12be7d22fSVladimir Kondratiev /* 2849a564bSDedy Lansky * Copyright (c) 2012-2017 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 26327755fbSVladimir Kondratiev static uint max_assoc_sta = WIL6210_MAX_CID; 2778484c44SMaya Erez module_param(max_assoc_sta, uint, 0644); 281eb9d1e5SDedy Lansky MODULE_PARM_DESC(max_assoc_sta, " Max number of stations associated to the AP"); 291eb9d1e5SDedy Lansky 303a3def8dSVladimir Kondratiev int agg_wsize; /* = 0; */ 3178484c44SMaya Erez module_param(agg_wsize, int, 0644); 323a3def8dSVladimir Kondratiev MODULE_PARM_DESC(agg_wsize, " Window size for Tx Block Ack after connect;" 333a3def8dSVladimir Kondratiev " 0 - use default; < 0 - don't auto-establish"); 343a3def8dSVladimir Kondratiev 3510d599adSMaya Erez u8 led_id = WIL_LED_INVALID_ID; 3678484c44SMaya Erez module_param(led_id, byte, 0444); 3710d599adSMaya Erez MODULE_PARM_DESC(led_id, 3810d599adSMaya Erez " 60G device led enablement. Set the led ID (0-2) to enable"); 3910d599adSMaya Erez 40fe9ee51eSMaya Erez #define WIL_WAIT_FOR_SUSPEND_RESUME_COMP 200 41fe9ee51eSMaya Erez 422be7d22fSVladimir Kondratiev /** 432be7d22fSVladimir Kondratiev * WMI event receiving - theory of operations 442be7d22fSVladimir Kondratiev * 452be7d22fSVladimir Kondratiev * When firmware about to report WMI event, it fills memory area 462be7d22fSVladimir Kondratiev * in the mailbox and raises misc. IRQ. Thread interrupt handler invoked for 472be7d22fSVladimir Kondratiev * the misc IRQ, function @wmi_recv_cmd called by thread IRQ handler. 482be7d22fSVladimir Kondratiev * 492be7d22fSVladimir Kondratiev * @wmi_recv_cmd reads event, allocates memory chunk and attaches it to the 502be7d22fSVladimir Kondratiev * event list @wil->pending_wmi_ev. Then, work queue @wil->wmi_wq wakes up 512be7d22fSVladimir Kondratiev * and handles events within the @wmi_event_worker. Every event get detached 522be7d22fSVladimir Kondratiev * from list, processed and deleted. 532be7d22fSVladimir Kondratiev * 542be7d22fSVladimir Kondratiev * Purpose for this mechanism is to release IRQ thread; otherwise, 552be7d22fSVladimir Kondratiev * if WMI event handling involves another WMI command flow, this 2-nd flow 562be7d22fSVladimir Kondratiev * won't be completed because of blocked IRQ thread. 572be7d22fSVladimir Kondratiev */ 582be7d22fSVladimir Kondratiev 592be7d22fSVladimir Kondratiev /** 602be7d22fSVladimir Kondratiev * Addressing - theory of operations 612be7d22fSVladimir Kondratiev * 622be7d22fSVladimir Kondratiev * There are several buses present on the WIL6210 card. 632be7d22fSVladimir Kondratiev * Same memory areas are visible at different address on 642be7d22fSVladimir Kondratiev * the different busses. There are 3 main bus masters: 652be7d22fSVladimir Kondratiev * - MAC CPU (ucode) 662be7d22fSVladimir Kondratiev * - User CPU (firmware) 672be7d22fSVladimir Kondratiev * - AHB (host) 682be7d22fSVladimir Kondratiev * 692be7d22fSVladimir Kondratiev * On the PCI bus, there is one BAR (BAR0) of 2Mb size, exposing 702be7d22fSVladimir Kondratiev * AHB addresses starting from 0x880000 712be7d22fSVladimir Kondratiev * 722be7d22fSVladimir Kondratiev * Internally, firmware uses addresses that allows faster access but 732be7d22fSVladimir Kondratiev * are invisible from the host. To read from these addresses, alternative 742be7d22fSVladimir Kondratiev * AHB address must be used. 752be7d22fSVladimir Kondratiev * 762be7d22fSVladimir Kondratiev * Memory mapping 772be7d22fSVladimir Kondratiev * Linker address PCI/Host address 782be7d22fSVladimir Kondratiev * 0x880000 .. 0xa80000 2Mb BAR0 792be7d22fSVladimir Kondratiev * 0x800000 .. 0x807000 0x900000 .. 0x907000 28k DCCM 802be7d22fSVladimir Kondratiev * 0x840000 .. 0x857000 0x908000 .. 0x91f000 92k PERIPH 812be7d22fSVladimir Kondratiev */ 822be7d22fSVladimir Kondratiev 832be7d22fSVladimir Kondratiev /** 842be7d22fSVladimir Kondratiev * @fw_mapping provides memory remapping table 85b541d0a0SVladimir Kondratiev * 86b541d0a0SVladimir Kondratiev * array size should be in sync with the declaration in the wil6210.h 872be7d22fSVladimir Kondratiev */ 88b541d0a0SVladimir Kondratiev const struct fw_map fw_mapping[] = { 8961578820SLior David /* FW code RAM 256k */ 9061578820SLior David {0x000000, 0x040000, 0x8c0000, "fw_code", true}, 9161578820SLior David /* FW data RAM 32k */ 9261578820SLior David {0x800000, 0x808000, 0x900000, "fw_data", true}, 9361578820SLior David /* periph data 128k */ 9461578820SLior David {0x840000, 0x860000, 0x908000, "fw_peri", true}, 9561578820SLior David /* various RGF 40k */ 9661578820SLior David {0x880000, 0x88a000, 0x880000, "rgf", true}, 9761578820SLior David /* AGC table 4k */ 9861578820SLior David {0x88a000, 0x88b000, 0x88a000, "AGC_tbl", true}, 9961578820SLior David /* Pcie_ext_rgf 4k */ 10061578820SLior David {0x88b000, 0x88c000, 0x88b000, "rgf_ext", true}, 10161578820SLior David /* mac_ext_rgf 512b */ 10261578820SLior David {0x88c000, 0x88c200, 0x88c000, "mac_rgf_ext", true}, 10361578820SLior David /* upper area 548k */ 10461578820SLior David {0x8c0000, 0x949000, 0x8c0000, "upper", true}, 10561578820SLior David /* UCODE areas - accessible by debugfs blobs but not by 10661578820SLior David * wmi_addr_remap. UCODE areas MUST be added AFTER FW areas! 1072be7d22fSVladimir Kondratiev */ 10861578820SLior David /* ucode code RAM 128k */ 10961578820SLior David {0x000000, 0x020000, 0x920000, "uc_code", false}, 11061578820SLior David /* ucode data RAM 16k */ 11161578820SLior David {0x800000, 0x804000, 0x940000, "uc_data", false}, 1122be7d22fSVladimir Kondratiev }; 1132be7d22fSVladimir Kondratiev 11410d599adSMaya Erez struct blink_on_off_time led_blink_time[] = { 11510d599adSMaya Erez {WIL_LED_BLINK_ON_SLOW_MS, WIL_LED_BLINK_OFF_SLOW_MS}, 11610d599adSMaya Erez {WIL_LED_BLINK_ON_MED_MS, WIL_LED_BLINK_OFF_MED_MS}, 11710d599adSMaya Erez {WIL_LED_BLINK_ON_FAST_MS, WIL_LED_BLINK_OFF_FAST_MS}, 11810d599adSMaya Erez }; 11910d599adSMaya Erez 12010d599adSMaya Erez u8 led_polarity = LED_POLARITY_LOW_ACTIVE; 12110d599adSMaya Erez 1222be7d22fSVladimir Kondratiev /** 12361578820SLior David * return AHB address for given firmware internal (linker) address 1242be7d22fSVladimir Kondratiev * @x - internal address 1252be7d22fSVladimir Kondratiev * If address have no valid AHB mapping, return 0 1262be7d22fSVladimir Kondratiev */ 1272be7d22fSVladimir Kondratiev static u32 wmi_addr_remap(u32 x) 1282be7d22fSVladimir Kondratiev { 1292be7d22fSVladimir Kondratiev uint i; 1302be7d22fSVladimir Kondratiev 1312be7d22fSVladimir Kondratiev for (i = 0; i < ARRAY_SIZE(fw_mapping); i++) { 13261578820SLior David if (fw_mapping[i].fw && 13361578820SLior David ((x >= fw_mapping[i].from) && (x < fw_mapping[i].to))) 1342be7d22fSVladimir Kondratiev return x + fw_mapping[i].host - fw_mapping[i].from; 1352be7d22fSVladimir Kondratiev } 1362be7d22fSVladimir Kondratiev 1372be7d22fSVladimir Kondratiev return 0; 1382be7d22fSVladimir Kondratiev } 1392be7d22fSVladimir Kondratiev 1402be7d22fSVladimir Kondratiev /** 1412be7d22fSVladimir Kondratiev * Check address validity for WMI buffer; remap if needed 1422be7d22fSVladimir Kondratiev * @ptr - internal (linker) fw/ucode address 1432be7d22fSVladimir Kondratiev * 1442be7d22fSVladimir Kondratiev * Valid buffer should be DWORD aligned 1452be7d22fSVladimir Kondratiev * 1462be7d22fSVladimir Kondratiev * return address for accessing buffer from the host; 1472be7d22fSVladimir Kondratiev * if buffer is not valid, return NULL. 1482be7d22fSVladimir Kondratiev */ 1492be7d22fSVladimir Kondratiev void __iomem *wmi_buffer(struct wil6210_priv *wil, __le32 ptr_) 1502be7d22fSVladimir Kondratiev { 1512be7d22fSVladimir Kondratiev u32 off; 1522be7d22fSVladimir Kondratiev u32 ptr = le32_to_cpu(ptr_); 1532be7d22fSVladimir Kondratiev 1542be7d22fSVladimir Kondratiev if (ptr % 4) 1552be7d22fSVladimir Kondratiev return NULL; 1562be7d22fSVladimir Kondratiev 1572be7d22fSVladimir Kondratiev ptr = wmi_addr_remap(ptr); 1582be7d22fSVladimir Kondratiev if (ptr < WIL6210_FW_HOST_OFF) 1592be7d22fSVladimir Kondratiev return NULL; 1602be7d22fSVladimir Kondratiev 1612be7d22fSVladimir Kondratiev off = HOSTADDR(ptr); 162d86d4716SMaya Erez if (off > wil->bar_size - 4) 1632be7d22fSVladimir Kondratiev return NULL; 1642be7d22fSVladimir Kondratiev 1652be7d22fSVladimir Kondratiev return wil->csr + off; 1662be7d22fSVladimir Kondratiev } 1672be7d22fSVladimir Kondratiev 1682be7d22fSVladimir Kondratiev /** 1692be7d22fSVladimir Kondratiev * Check address validity 1702be7d22fSVladimir Kondratiev */ 1712be7d22fSVladimir Kondratiev void __iomem *wmi_addr(struct wil6210_priv *wil, u32 ptr) 1722be7d22fSVladimir Kondratiev { 1732be7d22fSVladimir Kondratiev u32 off; 1742be7d22fSVladimir Kondratiev 1752be7d22fSVladimir Kondratiev if (ptr % 4) 1762be7d22fSVladimir Kondratiev return NULL; 1772be7d22fSVladimir Kondratiev 1782be7d22fSVladimir Kondratiev if (ptr < WIL6210_FW_HOST_OFF) 1792be7d22fSVladimir Kondratiev return NULL; 1802be7d22fSVladimir Kondratiev 1812be7d22fSVladimir Kondratiev off = HOSTADDR(ptr); 182d86d4716SMaya Erez if (off > wil->bar_size - 4) 1832be7d22fSVladimir Kondratiev return NULL; 1842be7d22fSVladimir Kondratiev 1852be7d22fSVladimir Kondratiev return wil->csr + off; 1862be7d22fSVladimir Kondratiev } 1872be7d22fSVladimir Kondratiev 1882be7d22fSVladimir Kondratiev int wmi_read_hdr(struct wil6210_priv *wil, __le32 ptr, 1892be7d22fSVladimir Kondratiev struct wil6210_mbox_hdr *hdr) 1902be7d22fSVladimir Kondratiev { 1912be7d22fSVladimir Kondratiev void __iomem *src = wmi_buffer(wil, ptr); 1928fe59627SVladimir Kondratiev 1932be7d22fSVladimir Kondratiev if (!src) 1942be7d22fSVladimir Kondratiev return -EINVAL; 1952be7d22fSVladimir Kondratiev 1962be7d22fSVladimir Kondratiev wil_memcpy_fromio_32(hdr, src, sizeof(*hdr)); 1972be7d22fSVladimir Kondratiev 1982be7d22fSVladimir Kondratiev return 0; 1992be7d22fSVladimir Kondratiev } 2002be7d22fSVladimir Kondratiev 2012be7d22fSVladimir Kondratiev static int __wmi_send(struct wil6210_priv *wil, u16 cmdid, void *buf, u16 len) 2022be7d22fSVladimir Kondratiev { 2032be7d22fSVladimir Kondratiev struct { 2042be7d22fSVladimir Kondratiev struct wil6210_mbox_hdr hdr; 205b874ddecSLior David struct wmi_cmd_hdr wmi; 2062be7d22fSVladimir Kondratiev } __packed cmd = { 2072be7d22fSVladimir Kondratiev .hdr = { 2082be7d22fSVladimir Kondratiev .type = WIL_MBOX_HDR_TYPE_WMI, 2092be7d22fSVladimir Kondratiev .flags = 0, 2102be7d22fSVladimir Kondratiev .len = cpu_to_le16(sizeof(cmd.wmi) + len), 2112be7d22fSVladimir Kondratiev }, 2122be7d22fSVladimir Kondratiev .wmi = { 213f988b23fSVladimir Kondratiev .mid = 0, 214b874ddecSLior David .command_id = cpu_to_le16(cmdid), 2152be7d22fSVladimir Kondratiev }, 2162be7d22fSVladimir Kondratiev }; 2172be7d22fSVladimir Kondratiev struct wil6210_mbox_ring *r = &wil->mbox_ctl.tx; 2182be7d22fSVladimir Kondratiev struct wil6210_mbox_ring_desc d_head; 2192be7d22fSVladimir Kondratiev u32 next_head; 2202be7d22fSVladimir Kondratiev void __iomem *dst; 2212be7d22fSVladimir Kondratiev void __iomem *head = wmi_addr(wil, r->head); 2222be7d22fSVladimir Kondratiev uint retry; 223349214c1SMaya Erez int rc = 0; 2242be7d22fSVladimir Kondratiev 2252be7d22fSVladimir Kondratiev if (sizeof(cmd) + len > r->entry_size) { 2262be7d22fSVladimir Kondratiev wil_err(wil, "WMI size too large: %d bytes, max is %d\n", 2272be7d22fSVladimir Kondratiev (int)(sizeof(cmd) + len), r->entry_size); 2282be7d22fSVladimir Kondratiev return -ERANGE; 2292be7d22fSVladimir Kondratiev } 2302be7d22fSVladimir Kondratiev 2312be7d22fSVladimir Kondratiev might_sleep(); 2322be7d22fSVladimir Kondratiev 2339419b6a2SVladimir Kondratiev if (!test_bit(wil_status_fwready, wil->status)) { 23415e23124SVladimir Kondratiev wil_err(wil, "WMI: cannot send command while FW not ready\n"); 2352be7d22fSVladimir Kondratiev return -EAGAIN; 2362be7d22fSVladimir Kondratiev } 2372be7d22fSVladimir Kondratiev 238fe9ee51eSMaya Erez /* Allow sending only suspend / resume commands during susepnd flow */ 239fe9ee51eSMaya Erez if ((test_bit(wil_status_suspending, wil->status) || 240fe9ee51eSMaya Erez test_bit(wil_status_suspended, wil->status) || 241fe9ee51eSMaya Erez test_bit(wil_status_resuming, wil->status)) && 242fe9ee51eSMaya Erez ((cmdid != WMI_TRAFFIC_SUSPEND_CMDID) && 243fe9ee51eSMaya Erez (cmdid != WMI_TRAFFIC_RESUME_CMDID))) { 244fe9ee51eSMaya Erez wil_err(wil, "WMI: reject send_command during suspend\n"); 245fe9ee51eSMaya Erez return -EINVAL; 246fe9ee51eSMaya Erez } 247fe9ee51eSMaya Erez 2482be7d22fSVladimir Kondratiev if (!head) { 2492be7d22fSVladimir Kondratiev wil_err(wil, "WMI head is garbage: 0x%08x\n", r->head); 2502be7d22fSVladimir Kondratiev return -EINVAL; 2512be7d22fSVladimir Kondratiev } 252349214c1SMaya Erez 253349214c1SMaya Erez wil_halp_vote(wil); 254349214c1SMaya Erez 2552be7d22fSVladimir Kondratiev /* read Tx head till it is not busy */ 2562be7d22fSVladimir Kondratiev for (retry = 5; retry > 0; retry--) { 2572be7d22fSVladimir Kondratiev wil_memcpy_fromio_32(&d_head, head, sizeof(d_head)); 2582be7d22fSVladimir Kondratiev if (d_head.sync == 0) 2592be7d22fSVladimir Kondratiev break; 2602be7d22fSVladimir Kondratiev msleep(20); 2612be7d22fSVladimir Kondratiev } 2622be7d22fSVladimir Kondratiev if (d_head.sync != 0) { 2632be7d22fSVladimir Kondratiev wil_err(wil, "WMI head busy\n"); 264349214c1SMaya Erez rc = -EBUSY; 265349214c1SMaya Erez goto out; 2662be7d22fSVladimir Kondratiev } 2672be7d22fSVladimir Kondratiev /* next head */ 2682be7d22fSVladimir Kondratiev next_head = r->base + ((r->head - r->base + sizeof(d_head)) % r->size); 2697743882dSVladimir Kondratiev wil_dbg_wmi(wil, "Head 0x%08x -> 0x%08x\n", r->head, next_head); 2702be7d22fSVladimir Kondratiev /* wait till FW finish with previous command */ 2712be7d22fSVladimir Kondratiev for (retry = 5; retry > 0; retry--) { 272452133a7SMaya Erez if (!test_bit(wil_status_fwready, wil->status)) { 273452133a7SMaya Erez wil_err(wil, "WMI: cannot send command while FW not ready\n"); 274349214c1SMaya Erez rc = -EAGAIN; 275349214c1SMaya Erez goto out; 276452133a7SMaya Erez } 277b9eeb512SVladimir Kondratiev r->tail = wil_r(wil, RGF_MBOX + 2782be7d22fSVladimir Kondratiev offsetof(struct wil6210_mbox_ctl, tx.tail)); 2792be7d22fSVladimir Kondratiev if (next_head != r->tail) 2802be7d22fSVladimir Kondratiev break; 2812be7d22fSVladimir Kondratiev msleep(20); 2822be7d22fSVladimir Kondratiev } 2832be7d22fSVladimir Kondratiev if (next_head == r->tail) { 2842be7d22fSVladimir Kondratiev wil_err(wil, "WMI ring full\n"); 285349214c1SMaya Erez rc = -EBUSY; 286349214c1SMaya Erez goto out; 2872be7d22fSVladimir Kondratiev } 2882be7d22fSVladimir Kondratiev dst = wmi_buffer(wil, d_head.addr); 2892be7d22fSVladimir Kondratiev if (!dst) { 2902be7d22fSVladimir Kondratiev wil_err(wil, "invalid WMI buffer: 0x%08x\n", 2912be7d22fSVladimir Kondratiev le32_to_cpu(d_head.addr)); 292349214c1SMaya Erez rc = -EAGAIN; 293349214c1SMaya Erez goto out; 2942be7d22fSVladimir Kondratiev } 2952be7d22fSVladimir Kondratiev cmd.hdr.seq = cpu_to_le16(++wil->wmi_seq); 2962be7d22fSVladimir Kondratiev /* set command */ 2977743882dSVladimir Kondratiev wil_dbg_wmi(wil, "WMI command 0x%04x [%d]\n", cmdid, len); 2987743882dSVladimir Kondratiev wil_hex_dump_wmi("Cmd ", DUMP_PREFIX_OFFSET, 16, 1, &cmd, 2992be7d22fSVladimir Kondratiev sizeof(cmd), true); 3007743882dSVladimir Kondratiev wil_hex_dump_wmi("cmd ", DUMP_PREFIX_OFFSET, 16, 1, buf, 3012be7d22fSVladimir Kondratiev len, true); 3022be7d22fSVladimir Kondratiev wil_memcpy_toio_32(dst, &cmd, sizeof(cmd)); 3032be7d22fSVladimir Kondratiev wil_memcpy_toio_32(dst + sizeof(cmd), buf, len); 3042be7d22fSVladimir Kondratiev /* mark entry as full */ 305b9eeb512SVladimir Kondratiev wil_w(wil, r->head + offsetof(struct wil6210_mbox_ring_desc, sync), 1); 3062be7d22fSVladimir Kondratiev /* advance next ptr */ 307b9eeb512SVladimir Kondratiev wil_w(wil, RGF_MBOX + offsetof(struct wil6210_mbox_ctl, tx.head), 308b9eeb512SVladimir Kondratiev r->head = next_head); 3092be7d22fSVladimir Kondratiev 310f988b23fSVladimir Kondratiev trace_wil6210_wmi_cmd(&cmd.wmi, buf, len); 31198658095SVladimir Kondratiev 3122be7d22fSVladimir Kondratiev /* interrupt to FW */ 313b9eeb512SVladimir Kondratiev wil_w(wil, RGF_USER_USER_ICR + offsetof(struct RGF_ICR, ICS), 314b9eeb512SVladimir Kondratiev SW_INT_MBOX); 3152be7d22fSVladimir Kondratiev 316349214c1SMaya Erez out: 317349214c1SMaya Erez wil_halp_unvote(wil); 318349214c1SMaya Erez return rc; 3192be7d22fSVladimir Kondratiev } 3202be7d22fSVladimir Kondratiev 3212be7d22fSVladimir Kondratiev int wmi_send(struct wil6210_priv *wil, u16 cmdid, void *buf, u16 len) 3222be7d22fSVladimir Kondratiev { 3232be7d22fSVladimir Kondratiev int rc; 3242be7d22fSVladimir Kondratiev 3252be7d22fSVladimir Kondratiev mutex_lock(&wil->wmi_mutex); 3262be7d22fSVladimir Kondratiev rc = __wmi_send(wil, cmdid, buf, len); 3272be7d22fSVladimir Kondratiev mutex_unlock(&wil->wmi_mutex); 3282be7d22fSVladimir Kondratiev 3292be7d22fSVladimir Kondratiev return rc; 3302be7d22fSVladimir Kondratiev } 3312be7d22fSVladimir Kondratiev 3322be7d22fSVladimir Kondratiev /*=== Event handlers ===*/ 3332be7d22fSVladimir Kondratiev static void wmi_evt_ready(struct wil6210_priv *wil, int id, void *d, int len) 3342be7d22fSVladimir Kondratiev { 3352be7d22fSVladimir Kondratiev struct wireless_dev *wdev = wil->wdev; 3362be7d22fSVladimir Kondratiev struct wmi_ready_event *evt = d; 3378fe59627SVladimir Kondratiev 338b8023177SVladimir Kondratiev wil->n_mids = evt->numof_additional_mids; 3392be7d22fSVladimir Kondratiev 34013cd9f75SLior David wil_info(wil, "FW ver. %s(SW %d); MAC %pM; %d MID's\n", 34113cd9f75SLior David wil->fw_version, le32_to_cpu(evt->sw_version), 342b8023177SVladimir Kondratiev evt->mac, wil->n_mids); 3432cd0f021SVladimir Kondratiev /* ignore MAC address, we already have it from the boot loader */ 34413cd9f75SLior David strlcpy(wdev->wiphy->fw_version, wil->fw_version, 34513cd9f75SLior David sizeof(wdev->wiphy->fw_version)); 3462be7d22fSVladimir Kondratiev 347c33407a8SVladimir Kondratiev wil_set_recovery_state(wil, fw_recovery_idle); 3489419b6a2SVladimir Kondratiev set_bit(wil_status_fwready, wil->status); 34959502647SDedy Lansky /* let the reset sequence continue */ 3502be7d22fSVladimir Kondratiev complete(&wil->wmi_ready); 3512be7d22fSVladimir Kondratiev } 3522be7d22fSVladimir Kondratiev 3532be7d22fSVladimir Kondratiev static void wmi_evt_rx_mgmt(struct wil6210_priv *wil, int id, void *d, int len) 3542be7d22fSVladimir Kondratiev { 3552be7d22fSVladimir Kondratiev struct wmi_rx_mgmt_packet_event *data = d; 3562be7d22fSVladimir Kondratiev struct wiphy *wiphy = wil_to_wiphy(wil); 3572be7d22fSVladimir Kondratiev struct ieee80211_mgmt *rx_mgmt_frame = 3582be7d22fSVladimir Kondratiev (struct ieee80211_mgmt *)data->payload; 35990d89e9aSVladimir Kondratiev int flen = len - offsetof(struct wmi_rx_mgmt_packet_event, payload); 36090d89e9aSVladimir Kondratiev int ch_no; 36190d89e9aSVladimir Kondratiev u32 freq; 36290d89e9aSVladimir Kondratiev struct ieee80211_channel *channel; 36390d89e9aSVladimir Kondratiev s32 signal; 36490d89e9aSVladimir Kondratiev __le16 fc; 36590d89e9aSVladimir Kondratiev u32 d_len; 36690d89e9aSVladimir Kondratiev u16 d_status; 3672be7d22fSVladimir Kondratiev 36890d89e9aSVladimir Kondratiev if (flen < 0) { 36990d89e9aSVladimir Kondratiev wil_err(wil, "MGMT Rx: short event, len %d\n", len); 37090d89e9aSVladimir Kondratiev return; 37190d89e9aSVladimir Kondratiev } 37290d89e9aSVladimir Kondratiev 37390d89e9aSVladimir Kondratiev d_len = le32_to_cpu(data->info.len); 37490d89e9aSVladimir Kondratiev if (d_len != flen) { 37590d89e9aSVladimir Kondratiev wil_err(wil, 37690d89e9aSVladimir Kondratiev "MGMT Rx: length mismatch, d_len %d should be %d\n", 37790d89e9aSVladimir Kondratiev d_len, flen); 37890d89e9aSVladimir Kondratiev return; 37990d89e9aSVladimir Kondratiev } 38090d89e9aSVladimir Kondratiev 38190d89e9aSVladimir Kondratiev ch_no = data->info.channel + 1; 38257fbcce3SJohannes Berg freq = ieee80211_channel_to_frequency(ch_no, NL80211_BAND_60GHZ); 38390d89e9aSVladimir Kondratiev channel = ieee80211_get_channel(wiphy, freq); 38430868f5dSDedy Lansky if (test_bit(WMI_FW_CAPABILITY_RSSI_REPORTING, wil->fw_capabilities)) 38530868f5dSDedy Lansky signal = 100 * data->info.rssi; 38630868f5dSDedy Lansky else 38790d89e9aSVladimir Kondratiev signal = data->info.sqi; 38890d89e9aSVladimir Kondratiev d_status = le16_to_cpu(data->info.status); 38990d89e9aSVladimir Kondratiev fc = rx_mgmt_frame->frame_control; 39090d89e9aSVladimir Kondratiev 39130868f5dSDedy Lansky wil_dbg_wmi(wil, "MGMT Rx: channel %d MCS %d RSSI %d SQI %d%%\n", 39230868f5dSDedy Lansky data->info.channel, data->info.mcs, data->info.rssi, 393b8b33a3aSVladimir Kondratiev data->info.sqi); 394f27dbf78SVladimir Kondratiev wil_dbg_wmi(wil, "status 0x%04x len %d fc 0x%04x\n", d_status, d_len, 395f27dbf78SVladimir Kondratiev le16_to_cpu(fc)); 3967743882dSVladimir Kondratiev wil_dbg_wmi(wil, "qid %d mid %d cid %d\n", 3972be7d22fSVladimir Kondratiev data->info.qid, data->info.mid, data->info.cid); 39890d89e9aSVladimir Kondratiev wil_hex_dump_wmi("MGMT Rx ", DUMP_PREFIX_OFFSET, 16, 1, rx_mgmt_frame, 39990d89e9aSVladimir Kondratiev d_len, true); 4002be7d22fSVladimir Kondratiev 4012be7d22fSVladimir Kondratiev if (!channel) { 4022be7d22fSVladimir Kondratiev wil_err(wil, "Frame on unsupported channel\n"); 4032be7d22fSVladimir Kondratiev return; 4042be7d22fSVladimir Kondratiev } 4052be7d22fSVladimir Kondratiev 4062be7d22fSVladimir Kondratiev if (ieee80211_is_beacon(fc) || ieee80211_is_probe_resp(fc)) { 4072be7d22fSVladimir Kondratiev struct cfg80211_bss *bss; 4088eea944aSVladimir Kondratiev u64 tsf = le64_to_cpu(rx_mgmt_frame->u.beacon.timestamp); 4098eea944aSVladimir Kondratiev u16 cap = le16_to_cpu(rx_mgmt_frame->u.beacon.capab_info); 4108eea944aSVladimir Kondratiev u16 bi = le16_to_cpu(rx_mgmt_frame->u.beacon.beacon_int); 4118eea944aSVladimir Kondratiev const u8 *ie_buf = rx_mgmt_frame->u.beacon.variable; 4128eea944aSVladimir Kondratiev size_t ie_len = d_len - offsetof(struct ieee80211_mgmt, 4138eea944aSVladimir Kondratiev u.beacon.variable); 4148eea944aSVladimir Kondratiev wil_dbg_wmi(wil, "Capability info : 0x%04x\n", cap); 4158eea944aSVladimir Kondratiev wil_dbg_wmi(wil, "TSF : 0x%016llx\n", tsf); 4168eea944aSVladimir Kondratiev wil_dbg_wmi(wil, "Beacon interval : %d\n", bi); 4178eea944aSVladimir Kondratiev wil_hex_dump_wmi("IE ", DUMP_PREFIX_OFFSET, 16, 1, ie_buf, 4188eea944aSVladimir Kondratiev ie_len, true); 4192be7d22fSVladimir Kondratiev 420e6d68341SDedy Lansky wil_dbg_wmi(wil, "Capability info : 0x%04x\n", cap); 421e6d68341SDedy Lansky 422a0f7845bSVladimir Kondratiev bss = cfg80211_inform_bss_frame(wiphy, channel, rx_mgmt_frame, 423a0f7845bSVladimir Kondratiev d_len, signal, GFP_KERNEL); 4242be7d22fSVladimir Kondratiev if (bss) { 4257743882dSVladimir Kondratiev wil_dbg_wmi(wil, "Added BSS %pM\n", 4262be7d22fSVladimir Kondratiev rx_mgmt_frame->bssid); 4275b112d3dSJohannes Berg cfg80211_put_bss(wiphy, bss); 4282be7d22fSVladimir Kondratiev } else { 4295bc8c1f2SJohannes Berg wil_err(wil, "cfg80211_inform_bss_frame() failed\n"); 4302be7d22fSVladimir Kondratiev } 431102b1d99SVladimir Kondratiev } else { 4324332cac1SLior David mutex_lock(&wil->p2p_wdev_mutex); 4334332cac1SLior David cfg80211_rx_mgmt(wil->radio_wdev, freq, signal, 434970fdfa8SVladimir Kondratiev (void *)rx_mgmt_frame, d_len, 0); 4354332cac1SLior David mutex_unlock(&wil->p2p_wdev_mutex); 4362be7d22fSVladimir Kondratiev } 4372be7d22fSVladimir Kondratiev } 4382be7d22fSVladimir Kondratiev 43990d89e9aSVladimir Kondratiev static void wmi_evt_tx_mgmt(struct wil6210_priv *wil, int id, void *d, int len) 44090d89e9aSVladimir Kondratiev { 44190d89e9aSVladimir Kondratiev struct wmi_tx_mgmt_packet_event *data = d; 44290d89e9aSVladimir Kondratiev struct ieee80211_mgmt *mgmt_frame = 44390d89e9aSVladimir Kondratiev (struct ieee80211_mgmt *)data->payload; 44490d89e9aSVladimir Kondratiev int flen = len - offsetof(struct wmi_tx_mgmt_packet_event, payload); 44590d89e9aSVladimir Kondratiev 44690d89e9aSVladimir Kondratiev wil_hex_dump_wmi("MGMT Tx ", DUMP_PREFIX_OFFSET, 16, 1, mgmt_frame, 44790d89e9aSVladimir Kondratiev flen, true); 44890d89e9aSVladimir Kondratiev } 44990d89e9aSVladimir Kondratiev 4502be7d22fSVladimir Kondratiev static void wmi_evt_scan_complete(struct wil6210_priv *wil, int id, 4512be7d22fSVladimir Kondratiev void *d, int len) 4522be7d22fSVladimir Kondratiev { 4535ffae432SLior David mutex_lock(&wil->p2p_wdev_mutex); 4542be7d22fSVladimir Kondratiev if (wil->scan_request) { 4552be7d22fSVladimir Kondratiev struct wmi_scan_complete_event *data = d; 456035859a5SMaya Erez int status = le32_to_cpu(data->status); 4571d76250bSAvraham Stern struct cfg80211_scan_info info = { 458035859a5SMaya Erez .aborted = ((status != WMI_SCAN_SUCCESS) && 459035859a5SMaya Erez (status != WMI_SCAN_ABORT_REJECTED)), 4601d76250bSAvraham Stern }; 4612be7d22fSVladimir Kondratiev 462035859a5SMaya Erez wil_dbg_wmi(wil, "SCAN_COMPLETE(0x%08x)\n", status); 4632a91d7d0SVladimir Kondratiev wil_dbg_misc(wil, "Complete scan_request 0x%p aborted %d\n", 4641d76250bSAvraham Stern wil->scan_request, info.aborted); 465047e5d74SVladimir Kondratiev del_timer_sync(&wil->scan_timer); 4661d76250bSAvraham Stern cfg80211_scan_done(wil->scan_request, &info); 4674332cac1SLior David wil->radio_wdev = wil->wdev; 4682be7d22fSVladimir Kondratiev wil->scan_request = NULL; 469035859a5SMaya Erez wake_up_interruptible(&wil->wq); 470bb6743f7SLior David if (wil->p2p.pending_listen_wdev) { 471bb6743f7SLior David wil_dbg_misc(wil, "Scheduling delayed listen\n"); 472bb6743f7SLior David schedule_work(&wil->p2p.delayed_listen_work); 473bb6743f7SLior David } 4742be7d22fSVladimir Kondratiev } else { 4752be7d22fSVladimir Kondratiev wil_err(wil, "SCAN_COMPLETE while not scanning\n"); 4762be7d22fSVladimir Kondratiev } 4775ffae432SLior David mutex_unlock(&wil->p2p_wdev_mutex); 4782be7d22fSVladimir Kondratiev } 4792be7d22fSVladimir Kondratiev 4802be7d22fSVladimir Kondratiev static void wmi_evt_connect(struct wil6210_priv *wil, int id, void *d, int len) 4812be7d22fSVladimir Kondratiev { 4822be7d22fSVladimir Kondratiev struct net_device *ndev = wil_to_ndev(wil); 4832be7d22fSVladimir Kondratiev struct wireless_dev *wdev = wil->wdev; 4842be7d22fSVladimir Kondratiev struct wmi_connect_event *evt = d; 4852be7d22fSVladimir Kondratiev int ch; /* channel number */ 4862be7d22fSVladimir Kondratiev struct station_info sinfo; 4872be7d22fSVladimir Kondratiev u8 *assoc_req_ie, *assoc_resp_ie; 4882be7d22fSVladimir Kondratiev size_t assoc_req_ielen, assoc_resp_ielen; 4892be7d22fSVladimir Kondratiev /* capinfo(u16) + listen_interval(u16) + IEs */ 4902be7d22fSVladimir Kondratiev const size_t assoc_req_ie_offset = sizeof(u16) * 2; 4912be7d22fSVladimir Kondratiev /* capinfo(u16) + status_code(u16) + associd(u16) + IEs */ 4922be7d22fSVladimir Kondratiev const size_t assoc_resp_ie_offset = sizeof(u16) * 3; 4930916d9f2SMaya Erez int rc; 4942be7d22fSVladimir Kondratiev 4952be7d22fSVladimir Kondratiev if (len < sizeof(*evt)) { 4962be7d22fSVladimir Kondratiev wil_err(wil, "Connect event too short : %d bytes\n", len); 4972be7d22fSVladimir Kondratiev return; 4982be7d22fSVladimir Kondratiev } 4992be7d22fSVladimir Kondratiev if (len != sizeof(*evt) + evt->beacon_ie_len + evt->assoc_req_len + 5002be7d22fSVladimir Kondratiev evt->assoc_resp_len) { 5012be7d22fSVladimir Kondratiev wil_err(wil, 5022be7d22fSVladimir Kondratiev "Connect event corrupted : %d != %d + %d + %d + %d\n", 5032be7d22fSVladimir Kondratiev len, (int)sizeof(*evt), evt->beacon_ie_len, 5042be7d22fSVladimir Kondratiev evt->assoc_req_len, evt->assoc_resp_len); 5052be7d22fSVladimir Kondratiev return; 5062be7d22fSVladimir Kondratiev } 5073df2cd36SVladimir Kondratiev if (evt->cid >= WIL6210_MAX_CID) { 5083df2cd36SVladimir Kondratiev wil_err(wil, "Connect CID invalid : %d\n", evt->cid); 5093df2cd36SVladimir Kondratiev return; 5103df2cd36SVladimir Kondratiev } 5113df2cd36SVladimir Kondratiev 5122be7d22fSVladimir Kondratiev ch = evt->channel + 1; 5139d865ee2SLior David wil_info(wil, "Connect %pM channel [%d] cid %d aid %d\n", 5149d865ee2SLior David evt->bssid, ch, evt->cid, evt->aid); 5157743882dSVladimir Kondratiev wil_hex_dump_wmi("connect AI : ", DUMP_PREFIX_OFFSET, 16, 1, 5162be7d22fSVladimir Kondratiev evt->assoc_info, len - sizeof(*evt), true); 5172be7d22fSVladimir Kondratiev 5182be7d22fSVladimir Kondratiev /* figure out IE's */ 5192be7d22fSVladimir Kondratiev assoc_req_ie = &evt->assoc_info[evt->beacon_ie_len + 5202be7d22fSVladimir Kondratiev assoc_req_ie_offset]; 5212be7d22fSVladimir Kondratiev assoc_req_ielen = evt->assoc_req_len - assoc_req_ie_offset; 5222be7d22fSVladimir Kondratiev if (evt->assoc_req_len <= assoc_req_ie_offset) { 5232be7d22fSVladimir Kondratiev assoc_req_ie = NULL; 5242be7d22fSVladimir Kondratiev assoc_req_ielen = 0; 5252be7d22fSVladimir Kondratiev } 5262be7d22fSVladimir Kondratiev 5272be7d22fSVladimir Kondratiev assoc_resp_ie = &evt->assoc_info[evt->beacon_ie_len + 5282be7d22fSVladimir Kondratiev evt->assoc_req_len + 5292be7d22fSVladimir Kondratiev assoc_resp_ie_offset]; 5302be7d22fSVladimir Kondratiev assoc_resp_ielen = evt->assoc_resp_len - assoc_resp_ie_offset; 5312be7d22fSVladimir Kondratiev if (evt->assoc_resp_len <= assoc_resp_ie_offset) { 5322be7d22fSVladimir Kondratiev assoc_resp_ie = NULL; 5332be7d22fSVladimir Kondratiev assoc_resp_ielen = 0; 5342be7d22fSVladimir Kondratiev } 5352be7d22fSVladimir Kondratiev 5360916d9f2SMaya Erez if (test_bit(wil_status_resetting, wil->status) || 5370916d9f2SMaya Erez !test_bit(wil_status_fwready, wil->status)) { 5380916d9f2SMaya Erez wil_err(wil, "status_resetting, cancel connect event, CID %d\n", 5390916d9f2SMaya Erez evt->cid); 5400916d9f2SMaya Erez /* no need for cleanup, wil_reset will do that */ 5410916d9f2SMaya Erez return; 5420916d9f2SMaya Erez } 5430916d9f2SMaya Erez 544b819447dSHamad Kadmany mutex_lock(&wil->mutex); 545b819447dSHamad Kadmany 5462be7d22fSVladimir Kondratiev if ((wdev->iftype == NL80211_IFTYPE_STATION) || 5472be7d22fSVladimir Kondratiev (wdev->iftype == NL80211_IFTYPE_P2P_CLIENT)) { 5489419b6a2SVladimir Kondratiev if (!test_bit(wil_status_fwconnecting, wil->status)) { 5492be7d22fSVladimir Kondratiev wil_err(wil, "Not in connecting state\n"); 5500916d9f2SMaya Erez mutex_unlock(&wil->mutex); 5512be7d22fSVladimir Kondratiev return; 5522be7d22fSVladimir Kondratiev } 5532be7d22fSVladimir Kondratiev del_timer_sync(&wil->connect_timer); 5543d287fb3SMaya Erez } else if ((wdev->iftype == NL80211_IFTYPE_AP) || 5553d287fb3SMaya Erez (wdev->iftype == NL80211_IFTYPE_P2P_GO)) { 5563d287fb3SMaya Erez if (wil->sta[evt->cid].status != wil_sta_unused) { 557af3db60aSLazar Alexei wil_err(wil, "AP: Invalid status %d for CID %d\n", 558af3db60aSLazar Alexei wil->sta[evt->cid].status, evt->cid); 5593d287fb3SMaya Erez mutex_unlock(&wil->mutex); 5603d287fb3SMaya Erez return; 5613d287fb3SMaya Erez } 5620916d9f2SMaya Erez } 5630916d9f2SMaya Erez 5640916d9f2SMaya Erez /* FIXME FW can transmit only ucast frames to peer */ 5650916d9f2SMaya Erez /* FIXME real ring_id instead of hard coded 0 */ 5660916d9f2SMaya Erez ether_addr_copy(wil->sta[evt->cid].addr, evt->bssid); 5670916d9f2SMaya Erez wil->sta[evt->cid].status = wil_sta_conn_pending; 5680916d9f2SMaya Erez 5690916d9f2SMaya Erez rc = wil_tx_init(wil, evt->cid); 5700916d9f2SMaya Erez if (rc) { 571af3db60aSLazar Alexei wil_err(wil, "config tx vring failed for CID %d, rc (%d)\n", 572af3db60aSLazar Alexei evt->cid, rc); 5730916d9f2SMaya Erez wmi_disconnect_sta(wil, wil->sta[evt->cid].addr, 574849a564bSDedy Lansky WLAN_REASON_UNSPECIFIED, false, false); 5750916d9f2SMaya Erez } else { 576af3db60aSLazar Alexei wil_info(wil, "successful connection to CID %d\n", evt->cid); 5770916d9f2SMaya Erez } 5780916d9f2SMaya Erez 5790916d9f2SMaya Erez if ((wdev->iftype == NL80211_IFTYPE_STATION) || 5800916d9f2SMaya Erez (wdev->iftype == NL80211_IFTYPE_P2P_CLIENT)) { 5810916d9f2SMaya Erez if (rc) { 5820916d9f2SMaya Erez netif_carrier_off(ndev); 5839953a782SLior David wil6210_bus_request(wil, WIL_DEFAULT_BUS_REQUEST_KBPS); 584af3db60aSLazar Alexei wil_err(wil, "cfg80211_connect_result with failure\n"); 5850916d9f2SMaya Erez cfg80211_connect_result(ndev, evt->bssid, NULL, 0, 5860916d9f2SMaya Erez NULL, 0, 5870916d9f2SMaya Erez WLAN_STATUS_UNSPECIFIED_FAILURE, 5880916d9f2SMaya Erez GFP_KERNEL); 5890916d9f2SMaya Erez goto out; 5900916d9f2SMaya Erez } else { 591bcdd49b0SDedy Lansky struct wiphy *wiphy = wil_to_wiphy(wil); 592bcdd49b0SDedy Lansky 593bcdd49b0SDedy Lansky cfg80211_ref_bss(wiphy, wil->bss); 594bcdd49b0SDedy Lansky cfg80211_connect_bss(ndev, evt->bssid, wil->bss, 5952be7d22fSVladimir Kondratiev assoc_req_ie, assoc_req_ielen, 5962be7d22fSVladimir Kondratiev assoc_resp_ie, assoc_resp_ielen, 597bcdd49b0SDedy Lansky WLAN_STATUS_SUCCESS, GFP_KERNEL, 598bcdd49b0SDedy Lansky NL80211_TIMEOUT_UNSPECIFIED); 5990916d9f2SMaya Erez } 600bcdd49b0SDedy Lansky wil->bss = NULL; 6012be7d22fSVladimir Kondratiev } else if ((wdev->iftype == NL80211_IFTYPE_AP) || 6022be7d22fSVladimir Kondratiev (wdev->iftype == NL80211_IFTYPE_P2P_GO)) { 603849a564bSDedy Lansky if (rc) { 604849a564bSDedy Lansky if (disable_ap_sme) 605849a564bSDedy Lansky /* notify new_sta has failed */ 606849a564bSDedy Lansky cfg80211_del_sta(ndev, evt->bssid, GFP_KERNEL); 6070916d9f2SMaya Erez goto out; 608849a564bSDedy Lansky } 6090916d9f2SMaya Erez 6102be7d22fSVladimir Kondratiev memset(&sinfo, 0, sizeof(sinfo)); 6112be7d22fSVladimir Kondratiev 6122be7d22fSVladimir Kondratiev sinfo.generation = wil->sinfo_gen++; 6132be7d22fSVladimir Kondratiev 6142be7d22fSVladimir Kondratiev if (assoc_req_ie) { 6152be7d22fSVladimir Kondratiev sinfo.assoc_req_ies = assoc_req_ie; 6162be7d22fSVladimir Kondratiev sinfo.assoc_req_ies_len = assoc_req_ielen; 6172be7d22fSVladimir Kondratiev } 6182be7d22fSVladimir Kondratiev 6192be7d22fSVladimir Kondratiev cfg80211_new_sta(ndev, evt->bssid, &sinfo, GFP_KERNEL); 6200916d9f2SMaya Erez } else { 621af3db60aSLazar Alexei wil_err(wil, "unhandled iftype %d for CID %d\n", wdev->iftype, 622af3db60aSLazar Alexei evt->cid); 6230916d9f2SMaya Erez goto out; 6242be7d22fSVladimir Kondratiev } 6250916d9f2SMaya Erez 6260916d9f2SMaya Erez wil->sta[evt->cid].status = wil_sta_connected; 6279d865ee2SLior David wil->sta[evt->cid].aid = evt->aid; 6289419b6a2SVladimir Kondratiev set_bit(wil_status_fwconnected, wil->status); 629f9e3033fSDedy Lansky wil_update_net_queues_bh(wil, NULL, false); 6302be7d22fSVladimir Kondratiev 6310916d9f2SMaya Erez out: 6320916d9f2SMaya Erez if (rc) 6330916d9f2SMaya Erez wil->sta[evt->cid].status = wil_sta_unused; 6340916d9f2SMaya Erez clear_bit(wil_status_fwconnecting, wil->status); 6350916d9f2SMaya Erez mutex_unlock(&wil->mutex); 6362be7d22fSVladimir Kondratiev } 6372be7d22fSVladimir Kondratiev 6382be7d22fSVladimir Kondratiev static void wmi_evt_disconnect(struct wil6210_priv *wil, int id, 6392be7d22fSVladimir Kondratiev void *d, int len) 6402be7d22fSVladimir Kondratiev { 6412be7d22fSVladimir Kondratiev struct wmi_disconnect_event *evt = d; 6424821e6d8SVladimir Kondratiev u16 reason_code = le16_to_cpu(evt->protocol_reason_status); 6432be7d22fSVladimir Kondratiev 6440916d9f2SMaya Erez wil_info(wil, "Disconnect %pM reason [proto %d wmi %d]\n", 6454821e6d8SVladimir Kondratiev evt->bssid, reason_code, evt->disconnect_reason); 6462be7d22fSVladimir Kondratiev 6472be7d22fSVladimir Kondratiev wil->sinfo_gen++; 6482be7d22fSVladimir Kondratiev 649b819447dSHamad Kadmany if (test_bit(wil_status_resetting, wil->status) || 650b819447dSHamad Kadmany !test_bit(wil_status_fwready, wil->status)) { 651b819447dSHamad Kadmany wil_err(wil, "status_resetting, cancel disconnect event\n"); 652b819447dSHamad Kadmany /* no need for cleanup, wil_reset will do that */ 653b819447dSHamad Kadmany return; 654b819447dSHamad Kadmany } 655b819447dSHamad Kadmany 656097638a0SVladimir Kondratiev mutex_lock(&wil->mutex); 6574821e6d8SVladimir Kondratiev wil6210_disconnect(wil, evt->bssid, reason_code, true); 658097638a0SVladimir Kondratiev mutex_unlock(&wil->mutex); 6592be7d22fSVladimir Kondratiev } 6602be7d22fSVladimir Kondratiev 6612be7d22fSVladimir Kondratiev /* 6622be7d22fSVladimir Kondratiev * Firmware reports EAPOL frame using WME event. 6632be7d22fSVladimir Kondratiev * Reconstruct Ethernet frame and deliver it via normal Rx 6642be7d22fSVladimir Kondratiev */ 6652be7d22fSVladimir Kondratiev static void wmi_evt_eapol_rx(struct wil6210_priv *wil, int id, 6662be7d22fSVladimir Kondratiev void *d, int len) 6672be7d22fSVladimir Kondratiev { 6682be7d22fSVladimir Kondratiev struct net_device *ndev = wil_to_ndev(wil); 6692be7d22fSVladimir Kondratiev struct wmi_eapol_rx_event *evt = d; 6702be7d22fSVladimir Kondratiev u16 eapol_len = le16_to_cpu(evt->eapol_len); 6712be7d22fSVladimir Kondratiev int sz = eapol_len + ETH_HLEN; 6722be7d22fSVladimir Kondratiev struct sk_buff *skb; 6732be7d22fSVladimir Kondratiev struct ethhdr *eth; 674c8b78b5fSVladimir Kondratiev int cid; 675c8b78b5fSVladimir Kondratiev struct wil_net_stats *stats = NULL; 6762be7d22fSVladimir Kondratiev 6777743882dSVladimir Kondratiev wil_dbg_wmi(wil, "EAPOL len %d from %pM\n", eapol_len, 6782be7d22fSVladimir Kondratiev evt->src_mac); 6792be7d22fSVladimir Kondratiev 680c8b78b5fSVladimir Kondratiev cid = wil_find_cid(wil, evt->src_mac); 681c8b78b5fSVladimir Kondratiev if (cid >= 0) 682c8b78b5fSVladimir Kondratiev stats = &wil->sta[cid].stats; 683c8b78b5fSVladimir Kondratiev 6842be7d22fSVladimir Kondratiev if (eapol_len > 196) { /* TODO: revisit size limit */ 6852be7d22fSVladimir Kondratiev wil_err(wil, "EAPOL too large\n"); 6862be7d22fSVladimir Kondratiev return; 6872be7d22fSVladimir Kondratiev } 6882be7d22fSVladimir Kondratiev 6892be7d22fSVladimir Kondratiev skb = alloc_skb(sz, GFP_KERNEL); 6902be7d22fSVladimir Kondratiev if (!skb) { 6912be7d22fSVladimir Kondratiev wil_err(wil, "Failed to allocate skb\n"); 6922be7d22fSVladimir Kondratiev return; 6932be7d22fSVladimir Kondratiev } 694c8b78b5fSVladimir Kondratiev 6954df864c1SJohannes Berg eth = skb_put(skb, ETH_HLEN); 696a82553bbSVladimir Kondratiev ether_addr_copy(eth->h_dest, ndev->dev_addr); 697a82553bbSVladimir Kondratiev ether_addr_copy(eth->h_source, evt->src_mac); 6982be7d22fSVladimir Kondratiev eth->h_proto = cpu_to_be16(ETH_P_PAE); 69959ae1d12SJohannes Berg skb_put_data(skb, evt->eapol, eapol_len); 7002be7d22fSVladimir Kondratiev skb->protocol = eth_type_trans(skb, ndev); 7012be7d22fSVladimir Kondratiev if (likely(netif_rx_ni(skb) == NET_RX_SUCCESS)) { 7022be7d22fSVladimir Kondratiev ndev->stats.rx_packets++; 703c8b78b5fSVladimir Kondratiev ndev->stats.rx_bytes += sz; 704c8b78b5fSVladimir Kondratiev if (stats) { 705c8b78b5fSVladimir Kondratiev stats->rx_packets++; 706c8b78b5fSVladimir Kondratiev stats->rx_bytes += sz; 707c8b78b5fSVladimir Kondratiev } 7082be7d22fSVladimir Kondratiev } else { 7092be7d22fSVladimir Kondratiev ndev->stats.rx_dropped++; 710c8b78b5fSVladimir Kondratiev if (stats) 711c8b78b5fSVladimir Kondratiev stats->rx_dropped++; 7122be7d22fSVladimir Kondratiev } 7132be7d22fSVladimir Kondratiev } 7142be7d22fSVladimir Kondratiev 715230d8442SVladimir Kondratiev static void wmi_evt_vring_en(struct wil6210_priv *wil, int id, void *d, int len) 7163a124ed6SVladimir Kondratiev { 717230d8442SVladimir Kondratiev struct wmi_vring_en_event *evt = d; 718230d8442SVladimir Kondratiev u8 vri = evt->vring_index; 719849a564bSDedy Lansky struct wireless_dev *wdev = wil_to_wdev(wil); 7203a124ed6SVladimir Kondratiev 721230d8442SVladimir Kondratiev wil_dbg_wmi(wil, "Enable vring %d\n", vri); 7223a124ed6SVladimir Kondratiev 723230d8442SVladimir Kondratiev if (vri >= ARRAY_SIZE(wil->vring_tx)) { 724230d8442SVladimir Kondratiev wil_err(wil, "Enable for invalid vring %d\n", vri); 725e58c9f70SVladimir Kondratiev return; 726e58c9f70SVladimir Kondratiev } 727849a564bSDedy Lansky 728849a564bSDedy Lansky if (wdev->iftype != NL80211_IFTYPE_AP || !disable_ap_sme) 729849a564bSDedy Lansky /* in AP mode with disable_ap_sme, this is done by 730849a564bSDedy Lansky * wil_cfg80211_change_station() 731849a564bSDedy Lansky */ 732230d8442SVladimir Kondratiev wil->vring_tx_data[vri].dot1x_open = true; 733230d8442SVladimir Kondratiev if (vri == wil->bcast_vring) /* no BA for bcast */ 734230d8442SVladimir Kondratiev return; 7353a3def8dSVladimir Kondratiev if (agg_wsize >= 0) 736230d8442SVladimir Kondratiev wil_addba_tx_request(wil, vri, agg_wsize); 7373442a504SVladimir Kondratiev } 7383442a504SVladimir Kondratiev 739249a382bSVladimir Kondratiev static void wmi_evt_ba_status(struct wil6210_priv *wil, int id, void *d, 740249a382bSVladimir Kondratiev int len) 741249a382bSVladimir Kondratiev { 742b874ddecSLior David struct wmi_ba_status_event *evt = d; 7433277213fSVladimir Kondratiev struct vring_tx_data *txdata; 744249a382bSVladimir Kondratiev 745cbcf5866SVladimir Kondratiev wil_dbg_wmi(wil, "BACK[%d] %s {%d} timeout %d AMSDU%s\n", 7467b05b0abSVladimir Kondratiev evt->ringid, 7477b05b0abSVladimir Kondratiev evt->status == WMI_BA_AGREED ? "OK" : "N/A", 748cbcf5866SVladimir Kondratiev evt->agg_wsize, __le16_to_cpu(evt->ba_timeout), 749cbcf5866SVladimir Kondratiev evt->amsdu ? "+" : "-"); 750b4490f42SVladimir Kondratiev 7517b05b0abSVladimir Kondratiev if (evt->ringid >= WIL6210_MAX_TX_RINGS) { 7527b05b0abSVladimir Kondratiev wil_err(wil, "invalid ring id %d\n", evt->ringid); 7537b05b0abSVladimir Kondratiev return; 7547b05b0abSVladimir Kondratiev } 7557b05b0abSVladimir Kondratiev 7563277213fSVladimir Kondratiev if (evt->status != WMI_BA_AGREED) { 7573277213fSVladimir Kondratiev evt->ba_timeout = 0; 7583277213fSVladimir Kondratiev evt->agg_wsize = 0; 759cbcf5866SVladimir Kondratiev evt->amsdu = 0; 7607b05b0abSVladimir Kondratiev } 7617b05b0abSVladimir Kondratiev 7623277213fSVladimir Kondratiev txdata = &wil->vring_tx_data[evt->ringid]; 7633277213fSVladimir Kondratiev 7643277213fSVladimir Kondratiev txdata->agg_timeout = le16_to_cpu(evt->ba_timeout); 7653277213fSVladimir Kondratiev txdata->agg_wsize = evt->agg_wsize; 766cbcf5866SVladimir Kondratiev txdata->agg_amsdu = evt->amsdu; 7673a124ed6SVladimir Kondratiev txdata->addba_in_progress = false; 7687b05b0abSVladimir Kondratiev } 7697b05b0abSVladimir Kondratiev 7703277213fSVladimir Kondratiev static void wmi_evt_addba_rx_req(struct wil6210_priv *wil, int id, void *d, 7713277213fSVladimir Kondratiev int len) 7723277213fSVladimir Kondratiev { 7733277213fSVladimir Kondratiev struct wmi_rcp_addba_req_event *evt = d; 7743277213fSVladimir Kondratiev 7753277213fSVladimir Kondratiev wil_addba_rx_request(wil, evt->cidxtid, evt->dialog_token, 7763277213fSVladimir Kondratiev evt->ba_param_set, evt->ba_timeout, 7773277213fSVladimir Kondratiev evt->ba_seq_ctrl); 7783277213fSVladimir Kondratiev } 7793277213fSVladimir Kondratiev 7803277213fSVladimir Kondratiev static void wmi_evt_delba(struct wil6210_priv *wil, int id, void *d, int len) 781bd33273bSVladimir Kondratiev __acquires(&sta->tid_rx_lock) __releases(&sta->tid_rx_lock) 7823277213fSVladimir Kondratiev { 7833277213fSVladimir Kondratiev struct wmi_delba_event *evt = d; 7843277213fSVladimir Kondratiev u8 cid, tid; 7853277213fSVladimir Kondratiev u16 reason = __le16_to_cpu(evt->reason); 7863277213fSVladimir Kondratiev struct wil_sta_info *sta; 787ec81b5adSDedy Lansky struct wil_tid_ampdu_rx *r; 788ec81b5adSDedy Lansky 789bd33273bSVladimir Kondratiev might_sleep(); 7903277213fSVladimir Kondratiev parse_cidxtid(evt->cidxtid, &cid, &tid); 7913277213fSVladimir Kondratiev wil_dbg_wmi(wil, "DELBA CID %d TID %d from %s reason %d\n", 7923277213fSVladimir Kondratiev cid, tid, 7933277213fSVladimir Kondratiev evt->from_initiator ? "originator" : "recipient", 7943277213fSVladimir Kondratiev reason); 7953277213fSVladimir Kondratiev if (!evt->from_initiator) { 7963277213fSVladimir Kondratiev int i; 7973277213fSVladimir Kondratiev /* find Tx vring it belongs to */ 7983277213fSVladimir Kondratiev for (i = 0; i < ARRAY_SIZE(wil->vring2cid_tid); i++) { 7993277213fSVladimir Kondratiev if ((wil->vring2cid_tid[i][0] == cid) && 8003277213fSVladimir Kondratiev (wil->vring2cid_tid[i][1] == tid)) { 8013277213fSVladimir Kondratiev struct vring_tx_data *txdata = 8023277213fSVladimir Kondratiev &wil->vring_tx_data[i]; 8033277213fSVladimir Kondratiev 8043277213fSVladimir Kondratiev wil_dbg_wmi(wil, "DELBA Tx vring %d\n", i); 8053277213fSVladimir Kondratiev txdata->agg_timeout = 0; 8063277213fSVladimir Kondratiev txdata->agg_wsize = 0; 8073a124ed6SVladimir Kondratiev txdata->addba_in_progress = false; 8083277213fSVladimir Kondratiev 8093277213fSVladimir Kondratiev break; /* max. 1 matching ring */ 8103277213fSVladimir Kondratiev } 8113277213fSVladimir Kondratiev } 8123277213fSVladimir Kondratiev if (i >= ARRAY_SIZE(wil->vring2cid_tid)) 8133277213fSVladimir Kondratiev wil_err(wil, "DELBA: unable to find Tx vring\n"); 8143277213fSVladimir Kondratiev return; 8153277213fSVladimir Kondratiev } 8163277213fSVladimir Kondratiev 8173277213fSVladimir Kondratiev sta = &wil->sta[cid]; 8183277213fSVladimir Kondratiev 819bd33273bSVladimir Kondratiev spin_lock_bh(&sta->tid_rx_lock); 820ec81b5adSDedy Lansky 8213277213fSVladimir Kondratiev r = sta->tid_rx[tid]; 8223277213fSVladimir Kondratiev sta->tid_rx[tid] = NULL; 823b4490f42SVladimir Kondratiev wil_tid_ampdu_rx_free(wil, r); 824ec81b5adSDedy Lansky 825bd33273bSVladimir Kondratiev spin_unlock_bh(&sta->tid_rx_lock); 826b4490f42SVladimir Kondratiev } 827b4490f42SVladimir Kondratiev 828b03fbab0SVladimir Kondratiev /** 829b03fbab0SVladimir Kondratiev * Some events are ignored for purpose; and need not be interpreted as 830b03fbab0SVladimir Kondratiev * "unhandled events" 831b03fbab0SVladimir Kondratiev */ 832b03fbab0SVladimir Kondratiev static void wmi_evt_ignore(struct wil6210_priv *wil, int id, void *d, int len) 833b03fbab0SVladimir Kondratiev { 834b03fbab0SVladimir Kondratiev wil_dbg_wmi(wil, "Ignore event 0x%04x len %d\n", id, len); 835b03fbab0SVladimir Kondratiev } 836b03fbab0SVladimir Kondratiev 8372be7d22fSVladimir Kondratiev static const struct { 8382be7d22fSVladimir Kondratiev int eventid; 8392be7d22fSVladimir Kondratiev void (*handler)(struct wil6210_priv *wil, int eventid, 8402be7d22fSVladimir Kondratiev void *data, int data_len); 8412be7d22fSVladimir Kondratiev } wmi_evt_handlers[] = { 8422be7d22fSVladimir Kondratiev {WMI_READY_EVENTID, wmi_evt_ready}, 843817f1853SVladimir Kondratiev {WMI_FW_READY_EVENTID, wmi_evt_ignore}, 8442be7d22fSVladimir Kondratiev {WMI_RX_MGMT_PACKET_EVENTID, wmi_evt_rx_mgmt}, 84590d89e9aSVladimir Kondratiev {WMI_TX_MGMT_PACKET_EVENTID, wmi_evt_tx_mgmt}, 8462be7d22fSVladimir Kondratiev {WMI_SCAN_COMPLETE_EVENTID, wmi_evt_scan_complete}, 8472be7d22fSVladimir Kondratiev {WMI_CONNECT_EVENTID, wmi_evt_connect}, 8482be7d22fSVladimir Kondratiev {WMI_DISCONNECT_EVENTID, wmi_evt_disconnect}, 8492be7d22fSVladimir Kondratiev {WMI_EAPOL_RX_EVENTID, wmi_evt_eapol_rx}, 850249a382bSVladimir Kondratiev {WMI_BA_STATUS_EVENTID, wmi_evt_ba_status}, 8513277213fSVladimir Kondratiev {WMI_RCP_ADDBA_REQ_EVENTID, wmi_evt_addba_rx_req}, 8523277213fSVladimir Kondratiev {WMI_DELBA_EVENTID, wmi_evt_delba}, 853230d8442SVladimir Kondratiev {WMI_VRING_EN_EVENTID, wmi_evt_vring_en}, 854b03fbab0SVladimir Kondratiev {WMI_DATA_PORT_OPEN_EVENTID, wmi_evt_ignore}, 8552be7d22fSVladimir Kondratiev }; 8562be7d22fSVladimir Kondratiev 8572be7d22fSVladimir Kondratiev /* 8582be7d22fSVladimir Kondratiev * Run in IRQ context 8592be7d22fSVladimir Kondratiev * Extract WMI command from mailbox. Queue it to the @wil->pending_wmi_ev 8602be7d22fSVladimir Kondratiev * that will be eventually handled by the @wmi_event_worker in the thread 8612be7d22fSVladimir Kondratiev * context of thread "wil6210_wmi" 8622be7d22fSVladimir Kondratiev */ 8632be7d22fSVladimir Kondratiev void wmi_recv_cmd(struct wil6210_priv *wil) 8642be7d22fSVladimir Kondratiev { 8652be7d22fSVladimir Kondratiev struct wil6210_mbox_ring_desc d_tail; 8662be7d22fSVladimir Kondratiev struct wil6210_mbox_hdr hdr; 8672be7d22fSVladimir Kondratiev struct wil6210_mbox_ring *r = &wil->mbox_ctl.rx; 8682be7d22fSVladimir Kondratiev struct pending_wmi_event *evt; 8692be7d22fSVladimir Kondratiev u8 *cmd; 8702be7d22fSVladimir Kondratiev void __iomem *src; 8712be7d22fSVladimir Kondratiev ulong flags; 872a715c7ddSVladimir Kondratiev unsigned n; 8730916d9f2SMaya Erez unsigned int num_immed_reply = 0; 8742be7d22fSVladimir Kondratiev 875817f1853SVladimir Kondratiev if (!test_bit(wil_status_mbox_ready, wil->status)) { 8764cf99c93SDedy Lansky wil_err(wil, "Reset in progress. Cannot handle WMI event\n"); 87755f7acddSVladimir Kondratiev return; 87855f7acddSVladimir Kondratiev } 87955f7acddSVladimir Kondratiev 880fe9ee51eSMaya Erez if (test_bit(wil_status_suspended, wil->status)) { 881fe9ee51eSMaya Erez wil_err(wil, "suspended. cannot handle WMI event\n"); 882fe9ee51eSMaya Erez return; 883fe9ee51eSMaya Erez } 884fe9ee51eSMaya Erez 885a715c7ddSVladimir Kondratiev for (n = 0;; n++) { 8862be7d22fSVladimir Kondratiev u16 len; 88795266dc0SVladimir Kondratiev bool q; 8880916d9f2SMaya Erez bool immed_reply = false; 8892be7d22fSVladimir Kondratiev 890b9eeb512SVladimir Kondratiev r->head = wil_r(wil, RGF_MBOX + 8912be7d22fSVladimir Kondratiev offsetof(struct wil6210_mbox_ctl, rx.head)); 89295266dc0SVladimir Kondratiev if (r->tail == r->head) 89395266dc0SVladimir Kondratiev break; 8942be7d22fSVladimir Kondratiev 895a715c7ddSVladimir Kondratiev wil_dbg_wmi(wil, "Mbox head %08x tail %08x\n", 896a715c7ddSVladimir Kondratiev r->head, r->tail); 897a715c7ddSVladimir Kondratiev /* read cmd descriptor from tail */ 8982be7d22fSVladimir Kondratiev wil_memcpy_fromio_32(&d_tail, wil->csr + HOSTADDR(r->tail), 8992be7d22fSVladimir Kondratiev sizeof(struct wil6210_mbox_ring_desc)); 9002be7d22fSVladimir Kondratiev if (d_tail.sync == 0) { 9012be7d22fSVladimir Kondratiev wil_err(wil, "Mbox evt not owned by FW?\n"); 90295266dc0SVladimir Kondratiev break; 9032be7d22fSVladimir Kondratiev } 9042be7d22fSVladimir Kondratiev 905a715c7ddSVladimir Kondratiev /* read cmd header from descriptor */ 9062be7d22fSVladimir Kondratiev if (0 != wmi_read_hdr(wil, d_tail.addr, &hdr)) { 9072be7d22fSVladimir Kondratiev wil_err(wil, "Mbox evt at 0x%08x?\n", 9082be7d22fSVladimir Kondratiev le32_to_cpu(d_tail.addr)); 90995266dc0SVladimir Kondratiev break; 9102be7d22fSVladimir Kondratiev } 9112be7d22fSVladimir Kondratiev len = le16_to_cpu(hdr.len); 912a715c7ddSVladimir Kondratiev wil_dbg_wmi(wil, "Mbox evt %04x %04x %04x %02x\n", 913a715c7ddSVladimir Kondratiev le16_to_cpu(hdr.seq), len, le16_to_cpu(hdr.type), 914a715c7ddSVladimir Kondratiev hdr.flags); 915a715c7ddSVladimir Kondratiev 916a715c7ddSVladimir Kondratiev /* read cmd buffer from descriptor */ 9172be7d22fSVladimir Kondratiev src = wmi_buffer(wil, d_tail.addr) + 9182be7d22fSVladimir Kondratiev sizeof(struct wil6210_mbox_hdr); 9192be7d22fSVladimir Kondratiev evt = kmalloc(ALIGN(offsetof(struct pending_wmi_event, 9202be7d22fSVladimir Kondratiev event.wmi) + len, 4), 9212be7d22fSVladimir Kondratiev GFP_KERNEL); 92214f8dc49SJoe Perches if (!evt) 92395266dc0SVladimir Kondratiev break; 92414f8dc49SJoe Perches 9252be7d22fSVladimir Kondratiev evt->event.hdr = hdr; 9262be7d22fSVladimir Kondratiev cmd = (void *)&evt->event.wmi; 9272be7d22fSVladimir Kondratiev wil_memcpy_fromio_32(cmd, src, len); 9282be7d22fSVladimir Kondratiev /* mark entry as empty */ 929b9eeb512SVladimir Kondratiev wil_w(wil, r->tail + 930b9eeb512SVladimir Kondratiev offsetof(struct wil6210_mbox_ring_desc, sync), 0); 9312be7d22fSVladimir Kondratiev /* indicate */ 9322be7d22fSVladimir Kondratiev if ((hdr.type == WIL_MBOX_HDR_TYPE_WMI) && 933b874ddecSLior David (len >= sizeof(struct wmi_cmd_hdr))) { 934b874ddecSLior David struct wmi_cmd_hdr *wmi = &evt->event.wmi; 935b874ddecSLior David u16 id = le16_to_cpu(wmi->command_id); 936b874ddecSLior David u32 tstamp = le32_to_cpu(wmi->fw_timestamp); 937fe9ee51eSMaya Erez if (test_bit(wil_status_resuming, wil->status)) { 938fe9ee51eSMaya Erez if (id == WMI_TRAFFIC_RESUME_EVENTID) 939fe9ee51eSMaya Erez clear_bit(wil_status_resuming, 940fe9ee51eSMaya Erez wil->status); 941fe9ee51eSMaya Erez else 942fe9ee51eSMaya Erez wil_err(wil, 943fe9ee51eSMaya Erez "WMI evt %d while resuming\n", 944fe9ee51eSMaya Erez id); 945fe9ee51eSMaya Erez } 946fe5c271eSMaya Erez spin_lock_irqsave(&wil->wmi_ev_lock, flags); 9470916d9f2SMaya Erez if (wil->reply_id && wil->reply_id == id) { 9480916d9f2SMaya Erez if (wil->reply_buf) { 9490916d9f2SMaya Erez memcpy(wil->reply_buf, wmi, 9500916d9f2SMaya Erez min(len, wil->reply_size)); 9510916d9f2SMaya Erez immed_reply = true; 9520916d9f2SMaya Erez } 953fe9ee51eSMaya Erez if (id == WMI_TRAFFIC_SUSPEND_EVENTID) { 954fe9ee51eSMaya Erez wil_dbg_wmi(wil, 955fe9ee51eSMaya Erez "set suspend_resp_rcvd\n"); 956fe9ee51eSMaya Erez wil->suspend_resp_rcvd = true; 957fe9ee51eSMaya Erez } 9580916d9f2SMaya Erez } 959fe5c271eSMaya Erez spin_unlock_irqrestore(&wil->wmi_ev_lock, flags); 9608fe59627SVladimir Kondratiev 961f988b23fSVladimir Kondratiev wil_dbg_wmi(wil, "WMI event 0x%04x MID %d @%d msec\n", 962f988b23fSVladimir Kondratiev id, wmi->mid, tstamp); 963f988b23fSVladimir Kondratiev trace_wil6210_wmi_event(wmi, &wmi[1], 964f988b23fSVladimir Kondratiev len - sizeof(*wmi)); 9652be7d22fSVladimir Kondratiev } 9667743882dSVladimir Kondratiev wil_hex_dump_wmi("evt ", DUMP_PREFIX_OFFSET, 16, 1, 9672be7d22fSVladimir Kondratiev &evt->event.hdr, sizeof(hdr) + len, true); 9682be7d22fSVladimir Kondratiev 9692be7d22fSVladimir Kondratiev /* advance tail */ 9702be7d22fSVladimir Kondratiev r->tail = r->base + ((r->tail - r->base + 9712be7d22fSVladimir Kondratiev sizeof(struct wil6210_mbox_ring_desc)) % r->size); 972b9eeb512SVladimir Kondratiev wil_w(wil, RGF_MBOX + 973b9eeb512SVladimir Kondratiev offsetof(struct wil6210_mbox_ctl, rx.tail), r->tail); 9742be7d22fSVladimir Kondratiev 9750916d9f2SMaya Erez if (immed_reply) { 976af3db60aSLazar Alexei wil_dbg_wmi(wil, "recv_cmd: Complete WMI 0x%04x\n", 977af3db60aSLazar Alexei wil->reply_id); 9780916d9f2SMaya Erez kfree(evt); 9790916d9f2SMaya Erez num_immed_reply++; 9800916d9f2SMaya Erez complete(&wil->wmi_call); 9810916d9f2SMaya Erez } else { 9822be7d22fSVladimir Kondratiev /* add to the pending list */ 9832be7d22fSVladimir Kondratiev spin_lock_irqsave(&wil->wmi_ev_lock, flags); 9842be7d22fSVladimir Kondratiev list_add_tail(&evt->list, &wil->pending_wmi_ev); 9852be7d22fSVladimir Kondratiev spin_unlock_irqrestore(&wil->wmi_ev_lock, flags); 98695266dc0SVladimir Kondratiev q = queue_work(wil->wmi_wq, &wil->wmi_event_worker); 9877743882dSVladimir Kondratiev wil_dbg_wmi(wil, "queue_work -> %d\n", q); 9882be7d22fSVladimir Kondratiev } 9890916d9f2SMaya Erez } 99095266dc0SVladimir Kondratiev /* normally, 1 event per IRQ should be processed */ 991af3db60aSLazar Alexei wil_dbg_wmi(wil, "recv_cmd: -> %d events queued, %d completed\n", 9920916d9f2SMaya Erez n - num_immed_reply, num_immed_reply); 9932be7d22fSVladimir Kondratiev } 9942be7d22fSVladimir Kondratiev 9952be7d22fSVladimir Kondratiev int wmi_call(struct wil6210_priv *wil, u16 cmdid, void *buf, u16 len, 9962be7d22fSVladimir Kondratiev u16 reply_id, void *reply, u8 reply_size, int to_msec) 9972be7d22fSVladimir Kondratiev { 9982be7d22fSVladimir Kondratiev int rc; 999f4bbb829SNicholas Mc Guire unsigned long remain; 10002be7d22fSVladimir Kondratiev 10012be7d22fSVladimir Kondratiev mutex_lock(&wil->wmi_mutex); 10022be7d22fSVladimir Kondratiev 1003fe5c271eSMaya Erez spin_lock(&wil->wmi_ev_lock); 1004fe5c271eSMaya Erez wil->reply_id = reply_id; 1005fe5c271eSMaya Erez wil->reply_buf = reply; 1006fe5c271eSMaya Erez wil->reply_size = reply_size; 10074d4c4dc3SLior David reinit_completion(&wil->wmi_call); 1008fe5c271eSMaya Erez spin_unlock(&wil->wmi_ev_lock); 1009fe5c271eSMaya Erez 10102be7d22fSVladimir Kondratiev rc = __wmi_send(wil, cmdid, buf, len); 10112be7d22fSVladimir Kondratiev if (rc) 10122be7d22fSVladimir Kondratiev goto out; 10132be7d22fSVladimir Kondratiev 101459502647SDedy Lansky remain = wait_for_completion_timeout(&wil->wmi_call, 10152be7d22fSVladimir Kondratiev msecs_to_jiffies(to_msec)); 10162be7d22fSVladimir Kondratiev if (0 == remain) { 10172be7d22fSVladimir Kondratiev wil_err(wil, "wmi_call(0x%04x->0x%04x) timeout %d msec\n", 10182be7d22fSVladimir Kondratiev cmdid, reply_id, to_msec); 10192be7d22fSVladimir Kondratiev rc = -ETIME; 10202be7d22fSVladimir Kondratiev } else { 10217743882dSVladimir Kondratiev wil_dbg_wmi(wil, 10222be7d22fSVladimir Kondratiev "wmi_call(0x%04x->0x%04x) completed in %d msec\n", 10232be7d22fSVladimir Kondratiev cmdid, reply_id, 10242be7d22fSVladimir Kondratiev to_msec - jiffies_to_msecs(remain)); 10252be7d22fSVladimir Kondratiev } 1026fe5c271eSMaya Erez 1027fe5c271eSMaya Erez out: 1028fe5c271eSMaya Erez spin_lock(&wil->wmi_ev_lock); 10292be7d22fSVladimir Kondratiev wil->reply_id = 0; 10302be7d22fSVladimir Kondratiev wil->reply_buf = NULL; 10312be7d22fSVladimir Kondratiev wil->reply_size = 0; 1032fe5c271eSMaya Erez spin_unlock(&wil->wmi_ev_lock); 1033fe5c271eSMaya Erez 10342be7d22fSVladimir Kondratiev mutex_unlock(&wil->wmi_mutex); 10352be7d22fSVladimir Kondratiev 10362be7d22fSVladimir Kondratiev return rc; 10372be7d22fSVladimir Kondratiev } 10382be7d22fSVladimir Kondratiev 10392be7d22fSVladimir Kondratiev int wmi_echo(struct wil6210_priv *wil) 10402be7d22fSVladimir Kondratiev { 10412be7d22fSVladimir Kondratiev struct wmi_echo_cmd cmd = { 10422be7d22fSVladimir Kondratiev .value = cpu_to_le32(0x12345678), 10432be7d22fSVladimir Kondratiev }; 10442be7d22fSVladimir Kondratiev 10452be7d22fSVladimir Kondratiev return wmi_call(wil, WMI_ECHO_CMDID, &cmd, sizeof(cmd), 1046a54a40daSVladimir Kondratiev WMI_ECHO_RSP_EVENTID, NULL, 0, 50); 10472be7d22fSVladimir Kondratiev } 10482be7d22fSVladimir Kondratiev 10492be7d22fSVladimir Kondratiev int wmi_set_mac_address(struct wil6210_priv *wil, void *addr) 10502be7d22fSVladimir Kondratiev { 10512be7d22fSVladimir Kondratiev struct wmi_set_mac_address_cmd cmd; 10522be7d22fSVladimir Kondratiev 1053a82553bbSVladimir Kondratiev ether_addr_copy(cmd.mac, addr); 10542be7d22fSVladimir Kondratiev 10557743882dSVladimir Kondratiev wil_dbg_wmi(wil, "Set MAC %pM\n", addr); 10562be7d22fSVladimir Kondratiev 10572be7d22fSVladimir Kondratiev return wmi_send(wil, WMI_SET_MAC_ADDRESS_CMDID, &cmd, sizeof(cmd)); 10582be7d22fSVladimir Kondratiev } 10592be7d22fSVladimir Kondratiev 106010d599adSMaya Erez int wmi_led_cfg(struct wil6210_priv *wil, bool enable) 106110d599adSMaya Erez { 106210d599adSMaya Erez int rc = 0; 106310d599adSMaya Erez struct wmi_led_cfg_cmd cmd = { 106410d599adSMaya Erez .led_mode = enable, 106510d599adSMaya Erez .id = led_id, 106610d599adSMaya Erez .slow_blink_cfg.blink_on = 106710d599adSMaya Erez cpu_to_le32(led_blink_time[WIL_LED_TIME_SLOW].on_ms), 106810d599adSMaya Erez .slow_blink_cfg.blink_off = 106910d599adSMaya Erez cpu_to_le32(led_blink_time[WIL_LED_TIME_SLOW].off_ms), 107010d599adSMaya Erez .medium_blink_cfg.blink_on = 107110d599adSMaya Erez cpu_to_le32(led_blink_time[WIL_LED_TIME_MED].on_ms), 107210d599adSMaya Erez .medium_blink_cfg.blink_off = 107310d599adSMaya Erez cpu_to_le32(led_blink_time[WIL_LED_TIME_MED].off_ms), 107410d599adSMaya Erez .fast_blink_cfg.blink_on = 107510d599adSMaya Erez cpu_to_le32(led_blink_time[WIL_LED_TIME_FAST].on_ms), 107610d599adSMaya Erez .fast_blink_cfg.blink_off = 107710d599adSMaya Erez cpu_to_le32(led_blink_time[WIL_LED_TIME_FAST].off_ms), 107810d599adSMaya Erez .led_polarity = led_polarity, 107910d599adSMaya Erez }; 108010d599adSMaya Erez struct { 108110d599adSMaya Erez struct wmi_cmd_hdr wmi; 108210d599adSMaya Erez struct wmi_led_cfg_done_event evt; 108310d599adSMaya Erez } __packed reply; 108410d599adSMaya Erez 108510d599adSMaya Erez if (led_id == WIL_LED_INVALID_ID) 108610d599adSMaya Erez goto out; 108710d599adSMaya Erez 108810d599adSMaya Erez if (led_id > WIL_LED_MAX_ID) { 108910d599adSMaya Erez wil_err(wil, "Invalid led id %d\n", led_id); 109010d599adSMaya Erez rc = -EINVAL; 109110d599adSMaya Erez goto out; 109210d599adSMaya Erez } 109310d599adSMaya Erez 109410d599adSMaya Erez wil_dbg_wmi(wil, 109510d599adSMaya Erez "%s led %d\n", 109610d599adSMaya Erez enable ? "enabling" : "disabling", led_id); 109710d599adSMaya Erez 109810d599adSMaya Erez rc = wmi_call(wil, WMI_LED_CFG_CMDID, &cmd, sizeof(cmd), 109910d599adSMaya Erez WMI_LED_CFG_DONE_EVENTID, &reply, sizeof(reply), 110010d599adSMaya Erez 100); 110110d599adSMaya Erez if (rc) 110210d599adSMaya Erez goto out; 110310d599adSMaya Erez 110410d599adSMaya Erez if (reply.evt.status) { 110510d599adSMaya Erez wil_err(wil, "led %d cfg failed with status %d\n", 110610d599adSMaya Erez led_id, le32_to_cpu(reply.evt.status)); 110710d599adSMaya Erez rc = -EINVAL; 110810d599adSMaya Erez } 110910d599adSMaya Erez 111010d599adSMaya Erez out: 111110d599adSMaya Erez return rc; 111210d599adSMaya Erez } 111310d599adSMaya Erez 11148e52fe30SHamad Kadmany int wmi_pcp_start(struct wil6210_priv *wil, int bi, u8 wmi_nettype, 1115b4944f2cSLior David u8 chan, u8 hidden_ssid, u8 is_go) 11162be7d22fSVladimir Kondratiev { 1117b8023177SVladimir Kondratiev int rc; 1118b8023177SVladimir Kondratiev 1119b8023177SVladimir Kondratiev struct wmi_pcp_start_cmd cmd = { 11202be7d22fSVladimir Kondratiev .bcon_interval = cpu_to_le16(bi), 11212be7d22fSVladimir Kondratiev .network_type = wmi_nettype, 11222be7d22fSVladimir Kondratiev .disable_sec_offload = 1, 1123adc2d122SVladimir Kondratiev .channel = chan - 1, 11241eb9d1e5SDedy Lansky .pcp_max_assoc_sta = max_assoc_sta, 11258e52fe30SHamad Kadmany .hidden_ssid = hidden_ssid, 1126b4944f2cSLior David .is_go = is_go, 1127849a564bSDedy Lansky .disable_ap_sme = disable_ap_sme, 1128c3bfea05SLior David .abft_len = wil->abft_len, 11292be7d22fSVladimir Kondratiev }; 1130b8023177SVladimir Kondratiev struct { 1131b874ddecSLior David struct wmi_cmd_hdr wmi; 1132b8023177SVladimir Kondratiev struct wmi_pcp_started_event evt; 1133b8023177SVladimir Kondratiev } __packed reply; 11342be7d22fSVladimir Kondratiev 1135774974e5SVladimir Kondratiev if (!wil->privacy) 11362be7d22fSVladimir Kondratiev cmd.disable_sec = 1; 11372be7d22fSVladimir Kondratiev 11381eb9d1e5SDedy Lansky if ((cmd.pcp_max_assoc_sta > WIL6210_MAX_CID) || 11391eb9d1e5SDedy Lansky (cmd.pcp_max_assoc_sta <= 0)) { 11401eb9d1e5SDedy Lansky wil_info(wil, 11411eb9d1e5SDedy Lansky "Requested connection limit %u, valid values are 1 - %d. Setting to %d\n", 11421eb9d1e5SDedy Lansky max_assoc_sta, WIL6210_MAX_CID, WIL6210_MAX_CID); 11431eb9d1e5SDedy Lansky cmd.pcp_max_assoc_sta = WIL6210_MAX_CID; 11441eb9d1e5SDedy Lansky } 11451eb9d1e5SDedy Lansky 1146849a564bSDedy Lansky if (disable_ap_sme && 1147849a564bSDedy Lansky !test_bit(WMI_FW_CAPABILITY_DISABLE_AP_SME, 1148849a564bSDedy Lansky wil->fw_capabilities)) { 1149849a564bSDedy Lansky wil_err(wil, "disable_ap_sme not supported by FW\n"); 1150849a564bSDedy Lansky return -EOPNOTSUPP; 1151849a564bSDedy Lansky } 1152849a564bSDedy Lansky 11538b5c7f6cSVladimir Kondratiev /* 11548b5c7f6cSVladimir Kondratiev * Processing time may be huge, in case of secure AP it takes about 11558b5c7f6cSVladimir Kondratiev * 3500ms for FW to start AP 11568b5c7f6cSVladimir Kondratiev */ 1157b8023177SVladimir Kondratiev rc = wmi_call(wil, WMI_PCP_START_CMDID, &cmd, sizeof(cmd), 11588b5c7f6cSVladimir Kondratiev WMI_PCP_STARTED_EVENTID, &reply, sizeof(reply), 5000); 1159b8023177SVladimir Kondratiev if (rc) 1160b8023177SVladimir Kondratiev return rc; 1161b8023177SVladimir Kondratiev 1162b8023177SVladimir Kondratiev if (reply.evt.status != WMI_FW_STATUS_SUCCESS) 1163b8023177SVladimir Kondratiev rc = -EINVAL; 1164b8023177SVladimir Kondratiev 116510d599adSMaya Erez if (wmi_nettype != WMI_NETTYPE_P2P) 116610d599adSMaya Erez /* Don't fail due to error in the led configuration */ 116710d599adSMaya Erez wmi_led_cfg(wil, true); 116810d599adSMaya Erez 1169b8023177SVladimir Kondratiev return rc; 1170b8023177SVladimir Kondratiev } 1171b8023177SVladimir Kondratiev 1172b8023177SVladimir Kondratiev int wmi_pcp_stop(struct wil6210_priv *wil) 1173b8023177SVladimir Kondratiev { 117410d599adSMaya Erez int rc; 117510d599adSMaya Erez 117610d599adSMaya Erez rc = wmi_led_cfg(wil, false); 117710d599adSMaya Erez if (rc) 117810d599adSMaya Erez return rc; 117910d599adSMaya Erez 1180b8023177SVladimir Kondratiev return wmi_call(wil, WMI_PCP_STOP_CMDID, NULL, 0, 1181b8023177SVladimir Kondratiev WMI_PCP_STOPPED_EVENTID, NULL, 0, 20); 11822be7d22fSVladimir Kondratiev } 11832be7d22fSVladimir Kondratiev 11842be7d22fSVladimir Kondratiev int wmi_set_ssid(struct wil6210_priv *wil, u8 ssid_len, const void *ssid) 11852be7d22fSVladimir Kondratiev { 11862be7d22fSVladimir Kondratiev struct wmi_set_ssid_cmd cmd = { 11872be7d22fSVladimir Kondratiev .ssid_len = cpu_to_le32(ssid_len), 11882be7d22fSVladimir Kondratiev }; 11892be7d22fSVladimir Kondratiev 11902be7d22fSVladimir Kondratiev if (ssid_len > sizeof(cmd.ssid)) 11912be7d22fSVladimir Kondratiev return -EINVAL; 11922be7d22fSVladimir Kondratiev 11932be7d22fSVladimir Kondratiev memcpy(cmd.ssid, ssid, ssid_len); 11942be7d22fSVladimir Kondratiev 11952be7d22fSVladimir Kondratiev return wmi_send(wil, WMI_SET_SSID_CMDID, &cmd, sizeof(cmd)); 11962be7d22fSVladimir Kondratiev } 11972be7d22fSVladimir Kondratiev 11982be7d22fSVladimir Kondratiev int wmi_get_ssid(struct wil6210_priv *wil, u8 *ssid_len, void *ssid) 11992be7d22fSVladimir Kondratiev { 12002be7d22fSVladimir Kondratiev int rc; 12012be7d22fSVladimir Kondratiev struct { 1202b874ddecSLior David struct wmi_cmd_hdr wmi; 12032be7d22fSVladimir Kondratiev struct wmi_set_ssid_cmd cmd; 12042be7d22fSVladimir Kondratiev } __packed reply; 12052be7d22fSVladimir Kondratiev int len; /* reply.cmd.ssid_len in CPU order */ 12062be7d22fSVladimir Kondratiev 12072be7d22fSVladimir Kondratiev rc = wmi_call(wil, WMI_GET_SSID_CMDID, NULL, 0, WMI_GET_SSID_EVENTID, 12082be7d22fSVladimir Kondratiev &reply, sizeof(reply), 20); 12092be7d22fSVladimir Kondratiev if (rc) 12102be7d22fSVladimir Kondratiev return rc; 12112be7d22fSVladimir Kondratiev 12122be7d22fSVladimir Kondratiev len = le32_to_cpu(reply.cmd.ssid_len); 12132be7d22fSVladimir Kondratiev if (len > sizeof(reply.cmd.ssid)) 12142be7d22fSVladimir Kondratiev return -EINVAL; 12152be7d22fSVladimir Kondratiev 12162be7d22fSVladimir Kondratiev *ssid_len = len; 12172be7d22fSVladimir Kondratiev memcpy(ssid, reply.cmd.ssid, len); 12182be7d22fSVladimir Kondratiev 12192be7d22fSVladimir Kondratiev return 0; 12202be7d22fSVladimir Kondratiev } 12212be7d22fSVladimir Kondratiev 12222be7d22fSVladimir Kondratiev int wmi_set_channel(struct wil6210_priv *wil, int channel) 12232be7d22fSVladimir Kondratiev { 12242be7d22fSVladimir Kondratiev struct wmi_set_pcp_channel_cmd cmd = { 12252be7d22fSVladimir Kondratiev .channel = channel - 1, 12262be7d22fSVladimir Kondratiev }; 12272be7d22fSVladimir Kondratiev 12282be7d22fSVladimir Kondratiev return wmi_send(wil, WMI_SET_PCP_CHANNEL_CMDID, &cmd, sizeof(cmd)); 12292be7d22fSVladimir Kondratiev } 12302be7d22fSVladimir Kondratiev 12312be7d22fSVladimir Kondratiev int wmi_get_channel(struct wil6210_priv *wil, int *channel) 12322be7d22fSVladimir Kondratiev { 12332be7d22fSVladimir Kondratiev int rc; 12342be7d22fSVladimir Kondratiev struct { 1235b874ddecSLior David struct wmi_cmd_hdr wmi; 12362be7d22fSVladimir Kondratiev struct wmi_set_pcp_channel_cmd cmd; 12372be7d22fSVladimir Kondratiev } __packed reply; 12382be7d22fSVladimir Kondratiev 12392be7d22fSVladimir Kondratiev rc = wmi_call(wil, WMI_GET_PCP_CHANNEL_CMDID, NULL, 0, 12402be7d22fSVladimir Kondratiev WMI_GET_PCP_CHANNEL_EVENTID, &reply, sizeof(reply), 20); 12412be7d22fSVladimir Kondratiev if (rc) 12422be7d22fSVladimir Kondratiev return rc; 12432be7d22fSVladimir Kondratiev 12442be7d22fSVladimir Kondratiev if (reply.cmd.channel > 3) 12452be7d22fSVladimir Kondratiev return -EINVAL; 12462be7d22fSVladimir Kondratiev 12472be7d22fSVladimir Kondratiev *channel = reply.cmd.channel + 1; 12482be7d22fSVladimir Kondratiev 12492be7d22fSVladimir Kondratiev return 0; 12502be7d22fSVladimir Kondratiev } 12512be7d22fSVladimir Kondratiev 1252e6d68341SDedy Lansky int wmi_p2p_cfg(struct wil6210_priv *wil, int channel, int bi) 1253b8023177SVladimir Kondratiev { 1254e6d68341SDedy Lansky int rc; 1255b8023177SVladimir Kondratiev struct wmi_p2p_cfg_cmd cmd = { 1256e6d68341SDedy Lansky .discovery_mode = WMI_DISCOVERY_MODE_PEER2PEER, 1257e6d68341SDedy Lansky .bcon_interval = cpu_to_le16(bi), 1258b8023177SVladimir Kondratiev .channel = channel - 1, 1259b8023177SVladimir Kondratiev }; 1260e6d68341SDedy Lansky struct { 1261e6d68341SDedy Lansky struct wmi_cmd_hdr wmi; 1262e6d68341SDedy Lansky struct wmi_p2p_cfg_done_event evt; 1263e6d68341SDedy Lansky } __packed reply; 1264b8023177SVladimir Kondratiev 1265e6d68341SDedy Lansky wil_dbg_wmi(wil, "sending WMI_P2P_CFG_CMDID\n"); 1266e6d68341SDedy Lansky 1267e6d68341SDedy Lansky rc = wmi_call(wil, WMI_P2P_CFG_CMDID, &cmd, sizeof(cmd), 1268e6d68341SDedy Lansky WMI_P2P_CFG_DONE_EVENTID, &reply, sizeof(reply), 300); 1269e6d68341SDedy Lansky if (!rc && reply.evt.status != WMI_FW_STATUS_SUCCESS) { 1270e6d68341SDedy Lansky wil_err(wil, "P2P_CFG failed. status %d\n", reply.evt.status); 1271e6d68341SDedy Lansky rc = -EINVAL; 1272e6d68341SDedy Lansky } 1273e6d68341SDedy Lansky 1274e6d68341SDedy Lansky return rc; 1275e6d68341SDedy Lansky } 1276e6d68341SDedy Lansky 1277e6d68341SDedy Lansky int wmi_start_listen(struct wil6210_priv *wil) 1278e6d68341SDedy Lansky { 1279e6d68341SDedy Lansky int rc; 1280e6d68341SDedy Lansky struct { 1281e6d68341SDedy Lansky struct wmi_cmd_hdr wmi; 1282e6d68341SDedy Lansky struct wmi_listen_started_event evt; 1283e6d68341SDedy Lansky } __packed reply; 1284e6d68341SDedy Lansky 1285e6d68341SDedy Lansky wil_dbg_wmi(wil, "sending WMI_START_LISTEN_CMDID\n"); 1286e6d68341SDedy Lansky 1287e6d68341SDedy Lansky rc = wmi_call(wil, WMI_START_LISTEN_CMDID, NULL, 0, 1288e6d68341SDedy Lansky WMI_LISTEN_STARTED_EVENTID, &reply, sizeof(reply), 300); 1289e6d68341SDedy Lansky if (!rc && reply.evt.status != WMI_FW_STATUS_SUCCESS) { 1290e6d68341SDedy Lansky wil_err(wil, "device failed to start listen. status %d\n", 1291e6d68341SDedy Lansky reply.evt.status); 1292e6d68341SDedy Lansky rc = -EINVAL; 1293e6d68341SDedy Lansky } 1294e6d68341SDedy Lansky 1295e6d68341SDedy Lansky return rc; 1296e6d68341SDedy Lansky } 1297e6d68341SDedy Lansky 1298e6d68341SDedy Lansky int wmi_start_search(struct wil6210_priv *wil) 1299e6d68341SDedy Lansky { 1300e6d68341SDedy Lansky int rc; 1301e6d68341SDedy Lansky struct { 1302e6d68341SDedy Lansky struct wmi_cmd_hdr wmi; 1303e6d68341SDedy Lansky struct wmi_search_started_event evt; 1304e6d68341SDedy Lansky } __packed reply; 1305e6d68341SDedy Lansky 1306e6d68341SDedy Lansky wil_dbg_wmi(wil, "sending WMI_START_SEARCH_CMDID\n"); 1307e6d68341SDedy Lansky 1308e6d68341SDedy Lansky rc = wmi_call(wil, WMI_START_SEARCH_CMDID, NULL, 0, 1309e6d68341SDedy Lansky WMI_SEARCH_STARTED_EVENTID, &reply, sizeof(reply), 300); 1310e6d68341SDedy Lansky if (!rc && reply.evt.status != WMI_FW_STATUS_SUCCESS) { 1311e6d68341SDedy Lansky wil_err(wil, "device failed to start search. status %d\n", 1312e6d68341SDedy Lansky reply.evt.status); 1313e6d68341SDedy Lansky rc = -EINVAL; 1314e6d68341SDedy Lansky } 1315e6d68341SDedy Lansky 1316e6d68341SDedy Lansky return rc; 1317e6d68341SDedy Lansky } 1318e6d68341SDedy Lansky 1319e6d68341SDedy Lansky int wmi_stop_discovery(struct wil6210_priv *wil) 1320e6d68341SDedy Lansky { 1321e6d68341SDedy Lansky int rc; 1322e6d68341SDedy Lansky 1323e6d68341SDedy Lansky wil_dbg_wmi(wil, "sending WMI_DISCOVERY_STOP_CMDID\n"); 1324e6d68341SDedy Lansky 1325e6d68341SDedy Lansky rc = wmi_call(wil, WMI_DISCOVERY_STOP_CMDID, NULL, 0, 1326e6d68341SDedy Lansky WMI_DISCOVERY_STOPPED_EVENTID, NULL, 0, 100); 1327e6d68341SDedy Lansky 1328e6d68341SDedy Lansky if (rc) 1329e6d68341SDedy Lansky wil_err(wil, "Failed to stop discovery\n"); 1330e6d68341SDedy Lansky 1331e6d68341SDedy Lansky return rc; 1332b8023177SVladimir Kondratiev } 1333b8023177SVladimir Kondratiev 13342be7d22fSVladimir Kondratiev int wmi_del_cipher_key(struct wil6210_priv *wil, u8 key_index, 1335230d8442SVladimir Kondratiev const void *mac_addr, int key_usage) 13362be7d22fSVladimir Kondratiev { 13372be7d22fSVladimir Kondratiev struct wmi_delete_cipher_key_cmd cmd = { 13382be7d22fSVladimir Kondratiev .key_index = key_index, 13392be7d22fSVladimir Kondratiev }; 13402be7d22fSVladimir Kondratiev 13412be7d22fSVladimir Kondratiev if (mac_addr) 13422be7d22fSVladimir Kondratiev memcpy(cmd.mac, mac_addr, WMI_MAC_LEN); 13432be7d22fSVladimir Kondratiev 13442be7d22fSVladimir Kondratiev return wmi_send(wil, WMI_DELETE_CIPHER_KEY_CMDID, &cmd, sizeof(cmd)); 13452be7d22fSVladimir Kondratiev } 13462be7d22fSVladimir Kondratiev 13472be7d22fSVladimir Kondratiev int wmi_add_cipher_key(struct wil6210_priv *wil, u8 key_index, 1348230d8442SVladimir Kondratiev const void *mac_addr, int key_len, const void *key, 1349230d8442SVladimir Kondratiev int key_usage) 13502be7d22fSVladimir Kondratiev { 13512be7d22fSVladimir Kondratiev struct wmi_add_cipher_key_cmd cmd = { 13522be7d22fSVladimir Kondratiev .key_index = key_index, 1353230d8442SVladimir Kondratiev .key_usage = key_usage, 13542be7d22fSVladimir Kondratiev .key_len = key_len, 13552be7d22fSVladimir Kondratiev }; 13562be7d22fSVladimir Kondratiev 13572be7d22fSVladimir Kondratiev if (!key || (key_len > sizeof(cmd.key))) 13582be7d22fSVladimir Kondratiev return -EINVAL; 13592be7d22fSVladimir Kondratiev 13602be7d22fSVladimir Kondratiev memcpy(cmd.key, key, key_len); 13612be7d22fSVladimir Kondratiev if (mac_addr) 13622be7d22fSVladimir Kondratiev memcpy(cmd.mac, mac_addr, WMI_MAC_LEN); 13632be7d22fSVladimir Kondratiev 13642be7d22fSVladimir Kondratiev return wmi_send(wil, WMI_ADD_CIPHER_KEY_CMDID, &cmd, sizeof(cmd)); 13652be7d22fSVladimir Kondratiev } 13662be7d22fSVladimir Kondratiev 13672be7d22fSVladimir Kondratiev int wmi_set_ie(struct wil6210_priv *wil, u8 type, u16 ie_len, const void *ie) 13682be7d22fSVladimir Kondratiev { 13695421bf0cSVladimir Kondratiev static const char *const names[] = { 13705421bf0cSVladimir Kondratiev [WMI_FRAME_BEACON] = "BEACON", 13715421bf0cSVladimir Kondratiev [WMI_FRAME_PROBE_REQ] = "PROBE_REQ", 13725421bf0cSVladimir Kondratiev [WMI_FRAME_PROBE_RESP] = "WMI_FRAME_PROBE_RESP", 13735421bf0cSVladimir Kondratiev [WMI_FRAME_ASSOC_REQ] = "WMI_FRAME_ASSOC_REQ", 13745421bf0cSVladimir Kondratiev [WMI_FRAME_ASSOC_RESP] = "WMI_FRAME_ASSOC_RESP", 13755421bf0cSVladimir Kondratiev }; 13762be7d22fSVladimir Kondratiev int rc; 13772be7d22fSVladimir Kondratiev u16 len = sizeof(struct wmi_set_appie_cmd) + ie_len; 13782be7d22fSVladimir Kondratiev struct wmi_set_appie_cmd *cmd = kzalloc(len, GFP_KERNEL); 13798fe59627SVladimir Kondratiev 13805421bf0cSVladimir Kondratiev if (!cmd) { 13815421bf0cSVladimir Kondratiev rc = -ENOMEM; 13825421bf0cSVladimir Kondratiev goto out; 13835421bf0cSVladimir Kondratiev } 1384ac4acdb7SVladimir Kondratiev if (!ie) 1385ac4acdb7SVladimir Kondratiev ie_len = 0; 13862be7d22fSVladimir Kondratiev 13872be7d22fSVladimir Kondratiev cmd->mgmt_frm_type = type; 13882be7d22fSVladimir Kondratiev /* BUG: FW API define ieLen as u8. Will fix FW */ 13892be7d22fSVladimir Kondratiev cmd->ie_len = cpu_to_le16(ie_len); 13902be7d22fSVladimir Kondratiev memcpy(cmd->ie_info, ie, ie_len); 139103866e7dSVladimir Kondratiev rc = wmi_send(wil, WMI_SET_APPIE_CMDID, cmd, len); 13922be7d22fSVladimir Kondratiev kfree(cmd); 13935421bf0cSVladimir Kondratiev out: 13945421bf0cSVladimir Kondratiev if (rc) { 13955421bf0cSVladimir Kondratiev const char *name = type < ARRAY_SIZE(names) ? 13965421bf0cSVladimir Kondratiev names[type] : "??"; 13975421bf0cSVladimir Kondratiev wil_err(wil, "set_ie(%d %s) failed : %d\n", type, name, rc); 13985421bf0cSVladimir Kondratiev } 13992be7d22fSVladimir Kondratiev 14002be7d22fSVladimir Kondratiev return rc; 14012be7d22fSVladimir Kondratiev } 14022be7d22fSVladimir Kondratiev 14031647f12fSVladimir Kondratiev /** 14041647f12fSVladimir Kondratiev * wmi_rxon - turn radio on/off 14051647f12fSVladimir Kondratiev * @on: turn on if true, off otherwise 14061647f12fSVladimir Kondratiev * 14071647f12fSVladimir Kondratiev * Only switch radio. Channel should be set separately. 14081647f12fSVladimir Kondratiev * No timeout for rxon - radio turned on forever unless some other call 14091647f12fSVladimir Kondratiev * turns it off 14101647f12fSVladimir Kondratiev */ 14111647f12fSVladimir Kondratiev int wmi_rxon(struct wil6210_priv *wil, bool on) 14121647f12fSVladimir Kondratiev { 14131647f12fSVladimir Kondratiev int rc; 14141647f12fSVladimir Kondratiev struct { 1415b874ddecSLior David struct wmi_cmd_hdr wmi; 14161647f12fSVladimir Kondratiev struct wmi_listen_started_event evt; 14171647f12fSVladimir Kondratiev } __packed reply; 14181647f12fSVladimir Kondratiev 1419af3db60aSLazar Alexei wil_info(wil, "(%s)\n", on ? "on" : "off"); 14201647f12fSVladimir Kondratiev 14211647f12fSVladimir Kondratiev if (on) { 14221647f12fSVladimir Kondratiev rc = wmi_call(wil, WMI_START_LISTEN_CMDID, NULL, 0, 14231647f12fSVladimir Kondratiev WMI_LISTEN_STARTED_EVENTID, 14241647f12fSVladimir Kondratiev &reply, sizeof(reply), 100); 14251647f12fSVladimir Kondratiev if ((rc == 0) && (reply.evt.status != WMI_FW_STATUS_SUCCESS)) 14261647f12fSVladimir Kondratiev rc = -EINVAL; 14271647f12fSVladimir Kondratiev } else { 14281647f12fSVladimir Kondratiev rc = wmi_call(wil, WMI_DISCOVERY_STOP_CMDID, NULL, 0, 14291647f12fSVladimir Kondratiev WMI_DISCOVERY_STOPPED_EVENTID, NULL, 0, 20); 14301647f12fSVladimir Kondratiev } 14311647f12fSVladimir Kondratiev 14321647f12fSVladimir Kondratiev return rc; 14331647f12fSVladimir Kondratiev } 14341647f12fSVladimir Kondratiev 143547e19af9SVladimir Kondratiev int wmi_rx_chain_add(struct wil6210_priv *wil, struct vring *vring) 143647e19af9SVladimir Kondratiev { 143747e19af9SVladimir Kondratiev struct wireless_dev *wdev = wil->wdev; 143847e19af9SVladimir Kondratiev struct net_device *ndev = wil_to_ndev(wil); 143947e19af9SVladimir Kondratiev struct wmi_cfg_rx_chain_cmd cmd = { 144047e19af9SVladimir Kondratiev .action = WMI_RX_CHAIN_ADD, 144147e19af9SVladimir Kondratiev .rx_sw_ring = { 144252a45702SLior David .max_mpdu_size = cpu_to_le16( 144352a45702SLior David wil_mtu2macbuf(wil->rx_buf_len)), 144447e19af9SVladimir Kondratiev .ring_mem_base = cpu_to_le64(vring->pa), 144547e19af9SVladimir Kondratiev .ring_size = cpu_to_le16(vring->size), 144647e19af9SVladimir Kondratiev }, 144747e19af9SVladimir Kondratiev .mid = 0, /* TODO - what is it? */ 144847e19af9SVladimir Kondratiev .decap_trans_type = WMI_DECAP_TYPE_802_3, 1449b4490f42SVladimir Kondratiev .reorder_type = WMI_RX_SW_REORDER, 1450ab954628SVladimir Kondratiev .host_thrsh = cpu_to_le16(rx_ring_overflow_thrsh), 145147e19af9SVladimir Kondratiev }; 145247e19af9SVladimir Kondratiev struct { 1453b874ddecSLior David struct wmi_cmd_hdr wmi; 145447e19af9SVladimir Kondratiev struct wmi_cfg_rx_chain_done_event evt; 145547e19af9SVladimir Kondratiev } __packed evt; 145647e19af9SVladimir Kondratiev int rc; 145747e19af9SVladimir Kondratiev 145847e19af9SVladimir Kondratiev if (wdev->iftype == NL80211_IFTYPE_MONITOR) { 145947e19af9SVladimir Kondratiev struct ieee80211_channel *ch = wdev->preset_chandef.chan; 146047e19af9SVladimir Kondratiev 146147e19af9SVladimir Kondratiev cmd.sniffer_cfg.mode = cpu_to_le32(WMI_SNIFFER_ON); 146247e19af9SVladimir Kondratiev if (ch) 146347e19af9SVladimir Kondratiev cmd.sniffer_cfg.channel = ch->hw_value - 1; 146447e19af9SVladimir Kondratiev cmd.sniffer_cfg.phy_info_mode = 146547e19af9SVladimir Kondratiev cpu_to_le32(ndev->type == ARPHRD_IEEE80211_RADIOTAP); 146647e19af9SVladimir Kondratiev cmd.sniffer_cfg.phy_support = 146747e19af9SVladimir Kondratiev cpu_to_le32((wil->monitor_flags & MONITOR_FLAG_CONTROL) 14684765332dSVladimir Kondratiev ? WMI_SNIFFER_CP : WMI_SNIFFER_BOTH_PHYS); 1469504937d4SKirshenbaum Erez } else { 1470504937d4SKirshenbaum Erez /* Initialize offload (in non-sniffer mode). 1471504937d4SKirshenbaum Erez * Linux IP stack always calculates IP checksum 1472504937d4SKirshenbaum Erez * HW always calculate TCP/UDP checksum 1473504937d4SKirshenbaum Erez */ 1474504937d4SKirshenbaum Erez cmd.l3_l4_ctrl |= (1 << L3_L4_CTRL_TCPIP_CHECKSUM_EN_POS); 147547e19af9SVladimir Kondratiev } 1476c406ea7cSVladimir Kondratiev 1477c406ea7cSVladimir Kondratiev if (rx_align_2) 1478c406ea7cSVladimir Kondratiev cmd.l2_802_3_offload_ctrl |= 1479c406ea7cSVladimir Kondratiev L2_802_3_OFFLOAD_CTRL_SNAP_KEEP_MSK; 1480c406ea7cSVladimir Kondratiev 148147e19af9SVladimir Kondratiev /* typical time for secure PCP is 840ms */ 148247e19af9SVladimir Kondratiev rc = wmi_call(wil, WMI_CFG_RX_CHAIN_CMDID, &cmd, sizeof(cmd), 148347e19af9SVladimir Kondratiev WMI_CFG_RX_CHAIN_DONE_EVENTID, &evt, sizeof(evt), 2000); 148447e19af9SVladimir Kondratiev if (rc) 148547e19af9SVladimir Kondratiev return rc; 148647e19af9SVladimir Kondratiev 148747e19af9SVladimir Kondratiev vring->hwtail = le32_to_cpu(evt.evt.rx_ring_tail_ptr); 148847e19af9SVladimir Kondratiev 14897743882dSVladimir Kondratiev wil_dbg_misc(wil, "Rx init: status %d tail 0x%08x\n", 149047e19af9SVladimir Kondratiev le32_to_cpu(evt.evt.status), vring->hwtail); 149147e19af9SVladimir Kondratiev 149247e19af9SVladimir Kondratiev if (le32_to_cpu(evt.evt.status) != WMI_CFG_RX_CHAIN_SUCCESS) 149347e19af9SVladimir Kondratiev rc = -EINVAL; 149447e19af9SVladimir Kondratiev 149547e19af9SVladimir Kondratiev return rc; 149647e19af9SVladimir Kondratiev } 149747e19af9SVladimir Kondratiev 14988c679675SVladimir Kondratiev int wmi_get_temperature(struct wil6210_priv *wil, u32 *t_bb, u32 *t_rf) 14991a2780e0SVladimir Kondratiev { 15001a2780e0SVladimir Kondratiev int rc; 15011a2780e0SVladimir Kondratiev struct wmi_temp_sense_cmd cmd = { 15028c679675SVladimir Kondratiev .measure_baseband_en = cpu_to_le32(!!t_bb), 15038c679675SVladimir Kondratiev .measure_rf_en = cpu_to_le32(!!t_rf), 15048c679675SVladimir Kondratiev .measure_mode = cpu_to_le32(TEMPERATURE_MEASURE_NOW), 15051a2780e0SVladimir Kondratiev }; 15061a2780e0SVladimir Kondratiev struct { 1507b874ddecSLior David struct wmi_cmd_hdr wmi; 15081a2780e0SVladimir Kondratiev struct wmi_temp_sense_done_event evt; 15091a2780e0SVladimir Kondratiev } __packed reply; 15101a2780e0SVladimir Kondratiev 15111a2780e0SVladimir Kondratiev rc = wmi_call(wil, WMI_TEMP_SENSE_CMDID, &cmd, sizeof(cmd), 15121a2780e0SVladimir Kondratiev WMI_TEMP_SENSE_DONE_EVENTID, &reply, sizeof(reply), 100); 15131a2780e0SVladimir Kondratiev if (rc) 15141a2780e0SVladimir Kondratiev return rc; 15151a2780e0SVladimir Kondratiev 15168c679675SVladimir Kondratiev if (t_bb) 15178c679675SVladimir Kondratiev *t_bb = le32_to_cpu(reply.evt.baseband_t1000); 15188c679675SVladimir Kondratiev if (t_rf) 15198c679675SVladimir Kondratiev *t_rf = le32_to_cpu(reply.evt.rf_t1000); 15201a2780e0SVladimir Kondratiev 15211a2780e0SVladimir Kondratiev return 0; 15221a2780e0SVladimir Kondratiev } 15231a2780e0SVladimir Kondratiev 1524849a564bSDedy Lansky int wmi_disconnect_sta(struct wil6210_priv *wil, const u8 *mac, 1525849a564bSDedy Lansky u16 reason, bool full_disconnect, bool del_sta) 15264d55a0a1SVladimir Kondratiev { 15273e9191fcSVladimir Kondratiev int rc; 15283e9191fcSVladimir Kondratiev u16 reason_code; 1529849a564bSDedy Lansky struct wmi_disconnect_sta_cmd disc_sta_cmd = { 1530849a564bSDedy Lansky .disconnect_reason = cpu_to_le16(reason), 1531849a564bSDedy Lansky }; 1532849a564bSDedy Lansky struct wmi_del_sta_cmd del_sta_cmd = { 15334d55a0a1SVladimir Kondratiev .disconnect_reason = cpu_to_le16(reason), 15344d55a0a1SVladimir Kondratiev }; 15353e9191fcSVladimir Kondratiev struct { 1536b874ddecSLior David struct wmi_cmd_hdr wmi; 15373e9191fcSVladimir Kondratiev struct wmi_disconnect_event evt; 15383e9191fcSVladimir Kondratiev } __packed reply; 1539a82553bbSVladimir Kondratiev 1540af3db60aSLazar Alexei wil_dbg_wmi(wil, "disconnect_sta: (%pM, reason %d)\n", mac, reason); 15414d55a0a1SVladimir Kondratiev 15423b56c15fSDedy Lansky wil->locally_generated_disc = true; 1543849a564bSDedy Lansky if (del_sta) { 1544849a564bSDedy Lansky ether_addr_copy(del_sta_cmd.dst_mac, mac); 1545849a564bSDedy Lansky rc = wmi_call(wil, WMI_DEL_STA_CMDID, &del_sta_cmd, 1546849a564bSDedy Lansky sizeof(del_sta_cmd), WMI_DISCONNECT_EVENTID, 1547849a564bSDedy Lansky &reply, sizeof(reply), 1000); 1548849a564bSDedy Lansky } else { 1549849a564bSDedy Lansky ether_addr_copy(disc_sta_cmd.dst_mac, mac); 1550849a564bSDedy Lansky rc = wmi_call(wil, WMI_DISCONNECT_STA_CMDID, &disc_sta_cmd, 1551849a564bSDedy Lansky sizeof(disc_sta_cmd), WMI_DISCONNECT_EVENTID, 1552849a564bSDedy Lansky &reply, sizeof(reply), 1000); 1553849a564bSDedy Lansky } 15543e9191fcSVladimir Kondratiev /* failure to disconnect in reasonable time treated as FW error */ 15553e9191fcSVladimir Kondratiev if (rc) { 15563e9191fcSVladimir Kondratiev wil_fw_error_recovery(wil); 15573e9191fcSVladimir Kondratiev return rc; 15583e9191fcSVladimir Kondratiev } 15593e9191fcSVladimir Kondratiev 15600916d9f2SMaya Erez if (full_disconnect) { 15613e9191fcSVladimir Kondratiev /* call event handler manually after processing wmi_call, 15620916d9f2SMaya Erez * to avoid deadlock - disconnect event handler acquires 15630916d9f2SMaya Erez * wil->mutex while it is already held here 15643e9191fcSVladimir Kondratiev */ 15653e9191fcSVladimir Kondratiev reason_code = le16_to_cpu(reply.evt.protocol_reason_status); 15663e9191fcSVladimir Kondratiev 15673e9191fcSVladimir Kondratiev wil_dbg_wmi(wil, "Disconnect %pM reason [proto %d wmi %d]\n", 15683e9191fcSVladimir Kondratiev reply.evt.bssid, reason_code, 15693e9191fcSVladimir Kondratiev reply.evt.disconnect_reason); 15703e9191fcSVladimir Kondratiev 15713e9191fcSVladimir Kondratiev wil->sinfo_gen++; 15723e9191fcSVladimir Kondratiev wil6210_disconnect(wil, reply.evt.bssid, reason_code, true); 15730916d9f2SMaya Erez } 15743e9191fcSVladimir Kondratiev return 0; 15754d55a0a1SVladimir Kondratiev } 15764d55a0a1SVladimir Kondratiev 15773277213fSVladimir Kondratiev int wmi_addba(struct wil6210_priv *wil, u8 ringid, u8 size, u16 timeout) 15783277213fSVladimir Kondratiev { 15793277213fSVladimir Kondratiev struct wmi_vring_ba_en_cmd cmd = { 15803277213fSVladimir Kondratiev .ringid = ringid, 15813277213fSVladimir Kondratiev .agg_max_wsize = size, 15823277213fSVladimir Kondratiev .ba_timeout = cpu_to_le16(timeout), 1583cbcf5866SVladimir Kondratiev .amsdu = 0, 15843277213fSVladimir Kondratiev }; 15853277213fSVladimir Kondratiev 1586af3db60aSLazar Alexei wil_dbg_wmi(wil, "addba: (ring %d size %d timeout %d)\n", ringid, size, 1587af3db60aSLazar Alexei timeout); 15883277213fSVladimir Kondratiev 15893277213fSVladimir Kondratiev return wmi_send(wil, WMI_VRING_BA_EN_CMDID, &cmd, sizeof(cmd)); 15903277213fSVladimir Kondratiev } 15913277213fSVladimir Kondratiev 159226a359d9SVladimir Kondratiev int wmi_delba_tx(struct wil6210_priv *wil, u8 ringid, u16 reason) 15933277213fSVladimir Kondratiev { 15943277213fSVladimir Kondratiev struct wmi_vring_ba_dis_cmd cmd = { 15953277213fSVladimir Kondratiev .ringid = ringid, 15963277213fSVladimir Kondratiev .reason = cpu_to_le16(reason), 15973277213fSVladimir Kondratiev }; 15983277213fSVladimir Kondratiev 1599af3db60aSLazar Alexei wil_dbg_wmi(wil, "delba_tx: (ring %d reason %d)\n", ringid, reason); 16003277213fSVladimir Kondratiev 16013277213fSVladimir Kondratiev return wmi_send(wil, WMI_VRING_BA_DIS_CMDID, &cmd, sizeof(cmd)); 16023277213fSVladimir Kondratiev } 16033277213fSVladimir Kondratiev 160426a359d9SVladimir Kondratiev int wmi_delba_rx(struct wil6210_priv *wil, u8 cidxtid, u16 reason) 160526a359d9SVladimir Kondratiev { 160626a359d9SVladimir Kondratiev struct wmi_rcp_delba_cmd cmd = { 160726a359d9SVladimir Kondratiev .cidxtid = cidxtid, 160826a359d9SVladimir Kondratiev .reason = cpu_to_le16(reason), 160926a359d9SVladimir Kondratiev }; 161026a359d9SVladimir Kondratiev 1611af3db60aSLazar Alexei wil_dbg_wmi(wil, "delba_rx: (CID %d TID %d reason %d)\n", cidxtid & 0xf, 1612af3db60aSLazar Alexei (cidxtid >> 4) & 0xf, reason); 161326a359d9SVladimir Kondratiev 161426a359d9SVladimir Kondratiev return wmi_send(wil, WMI_RCP_DELBA_CMDID, &cmd, sizeof(cmd)); 161526a359d9SVladimir Kondratiev } 161626a359d9SVladimir Kondratiev 16173277213fSVladimir Kondratiev int wmi_addba_rx_resp(struct wil6210_priv *wil, u8 cid, u8 tid, u8 token, 16183277213fSVladimir Kondratiev u16 status, bool amsdu, u16 agg_wsize, u16 timeout) 16193277213fSVladimir Kondratiev { 16203277213fSVladimir Kondratiev int rc; 16213277213fSVladimir Kondratiev struct wmi_rcp_addba_resp_cmd cmd = { 16223277213fSVladimir Kondratiev .cidxtid = mk_cidxtid(cid, tid), 16233277213fSVladimir Kondratiev .dialog_token = token, 16243277213fSVladimir Kondratiev .status_code = cpu_to_le16(status), 16253277213fSVladimir Kondratiev /* bit 0: A-MSDU supported 16263277213fSVladimir Kondratiev * bit 1: policy (should be 0 for us) 16273277213fSVladimir Kondratiev * bits 2..5: TID 16283277213fSVladimir Kondratiev * bits 6..15: buffer size 16293277213fSVladimir Kondratiev */ 16303277213fSVladimir Kondratiev .ba_param_set = cpu_to_le16((amsdu ? 1 : 0) | (tid << 2) | 16313277213fSVladimir Kondratiev (agg_wsize << 6)), 16323277213fSVladimir Kondratiev .ba_timeout = cpu_to_le16(timeout), 16333277213fSVladimir Kondratiev }; 16343277213fSVladimir Kondratiev struct { 1635b874ddecSLior David struct wmi_cmd_hdr wmi; 16363277213fSVladimir Kondratiev struct wmi_rcp_addba_resp_sent_event evt; 16373277213fSVladimir Kondratiev } __packed reply; 16383277213fSVladimir Kondratiev 16393277213fSVladimir Kondratiev wil_dbg_wmi(wil, 16403277213fSVladimir Kondratiev "ADDBA response for CID %d TID %d size %d timeout %d status %d AMSDU%s\n", 16413277213fSVladimir Kondratiev cid, tid, agg_wsize, timeout, status, amsdu ? "+" : "-"); 16423277213fSVladimir Kondratiev 16433277213fSVladimir Kondratiev rc = wmi_call(wil, WMI_RCP_ADDBA_RESP_CMDID, &cmd, sizeof(cmd), 1644230d8442SVladimir Kondratiev WMI_RCP_ADDBA_RESP_SENT_EVENTID, &reply, sizeof(reply), 1645230d8442SVladimir Kondratiev 100); 16463277213fSVladimir Kondratiev if (rc) 16473277213fSVladimir Kondratiev return rc; 16483277213fSVladimir Kondratiev 16493277213fSVladimir Kondratiev if (reply.evt.status) { 16503277213fSVladimir Kondratiev wil_err(wil, "ADDBA response failed with status %d\n", 16513277213fSVladimir Kondratiev le16_to_cpu(reply.evt.status)); 16523277213fSVladimir Kondratiev rc = -EINVAL; 16533277213fSVladimir Kondratiev } 16543277213fSVladimir Kondratiev 16553277213fSVladimir Kondratiev return rc; 16563277213fSVladimir Kondratiev } 16573277213fSVladimir Kondratiev 16582c207eb8SMaya Erez int wmi_ps_dev_profile_cfg(struct wil6210_priv *wil, 16592c207eb8SMaya Erez enum wmi_ps_profile_type ps_profile) 16602c207eb8SMaya Erez { 16612c207eb8SMaya Erez int rc; 16622c207eb8SMaya Erez struct wmi_ps_dev_profile_cfg_cmd cmd = { 16632c207eb8SMaya Erez .ps_profile = ps_profile, 16642c207eb8SMaya Erez }; 16652c207eb8SMaya Erez struct { 16662c207eb8SMaya Erez struct wmi_cmd_hdr wmi; 16672c207eb8SMaya Erez struct wmi_ps_dev_profile_cfg_event evt; 16682c207eb8SMaya Erez } __packed reply; 16692c207eb8SMaya Erez u32 status; 16702c207eb8SMaya Erez 16712c207eb8SMaya Erez wil_dbg_wmi(wil, "Setting ps dev profile %d\n", ps_profile); 16722c207eb8SMaya Erez 16732c207eb8SMaya Erez reply.evt.status = cpu_to_le32(WMI_PS_CFG_CMD_STATUS_ERROR); 16742c207eb8SMaya Erez 16752c207eb8SMaya Erez rc = wmi_call(wil, WMI_PS_DEV_PROFILE_CFG_CMDID, &cmd, sizeof(cmd), 16762c207eb8SMaya Erez WMI_PS_DEV_PROFILE_CFG_EVENTID, &reply, sizeof(reply), 16772c207eb8SMaya Erez 100); 16782c207eb8SMaya Erez if (rc) 16792c207eb8SMaya Erez return rc; 16802c207eb8SMaya Erez 16812c207eb8SMaya Erez status = le32_to_cpu(reply.evt.status); 16822c207eb8SMaya Erez 16832c207eb8SMaya Erez if (status != WMI_PS_CFG_CMD_STATUS_SUCCESS) { 16842c207eb8SMaya Erez wil_err(wil, "ps dev profile cfg failed with status %d\n", 16852c207eb8SMaya Erez status); 16862c207eb8SMaya Erez rc = -EINVAL; 16872c207eb8SMaya Erez } 16882c207eb8SMaya Erez 16892c207eb8SMaya Erez return rc; 16902c207eb8SMaya Erez } 16912c207eb8SMaya Erez 16923fea18d0SLior David int wmi_set_mgmt_retry(struct wil6210_priv *wil, u8 retry_short) 16933fea18d0SLior David { 16943fea18d0SLior David int rc; 16953fea18d0SLior David struct wmi_set_mgmt_retry_limit_cmd cmd = { 16963fea18d0SLior David .mgmt_retry_limit = retry_short, 16973fea18d0SLior David }; 16983fea18d0SLior David struct { 16993fea18d0SLior David struct wmi_cmd_hdr wmi; 17003fea18d0SLior David struct wmi_set_mgmt_retry_limit_event evt; 17013fea18d0SLior David } __packed reply; 17023fea18d0SLior David 17033fea18d0SLior David wil_dbg_wmi(wil, "Setting mgmt retry short %d\n", retry_short); 17043fea18d0SLior David 17053fea18d0SLior David if (!test_bit(WMI_FW_CAPABILITY_MGMT_RETRY_LIMIT, wil->fw_capabilities)) 17063fea18d0SLior David return -ENOTSUPP; 17073fea18d0SLior David 17083fea18d0SLior David reply.evt.status = WMI_FW_STATUS_FAILURE; 17093fea18d0SLior David 17103fea18d0SLior David rc = wmi_call(wil, WMI_SET_MGMT_RETRY_LIMIT_CMDID, &cmd, sizeof(cmd), 17113fea18d0SLior David WMI_SET_MGMT_RETRY_LIMIT_EVENTID, &reply, sizeof(reply), 17123fea18d0SLior David 100); 17133fea18d0SLior David if (rc) 17143fea18d0SLior David return rc; 17153fea18d0SLior David 17163fea18d0SLior David if (reply.evt.status != WMI_FW_STATUS_SUCCESS) { 17173fea18d0SLior David wil_err(wil, "set mgmt retry limit failed with status %d\n", 17183fea18d0SLior David reply.evt.status); 17193fea18d0SLior David rc = -EINVAL; 17203fea18d0SLior David } 17213fea18d0SLior David 17223fea18d0SLior David return rc; 17233fea18d0SLior David } 17243fea18d0SLior David 17253fea18d0SLior David int wmi_get_mgmt_retry(struct wil6210_priv *wil, u8 *retry_short) 17263fea18d0SLior David { 17273fea18d0SLior David int rc; 17283fea18d0SLior David struct { 17293fea18d0SLior David struct wmi_cmd_hdr wmi; 17303fea18d0SLior David struct wmi_get_mgmt_retry_limit_event evt; 17313fea18d0SLior David } __packed reply; 17323fea18d0SLior David 17333fea18d0SLior David wil_dbg_wmi(wil, "getting mgmt retry short\n"); 17343fea18d0SLior David 17353fea18d0SLior David if (!test_bit(WMI_FW_CAPABILITY_MGMT_RETRY_LIMIT, wil->fw_capabilities)) 17363fea18d0SLior David return -ENOTSUPP; 17373fea18d0SLior David 17383fea18d0SLior David reply.evt.mgmt_retry_limit = 0; 17393fea18d0SLior David rc = wmi_call(wil, WMI_GET_MGMT_RETRY_LIMIT_CMDID, NULL, 0, 17403fea18d0SLior David WMI_GET_MGMT_RETRY_LIMIT_EVENTID, &reply, sizeof(reply), 17413fea18d0SLior David 100); 17423fea18d0SLior David if (rc) 17433fea18d0SLior David return rc; 17443fea18d0SLior David 17453fea18d0SLior David if (retry_short) 17463fea18d0SLior David *retry_short = reply.evt.mgmt_retry_limit; 17473fea18d0SLior David 17483fea18d0SLior David return 0; 17493fea18d0SLior David } 17503fea18d0SLior David 1751035859a5SMaya Erez int wmi_abort_scan(struct wil6210_priv *wil) 1752035859a5SMaya Erez { 1753035859a5SMaya Erez int rc; 1754035859a5SMaya Erez 1755035859a5SMaya Erez wil_dbg_wmi(wil, "sending WMI_ABORT_SCAN_CMDID\n"); 1756035859a5SMaya Erez 1757035859a5SMaya Erez rc = wmi_send(wil, WMI_ABORT_SCAN_CMDID, NULL, 0); 1758035859a5SMaya Erez if (rc) 1759035859a5SMaya Erez wil_err(wil, "Failed to abort scan (%d)\n", rc); 1760035859a5SMaya Erez 1761035859a5SMaya Erez return rc; 1762035859a5SMaya Erez } 1763035859a5SMaya Erez 1764849a564bSDedy Lansky int wmi_new_sta(struct wil6210_priv *wil, const u8 *mac, u8 aid) 1765849a564bSDedy Lansky { 1766849a564bSDedy Lansky int rc; 1767849a564bSDedy Lansky struct wmi_new_sta_cmd cmd = { 1768849a564bSDedy Lansky .aid = aid, 1769849a564bSDedy Lansky }; 1770849a564bSDedy Lansky 1771849a564bSDedy Lansky wil_dbg_wmi(wil, "new sta %pM, aid %d\n", mac, aid); 1772849a564bSDedy Lansky 1773849a564bSDedy Lansky ether_addr_copy(cmd.dst_mac, mac); 1774849a564bSDedy Lansky 1775849a564bSDedy Lansky rc = wmi_send(wil, WMI_NEW_STA_CMDID, &cmd, sizeof(cmd)); 1776849a564bSDedy Lansky if (rc) 1777849a564bSDedy Lansky wil_err(wil, "Failed to send new sta (%d)\n", rc); 1778849a564bSDedy Lansky 1779849a564bSDedy Lansky return rc; 1780849a564bSDedy Lansky } 1781849a564bSDedy Lansky 17822be7d22fSVladimir Kondratiev void wmi_event_flush(struct wil6210_priv *wil) 17832be7d22fSVladimir Kondratiev { 1784f6b29b65SHamad Kadmany ulong flags; 17852be7d22fSVladimir Kondratiev struct pending_wmi_event *evt, *t; 17862be7d22fSVladimir Kondratiev 1787af3db60aSLazar Alexei wil_dbg_wmi(wil, "event_flush\n"); 17882be7d22fSVladimir Kondratiev 1789f6b29b65SHamad Kadmany spin_lock_irqsave(&wil->wmi_ev_lock, flags); 1790f6b29b65SHamad Kadmany 17912be7d22fSVladimir Kondratiev list_for_each_entry_safe(evt, t, &wil->pending_wmi_ev, list) { 17922be7d22fSVladimir Kondratiev list_del(&evt->list); 17932be7d22fSVladimir Kondratiev kfree(evt); 17942be7d22fSVladimir Kondratiev } 1795f6b29b65SHamad Kadmany 1796f6b29b65SHamad Kadmany spin_unlock_irqrestore(&wil->wmi_ev_lock, flags); 17972be7d22fSVladimir Kondratiev } 17982be7d22fSVladimir Kondratiev 1799fe9ee51eSMaya Erez int wmi_suspend(struct wil6210_priv *wil) 1800fe9ee51eSMaya Erez { 1801fe9ee51eSMaya Erez int rc; 1802fe9ee51eSMaya Erez struct wmi_traffic_suspend_cmd cmd = { 1803fe9ee51eSMaya Erez .wakeup_trigger = wil->wakeup_trigger, 1804fe9ee51eSMaya Erez }; 1805fe9ee51eSMaya Erez struct { 1806fe9ee51eSMaya Erez struct wmi_cmd_hdr wmi; 1807fe9ee51eSMaya Erez struct wmi_traffic_suspend_event evt; 1808fe9ee51eSMaya Erez } __packed reply; 1809fe9ee51eSMaya Erez u32 suspend_to = WIL_WAIT_FOR_SUSPEND_RESUME_COMP; 1810fe9ee51eSMaya Erez 1811fe9ee51eSMaya Erez wil->suspend_resp_rcvd = false; 1812fe9ee51eSMaya Erez wil->suspend_resp_comp = false; 1813fe9ee51eSMaya Erez 1814fe9ee51eSMaya Erez reply.evt.status = WMI_TRAFFIC_SUSPEND_REJECTED; 1815fe9ee51eSMaya Erez 1816fe9ee51eSMaya Erez rc = wmi_call(wil, WMI_TRAFFIC_SUSPEND_CMDID, &cmd, sizeof(cmd), 1817fe9ee51eSMaya Erez WMI_TRAFFIC_SUSPEND_EVENTID, &reply, sizeof(reply), 1818fe9ee51eSMaya Erez suspend_to); 1819fe9ee51eSMaya Erez if (rc) { 1820fe9ee51eSMaya Erez wil_err(wil, "wmi_call for suspend req failed, rc=%d\n", rc); 1821fe9ee51eSMaya Erez if (rc == -ETIME) 1822fe9ee51eSMaya Erez /* wmi_call TO */ 1823fe9ee51eSMaya Erez wil->suspend_stats.rejected_by_device++; 1824fe9ee51eSMaya Erez else 1825fe9ee51eSMaya Erez wil->suspend_stats.rejected_by_host++; 1826fe9ee51eSMaya Erez goto out; 1827fe9ee51eSMaya Erez } 1828fe9ee51eSMaya Erez 1829fe9ee51eSMaya Erez wil_dbg_wmi(wil, "waiting for suspend_response_completed\n"); 1830fe9ee51eSMaya Erez 1831fe9ee51eSMaya Erez rc = wait_event_interruptible_timeout(wil->wq, 1832fe9ee51eSMaya Erez wil->suspend_resp_comp, 1833fe9ee51eSMaya Erez msecs_to_jiffies(suspend_to)); 1834fe9ee51eSMaya Erez if (rc == 0) { 1835fe9ee51eSMaya Erez wil_err(wil, "TO waiting for suspend_response_completed\n"); 1836fe9ee51eSMaya Erez if (wil->suspend_resp_rcvd) 1837fe9ee51eSMaya Erez /* Device responded but we TO due to another reason */ 1838fe9ee51eSMaya Erez wil->suspend_stats.rejected_by_host++; 1839fe9ee51eSMaya Erez else 1840fe9ee51eSMaya Erez wil->suspend_stats.rejected_by_device++; 1841fe9ee51eSMaya Erez rc = -EBUSY; 1842fe9ee51eSMaya Erez goto out; 1843fe9ee51eSMaya Erez } 1844fe9ee51eSMaya Erez 1845fe9ee51eSMaya Erez wil_dbg_wmi(wil, "suspend_response_completed rcvd\n"); 1846fe9ee51eSMaya Erez if (reply.evt.status == WMI_TRAFFIC_SUSPEND_REJECTED) { 1847fe9ee51eSMaya Erez wil_dbg_pm(wil, "device rejected the suspend\n"); 1848fe9ee51eSMaya Erez wil->suspend_stats.rejected_by_device++; 1849fe9ee51eSMaya Erez } 1850fe9ee51eSMaya Erez rc = reply.evt.status; 1851fe9ee51eSMaya Erez 1852fe9ee51eSMaya Erez out: 1853fe9ee51eSMaya Erez wil->suspend_resp_rcvd = false; 1854fe9ee51eSMaya Erez wil->suspend_resp_comp = false; 1855fe9ee51eSMaya Erez 1856fe9ee51eSMaya Erez return rc; 1857fe9ee51eSMaya Erez } 1858fe9ee51eSMaya Erez 1859fe9ee51eSMaya Erez int wmi_resume(struct wil6210_priv *wil) 1860fe9ee51eSMaya Erez { 1861fe9ee51eSMaya Erez int rc; 1862fe9ee51eSMaya Erez struct { 1863fe9ee51eSMaya Erez struct wmi_cmd_hdr wmi; 1864fe9ee51eSMaya Erez struct wmi_traffic_resume_event evt; 1865fe9ee51eSMaya Erez } __packed reply; 1866fe9ee51eSMaya Erez 1867fe9ee51eSMaya Erez reply.evt.status = WMI_TRAFFIC_RESUME_FAILED; 1868fe9ee51eSMaya Erez 1869fe9ee51eSMaya Erez rc = wmi_call(wil, WMI_TRAFFIC_RESUME_CMDID, NULL, 0, 1870fe9ee51eSMaya Erez WMI_TRAFFIC_RESUME_EVENTID, &reply, sizeof(reply), 1871fe9ee51eSMaya Erez WIL_WAIT_FOR_SUSPEND_RESUME_COMP); 1872fe9ee51eSMaya Erez if (rc) 1873fe9ee51eSMaya Erez return rc; 1874fe9ee51eSMaya Erez 1875fe9ee51eSMaya Erez return reply.evt.status; 1876fe9ee51eSMaya Erez } 1877fe9ee51eSMaya Erez 18782be7d22fSVladimir Kondratiev static bool wmi_evt_call_handler(struct wil6210_priv *wil, int id, 18792be7d22fSVladimir Kondratiev void *d, int len) 18802be7d22fSVladimir Kondratiev { 18812be7d22fSVladimir Kondratiev uint i; 18822be7d22fSVladimir Kondratiev 18832be7d22fSVladimir Kondratiev for (i = 0; i < ARRAY_SIZE(wmi_evt_handlers); i++) { 18842be7d22fSVladimir Kondratiev if (wmi_evt_handlers[i].eventid == id) { 18852be7d22fSVladimir Kondratiev wmi_evt_handlers[i].handler(wil, id, d, len); 18862be7d22fSVladimir Kondratiev return true; 18872be7d22fSVladimir Kondratiev } 18882be7d22fSVladimir Kondratiev } 18892be7d22fSVladimir Kondratiev 18902be7d22fSVladimir Kondratiev return false; 18912be7d22fSVladimir Kondratiev } 18922be7d22fSVladimir Kondratiev 18932be7d22fSVladimir Kondratiev static void wmi_event_handle(struct wil6210_priv *wil, 18942be7d22fSVladimir Kondratiev struct wil6210_mbox_hdr *hdr) 18952be7d22fSVladimir Kondratiev { 18962be7d22fSVladimir Kondratiev u16 len = le16_to_cpu(hdr->len); 18972be7d22fSVladimir Kondratiev 18982be7d22fSVladimir Kondratiev if ((hdr->type == WIL_MBOX_HDR_TYPE_WMI) && 1899b874ddecSLior David (len >= sizeof(struct wmi_cmd_hdr))) { 1900b874ddecSLior David struct wmi_cmd_hdr *wmi = (void *)(&hdr[1]); 19012be7d22fSVladimir Kondratiev void *evt_data = (void *)(&wmi[1]); 1902b874ddecSLior David u16 id = le16_to_cpu(wmi->command_id); 1903028e1836SVladimir Kondratiev 1904028e1836SVladimir Kondratiev wil_dbg_wmi(wil, "Handle WMI 0x%04x (reply_id 0x%04x)\n", 1905028e1836SVladimir Kondratiev id, wil->reply_id); 19062be7d22fSVladimir Kondratiev /* check if someone waits for this event */ 19072be7d22fSVladimir Kondratiev if (wil->reply_id && wil->reply_id == id) { 19080916d9f2SMaya Erez WARN_ON(wil->reply_buf); 19092be7d22fSVladimir Kondratiev wmi_evt_call_handler(wil, id, evt_data, 19102be7d22fSVladimir Kondratiev len - sizeof(*wmi)); 1911af3db60aSLazar Alexei wil_dbg_wmi(wil, "event_handle: Complete WMI 0x%04x\n", 1912af3db60aSLazar Alexei id); 191359502647SDedy Lansky complete(&wil->wmi_call); 19142be7d22fSVladimir Kondratiev return; 19152be7d22fSVladimir Kondratiev } 19162be7d22fSVladimir Kondratiev /* unsolicited event */ 19172be7d22fSVladimir Kondratiev /* search for handler */ 19182be7d22fSVladimir Kondratiev if (!wmi_evt_call_handler(wil, id, evt_data, 19192be7d22fSVladimir Kondratiev len - sizeof(*wmi))) { 1920a3ce5ccdSDedy Lansky wil_info(wil, "Unhandled event 0x%04x\n", id); 19212be7d22fSVladimir Kondratiev } 19222be7d22fSVladimir Kondratiev } else { 19232be7d22fSVladimir Kondratiev wil_err(wil, "Unknown event type\n"); 19242be7d22fSVladimir Kondratiev print_hex_dump(KERN_ERR, "evt?? ", DUMP_PREFIX_OFFSET, 16, 1, 19252be7d22fSVladimir Kondratiev hdr, sizeof(*hdr) + len, true); 19262be7d22fSVladimir Kondratiev } 19272be7d22fSVladimir Kondratiev } 19282be7d22fSVladimir Kondratiev 19292be7d22fSVladimir Kondratiev /* 19302be7d22fSVladimir Kondratiev * Retrieve next WMI event from the pending list 19312be7d22fSVladimir Kondratiev */ 19322be7d22fSVladimir Kondratiev static struct list_head *next_wmi_ev(struct wil6210_priv *wil) 19332be7d22fSVladimir Kondratiev { 19342be7d22fSVladimir Kondratiev ulong flags; 19352be7d22fSVladimir Kondratiev struct list_head *ret = NULL; 19362be7d22fSVladimir Kondratiev 19372be7d22fSVladimir Kondratiev spin_lock_irqsave(&wil->wmi_ev_lock, flags); 19382be7d22fSVladimir Kondratiev 19392be7d22fSVladimir Kondratiev if (!list_empty(&wil->pending_wmi_ev)) { 19402be7d22fSVladimir Kondratiev ret = wil->pending_wmi_ev.next; 19412be7d22fSVladimir Kondratiev list_del(ret); 19422be7d22fSVladimir Kondratiev } 19432be7d22fSVladimir Kondratiev 19442be7d22fSVladimir Kondratiev spin_unlock_irqrestore(&wil->wmi_ev_lock, flags); 19452be7d22fSVladimir Kondratiev 19462be7d22fSVladimir Kondratiev return ret; 19472be7d22fSVladimir Kondratiev } 19482be7d22fSVladimir Kondratiev 19492be7d22fSVladimir Kondratiev /* 19502be7d22fSVladimir Kondratiev * Handler for the WMI events 19512be7d22fSVladimir Kondratiev */ 19522be7d22fSVladimir Kondratiev void wmi_event_worker(struct work_struct *work) 19532be7d22fSVladimir Kondratiev { 19542be7d22fSVladimir Kondratiev struct wil6210_priv *wil = container_of(work, struct wil6210_priv, 19552be7d22fSVladimir Kondratiev wmi_event_worker); 19562be7d22fSVladimir Kondratiev struct pending_wmi_event *evt; 19572be7d22fSVladimir Kondratiev struct list_head *lh; 19582be7d22fSVladimir Kondratiev 1959af3db60aSLazar Alexei wil_dbg_wmi(wil, "event_worker: Start\n"); 19602be7d22fSVladimir Kondratiev while ((lh = next_wmi_ev(wil)) != NULL) { 19612be7d22fSVladimir Kondratiev evt = list_entry(lh, struct pending_wmi_event, list); 19622be7d22fSVladimir Kondratiev wmi_event_handle(wil, &evt->event.hdr); 19632be7d22fSVladimir Kondratiev kfree(evt); 19642be7d22fSVladimir Kondratiev } 1965af3db60aSLazar Alexei wil_dbg_wmi(wil, "event_worker: Finished\n"); 19662be7d22fSVladimir Kondratiev } 1967fe9ee51eSMaya Erez 1968fe9ee51eSMaya Erez bool wil_is_wmi_idle(struct wil6210_priv *wil) 1969fe9ee51eSMaya Erez { 1970fe9ee51eSMaya Erez ulong flags; 1971fe9ee51eSMaya Erez struct wil6210_mbox_ring *r = &wil->mbox_ctl.rx; 1972fe9ee51eSMaya Erez bool rc = false; 1973fe9ee51eSMaya Erez 1974fe9ee51eSMaya Erez spin_lock_irqsave(&wil->wmi_ev_lock, flags); 1975fe9ee51eSMaya Erez 1976fe9ee51eSMaya Erez /* Check if there are pending WMI events in the events queue */ 1977fe9ee51eSMaya Erez if (!list_empty(&wil->pending_wmi_ev)) { 1978fe9ee51eSMaya Erez wil_dbg_pm(wil, "Pending WMI events in queue\n"); 1979fe9ee51eSMaya Erez goto out; 1980fe9ee51eSMaya Erez } 1981fe9ee51eSMaya Erez 1982fe9ee51eSMaya Erez /* Check if there is a pending WMI call */ 1983fe9ee51eSMaya Erez if (wil->reply_id) { 1984fe9ee51eSMaya Erez wil_dbg_pm(wil, "Pending WMI call\n"); 1985fe9ee51eSMaya Erez goto out; 1986fe9ee51eSMaya Erez } 1987fe9ee51eSMaya Erez 1988fe9ee51eSMaya Erez /* Check if there are pending RX events in mbox */ 1989fe9ee51eSMaya Erez r->head = wil_r(wil, RGF_MBOX + 1990fe9ee51eSMaya Erez offsetof(struct wil6210_mbox_ctl, rx.head)); 1991fe9ee51eSMaya Erez if (r->tail != r->head) 1992fe9ee51eSMaya Erez wil_dbg_pm(wil, "Pending WMI mbox events\n"); 1993fe9ee51eSMaya Erez else 1994fe9ee51eSMaya Erez rc = true; 1995fe9ee51eSMaya Erez 1996fe9ee51eSMaya Erez out: 1997fe9ee51eSMaya Erez spin_unlock_irqrestore(&wil->wmi_ev_lock, flags); 1998fe9ee51eSMaya Erez return rc; 1999fe9ee51eSMaya Erez } 2000