diff options
Diffstat (limited to 'drivers/staging/bcm/InterfaceInit.c')
| -rw-r--r-- | drivers/staging/bcm/InterfaceInit.c | 1101 |
1 files changed, 475 insertions, 626 deletions
diff --git a/drivers/staging/bcm/InterfaceInit.c b/drivers/staging/bcm/InterfaceInit.c index 824f9a45007..7c04c73e3bc 100644 --- a/drivers/staging/bcm/InterfaceInit.c +++ b/drivers/staging/bcm/InterfaceInit.c @@ -1,54 +1,68 @@ #include "headers.h" - +#include <linux/usb/ch9.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_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_T3, BCM_USB_PRODUCT_ID_SYM) }, + { USB_DEVICE(BCM_USB_VENDOR_ID_ZTE, BCM_USB_PRODUCT_ID_226) }, { USB_DEVICE(BCM_USB_VENDOR_ID_FOXCONN, BCM_USB_PRODUCT_ID_1901) }, - {} + { USB_DEVICE(BCM_USB_VENDOR_ID_ZTE, BCM_USB_PRODUCT_ID_ZTE_TU25) }, + { USB_DEVICE(BCM_USB_VENDOR_ID_ZTE, BCM_USB_PRODUCT_ID_ZTE_226) }, + { USB_DEVICE(BCM_USB_VENDOR_ID_ZTE, BCM_USB_PRODUCT_ID_ZTE_326) }, + { } }; +MODULE_DEVICE_TABLE(usb, InterfaceUsbtable); + +static int debug = -1; +module_param(debug, uint, 0600); +MODULE_PARM_DESC(debug, "Debug level (0=none,...,16=all)"); + +static const u32 default_msg = + NETIF_MSG_DRV | NETIF_MSG_PROBE | NETIF_MSG_LINK + | NETIF_MSG_TIMER | NETIF_MSG_TX_ERR | NETIF_MSG_RX_ERR + | NETIF_MSG_IFUP | NETIF_MSG_IFDOWN; -VOID InterfaceAdapterFree(PS_INTERFACE_ADAPTER psIntfAdapter) +static int InterfaceAdapterInit(struct bcm_interface_adapter *Adapter); + +static void InterfaceAdapterFree(struct bcm_interface_adapter *psIntfAdapter) { - INT i = 0; - // Wake up the wait_queue... - if(psIntfAdapter->psAdapter->LEDInfo.led_thread_running & BCM_LED_THREAD_RUNNING_ACTIVELY) - { + 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"); + /* + * 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); - } + /* psIntfAdapter->psAdapter->device_removed = TRUE; */ + usb_free_urb(psIntfAdapter->psInterruptUrb); /* Free transmit URBs */ - for(i = 0; i < MAXIMUM_USB_TCB; i++) - { - if(psIntfAdapter->asUsbTcb[i].urb != NULL) - { + 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); + for (i = 0; i < MAXIMUM_USB_RCB; i++) { + if (psIntfAdapter->asUsbRcb[i].urb != NULL) { + kfree(psIntfAdapter->asUsbRcb[i].urb->transfer_buffer); usb_free_urb(psIntfAdapter->asUsbRcb[i].urb); psIntfAdapter->asUsbRcb[i].urb = NULL; } @@ -56,586 +70,459 @@ VOID InterfaceAdapterFree(PS_INTERFACE_ADAPTER psIntfAdapter) AdapterFree(psIntfAdapter->psAdapter); } - - -static int usbbcm_open(struct inode *inode, struct file *file) +static void ConfigureEndPointTypesThroughEEPROM(struct bcm_mini_adapter *Adapter) { - return 0; -} - -static int usbbcm_release(struct inode *inode, struct file *file) -{ - return 0; -} + u32 ulReg; + int bytes; + struct bcm_interface_adapter *interfaceAdapter; -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 + /* Program EP2 MAX_PKT_SIZE */ ulReg = ntohl(EP2_MPS_REG); - BeceemEEPROMBulkWrite(Adapter,(PUCHAR)&ulReg,0x128,4,TRUE); + BeceemEEPROMBulkWrite(Adapter, (PUCHAR)&ulReg, 0x128, 4, TRUE); ulReg = ntohl(EP2_MPS); - BeceemEEPROMBulkWrite(Adapter,(PUCHAR)&ulReg,0x12C,4,TRUE); + 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) - { + BeceemEEPROMBulkWrite(Adapter, (PUCHAR)&ulReg, 0x132, 4, TRUE); + interfaceAdapter = + (struct bcm_interface_adapter *)(Adapter->pvInterfaceAdapter); + if (interfaceAdapter->bHighSpeedDevice) { ulReg = ntohl(EP2_CFG_INT); - BeceemEEPROMBulkWrite(Adapter,(PUCHAR)&ulReg,0x136,4,TRUE); - } - else - { -// USE BULK EP as TX in FS mode. + 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); + BeceemEEPROMBulkWrite(Adapter, (PUCHAR)&ulReg, 0x136, 4, TRUE); } - -// Program EP4 MAX_PKT_SIZE. + /* Program EP4 MAX_PKT_SIZE. */ ulReg = ntohl(EP4_MPS_REG); - BeceemEEPROMBulkWrite(Adapter,(PUCHAR)&ulReg,0x13C,4,TRUE); + BeceemEEPROMBulkWrite(Adapter, (PUCHAR)&ulReg, 0x13C, 4, TRUE); ulReg = ntohl(EP4_MPS); - BeceemEEPROMBulkWrite(Adapter,(PUCHAR)&ulReg,0x140,4,TRUE); + 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 ; + /* Program TX EP as interrupt(Alternate Setting) */ + bytes = rdmalt(Adapter, 0x0F0110F8, &ulReg, sizeof(u32)); + if (bytes < 0) { + BCM_DEBUG_PRINT(Adapter, DBG_TYPE_INITEXIT, DRV_ENTRY, + DBG_LVL_ALL, "reading of Tx EP failed\n"); + return; } ulReg |= 0x6; ulReg = ntohl(ulReg); - BeceemEEPROMBulkWrite(Adapter,(PUCHAR)&ulReg,0x1CC,4,TRUE); + 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. + 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); + BeceemEEPROMBulkWrite(Adapter, (PUCHAR)&ulReg, 0x1D2, 4, TRUE); ulReg = ntohl(ISO_MPS); - BeceemEEPROMBulkWrite(Adapter,(PUCHAR)&ulReg,0x1D6,4,TRUE); + 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); + /* + * Update EEPROM Version. + * Read 4 bytes from 508 and modify 511 and 510. + */ + ReadBeceemEEPROM(Adapter, 0x1FC, &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) - { + BeceemEEPROMBulkWrite(Adapter, (PUCHAR)&ulReg, 0x1FC, 4, TRUE); + + /* Update length field if required. Also make the string NULL terminated. */ + + ReadBeceemEEPROM(Adapter, 0xA8, &ulReg); + if ((ulReg&0x00FF0000)>>16 > 0x30) { ulReg = (ulReg&0xFF00FFFF)|(0x30<<16); - BeceemEEPROMBulkWrite(Adapter,(PUCHAR)&ulReg,0xA8,4,TRUE); + BeceemEEPROMBulkWrite(Adapter, (PUCHAR)&ulReg, 0xA8, 4, TRUE); } - ReadBeceemEEPROM(Adapter,0x148,(PUINT)&ulReg); - if((ulReg&0x00FF0000)>>16 > 0x30) - { + ReadBeceemEEPROM(Adapter, 0x148, &ulReg); + if ((ulReg&0x00FF0000)>>16 > 0x30) { ulReg = (ulReg&0xFF00FFFF)|(0x30<<16); - BeceemEEPROMBulkWrite(Adapter,(PUCHAR)&ulReg,0x148,4,TRUE); + BeceemEEPROMBulkWrite(Adapter, (PUCHAR)&ulReg, 0x148, 4, TRUE); } ulReg = 0; - BeceemEEPROMBulkWrite(Adapter,(PUCHAR)&ulReg,0x122,4,TRUE); + BeceemEEPROMBulkWrite(Adapter, (PUCHAR)&ulReg, 0x122, 4, TRUE); ulReg = 0; - BeceemEEPROMBulkWrite(Adapter,(PUCHAR)&ulReg,0x1C2,4,TRUE); - + 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) +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; - } + struct usb_device *udev = interface_to_usbdev(intf); + int retval; + struct bcm_mini_adapter *psAdapter; + struct bcm_interface_adapter *psIntfAdapter; + struct net_device *ndev; - /* Allocate Adapter structure */ - if((psAdapter = kzalloc(sizeof(MINI_ADAPTER), GFP_KERNEL)) == NULL) - { - BCM_DEBUG_PRINT(psAdapter,DBG_TYPE_PRINTK, 0, 0, "Out of memory"); + /* Reserve one extra queue for the bit-bucket */ + ndev = alloc_etherdev_mq(sizeof(struct bcm_mini_adapter), + NO_OF_QUEUES + 1); + if (ndev == NULL) { + dev_err(&udev->dev, DRV_NAME ": no memory for device\n"); return -ENOMEM; } - /* Init default driver debug state */ + SET_NETDEV_DEV(ndev, &intf->dev); + + psAdapter = netdev_priv(ndev); + psAdapter->dev = ndev; + psAdapter->msg_enable = netif_msg_init(debug, default_msg); + + /* Init default driver debug state */ - psAdapter->stDebugState.debug_level = DBG_LVL_CURR; + 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. + /* + * 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. + * 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; + 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"); + if (retval) { + dev_err(&udev->dev, DRV_NAME ": 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); + psIntfAdapter = kzalloc(sizeof(struct bcm_interface_adapter), + GFP_KERNEL); + if (psIntfAdapter == NULL) { + AdapterFree(psAdapter); return -ENOMEM; } - memset(psAdapter->pvInterfaceAdapter, 0, sizeof(S_INTERFACE_ADAPTER)); - psIntfAdapter = InterfaceAdapterGet(psAdapter); + psAdapter->pvInterfaceAdapter = psIntfAdapter; 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); + BCM_DEBUG_PRINT(psAdapter, DBG_TYPE_INITEXIT, DRV_ENTRY, DBG_LVL_ALL, + "psIntfAdapter 0x%p\n", psIntfAdapter); retval = InterfaceAdapterInit(psIntfAdapter); - if(retval) - { + 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"); + * 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"); + 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); + udev = interface_to_usbdev(intf); usb_put_dev(udev); - if(psAdapter->bUsbClassDriverRegistered == TRUE) - usb_deregister_dev (intf, &usbbcm_class); InterfaceAdapterFree(psIntfAdapter); - return retval ; + return retval; } - if(psAdapter->chip_id > T3) - { - uint32_t uiNackZeroLengthInt=4; - if(wrmalt(psAdapter, DISABLE_USB_ZERO_LEN_INT, &uiNackZeroLengthInt, sizeof(uiNackZeroLengthInt))) - { - return -EIO;; - } + if (psAdapter->chip_id > T3) { + uint32_t uiNackZeroLengthInt = 4; + + retval = + wrmalt(psAdapter, DISABLE_USB_ZERO_LEN_INT, + &uiNackZeroLengthInt, + sizeof(uiNackZeroLengthInt)); + if (retval) + return retval; } - udev = interface_to_usbdev (intf); /* Check whether the USB-Device Supports remote Wake-Up */ - if(USB_CONFIG_ATT_WAKEUP & udev->actconfig->desc.bmAttributes) - { + if (USB_CONFIG_ATT_WAKEUP & udev->actconfig->desc.bmAttributes) { /* If Suspend then only support dynamic suspend */ - if(psAdapter->bDoSuspend) - { + if (psAdapter->bDoSuspend) { #ifdef CONFIG_PM - udev->autosuspend_delay = 0; + pm_runtime_set_autosuspend_delay(&udev->dev, 0); intf->needs_remote_wakeup = 1; -#if LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 35) - udev->autosuspend_disabled = 0; -#else usb_enable_autosuspend(udev); + device_init_wakeup(&intf->dev, 1); + INIT_WORK(&psIntfAdapter->usbSuspendWork, + putUsbSuspend); + BCM_DEBUG_PRINT(psAdapter, DBG_TYPE_INITEXIT, DRV_ENTRY, + DBG_LVL_ALL, + "Enabling USB Auto-Suspend\n"); #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 - { + } 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; + psAdapter->stDebugState.subtype[DBG_TYPE_INITEXIT] = 0x0; + return retval; } -static void usbbcm_disconnect (struct usb_interface *intf) +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"); + struct bcm_interface_adapter *psIntfAdapter = usb_get_intfdata(intf); + struct bcm_mini_adapter *psAdapter; + struct usb_device *udev = interface_to_usbdev(intf); + + if (psIntfAdapter == NULL) return; - } + psAdapter = psIntfAdapter->psAdapter; - if(psAdapter->bDoSuspend) + netif_device_detach(psAdapter->dev); + + if (psAdapter->bDoSuspend) intf->needs_remote_wakeup = 0; - psAdapter->device_removed = TRUE ; + 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) +static int AllocUsbCb(struct bcm_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); + + for (i = 0; i < MAXIMUM_USB_TCB; i++) { + psIntfAdapter->asUsbTcb[i].urb = usb_alloc_urb(0, GFP_KERNEL); + + if (psIntfAdapter->asUsbTcb[i].urb == NULL) { + BCM_DEBUG_PRINT(psIntfAdapter->psAdapter, + DBG_TYPE_PRINTK, 0, 0, + "Can't allocate Tx urb for index %d\n", + 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); + for (i = 0; i < MAXIMUM_USB_RCB; i++) { + psIntfAdapter->asUsbRcb[i].urb = usb_alloc_urb(0, GFP_KERNEL); + + if (psIntfAdapter->asUsbRcb[i].urb == NULL) { + BCM_DEBUG_PRINT(psIntfAdapter->psAdapter, + DBG_TYPE_PRINTK, 0, 0, + "Can't allocate Rx urb for index %d\n", + 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); + + psIntfAdapter->asUsbRcb[i].urb->transfer_buffer = + kmalloc(MAX_DATA_BUFFER_SIZE, GFP_KERNEL); + + if (psIntfAdapter->asUsbRcb[i].urb->transfer_buffer == NULL) { + BCM_DEBUG_PRINT(psIntfAdapter->psAdapter, + DBG_TYPE_PRINTK, 0, 0, + "Can't allocate Rx buffer for index %d\n", + i); return -ENOMEM; } - psIntfAdapter->asUsbRcb[i].urb->transfer_buffer_length = MAX_DATA_BUFFER_SIZE; + psIntfAdapter->asUsbRcb[i].urb->transfer_buffer_length = + MAX_DATA_BUFFER_SIZE; } return 0; } - - -static int device_run(PS_INTERFACE_ADAPTER psIntfAdapter) +static int device_run(struct bcm_interface_adapter *psIntfAdapter) { - INT value = 0; + 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"); + if (status != STATUS_SUCCESS) { + pr_err(DRV_NAME "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"); + if (psIntfAdapter->psAdapter->fw_download_done) { + if (StartInterruptUrb(psIntfAdapter)) { + BCM_DEBUG_PRINT(psIntfAdapter->psAdapter, + DBG_TYPE_INITEXIT, DRV_ENTRY, + DBG_LVL_ALL, + "Cannot send interrupt in URB\n"); } - //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..."); + /* + * 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) + pr_err(DRV_NAME ": Timeout waiting for mailbox interrupt.\n"); + + if (register_control_device_interface( + psIntfAdapter->psAdapter) < 0) { + pr_err(DRV_NAME ": Register Control Device failed.\n"); 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) +static int InterfaceAdapterInit(struct bcm_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; + unsigned long value; + int retval = 0; + int usedIntOutForBulkTransfer = 0; + bool bBcm16 = false; UINT uiData = 0; + int bytes; /* 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->udev = + usb_get_dev(interface_to_usbdev(psIntfAdapter->interface)); + psIntfAdapter->bHighSpeedDevice = + (psIntfAdapter->udev->speed == USB_SPEED_HIGH); 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)); + bytes = rdmalt(psIntfAdapter->psAdapter, CHIP_ID_REG, + (u32 *) &(psIntfAdapter->psAdapter->chip_id), + sizeof(u32)); + if (bytes < 0) { + retval = bytes; + BCM_DEBUG_PRINT(psIntfAdapter->psAdapter, DBG_TYPE_PRINTK, 0, 0, + "CHIP ID Read Failed\n"); + return retval; } - BCM_DEBUG_PRINT(psIntfAdapter->psAdapter,DBG_TYPE_INITEXIT, DRV_ENTRY, DBG_LVL_ALL, "First RDM Chip ID 0x%lx\n", psIntfAdapter->psAdapter->chip_id); + if (0xbece3200 == (psIntfAdapter->psAdapter->chip_id & ~(0xF0))) + psIntfAdapter->psAdapter->chip_id &= ~0xF0; - iface_desc = psIntfAdapter->interface->cur_altsetting; - //print_usb_interface_desc(&(iface_desc->desc)); + dev_info(&psIntfAdapter->udev->dev, "RDM Chip ID 0x%lx\n", + psIntfAdapter->psAdapter->chip_id); - if(psIntfAdapter->psAdapter->chip_id == T3B) - { + iface_desc = psIntfAdapter->interface->cur_altsetting; - // - //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) - { + 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 ; + + dev_info(&psIntfAdapter->udev->dev, + "number of alternate setting %d\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\n"); + if (retval || !psIntfAdapter->bHighSpeedDevice) { + 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"); + BCM_DEBUG_PRINT(psIntfAdapter->psAdapter, + DBG_TYPE_INITEXIT, DRV_ENTRY, + DBG_LVL_ALL, + "Interface altsetting failed or modem is configured to Full Speed, 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); + * 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 && + !usb_endpoint_is_int_out(endpoint)) || + (!psIntfAdapter->bHighSpeedDevice && + !usb_endpoint_is_bulk_out(endpoint))) { + BCM_DEBUG_PRINT(psIntfAdapter->psAdapter, + DBG_TYPE_INITEXIT, + DRV_ENTRY, DBG_LVL_ALL, + "Configuring the EEPROM\n"); + /* 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 ; + * 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 failed. 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. + if (!psIntfAdapter->bHighSpeedDevice && + 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); + BCM_DEBUG_PRINT(psIntfAdapter->psAdapter, + DBG_TYPE_INITEXIT, + DRV_ENTRY, DBG_LVL_ALL, + "Reverting Bulk to INT as it is in Full Speed mode.\n"); + BeceemEEPROMBulkWrite( + psIntfAdapter->psAdapter, + (PUCHAR) & _uiData, + 0x136, 4, TRUE); } - } - else - { - usedIntOutForBulkTransfer = EP4 ; + } 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); + BCM_DEBUG_PRINT(psIntfAdapter->psAdapter, + DBG_TYPE_INITEXIT, DRV_ENTRY, + DBG_LVL_ALL, + "Choosing AltSetting as a default setting.\n"); + if (!usb_endpoint_is_int_out(endpoint)) { + BCM_DEBUG_PRINT(psIntfAdapter->psAdapter, + DBG_TYPE_INITEXIT, + DRV_ENTRY, DBG_LVL_ALL, + "Dongle does not have BCM16 Fix.\n"); + /* 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 ; + * 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 failed. Re-enumerating the device.\n"); + return retval; } } @@ -644,225 +531,187 @@ INT InterfaceAdapterInit(PS_INTERFACE_ADAPTER psIntfAdapter) } 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)) - { + for (value = 0; value < iface_desc->desc.bNumEndpoints; ++value) { + endpoint = &iface_desc->endpoint[value].desc; + + if (!psIntfAdapter->sBulkIn.bulk_in_endpointAddr && + 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 && + 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, + endpoint->bEndpointAddress; + psIntfAdapter->sBulkOut.bulk_out_pipe = usb_sndbulkpipe( + psIntfAdapter->udev, psIntfAdapter->sBulkOut.bulk_out_endpointAddr); - psIntfAdapter->sBulkOut.int_out_interval = endpoint->bInterval; + } + + if (!psIntfAdapter->sIntrIn.int_in_endpointAddr && + 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) + return -EINVAL; + } + if (!psIntfAdapter->sIntrOut.int_out_endpointAddr && + 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; + 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) + return -EINVAL; } - 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"); + } } + usb_set_intfdata(psIntfAdapter->interface, psIntfAdapter); + psIntfAdapter->psAdapter->bcm_file_download = InterfaceFileDownload; psIntfAdapter->psAdapter->bcm_file_readback_from_chip = - InterfaceFileReadbackFromChip; + 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"); + if (retval) { + BCM_DEBUG_PRINT(psIntfAdapter->psAdapter, DBG_TYPE_PRINTK, 0, 0, + "Cannot create interrupt urb\n"); return retval; } retval = AllocUsbCb(psIntfAdapter); - if(retval) - { - return retval; - } - - - retval = device_run(psIntfAdapter); - if(retval) - { + if (retval) return retval; - } - - return 0; + return device_run(psIntfAdapter); } -static int InterfaceSuspend (struct usb_interface *intf, pm_message_t message) +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); + struct bcm_interface_adapter *psIntfAdapter = usb_get_intfdata(intf); + psIntfAdapter->bSuspended = TRUE; - if(TRUE == psIntfAdapter->bPreparingForBusSuspend) - { - psIntfAdapter->bPreparingForBusSuspend = FALSE; + if (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 - { + 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.\n"); + } else { psIntfAdapter->psAdapter->bShutStatus = TRUE; - BCM_DEBUG_PRINT(psIntfAdapter->psAdapter,DBG_TYPE_INITEXIT, DRV_ENTRY, DBG_LVL_ALL, "Host Entered in PMU Shutdown Mode.."); + BCM_DEBUG_PRINT(psIntfAdapter->psAdapter, + DBG_TYPE_INITEXIT, DRV_ENTRY, + DBG_LVL_ALL, + "Host Entered in PMU Shutdown Mode.\n"); } } - psIntfAdapter->psAdapter->bPreparingForLowPowerMode = FALSE; + psIntfAdapter->psAdapter->bPreparingForLowPowerMode = false; - //Signaling the control pkt path + /* Signaling the control pkt path */ wake_up(&psIntfAdapter->psAdapter->lowpower_mode_wait_queue); return 0; } -static int InterfaceResume (struct usb_interface *intf) +static int InterfaceResume(struct usb_interface *intf) { - PS_INTERFACE_ADAPTER psIntfAdapter = usb_get_intfdata(intf); - printk("=================================\n"); + struct bcm_interface_adapter *psIntfAdapter = usb_get_intfdata(intf); + mdelay(100); -#if LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 32) - intf->pm_usage_cnt =1 ; -#endif - psIntfAdapter->bSuspended = FALSE; + 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, + .name = "usbbcm", + .probe = usbbcm_device_probe, + .disconnect = usbbcm_disconnect, + .suspend = InterfaceSuspend, + .resume = InterfaceResume, + .id_table = InterfaceUsbtable, + .supports_autosuspend = 1, }; +struct class *bcm_class; -/* -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. +static __init int bcm_init(void) +{ + int retval; -Input parameters: IN PMINI_ADAPTER Adapter - Miniport Adapter Context + pr_info("%s: %s, %s\n", DRV_NAME, DRV_DESCRIPTION, DRV_VERSION); + pr_info("%s\n", DRV_COPYRIGHT); + bcm_class = class_create(THIS_MODULE, DRV_NAME); + if (IS_ERR(bcm_class)) { + pr_err(DRV_NAME ": could not create class\n"); + return PTR_ERR(bcm_class); + } -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); + retval = usb_register(&usbbcm_driver); + if (retval < 0) { + pr_err(DRV_NAME ": could not register usb driver\n"); + class_destroy(bcm_class); + return retval; + } + return 0; } -INT InterfaceExit(void) +static __exit void bcm_exit(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; + class_destroy(bcm_class); } -MODULE_LICENSE ("GPL"); + +module_init(bcm_init); +module_exit(bcm_exit); + +MODULE_DESCRIPTION(DRV_DESCRIPTION); +MODULE_VERSION(DRV_VERSION); +MODULE_LICENSE("GPL"); |