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1 // Copyright (c) 2006-2009 Nokia Corporation and/or its subsidiary(-ies). |
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2 // All rights reserved. |
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3 // This component and the accompanying materials are made available |
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4 // under the terms of "Eclipse Public License v1.0" |
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5 // which accompanies this distribution, and is available |
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6 // at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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7 // |
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8 // Initial Contributors: |
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9 // Nokia Corporation - initial contribution. |
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10 // |
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11 // Contributors: |
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12 // |
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13 // Description: |
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14 // |
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15 |
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16 /** |
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17 @file |
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18 @internalComponent |
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19 */ |
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20 |
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21 #include "controllermanager.h" |
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22 |
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23 #include "broadcom_hctl_h4.h" |
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24 #include "broadcom_hctl_h4_utils.h" |
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25 |
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26 #include <bluetooth/hci/controllerstateobserver.h> |
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27 #include <bluetooth/hci/hctlchannelobserver.h> |
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28 #include <bluetooth/logger.h> |
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29 |
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30 #ifdef __FLOG_ACTIVE |
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31 _LIT8(KLogComponent, LOG_COMPONENT_HCTL_BCM_H4); |
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32 #endif |
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33 |
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34 |
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35 CControllerManager* CControllerManager::NewL(CHCTLBcmH4& aHctl) |
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36 { |
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37 LOG_STATIC_FUNC |
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38 |
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39 CControllerManager* self = new(ELeave) CControllerManager(aHctl); |
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40 return self; |
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41 } |
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42 |
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43 CControllerManager::CControllerManager(CHCTLBcmH4& aHctl) |
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44 : iHctl(aHctl) |
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45 { |
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46 LOG_FUNC |
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47 } |
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48 |
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49 TInt CControllerManager::MhpiGetPower(TBTPowerState& aState) |
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50 { |
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51 LOG_FUNC |
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52 |
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53 // Return current state. |
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54 aState = iHctl.CurrentPowerState(); |
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55 return KErrNone; |
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56 } |
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57 |
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58 TInt CControllerManager::MhpiSetPower(TBTPowerState aState) |
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59 { |
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60 LOG_FUNC |
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61 |
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62 TInt rerr = KErrAlreadyExists; |
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63 // Check that the requested state differs from the current state. |
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64 if(aState != iHctl.CurrentPowerState()) |
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65 { |
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66 __ASSERT_ALWAYS(aState == EBTOff || aState == EBTOn, |
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67 PANIC(KBcmHctlH4Panic, EUnexpectedCtrlMgrPowerState)); |
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68 __ASSERT_ALWAYS(iControllerStateObserver, |
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69 PANIC(KBcmHctlH4Panic, EStateObserverNotAvailable)); |
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70 |
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71 iControllerStateObserver->McsoProcessPowerChange(KErrNone, |
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72 MControllerStateObserver::EBTFatalChange, |
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73 aState); |
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74 |
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75 if(aState == EBTOff) |
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76 { |
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77 // Cancel any reads / writes. |
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78 iHctl.HandlePowerOff(); |
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79 } |
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80 else |
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81 { |
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82 // Re-start the sender and receiver. |
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83 iHctl.HandlePowerOn(); |
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84 } |
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85 |
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86 rerr = KErrNone; |
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87 } |
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88 |
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89 return rerr; |
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90 } |
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91 |
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92 |
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93 void CControllerManager::HardReset() |
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94 { |
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95 LOG_FUNC |
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96 |
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97 // Check if the power is currently switched off. This takes priority over |
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98 // hard reset. |
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99 if(iHctl.CurrentPowerState() == EBTOn) |
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100 { |
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101 __ASSERT_ALWAYS(iControllerStateObserver, |
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102 PANIC(KBcmHctlH4Panic, EStateObserverNotAvailable)); |
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103 |
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104 // Switch the power off then on to perform the reset. |
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105 iControllerStateObserver->McsoProcessHardResetPhaseChange(KErrNone, MControllerStateObserver::EBTFatalChange, EBTResetStarted); |
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106 // Cancel any reads / writes. |
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107 iHctl.HandlePowerOff(); |
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108 |
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109 iHctl.HandlePowerOn(); |
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110 |
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111 // Reset is complete. |
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112 iControllerStateObserver->McsoProcessHardResetPhaseChange(KErrNone, MControllerStateObserver::EBTFatalChange, EBTResetComplete); |
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113 } |
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114 } |
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115 |
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116 |
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117 void CControllerManager::SetControllerStateObserver(MControllerStateObserver& aControllerStateObserver) |
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118 { |
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119 LOG_FUNC |
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120 |
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121 iControllerStateObserver = &aControllerStateObserver; |
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122 } |