12be7d22fSVladimir Kondratiev /* 22be7d22fSVladimir Kondratiev * Copyright (c) 2012 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 172be7d22fSVladimir Kondratiev #include <linux/etherdevice.h> 1847e19af9SVladimir Kondratiev #include <linux/if_arp.h> 192be7d22fSVladimir Kondratiev 202be7d22fSVladimir Kondratiev #include "wil6210.h" 2147e19af9SVladimir Kondratiev #include "txrx.h" 222be7d22fSVladimir Kondratiev #include "wmi.h" 2398658095SVladimir Kondratiev #include "trace.h" 242be7d22fSVladimir Kondratiev 252be7d22fSVladimir Kondratiev /** 262be7d22fSVladimir Kondratiev * WMI event receiving - theory of operations 272be7d22fSVladimir Kondratiev * 282be7d22fSVladimir Kondratiev * When firmware about to report WMI event, it fills memory area 292be7d22fSVladimir Kondratiev * in the mailbox and raises misc. IRQ. Thread interrupt handler invoked for 302be7d22fSVladimir Kondratiev * the misc IRQ, function @wmi_recv_cmd called by thread IRQ handler. 312be7d22fSVladimir Kondratiev * 322be7d22fSVladimir Kondratiev * @wmi_recv_cmd reads event, allocates memory chunk and attaches it to the 332be7d22fSVladimir Kondratiev * event list @wil->pending_wmi_ev. Then, work queue @wil->wmi_wq wakes up 342be7d22fSVladimir Kondratiev * and handles events within the @wmi_event_worker. Every event get detached 352be7d22fSVladimir Kondratiev * from list, processed and deleted. 362be7d22fSVladimir Kondratiev * 372be7d22fSVladimir Kondratiev * Purpose for this mechanism is to release IRQ thread; otherwise, 382be7d22fSVladimir Kondratiev * if WMI event handling involves another WMI command flow, this 2-nd flow 392be7d22fSVladimir Kondratiev * won't be completed because of blocked IRQ thread. 402be7d22fSVladimir Kondratiev */ 412be7d22fSVladimir Kondratiev 422be7d22fSVladimir Kondratiev /** 432be7d22fSVladimir Kondratiev * Addressing - theory of operations 442be7d22fSVladimir Kondratiev * 452be7d22fSVladimir Kondratiev * There are several buses present on the WIL6210 card. 462be7d22fSVladimir Kondratiev * Same memory areas are visible at different address on 472be7d22fSVladimir Kondratiev * the different busses. There are 3 main bus masters: 482be7d22fSVladimir Kondratiev * - MAC CPU (ucode) 492be7d22fSVladimir Kondratiev * - User CPU (firmware) 502be7d22fSVladimir Kondratiev * - AHB (host) 512be7d22fSVladimir Kondratiev * 522be7d22fSVladimir Kondratiev * On the PCI bus, there is one BAR (BAR0) of 2Mb size, exposing 532be7d22fSVladimir Kondratiev * AHB addresses starting from 0x880000 542be7d22fSVladimir Kondratiev * 552be7d22fSVladimir Kondratiev * Internally, firmware uses addresses that allows faster access but 562be7d22fSVladimir Kondratiev * are invisible from the host. To read from these addresses, alternative 572be7d22fSVladimir Kondratiev * AHB address must be used. 582be7d22fSVladimir Kondratiev * 592be7d22fSVladimir Kondratiev * Memory mapping 602be7d22fSVladimir Kondratiev * Linker address PCI/Host address 612be7d22fSVladimir Kondratiev * 0x880000 .. 0xa80000 2Mb BAR0 622be7d22fSVladimir Kondratiev * 0x800000 .. 0x807000 0x900000 .. 0x907000 28k DCCM 632be7d22fSVladimir Kondratiev * 0x840000 .. 0x857000 0x908000 .. 0x91f000 92k PERIPH 642be7d22fSVladimir Kondratiev */ 652be7d22fSVladimir Kondratiev 662be7d22fSVladimir Kondratiev /** 672be7d22fSVladimir Kondratiev * @fw_mapping provides memory remapping table 682be7d22fSVladimir Kondratiev */ 692be7d22fSVladimir Kondratiev static const struct { 702be7d22fSVladimir Kondratiev u32 from; /* linker address - from, inclusive */ 712be7d22fSVladimir Kondratiev u32 to; /* linker address - to, exclusive */ 722be7d22fSVladimir Kondratiev u32 host; /* PCI/Host address - BAR0 + 0x880000 */ 732be7d22fSVladimir Kondratiev } fw_mapping[] = { 742be7d22fSVladimir Kondratiev {0x000000, 0x040000, 0x8c0000}, /* FW code RAM 256k */ 752be7d22fSVladimir Kondratiev {0x800000, 0x808000, 0x900000}, /* FW data RAM 32k */ 762be7d22fSVladimir Kondratiev {0x840000, 0x860000, 0x908000}, /* peripheral data RAM 128k/96k used */ 772be7d22fSVladimir Kondratiev {0x880000, 0x88a000, 0x880000}, /* various RGF */ 78f8cd9f8bSVladimir Kondratiev {0x88b000, 0x88c000, 0x88b000}, /* Pcie_ext_rgf */ 79af6b48dbSVladimir Kondratiev {0x8c0000, 0x949000, 0x8c0000}, /* trivial mapping for upper area */ 802be7d22fSVladimir Kondratiev /* 812be7d22fSVladimir Kondratiev * 920000..930000 ucode code RAM 822be7d22fSVladimir Kondratiev * 930000..932000 ucode data RAM 83af6b48dbSVladimir Kondratiev * 932000..949000 back-door debug data 842be7d22fSVladimir Kondratiev */ 852be7d22fSVladimir Kondratiev }; 862be7d22fSVladimir Kondratiev 872be7d22fSVladimir Kondratiev /** 882be7d22fSVladimir Kondratiev * return AHB address for given firmware/ucode internal (linker) address 892be7d22fSVladimir Kondratiev * @x - internal address 902be7d22fSVladimir Kondratiev * If address have no valid AHB mapping, return 0 912be7d22fSVladimir Kondratiev */ 922be7d22fSVladimir Kondratiev static u32 wmi_addr_remap(u32 x) 932be7d22fSVladimir Kondratiev { 942be7d22fSVladimir Kondratiev uint i; 952be7d22fSVladimir Kondratiev 962be7d22fSVladimir Kondratiev for (i = 0; i < ARRAY_SIZE(fw_mapping); i++) { 972be7d22fSVladimir Kondratiev if ((x >= fw_mapping[i].from) && (x < fw_mapping[i].to)) 982be7d22fSVladimir Kondratiev return x + fw_mapping[i].host - fw_mapping[i].from; 992be7d22fSVladimir Kondratiev } 1002be7d22fSVladimir Kondratiev 1012be7d22fSVladimir Kondratiev return 0; 1022be7d22fSVladimir Kondratiev } 1032be7d22fSVladimir Kondratiev 1042be7d22fSVladimir Kondratiev /** 1052be7d22fSVladimir Kondratiev * Check address validity for WMI buffer; remap if needed 1062be7d22fSVladimir Kondratiev * @ptr - internal (linker) fw/ucode address 1072be7d22fSVladimir Kondratiev * 1082be7d22fSVladimir Kondratiev * Valid buffer should be DWORD aligned 1092be7d22fSVladimir Kondratiev * 1102be7d22fSVladimir Kondratiev * return address for accessing buffer from the host; 1112be7d22fSVladimir Kondratiev * if buffer is not valid, return NULL. 1122be7d22fSVladimir Kondratiev */ 1132be7d22fSVladimir Kondratiev void __iomem *wmi_buffer(struct wil6210_priv *wil, __le32 ptr_) 1142be7d22fSVladimir Kondratiev { 1152be7d22fSVladimir Kondratiev u32 off; 1162be7d22fSVladimir Kondratiev u32 ptr = le32_to_cpu(ptr_); 1172be7d22fSVladimir Kondratiev 1182be7d22fSVladimir Kondratiev if (ptr % 4) 1192be7d22fSVladimir Kondratiev return NULL; 1202be7d22fSVladimir Kondratiev 1212be7d22fSVladimir Kondratiev ptr = wmi_addr_remap(ptr); 1222be7d22fSVladimir Kondratiev if (ptr < WIL6210_FW_HOST_OFF) 1232be7d22fSVladimir Kondratiev return NULL; 1242be7d22fSVladimir Kondratiev 1252be7d22fSVladimir Kondratiev off = HOSTADDR(ptr); 1262be7d22fSVladimir Kondratiev if (off > WIL6210_MEM_SIZE - 4) 1272be7d22fSVladimir Kondratiev return NULL; 1282be7d22fSVladimir Kondratiev 1292be7d22fSVladimir Kondratiev return wil->csr + off; 1302be7d22fSVladimir Kondratiev } 1312be7d22fSVladimir Kondratiev 1322be7d22fSVladimir Kondratiev /** 1332be7d22fSVladimir Kondratiev * Check address validity 1342be7d22fSVladimir Kondratiev */ 1352be7d22fSVladimir Kondratiev void __iomem *wmi_addr(struct wil6210_priv *wil, u32 ptr) 1362be7d22fSVladimir Kondratiev { 1372be7d22fSVladimir Kondratiev u32 off; 1382be7d22fSVladimir Kondratiev 1392be7d22fSVladimir Kondratiev if (ptr % 4) 1402be7d22fSVladimir Kondratiev return NULL; 1412be7d22fSVladimir Kondratiev 1422be7d22fSVladimir Kondratiev if (ptr < WIL6210_FW_HOST_OFF) 1432be7d22fSVladimir Kondratiev return NULL; 1442be7d22fSVladimir Kondratiev 1452be7d22fSVladimir Kondratiev off = HOSTADDR(ptr); 1462be7d22fSVladimir Kondratiev if (off > WIL6210_MEM_SIZE - 4) 1472be7d22fSVladimir Kondratiev return NULL; 1482be7d22fSVladimir Kondratiev 1492be7d22fSVladimir Kondratiev return wil->csr + off; 1502be7d22fSVladimir Kondratiev } 1512be7d22fSVladimir Kondratiev 1522be7d22fSVladimir Kondratiev int wmi_read_hdr(struct wil6210_priv *wil, __le32 ptr, 1532be7d22fSVladimir Kondratiev struct wil6210_mbox_hdr *hdr) 1542be7d22fSVladimir Kondratiev { 1552be7d22fSVladimir Kondratiev void __iomem *src = wmi_buffer(wil, ptr); 1562be7d22fSVladimir Kondratiev if (!src) 1572be7d22fSVladimir Kondratiev return -EINVAL; 1582be7d22fSVladimir Kondratiev 1592be7d22fSVladimir Kondratiev wil_memcpy_fromio_32(hdr, src, sizeof(*hdr)); 1602be7d22fSVladimir Kondratiev 1612be7d22fSVladimir Kondratiev return 0; 1622be7d22fSVladimir Kondratiev } 1632be7d22fSVladimir Kondratiev 1642be7d22fSVladimir Kondratiev static int __wmi_send(struct wil6210_priv *wil, u16 cmdid, void *buf, u16 len) 1652be7d22fSVladimir Kondratiev { 1662be7d22fSVladimir Kondratiev struct { 1672be7d22fSVladimir Kondratiev struct wil6210_mbox_hdr hdr; 1682be7d22fSVladimir Kondratiev struct wil6210_mbox_hdr_wmi wmi; 1692be7d22fSVladimir Kondratiev } __packed cmd = { 1702be7d22fSVladimir Kondratiev .hdr = { 1712be7d22fSVladimir Kondratiev .type = WIL_MBOX_HDR_TYPE_WMI, 1722be7d22fSVladimir Kondratiev .flags = 0, 1732be7d22fSVladimir Kondratiev .len = cpu_to_le16(sizeof(cmd.wmi) + len), 1742be7d22fSVladimir Kondratiev }, 1752be7d22fSVladimir Kondratiev .wmi = { 176f988b23fSVladimir Kondratiev .mid = 0, 1772be7d22fSVladimir Kondratiev .id = cpu_to_le16(cmdid), 1782be7d22fSVladimir Kondratiev }, 1792be7d22fSVladimir Kondratiev }; 1802be7d22fSVladimir Kondratiev struct wil6210_mbox_ring *r = &wil->mbox_ctl.tx; 1812be7d22fSVladimir Kondratiev struct wil6210_mbox_ring_desc d_head; 1822be7d22fSVladimir Kondratiev u32 next_head; 1832be7d22fSVladimir Kondratiev void __iomem *dst; 1842be7d22fSVladimir Kondratiev void __iomem *head = wmi_addr(wil, r->head); 1852be7d22fSVladimir Kondratiev uint retry; 1862be7d22fSVladimir Kondratiev 1872be7d22fSVladimir Kondratiev if (sizeof(cmd) + len > r->entry_size) { 1882be7d22fSVladimir Kondratiev wil_err(wil, "WMI size too large: %d bytes, max is %d\n", 1892be7d22fSVladimir Kondratiev (int)(sizeof(cmd) + len), r->entry_size); 1902be7d22fSVladimir Kondratiev return -ERANGE; 1912be7d22fSVladimir Kondratiev } 1922be7d22fSVladimir Kondratiev 1932be7d22fSVladimir Kondratiev might_sleep(); 1942be7d22fSVladimir Kondratiev 1952be7d22fSVladimir Kondratiev if (!test_bit(wil_status_fwready, &wil->status)) { 19615e23124SVladimir Kondratiev wil_err(wil, "WMI: cannot send command while FW not ready\n"); 1972be7d22fSVladimir Kondratiev return -EAGAIN; 1982be7d22fSVladimir Kondratiev } 1992be7d22fSVladimir Kondratiev 2002be7d22fSVladimir Kondratiev if (!head) { 2012be7d22fSVladimir Kondratiev wil_err(wil, "WMI head is garbage: 0x%08x\n", r->head); 2022be7d22fSVladimir Kondratiev return -EINVAL; 2032be7d22fSVladimir Kondratiev } 2042be7d22fSVladimir Kondratiev /* read Tx head till it is not busy */ 2052be7d22fSVladimir Kondratiev for (retry = 5; retry > 0; retry--) { 2062be7d22fSVladimir Kondratiev wil_memcpy_fromio_32(&d_head, head, sizeof(d_head)); 2072be7d22fSVladimir Kondratiev if (d_head.sync == 0) 2082be7d22fSVladimir Kondratiev break; 2092be7d22fSVladimir Kondratiev msleep(20); 2102be7d22fSVladimir Kondratiev } 2112be7d22fSVladimir Kondratiev if (d_head.sync != 0) { 2122be7d22fSVladimir Kondratiev wil_err(wil, "WMI head busy\n"); 2132be7d22fSVladimir Kondratiev return -EBUSY; 2142be7d22fSVladimir Kondratiev } 2152be7d22fSVladimir Kondratiev /* next head */ 2162be7d22fSVladimir Kondratiev next_head = r->base + ((r->head - r->base + sizeof(d_head)) % r->size); 2177743882dSVladimir Kondratiev wil_dbg_wmi(wil, "Head 0x%08x -> 0x%08x\n", r->head, next_head); 2182be7d22fSVladimir Kondratiev /* wait till FW finish with previous command */ 2192be7d22fSVladimir Kondratiev for (retry = 5; retry > 0; retry--) { 2202be7d22fSVladimir Kondratiev r->tail = ioread32(wil->csr + HOST_MBOX + 2212be7d22fSVladimir Kondratiev offsetof(struct wil6210_mbox_ctl, tx.tail)); 2222be7d22fSVladimir Kondratiev if (next_head != r->tail) 2232be7d22fSVladimir Kondratiev break; 2242be7d22fSVladimir Kondratiev msleep(20); 2252be7d22fSVladimir Kondratiev } 2262be7d22fSVladimir Kondratiev if (next_head == r->tail) { 2272be7d22fSVladimir Kondratiev wil_err(wil, "WMI ring full\n"); 2282be7d22fSVladimir Kondratiev return -EBUSY; 2292be7d22fSVladimir Kondratiev } 2302be7d22fSVladimir Kondratiev dst = wmi_buffer(wil, d_head.addr); 2312be7d22fSVladimir Kondratiev if (!dst) { 2322be7d22fSVladimir Kondratiev wil_err(wil, "invalid WMI buffer: 0x%08x\n", 2332be7d22fSVladimir Kondratiev le32_to_cpu(d_head.addr)); 2342be7d22fSVladimir Kondratiev return -EINVAL; 2352be7d22fSVladimir Kondratiev } 2362be7d22fSVladimir Kondratiev cmd.hdr.seq = cpu_to_le16(++wil->wmi_seq); 2372be7d22fSVladimir Kondratiev /* set command */ 2387743882dSVladimir Kondratiev wil_dbg_wmi(wil, "WMI command 0x%04x [%d]\n", cmdid, len); 2397743882dSVladimir Kondratiev wil_hex_dump_wmi("Cmd ", DUMP_PREFIX_OFFSET, 16, 1, &cmd, 2402be7d22fSVladimir Kondratiev sizeof(cmd), true); 2417743882dSVladimir Kondratiev wil_hex_dump_wmi("cmd ", DUMP_PREFIX_OFFSET, 16, 1, buf, 2422be7d22fSVladimir Kondratiev len, true); 2432be7d22fSVladimir Kondratiev wil_memcpy_toio_32(dst, &cmd, sizeof(cmd)); 2442be7d22fSVladimir Kondratiev wil_memcpy_toio_32(dst + sizeof(cmd), buf, len); 2452be7d22fSVladimir Kondratiev /* mark entry as full */ 2462be7d22fSVladimir Kondratiev iowrite32(1, wil->csr + HOSTADDR(r->head) + 2472be7d22fSVladimir Kondratiev offsetof(struct wil6210_mbox_ring_desc, sync)); 2482be7d22fSVladimir Kondratiev /* advance next ptr */ 2492be7d22fSVladimir Kondratiev iowrite32(r->head = next_head, wil->csr + HOST_MBOX + 2502be7d22fSVladimir Kondratiev offsetof(struct wil6210_mbox_ctl, tx.head)); 2512be7d22fSVladimir Kondratiev 252f988b23fSVladimir Kondratiev trace_wil6210_wmi_cmd(&cmd.wmi, buf, len); 25398658095SVladimir Kondratiev 2542be7d22fSVladimir Kondratiev /* interrupt to FW */ 2552be7d22fSVladimir Kondratiev iowrite32(SW_INT_MBOX, wil->csr + HOST_SW_INT); 2562be7d22fSVladimir Kondratiev 2572be7d22fSVladimir Kondratiev return 0; 2582be7d22fSVladimir Kondratiev } 2592be7d22fSVladimir Kondratiev 2602be7d22fSVladimir Kondratiev int wmi_send(struct wil6210_priv *wil, u16 cmdid, void *buf, u16 len) 2612be7d22fSVladimir Kondratiev { 2622be7d22fSVladimir Kondratiev int rc; 2632be7d22fSVladimir Kondratiev 2642be7d22fSVladimir Kondratiev mutex_lock(&wil->wmi_mutex); 2652be7d22fSVladimir Kondratiev rc = __wmi_send(wil, cmdid, buf, len); 2662be7d22fSVladimir Kondratiev mutex_unlock(&wil->wmi_mutex); 2672be7d22fSVladimir Kondratiev 2682be7d22fSVladimir Kondratiev return rc; 2692be7d22fSVladimir Kondratiev } 2702be7d22fSVladimir Kondratiev 2712be7d22fSVladimir Kondratiev /*=== Event handlers ===*/ 2722be7d22fSVladimir Kondratiev static void wmi_evt_ready(struct wil6210_priv *wil, int id, void *d, int len) 2732be7d22fSVladimir Kondratiev { 2742be7d22fSVladimir Kondratiev struct net_device *ndev = wil_to_ndev(wil); 2752be7d22fSVladimir Kondratiev struct wireless_dev *wdev = wil->wdev; 2762be7d22fSVladimir Kondratiev struct wmi_ready_event *evt = d; 277b8023177SVladimir Kondratiev wil->fw_version = le32_to_cpu(evt->sw_version); 278b8023177SVladimir Kondratiev wil->n_mids = evt->numof_additional_mids; 2792be7d22fSVladimir Kondratiev 28015e23124SVladimir Kondratiev wil_info(wil, "FW ver. %d; MAC %pM; %d MID's\n", wil->fw_version, 281b8023177SVladimir Kondratiev evt->mac, wil->n_mids); 2822be7d22fSVladimir Kondratiev 2832be7d22fSVladimir Kondratiev if (!is_valid_ether_addr(ndev->dev_addr)) { 2842be7d22fSVladimir Kondratiev memcpy(ndev->dev_addr, evt->mac, ETH_ALEN); 2852be7d22fSVladimir Kondratiev memcpy(ndev->perm_addr, evt->mac, ETH_ALEN); 2862be7d22fSVladimir Kondratiev } 2872be7d22fSVladimir Kondratiev snprintf(wdev->wiphy->fw_version, sizeof(wdev->wiphy->fw_version), 288b8023177SVladimir Kondratiev "%d", wil->fw_version); 2892be7d22fSVladimir Kondratiev } 2902be7d22fSVladimir Kondratiev 2912be7d22fSVladimir Kondratiev static void wmi_evt_fw_ready(struct wil6210_priv *wil, int id, void *d, 2922be7d22fSVladimir Kondratiev int len) 2932be7d22fSVladimir Kondratiev { 29415e23124SVladimir Kondratiev wil_dbg_wmi(wil, "WMI: got FW ready event\n"); 2952be7d22fSVladimir Kondratiev 2962be7d22fSVladimir Kondratiev set_bit(wil_status_fwready, &wil->status); 2972be7d22fSVladimir Kondratiev /* reuse wmi_ready for the firmware ready indication */ 2982be7d22fSVladimir Kondratiev complete(&wil->wmi_ready); 2992be7d22fSVladimir Kondratiev } 3002be7d22fSVladimir Kondratiev 3012be7d22fSVladimir Kondratiev static void wmi_evt_rx_mgmt(struct wil6210_priv *wil, int id, void *d, int len) 3022be7d22fSVladimir Kondratiev { 3032be7d22fSVladimir Kondratiev struct wmi_rx_mgmt_packet_event *data = d; 3042be7d22fSVladimir Kondratiev struct wiphy *wiphy = wil_to_wiphy(wil); 3052be7d22fSVladimir Kondratiev struct ieee80211_mgmt *rx_mgmt_frame = 3062be7d22fSVladimir Kondratiev (struct ieee80211_mgmt *)data->payload; 3072be7d22fSVladimir Kondratiev int ch_no = data->info.channel+1; 3082be7d22fSVladimir Kondratiev u32 freq = ieee80211_channel_to_frequency(ch_no, 3092be7d22fSVladimir Kondratiev IEEE80211_BAND_60GHZ); 3102be7d22fSVladimir Kondratiev struct ieee80211_channel *channel = ieee80211_get_channel(wiphy, freq); 311b8b33a3aSVladimir Kondratiev s32 signal = data->info.sqi; 3122be7d22fSVladimir Kondratiev __le16 fc = rx_mgmt_frame->frame_control; 3132be7d22fSVladimir Kondratiev u32 d_len = le32_to_cpu(data->info.len); 3142be7d22fSVladimir Kondratiev u16 d_status = le16_to_cpu(data->info.status); 3152be7d22fSVladimir Kondratiev 316b8b33a3aSVladimir Kondratiev wil_dbg_wmi(wil, "MGMT: channel %d MCS %d SNR %d SQI %d%%\n", 317b8b33a3aSVladimir Kondratiev data->info.channel, data->info.mcs, data->info.snr, 318b8b33a3aSVladimir Kondratiev data->info.sqi); 319f27dbf78SVladimir Kondratiev wil_dbg_wmi(wil, "status 0x%04x len %d fc 0x%04x\n", d_status, d_len, 320f27dbf78SVladimir Kondratiev le16_to_cpu(fc)); 3217743882dSVladimir Kondratiev wil_dbg_wmi(wil, "qid %d mid %d cid %d\n", 3222be7d22fSVladimir Kondratiev data->info.qid, data->info.mid, data->info.cid); 3232be7d22fSVladimir Kondratiev 3242be7d22fSVladimir Kondratiev if (!channel) { 3252be7d22fSVladimir Kondratiev wil_err(wil, "Frame on unsupported channel\n"); 3262be7d22fSVladimir Kondratiev return; 3272be7d22fSVladimir Kondratiev } 3282be7d22fSVladimir Kondratiev 3292be7d22fSVladimir Kondratiev if (ieee80211_is_beacon(fc) || ieee80211_is_probe_resp(fc)) { 3302be7d22fSVladimir Kondratiev struct cfg80211_bss *bss; 3318eea944aSVladimir Kondratiev u64 tsf = le64_to_cpu(rx_mgmt_frame->u.beacon.timestamp); 3328eea944aSVladimir Kondratiev u16 cap = le16_to_cpu(rx_mgmt_frame->u.beacon.capab_info); 3338eea944aSVladimir Kondratiev u16 bi = le16_to_cpu(rx_mgmt_frame->u.beacon.beacon_int); 3348eea944aSVladimir Kondratiev const u8 *ie_buf = rx_mgmt_frame->u.beacon.variable; 3358eea944aSVladimir Kondratiev size_t ie_len = d_len - offsetof(struct ieee80211_mgmt, 3368eea944aSVladimir Kondratiev u.beacon.variable); 3378eea944aSVladimir Kondratiev wil_dbg_wmi(wil, "Capability info : 0x%04x\n", cap); 3388eea944aSVladimir Kondratiev wil_dbg_wmi(wil, "TSF : 0x%016llx\n", tsf); 3398eea944aSVladimir Kondratiev wil_dbg_wmi(wil, "Beacon interval : %d\n", bi); 3408eea944aSVladimir Kondratiev wil_hex_dump_wmi("IE ", DUMP_PREFIX_OFFSET, 16, 1, ie_buf, 3418eea944aSVladimir Kondratiev ie_len, true); 3422be7d22fSVladimir Kondratiev 343a0f7845bSVladimir Kondratiev bss = cfg80211_inform_bss_frame(wiphy, channel, rx_mgmt_frame, 344a0f7845bSVladimir Kondratiev d_len, signal, GFP_KERNEL); 3452be7d22fSVladimir Kondratiev if (bss) { 3467743882dSVladimir Kondratiev wil_dbg_wmi(wil, "Added BSS %pM\n", 3472be7d22fSVladimir Kondratiev rx_mgmt_frame->bssid); 3485b112d3dSJohannes Berg cfg80211_put_bss(wiphy, bss); 3492be7d22fSVladimir Kondratiev } else { 3502be7d22fSVladimir Kondratiev wil_err(wil, "cfg80211_inform_bss() failed\n"); 3512be7d22fSVladimir Kondratiev } 352102b1d99SVladimir Kondratiev } else { 353102b1d99SVladimir Kondratiev cfg80211_rx_mgmt(wil->wdev, freq, signal, 35419504cf5SVladimir Kondratiev (void *)rx_mgmt_frame, d_len, 0, GFP_KERNEL); 3552be7d22fSVladimir Kondratiev } 3562be7d22fSVladimir Kondratiev } 3572be7d22fSVladimir Kondratiev 3582be7d22fSVladimir Kondratiev static void wmi_evt_scan_complete(struct wil6210_priv *wil, int id, 3592be7d22fSVladimir Kondratiev void *d, int len) 3602be7d22fSVladimir Kondratiev { 3612be7d22fSVladimir Kondratiev if (wil->scan_request) { 3622be7d22fSVladimir Kondratiev struct wmi_scan_complete_event *data = d; 3636c2faf09SVladimir Kondratiev bool aborted = (data->status != WMI_SCAN_SUCCESS); 3642be7d22fSVladimir Kondratiev 3657743882dSVladimir Kondratiev wil_dbg_wmi(wil, "SCAN_COMPLETE(0x%08x)\n", data->status); 3662a91d7d0SVladimir Kondratiev wil_dbg_misc(wil, "Complete scan_request 0x%p aborted %d\n", 3672a91d7d0SVladimir Kondratiev wil->scan_request, aborted); 3682a91d7d0SVladimir Kondratiev 369047e5d74SVladimir Kondratiev del_timer_sync(&wil->scan_timer); 3702be7d22fSVladimir Kondratiev cfg80211_scan_done(wil->scan_request, aborted); 3712be7d22fSVladimir Kondratiev wil->scan_request = NULL; 3722be7d22fSVladimir Kondratiev } else { 3732be7d22fSVladimir Kondratiev wil_err(wil, "SCAN_COMPLETE while not scanning\n"); 3742be7d22fSVladimir Kondratiev } 3752be7d22fSVladimir Kondratiev } 3762be7d22fSVladimir Kondratiev 3772be7d22fSVladimir Kondratiev static void wmi_evt_connect(struct wil6210_priv *wil, int id, void *d, int len) 3782be7d22fSVladimir Kondratiev { 3792be7d22fSVladimir Kondratiev struct net_device *ndev = wil_to_ndev(wil); 3802be7d22fSVladimir Kondratiev struct wireless_dev *wdev = wil->wdev; 3812be7d22fSVladimir Kondratiev struct wmi_connect_event *evt = d; 3822be7d22fSVladimir Kondratiev int ch; /* channel number */ 3832be7d22fSVladimir Kondratiev struct station_info sinfo; 3842be7d22fSVladimir Kondratiev u8 *assoc_req_ie, *assoc_resp_ie; 3852be7d22fSVladimir Kondratiev size_t assoc_req_ielen, assoc_resp_ielen; 3862be7d22fSVladimir Kondratiev /* capinfo(u16) + listen_interval(u16) + IEs */ 3872be7d22fSVladimir Kondratiev const size_t assoc_req_ie_offset = sizeof(u16) * 2; 3882be7d22fSVladimir Kondratiev /* capinfo(u16) + status_code(u16) + associd(u16) + IEs */ 3892be7d22fSVladimir Kondratiev const size_t assoc_resp_ie_offset = sizeof(u16) * 3; 3902be7d22fSVladimir Kondratiev 3912be7d22fSVladimir Kondratiev if (len < sizeof(*evt)) { 3922be7d22fSVladimir Kondratiev wil_err(wil, "Connect event too short : %d bytes\n", len); 3932be7d22fSVladimir Kondratiev return; 3942be7d22fSVladimir Kondratiev } 3952be7d22fSVladimir Kondratiev if (len != sizeof(*evt) + evt->beacon_ie_len + evt->assoc_req_len + 3962be7d22fSVladimir Kondratiev evt->assoc_resp_len) { 3972be7d22fSVladimir Kondratiev wil_err(wil, 3982be7d22fSVladimir Kondratiev "Connect event corrupted : %d != %d + %d + %d + %d\n", 3992be7d22fSVladimir Kondratiev len, (int)sizeof(*evt), evt->beacon_ie_len, 4002be7d22fSVladimir Kondratiev evt->assoc_req_len, evt->assoc_resp_len); 4012be7d22fSVladimir Kondratiev return; 4022be7d22fSVladimir Kondratiev } 4033df2cd36SVladimir Kondratiev if (evt->cid >= WIL6210_MAX_CID) { 4043df2cd36SVladimir Kondratiev wil_err(wil, "Connect CID invalid : %d\n", evt->cid); 4053df2cd36SVladimir Kondratiev return; 4063df2cd36SVladimir Kondratiev } 4073df2cd36SVladimir Kondratiev 4082be7d22fSVladimir Kondratiev ch = evt->channel + 1; 4097743882dSVladimir Kondratiev wil_dbg_wmi(wil, "Connect %pM channel [%d] cid %d\n", 4102be7d22fSVladimir Kondratiev evt->bssid, ch, evt->cid); 4117743882dSVladimir Kondratiev wil_hex_dump_wmi("connect AI : ", DUMP_PREFIX_OFFSET, 16, 1, 4122be7d22fSVladimir Kondratiev evt->assoc_info, len - sizeof(*evt), true); 4132be7d22fSVladimir Kondratiev 4142be7d22fSVladimir Kondratiev /* figure out IE's */ 4152be7d22fSVladimir Kondratiev assoc_req_ie = &evt->assoc_info[evt->beacon_ie_len + 4162be7d22fSVladimir Kondratiev assoc_req_ie_offset]; 4172be7d22fSVladimir Kondratiev assoc_req_ielen = evt->assoc_req_len - assoc_req_ie_offset; 4182be7d22fSVladimir Kondratiev if (evt->assoc_req_len <= assoc_req_ie_offset) { 4192be7d22fSVladimir Kondratiev assoc_req_ie = NULL; 4202be7d22fSVladimir Kondratiev assoc_req_ielen = 0; 4212be7d22fSVladimir Kondratiev } 4222be7d22fSVladimir Kondratiev 4232be7d22fSVladimir Kondratiev assoc_resp_ie = &evt->assoc_info[evt->beacon_ie_len + 4242be7d22fSVladimir Kondratiev evt->assoc_req_len + 4252be7d22fSVladimir Kondratiev assoc_resp_ie_offset]; 4262be7d22fSVladimir Kondratiev assoc_resp_ielen = evt->assoc_resp_len - assoc_resp_ie_offset; 4272be7d22fSVladimir Kondratiev if (evt->assoc_resp_len <= assoc_resp_ie_offset) { 4282be7d22fSVladimir Kondratiev assoc_resp_ie = NULL; 4292be7d22fSVladimir Kondratiev assoc_resp_ielen = 0; 4302be7d22fSVladimir Kondratiev } 4312be7d22fSVladimir Kondratiev 4322be7d22fSVladimir Kondratiev if ((wdev->iftype == NL80211_IFTYPE_STATION) || 4332be7d22fSVladimir Kondratiev (wdev->iftype == NL80211_IFTYPE_P2P_CLIENT)) { 434b338f74eSVladimir Kondratiev if (!test_bit(wil_status_fwconnecting, &wil->status)) { 4352be7d22fSVladimir Kondratiev wil_err(wil, "Not in connecting state\n"); 4362be7d22fSVladimir Kondratiev return; 4372be7d22fSVladimir Kondratiev } 4382be7d22fSVladimir Kondratiev del_timer_sync(&wil->connect_timer); 4392be7d22fSVladimir Kondratiev cfg80211_connect_result(ndev, evt->bssid, 4402be7d22fSVladimir Kondratiev assoc_req_ie, assoc_req_ielen, 4412be7d22fSVladimir Kondratiev assoc_resp_ie, assoc_resp_ielen, 4422be7d22fSVladimir Kondratiev WLAN_STATUS_SUCCESS, GFP_KERNEL); 4432be7d22fSVladimir Kondratiev 4442be7d22fSVladimir Kondratiev } else if ((wdev->iftype == NL80211_IFTYPE_AP) || 4452be7d22fSVladimir Kondratiev (wdev->iftype == NL80211_IFTYPE_P2P_GO)) { 4462be7d22fSVladimir Kondratiev memset(&sinfo, 0, sizeof(sinfo)); 4472be7d22fSVladimir Kondratiev 4482be7d22fSVladimir Kondratiev sinfo.generation = wil->sinfo_gen++; 4492be7d22fSVladimir Kondratiev 4502be7d22fSVladimir Kondratiev if (assoc_req_ie) { 4512be7d22fSVladimir Kondratiev sinfo.assoc_req_ies = assoc_req_ie; 4522be7d22fSVladimir Kondratiev sinfo.assoc_req_ies_len = assoc_req_ielen; 4532be7d22fSVladimir Kondratiev sinfo.filled |= STATION_INFO_ASSOC_REQ_IES; 4542be7d22fSVladimir Kondratiev } 4552be7d22fSVladimir Kondratiev 4562be7d22fSVladimir Kondratiev cfg80211_new_sta(ndev, evt->bssid, &sinfo, GFP_KERNEL); 4572be7d22fSVladimir Kondratiev } 458b338f74eSVladimir Kondratiev clear_bit(wil_status_fwconnecting, &wil->status); 4592be7d22fSVladimir Kondratiev set_bit(wil_status_fwconnected, &wil->status); 4602be7d22fSVladimir Kondratiev 4612be7d22fSVladimir Kondratiev /* FIXME FW can transmit only ucast frames to peer */ 4622be7d22fSVladimir Kondratiev /* FIXME real ring_id instead of hard coded 0 */ 4633df2cd36SVladimir Kondratiev memcpy(wil->sta[evt->cid].addr, evt->bssid, ETH_ALEN); 4643df2cd36SVladimir Kondratiev wil->sta[evt->cid].status = wil_sta_conn_pending; 4652be7d22fSVladimir Kondratiev 4662be7d22fSVladimir Kondratiev wil->pending_connect_cid = evt->cid; 467d81079f1SVladimir Kondratiev queue_work(wil->wmi_wq_conn, &wil->connect_worker); 4682be7d22fSVladimir Kondratiev } 4692be7d22fSVladimir Kondratiev 4702be7d22fSVladimir Kondratiev static void wmi_evt_disconnect(struct wil6210_priv *wil, int id, 4712be7d22fSVladimir Kondratiev void *d, int len) 4722be7d22fSVladimir Kondratiev { 4732be7d22fSVladimir Kondratiev struct wmi_disconnect_event *evt = d; 4742be7d22fSVladimir Kondratiev 4754d55a0a1SVladimir Kondratiev wil_dbg_wmi(wil, "Disconnect %pM reason %d proto %d wmi\n", 4764d55a0a1SVladimir Kondratiev evt->bssid, 4772be7d22fSVladimir Kondratiev evt->protocol_reason_status, evt->disconnect_reason); 4782be7d22fSVladimir Kondratiev 4792be7d22fSVladimir Kondratiev wil->sinfo_gen++; 4802be7d22fSVladimir Kondratiev 481097638a0SVladimir Kondratiev mutex_lock(&wil->mutex); 4822be7d22fSVladimir Kondratiev wil6210_disconnect(wil, evt->bssid); 483097638a0SVladimir Kondratiev mutex_unlock(&wil->mutex); 4842be7d22fSVladimir Kondratiev } 4852be7d22fSVladimir Kondratiev 4862be7d22fSVladimir Kondratiev static void wmi_evt_notify(struct wil6210_priv *wil, int id, void *d, int len) 4872be7d22fSVladimir Kondratiev { 4882be7d22fSVladimir Kondratiev struct wmi_notify_req_done_event *evt = d; 4892be7d22fSVladimir Kondratiev 4902be7d22fSVladimir Kondratiev if (len < sizeof(*evt)) { 4912be7d22fSVladimir Kondratiev wil_err(wil, "Short NOTIFY event\n"); 4922be7d22fSVladimir Kondratiev return; 4932be7d22fSVladimir Kondratiev } 4942be7d22fSVladimir Kondratiev 4952be7d22fSVladimir Kondratiev wil->stats.tsf = le64_to_cpu(evt->tsf); 4962be7d22fSVladimir Kondratiev wil->stats.snr = le32_to_cpu(evt->snr_val); 4972be7d22fSVladimir Kondratiev wil->stats.bf_mcs = le16_to_cpu(evt->bf_mcs); 4982be7d22fSVladimir Kondratiev wil->stats.my_rx_sector = le16_to_cpu(evt->my_rx_sector); 4992be7d22fSVladimir Kondratiev wil->stats.my_tx_sector = le16_to_cpu(evt->my_tx_sector); 5002be7d22fSVladimir Kondratiev wil->stats.peer_rx_sector = le16_to_cpu(evt->other_rx_sector); 5012be7d22fSVladimir Kondratiev wil->stats.peer_tx_sector = le16_to_cpu(evt->other_tx_sector); 5027743882dSVladimir Kondratiev wil_dbg_wmi(wil, "Link status, MCS %d TSF 0x%016llx\n" 503b8b33a3aSVladimir Kondratiev "BF status 0x%08x SNR 0x%08x SQI %d%%\n" 5042be7d22fSVladimir Kondratiev "Tx Tpt %d goodput %d Rx goodput %d\n" 5052be7d22fSVladimir Kondratiev "Sectors(rx:tx) my %d:%d peer %d:%d\n", 5062be7d22fSVladimir Kondratiev wil->stats.bf_mcs, wil->stats.tsf, evt->status, 507b8b33a3aSVladimir Kondratiev wil->stats.snr, evt->sqi, le32_to_cpu(evt->tx_tpt), 5082be7d22fSVladimir Kondratiev le32_to_cpu(evt->tx_goodput), le32_to_cpu(evt->rx_goodput), 5092be7d22fSVladimir Kondratiev wil->stats.my_rx_sector, wil->stats.my_tx_sector, 5102be7d22fSVladimir Kondratiev wil->stats.peer_rx_sector, wil->stats.peer_tx_sector); 5112be7d22fSVladimir Kondratiev } 5122be7d22fSVladimir Kondratiev 5132be7d22fSVladimir Kondratiev /* 5142be7d22fSVladimir Kondratiev * Firmware reports EAPOL frame using WME event. 5152be7d22fSVladimir Kondratiev * Reconstruct Ethernet frame and deliver it via normal Rx 5162be7d22fSVladimir Kondratiev */ 5172be7d22fSVladimir Kondratiev static void wmi_evt_eapol_rx(struct wil6210_priv *wil, int id, 5182be7d22fSVladimir Kondratiev void *d, int len) 5192be7d22fSVladimir Kondratiev { 5202be7d22fSVladimir Kondratiev struct net_device *ndev = wil_to_ndev(wil); 5212be7d22fSVladimir Kondratiev struct wmi_eapol_rx_event *evt = d; 5222be7d22fSVladimir Kondratiev u16 eapol_len = le16_to_cpu(evt->eapol_len); 5232be7d22fSVladimir Kondratiev int sz = eapol_len + ETH_HLEN; 5242be7d22fSVladimir Kondratiev struct sk_buff *skb; 5252be7d22fSVladimir Kondratiev struct ethhdr *eth; 526c8b78b5fSVladimir Kondratiev int cid; 527c8b78b5fSVladimir Kondratiev struct wil_net_stats *stats = NULL; 5282be7d22fSVladimir Kondratiev 5297743882dSVladimir Kondratiev wil_dbg_wmi(wil, "EAPOL len %d from %pM\n", eapol_len, 5302be7d22fSVladimir Kondratiev evt->src_mac); 5312be7d22fSVladimir Kondratiev 532c8b78b5fSVladimir Kondratiev cid = wil_find_cid(wil, evt->src_mac); 533c8b78b5fSVladimir Kondratiev if (cid >= 0) 534c8b78b5fSVladimir Kondratiev stats = &wil->sta[cid].stats; 535c8b78b5fSVladimir Kondratiev 5362be7d22fSVladimir Kondratiev if (eapol_len > 196) { /* TODO: revisit size limit */ 5372be7d22fSVladimir Kondratiev wil_err(wil, "EAPOL too large\n"); 5382be7d22fSVladimir Kondratiev return; 5392be7d22fSVladimir Kondratiev } 5402be7d22fSVladimir Kondratiev 5412be7d22fSVladimir Kondratiev skb = alloc_skb(sz, GFP_KERNEL); 5422be7d22fSVladimir Kondratiev if (!skb) { 5432be7d22fSVladimir Kondratiev wil_err(wil, "Failed to allocate skb\n"); 5442be7d22fSVladimir Kondratiev return; 5452be7d22fSVladimir Kondratiev } 546c8b78b5fSVladimir Kondratiev 5472be7d22fSVladimir Kondratiev eth = (struct ethhdr *)skb_put(skb, ETH_HLEN); 5482be7d22fSVladimir Kondratiev memcpy(eth->h_dest, ndev->dev_addr, ETH_ALEN); 5492be7d22fSVladimir Kondratiev memcpy(eth->h_source, evt->src_mac, ETH_ALEN); 5502be7d22fSVladimir Kondratiev eth->h_proto = cpu_to_be16(ETH_P_PAE); 5512be7d22fSVladimir Kondratiev memcpy(skb_put(skb, eapol_len), evt->eapol, eapol_len); 5522be7d22fSVladimir Kondratiev skb->protocol = eth_type_trans(skb, ndev); 5532be7d22fSVladimir Kondratiev if (likely(netif_rx_ni(skb) == NET_RX_SUCCESS)) { 5542be7d22fSVladimir Kondratiev ndev->stats.rx_packets++; 555c8b78b5fSVladimir Kondratiev ndev->stats.rx_bytes += sz; 556c8b78b5fSVladimir Kondratiev if (stats) { 557c8b78b5fSVladimir Kondratiev stats->rx_packets++; 558c8b78b5fSVladimir Kondratiev stats->rx_bytes += sz; 559c8b78b5fSVladimir Kondratiev } 5602be7d22fSVladimir Kondratiev } else { 5612be7d22fSVladimir Kondratiev ndev->stats.rx_dropped++; 562c8b78b5fSVladimir Kondratiev if (stats) 563c8b78b5fSVladimir Kondratiev stats->rx_dropped++; 5642be7d22fSVladimir Kondratiev } 5652be7d22fSVladimir Kondratiev } 5662be7d22fSVladimir Kondratiev 5673442a504SVladimir Kondratiev static void wmi_evt_linkup(struct wil6210_priv *wil, int id, void *d, int len) 5683442a504SVladimir Kondratiev { 5693442a504SVladimir Kondratiev struct net_device *ndev = wil_to_ndev(wil); 5703442a504SVladimir Kondratiev struct wmi_data_port_open_event *evt = d; 571e58c9f70SVladimir Kondratiev u8 cid = evt->cid; 5723442a504SVladimir Kondratiev 573e58c9f70SVladimir Kondratiev wil_dbg_wmi(wil, "Link UP for CID %d\n", cid); 5743442a504SVladimir Kondratiev 575e58c9f70SVladimir Kondratiev if (cid >= ARRAY_SIZE(wil->sta)) { 576e58c9f70SVladimir Kondratiev wil_err(wil, "Link UP for invalid CID %d\n", cid); 577e58c9f70SVladimir Kondratiev return; 578e58c9f70SVladimir Kondratiev } 579e58c9f70SVladimir Kondratiev 580e58c9f70SVladimir Kondratiev wil->sta[cid].data_port_open = true; 5813442a504SVladimir Kondratiev netif_carrier_on(ndev); 5823442a504SVladimir Kondratiev } 5833442a504SVladimir Kondratiev 5843442a504SVladimir Kondratiev static void wmi_evt_linkdown(struct wil6210_priv *wil, int id, void *d, int len) 5853442a504SVladimir Kondratiev { 5863442a504SVladimir Kondratiev struct net_device *ndev = wil_to_ndev(wil); 5873442a504SVladimir Kondratiev struct wmi_wbe_link_down_event *evt = d; 588e58c9f70SVladimir Kondratiev u8 cid = evt->cid; 5893442a504SVladimir Kondratiev 5903442a504SVladimir Kondratiev wil_dbg_wmi(wil, "Link DOWN for CID %d, reason %d\n", 591e58c9f70SVladimir Kondratiev cid, le32_to_cpu(evt->reason)); 5923442a504SVladimir Kondratiev 593e58c9f70SVladimir Kondratiev if (cid >= ARRAY_SIZE(wil->sta)) { 594e58c9f70SVladimir Kondratiev wil_err(wil, "Link DOWN for invalid CID %d\n", cid); 595e58c9f70SVladimir Kondratiev return; 596e58c9f70SVladimir Kondratiev } 597e58c9f70SVladimir Kondratiev 598e58c9f70SVladimir Kondratiev wil->sta[cid].data_port_open = false; 5993442a504SVladimir Kondratiev netif_carrier_off(ndev); 6003442a504SVladimir Kondratiev } 6013442a504SVladimir Kondratiev 602249a382bSVladimir Kondratiev static void wmi_evt_ba_status(struct wil6210_priv *wil, int id, void *d, 603249a382bSVladimir Kondratiev int len) 604249a382bSVladimir Kondratiev { 605249a382bSVladimir Kondratiev struct wmi_vring_ba_status_event *evt = d; 6067b05b0abSVladimir Kondratiev struct wil_sta_info *sta; 6077b05b0abSVladimir Kondratiev uint i, cid; 6087b05b0abSVladimir Kondratiev 6097b05b0abSVladimir Kondratiev /* TODO: use Rx BA status, not Tx one */ 610249a382bSVladimir Kondratiev 611249a382bSVladimir Kondratiev wil_dbg_wmi(wil, "BACK[%d] %s {%d} timeout %d\n", 6127b05b0abSVladimir Kondratiev evt->ringid, 6137b05b0abSVladimir Kondratiev evt->status == WMI_BA_AGREED ? "OK" : "N/A", 614b4490f42SVladimir Kondratiev evt->agg_wsize, __le16_to_cpu(evt->ba_timeout)); 615b4490f42SVladimir Kondratiev 6167b05b0abSVladimir Kondratiev if (evt->ringid >= WIL6210_MAX_TX_RINGS) { 6177b05b0abSVladimir Kondratiev wil_err(wil, "invalid ring id %d\n", evt->ringid); 6187b05b0abSVladimir Kondratiev return; 6197b05b0abSVladimir Kondratiev } 6207b05b0abSVladimir Kondratiev 6217b05b0abSVladimir Kondratiev cid = wil->vring2cid_tid[evt->ringid][0]; 6227b05b0abSVladimir Kondratiev if (cid >= WIL6210_MAX_CID) { 6237b05b0abSVladimir Kondratiev wil_err(wil, "invalid CID %d for vring %d\n", cid, evt->ringid); 6247b05b0abSVladimir Kondratiev return; 6257b05b0abSVladimir Kondratiev } 6267b05b0abSVladimir Kondratiev 6277b05b0abSVladimir Kondratiev sta = &wil->sta[cid]; 6287b05b0abSVladimir Kondratiev if (sta->status == wil_sta_unused) { 6297b05b0abSVladimir Kondratiev wil_err(wil, "CID %d unused\n", cid); 6307b05b0abSVladimir Kondratiev return; 6317b05b0abSVladimir Kondratiev } 6327b05b0abSVladimir Kondratiev 6337b05b0abSVladimir Kondratiev wil_dbg_wmi(wil, "BACK for CID %d %pM\n", cid, sta->addr); 634b4490f42SVladimir Kondratiev for (i = 0; i < WIL_STA_TID_NUM; i++) { 635b4490f42SVladimir Kondratiev struct wil_tid_ampdu_rx *r = sta->tid_rx[i]; 636b4490f42SVladimir Kondratiev sta->tid_rx[i] = NULL; 637b4490f42SVladimir Kondratiev wil_tid_ampdu_rx_free(wil, r); 638b4490f42SVladimir Kondratiev if ((evt->status == WMI_BA_AGREED) && evt->agg_wsize) 639b4490f42SVladimir Kondratiev sta->tid_rx[i] = wil_tid_ampdu_rx_alloc(wil, 640b4490f42SVladimir Kondratiev evt->agg_wsize, 0); 641b4490f42SVladimir Kondratiev } 642b4490f42SVladimir Kondratiev } 643b4490f42SVladimir Kondratiev 6442be7d22fSVladimir Kondratiev static const struct { 6452be7d22fSVladimir Kondratiev int eventid; 6462be7d22fSVladimir Kondratiev void (*handler)(struct wil6210_priv *wil, int eventid, 6472be7d22fSVladimir Kondratiev void *data, int data_len); 6482be7d22fSVladimir Kondratiev } wmi_evt_handlers[] = { 6492be7d22fSVladimir Kondratiev {WMI_READY_EVENTID, wmi_evt_ready}, 6502be7d22fSVladimir Kondratiev {WMI_FW_READY_EVENTID, wmi_evt_fw_ready}, 6512be7d22fSVladimir Kondratiev {WMI_RX_MGMT_PACKET_EVENTID, wmi_evt_rx_mgmt}, 6522be7d22fSVladimir Kondratiev {WMI_SCAN_COMPLETE_EVENTID, wmi_evt_scan_complete}, 6532be7d22fSVladimir Kondratiev {WMI_CONNECT_EVENTID, wmi_evt_connect}, 6542be7d22fSVladimir Kondratiev {WMI_DISCONNECT_EVENTID, wmi_evt_disconnect}, 6552be7d22fSVladimir Kondratiev {WMI_NOTIFY_REQ_DONE_EVENTID, wmi_evt_notify}, 6562be7d22fSVladimir Kondratiev {WMI_EAPOL_RX_EVENTID, wmi_evt_eapol_rx}, 6573442a504SVladimir Kondratiev {WMI_DATA_PORT_OPEN_EVENTID, wmi_evt_linkup}, 6583442a504SVladimir Kondratiev {WMI_WBE_LINKDOWN_EVENTID, wmi_evt_linkdown}, 659249a382bSVladimir Kondratiev {WMI_BA_STATUS_EVENTID, wmi_evt_ba_status}, 6602be7d22fSVladimir Kondratiev }; 6612be7d22fSVladimir Kondratiev 6622be7d22fSVladimir Kondratiev /* 6632be7d22fSVladimir Kondratiev * Run in IRQ context 6642be7d22fSVladimir Kondratiev * Extract WMI command from mailbox. Queue it to the @wil->pending_wmi_ev 6652be7d22fSVladimir Kondratiev * that will be eventually handled by the @wmi_event_worker in the thread 6662be7d22fSVladimir Kondratiev * context of thread "wil6210_wmi" 6672be7d22fSVladimir Kondratiev */ 6682be7d22fSVladimir Kondratiev void wmi_recv_cmd(struct wil6210_priv *wil) 6692be7d22fSVladimir Kondratiev { 6702be7d22fSVladimir Kondratiev struct wil6210_mbox_ring_desc d_tail; 6712be7d22fSVladimir Kondratiev struct wil6210_mbox_hdr hdr; 6722be7d22fSVladimir Kondratiev struct wil6210_mbox_ring *r = &wil->mbox_ctl.rx; 6732be7d22fSVladimir Kondratiev struct pending_wmi_event *evt; 6742be7d22fSVladimir Kondratiev u8 *cmd; 6752be7d22fSVladimir Kondratiev void __iomem *src; 6762be7d22fSVladimir Kondratiev ulong flags; 677a715c7ddSVladimir Kondratiev unsigned n; 6782be7d22fSVladimir Kondratiev 67955f7acddSVladimir Kondratiev if (!test_bit(wil_status_reset_done, &wil->status)) { 68055f7acddSVladimir Kondratiev wil_err(wil, "Reset not completed\n"); 68155f7acddSVladimir Kondratiev return; 68255f7acddSVladimir Kondratiev } 68355f7acddSVladimir Kondratiev 684a715c7ddSVladimir Kondratiev for (n = 0;; n++) { 6852be7d22fSVladimir Kondratiev u16 len; 68695266dc0SVladimir Kondratiev bool q; 6872be7d22fSVladimir Kondratiev 6882be7d22fSVladimir Kondratiev r->head = ioread32(wil->csr + HOST_MBOX + 6892be7d22fSVladimir Kondratiev offsetof(struct wil6210_mbox_ctl, rx.head)); 69095266dc0SVladimir Kondratiev if (r->tail == r->head) 69195266dc0SVladimir Kondratiev break; 6922be7d22fSVladimir Kondratiev 693a715c7ddSVladimir Kondratiev wil_dbg_wmi(wil, "Mbox head %08x tail %08x\n", 694a715c7ddSVladimir Kondratiev r->head, r->tail); 695a715c7ddSVladimir Kondratiev /* read cmd descriptor from tail */ 6962be7d22fSVladimir Kondratiev wil_memcpy_fromio_32(&d_tail, wil->csr + HOSTADDR(r->tail), 6972be7d22fSVladimir Kondratiev sizeof(struct wil6210_mbox_ring_desc)); 6982be7d22fSVladimir Kondratiev if (d_tail.sync == 0) { 6992be7d22fSVladimir Kondratiev wil_err(wil, "Mbox evt not owned by FW?\n"); 70095266dc0SVladimir Kondratiev break; 7012be7d22fSVladimir Kondratiev } 7022be7d22fSVladimir Kondratiev 703a715c7ddSVladimir Kondratiev /* read cmd header from descriptor */ 7042be7d22fSVladimir Kondratiev if (0 != wmi_read_hdr(wil, d_tail.addr, &hdr)) { 7052be7d22fSVladimir Kondratiev wil_err(wil, "Mbox evt at 0x%08x?\n", 7062be7d22fSVladimir Kondratiev le32_to_cpu(d_tail.addr)); 70795266dc0SVladimir Kondratiev break; 7082be7d22fSVladimir Kondratiev } 7092be7d22fSVladimir Kondratiev len = le16_to_cpu(hdr.len); 710a715c7ddSVladimir Kondratiev wil_dbg_wmi(wil, "Mbox evt %04x %04x %04x %02x\n", 711a715c7ddSVladimir Kondratiev le16_to_cpu(hdr.seq), len, le16_to_cpu(hdr.type), 712a715c7ddSVladimir Kondratiev hdr.flags); 713a715c7ddSVladimir Kondratiev 714a715c7ddSVladimir Kondratiev /* read cmd buffer from descriptor */ 7152be7d22fSVladimir Kondratiev src = wmi_buffer(wil, d_tail.addr) + 7162be7d22fSVladimir Kondratiev sizeof(struct wil6210_mbox_hdr); 7172be7d22fSVladimir Kondratiev evt = kmalloc(ALIGN(offsetof(struct pending_wmi_event, 7182be7d22fSVladimir Kondratiev event.wmi) + len, 4), 7192be7d22fSVladimir Kondratiev GFP_KERNEL); 72014f8dc49SJoe Perches if (!evt) 72195266dc0SVladimir Kondratiev break; 72214f8dc49SJoe Perches 7232be7d22fSVladimir Kondratiev evt->event.hdr = hdr; 7242be7d22fSVladimir Kondratiev cmd = (void *)&evt->event.wmi; 7252be7d22fSVladimir Kondratiev wil_memcpy_fromio_32(cmd, src, len); 7262be7d22fSVladimir Kondratiev /* mark entry as empty */ 7272be7d22fSVladimir Kondratiev iowrite32(0, wil->csr + HOSTADDR(r->tail) + 7282be7d22fSVladimir Kondratiev offsetof(struct wil6210_mbox_ring_desc, sync)); 7292be7d22fSVladimir Kondratiev /* indicate */ 7302be7d22fSVladimir Kondratiev if ((hdr.type == WIL_MBOX_HDR_TYPE_WMI) && 7312be7d22fSVladimir Kondratiev (len >= sizeof(struct wil6210_mbox_hdr_wmi))) { 732f988b23fSVladimir Kondratiev struct wil6210_mbox_hdr_wmi *wmi = &evt->event.wmi; 733f988b23fSVladimir Kondratiev u16 id = le16_to_cpu(wmi->id); 734f988b23fSVladimir Kondratiev u32 tstamp = le32_to_cpu(wmi->timestamp); 735f988b23fSVladimir Kondratiev wil_dbg_wmi(wil, "WMI event 0x%04x MID %d @%d msec\n", 736f988b23fSVladimir Kondratiev id, wmi->mid, tstamp); 737f988b23fSVladimir Kondratiev trace_wil6210_wmi_event(wmi, &wmi[1], 738f988b23fSVladimir Kondratiev len - sizeof(*wmi)); 7392be7d22fSVladimir Kondratiev } 7407743882dSVladimir Kondratiev wil_hex_dump_wmi("evt ", DUMP_PREFIX_OFFSET, 16, 1, 7412be7d22fSVladimir Kondratiev &evt->event.hdr, sizeof(hdr) + len, true); 7422be7d22fSVladimir Kondratiev 7432be7d22fSVladimir Kondratiev /* advance tail */ 7442be7d22fSVladimir Kondratiev r->tail = r->base + ((r->tail - r->base + 7452be7d22fSVladimir Kondratiev sizeof(struct wil6210_mbox_ring_desc)) % r->size); 7462be7d22fSVladimir Kondratiev iowrite32(r->tail, wil->csr + HOST_MBOX + 7472be7d22fSVladimir Kondratiev offsetof(struct wil6210_mbox_ctl, rx.tail)); 7482be7d22fSVladimir Kondratiev 7492be7d22fSVladimir Kondratiev /* add to the pending list */ 7502be7d22fSVladimir Kondratiev spin_lock_irqsave(&wil->wmi_ev_lock, flags); 7512be7d22fSVladimir Kondratiev list_add_tail(&evt->list, &wil->pending_wmi_ev); 7522be7d22fSVladimir Kondratiev spin_unlock_irqrestore(&wil->wmi_ev_lock, flags); 75395266dc0SVladimir Kondratiev q = queue_work(wil->wmi_wq, &wil->wmi_event_worker); 7547743882dSVladimir Kondratiev wil_dbg_wmi(wil, "queue_work -> %d\n", q); 7552be7d22fSVladimir Kondratiev } 75695266dc0SVladimir Kondratiev /* normally, 1 event per IRQ should be processed */ 75795266dc0SVladimir Kondratiev wil_dbg_wmi(wil, "%s -> %d events queued\n", __func__, n); 7582be7d22fSVladimir Kondratiev } 7592be7d22fSVladimir Kondratiev 7602be7d22fSVladimir Kondratiev int wmi_call(struct wil6210_priv *wil, u16 cmdid, void *buf, u16 len, 7612be7d22fSVladimir Kondratiev u16 reply_id, void *reply, u8 reply_size, int to_msec) 7622be7d22fSVladimir Kondratiev { 7632be7d22fSVladimir Kondratiev int rc; 7642be7d22fSVladimir Kondratiev int remain; 7652be7d22fSVladimir Kondratiev 7662be7d22fSVladimir Kondratiev mutex_lock(&wil->wmi_mutex); 7672be7d22fSVladimir Kondratiev 7682be7d22fSVladimir Kondratiev rc = __wmi_send(wil, cmdid, buf, len); 7692be7d22fSVladimir Kondratiev if (rc) 7702be7d22fSVladimir Kondratiev goto out; 7712be7d22fSVladimir Kondratiev 7722be7d22fSVladimir Kondratiev wil->reply_id = reply_id; 7732be7d22fSVladimir Kondratiev wil->reply_buf = reply; 7742be7d22fSVladimir Kondratiev wil->reply_size = reply_size; 7752be7d22fSVladimir Kondratiev remain = wait_for_completion_timeout(&wil->wmi_ready, 7762be7d22fSVladimir Kondratiev msecs_to_jiffies(to_msec)); 7772be7d22fSVladimir Kondratiev if (0 == remain) { 7782be7d22fSVladimir Kondratiev wil_err(wil, "wmi_call(0x%04x->0x%04x) timeout %d msec\n", 7792be7d22fSVladimir Kondratiev cmdid, reply_id, to_msec); 7802be7d22fSVladimir Kondratiev rc = -ETIME; 7812be7d22fSVladimir Kondratiev } else { 7827743882dSVladimir Kondratiev wil_dbg_wmi(wil, 7832be7d22fSVladimir Kondratiev "wmi_call(0x%04x->0x%04x) completed in %d msec\n", 7842be7d22fSVladimir Kondratiev cmdid, reply_id, 7852be7d22fSVladimir Kondratiev to_msec - jiffies_to_msecs(remain)); 7862be7d22fSVladimir Kondratiev } 7872be7d22fSVladimir Kondratiev wil->reply_id = 0; 7882be7d22fSVladimir Kondratiev wil->reply_buf = NULL; 7892be7d22fSVladimir Kondratiev wil->reply_size = 0; 7902be7d22fSVladimir Kondratiev out: 7912be7d22fSVladimir Kondratiev mutex_unlock(&wil->wmi_mutex); 7922be7d22fSVladimir Kondratiev 7932be7d22fSVladimir Kondratiev return rc; 7942be7d22fSVladimir Kondratiev } 7952be7d22fSVladimir Kondratiev 7962be7d22fSVladimir Kondratiev int wmi_echo(struct wil6210_priv *wil) 7972be7d22fSVladimir Kondratiev { 7982be7d22fSVladimir Kondratiev struct wmi_echo_cmd cmd = { 7992be7d22fSVladimir Kondratiev .value = cpu_to_le32(0x12345678), 8002be7d22fSVladimir Kondratiev }; 8012be7d22fSVladimir Kondratiev 8022be7d22fSVladimir Kondratiev return wmi_call(wil, WMI_ECHO_CMDID, &cmd, sizeof(cmd), 8032be7d22fSVladimir Kondratiev WMI_ECHO_RSP_EVENTID, NULL, 0, 20); 8042be7d22fSVladimir Kondratiev } 8052be7d22fSVladimir Kondratiev 8062be7d22fSVladimir Kondratiev int wmi_set_mac_address(struct wil6210_priv *wil, void *addr) 8072be7d22fSVladimir Kondratiev { 8082be7d22fSVladimir Kondratiev struct wmi_set_mac_address_cmd cmd; 8092be7d22fSVladimir Kondratiev 8102be7d22fSVladimir Kondratiev memcpy(cmd.mac, addr, ETH_ALEN); 8112be7d22fSVladimir Kondratiev 8127743882dSVladimir Kondratiev wil_dbg_wmi(wil, "Set MAC %pM\n", addr); 8132be7d22fSVladimir Kondratiev 8142be7d22fSVladimir Kondratiev return wmi_send(wil, WMI_SET_MAC_ADDRESS_CMDID, &cmd, sizeof(cmd)); 8152be7d22fSVladimir Kondratiev } 8162be7d22fSVladimir Kondratiev 817b8023177SVladimir Kondratiev int wmi_pcp_start(struct wil6210_priv *wil, int bi, u8 wmi_nettype, u8 chan) 8182be7d22fSVladimir Kondratiev { 819b8023177SVladimir Kondratiev int rc; 820b8023177SVladimir Kondratiev 821b8023177SVladimir Kondratiev struct wmi_pcp_start_cmd cmd = { 8222be7d22fSVladimir Kondratiev .bcon_interval = cpu_to_le16(bi), 8232be7d22fSVladimir Kondratiev .network_type = wmi_nettype, 8242be7d22fSVladimir Kondratiev .disable_sec_offload = 1, 825adc2d122SVladimir Kondratiev .channel = chan - 1, 8266c2faf09SVladimir Kondratiev .pcp_max_assoc_sta = WIL6210_MAX_CID, 8272be7d22fSVladimir Kondratiev }; 828b8023177SVladimir Kondratiev struct { 829b8023177SVladimir Kondratiev struct wil6210_mbox_hdr_wmi wmi; 830b8023177SVladimir Kondratiev struct wmi_pcp_started_event evt; 831b8023177SVladimir Kondratiev } __packed reply; 8322be7d22fSVladimir Kondratiev 8332be7d22fSVladimir Kondratiev if (!wil->secure_pcp) 8342be7d22fSVladimir Kondratiev cmd.disable_sec = 1; 8352be7d22fSVladimir Kondratiev 8368b5c7f6cSVladimir Kondratiev /* 8378b5c7f6cSVladimir Kondratiev * Processing time may be huge, in case of secure AP it takes about 8388b5c7f6cSVladimir Kondratiev * 3500ms for FW to start AP 8398b5c7f6cSVladimir Kondratiev */ 840b8023177SVladimir Kondratiev rc = wmi_call(wil, WMI_PCP_START_CMDID, &cmd, sizeof(cmd), 8418b5c7f6cSVladimir Kondratiev WMI_PCP_STARTED_EVENTID, &reply, sizeof(reply), 5000); 842b8023177SVladimir Kondratiev if (rc) 843b8023177SVladimir Kondratiev return rc; 844b8023177SVladimir Kondratiev 845b8023177SVladimir Kondratiev if (reply.evt.status != WMI_FW_STATUS_SUCCESS) 846b8023177SVladimir Kondratiev rc = -EINVAL; 847b8023177SVladimir Kondratiev 848b8023177SVladimir Kondratiev return rc; 849b8023177SVladimir Kondratiev } 850b8023177SVladimir Kondratiev 851b8023177SVladimir Kondratiev int wmi_pcp_stop(struct wil6210_priv *wil) 852b8023177SVladimir Kondratiev { 853b8023177SVladimir Kondratiev return wmi_call(wil, WMI_PCP_STOP_CMDID, NULL, 0, 854b8023177SVladimir Kondratiev WMI_PCP_STOPPED_EVENTID, NULL, 0, 20); 8552be7d22fSVladimir Kondratiev } 8562be7d22fSVladimir Kondratiev 8572be7d22fSVladimir Kondratiev int wmi_set_ssid(struct wil6210_priv *wil, u8 ssid_len, const void *ssid) 8582be7d22fSVladimir Kondratiev { 8592be7d22fSVladimir Kondratiev struct wmi_set_ssid_cmd cmd = { 8602be7d22fSVladimir Kondratiev .ssid_len = cpu_to_le32(ssid_len), 8612be7d22fSVladimir Kondratiev }; 8622be7d22fSVladimir Kondratiev 8632be7d22fSVladimir Kondratiev if (ssid_len > sizeof(cmd.ssid)) 8642be7d22fSVladimir Kondratiev return -EINVAL; 8652be7d22fSVladimir Kondratiev 8662be7d22fSVladimir Kondratiev memcpy(cmd.ssid, ssid, ssid_len); 8672be7d22fSVladimir Kondratiev 8682be7d22fSVladimir Kondratiev return wmi_send(wil, WMI_SET_SSID_CMDID, &cmd, sizeof(cmd)); 8692be7d22fSVladimir Kondratiev } 8702be7d22fSVladimir Kondratiev 8712be7d22fSVladimir Kondratiev int wmi_get_ssid(struct wil6210_priv *wil, u8 *ssid_len, void *ssid) 8722be7d22fSVladimir Kondratiev { 8732be7d22fSVladimir Kondratiev int rc; 8742be7d22fSVladimir Kondratiev struct { 8752be7d22fSVladimir Kondratiev struct wil6210_mbox_hdr_wmi wmi; 8762be7d22fSVladimir Kondratiev struct wmi_set_ssid_cmd cmd; 8772be7d22fSVladimir Kondratiev } __packed reply; 8782be7d22fSVladimir Kondratiev int len; /* reply.cmd.ssid_len in CPU order */ 8792be7d22fSVladimir Kondratiev 8802be7d22fSVladimir Kondratiev rc = wmi_call(wil, WMI_GET_SSID_CMDID, NULL, 0, WMI_GET_SSID_EVENTID, 8812be7d22fSVladimir Kondratiev &reply, sizeof(reply), 20); 8822be7d22fSVladimir Kondratiev if (rc) 8832be7d22fSVladimir Kondratiev return rc; 8842be7d22fSVladimir Kondratiev 8852be7d22fSVladimir Kondratiev len = le32_to_cpu(reply.cmd.ssid_len); 8862be7d22fSVladimir Kondratiev if (len > sizeof(reply.cmd.ssid)) 8872be7d22fSVladimir Kondratiev return -EINVAL; 8882be7d22fSVladimir Kondratiev 8892be7d22fSVladimir Kondratiev *ssid_len = len; 8902be7d22fSVladimir Kondratiev memcpy(ssid, reply.cmd.ssid, len); 8912be7d22fSVladimir Kondratiev 8922be7d22fSVladimir Kondratiev return 0; 8932be7d22fSVladimir Kondratiev } 8942be7d22fSVladimir Kondratiev 8952be7d22fSVladimir Kondratiev int wmi_set_channel(struct wil6210_priv *wil, int channel) 8962be7d22fSVladimir Kondratiev { 8972be7d22fSVladimir Kondratiev struct wmi_set_pcp_channel_cmd cmd = { 8982be7d22fSVladimir Kondratiev .channel = channel - 1, 8992be7d22fSVladimir Kondratiev }; 9002be7d22fSVladimir Kondratiev 9012be7d22fSVladimir Kondratiev return wmi_send(wil, WMI_SET_PCP_CHANNEL_CMDID, &cmd, sizeof(cmd)); 9022be7d22fSVladimir Kondratiev } 9032be7d22fSVladimir Kondratiev 9042be7d22fSVladimir Kondratiev int wmi_get_channel(struct wil6210_priv *wil, int *channel) 9052be7d22fSVladimir Kondratiev { 9062be7d22fSVladimir Kondratiev int rc; 9072be7d22fSVladimir Kondratiev struct { 9082be7d22fSVladimir Kondratiev struct wil6210_mbox_hdr_wmi wmi; 9092be7d22fSVladimir Kondratiev struct wmi_set_pcp_channel_cmd cmd; 9102be7d22fSVladimir Kondratiev } __packed reply; 9112be7d22fSVladimir Kondratiev 9122be7d22fSVladimir Kondratiev rc = wmi_call(wil, WMI_GET_PCP_CHANNEL_CMDID, NULL, 0, 9132be7d22fSVladimir Kondratiev WMI_GET_PCP_CHANNEL_EVENTID, &reply, sizeof(reply), 20); 9142be7d22fSVladimir Kondratiev if (rc) 9152be7d22fSVladimir Kondratiev return rc; 9162be7d22fSVladimir Kondratiev 9172be7d22fSVladimir Kondratiev if (reply.cmd.channel > 3) 9182be7d22fSVladimir Kondratiev return -EINVAL; 9192be7d22fSVladimir Kondratiev 9202be7d22fSVladimir Kondratiev *channel = reply.cmd.channel + 1; 9212be7d22fSVladimir Kondratiev 9222be7d22fSVladimir Kondratiev return 0; 9232be7d22fSVladimir Kondratiev } 9242be7d22fSVladimir Kondratiev 925b8023177SVladimir Kondratiev int wmi_p2p_cfg(struct wil6210_priv *wil, int channel) 926b8023177SVladimir Kondratiev { 927b8023177SVladimir Kondratiev struct wmi_p2p_cfg_cmd cmd = { 928b8023177SVladimir Kondratiev .discovery_mode = WMI_DISCOVERY_MODE_NON_OFFLOAD, 929b8023177SVladimir Kondratiev .channel = channel - 1, 930b8023177SVladimir Kondratiev }; 931b8023177SVladimir Kondratiev 932b8023177SVladimir Kondratiev return wmi_send(wil, WMI_P2P_CFG_CMDID, &cmd, sizeof(cmd)); 933b8023177SVladimir Kondratiev } 934b8023177SVladimir Kondratiev 9352be7d22fSVladimir Kondratiev int wmi_del_cipher_key(struct wil6210_priv *wil, u8 key_index, 9362be7d22fSVladimir Kondratiev const void *mac_addr) 9372be7d22fSVladimir Kondratiev { 9382be7d22fSVladimir Kondratiev struct wmi_delete_cipher_key_cmd cmd = { 9392be7d22fSVladimir Kondratiev .key_index = key_index, 9402be7d22fSVladimir Kondratiev }; 9412be7d22fSVladimir Kondratiev 9422be7d22fSVladimir Kondratiev if (mac_addr) 9432be7d22fSVladimir Kondratiev memcpy(cmd.mac, mac_addr, WMI_MAC_LEN); 9442be7d22fSVladimir Kondratiev 9452be7d22fSVladimir Kondratiev return wmi_send(wil, WMI_DELETE_CIPHER_KEY_CMDID, &cmd, sizeof(cmd)); 9462be7d22fSVladimir Kondratiev } 9472be7d22fSVladimir Kondratiev 9482be7d22fSVladimir Kondratiev int wmi_add_cipher_key(struct wil6210_priv *wil, u8 key_index, 9492be7d22fSVladimir Kondratiev const void *mac_addr, int key_len, const void *key) 9502be7d22fSVladimir Kondratiev { 9512be7d22fSVladimir Kondratiev struct wmi_add_cipher_key_cmd cmd = { 9522be7d22fSVladimir Kondratiev .key_index = key_index, 9532be7d22fSVladimir Kondratiev .key_usage = WMI_KEY_USE_PAIRWISE, 9542be7d22fSVladimir Kondratiev .key_len = key_len, 9552be7d22fSVladimir Kondratiev }; 9562be7d22fSVladimir Kondratiev 9572be7d22fSVladimir Kondratiev if (!key || (key_len > sizeof(cmd.key))) 9582be7d22fSVladimir Kondratiev return -EINVAL; 9592be7d22fSVladimir Kondratiev 9602be7d22fSVladimir Kondratiev memcpy(cmd.key, key, key_len); 9612be7d22fSVladimir Kondratiev if (mac_addr) 9622be7d22fSVladimir Kondratiev memcpy(cmd.mac, mac_addr, WMI_MAC_LEN); 9632be7d22fSVladimir Kondratiev 9642be7d22fSVladimir Kondratiev return wmi_send(wil, WMI_ADD_CIPHER_KEY_CMDID, &cmd, sizeof(cmd)); 9652be7d22fSVladimir Kondratiev } 9662be7d22fSVladimir Kondratiev 9672be7d22fSVladimir Kondratiev int wmi_set_ie(struct wil6210_priv *wil, u8 type, u16 ie_len, const void *ie) 9682be7d22fSVladimir Kondratiev { 9692be7d22fSVladimir Kondratiev int rc; 9702be7d22fSVladimir Kondratiev u16 len = sizeof(struct wmi_set_appie_cmd) + ie_len; 9712be7d22fSVladimir Kondratiev struct wmi_set_appie_cmd *cmd = kzalloc(len, GFP_KERNEL); 97214f8dc49SJoe Perches if (!cmd) 9732be7d22fSVladimir Kondratiev return -ENOMEM; 9742be7d22fSVladimir Kondratiev 9752be7d22fSVladimir Kondratiev cmd->mgmt_frm_type = type; 9762be7d22fSVladimir Kondratiev /* BUG: FW API define ieLen as u8. Will fix FW */ 9772be7d22fSVladimir Kondratiev cmd->ie_len = cpu_to_le16(ie_len); 9782be7d22fSVladimir Kondratiev memcpy(cmd->ie_info, ie, ie_len); 97903866e7dSVladimir Kondratiev rc = wmi_send(wil, WMI_SET_APPIE_CMDID, cmd, len); 9802be7d22fSVladimir Kondratiev kfree(cmd); 9812be7d22fSVladimir Kondratiev 9822be7d22fSVladimir Kondratiev return rc; 9832be7d22fSVladimir Kondratiev } 9842be7d22fSVladimir Kondratiev 9851647f12fSVladimir Kondratiev /** 9861647f12fSVladimir Kondratiev * wmi_rxon - turn radio on/off 9871647f12fSVladimir Kondratiev * @on: turn on if true, off otherwise 9881647f12fSVladimir Kondratiev * 9891647f12fSVladimir Kondratiev * Only switch radio. Channel should be set separately. 9901647f12fSVladimir Kondratiev * No timeout for rxon - radio turned on forever unless some other call 9911647f12fSVladimir Kondratiev * turns it off 9921647f12fSVladimir Kondratiev */ 9931647f12fSVladimir Kondratiev int wmi_rxon(struct wil6210_priv *wil, bool on) 9941647f12fSVladimir Kondratiev { 9951647f12fSVladimir Kondratiev int rc; 9961647f12fSVladimir Kondratiev struct { 9971647f12fSVladimir Kondratiev struct wil6210_mbox_hdr_wmi wmi; 9981647f12fSVladimir Kondratiev struct wmi_listen_started_event evt; 9991647f12fSVladimir Kondratiev } __packed reply; 10001647f12fSVladimir Kondratiev 10011647f12fSVladimir Kondratiev wil_info(wil, "%s(%s)\n", __func__, on ? "on" : "off"); 10021647f12fSVladimir Kondratiev 10031647f12fSVladimir Kondratiev if (on) { 10041647f12fSVladimir Kondratiev rc = wmi_call(wil, WMI_START_LISTEN_CMDID, NULL, 0, 10051647f12fSVladimir Kondratiev WMI_LISTEN_STARTED_EVENTID, 10061647f12fSVladimir Kondratiev &reply, sizeof(reply), 100); 10071647f12fSVladimir Kondratiev if ((rc == 0) && (reply.evt.status != WMI_FW_STATUS_SUCCESS)) 10081647f12fSVladimir Kondratiev rc = -EINVAL; 10091647f12fSVladimir Kondratiev } else { 10101647f12fSVladimir Kondratiev rc = wmi_call(wil, WMI_DISCOVERY_STOP_CMDID, NULL, 0, 10111647f12fSVladimir Kondratiev WMI_DISCOVERY_STOPPED_EVENTID, NULL, 0, 20); 10121647f12fSVladimir Kondratiev } 10131647f12fSVladimir Kondratiev 10141647f12fSVladimir Kondratiev return rc; 10151647f12fSVladimir Kondratiev } 10161647f12fSVladimir Kondratiev 101747e19af9SVladimir Kondratiev int wmi_rx_chain_add(struct wil6210_priv *wil, struct vring *vring) 101847e19af9SVladimir Kondratiev { 101947e19af9SVladimir Kondratiev struct wireless_dev *wdev = wil->wdev; 102047e19af9SVladimir Kondratiev struct net_device *ndev = wil_to_ndev(wil); 102147e19af9SVladimir Kondratiev struct wmi_cfg_rx_chain_cmd cmd = { 102247e19af9SVladimir Kondratiev .action = WMI_RX_CHAIN_ADD, 102347e19af9SVladimir Kondratiev .rx_sw_ring = { 102447e19af9SVladimir Kondratiev .max_mpdu_size = cpu_to_le16(RX_BUF_LEN), 102547e19af9SVladimir Kondratiev .ring_mem_base = cpu_to_le64(vring->pa), 102647e19af9SVladimir Kondratiev .ring_size = cpu_to_le16(vring->size), 102747e19af9SVladimir Kondratiev }, 102847e19af9SVladimir Kondratiev .mid = 0, /* TODO - what is it? */ 102947e19af9SVladimir Kondratiev .decap_trans_type = WMI_DECAP_TYPE_802_3, 1030b4490f42SVladimir Kondratiev .reorder_type = WMI_RX_SW_REORDER, 103147e19af9SVladimir Kondratiev }; 103247e19af9SVladimir Kondratiev struct { 103347e19af9SVladimir Kondratiev struct wil6210_mbox_hdr_wmi wmi; 103447e19af9SVladimir Kondratiev struct wmi_cfg_rx_chain_done_event evt; 103547e19af9SVladimir Kondratiev } __packed evt; 103647e19af9SVladimir Kondratiev int rc; 103747e19af9SVladimir Kondratiev 103847e19af9SVladimir Kondratiev if (wdev->iftype == NL80211_IFTYPE_MONITOR) { 103947e19af9SVladimir Kondratiev struct ieee80211_channel *ch = wdev->preset_chandef.chan; 104047e19af9SVladimir Kondratiev 104147e19af9SVladimir Kondratiev cmd.sniffer_cfg.mode = cpu_to_le32(WMI_SNIFFER_ON); 104247e19af9SVladimir Kondratiev if (ch) 104347e19af9SVladimir Kondratiev cmd.sniffer_cfg.channel = ch->hw_value - 1; 104447e19af9SVladimir Kondratiev cmd.sniffer_cfg.phy_info_mode = 104547e19af9SVladimir Kondratiev cpu_to_le32(ndev->type == ARPHRD_IEEE80211_RADIOTAP); 104647e19af9SVladimir Kondratiev cmd.sniffer_cfg.phy_support = 104747e19af9SVladimir Kondratiev cpu_to_le32((wil->monitor_flags & MONITOR_FLAG_CONTROL) 104847e19af9SVladimir Kondratiev ? WMI_SNIFFER_CP : WMI_SNIFFER_DP); 1049504937d4SKirshenbaum Erez } else { 1050504937d4SKirshenbaum Erez /* Initialize offload (in non-sniffer mode). 1051504937d4SKirshenbaum Erez * Linux IP stack always calculates IP checksum 1052504937d4SKirshenbaum Erez * HW always calculate TCP/UDP checksum 1053504937d4SKirshenbaum Erez */ 1054504937d4SKirshenbaum Erez cmd.l3_l4_ctrl |= (1 << L3_L4_CTRL_TCPIP_CHECKSUM_EN_POS); 105547e19af9SVladimir Kondratiev } 105647e19af9SVladimir Kondratiev /* typical time for secure PCP is 840ms */ 105747e19af9SVladimir Kondratiev rc = wmi_call(wil, WMI_CFG_RX_CHAIN_CMDID, &cmd, sizeof(cmd), 105847e19af9SVladimir Kondratiev WMI_CFG_RX_CHAIN_DONE_EVENTID, &evt, sizeof(evt), 2000); 105947e19af9SVladimir Kondratiev if (rc) 106047e19af9SVladimir Kondratiev return rc; 106147e19af9SVladimir Kondratiev 106247e19af9SVladimir Kondratiev vring->hwtail = le32_to_cpu(evt.evt.rx_ring_tail_ptr); 106347e19af9SVladimir Kondratiev 10647743882dSVladimir Kondratiev wil_dbg_misc(wil, "Rx init: status %d tail 0x%08x\n", 106547e19af9SVladimir Kondratiev le32_to_cpu(evt.evt.status), vring->hwtail); 106647e19af9SVladimir Kondratiev 106747e19af9SVladimir Kondratiev if (le32_to_cpu(evt.evt.status) != WMI_CFG_RX_CHAIN_SUCCESS) 106847e19af9SVladimir Kondratiev rc = -EINVAL; 106947e19af9SVladimir Kondratiev 107047e19af9SVladimir Kondratiev return rc; 107147e19af9SVladimir Kondratiev } 107247e19af9SVladimir Kondratiev 10731a2780e0SVladimir Kondratiev int wmi_get_temperature(struct wil6210_priv *wil, u32 *t_m, u32 *t_r) 10741a2780e0SVladimir Kondratiev { 10751a2780e0SVladimir Kondratiev int rc; 10761a2780e0SVladimir Kondratiev struct wmi_temp_sense_cmd cmd = { 10771a2780e0SVladimir Kondratiev .measure_marlon_m_en = cpu_to_le32(!!t_m), 10781a2780e0SVladimir Kondratiev .measure_marlon_r_en = cpu_to_le32(!!t_r), 10791a2780e0SVladimir Kondratiev }; 10801a2780e0SVladimir Kondratiev struct { 10811a2780e0SVladimir Kondratiev struct wil6210_mbox_hdr_wmi wmi; 10821a2780e0SVladimir Kondratiev struct wmi_temp_sense_done_event evt; 10831a2780e0SVladimir Kondratiev } __packed reply; 10841a2780e0SVladimir Kondratiev 10851a2780e0SVladimir Kondratiev rc = wmi_call(wil, WMI_TEMP_SENSE_CMDID, &cmd, sizeof(cmd), 10861a2780e0SVladimir Kondratiev WMI_TEMP_SENSE_DONE_EVENTID, &reply, sizeof(reply), 100); 10871a2780e0SVladimir Kondratiev if (rc) 10881a2780e0SVladimir Kondratiev return rc; 10891a2780e0SVladimir Kondratiev 10901a2780e0SVladimir Kondratiev if (t_m) 10911a2780e0SVladimir Kondratiev *t_m = le32_to_cpu(reply.evt.marlon_m_t1000); 10921a2780e0SVladimir Kondratiev if (t_r) 10931a2780e0SVladimir Kondratiev *t_r = le32_to_cpu(reply.evt.marlon_r_t1000); 10941a2780e0SVladimir Kondratiev 10951a2780e0SVladimir Kondratiev return 0; 10961a2780e0SVladimir Kondratiev } 10971a2780e0SVladimir Kondratiev 10984d55a0a1SVladimir Kondratiev int wmi_disconnect_sta(struct wil6210_priv *wil, const u8 *mac, u16 reason) 10994d55a0a1SVladimir Kondratiev { 11004d55a0a1SVladimir Kondratiev struct wmi_disconnect_sta_cmd cmd = { 11014d55a0a1SVladimir Kondratiev .disconnect_reason = cpu_to_le16(reason), 11024d55a0a1SVladimir Kondratiev }; 11034d55a0a1SVladimir Kondratiev memcpy(cmd.dst_mac, mac, ETH_ALEN); 11044d55a0a1SVladimir Kondratiev 11054d55a0a1SVladimir Kondratiev wil_dbg_wmi(wil, "%s(%pM, reason %d)\n", __func__, mac, reason); 11064d55a0a1SVladimir Kondratiev 11074d55a0a1SVladimir Kondratiev return wmi_send(wil, WMI_DISCONNECT_STA_CMDID, &cmd, sizeof(cmd)); 11084d55a0a1SVladimir Kondratiev } 11094d55a0a1SVladimir Kondratiev 11102be7d22fSVladimir Kondratiev void wmi_event_flush(struct wil6210_priv *wil) 11112be7d22fSVladimir Kondratiev { 11122be7d22fSVladimir Kondratiev struct pending_wmi_event *evt, *t; 11132be7d22fSVladimir Kondratiev 11147743882dSVladimir Kondratiev wil_dbg_wmi(wil, "%s()\n", __func__); 11152be7d22fSVladimir Kondratiev 11162be7d22fSVladimir Kondratiev list_for_each_entry_safe(evt, t, &wil->pending_wmi_ev, list) { 11172be7d22fSVladimir Kondratiev list_del(&evt->list); 11182be7d22fSVladimir Kondratiev kfree(evt); 11192be7d22fSVladimir Kondratiev } 11202be7d22fSVladimir Kondratiev } 11212be7d22fSVladimir Kondratiev 11222be7d22fSVladimir Kondratiev static bool wmi_evt_call_handler(struct wil6210_priv *wil, int id, 11232be7d22fSVladimir Kondratiev void *d, int len) 11242be7d22fSVladimir Kondratiev { 11252be7d22fSVladimir Kondratiev uint i; 11262be7d22fSVladimir Kondratiev 11272be7d22fSVladimir Kondratiev for (i = 0; i < ARRAY_SIZE(wmi_evt_handlers); i++) { 11282be7d22fSVladimir Kondratiev if (wmi_evt_handlers[i].eventid == id) { 11292be7d22fSVladimir Kondratiev wmi_evt_handlers[i].handler(wil, id, d, len); 11302be7d22fSVladimir Kondratiev return true; 11312be7d22fSVladimir Kondratiev } 11322be7d22fSVladimir Kondratiev } 11332be7d22fSVladimir Kondratiev 11342be7d22fSVladimir Kondratiev return false; 11352be7d22fSVladimir Kondratiev } 11362be7d22fSVladimir Kondratiev 11372be7d22fSVladimir Kondratiev static void wmi_event_handle(struct wil6210_priv *wil, 11382be7d22fSVladimir Kondratiev struct wil6210_mbox_hdr *hdr) 11392be7d22fSVladimir Kondratiev { 11402be7d22fSVladimir Kondratiev u16 len = le16_to_cpu(hdr->len); 11412be7d22fSVladimir Kondratiev 11422be7d22fSVladimir Kondratiev if ((hdr->type == WIL_MBOX_HDR_TYPE_WMI) && 11432be7d22fSVladimir Kondratiev (len >= sizeof(struct wil6210_mbox_hdr_wmi))) { 11442be7d22fSVladimir Kondratiev struct wil6210_mbox_hdr_wmi *wmi = (void *)(&hdr[1]); 11452be7d22fSVladimir Kondratiev void *evt_data = (void *)(&wmi[1]); 11462be7d22fSVladimir Kondratiev u16 id = le16_to_cpu(wmi->id); 11472be7d22fSVladimir Kondratiev /* check if someone waits for this event */ 11482be7d22fSVladimir Kondratiev if (wil->reply_id && wil->reply_id == id) { 11492be7d22fSVladimir Kondratiev if (wil->reply_buf) { 11502be7d22fSVladimir Kondratiev memcpy(wil->reply_buf, wmi, 11512be7d22fSVladimir Kondratiev min(len, wil->reply_size)); 11522be7d22fSVladimir Kondratiev } else { 11532be7d22fSVladimir Kondratiev wmi_evt_call_handler(wil, id, evt_data, 11542be7d22fSVladimir Kondratiev len - sizeof(*wmi)); 11552be7d22fSVladimir Kondratiev } 11567743882dSVladimir Kondratiev wil_dbg_wmi(wil, "Complete WMI 0x%04x\n", id); 11572be7d22fSVladimir Kondratiev complete(&wil->wmi_ready); 11582be7d22fSVladimir Kondratiev return; 11592be7d22fSVladimir Kondratiev } 11602be7d22fSVladimir Kondratiev /* unsolicited event */ 11612be7d22fSVladimir Kondratiev /* search for handler */ 11622be7d22fSVladimir Kondratiev if (!wmi_evt_call_handler(wil, id, evt_data, 11632be7d22fSVladimir Kondratiev len - sizeof(*wmi))) { 11642be7d22fSVladimir Kondratiev wil_err(wil, "Unhandled event 0x%04x\n", id); 11652be7d22fSVladimir Kondratiev } 11662be7d22fSVladimir Kondratiev } else { 11672be7d22fSVladimir Kondratiev wil_err(wil, "Unknown event type\n"); 11682be7d22fSVladimir Kondratiev print_hex_dump(KERN_ERR, "evt?? ", DUMP_PREFIX_OFFSET, 16, 1, 11692be7d22fSVladimir Kondratiev hdr, sizeof(*hdr) + len, true); 11702be7d22fSVladimir Kondratiev } 11712be7d22fSVladimir Kondratiev } 11722be7d22fSVladimir Kondratiev 11732be7d22fSVladimir Kondratiev /* 11742be7d22fSVladimir Kondratiev * Retrieve next WMI event from the pending list 11752be7d22fSVladimir Kondratiev */ 11762be7d22fSVladimir Kondratiev static struct list_head *next_wmi_ev(struct wil6210_priv *wil) 11772be7d22fSVladimir Kondratiev { 11782be7d22fSVladimir Kondratiev ulong flags; 11792be7d22fSVladimir Kondratiev struct list_head *ret = NULL; 11802be7d22fSVladimir Kondratiev 11812be7d22fSVladimir Kondratiev spin_lock_irqsave(&wil->wmi_ev_lock, flags); 11822be7d22fSVladimir Kondratiev 11832be7d22fSVladimir Kondratiev if (!list_empty(&wil->pending_wmi_ev)) { 11842be7d22fSVladimir Kondratiev ret = wil->pending_wmi_ev.next; 11852be7d22fSVladimir Kondratiev list_del(ret); 11862be7d22fSVladimir Kondratiev } 11872be7d22fSVladimir Kondratiev 11882be7d22fSVladimir Kondratiev spin_unlock_irqrestore(&wil->wmi_ev_lock, flags); 11892be7d22fSVladimir Kondratiev 11902be7d22fSVladimir Kondratiev return ret; 11912be7d22fSVladimir Kondratiev } 11922be7d22fSVladimir Kondratiev 11932be7d22fSVladimir Kondratiev /* 11942be7d22fSVladimir Kondratiev * Handler for the WMI events 11952be7d22fSVladimir Kondratiev */ 11962be7d22fSVladimir Kondratiev void wmi_event_worker(struct work_struct *work) 11972be7d22fSVladimir Kondratiev { 11982be7d22fSVladimir Kondratiev struct wil6210_priv *wil = container_of(work, struct wil6210_priv, 11992be7d22fSVladimir Kondratiev wmi_event_worker); 12002be7d22fSVladimir Kondratiev struct pending_wmi_event *evt; 12012be7d22fSVladimir Kondratiev struct list_head *lh; 12022be7d22fSVladimir Kondratiev 12032be7d22fSVladimir Kondratiev while ((lh = next_wmi_ev(wil)) != NULL) { 12042be7d22fSVladimir Kondratiev evt = list_entry(lh, struct pending_wmi_event, list); 12052be7d22fSVladimir Kondratiev wmi_event_handle(wil, &evt->event.hdr); 12062be7d22fSVladimir Kondratiev kfree(evt); 12072be7d22fSVladimir Kondratiev } 12082be7d22fSVladimir Kondratiev } 1209