diff options
Diffstat (limited to 'drivers/staging/r8188eu/os_dep/usb_intf.c')
| -rw-r--r-- | drivers/staging/r8188eu/os_dep/usb_intf.c | 445 |
1 files changed, 0 insertions, 445 deletions
diff --git a/drivers/staging/r8188eu/os_dep/usb_intf.c b/drivers/staging/r8188eu/os_dep/usb_intf.c deleted file mode 100644 index 74a16d1757ce..000000000000 --- a/drivers/staging/r8188eu/os_dep/usb_intf.c +++ /dev/null @@ -1,445 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0 -/* Copyright(c) 2007 - 2011 Realtek Corporation. */ - -#include <linux/usb.h> -#include "../include/osdep_service.h" -#include "../include/drv_types.h" -#include "../include/hal_intf.h" -#include "../include/osdep_intf.h" -#include "../include/usb_ops.h" -#include "../include/usb_osintf.h" -#include "../include/rtw_ioctl.h" -#include "../include/rtl8188e_hal.h" - -int ui_pid[3] = {0, 0, 0}; - -static int rtw_suspend(struct usb_interface *intf, pm_message_t message); -static int rtw_resume(struct usb_interface *intf); - -static int rtw_drv_init(struct usb_interface *pusb_intf, const struct usb_device_id *pdid); -static void rtw_dev_remove(struct usb_interface *pusb_intf); - -#define USB_VENDER_ID_REALTEK 0x0bda - -/* DID_USB_v916_20130116 */ -static struct usb_device_id rtw_usb_id_tbl[] = { - /*=== Realtek demoboard ===*/ - {USB_DEVICE(USB_VENDER_ID_REALTEK, 0x8179)}, /* 8188EUS */ - {USB_DEVICE(USB_VENDER_ID_REALTEK, 0x0179)}, /* 8188ETV */ - {USB_DEVICE(USB_VENDER_ID_REALTEK, 0xffef)}, /* Rosewill USB-N150 Nano */ - /*=== Customer ID ===*/ - /****** 8188EUS ********/ - {USB_DEVICE(0x07B8, 0x8179)}, /* Abocom - Abocom */ - {USB_DEVICE(0x0DF6, 0x0076)}, /* Sitecom N150 v2 */ - {USB_DEVICE(0x2001, 0x330F)}, /* DLink DWA-125 REV D1 */ - {USB_DEVICE(0x2001, 0x3310)}, /* Dlink DWA-123 REV D1 */ - {USB_DEVICE(0x2001, 0x3311)}, /* DLink GO-USB-N150 REV B1 */ - {USB_DEVICE(0x2001, 0x331B)}, /* D-Link DWA-121 rev B1 */ - {USB_DEVICE(0x056E, 0x4008)}, /* Elecom WDC-150SU2M */ - {USB_DEVICE(0x2357, 0x010c)}, /* TP-Link TL-WN722N v2 */ - {USB_DEVICE(0x2357, 0x0111)}, /* TP-Link TL-WN727N v5.21 */ - {USB_DEVICE(0x2C4E, 0x0102)}, /* MERCUSYS MW150US v2 */ - {USB_DEVICE(0x0B05, 0x18F0)}, /* ASUS USB-N10 Nano B1 */ - {USB_DEVICE(0x7392, 0xb811)}, /* Edimax EW-7811Un V2 */ - {} /* Terminating entry */ -}; - -MODULE_DEVICE_TABLE(usb, rtw_usb_id_tbl); - -struct rtw_usb_drv { - struct usb_driver usbdrv; - int drv_registered; - struct mutex hw_init_mutex; -}; - -static struct rtw_usb_drv rtl8188e_usb_drv = { - .usbdrv.name = KBUILD_MODNAME, - .usbdrv.probe = rtw_drv_init, - .usbdrv.disconnect = rtw_dev_remove, - .usbdrv.id_table = rtw_usb_id_tbl, - .usbdrv.suspend = rtw_suspend, - .usbdrv.resume = rtw_resume, - .usbdrv.reset_resume = rtw_resume, -}; - -static struct rtw_usb_drv *usb_drv = &rtl8188e_usb_drv; - -static struct dvobj_priv *usb_dvobj_init(struct usb_interface *usb_intf) -{ - int i; - u8 rt_num_in_pipes = 0; - struct dvobj_priv *pdvobjpriv; - struct usb_host_config *phost_conf; - struct usb_config_descriptor *pconf_desc; - struct usb_host_interface *phost_iface; - struct usb_interface_descriptor *piface_desc; - struct usb_endpoint_descriptor *pendp_desc; - struct usb_device *pusbd; - - pdvobjpriv = kzalloc(sizeof(*pdvobjpriv), GFP_KERNEL); - if (!pdvobjpriv) - goto err; - - pdvobjpriv->pusbintf = usb_intf; - pusbd = interface_to_usbdev(usb_intf); - pdvobjpriv->pusbdev = pusbd; - usb_set_intfdata(usb_intf, pdvobjpriv); - - pdvobjpriv->RtNumOutPipes = 0; - - phost_conf = pusbd->actconfig; - pconf_desc = &phost_conf->desc; - - phost_iface = &usb_intf->altsetting[0]; - piface_desc = &phost_iface->desc; - - pdvobjpriv->NumInterfaces = pconf_desc->bNumInterfaces; - pdvobjpriv->InterfaceNumber = piface_desc->bInterfaceNumber; - - for (i = 0; i < piface_desc->bNumEndpoints; i++) { - int ep_num; - pendp_desc = &phost_iface->endpoint[i].desc; - - ep_num = usb_endpoint_num(pendp_desc); - - if (usb_endpoint_is_bulk_in(pendp_desc)) { - pdvobjpriv->RtInPipe = ep_num; - rt_num_in_pipes++; - } else if (usb_endpoint_is_bulk_out(pendp_desc)) { - pdvobjpriv->RtOutPipe[pdvobjpriv->RtNumOutPipes] = - ep_num; - pdvobjpriv->RtNumOutPipes++; - } - } - - if (rt_num_in_pipes != 1) - goto err; - - /* 3 misc */ - rtw_reset_continual_urb_error(pdvobjpriv); - - usb_get_dev(pusbd); - return pdvobjpriv; - -err: - kfree(pdvobjpriv); - return NULL; -} - -static void usb_dvobj_deinit(struct usb_interface *usb_intf) -{ - struct dvobj_priv *dvobj = usb_get_intfdata(usb_intf); - - usb_set_intfdata(usb_intf, NULL); - if (dvobj) { - /* Modify condition for 92DU DMDP 2010.11.18, by Thomas */ - if ((dvobj->NumInterfaces != 2 && - dvobj->NumInterfaces != 3) || - (dvobj->InterfaceNumber == 1)) { - if (interface_to_usbdev(usb_intf)->state != - USB_STATE_NOTATTACHED) - /* If we didn't unplug usb dongle and - * remove/insert module, driver fails - * on sitesurvey for the first time when - * device is up . Reset usb port for sitesurvey - * fail issue. */ - usb_reset_device(interface_to_usbdev(usb_intf)); - } - kfree(dvobj); - } - - usb_put_dev(interface_to_usbdev(usb_intf)); - -} - -static void rtw_dev_unload(struct adapter *padapter) -{ - if (padapter->bup) { - padapter->bDriverStopped = true; - if (padapter->xmitpriv.ack_tx) - rtw_ack_tx_done(&padapter->xmitpriv, RTW_SCTX_DONE_DRV_STOP); - /* s3. */ - rtw_read_port_cancel(padapter); - rtw_write_port_cancel(padapter); - - /* s4. */ - rtw_stop_drv_threads(padapter); - - /* s5. */ - if (!padapter->bSurpriseRemoved) { - rtw_hal_deinit(padapter); - padapter->bSurpriseRemoved = true; - } - - padapter->bup = false; - } -} - -static int rtw_suspend(struct usb_interface *pusb_intf, pm_message_t message) -{ - struct dvobj_priv *dvobj = usb_get_intfdata(pusb_intf); - struct adapter *padapter = dvobj->if1; - struct net_device *pnetdev = padapter->pnetdev; - struct mlme_priv *pmlmepriv = &padapter->mlmepriv; - struct pwrctrl_priv *pwrpriv = &padapter->pwrctrlpriv; - - if ((!padapter->bup) || (padapter->bDriverStopped) || - (padapter->bSurpriseRemoved)) - goto exit; - - pwrpriv->bInSuspend = true; - rtw_cancel_all_timer(padapter); - LeaveAllPowerSaveMode(padapter); - - mutex_lock(&pwrpriv->lock); - /* s1. */ - if (pnetdev) { - netif_carrier_off(pnetdev); - netif_tx_stop_all_queues(pnetdev); - } - - /* s2. */ - rtw_disassoc_cmd(padapter, 0, false); - - if (check_fwstate(pmlmepriv, WIFI_STATION_STATE) && - check_fwstate(pmlmepriv, _FW_LINKED)) - pmlmepriv->to_roaming = 1; - /* s2-2. indicate disconnect to os */ - rtw_indicate_disconnect(padapter); - /* s2-3. */ - rtw_free_assoc_resources(padapter, 1); - /* s2-4. */ - rtw_free_network_queue(padapter, true); - - rtw_dev_unload(padapter); - mutex_unlock(&pwrpriv->lock); - - if (check_fwstate(pmlmepriv, _FW_UNDER_SURVEY)) - rtw_indicate_scan_done(padapter); - - if (check_fwstate(pmlmepriv, _FW_UNDER_LINKING)) - rtw_indicate_disconnect(padapter); - -exit: - return 0; -} - -static int rtw_resume(struct usb_interface *pusb_intf) -{ - struct dvobj_priv *dvobj = usb_get_intfdata(pusb_intf); - struct adapter *padapter = dvobj->if1; - struct net_device *pnetdev; - struct pwrctrl_priv *pwrpriv = NULL; - int ret = -1; - - pnetdev = padapter->pnetdev; - pwrpriv = &padapter->pwrctrlpriv; - - mutex_lock(&pwrpriv->lock); - rtw_reset_drv_sw(padapter); - if (pwrpriv) - pwrpriv->bkeepfwalive = false; - - if (netdev_open(pnetdev) != 0) { - mutex_unlock(&pwrpriv->lock); - goto exit; - } - - netif_device_attach(pnetdev); - netif_carrier_on(pnetdev); - - mutex_unlock(&pwrpriv->lock); - - if (padapter->pid[1] != 0) - rtw_signal_process(padapter->pid[1], SIGUSR2); - - rtw_roaming(padapter, NULL); - - ret = 0; -exit: - if (pwrpriv) - pwrpriv->bInSuspend = false; - - return ret; -} - -/* - * drv_init() - a device potentially for us - * - * notes: drv_init() is called when the bus driver has located - * a card for us to support. - * We accept the new device by returning 0. - */ - -static int rtw_usb_if1_init(struct dvobj_priv *dvobj, struct usb_interface *pusb_intf) -{ - struct adapter *padapter = NULL; - struct net_device *pnetdev = NULL; - int ret; - - padapter = vzalloc(sizeof(*padapter)); - if (!padapter) - return -ENOMEM; - - padapter->dvobj = dvobj; - dvobj->if1 = padapter; - - padapter->bDriverStopped = true; - - padapter->hw_init_mutex = &usb_drv->hw_init_mutex; - - rtw_handle_dualmac(padapter, 1); - - pnetdev = rtw_init_netdev(padapter); - if (!pnetdev) { - ret = -ENODEV; - goto handle_dualmac; - } - SET_NETDEV_DEV(pnetdev, dvobj_to_dev(dvobj)); - padapter = rtw_netdev_priv(pnetdev); - - /* step read_chip_version */ - rtl8188e_read_chip_version(padapter); - - /* step usb endpoint mapping */ - ret = rtl8188eu_interface_configure(padapter); - if (ret) - goto handle_dualmac; - - /* step read efuse/eeprom data and get mac_addr */ - ret = ReadAdapterInfo8188EU(padapter); - if (ret) - goto handle_dualmac; - - /* step 5. */ - if (rtw_init_drv_sw(padapter) == _FAIL) { - ret = -ENODEV; - goto handle_dualmac; - } - -#ifdef CONFIG_PM - if (padapter->pwrctrlpriv.bSupportRemoteWakeup) { - dvobj->pusbdev->do_remote_wakeup = 1; - pusb_intf->needs_remote_wakeup = 1; - device_init_wakeup(&pusb_intf->dev, 1); - } -#endif - - /* 2012-07-11 Move here to prevent the 8723AS-VAU BT auto - * suspend influence */ - usb_autopm_get_interface(pusb_intf); - - /* alloc dev name after read efuse. */ - ret = rtw_init_netdev_name(pnetdev, padapter->registrypriv.ifname); - if (ret) - goto free_drv_sw; - rtw_macaddr_cfg(padapter->eeprompriv.mac_addr); - rtw_init_wifidirect_addrs(padapter, padapter->eeprompriv.mac_addr, - padapter->eeprompriv.mac_addr); - eth_hw_addr_set(pnetdev, padapter->eeprompriv.mac_addr); - - /* step 6. Tell the network stack we exist */ - ret = register_netdev(pnetdev); - if (ret) - goto free_drv_sw; - - return 0; - -free_drv_sw: - rtw_cancel_all_timer(padapter); - rtw_free_drv_sw(padapter); -handle_dualmac: - rtw_handle_dualmac(padapter, 0); - if (pnetdev) - rtw_free_netdev(pnetdev); - else - vfree(padapter); - - return ret; -} - -static void rtw_usb_if1_deinit(struct adapter *if1) -{ - struct net_device *pnetdev = if1->pnetdev; - struct mlme_priv *pmlmepriv = &if1->mlmepriv; - - if (check_fwstate(pmlmepriv, _FW_LINKED)) - rtw_disassoc_cmd(if1, 0, false); - - free_mlme_ap_info(if1); - - if (pnetdev) { - /* will call netdev_close() */ - unregister_netdev(pnetdev); - } - rtw_cancel_all_timer(if1); - - rtw_dev_unload(if1); - rtw_handle_dualmac(if1, 0); - rtw_free_drv_sw(if1); - if (pnetdev) - rtw_free_netdev(pnetdev); -} - -static int rtw_drv_init(struct usb_interface *pusb_intf, const struct usb_device_id *pdid) -{ - struct dvobj_priv *dvobj; - int ret; - - /* Initialize dvobj_priv */ - dvobj = usb_dvobj_init(pusb_intf); - if (!dvobj) - return -ENODEV; - - ret = rtw_usb_if1_init(dvobj, pusb_intf); - if (ret) { - usb_dvobj_deinit(pusb_intf); - return ret; - } - - if (ui_pid[1] != 0) - rtw_signal_process(ui_pid[1], SIGUSR2); - - return 0; -} - -/* - * dev_remove() - our device is being removed -*/ -/* rmmod module & unplug(SurpriseRemoved) will call r871xu_dev_remove() => how to recognize both */ -static void rtw_dev_remove(struct usb_interface *pusb_intf) -{ - struct dvobj_priv *dvobj = usb_get_intfdata(pusb_intf); - struct adapter *padapter = dvobj->if1; - - if (usb_drv->drv_registered) - padapter->bSurpriseRemoved = true; - - rtw_pm_set_ips(padapter, IPS_NONE); - rtw_pm_set_lps(padapter, PS_MODE_ACTIVE); - - LeaveAllPowerSaveMode(padapter); - - rtw_usb_if1_deinit(padapter); - - usb_dvobj_deinit(pusb_intf); -} - -static int __init rtw_drv_entry(void) -{ - mutex_init(&usb_drv->hw_init_mutex); - - usb_drv->drv_registered = true; - return usb_register(&usb_drv->usbdrv); -} - -static void __exit rtw_drv_halt(void) -{ - usb_drv->drv_registered = false; - usb_deregister(&usb_drv->usbdrv); - - mutex_destroy(&usb_drv->hw_init_mutex); -} - -module_init(rtw_drv_entry); -module_exit(rtw_drv_halt); |