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00039 #include <AUDDSpeakerDriver.h>
00040
00041 #include <AUDDSpeakerPhone.h>
00042
00043 #include <USBLib_Trace.h>
00044
00045 #include <AUDRequests.h>
00046
00047 #include "USBD.h"
00048 #include <USBD_HAL.h>
00049 #include <USBDDriver.h>
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00058 typedef struct _AUDDSpeakerDriver {
00059
00060 AUDDSpeakerPhone fun;
00061
00062 AUDDStream speaker;
00063
00064 uint8_t bAltInterfaces[AUDDSpeakerDriver_NUMINTERFACES];
00065 } AUDDSpeakerDriver;
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00072 static AUDDSpeakerDriver auddSpeakerDriver;
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00089 static void AUDDSpeaker_EventCallback(uint32_t ec,
00090 uint8_t channel,
00091 AUDDStream *pArg)
00092 {
00093 if (ec == AUDD_EC_MuteChanged) {
00094 if (AUDDSpeakerDriver_MuteChanged != NULL)
00095 AUDDSpeakerDriver_MuteChanged(channel, pArg->bmMute);
00096 }
00097 else if (ec == AUDD_EC_VolumeChanged) {
00098
00099 }
00100 }
00101
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00109
00110 void AUDDSpeakerDriver_Initialize(const USBDDriverDescriptors *pDescriptors)
00111 {
00112 AUDDSpeakerDriver *pAudd = &auddSpeakerDriver;
00113 AUDDSpeakerPhone *pAudf = &pAudd->fun;
00114 AUDDStream *pAuds = &pAudd->speaker;
00115 USBDDriver *pUsbd = USBD_GetDriver();
00116
00117 AUDDSpeakerPhone_InitializeStream(
00118 pAuds, AUDDSpeakerDriver_NUMCHANNELS, 0,
00119 (AUDDStreamEventCallback)AUDDSpeaker_EventCallback, pAuds);
00120
00121 AUDDSpeakerPhone_Initialize(
00122 pAudf, pUsbd, pAuds, 0);
00123
00124
00125 USBDDriver_Initialize(pUsbd,
00126 pDescriptors,
00127 pAudd->bAltInterfaces);
00128 USBD_Init();
00129 }
00130
00131
00132
00133
00134
00135
00136 void AUDDSpeakerDriver_ConfigurationChangeHandler(uint8_t cfgnum)
00137 {
00138 AUDDSpeakerDriver *pAudd = &auddSpeakerDriver;
00139 AUDDSpeakerPhone *pAudf = &pAudd->fun;
00140 const USBDDriverDescriptors *pDescriptors = pAudf->pUsbd->pDescriptors;
00141 USBConfigurationDescriptor *pDesc;
00142
00143 if (cfgnum > 0) {
00144
00145
00146 if (USBD_HAL_IsHighSpeed() && pDescriptors->pHsConfiguration)
00147 pDesc = (USBConfigurationDescriptor*)pDescriptors->pHsConfiguration;
00148 else
00149 pDesc = (USBConfigurationDescriptor*)pDescriptors->pFsConfiguration;
00150
00151 AUDDSpeakerPhone_ParseInterfaces(pAudf,
00152 (USBGenericDescriptor*)pDesc,
00153 pDesc->wTotalLength);
00154 }
00155 }
00156
00157
00158
00159
00160
00161
00162
00163 void AUDDSpeakerDriver_InterfaceSettingChangedHandler(uint8_t interface,
00164 uint8_t setting)
00165 {
00166 AUDDSpeakerDriver *pSpeakerd = &auddSpeakerDriver;
00167 AUDDSpeakerPhone *pAudf = &pSpeakerd->fun;
00168
00169 if (setting == 0) {
00170 AUDDSpeakerPhone_CloseStream(pAudf, interface);
00171 }
00172
00173 if (NULL != AUDDSpeakerDriver_StreamSettingChanged)
00174 AUDDSpeakerDriver_StreamSettingChanged(setting);
00175 }
00176
00177
00178
00179
00180
00181
00182 void AUDDSpeakerDriver_RequestHandler(const USBGenericRequest *request)
00183 {
00184 AUDDSpeakerDriver *pAudd = &auddSpeakerDriver;
00185 AUDDSpeakerPhone *pAudf = &pAudd->fun;
00186 USBDDriver *pUsbd = pAudf->pUsbd;
00187
00188 TRACE_INFO_WP("NewReq ");
00189
00190
00191 if (AUDDSpeakerPhone_RequestHandler(pAudf, request) == USBRC_SUCCESS) {
00192 return;
00193 }
00194
00195
00196 if (USBGenericRequest_GetType(request) == USBGenericRequest_STANDARD) {
00197
00198 USBDDriver_RequestHandler(pUsbd, request);
00199 }
00200
00201 else {
00202
00203 TRACE_WARNING(
00204 "AUDDSpeakerDriver_RequestHandler: Unsupported request (%d,%x)\n\r",
00205 USBGenericRequest_GetType(request),
00206 USBGenericRequest_GetRequest(request));
00207 USBD_Stall(0);
00208 }
00209 }
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00222 uint8_t AUDDSpeakerDriver_Read(void *buffer,
00223 uint32_t length,
00224 TransferCallback callback,
00225 void *argument)
00226 {
00227 AUDDSpeakerDriver *pAudd = &auddSpeakerDriver;
00228 AUDDSpeakerPhone *pAudf = &pAudd->fun;
00229 return USBD_Read(pAudf->pSpeaker->bEndpointOut,
00230 buffer, length,
00231 callback, argument);
00232 }
00233
00234