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Merge "UsbService: Make USB disconnect handling for accessory mode more robust" into honeycomb-mr1

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This commit is contained in:
Mike Lockwood
2011-03-29 22:14:27 -07:00
committed by Android (Google) Code Review
parent 0664a4b18c 4f0f3561ed
commit 44e4b99f82
1 changed files with 11 additions and 6 deletions
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17
services/java/com/android/server/usb/UsbService.java
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@ -561,11 +561,14 @@ public class UsbService extends IUsbManager.Stub {
case MSG_UPDATE_STATE:
if (mConnected != mLastConnected || mConfiguration != mLastConfiguration) {
if (mConnected == 0) {
// make sure accessory mode is off, and restore default functions
if (mCurrentAccessory != null && UsbManager.setFunctionEnabled(
UsbManager.USB_FUNCTION_ACCESSORY, false)) {
if (UsbManager.isFunctionEnabled(
UsbManager.USB_FUNCTION_ACCESSORY)) {
// make sure accessory mode is off, and restore default functions
Log.d(TAG, "exited USB accessory mode");
if (!UsbManager.setFunctionEnabled
(UsbManager.USB_FUNCTION_ACCESSORY, false)) {
Log.e(TAG, "could not disable accessory function");
}
int count = mDefaultFunctions.size();
for (int i = 0; i < count; i++) {
String function = mDefaultFunctions.get(i);
@ -574,8 +577,10 @@ public class UsbService extends IUsbManager.Stub {
}
}
mDeviceManager.accessoryDetached(mCurrentAccessory);
mCurrentAccessory = null;
if (mCurrentAccessory != null) {
mDeviceManager.accessoryDetached(mCurrentAccessory);
mCurrentAccessory = null;
}
}
}