diff options
Diffstat (limited to 'drivers/staging/rtl8188eu/os_dep/usb_intf.c')
| -rw-r--r-- | drivers/staging/rtl8188eu/os_dep/usb_intf.c | 485 |
1 files changed, 0 insertions, 485 deletions
diff --git a/drivers/staging/rtl8188eu/os_dep/usb_intf.c b/drivers/staging/rtl8188eu/os_dep/usb_intf.c deleted file mode 100644 index b7e2692c35f3..000000000000 --- a/drivers/staging/rtl8188eu/os_dep/usb_intf.c +++ /dev/null @@ -1,485 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0 -/****************************************************************************** - * - * Copyright(c) 2007 - 2011 Realtek Corporation. All rights reserved. - * - ******************************************************************************/ - -#define pr_fmt(fmt) "R8188EU: " fmt -#include <osdep_service.h> -#include <drv_types.h> -#include <recv_osdep.h> -#include <xmit_osdep.h> -#include <hal_intf.h> -#include <linux/usb.h> -#include <linux/vmalloc.h> -#include <mon.h> -#include <osdep_intf.h> - -#include <usb_ops_linux.h> -#include <rtw_ioctl.h> - -#include "rtl8188e_hal.h" - -#define USB_VENDER_ID_REALTEK 0x0bda - -/* DID_USB_v916_20130116 */ -static const 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(0x056e, 0x4008)}, /* Elecom WDC-150SU2M */ - {USB_DEVICE(0x07b8, 0x8179)}, /* Abocom - Abocom */ - {USB_DEVICE(0x0B05, 0x18F0)}, /* ASUS USB-N10 Nano B1 */ - {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(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(0x0df6, 0x0076)}, /* Sitecom N150 v2 */ - {USB_DEVICE(0x7392, 0xb811)}, /* Edimax EW-7811UN V2 */ - {USB_DEVICE(USB_VENDER_ID_REALTEK, 0xffef)}, /* Rosewill RNX-N150NUB */ - {} /* Terminating entry */ -}; - -MODULE_DEVICE_TABLE(usb, rtw_usb_id_tbl); - -static int usb_dvobj_init(struct usb_interface *usb_intf) -{ - int i; - 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) - return -ENOMEM; - - 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->cur_altsetting; - 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[pdvobjpriv->RtNumInPipes] = ep_num; - pdvobjpriv->RtNumInPipes++; - } else if (usb_endpoint_is_int_in(pendp_desc)) { - pdvobjpriv->RtInPipe[pdvobjpriv->RtNumInPipes] = ep_num; - pdvobjpriv->RtNumInPipes++; - } else if (usb_endpoint_is_bulk_out(pendp_desc)) { - pdvobjpriv->RtOutPipe[pdvobjpriv->RtNumOutPipes] = - ep_num; - pdvobjpriv->RtNumOutPipes++; - } - } - - if (pusbd->speed == USB_SPEED_HIGH) - pdvobjpriv->ishighspeed = true; - else - pdvobjpriv->ishighspeed = false; - - mutex_init(&pdvobjpriv->usb_vendor_req_mutex); - usb_get_dev(pusbd); - - return 0; -} - -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. - */ - pr_debug("usb attached..., try to reset usb device\n"); - usb_reset_device(interface_to_usbdev(usb_intf)); - } - } - - mutex_destroy(&dvobj->usb_vendor_req_mutex); - kfree(dvobj); - } - - usb_put_dev(interface_to_usbdev(usb_intf)); -} - -void usb_intf_stop(struct adapter *padapter) -{ - /* cancel in irp */ - rtw_hal_inirp_deinit(padapter); - - /* cancel out irp */ - usb_write_port_cancel(padapter); - - /* todo:cancel other irps */ -} - -static void rtw_dev_unload(struct adapter *padapter) -{ - if (padapter->bup) { - pr_debug("===> %s\n", __func__); - padapter->bDriverStopped = true; - if (padapter->xmitpriv.ack_tx) - rtw_ack_tx_done(&padapter->xmitpriv, RTW_SCTX_DONE_DRV_STOP); - /* s3. */ - usb_intf_stop(padapter); - /* s4. */ - if (!padapter->pwrctrlpriv.bInternalAutoSuspend) - rtw_stop_drv_threads(padapter); - - /* s5. */ - if (!padapter->bSurpriseRemoved) { - rtw_hal_deinit(padapter); - padapter->bSurpriseRemoved = true; - } - - padapter->bup = false; - } - - pr_debug("<=== %s\n", __func__); -} - -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; - unsigned long start_time = jiffies; - - pr_debug("==> %s (%s:%d)\n", __func__, current->comm, current->pid); - - if ((!padapter->bup) || (padapter->bDriverStopped) || - (padapter->bSurpriseRemoved)) { - pr_debug("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); - - mutex_lock(&pwrpriv->mutex_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)) { - pr_debug("%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.ssid_length, - pmlmepriv->assoc_ssid.ssid_length); - - pmlmepriv->to_roaming = 1; - } - /* s2-2. indicate disconnect to os */ - rtw_indicate_disconnect(padapter); - /* s2-3. */ - rtw_free_assoc_resources(padapter); - /* s2-4. */ - rtw_free_network_queue(padapter, true); - - rtw_dev_unload(padapter); - mutex_unlock(&pwrpriv->mutex_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: - pr_debug("<=== %s .............. in %dms\n", __func__, - jiffies_to_msecs(jiffies - start_time)); - - return 0; -} - -static int rtw_resume_process(struct adapter *padapter) -{ - struct net_device *pnetdev; - struct pwrctrl_priv *pwrpriv = NULL; - int ret = -1; - unsigned long start_time = jiffies; - - pr_debug("==> %s (%s:%d)\n", __func__, current->comm, current->pid); - - if (padapter) { - pnetdev = padapter->pnetdev; - pwrpriv = &padapter->pwrctrlpriv; - } else { - goto exit; - } - - mutex_lock(&pwrpriv->mutex_lock); - rtw_reset_drv_sw(padapter); - pwrpriv->bkeepfwalive = false; - - pr_debug("bkeepfwalive(%x)\n", pwrpriv->bkeepfwalive); - if (netdev_open(pnetdev) != 0) { - mutex_unlock(&pwrpriv->mutex_lock); - goto exit; - } - - netif_device_attach(pnetdev); - netif_carrier_on(pnetdev); - - mutex_unlock(&pwrpriv->mutex_lock); - - rtw_roaming(padapter, NULL); - - ret = 0; -exit: - if (pwrpriv) - pwrpriv->bInSuspend = false; - pr_debug("<=== %s return %d.............. in %dms\n", __func__, - ret, jiffies_to_msecs(jiffies - start_time)); - - 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; - - return rtw_resume_process(padapter); -} - -/* - * 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 usb_interface *pusb_intf) -{ - struct dvobj_priv *dvobj = usb_get_intfdata(pusb_intf); - struct adapter *padapter; - struct net_device *pnetdev; - struct net_device *pmondev; - int err = 0; - - pnetdev = rtw_init_netdev(); - if (!pnetdev) - return -ENOMEM; - SET_NETDEV_DEV(pnetdev, dvobj_to_dev(dvobj)); - - padapter = netdev_priv(pnetdev); - padapter->dvobj = dvobj; - dvobj->if1 = padapter; - - padapter->bDriverStopped = true; - mutex_init(&padapter->hw_init_mutex); - - if (padapter->registrypriv.monitor_enable) { - pmondev = rtl88eu_mon_init(); - if (!pmondev) - netdev_warn(pnetdev, "Failed to initialize monitor interface"); - padapter->pmondev = pmondev; - } - - padapter->HalData = kzalloc(sizeof(struct hal_data_8188e), GFP_KERNEL); - if (!padapter->HalData) { - err = -ENOMEM; - goto free_adapter; - } - - /* 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) { - err = -ENOMEM; - goto free_hal_data; - } - -#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); - pr_debug("\n padapter->pwrctrlpriv.bSupportRemoteWakeup~~~[%d]~~~\n", - device_may_wakeup(&pusb_intf->dev)); - } -#endif - - /* 2012-07-11 Move here to prevent the 8723AS-VAU BT auto suspend influence */ - if (usb_autopm_get_interface(pusb_intf) < 0) - pr_debug("can't get autopm:\n"); - - /* alloc dev name after read efuse. */ - err = dev_alloc_name(pnetdev, padapter->registrypriv.ifname); - if (err < 0) - goto free_hal_data; - - netif_carrier_off(pnetdev); - - rtw_macaddr_cfg(padapter->eeprompriv.mac_addr); - memcpy(pnetdev->dev_addr, padapter->eeprompriv.mac_addr, ETH_ALEN); - pr_debug("MAC Address from pnetdev->dev_addr = %pM\n", - pnetdev->dev_addr); - - /* step 6. Tell the network stack we exist */ - err = register_netdev(pnetdev); - if (err) { - goto free_hal_data; - } - - pr_debug("bDriverStopped:%d, bSurpriseRemoved:%d, bup:%d, hw_init_completed:%d\n" - , padapter->bDriverStopped - , padapter->bSurpriseRemoved - , padapter->bup - , padapter->hw_init_completed - ); - - return 0; - -free_hal_data: - kfree(padapter->HalData); -free_adapter: - free_netdev(pnetdev); - return err; -} - -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_88EU_AP_MODE - free_mlme_ap_info(if1); -#endif - - if (pnetdev) - unregister_netdev(pnetdev); /* will call netdev_close() */ - - rtl88eu_mon_deinit(if1->pmondev); - rtw_cancel_all_timer(if1); - - rtw_dev_unload(if1); - pr_debug("+r871xu_dev_remove, hw_init_completed=%d\n", - if1->hw_init_completed); - rtw_free_drv_sw(if1); - if (pnetdev) - free_netdev(pnetdev); -} - -static int rtw_drv_init(struct usb_interface *pusb_intf, const struct usb_device_id *pdid) -{ - int err; - - err = usb_dvobj_init(pusb_intf); - if (err) { - pr_debug("usb_dvobj_init failed\n"); - return err; - } - - err = rtw_usb_if1_init(pusb_intf); - if (err) { - pr_debug("rtw_usb_if1_init failed\n"); - usb_dvobj_deinit(pusb_intf); - return err; - } - - 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; - - pr_debug("+%s\n", __func__); - - if (!pusb_intf->unregistering) - 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); - - pr_debug("-r871xu_dev_remove, done\n"); -} - -static struct usb_driver rtl8188e_usb_drv = { - .name = "r8188eu", - .probe = rtw_drv_init, - .disconnect = rtw_dev_remove, - .id_table = rtw_usb_id_tbl, - .suspend = rtw_suspend, - .resume = rtw_resume, - .reset_resume = rtw_resume, -}; - -module_usb_driver(rtl8188e_usb_drv) |