12865d42cSLarry Finger /****************************************************************************** 22865d42cSLarry Finger * usb_intf.c 32865d42cSLarry Finger * 42865d42cSLarry Finger * Copyright(c) 2007 - 2010 Realtek Corporation. All rights reserved. 52865d42cSLarry Finger * Linux device driver for RTL8192SU 62865d42cSLarry Finger * 72865d42cSLarry Finger * This program is free software; you can redistribute it and/or modify it 82865d42cSLarry Finger * under the terms of version 2 of the GNU General Public License as 92865d42cSLarry Finger * published by the Free Software Foundation. 102865d42cSLarry Finger * 112865d42cSLarry Finger * This program is distributed in the hope that it will be useful, but WITHOUT 122865d42cSLarry Finger * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 132865d42cSLarry Finger * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for 142865d42cSLarry Finger * more details. 152865d42cSLarry Finger * 162865d42cSLarry Finger * You should have received a copy of the GNU General Public License along with 172865d42cSLarry Finger * this program; if not, write to the Free Software Foundation, Inc., 182865d42cSLarry Finger * 51 Franklin Street, Fifth Floor, Boston, MA 02110, USA 192865d42cSLarry Finger * 202865d42cSLarry Finger * Modifications for inclusion into the Linux staging tree are 212865d42cSLarry Finger * Copyright(c) 2010 Larry Finger. All rights reserved. 222865d42cSLarry Finger * 232865d42cSLarry Finger * Contact information: 242865d42cSLarry Finger * WLAN FAE <wlanfae@realtek.com> 252865d42cSLarry Finger * Larry Finger <Larry.Finger@lwfinger.net> 262865d42cSLarry Finger * 272865d42cSLarry Finger ******************************************************************************/ 282865d42cSLarry Finger 292865d42cSLarry Finger #define _HCI_INTF_C_ 302865d42cSLarry Finger 31359140aaSAli Bahar #include <linux/usb.h> 3281e07c06SStephen Rothwell #include <linux/module.h> 332080913eSLarry Finger #include <linux/firmware.h> 34359140aaSAli Bahar 352865d42cSLarry Finger #include "osdep_service.h" 362865d42cSLarry Finger #include "drv_types.h" 372865d42cSLarry Finger #include "recv_osdep.h" 382865d42cSLarry Finger #include "xmit_osdep.h" 392865d42cSLarry Finger #include "rtl8712_efuse.h" 402865d42cSLarry Finger #include "usb_ops.h" 412865d42cSLarry Finger #include "usb_osintf.h" 422865d42cSLarry Finger 432865d42cSLarry Finger static struct usb_interface *pintf; 442865d42cSLarry Finger 452865d42cSLarry Finger static int r871xu_drv_init(struct usb_interface *pusb_intf, 462865d42cSLarry Finger const struct usb_device_id *pdid); 472865d42cSLarry Finger 482865d42cSLarry Finger static void r871xu_dev_remove(struct usb_interface *pusb_intf); 492865d42cSLarry Finger 509b40a017SArvind Yadav static const struct usb_device_id rtl871x_usb_id_tbl[] = { 516b284053SAxel Köllhofer 526b284053SAxel Köllhofer /* RTL8188SU */ 536b284053SAxel Köllhofer /* Realtek */ 546b284053SAxel Köllhofer {USB_DEVICE(0x0BDA, 0x8171)}, 552865d42cSLarry Finger {USB_DEVICE(0x0bda, 0x8173)}, 562865d42cSLarry Finger {USB_DEVICE(0x0bda, 0x8712)}, 572865d42cSLarry Finger {USB_DEVICE(0x0bda, 0x8713)}, 582865d42cSLarry Finger {USB_DEVICE(0x0bda, 0xC512)}, 592865d42cSLarry Finger /* Abocom */ 602865d42cSLarry Finger {USB_DEVICE(0x07B8, 0x8188)}, 616b284053SAxel Köllhofer /* ASUS */ 626b284053SAxel Köllhofer {USB_DEVICE(0x0B05, 0x1786)}, 636b284053SAxel Köllhofer {USB_DEVICE(0x0B05, 0x1791)}, /* 11n mode disable */ 642865d42cSLarry Finger /* Belkin */ 656b284053SAxel Köllhofer {USB_DEVICE(0x050D, 0x945A)}, 66da849a92SLarry Finger /* ISY IWL - Belkin clone */ 67da849a92SLarry Finger {USB_DEVICE(0x050D, 0x11F1)}, 686b284053SAxel Köllhofer /* Corega */ 696b284053SAxel Köllhofer {USB_DEVICE(0x07AA, 0x0047)}, 706b284053SAxel Köllhofer /* D-Link */ 716b284053SAxel Köllhofer {USB_DEVICE(0x2001, 0x3306)}, 726b284053SAxel Köllhofer {USB_DEVICE(0x07D1, 0x3306)}, /* 11n mode disable */ 732865d42cSLarry Finger /* Edimax */ 742865d42cSLarry Finger {USB_DEVICE(0x7392, 0x7611)}, 756b284053SAxel Köllhofer /* EnGenius */ 766b284053SAxel Köllhofer {USB_DEVICE(0x1740, 0x9603)}, 776b284053SAxel Köllhofer /* Hawking */ 786b284053SAxel Köllhofer {USB_DEVICE(0x0E66, 0x0016)}, 796b284053SAxel Köllhofer /* Hercules */ 806b284053SAxel Köllhofer {USB_DEVICE(0x06F8, 0xE034)}, 816b284053SAxel Köllhofer {USB_DEVICE(0x06F8, 0xE032)}, 826b284053SAxel Köllhofer /* Logitec */ 836b284053SAxel Köllhofer {USB_DEVICE(0x0789, 0x0167)}, 846b284053SAxel Köllhofer /* PCI */ 856b284053SAxel Köllhofer {USB_DEVICE(0x2019, 0xAB28)}, 866b284053SAxel Köllhofer {USB_DEVICE(0x2019, 0xED16)}, 872865d42cSLarry Finger /* Sitecom */ 886b284053SAxel Köllhofer {USB_DEVICE(0x0DF6, 0x0057)}, 892865d42cSLarry Finger {USB_DEVICE(0x0DF6, 0x0045)}, 906b284053SAxel Köllhofer {USB_DEVICE(0x0DF6, 0x0059)}, /* 11n mode disable */ 916b284053SAxel Köllhofer {USB_DEVICE(0x0DF6, 0x004B)}, 921793bf1dSLarry Finger {USB_DEVICE(0x0DF6, 0x005B)}, 93c7caf4d4SLarry Finger {USB_DEVICE(0x0DF6, 0x005D)}, 946b284053SAxel Köllhofer {USB_DEVICE(0x0DF6, 0x0063)}, 956b284053SAxel Köllhofer /* Sweex */ 966b284053SAxel Köllhofer {USB_DEVICE(0x177F, 0x0154)}, 976b284053SAxel Köllhofer /* Thinkware */ 986b284053SAxel Köllhofer {USB_DEVICE(0x0BDA, 0x5077)}, 996b284053SAxel Köllhofer /* Toshiba */ 1006b284053SAxel Köllhofer {USB_DEVICE(0x1690, 0x0752)}, 1016b284053SAxel Köllhofer /* - */ 1026b284053SAxel Köllhofer {USB_DEVICE(0x20F4, 0x646B)}, 1036b284053SAxel Köllhofer {USB_DEVICE(0x083A, 0xC512)}, 1043026b0e9SLubomir Schmidt {USB_DEVICE(0x25D4, 0x4CA1)}, 1053026b0e9SLubomir Schmidt {USB_DEVICE(0x25D4, 0x4CAB)}, 1066b284053SAxel Köllhofer 1076b284053SAxel Köllhofer /* RTL8191SU */ 1086b284053SAxel Köllhofer /* Realtek */ 1096b284053SAxel Köllhofer {USB_DEVICE(0x0BDA, 0x8172)}, 11007b99cf5SMartin Krause {USB_DEVICE(0x0BDA, 0x8192)}, 1116b284053SAxel Köllhofer /* Amigo */ 1126b284053SAxel Köllhofer {USB_DEVICE(0x0EB0, 0x9061)}, 1136b284053SAxel Köllhofer /* ASUS/EKB */ 1146b284053SAxel Köllhofer {USB_DEVICE(0x13D3, 0x3323)}, 1156b284053SAxel Köllhofer {USB_DEVICE(0x13D3, 0x3311)}, /* 11n mode disable */ 1166b284053SAxel Köllhofer {USB_DEVICE(0x13D3, 0x3342)}, 1176b284053SAxel Köllhofer /* ASUS/EKBLenovo */ 1186b284053SAxel Köllhofer {USB_DEVICE(0x13D3, 0x3333)}, 1196b284053SAxel Köllhofer {USB_DEVICE(0x13D3, 0x3334)}, 1206b284053SAxel Köllhofer {USB_DEVICE(0x13D3, 0x3335)}, /* 11n mode disable */ 1216b284053SAxel Köllhofer {USB_DEVICE(0x13D3, 0x3336)}, /* 11n mode disable */ 1226b284053SAxel Köllhofer /* ASUS/Media BOX */ 1236b284053SAxel Köllhofer {USB_DEVICE(0x13D3, 0x3309)}, 1246b284053SAxel Köllhofer /* Belkin */ 1256b284053SAxel Köllhofer {USB_DEVICE(0x050D, 0x815F)}, 1266b284053SAxel Köllhofer /* D-Link */ 1276b284053SAxel Köllhofer {USB_DEVICE(0x07D1, 0x3302)}, 1286b284053SAxel Köllhofer {USB_DEVICE(0x07D1, 0x3300)}, 1296b284053SAxel Köllhofer {USB_DEVICE(0x07D1, 0x3303)}, 1306b284053SAxel Köllhofer /* Edimax */ 1316b284053SAxel Köllhofer {USB_DEVICE(0x7392, 0x7612)}, 1326b284053SAxel Köllhofer /* EnGenius */ 1336b284053SAxel Köllhofer {USB_DEVICE(0x1740, 0x9605)}, 1346b284053SAxel Köllhofer /* Guillemot */ 1356b284053SAxel Köllhofer {USB_DEVICE(0x06F8, 0xE031)}, 1362865d42cSLarry Finger /* Hawking */ 1372865d42cSLarry Finger {USB_DEVICE(0x0E66, 0x0015)}, 1386b284053SAxel Köllhofer /* Mediao */ 1392865d42cSLarry Finger {USB_DEVICE(0x13D3, 0x3306)}, 1406b284053SAxel Köllhofer /* PCI */ 1416b284053SAxel Köllhofer {USB_DEVICE(0x2019, 0xED18)}, 1426b284053SAxel Köllhofer {USB_DEVICE(0x2019, 0x4901)}, 1436b284053SAxel Köllhofer /* Sitecom */ 1446b284053SAxel Köllhofer {USB_DEVICE(0x0DF6, 0x0058)}, 1456b284053SAxel Köllhofer {USB_DEVICE(0x0DF6, 0x0049)}, 1466b284053SAxel Köllhofer {USB_DEVICE(0x0DF6, 0x004C)}, 1471e6e6328SLarry Finger {USB_DEVICE(0x0DF6, 0x006C)}, 1486b284053SAxel Köllhofer {USB_DEVICE(0x0DF6, 0x0064)}, 1496b284053SAxel Köllhofer /* Skyworth */ 1506b284053SAxel Köllhofer {USB_DEVICE(0x14b2, 0x3300)}, 1516b284053SAxel Köllhofer {USB_DEVICE(0x14b2, 0x3301)}, 1526b284053SAxel Köllhofer {USB_DEVICE(0x14B2, 0x3302)}, 1536b284053SAxel Köllhofer /* - */ 1546b284053SAxel Köllhofer {USB_DEVICE(0x04F2, 0xAFF2)}, 1556b284053SAxel Köllhofer {USB_DEVICE(0x04F2, 0xAFF5)}, 1566b284053SAxel Köllhofer {USB_DEVICE(0x04F2, 0xAFF6)}, 1576b284053SAxel Köllhofer {USB_DEVICE(0x13D3, 0x3339)}, 1586b284053SAxel Köllhofer {USB_DEVICE(0x13D3, 0x3340)}, /* 11n mode disable */ 1596b284053SAxel Köllhofer {USB_DEVICE(0x13D3, 0x3341)}, /* 11n mode disable */ 1602865d42cSLarry Finger {USB_DEVICE(0x13D3, 0x3310)}, 1612865d42cSLarry Finger {USB_DEVICE(0x13D3, 0x3325)}, 1626b284053SAxel Köllhofer 1636b284053SAxel Köllhofer /* RTL8192SU */ 1646b284053SAxel Köllhofer /* Realtek */ 1656b284053SAxel Köllhofer {USB_DEVICE(0x0BDA, 0x8174)}, 1666b284053SAxel Köllhofer /* Belkin */ 1676b284053SAxel Köllhofer {USB_DEVICE(0x050D, 0x845A)}, 1686b284053SAxel Köllhofer /* Corega */ 1696b284053SAxel Köllhofer {USB_DEVICE(0x07AA, 0x0051)}, 1706b284053SAxel Köllhofer /* Edimax */ 1716b284053SAxel Köllhofer {USB_DEVICE(0x7392, 0x7622)}, 1726b284053SAxel Köllhofer /* NEC */ 1736b284053SAxel Köllhofer {USB_DEVICE(0x0409, 0x02B6)}, 1742865d42cSLarry Finger {} 1752865d42cSLarry Finger }; 1762865d42cSLarry Finger 1772865d42cSLarry Finger MODULE_DEVICE_TABLE(usb, rtl871x_usb_id_tbl); 1782865d42cSLarry Finger 1792865d42cSLarry Finger static struct specific_device_id specific_device_id_tbl[] = { 1802865d42cSLarry Finger {.idVendor = 0x0b05, .idProduct = 0x1791, 1812865d42cSLarry Finger .flags = SPEC_DEV_ID_DISABLE_HT}, 1826b284053SAxel Köllhofer {.idVendor = 0x0df6, .idProduct = 0x0059, 1836b284053SAxel Köllhofer .flags = SPEC_DEV_ID_DISABLE_HT}, 1846b284053SAxel Köllhofer {.idVendor = 0x13d3, .idProduct = 0x3306, 1856b284053SAxel Köllhofer .flags = SPEC_DEV_ID_DISABLE_HT}, 1862865d42cSLarry Finger {.idVendor = 0x13D3, .idProduct = 0x3311, 1872865d42cSLarry Finger .flags = SPEC_DEV_ID_DISABLE_HT}, 1886b284053SAxel Köllhofer {.idVendor = 0x13d3, .idProduct = 0x3335, 1896b284053SAxel Köllhofer .flags = SPEC_DEV_ID_DISABLE_HT}, 1906b284053SAxel Köllhofer {.idVendor = 0x13d3, .idProduct = 0x3336, 1916b284053SAxel Köllhofer .flags = SPEC_DEV_ID_DISABLE_HT}, 1926b284053SAxel Köllhofer {.idVendor = 0x13d3, .idProduct = 0x3340, 1936b284053SAxel Köllhofer .flags = SPEC_DEV_ID_DISABLE_HT}, 1946b284053SAxel Köllhofer {.idVendor = 0x13d3, .idProduct = 0x3341, 1956b284053SAxel Köllhofer .flags = SPEC_DEV_ID_DISABLE_HT}, 1962865d42cSLarry Finger {} 1972865d42cSLarry Finger }; 1982865d42cSLarry Finger 1992865d42cSLarry Finger struct drv_priv { 2002865d42cSLarry Finger struct usb_driver r871xu_drv; 2012865d42cSLarry Finger int drv_registered; 2022865d42cSLarry Finger }; 2032865d42cSLarry Finger 2042865d42cSLarry Finger #ifdef CONFIG_PM 2052865d42cSLarry Finger static int r871x_suspend(struct usb_interface *pusb_intf, pm_message_t state) 2062865d42cSLarry Finger { 2072865d42cSLarry Finger struct net_device *pnetdev = usb_get_intfdata(pusb_intf); 20839e9526cSHemmo Nieminen struct _adapter *padapter = netdev_priv(pnetdev); 2092865d42cSLarry Finger 21087a573adSPrzemo Firszt netdev_info(pnetdev, "Suspending...\n"); 2112865d42cSLarry Finger if (!pnetdev || !netif_running(pnetdev)) { 21287a573adSPrzemo Firszt netdev_info(pnetdev, "Unable to suspend\n"); 2132865d42cSLarry Finger return 0; 2142865d42cSLarry Finger } 21539e9526cSHemmo Nieminen padapter->bSuspended = true; 21639e9526cSHemmo Nieminen rtl871x_intf_stop(padapter); 2172865d42cSLarry Finger if (pnetdev->netdev_ops->ndo_stop) 2182865d42cSLarry Finger pnetdev->netdev_ops->ndo_stop(pnetdev); 2192865d42cSLarry Finger mdelay(10); 2202865d42cSLarry Finger netif_device_detach(pnetdev); 2212865d42cSLarry Finger return 0; 2222865d42cSLarry Finger } 2232865d42cSLarry Finger 224f99ca866SAmitoj Kaur Chawla static void rtl871x_intf_resume(struct _adapter *padapter) 22539e9526cSHemmo Nieminen { 22639e9526cSHemmo Nieminen if (padapter->dvobjpriv.inirp_init) 22739e9526cSHemmo Nieminen padapter->dvobjpriv.inirp_init(padapter); 22839e9526cSHemmo Nieminen } 22939e9526cSHemmo Nieminen 2302865d42cSLarry Finger static int r871x_resume(struct usb_interface *pusb_intf) 2312865d42cSLarry Finger { 2322865d42cSLarry Finger struct net_device *pnetdev = usb_get_intfdata(pusb_intf); 23339e9526cSHemmo Nieminen struct _adapter *padapter = netdev_priv(pnetdev); 2342865d42cSLarry Finger 23587a573adSPrzemo Firszt netdev_info(pnetdev, "Resuming...\n"); 2362865d42cSLarry Finger if (!pnetdev || !netif_running(pnetdev)) { 23787a573adSPrzemo Firszt netdev_info(pnetdev, "Unable to resume\n"); 2382865d42cSLarry Finger return 0; 2392865d42cSLarry Finger } 2402865d42cSLarry Finger netif_device_attach(pnetdev); 2412865d42cSLarry Finger if (pnetdev->netdev_ops->ndo_open) 2422865d42cSLarry Finger pnetdev->netdev_ops->ndo_open(pnetdev); 24339e9526cSHemmo Nieminen padapter->bSuspended = false; 24439e9526cSHemmo Nieminen rtl871x_intf_resume(padapter); 2452865d42cSLarry Finger return 0; 2462865d42cSLarry Finger } 2472865d42cSLarry Finger 2482865d42cSLarry Finger static int r871x_reset_resume(struct usb_interface *pusb_intf) 2492865d42cSLarry Finger { 2502865d42cSLarry Finger /* dummy routine */ 2512865d42cSLarry Finger return 0; 2522865d42cSLarry Finger } 2532865d42cSLarry Finger 2542865d42cSLarry Finger #endif 2552865d42cSLarry Finger 2562865d42cSLarry Finger static struct drv_priv drvpriv = { 2572865d42cSLarry Finger .r871xu_drv.name = "r8712u", 2582865d42cSLarry Finger .r871xu_drv.id_table = rtl871x_usb_id_tbl, 2592865d42cSLarry Finger .r871xu_drv.probe = r871xu_drv_init, 2602865d42cSLarry Finger .r871xu_drv.disconnect = r871xu_dev_remove, 2612865d42cSLarry Finger #ifdef CONFIG_PM 2622865d42cSLarry Finger .r871xu_drv.suspend = r871x_suspend, 2632865d42cSLarry Finger .r871xu_drv.resume = r871x_resume, 2642865d42cSLarry Finger .r871xu_drv.reset_resume = r871x_reset_resume, 2652865d42cSLarry Finger #endif 2662865d42cSLarry Finger }; 2672865d42cSLarry Finger 2682865d42cSLarry Finger static uint r8712_usb_dvobj_init(struct _adapter *padapter) 2692865d42cSLarry Finger { 2702865d42cSLarry Finger uint status = _SUCCESS; 2712865d42cSLarry Finger struct usb_host_interface *phost_iface; 2722865d42cSLarry Finger struct usb_interface_descriptor *piface_desc; 2732865d42cSLarry Finger struct dvobj_priv *pdvobjpriv = &padapter->dvobjpriv; 2742865d42cSLarry Finger struct usb_device *pusbd = pdvobjpriv->pusbdev; 2752865d42cSLarry Finger 2762865d42cSLarry Finger pdvobjpriv->padapter = padapter; 2772865d42cSLarry Finger padapter->EepromAddressSize = 6; 2782865d42cSLarry Finger phost_iface = &pintf->altsetting[0]; 2792865d42cSLarry Finger piface_desc = &phost_iface->desc; 2802865d42cSLarry Finger pdvobjpriv->nr_endpoint = piface_desc->bNumEndpoints; 2812865d42cSLarry Finger if (pusbd->speed == USB_SPEED_HIGH) { 2822865d42cSLarry Finger pdvobjpriv->ishighspeed = true; 28387a573adSPrzemo Firszt dev_info(&pusbd->dev, "r8712u: USB_SPEED_HIGH with %d endpoints\n", 2842865d42cSLarry Finger pdvobjpriv->nr_endpoint); 2852865d42cSLarry Finger } else { 2862865d42cSLarry Finger pdvobjpriv->ishighspeed = false; 28787a573adSPrzemo Firszt dev_info(&pusbd->dev, "r8712u: USB_SPEED_LOW with %d endpoints\n", 2882865d42cSLarry Finger pdvobjpriv->nr_endpoint); 2892865d42cSLarry Finger } 2902865d42cSLarry Finger if ((r8712_alloc_io_queue(padapter)) == _FAIL) 2912865d42cSLarry Finger status = _FAIL; 2922865d42cSLarry Finger return status; 2932865d42cSLarry Finger } 2942865d42cSLarry Finger 2952865d42cSLarry Finger static void r8712_usb_dvobj_deinit(struct _adapter *padapter) 2962865d42cSLarry Finger { 2972865d42cSLarry Finger } 2982865d42cSLarry Finger 2992865d42cSLarry Finger void rtl871x_intf_stop(struct _adapter *padapter) 3002865d42cSLarry Finger { 3012865d42cSLarry Finger /*disable_hw_interrupt*/ 302366ba427STapasweni Pathak if (!padapter->bSurpriseRemoved) { 3032865d42cSLarry Finger /*device still exists, so driver can do i/o operation 304bef611a9SRaphaël Beamonte * TODO: 305bef611a9SRaphaël Beamonte */ 3062865d42cSLarry Finger } 3072865d42cSLarry Finger 3082865d42cSLarry Finger /* cancel in irp */ 309366ba427STapasweni Pathak if (padapter->dvobjpriv.inirp_deinit) 3102865d42cSLarry Finger padapter->dvobjpriv.inirp_deinit(padapter); 3112865d42cSLarry Finger /* cancel out irp */ 3122865d42cSLarry Finger r8712_usb_write_port_cancel(padapter); 3132865d42cSLarry Finger /* TODO:cancel other irps */ 3142865d42cSLarry Finger } 3152865d42cSLarry Finger 3162865d42cSLarry Finger void r871x_dev_unload(struct _adapter *padapter) 3172865d42cSLarry Finger { 3181ca96884SLuis de Bethencourt if (padapter->bup) { 3192865d42cSLarry Finger /*s1.*/ 3202865d42cSLarry Finger padapter->bDriverStopped = true; 3212865d42cSLarry Finger 3222865d42cSLarry Finger /*s3.*/ 3232865d42cSLarry Finger rtl871x_intf_stop(padapter); 3242865d42cSLarry Finger 3252865d42cSLarry Finger /*s4.*/ 3262865d42cSLarry Finger r8712_stop_drv_threads(padapter); 3272865d42cSLarry Finger 3282865d42cSLarry Finger /*s5.*/ 329366ba427STapasweni Pathak if (!padapter->bSurpriseRemoved) { 3302865d42cSLarry Finger padapter->hw_init_completed = false; 3312865d42cSLarry Finger rtl8712_hal_deinit(padapter); 3322865d42cSLarry Finger } 3332865d42cSLarry Finger 3342865d42cSLarry Finger /*s6.*/ 3352865d42cSLarry Finger if (padapter->dvobj_deinit) 3362865d42cSLarry Finger padapter->dvobj_deinit(padapter); 3372865d42cSLarry Finger padapter->bup = false; 3382865d42cSLarry Finger } 3392865d42cSLarry Finger } 3402865d42cSLarry Finger 3412865d42cSLarry Finger static void disable_ht_for_spec_devid(const struct usb_device_id *pdid, 3422865d42cSLarry Finger struct _adapter *padapter) 3432865d42cSLarry Finger { 3442865d42cSLarry Finger u16 vid, pid; 3452865d42cSLarry Finger u32 flags; 3462865d42cSLarry Finger int i; 347eef6c808SShraddha Barke int num = ARRAY_SIZE(specific_device_id_tbl); 3482865d42cSLarry Finger 3492865d42cSLarry Finger for (i = 0; i < num; i++) { 3502865d42cSLarry Finger vid = specific_device_id_tbl[i].idVendor; 3512865d42cSLarry Finger pid = specific_device_id_tbl[i].idProduct; 3522865d42cSLarry Finger flags = specific_device_id_tbl[i].flags; 3532865d42cSLarry Finger 3542865d42cSLarry Finger if ((pdid->idVendor == vid) && (pdid->idProduct == pid) && 3552865d42cSLarry Finger (flags & SPEC_DEV_ID_DISABLE_HT)) { 3562865d42cSLarry Finger padapter->registrypriv.ht_enable = 0; 3572865d42cSLarry Finger padapter->registrypriv.cbw40_enable = 0; 3582865d42cSLarry Finger padapter->registrypriv.ampdu_enable = 0; 3592865d42cSLarry Finger } 3602865d42cSLarry Finger } 3612865d42cSLarry Finger } 3622865d42cSLarry Finger 3633a21f00aSLarry Finger static const struct device_type wlan_type = { 3643a21f00aSLarry Finger .name = "wlan", 3653a21f00aSLarry Finger }; 3663a21f00aSLarry Finger 3672865d42cSLarry Finger /* 3682865d42cSLarry Finger * drv_init() - a device potentially for us 3692865d42cSLarry Finger * 3702865d42cSLarry Finger * notes: drv_init() is called when the bus driver has located a card for us 3712865d42cSLarry Finger * to support. We accept the new device by returning 0. 3722865d42cSLarry Finger */ 3732865d42cSLarry Finger static int r871xu_drv_init(struct usb_interface *pusb_intf, 3742865d42cSLarry Finger const struct usb_device_id *pdid) 3752865d42cSLarry Finger { 3762865d42cSLarry Finger uint status; 3772865d42cSLarry Finger struct _adapter *padapter = NULL; 3782865d42cSLarry Finger struct dvobj_priv *pdvobjpriv; 3792865d42cSLarry Finger struct net_device *pnetdev; 380ee5b1aadSAli Bahar struct usb_device *udev; 3812865d42cSLarry Finger 3822865d42cSLarry Finger /* In this probe function, O.S. will provide the usb interface pointer 3832865d42cSLarry Finger * to driver. We have to increase the reference count of the usb device 3842865d42cSLarry Finger * structure by using the usb_get_dev function. 3852865d42cSLarry Finger */ 386ee5b1aadSAli Bahar udev = interface_to_usbdev(pusb_intf); 387ee5b1aadSAli Bahar usb_get_dev(udev); 3882865d42cSLarry Finger pintf = pusb_intf; 3892865d42cSLarry Finger /* step 1. */ 3902865d42cSLarry Finger pnetdev = r8712_init_netdev(); 3912865d42cSLarry Finger if (!pnetdev) 3922865d42cSLarry Finger goto error; 393ee5b1aadSAli Bahar padapter = netdev_priv(pnetdev); 3942865d42cSLarry Finger disable_ht_for_spec_devid(pdid, padapter); 3952865d42cSLarry Finger pdvobjpriv = &padapter->dvobjpriv; 3962865d42cSLarry Finger pdvobjpriv->padapter = padapter; 397ee5b1aadSAli Bahar padapter->dvobjpriv.pusbdev = udev; 3988c213fa5SLarry Finger padapter->pusb_intf = pusb_intf; 3992865d42cSLarry Finger usb_set_intfdata(pusb_intf, pnetdev); 4002865d42cSLarry Finger SET_NETDEV_DEV(pnetdev, &pusb_intf->dev); 4013a21f00aSLarry Finger pnetdev->dev.type = &wlan_type; 4022865d42cSLarry Finger /* step 2. */ 403ecf2e02cSAmitoj Kaur Chawla padapter->dvobj_init = r8712_usb_dvobj_init; 404ecf2e02cSAmitoj Kaur Chawla padapter->dvobj_deinit = r8712_usb_dvobj_deinit; 405ecf2e02cSAmitoj Kaur Chawla padapter->halpriv.hal_bus_init = r8712_usb_hal_bus_init; 406ecf2e02cSAmitoj Kaur Chawla padapter->dvobjpriv.inirp_init = r8712_usb_inirp_init; 407ecf2e02cSAmitoj Kaur Chawla padapter->dvobjpriv.inirp_deinit = r8712_usb_inirp_deinit; 4082865d42cSLarry Finger /* step 3. 4092865d42cSLarry Finger * initialize the dvobj_priv 4102865d42cSLarry Finger */ 411168a2c10SLuis de Bethencourt if (!padapter->dvobj_init) { 4122865d42cSLarry Finger goto error; 413168a2c10SLuis de Bethencourt } else { 4142865d42cSLarry Finger status = padapter->dvobj_init(padapter); 4152865d42cSLarry Finger if (status != _SUCCESS) 4162865d42cSLarry Finger goto error; 4172865d42cSLarry Finger } 4182865d42cSLarry Finger /* step 4. */ 4192865d42cSLarry Finger status = r8712_init_drv_sw(padapter); 4202865d42cSLarry Finger if (status == _FAIL) 4212865d42cSLarry Finger goto error; 4222865d42cSLarry Finger /* step 5. read efuse/eeprom data and get mac_addr */ 4232865d42cSLarry Finger { 4242865d42cSLarry Finger int i, offset; 4252865d42cSLarry Finger u8 mac[6]; 4262865d42cSLarry Finger u8 tmpU1b, AutoloadFail, eeprom_CustomerID; 4272865d42cSLarry Finger u8 *pdata = padapter->eeprompriv.efuse_eeprom_data; 4282865d42cSLarry Finger 4292865d42cSLarry Finger tmpU1b = r8712_read8(padapter, EE_9346CR);/*CR9346*/ 4302865d42cSLarry Finger 4312865d42cSLarry Finger /* To check system boot selection.*/ 43287a573adSPrzemo Firszt dev_info(&udev->dev, "r8712u: Boot from %s: Autoload %s\n", 4332865d42cSLarry Finger (tmpU1b & _9356SEL) ? "EEPROM" : "EFUSE", 4342865d42cSLarry Finger (tmpU1b & _EEPROM_EN) ? "OK" : "Failed"); 4352865d42cSLarry Finger 4362865d42cSLarry Finger /* To check autoload success or not.*/ 4372865d42cSLarry Finger if (tmpU1b & _EEPROM_EN) { 4382865d42cSLarry Finger AutoloadFail = true; 4392865d42cSLarry Finger /* The following operations prevent Efuse leakage by 4402865d42cSLarry Finger * turning on 2.5V. 4412865d42cSLarry Finger */ 4422865d42cSLarry Finger tmpU1b = r8712_read8(padapter, EFUSE_TEST + 3); 4432865d42cSLarry Finger r8712_write8(padapter, EFUSE_TEST + 3, tmpU1b | 0x80); 4442865d42cSLarry Finger msleep(20); 4452865d42cSLarry Finger r8712_write8(padapter, EFUSE_TEST + 3, 4462865d42cSLarry Finger (tmpU1b & (~BIT(7)))); 4472865d42cSLarry Finger 4482865d42cSLarry Finger /* Retrieve Chip version. 4492865d42cSLarry Finger * Recognize IC version by Reg0x4 BIT15. 4502865d42cSLarry Finger */ 4512865d42cSLarry Finger tmpU1b = (u8)((r8712_read32(padapter, PMC_FSM) >> 15) & 4522865d42cSLarry Finger 0x1F); 4532865d42cSLarry Finger if (tmpU1b == 0x3) 4542865d42cSLarry Finger padapter->registrypriv.chip_version = 4552865d42cSLarry Finger RTL8712_3rdCUT; 4562865d42cSLarry Finger else 4572865d42cSLarry Finger padapter->registrypriv.chip_version = 4582865d42cSLarry Finger (tmpU1b >> 1) + 1; 4592865d42cSLarry Finger switch (padapter->registrypriv.chip_version) { 4602865d42cSLarry Finger case RTL8712_1stCUT: 4612865d42cSLarry Finger case RTL8712_2ndCUT: 4622865d42cSLarry Finger case RTL8712_3rdCUT: 4632865d42cSLarry Finger break; 4642865d42cSLarry Finger default: 4652865d42cSLarry Finger padapter->registrypriv.chip_version = 4662865d42cSLarry Finger RTL8712_2ndCUT; 4672865d42cSLarry Finger break; 4682865d42cSLarry Finger } 4692865d42cSLarry Finger 4702865d42cSLarry Finger for (i = 0, offset = 0; i < 128; i += 8, offset++) 4712865d42cSLarry Finger r8712_efuse_pg_packet_read(padapter, offset, 4722865d42cSLarry Finger &pdata[i]); 4732865d42cSLarry Finger 47430765436SAndy Shevchenko if (!r8712_initmac || !mac_pton(r8712_initmac, mac)) { 4752865d42cSLarry Finger /* Use the mac address stored in the Efuse 4762865d42cSLarry Finger * offset = 0x12 for usb in efuse 4772865d42cSLarry Finger */ 47836e4d882SHeba Aamer ether_addr_copy(mac, &pdata[0x12]); 4792865d42cSLarry Finger } 4802865d42cSLarry Finger eeprom_CustomerID = pdata[0x52]; 4812865d42cSLarry Finger switch (eeprom_CustomerID) { 4822865d42cSLarry Finger case EEPROM_CID_ALPHA: 4832865d42cSLarry Finger padapter->eeprompriv.CustomerID = 4842865d42cSLarry Finger RT_CID_819x_ALPHA; 4852865d42cSLarry Finger break; 4862865d42cSLarry Finger case EEPROM_CID_CAMEO: 4872865d42cSLarry Finger padapter->eeprompriv.CustomerID = 4882865d42cSLarry Finger RT_CID_819x_CAMEO; 4892865d42cSLarry Finger break; 4902865d42cSLarry Finger case EEPROM_CID_SITECOM: 4912865d42cSLarry Finger padapter->eeprompriv.CustomerID = 4922865d42cSLarry Finger RT_CID_819x_Sitecom; 4932865d42cSLarry Finger break; 4942865d42cSLarry Finger case EEPROM_CID_COREGA: 4952865d42cSLarry Finger padapter->eeprompriv.CustomerID = 4962865d42cSLarry Finger RT_CID_COREGA; 4972865d42cSLarry Finger break; 4982865d42cSLarry Finger case EEPROM_CID_Senao: 4992865d42cSLarry Finger padapter->eeprompriv.CustomerID = 5002865d42cSLarry Finger RT_CID_819x_Senao; 5012865d42cSLarry Finger break; 5022865d42cSLarry Finger case EEPROM_CID_EDIMAX_BELKIN: 5032865d42cSLarry Finger padapter->eeprompriv.CustomerID = 5042865d42cSLarry Finger RT_CID_819x_Edimax_Belkin; 5052865d42cSLarry Finger break; 5062865d42cSLarry Finger case EEPROM_CID_SERCOMM_BELKIN: 5072865d42cSLarry Finger padapter->eeprompriv.CustomerID = 5082865d42cSLarry Finger RT_CID_819x_Sercomm_Belkin; 5092865d42cSLarry Finger break; 5102865d42cSLarry Finger case EEPROM_CID_WNC_COREGA: 5112865d42cSLarry Finger padapter->eeprompriv.CustomerID = 5122865d42cSLarry Finger RT_CID_819x_WNC_COREGA; 5132865d42cSLarry Finger break; 5142865d42cSLarry Finger case EEPROM_CID_WHQL: 5152865d42cSLarry Finger break; 5162865d42cSLarry Finger case EEPROM_CID_NetCore: 5172865d42cSLarry Finger padapter->eeprompriv.CustomerID = 5182865d42cSLarry Finger RT_CID_819x_Netcore; 5192865d42cSLarry Finger break; 5202865d42cSLarry Finger case EEPROM_CID_CAMEO1: 5212865d42cSLarry Finger padapter->eeprompriv.CustomerID = 5222865d42cSLarry Finger RT_CID_819x_CAMEO1; 5232865d42cSLarry Finger break; 5242865d42cSLarry Finger case EEPROM_CID_CLEVO: 5252865d42cSLarry Finger padapter->eeprompriv.CustomerID = 5262865d42cSLarry Finger RT_CID_819x_CLEVO; 5272865d42cSLarry Finger break; 5282865d42cSLarry Finger default: 5292865d42cSLarry Finger padapter->eeprompriv.CustomerID = 5302865d42cSLarry Finger RT_CID_DEFAULT; 5312865d42cSLarry Finger break; 5322865d42cSLarry Finger } 53387a573adSPrzemo Firszt dev_info(&udev->dev, "r8712u: CustomerID = 0x%.4x\n", 5342865d42cSLarry Finger padapter->eeprompriv.CustomerID); 5352865d42cSLarry Finger /* Led mode */ 5362865d42cSLarry Finger switch (padapter->eeprompriv.CustomerID) { 5372865d42cSLarry Finger case RT_CID_DEFAULT: 5382865d42cSLarry Finger case RT_CID_819x_ALPHA: 5392865d42cSLarry Finger case RT_CID_819x_CAMEO: 5402865d42cSLarry Finger padapter->ledpriv.LedStrategy = SW_LED_MODE1; 5412865d42cSLarry Finger padapter->ledpriv.bRegUseLed = true; 5422865d42cSLarry Finger break; 5432865d42cSLarry Finger case RT_CID_819x_Sitecom: 5442865d42cSLarry Finger padapter->ledpriv.LedStrategy = SW_LED_MODE2; 5452865d42cSLarry Finger padapter->ledpriv.bRegUseLed = true; 5462865d42cSLarry Finger break; 5472865d42cSLarry Finger case RT_CID_COREGA: 5482865d42cSLarry Finger case RT_CID_819x_Senao: 5492865d42cSLarry Finger padapter->ledpriv.LedStrategy = SW_LED_MODE3; 5502865d42cSLarry Finger padapter->ledpriv.bRegUseLed = true; 5512865d42cSLarry Finger break; 5522865d42cSLarry Finger case RT_CID_819x_Edimax_Belkin: 5532865d42cSLarry Finger padapter->ledpriv.LedStrategy = SW_LED_MODE4; 5542865d42cSLarry Finger padapter->ledpriv.bRegUseLed = true; 5552865d42cSLarry Finger break; 5562865d42cSLarry Finger case RT_CID_819x_Sercomm_Belkin: 5572865d42cSLarry Finger padapter->ledpriv.LedStrategy = SW_LED_MODE5; 5582865d42cSLarry Finger padapter->ledpriv.bRegUseLed = true; 5592865d42cSLarry Finger break; 5602865d42cSLarry Finger case RT_CID_819x_WNC_COREGA: 5612865d42cSLarry Finger padapter->ledpriv.LedStrategy = SW_LED_MODE6; 5622865d42cSLarry Finger padapter->ledpriv.bRegUseLed = true; 5632865d42cSLarry Finger break; 5642865d42cSLarry Finger default: 5652865d42cSLarry Finger padapter->ledpriv.LedStrategy = SW_LED_MODE0; 5662865d42cSLarry Finger padapter->ledpriv.bRegUseLed = false; 5672865d42cSLarry Finger break; 5682865d42cSLarry Finger } 569168a2c10SLuis de Bethencourt } else { 5702865d42cSLarry Finger AutoloadFail = false; 571168a2c10SLuis de Bethencourt } 5722865d42cSLarry Finger if (((mac[0] == 0xff) && (mac[1] == 0xff) && 5732865d42cSLarry Finger (mac[2] == 0xff) && (mac[3] == 0xff) && 5742865d42cSLarry Finger (mac[4] == 0xff) && (mac[5] == 0xff)) || 5752865d42cSLarry Finger ((mac[0] == 0x00) && (mac[1] == 0x00) && 5762865d42cSLarry Finger (mac[2] == 0x00) && (mac[3] == 0x00) && 5772865d42cSLarry Finger (mac[4] == 0x00) && (mac[5] == 0x00)) || 578366ba427STapasweni Pathak (!AutoloadFail)) { 5792865d42cSLarry Finger mac[0] = 0x00; 5802865d42cSLarry Finger mac[1] = 0xe0; 5812865d42cSLarry Finger mac[2] = 0x4c; 5822865d42cSLarry Finger mac[3] = 0x87; 5832865d42cSLarry Finger mac[4] = 0x00; 5842865d42cSLarry Finger mac[5] = 0x00; 5852865d42cSLarry Finger } 5862865d42cSLarry Finger if (r8712_initmac) { 5872865d42cSLarry Finger /* Make sure the user did not select a multicast 5882865d42cSLarry Finger * address by setting bit 1 of first octet. 5892865d42cSLarry Finger */ 5902865d42cSLarry Finger mac[0] &= 0xFE; 59157b6686eSTapasweni Pathak dev_info(&udev->dev, 59257b6686eSTapasweni Pathak "r8712u: MAC Address from user = %pM\n", mac); 5932865d42cSLarry Finger } else 59457b6686eSTapasweni Pathak dev_info(&udev->dev, 59557b6686eSTapasweni Pathak "r8712u: MAC Address from efuse = %pM\n", mac); 59636e4d882SHeba Aamer ether_addr_copy(pnetdev->dev_addr, mac); 5972865d42cSLarry Finger } 5988c213fa5SLarry Finger /* step 6. Load the firmware asynchronously */ 5998c213fa5SLarry Finger if (rtl871x_load_fw(padapter)) 6002865d42cSLarry Finger goto error; 601ee5b1aadSAli Bahar spin_lock_init(&padapter->lockRxFF0Filter); 6028c213fa5SLarry Finger mutex_init(&padapter->mutex_start); 6032865d42cSLarry Finger return 0; 6042865d42cSLarry Finger error: 605ee5b1aadSAli Bahar usb_put_dev(udev); 6062865d42cSLarry Finger usb_set_intfdata(pusb_intf, NULL); 607ac082bc5SRickard Strandqvist if (padapter && padapter->dvobj_deinit != NULL) 6082865d42cSLarry Finger padapter->dvobj_deinit(padapter); 6092865d42cSLarry Finger if (pnetdev) 6107bcd9ce6SAli Bahar free_netdev(pnetdev); 6112865d42cSLarry Finger return -ENODEV; 6122865d42cSLarry Finger } 6132865d42cSLarry Finger 6142865d42cSLarry Finger /* rmmod module & unplug(SurpriseRemoved) will call r871xu_dev_remove() 615bef611a9SRaphaël Beamonte * => how to recognize both 616bef611a9SRaphaël Beamonte */ 6172865d42cSLarry Finger static void r871xu_dev_remove(struct usb_interface *pusb_intf) 6182865d42cSLarry Finger { 6192865d42cSLarry Finger struct net_device *pnetdev = usb_get_intfdata(pusb_intf); 6202865d42cSLarry Finger struct usb_device *udev = interface_to_usbdev(pusb_intf); 6212865d42cSLarry Finger 6225947956bSThomas Vegas if (pnetdev) { 6235947956bSThomas Vegas struct _adapter *padapter = netdev_priv(pnetdev); 6245947956bSThomas Vegas 625ee6aeff7SLarry Finger usb_set_intfdata(pusb_intf, NULL); 6262080913eSLarry Finger release_firmware(padapter->fw); 6272080913eSLarry Finger /* never exit with a firmware callback pending */ 6282080913eSLarry Finger wait_for_completion(&padapter->rtl8712_fw_ready); 6291ca96884SLuis de Bethencourt if (drvpriv.drv_registered) 6302865d42cSLarry Finger padapter->bSurpriseRemoved = true; 6315947956bSThomas Vegas unregister_netdev(pnetdev); /* will call netdev_close() */ 6322865d42cSLarry Finger flush_scheduled_work(); 6332865d42cSLarry Finger udelay(1); 6346c19d86bSAli Bahar /* Stop driver mlme relation timer */ 6356c19d86bSAli Bahar r8712_stop_drv_timers(padapter); 6362865d42cSLarry Finger r871x_dev_unload(padapter); 6372865d42cSLarry Finger r8712_free_drv_sw(padapter); 6385947956bSThomas Vegas 6392865d42cSLarry Finger /* decrease the reference count of the usb device structure 640bef611a9SRaphaël Beamonte * when disconnect 641bef611a9SRaphaël Beamonte */ 6422865d42cSLarry Finger usb_put_dev(udev); 6435947956bSThomas Vegas } 644be10ac2bSJustin P. Mattock /* If we didn't unplug usb dongle and remove/insert module, driver 6452865d42cSLarry Finger * fails on sitesurvey for the first time when device is up. 646bef611a9SRaphaël Beamonte * Reset usb port for sitesurvey fail issue. 647bef611a9SRaphaël Beamonte */ 6482865d42cSLarry Finger if (udev->state != USB_STATE_NOTATTACHED) 6492865d42cSLarry Finger usb_reset_device(udev); 6502865d42cSLarry Finger } 6512865d42cSLarry Finger 6522865d42cSLarry Finger static int __init r8712u_drv_entry(void) 6532865d42cSLarry Finger { 6542865d42cSLarry Finger drvpriv.drv_registered = true; 6552865d42cSLarry Finger return usb_register(&drvpriv.r871xu_drv); 6562865d42cSLarry Finger } 6572865d42cSLarry Finger 6582865d42cSLarry Finger static void __exit r8712u_drv_halt(void) 6592865d42cSLarry Finger { 6602865d42cSLarry Finger drvpriv.drv_registered = false; 6612865d42cSLarry Finger usb_deregister(&drvpriv.r871xu_drv); 6622865d42cSLarry Finger } 6632865d42cSLarry Finger 6642865d42cSLarry Finger module_init(r8712u_drv_entry); 6652865d42cSLarry Finger module_exit(r8712u_drv_halt); 666