1e24c1f86SMichael Straube // SPDX-License-Identifier: GPL-2.0 22865d42cSLarry Finger /****************************************************************************** 32865d42cSLarry Finger * usb_intf.c 42865d42cSLarry Finger * 52865d42cSLarry Finger * Copyright(c) 2007 - 2010 Realtek Corporation. All rights reserved. 62865d42cSLarry Finger * Linux device driver for RTL8192SU 72865d42cSLarry Finger * 82865d42cSLarry Finger * Modifications for inclusion into the Linux staging tree are 92865d42cSLarry Finger * Copyright(c) 2010 Larry Finger. All rights reserved. 102865d42cSLarry Finger * 112865d42cSLarry Finger * Contact information: 122865d42cSLarry Finger * WLAN FAE <wlanfae@realtek.com> 132865d42cSLarry Finger * Larry Finger <Larry.Finger@lwfinger.net> 142865d42cSLarry Finger * 152865d42cSLarry Finger ******************************************************************************/ 162865d42cSLarry Finger 172865d42cSLarry Finger #define _HCI_INTF_C_ 182865d42cSLarry Finger 19359140aaSAli Bahar #include <linux/usb.h> 2081e07c06SStephen Rothwell #include <linux/module.h> 212080913eSLarry Finger #include <linux/firmware.h> 22359140aaSAli Bahar 232865d42cSLarry Finger #include "osdep_service.h" 242865d42cSLarry Finger #include "drv_types.h" 252865d42cSLarry Finger #include "recv_osdep.h" 262865d42cSLarry Finger #include "xmit_osdep.h" 272865d42cSLarry Finger #include "rtl8712_efuse.h" 282865d42cSLarry Finger #include "usb_ops.h" 292865d42cSLarry Finger #include "usb_osintf.h" 302865d42cSLarry Finger 312865d42cSLarry Finger static struct usb_interface *pintf; 322865d42cSLarry Finger 332865d42cSLarry Finger static int r871xu_drv_init(struct usb_interface *pusb_intf, 342865d42cSLarry Finger const struct usb_device_id *pdid); 352865d42cSLarry Finger 362865d42cSLarry Finger static void r871xu_dev_remove(struct usb_interface *pusb_intf); 372865d42cSLarry Finger 389b40a017SArvind Yadav static const struct usb_device_id rtl871x_usb_id_tbl[] = { 396b284053SAxel Köllhofer /* RTL8188SU */ 406b284053SAxel Köllhofer /* Realtek */ 416b284053SAxel Köllhofer {USB_DEVICE(0x0BDA, 0x8171)}, 422865d42cSLarry Finger {USB_DEVICE(0x0bda, 0x8173)}, 432865d42cSLarry Finger {USB_DEVICE(0x0bda, 0x8712)}, 442865d42cSLarry Finger {USB_DEVICE(0x0bda, 0x8713)}, 452865d42cSLarry Finger {USB_DEVICE(0x0bda, 0xC512)}, 462865d42cSLarry Finger /* Abocom */ 472865d42cSLarry Finger {USB_DEVICE(0x07B8, 0x8188)}, 486b284053SAxel Köllhofer /* ASUS */ 496b284053SAxel Köllhofer {USB_DEVICE(0x0B05, 0x1786)}, 506b284053SAxel Köllhofer {USB_DEVICE(0x0B05, 0x1791)}, /* 11n mode disable */ 512865d42cSLarry Finger /* Belkin */ 526b284053SAxel Köllhofer {USB_DEVICE(0x050D, 0x945A)}, 53da849a92SLarry Finger /* ISY IWL - Belkin clone */ 54da849a92SLarry Finger {USB_DEVICE(0x050D, 0x11F1)}, 556b284053SAxel Köllhofer /* Corega */ 566b284053SAxel Köllhofer {USB_DEVICE(0x07AA, 0x0047)}, 576b284053SAxel Köllhofer /* D-Link */ 586b284053SAxel Köllhofer {USB_DEVICE(0x2001, 0x3306)}, 596b284053SAxel Köllhofer {USB_DEVICE(0x07D1, 0x3306)}, /* 11n mode disable */ 602865d42cSLarry Finger /* Edimax */ 612865d42cSLarry Finger {USB_DEVICE(0x7392, 0x7611)}, 626b284053SAxel Köllhofer /* EnGenius */ 636b284053SAxel Köllhofer {USB_DEVICE(0x1740, 0x9603)}, 646b284053SAxel Köllhofer /* Hawking */ 656b284053SAxel Köllhofer {USB_DEVICE(0x0E66, 0x0016)}, 666b284053SAxel Köllhofer /* Hercules */ 676b284053SAxel Köllhofer {USB_DEVICE(0x06F8, 0xE034)}, 686b284053SAxel Köllhofer {USB_DEVICE(0x06F8, 0xE032)}, 696b284053SAxel Köllhofer /* Logitec */ 706b284053SAxel Köllhofer {USB_DEVICE(0x0789, 0x0167)}, 716b284053SAxel Köllhofer /* PCI */ 726b284053SAxel Köllhofer {USB_DEVICE(0x2019, 0xAB28)}, 736b284053SAxel Köllhofer {USB_DEVICE(0x2019, 0xED16)}, 742865d42cSLarry Finger /* Sitecom */ 756b284053SAxel Köllhofer {USB_DEVICE(0x0DF6, 0x0057)}, 762865d42cSLarry Finger {USB_DEVICE(0x0DF6, 0x0045)}, 776b284053SAxel Köllhofer {USB_DEVICE(0x0DF6, 0x0059)}, /* 11n mode disable */ 786b284053SAxel Köllhofer {USB_DEVICE(0x0DF6, 0x004B)}, 791793bf1dSLarry Finger {USB_DEVICE(0x0DF6, 0x005B)}, 80c7caf4d4SLarry Finger {USB_DEVICE(0x0DF6, 0x005D)}, 816b284053SAxel Köllhofer {USB_DEVICE(0x0DF6, 0x0063)}, 826b284053SAxel Köllhofer /* Sweex */ 836b284053SAxel Köllhofer {USB_DEVICE(0x177F, 0x0154)}, 846b284053SAxel Köllhofer /* Thinkware */ 856b284053SAxel Köllhofer {USB_DEVICE(0x0BDA, 0x5077)}, 866b284053SAxel Köllhofer /* Toshiba */ 876b284053SAxel Köllhofer {USB_DEVICE(0x1690, 0x0752)}, 886b284053SAxel Köllhofer /* - */ 896b284053SAxel Köllhofer {USB_DEVICE(0x20F4, 0x646B)}, 906b284053SAxel Köllhofer {USB_DEVICE(0x083A, 0xC512)}, 913026b0e9SLubomir Schmidt {USB_DEVICE(0x25D4, 0x4CA1)}, 923026b0e9SLubomir Schmidt {USB_DEVICE(0x25D4, 0x4CAB)}, 936b284053SAxel Köllhofer 946b284053SAxel Köllhofer /* RTL8191SU */ 956b284053SAxel Köllhofer /* Realtek */ 966b284053SAxel Köllhofer {USB_DEVICE(0x0BDA, 0x8172)}, 9707b99cf5SMartin Krause {USB_DEVICE(0x0BDA, 0x8192)}, 986b284053SAxel Köllhofer /* Amigo */ 996b284053SAxel Köllhofer {USB_DEVICE(0x0EB0, 0x9061)}, 1006b284053SAxel Köllhofer /* ASUS/EKB */ 1016b284053SAxel Köllhofer {USB_DEVICE(0x13D3, 0x3323)}, 1026b284053SAxel Köllhofer {USB_DEVICE(0x13D3, 0x3311)}, /* 11n mode disable */ 1036b284053SAxel Köllhofer {USB_DEVICE(0x13D3, 0x3342)}, 1046b284053SAxel Köllhofer /* ASUS/EKBLenovo */ 1056b284053SAxel Köllhofer {USB_DEVICE(0x13D3, 0x3333)}, 1066b284053SAxel Köllhofer {USB_DEVICE(0x13D3, 0x3334)}, 1076b284053SAxel Köllhofer {USB_DEVICE(0x13D3, 0x3335)}, /* 11n mode disable */ 1086b284053SAxel Köllhofer {USB_DEVICE(0x13D3, 0x3336)}, /* 11n mode disable */ 1096b284053SAxel Köllhofer /* ASUS/Media BOX */ 1106b284053SAxel Köllhofer {USB_DEVICE(0x13D3, 0x3309)}, 1116b284053SAxel Köllhofer /* Belkin */ 1126b284053SAxel Köllhofer {USB_DEVICE(0x050D, 0x815F)}, 1136b284053SAxel Köllhofer /* D-Link */ 1146b284053SAxel Köllhofer {USB_DEVICE(0x07D1, 0x3302)}, 1156b284053SAxel Köllhofer {USB_DEVICE(0x07D1, 0x3300)}, 1166b284053SAxel Köllhofer {USB_DEVICE(0x07D1, 0x3303)}, 1176b284053SAxel Köllhofer /* Edimax */ 1186b284053SAxel Köllhofer {USB_DEVICE(0x7392, 0x7612)}, 1196b284053SAxel Köllhofer /* EnGenius */ 1206b284053SAxel Köllhofer {USB_DEVICE(0x1740, 0x9605)}, 1216b284053SAxel Köllhofer /* Guillemot */ 1226b284053SAxel Köllhofer {USB_DEVICE(0x06F8, 0xE031)}, 1232865d42cSLarry Finger /* Hawking */ 1242865d42cSLarry Finger {USB_DEVICE(0x0E66, 0x0015)}, 1256b284053SAxel Köllhofer /* Mediao */ 1262865d42cSLarry Finger {USB_DEVICE(0x13D3, 0x3306)}, 1276b284053SAxel Köllhofer /* PCI */ 1286b284053SAxel Köllhofer {USB_DEVICE(0x2019, 0xED18)}, 1296b284053SAxel Köllhofer {USB_DEVICE(0x2019, 0x4901)}, 1306b284053SAxel Köllhofer /* Sitecom */ 1316b284053SAxel Köllhofer {USB_DEVICE(0x0DF6, 0x0058)}, 1326b284053SAxel Köllhofer {USB_DEVICE(0x0DF6, 0x0049)}, 1336b284053SAxel Köllhofer {USB_DEVICE(0x0DF6, 0x004C)}, 1341e6e6328SLarry Finger {USB_DEVICE(0x0DF6, 0x006C)}, 1356b284053SAxel Köllhofer {USB_DEVICE(0x0DF6, 0x0064)}, 1366b284053SAxel Köllhofer /* Skyworth */ 1376b284053SAxel Köllhofer {USB_DEVICE(0x14b2, 0x3300)}, 1386b284053SAxel Köllhofer {USB_DEVICE(0x14b2, 0x3301)}, 1396b284053SAxel Köllhofer {USB_DEVICE(0x14B2, 0x3302)}, 1406b284053SAxel Köllhofer /* - */ 1416b284053SAxel Köllhofer {USB_DEVICE(0x04F2, 0xAFF2)}, 1426b284053SAxel Köllhofer {USB_DEVICE(0x04F2, 0xAFF5)}, 1436b284053SAxel Köllhofer {USB_DEVICE(0x04F2, 0xAFF6)}, 1446b284053SAxel Köllhofer {USB_DEVICE(0x13D3, 0x3339)}, 1456b284053SAxel Köllhofer {USB_DEVICE(0x13D3, 0x3340)}, /* 11n mode disable */ 1466b284053SAxel Köllhofer {USB_DEVICE(0x13D3, 0x3341)}, /* 11n mode disable */ 1472865d42cSLarry Finger {USB_DEVICE(0x13D3, 0x3310)}, 1482865d42cSLarry Finger {USB_DEVICE(0x13D3, 0x3325)}, 1496b284053SAxel Köllhofer 1506b284053SAxel Köllhofer /* RTL8192SU */ 1516b284053SAxel Köllhofer /* Realtek */ 1526b284053SAxel Köllhofer {USB_DEVICE(0x0BDA, 0x8174)}, 1536b284053SAxel Köllhofer /* Belkin */ 1546b284053SAxel Köllhofer {USB_DEVICE(0x050D, 0x845A)}, 1556b284053SAxel Köllhofer /* Corega */ 1566b284053SAxel Köllhofer {USB_DEVICE(0x07AA, 0x0051)}, 1576b284053SAxel Köllhofer /* Edimax */ 1586b284053SAxel Köllhofer {USB_DEVICE(0x7392, 0x7622)}, 1596b284053SAxel Köllhofer /* NEC */ 1606b284053SAxel Köllhofer {USB_DEVICE(0x0409, 0x02B6)}, 1612865d42cSLarry Finger {} 1622865d42cSLarry Finger }; 1632865d42cSLarry Finger 1642865d42cSLarry Finger MODULE_DEVICE_TABLE(usb, rtl871x_usb_id_tbl); 1652865d42cSLarry Finger 1662865d42cSLarry Finger static struct specific_device_id specific_device_id_tbl[] = { 1672865d42cSLarry Finger {.idVendor = 0x0b05, .idProduct = 0x1791, 1682865d42cSLarry Finger .flags = SPEC_DEV_ID_DISABLE_HT}, 1696b284053SAxel Köllhofer {.idVendor = 0x0df6, .idProduct = 0x0059, 1706b284053SAxel Köllhofer .flags = SPEC_DEV_ID_DISABLE_HT}, 1716b284053SAxel Köllhofer {.idVendor = 0x13d3, .idProduct = 0x3306, 1726b284053SAxel Köllhofer .flags = SPEC_DEV_ID_DISABLE_HT}, 1732865d42cSLarry Finger {.idVendor = 0x13D3, .idProduct = 0x3311, 1742865d42cSLarry Finger .flags = SPEC_DEV_ID_DISABLE_HT}, 1756b284053SAxel Köllhofer {.idVendor = 0x13d3, .idProduct = 0x3335, 1766b284053SAxel Köllhofer .flags = SPEC_DEV_ID_DISABLE_HT}, 1776b284053SAxel Köllhofer {.idVendor = 0x13d3, .idProduct = 0x3336, 1786b284053SAxel Köllhofer .flags = SPEC_DEV_ID_DISABLE_HT}, 1796b284053SAxel Köllhofer {.idVendor = 0x13d3, .idProduct = 0x3340, 1806b284053SAxel Köllhofer .flags = SPEC_DEV_ID_DISABLE_HT}, 1816b284053SAxel Köllhofer {.idVendor = 0x13d3, .idProduct = 0x3341, 1826b284053SAxel Köllhofer .flags = SPEC_DEV_ID_DISABLE_HT}, 1832865d42cSLarry Finger {} 1842865d42cSLarry Finger }; 1852865d42cSLarry Finger 1862865d42cSLarry Finger struct drv_priv { 1872865d42cSLarry Finger struct usb_driver r871xu_drv; 1882865d42cSLarry Finger int drv_registered; 1892865d42cSLarry Finger }; 1902865d42cSLarry Finger 1912865d42cSLarry Finger #ifdef CONFIG_PM 1922865d42cSLarry Finger static int r871x_suspend(struct usb_interface *pusb_intf, pm_message_t state) 1932865d42cSLarry Finger { 1942865d42cSLarry Finger struct net_device *pnetdev = usb_get_intfdata(pusb_intf); 19539e9526cSHemmo Nieminen struct _adapter *padapter = netdev_priv(pnetdev); 1962865d42cSLarry Finger 19787a573adSPrzemo Firszt netdev_info(pnetdev, "Suspending...\n"); 1987e517382SHimadri Pandya padapter->suspended = true; 19939e9526cSHemmo Nieminen rtl871x_intf_stop(padapter); 2002865d42cSLarry Finger if (pnetdev->netdev_ops->ndo_stop) 2012865d42cSLarry Finger pnetdev->netdev_ops->ndo_stop(pnetdev); 2022865d42cSLarry Finger mdelay(10); 2032865d42cSLarry Finger netif_device_detach(pnetdev); 2042865d42cSLarry Finger return 0; 2052865d42cSLarry Finger } 2062865d42cSLarry Finger 207f99ca866SAmitoj Kaur Chawla static void rtl871x_intf_resume(struct _adapter *padapter) 20839e9526cSHemmo Nieminen { 20939e9526cSHemmo Nieminen if (padapter->dvobjpriv.inirp_init) 21039e9526cSHemmo Nieminen padapter->dvobjpriv.inirp_init(padapter); 21139e9526cSHemmo Nieminen } 21239e9526cSHemmo Nieminen 2132865d42cSLarry Finger static int r871x_resume(struct usb_interface *pusb_intf) 2142865d42cSLarry Finger { 2152865d42cSLarry Finger struct net_device *pnetdev = usb_get_intfdata(pusb_intf); 21639e9526cSHemmo Nieminen struct _adapter *padapter = netdev_priv(pnetdev); 2172865d42cSLarry Finger 21887a573adSPrzemo Firszt netdev_info(pnetdev, "Resuming...\n"); 2192865d42cSLarry Finger netif_device_attach(pnetdev); 2202865d42cSLarry Finger if (pnetdev->netdev_ops->ndo_open) 2212865d42cSLarry Finger pnetdev->netdev_ops->ndo_open(pnetdev); 2227e517382SHimadri Pandya padapter->suspended = false; 22339e9526cSHemmo Nieminen rtl871x_intf_resume(padapter); 2242865d42cSLarry Finger return 0; 2252865d42cSLarry Finger } 2262865d42cSLarry Finger #endif 2272865d42cSLarry Finger 2282865d42cSLarry Finger static struct drv_priv drvpriv = { 2292865d42cSLarry Finger .r871xu_drv.name = "r8712u", 2302865d42cSLarry Finger .r871xu_drv.id_table = rtl871x_usb_id_tbl, 2312865d42cSLarry Finger .r871xu_drv.probe = r871xu_drv_init, 2322865d42cSLarry Finger .r871xu_drv.disconnect = r871xu_dev_remove, 2332865d42cSLarry Finger #ifdef CONFIG_PM 2342865d42cSLarry Finger .r871xu_drv.suspend = r871x_suspend, 2352865d42cSLarry Finger .r871xu_drv.resume = r871x_resume, 2362865d42cSLarry Finger #endif 2372865d42cSLarry Finger }; 2382865d42cSLarry Finger 2392865d42cSLarry Finger static uint r8712_usb_dvobj_init(struct _adapter *padapter) 2402865d42cSLarry Finger { 2412865d42cSLarry Finger uint status = _SUCCESS; 2422865d42cSLarry Finger struct usb_host_interface *phost_iface; 2432865d42cSLarry Finger struct usb_interface_descriptor *piface_desc; 2442865d42cSLarry Finger struct dvobj_priv *pdvobjpriv = &padapter->dvobjpriv; 2452865d42cSLarry Finger struct usb_device *pusbd = pdvobjpriv->pusbdev; 2462865d42cSLarry Finger 2472865d42cSLarry Finger pdvobjpriv->padapter = padapter; 248906ad742SDeepak Mishra padapter->eeprom_address_size = 6; 249c724f776SJohan Hovold phost_iface = pintf->cur_altsetting; 2502865d42cSLarry Finger piface_desc = &phost_iface->desc; 2512865d42cSLarry Finger pdvobjpriv->nr_endpoint = piface_desc->bNumEndpoints; 2522865d42cSLarry Finger if (pusbd->speed == USB_SPEED_HIGH) { 2532865d42cSLarry Finger pdvobjpriv->ishighspeed = true; 25487a573adSPrzemo Firszt dev_info(&pusbd->dev, "r8712u: USB_SPEED_HIGH with %d endpoints\n", 2552865d42cSLarry Finger pdvobjpriv->nr_endpoint); 2562865d42cSLarry Finger } else { 2572865d42cSLarry Finger pdvobjpriv->ishighspeed = false; 25887a573adSPrzemo Firszt dev_info(&pusbd->dev, "r8712u: USB_SPEED_LOW with %d endpoints\n", 2592865d42cSLarry Finger pdvobjpriv->nr_endpoint); 2602865d42cSLarry Finger } 2612865d42cSLarry Finger if ((r8712_alloc_io_queue(padapter)) == _FAIL) 2622865d42cSLarry Finger status = _FAIL; 2632865d42cSLarry Finger return status; 2642865d42cSLarry Finger } 2652865d42cSLarry Finger 2662865d42cSLarry Finger static void r8712_usb_dvobj_deinit(struct _adapter *padapter) 2672865d42cSLarry Finger { 2682865d42cSLarry Finger } 2692865d42cSLarry Finger 2702865d42cSLarry Finger void rtl871x_intf_stop(struct _adapter *padapter) 2712865d42cSLarry Finger { 2722865d42cSLarry Finger /*disable_hw_interrupt*/ 2735b8d98f1SHimadri Pandya if (!padapter->surprise_removed) { 2742865d42cSLarry Finger /*device still exists, so driver can do i/o operation 275bef611a9SRaphaël Beamonte * TODO: 276bef611a9SRaphaël Beamonte */ 2772865d42cSLarry Finger } 2782865d42cSLarry Finger 2792865d42cSLarry Finger /* cancel in irp */ 280366ba427STapasweni Pathak if (padapter->dvobjpriv.inirp_deinit) 2812865d42cSLarry Finger padapter->dvobjpriv.inirp_deinit(padapter); 2822865d42cSLarry Finger /* cancel out irp */ 2832865d42cSLarry Finger r8712_usb_write_port_cancel(padapter); 2842865d42cSLarry Finger /* TODO:cancel other irps */ 2852865d42cSLarry Finger } 2862865d42cSLarry Finger 2872865d42cSLarry Finger void r871x_dev_unload(struct _adapter *padapter) 2882865d42cSLarry Finger { 2891ca96884SLuis de Bethencourt if (padapter->bup) { 2902865d42cSLarry Finger /*s1.*/ 2910ec6fc6fSHimadri Pandya padapter->driver_stopped = true; 2922865d42cSLarry Finger 2932865d42cSLarry Finger /*s3.*/ 2942865d42cSLarry Finger rtl871x_intf_stop(padapter); 2952865d42cSLarry Finger 2962865d42cSLarry Finger /*s4.*/ 2972865d42cSLarry Finger r8712_stop_drv_threads(padapter); 2982865d42cSLarry Finger 2992865d42cSLarry Finger /*s5.*/ 3005b8d98f1SHimadri Pandya if (!padapter->surprise_removed) { 3012865d42cSLarry Finger padapter->hw_init_completed = false; 3022865d42cSLarry Finger rtl8712_hal_deinit(padapter); 3032865d42cSLarry Finger } 3042865d42cSLarry Finger 3052865d42cSLarry Finger /*s6.*/ 3062865d42cSLarry Finger if (padapter->dvobj_deinit) 3072865d42cSLarry Finger padapter->dvobj_deinit(padapter); 3082865d42cSLarry Finger padapter->bup = false; 3092865d42cSLarry Finger } 3102865d42cSLarry Finger } 3112865d42cSLarry Finger 3122865d42cSLarry Finger static void disable_ht_for_spec_devid(const struct usb_device_id *pdid, 3132865d42cSLarry Finger struct _adapter *padapter) 3142865d42cSLarry Finger { 3152865d42cSLarry Finger u16 vid, pid; 3162865d42cSLarry Finger u32 flags; 3172865d42cSLarry Finger int i; 318eef6c808SShraddha Barke int num = ARRAY_SIZE(specific_device_id_tbl); 3192865d42cSLarry Finger 3202865d42cSLarry Finger for (i = 0; i < num; i++) { 3212865d42cSLarry Finger vid = specific_device_id_tbl[i].idVendor; 3222865d42cSLarry Finger pid = specific_device_id_tbl[i].idProduct; 3232865d42cSLarry Finger flags = specific_device_id_tbl[i].flags; 3242865d42cSLarry Finger 3252865d42cSLarry Finger if ((pdid->idVendor == vid) && (pdid->idProduct == pid) && 3262865d42cSLarry Finger (flags & SPEC_DEV_ID_DISABLE_HT)) { 3272865d42cSLarry Finger padapter->registrypriv.ht_enable = 0; 3282865d42cSLarry Finger padapter->registrypriv.cbw40_enable = 0; 3292865d42cSLarry Finger padapter->registrypriv.ampdu_enable = 0; 3302865d42cSLarry Finger } 3312865d42cSLarry Finger } 3322865d42cSLarry Finger } 3332865d42cSLarry Finger 3343a21f00aSLarry Finger static const struct device_type wlan_type = { 3353a21f00aSLarry Finger .name = "wlan", 3363a21f00aSLarry Finger }; 3373a21f00aSLarry Finger 3382865d42cSLarry Finger /* 3392865d42cSLarry Finger * drv_init() - a device potentially for us 3402865d42cSLarry Finger * 3412865d42cSLarry Finger * notes: drv_init() is called when the bus driver has located a card for us 3422865d42cSLarry Finger * to support. We accept the new device by returning 0. 3432865d42cSLarry Finger */ 3442865d42cSLarry Finger static int r871xu_drv_init(struct usb_interface *pusb_intf, 3452865d42cSLarry Finger const struct usb_device_id *pdid) 3462865d42cSLarry Finger { 3472865d42cSLarry Finger uint status; 3482865d42cSLarry Finger struct _adapter *padapter = NULL; 3492865d42cSLarry Finger struct dvobj_priv *pdvobjpriv; 3502865d42cSLarry Finger struct net_device *pnetdev; 351ee5b1aadSAli Bahar struct usb_device *udev; 3522865d42cSLarry Finger 3532865d42cSLarry Finger /* In this probe function, O.S. will provide the usb interface pointer 3542865d42cSLarry Finger * to driver. We have to increase the reference count of the usb device 3552865d42cSLarry Finger * structure by using the usb_get_dev function. 3562865d42cSLarry Finger */ 357ee5b1aadSAli Bahar udev = interface_to_usbdev(pusb_intf); 358ee5b1aadSAli Bahar usb_get_dev(udev); 3592865d42cSLarry Finger pintf = pusb_intf; 3602865d42cSLarry Finger /* step 1. */ 3612865d42cSLarry Finger pnetdev = r8712_init_netdev(); 3622865d42cSLarry Finger if (!pnetdev) 363d1d3e3cdSPavel Skripkin goto put_dev; 364ee5b1aadSAli Bahar padapter = netdev_priv(pnetdev); 3652865d42cSLarry Finger disable_ht_for_spec_devid(pdid, padapter); 3662865d42cSLarry Finger pdvobjpriv = &padapter->dvobjpriv; 3672865d42cSLarry Finger pdvobjpriv->padapter = padapter; 368ee5b1aadSAli Bahar padapter->dvobjpriv.pusbdev = udev; 3698c213fa5SLarry Finger padapter->pusb_intf = pusb_intf; 3702865d42cSLarry Finger usb_set_intfdata(pusb_intf, pnetdev); 3712865d42cSLarry Finger SET_NETDEV_DEV(pnetdev, &pusb_intf->dev); 3723a21f00aSLarry Finger pnetdev->dev.type = &wlan_type; 3732865d42cSLarry Finger /* step 2. */ 374ecf2e02cSAmitoj Kaur Chawla padapter->dvobj_init = r8712_usb_dvobj_init; 375ecf2e02cSAmitoj Kaur Chawla padapter->dvobj_deinit = r8712_usb_dvobj_deinit; 376ecf2e02cSAmitoj Kaur Chawla padapter->halpriv.hal_bus_init = r8712_usb_hal_bus_init; 377ecf2e02cSAmitoj Kaur Chawla padapter->dvobjpriv.inirp_init = r8712_usb_inirp_init; 378ecf2e02cSAmitoj Kaur Chawla padapter->dvobjpriv.inirp_deinit = r8712_usb_inirp_deinit; 3792865d42cSLarry Finger /* step 3. 3802865d42cSLarry Finger * initialize the dvobj_priv 3812865d42cSLarry Finger */ 38269d998f1SPavel Skripkin 3832865d42cSLarry Finger status = padapter->dvobj_init(padapter); 3842865d42cSLarry Finger if (status != _SUCCESS) 385d1d3e3cdSPavel Skripkin goto free_netdev; 38669d998f1SPavel Skripkin 3872865d42cSLarry Finger /* step 4. */ 3882865d42cSLarry Finger status = r8712_init_drv_sw(padapter); 389690407fdSNishka Dasgupta if (status) 390d1d3e3cdSPavel Skripkin goto dvobj_deinit; 3912865d42cSLarry Finger /* step 5. read efuse/eeprom data and get mac_addr */ 3922865d42cSLarry Finger { 3932865d42cSLarry Finger int i, offset; 3942865d42cSLarry Finger u8 mac[6]; 3952865d42cSLarry Finger u8 tmpU1b, AutoloadFail, eeprom_CustomerID; 3962865d42cSLarry Finger u8 *pdata = padapter->eeprompriv.efuse_eeprom_data; 3972865d42cSLarry Finger 3982865d42cSLarry Finger tmpU1b = r8712_read8(padapter, EE_9346CR);/*CR9346*/ 3992865d42cSLarry Finger 4002865d42cSLarry Finger /* To check system boot selection.*/ 40187a573adSPrzemo Firszt dev_info(&udev->dev, "r8712u: Boot from %s: Autoload %s\n", 4022865d42cSLarry Finger (tmpU1b & _9356SEL) ? "EEPROM" : "EFUSE", 4032865d42cSLarry Finger (tmpU1b & _EEPROM_EN) ? "OK" : "Failed"); 4042865d42cSLarry Finger 4052865d42cSLarry Finger /* To check autoload success or not.*/ 4062865d42cSLarry Finger if (tmpU1b & _EEPROM_EN) { 4072865d42cSLarry Finger AutoloadFail = true; 4082865d42cSLarry Finger /* The following operations prevent Efuse leakage by 4092865d42cSLarry Finger * turning on 2.5V. 4102865d42cSLarry Finger */ 4112865d42cSLarry Finger tmpU1b = r8712_read8(padapter, EFUSE_TEST + 3); 4122865d42cSLarry Finger r8712_write8(padapter, EFUSE_TEST + 3, tmpU1b | 0x80); 4132865d42cSLarry Finger msleep(20); 4142865d42cSLarry Finger r8712_write8(padapter, EFUSE_TEST + 3, 4152865d42cSLarry Finger (tmpU1b & (~BIT(7)))); 4162865d42cSLarry Finger 4172865d42cSLarry Finger /* Retrieve Chip version. 4182865d42cSLarry Finger * Recognize IC version by Reg0x4 BIT15. 4192865d42cSLarry Finger */ 4202865d42cSLarry Finger tmpU1b = (u8)((r8712_read32(padapter, PMC_FSM) >> 15) & 4212865d42cSLarry Finger 0x1F); 4222865d42cSLarry Finger if (tmpU1b == 0x3) 4232865d42cSLarry Finger padapter->registrypriv.chip_version = 4242865d42cSLarry Finger RTL8712_3rdCUT; 4252865d42cSLarry Finger else 4262865d42cSLarry Finger padapter->registrypriv.chip_version = 4272865d42cSLarry Finger (tmpU1b >> 1) + 1; 4282865d42cSLarry Finger switch (padapter->registrypriv.chip_version) { 4292865d42cSLarry Finger case RTL8712_1stCUT: 4302865d42cSLarry Finger case RTL8712_2ndCUT: 4312865d42cSLarry Finger case RTL8712_3rdCUT: 4322865d42cSLarry Finger break; 4332865d42cSLarry Finger default: 4342865d42cSLarry Finger padapter->registrypriv.chip_version = 4352865d42cSLarry Finger RTL8712_2ndCUT; 4362865d42cSLarry Finger break; 4372865d42cSLarry Finger } 4382865d42cSLarry Finger 4392865d42cSLarry Finger for (i = 0, offset = 0; i < 128; i += 8, offset++) 4402865d42cSLarry Finger r8712_efuse_pg_packet_read(padapter, offset, 4412865d42cSLarry Finger &pdata[i]); 4422865d42cSLarry Finger 44330765436SAndy Shevchenko if (!r8712_initmac || !mac_pton(r8712_initmac, mac)) { 4442865d42cSLarry Finger /* Use the mac address stored in the Efuse 4452865d42cSLarry Finger * offset = 0x12 for usb in efuse 4462865d42cSLarry Finger */ 44736e4d882SHeba Aamer ether_addr_copy(mac, &pdata[0x12]); 4482865d42cSLarry Finger } 4492865d42cSLarry Finger eeprom_CustomerID = pdata[0x52]; 4502865d42cSLarry Finger switch (eeprom_CustomerID) { 4512865d42cSLarry Finger case EEPROM_CID_ALPHA: 4522865d42cSLarry Finger padapter->eeprompriv.CustomerID = 4532865d42cSLarry Finger RT_CID_819x_ALPHA; 4542865d42cSLarry Finger break; 4552865d42cSLarry Finger case EEPROM_CID_CAMEO: 4562865d42cSLarry Finger padapter->eeprompriv.CustomerID = 4572865d42cSLarry Finger RT_CID_819x_CAMEO; 4582865d42cSLarry Finger break; 4592865d42cSLarry Finger case EEPROM_CID_SITECOM: 4602865d42cSLarry Finger padapter->eeprompriv.CustomerID = 4612865d42cSLarry Finger RT_CID_819x_Sitecom; 4622865d42cSLarry Finger break; 4632865d42cSLarry Finger case EEPROM_CID_COREGA: 4642865d42cSLarry Finger padapter->eeprompriv.CustomerID = 4652865d42cSLarry Finger RT_CID_COREGA; 4662865d42cSLarry Finger break; 4672865d42cSLarry Finger case EEPROM_CID_Senao: 4682865d42cSLarry Finger padapter->eeprompriv.CustomerID = 4692865d42cSLarry Finger RT_CID_819x_Senao; 4702865d42cSLarry Finger break; 4712865d42cSLarry Finger case EEPROM_CID_EDIMAX_BELKIN: 4722865d42cSLarry Finger padapter->eeprompriv.CustomerID = 4732865d42cSLarry Finger RT_CID_819x_Edimax_Belkin; 4742865d42cSLarry Finger break; 4752865d42cSLarry Finger case EEPROM_CID_SERCOMM_BELKIN: 4762865d42cSLarry Finger padapter->eeprompriv.CustomerID = 4772865d42cSLarry Finger RT_CID_819x_Sercomm_Belkin; 4782865d42cSLarry Finger break; 4792865d42cSLarry Finger case EEPROM_CID_WNC_COREGA: 4802865d42cSLarry Finger padapter->eeprompriv.CustomerID = 4812865d42cSLarry Finger RT_CID_819x_WNC_COREGA; 4822865d42cSLarry Finger break; 4832865d42cSLarry Finger case EEPROM_CID_WHQL: 4842865d42cSLarry Finger break; 4852865d42cSLarry Finger case EEPROM_CID_NetCore: 4862865d42cSLarry Finger padapter->eeprompriv.CustomerID = 4872865d42cSLarry Finger RT_CID_819x_Netcore; 4882865d42cSLarry Finger break; 4892865d42cSLarry Finger case EEPROM_CID_CAMEO1: 4902865d42cSLarry Finger padapter->eeprompriv.CustomerID = 4912865d42cSLarry Finger RT_CID_819x_CAMEO1; 4922865d42cSLarry Finger break; 4932865d42cSLarry Finger case EEPROM_CID_CLEVO: 4942865d42cSLarry Finger padapter->eeprompriv.CustomerID = 4952865d42cSLarry Finger RT_CID_819x_CLEVO; 4962865d42cSLarry Finger break; 4972865d42cSLarry Finger default: 4982865d42cSLarry Finger padapter->eeprompriv.CustomerID = 4992865d42cSLarry Finger RT_CID_DEFAULT; 5002865d42cSLarry Finger break; 5012865d42cSLarry Finger } 50287a573adSPrzemo Firszt dev_info(&udev->dev, "r8712u: CustomerID = 0x%.4x\n", 5032865d42cSLarry Finger padapter->eeprompriv.CustomerID); 5042865d42cSLarry Finger /* Led mode */ 5052865d42cSLarry Finger switch (padapter->eeprompriv.CustomerID) { 5062865d42cSLarry Finger case RT_CID_DEFAULT: 5072865d42cSLarry Finger case RT_CID_819x_ALPHA: 5082865d42cSLarry Finger case RT_CID_819x_CAMEO: 5092865d42cSLarry Finger padapter->ledpriv.LedStrategy = SW_LED_MODE1; 5102865d42cSLarry Finger padapter->ledpriv.bRegUseLed = true; 5112865d42cSLarry Finger break; 5122865d42cSLarry Finger case RT_CID_819x_Sitecom: 5132865d42cSLarry Finger padapter->ledpriv.LedStrategy = SW_LED_MODE2; 5142865d42cSLarry Finger padapter->ledpriv.bRegUseLed = true; 5152865d42cSLarry Finger break; 5162865d42cSLarry Finger case RT_CID_COREGA: 5172865d42cSLarry Finger case RT_CID_819x_Senao: 5182865d42cSLarry Finger padapter->ledpriv.LedStrategy = SW_LED_MODE3; 5192865d42cSLarry Finger padapter->ledpriv.bRegUseLed = true; 5202865d42cSLarry Finger break; 5212865d42cSLarry Finger case RT_CID_819x_Edimax_Belkin: 5222865d42cSLarry Finger padapter->ledpriv.LedStrategy = SW_LED_MODE4; 5232865d42cSLarry Finger padapter->ledpriv.bRegUseLed = true; 5242865d42cSLarry Finger break; 5252865d42cSLarry Finger case RT_CID_819x_Sercomm_Belkin: 5262865d42cSLarry Finger padapter->ledpriv.LedStrategy = SW_LED_MODE5; 5272865d42cSLarry Finger padapter->ledpriv.bRegUseLed = true; 5282865d42cSLarry Finger break; 5292865d42cSLarry Finger case RT_CID_819x_WNC_COREGA: 5302865d42cSLarry Finger padapter->ledpriv.LedStrategy = SW_LED_MODE6; 5312865d42cSLarry Finger padapter->ledpriv.bRegUseLed = true; 5322865d42cSLarry Finger break; 5332865d42cSLarry Finger default: 5342865d42cSLarry Finger padapter->ledpriv.LedStrategy = SW_LED_MODE0; 5352865d42cSLarry Finger padapter->ledpriv.bRegUseLed = false; 5362865d42cSLarry Finger break; 5372865d42cSLarry Finger } 538168a2c10SLuis de Bethencourt } else { 5392865d42cSLarry Finger AutoloadFail = false; 540168a2c10SLuis de Bethencourt } 5412865d42cSLarry Finger if (((mac[0] == 0xff) && (mac[1] == 0xff) && 5422865d42cSLarry Finger (mac[2] == 0xff) && (mac[3] == 0xff) && 5432865d42cSLarry Finger (mac[4] == 0xff) && (mac[5] == 0xff)) || 5442865d42cSLarry Finger ((mac[0] == 0x00) && (mac[1] == 0x00) && 5452865d42cSLarry Finger (mac[2] == 0x00) && (mac[3] == 0x00) && 5462865d42cSLarry Finger (mac[4] == 0x00) && (mac[5] == 0x00)) || 547366ba427STapasweni Pathak (!AutoloadFail)) { 5482865d42cSLarry Finger mac[0] = 0x00; 5492865d42cSLarry Finger mac[1] = 0xe0; 5502865d42cSLarry Finger mac[2] = 0x4c; 5512865d42cSLarry Finger mac[3] = 0x87; 5522865d42cSLarry Finger mac[4] = 0x00; 5532865d42cSLarry Finger mac[5] = 0x00; 5542865d42cSLarry Finger } 5552865d42cSLarry Finger if (r8712_initmac) { 5562865d42cSLarry Finger /* Make sure the user did not select a multicast 5572865d42cSLarry Finger * address by setting bit 1 of first octet. 5582865d42cSLarry Finger */ 5592865d42cSLarry Finger mac[0] &= 0xFE; 56057b6686eSTapasweni Pathak dev_info(&udev->dev, 56157b6686eSTapasweni Pathak "r8712u: MAC Address from user = %pM\n", mac); 562a7e58591SLiam Ryan } else { 56357b6686eSTapasweni Pathak dev_info(&udev->dev, 56457b6686eSTapasweni Pathak "r8712u: MAC Address from efuse = %pM\n", mac); 565a7e58591SLiam Ryan } 566349f631dSJakub Kicinski eth_hw_addr_set(pnetdev, mac); 5672865d42cSLarry Finger } 5688c213fa5SLarry Finger /* step 6. Load the firmware asynchronously */ 5698c213fa5SLarry Finger if (rtl871x_load_fw(padapter)) 570d1d3e3cdSPavel Skripkin goto deinit_drv_sw; 5716cc6677aSDeepak Mishra spin_lock_init(&padapter->lock_rx_ff0_filter); 5728c213fa5SLarry Finger mutex_init(&padapter->mutex_start); 5732865d42cSLarry Finger return 0; 574d1d3e3cdSPavel Skripkin 575d1d3e3cdSPavel Skripkin deinit_drv_sw: 576d1d3e3cdSPavel Skripkin r8712_free_drv_sw(padapter); 577d1d3e3cdSPavel Skripkin dvobj_deinit: 578d1d3e3cdSPavel Skripkin padapter->dvobj_deinit(padapter); 579d1d3e3cdSPavel Skripkin free_netdev: 580d1d3e3cdSPavel Skripkin free_netdev(pnetdev); 581d1d3e3cdSPavel Skripkin put_dev: 582ee5b1aadSAli Bahar usb_put_dev(udev); 5832865d42cSLarry Finger usb_set_intfdata(pusb_intf, NULL); 5842865d42cSLarry Finger return -ENODEV; 5852865d42cSLarry Finger } 5862865d42cSLarry Finger 5872865d42cSLarry Finger /* rmmod module & unplug(SurpriseRemoved) will call r871xu_dev_remove() 588bef611a9SRaphaël Beamonte * => how to recognize both 589bef611a9SRaphaël Beamonte */ 5902865d42cSLarry Finger static void r871xu_dev_remove(struct usb_interface *pusb_intf) 5912865d42cSLarry Finger { 5922865d42cSLarry Finger struct net_device *pnetdev = usb_get_intfdata(pusb_intf); 5932865d42cSLarry Finger struct usb_device *udev = interface_to_usbdev(pusb_intf); 5945947956bSThomas Vegas struct _adapter *padapter = netdev_priv(pnetdev); 5955947956bSThomas Vegas 5962080913eSLarry Finger /* never exit with a firmware callback pending */ 5972080913eSLarry Finger wait_for_completion(&padapter->rtl8712_fw_ready); 598*c052cc1aSPavel Skripkin if (pnetdev->reg_state != NETREG_UNINITIALIZED) 599*c052cc1aSPavel Skripkin unregister_netdev(pnetdev); /* will call netdev_close() */ 600b4383c97SRustam Kovhaev usb_set_intfdata(pusb_intf, NULL); 601b4383c97SRustam Kovhaev release_firmware(padapter->fw); 6021ca96884SLuis de Bethencourt if (drvpriv.drv_registered) 6035b8d98f1SHimadri Pandya padapter->surprise_removed = true; 6049be550eeSPavel Skripkin r8712_flush_rwctrl_works(padapter); 6059be550eeSPavel Skripkin r8712_flush_led_works(padapter); 6062865d42cSLarry Finger udelay(1); 6076c19d86bSAli Bahar /* Stop driver mlme relation timer */ 6086c19d86bSAli Bahar r8712_stop_drv_timers(padapter); 6092865d42cSLarry Finger r871x_dev_unload(padapter); 6102865d42cSLarry Finger r8712_free_drv_sw(padapter); 611d1d3e3cdSPavel Skripkin free_netdev(pnetdev); 6125947956bSThomas Vegas 6132865d42cSLarry Finger /* decrease the reference count of the usb device structure 614bef611a9SRaphaël Beamonte * when disconnect 615bef611a9SRaphaël Beamonte */ 6162865d42cSLarry Finger usb_put_dev(udev); 617e9e6aa51SPavel Skripkin 618be10ac2bSJustin P. Mattock /* If we didn't unplug usb dongle and remove/insert module, driver 6192865d42cSLarry Finger * fails on sitesurvey for the first time when device is up. 620bef611a9SRaphaël Beamonte * Reset usb port for sitesurvey fail issue. 621bef611a9SRaphaël Beamonte */ 6222865d42cSLarry Finger if (udev->state != USB_STATE_NOTATTACHED) 6232865d42cSLarry Finger usb_reset_device(udev); 6242865d42cSLarry Finger } 6252865d42cSLarry Finger 6262865d42cSLarry Finger static int __init r8712u_drv_entry(void) 6272865d42cSLarry Finger { 6282865d42cSLarry Finger drvpriv.drv_registered = true; 6292865d42cSLarry Finger return usb_register(&drvpriv.r871xu_drv); 6302865d42cSLarry Finger } 6312865d42cSLarry Finger 6322865d42cSLarry Finger static void __exit r8712u_drv_halt(void) 6332865d42cSLarry Finger { 6342865d42cSLarry Finger drvpriv.drv_registered = false; 6352865d42cSLarry Finger usb_deregister(&drvpriv.r871xu_drv); 6362865d42cSLarry Finger } 6372865d42cSLarry Finger 6382865d42cSLarry Finger module_init(r8712u_drv_entry); 6392865d42cSLarry Finger module_exit(r8712u_drv_halt); 640