Larry Finger | c2478d3 | 2013-08-21 22:34:02 -0500 | [diff] [blame] | 1 | /****************************************************************************** |
| 2 | * |
| 3 | * Copyright(c) 2007 - 2011 Realtek Corporation. All rights reserved. |
| 4 | * |
| 5 | * This program is free software; you can redistribute it and/or modify it |
| 6 | * under the terms of version 2 of the GNU General Public License as |
| 7 | * published by the Free Software Foundation. |
| 8 | * |
| 9 | * This program is distributed in the hope that it will be useful, but WITHOUT |
| 10 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| 11 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for |
| 12 | * more details. |
| 13 | * |
Larry Finger | c2478d3 | 2013-08-21 22:34:02 -0500 | [diff] [blame] | 14 | ******************************************************************************/ |
Larry Finger | c2478d3 | 2013-08-21 22:34:02 -0500 | [diff] [blame] | 15 | |
Sudip Mukherjee | 9aa39bc | 2015-07-16 16:58:11 +0530 | [diff] [blame] | 16 | #define pr_fmt(fmt) "R8188EU: " fmt |
Larry Finger | c2478d3 | 2013-08-21 22:34:02 -0500 | [diff] [blame] | 17 | #include <osdep_service.h> |
| 18 | #include <drv_types.h> |
| 19 | #include <recv_osdep.h> |
| 20 | #include <xmit_osdep.h> |
| 21 | #include <hal_intf.h> |
Larry Finger | c2478d3 | 2013-08-21 22:34:02 -0500 | [diff] [blame] | 22 | #include <linux/usb.h> |
Larry Finger | d249db9e5 | 2014-02-07 18:38:50 -0600 | [diff] [blame] | 23 | #include <linux/vmalloc.h> |
Jakub Sitnicki | 0a0796e | 2015-09-18 08:13:00 +0200 | [diff] [blame] | 24 | #include <mon.h> |
Larry Finger | c2478d3 | 2013-08-21 22:34:02 -0500 | [diff] [blame] | 25 | #include <osdep_intf.h> |
| 26 | |
navin patidar | 17452ee | 2014-06-21 18:19:37 +0530 | [diff] [blame] | 27 | #include <usb_ops_linux.h> |
Larry Finger | c2478d3 | 2013-08-21 22:34:02 -0500 | [diff] [blame] | 28 | #include <rtw_ioctl.h> |
| 29 | |
Ivan Safonov | 6955832 | 2016-09-19 00:26:16 +0700 | [diff] [blame] | 30 | #include "rtl8188e_hal.h" |
| 31 | |
Larry Finger | c2478d3 | 2013-08-21 22:34:02 -0500 | [diff] [blame] | 32 | #define USB_VENDER_ID_REALTEK 0x0bda |
| 33 | |
| 34 | /* DID_USB_v916_20130116 */ |
| 35 | static struct usb_device_id rtw_usb_id_tbl[] = { |
| 36 | /*=== Realtek demoboard ===*/ |
| 37 | {USB_DEVICE(USB_VENDER_ID_REALTEK, 0x8179)}, /* 8188EUS */ |
| 38 | {USB_DEVICE(USB_VENDER_ID_REALTEK, 0x0179)}, /* 8188ETV */ |
| 39 | /*=== Customer ID ===*/ |
| 40 | /****** 8188EUS ********/ |
Larry Finger | a2fa672 | 2014-08-25 16:05:38 -0500 | [diff] [blame] | 41 | {USB_DEVICE(0x056e, 0x4008)}, /* Elecom WDC-150SU2M */ |
Larry Finger | 08951f1 | 2014-02-02 22:23:06 -0600 | [diff] [blame] | 42 | {USB_DEVICE(0x07b8, 0x8179)}, /* Abocom - Abocom */ |
Larry Finger | df3f4ed | 2013-09-26 13:07:31 -0500 | [diff] [blame] | 43 | {USB_DEVICE(0x2001, 0x330F)}, /* DLink DWA-125 REV D1 */ |
Manu Gupta | 260ea9c | 2014-02-24 12:12:28 -0600 | [diff] [blame] | 44 | {USB_DEVICE(0x2001, 0x3310)}, /* Dlink DWA-123 REV D1 */ |
Larry Finger | 6d4556f | 2014-11-27 10:10:21 -0600 | [diff] [blame] | 45 | {USB_DEVICE(0x2001, 0x3311)}, /* DLink GO-USB-N150 REV B1 */ |
Michael Straube | dff6b7b | 2019-01-07 18:28:58 +0100 | [diff] [blame] | 46 | {USB_DEVICE(0x2001, 0x331B)}, /* D-Link DWA-121 rev B1 */ |
Michael Gugino | 964a21a | 2017-07-17 13:29:09 -0400 | [diff] [blame] | 47 | {USB_DEVICE(0x2357, 0x010c)}, /* TP-Link TL-WN722N v2 */ |
Michael Straube | ebec01d | 2019-12-28 15:37:25 +0100 | [diff] [blame] | 48 | {USB_DEVICE(0x2357, 0x0111)}, /* TP-Link TL-WN727N v5.21 */ |
Holger Paradies | 8626d52 | 2014-08-13 13:22:49 -0500 | [diff] [blame] | 49 | {USB_DEVICE(0x0df6, 0x0076)}, /* Sitecom N150 v2 */ |
Charles Milette | ab4be3a | 2017-08-18 16:30:34 -0400 | [diff] [blame] | 50 | {USB_DEVICE(USB_VENDER_ID_REALTEK, 0xffef)}, /* Rosewill RNX-N150NUB */ |
Larry Finger | c2478d3 | 2013-08-21 22:34:02 -0500 | [diff] [blame] | 51 | {} /* Terminating entry */ |
| 52 | }; |
| 53 | |
| 54 | MODULE_DEVICE_TABLE(usb, rtw_usb_id_tbl); |
| 55 | |
Larry Finger | c2478d3 | 2013-08-21 22:34:02 -0500 | [diff] [blame] | 56 | static struct dvobj_priv *usb_dvobj_init(struct usb_interface *usb_intf) |
| 57 | { |
| 58 | int i; |
Larry Finger | c2478d3 | 2013-08-21 22:34:02 -0500 | [diff] [blame] | 59 | struct dvobj_priv *pdvobjpriv; |
| 60 | struct usb_host_config *phost_conf; |
| 61 | struct usb_config_descriptor *pconf_desc; |
| 62 | struct usb_host_interface *phost_iface; |
| 63 | struct usb_interface_descriptor *piface_desc; |
Larry Finger | c2478d3 | 2013-08-21 22:34:02 -0500 | [diff] [blame] | 64 | struct usb_endpoint_descriptor *pendp_desc; |
| 65 | struct usb_device *pusbd; |
| 66 | |
navin patidar | fadbe0c | 2014-06-22 14:06:23 +0530 | [diff] [blame] | 67 | pdvobjpriv = kzalloc(sizeof(*pdvobjpriv), GFP_KERNEL); |
Bhaktipriya Shridhar | 574502c | 2016-03-22 20:25:55 +0530 | [diff] [blame] | 68 | if (!pdvobjpriv) |
Sudip Mukherjee | 586b063 | 2015-07-21 18:57:25 +0530 | [diff] [blame] | 69 | return NULL; |
Larry Finger | c2478d3 | 2013-08-21 22:34:02 -0500 | [diff] [blame] | 70 | |
| 71 | pdvobjpriv->pusbintf = usb_intf; |
| 72 | pusbd = interface_to_usbdev(usb_intf); |
| 73 | pdvobjpriv->pusbdev = pusbd; |
| 74 | usb_set_intfdata(usb_intf, pdvobjpriv); |
| 75 | |
| 76 | pdvobjpriv->RtNumInPipes = 0; |
| 77 | pdvobjpriv->RtNumOutPipes = 0; |
| 78 | |
| 79 | phost_conf = pusbd->actconfig; |
| 80 | pconf_desc = &phost_conf->desc; |
| 81 | |
Johan Hovold | cc2f975 | 2019-12-10 12:47:50 +0100 | [diff] [blame] | 82 | phost_iface = usb_intf->cur_altsetting; |
Larry Finger | c2478d3 | 2013-08-21 22:34:02 -0500 | [diff] [blame] | 83 | piface_desc = &phost_iface->desc; |
| 84 | |
| 85 | pdvobjpriv->NumInterfaces = pconf_desc->bNumInterfaces; |
| 86 | pdvobjpriv->InterfaceNumber = piface_desc->bInterfaceNumber; |
Larry Finger | c2478d3 | 2013-08-21 22:34:02 -0500 | [diff] [blame] | 87 | |
Ivan Safonov | c672491 | 2016-09-03 22:30:32 +0700 | [diff] [blame] | 88 | for (i = 0; i < piface_desc->bNumEndpoints; i++) { |
navin patidar | 73fbfbf | 2014-04-29 06:55:13 +0530 | [diff] [blame] | 89 | int ep_num; |
Jes Sorensen | 6179ed5 | 2014-12-01 15:20:58 -0500 | [diff] [blame] | 90 | pendp_desc = &phost_iface->endpoint[i].desc; |
navin patidar | 73fbfbf | 2014-04-29 06:55:13 +0530 | [diff] [blame] | 91 | |
Jes Sorensen | 6179ed5 | 2014-12-01 15:20:58 -0500 | [diff] [blame] | 92 | ep_num = usb_endpoint_num(pendp_desc); |
Larry Finger | c2478d3 | 2013-08-21 22:34:02 -0500 | [diff] [blame] | 93 | |
Jes Sorensen | 6179ed5 | 2014-12-01 15:20:58 -0500 | [diff] [blame] | 94 | if (usb_endpoint_is_bulk_in(pendp_desc)) { |
| 95 | pdvobjpriv->RtInPipe[pdvobjpriv->RtNumInPipes] = ep_num; |
| 96 | pdvobjpriv->RtNumInPipes++; |
| 97 | } else if (usb_endpoint_is_int_in(pendp_desc)) { |
| 98 | pdvobjpriv->RtInPipe[pdvobjpriv->RtNumInPipes] = ep_num; |
| 99 | pdvobjpriv->RtNumInPipes++; |
| 100 | } else if (usb_endpoint_is_bulk_out(pendp_desc)) { |
| 101 | pdvobjpriv->RtOutPipe[pdvobjpriv->RtNumOutPipes] = |
| 102 | ep_num; |
| 103 | pdvobjpriv->RtNumOutPipes++; |
Larry Finger | c2478d3 | 2013-08-21 22:34:02 -0500 | [diff] [blame] | 104 | } |
| 105 | } |
| 106 | |
navin patidar | 2133514 | 2014-04-29 06:55:12 +0530 | [diff] [blame] | 107 | if (pusbd->speed == USB_SPEED_HIGH) |
Larry Finger | c2478d3 | 2013-08-21 22:34:02 -0500 | [diff] [blame] | 108 | pdvobjpriv->ishighspeed = true; |
navin patidar | 2133514 | 2014-04-29 06:55:12 +0530 | [diff] [blame] | 109 | else |
Larry Finger | c2478d3 | 2013-08-21 22:34:02 -0500 | [diff] [blame] | 110 | pdvobjpriv->ishighspeed = false; |
Larry Finger | c2478d3 | 2013-08-21 22:34:02 -0500 | [diff] [blame] | 111 | |
navin patidar | 418f964 | 2014-06-06 21:45:11 +0530 | [diff] [blame] | 112 | mutex_init(&pdvobjpriv->usb_vendor_req_mutex); |
Sudip Mukherjee | 705a313 | 2015-07-21 18:57:26 +0530 | [diff] [blame] | 113 | usb_get_dev(pusbd); |
Sudip Mukherjee | 586b063 | 2015-07-21 18:57:25 +0530 | [diff] [blame] | 114 | |
Larry Finger | c2478d3 | 2013-08-21 22:34:02 -0500 | [diff] [blame] | 115 | return pdvobjpriv; |
| 116 | } |
| 117 | |
| 118 | static void usb_dvobj_deinit(struct usb_interface *usb_intf) |
| 119 | { |
| 120 | struct dvobj_priv *dvobj = usb_get_intfdata(usb_intf); |
| 121 | |
Larry Finger | c2478d3 | 2013-08-21 22:34:02 -0500 | [diff] [blame] | 122 | usb_set_intfdata(usb_intf, NULL); |
| 123 | if (dvobj) { |
| 124 | /* Modify condition for 92DU DMDP 2010.11.18, by Thomas */ |
| 125 | if ((dvobj->NumInterfaces != 2 && |
| 126 | dvobj->NumInterfaces != 3) || |
| 127 | (dvobj->InterfaceNumber == 1)) { |
| 128 | if (interface_to_usbdev(usb_intf)->state != |
| 129 | USB_STATE_NOTATTACHED) { |
| 130 | /* If we didn't unplug usb dongle and |
| 131 | * remove/insert module, driver fails |
| 132 | * on sitesurvey for the first time when |
| 133 | * device is up . Reset usb port for sitesurvey |
| 134 | * fail issue. */ |
Sudip Mukherjee | 9aa39bc | 2015-07-16 16:58:11 +0530 | [diff] [blame] | 135 | pr_debug("usb attached..., try to reset usb device\n"); |
Larry Finger | c2478d3 | 2013-08-21 22:34:02 -0500 | [diff] [blame] | 136 | usb_reset_device(interface_to_usbdev(usb_intf)); |
| 137 | } |
| 138 | } |
navin patidar | f0e7a51 | 2014-06-06 21:45:10 +0530 | [diff] [blame] | 139 | |
navin patidar | f0e7a51 | 2014-06-06 21:45:10 +0530 | [diff] [blame] | 140 | mutex_destroy(&dvobj->usb_vendor_req_mutex); |
Larry Finger | c2478d3 | 2013-08-21 22:34:02 -0500 | [diff] [blame] | 141 | kfree(dvobj); |
| 142 | } |
| 143 | |
| 144 | usb_put_dev(interface_to_usbdev(usb_intf)); |
| 145 | |
Larry Finger | c2478d3 | 2013-08-21 22:34:02 -0500 | [diff] [blame] | 146 | } |
| 147 | |
Larry Finger | c2478d3 | 2013-08-21 22:34:02 -0500 | [diff] [blame] | 148 | static void usb_intf_start(struct adapter *padapter) |
| 149 | { |
| 150 | RT_TRACE(_module_hci_intfs_c_, _drv_err_, ("+usb_intf_start\n")); |
| 151 | |
| 152 | rtw_hal_inirp_init(padapter); |
| 153 | |
| 154 | RT_TRACE(_module_hci_intfs_c_, _drv_err_, ("-usb_intf_start\n")); |
| 155 | } |
| 156 | |
| 157 | static void usb_intf_stop(struct adapter *padapter) |
| 158 | { |
| 159 | RT_TRACE(_module_hci_intfs_c_, _drv_err_, ("+usb_intf_stop\n")); |
| 160 | |
Yannick Guerrini | 8895f04 | 2015-02-26 17:36:33 +0100 | [diff] [blame] | 161 | /* disable_hw_interrupt */ |
Larry Finger | c2478d3 | 2013-08-21 22:34:02 -0500 | [diff] [blame] | 162 | if (!padapter->bSurpriseRemoved) { |
| 163 | /* device still exists, so driver can do i/o operation */ |
| 164 | /* TODO: */ |
| 165 | RT_TRACE(_module_hci_intfs_c_, _drv_err_, |
| 166 | ("SurpriseRemoved == false\n")); |
| 167 | } |
| 168 | |
| 169 | /* cancel in irp */ |
| 170 | rtw_hal_inirp_deinit(padapter); |
| 171 | |
| 172 | /* cancel out irp */ |
navin patidar | 14af355 | 2014-06-11 22:51:30 +0530 | [diff] [blame] | 173 | usb_write_port_cancel(padapter); |
Larry Finger | c2478d3 | 2013-08-21 22:34:02 -0500 | [diff] [blame] | 174 | |
| 175 | /* todo:cancel other irps */ |
| 176 | |
| 177 | RT_TRACE(_module_hci_intfs_c_, _drv_err_, ("-usb_intf_stop\n")); |
| 178 | } |
| 179 | |
| 180 | static void rtw_dev_unload(struct adapter *padapter) |
| 181 | { |
| 182 | RT_TRACE(_module_hci_intfs_c_, _drv_err_, ("+rtw_dev_unload\n")); |
| 183 | |
| 184 | if (padapter->bup) { |
Sudip Mukherjee | 9aa39bc | 2015-07-16 16:58:11 +0530 | [diff] [blame] | 185 | pr_debug("===> rtw_dev_unload\n"); |
Larry Finger | c2478d3 | 2013-08-21 22:34:02 -0500 | [diff] [blame] | 186 | padapter->bDriverStopped = true; |
| 187 | if (padapter->xmitpriv.ack_tx) |
| 188 | rtw_ack_tx_done(&padapter->xmitpriv, RTW_SCTX_DONE_DRV_STOP); |
| 189 | /* s3. */ |
| 190 | if (padapter->intf_stop) |
| 191 | padapter->intf_stop(padapter); |
| 192 | /* s4. */ |
| 193 | if (!padapter->pwrctrlpriv.bInternalAutoSuspend) |
| 194 | rtw_stop_drv_threads(padapter); |
| 195 | |
| 196 | /* s5. */ |
| 197 | if (!padapter->bSurpriseRemoved) { |
| 198 | rtw_hal_deinit(padapter); |
| 199 | padapter->bSurpriseRemoved = true; |
| 200 | } |
| 201 | |
| 202 | padapter->bup = false; |
| 203 | } else { |
| 204 | RT_TRACE(_module_hci_intfs_c_, _drv_err_, |
| 205 | ("r871x_dev_unload():padapter->bup == false\n")); |
| 206 | } |
| 207 | |
Sudip Mukherjee | 9aa39bc | 2015-07-16 16:58:11 +0530 | [diff] [blame] | 208 | pr_debug("<=== rtw_dev_unload\n"); |
Larry Finger | c2478d3 | 2013-08-21 22:34:02 -0500 | [diff] [blame] | 209 | |
| 210 | RT_TRACE(_module_hci_intfs_c_, _drv_err_, ("-rtw_dev_unload\n")); |
| 211 | } |
| 212 | |
Larry Finger | c2478d3 | 2013-08-21 22:34:02 -0500 | [diff] [blame] | 213 | static int rtw_suspend(struct usb_interface *pusb_intf, pm_message_t message) |
| 214 | { |
| 215 | struct dvobj_priv *dvobj = usb_get_intfdata(pusb_intf); |
| 216 | struct adapter *padapter = dvobj->if1; |
| 217 | struct net_device *pnetdev = padapter->pnetdev; |
| 218 | struct mlme_priv *pmlmepriv = &padapter->mlmepriv; |
| 219 | struct pwrctrl_priv *pwrpriv = &padapter->pwrctrlpriv; |
Rémy Oudompheng | ed73749 | 2015-11-02 11:39:22 +0100 | [diff] [blame] | 220 | unsigned long start_time = jiffies; |
Larry Finger | c2478d3 | 2013-08-21 22:34:02 -0500 | [diff] [blame] | 221 | |
Sudip Mukherjee | 9aa39bc | 2015-07-16 16:58:11 +0530 | [diff] [blame] | 222 | pr_debug("==> %s (%s:%d)\n", __func__, current->comm, current->pid); |
Larry Finger | c2478d3 | 2013-08-21 22:34:02 -0500 | [diff] [blame] | 223 | |
| 224 | if ((!padapter->bup) || (padapter->bDriverStopped) || |
| 225 | (padapter->bSurpriseRemoved)) { |
Sudip Mukherjee | 9aa39bc | 2015-07-16 16:58:11 +0530 | [diff] [blame] | 226 | pr_debug("padapter->bup=%d bDriverStopped=%d bSurpriseRemoved = %d\n", |
Larry Finger | c2478d3 | 2013-08-21 22:34:02 -0500 | [diff] [blame] | 227 | padapter->bup, padapter->bDriverStopped, |
| 228 | padapter->bSurpriseRemoved); |
| 229 | goto exit; |
| 230 | } |
| 231 | |
| 232 | pwrpriv->bInSuspend = true; |
| 233 | rtw_cancel_all_timer(padapter); |
| 234 | LeaveAllPowerSaveMode(padapter); |
| 235 | |
Binoy Jayan | f18c566 | 2016-06-06 10:08:06 +0530 | [diff] [blame] | 236 | mutex_lock(&pwrpriv->mutex_lock); |
Larry Finger | c2478d3 | 2013-08-21 22:34:02 -0500 | [diff] [blame] | 237 | /* s1. */ |
| 238 | if (pnetdev) { |
| 239 | netif_carrier_off(pnetdev); |
navin patidar | 945c097 | 2014-05-27 21:05:53 +0530 | [diff] [blame] | 240 | netif_tx_stop_all_queues(pnetdev); |
Larry Finger | c2478d3 | 2013-08-21 22:34:02 -0500 | [diff] [blame] | 241 | } |
| 242 | |
| 243 | /* s2. */ |
| 244 | rtw_disassoc_cmd(padapter, 0, false); |
| 245 | |
| 246 | if (check_fwstate(pmlmepriv, WIFI_STATION_STATE) && |
| 247 | check_fwstate(pmlmepriv, _FW_LINKED)) { |
Sudip Mukherjee | 9aa39bc | 2015-07-16 16:58:11 +0530 | [diff] [blame] | 248 | pr_debug("%s:%d %s(%pM), length:%d assoc_ssid.length:%d\n", |
Larry Finger | c2478d3 | 2013-08-21 22:34:02 -0500 | [diff] [blame] | 249 | __func__, __LINE__, |
| 250 | pmlmepriv->cur_network.network.Ssid.Ssid, |
| 251 | pmlmepriv->cur_network.network.MacAddress, |
| 252 | pmlmepriv->cur_network.network.Ssid.SsidLength, |
| 253 | pmlmepriv->assoc_ssid.SsidLength); |
| 254 | |
| 255 | pmlmepriv->to_roaming = 1; |
| 256 | } |
| 257 | /* s2-2. indicate disconnect to os */ |
| 258 | rtw_indicate_disconnect(padapter); |
| 259 | /* s2-3. */ |
Buţiu Alexandru Octavian | b4ba3b5 | 2015-07-24 00:13:27 +0300 | [diff] [blame] | 260 | rtw_free_assoc_resources(padapter); |
Larry Finger | c2478d3 | 2013-08-21 22:34:02 -0500 | [diff] [blame] | 261 | /* s2-4. */ |
| 262 | rtw_free_network_queue(padapter, true); |
| 263 | |
| 264 | rtw_dev_unload(padapter); |
Binoy Jayan | f18c566 | 2016-06-06 10:08:06 +0530 | [diff] [blame] | 265 | mutex_unlock(&pwrpriv->mutex_lock); |
Larry Finger | c2478d3 | 2013-08-21 22:34:02 -0500 | [diff] [blame] | 266 | |
| 267 | if (check_fwstate(pmlmepriv, _FW_UNDER_SURVEY)) |
| 268 | rtw_indicate_scan_done(padapter, 1); |
| 269 | |
| 270 | if (check_fwstate(pmlmepriv, _FW_UNDER_LINKING)) |
| 271 | rtw_indicate_disconnect(padapter); |
| 272 | |
| 273 | exit: |
Sudip Mukherjee | 7d708e5 | 2015-07-16 16:58:12 +0530 | [diff] [blame] | 274 | pr_debug("<=== %s .............. in %dms\n", __func__, |
Rémy Oudompheng | ed73749 | 2015-11-02 11:39:22 +0100 | [diff] [blame] | 275 | jiffies_to_msecs(jiffies - start_time)); |
Larry Finger | c2478d3 | 2013-08-21 22:34:02 -0500 | [diff] [blame] | 276 | |
Sudip Mukherjee | 7d708e5 | 2015-07-16 16:58:12 +0530 | [diff] [blame] | 277 | return 0; |
Larry Finger | c2478d3 | 2013-08-21 22:34:02 -0500 | [diff] [blame] | 278 | } |
| 279 | |
navin patidar | 0aba3f4 | 2014-07-10 09:11:25 +0530 | [diff] [blame] | 280 | static int rtw_resume_process(struct adapter *padapter) |
Larry Finger | c2478d3 | 2013-08-21 22:34:02 -0500 | [diff] [blame] | 281 | { |
| 282 | struct net_device *pnetdev; |
| 283 | struct pwrctrl_priv *pwrpriv = NULL; |
| 284 | int ret = -1; |
Rémy Oudompheng | ed73749 | 2015-11-02 11:39:22 +0100 | [diff] [blame] | 285 | unsigned long start_time = jiffies; |
Larry Finger | c2478d3 | 2013-08-21 22:34:02 -0500 | [diff] [blame] | 286 | |
Sudip Mukherjee | 9aa39bc | 2015-07-16 16:58:11 +0530 | [diff] [blame] | 287 | pr_debug("==> %s (%s:%d)\n", __func__, current->comm, current->pid); |
Larry Finger | c2478d3 | 2013-08-21 22:34:02 -0500 | [diff] [blame] | 288 | |
| 289 | if (padapter) { |
| 290 | pnetdev = padapter->pnetdev; |
| 291 | pwrpriv = &padapter->pwrctrlpriv; |
| 292 | } else { |
| 293 | goto exit; |
| 294 | } |
| 295 | |
Binoy Jayan | f18c566 | 2016-06-06 10:08:06 +0530 | [diff] [blame] | 296 | mutex_lock(&pwrpriv->mutex_lock); |
Larry Finger | c2478d3 | 2013-08-21 22:34:02 -0500 | [diff] [blame] | 297 | rtw_reset_drv_sw(padapter); |
Rickard Strandqvist | 89b90c6 | 2014-05-22 21:58:02 +0200 | [diff] [blame] | 298 | pwrpriv->bkeepfwalive = false; |
Larry Finger | c2478d3 | 2013-08-21 22:34:02 -0500 | [diff] [blame] | 299 | |
Sudip Mukherjee | 9aa39bc | 2015-07-16 16:58:11 +0530 | [diff] [blame] | 300 | pr_debug("bkeepfwalive(%x)\n", pwrpriv->bkeepfwalive); |
Wei Yongjun | 23bf404 | 2016-10-01 00:38:08 +0800 | [diff] [blame] | 301 | if (pm_netdev_open(pnetdev, true) != 0) { |
| 302 | mutex_unlock(&pwrpriv->mutex_lock); |
Larry Finger | c2478d3 | 2013-08-21 22:34:02 -0500 | [diff] [blame] | 303 | goto exit; |
Wei Yongjun | 23bf404 | 2016-10-01 00:38:08 +0800 | [diff] [blame] | 304 | } |
Larry Finger | c2478d3 | 2013-08-21 22:34:02 -0500 | [diff] [blame] | 305 | |
| 306 | netif_device_attach(pnetdev); |
| 307 | netif_carrier_on(pnetdev); |
| 308 | |
Binoy Jayan | f18c566 | 2016-06-06 10:08:06 +0530 | [diff] [blame] | 309 | mutex_unlock(&pwrpriv->mutex_lock); |
Larry Finger | c2478d3 | 2013-08-21 22:34:02 -0500 | [diff] [blame] | 310 | |
Larry Finger | c2478d3 | 2013-08-21 22:34:02 -0500 | [diff] [blame] | 311 | rtw_roaming(padapter, NULL); |
| 312 | |
| 313 | ret = 0; |
| 314 | exit: |
Wei Yongjun | 23bf404 | 2016-10-01 00:38:08 +0800 | [diff] [blame] | 315 | if (pwrpriv) |
Larry Finger | c2478d3 | 2013-08-21 22:34:02 -0500 | [diff] [blame] | 316 | pwrpriv->bInSuspend = false; |
Sudip Mukherjee | 9aa39bc | 2015-07-16 16:58:11 +0530 | [diff] [blame] | 317 | pr_debug("<=== %s return %d.............. in %dms\n", __func__, |
Rémy Oudompheng | ed73749 | 2015-11-02 11:39:22 +0100 | [diff] [blame] | 318 | ret, jiffies_to_msecs(jiffies - start_time)); |
Larry Finger | c2478d3 | 2013-08-21 22:34:02 -0500 | [diff] [blame] | 319 | |
Larry Finger | c2478d3 | 2013-08-21 22:34:02 -0500 | [diff] [blame] | 320 | return ret; |
| 321 | } |
| 322 | |
navin patidar | 0aba3f4 | 2014-07-10 09:11:25 +0530 | [diff] [blame] | 323 | static int rtw_resume(struct usb_interface *pusb_intf) |
| 324 | { |
| 325 | struct dvobj_priv *dvobj = usb_get_intfdata(pusb_intf); |
| 326 | struct adapter *padapter = dvobj->if1; |
| 327 | |
| 328 | return rtw_resume_process(padapter); |
| 329 | } |
| 330 | |
Larry Finger | c2478d3 | 2013-08-21 22:34:02 -0500 | [diff] [blame] | 331 | /* |
| 332 | * drv_init() - a device potentially for us |
| 333 | * |
| 334 | * notes: drv_init() is called when the bus driver has located |
| 335 | * a card for us to support. |
| 336 | * We accept the new device by returning 0. |
| 337 | */ |
| 338 | |
| 339 | static struct adapter *rtw_usb_if1_init(struct dvobj_priv *dvobj, |
| 340 | struct usb_interface *pusb_intf, const struct usb_device_id *pdid) |
| 341 | { |
| 342 | struct adapter *padapter = NULL; |
| 343 | struct net_device *pnetdev = NULL; |
Jakub Sitnicki | 0a0796e | 2015-09-18 08:13:00 +0200 | [diff] [blame] | 344 | struct net_device *pmondev; |
Larry Finger | c2478d3 | 2013-08-21 22:34:02 -0500 | [diff] [blame] | 345 | int status = _FAIL; |
| 346 | |
Larry Finger | 2397c6e | 2014-02-06 20:45:42 -0600 | [diff] [blame] | 347 | padapter = (struct adapter *)vzalloc(sizeof(*padapter)); |
Larry Finger | c2478d3 | 2013-08-21 22:34:02 -0500 | [diff] [blame] | 348 | if (padapter == NULL) |
| 349 | goto exit; |
| 350 | padapter->dvobj = dvobj; |
| 351 | dvobj->if1 = padapter; |
| 352 | |
| 353 | padapter->bDriverStopped = true; |
navin patidar | fc8b5ae | 2014-06-01 17:46:30 +0530 | [diff] [blame] | 354 | mutex_init(&padapter->hw_init_mutex); |
Larry Finger | c2478d3 | 2013-08-21 22:34:02 -0500 | [diff] [blame] | 355 | |
Larry Finger | c2478d3 | 2013-08-21 22:34:02 -0500 | [diff] [blame] | 356 | pnetdev = rtw_init_netdev(padapter); |
| 357 | if (pnetdev == NULL) |
navin patidar | 0f56c6e | 2014-05-27 21:05:47 +0530 | [diff] [blame] | 358 | goto free_adapter; |
Larry Finger | c2478d3 | 2013-08-21 22:34:02 -0500 | [diff] [blame] | 359 | SET_NETDEV_DEV(pnetdev, dvobj_to_dev(dvobj)); |
| 360 | padapter = rtw_netdev_priv(pnetdev); |
| 361 | |
Jakub Sitnicki | 0a0796e | 2015-09-18 08:13:00 +0200 | [diff] [blame] | 362 | if (padapter->registrypriv.monitor_enable) { |
| 363 | pmondev = rtl88eu_mon_init(); |
| 364 | if (pmondev == NULL) |
| 365 | netdev_warn(pnetdev, "Failed to initialize monitor interface"); |
| 366 | padapter->pmondev = pmondev; |
| 367 | } |
| 368 | |
Ivan Safonov | 6955832 | 2016-09-19 00:26:16 +0700 | [diff] [blame] | 369 | padapter->HalData = kzalloc(sizeof(struct hal_data_8188e), GFP_KERNEL); |
Connor Kuehl | 7d38c1f | 2019-09-27 14:44:15 -0700 | [diff] [blame] | 370 | if (!padapter->HalData) { |
| 371 | DBG_88E("Failed to allocate memory for HAL data\n"); |
| 372 | goto free_adapter; |
| 373 | } |
Larry Finger | c2478d3 | 2013-08-21 22:34:02 -0500 | [diff] [blame] | 374 | |
| 375 | padapter->intf_start = &usb_intf_start; |
| 376 | padapter->intf_stop = &usb_intf_stop; |
| 377 | |
Larry Finger | c2478d3 | 2013-08-21 22:34:02 -0500 | [diff] [blame] | 378 | /* step read_chip_version */ |
| 379 | rtw_hal_read_chip_version(padapter); |
| 380 | |
| 381 | /* step usb endpoint mapping */ |
| 382 | rtw_hal_chip_configure(padapter); |
| 383 | |
| 384 | /* step read efuse/eeprom data and get mac_addr */ |
| 385 | rtw_hal_read_chip_info(padapter); |
| 386 | |
| 387 | /* step 5. */ |
| 388 | if (rtw_init_drv_sw(padapter) == _FAIL) { |
| 389 | RT_TRACE(_module_hci_intfs_c_, _drv_err_, |
| 390 | ("Initialize driver software resource Failed!\n")); |
| 391 | goto free_hal_data; |
| 392 | } |
| 393 | |
| 394 | #ifdef CONFIG_PM |
| 395 | if (padapter->pwrctrlpriv.bSupportRemoteWakeup) { |
| 396 | dvobj->pusbdev->do_remote_wakeup = 1; |
| 397 | pusb_intf->needs_remote_wakeup = 1; |
| 398 | device_init_wakeup(&pusb_intf->dev, 1); |
Sudip Mukherjee | 9aa39bc | 2015-07-16 16:58:11 +0530 | [diff] [blame] | 399 | pr_debug("\n padapter->pwrctrlpriv.bSupportRemoteWakeup~~~~~~\n"); |
| 400 | pr_debug("\n padapter->pwrctrlpriv.bSupportRemoteWakeup~~~[%d]~~~\n", |
Larry Finger | c2478d3 | 2013-08-21 22:34:02 -0500 | [diff] [blame] | 401 | device_may_wakeup(&pusb_intf->dev)); |
| 402 | } |
| 403 | #endif |
| 404 | |
| 405 | /* 2012-07-11 Move here to prevent the 8723AS-VAU BT auto |
| 406 | * suspend influence */ |
| 407 | if (usb_autopm_get_interface(pusb_intf) < 0) |
Sudip Mukherjee | 9aa39bc | 2015-07-16 16:58:11 +0530 | [diff] [blame] | 408 | pr_debug("can't get autopm:\n"); |
Larry Finger | c2478d3 | 2013-08-21 22:34:02 -0500 | [diff] [blame] | 409 | |
| 410 | /* alloc dev name after read efuse. */ |
| 411 | rtw_init_netdev_name(pnetdev, padapter->registrypriv.ifname); |
| 412 | rtw_macaddr_cfg(padapter->eeprompriv.mac_addr); |
Larry Finger | c2478d3 | 2013-08-21 22:34:02 -0500 | [diff] [blame] | 413 | memcpy(pnetdev->dev_addr, padapter->eeprompriv.mac_addr, ETH_ALEN); |
Sudip Mukherjee | 9aa39bc | 2015-07-16 16:58:11 +0530 | [diff] [blame] | 414 | pr_debug("MAC Address from pnetdev->dev_addr = %pM\n", |
Larry Finger | c2478d3 | 2013-08-21 22:34:02 -0500 | [diff] [blame] | 415 | pnetdev->dev_addr); |
| 416 | |
| 417 | /* step 6. Tell the network stack we exist */ |
| 418 | if (register_netdev(pnetdev) != 0) { |
| 419 | RT_TRACE(_module_hci_intfs_c_, _drv_err_, ("register_netdev() failed\n")); |
| 420 | goto free_hal_data; |
| 421 | } |
| 422 | |
Sudip Mukherjee | 9aa39bc | 2015-07-16 16:58:11 +0530 | [diff] [blame] | 423 | pr_debug("bDriverStopped:%d, bSurpriseRemoved:%d, bup:%d, hw_init_completed:%d\n" |
Larry Finger | c2478d3 | 2013-08-21 22:34:02 -0500 | [diff] [blame] | 424 | , padapter->bDriverStopped |
| 425 | , padapter->bSurpriseRemoved |
| 426 | , padapter->bup |
| 427 | , padapter->hw_init_completed |
| 428 | ); |
| 429 | |
| 430 | status = _SUCCESS; |
| 431 | |
| 432 | free_hal_data: |
Larry Finger | dc2f9db | 2013-09-04 15:55:55 -0500 | [diff] [blame] | 433 | if (status != _SUCCESS) |
Larry Finger | c2478d3 | 2013-08-21 22:34:02 -0500 | [diff] [blame] | 434 | kfree(padapter->HalData); |
Larry Finger | c2478d3 | 2013-08-21 22:34:02 -0500 | [diff] [blame] | 435 | free_adapter: |
| 436 | if (status != _SUCCESS) { |
| 437 | if (pnetdev) |
| 438 | rtw_free_netdev(pnetdev); |
Bhaktipriya Shridhar | 2c10efb | 2016-02-29 02:00:17 +0530 | [diff] [blame] | 439 | else |
Larry Finger | 03bd6ae | 2014-02-06 20:45:43 -0600 | [diff] [blame] | 440 | vfree(padapter); |
Larry Finger | c2478d3 | 2013-08-21 22:34:02 -0500 | [diff] [blame] | 441 | padapter = NULL; |
| 442 | } |
| 443 | exit: |
| 444 | return padapter; |
| 445 | } |
| 446 | |
| 447 | static void rtw_usb_if1_deinit(struct adapter *if1) |
| 448 | { |
| 449 | struct net_device *pnetdev = if1->pnetdev; |
| 450 | struct mlme_priv *pmlmepriv = &if1->mlmepriv; |
| 451 | |
| 452 | if (check_fwstate(pmlmepriv, _FW_LINKED)) |
| 453 | rtw_disassoc_cmd(if1, 0, false); |
| 454 | |
| 455 | #ifdef CONFIG_88EU_AP_MODE |
| 456 | free_mlme_ap_info(if1); |
| 457 | #endif |
| 458 | |
Luca Ceresoli | ac66b62 | 2016-09-06 18:36:55 +0200 | [diff] [blame] | 459 | if (pnetdev) |
| 460 | unregister_netdev(pnetdev); /* will call netdev_close() */ |
| 461 | |
Jakub Sitnicki | 0a0796e | 2015-09-18 08:13:00 +0200 | [diff] [blame] | 462 | rtl88eu_mon_deinit(if1->pmondev); |
Larry Finger | c2478d3 | 2013-08-21 22:34:02 -0500 | [diff] [blame] | 463 | rtw_cancel_all_timer(if1); |
| 464 | |
| 465 | rtw_dev_unload(if1); |
Sudip Mukherjee | 9aa39bc | 2015-07-16 16:58:11 +0530 | [diff] [blame] | 466 | pr_debug("+r871xu_dev_remove, hw_init_completed=%d\n", |
Larry Finger | c2478d3 | 2013-08-21 22:34:02 -0500 | [diff] [blame] | 467 | if1->hw_init_completed); |
Larry Finger | c2478d3 | 2013-08-21 22:34:02 -0500 | [diff] [blame] | 468 | rtw_free_drv_sw(if1); |
Bhumika Goyal | a4e320b | 2016-02-14 20:54:03 +0530 | [diff] [blame] | 469 | rtw_free_netdev(pnetdev); |
Larry Finger | c2478d3 | 2013-08-21 22:34:02 -0500 | [diff] [blame] | 470 | } |
| 471 | |
| 472 | static int rtw_drv_init(struct usb_interface *pusb_intf, const struct usb_device_id *pdid) |
| 473 | { |
| 474 | struct adapter *if1 = NULL; |
Larry Finger | c2478d3 | 2013-08-21 22:34:02 -0500 | [diff] [blame] | 475 | struct dvobj_priv *dvobj; |
| 476 | |
Larry Finger | c2478d3 | 2013-08-21 22:34:02 -0500 | [diff] [blame] | 477 | /* Initialize dvobj_priv */ |
| 478 | dvobj = usb_dvobj_init(pusb_intf); |
Ivan Safonov | 2e48f0d | 2016-03-02 15:04:57 +0700 | [diff] [blame] | 479 | if (!dvobj) { |
Larry Finger | c2478d3 | 2013-08-21 22:34:02 -0500 | [diff] [blame] | 480 | RT_TRACE(_module_hci_intfs_c_, _drv_err_, |
| 481 | ("initialize device object priv Failed!\n")); |
| 482 | goto exit; |
| 483 | } |
| 484 | |
| 485 | if1 = rtw_usb_if1_init(dvobj, pusb_intf, pdid); |
Ivan Safonov | 2e48f0d | 2016-03-02 15:04:57 +0700 | [diff] [blame] | 486 | if (!if1) { |
Sudip Mukherjee | 9aa39bc | 2015-07-16 16:58:11 +0530 | [diff] [blame] | 487 | pr_debug("rtw_init_primarystruct adapter Failed!\n"); |
Larry Finger | c2478d3 | 2013-08-21 22:34:02 -0500 | [diff] [blame] | 488 | goto free_dvobj; |
| 489 | } |
| 490 | |
Sudip Mukherjee | e0732f8 | 2015-07-21 18:57:27 +0530 | [diff] [blame] | 491 | return 0; |
Larry Finger | c2478d3 | 2013-08-21 22:34:02 -0500 | [diff] [blame] | 492 | |
Larry Finger | c2478d3 | 2013-08-21 22:34:02 -0500 | [diff] [blame] | 493 | free_dvobj: |
Sudip Mukherjee | e0732f8 | 2015-07-21 18:57:27 +0530 | [diff] [blame] | 494 | usb_dvobj_deinit(pusb_intf); |
Larry Finger | c2478d3 | 2013-08-21 22:34:02 -0500 | [diff] [blame] | 495 | exit: |
Sudip Mukherjee | e0732f8 | 2015-07-21 18:57:27 +0530 | [diff] [blame] | 496 | return -ENODEV; |
Larry Finger | c2478d3 | 2013-08-21 22:34:02 -0500 | [diff] [blame] | 497 | } |
| 498 | |
| 499 | /* |
| 500 | * dev_remove() - our device is being removed |
| 501 | */ |
| 502 | /* rmmod module & unplug(SurpriseRemoved) will call r871xu_dev_remove() => how to recognize both */ |
| 503 | static void rtw_dev_remove(struct usb_interface *pusb_intf) |
| 504 | { |
| 505 | struct dvobj_priv *dvobj = usb_get_intfdata(pusb_intf); |
| 506 | struct adapter *padapter = dvobj->if1; |
| 507 | |
Sudip Mukherjee | 9aa39bc | 2015-07-16 16:58:11 +0530 | [diff] [blame] | 508 | pr_debug("+rtw_dev_remove\n"); |
Larry Finger | c2478d3 | 2013-08-21 22:34:02 -0500 | [diff] [blame] | 509 | RT_TRACE(_module_hci_intfs_c_, _drv_err_, ("+dev_remove()\n")); |
| 510 | |
navin patidar | c824795 | 2014-06-01 17:46:31 +0530 | [diff] [blame] | 511 | if (!pusb_intf->unregistering) |
Larry Finger | c2478d3 | 2013-08-21 22:34:02 -0500 | [diff] [blame] | 512 | padapter->bSurpriseRemoved = true; |
| 513 | |
| 514 | rtw_pm_set_ips(padapter, IPS_NONE); |
| 515 | rtw_pm_set_lps(padapter, PS_MODE_ACTIVE); |
| 516 | |
| 517 | LeaveAllPowerSaveMode(padapter); |
| 518 | |
| 519 | rtw_usb_if1_deinit(padapter); |
| 520 | |
| 521 | usb_dvobj_deinit(pusb_intf); |
| 522 | |
| 523 | RT_TRACE(_module_hci_intfs_c_, _drv_err_, ("-dev_remove()\n")); |
Sudip Mukherjee | 9aa39bc | 2015-07-16 16:58:11 +0530 | [diff] [blame] | 524 | pr_debug("-r871xu_dev_remove, done\n"); |
Larry Finger | c2478d3 | 2013-08-21 22:34:02 -0500 | [diff] [blame] | 525 | } |
| 526 | |
navin patidar | 5e2b1f1 | 2014-06-01 17:46:35 +0530 | [diff] [blame] | 527 | static struct usb_driver rtl8188e_usb_drv = { |
| 528 | .name = "r8188eu", |
| 529 | .probe = rtw_drv_init, |
| 530 | .disconnect = rtw_dev_remove, |
| 531 | .id_table = rtw_usb_id_tbl, |
| 532 | .suspend = rtw_suspend, |
| 533 | .resume = rtw_resume, |
| 534 | .reset_resume = rtw_resume, |
| 535 | }; |
| 536 | |
navin patidar | 774cce1 | 2014-06-01 17:46:34 +0530 | [diff] [blame] | 537 | module_usb_driver(rtl8188e_usb_drv) |