| /****************************************************************************** |
| * |
| * 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. |
| * |
| ******************************************************************************/ |
| #define _HCI_INTF_C_ |
| |
| #include <osdep_service.h> |
| #include <drv_types.h> |
| #include <recv_osdep.h> |
| #include <xmit_osdep.h> |
| #include <hal_intf.h> |
| #include <rtw_version.h> |
| #include <osdep_intf.h> |
| #include <usb_ops.h> |
| #include <rtl8723a_hal.h> |
| |
| 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_disconnect(struct usb_interface *pusb_intf); |
| |
| #define USB_VENDER_ID_REALTEK 0x0BDA |
| |
| #define RTL8723A_USB_IDS \ |
| {USB_DEVICE_AND_INTERFACE_INFO(USB_VENDER_ID_REALTEK, 0x8724, \ |
| 0xff, 0xff, 0xff)}, /* 8723AU 1*1 */ \ |
| {USB_DEVICE_AND_INTERFACE_INFO(USB_VENDER_ID_REALTEK, 0x1724, \ |
| 0xff, 0xff, 0xff)}, /* 8723AU 1*1 */ \ |
| {USB_DEVICE_AND_INTERFACE_INFO(USB_VENDER_ID_REALTEK, 0x0724, \ |
| 0xff, 0xff, 0xff)}, /* 8723AU 1*1 */ |
| |
| static struct usb_device_id rtl8723a_usb_id_tbl[] = { |
| RTL8723A_USB_IDS |
| {} /* Terminating entry */ |
| }; |
| |
| MODULE_DEVICE_TABLE(usb, rtl8723a_usb_id_tbl); |
| |
| static struct usb_driver rtl8723a_usb_drv = { |
| .name = (char *)"rtl8723au", |
| .probe = rtw_drv_init, |
| .disconnect = rtw_disconnect, |
| .id_table = rtl8723a_usb_id_tbl, |
| .suspend = rtw_suspend, |
| .resume = rtw_resume, |
| .reset_resume = rtw_resume, |
| }; |
| |
| static struct usb_driver *usb_drv = &rtl8723a_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 RT_usb_endpoint_is_int_in(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 int rtw_init_intf_priv(struct dvobj_priv *dvobj) |
| { |
| int rst = _SUCCESS; |
| |
| mutex_init(&dvobj->usb_vendor_req_mutex); |
| dvobj->usb_alloc_vendor_req_buf = kzalloc(MAX_USB_IO_CTL_SIZE, |
| GFP_KERNEL); |
| if (dvobj->usb_alloc_vendor_req_buf == NULL) { |
| DBG_8723A("alloc usb_vendor_req_buf failed...\n"); |
| rst = _FAIL; |
| goto exit; |
| } |
| dvobj->usb_vendor_req_buf = |
| PTR_ALIGN(dvobj->usb_alloc_vendor_req_buf, ALIGNMENT_UNIT); |
| exit: |
| return rst; |
| } |
| |
| static int rtw_deinit_intf_priv(struct dvobj_priv *dvobj) |
| { |
| int rst = _SUCCESS; |
| |
| kfree(dvobj->usb_alloc_vendor_req_buf); |
| |
| mutex_destroy(&dvobj->usb_vendor_req_mutex); |
| |
| return rst; |
| } |
| |
| static struct dvobj_priv *usb_dvobj_init(struct usb_interface *usb_intf) |
| { |
| struct dvobj_priv *pdvobjpriv; |
| struct usb_device_descriptor *pdev_desc; |
| 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; |
| int i; |
| int status = _FAIL; |
| |
| pdvobjpriv = kzalloc(sizeof(*pdvobjpriv), GFP_KERNEL); |
| if (!pdvobjpriv) |
| goto exit; |
| |
| mutex_init(&pdvobjpriv->hw_init_mutex); |
| mutex_init(&pdvobjpriv->h2c_fwcmd_mutex); |
| mutex_init(&pdvobjpriv->setch_mutex); |
| mutex_init(&pdvobjpriv->setbw_mutex); |
| |
| 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; |
| |
| pdev_desc = &pusbd->descriptor; |
| |
| 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_8723A("\nusb_endpoint_descriptor(%d):\n", i); |
| DBG_8723A("bLength =%x\n", pendp_desc->bLength); |
| DBG_8723A("bDescriptorType =%x\n", |
| pendp_desc->bDescriptorType); |
| DBG_8723A("bEndpointAddress =%x\n", |
| pendp_desc->bEndpointAddress); |
| DBG_8723A("wMaxPacketSize =%d\n", |
| le16_to_cpu(pendp_desc->wMaxPacketSize)); |
| DBG_8723A("bInterval =%x\n", pendp_desc->bInterval); |
| |
| if (RT_usb_endpoint_is_bulk_in(pendp_desc)) { |
| DBG_8723A("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 (RT_usb_endpoint_is_int_in(pendp_desc)) { |
| DBG_8723A("RT_usb_endpoint_is_int_in = %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_8723A("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_8723A("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_8723A("USB_SPEED_HIGH\n"); |
| } else { |
| pdvobjpriv->ishighspeed = false; |
| DBG_8723A("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_reset_continual_urb_error(pdvobjpriv); |
| usb_get_dev(pusbd); |
| status = _SUCCESS; |
| free_dvobj: |
| if (status != _SUCCESS && pdvobjpriv) { |
| usb_set_intfdata(usb_intf, NULL); |
| mutex_destroy(&pdvobjpriv->hw_init_mutex); |
| mutex_destroy(&pdvobjpriv->h2c_fwcmd_mutex); |
| mutex_destroy(&pdvobjpriv->setch_mutex); |
| mutex_destroy(&pdvobjpriv->setbw_mutex); |
| kfree(pdvobjpriv); |
| pdvobjpriv = NULL; |
| } |
| exit: |
| return pdvobjpriv; |
| } |
| |
| 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. |
| */ |
| DBG_8723A("usb attached..., try to reset usb device\n"); |
| usb_reset_device(interface_to_usbdev(usb_intf)); |
| } |
| } |
| rtw_deinit_intf_priv(dvobj); |
| mutex_destroy(&dvobj->hw_init_mutex); |
| mutex_destroy(&dvobj->h2c_fwcmd_mutex); |
| mutex_destroy(&dvobj->setch_mutex); |
| mutex_destroy(&dvobj->setbw_mutex); |
| kfree(dvobj); |
| } |
| usb_put_dev(interface_to_usbdev(usb_intf)); |
| } |
| |
| void rtl8723a_usb_intf_stop(struct rtw_adapter *padapter) |
| { |
| RT_TRACE(_module_hci_intfs_c_, _drv_err_, ("+usb_intf_stop\n")); |
| |
| /* disable_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 */ |
| rtl8723au_inirp_deinit(padapter); |
| |
| /* cancel out irp */ |
| rtl8723au_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 rtw_adapter *padapter) |
| { |
| RT_TRACE(_module_hci_intfs_c_, _drv_err_, ("+rtw_dev_unload\n")); |
| |
| if (padapter->bup) { |
| DBG_8723A("===> rtw_dev_unload\n"); |
| |
| padapter->bDriverStopped = true; |
| if (padapter->xmitpriv.ack_tx) |
| rtw_ack_tx_done23a(&padapter->xmitpriv, |
| RTW_SCTX_DONE_DRV_STOP); |
| |
| /* s3. */ |
| rtl8723a_usb_intf_stop(padapter); |
| |
| /* s4. */ |
| flush_workqueue(padapter->cmdpriv.wq); |
| |
| /* s5. */ |
| if (!padapter->bSurpriseRemoved) { |
| rtw_hal_deinit23a(padapter); |
| padapter->bSurpriseRemoved = true; |
| } |
| padapter->bup = false; |
| } else { |
| RT_TRACE(_module_hci_intfs_c_, _drv_err_, |
| ("r871x_dev_unload():padapter->bup == false\n")); |
| } |
| DBG_8723A("<=== rtw_dev_unload\n"); |
| RT_TRACE(_module_hci_intfs_c_, _drv_err_, ("-rtw_dev_unload\n")); |
| } |
| |
| int rtw_hw_suspend23a(struct rtw_adapter *padapter) |
| { |
| struct pwrctrl_priv *pwrpriv = &padapter->pwrctrlpriv; |
| struct net_device *pnetdev = padapter->pnetdev; |
| struct mlme_priv *pmlmepriv = &padapter->mlmepriv; |
| |
| if ((!padapter->bup) || (padapter->bDriverStopped) || |
| (padapter->bSurpriseRemoved)) { |
| DBG_8723A("padapter->bup =%d bDriverStopped =%d bSurpriseRemoved = %d\n", |
| padapter->bup, padapter->bDriverStopped, |
| padapter->bSurpriseRemoved); |
| goto error_exit; |
| } |
| |
| if (padapter) { /* system suspend */ |
| LeaveAllPowerSaveMode23a(padapter); |
| |
| DBG_8723A("==> rtw_hw_suspend23a\n"); |
| down(&pwrpriv->lock); |
| pwrpriv->bips_processing = true; |
| /* padapter->net_closed = true; */ |
| /* s1. */ |
| if (pnetdev) { |
| netif_carrier_off(pnetdev); |
| netif_tx_stop_all_queues(pnetdev); |
| } |
| |
| /* s2. */ |
| rtw_disassoc_cmd23a(padapter, 500, false); |
| |
| /* s2-2. indicate disconnect to os */ |
| /* rtw_indicate_disconnect23a(padapter); */ |
| if (check_fwstate(pmlmepriv, _FW_LINKED)) { |
| _clr_fwstate_(pmlmepriv, _FW_LINKED); |
| |
| rtw_led_control(padapter, LED_CTL_NO_LINK); |
| |
| rtw_os_indicate_disconnect23a(padapter); |
| |
| /* donnot enqueue cmd */ |
| rtw_lps_ctrl_wk_cmd23a(padapter, |
| LPS_CTRL_DISCONNECT, 0); |
| } |
| /* s2-3. */ |
| rtw_free_assoc_resources23a(padapter, 1); |
| |
| /* s2-4. */ |
| rtw_free_network_queue23a(padapter); |
| rtw_ips_dev_unload23a(padapter); |
| pwrpriv->rf_pwrstate = rf_off; |
| pwrpriv->bips_processing = false; |
| up(&pwrpriv->lock); |
| } else { |
| goto error_exit; |
| } |
| return 0; |
| error_exit: |
| DBG_8723A("%s, failed\n", __func__); |
| return -1; |
| } |
| |
| int rtw_hw_resume23a(struct rtw_adapter *padapter) |
| { |
| struct pwrctrl_priv *pwrpriv = &padapter->pwrctrlpriv; |
| struct net_device *pnetdev = padapter->pnetdev; |
| |
| if (padapter) { /* system resume */ |
| DBG_8723A("==> rtw_hw_resume23a\n"); |
| down(&pwrpriv->lock); |
| pwrpriv->bips_processing = true; |
| rtw_reset_drv_sw23a(padapter); |
| |
| if (pm_netdev_open23a(pnetdev, false)) { |
| up(&pwrpriv->lock); |
| goto error_exit; |
| } |
| |
| netif_device_attach(pnetdev); |
| netif_carrier_on(pnetdev); |
| |
| if (!rtw_netif_queue_stopped(pnetdev)) |
| netif_tx_start_all_queues(pnetdev); |
| else |
| netif_tx_wake_all_queues(pnetdev); |
| |
| pwrpriv->bkeepfwalive = false; |
| pwrpriv->brfoffbyhw = false; |
| |
| pwrpriv->rf_pwrstate = rf_on; |
| pwrpriv->bips_processing = false; |
| |
| up(&pwrpriv->lock); |
| } else { |
| goto error_exit; |
| } |
| return 0; |
| error_exit: |
| DBG_8723A("%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 rtw_adapter *padapter = dvobj->if1; |
| struct net_device *pnetdev = padapter->pnetdev; |
| struct mlme_priv *pmlmepriv = &padapter->mlmepriv; |
| struct pwrctrl_priv *pwrpriv = &padapter->pwrctrlpriv; |
| int ret = 0; |
| unsigned long start_time = jiffies; |
| |
| DBG_8723A("==> %s (%s:%d)\n", __func__, current->comm, current->pid); |
| |
| if ((!padapter->bup) || (padapter->bDriverStopped) || |
| (padapter->bSurpriseRemoved)) { |
| DBG_8723A("padapter->bup =%d bDriverStopped =%d bSurpriseRemoved = %d\n", |
| padapter->bup, padapter->bDriverStopped, |
| padapter->bSurpriseRemoved); |
| goto exit; |
| } |
| pwrpriv->bInSuspend = true; |
| rtw_cancel_all_timer23a(padapter); |
| LeaveAllPowerSaveMode23a(padapter); |
| |
| down(&pwrpriv->lock); |
| /* padapter->net_closed = true; */ |
| /* s1. */ |
| if (pnetdev) { |
| netif_carrier_off(pnetdev); |
| netif_tx_stop_all_queues(pnetdev); |
| } |
| |
| /* s2. */ |
| rtw_disassoc_cmd23a(padapter, 0, false); |
| |
| if (check_fwstate(pmlmepriv, WIFI_STATION_STATE) && |
| check_fwstate(pmlmepriv, _FW_LINKED)) { |
| DBG_8723A("%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_len, |
| pmlmepriv->assoc_ssid.ssid_len); |
| |
| rtw_set_roaming(padapter, 1); |
| } |
| /* s2-2. indicate disconnect to os */ |
| rtw_indicate_disconnect23a(padapter); |
| /* s2-3. */ |
| rtw_free_assoc_resources23a(padapter, 1); |
| /* s2-4. */ |
| rtw_free_network_queue23a(padapter); |
| |
| rtw_dev_unload(padapter); |
| up(&pwrpriv->lock); |
| |
| if (check_fwstate(pmlmepriv, _FW_UNDER_SURVEY)) |
| rtw_cfg80211_indicate_scan_done( |
| wdev_to_priv(padapter->rtw_wdev), true); |
| |
| if (check_fwstate(pmlmepriv, _FW_UNDER_LINKING)) |
| rtw_indicate_disconnect23a(padapter); |
| |
| exit: |
| DBG_8723A("<=== %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 rtw_adapter *padapter = dvobj->if1; |
| int ret; |
| |
| ret = rtw_resume_process23a(padapter); |
| |
| return ret; |
| } |
| |
| int rtw_resume_process23a(struct rtw_adapter *padapter) |
| { |
| struct net_device *pnetdev; |
| struct pwrctrl_priv *pwrpriv = NULL; |
| int ret = -1; |
| unsigned long start_time = jiffies; |
| |
| DBG_8723A("==> %s (%s:%d)\n", __func__, current->comm, current->pid); |
| |
| if (!padapter) |
| goto exit; |
| pnetdev = padapter->pnetdev; |
| pwrpriv = &padapter->pwrctrlpriv; |
| |
| down(&pwrpriv->lock); |
| rtw_reset_drv_sw23a(padapter); |
| pwrpriv->bkeepfwalive = false; |
| |
| DBG_8723A("bkeepfwalive(%x)\n", pwrpriv->bkeepfwalive); |
| if (pm_netdev_open23a(pnetdev, true) != 0) |
| goto exit; |
| |
| netif_device_attach(pnetdev); |
| netif_carrier_on(pnetdev); |
| |
| up(&pwrpriv->lock); |
| |
| if (padapter->pid[1] != 0) { |
| DBG_8723A("pid[1]:%d\n", padapter->pid[1]); |
| kill_pid(find_vpid(padapter->pid[1]), SIGUSR2, 1); |
| } |
| |
| rtw23a_roaming(padapter, NULL); |
| |
| ret = 0; |
| exit: |
| if (pwrpriv) |
| pwrpriv->bInSuspend = false; |
| DBG_8723A("<=== %s return %d.............. in %dms\n", __func__, |
| ret, jiffies_to_msecs(jiffies - start_time)); |
| |
| 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 rtw_adapter *rtw_usb_if1_init(struct dvobj_priv *dvobj, |
| struct usb_interface *pusb_intf, |
| const struct usb_device_id *pdid) |
| { |
| struct rtw_adapter *padapter = NULL; |
| struct net_device *pnetdev = NULL; |
| int status = _FAIL; |
| |
| pnetdev = rtw_init_netdev23a(padapter); |
| if (!pnetdev) |
| goto free_adapter; |
| padapter = netdev_priv(pnetdev); |
| |
| padapter->dvobj = dvobj; |
| padapter->bDriverStopped = true; |
| dvobj->if1 = padapter; |
| dvobj->padapters[dvobj->iface_nums++] = padapter; |
| padapter->iface_id = IFACE_ID0; |
| |
| rtl8723au_set_hw_type(padapter); |
| |
| SET_NETDEV_DEV(pnetdev, dvobj_to_dev(dvobj)); |
| |
| if (rtw_wdev_alloc(padapter, dvobj_to_dev(dvobj))) |
| goto free_adapter; |
| |
| /* step 2. allocate HalData */ |
| padapter->HalData = kzalloc(sizeof(struct hal_data_8723a), GFP_KERNEL); |
| if (!padapter->HalData) |
| goto free_wdev; |
| |
| /* step read_chip_version */ |
| rtl8723a_read_chip_version(padapter); |
| |
| /* step usb endpoint mapping */ |
| rtl8723au_chip_configure(padapter); |
| |
| /* step read efuse/eeprom data and get mac_addr */ |
| rtl8723a_read_adapter_info(padapter); |
| |
| /* step 5. */ |
| if (rtw_init_drv_sw23a(padapter) == _FAIL) { |
| RT_TRACE(_module_hci_intfs_c_, _drv_err_, |
| ("Initialize driver software resource Failed!\n")); |
| 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); |
| DBG_8723A("\n padapter->pwrctrlpriv.bSupportRemoteWakeup~~~~~~\n"); |
| DBG_8723A("\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) |
| DBG_8723A("can't get autopm:\n"); |
| #ifdef CONFIG_8723AU_BT_COEXIST |
| padapter->pwrctrlpriv.autopm_cnt = 1; |
| #endif |
| |
| /* If the eeprom mac address is corrupted, assign a random address */ |
| if (is_broadcast_ether_addr(padapter->eeprompriv.mac_addr) || |
| is_zero_ether_addr(padapter->eeprompriv.mac_addr)) |
| eth_random_addr(padapter->eeprompriv.mac_addr); |
| |
| DBG_8723A("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) |
| kfree(padapter->HalData); |
| free_wdev: |
| if (status != _SUCCESS) { |
| rtw_wdev_unregister(padapter->rtw_wdev); |
| rtw_wdev_free(padapter->rtw_wdev); |
| } |
| free_adapter: |
| if (status != _SUCCESS) { |
| if (pnetdev) |
| free_netdev(pnetdev); |
| padapter = NULL; |
| } |
| return padapter; |
| } |
| |
| static void rtw_usb_if1_deinit(struct rtw_adapter *if1) |
| { |
| struct net_device *pnetdev = if1->pnetdev; |
| struct mlme_priv *pmlmepriv = &if1->mlmepriv; |
| |
| if (check_fwstate(pmlmepriv, _FW_LINKED)) |
| rtw_disassoc_cmd23a(if1, 0, false); |
| |
| #ifdef CONFIG_8723AU_AP_MODE |
| free_mlme_ap_info23a(if1); |
| #endif |
| |
| if (pnetdev) |
| unregister_netdev(pnetdev); /* will call netdev_close() */ |
| |
| rtw_cancel_all_timer23a(if1); |
| |
| rtw_dev_unload(if1); |
| |
| DBG_8723A("+r871xu_dev_remove, hw_init_completed =%d\n", |
| if1->hw_init_completed); |
| |
| if (if1->rtw_wdev) { |
| rtw_wdev_unregister(if1->rtw_wdev); |
| rtw_wdev_free(if1->rtw_wdev); |
| } |
| |
| #ifdef CONFIG_8723AU_BT_COEXIST |
| if (1 == if1->pwrctrlpriv.autopm_cnt) { |
| usb_autopm_put_interface(adapter_to_dvobj(if1)->pusbintf); |
| if1->pwrctrlpriv.autopm_cnt--; |
| } |
| #endif |
| |
| rtw_free_drv_sw23a(if1); |
| |
| if (pnetdev) |
| free_netdev(pnetdev); |
| } |
| |
| static int rtw_drv_init(struct usb_interface *pusb_intf, |
| const struct usb_device_id *pdid) |
| { |
| struct rtw_adapter *if1 = NULL; |
| struct dvobj_priv *dvobj; |
| int status = _FAIL; |
| |
| RT_TRACE(_module_hci_intfs_c_, _drv_err_, ("+rtw_drv_init\n")); |
| |
| /* Initialize dvobj_priv */ |
| dvobj = usb_dvobj_init(pusb_intf); |
| if (!dvobj) { |
| 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) { |
| DBG_8723A("rtw_init_primary_adapter Failed!\n"); |
| goto free_dvobj; |
| } |
| |
| /* dev_alloc_name && register_netdev */ |
| status = rtw_drv_register_netdev(if1); |
| if (status != _SUCCESS) |
| goto free_if1; |
| 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 */ |
| static void rtw_disconnect(struct usb_interface *pusb_intf) |
| { |
| struct dvobj_priv *dvobj; |
| struct rtw_adapter *padapter; |
| struct net_device *pnetdev; |
| struct mlme_priv *pmlmepriv; |
| |
| dvobj = usb_get_intfdata(pusb_intf); |
| if (!dvobj) |
| return; |
| |
| padapter = dvobj->if1; |
| pnetdev = padapter->pnetdev; |
| pmlmepriv = &padapter->mlmepriv; |
| |
| usb_set_intfdata(pusb_intf, NULL); |
| |
| RT_TRACE(_module_hci_intfs_c_, _drv_err_, ("+dev_remove()\n")); |
| |
| rtw_pm_set_ips23a(padapter, IPS_NONE); |
| rtw_pm_set_lps23a(padapter, PS_MODE_ACTIVE); |
| |
| LeaveAllPowerSaveMode23a(padapter); |
| |
| rtw_usb_if1_deinit(padapter); |
| |
| usb_dvobj_deinit(pusb_intf); |
| |
| RT_TRACE(_module_hci_intfs_c_, _drv_err_, ("-dev_remove()\n")); |
| DBG_8723A("-r871xu_dev_remove, done\n"); |
| |
| return; |
| } |
| |
| static int __init rtw_drv_entry(void) |
| { |
| RT_TRACE(_module_hci_intfs_c_, _drv_err_, ("+rtw_drv_entry\n")); |
| return usb_register(usb_drv); |
| } |
| |
| static void __exit rtw_drv_halt(void) |
| { |
| RT_TRACE(_module_hci_intfs_c_, _drv_err_, ("+rtw_drv_halt\n")); |
| DBG_8723A("+rtw_drv_halt\n"); |
| |
| usb_deregister(usb_drv); |
| |
| DBG_8723A("-rtw_drv_halt\n"); |
| } |
| |
| module_init(rtw_drv_entry); |
| module_exit(rtw_drv_halt); |