/* * Copyright (c) 2015, Freescale Semiconductor, Inc. * Copyright 2016,2019 NXP * All rights reserved. * * SPDX-License-Identifier: BSD-3-Clause */ #include "usb_host_config.h" #if ((defined USB_HOST_CONFIG_HUB) && (USB_HOST_CONFIG_HUB)) #include "usb_host.h" #include "usb_host_hub.h" #include "usb_host_hci.h" #include "usb_host_hub_app.h" #include "usb_host_devices.h" /******************************************************************************* * Definitions ******************************************************************************/ #define USB_HostHubLockMutexCheck() hubGlobal->hubMutex != NULL /*! @brief HUB lock */ #define USB_HostHubLock() OSA_MutexLock(hubGlobal->hubMutex, USB_OSA_WAIT_TIMEOUT) /*! @brief HUB unlock */ #define USB_HostHubUnlock() OSA_MutexUnlock(hubGlobal->hubMutex) /******************************************************************************* * Prototypes ******************************************************************************/ /*! * @brief prime interrupt in data. * * @param hubInstance hub instance pointer. */ static void USB_HostHubGetInterruptStatus(usb_host_hub_instance_t *hubInstance); /*! * @brief hub process state machine. hub is enable after the state machine. * * @param hubInstance hub instance pointer. */ static void USB_HostHubProcess(usb_host_hub_instance_t *hubInstance); /*! * @brief hub port attach process state machine. one device is attached to the port after the state machine. * * @param hubInstance hub instance pointer. */ static void USB_HostHubProcessPortAttach(usb_host_hub_instance_t *hubInstance); /*! * @brief hub port detach process state machine. one device is detached from the port after the state machine. * * @param hubInstance hub instance pointer. */ static void USB_HostHubProcessPortDetach(usb_host_hub_instance_t *hubInstance); /*! * @brief hub port process. * * @param hubInstance hub instance pointer. */ static void USB_HostHubProcessPort(usb_host_hub_instance_t *hubInstance); /*! * @brief hub interrupt in data process. * * @param hubInstance hub instance pointer. */ static void USB_HostHubProcessData(usb_host_hub_global_t *hubGlobal, usb_host_hub_instance_t *hubInstance); /*! * @brief hub control pipe transfer callback. * * @param param callback parameter. * @param transfer callback transfer. * @param status transfer status. */ static void USB_HostHubControlCallback(void *param, uint8_t *data, uint32_t data_len, usb_status_t status); /*! * @brief hub interrupt pipe transfer callback. * * @param param callback parameter. * @param transfer callback transfer. * @param status transfer status. */ void USB_HostHubInterruptInCallback(void *param, uint8_t *data, uint32_t data_len, usb_status_t status); #if ((defined(USB_HOST_CONFIG_LOW_POWER_MODE)) && (USB_HOST_CONFIG_LOW_POWER_MODE > 0U)) static usb_status_t USB_HostSendHubRequest(usb_device_handle deviceHandle, uint8_t requestType, uint8_t request, uint16_t wvalue, uint16_t windex, host_inner_transfer_callback_t callbackFn, void *callbackParam); #endif /******************************************************************************* * Variables ******************************************************************************/ static usb_device_handle s_HubDeviceHandle; static usb_host_interface_handle s_HubInterfaceHandle; static usb_host_hub_global_t s_HubGlobalArray[USB_HOST_CONFIG_MAX_HOST]; #if ((defined(USB_HOST_CONFIG_LOW_POWER_MODE)) && (USB_HOST_CONFIG_LOW_POWER_MODE > 0U)) static usb_host_configuration_t *s_HubConfiguration; #endif /******************************************************************************* * Code ******************************************************************************/ static usb_host_hub_global_t *USB_HostHubGetHubList(usb_host_handle hostHandle) { #if (USB_HOST_CONFIG_MAX_HOST == 1U) return &s_HubGlobalArray[0]; #else uint8_t index; for (index = 0; index < (uint8_t)USB_HOST_CONFIG_MAX_HOST; ++index) { if (s_HubGlobalArray[index].hostHandle == hostHandle) { return &s_HubGlobalArray[index]; } } /* There is no used usb_host_hub_global_t instance */ for (index = 0; index < (uint8_t)USB_HOST_CONFIG_MAX_HOST; ++index) { if (s_HubGlobalArray[index].hostHandle == NULL) { s_HubGlobalArray[index].hostHandle = hostHandle; return &s_HubGlobalArray[index]; } } /* Look for the usb_host_hub_global_t instance that is not used any more */ for (index = 0; index < (uint8_t)USB_HOST_CONFIG_MAX_HOST; ++index) { if (s_HubGlobalArray[index].hubList == NULL) { s_HubGlobalArray[index].hostHandle = hostHandle; return &s_HubGlobalArray[index]; } } return NULL; #endif } static void USB_HostHubGetInterruptStatus(usb_host_hub_instance_t *hubInstance) { uint16_t portNum; if (hubInstance == NULL) { return; } /* there is no prime for control or interrupt */ if (hubInstance->primeStatus != (uint8_t)kPrimeNone) { return; } portNum = (((uint16_t)hubInstance->portCount) >> 3U); /* receive interrupt data */ if (USB_HostHubInterruptRecv(hubInstance, hubInstance->hubBitmapBuffer, (portNum + 1U), USB_HostHubInterruptInCallback, hubInstance) != kStatus_USB_Success) { #ifdef HOST_ECHO usb_echo("error in hub interrupt recv\r\n"); #endif } else { hubInstance->primeStatus = (uint8_t)kPrimeInterrupt; } } static void USB_HostHubProcess(usb_host_hub_instance_t *hubInstance) { uint8_t needPrimeInterrupt = 0; /* need to prime interrupt in transfer (0 - don't need; 1 - need) */ uint8_t processSuccess = 0; /* the code execute successfully (0 - fail; 1 - success) */ uint32_t tmp = 0; usb_host_hub_descriptor_t *hubDescriptor; void *temp; usb_host_hub_app_status_t appStatus; uint16_t portNum; appStatus = (usb_host_hub_app_status_t)hubInstance->hubStatus; switch (appStatus) { case kHubRunIdle: case kHubRunInvalid: break; case kHubRunWaitSetInterface: hubInstance->hubStatus = (uint8_t)kHubRunGetDescriptor7; /* update as next state */ /* get hub descriptor */ if (USB_HostHubGetDescriptor(hubInstance, hubInstance->hubDescriptor, 7, USB_HostHubControlCallback, hubInstance) == kStatus_USB_Success) { hubInstance->primeStatus = (uint8_t)kPrimeHubControl; /* control transfer is on-going */ processSuccess = 1U; #ifdef HOST_ECHO usb_echo("hub get descriptor 7\r\n"); #endif } else { #ifdef HOST_ECHO usb_echo("hub get descriptor 7 error\r\n"); #endif break; } break; case kHubRunGetDescriptor7: temp = (void *)&hubInstance->hubDescriptor[0]; hubDescriptor = (usb_host_hub_descriptor_t *)temp; /* get the hub think time */ (void)USB_HostHelperGetPeripheralInformation(hubInstance->deviceHandle, (uint32_t)kUSB_HostGetHubThinkTime, &tmp); hubInstance->totalThinktime = (uint16_t)tmp; tmp = ((((uint32_t)hubDescriptor->whubcharacteristics[0] & USB_HOST_HUB_DESCRIPTOR_CHARACTERISTICS_THINK_TIME_MASK) >> USB_HOST_HUB_DESCRIPTOR_CHARACTERISTICS_THINK_TIME_SHIFT)); /* 00 - 8 FS bit times; 01 - 16 FS bit times; 10 - 24 FS bit times; 11 - 32 FS bit times; */ tmp = (tmp + 1U) << 3U; hubInstance->totalThinktime += (uint16_t)tmp; /* get hub port number */ hubInstance->portCount = hubDescriptor->bnrports; if (hubInstance->portCount > USB_HOST_HUB_MAX_PORT) { #ifdef HOST_ECHO usb_echo("port number is bigger than USB_HOST_HUB_MAX_PORT\r\n"); #endif return; } hubInstance->hubStatus = (uint8_t)kHubRunSetPortPower; /* update as next state */ /* get hub descriptor */ portNum = (((uint16_t)hubInstance->portCount) >> 3U); if (USB_HostHubGetDescriptor(hubInstance, hubInstance->hubDescriptor, ((uint16_t)7UL + (portNum) + 1U), USB_HostHubControlCallback, hubInstance) == kStatus_USB_Success) { hubInstance->primeStatus = (uint8_t)kPrimeHubControl; /* control transfer is on-going */ processSuccess = 1U; #ifdef HOST_ECHO usb_echo("hub get descriptor\r\n"); #endif } else { #ifdef HOST_ECHO usb_echo("hub get descriptor error\r\n"); #endif break; } break; /*remove kHubRunGetDescriptor state for misra 16.3*/ case kHubRunSetPortPower: /* malloc port instance for the hub's ports */ if (NULL == hubInstance->portList) { hubInstance->portList = (usb_host_hub_port_instance_t *)OSA_MemoryAllocate( ((uint32_t)hubInstance->portCount) * sizeof(usb_host_hub_port_instance_t)); if (hubInstance->portList == NULL) { #ifdef HOST_ECHO usb_echo("port list allocate fail\r\n"); #endif hubInstance->hubStatus = (uint8_t)kHubRunInvalid; break; } /* TODO: port instance status -> can be removed. app_status */ hubInstance->portIndex = 0U; } /* set PORT_POWER for all ports */ if (hubInstance->portIndex < hubInstance->portCount) { hubInstance->portIndex++; if (USB_HostHubSetPortFeature(hubInstance, hubInstance->portIndex, PORT_POWER, USB_HostHubControlCallback, hubInstance) == kStatus_USB_Success) { hubInstance->primeStatus = (uint8_t)kPrimeHubControl; /* update as next state */ processSuccess = 1U; #ifdef HOST_ECHO usb_echo("set port feature PORT_POWER\r\n"); #endif } else { #ifdef HOST_ECHO usb_echo("set port feature PORT_POWER fail\r\n"); #endif needPrimeInterrupt = 1U; break; } break; } hubInstance->portProcess = 0U; /* reset port information as default */ for (tmp = 0; tmp < hubInstance->portCount; ++tmp) { hubInstance->portList[tmp].deviceHandle = NULL; hubInstance->portList[tmp].resetCount = USB_HOST_HUB_PORT_RESET_TIMES; hubInstance->portList[tmp].portStatus = (uint8_t)kPortRunWaitPortChange; } hubInstance->hubStatus = (uint8_t)kHubRunIdle; needPrimeInterrupt = 1U; break; case kHubRunGetStatusDone: /* process hub status change */ tmp = USB_SHORT_FROM_LITTLE_ENDIAN_ADDRESS((&hubInstance->hubStatusBuffer[2])); hubInstance->hubStatus = (uint8_t)kHubRunIdle; if (0U != ((1UL << C_HUB_LOCAL_POWER) & tmp)) /* C_HUB_LOCAL_POWER */ { if (USB_HostHubClearFeature(hubInstance, C_HUB_LOCAL_POWER, USB_HostHubControlCallback, hubInstance) == kStatus_USB_Success) { hubInstance->primeStatus = (uint8_t)kPrimeHubControl; hubInstance->hubStatus = (uint8_t)kHubRunClearDone; processSuccess = 1U; } else { needPrimeInterrupt = 1U; } } else if (0U != ((1UL << C_HUB_OVER_CURRENT) & tmp)) /* C_HUB_OVER_CURRENT */ { if (USB_HostHubClearFeature(hubInstance, C_HUB_OVER_CURRENT, USB_HostHubControlCallback, hubInstance) == kStatus_USB_Success) { hubInstance->primeStatus = (uint8_t)kPrimeHubControl; processSuccess = 1U; hubInstance->hubStatus = (uint8_t)kHubRunClearDone; } else { needPrimeInterrupt = 1U; } } else { needPrimeInterrupt = 1U; } break; case kHubRunClearDone: hubInstance->hubStatus = (uint8_t)kHubRunIdle; needPrimeInterrupt = 1U; break; default: /*no action*/ break; } if (needPrimeInterrupt == 1U) /* prime interrupt in transfer */ { hubInstance->hubStatus = (uint8_t)kHubRunIdle; USB_HostHubGetInterruptStatus(hubInstance); } else { if (processSuccess == 0U) { hubInstance->hubStatus = (uint8_t)kHubRunInvalid; } } } static void USB_HostHubProcessPort(usb_host_hub_instance_t *hubInstance) { usb_host_hub_port_instance_t *portInstance = &hubInstance->portList[hubInstance->portProcess - 1U]; /* for device attach */ if (portInstance->deviceHandle == NULL) { USB_HostHubProcessPortAttach(hubInstance); } else /* for device detach */ { USB_HostHubProcessPortDetach(hubInstance); } } static void USB_HostHubProcessPortAttach(usb_host_hub_instance_t *hubInstance) { usb_host_hub_port_instance_t *portInstance = &hubInstance->portList[hubInstance->portProcess - 1U]; uint8_t processSuccess = 0U; uint32_t specStatus; uint8_t feature; uint32_t infoValue = 0U; usb_host_hub_global_t *hubGlobal = USB_HostHubGetHubList(hubInstance->hostHandle); usb_host_port_app_status_t appStatus; if (hubGlobal == NULL) { return; } appStatus = (usb_host_port_app_status_t)portInstance->portStatus; switch (appStatus) { case kPortRunIdle: break; case kPortRunInvalid: break; case kPortRunWaitPortChange: /* (1) port is changed, and get port status */ portInstance->portStatus = (uint8_t)kPortRunCheckCPortConnection; /* update as next state */ /* send class-specific request to get port status */ if (USB_HostHubGetPortStatus(hubInstance, hubInstance->portProcess, hubInstance->portStatusBuffer, 4, USB_HostHubControlCallback, hubInstance) == kStatus_USB_Success) { hubInstance->primeStatus = (uint8_t)kPrimePortControl; processSuccess = 1U; } break; case kPortRunCheckCPortConnection: /* (2) check port status, and clear the status bits */ feature = 0U; specStatus = USB_LONG_FROM_LITTLE_ENDIAN_ADDRESS((hubInstance->portStatusBuffer)); if (0U != ((1UL << C_PORT_CONNECTION) & specStatus)) { portInstance->portStatus = (uint8_t)kPortRunGetPortConnection; /* update as next state */ /* clear C_PORT_CONNECTION */ if (USB_HostHubClearPortFeature(hubInstance, hubInstance->portProcess, C_PORT_CONNECTION, USB_HostHubControlCallback, hubInstance) == kStatus_USB_Success) { hubInstance->primeStatus = (uint8_t)kPrimePortControl; processSuccess = 1U; } break; } else if (0U != ((1UL << PORT_CONNECTION) & specStatus)) { portInstance->portStatus = (uint8_t)kPortRunWaitPortResetDone; /* update as next state */ /* set PORT_RESET */ if (USB_HostHubSetPortFeature(hubInstance, hubInstance->portProcess, PORT_RESET, USB_HostHubControlCallback, hubInstance) == kStatus_USB_Success) { hubInstance->primeStatus = (uint8_t)kPrimePortControl; processSuccess = 1U; if (portInstance->resetCount > 0U) { portInstance->resetCount--; } } break; } else if (0U != ((1UL << C_PORT_RESET) & specStatus)) { feature = C_PORT_RESET; /* clear C_PORT_RESET */ #ifdef HOST_ECHO usb_echo("hub: C_PORT_RESET when detached\r\n"); #endif } else if (0U != ((1UL << C_PORT_ENABLE) & specStatus)) { feature = C_PORT_ENABLE; /* clear C_PORT_ENABLE */ #ifdef HOST_ECHO usb_echo("hub: C_PORT_ENABLE when detached\r\n"); #endif } else if (0U != ((1UL << C_PORT_OVER_CURRENT) & specStatus)) { feature = C_PORT_OVER_CURRENT; /* clear C_PORT_OVER_CURRENT */ #ifdef HOST_ECHO usb_echo("hub: C_PORT_OVER_CURRENT when detached\r\n"); #endif } else { /*no action*/ } if (feature != 0U) { portInstance->portStatus = (uint8_t)kPortRunWaitPortChange; /* update as next state */ /* clear feature */ if (USB_HostHubClearPortFeature(hubInstance, hubInstance->portProcess, feature, USB_HostHubControlCallback, hubInstance) == kStatus_USB_Success) { hubInstance->primeStatus = (uint8_t)kPrimePortControl; processSuccess = 1U; } } break; case kPortRunGetPortConnection: /* (3) get port status */ portInstance->portStatus = (uint8_t)kPortRunCheckPortConnection; /* update as next state */ /* get port status bits */ if (USB_HostHubGetPortStatus(hubInstance, hubInstance->portProcess, hubInstance->portStatusBuffer, 4, USB_HostHubControlCallback, hubInstance) == kStatus_USB_Success) { hubInstance->primeStatus = (uint8_t)kPrimePortControl; /* control transfer is on-going */ processSuccess = 1U; } break; case kPortRunCheckPortConnection: /* (4) check PORT_CONNECTION bit */ specStatus = USB_LONG_FROM_LITTLE_ENDIAN_ADDRESS(hubInstance->portStatusBuffer); if (0U != ((1UL << PORT_CONNECTION) & specStatus)) { portInstance->portStatus = (uint8_t)kPortRunWaitPortResetDone; /* update as next state */ /* set PORT_RESET */ if (USB_HostHubSetPortFeature(hubInstance, hubInstance->portProcess, PORT_RESET, USB_HostHubControlCallback, hubInstance) == kStatus_USB_Success) { hubInstance->primeStatus = (uint8_t)kPrimePortControl; processSuccess = 1; if (portInstance->resetCount > 0U) { portInstance->resetCount--; } } } break; case kPortRunWaitPortResetDone: /* (5) wait port change */ portInstance->portStatus = (uint8_t)kPortRunWaitCPortReset; /* update as next state */ processSuccess = 1U; /* must wait the enumeration done, then operate the next port */ USB_HostHubGetInterruptStatus(hubInstance); break; case kPortRunWaitCPortReset: /* (6) get port status for checking C_PORT_RESET */ portInstance->portStatus = (uint8_t)KPortRunCheckCPortReset; /* update as next state */ /* get port status bits */ if (USB_HostHubGetPortStatus(hubInstance, hubInstance->portProcess, hubInstance->portStatusBuffer, 4, USB_HostHubControlCallback, hubInstance) == kStatus_USB_Success) { hubInstance->primeStatus = (uint8_t)kPrimePortControl; processSuccess = 1U; } break; case KPortRunCheckCPortReset: /* (7) check C_PORT_RESET and clear C_PORT_RESET */ specStatus = USB_LONG_FROM_LITTLE_ENDIAN_ADDRESS(hubInstance->portStatusBuffer); if (0U != ((1UL << C_PORT_RESET) & specStatus)) { if (portInstance->resetCount == 0U) { portInstance->portStatus = (uint8_t)kPortRunPortAttached; /* update as next state */ /* get port's device speed */ if (0U != (specStatus & (1UL << PORT_HIGH_SPEED))) { portInstance->speed = USB_SPEED_HIGH; } else if (0U != (specStatus & (1UL << PORT_LOW_SPEED))) { portInstance->speed = USB_SPEED_LOW; } else { portInstance->speed = USB_SPEED_FULL; } } else { portInstance->portStatus = (uint8_t)kPortRunResetAgain; /* update as next state */ } /* clear C_PORT_RESET */ if (USB_HostHubClearPortFeature(hubInstance, hubInstance->portProcess, C_PORT_RESET, USB_HostHubControlCallback, hubInstance) == kStatus_USB_Success) { hubInstance->primeStatus = (uint8_t)kPrimePortControl; processSuccess = 1U; } } break; case kPortRunResetAgain: /* (8) reset again */ portInstance->portStatus = (uint8_t)kPortRunCheckPortConnection; /* check connection then reset again */ if (USB_HostHubGetPortStatus(hubInstance, hubInstance->portProcess, hubInstance->portStatusBuffer, 4, USB_HostHubControlCallback, hubInstance) == kStatus_USB_Success) { hubInstance->primeStatus = (uint8_t)kPrimePortControl; processSuccess = 1U; } break; case kPortRunPortAttached: /* (9) the port have one device attached */ /*zero initilzied for misra 9.1*/ infoValue = 0U; (void)USB_HostHelperGetPeripheralInformation(hubInstance->deviceHandle, (uint32_t)kUSB_HostGetDeviceAddress, &infoValue); (void)USB_HostAttachDevice(hubInstance->hostHandle, portInstance->speed, (uint8_t)infoValue, hubInstance->portProcess, hubInstance->hubLevel + 1U, &portInstance->deviceHandle); processSuccess = 1U; hubInstance->portProcess = 0U; hubGlobal->hubProcess = NULL; portInstance->resetCount = USB_HOST_HUB_PORT_RESET_TIMES; USB_HostHubGetInterruptStatus(hubInstance); break; default: /*no actino*/ break; } if (processSuccess == 0U) { portInstance->portStatus = (uint8_t)kPortRunWaitPortChange; hubInstance->portProcess = 0U; hubGlobal->hubProcess = NULL; portInstance->resetCount = USB_HOST_HUB_PORT_RESET_TIMES; USB_HostHubGetInterruptStatus(hubInstance); } } static void USB_HostHubProcessPortDetach(usb_host_hub_instance_t *hubInstance) { usb_host_hub_port_instance_t *portInstance = &hubInstance->portList[hubInstance->portProcess - 1U]; #if ((defined(USB_HOST_CONFIG_LOW_POWER_MODE)) && (USB_HOST_CONFIG_LOW_POWER_MODE > 0U)) usb_host_instance_t *hostPointer = (usb_host_instance_t *)hubInstance->hostHandle; #endif uint8_t processSuccess = 0; uint32_t specStatus; usb_host_port_app_status_t appStatus; usb_host_hub_global_t *hubGlobal = USB_HostHubGetHubList(hubInstance->hostHandle); if (hubGlobal == NULL) { return; } appStatus = (usb_host_port_app_status_t)portInstance->portStatus; switch (appStatus) { case kPortRunIdle: break; case kPortRunInvalid: break; #if ((defined(USB_HOST_CONFIG_LOW_POWER_MODE)) && (USB_HOST_CONFIG_LOW_POWER_MODE > 0U)) case kPortRunPortSuspended: #endif case kPortRunPortAttached: /* (1) port is changed, then get port status */ portInstance->portStatus = (uint8_t)kPortRunCheckPortDetach; /* get port status */ if (USB_HostHubGetPortStatus(hubInstance, hubInstance->portProcess, hubInstance->portStatusBuffer, 4U, USB_HostHubControlCallback, hubInstance) == kStatus_USB_Success) { hubInstance->primeStatus = (uint8_t)kPrimePortControl; processSuccess = 1U; } break; case kPortRunCheckPortDetach: /* (2) check port status bits */ specStatus = USB_LONG_FROM_LITTLE_ENDIAN_ADDRESS(hubInstance->portStatusBuffer); portInstance->portStatus = (uint8_t)kPortRunGetConnectionBit; if (0U != ((1UL << C_PORT_CONNECTION) & specStatus)) /* C_PORT_CONNECTION */ { if (USB_HostHubClearPortFeature(hubInstance, hubInstance->portProcess, C_PORT_CONNECTION, USB_HostHubControlCallback, hubInstance) == kStatus_USB_Success) { hubInstance->primeStatus = (uint8_t)kPrimePortControl; processSuccess = 1U; } } else if (0U != ((1UL << C_PORT_ENABLE) & specStatus)) /* C_PORT_ENABLE */ { if (USB_HostHubClearPortFeature(hubInstance, hubInstance->portProcess, C_PORT_ENABLE, USB_HostHubControlCallback, hubInstance) == kStatus_USB_Success) { hubInstance->primeStatus = (uint8_t)kPrimePortControl; processSuccess = 1U; } } #if ((defined(USB_HOST_CONFIG_LOW_POWER_MODE)) && (USB_HOST_CONFIG_LOW_POWER_MODE > 0U)) else if (0U != ((1UL << C_PORT_SUSPEND) & specStatus)) { /* clear C_PORT_SUSPEND */ if (USB_HostHubClearPortFeature(hubInstance, hubInstance->portProcess, C_PORT_SUSPEND, USB_HostHubControlCallback, hubInstance) == kStatus_USB_Success) { portInstance->portStatus = (uint8_t)kPortRunClearCPortSuspend; /* update as next state */ hubInstance->primeStatus = (uint8_t)kPrimePortControl; processSuccess = 1U; } } #endif else { /*for misra check and make sure hub state machine could keep work*/ portInstance->portStatus = (uint8_t)kPortRunCheckConnectionBit; if (USB_HostHubGetPortStatus(hubInstance, hubInstance->portProcess, hubInstance->portStatusBuffer, 4, USB_HostHubControlCallback, hubInstance) == kStatus_USB_Success) { hubInstance->primeStatus = (uint8_t)kPrimePortControl; processSuccess = 1U; } } break; case kPortRunGetConnectionBit: /* (3) get port status */ portInstance->portStatus = (uint8_t)kPortRunCheckConnectionBit; if (USB_HostHubGetPortStatus(hubInstance, hubInstance->portProcess, hubInstance->portStatusBuffer, 4, USB_HostHubControlCallback, hubInstance) == kStatus_USB_Success) { hubInstance->primeStatus = (uint8_t)kPrimePortControl; processSuccess = 1U; } break; case kPortRunCheckConnectionBit: /* (4) check port connection bit */ specStatus = USB_LONG_FROM_LITTLE_ENDIAN_ADDRESS(hubInstance->portStatusBuffer); if (0U != ((1UL << PORT_CONNECTION) & specStatus)) /* PORT_CONNECTION */ { portInstance->portStatus = (uint8_t)kPortRunPortAttached; #ifdef HOST_ECHO usb_echo("PORT_CONNECTION in attach for detach\r\n"); #endif } else { processSuccess = 1U; /* port's device is detached */ portInstance->portStatus = (uint8_t)kPortRunWaitPortChange; (void)USB_HostDetachDeviceInternal(hubInstance->hostHandle, portInstance->deviceHandle); portInstance->deviceHandle = NULL; hubGlobal->hubProcess = NULL; hubInstance->portProcess = 0U; USB_HostHubGetInterruptStatus(hubInstance); } break; #if ((defined(USB_HOST_CONFIG_LOW_POWER_MODE)) && (USB_HOST_CONFIG_LOW_POWER_MODE > 0U)) case kPortRunClearCPortSuspend: portInstance->portStatus = (uint8_t)kPortRunCheckPortSuspend; /* update as next state */ /* get port status bits */ if (USB_HostHubGetPortStatus(hubInstance, hubInstance->portProcess, hubInstance->portStatusBuffer, 4, USB_HostHubControlCallback, hubInstance) == kStatus_USB_Success) { hubInstance->primeStatus = (uint8_t)kPrimePortControl; processSuccess = 1U; } break; case kPortRunCheckPortSuspend: specStatus = USB_LONG_FROM_LITTLE_ENDIAN_ADDRESS(hubInstance->portStatusBuffer); if (0U != ((1UL << PORT_SUSPEND) & specStatus)) { portInstance->portStatus = (uint8_t)kPortRunPortSuspended; /* update as next state */ /* call host callback function, function is initialized in USB_HostInit */ (void)hostPointer->deviceCallback(hostPointer->suspendedDevice, NULL, kUSB_HostEventSuspended); /* call host callback function */ } else { portInstance->portStatus = (uint8_t)kPortRunPortAttached; /* update as next state */ /* call host callback function, function is initialized in USB_HostInit */ (void)hostPointer->deviceCallback(hostPointer->suspendedDevice, NULL, kUSB_HostEventResumed); /* call host callback function */ hostPointer->suspendedDevice = NULL; } break; #endif default: /*no action*/ break; } if (processSuccess == 0U) { portInstance->portStatus = (uint8_t)kPortRunPortAttached; hubGlobal->hubProcess = NULL; hubInstance->portProcess = 0U; USB_HostHubGetInterruptStatus(hubInstance); } } static void USB_HostHubProcessData(usb_host_hub_global_t *hubGlobal, usb_host_hub_instance_t *hubInstance) { uint8_t needPrimeInterrupt = 1U; uint8_t portIndex; /* process the port which status change */ for (portIndex = 0U; portIndex <= hubInstance->portCount; ++portIndex) { if (0U != ((0x01U << (portIndex & 0x07U)) & (hubInstance->hubBitmapBuffer[portIndex >> 3U]))) { if (portIndex == 0U) /* hub status change */ { if ((hubGlobal->hubProcess == NULL) || ((hubGlobal->hubProcess == hubInstance) && (hubInstance->portProcess == 0U))) { hubInstance->hubStatus = (uint8_t)kHubRunGetStatusDone; if (USB_HostHubGetStatus(hubInstance, hubInstance->hubStatusBuffer, 4U, USB_HostHubControlCallback, hubInstance) != kStatus_USB_Success) { #ifdef HOST_ECHO usb_echo("error in usb_class_hub_get_status\r\n"); #endif hubInstance->hubStatus = (uint8_t)kHubRunIdle; } else { hubInstance->primeStatus = (uint8_t)kPrimeHubControl; return; /* return replace break because the misra */ } } } else /* port's status change */ { /* process the on-going port or process one new port */ if ((hubGlobal->hubProcess == NULL) || ((hubGlobal->hubProcess == hubInstance) && (hubInstance->portProcess == 0U)) || ((hubGlobal->hubProcess == hubInstance) && (hubInstance->portProcess == portIndex))) { if (hubInstance->controlTransfer == NULL) { hubGlobal->hubProcess = hubInstance; hubInstance->portProcess = portIndex; needPrimeInterrupt = 0U; USB_HostHubProcessPort(hubInstance); } break; /* process the port change in turn */ } } } } if (needPrimeInterrupt == 1U) { USB_HostHubGetInterruptStatus(hubInstance); } } static void USB_HostHubControlCallback(void *param, uint8_t *data, uint32_t data_len, usb_status_t status) { usb_host_hub_instance_t *hubInstance = (usb_host_hub_instance_t *)param; usb_host_hub_global_t *hubGlobal = USB_HostHubGetHubList(hubInstance->hostHandle); if (hubGlobal == NULL) { return; } if (hubInstance->invalid == 1U) { return; } if (status != kStatus_USB_Success) { /* if transfer fail, prime a new interrupt in transfer */ hubInstance->primeStatus = (uint8_t)kPrimeNone; hubGlobal->hubProcess = NULL; hubInstance->portProcess = 0U; USB_HostHubGetInterruptStatus(hubInstance); return; } if (hubInstance->primeStatus == (uint8_t)kPrimeHubControl) /* hub related control transfer */ { hubInstance->primeStatus = (uint8_t)kPrimeNone; USB_HostHubProcess(hubInstance); } else if (hubInstance->primeStatus == (uint8_t)kPrimePortControl) /* hub's port related control transfer */ { hubInstance->primeStatus = (uint8_t)kPrimeNone; USB_HostHubProcessPort(hubInstance); } else { /*no action*/ } } #if ((defined(USB_HOST_CONFIG_LOW_POWER_MODE) && (USB_HOST_CONFIG_LOW_POWER_MODE > 0U)) || \ (defined(USB_HOST_CONFIG_COMPLIANCE_TEST) && (USB_HOST_CONFIG_COMPLIANCE_TEST > 0U))) /*! * @brief get device's hub device instance. * * @param parent_hub_no device's parent hub instance. * * @return think time value. */ usb_host_hub_instance_t *USB_HostHubGetHubDeviceHandle(usb_host_handle hostHandle, uint8_t parentHubNo) { usb_host_hub_instance_t *hubInstance; uint32_t deviceAddress = 0U; usb_host_hub_global_t *hubGlobal = USB_HostHubGetHubList(hostHandle); if (hubGlobal == NULL) { return NULL; } hubInstance = hubGlobal->hubList; /* get parentHubNo's hub instance handle */ while (hubInstance != NULL) { (void)USB_HostHelperGetPeripheralInformation(hubInstance->deviceHandle, (uint32_t)kUSB_HostGetDeviceAddress, &deviceAddress); if (parentHubNo == deviceAddress) { break; } hubInstance = hubInstance->next; } if (hubInstance != NULL) { return hubInstance; } return (usb_host_hub_instance_t *)NULL; } #endif #if ((defined(USB_HOST_CONFIG_LOW_POWER_MODE)) && (USB_HOST_CONFIG_LOW_POWER_MODE > 0U)) static void USB_HostSetHubRequestCallback(void *param, usb_host_transfer_t *transfer, usb_status_t status) { usb_host_instance_t *hostInstance = (usb_host_instance_t *)param; (void)USB_HostFreeTransfer(param, transfer); if (kStatus_USB_Success == status) { /* call host callback function, function is initialized in USB_HostInit */ (void)hostInstance->deviceCallback(hostInstance->suspendedDevice, NULL, kUSB_HostEventSuspended); /* call host callback function */ } else { /* call host callback function, function is initialized in USB_HostInit */ (void)hostInstance->deviceCallback(hostInstance->suspendedDevice, NULL, kUSB_HostEventNotSuspended); /* call host callback function */ } } static void USB_HostClearHubRequestCallback(void *param, usb_host_transfer_t *transfer, usb_status_t status) { (void)USB_HostFreeTransfer(param, transfer); if (kStatus_USB_Success == status) { } } static void USB_HostHubRemoteWakeupCallback(void *param, usb_host_transfer_t *transfer, usb_status_t status) { usb_host_hub_instance_t *hubInstance; usb_host_instance_t *hostInstance; usb_host_device_instance_t *deviceInstance; if (NULL == param) { return; } hubInstance = (usb_host_hub_instance_t *)param; hostInstance = (usb_host_instance_t *)hubInstance->hostHandle; if (NULL == hostInstance) { return; } (void)USB_HostFreeTransfer(hostInstance, transfer); if (kStatus_USB_Success != status) { (void)usb_echo("Transfer failed to set remote wakeup request to HUB.\r\n"); } if (kStatus_USB_Success == status) { hubInstance->controlRetry = USB_HOST_HUB_REMOTE_WAKEUP_TIMES; hubInstance = hubInstance->next; while (NULL != hubInstance) { hubInstance->controlRetry = USB_HOST_HUB_REMOTE_WAKEUP_TIMES; if (0U != hubInstance->supportRemoteWakeup) { (void)usb_echo("Set HUB remote wakeup feature: level %d, address %d.\r\n", ((usb_host_device_instance_t *)hubInstance->deviceHandle)->level, ((usb_host_device_instance_t *)hubInstance->deviceHandle)->setAddress); status = USB_HostSendHubRequest( hubInstance->deviceHandle, USB_REQUEST_TYPE_RECIPIENT_DEVICE | USB_REQUEST_TYPE_DIR_OUT | USB_REQUEST_TYPE_TYPE_STANDARD, USB_REQUEST_STANDARD_SET_FEATURE, USB_REQUEST_STANDARD_FEATURE_SELECTOR_DEVICE_REMOTE_WAKEUP, 0, USB_HostHubRemoteWakeupCallback, hubInstance); if (kStatus_USB_Success != status) { (void)usb_echo("Send set remote wakeup request to HUB failed.\r\n"); } break; } hubInstance = hubInstance->next; } } else { if (0U != hubInstance->controlRetry) { hubInstance->controlRetry--; (void)usb_echo("Retry...\r\n", ((usb_host_device_instance_t *)hubInstance->deviceHandle)->level, ((usb_host_device_instance_t *)hubInstance->deviceHandle)->setAddress); status = USB_HostSendHubRequest( hubInstance->deviceHandle, USB_REQUEST_TYPE_RECIPIENT_DEVICE | USB_REQUEST_TYPE_DIR_OUT | USB_REQUEST_TYPE_TYPE_STANDARD, USB_REQUEST_STANDARD_SET_FEATURE, USB_REQUEST_STANDARD_FEATURE_SELECTOR_DEVICE_REMOTE_WAKEUP, 0, USB_HostHubRemoteWakeupCallback, hubInstance); if (kStatus_USB_Success != status) { (void)usb_echo("Send set remote wakeup request to HUB failed.\r\n"); } } else { (void)usb_echo("Transfer failed to set remote wakeup request to HUB.\r\n"); } } if (kStatus_USB_Success != status) { /* call host callback function, function is initialized in USB_HostInit */ (void)hostInstance->deviceCallback(hostInstance->suspendedDevice, NULL, kUSB_HostEventNotSuspended); return; } if (NULL == hubInstance) { status = kStatus_USB_Error; deviceInstance = (usb_host_device_instance_t *)hostInstance->suspendedDevice; if (NULL == deviceInstance) { usb_host_bus_control_t type = kUSB_HostBusSuspend; /* the callbackFn is initialized in USB_HostGetControllerInterface */ status = hostInstance->controllerTable->controllerIoctl(hostInstance->controllerHandle, kUSB_HostBusControl, &type); if (kStatus_USB_Success != status) { (void)usb_echo("Suspend USB BUS failed.\r\n"); } } else { usb_host_hub_instance_t *hubInstance4Device = USB_HostHubGetHubDeviceHandle(hostInstance, deviceInstance->hubNumber); if (NULL != hubInstance4Device) { status = USB_HostSendHubRequest( hubInstance4Device->deviceHandle, USB_REQUEST_TYPE_DIR_OUT | USB_REQUEST_TYPE_TYPE_CLASS | USB_REQUEST_TYPE_RECIPIENT_OTHER, USB_REQUEST_STANDARD_SET_FEATURE, PORT_SUSPEND, deviceInstance->portNumber, USB_HostSetHubRequestCallback, hostInstance); if (kStatus_USB_Success != status) { (void)usb_echo("Send suspend request to HUB is failed.\r\n"); } } else { (void)usb_echo("Invalid HUB instance of device.\r\n"); } } if (kStatus_USB_Success != status) { /* call host callback function, function is initialized in USB_HostInit */ (void)hostInstance->deviceCallback(hostInstance->suspendedDevice, NULL, kUSB_HostEventNotSuspended); return; } } } static usb_status_t USB_HostSendHubRequest(usb_device_handle deviceHandle, uint8_t requestType, uint8_t request, uint16_t wvalue, uint16_t windex, host_inner_transfer_callback_t callbackFn, void *callbackParam) { usb_host_device_instance_t *deviceInstance = (usb_host_device_instance_t *)deviceHandle; usb_host_transfer_t *transfer; /* get transfer */ if (USB_HostMallocTransfer(deviceInstance->hostHandle, &transfer) != kStatus_USB_Success) { #ifdef HOST_ECHO usb_echo("error to get transfer\r\n"); #endif return kStatus_USB_Error; } /* initialize transfer */ transfer->transferBuffer = NULL; transfer->transferLength = 0U; transfer->callbackFn = callbackFn; transfer->callbackParam = callbackParam; transfer->setupPacket->bmRequestType = requestType; transfer->setupPacket->bRequest = request; transfer->setupPacket->wValue = USB_SHORT_TO_LITTLE_ENDIAN(wvalue); transfer->setupPacket->wIndex = USB_SHORT_TO_LITTLE_ENDIAN(windex); transfer->setupPacket->wLength = USB_SHORT_TO_LITTLE_ENDIAN(0U); /* send transfer */ if (USB_HostSendSetup(deviceInstance->hostHandle, deviceInstance->controlPipe, transfer) != kStatus_USB_Success) { #ifdef HOST_ECHO usb_echo("Error in sending hub set report!\r\n"); #endif (void)USB_HostFreeTransfer(deviceInstance->hostHandle, transfer); return kStatus_USB_Error; } return kStatus_USB_Success; } #endif void USB_HostHubInterruptInCallback(void *param, uint8_t *data, uint32_t data_len, usb_status_t status) { usb_host_hub_instance_t *hubInstance = (usb_host_hub_instance_t *)param; usb_host_hub_global_t *hubGlobal = USB_HostHubGetHubList(hubInstance->hostHandle); if (hubGlobal == NULL) { return; } if (hubInstance->invalid == 1U) { return; } /* interrupt data received */ hubInstance->primeStatus = (uint8_t)kPrimeNone; if (status != kStatus_USB_Success) { #ifdef HOST_ECHO usb_echo("hub interrupt in data callback error\r\n"); #endif /* prime nexe interrupt transfer */ if (hubInstance->controlTransfer == NULL) { hubGlobal->hubProcess = NULL; hubInstance->portProcess = 0; USB_HostHubGetInterruptStatus(hubInstance); } } else { USB_HostHubProcessData(hubGlobal, hubInstance); /* process the interrupt data */ } } /*! * @brief host hub callback function. * * This function should be called in the host callback function. * * @param hostHandle host handle. * @param deviceHandle device handle. * @param configurationHandle attached device's configuration descriptor information. * @param event_code callback event code, please reference to enumeration host_event_t. * * @retval kStatus_USB_Success The host is initialized successfully. * @retval kStatus_USB_NotSupported The configuration don't contain hub interface. */ usb_status_t USB_HostHubDeviceEvent(usb_host_handle hostHandle, usb_device_handle deviceHandle, usb_host_configuration_handle configurationHandle, uint32_t eventCode) { usb_host_configuration_t *configuration; usb_host_interface_t *interface; uint8_t interfaceIndex; uint8_t id; usb_status_t status = kStatus_USB_Success; usb_host_class_handle hubClassHandle = NULL; usb_host_hub_instance_t *hubInstance; usb_host_hub_instance_t *prevInstance; uint32_t infoValue = 0U; osa_status_t osaStatus; usb_host_hub_global_t *hubGlobal = USB_HostHubGetHubList(hostHandle); usb_host_event_t hostEventCode = (usb_host_event_t)eventCode; if (hubGlobal == NULL) { return kStatus_USB_Error; } switch (hostEventCode) { case kUSB_HostEventAttach: /* judge whether is configurationHandle supported */ configuration = (usb_host_configuration_t *)configurationHandle; for (interfaceIndex = 0U; interfaceIndex < configuration->interfaceCount; ++interfaceIndex) { interface = &configuration->interfaceList[interfaceIndex]; id = interface->interfaceDesc->bInterfaceClass; if (id != USB_HOST_HUB_CLASS_CODE) { continue; } id = interface->interfaceDesc->bInterfaceSubClass; if (id != USB_HOST_HUB_SUBCLASS_CODE_NONE) { continue; } else { (void)USB_HostHelperGetPeripheralInformation(deviceHandle, (uint32_t)kUSB_HostGetDeviceLevel, &infoValue); if (infoValue > 5U) { #if ((defined USB_HOST_CONFIG_COMPLIANCE_TEST) && (USB_HOST_CONFIG_COMPLIANCE_TEST)) (void)usb_echo("Host can support max 5 level hubs\r\n"); #endif continue; } /* the interface is hub */ s_HubDeviceHandle = deviceHandle; s_HubInterfaceHandle = interface; #if ((defined(USB_HOST_CONFIG_LOW_POWER_MODE)) && (USB_HOST_CONFIG_LOW_POWER_MODE > 0U)) s_HubConfiguration = configuration; #endif return kStatus_USB_Success; } } status = kStatus_USB_NotSupported; break; case kUSB_HostEventEnumerationDone: /* the device enumeration is done */ if ((s_HubDeviceHandle != NULL) && (s_HubInterfaceHandle != NULL)) { /* print hub information */ (void)USB_HostHelperGetPeripheralInformation(deviceHandle, (uint32_t)kUSB_HostGetDeviceLevel, &infoValue); (void)usb_echo("hub attached:level=%u ", infoValue); (void)USB_HostHelperGetPeripheralInformation(deviceHandle, (uint32_t)kUSB_HostGetDeviceAddress, &infoValue); (void)usb_echo("address=%u\r\n", infoValue); /* initialize hub mutex */ if (hubGlobal->hubMutex == (osa_mutex_handle_t)NULL) { hubGlobal->hubMutex = (osa_mutex_handle_t)(&hubGlobal->mutexBuffer[0]); osaStatus = OSA_MutexCreate(hubGlobal->hubMutex); if (osaStatus != KOSA_StatusSuccess) { hubGlobal->hubMutex = NULL; #ifdef HOST_ECHO (void)usb_echo("hub mutex error\r\n"); #endif } } /* initialize hub class instance */ status = USB_HostHubInit(s_HubDeviceHandle, &hubClassHandle); hubInstance = (usb_host_hub_instance_t *)hubClassHandle; /* link hub instance to list */ if (USB_HostHubLockMutexCheck()) { (void)USB_HostHubLock(); } hubInstance->next = hubGlobal->hubList; hubGlobal->hubList = hubInstance; if (USB_HostHubLockMutexCheck()) { (void)USB_HostHubUnlock(); } #if ((defined(USB_HOST_CONFIG_LOW_POWER_MODE)) && (USB_HOST_CONFIG_LOW_POWER_MODE > 0U)) hubInstance->supportRemoteWakeup = 0U; hubInstance->controlRetry = USB_HOST_HUB_REMOTE_WAKEUP_TIMES; if (0U != (s_HubConfiguration->configurationDesc->bmAttributes & USB_DESCRIPTOR_CONFIGURE_ATTRIBUTE_REMOTE_WAKEUP_MASK)) { hubInstance->supportRemoteWakeup = 1U; } #endif /* set hub instance's interface */ if (status == kStatus_USB_Success) { hubInstance->primeStatus = (uint8_t)kPrimeHubControl; hubInstance->hubStatus = (uint8_t)kHubRunWaitSetInterface; if (USB_HostHubSetInterface(hubClassHandle, s_HubInterfaceHandle, 0, USB_HostHubControlCallback, hubInstance) != kStatus_USB_Success) { hubInstance->hubStatus = (uint8_t)kHubRunInvalid; } } } break; case kUSB_HostEventDetach: /* the device is detached */ hubInstance = NULL; /* get device's hub instance handle */ if (USB_HostHubLockMutexCheck()) { (void)USB_HostHubLock(); } prevInstance = hubGlobal->hubList; if (prevInstance->deviceHandle == deviceHandle) { hubInstance = prevInstance; hubGlobal->hubList = prevInstance->next; } else { hubInstance = prevInstance->next; while (hubInstance != NULL) { if (hubInstance->deviceHandle == deviceHandle) { prevInstance->next = hubInstance->next; break; } prevInstance = hubInstance; hubInstance = hubInstance->next; } } if (USB_HostHubLockMutexCheck()) { (void)USB_HostHubUnlock(); } if (hubInstance != NULL) { if (hubInstance == hubGlobal->hubProcess) { hubGlobal->hubProcess = NULL; } /* print hub information */ (void)USB_HostHelperGetPeripheralInformation(hubInstance->deviceHandle, (uint32_t)kUSB_HostGetDeviceLevel, &infoValue); (void)usb_echo("hub detached:level=%u ", infoValue); (void)USB_HostHelperGetPeripheralInformation(deviceHandle, (uint32_t)kUSB_HostGetDeviceAddress, &infoValue); (void)usb_echo("address=%u\r\n", infoValue); hubInstance->invalid = 1U; /* detach hub ports' devices */ for (uint8_t portIndex = 0U; portIndex < hubInstance->portCount; ++portIndex) { if ((hubInstance->portList != NULL) && (hubInstance->portList[portIndex].deviceHandle != NULL)) { (void)USB_HostDetachDeviceInternal(hubInstance->hostHandle, hubInstance->portList[portIndex].deviceHandle); hubInstance->portList[portIndex].deviceHandle = NULL; } } if (hubInstance->portList != NULL) { (void)OSA_MemoryFree(hubInstance->portList); } (void)USB_HostHubDeinit(deviceHandle, hubInstance); /* de-initialize hub instance */ } /* destroy hub mutex if there is no hub instance */ if (hubGlobal->hubList == NULL) { if (hubGlobal->hubMutex != NULL) { (void)OSA_MutexDestroy(hubGlobal->hubMutex); hubGlobal->hubMutex = NULL; } } status = kStatus_USB_Success; break; default: /*action*/ break; } return status; } /*! * @brief remove attached device. called by USB_HostRemoveDevice. * * @param hubNumber the device attached hub. * @param portNumber the device attached port. * * @return kStatus_USB_Success or error codes. */ usb_status_t USB_HostHubRemovePort(usb_host_handle hostHandle, uint8_t hubNumber, uint8_t portNumber) { usb_host_hub_instance_t *hubInstance; uint32_t infoValue = 0U; usb_host_hub_global_t *hubGlobal = USB_HostHubGetHubList(hostHandle); if (hubGlobal == NULL) { return kStatus_USB_Error; } /* get hub number's hub instance handle */ hubInstance = (usb_host_hub_instance_t *)hubGlobal->hubList; while (hubInstance != NULL) { (void)USB_HostHelperGetPeripheralInformation(hubInstance->deviceHandle, (uint8_t)kUSB_HostGetDeviceAddress, &infoValue); if (infoValue == hubNumber) { break; } hubInstance = hubInstance->next; } /* set port's status as default, and reset port */ if (hubInstance != NULL) { hubInstance->portList[portNumber - 1U].deviceHandle = NULL; hubInstance->portList[portNumber - 1U].portStatus = (uint8_t)kPortRunInvalid; if (hubInstance->portProcess == portNumber) { hubInstance->portProcess = 0U; } (void)USB_HostHubSendPortReset(hubInstance, portNumber); } return kStatus_USB_Error; } /*! * @brief get device's high-speed hub's address. * * @param parent_hub_no device's parent hub's address. * * @return hub number. */ uint32_t USB_HostHubGetHsHubNumber(usb_host_handle hostHandle, uint8_t parentHubNo) { usb_host_hub_instance_t *hubInstance; uint32_t deviceInfo = 0U; uint32_t hubNumber = 0U; usb_host_hub_global_t *hubGlobal = USB_HostHubGetHubList(hostHandle); if (hubGlobal == NULL) { return 0U; } hubInstance = hubGlobal->hubList; /* get parentHubNo's hub instance handle */ while (hubInstance != NULL) { (void)USB_HostHelperGetPeripheralInformation(hubInstance->deviceHandle, (uint32_t)kUSB_HostGetDeviceAddress, &deviceInfo); if (parentHubNo == deviceInfo) { break; } hubInstance = hubInstance->next; } if (hubInstance != NULL) { (void)USB_HostHelperGetPeripheralInformation(hubInstance->deviceHandle, (uint32_t)kUSB_HostGetDeviceSpeed, &deviceInfo); if (deviceInfo == USB_SPEED_HIGH) /* parent hub is HS */ { hubNumber = parentHubNo; } else /* parent hub is not HS */ { (void)USB_HostHelperGetPeripheralInformation(hubInstance->deviceHandle, (uint32_t)kUSB_HostGetDeviceHSHubNumber, &hubNumber); } return hubNumber; } return 0U; } /*! * @brief get device's high-speed hub's port number. * * @param parent_hub_no device's parent hub's address. * @param parent_port_no device's parent port no. * * @return port number. */ uint32_t USB_HostHubGetHsHubPort(usb_host_handle hostHandle, uint8_t parentHubNo, uint8_t parentPortNo) { usb_host_hub_instance_t *hubInstance; uint32_t deviceInfo = 0U; uint32_t hubPort = 0U; usb_host_hub_global_t *hubGlobal = USB_HostHubGetHubList(hostHandle); if (hubGlobal == NULL) { return 0U; } hubInstance = hubGlobal->hubList; /* get parentHubNo's hub instance handle */ while (hubInstance != NULL) { (void)USB_HostHelperGetPeripheralInformation(hubInstance->deviceHandle, (uint32_t)kUSB_HostGetDeviceAddress, &deviceInfo); if (parentHubNo == deviceInfo) { break; } hubInstance = hubInstance->next; } if (hubInstance != NULL) { (void)USB_HostHelperGetPeripheralInformation(hubInstance->deviceHandle, (uint32_t)kUSB_HostGetDeviceSpeed, &deviceInfo); if (deviceInfo == USB_SPEED_HIGH) /* parent hub is HS */ { hubPort = parentPortNo; } else /* parent hub is not HS */ { (void)USB_HostHelperGetPeripheralInformation(hubInstance->deviceHandle, (uint32_t)kUSB_HostGetDeviceHSHubNumber, &hubPort); } return hubPort; } return 0; } /*! * @brief get device's hub total think time. * * @param parent_hub_no device's parent hub's address. * * @return think time value. */ uint32_t USB_HostHubGetTotalThinkTime(usb_host_handle hostHandle, uint8_t parentHubNo) { usb_host_hub_instance_t *hubInstance; uint32_t deviceAddress = 0U; usb_host_hub_global_t *hubGlobal = USB_HostHubGetHubList(hostHandle); if (hubGlobal == NULL) { return 0U; } hubInstance = hubGlobal->hubList; /* get parentHubNo's hub instance handle */ while (hubInstance != NULL) { (void)USB_HostHelperGetPeripheralInformation(hubInstance->deviceHandle, (uint32_t)kUSB_HostGetDeviceAddress, &deviceAddress); if (parentHubNo == deviceAddress) { break; } hubInstance = hubInstance->next; } if (hubInstance != NULL) { return hubInstance->totalThinktime; } return 0; } #if ((defined(USB_HOST_CONFIG_LOW_POWER_MODE)) && (USB_HOST_CONFIG_LOW_POWER_MODE > 0U)) /*! * @brief Suspend the device. * * @param hostHandle Host instance. * * @return kStatus_USB_Success or error codes. * */ usb_status_t USB_HostHubSuspendDevice(usb_host_handle hostHandle) { usb_host_instance_t *hostInstance; usb_host_hub_instance_t *hubInstance; usb_status_t status = kStatus_USB_Error; usb_host_hub_global_t *hubGlobal = USB_HostHubGetHubList(hostHandle); if (hubGlobal == NULL) { return kStatus_USB_Error; } hubInstance = hubGlobal->hubList; if (NULL == hostHandle) { return kStatus_USB_InvalidHandle; } hostInstance = (usb_host_instance_t *)hostHandle; if (NULL == hubInstance) { usb_host_bus_control_t type = kUSB_HostBusSuspend; /* the callbackFn is initialized in USB_HostGetControllerInterface */ status = hostInstance->controllerTable->controllerIoctl(hostInstance->controllerHandle, kUSB_HostBusControl, &type); if (kStatus_USB_Success != status) { (void)usb_echo("Suspend USB BUS failed.\r\n"); } return status; } /* Scan HUB instance handle */ while (hubInstance != NULL) { hubInstance->controlRetry = USB_HOST_HUB_REMOTE_WAKEUP_TIMES; if (0U != hubInstance->supportRemoteWakeup) { (void)usb_echo("Set HUB remote wakeup feature: level %d, address %d.\r\n", ((usb_host_device_instance_t *)hubInstance->deviceHandle)->level, ((usb_host_device_instance_t *)hubInstance->deviceHandle)->setAddress); status = USB_HostSendHubRequest( hubInstance->deviceHandle, USB_REQUEST_TYPE_RECIPIENT_DEVICE | USB_REQUEST_TYPE_DIR_OUT | USB_REQUEST_TYPE_TYPE_STANDARD, USB_REQUEST_STANDARD_SET_FEATURE, USB_REQUEST_STANDARD_FEATURE_SELECTOR_DEVICE_REMOTE_WAKEUP, 0, USB_HostHubRemoteWakeupCallback, hubInstance); break; } hubInstance = hubInstance->next; } if (NULL == hubInstance) { usb_host_device_instance_t *deviceInstance = (usb_host_device_instance_t *)hostInstance->suspendedDevice; if (NULL == deviceInstance) { usb_host_bus_control_t type = kUSB_HostBusSuspend; /* the callbackFn is initialized in USB_HostGetControllerInterface */ status = hostInstance->controllerTable->controllerIoctl(hostInstance->controllerHandle, kUSB_HostBusControl, &type); if (kStatus_USB_Success != status) { (void)usb_echo("Suspend USB BUS failed.\r\n"); } } else { usb_host_hub_instance_t *hubInstance4Device = USB_HostHubGetHubDeviceHandle(hostHandle, deviceInstance->hubNumber); if (NULL != hubInstance4Device) { status = USB_HostSendHubRequest( hubInstance4Device->deviceHandle, USB_REQUEST_TYPE_DIR_OUT | USB_REQUEST_TYPE_TYPE_CLASS | USB_REQUEST_TYPE_RECIPIENT_OTHER, USB_REQUEST_STANDARD_SET_FEATURE, PORT_SUSPEND, deviceInstance->portNumber, USB_HostSetHubRequestCallback, hostInstance); if (kStatus_USB_Success != status) { (void)usb_echo("Send suspend request to HUB is failed.\r\n"); } } else { (void)usb_echo("Invalid HUB instance of device.\r\n"); } } } return status; } /*! * @brief Resume the device. * * @param hostHandle Host instance. * * @return kStatus_USB_Success or error codes. * */ usb_status_t USB_HostHubResumeDevice(usb_host_handle hostHandle) { usb_host_instance_t *hostInstance; usb_host_device_instance_t *deviceInstance; usb_host_hub_instance_t *hubInstance = NULL; usb_status_t status = kStatus_USB_Error; if (NULL == hostHandle) { return kStatus_USB_InvalidHandle; } hostInstance = (usb_host_instance_t *)hostHandle; deviceInstance = (usb_host_device_instance_t *)hostInstance->suspendedDevice; if (NULL == deviceInstance) { return kStatus_USB_InvalidHandle; } hubInstance = USB_HostHubGetHubDeviceHandle(hostHandle, deviceInstance->hubNumber); if (NULL != hubInstance) { status = USB_HostSendHubRequest( hubInstance->deviceHandle, USB_REQUEST_TYPE_DIR_OUT | USB_REQUEST_TYPE_TYPE_CLASS | USB_REQUEST_TYPE_RECIPIENT_OTHER, USB_REQUEST_STANDARD_CLEAR_FEATURE, PORT_SUSPEND, deviceInstance->portNumber, USB_HostClearHubRequestCallback, hostInstance); } return status; } #endif #endif /* USB_HOST_CONFIG_HUB */