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