diff options
Diffstat (limited to 'src/com/android/settings/connecteddevice/usb/UsbBackend.java')
| -rw-r--r-- | src/com/android/settings/connecteddevice/usb/UsbBackend.java | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/src/com/android/settings/connecteddevice/usb/UsbBackend.java b/src/com/android/settings/connecteddevice/usb/UsbBackend.java index 15922005d4..d54851709b 100644 --- a/src/com/android/settings/connecteddevice/usb/UsbBackend.java +++ b/src/com/android/settings/connecteddevice/usb/UsbBackend.java @@ -164,6 +164,30 @@ public class UsbBackend { && mPortStatus.isRoleCombinationSupported(POWER_ROLE_SOURCE, DATA_ROLE_HOST); } + public boolean isSingleDataRoleSupported() { + return mPort != null && mPortStatus != null + && ((!mPortStatus + .isRoleCombinationSupported(POWER_ROLE_SINK, DATA_ROLE_HOST) + && !mPortStatus + .isRoleCombinationSupported(POWER_ROLE_SOURCE, DATA_ROLE_HOST)) + || (!mPortStatus + .isRoleCombinationSupported(POWER_ROLE_SINK, DATA_ROLE_DEVICE) + && !mPortStatus + .isRoleCombinationSupported(POWER_ROLE_SOURCE, DATA_ROLE_DEVICE))); + } + + public boolean isSinglePowerRoleSupported() { + return mPort != null && mPortStatus != null + && ((!mPortStatus + .isRoleCombinationSupported(POWER_ROLE_SINK, DATA_ROLE_DEVICE) + && !mPortStatus + .isRoleCombinationSupported(POWER_ROLE_SINK, DATA_ROLE_HOST)) + || (!mPortStatus + .isRoleCombinationSupported(POWER_ROLE_SOURCE, DATA_ROLE_DEVICE) + && !mPortStatus + .isRoleCombinationSupported(POWER_ROLE_SOURCE, DATA_ROLE_HOST))); + } + public static String usbFunctionsToString(long functions) { // TODO replace with UsbManager.usbFunctionsToString once supported by Roboelectric return Long.toBinaryString(functions); |