapping table 73b541d0a0SVladimir Kondratiev * 74b541d0a0SVladimir Kondratiev * array size should be in sync with the declaration in the wil6210.h 752be7d22fSVladimir Kondratiev */ 76b541d0a0SVladimir Kondratiev const struct fw_map fw_mapping[] = { 77b541d0a0SVladimir Kondratiev {0x000000, 0x040000, 0x8c0000, "fw_code"}, /* FW code RAM 256k */ 78b541d0a0SVladimir Kondratiev {0x800000, 0x808000, 0x900000, "fw_data"}, /* FW data RAM 32k */ 79b541d0a0SVladimir Kondratiev {0x840000, 0x860000, 0x908000, "fw_peri"}, /* periph. data RAM 128k */ 80b541d0a0SVladimir Kondratiev {0x880000, 0x88a000, 0x880000, "rgf"}, /* various RGF 40k */ 8172269146SVladimir Kondratiev {0x88a000, 0x88b000, 0x88a000, "AGC_tbl"}, /* AGC table 4k */ 82b541d0a0SVladimir Kondratiev {0x88b000, 0x88c000, 0x88b000, "rgf_ext"}, /* Pcie_ext_rgf 4k */ 83b541d0a0SVladimir Kondratiev {0x8c0000, 0x949000, 0x8c0000, "upper"}, /* upper area 548k */ 842be7d22fSVladimir Kondratiev /* 852be7d22fSVladimir Kondratiev * 920000..930000 ucode code RAM 862be7d22fSVladimir Kondratiev * 930000..932000 ucode data RAM 87af6b48dbSVladimir Kondratiev * 932000..949000 back-door debug data 882be7d22fSVladimir Kondratiev */ 892be7d22fSVladimir Kondratiev }; 902be7d22fSVladimir Kondratiev 912be7d22fSVladimir Kondratiev /** 922be7d22fSVladimir Kondratiev * return AHB address for given firmware/ucode internal (linker) address 932be7d22fSVladimir Kondratiev * @x - internal address 942be7d22fSVladimir Kondratiev * If address have no valid AHB mapping, return 0 952be7d22fSVladimir Kondratiev */ 962be7d22fSVladimir Kondratiev static u32 wmi_addr_remap(u32 x) 972be7d22fSVladimir Kondratiev { 982be7d22fSVladimir Kondratiev uint i; 992be7d22fSVladimir Kondratiev 1002be7d22fSVladimir Kondratiev for (i = 0; i < ARRAY_SIZE(fw_mapping); i++) { 1012be7d22fSVladimir Kondratiev if ((x >= fw_mapping[i].from) && (x < fw_mapping[i].to)) 1022be7d22fSVladimir Kondratiev return x + fw_mapping[i].host - fw_mapping[i].from; 1032be7d22fSVladimir Kondratiev } 1042be7d22fSVladimir Kondratiev 1052be7d22fSVladimir Kondratiev return 0; 1062be7d22fSVladimir Kondratiev } 1072be7d22fSVladimir Kondratiev 1082be7d22fSVladimir Kondratiev /** 1092be7d22fSVladimir Kondratiev * Check address validity for WMI buffer; remap if needed 1102be7d22fSVladimir Kondratiev * @ptr - internal (linker) fw/ucode address 1112be7d22fSVladimir Kondratiev * 1122be7d22fSVladimir Kondratiev * Valid buffer should be DWORD aligned 1132be7d22fSVladimir Kondratiev * 1142be7d22fSVladimir Kondratiev * return address for accessing buffer from the host; 1152be7d22fSVladimir Kondratiev * if buffer is not valid, return NULL. 1162be7d22fSVladimir Kondratiev */ 1172be7d22fSVladimir Kondratiev void __iomem *wmi_buffer(struct wil6210_priv *wil, __le32 ptr_) 1182be7d22fSVladimir Kondratiev { 1192be7d22fSVladimir Kondratiev u32 off; 1202be7d22fSVladimir Kondratiev u32 ptr = le32_to_cpu(ptr_); 1212be7d22fSVladimir Kondratiev 1222be7d22fSVladimir Kondratiev if (ptr % 4) 1232be7d22fSVladimir Kondratiev return NULL; 1242be7d22fSVladimir Kondratiev 1252be7d22fSVladimir Kondratiev ptr = wmi_addr_remap(ptr); 1262be7d22fSVladimir Kondratiev if (ptr < WIL6210_FW_HOST_OFF) 1272be7d22fSVladimir Kondratiev return NULL; 1282be7d22fSVladimir Kondratiev 1292be7d22fSVladimir Kondratiev off = HOSTADDR(ptr); 1302be7d22fSVladimir Kondratiev if (off > WIL6210_MEM_SIZE - 4) 1312be7d22fSVladimir Kondratiev return NULL; 1322be7d22fSVladimir Kondratiev 1332be7d22fSVladimir Kondratiev return wil->csr + off; 1342be7d22fSVladimir Kondratiev } 1352be7d22fSVladimir Kondratiev 1362be7d22fSVladimir Kondratiev /** 1372be7d22fSVladimir Kondratiev * Check address validity 1382be7d22fSVladimir Kondratiev */ 1392be7d22fSVladimir Kondratiev void __iomem *wmi_addr(struct wil6210_priv *wil, u32 ptr) 1402be7d22fSVladimir Kondratiev { 1412be7d22fSVladimir Kondratiev u32 off; 1422be7d22fSVladimir Kondratiev 1432be7d22fSVladimir Kondratiev if (ptr % 4) 1442be7d22fSVladimir Kondratiev return NULL; 1452be7d22fSVladimir Kondratiev 1462be7d22fSVladimir Kondratiev if (ptr < WIL6210_FW_HOST_OFF) 1472be7d22fSVladimir Kondratiev return NULL; 1482be7d22fSVladimir Kondratiev 1492be7d22fSVladimir Kondratiev off = HOSTADDR(ptr); 1502be7d22fSVladimir Kondratiev if (off > WIL6210_MEM_SIZE - 4) 1512be7d22fSVladimir Kondratiev return NULL; 1522be7d22fSVladimir Kondratiev 1532be7d22fSVladimir Kondratiev return wil->csr + off; 1542be7d22fSVladimir Kondratiev } 1552be7d22fSVladimir Kondratiev 1562be7d22fSVladimir Kondratiev int wmi_read_hdr(struct wil6210_priv *wil, __le32 ptr, 1572be7d22fSVladimir Kondratiev struct wil6210_mbox_hdr *hdr) 1582be7d22fSVladimir Kondratiev { 1592be7d22fSVladimir Kondratiev void __iomem *src = wmi_buffer(wil, ptr); 1602be7d22fSVladimir Kondratiev if (!src) 1612be7d22fSVladimir Kondratiev return -EINVAL; 1622be7d22fSVladimir Kondratiev 1632be7d22fSVladimir Kondratiev wil_memcpy_fromio_32(hdr, src, sizeof(*hdr)); 1642be7d22fSVladimir Kondratiev 1652be7d22fSVladimir Kondratiev return 0; 1662be7d22fSVladimir Kondratiev } 1672be7d22fSVladimir Kondratiev 1682be7d22fSVladimir Kondratiev static int __wmi_send(struct wil6210_priv *wil, u16 cmdid, void *buf, u16 len) 1692be7d22fSVladimir Kondratiev { 1702be7d22fSVladimir Kondratiev struct { 1712be7d22fSVladimir Kondratiev struct wil6210_mbox_hdr hdr; 1722be7d22fSVladimir Kondratiev struct wil6210_mbox_hdr_wmi wmi; 1732be7d22fSVladimir Kondratiev } __packed cmd = { 1742be7d22fSVladimir Kondratiev .hdr = { 1752be7d22fSVladimir Kondratiev .type = WIL_MBOX_HDR_TYPE_WMI, 1762be7d22fSVladimir Kondratiev .flags = 0, 1772be7d22fSVladimir Kondratiev .len = cpu_to_le16(sizeof(cmd.wmi) + len), 1782be7d22fSVladimir Kondratiev }, 1792be7d22fSVladimir Kondratiev .wmi = { 180f988b23fSVladimir Kondratiev .mid = 0, 1812be7d22fSVladimir Kondratiev .id = cpu_to_le16(cmdid), 1822be7d22fSVladimir Kondratiev }, 1832be7d22fSVladimir Kondratiev }; 1842be7d22fSVladimir Kondratiev struct wil6210_mbox_ring *r = &wil->mbox_ctl.tx; 1852be7d22fSVladimir Kondratiev struct wil6210_mbox_ring_desc d_head; 1862be7d22fSVladimir Kondratiev u32 next_head; 1872be7d22fSVladimir Kondratiev void __iomem *dst; 1882be7d22fSVladimir Kondratiev void __iomem *head = wmi_addr(wil, r->head); 1892be7d22fSVladimir Kondratiev uint retry; 1902be7d22fSVladimir Kondratiev 1912be7d22fSVladimir Kondratiev if (sizeof(cmd) + len > r->entry_size) { 1922be7d22fSVladimir Kondratiev wil_err(wil, "WMI size too large: %d bytes, max is %d\n", 1932be7d22fSVladimir Kondratiev (int)(sizeof(cmd) + len), r->entry_size); 1942be7d22fSVladimir Kondratiev return -ERANGE; 1952be7d22fSVladimir Kondratiev } 1962be7d22fSVladimir Kondratiev 1972be7d22fSVladimir Kondratiev might_sleep(); 1982be7d22fSVladimir Kondratiev 1992be7d22fSVladimir Kondratiev if (!test_bit(wil_status_fwready, &wil->status)) { 20015e23124SVladimir Kondratiev wil_err(wil, "WMI: cannot send command while FW not ready\n"); 2012be7d22fSVladimir Kondratiev return -EAGAIN; 2022be7d22fSVladimir Kondratiev } 2032be7d22fSVladimir Kondratiev 2042be7d22fSVladimir Kondratiev if (!head) { 2052be7d22fSVladimir Kondratiev wil_err(wil, "WMI head is garbage: 0x%08x\n", r->head); 2062be7d22fSVladimir Kondratiev return -EINVAL; 2072be7d22fSVladimir Kondratiev } 2082be7d22fSVladimir Kondratiev /* read Tx head till it is not busy */ 2092be7d22fSVladimir Kondratiev for (retry = 5; retry > 0; retry--) { 2102be7d22fSVladimir Kondratiev wil_memcpy_fromio_32(&d_head, head, sizeof(d_head)); 2112be7d22fSVladimir Kondratiev if (d_head.sync == 0) 2122be7d22fSVladimir Kondratiev break; 2132be7d22fSVladimir Kondratiev msleep(20); 2142be7d22fSVladimir Kondratiev } 2152be7d22fSVladimir Kondratiev if (d_head.sync != 0) { 2162be7d22fSVladimir Kondratiev wil_err(wil, "WMI head busy\n"); 2172be7d22fSVladimir Kondratiev return -EBUSY; 2182be7d22fSVladimir Kondratiev } 2192be7d22fSVladimir Kondratiev /* next head */ 2202be7d22fSVladimir Kondratiev next_head = r->base + ((r->head - r->base + sizeof(d_head)) % r->size); 2217743882dSVladimir Kondratiev wil_dbg_wmi(wil, "Head 0x%08x -> 0x%08x\n", r->head, next_head); 2222be7d22fSVladimir Kondratiev /* wait till FW finish with previous command */ 2232be7d22fSVladimir Kondratiev for (retry = 5; retry > 0; retry--) { 2242be7d22fSVladimir Kondratiev r->tail = ioread32(wil->csr + HOST_MBOX + 2252be7d22fSVladimir Kondratiev offsetof(struct wil6210_mbox_ctl, tx.tail)); 2262be7d22fSVladimir Kondratiev if (next_head != r->tail) 2272be7d22fSVladimir Kondratiev break; 2282be7d22fSVladimir Kondratiev msleep(20); 2292be7d22fSVladimir Kondratiev } 2302be7d22fSVladimir Kondratiev if (next_head == r->tail) { 2312be7d22fSVladimir Kondratiev wil_err(wil, "WMI ring full\n"); 2322be7d22fSVladimir Kondratiev return -EBUSY; 2332be7d22fSVladimir Kondratiev } 2342be7d22fSVladimir Kondratiev dst = wmi_buffer(wil, d_head.addr); 2352be7d22fSVladimir Kondratiev if (!dst) { 2362be7d22fSVladimir Kondratiev wil_err(wil, "invalid WMI buffer: 0x%08x\n", 2372be7d22fSVladimir Kondratiev le32_to_cpu(d_head.addr)); 2382be7d22fSVladimir Kondratiev return -EINVAL; 2392be7d22fSVladimir Kondratiev } 2402be7d22fSVladimir Kondratiev cmd.hdr.seq = cpu_to_le16(++wil->wmi_seq); 2412be7d22fSVladimir Kondratiev /* set command */ 2427743882dSVladimir Kondratiev wil_dbg_wmi(wil, "WMI command 0x%04x [%d]\n", cmdid, len); 2437743882dSVladimir Kondratiev wil_hex_dump_wmi("Cmd ", DUMP_PREFIX_OFFSET, 16, 1, &cmd, 2442be7d22fSVladimir Kondratiev sizeof(cmd), true); 2457743882dSVladimir Kondratiev wil_hex_dump_wmi("cmd ", DUMP_PREFIX_OFFSET, 16, 1, buf, 2462be7d22fSVladimir Kondratiev len, true); 2472be7d22fSVladimir Kondratiev wil_memcpy_toio_32(dst, &cmd, sizeof(cmd)); 2482be7d22fSVladimir Kondratiev wil_memcpy_toio_32(dst + sizeof(cmd), buf, len); 2492be7d22fSVladimir Kondratiev /* mark entry as full */ 2502be7d22fSVladimir Kondratiev iowrite32(1, wil->csr + HOSTADDR(r->head) + 2512be7d22fSVladimir Kondratiev offsetof(struct wil6210_mbox_ring_desc, sync)); 2522be7d22fSVladimir Kondratiev /* advance next ptr */ 2532be7d22fSVladimir Kondratiev iowrite32(r->head = next_head, wil->csr + HOST_MBOX + 2542be7d22fSVladimir Kondratiev offsetof(struct wil6210_mbox_ctl, tx.head)); 2552be7d22fSVladimir Kondratiev 256f988b23fSVladimir Kondratiev trace_wil6210_wmi_cmd(&cmd.wmi, buf, len); 25798658095SVladimir Kondratiev 2582be7d22fSVladimir Kondratiev /* interrupt to FW */ 2592be7d22fSVladimir Kondratiev iowrite32(SW_INT_MBOX, wil->csr + HOST_SW_INT); 2602be7d22fSVladimir Kondratiev 2612be7d22fSVladimir Kondratiev return 0; 2622be7d22fSVladimir Kondratiev } 2632be7d22fSVladimir Kondratiev 2642be7d22fSVladimir Kondratiev int wmi_send(struct wil6210_priv *wil, u16 cmdid, void *buf, u16 len) 2652be7d22fSVladimir Kondratiev { 2662be7d22fSVladimir Kondratiev int rc; 2672be7d22fSVladimir Kondratiev 2682be7d22fSVladimir Kondratiev mutex_lock(&wil->wmi_mutex); 2692be7d22fSVladimir Kondratiev rc = __wmi_send(wil, cmdid, buf, len); 2702be7d22fSVladimir Kondratiev mutex_unlock(&wil->wmi_mutex); 2712be7d22fSVladimir Kondratiev 2722be7d22fSVladimir Kondratiev return rc; 2732be7d22fSVladimir Kondratiev } 2742be7d22fSVladimir Kondratiev 2752be7d22fSVladimir Kondratiev /*=== Event handlers ===*/ 2762be7d22fSVladimir Kondratiev static void wmi_evt_ready(struct wil6210_priv *wil, int id, void *d, int len) 2772be7d22fSVladimir Kondratiev { 2782be7d22fSVladimir Kondratiev struct net_device *ndev = wil_to_ndev(wil); 2792be7d22fSVladimir Kondratiev struct wireless_dev *wdev = wil->wdev; 2802be7d22fSVladimir Kondratiev struct wmi_ready_event *evt = d; 281b8023177SVladimir Kondratiev wil->fw_version = le32_to_cpu(evt->sw_version); 282b8023177SVladimir Kondratiev wil->n_mids = evt->numof_additional_mids; 2832be7d22fSVladimir Kondratiev 28415e23124SVladimir Kondratiev wil_info(wil, "FW ver. %d; MAC %pM; %d MID's\n", wil->fw_version, 285b8023177SVladimir Kondratiev evt->mac, wil->n_mids); 2862be7d22fSVladimir Kondratiev 2872be7d22fSVladimir Kondratiev if (!is_valid_ether_addr(ndev->dev_addr)) { 2882be7d22fSVladimir Kondratiev memcpy(ndev->dev_addr, evt->mac, ETH_ALEN); 2892be7d22fSVladimir Kondratiev memcpy(ndev->perm_addr, evt->mac, ETH_ALEN); 2902be7d22fSVladimir Kondratiev } 2912be7d22fSVladimir Kondratiev snprintf(wdev->wiphy->fw_version, sizeof(wdev->wiphy->fw_version), 292b8023177SVladimir Kondratiev "%d", wil->fw_version); 2932be7d22fSVladimir Kondratiev } 2942be7d22fSVladimir Kondratiev 2952be7d22fSVladimir Kondratiev static void wmi_evt_fw_ready(struct wil6210_priv *wil, int id, void *d, 2962be7d22fSVladimir Kondratiev int len) 2972be7d22fSVladimir Kondratiev { 29815e23124SVladimir Kondratiev wil_dbg_wmi(wil, "WMI: got FW ready event\n"); 2992be7d22fSVladimir Kondratiev 3002be7d22fSVladimir Kondratiev set_bit(wil_status_fwready, &wil->status); 3012be7d22fSVladimir Kondratiev /* reuse wmi_ready for the firmware ready indication */ 3022be7d22fSVladimir Kondratiev complete(&wil->wmi_ready); 3032be7d22fSVladimir Kondratiev } 3042be7d22fSVladimir Kondratiev 3052be7d22fSVladimir Kondratiev static void wmi_evt_rx_mgmt(struct wil6210_priv *wil, int id, void *d, int len) 3062be7d22fSVladimir Kondratiev { 3072be7d22fSVladimir Kondratiev struct wmi_rx_mgmt_packet_event *data = d; 3082be7d22fSVladimir Kondratiev struct wiphy *wiphy = wil_to_wiphy(wil); 3092be7d22fSVladimir Kondratiev struct ieee80211_mgmt *rx_mgmt_frame = 3102be7d22fSVladimir Kondratiev (struct ieee80211_mgmt *)data->payload; 3112be7d22fSVladimir Kondratiev int ch_no = data->info.channel+1; 3122be7d22fSVladimir Kondratiev u32 freq = ieee80211_channel_to_frequency(ch_no, 3132be7d22fSVladimir Kondratiev IEEE80211_BAND_60GHZ); 3142be7d22fSVladimir Kondratiev struct ieee80211_channel *channel = ieee80211_get_channel(wiphy, freq); 315b8b33a3aSVladimir Kondratiev s32 signal = data->info.sqi; 3162be7d22fSVladimir Kondratiev __le16 fc = rx_mgmt_frame->frame_control; 3172be7d22fSVladimir Kondratiev u32 d_len = le32_to_cpu(data->info.len); 3182be7d22fSVladimir Kondratiev u16 d_status = le16_to_cpu(data->info.status); 3192be7d22fSVladimir Kondratiev 320b8b33a3aSVladimir Kondratiev wil_dbg_wmi(wil, "MGMT: channel %d MCS %d SNR %d SQI %d%%\n", 321b8b33a3aSVladimir Kondratiev data->info.channel, data->info.mcs, data->info.snr, 322b8b33a3aSVladimir Kondratiev data->info.sqi); 323f27dbf78SVladimir Kondratiev wil_dbg_wmi(wil, "status 0x%04x len %d fc 0x%04x\n", d_status, d_len, 324f27dbf78SVladimir Kondratiev le16_to_cpu(fc)); 3257743882dSVladimir Kondratiev wil_dbg_wmi(wil, "qid %d mid %d cid %d\n", 3262be7d22fSVladimir Kondratiev data->info.qid, data->info.mid, data->info.cid); 3272be7d22fSVladimir Kondratiev 3282be7d22fSVladimir Kondratiev if (!channel) { 3292be7d22fSVladimir Kondratiev wil_err(wil, "Frame on unsupported channel\n"); 3302be7d22fSVladimir Kondratiev return; 3312be7d22fSVladimir Kondratiev } 3322be7d22fSVladimir Kondratiev 3332be7d22fSVladimir Kondratiev if (ieee80211_is_beacon(fc) || ieee80211_is_probe_resp(fc)) { 3342be7d22fSVladimir Kondratiev struct cfg80211_bss *bss; 3358eea944aSVladimir Kondratiev u64 tsf = le64_to_cpu(rx_mgmt_frame->u.beacon.timestamp); 3368eea944aSVladimir Kondratiev u16 cap = le16_to_cpu(rx_mgmt_frame->u.beacon.capab_info); 3378eea944aSVladimir Kondratiev u16 bi = le16_to_cpu(rx_mgmt_frame->u.beacon.beacon_int); 3388eea944aSVladimir Kondratiev const u8 *ie_buf = rx_mgmt_frame->u.beacon.variable; 3398eea944aSVladimir Kondratiev size_t ie_len = d_len - offsetof(struct ieee80211_mgmt, 3408eea944aSVladimir Kondratiev u.beacon.variable); 3418eea944aSVladimir Kondratiev wil_dbg_wmi(wil, "Capability info : 0x%04x\n", cap); 3428eea944aSVladimir Kondratiev wil_dbg_wmi(wil, "TSF : 0x%016llx\n", tsf); 3438eea944aSVladimir Kondratiev wil_dbg_wmi(wil, "Beacon interval : %d\n", bi); 3448eea944aSVladimir Kondratiev wil_hex_dump_wmi("IE ", DUMP_PREFIX_OFFSET, 16, 1, ie_buf, 3458eea944aSVladimir Kondratiev ie_len, true); 3462be7d22fSVladimir Kondratiev 347a0f7845bSVladimir Kondratiev bss = cfg80211_inform_bss_frame(wiphy, channel, rx_mgmt_frame, 348a0f7845bSVladimir Kondratiev d_len, signal, GFP_KERNEL); 3492be7d22fSVladimir Kondratiev if (bss) { 3507743882dSVladimir Kondratiev wil_dbg_wmi(wil, "Added BSS %pM\n", 3512be7d22fSVladimir Kondratiev rx_mgmt_frame->bssid); 3525b112d3dSJohannes Berg cfg80211_put_bss(wiphy, bss); 3532be7d22fSVladimir Kondratiev } else { 3542be7d22fSVladimir Kondratiev wil_err(wil, "cfg80211_inform_bss() failed\n"); 3552be7d22fSVladimir Kondratiev } 356102b1d99SVladimir Kondratiev } else { 357102b1d99SVladimir Kondratiev cfg80211_rx_mgmt(wil->wdev, freq, signal, 35819504cf5SVladimir Kondratiev (void *)rx_mgmt_frame, d_len, 0, GFP_KERNEL); 3592be7d22fSVladimir Kondratiev } 3602be7d22fSVladimir Kondratiev } 3612be7d22fSVladimir Kondratiev 3622be7d22fSVladimir Kondratiev static void wmi_evt_scan_complete(struct wil6210_priv *wil, int id, 3632be7d22fSVladimir Kondratiev void *d, int len) 3642be7d22fSVladimir Kondratiev { 3652be7d22fSVladimir Kondratiev if (wil->scan_request) { 3662be7d22fSVladimir Kondratiev struct wmi_scan_complete_event *data = d; 3676c2faf09SVladimir Kondratiev bool aborted = (data->status != WMI_SCAN_SUCCESS); 3682be7d22fSVladimir Kondratiev 3697743882dSVladimir Kondratiev wil_dbg_wmi(wil, "SCAN_COMPLETE(0x%08x)\n", data->status); 3702a91d7d0SVladimir Kondratiev wil_dbg_misc(wil, "Complete scan_request 0x%p aborted %d\n", 3712a91d7d0SVladimir Kondratiev wil->scan_request, aborted); 3722a91d7d0SVladimir Kondratiev 373047e5d74SVladimir Kondratiev del_timer_sync(&wil->scan_timer); 3742be7d22fSVladimir Kondratiev cfg80211_scan_done(wil->scan_request, aborted); 3752be7d22fSVladimir Kondratiev wil->scan_request = NULL; 3762be7d22fSVladimir Kondratiev } else { 3772be7d22fSVladimir Kondratiev wil_err(wil, "SCAN_COMPLETE while not scanning\n"); 3782be7d22fSVladimir Kondratiev } 3792be7d22fSVladimir Kondratiev } 3802be7d22fSVladimir Kondratiev 3812be7d22fSVladimir Kondratiev static void wmi_evt_connect(struct wil6210_priv *wil, int id, void *d, int len) 3822be7d22fSVladimir Kondratiev { 3832be7d22fSVladimir Kondratiev struct net_device *ndev = wil_to_ndev(wil); 3842be7d22fSVladimir Kondratiev struct wireless_dev *wdev = wil->wdev; 3852be7d22fSVladimir Kondratiev struct wmi_connect_event *evt = d; 3862be7d22fSVladimir Kondratiev int ch; /* channel number */ 3872be7d22fSVladimir Kondratiev struct station_info sinfo; 3882be7d22fSVladimir Kondratiev u8 *assoc_req_ie, *assoc_resp_ie; 3892be7d22fSVladimir Kondratiev size_t assoc_req_ielen, assoc_resp_ielen; 3902be7d22fSVladimir Kondratiev /* capinfo(u16) + listen_interval(u16) + IEs */ 3912be7d22fSVladimir Kondratiev const size_t assoc_req_ie_offset = sizeof(u16) * 2; 3922be7d22fSVladimir Kondratiev /* capinfo(u16) + status_code(u16) + associd(u16) + IEs */ 3932be7d22fSVladimir Kondratiev const size_t assoc_resp_ie_offset = sizeof(u16) * 3; 3942be7d22fSVladimir Kondratiev 3952be7d22fSVladimir Kondratiev if (len < sizeof(*evt)) { 3962be7d22fSVladimir Kondratiev wil_err(wil, "Connect event too short : %d bytes\n", len); 3972be7d22fSVladimir Kondratiev return; 3982be7d22fSVladimir Kondratiev } 3992be7d22fSVladimir Kondratiev if (len != sizeof(*evt) + evt->beacon_ie_len + evt->assoc_req_len + 4002be7d22fSVladimir Kondratiev evt->assoc_resp_len) { 4012be7d22fSVladimir Kondratiev wil_err(wil, 4022be7d22fSVladimir Kondratiev "Connect event corrupted : %d != %d + %d + %d + %d\n", 4032be7d22fSVladimir Kondratiev len, (int)sizeof(*evt), evt->beacon_ie_len, 4042be7d22fSVladimir Kondratiev evt->assoc_req_len, evt->assoc_resp_len); 4052be7d22fSVladimir Kondratiev return; 4062be7d22fSVladimir Kondratiev } 4073df2cd36SVladimir Kondratiev if (evt->cid >= WIL6210_MAX_CID) { 4083df2cd36SVladimir Kondratiev wil_err(wil, "Connect CID invalid : %d\n", evt->cid); 4093df2cd36SVladimir Kondratiev return; 4103df2cd36SVladimir Kondratiev } 4113df2cd36SVladimir Kondratiev 4122be7d22fSVladimir Kondratiev ch = evt->channel + 1; 4137743882dSVladimir Kondratiev wil_dbg_wmi(wil, "Connect %pM channel [%d] cid %d\n", 4142be7d22fSVladimir Kondratiev evt->bssid, ch, evt->cid); 4157743882dSVladimir Kondratiev wil_hex_dump_wmi("connect AI : ", DUMP_PREFIX_OFFSET, 16, 1, 4162be7d22fSVladimir Kondratiev evt->assoc_info, len - sizeof(*evt), true); 4172be7d22fSVladimir Kondratiev 4182be7d22fSVladimir Kondratiev /* figure out IE's */ 4192be7d22fSVladimir Kondratiev assoc_req_ie = &evt->assoc_info[evt->beacon_ie_len + 4202be7d22fSVladimir Kondratiev assoc_req_ie_offset]; 4212be7d22fSVladimir Kondratiev assoc_req_ielen = evt->assoc_req_len - assoc_req_ie_offset; 4222be7d22fSVladimir Kondratiev if (evt->assoc_req_len <= assoc_req_ie_offset) { 4232be7d22fSVladimir Kondratiev assoc_req_ie = NULL; 4242be7d22fSVladimir Kondratiev assoc_req_ielen = 0; 4252be7d22fSVladimir Kondratiev } 4262be7d22fSVladimir Kondratiev 4272be7d22fSVladimir Kondratiev assoc_resp_ie = &evt->assoc_info[evt->beacon_ie_len + 4282be7d22fSVladimir Kondratiev evt->assoc_req_len + 4292be7d22fSVladimir Kondratiev assoc_resp_ie_offset]; 4302be7d22fSVladimir Kondratiev assoc_resp_ielen = evt->assoc_resp_len - assoc_resp_ie_offset; 4312be7d22fSVladimir Kondratiev if (evt->assoc_resp_len <= assoc_resp_ie_offset) { 4322be7d22fSVladimir Kondratiev assoc_resp_ie = NULL; 4332be7d22fSVladimir Kondratiev assoc_resp_ielen = 0; 4342be7d22fSVladimir Kondratiev } 4352be7d22fSVladimir Kondratiev 4362be7d22fSVladimir Kondratiev if ((wdev->iftype == NL80211_IFTYPE_STATION) || 4372be7d22fSVladimir Kondratiev (wdev->iftype == NL80211_IFTYPE_P2P_CLIENT)) { 438b338f74eSVladimir Kondratiev if (!test_bit(wil_status_fwconnecting, &wil->status)) { 4392be7d22fSVladimir Kondratiev wil_err(wil, "Not in connecting state\n"); 4402be7d22fSVladimir Kondratiev return; 4412be7d22fSVladimir Kondratiev } 4422be7d22fSVladimir Kondratiev del_timer_sync(&wil->connect_timer); 4432be7d22fSVladimir Kondratiev cfg80211_connect_result(ndev, evt->bssid, 4442be7d22fSVladimir Kondratiev assoc_req_ie, assoc_req_ielen, 4452be7d22fSVladimir Kondratiev assoc_resp_ie, assoc_resp_ielen, 4462be7d22fSVladimir Kondratiev WLAN_STATUS_SUCCESS, GFP_KERNEL); 4472be7d22fSVladimir Kondratiev 4482be7d22fSVladimir Kondratiev } else if ((wdev->iftype == NL80211_IFTYPE_AP) || 4492be7d22fSVladimir Kondratiev (wdev->iftype == NL80211_IFTYPE_P2P_GO)) { 4502be7d22fSVladimir Kondratiev memset(&sinfo, 0, sizeof(sinfo)); 4512be7d22fSVladimir Kondratiev 4522be7d22fSVladimir Kondratiev sinfo.generation = wil->sinfo_gen++; 4532be7d22fSVladimir Kondratiev 4542be7d22fSVladimir Kondratiev if (assoc_req_ie) { 4552be7d22fSVladimir Kondratiev sinfo.assoc_req_ies = assoc_req_ie; 4562be7d22fSVladimir Kondratiev sinfo.assoc_req_ies_len = assoc_req_ielen; 4572be7d22fSVladimir Kondratiev sinfo.filled |= STATION_INFO_ASSOC_REQ_IES; 4582be7d22fSVladimir Kondratiev } 4592be7d22fSVladimir Kondratiev 4602be7d22fSVladimir Kondratiev cfg80211_new_sta(ndev, evt->bssid, &sinfo, GFP_KERNEL); 4612be7d22fSVladimir Kondratiev } 462b338f74eSVladimir Kondratiev clear_bit(wil_status_fwconnecting, &wil->status); 4632be7d22fSVladimir Kondratiev set_bit(wil_status_fwconnected, &wil->status); 4642be7d22fSVladimir Kondratiev 4652be7d22fSVladimir Kondratiev /* FIXME FW can transmit only ucast frames to peer */ 4662be7d22fSVladimir Kondratiev /* FIXME real ring_id instead of hard coded 0 */ 4673df2cd36SVladimir Kondratiev memcpy(wil->sta[evt->cid].addr, evt->bssid, ETH_ALEN); 4683df2cd36SVladimir Kondratiev wil->sta[evt->cid].status = wil_sta_conn_pending; 4692be7d22fSVladimir Kondratiev 4702be7d22fSVladimir Kondratiev wil->pending_connect_cid = evt->cid; 471d81079f1SVladimir Kondratiev queue_work(wil->wmi_wq_conn, &wil->connect_worker); 4722be7d22fSVladimir Kondratiev } 4732be7d22fSVladimir Kondratiev 4742be7d22fSVladimir Kondratiev static void wmi_evt_disconnect(struct wil6210_priv *wil, int id, 4752be7d22fSVladimir Kondratiev void *d, int len) 4762be7d22fSVladimir Kondratiev { 4772be7d22fSVladimir Kondratiev struct wmi_disconnect_event *evt = d; 4782be7d22fSVladimir Kondratiev 4794d55a0a1SVladimir Kondratiev wil_dbg_wmi(wil, "Disconnect %pM reason %d proto %d wmi\n", 4804d55a0a1SVladimir Kondratiev evt->bssid, 4812be7d22fSVladimir Kondratiev evt->protocol_reason_status, evt->disconnect_reason); 4822be7d22fSVladimir Kondratiev 4832be7d22fSVladimir Kondratiev wil->sinfo_gen++; 4842be7d22fSVladimir Kondratiev 485097638a0SVladimir Kondratiev mutex_lock(&wil->mutex); 4862be7d22fSVladimir Kondratiev wil6210_disconnect(wil, evt->bssid); 487097638a0SVladimir Kondratiev mutex_unlock(&wil->mutex); 4882be7d22fSVladimir Kondratiev } 4892be7d22fSVladimir Kondratiev 4902be7d22fSVladimir Kondratiev /* 4912be7d22fSVladimir Kondratiev * Firmware reports EAPOL frame using WME event. 4922be7d22fSVladimir Kondratiev * Reconstruct Ethernet frame and deliver it via normal Rx 4932be7d22fSVladimir Kondratiev */ 4942be7d22fSVladimir Kondratiev static void wmi_evt_eapol_rx(struct wil6210_priv *wil, int id, 4952be7d22fSVladimir Kondratiev void *d, int len) 4962be7d22fSVladimir Kondratiev { 4972be7d22fSVladimir Kondratiev struct net_device *ndev = wil_to_ndev(wil); 4982be7d22fSVladimir Kondratiev struct wmi_eapol_rx_event *evt = d; 4992be7d22fSVladimir Kondratiev u16 eapol_len = le16_to_cpu(evt->eapol_len); 5002be7d22fSVladimir Kondratiev int sz = eapol_len + ETH_HLEN; 5012be7d22fSVladimir Kondratiev struct sk_buff *skb; 5022be7d22fSVladimir Kondratiev struct ethhdr *eth; 503c8b78b5fSVladimir Kondratiev int cid; 504c8b78b5fSVladimir Kondratiev struct wil_net_stats *stats = NULL; 5052be7d22fSVladimir Kondratiev 5067743882dSVladimir Kondratiev wil_dbg_wmi(wil, "EAPOL len %d from %pM\n", eapol_len, 5072be7d22fSVladimir Kondratiev evt->src_mac); 5082be7d22fSVladimir Kondratiev 509c8b78b5fSVladimir Kondratiev cid = wil_find_cid(wil, evt->src_mac); 510c8b78b5fSVladimir Kondratiev if (cid >= 0) 511c8b78b5fSVladimir Kondratiev stats = &wil->sta[cid].stats; 512c8b78b5fSVladimir Kondratiev 5132be7d22fSVladimir Kondratiev if (eapol_len > 196) { /* TODO: revisit size limit */ 5142be7d22fSVladimir Kondratiev wil_err(wil, "EAPOL too large\n"); 5152be7d22fSVladimir Kondratiev return; 5162be7d22fSVladimir Kondratiev } 5172be7d22fSVladimir Kondratiev 5182be7d22fSVladimir Kondratiev skb = alloc_skb(sz, GFP_KERNEL); 5192be7d22fSVladimir Kondratiev if (!skb) { 5202be7d22fSVladimir Kondratiev wil_err(wil, "Failed to allocate skb\n"); 5212be7d22fSVladimir Kondratiev return; 5222be7d22fSVladimir Kondratiev } 523c8b78b5fSVladimir Kondratiev 5242be7d22fSVladimir Kondratiev eth = (struct ethhdr *)skb_put(skb, ETH_HLEN); 5252be7d22fSVladimir Kondratiev memcpy(eth->h_dest, ndev->dev_addr, ETH_ALEN); 5262be7d22fSVladimir Kondratiev memcpy(eth->h_source, evt->src_mac, ETH_ALEN); 5272be7d22fSVladimir Kondratiev eth->h_proto = cpu_to_be16(ETH_P_PAE); 5282be7d22fSVladimir Kondratiev memcpy(skb_put(skb, eapol_len), evt->eapol, eapol_len); 5292be7d22fSVladimir Kondratiev skb->protocol = eth_type_trans(skb, ndev); 5302be7d22fSVladimir Kondratiev if (likely(netif_rx_ni(skb) == NET_RX_SUCCESS)) { 5312be7d22fSVladimir Kondratiev ndev->stats.rx_packets++; 532c8b78b5fSVladimir Kondratiev ndev->stats.rx_bytes += sz; 533c8b78b5fSVladimir Kondratiev if (stats) { 534c8b78b5fSVladimir Kondratiev stats->rx_packets++; 535c8b78b5fSVladimir Kondratiev stats->rx_bytes += sz; 536c8b78b5fSVladimir Kondratiev } 5372be7d22fSVladimir Kondratiev } else { 5382be7d22fSVladimir Kondratiev ndev->stats.rx_dropped++; 539c8b78b5fSVladimir Kondratiev if (stats) 540c8b78b5fSVladimir Kondratiev stats->rx_dropped++; 5412be7d22fSVladimir Kondratiev } 5422be7d22fSVladimir Kondratiev } 5432be7d22fSVladimir Kondratiev 5443442a504SVladimir Kondratiev static void wmi_evt_linkup(struct wil6210_priv *wil, int id, void *d, int len) 5453442a504SVladimir Kondratiev { 5463442a504SVladimir Kondratiev struct net_device *ndev = wil_to_ndev(wil); 5473442a504SVladimir Kondratiev struct wmi_data_port_open_event *evt = d; 548e58c9f70SVladimir Kondratiev u8 cid = evt->cid; 5493442a504SVladimir Kondratiev 550e58c9f70SVladimir Kondratiev wil_dbg_wmi(wil, "Link UP for CID %d\n", cid); 5513442a504SVladimir Kondratiev 552e58c9f70SVladimir Kondratiev if (cid >= ARRAY_SIZE(wil->sta)) { 553e58c9f70SVladimir Kondratiev wil_err(wil, "Link UP for invalid CID %d\n", cid); 554e58c9f70SVladimir Kondratiev return; 555e58c9f70SVladimir Kondratiev } 556e58c9f70SVladimir Kondratiev 557e58c9f70SVladimir Kondratiev wil->sta[cid].data_port_open = true; 5583442a504SVladimir Kondratiev netif_carrier_on(ndev); 5593442a504SVladimir Kondratiev } 5603442a504SVladimir Kondratiev 5613442a504SVladimir Kondratiev static void wmi_evt_linkdown(struct wil6210_priv *wil, int id, void *d, int len) 5623442a504SVladimir Kondratiev { 5633442a504SVladimir Kondratiev struct net_device *ndev = wil_to_ndev(wil); 5643442a504SVladimir Kondratiev struct wmi_wbe_link_down_event *evt = d; 565e58c9f70SVladimir Kondratiev u8 cid = evt->cid; 5663442a504SVladimir Kondratiev 5673442a504SVladimir Kondratiev wil_dbg_wmi(wil, "Link DOWN for CID %d, reason %d\n", 568e58c9f70SVladimir Kondratiev cid, le32_to_cpu(evt->reason)); 5693442a504SVladimir Kondratiev 570e58c9f70SVladimir Kondratiev if (cid >= ARRAY_SIZE(wil->sta)) { 571e58c9f70SVladimir Kondratiev wil_err(wil, "Link DOWN for invalid CID %d\n", cid); 572e58c9f70SVladimir Kondratiev return; 573e58c9f70SVladimir Kondratiev } 574e58c9f70SVladimir Kondratiev 575e58c9f70SVladimir Kondratiev wil->sta[cid].data_port_open = false; 5763442a504SVladimir Kondratiev netif_carrier_off(ndev); 5773442a504SVladimir Kondratiev } 5783442a504SVladimir Kondratiev 579249a382bSVladimir Kondratiev static void wmi_evt_ba_status(struct wil6210_priv *wil, int id, void *d, 580249a382bSVladimir Kondratiev int len) 581249a382bSVladimir Kondratiev { 582249a382bSVladimir Kondratiev struct wmi_vring_ba_status_event *evt = d; 5837b05b0abSVladimir Kondratiev struct wil_sta_info *sta; 5847b05b0abSVladimir Kondratiev uint i, cid; 5857b05b0abSVladimir Kondratiev 5867b05b0abSVladimir Kondratiev /* TODO: use Rx BA status, not Tx one */ 587249a382bSVladimir Kondratiev 588249a382bSVladimir Kondratiev wil_dbg_wmi(wil, "BACK[%d] %s {%d} timeout %d\n", 5897b05b0abSVladimir Kondratiev evt->ringid, 5907b05b0abSVladimir Kondratiev evt->status == WMI_BA_AGREED ? "OK" : "N/A", 591b4490f42SVladimir Kondratiev evt->agg_wsize, __le16_to_cpu(evt->ba_timeout)); 592b4490f42SVladimir Kondratiev 5937b05b0abSVladimir Kondratiev if (evt->ringid >= WIL6210_MAX_TX_RINGS) { 5947b05b0abSVladimir Kondratiev wil_err(wil, "invalid ring id %d\n", evt->ringid); 5957b05b0abSVladimir Kondratiev return; 5967b05b0abSVladimir Kondratiev } 5977b05b0abSVladimir Kondratiev 5987b05b0abSVladimir Kondratiev cid = wil->vring2cid_tid[evt->ringid][0]; 5997b05b0abSVladimir Kondratiev if (cid >= WIL6210_MAX_CID) { 6007b05b0abSVladimir Kondratiev wil_err(wil, "invalid CID %d for vring %d\n", cid, evt->ringid); 6017b05b0abSVladimir Kondratiev return; 6027b05b0abSVladimir Kondratiev } 6037b05b0abSVladimir Kondratiev 6047b05b0abSVladimir Kondratiev sta = &wil->sta[cid]; 6057b05b0abSVladimir Kondratiev if (sta->status == wil_sta_unused) { 6067b05b0abSVladimir Kondratiev wil_err(wil, "CID %d unused\n", cid); 6077b05b0abSVladimir Kondratiev return; 6087b05b0abSVladimir Kondratiev } 6097b05b0abSVladimir Kondratiev 6107b05b0abSVladimir Kondratiev wil_dbg_wmi(wil, "BACK for CID %d %pM\n", cid, sta->addr); 611b4490f42SVladimir Kondratiev for (i = 0; i < WIL_STA_TID_NUM; i++) { 612b4490f42SVladimir Kondratiev struct wil_tid_ampdu_rx *r = sta->tid_rx[i]; 613b4490f42SVladimir Kondratiev sta->tid_rx[i] = NULL; 614b4490f42SVladimir Kondratiev wil_tid_ampdu_rx_free(wil, r); 615b4490f42SVladimir Kondratiev if ((evt->status == WMI_BA_AGREED) && evt->agg_wsize) 616b4490f42SVladimir Kondratiev sta->tid_rx[i] = wil_tid_ampdu_rx_alloc(wil, 617b4490f42SVladimir Kondratiev evt->agg_wsize, 0); 618b4490f42SVladimir Kondratiev } 619b4490f42SVladimir Kondratiev } 620b4490f42SVladimir Kondratiev 6212be7d22fSVladimir Kondratiev static const struct { 6222be7d22fSVladimir Kondratiev int eventid; 6232be7d22fSVladimir Kondratiev void (*handler)(struct wil6210_priv *wil, int eventid, 6242be7d22fSVladimir Kondratiev void *data, int data_len); 6252be7d22fSVladimir Kondratiev } wmi_evt_handlers[] = { 6262be7d22fSVladimir Kondratiev {WMI_READY_EVENTID, wmi_evt_ready}, 6272be7d22fSVladimir Kondratiev {WMI_FW_READY_EVENTID, wmi_evt_fw_ready}, 6282be7d22fSVladimir Kondratiev {WMI_RX_MGMT_PACKET_EVENTID, wmi_evt_rx_mgmt}, 6292be7d22fSVladimir Kondratiev {WMI_SCAN_COMPLETE_EVENTID, wmi_evt_scan_complete}, 6302be7d22fSVladimir Kondratiev {WMI_CONNECT_EVENTID, wmi_evt_connect}, 6312be7d22fSVladimir Kondratiev {WMI_DISCONNECT_EVENTID, wmi_evt_disconnect}, 6322be7d22fSVladimir Kondratiev {WMI_EAPOL_RX_EVENTID, wmi_evt_eapol_rx}, 6333442a504SVladimir Kondratiev {WMI_DATA_PORT_OPEN_EVENTID, wmi_evt_linkup}, 6343442a504SVladimir Kondratiev {WMI_WBE_LINKDOWN_EVENTID, wmi_evt_linkdown}, 635249a382bSVladimir Kondratiev {WMI_BA_STATUS_EVENTID, wmi_evt_ba_status}, 6362be7d22fSVladimir Kondratiev }; 6372be7d22fSVladimir Kondratiev 6382be7d22fSVladimir Kondratiev /* 6392be7d22fSVladimir Kondratiev * Run in IRQ context 6402be7d22fSVladimir Kondratiev * Extract WMI command from mailbox. Queue it to the @wil->pending_wmi_ev 6412be7d22fSVladimir Kondratiev * that will be eventually handled by the @wmi_event_worker in the thread 6422be7d22fSVladimir Kondratiev * context of thread "wil6210_wmi" 6432be7d22fSVladimir Kondratiev */ 6442be7d22fSVladimir Kondratiev void wmi_recv_cmd(struct wil6210_priv *wil) 6452be7d22fSVladimir Kondratiev { 6462be7d22fSVladimir Kondratiev struct wil6210_mbox_ring_desc d_tail; 6472be7d22fSVladimir Kondratiev struct wil6210_mbox_hdr hdr; 6482be7d22fSVladimir Kondratiev struct wil6210_mbox_ring *r = &wil->mbox_ctl.rx; 6492be7d22fSVladimir Kondratiev struct pending_wmi_event *evt; 6502be7d22fSVladimir Kondratiev u8 *cmd; 6512be7d22fSVladimir Kondratiev void __iomem *src; 6522be7d22fSVladimir Kondratiev ulong flags; 653a715c7ddSVladimir Kondratiev unsigned n; 6542be7d22fSVladimir Kondratiev 65555f7acddSVladimir Kondratiev if (!test_bit(wil_status_reset_done, &wil->status)) { 65655f7acddSVladimir Kondratiev wil_err(wil, "Reset not completed\n"); 65755f7acddSVladimir Kondratiev return; 65855f7acddSVladimir Kondratiev } 65955f7acddSVladimir Kondratiev 660a715c7ddSVladimir Kondratiev for (n = 0;; n++) { 6612be7d22fSVladimir Kondratiev u16 len; 66295266dc0SVladimir Kondratiev bool q; 6632be7d22fSVladimir Kondratiev 6642be7d22fSVladimir Kondratiev r->head = ioread32(wil->csr + HOST_MBOX + 6652be7d22fSVladimir Kondratiev offsetof(struct wil6210_mbox_ctl, rx.head)); 66695266dc0SVladimir Kondratiev if (r->tail == r->head) 66795266dc0SVladimir Kondratiev break; 6682be7d22fSVladimir Kondratiev 669a715c7ddSVladimir Kondratiev wil_dbg_wmi(wil, "Mbox head %08x tail %08x\n", 670a715c7ddSVladimir Kondratiev r->head, r->tail); 671a715c7ddSVladimir Kondratiev /* read cmd descriptor from tail */ 6722be7d22fSVladimir Kondratiev wil_memcpy_fromio_32(&d_tail, wil->csr + HOSTADDR(r->tail), 6732be7d22fSVladimir Kondratiev sizeof(struct wil6210_mbox_ring_desc)); 6742be7d22fSVladimir Kondratiev if (d_tail.sync == 0) { 6752be7d22fSVladimir Kondratiev wil_err(wil, "Mbox evt not owned by FW?\n"); 67695266dc0SVladimir Kondratiev break; 6772be7d22fSVladimir Kondratiev } 6782be7d22fSVladimir Kondratiev 679a715c7ddSVladimir Kondratiev /* read cmd header from descriptor */ 6802be7d22fSVladimir Kondratiev if (0 != wmi_read_hdr(wil, d_tail.addr, &hdr)) { 6812be7d22fSVladimir Kondratiev wil_err(wil, "Mbox evt at 0x%08x?\n", 6822be7d22fSVladimir Kondratiev le32_to_cpu(d_tail.addr)); 68395266dc0SVladimir Kondratiev break; 6842be7d22fSVladimir Kondratiev } 6852be7d22fSVladimir Kondratiev len = le16_to_cpu(hdr.len); 686a715c7ddSVladimir Kondratiev wil_dbg_wmi(wil, "Mbox evt %04x %04x %04x %02x\n", 687a715c7ddSVladimir Kondratiev le16_to_cpu(hdr.seq), len, le16_to_cpu(hdr.type), 688a715c7ddSVladimir Kondratiev hdr.flags); 689a715c7ddSVladimir Kondratiev 690a715c7ddSVladimir Kondratiev /* read cmd buffer from descriptor */ 6912be7d22fSVladimir Kondratiev src = wmi_buffer(wil, d_tail.addr) + 6922be7d22fSVladimir Kondratiev sizeof(struct wil6210_mbox_hdr); 6932be7d22fSVladimir Kondratiev evt = kmalloc(ALIGN(offsetof(struct pending_wmi_event, 6942be7d22fSVladimir Kondratiev event.wmi) + len, 4), 6952be7d22fSVladimir Kondratiev GFP_KERNEL); 69614f8dc49SJoe Perches if (!evt) 69795266dc0SVladimir Kondratiev break; 69814f8dc49SJoe Perches 6992be7d22fSVladimir Kondratiev evt->event.hdr = hdr; 7002be7d22fSVladimir Kondratiev cmd = (void *)&evt->event.wmi; 7012be7d22fSVladimir Kondratiev wil_memcpy_fromio_32(cmd, src, len); 7022be7d22fSVladimir Kondratiev /* mark entry as empty */ 7032be7d22fSVladimir Kondratiev iowrite32(0, wil->csr + HOSTADDR(r->tail) + 7042be7d22fSVladimir Kondratiev offsetof(struct wil6210_mbox_ring_desc, sync)); 7052be7d22fSVladimir Kondratiev /* indicate */ 7062be7d22fSVladimir Kondratiev if ((hdr.type == WIL_MBOX_HDR_TYPE_WMI) && 7072be7d22fSVladimir Kondratiev (len >= sizeof(struct wil6210_mbox_hdr_wmi))) { 708f988b23fSVladimir Kondratiev struct wil6210_mbox_hdr_wmi *wmi = &evt->event.wmi; 709f988b23fSVladimir Kondratiev u16 id = le16_to_cpu(wmi->id); 710f988b23fSVladimir Kondratiev u32 tstamp = le32_to_cpu(wmi->timestamp); 711f988b23fSVladimir Kondratiev wil_dbg_wmi(wil, "WMI event 0x%04x MID %d @%d msec\n", 712f988b23fSVladimir Kondratiev id, wmi->mid, tstamp); 713f988b23fSVladimir Kondratiev trace_wil6210_wmi_event(wmi, &wmi[1], 714f988b23fSVladimir Kondratiev len - sizeof(*wmi)); 7152be7d22fSVladimir Kondratiev } 7167743882dSVladimir Kondratiev wil_hex_dump_wmi("evt ", DUMP_PREFIX_OFFSET, 16, 1, 7172be7d22fSVladimir Kondratiev &evt->event.hdr, sizeof(hdr) + len, true); 7182be7d22fSVladimir Kondratiev 7192be7d22fSVladimir Kondratiev /* advance tail */ 7202be7d22fSVladimir Kondratiev r->tail = r->base + ((r->tail - r->base + 7212be7d22fSVladimir Kondratiev sizeof(struct wil6210_mbox_ring_desc)) % r->size); 7222be7d22fSVladimir Kondratiev iowrite32(r->tail, wil->csr + HOST_MBOX + 7232be7d22fSVladimir Kondratiev offsetof(struct wil6210_mbox_ctl, rx.tail)); 7242be7d22fSVladimir Kondratiev 7252be7d22fSVladimir Kondratiev /* add to the pending list */ 7262be7d22fSVladimir Kondratiev spin_lock_irqsave(&wil->wmi_ev_lock, flags); 7272be7d22fSVladimir Kondratiev list_add_tail(&evt->list, &wil->pending_wmi_ev); 7282be7d22fSVladimir Kondratiev spin_unlock_irqrestore(&wil->wmi_ev_lock, flags); 72995266dc0SVladimir Kondratiev q = queue_work(wil->wmi_wq, &wil->wmi_event_worker); 7307743882dSVladimir Kondratiev wil_dbg_wmi(wil, "queue_work -> %d\n", q); 7312be7d22fSVladimir Kondratiev } 73295266dc0SVladimir Kondratiev /* normally, 1 event per IRQ should be processed */ 73395266dc0SVladimir Kondratiev wil_dbg_wmi(wil, "%s -> %d events queued\n", __func__, n); 7342be7d22fSVladimir Kondratiev } 7352be7d22fSVladimir Kondratiev 7362be7d22fSVladimir Kondratiev int wmi_call(struct wil6210_priv *wil, u16 cmdid, void *buf, u16 len, 7372be7d22fSVladimir Kondratiev u16 reply_id, void *reply, u8 reply_size, int to_msec) 7382be7d22fSVladimir Kondratiev { 7392be7d22fSVladimir Kondratiev int rc; 7402be7d22fSVladimir Kondratiev int remain; 7412be7d22fSVladimir Kondratiev 7422be7d22fSVladimir Kondratiev mutex_lock(&wil->wmi_mutex); 7432be7d22fSVladimir Kondratiev 7442be7d22fSVladimir Kondratiev rc = __wmi_send(wil, cmdid, buf, len); 7452be7d22fSVladimir Kondratiev if (rc) 7462be7d22fSVladimir Kondratiev goto out; 7472be7d22fSVladimir Kondratiev 7482be7d22fSVladimir Kondratiev wil->reply_id = reply_id; 7492be7d22fSVladimir Kondratiev wil->reply_buf = reply; 7502be7d22fSVladimir Kondratiev wil->reply_size = reply_size; 7512be7d22fSVladimir Kondratiev remain = wait_for_completion_timeout(&wil->wmi_ready, 7522be7d22fSVladimir Kondratiev msecs_to_jiffies(to_msec)); 7532be7d22fSVladimir Kondratiev if (0 == remain) { 7542be7d22fSVladimir Kondratiev wil_err(wil, "wmi_call(0x%04x->0x%04x) timeout %d msec\n", 7552be7d22fSVladimir Kondratiev cmdid, reply_id, to_msec); 7562be7d22fSVladimir Kondratiev rc = -ETIME; 7572be7d22fSVladimir Kondratiev } else { 7587743882dSVladimir Kondratiev wil_dbg_wmi(wil, 7592be7d22fSVladimir Kondratiev "wmi_call(0x%04x->0x%04x) completed in %d msec\n", 7602be7d22fSVladimir Kondratiev cmdid, reply_id, 7612be7d22fSVladimir Kondratiev to_msec - jiffies_to_msecs(remain)); 7622be7d22fSVladimir Kondratiev } 7632be7d22fSVladimir Kondratiev wil->reply_id = 0; 7642be7d22fSVladimir Kondratiev wil->reply_buf = NULL; 7652be7d22fSVladimir Kondratiev wil->reply_size = 0; 7662be7d22fSVladimir Kondratiev out: 7672be7d22fSVladimir Kondratiev mutex_unlock(&wil->wmi_mutex); 7682be7d22fSVladimir Kondratiev 7692be7d22fSVladimir Kondratiev return rc; 7702be7d22fSVladimir Kondratiev } 7712be7d22fSVladimir Kondratiev 7722be7d22fSVladimir Kondratiev int wmi_echo(struct wil6210_priv *wil) 7732be7d22fSVladimir Kondratiev { 7742be7d22fSVladimir Kondratiev struct wmi_echo_cmd cmd = { 7752be7d22fSVladimir Kondratiev .value = cpu_to_le32(0x12345678), 7762be7d22fSVladimir Kondratiev }; 7772be7d22fSVladimir Kondratiev 7782be7d22fSVladimir Kondratiev return wmi_call(wil, WMI_ECHO_CMDID, &cmd, sizeof(cmd), 7792be7d22fSVladimir Kondratiev WMI_ECHO_RSP_EVENTID, NULL, 0, 20); 7802be7d22fSVladimir Kondratiev } 7812be7d22fSVladimir Kondratiev 7822be7d22fSVladimir Kondratiev int wmi_set_mac_address(struct wil6210_priv *wil, void *addr) 7832be7d22fSVladimir Kondratiev { 7842be7d22fSVladimir Kondratiev struct wmi_set_mac_address_cmd cmd; 7852be7d22fSVladimir Kondratiev 7862be7d22fSVladimir Kondratiev memcpy(cmd.mac, addr, ETH_ALEN); 7872be7d22fSVladimir Kondratiev 7887743882dSVladimir Kondratiev wil_dbg_wmi(wil, "Set MAC %pM\n", addr); 7892be7d22fSVladimir Kondratiev 7902be7d22fSVladimir Kondratiev return wmi_send(wil, WMI_SET_MAC_ADDRESS_CMDID, &cmd, sizeof(cmd)); 7912be7d22fSVladimir Kondratiev } 7922be7d22fSVladimir Kondratiev 793b8023177SVladimir Kondratiev int wmi_pcp_start(struct wil6210_priv *wil, int bi, u8 wmi_nettype, u8 chan) 7942be7d22fSVladimir Kondratiev { 795b8023177SVladimir Kondratiev int rc; 796b8023177SVladimir Kondratiev 797b8023177SVladimir Kondratiev struct wmi_pcp_start_cmd cmd = { 7982be7d22fSVladimir Kondratiev .bcon_interval = cpu_to_le16(bi), 7992be7d22fSVladimir Kondratiev .network_type = wmi_nettype, 8002be7d22fSVladimir Kondratiev .disable_sec_offload = 1, 801adc2d122SVladimir Kondratiev .channel = chan - 1, 8021eb9d1e5SDedy Lansky .pcp_max_assoc_sta = max_assoc_sta, 8032be7d22fSVladimir Kondratiev }; 804b8023177SVladimir Kondratiev struct { 805b8023177SVladimir Kondratiev struct wil6210_mbox_hdr_wmi wmi; 806b8023177SVladimir Kondratiev struct wmi_pcp_started_event evt; 807b8023177SVladimir Kondratiev } __packed reply; 8082be7d22fSVladimir Kondratiev 8092be7d22fSVladimir Kondratiev if (!wil->secure_pcp) 8102be7d22fSVladimir Kondratiev cmd.disable_sec = 1; 8112be7d22fSVladimir Kondratiev 8121eb9d1e5SDedy Lansky if ((cmd.pcp_max_assoc_sta > WIL6210_MAX_CID) || 8131eb9d1e5SDedy Lansky (cmd.pcp_max_assoc_sta <= 0)) { 8141eb9d1e5SDedy Lansky wil_info(wil, 8151eb9d1e5SDedy Lansky "Requested connection limit %u, valid values are 1 - %d. Setting to %d\n", 8161eb9d1e5SDedy Lansky max_assoc_sta, WIL6210_MAX_CID, WIL6210_MAX_CID); 8171eb9d1e5SDedy Lansky cmd.pcp_max_assoc_sta = WIL6210_MAX_CID; 8181eb9d1e5SDedy Lansky } 8191eb9d1e5SDedy Lansky 8208b5c7f6cSVladimir Kondratiev /* 8218b5c7f6cSVladimir Kondratiev * Processing time may be huge, in case of secure AP it takes about 8228b5c7f6cSVladimir Kondratiev * 3500ms for FW to start AP 8238b5c7f6cSVladimir Kondratiev */ 824b8023177SVladimir Kondratiev rc = wmi_call(wil, WMI_PCP_START_CMDID, &cmd, sizeof(cmd), 8258b5c7f6cSVladimir Kondratiev WMI_PCP_STARTED_EVENTID, &reply, sizeof(reply), 5000); 826b8023177SVladimir Kondratiev if (rc) 827b8023177SVladimir Kondratiev return rc; 828b8023177SVladimir Kondratiev 829b8023177SVladimir Kondratiev if (reply.evt.status != WMI_FW_STATUS_SUCCESS) 830b8023177SVladimir Kondratiev rc = -EINVAL; 831b8023177SVladimir Kondratiev 832b8023177SVladimir Kondratiev return rc; 833b8023177SVladimir Kondratiev } 834b8023177SVladimir Kondratiev 835b8023177SVladimir Kondratiev int wmi_pcp_stop(struct wil6210_priv *wil) 836b8023177SVladimir Kondratiev { 837b8023177SVladimir Kondratiev return wmi_call(wil, WMI_PCP_STOP_CMDID, NULL, 0, 838b8023177SVladimir Kondratiev WMI_PCP_STOPPED_EVENTID, NULL, 0, 20); 8392be7d22fSVladimir Kondratiev } 8402be7d22fSVladimir Kondratiev 8412be7d22fSVladimir Kondratiev int wmi_set_ssid(struct wil6210_priv *wil, u8 ssid_len, const void *ssid) 8422be7d22fSVladimir Kondratiev { 8432be7d22fSVladimir Kondratiev struct wmi_set_ssid_cmd cmd = { 8442be7d22fSVladimir Kondratiev .ssid_len = cpu_to_le32(ssid_len), 8452be7d22fSVladimir Kondratiev }; 8462be7d22fSVladimir Kondratiev 8472be7d22fSVladimir Kondratiev if (ssid_len > sizeof(cmd.ssid)) 8482be7d22fSVladimir Kondratiev return -EINVAL; 8492be7d22fSVladimir Kondratiev 8502be7d22fSVladimir Kondratiev memcpy(cmd.ssid, ssid, ssid_len); 8512be7d22fSVladimir Kondratiev 8522be7d22fSVladimir Kondratiev return wmi_send(wil, WMI_SET_SSID_CMDID, &cmd, sizeof(cmd)); 8532be7d22fSVladimir Kondratiev } 8542be7d22fSVladimir Kondratiev 8552be7d22fSVladimir Kondratiev int wmi_get_ssid(struct wil6210_priv *wil, u8 *ssid_len, void *ssid) 8562be7d22fSVladimir Kondratiev { 8572be7d22fSVladimir Kondratiev int rc; 8582be7d22fSVladimir Kondratiev struct { 8592be7d22fSVladimir Kondratiev struct wil6210_mbox_hdr_wmi wmi; 8602be7d22fSVladimir Kondratiev struct wmi_set_ssid_cmd cmd; 8612be7d22fSVladimir Kondratiev } __packed reply; 8622be7d22fSVladimir Kondratiev int len; /* reply.cmd.ssid_len in CPU order */ 8632be7d22fSVladimir Kondratiev 8642be7d22fSVladimir Kondratiev rc = wmi_call(wil, WMI_GET_SSID_CMDID, NULL, 0, WMI_GET_SSID_EVENTID, 8652be7d22fSVladimir Kondratiev &reply, sizeof(reply), 20); 8662be7d22fSVladimir Kondratiev if (rc) 8672be7d22fSVladimir Kondratiev return rc; 8682be7d22fSVladimir Kondratiev 8692be7d22fSVladimir Kondratiev len = le32_to_cpu(reply.cmd.ssid_len); 8702be7d22fSVladimir Kondratiev if (len > sizeof(reply.cmd.ssid)) 8712be7d22fSVladimir Kondratiev return -EINVAL; 8722be7d22fSVladimir Kondratiev 8732be7d22fSVladimir Kondratiev *ssid_len = len; 8742be7d22fSVladimir Kondratiev memcpy(ssid, reply.cmd.ssid, len); 8752be7d22fSVladimir Kondratiev 8762be7d22fSVladimir Kondratiev return 0; 8772be7d22fSVladimir Kondratiev } 8782be7d22fSVladimir Kondratiev 8792be7d22fSVladimir Kondratiev int wmi_set_channel(struct wil6210_priv *wil, int channel) 8802be7d22fSVladimir Kondratiev { 8812be7d22fSVladimir Kondratiev struct wmi_set_pcp_channel_cmd cmd = { 8822be7d22fSVladimir Kondratiev .channel = channel - 1, 8832be7d22fSVladimir Kondratiev }; 8842be7d22fSVladimir Kondratiev 8852be7d22fSVladimir Kondratiev return wmi_send(wil, WMI_SET_PCP_CHANNEL_CMDID, &cmd, sizeof(cmd)); 8862be7d22fSVladimir Kondratiev } 8872be7d22fSVladimir Kondratiev 8882be7d22fSVladimir Kondratiev int wmi_get_channel(struct wil6210_priv *wil, int *channel) 8892be7d22fSVladimir Kondratiev { 8902be7d22fSVladimir Kondratiev int rc; 8912be7d22fSVladimir Kondratiev struct { 8922be7d22fSVladimir Kondratiev struct wil6210_mbox_hdr_wmi wmi; 8932be7d22fSVladimir Kondratiev struct wmi_set_pcp_channel_cmd cmd; 8942be7d22fSVladimir Kondratiev } __packed reply; 8952be7d22fSVladimir Kondratiev 8962be7d22fSVladimir Kondratiev rc = wmi_call(wil, WMI_GET_PCP_CHANNEL_CMDID, NULL, 0, 8972be7d22fSVladimir Kondratiev WMI_GET_PCP_CHANNEL_EVENTID, &reply, sizeof(reply), 20); 8982be7d22fSVladimir Kondratiev if (rc) 8992be7d22fSVladimir Kondratiev return rc; 9002be7d22fSVladimir Kondratiev 9012be7d22fSVladimir Kondratiev if (reply.cmd.channel > 3) 9022be7d22fSVladimir Kondratiev return -EINVAL; 9032be7d22fSVladimir Kondratiev 9042be7d22fSVladimir Kondratiev *channel = reply.cmd.channel + 1; 9052be7d22fSVladimir Kondratiev 9062be7d22fSVladimir Kondratiev return 0; 9072be7d22fSVladimir Kondratiev } 9082be7d22fSVladimir Kondratiev 909b8023177SVladimir Kondratiev int wmi_p2p_cfg(struct wil6210_priv *wil, int channel) 910b8023177SVladimir Kondratiev { 911b8023177SVladimir Kondratiev struct wmi_p2p_cfg_cmd cmd = { 912b8023177SVladimir Kondratiev .discovery_mode = WMI_DISCOVERY_MODE_NON_OFFLOAD, 913b8023177SVladimir Kondratiev .channel = channel - 1, 914b8023177SVladimir Kondratiev }; 915b8023177SVladimir Kondratiev 916b8023177SVladimir Kondratiev return wmi_send(wil, WMI_P2P_CFG_CMDID, &cmd, sizeof(cmd)); 917b8023177SVladimir Kondratiev } 918b8023177SVladimir Kondratiev 9192be7d22fSVladimir Kondratiev int wmi_del_cipher_key(struct wil6210_priv *wil, u8 key_index, 9202be7d22fSVladimir Kondratiev const void *mac_addr) 9212be7d22fSVladimir Kondratiev { 9222be7d22fSVladimir Kondratiev struct wmi_delete_cipher_key_cmd cmd = { 9232be7d22fSVladimir Kondratiev .key_index = key_index, 9242be7d22fSVladimir Kondratiev }; 9252be7d22fSVladimir Kondratiev 9262be7d22fSVladimir Kondratiev if (mac_addr) 9272be7d22fSVladimir Kondratiev memcpy(cmd.mac, mac_addr, WMI_MAC_LEN); 9282be7d22fSVladimir Kondratiev 9292be7d22fSVladimir Kondratiev return wmi_send(wil, WMI_DELETE_CIPHER_KEY_CMDID, &cmd, sizeof(cmd)); 9302be7d22fSVladimir Kondratiev } 9312be7d22fSVladimir Kondratiev 9322be7d22fSVladimir Kondratiev int wmi_add_cipher_key(struct wil6210_priv *wil, u8 key_index, 9332be7d22fSVladimir Kondratiev const void *mac_addr, int key_len, const void *key) 9342be7d22fSVladimir Kondratiev { 9352be7d22fSVladimir Kondratiev struct wmi_add_cipher_key_cmd cmd = { 9362be7d22fSVladimir Kondratiev .key_index = key_index, 9372be7d22fSVladimir Kondratiev .key_usage = WMI_KEY_USE_PAIRWISE, 9382be7d22fSVladimir Kondratiev .key_len = key_len, 9392be7d22fSVladimir Kondratiev }; 9402be7d22fSVladimir Kondratiev 9412be7d22fSVladimir Kondratiev if (!key || (key_len > sizeof(cmd.key))) 9422be7d22fSVladimir Kondratiev return -EINVAL; 9432be7d22fSVladimir Kondratiev 9442be7d22fSVladimir Kondratiev memcpy(cmd.key, key, key_len); 9452be7d22fSVladimir Kondratiev if (mac_addr) 9462be7d22fSVladimir Kondratiev memcpy(cmd.mac, mac_addr, WMI_MAC_LEN); 9472be7d22fSVladimir Kondratiev 9482be7d22fSVladimir Kondratiev return wmi_send(wil, WMI_ADD_CIPHER_KEY_CMDID, &cmd, sizeof(cmd)); 9492be7d22fSVladimir Kondratiev } 9502be7d22fSVladimir Kondratiev 9512be7d22fSVladimir Kondratiev int wmi_set_ie(struct wil6210_priv *wil, u8 type, u16 ie_len, const void *ie) 9522be7d22fSVladimir Kondratiev { 9532be7d22fSVladimir Kondratiev int rc; 9542be7d22fSVladimir Kondratiev u16 len = sizeof(struct wmi_set_appie_cmd) + ie_len; 9552be7d22fSVladimir Kondratiev struct wmi_set_appie_cmd *cmd = kzalloc(len, GFP_KERNEL); 95614f8dc49SJoe Perches if (!cmd) 9572be7d22fSVladimir Kondratiev return -ENOMEM; 9582be7d22fSVladimir Kondratiev 9592be7d22fSVladimir Kondratiev cmd->mgmt_frm_type = type; 9602be7d22fSVladimir Kondratiev /* BUG: FW API define ieLen as u8. Will fix FW */ 9612be7d22fSVladimir Kondratiev cmd->ie_len = cpu_to_le16(ie_len); 9622be7d22fSVladimir Kondratiev memcpy(cmd->ie_info, ie, ie_len); 96303866e7dSVladimir Kondratiev rc = wmi_send(wil, WMI_SET_APPIE_CMDID, cmd, len); 9642be7d22fSVladimir Kondratiev kfree(cmd); 9652be7d22fSVladimir Kondratiev 9662be7d22fSVladimir Kondratiev return rc; 9672be7d22fSVladimir Kondratiev } 9682be7d22fSVladimir Kondratiev 9691647f12fSVladimir Kondratiev /** 9701647f12fSVladimir Kondratiev * wmi_rxon - turn radio on/off 9711647f12fSVladimir Kondratiev * @on: turn on if true, off otherwise 9721647f12fSVladimir Kondratiev * 9731647f12fSVladimir Kondratiev * Only switch radio. Channel should be set separately. 9741647f12fSVladimir Kondratiev * No timeout for rxon - radio turned on forever unless some other call 9751647f12fSVladimir Kondratiev * turns it off 9761647f12fSVladimir Kondratiev */ 9771647f12fSVladimir Kondratiev int wmi_rxon(struct wil6210_priv *wil, bool on) 9781647f12fSVladimir Kondratiev { 9791647f12fSVladimir Kondratiev int rc; 9801647f12fSVladimir Kondratiev struct { 9811647f12fSVladimir Kondratiev struct wil6210_mbox_hdr_wmi wmi; 9821647f12fSVladimir Kondratiev struct wmi_listen_started_event evt; 9831647f12fSVladimir Kondratiev } __packed reply; 9841647f12fSVladimir Kondratiev 9851647f12fSVladimir Kondratiev wil_info(wil, "%s(%s)\n", __func__, on ? "on" : "off"); 9861647f12fSVladimir Kondratiev 9871647f12fSVladimir Kondratiev if (on) { 9881647f12fSVladimir Kondratiev rc = wmi_call(wil, WMI_START_LISTEN_CMDID, NULL, 0, 9891647f12fSVladimir Kondratiev WMI_LISTEN_STARTED_EVENTID, 9901647f12fSVladimir Kondratiev &reply, sizeof(reply), 100); 9911647f12fSVladimir Kondratiev if ((rc == 0) && (reply.evt.status != WMI_FW_STATUS_SUCCESS)) 9921647f12fSVladimir Kondratiev rc = -EINVAL; 9931647f12fSVladimir Kondratiev } else { 9941647f12fSVladimir Kondratiev rc = wmi_call(wil, WMI_DISCOVERY_STOP_CMDID, NULL, 0, 9951647f12fSVladimir Kondratiev WMI_DISCOVERY_STOPPED_EVENTID, NULL, 0, 20); 9961647f12fSVladimir Kondratiev } 9971647f12fSVladimir Kondratiev 9981647f12fSVladimir Kondratiev return rc; 9991647f12fSVladimir Kondratiev } 10001647f12fSVladimir Kondratiev 100147e19af9SVladimir Kondratiev int wmi_rx_chain_add(struct wil6210_priv *wil, struct vring *vring) 100247e19af9SVladimir Kondratiev { 100347e19af9SVladimir Kondratiev struct wireless_dev *wdev = wil->wdev; 100447e19af9SVladimir Kondratiev struct net_device *ndev = wil_to_ndev(wil); 100547e19af9SVladimir Kondratiev struct wmi_cfg_rx_chain_cmd cmd = { 100647e19af9SVladimir Kondratiev .action = WMI_RX_CHAIN_ADD, 100747e19af9SVladimir Kondratiev .rx_sw_ring = { 100847e19af9SVladimir Kondratiev .max_mpdu_size = cpu_to_le16(RX_BUF_LEN), 100947e19af9SVladimir Kondratiev .ring_mem_base = cpu_to_le64(vring->pa), 101047e19af9SVladimir Kondratiev .ring_size = cpu_to_le16(vring->size), 101147e19af9SVladimir Kondratiev }, 101247e19af9SVladimir Kondratiev .mid = 0, /* TODO - what is it? */ 101347e19af9SVladimir Kondratiev .decap_trans_type = WMI_DECAP_TYPE_802_3, 1014b4490f42SVladimir Kondratiev .reorder_type = WMI_RX_SW_REORDER, 101547e19af9SVladimir Kondratiev }; 101647e19af9SVladimir Kondratiev struct { 101747e19af9SVladimir Kondratiev struct wil6210_mbox_hdr_wmi wmi; 101847e19af9SVladimir Kondratiev struct wmi_cfg_rx_chain_done_event evt; 101947e19af9SVladimir Kondratiev } __packed evt; 102047e19af9SVladimir Kondratiev int rc; 102147e19af9SVladimir Kondratiev 102247e19af9SVladimir Kondratiev if (wdev->iftype == NL80211_IFTYPE_MONITOR) { 102347e19af9SVladimir Kondratiev struct ieee80211_channel *ch = wdev->preset_chandef.chan; 102447e19af9SVladimir Kondratiev 102547e19af9SVladimir Kondratiev cmd.sniffer_cfg.mode = cpu_to_le32(WMI_SNIFFER_ON); 102647e19af9SVladimir Kondratiev if (ch) 102747e19af9SVladimir Kondratiev cmd.sniffer_cfg.channel = ch->hw_value - 1; 102847e19af9SVladimir Kondratiev cmd.sniffer_cfg.phy_info_mode = 102947e19af9SVladimir Kondratiev cpu_to_le32(ndev->type == ARPHRD_IEEE80211_RADIOTAP); 103047e19af9SVladimir Kondratiev cmd.sniffer_cfg.phy_support = 103147e19af9SVladimir Kondratiev cpu_to_le32((wil->monitor_flags & MONITOR_FLAG_CONTROL) 103247e19af9SVladimir Kondratiev ? WMI_SNIFFER_CP : WMI_SNIFFER_DP); 1033504937d4SKirshenbaum Erez } else { 1034504937d4SKirshenbaum Erez /* Initialize offload (in non-sniffer mode). 1035504937d4SKirshenbaum Erez * Linux IP stack always calculates IP checksum 1036504937d4SKirshenbaum Erez * HW always calculate TCP/UDP checksum 1037504937d4SKirshenbaum Erez */ 1038504937d4SKirshenbaum Erez cmd.l3_l4_ctrl |= (1 << L3_L4_CTRL_TCPIP_CHECKSUM_EN_POS); 103947e19af9SVladimir Kondratiev } 104047e19af9SVladimir Kondratiev /* typical time for secure PCP is 840ms */ 104147e19af9SVladimir Kondratiev rc = wmi_call(wil, WMI_CFG_RX_CHAIN_CMDID, &cmd, sizeof(cmd), 104247e19af9SVladimir Kondratiev WMI_CFG_RX_CHAIN_DONE_EVENTID, &evt, sizeof(evt), 2000); 104347e19af9SVladimir Kondratiev if (rc) 104447e19af9SVladimir Kondratiev return rc; 104547e19af9SVladimir Kondratiev 104647e19af9SVladimir Kondratiev vring->hwtail = le32_to_cpu(evt.evt.rx_ring_tail_ptr); 104747e19af9SVladimir Kondratiev 10487743882dSVladimir Kondratiev wil_dbg_misc(wil, "Rx init: status %d tail 0x%08x\n", 104947e19af9SVladimir Kondratiev le32_to_cpu(evt.evt.status), vring->hwtail); 105047e19af9SVladimir Kondratiev 105147e19af9SVladimir Kondratiev if (le32_to_cpu(evt.evt.status) != WMI_CFG_RX_CHAIN_SUCCESS) 105247e19af9SVladimir Kondratiev rc = -EINVAL; 105347e19af9SVladimir Kondratiev 105447e19af9SVladimir Kondratiev return rc; 105547e19af9SVladimir Kondratiev } 105647e19af9SVladimir Kondratiev 10571a2780e0SVladimir Kondratiev int wmi_get_temperature(struct wil6210_priv *wil, u32 *t_m, u32 *t_r) 10581a2780e0SVladimir Kondratiev { 10591a2780e0SVladimir Kondratiev int rc; 10601a2780e0SVladimir Kondratiev struct wmi_temp_sense_cmd cmd = { 10611a2780e0SVladimir Kondratiev .measure_marlon_m_en = cpu_to_le32(!!t_m), 10621a2780e0SVladimir Kondratiev .measure_marlon_r_en = cpu_to_le32(!!t_r), 10631a2780e0SVladimir Kondratiev }; 10641a2780e0SVladimir Kondratiev struct { 10651a2780e0SVladimir Kondratiev struct wil6210_mbox_hdr_wmi wmi; 10661a2780e0SVladimir Kondratiev struct wmi_temp_sense_done_event evt; 10671a2780e0SVladimir Kondratiev } __packed reply; 10681a2780e0SVladimir Kondratiev 10691a2780e0SVladimir Kondratiev rc = wmi_call(wil, WMI_TEMP_SENSE_CMDID, &cmd, sizeof(cmd), 10701a2780e0SVladimir Kondratiev WMI_TEMP_SENSE_DONE_EVENTID, &reply, sizeof(reply), 100); 10711a2780e0SVladimir Kondratiev if (rc) 10721a2780e0SVladimir Kondratiev return rc; 10731a2780e0SVladimir Kondratiev 10741a2780e0SVladimir Kondratiev if (t_m) 10751a2780e0SVladimir Kondratiev *t_m = le32_to_cpu(reply.evt.marlon_m_t1000); 10761a2780e0SVladimir Kondratiev if (t_r) 10771a2780e0SVladimir Kondratiev *t_r = le32_to_cpu(reply.evt.marlon_r_t1000); 10781a2780e0SVladimir Kondratiev 10791a2780e0SVladimir Kondratiev return 0; 10801a2780e0SVladimir Kondratiev } 10811a2780e0SVladimir Kondratiev 10824d55a0a1SVladimir Kondratiev int wmi_disconnect_sta(struct wil6210_priv *wil, const u8 *mac, u16 reason) 10834d55a0a1SVladimir Kondratiev { 10844d55a0a1SVladimir Kondratiev struct wmi_disconnect_sta_cmd cmd = { 10854d55a0a1SVladimir Kondratiev .disconnect_reason = cpu_to_le16(reason), 10864d55a0a1SVladimir Kondratiev }; 10874d55a0a1SVladimir Kondratiev memcpy(cmd.dst_mac, mac, ETH_ALEN); 10884d55a0a1SVladimir Kondratiev 10894d55a0a1SVladimir Kondratiev wil_dbg_wmi(wil, "%s(%pM, reason %d)\n", __func__, mac, reason); 10904d55a0a1SVladimir Kondratiev 10914d55a0a1SVladimir Kondratiev return wmi_send(wil, WMI_DISCONNECT_STA_CMDID, &cmd, sizeof(cmd)); 10924d55a0a1SVladimir Kondratiev } 10934d55a0a1SVladimir Kondratiev 10942be7d22fSVladimir Kondratiev void wmi_event_flush(struct wil6210_priv *wil) 10952be7d22fSVladimir Kondratiev { 10962be7d22fSVladimir Kondratiev struct pending_wmi_event *evt, *t; 10972be7d22fSVladimir Kondratiev 10987743882dSVladimir Kondratiev wil_dbg_wmi(wil, "%s()\n", __func__); 10992be7d22fSVladimir Kondratiev 11002be7d22fSVladimir Kondratiev list_for_each_entry_safe(evt, t, &wil->pending_wmi_ev, list) { 11012be7d22fSVladimir Kondratiev list_del(&evt->list); 11022be7d22fSVladimir Kondratiev kfree(evt); 11032be7d22fSVladimir Kondratiev } 11042be7d22fSVladimir Kondratiev } 11052be7d22fSVladimir Kondratiev 11062be7d22fSVladimir Kondratiev static bool wmi_evt_call_handler(struct wil6210_priv *wil, int id, 11072be7d22fSVladimir Kondratiev void *d, int len) 11082be7d22fSVladimir Kondratiev { 11092be7d22fSVladimir Kondratiev uint i; 11102be7d22fSVladimir Kondratiev 11112be7d22fSVladimir Kondratiev for (i = 0; i < ARRAY_SIZE(wmi_evt_handlers); i++) { 11122be7d22fSVladimir Kondratiev if (wmi_evt_handlers[i].eventid == id) { 11132be7d22fSVladimir Kondratiev wmi_evt_handlers[i].handler(wil, id, d, len); 11142be7d22fSVladimir Kondratiev return true; 11152be7d22fSVladimir Kondratiev } 11162be7d22fSVladimir Kondratiev } 11172be7d22fSVladimir Kondratiev 11182be7d22fSVladimir Kondratiev return false; 11192be7d22fSVladimir Kondratiev } 11202be7d22fSVladimir Kondratiev 11212be7d22fSVladimir Kondratiev static void wmi_event_handle(struct wil6210_priv *wil, 11222be7d22fSVladimir Kondratiev struct wil6210_mbox_hdr *hdr) 11232be7d22fSVladimir Kondratiev { 11242be7d22fSVladimir Kondratiev u16 len = le16_to_cpu(hdr->len); 11252be7d22fSVladimir Kondratiev 11262be7d22fSVladimir Kondratiev if ((hdr->type == WIL_MBOX_HDR_TYPE_WMI) && 11272be7d22fSVladimir Kondratiev (len >= sizeof(struct wil6210_mbox_hdr_wmi))) { 11282be7d22fSVladimir Kondratiev struct wil6210_mbox_hdr_wmi *wmi = (void *)(&hdr[1]); 11292be7d22fSVladimir Kondratiev void *evt_data = (void *)(&wmi[1]); 11302be7d22fSVladimir Kondratiev u16 id = le16_to_cpu(wmi->id); 11312be7d22fSVladimir Kondratiev /* check if someone waits for this event */ 11322be7d22fSVladimir Kondratiev if (wil->reply_id && wil->reply_id == id) { 11332be7d22fSVladimir Kondratiev if (wil->reply_buf) { 11342be7d22fSVladimir Kondratiev memcpy(wil->reply_buf, wmi, 11352be7d22fSVladimir Kondratiev min(len, wil->reply_size)); 11362be7d22fSVladimir Kondratiev } else { 11372be7d22fSVladimir Kondratiev wmi_evt_call_handler(wil, id, evt_data, 11382be7d22fSVladimir Kondratiev len - sizeof(*wmi)); 11392be7d22fSVladimir Kondratiev } 11407743882dSVladimir Kondratiev wil_dbg_wmi(wil, "Complete WMI 0x%04x\n", id); 11412be7d22fSVladimir Kondratiev complete(&wil->wmi_ready); 11422be7d22fSVladimir Kondratiev return; 11432be7d22fSVladimir Kondratiev } 11442be7d22fSVladimir Kondratiev /* unsolicited event */ 11452be7d22fSVladimir Kondratiev /* search for handler */ 11462be7d22fSVladimir Kondratiev if (!wmi_evt_call_handler(wil, id, evt_data, 11472be7d22fSVladimir Kondratiev len - sizeof(*wmi))) { 11482be7d22fSVladimir Kondratiev wil_err(wil, "Unhandled event 0x%04x\n", id); 11492be7d22fSVladimir Kondratiev } 11502be7d22fSVladimir Kondratiev } else { 11512be7d22fSVladimir Kondratiev wil_err(wil, "Unknown event type\n"); 11522be7d22fSVladimir Kondratiev print_hex_dump(KERN_ERR, "evt?? ", DUMP_PREFIX_OFFSET, 16, 1, 11532be7d22fSVladimir Kondratiev hdr, sizeof(*hdr) + len, true); 11542be7d22fSVladimir Kondratiev } 11552be7d22fSVladimir Kondratiev } 11562be7d22fSVladimir Kondratiev 11572be7d22fSVladimir Kondratiev /* 11582be7d22fSVladimir Kondratiev * Retrieve next WMI event from the pending list 11592be7d22fSVladimir Kondratiev */ 11602be7d22fSVladimir Kondratiev static struct list_head *next_wmi_ev(struct wil6210_priv *wil) 11612be7d22fSVladimir Kondratiev { 11622be7d22fSVladimir Kondratiev ulong flags; 11632be7d22fSVladimir Kondratiev struct list_head *ret = NULL; 11642be7d22fSVladimir Kondratiev 11652be7d22fSVladimir Kondratiev spin_lock_irqsave(&wil->wmi_ev_lock, flags); 11662be7d22fSVladimir Kondratiev 11672be7d22fSVladimir Kondratiev if (!list_empty(&wil->pending_wmi_ev)) { 11682be7d22fSVladimir Kondratiev ret = wil->pending_wmi_ev.next; 11692be7d22fSVladimir Kondratiev list_del(ret); 11702be7d22fSVladimir Kondratiev } 11712be7d22fSVladimir Kondratiev 11722be7d22fSVladimir Kondratiev spin_unlock_irqrestore(&wil->wmi_ev_lock, flags); 11732be7d22fSVladimir Kondratiev 11742be7d22fSVladimir Kondratiev return ret; 11752be7d22fSVladimir Kondratiev } 11762be7d22fSVladimir Kondratiev 11772be7d22fSVladimir Kondratiev /* 11782be7d22fSVladimir Kondratiev * Handler for the WMI events 11792be7d22fSVladimir Kondratiev */ 11802be7d22fSVladimir Kondratiev void wmi_event_worker(struct work_struct *work) 11812be7d22fSVladimir Kondratiev { 11822be7d22fSVladimir Kondratiev struct wil6210_priv *wil = container_of(work, struct wil6210_priv, 11832be7d22fSVladimir Kondratiev wmi_event_worker); 11842be7d22fSVladimir Kondratiev struct pending_wmi_event *evt; 11852be7d22fSVladimir Kondratiev struct list_head *lh; 11862be7d22fSVladimir Kondratiev 11872be7d22fSVladimir Kondratiev while ((lh = next_wmi_ev(wil)) != NULL) { 11882be7d22fSVladimir Kondratiev evt = list_entry(lh, struct pending_wmi_event, list); 11892be7d22fSVladimir Kondratiev wmi_event_handle(wil, &evt->event.hdr); 11902be7d22fSVladimir Kondratiev kfree(evt); 11912be7d22fSVladimir Kondratiev } 11922be7d22fSVladimir Kondratiev } 1193