#include "headers.h" static struct usb_device_id InterfaceUsbtable[] = { { USB_DEVICE(BCM_USB_VENDOR_ID_T3, BCM_USB_PRODUCT_ID_T3) }, { USB_DEVICE(BCM_USB_VENDOR_ID_T3, BCM_USB_PRODUCT_ID_T3B) }, { USB_DEVICE(BCM_USB_VENDOR_ID_T3, BCM_USB_PRODUCT_ID_T3L) }, { USB_DEVICE(BCM_USB_VENDOR_ID_ZTE, BCM_USB_PRODUCT_ID_226) }, { USB_DEVICE(BCM_USB_VENDOR_ID_FOXCONN, BCM_USB_PRODUCT_ID_1901) }, {} }; VOID InterfaceAdapterFree(PS_INTERFACE_ADAPTER psIntfAdapter) { INT i = 0; // Wake up the wait_queue... if(psIntfAdapter->psAdapter->LEDInfo.led_thread_running & BCM_LED_THREAD_RUNNING_ACTIVELY) { psIntfAdapter->psAdapter->DriverState = DRIVER_HALT; wake_up(&psIntfAdapter->psAdapter->LEDInfo.notify_led_event); } reset_card_proc(psIntfAdapter->psAdapter); //worst case time taken by the RDM/WRM will be 5 sec. will check after every 100 ms //to accertain the device is not being accessed. After this No RDM/WRM should be made. while(psIntfAdapter->psAdapter->DeviceAccess) { BCM_DEBUG_PRINT(psIntfAdapter->psAdapter,DBG_TYPE_INITEXIT, DRV_ENTRY, DBG_LVL_ALL,"Device is being Accessed \n"); msleep(100); } /* Free interrupt URB */ //psIntfAdapter->psAdapter->device_removed = TRUE; if(psIntfAdapter->psInterruptUrb) { usb_free_urb(psIntfAdapter->psInterruptUrb); } /* Free transmit URBs */ for(i = 0; i < MAXIMUM_USB_TCB; i++) { if(psIntfAdapter->asUsbTcb[i].urb != NULL) { usb_free_urb(psIntfAdapter->asUsbTcb[i].urb); psIntfAdapter->asUsbTcb[i].urb = NULL; } } /* Free receive URB and buffers */ for(i = 0; i < MAXIMUM_USB_RCB; i++) { if (psIntfAdapter->asUsbRcb[i].urb != NULL) { bcm_kfree(psIntfAdapter->asUsbRcb[i].urb->transfer_buffer); usb_free_urb(psIntfAdapter->asUsbRcb[i].urb); psIntfAdapter->asUsbRcb[i].urb = NULL; } } AdapterFree(psIntfAdapter->psAdapter); } static int usbbcm_open(struct inode *inode, struct file *file) { return 0; } static int usbbcm_release(struct inode *inode, struct file *file) { return 0; } static ssize_t usbbcm_read(struct file *file, char __user *buffer, size_t count, loff_t *ppos) { return 0; } static ssize_t usbbcm_write(struct file *file, const char __user *user_buffer, size_t count, loff_t *ppos) { return 0; } VOID ConfigureEndPointTypesThroughEEPROM(PMINI_ADAPTER Adapter) { ULONG ulReg = 0; // Program EP2 MAX_PKT_SIZE ulReg = ntohl(EP2_MPS_REG); BeceemEEPROMBulkWrite(Adapter,(PUCHAR)&ulReg,0x128,4,TRUE); ulReg = ntohl(EP2_MPS); BeceemEEPROMBulkWrite(Adapter,(PUCHAR)&ulReg,0x12C,4,TRUE); ulReg = ntohl(EP2_CFG_REG); BeceemEEPROMBulkWrite(Adapter,(PUCHAR)&ulReg,0x132,4,TRUE); if(((PS_INTERFACE_ADAPTER)(Adapter->pvInterfaceAdapter))->bHighSpeedDevice == TRUE) { ulReg = ntohl(EP2_CFG_INT); BeceemEEPROMBulkWrite(Adapter,(PUCHAR)&ulReg,0x136,4,TRUE); } else { // USE BULK EP as TX in FS mode. ulReg = ntohl(EP2_CFG_BULK); BeceemEEPROMBulkWrite(Adapter,(PUCHAR)&ulReg,0x136,4,TRUE); } // Program EP4 MAX_PKT_SIZE. ulReg = ntohl(EP4_MPS_REG); BeceemEEPROMBulkWrite(Adapter,(PUCHAR)&ulReg,0x13C,4,TRUE); ulReg = ntohl(EP4_MPS); BeceemEEPROMBulkWrite(Adapter,(PUCHAR)&ulReg,0x140,4,TRUE); // Program TX EP as interrupt (Alternate Setting) if( rdmalt(Adapter,0x0F0110F8, (PUINT)&ulReg,4)) { BCM_DEBUG_PRINT(Adapter,DBG_TYPE_INITEXIT, DRV_ENTRY, DBG_LVL_ALL, "reading of Tx EP is failing"); return ; } ulReg |= 0x6; ulReg = ntohl(ulReg); BeceemEEPROMBulkWrite(Adapter,(PUCHAR)&ulReg,0x1CC,4,TRUE); ulReg = ntohl(EP4_CFG_REG); BeceemEEPROMBulkWrite(Adapter,(PUCHAR)&ulReg,0x1C8,4,TRUE); // Program ISOCHRONOUS EP size to zero. ulReg = ntohl(ISO_MPS_REG); BeceemEEPROMBulkWrite(Adapter,(PUCHAR)&ulReg,0x1D2,4,TRUE); ulReg = ntohl(ISO_MPS); BeceemEEPROMBulkWrite(Adapter,(PUCHAR)&ulReg,0x1D6,4,TRUE); // Update EEPROM Version. // Read 4 bytes from 508 and modify 511 and 510. // ReadBeceemEEPROM(Adapter,0x1FC,(PUINT)&ulReg); ulReg &= 0x0101FFFF; BeceemEEPROMBulkWrite(Adapter,(PUCHAR)&ulReg,0x1FC,4,TRUE); // //Update length field if required. Also make the string NULL terminated. // ReadBeceemEEPROM(Adapter,0xA8,(PUINT)&ulReg); if((ulReg&0x00FF0000)>>16 > 0x30) { ulReg = (ulReg&0xFF00FFFF)|(0x30<<16); BeceemEEPROMBulkWrite(Adapter,(PUCHAR)&ulReg,0xA8,4,TRUE); } ReadBeceemEEPROM(Adapter,0x148,(PUINT)&ulReg); if((ulReg&0x00FF0000)>>16 > 0x30) { ulReg = (ulReg&0xFF00FFFF)|(0x30<<16); BeceemEEPROMBulkWrite(Adapter,(PUCHAR)&ulReg,0x148,4,TRUE); } ulReg = 0; BeceemEEPROMBulkWrite(Adapter,(PUCHAR)&ulReg,0x122,4,TRUE); ulReg = 0; BeceemEEPROMBulkWrite(Adapter,(PUCHAR)&ulReg,0x1C2,4,TRUE); } static struct file_operations usbbcm_fops = { .open = usbbcm_open, .release = usbbcm_release, .read = usbbcm_read, .write = usbbcm_write, .owner = THIS_MODULE, .llseek = no_llseek, }; static struct usb_class_driver usbbcm_class = { .name = "usbbcm", .fops = &usbbcm_fops, .minor_base = BCM_USB_MINOR_BASE, }; static int usbbcm_device_probe(struct usb_interface *intf, const struct usb_device_id *id) { int retval =0 ; PMINI_ADAPTER psAdapter = NULL; PS_INTERFACE_ADAPTER psIntfAdapter = NULL; struct usb_device *udev = NULL; // BCM_DEBUG_PRINT(Adapter,DBG_TYPE_INITEXIT, DRV_ENTRY, DBG_LVL_ALL, "Usbbcm probe!!"); if((intf == NULL) || (id == NULL)) { // BCM_DEBUG_PRINT(Adapter,DBG_TYPE_INITEXIT, DRV_ENTRY, DBG_LVL_ALL, "intf or id is NULL"); return -EINVAL; } /* Allocate Adapter structure */ if((psAdapter = kzalloc(sizeof(MINI_ADAPTER), GFP_KERNEL)) == NULL) { BCM_DEBUG_PRINT(psAdapter,DBG_TYPE_PRINTK, 0, 0, "Out of memory"); return -ENOMEM; } /* Init default driver debug state */ psAdapter->stDebugState.debug_level = DBG_LVL_CURR; psAdapter->stDebugState.type = DBG_TYPE_INITEXIT; memset (psAdapter->stDebugState.subtype, 0, sizeof (psAdapter->stDebugState.subtype)); /* Technically, one can start using BCM_DEBUG_PRINT after this point. * However, realize that by default the Type/Subtype bitmaps are all zero now; * so no prints will actually appear until the TestApp turns on debug paths via * the ioctl(); so practically speaking, in early init, no logging happens. * * A solution (used below): we explicitly set the bitmaps to 1 for Type=DBG_TYPE_INITEXIT * and ALL subtype's of the same. Now all bcm debug statements get logged, enabling debug * during early init. * Further, we turn this OFF once init_module() completes. */ psAdapter->stDebugState.subtype[DBG_TYPE_INITEXIT] = 0xff; BCM_SHOW_DEBUG_BITMAP(psAdapter); retval = InitAdapter(psAdapter); if(retval) { BCM_DEBUG_PRINT (psAdapter,DBG_TYPE_INITEXIT, DRV_ENTRY, DBG_LVL_ALL, "InitAdapter Failed\n"); AdapterFree(psAdapter); return retval; } /* Allocate interface adapter structure */ if((psAdapter->pvInterfaceAdapter = kmalloc(sizeof(S_INTERFACE_ADAPTER), GFP_KERNEL)) == NULL) { BCM_DEBUG_PRINT(psAdapter,DBG_TYPE_PRINTK, 0, 0, "Out of memory"); AdapterFree (psAdapter); return -ENOMEM; } memset(psAdapter->pvInterfaceAdapter, 0, sizeof(S_INTERFACE_ADAPTER)); psIntfAdapter = InterfaceAdapterGet(psAdapter); psIntfAdapter->psAdapter = psAdapter; /* Store usb interface in Interface Adapter */ psIntfAdapter->interface = intf; usb_set_intfdata(intf, psIntfAdapter); BCM_DEBUG_PRINT(psAdapter,DBG_TYPE_INITEXIT, DRV_ENTRY, DBG_LVL_ALL, "psIntfAdapter 0x%p",psIntfAdapter); retval = InterfaceAdapterInit(psIntfAdapter); if(retval) { /* If the Firmware/Cfg File is not present * then return success, let the application * download the files. */ if(-ENOENT == retval){ BCM_DEBUG_PRINT(psAdapter,DBG_TYPE_INITEXIT, DRV_ENTRY, DBG_LVL_ALL, "File Not Found, Use App to Download\n"); return STATUS_SUCCESS; } BCM_DEBUG_PRINT(psAdapter,DBG_TYPE_INITEXIT, DRV_ENTRY, DBG_LVL_ALL, "InterfaceAdapterInit Failed \n"); usb_set_intfdata(intf, NULL); udev = interface_to_usbdev (intf); usb_put_dev(udev); if(psAdapter->bUsbClassDriverRegistered == TRUE) usb_deregister_dev (intf, &usbbcm_class); InterfaceAdapterFree(psIntfAdapter); return retval ; } if(psAdapter->chip_id > T3) { uint32_t uiNackZeroLengthInt=4; if(wrmalt(psAdapter, DISABLE_USB_ZERO_LEN_INT, &uiNackZeroLengthInt, sizeof(uiNackZeroLengthInt))) { return -EIO;; } } udev = interface_to_usbdev (intf); /* Check whether the USB-Device Supports remote Wake-Up */ if(USB_CONFIG_ATT_WAKEUP & udev->actconfig->desc.bmAttributes) { /* If Suspend then only support dynamic suspend */ if(psAdapter->bDoSuspend) { #ifdef CONFIG_PM udev->autosuspend_delay = 0; intf->needs_remote_wakeup = 1; #if LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 35) udev->autosuspend_disabled = 0; #else usb_enable_autosuspend(udev); #endif device_init_wakeup(&intf->dev,1); #if LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 32) usb_autopm_disable(intf); #endif INIT_WORK(&psIntfAdapter->usbSuspendWork, putUsbSuspend); BCM_DEBUG_PRINT(psAdapter,DBG_TYPE_INITEXIT, DRV_ENTRY, DBG_LVL_ALL, "Enabling USB Auto-Suspend\n"); #endif } else { intf->needs_remote_wakeup = 0; #if LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 35) udev->autosuspend_disabled = 1; #else usb_disable_autosuspend(udev); #endif } } psAdapter->stDebugState.subtype[DBG_TYPE_INITEXIT] = 0x0; return retval; } static void usbbcm_disconnect (struct usb_interface *intf) { PS_INTERFACE_ADAPTER psIntfAdapter = NULL; PMINI_ADAPTER psAdapter = NULL; struct usb_device *udev = NULL; PMINI_ADAPTER Adapter = GET_BCM_ADAPTER(gblpnetdev); BCM_DEBUG_PRINT(Adapter,DBG_TYPE_INITEXIT, DRV_ENTRY, DBG_LVL_ALL, "Usb disconnected"); if(intf == NULL) { BCM_DEBUG_PRINT(Adapter,DBG_TYPE_INITEXIT, DRV_ENTRY, DBG_LVL_ALL, "intf pointer is NULL"); return; } psIntfAdapter = usb_get_intfdata(intf); BCM_DEBUG_PRINT(Adapter,DBG_TYPE_INITEXIT, DRV_ENTRY, DBG_LVL_ALL, "psIntfAdapter 0x%p",psIntfAdapter); if(psIntfAdapter == NULL) { BCM_DEBUG_PRINT(Adapter,DBG_TYPE_INITEXIT, DRV_ENTRY, DBG_LVL_ALL, "InterfaceAdapter pointer is NULL"); return; } psAdapter = psIntfAdapter->psAdapter; if(psAdapter->bDoSuspend) intf->needs_remote_wakeup = 0; psAdapter->device_removed = TRUE ; usb_set_intfdata(intf, NULL); InterfaceAdapterFree(psIntfAdapter); udev = interface_to_usbdev (intf); usb_put_dev(udev); usb_deregister_dev (intf, &usbbcm_class); } static __inline int AllocUsbCb(PS_INTERFACE_ADAPTER psIntfAdapter) { int i = 0; for(i = 0; i < MAXIMUM_USB_TCB; i++) { if((psIntfAdapter->asUsbTcb[i].urb = usb_alloc_urb(0, GFP_KERNEL)) == NULL) { BCM_DEBUG_PRINT(psIntfAdapter->psAdapter,DBG_TYPE_PRINTK, 0, 0, "Cant allocate Tx urb for index %d", i); return -ENOMEM; } } for(i = 0; i < MAXIMUM_USB_RCB; i++) { if ((psIntfAdapter->asUsbRcb[i].urb = usb_alloc_urb(0, GFP_KERNEL)) == NULL) { BCM_DEBUG_PRINT(psIntfAdapter->psAdapter,DBG_TYPE_PRINTK, 0, 0, "Cant allocate Rx urb for index %d", i); return -ENOMEM; } if((psIntfAdapter->asUsbRcb[i].urb->transfer_buffer = kmalloc(MAX_DATA_BUFFER_SIZE, GFP_KERNEL)) == NULL) { BCM_DEBUG_PRINT(psIntfAdapter->psAdapter,DBG_TYPE_PRINTK, 0, 0, "Cant allocate Rx buffer for index %d", i); return -ENOMEM; } psIntfAdapter->asUsbRcb[i].urb->transfer_buffer_length = MAX_DATA_BUFFER_SIZE; } return 0; } static int device_run(PS_INTERFACE_ADAPTER psIntfAdapter) { INT value = 0; UINT status = STATUS_SUCCESS; status = InitCardAndDownloadFirmware(psIntfAdapter->psAdapter); if(status != STATUS_SUCCESS) { BCM_DEBUG_PRINT(psIntfAdapter->psAdapter,DBG_TYPE_PRINTK, 0, 0, "InitCardAndDownloadFirmware failed.\n"); return status; } if(TRUE == psIntfAdapter->psAdapter->fw_download_done) { BCM_DEBUG_PRINT(psIntfAdapter->psAdapter,DBG_TYPE_INITEXIT, DRV_ENTRY, DBG_LVL_ALL, "Sending first interrupt URB down......"); if(StartInterruptUrb(psIntfAdapter)) { BCM_DEBUG_PRINT(psIntfAdapter->psAdapter,DBG_TYPE_INITEXIT, DRV_ENTRY, DBG_LVL_ALL, "Cannot send interrupt in URB"); } //now register the cntrl interface. //after downloading the f/w waiting for 5 sec to get the mailbox interrupt. psIntfAdapter->psAdapter->waiting_to_fw_download_done = FALSE; value = wait_event_timeout(psIntfAdapter->psAdapter->ioctl_fw_dnld_wait_queue, psIntfAdapter->psAdapter->waiting_to_fw_download_done, 5*HZ); if(value == 0) { BCM_DEBUG_PRINT(psIntfAdapter->psAdapter,DBG_TYPE_INITEXIT, DRV_ENTRY, DBG_LVL_ALL,"Mailbox Interrupt has not reached to Driver.."); } else { BCM_DEBUG_PRINT(psIntfAdapter->psAdapter,DBG_TYPE_INITEXIT, DRV_ENTRY, DBG_LVL_ALL,"Got the mailbox interrupt ...Registering control interface...\n "); } if(register_control_device_interface(psIntfAdapter->psAdapter) < 0) { BCM_DEBUG_PRINT(psIntfAdapter->psAdapter,DBG_TYPE_PRINTK, 0, 0, "Register Control Device failed..."); return -EIO; } } return 0; } #if 0 static void print_usb_interface_desc(struct usb_interface_descriptor *usb_intf_desc) { BCM_DEBUG_PRINT(Adapter,DBG_TYPE_INITEXIT, DRV_ENTRY, DBG_LVL_ALL, "**************** INTERFACE DESCRIPTOR *********************"); BCM_DEBUG_PRINT(Adapter,DBG_TYPE_INITEXIT, DRV_ENTRY, DBG_LVL_ALL, "bLength: %x", usb_intf_desc->bLength); BCM_DEBUG_PRINT(Adapter,DBG_TYPE_INITEXIT, DRV_ENTRY, DBG_LVL_ALL, "bDescriptorType: %x", usb_intf_desc->bDescriptorType); BCM_DEBUG_PRINT(Adapter,DBG_TYPE_INITEXIT, DRV_ENTRY, DBG_LVL_ALL, "bInterfaceNumber: %x", usb_intf_desc->bInterfaceNumber); BCM_DEBUG_PRINT(Adapter,DBG_TYPE_INITEXIT, DRV_ENTRY, DBG_LVL_ALL, "bAlternateSetting: %x", usb_intf_desc->bAlternateSetting); BCM_DEBUG_PRINT(Adapter,DBG_TYPE_INITEXIT, DRV_ENTRY, DBG_LVL_ALL, "bNumEndpoints: %x", usb_intf_desc->bNumEndpoints); BCM_DEBUG_PRINT(Adapter,DBG_TYPE_INITEXIT, DRV_ENTRY, DBG_LVL_ALL, "bInterfaceClass: %x", usb_intf_desc->bInterfaceClass); BCM_DEBUG_PRINT(Adapter,DBG_TYPE_INITEXIT, DRV_ENTRY, DBG_LVL_ALL, "bInterfaceSubClass: %x", usb_intf_desc->bInterfaceSubClass); BCM_DEBUG_PRINT(Adapter,DBG_TYPE_INITEXIT, DRV_ENTRY, DBG_LVL_ALL, "bInterfaceProtocol: %x", usb_intf_desc->bInterfaceProtocol); BCM_DEBUG_PRINT(Adapter,DBG_TYPE_INITEXIT, DRV_ENTRY, DBG_LVL_ALL, "iInterface :%x\n",usb_intf_desc->iInterface); } static void print_usb_endpoint_descriptor(struct usb_endpoint_descriptor *usb_ep_desc) { BCM_DEBUG_PRINT(Adapter,DBG_TYPE_INITEXIT, DRV_ENTRY, DBG_LVL_ALL, "**************** ENDPOINT DESCRIPTOR *********************"); BCM_DEBUG_PRINT(Adapter,DBG_TYPE_INITEXIT, DRV_ENTRY, DBG_LVL_ALL, "bLength :%x ", usb_ep_desc->bLength); BCM_DEBUG_PRINT(Adapter,DBG_TYPE_INITEXIT, DRV_ENTRY, DBG_LVL_ALL, "bDescriptorType :%x ", usb_ep_desc->bDescriptorType); BCM_DEBUG_PRINT(Adapter,DBG_TYPE_INITEXIT, DRV_ENTRY, DBG_LVL_ALL, "bEndpointAddress :%x ", usb_ep_desc->bEndpointAddress); BCM_DEBUG_PRINT(Adapter,DBG_TYPE_INITEXIT, DRV_ENTRY, DBG_LVL_ALL, "bmAttributes :%x ", usb_ep_desc->bmAttributes); BCM_DEBUG_PRINT(Adapter,DBG_TYPE_INITEXIT, DRV_ENTRY, DBG_LVL_ALL, "wMaxPacketSize :%x ",usb_ep_desc->wMaxPacketSize); BCM_DEBUG_PRINT(Adapter,DBG_TYPE_INITEXIT, DRV_ENTRY, DBG_LVL_ALL, "bInterval :%x ",usb_ep_desc->bInterval); } #endif static inline int bcm_usb_endpoint_num(const struct usb_endpoint_descriptor *epd) { return epd->bEndpointAddress & USB_ENDPOINT_NUMBER_MASK; } static inline int bcm_usb_endpoint_type(const struct usb_endpoint_descriptor *epd) { return epd->bmAttributes & USB_ENDPOINT_XFERTYPE_MASK; } static inline int bcm_usb_endpoint_dir_in(const struct usb_endpoint_descriptor *epd) { return ((epd->bEndpointAddress & USB_ENDPOINT_DIR_MASK) == USB_DIR_IN); } static inline int bcm_usb_endpoint_dir_out(const struct usb_endpoint_descriptor *epd) { return ((epd->bEndpointAddress & USB_ENDPOINT_DIR_MASK) == USB_DIR_OUT); } static inline int bcm_usb_endpoint_xfer_bulk(const struct usb_endpoint_descriptor *epd) { return ((epd->bmAttributes & USB_ENDPOINT_XFERTYPE_MASK) == USB_ENDPOINT_XFER_BULK); } static inline int bcm_usb_endpoint_xfer_control(const struct usb_endpoint_descriptor *epd) { return ((epd->bmAttributes & USB_ENDPOINT_XFERTYPE_MASK) == USB_ENDPOINT_XFER_CONTROL); } static inline int bcm_usb_endpoint_xfer_int(const struct usb_endpoint_descriptor *epd) { return ((epd->bmAttributes & USB_ENDPOINT_XFERTYPE_MASK) == USB_ENDPOINT_XFER_INT); } static inline int bcm_usb_endpoint_xfer_isoc(const struct usb_endpoint_descriptor *epd) { return ((epd->bmAttributes & USB_ENDPOINT_XFERTYPE_MASK) == USB_ENDPOINT_XFER_ISOC); } static inline int bcm_usb_endpoint_is_bulk_in(const struct usb_endpoint_descriptor *epd) { return (bcm_usb_endpoint_xfer_bulk(epd) && bcm_usb_endpoint_dir_in(epd)); } static inline int bcm_usb_endpoint_is_bulk_out(const struct usb_endpoint_descriptor *epd) { return (bcm_usb_endpoint_xfer_bulk(epd) && bcm_usb_endpoint_dir_out(epd)); } static inline int bcm_usb_endpoint_is_int_in(const struct usb_endpoint_descriptor *epd) { return (bcm_usb_endpoint_xfer_int(epd) && bcm_usb_endpoint_dir_in(epd)); } static inline int bcm_usb_endpoint_is_int_out(const struct usb_endpoint_descriptor *epd) { return (bcm_usb_endpoint_xfer_int(epd) && bcm_usb_endpoint_dir_out(epd)); } static inline int bcm_usb_endpoint_is_isoc_in(const struct usb_endpoint_descriptor *epd) { return (bcm_usb_endpoint_xfer_isoc(epd) && bcm_usb_endpoint_dir_in(epd)); } static inline int bcm_usb_endpoint_is_isoc_out(const struct usb_endpoint_descriptor *epd) { return (bcm_usb_endpoint_xfer_isoc(epd) && bcm_usb_endpoint_dir_out(epd)); } INT InterfaceAdapterInit(PS_INTERFACE_ADAPTER psIntfAdapter) { struct usb_host_interface *iface_desc; struct usb_endpoint_descriptor *endpoint; size_t buffer_size; ULONG value; INT retval = 0; INT usedIntOutForBulkTransfer = 0 ; BOOLEAN bBcm16 = FALSE; UINT uiData = 0; if(psIntfAdapter == NULL) { BCM_DEBUG_PRINT(psIntfAdapter->psAdapter,DBG_TYPE_INITEXIT, DRV_ENTRY, DBG_LVL_ALL, "Interface Adapter is NULL"); return -EINVAL; } /* Store the usb dev into interface adapter */ psIntfAdapter->udev = usb_get_dev(interface_to_usbdev( psIntfAdapter->interface)); if((psIntfAdapter->udev->speed == USB_SPEED_HIGH)) { psIntfAdapter->bHighSpeedDevice = TRUE ; BCM_DEBUG_PRINT(psIntfAdapter->psAdapter,DBG_TYPE_INITEXIT, DRV_ENTRY, DBG_LVL_ALL, "MODEM IS CONFIGURED TO HIGH_SPEED "); } else { psIntfAdapter->bHighSpeedDevice = FALSE ; BCM_DEBUG_PRINT(psIntfAdapter->psAdapter,DBG_TYPE_INITEXIT, DRV_ENTRY, DBG_LVL_ALL, "MODEM IS CONFIGURED TO FULL_SPEED "); } psIntfAdapter->psAdapter->interface_rdm = BcmRDM; psIntfAdapter->psAdapter->interface_wrm = BcmWRM; if(rdmalt(psIntfAdapter->psAdapter, CHIP_ID_REG, (PUINT)&(psIntfAdapter->psAdapter->chip_id), sizeof(UINT)) < 0) { BCM_DEBUG_PRINT(psIntfAdapter->psAdapter,DBG_TYPE_PRINTK, 0, 0, "CHIP ID Read Failed\n"); return STATUS_FAILURE; } if(0xbece3200==(psIntfAdapter->psAdapter->chip_id&~(0xF0))) { psIntfAdapter->psAdapter->chip_id=(psIntfAdapter->psAdapter->chip_id&~(0xF0)); } BCM_DEBUG_PRINT(psIntfAdapter->psAdapter,DBG_TYPE_INITEXIT, DRV_ENTRY, DBG_LVL_ALL, "First RDM Chip ID 0x%lx\n", psIntfAdapter->psAdapter->chip_id); iface_desc = psIntfAdapter->interface->cur_altsetting; //print_usb_interface_desc(&(iface_desc->desc)); if(psIntfAdapter->psAdapter->chip_id == T3B) { // //T3B device will have EEPROM,check if EEPROM is proper and BCM16 can be done or not. // BeceemEEPROMBulkRead(psIntfAdapter->psAdapter,&uiData,0x0,4); if(uiData == BECM) { bBcm16 = TRUE; } BCM_DEBUG_PRINT(psIntfAdapter->psAdapter,DBG_TYPE_INITEXIT, DRV_ENTRY, DBG_LVL_ALL, "Number of Altsetting aviailable for This Modem 0x%x\n", psIntfAdapter->interface->num_altsetting); if(bBcm16 == TRUE) { //selecting alternate setting one as a default setting for High Speed modem. if(psIntfAdapter->bHighSpeedDevice) retval= usb_set_interface(psIntfAdapter->udev,DEFAULT_SETTING_0,ALTERNATE_SETTING_1); BCM_DEBUG_PRINT(psIntfAdapter->psAdapter,DBG_TYPE_INITEXIT, DRV_ENTRY, DBG_LVL_ALL, "BCM16 is Applicable on this dongle"); if(retval || (psIntfAdapter->bHighSpeedDevice == FALSE)) { usedIntOutForBulkTransfer = EP2 ; endpoint = &iface_desc->endpoint[EP2].desc; BCM_DEBUG_PRINT(psIntfAdapter->psAdapter,DBG_TYPE_INITEXIT, DRV_ENTRY, DBG_LVL_ALL, "Interface altsetting got failed or Moemd is configured to FS.hence will work on default setting 0 \n"); /* If Modem is high speed device EP2 should be INT OUT End point If Mode is FS then EP2 should be bulk end point */ if(((psIntfAdapter->bHighSpeedDevice ==TRUE ) && (bcm_usb_endpoint_is_int_out(endpoint)== FALSE)) ||((psIntfAdapter->bHighSpeedDevice == FALSE)&& (bcm_usb_endpoint_is_bulk_out(endpoint)== FALSE))) { BCM_DEBUG_PRINT(psIntfAdapter->psAdapter,DBG_TYPE_INITEXIT, DRV_ENTRY, DBG_LVL_ALL,"Configuring the EEPROM "); //change the EP2, EP4 to INT OUT end point ConfigureEndPointTypesThroughEEPROM(psIntfAdapter->psAdapter); /* It resets the device and if any thing gets changed in USB descriptor it will show fail and re-enumerate the device */ retval = usb_reset_device(psIntfAdapter->udev); if(retval) { BCM_DEBUG_PRINT(psIntfAdapter->psAdapter,DBG_TYPE_INITEXIT, DRV_ENTRY, DBG_LVL_ALL, "reset got failed. hence Re-enumerating the device \n"); return retval ; } } if((psIntfAdapter->bHighSpeedDevice == FALSE) && bcm_usb_endpoint_is_bulk_out(endpoint)) { // Once BULK is selected in FS mode. Revert it back to INT. Else USB_IF will fail. UINT _uiData = ntohl(EP2_CFG_INT); BCM_DEBUG_PRINT(psIntfAdapter->psAdapter,DBG_TYPE_INITEXIT, DRV_ENTRY, DBG_LVL_ALL,"Reverting Bulk to INT as it is FS MODE"); BeceemEEPROMBulkWrite(psIntfAdapter->psAdapter,(PUCHAR)&_uiData,0x136,4,TRUE); } } else { usedIntOutForBulkTransfer = EP4 ; endpoint = &iface_desc->endpoint[EP4].desc; BCM_DEBUG_PRINT(psIntfAdapter->psAdapter,DBG_TYPE_INITEXIT, DRV_ENTRY, DBG_LVL_ALL, "Choosing AltSetting as a default setting"); if( bcm_usb_endpoint_is_int_out(endpoint) == FALSE) { BCM_DEBUG_PRINT(psIntfAdapter->psAdapter,DBG_TYPE_INITEXIT, DRV_ENTRY, DBG_LVL_ALL, " Dongle does not have BCM16 Fix"); //change the EP2, EP4 to INT OUT end point and use EP4 in altsetting ConfigureEndPointTypesThroughEEPROM(psIntfAdapter->psAdapter); /* It resets the device and if any thing gets changed in USB descriptor it will show fail and re-enumerate the device */ retval = usb_reset_device(psIntfAdapter->udev); if(retval) { BCM_DEBUG_PRINT(psIntfAdapter->psAdapter,DBG_TYPE_INITEXIT, DRV_ENTRY, DBG_LVL_ALL, "reset got failed. hence Re-enumerating the device \n"); return retval ; } } } } } iface_desc = psIntfAdapter->interface->cur_altsetting; //print_usb_interface_desc(&(iface_desc->desc)); BCM_DEBUG_PRINT(psIntfAdapter->psAdapter,DBG_TYPE_PRINTK, 0, 0, "Current number of endpoints :%x \n", iface_desc->desc.bNumEndpoints); for (value = 0; value < iface_desc->desc.bNumEndpoints; ++value) { endpoint = &iface_desc->endpoint[value].desc; //print_usb_endpoint_descriptor(endpoint); if (!psIntfAdapter->sBulkIn.bulk_in_endpointAddr && bcm_usb_endpoint_is_bulk_in(endpoint)) { buffer_size = le16_to_cpu(endpoint->wMaxPacketSize); psIntfAdapter->sBulkIn.bulk_in_size = buffer_size; psIntfAdapter->sBulkIn.bulk_in_endpointAddr = endpoint->bEndpointAddress; psIntfAdapter->sBulkIn.bulk_in_pipe = usb_rcvbulkpipe(psIntfAdapter->udev, psIntfAdapter->sBulkIn.bulk_in_endpointAddr); } if (!psIntfAdapter->sBulkOut.bulk_out_endpointAddr && bcm_usb_endpoint_is_bulk_out(endpoint)) { psIntfAdapter->sBulkOut.bulk_out_endpointAddr = endpoint->bEndpointAddress; psIntfAdapter->sBulkOut.bulk_out_pipe = usb_sndbulkpipe(psIntfAdapter->udev, psIntfAdapter->sBulkOut.bulk_out_endpointAddr); } if (!psIntfAdapter->sIntrIn.int_in_endpointAddr && bcm_usb_endpoint_is_int_in(endpoint)) { buffer_size = le16_to_cpu(endpoint->wMaxPacketSize); psIntfAdapter->sIntrIn.int_in_size = buffer_size; psIntfAdapter->sIntrIn.int_in_endpointAddr = endpoint->bEndpointAddress; psIntfAdapter->sIntrIn.int_in_interval = endpoint->bInterval; psIntfAdapter->sIntrIn.int_in_buffer = kmalloc(buffer_size, GFP_KERNEL); if (!psIntfAdapter->sIntrIn.int_in_buffer) { BCM_DEBUG_PRINT(psIntfAdapter->psAdapter,DBG_TYPE_INITEXIT, DRV_ENTRY, DBG_LVL_ALL, "Could not allocate interrupt_in_buffer"); return -EINVAL; } //psIntfAdapter->sIntrIn.int_in_pipe = } if (!psIntfAdapter->sIntrOut.int_out_endpointAddr && bcm_usb_endpoint_is_int_out(endpoint)) { if( !psIntfAdapter->sBulkOut.bulk_out_endpointAddr && (psIntfAdapter->psAdapter->chip_id == T3B) && (value == usedIntOutForBulkTransfer)) { //use first intout end point as a bulk out end point buffer_size = le16_to_cpu(endpoint->wMaxPacketSize); psIntfAdapter->sBulkOut.bulk_out_size = buffer_size; //printk("\nINT OUT Endpoing buffer size :%x endpoint :%x\n", buffer_size, value +1); psIntfAdapter->sBulkOut.bulk_out_endpointAddr = endpoint->bEndpointAddress; psIntfAdapter->sBulkOut.bulk_out_pipe = usb_sndintpipe(psIntfAdapter->udev, psIntfAdapter->sBulkOut.bulk_out_endpointAddr); psIntfAdapter->sBulkOut.int_out_interval = endpoint->bInterval; } else if(value == EP6) { buffer_size = le16_to_cpu(endpoint->wMaxPacketSize); psIntfAdapter->sIntrOut.int_out_size = buffer_size; psIntfAdapter->sIntrOut.int_out_endpointAddr = endpoint->bEndpointAddress; psIntfAdapter->sIntrOut.int_out_interval = endpoint->bInterval; psIntfAdapter->sIntrOut.int_out_buffer= kmalloc(buffer_size, GFP_KERNEL); if (!psIntfAdapter->sIntrOut.int_out_buffer) { BCM_DEBUG_PRINT(psIntfAdapter->psAdapter,DBG_TYPE_INITEXIT, DRV_ENTRY, DBG_LVL_ALL, "Could not allocate interrupt_out_buffer"); return -EINVAL; } } } } usb_set_intfdata(psIntfAdapter->interface, psIntfAdapter); retval = usb_register_dev(psIntfAdapter->interface, &usbbcm_class); if(retval) { BCM_DEBUG_PRINT(psIntfAdapter->psAdapter,DBG_TYPE_PRINTK, 0, 0, "usb register dev failed = %d", retval); psIntfAdapter->psAdapter->bUsbClassDriverRegistered = FALSE; return retval; } else { psIntfAdapter->psAdapter->bUsbClassDriverRegistered = TRUE; BCM_DEBUG_PRINT(psIntfAdapter->psAdapter,DBG_TYPE_PRINTK, 0, 0, "usb dev registered"); } psIntfAdapter->psAdapter->bcm_file_download = InterfaceFileDownload; psIntfAdapter->psAdapter->bcm_file_readback_from_chip = InterfaceFileReadbackFromChip; psIntfAdapter->psAdapter->interface_transmit = InterfaceTransmitPacket; retval = CreateInterruptUrb(psIntfAdapter); if(retval) { BCM_DEBUG_PRINT(psIntfAdapter->psAdapter,DBG_TYPE_PRINTK, 0, 0, "Cannot create interrupt urb"); return retval; } retval = AllocUsbCb(psIntfAdapter); if(retval) { return retval; } retval = device_run(psIntfAdapter); if(retval) { return retval; } return 0; } static int InterfaceSuspend (struct usb_interface *intf, pm_message_t message) { PS_INTERFACE_ADAPTER psIntfAdapter = usb_get_intfdata(intf); BCM_DEBUG_PRINT(psIntfAdapter->psAdapter,DBG_TYPE_INITEXIT, DRV_ENTRY, DBG_LVL_ALL, "=================================\n"); //Bcm_kill_all_URBs(psIntfAdapter); psIntfAdapter->bSuspended = TRUE; if(TRUE == psIntfAdapter->bPreparingForBusSuspend) { psIntfAdapter->bPreparingForBusSuspend = FALSE; if(psIntfAdapter->psAdapter->LinkStatus == LINKUP_DONE) { psIntfAdapter->psAdapter->IdleMode = TRUE ; BCM_DEBUG_PRINT(psIntfAdapter->psAdapter,DBG_TYPE_INITEXIT, DRV_ENTRY, DBG_LVL_ALL, "Host Entered in PMU Idle Mode.."); } else { psIntfAdapter->psAdapter->bShutStatus = TRUE; BCM_DEBUG_PRINT(psIntfAdapter->psAdapter,DBG_TYPE_INITEXIT, DRV_ENTRY, DBG_LVL_ALL, "Host Entered in PMU Shutdown Mode.."); } } psIntfAdapter->psAdapter->bPreparingForLowPowerMode = FALSE; //Signaling the control pkt path wake_up(&psIntfAdapter->psAdapter->lowpower_mode_wait_queue); return 0; } static int InterfaceResume (struct usb_interface *intf) { PS_INTERFACE_ADAPTER psIntfAdapter = usb_get_intfdata(intf); printk("=================================\n"); mdelay(100); #if LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 32) intf->pm_usage_cnt =1 ; #endif psIntfAdapter->bSuspended = FALSE; StartInterruptUrb(psIntfAdapter); InterfaceRx(psIntfAdapter); return 0; } static int InterfacePreReset(struct usb_interface *intf) { printk("====================>"); return STATUS_SUCCESS; } static int InterfacePostReset(struct usb_interface *intf) { printk("Do Post chip reset setting here if it is required"); return STATUS_SUCCESS; } static struct usb_driver usbbcm_driver = { .name = "usbbcm", .probe = usbbcm_device_probe, .disconnect = usbbcm_disconnect, .suspend = InterfaceSuspend, .resume = InterfaceResume, .pre_reset=InterfacePreReset, .post_reset=InterfacePostReset, .id_table = InterfaceUsbtable, .supports_autosuspend = 1, }; /* Function: InterfaceInitialize Description: This is the hardware specific initialization Function. Registering the driver with NDIS , other device specific NDIS and hardware initializations are done here. Input parameters: IN PMINI_ADAPTER Adapter - Miniport Adapter Context Return: BCM_STATUS_SUCCESS - If Initialization of the HW Interface was successful. Other - If an error occured. */ INT InterfaceInitialize(void) { // BCM_DEBUG_PRINT(Adapter,DBG_TYPE_INITEXIT, DRV_ENTRY, DBG_LVL_ALL, "Registering Usb driver!!"); return usb_register(&usbbcm_driver); } INT InterfaceExit(void) { //PMINI_ADAPTER psAdapter = NULL; int status = 0; //BCM_DEBUG_PRINT(Adapter,DBG_TYPE_INITEXIT, DRV_ENTRY, DBG_LVL_ALL, "Deregistering Usb driver!!"); usb_deregister(&usbbcm_driver); return status; } MODULE_LICENSE ("GPL");