/*! * generic_cl_modinit() - module init * * This is called by the Linux kernel; either when the module is loaded * if compiled as a module, or during the system intialization if the * driver is linked into the kernel. * * This function will parse module parameters if required and then register * the generic driver with the USB Device software. * */ static int generic_cl_modinit (void) { #if !defined(OTG_C99) /*! function_ops - operations table for the USB Device Core */ ZERO(generic_function_ops); generic_function_ops.device_request=generic_cl_device_request; /*! called for each received device request */ /*! class_driver - USB Device Core function driver definition */ ZERO(generic_class_driver); generic_class_driver.driver.name = "generic-class"; /*! driver name */ generic_class_driver.driver.fops = &generic_function_ops; /*! operations table */ #endif /* defined(OTG_C99) */ GCLASS = otg_trace_obtain_tag(NULL, "generic-cf"); // register as usb function driver TRACE_MSG0(GCLASS, "REGISTER CLASS"); THROW_IF (usbd_register_class_function (&generic_class_driver, "generic-class", NULL), error); TRACE_MSG0(GCLASS, "REGISTER FINISHED"); CATCH(error) { generic_cl_modexit(); return -EINVAL; } return 0; }
/*! * mouse_cf_modinit() - module init * * This is called by the Linux kernel; either when the module is loaded * if compiled as a module, or during the system intialization if the * driver is linked into the kernel. * * This function will parse module parameters if required and then register * the mouse driver with the USB Device software. * */ static int mouse_cf_modinit (void) { int i; printk (KERN_INFO "%s: vendor_id: %04x product_id: %04x\n", __FUNCTION__, vendor_id, product_id); #if !defined(OTG_C99) mouse_cf_global_init(); mouse_cf_ops_init(); #endif /* defined(OTG_C99) */ MOUSE = otg_trace_obtain_tag(); TRACE_MSG2(MOUSE, "vendor_id: %04x product_id: %04x",vendor_id, product_id); //if (vendor_id) // mouse_composite_driver.idVendor = cpu_to_le16(vendor_id); //if (product_id) // mouse_composite_driver.idProduct = cpu_to_le16(product_id); // register as usb function driver TRACE_MSG0(MOUSE, "REGISTER COMPOSITE"); THROW_IF (usbd_register_composite_function (&mouse_composite_driver, "mouse-random-cf", NULL, mouse_arg_list, NULL), error); TRACE_MSG0(MOUSE, "REGISTER FINISHED"); CATCH(error) { otg_trace_invalidate_tag(MOUSE); return -EINVAL; } return 0; }
/* pcd_ocd_modinit - linux module initialization * * This needs to initialize the ocd, pcd and tcd drivers. * * Specifically for each driver: * * obtain tag * pass ops table address to state machine and get instance address * call ops.mod_init * * Note that we automatically provide a default tcd_init if * none is set. */ static int pcd_ocd_modinit (void) { printk(KERN_INFO"%s\n", __FUNCTION__); #if !defined(OTG_C99) pcd_global_init(); #endif /* !defined(OTG_C99) */ UNLESS(pcd_ops.pcd_init_func) pcd_ops.pcd_init_func = pcd_init_func; PCD = otg_trace_obtain_tag(); THROW_UNLESS(pcd_instance = otg_set_pcd_ops(&pcd_ops), error); THROW_IF((pcd_ops.mod_init) ? pcd_ops.mod_init() : 0, error); OCD = otg_trace_obtain_tag(); THROW_UNLESS(ocd_instance = otg_set_ocd_ops(&ocd_ops), error); THROW_IF((ocd_ops.mod_init) ? ocd_ops.mod_init() : 0, error); CATCH(error) { pcd_ocd_modexit(); return -EINVAL; } return 0; }
/*! acm_l26_modinit - module init * * This is called immediately after the module is loaded or during * the kernel driver initialization if linked into the kernel. * */ static int acm_l26_modinit (void) { BOOL tty_l26 = FALSE, tty_if = FALSE; int minor_numbers=1; /* register tty and usb interface function drivers */ TTY = otg_trace_obtain_tag(); THROW_UNLESS(tty_l26 = BOOLEAN(!tty_l26_init(ACM_DRIVER_PROCFS_NAME, ACM_TTY_MINORS)), error); THROW_UNLESS(tty_if = BOOLEAN(!tty_if_init()), error); CATCH(error) { if (tty_l26) tty_l26_exit(); if (tty_if) tty_if_exit(); otg_trace_invalidate_tag(TTY); return -EINVAL; } return 0; }
/*! mcpc_l26_modinit - module init * * This is called immediately after the module is loaded or during * the kernel driver initialization if linked into the kernel. * */ STATIC int mcpc_l26_modinit (void) { BOOL tty_l26 = FALSE, dun_if = FALSE, obex_if = FALSE, atcom_if = FALSE; TTY = otg_trace_obtain_tag(); THROW_UNLESS (tty_l26 = BOOLEAN(!tty_l26_init("mcpc_if", 6)), error); THROW_UNLESS (tty_l26 = BOOLEAN(!dun_if_init()), error); THROW_UNLESS (tty_l26 = BOOLEAN(!obex_if_init()), error); THROW_UNLESS (tty_l26 = BOOLEAN(!atcom_if_init()), error); CATCH(error) { printk(KERN_ERR"%s: ERROR\n", __FUNCTION__); if (tty_l26) tty_l26_exit(); if (dun_if) dun_if_exit(); if (obex_if) obex_if_exit(); if (atcom_if) atcom_if_exit(); otg_trace_invalidate_tag(TTY); return -EINVAL; } return 0; }
/*! * inteltest_cl_device_request - called to process a request to endpoint or interface * @param function * @param request * @return non-zero for failure, will cause endpoint zero stall */ static int inteltest_cl_device_request (struct usbd_function_instance *function, struct usbd_device_request *request) { struct usbd_urb *urb; u16 wLength = le16_to_cpu(request->wLength); TRACE_MSG5(GCLASS, "bmRequestType: %02x bRequest: %02x wValue: %04x wIndex: %04x wLength: %04x", request->bmRequestType, request->bRequest, request->wValue, request->wIndex, request->wLength); /* XXX it should be this, need to verify */ RETURN_EINVAL_UNLESS(USB_REQ_RECIPIENT_DEVICE == (request->bmRequestType & USB_REQ_RECIPIENT_MASK)); switch (ctrl->bRequest) { switch (request->bmRequestType & USB_REQ_DIRECTION_MASK) { case USB_REQ_DEVICE2HOST: switch (request->bRequest) { case 0x5c: /* read test */ RETURN_EINVAL_UNLESS((urb = usbd_alloc_urb_ep0 (function, wLength, NULL))); RETURN_ZERO_UNLESS(rc || usbd_start_in_urb(urb)); break; } break; case USB_REQ_HOST2DEVICE: switch (request->bRequest) { case 0x5b: /* write test */ RETURN_EINVAL_UNLESS((urb = usbd_alloc_urb_ep0 (function, wLength, NULL))); RETURN_ZERO_UNLESS(rc || usbd_start_out_urb(urb)); break; } break; } return -EINVAL; } /* ********************************************************************************************* */ #if !defined(OTG_C99) /*! function_ops - operations table for the USB Device Core */ static struct usbd_function_operations inteltest_function_ops; /*! inteltest_class_driver - USB Device Core function driver definition */ struct usbd_class_driver inteltest_class_driver; #else /* defined(OTG_C99) */ /*! function_ops - operations table for the USB Device Core */ static struct usbd_function_operations inteltest_function_ops = { .device_request = inteltest_cl_device_request, /*!< called for each received device request */ }; /*! inteltest_class_driver - USB Device Core function driver definition */ struct usbd_class_driver inteltest_class_driver = { .driver.name = "inteltest-class", /*!< driver name */ .driver.fops = &inteltest_function_ops, /*!< operations table */ }; #endif /* defined(OTG_C99) */ /* USB Module init/exit ***************************************************** */ //#if OTG_EPILOGUE /*! * inteltest_cl_modexit() - module init * * This is called by the Linux kernel; when the module is being unloaded * if compiled as a module. This function is never called if the * driver is linked into the kernel. * @return none */ static void inteltest_cl_modexit (void) { usbd_deregister_class_function (&inteltest_class_driver); otg_trace_invalidate_tag(GCLASS); } module_exit (inteltest_cl_modexit); //#endif /*! * inteltest_cl_modinit() - module init * * This is called by the Linux kernel; either when the module is loaded * if compiled as a module, or during the system intialization if the * driver is linked into the kernel. * * This function will parse module parameters if required and then register * the inteltest driver with the USB Device software. * */ static int inteltest_cl_modinit (void) { #if !defined(OTG_C99) /*! function_ops - operations table for the USB Device Core */ ZERO(inteltest_function_ops); inteltest_function_ops.device_request=inteltest_cl_device_request; /*! called for each received device request */ /*! class_driver - USB Device Core function driver definition */ ZERO(inteltest_class_driver); inteltest_class_driver.driver.name = "inteltest-class"; /*! driver name */ inteltest_class_driver.driver.fops = &inteltest_function_ops; /*! operations table */ #endif /* defined(OTG_C99) */ GCLASS = otg_trace_obtain_tag(NULL, "inteltest-cf"); // register as usb function driver TRACE_MSG0(GCLASS, "REGISTER CLASS"); THROW_IF (usbd_register_class_function (&inteltest_class_driver, "inteltest-class", NULL), error); TRACE_MSG0(GCLASS, "REGISTER FINISHED"); CATCH(error) { inteltest_cl_modexit(); return -EINVAL; } return 0; }
/*! * generic_cf_modinit() - module init * * This is called by the Linux kernel; either when the module is loaded * if compiled as a module, or during the system intialization if the * driver is linked into the kernel. * * This function will parse module parameters if required and then register * the generic driver with the USB Device software. * */ static int generic_cf_modinit (void) { int i; #if !defined(OTG_C99) //generic_cf_global_init(); #endif /* defined(OTG_C99) */ GENERIC = otg_trace_obtain_tag(); i = MODPARM(idVendor); printk (KERN_INFO "Model ID is %s",MODPARM(iProduct)); #if 0 TRACE_MSG4(GENERIC, "config_name: \"%s\" load_all: %d class_name: \"%s\" interface_names: \"%s\"", MODPARM(config_name) ? MODPARM(config_name) : "", MODPARM(load_all), MODPARM(class_name) ? MODPARM(class_name) : "", MODPARM(interface_names) ? MODPARM(interface_names) : ""); #else TRACE_MSG5(GENERIC, "config_name: \"%s\" load_all: %d class_name: \"%s\" interface_names: \"%s\" Serial: \"%s\"", generic_config_name(), MODPARM(load_all), MODPARM(class_name) ? MODPARM(class_name) : "", MODPARM(interface_names) ? MODPARM(interface_names) : "", MODPARM(iSerialNumber) ? MODPARM(iSerialNumber) : ""); #endif /* load config or configs */ if (preset_config_name() || MODPARM(load_all)) { if (preset_config_name()){ MODPARM(load_all) = 0; } printk (KERN_INFO "%s: config_name: \"%s\" load_all: %d\n", __FUNCTION__, generic_config_name() , MODPARM(load_all)); /* search for named config */ for (i = 0; ; i++) { struct generic_config *config = generic_configs + i; BREAK_UNLESS(config->interface_names); printk(KERN_INFO"%s: checking[%d] \"%s\"\n", __FUNCTION__, i, config->composite_driver.driver.name); if (MODPARM(iSerialNumber) && strlen(MODPARM(iSerialNumber)) && /* For the moment, we will only use serial number for msc and mtp. I suggest we come up with a more generic way to determine if a function driver needs to use the serial number. (for instance another function member. */ ( ( !strcmp(config->composite_driver.driver.name, "mtp")) || !strcmp(config->composite_driver.driver.name, "msc")) ){ config->device_description.iSerialNumber = MODPARM(iSerialNumber); } config->device_description.iProduct = MODPARM(iProduct); generic_cf_register(config, generic_config_name()); //printk(KERN_INFO"%s: loaded %s\n", __FUNCTION__, config->composite_driver.driver.name); } } else { struct generic_config *config = &generic_config; //printk (KERN_INFO "%s: idVendor: %04x idProduct: %04x\n", __FUNCTION__, MODPARM(idVendor), MODPARM(idProduct)); //printk (KERN_INFO "%s: class_name: \"%s\" _interface_names: \"%s\"\n", // __FUNCTION__, MODPARM(class_name), MODPARM(interface_names)); if (MODPARM(driver_name) && strlen(MODPARM(driver_name))) config->composite_driver.driver.name = MODPARM(driver_name); if (MODPARM(class_name) && strlen(MODPARM(class_name))) config->class_name = MODPARM(class_name); if (MODPARM(interface_names) && strlen(MODPARM(interface_names))) config->interface_names = MODPARM(interface_names); if (MODPARM(iConfiguration) && strlen(MODPARM(iConfiguration))) config->configuration_description.iConfiguration = MODPARM(iConfiguration); if (MODPARM(bDeviceClass)) config->device_description.bDeviceClass = MODPARM(bDeviceClass); if (MODPARM(bDeviceSubClass)) config->device_description.bDeviceSubClass = MODPARM(bDeviceSubClass); if (MODPARM(bDeviceProtocol)) config->device_description.bDeviceProtocol = MODPARM(bDeviceProtocol); if (MODPARM(idVendor)) config->device_description.idVendor = MODPARM(idVendor); else config->device_description.idVendor = CONFIG_OTG_GENERIC_VENDORID; if (MODPARM(idProduct)) config->device_description.idProduct = MODPARM(idProduct); else config->device_description.idProduct = CONFIG_OTG_GENERIC_PRODUCTID; if (MODPARM(bcdDevice)) config->device_description.bcdDevice = MODPARM(bcdDevice); else config->device_description.bcdDevice = CONFIG_OTG_GENERIC_BCDDEVICE; if (MODPARM(iManufacturer) && strlen(MODPARM(iManufacturer))) config->device_description.iManufacturer = MODPARM(iManufacturer); else config->device_description.iManufacturer = CONFIG_OTG_GENERIC_MANUFACTURER; if (MODPARM(iProduct) && strlen(MODPARM(iProduct))) config->device_description.iProduct = MODPARM(iProduct); else config->device_description.iProduct = CONFIG_OTG_GENERIC_PRODUCT_NAME; if (MODPARM(iSerialNumber) && strlen(MODPARM(iSerialNumber))){ config->device_description.iSerialNumber = MODPARM(iSerialNumber); } if (MODPARM(interface_names)) config->interface_names = MODPARM(interface_names); generic_cf_register(config, NULL); } return 0; }
/*! * zasevb_modinit() - linux module initialization * * This needs to initialize the hcd, pcd and tcd drivers. This includes tcd and possibly hcd * for some architectures. * */ static int zasevb_modinit (void) { struct otg_instance *otg = NULL; #if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,15) struct clk *clk = clk_get(NULL, "usb_clk"); clk_enable(clk); clk_put(clk); #endif THROW_UNLESS((otg = otg_create()), error); mxc_pcd_ops_init(); #if !defined(OTG_C99) pcd_global_init(); fs_ocd_global_init(); zasevb_tcd_global_init(); fs_pcd_global_init(); #endif /* !defined(OTG_C99) */ ZAS = otg_trace_obtain_tag(otg, "zas"); mxc_procfs_init(); TRACE_MSG0(ZAS, "1. ZAS"); #if 0 /* ZAS EVB Platform setup */ TRACE_MSG4(ZAS, "BCTRL Version: %04x Status: %04x 1: %04x 2: %04x", readw(PBC_BASE_ADDRESS ), readw(PBC_BASE_ADDRESS + PBC_BSTAT), readw(PBC_BASE_ADDRESS + PBC_BCTRL1_SET), readw(PBC_BASE_ADDRESS + PBC_BCTRL2_SET)); #endif /* ZAS EVB Clock setup */ #if defined(CONFIG_ARCH_ARGONPLUS) || defined(CONFIG_ARCH_ARGONLV) #define ZASEVB_MULTIPLIER 12 #define ZASEVB_DIVISOR 775 // ~10. #else #define ZASEVB_MULTIPLIER 12 #define ZASEVB_DIVISOR 155 #endif TRACE_MSG0(ZAS, "2. Setup GPT"); THROW_UNLESS(ocd_instance = otg_set_ocd_ops(otg, &ocd_ops), error); REMOVE_OCD = ocd_instance->TAG; // XXX THROW_IF((ocd_ops.mod_init ? ocd_ops.mod_init() : 0), error); #if defined(CONFIG_OTG_GPTR) mxc_gptcr_mod_init(ZASEVB_DIVISOR, ZASEVB_MULTIPLIER); #endif /* defined(CONFIG_OTG_GPTR) */ #if defined(CONFIG_OTG_HRT) mxc_hrt_mod_init(otg, ZASEVB_DIVISOR, ZASEVB_MULTIPLIER); #endif /* defined(CONFIG_OTG_GPTR) */ #if !defined(CONFIG_USB_HOST) TRACE_MSG0(ZAS, "3. PCD"); THROW_UNLESS(REMOVE_pcd_instance = otg_set_pcd_ops(otg, &pcd_ops), error); REMOVE_PCD = REMOVE_pcd_instance->TAG; // XXX THROW_IF((pcd_ops.mod_init ? pcd_ops.mod_init() : 0), error); #else /* !defined(CONFIG_USB_HOST) */ printk(KERN_INFO"%s: PCD DRIVER N/A\n", __FUNCTION__); #endif /* !defined(CONFIG_USB_HOST) */ TRACE_MSG0(ZAS, "4. TCD"); THROW_UNLESS(REMOVE_tcd_instance = otg_set_tcd_ops(otg, &tcd_ops), error); REMOVE_TCD = REMOVE_tcd_instance->TAG; // XXX THROW_IF((tcd_ops.mod_init ? tcd_ops.mod_init() : 0), error); #ifdef OTG_USE_I2C TRACE_MSG0(ZAS, "0. I2C"); i2c_mod_init(otg); #endif #if defined(CONFIG_OTG_USB_HOST) || defined(CONFIG_OTG_USB_PERIPHERAL_OR_HOST)|| defined(CONFIG_OTG_DEVICE) TRACE_MSG0(ZAS, "5. Host"); THROW_UNLESS(hcd_instance = otg_set_hcd_ops(otg, &hcd_ops), error); HCD = hcd_instance->TAG; // XXX THROW_IF((hcd_ops.mod_init) ? hcd_ops.mod_init() : 0, error); #else /* defined(CONFIG_OTG_USB_HOST) || defined(CONFIG_OTG_USB_PERIPHERAL_OR_HOST)|| defined(CONFIG_OTG_DEVICE) */ printk(KERN_INFO"%s: HCD DRIVER N/A\n", __FUNCTION__); #endif /* defined(CONFIG_OTG_USB_HOST) || defined(CONFIG_OTG_USB_PERIPHERAL_OR_HOST)|| defined(CONFIG_OTG_DEVICE) */ TRACE_MSG0(ZAS, "6. Init & check"); THROW_IF((ocd_ops.mod_init ? ocd_ops.mod_init(otg) : 0), error); #if !defined(CONFIG_USB_HOST) THROW_IF((pcd_ops.mod_init ? pcd_ops.mod_init(otg) : 0), error); #endif /* !defined(CONFIG_USB_HOST) */ THROW_IF((tcd_ops.mod_init ? tcd_ops.mod_init(otg) : 0), error); #if defined(CONFIG_OTG_USB_HOST) || defined(CONFIG_OTG_USB_PERIPHERAL_OR_HOST)|| defined(CONFIG_OTG_DEVICE) THROW_IF((hcd_ops.mod_init) ? hcd_ops.mod_init(otg) : 0, error); #endif /* defined(CONFIG_OTG_USB_HOST) || defined(CONFIG_OTG_USB_PERIPHERAL_OR_HOST)|| defined(CONFIG_OTG_DEVICE) */ THROW_UNLESS(ocd_instance && (otg = ocd_instance->otg), error); TRACE_MSG0(ZAS, "7. otg_init"); if (MODPARM(serial_number_str) && strlen(MODPARM(serial_number_str))) { TRACE_MSG1(ZAS, "serial_number_str: %s", MODPARM(serial_number_str)); otg_serial_number (otg, MODPARM(serial_number_str)); } otg_init(otg); return 0; CATCH(error) { //zasevb_modexit(); return -EINVAL; } return 0; }
/*! * otg_pci_probe() - otg pci probe function * * Get the standard PCI resources allocated. * */ int __devinit otg_pci_probe (struct pci_dev *pci_dev, const struct pci_device_id *id, struct otg_pci_driver *otg_pci_driver) { struct otg_driver *otg_driver; struct otg_dev *otg_dev = NULL; int enabled = 0; int irq = 0; int region; u8 latency, limit; /* allocate otg_dev structure and fill in standard fields */ THROW_UNLESS((otg_dev = kmalloc(sizeof(struct otg_dev), SLAB_KERNEL)), error); memset(otg_dev, 0, sizeof(struct otg_dev)); otg_dev->PCI = otg_trace_obtain_tag(); //printk(KERN_INFO"%s: PCI %d\n", __FUNCTION__, otg_dev->PCI); //TRACE_MSG0(otg_dev->PCI, "TEST"); THROW_UNLESS((enabled = !pci_enable_device(pci_dev)), error); otg_dev->otg_pci_driver = otg_pci_driver; otg_dev->pci_regions = otg_pci_driver->pci_regions; pci_set_drvdata(pci_dev, otg_dev); printk(KERN_INFO"%s: pci_dev: %x otg_dev: %x drv_data: %x\n", __FUNCTION__, pci_dev, otg_dev, pci_get_drvdata(pci_dev)); for (region = 0; region < DEVICE_COUNT_RESOURCE; region++) { unsigned long resource_start; unsigned long resource_len; TRACE_MSG5(otg_dev->PCI, "[%2d] flags: %08x start: %08x end: %08x len: %08x", region, pci_resource_flags(pci_dev, region), pci_resource_start(pci_dev, region), pci_resource_end(pci_dev, region), pci_resource_len(pci_dev, region) ); CONTINUE_UNLESS(otg_dev->pci_regions & (1 << region)); resource_start = pci_resource_start(pci_dev, region); resource_len = pci_resource_len(pci_dev, region); TRACE_MSG5(otg_dev->PCI, "pci_dev: %x otg_dev: %x start: %lx len: %lx name: %s", pci_dev, otg_dev, resource_start, resource_len, otg_pci_driver->name); THROW_UNLESS(request_mem_region(resource_start, resource_len, otg_pci_driver->name), error); THROW_UNLESS((otg_dev->regs[region] = ioremap_nocache(resource_start, resource_len)), error); TRACE_MSG2(otg_dev->PCI, "regs[%d] %x", region, otg_dev->regs[region]); } THROW_UNLESS((irq = !request_irq(pci_dev->irq, otg_pci_isr, SA_SHIRQ, otg_pci_driver->name, pci_dev)), error); TRACE_MSG1(otg_dev->PCI, "irq: %d", pci_dev->irq); /* bad pci latencies can contribute to overruns - but where ?? */ pci_read_config_byte (pci_dev, PCI_LATENCY_TIMER, &latency); pci_read_config_byte (pci_dev, PCI_MAX_LAT, &limit); TRACE_MSG2(otg_dev->PCI, "latency: %02x limit: %02x", latency, limit); if (latency && /* limit &&*/ (limit < latency)) { pci_write_config_byte (pci_dev, PCI_LATENCY_TIMER, limit); pci_read_config_byte (pci_dev, PCI_LATENCY_TIMER, &latency); TRACE_MSG2(otg_dev->PCI, "latency: %02x limit: %02x", latency, limit); } /* XXX lock? */ otg_dev->id = otg_get_id(pci_dev); TRACE_MSG1(otg_dev->PCI, "id: %d", otg_dev->id); if (otg_devs) { TRACE_MSG2(otg_dev->PCI, "otg_devs: %x new: %x", otg_devs, otg_dev); otg_dev->next = otg_devs; } otg_devs = otg_dev; return 0; CATCH(error) { printk(KERN_INFO"%s: FAILED\n", __FUNCTION__); pci_set_drvdata(pci_dev, NULL); if (irq) free_irq(pci_dev->irq, otg_dev); otg_pci_free_dev(pci_dev, otg_dev); if (otg_dev) kfree(otg_dev); if (enabled) pci_disable_device(pci_dev); return -EINVAL; } }