/****************************************************************************** * * Copyright(c) 2007 - 2011 Realtek Corporation. All rights reserved. * * This program is free software; you can redistribute it and/or modify it * under the terms of version 2 of the GNU General Public License as * published by the Free Software Foundation. * * This program is distributed in the hope that it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for * more details. * * You should have received a copy of the GNU General Public License along with * this program; if not, write to the Free Software Foundation, Inc., * 51 Franklin Street, Fifth Floor, Boston, MA 02110, USA * * ******************************************************************************/ #define _HCI_INTF_C_ #include #include #include #include #include #include #include #include #include #include #include #include #include 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); #if (LINUX_VERSION_CODE <= KERNEL_VERSION(2, 6, 23)) /* Some useful macros to use to create struct usb_device_id */ #define USB_DEVICE_ID_MATCH_VENDOR 0x0001 #define USB_DEVICE_ID_MATCH_PRODUCT 0x0002 #define USB_DEVICE_ID_MATCH_DEV_LO 0x0004 #define USB_DEVICE_ID_MATCH_DEV_HI 0x0008 #define USB_DEVICE_ID_MATCH_DEV_CLASS 0x0010 #define USB_DEVICE_ID_MATCH_DEV_SUBCLASS 0x0020 #define USB_DEVICE_ID_MATCH_DEV_PROTOCOL 0x0040 #define USB_DEVICE_ID_MATCH_INT_CLASS 0x0080 #define USB_DEVICE_ID_MATCH_INT_SUBCLASS 0x0100 #define USB_DEVICE_ID_MATCH_INT_PROTOCOL 0x0200 #define USB_DEVICE_ID_MATCH_INT_NUMBER 0x0400 #define USB_DEVICE_ID_MATCH_INT_INFO \ (USB_DEVICE_ID_MATCH_INT_CLASS | \ USB_DEVICE_ID_MATCH_INT_SUBCLASS | \ USB_DEVICE_ID_MATCH_INT_PROTOCOL) #define USB_DEVICE_AND_INTERFACE_INFO(vend, prod, cl, sc, pr) \ .match_flags = USB_DEVICE_ID_MATCH_INT_INFO \ | USB_DEVICE_ID_MATCH_DEVICE, \ .idVendor = (vend), \ .idProduct = (prod), \ .bInterfaceClass = (cl), \ .bInterfaceSubClass = (sc), \ .bInterfaceProtocol = (pr) /** * USB_VENDOR_AND_INTERFACE_INFO - describe a specific usb vendor with a class of usb interfaces * @vend: the 16 bit USB Vendor ID * @cl: bInterfaceClass value * @sc: bInterfaceSubClass value * @pr: bInterfaceProtocol value * * This macro is used to create a struct usb_device_id that matches a * specific vendor with a specific class of interfaces. * * This is especially useful when explicitly matching devices that have * vendor specific bDeviceClass values, but standards-compliant interfaces. */ #define USB_VENDOR_AND_INTERFACE_INFO(vend, cl, sc, pr) \ .match_flags = USB_DEVICE_ID_MATCH_INT_INFO \ | USB_DEVICE_ID_MATCH_VENDOR, \ .idVendor = (vend), \ .bInterfaceClass = (cl), \ .bInterfaceSubClass = (sc), \ .bInterfaceProtocol = (pr) /* ----------------------------------------------------------------------- */ #endif #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 */ /*=== Customer ID ===*/ /****** 8188EUS ********/ {USB_DEVICE(0x8179, 0x07B8)}, /* Abocom - Abocom */ {} /* Terminating entry */ }; MODULE_DEVICE_TABLE(usb, rtw_usb_id_tbl); static struct specific_device_id specific_device_id_tbl[] = { {} /* empty table for now */ }; 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 = (char *)"rtl8188eu", .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, #if (LINUX_VERSION_CODE > KERNEL_VERSION(2, 6, 22)) .usbdrv.reset_resume = rtw_resume, #endif }; static struct rtw_usb_drv *usb_drv = &rtl8188e_usb_drv; static inline int RT_usb_endpoint_dir_in(const struct usb_endpoint_descriptor *epd) { return (epd->bEndpointAddress & USB_ENDPOINT_DIR_MASK) == USB_DIR_IN; } static inline int RT_usb_endpoint_dir_out(const struct usb_endpoint_descriptor *epd) { return (epd->bEndpointAddress & USB_ENDPOINT_DIR_MASK) == USB_DIR_OUT; } static inline int RT_usb_endpoint_xfer_int(const struct usb_endpoint_descriptor *epd) { return (epd->bmAttributes & USB_ENDPOINT_XFERTYPE_MASK) == USB_ENDPOINT_XFER_INT; } static inline int RT_usb_endpoint_xfer_bulk(const struct usb_endpoint_descriptor *epd) { return (epd->bmAttributes & USB_ENDPOINT_XFERTYPE_MASK) == USB_ENDPOINT_XFER_BULK; } static inline int RT_usb_endpoint_is_bulk_in(const struct usb_endpoint_descriptor *epd) { return RT_usb_endpoint_xfer_bulk(epd) && RT_usb_endpoint_dir_in(epd); } static inline int RT_usb_endpoint_is_bulk_out(const struct usb_endpoint_descriptor *epd) { return RT_usb_endpoint_xfer_bulk(epd) && RT_usb_endpoint_dir_out(epd); } static inline int usb_endpoint_is_int(const struct usb_endpoint_descriptor *epd) { return RT_usb_endpoint_xfer_int(epd) && RT_usb_endpoint_dir_in(epd); } static inline int RT_usb_endpoint_num(const struct usb_endpoint_descriptor *epd) { return epd->bEndpointAddress & USB_ENDPOINT_NUMBER_MASK; } static u8 rtw_init_intf_priv(struct dvobj_priv *dvobj) { u8 rst = _SUCCESS; _rtw_mutex_init(&dvobj->usb_vendor_req_mutex); dvobj->usb_alloc_vendor_req_buf = rtw_zmalloc(MAX_USB_IO_CTL_SIZE); if (dvobj->usb_alloc_vendor_req_buf == NULL) { DBG_88E("alloc usb_vendor_req_buf failed... /n"); rst = _FAIL; goto exit; } dvobj->usb_vendor_req_buf = (u8 *)N_BYTE_ALIGMENT((size_t)(dvobj->usb_alloc_vendor_req_buf), ALIGNMENT_UNIT); exit: return rst; } static u8 rtw_deinit_intf_priv(struct dvobj_priv *dvobj) { u8 rst = _SUCCESS; if (dvobj->usb_vendor_req_buf) rtw_mfree(dvobj->usb_alloc_vendor_req_buf, MAX_USB_IO_CTL_SIZE); _rtw_mutex_free(&dvobj->usb_vendor_req_mutex); return rst; } static struct dvobj_priv *usb_dvobj_init(struct usb_interface *usb_intf) { int i; u8 val8; int status = _FAIL; 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_host_endpoint *phost_endp; struct usb_endpoint_descriptor *pendp_desc; struct usb_device *pusbd; _func_enter_; pdvobjpriv = (struct dvobj_priv *)rtw_zmalloc(sizeof(*pdvobjpriv)); if (pdvobjpriv == NULL) goto exit; pdvobjpriv->pusbintf = usb_intf; pusbd = interface_to_usbdev(usb_intf); pdvobjpriv->pusbdev = pusbd; usb_set_intfdata(usb_intf, pdvobjpriv); pdvobjpriv->RtNumInPipes = 0; 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; pdvobjpriv->nr_endpoint = piface_desc->bNumEndpoints; for (i = 0; i < pdvobjpriv->nr_endpoint; i++) { phost_endp = phost_iface->endpoint + i; if (phost_endp) { pendp_desc = &phost_endp->desc; DBG_88E("\nusb_endpoint_descriptor(%d):\n", i); DBG_88E("bLength=%x\n", pendp_desc->bLength); DBG_88E("bDescriptorType=%x\n", pendp_desc->bDescriptorType); DBG_88E("bEndpointAddress=%x\n", pendp_desc->bEndpointAddress); DBG_88E("wMaxPacketSize=%d\n", le16_to_cpu(pendp_desc->wMaxPacketSize)); DBG_88E("bInterval=%x\n", pendp_desc->bInterval); if (RT_usb_endpoint_is_bulk_in(pendp_desc)) { DBG_88E("RT_usb_endpoint_is_bulk_in = %x\n", RT_usb_endpoint_num(pendp_desc)); pdvobjpriv->RtInPipe[pdvobjpriv->RtNumInPipes] = RT_usb_endpoint_num(pendp_desc); pdvobjpriv->RtNumInPipes++; } else if (usb_endpoint_is_int(pendp_desc)) { DBG_88E("usb_endpoint_is_int = %x, Interval = %x\n", RT_usb_endpoint_num(pendp_desc), pendp_desc->bInterval); pdvobjpriv->RtInPipe[pdvobjpriv->RtNumInPipes] = RT_usb_endpoint_num(pendp_desc); pdvobjpriv->RtNumInPipes++; } else if (RT_usb_endpoint_is_bulk_out(pendp_desc)) { DBG_88E("RT_usb_endpoint_is_bulk_out = %x\n", RT_usb_endpoint_num(pendp_desc)); pdvobjpriv->RtOutPipe[pdvobjpriv->RtNumOutPipes] = RT_usb_endpoint_num(pendp_desc); pdvobjpriv->RtNumOutPipes++; } pdvobjpriv->ep_num[i] = RT_usb_endpoint_num(pendp_desc); } } DBG_88E("nr_endpoint=%d, in_num=%d, out_num=%d\n\n", pdvobjpriv->nr_endpoint, pdvobjpriv->RtNumInPipes, pdvobjpriv->RtNumOutPipes); if (pusbd->speed == USB_SPEED_HIGH) { pdvobjpriv->ishighspeed = true; DBG_88E("USB_SPEED_HIGH\n"); } else { pdvobjpriv->ishighspeed = false; DBG_88E("NON USB_SPEED_HIGH\n"); } if (rtw_init_intf_priv(pdvobjpriv) == _FAIL) { RT_TRACE(_module_os_intfs_c_, _drv_err_, ("\n Can't INIT rtw_init_intf_priv\n")); goto free_dvobj; } /* 3 misc */ _rtw_init_sema(&(pdvobjpriv->usb_suspend_sema), 0); rtw_reset_continual_urb_error(pdvobjpriv); usb_get_dev(pusbd); status = _SUCCESS; free_dvobj: if (status != _SUCCESS && pdvobjpriv) { usb_set_intfdata(usb_intf, NULL); rtw_mfree((u8 *)pdvobjpriv, sizeof(*pdvobjpriv)); pdvobjpriv = NULL; } exit: _func_exit_; return pdvobjpriv; } static void usb_dvobj_deinit(struct usb_interface *usb_intf) { struct dvobj_priv *dvobj = usb_get_intfdata(usb_intf); _func_enter_; 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. */ DBG_88E("usb attached..., try to reset usb device\n"); usb_reset_device(interface_to_usbdev(usb_intf)); } } rtw_deinit_intf_priv(dvobj); rtw_mfree((u8 *)dvobj, sizeof(*dvobj)); } usb_put_dev(interface_to_usbdev(usb_intf)); _func_exit_; } static void chip_by_usb_id(struct adapter *padapter, const struct usb_device_id *pdid) { padapter->chip_type = NULL_CHIP_TYPE; hal_set_hw_type(padapter); } static void usb_intf_start(struct adapter *padapter) { RT_TRACE(_module_hci_intfs_c_, _drv_err_, ("+usb_intf_start\n")); rtw_hal_inirp_init(padapter); RT_TRACE(_module_hci_intfs_c_, _drv_err_, ("-usb_intf_start\n")); } static void usb_intf_stop(struct adapter *padapter) { RT_TRACE(_module_hci_intfs_c_, _drv_err_, ("+usb_intf_stop\n")); /* disabel_hw_interrupt */ if (!padapter->bSurpriseRemoved) { /* device still exists, so driver can do i/o operation */ /* TODO: */ RT_TRACE(_module_hci_intfs_c_, _drv_err_, ("SurpriseRemoved == false\n")); } /* cancel in irp */ rtw_hal_inirp_deinit(padapter); /* cancel out irp */ rtw_write_port_cancel(padapter); /* todo:cancel other irps */ RT_TRACE(_module_hci_intfs_c_, _drv_err_, ("-usb_intf_stop\n")); } static void rtw_dev_unload(struct adapter *padapter) { struct net_device *pnetdev = (struct net_device *)padapter->pnetdev; u8 val8; RT_TRACE(_module_hci_intfs_c_, _drv_err_, ("+rtw_dev_unload\n")); if (padapter->bup) { DBG_88E("===> rtw_dev_unload\n"); padapter->bDriverStopped = true; if (padapter->xmitpriv.ack_tx) rtw_ack_tx_done(&padapter->xmitpriv, RTW_SCTX_DONE_DRV_STOP); /* s3. */ if (padapter->intf_stop) padapter->intf_stop(padapter); /* s4. */ if (!padapter->pwrctrlpriv.bInternalAutoSuspend) rtw_stop_drv_threads(padapter); /* s5. */ if (!padapter->bSurpriseRemoved) { #ifdef CONFIG_WOWLAN if ((padapter->pwrctrlpriv.bSupportRemoteWakeup) && (padapter->pwrctrlpriv.wowlan_mode)) DBG_88E("%s bSupportWakeOnWlan == true do not run rtw_hal_deinit()\n", __func__); else #endif /* CONFIG_WOWLAN */ rtw_hal_deinit(padapter); padapter->bSurpriseRemoved = true; } padapter->bup = false; #ifdef CONFIG_WOWLAN padapter->hw_init_completed = false; #endif /* CONFIG_WOWLAN */ } else { RT_TRACE(_module_hci_intfs_c_, _drv_err_, ("r871x_dev_unload():padapter->bup == false\n")); } DBG_88E("<=== rtw_dev_unload\n"); RT_TRACE(_module_hci_intfs_c_, _drv_err_, ("-rtw_dev_unload\n")); } static void process_spec_devid(const struct usb_device_id *pdid) { u16 vid, pid; u32 flags; int i; int num = sizeof(specific_device_id_tbl) / sizeof(struct specific_device_id); for (i = 0; i < num; i++) { vid = specific_device_id_tbl[i].idVendor; pid = specific_device_id_tbl[i].idProduct; flags = specific_device_id_tbl[i].flags; if ((pdid->idVendor == vid) && (pdid->idProduct == pid) && (flags&SPEC_DEV_ID_DISABLE_HT)) { rtw_ht_enable = 0; rtw_cbw40_enable = 0; rtw_ampdu_enable = 0; } } } int rtw_hw_suspend(struct adapter *padapter) { struct pwrctrl_priv *pwrpriv = &padapter->pwrctrlpriv; struct usb_interface *pusb_intf = adapter_to_dvobj(padapter)->pusbintf; struct net_device *pnetdev = padapter->pnetdev; _func_enter_; if ((!padapter->bup) || (padapter->bDriverStopped) || (padapter->bSurpriseRemoved)) { DBG_88E("padapter->bup=%d bDriverStopped=%d bSurpriseRemoved = %d\n", padapter->bup, padapter->bDriverStopped, padapter->bSurpriseRemoved); goto error_exit; } if (padapter) { /* system suspend */ LeaveAllPowerSaveMode(padapter); DBG_88E("==> rtw_hw_suspend\n"); _enter_pwrlock(&pwrpriv->lock); pwrpriv->bips_processing = true; /* s1. */ if (pnetdev) { netif_carrier_off(pnetdev); rtw_netif_stop_queue(pnetdev); } /* s2. */ rtw_disassoc_cmd(padapter, 500, false); /* s2-2. indicate disconnect to os */ { struct mlme_priv *pmlmepriv = &padapter->mlmepriv; if (check_fwstate(pmlmepriv, _FW_LINKED)) { _clr_fwstate_(pmlmepriv, _FW_LINKED); rtw_led_control(padapter, LED_CTL_NO_LINK); rtw_os_indicate_disconnect(padapter); /* donnot enqueue cmd */ rtw_lps_ctrl_wk_cmd(padapter, LPS_CTRL_DISCONNECT, 0); } } /* s2-3. */ rtw_free_assoc_resources(padapter, 1); /* s2-4. */ rtw_free_network_queue(padapter, true); rtw_ips_dev_unload(padapter); pwrpriv->rf_pwrstate = rf_off; pwrpriv->bips_processing = false; _exit_pwrlock(&pwrpriv->lock); } else { goto error_exit; } _func_exit_; return 0; error_exit: DBG_88E("%s, failed\n", __func__); return -1; } int rtw_hw_resume(struct adapter *padapter) { struct pwrctrl_priv *pwrpriv = &padapter->pwrctrlpriv; struct usb_interface *pusb_intf = adapter_to_dvobj(padapter)->pusbintf; struct net_device *pnetdev = padapter->pnetdev; _func_enter_; if (padapter) { /* system resume */ DBG_88E("==> rtw_hw_resume\n"); _enter_pwrlock(&pwrpriv->lock); pwrpriv->bips_processing = true; rtw_reset_drv_sw(padapter); if (pm_netdev_open(pnetdev, false) != 0) { _exit_pwrlock(&pwrpriv->lock); goto error_exit; } netif_device_attach(pnetdev); netif_carrier_on(pnetdev); if (!netif_queue_stopped(pnetdev)) netif_start_queue(pnetdev); else netif_wake_queue(pnetdev); pwrpriv->bkeepfwalive = false; pwrpriv->brfoffbyhw = false; pwrpriv->rf_pwrstate = rf_on; pwrpriv->bips_processing = false; _exit_pwrlock(&pwrpriv->lock); } else { goto error_exit; } _func_exit_; return 0; error_exit: DBG_88E("%s, Open net dev failed\n", __func__); return -1; } 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; struct usb_device *usb_dev = interface_to_usbdev(pusb_intf); #ifdef CONFIG_WOWLAN struct wowlan_ioctl_param poidparam; #endif /* CONFIG_WOWLAN */ int ret = 0; u32 start_time = rtw_get_current_time(); _func_enter_; DBG_88E("==> %s (%s:%d)\n", __func__, current->comm, current->pid); #ifdef CONFIG_WOWLAN if (check_fwstate(pmlmepriv, _FW_LINKED)) padapter->pwrctrlpriv.wowlan_mode = true; else padapter->pwrctrlpriv.wowlan_mode = false; #endif if ((!padapter->bup) || (padapter->bDriverStopped) || (padapter->bSurpriseRemoved)) { DBG_88E("padapter->bup=%d bDriverStopped=%d bSurpriseRemoved = %d\n", padapter->bup, padapter->bDriverStopped, padapter->bSurpriseRemoved); goto exit; } pwrpriv->bInSuspend = true; rtw_cancel_all_timer(padapter); LeaveAllPowerSaveMode(padapter); _enter_pwrlock(&pwrpriv->lock); /* s1. */ if (pnetdev) { netif_carrier_off(pnetdev); rtw_netif_stop_queue(pnetdev); } #ifdef CONFIG_WOWLAN if (padapter->pwrctrlpriv.bSupportRemoteWakeup && padapter->pwrctrlpriv.wowlan_mode) { /* set H2C command */ poidparam.subcode = WOWLAN_ENABLE; padapter->HalFunc.SetHwRegHandler(padapter, HW_VAR_WOWLAN, (u8 *)&poidparam); } else #else { /* s2. */ rtw_disassoc_cmd(padapter, 0, false); } #endif /* CONFIG_WOWLAN */ if (check_fwstate(pmlmepriv, WIFI_STATION_STATE) && check_fwstate(pmlmepriv, _FW_LINKED)) { DBG_88E("%s:%d %s(%pM), length:%d assoc_ssid.length:%d\n", __func__, __LINE__, pmlmepriv->cur_network.network.Ssid.Ssid, pmlmepriv->cur_network.network.MacAddress, pmlmepriv->cur_network.network.Ssid.SsidLength, pmlmepriv->assoc_ssid.SsidLength); 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); _exit_pwrlock(&pwrpriv->lock); if (check_fwstate(pmlmepriv, _FW_UNDER_SURVEY)) rtw_indicate_scan_done(padapter, 1); if (check_fwstate(pmlmepriv, _FW_UNDER_LINKING)) rtw_indicate_disconnect(padapter); exit: DBG_88E("<=== %s return %d.............. in %dms\n", __func__ , ret, rtw_get_passing_time_ms(start_time)); _func_exit_; return ret; } 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 = padapter->pnetdev; struct pwrctrl_priv *pwrpriv = &padapter->pwrctrlpriv; int ret = 0; if (pwrpriv->bInternalAutoSuspend) ret = rtw_resume_process(padapter); else ret = rtw_resume_process(padapter); return ret; } int rtw_resume_process(struct adapter *padapter) { struct net_device *pnetdev; struct pwrctrl_priv *pwrpriv; int ret = -1; u32 start_time = rtw_get_current_time(); #ifdef CONFIG_BT_COEXIST u8 pm_cnt; #endif /* ifdef CONFIG_BT_COEXIST */ _func_enter_; DBG_88E("==> %s (%s:%d)\n", __func__, current->comm, current->pid); if (padapter) { pnetdev = padapter->pnetdev; pwrpriv = &padapter->pwrctrlpriv; } else { goto exit; } _enter_pwrlock(&pwrpriv->lock); rtw_reset_drv_sw(padapter); pwrpriv->bkeepfwalive = false; DBG_88E("bkeepfwalive(%x)\n", pwrpriv->bkeepfwalive); if (pm_netdev_open(pnetdev, true) != 0) goto exit; netif_device_attach(pnetdev); netif_carrier_on(pnetdev); _exit_pwrlock(&pwrpriv->lock); if (padapter->pid[1] != 0) { DBG_88E("pid[1]:%d\n", padapter->pid[1]); rtw_signal_process(padapter->pid[1], SIGUSR2); } rtw_roaming(padapter, NULL); ret = 0; exit: pwrpriv->bInSuspend = false; DBG_88E("<=== %s return %d.............. in %dms\n", __func__ , ret, rtw_get_passing_time_ms(start_time)); _func_exit_; 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 struct adapter *rtw_sw_export; static struct adapter *rtw_usb_if1_init(struct dvobj_priv *dvobj, struct usb_interface *pusb_intf, const struct usb_device_id *pdid) { struct adapter *padapter = NULL; struct net_device *pnetdev = NULL; int status = _FAIL; padapter = (struct adapter *)rtw_zvmalloc(sizeof(*padapter)); if (padapter == NULL) goto exit; padapter->dvobj = dvobj; dvobj->if1 = padapter; padapter->bDriverStopped = true; padapter->hw_init_mutex = &usb_drv->hw_init_mutex; /* step 1-1., decide the chip_type via vid/pid */ padapter->interface_type = RTW_USB; chip_by_usb_id(padapter, pdid); if (rtw_handle_dualmac(padapter, 1) != _SUCCESS) goto free_adapter; pnetdev = rtw_init_netdev(padapter); if (pnetdev == NULL) goto handle_dualmac; SET_NETDEV_DEV(pnetdev, dvobj_to_dev(dvobj)); padapter = rtw_netdev_priv(pnetdev); /* step 2. hook HalFunc, allocate HalData */ hal_set_hal_ops(padapter); padapter->intf_start = &usb_intf_start; padapter->intf_stop = &usb_intf_stop; /* step init_io_priv */ rtw_init_io_priv(padapter, usb_set_intf_ops); /* step read_chip_version */ rtw_hal_read_chip_version(padapter); /* step usb endpoint mapping */ rtw_hal_chip_configure(padapter); /* step read efuse/eeprom data and get mac_addr */ rtw_hal_read_chip_info(padapter); /* step 5. */ if (rtw_init_drv_sw(padapter) == _FAIL) { RT_TRACE(_module_hci_intfs_c_, _drv_err_, ("Initialize driver software resource Failed!\n")); goto free_hal_data; } #ifdef CONFIG_PM #if (LINUX_VERSION_CODE > KERNEL_VERSION(2, 6, 18)) if (padapter->pwrctrlpriv.bSupportRemoteWakeup) { dvobj->pusbdev->do_remote_wakeup = 1; pusb_intf->needs_remote_wakeup = 1; device_init_wakeup(&pusb_intf->dev, 1); DBG_88E("\n padapter->pwrctrlpriv.bSupportRemoteWakeup~~~~~~\n"); DBG_88E("\n padapter->pwrctrlpriv.bSupportRemoteWakeup~~~[%d]~~~\n", device_may_wakeup(&pusb_intf->dev)); } #endif #endif /* 2012-07-11 Move here to prevent the 8723AS-VAU BT auto * suspend influence */ #if (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 33)) if (usb_autopm_get_interface(pusb_intf) < 0) DBG_88E("can't get autopm:\n"); #endif #ifdef CONFIG_BT_COEXIST padapter->pwrctrlpriv.autopm_cnt = 1; #endif /* alloc dev name after read efuse. */ rtw_init_netdev_name(pnetdev, padapter->registrypriv.ifname); rtw_macaddr_cfg(padapter->eeprompriv.mac_addr); rtw_init_wifidirect_addrs(padapter, padapter->eeprompriv.mac_addr, padapter->eeprompriv.mac_addr); _rtw_memcpy(pnetdev->dev_addr, padapter->eeprompriv.mac_addr, ETH_ALEN); DBG_88E("MAC Address from pnetdev->dev_addr = %pM\n", pnetdev->dev_addr); /* step 6. Tell the network stack we exist */ if (register_netdev(pnetdev) != 0) { RT_TRACE(_module_hci_intfs_c_, _drv_err_, ("register_netdev() failed\n")); goto free_hal_data; } DBG_88E("bDriverStopped:%d, bSurpriseRemoved:%d, bup:%d, hw_init_completed:%d\n" , padapter->bDriverStopped , padapter->bSurpriseRemoved , padapter->bup , padapter->hw_init_completed ); status = _SUCCESS; free_hal_data: if (status != _SUCCESS && padapter->HalData) kfree(padapter->HalData); free_wdev: handle_dualmac: if (status != _SUCCESS) rtw_handle_dualmac(padapter, 0); free_adapter: if (status != _SUCCESS) { if (pnetdev) rtw_free_netdev(pnetdev); else if (padapter) rtw_vmfree((u8 *)padapter, sizeof(*padapter)); padapter = NULL; } exit: return padapter; } 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); #ifdef CONFIG_AP_MODE free_mlme_ap_info(if1); #endif if (if1->DriverState != DRIVER_DISAPPEAR) { if (pnetdev) { /* will call netdev_close() */ unregister_netdev(pnetdev); rtw_proc_remove_one(pnetdev); } } rtw_cancel_all_timer(if1); #ifdef CONFIG_WOWLAN if1->pwrctrlpriv.wowlan_mode = false; #endif /* CONFIG_WOWLAN */ rtw_dev_unload(if1); DBG_88E("+r871xu_dev_remove, hw_init_completed=%d\n", if1->hw_init_completed); rtw_handle_dualmac(if1, 0); #ifdef CONFIG_BT_COEXIST if (1 == if1->pwrctrlpriv.autopm_cnt) { #if (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 33)) usb_autopm_put_interface(adapter_to_dvobj(if1)->pusbintf); #elif (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 20)) usb_autopm_enable(adapter_to_dvobj(if1)->pusbintf); #else usb_autosuspend_device(adapter_to_dvobj(if1)->pusbdev, 1); #endif if1->pwrctrlpriv.autopm_cnt--; } #endif rtw_free_drv_sw(if1); if (pnetdev) rtw_free_netdev(pnetdev); } static void dump_usb_interface(struct usb_interface *usb_intf) { int i; u8 val8; struct usb_device *udev = interface_to_usbdev(usb_intf); struct usb_device_descriptor *dev_desc = &udev->descriptor; struct usb_host_config *act_conf = udev->actconfig; struct usb_config_descriptor *act_conf_desc = &act_conf->desc; struct usb_host_interface *host_iface; struct usb_interface_descriptor *iface_desc; struct usb_host_endpoint *host_endp; struct usb_endpoint_descriptor *endp_desc; /* The usb device this usb interface belongs to */ DBG_88E("usb_interface:%p, usb_device:%p(num:%d, path:%s), usb_device_descriptor:%p\n", usb_intf, udev, udev->devnum, udev->devpath, dev_desc); DBG_88E("bLength:%u\n", dev_desc->bLength); DBG_88E("bDescriptorType:0x%02x\n", dev_desc->bDescriptorType); DBG_88E("bcdUSB:0x%04x\n", le16_to_cpu(dev_desc->bcdUSB)); DBG_88E("bDeviceClass:0x%02x\n", dev_desc->bDeviceClass); DBG_88E("bDeviceSubClass:0x%02x\n", dev_desc->bDeviceSubClass); DBG_88E("bDeviceProtocol:0x%02x\n", dev_desc->bDeviceProtocol); DBG_88E("bMaxPacketSize0:%u\n", dev_desc->bMaxPacketSize0); DBG_88E("idVendor:0x%04x\n", le16_to_cpu(dev_desc->idVendor)); DBG_88E("idProduct:0x%04x\n", le16_to_cpu(dev_desc->idProduct)); DBG_88E("bcdDevice:0x%04x\n", le16_to_cpu(dev_desc->bcdDevice)); DBG_88E("iManufacturer:0x02%x\n", dev_desc->iManufacturer); DBG_88E("iProduct:0x%02x\n", dev_desc->iProduct); DBG_88E("iSerialNumber:0x%02x\n", dev_desc->iSerialNumber); DBG_88E("bNumConfigurations:%u\n", dev_desc->bNumConfigurations); /* The acting usb_config_descriptor */ DBG_88E("\nact_conf_desc:%p\n", act_conf_desc); DBG_88E("bLength:%u\n", act_conf_desc->bLength); DBG_88E("bDescriptorType:0x%02x\n", act_conf_desc->bDescriptorType); DBG_88E("wTotalLength:%u\n", le16_to_cpu(act_conf_desc->wTotalLength)); DBG_88E("bNumInterfaces:%u\n", act_conf_desc->bNumInterfaces); DBG_88E("bConfigurationValue:0x%02x\n", act_conf_desc->bConfigurationValue); DBG_88E("iConfiguration:0x%02x\n", act_conf_desc->iConfiguration); DBG_88E("bmAttributes:0x%02x\n", act_conf_desc->bmAttributes); DBG_88E("bMaxPower=%u\n", act_conf_desc->bMaxPower); DBG_88E("****** num of altsetting = (%d) ******/\n", usb_intf->num_altsetting); /* Get he host side alternate settingi * (the current alternate setting) for this interface*/ host_iface = usb_intf->cur_altsetting; iface_desc = &host_iface->desc; /* The current alternate setting*/ DBG_88E("\nusb_interface_descriptor:%p:\n", iface_desc); DBG_88E("bLength:%u\n", iface_desc->bLength); DBG_88E("bDescriptorType:0x%02x\n", iface_desc->bDescriptorType); DBG_88E("bInterfaceNumber:0x%02x\n", iface_desc->bInterfaceNumber); DBG_88E("bAlternateSetting=%x\n", iface_desc->bAlternateSetting); DBG_88E("bNumEndpoints=%x\n", iface_desc->bNumEndpoints); DBG_88E("bInterfaceClass=%x\n", iface_desc->bInterfaceClass); DBG_88E("bInterfaceSubClass=%x\n", iface_desc->bInterfaceSubClass); DBG_88E("bInterfaceProtocol=%x\n", iface_desc->bInterfaceProtocol); DBG_88E("iInterface=%x\n", iface_desc->iInterface); for (i = 0; i < iface_desc->bNumEndpoints; i++) { host_endp = host_iface->endpoint + i; if (host_endp) { endp_desc = &host_endp->desc; DBG_88E("\nusb_endpoint_descriptor(%d):\n", i); DBG_88E("bLength=%x\n", endp_desc->bLength); DBG_88E("bDescriptorType=%x\n", endp_desc->bDescriptorType); DBG_88E("bEndpointAddress=%x\n", endp_desc->bEndpointAddress); DBG_88E("bmAttributes=%x\n", endp_desc->bmAttributes); DBG_88E("wMaxPacketSize=%x\n", endp_desc->wMaxPacketSize); DBG_88E("wMaxPacketSize=%x\n", le16_to_cpu(endp_desc->wMaxPacketSize)); DBG_88E("bInterval=%x\n", endp_desc->bInterval); if (RT_usb_endpoint_is_bulk_in(endp_desc)) DBG_88E("RT_usb_endpoint_is_bulk_in = %x\n", RT_usb_endpoint_num(endp_desc)); else if (usb_endpoint_is_int(endp_desc)) DBG_88E("usb_endpoint_is_int = %x, Interval = %x\n", RT_usb_endpoint_num(endp_desc), endp_desc->bInterval); else if (RT_usb_endpoint_is_bulk_out(endp_desc)) DBG_88E("RT_usb_endpoint_is_bulk_out = %x\n", RT_usb_endpoint_num(endp_desc)); } } if (udev->speed == USB_SPEED_HIGH) DBG_88E("USB_SPEED_HIGH\n"); else DBG_88E("NON USB_SPEED_HIGH\n"); } static int rtw_drv_init(struct usb_interface *pusb_intf, const struct usb_device_id *pdid) { int i; struct adapter *if1 = NULL, *if2 = NULL; int status; struct dvobj_priv *dvobj; RT_TRACE(_module_hci_intfs_c_, _drv_err_, ("+rtw_drv_init\n")); /* step 0. */ process_spec_devid(pdid); /* Initialize dvobj_priv */ dvobj = usb_dvobj_init(pusb_intf); if (dvobj == NULL) { RT_TRACE(_module_hci_intfs_c_, _drv_err_, ("initialize device object priv Failed!\n")); goto exit; } if1 = rtw_usb_if1_init(dvobj, pusb_intf, pdid); if (if1 == NULL) { DBG_88E("rtw_init_primarystruct adapter Failed!\n"); goto free_dvobj; } if (ui_pid[1] != 0) { DBG_88E("ui_pid[1]:%d\n", ui_pid[1]); rtw_signal_process(ui_pid[1], SIGUSR2); } RT_TRACE(_module_hci_intfs_c_, _drv_err_, ("-871x_drv - drv_init, success!\n")); status = _SUCCESS; free_if1: if (status != _SUCCESS && if1) rtw_usb_if1_deinit(if1); free_dvobj: if (status != _SUCCESS) usb_dvobj_deinit(pusb_intf); exit: return status == _SUCCESS ? 0 : -ENODEV; } /* * 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; struct net_device *pnetdev = padapter->pnetdev; struct mlme_priv *pmlmepriv = &padapter->mlmepriv; _func_enter_; DBG_88E("+rtw_dev_remove\n"); RT_TRACE(_module_hci_intfs_c_, _drv_err_, ("+dev_remove()\n")); 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); RT_TRACE(_module_hci_intfs_c_, _drv_err_, ("-dev_remove()\n")); DBG_88E("-r871xu_dev_remove, done\n"); _func_exit_; return; } static int __init rtw_drv_entry(void) { RT_TRACE(_module_hci_intfs_c_, _drv_err_, ("+rtw_drv_entry\n")); DBG_88E(DRV_NAME " driver version=%s\n", DRIVERVERSION); DBG_88E("build time: %s %s\n", __DATE__, __TIME__); rtw_suspend_lock_init(); _rtw_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) { RT_TRACE(_module_hci_intfs_c_, _drv_err_, ("+rtw_drv_halt\n")); DBG_88E("+rtw_drv_halt\n"); rtw_suspend_lock_uninit(); usb_drv->drv_registered = false; usb_deregister(&usb_drv->usbdrv); _rtw_mutex_free(&usb_drv->hw_init_mutex); DBG_88E("-rtw_drv_halt\n"); } module_init(rtw_drv_entry); module_exit(rtw_drv_halt);