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Commit bd9dfea4 authored by Albert Wang's avatar Albert Wang Committed by Alex Johnston
Browse files

Support USB V1.3 HAL 



USB V1.3 HAL include:
1. Add api to enable/disable USB data signaling
2. Add api to inquiry HAL version

Bug: 161414036
Test: build pass and functions are working normally
Signed-off-by: default avatarAlbert Wang <albertccwang@google.com>
Change-Id: Idb946de553b63f1d9da565133306117a6a4a7dd8
parent ea106b87

cmds/svc/src/com/android/commands/svc/UsbCommand.java

+24 −1
Original line number Diff line number Diff line
@@ -55,7 +55,11 @@ public class UsbCommand extends Svc.Command { 
                + "       svc usb getGadgetHalVersion\n"

                + "         Gets current Gadget Hal Version\n"

                + "         possible values of Hal version are any of 'unknown', 'V1_0', 'V1_1',\n"

                + "         'V1_2'\n";

                + "         'V1_2'\n"

                + "       svc usb getUsbHalVersion\n"

                + "         Gets current USB Hal Version\n"

                + "         possible values of Hal version are any of 'unknown', 'V1_0', 'V1_1',\n"

                + "         'V1_2', 'V1_3'\n";

    }



    @Override
@@ -111,6 +115,25 @@ public class UsbCommand extends Svc.Command { 
                    System.err.println("Error communicating with UsbManager: " + e);

                }

                return;

            } else if ("getUsbHalVersion".equals(args[1])) {

                try {

                    int version = usbMgr.getUsbHalVersion();



                    if (version == 13) {

                        System.err.println("V1_3");

                    } else if (version == 12) {

                        System.err.println("V1_2");

                    } else if (version == 11) {

                        System.err.println("V1_1");

                    } else if (version == 10) {

                        System.err.println("V1_0");

                    } else {

                        System.err.println("unknown");

                    }

                } catch (RemoteException e) {

                    System.err.println("Error communicating with UsbManager: " + e);

                }

                return;

            }

        }

        System.err.println(longHelp());

core/api/module-lib-current.txt

+6 −0
Original line number Diff line number Diff line
@@ -73,6 +73,7 @@ package android.hardware.usb { 
  public class UsbManager {

    method @RequiresPermission(android.Manifest.permission.MANAGE_USB) public int getGadgetHalVersion();

    method public int getUsbBandwidth();

    method @RequiresPermission(android.Manifest.permission.MANAGE_USB) public int getUsbHalVersion();

    field public static final int GADGET_HAL_NOT_SUPPORTED = -1; // 0xffffffff

    field public static final int GADGET_HAL_V1_0 = 10; // 0xa

    field public static final int GADGET_HAL_V1_1 = 11; // 0xb
@@ -85,6 +86,11 @@ package android.hardware.usb { 
    field public static final int USB_DATA_TRANSFER_RATE_HIGH_SPEED = 480; // 0x1e0

    field public static final int USB_DATA_TRANSFER_RATE_LOW_SPEED = 2; // 0x2

    field public static final int USB_DATA_TRANSFER_RATE_UNKNOWN = -1; // 0xffffffff

    field public static final int USB_HAL_NOT_SUPPORTED = -1; // 0xffffffff

    field public static final int USB_HAL_V1_0 = 10; // 0xa

    field public static final int USB_HAL_V1_1 = 11; // 0xb

    field public static final int USB_HAL_V1_2 = 12; // 0xc

    field public static final int USB_HAL_V1_3 = 13; // 0xd

  }



}

core/java/android/hardware/usb/IUsbManager.aidl

+6 −0
Original line number Diff line number Diff line
@@ -135,6 +135,12 @@ interface IUsbManager 
    /* Resets the USB gadget. */

    void resetUsbGadget();



    /* Set USB data on or off */

    boolean enableUsbDataSignal(boolean enable);



    /* Gets the USB Hal Version. */

    int getUsbHalVersion();



    /* Get the functionfs control handle for the given function. Usb

     * descriptors will already be written, and the handle will be

     * ready to use.

core/java/android/hardware/usb/UsbManager.java

+92 −0
Original line number Diff line number Diff line
@@ -515,6 +515,46 @@ public class UsbManager { 
    @SystemApi(client = SystemApi.Client.MODULE_LIBRARIES)

    public static final int USB_DATA_TRANSFER_RATE_40G = 40 * 1024;



    /**

     * The Value for USB hal is not presented.

     *

     * {@hide}

     */

    @SystemApi(client = SystemApi.Client.MODULE_LIBRARIES)

    public static final int USB_HAL_NOT_SUPPORTED = -1;



    /**

     * Value for USB Hal Version v1.0.

     *

     * {@hide}

     */

    @SystemApi(client = SystemApi.Client.MODULE_LIBRARIES)

    public static final int USB_HAL_V1_0 = 10;



    /**

     * Value for USB Hal Version v1.1.

     *

     * {@hide}

     */

    @SystemApi(client = SystemApi.Client.MODULE_LIBRARIES)

    public static final int USB_HAL_V1_1 = 11;



    /**

     * Value for USB Hal Version v1.2.

     *

     * {@hide}

     */

    @SystemApi(client = SystemApi.Client.MODULE_LIBRARIES)

    public static final int USB_HAL_V1_2 = 12;



    /**

     * Value for USB Hal Version v1.3.

     *

     * {@hide}

     */

    @SystemApi(client = SystemApi.Client.MODULE_LIBRARIES)

    public static final int USB_HAL_V1_3 = 13;



    /**

     * Code for the charging usb function. Passed into {@link #setCurrentFunctions(long)}

     * {@hide}
@@ -617,6 +657,16 @@ public class UsbManager { 
    })

    public @interface UsbGadgetHalVersion {}



    /** @hide */

    @IntDef(prefix = { "USB_HAL_" }, value = {

            USB_HAL_NOT_SUPPORTED,

            USB_HAL_V1_0,

            USB_HAL_V1_1,

            USB_HAL_V1_2,

            USB_HAL_V1_3,

    })

    public @interface UsbHalVersion {}



    private final Context mContext;

    private final IUsbManager mService;
@@ -1075,6 +1125,26 @@ public class UsbManager { 
        }

    }



    /**

     * Get the Current USB Hal Version.

     * <p>

     * This function returns the current USB Hal Version.

     * </p>

     *

     * @return a integer {@code USB_HAL_*} represent hal version.

     *

     * {@hide}

     */

    @SystemApi(client = SystemApi.Client.MODULE_LIBRARIES)

    @RequiresPermission(Manifest.permission.MANAGE_USB)

    public @UsbHalVersion int getUsbHalVersion() {

        try {

            return mService.getUsbHalVersion();

        } catch (RemoteException e) {

            throw e.rethrowFromSystemServer();

        }

    }



    /**

     * Resets the USB Gadget.

     * <p>
@@ -1094,6 +1164,28 @@ public class UsbManager { 
        }

    }



    /**

     * Enable/Disable the USB data signaling.

     * <p>

     * Enables/Disables USB data path in all the USB ports.

     * It will force to stop or restore USB data signaling.

     * </p>

     *

     * @param enable enable or disable USB data signaling

     * @return true enable or disable USB data successfully

     *         false if something wrong

     *

     * @hide

     */

    @RequiresPermission(Manifest.permission.MANAGE_USB)

    public boolean enableUsbDataSignal(boolean enable) {

        try {

            return mService.enableUsbDataSignal(enable);

        } catch (RemoteException e) {

            throw e.rethrowFromSystemServer();

        }

    }



    /**

     * Returns a list of physical USB ports on the device.

     * <p>

services/usb/Android.bp

+1 −0
Original line number Diff line number Diff line
@@ -19,6 +19,7 @@ java_library_static { 
        "android.hardware.usb-V1.0-java",

        "android.hardware.usb-V1.1-java",

        "android.hardware.usb-V1.2-java",

        "android.hardware.usb-V1.3-java",

        "android.hardware.usb.gadget-V1.0-java",

        "android.hardware.usb.gadget-V1.1-java",

        "android.hardware.usb.gadget-V1.2-java",