Evolution-X-Devices/device_google_sunfish
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Revert "Modify android.hardware.usb to 1.1"

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am: e2e286e15b

Change-Id: I1079940f35c187e6b804971b37fc79be565e2ef6
This commit is contained in:
Cyan_Hsieh
2019-10-03 06:29:25 -07:00
committed by android-build-merger
parent 94b12f0188 e2e286e15b
commit 0bb7520003
8 changed files with 969 additions and 1183 deletions
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14
usb/.clang-format Normal file
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@@ -0,0 +1,14 @@
BasedOnStyle: Google
AccessModifierOffset: -2
AllowShortFunctionsOnASingleLine: Inline
ColumnLimit: 99
CommentPragmas: NOLINT:.*
DerivePointerAlignment: false
IndentWidth: 4
PointerAlignment: Right
TabWidth: 4
UseTab: Never
PenaltyExcessCharacter: 32
AllowShortIfStatementsOnASingleLine: false
SpacesBeforeTrailingComments: 2

8
usb/Android.bp
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@@ -1,5 +1,5 @@
//
// Copyright (C) 2017 The Android Open Source Project
// Copyright (C) 2018 The Android Open Source Project
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
@@ -14,13 +14,14 @@
// limitations under the License.
cc_binary {
name: "android.hardware.usb@1.1-service.sunfish",
name: "android.hardware.usb@1.2-service.sunfish",
relative_install_path: "hw",
init_rc: ["android.hardware.usb@1.1-service.sunfish.rc"],
init_rc: ["android.hardware.usb@1.2-service.sunfish.rc"],
srcs: ["service.cpp", "Usb.cpp", "UsbGadget.cpp"],
shared_libs: [
"android.hardware.usb@1.0",
"android.hardware.usb@1.1",
"android.hardware.usb@1.2",
"android.hardware.usb.gadget@1.0",
"libbase",
"libcutils",
@@ -30,5 +31,6 @@ cc_binary {
"liblog",
"libutils",
],
static_libs: ["libpixelusb"],
proprietary: true,
}

1154
usb/Usb.cpp
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File diff suppressed because it is too large Load Diff

55
usb/Usb.h
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@@ -1,9 +1,9 @@
#ifndef ANDROID_HARDWARE_USB_V1_1_USB_H
#define ANDROID_HARDWARE_USB_V1_1_USB_H
#include <android/hardware/usb/1.1/IUsb.h>
#include <android/hardware/usb/1.1/types.h>
#include <android/hardware/usb/1.1/IUsbCallback.h>
#include <android/hardware/usb/1.2/IUsb.h>
#include <android/hardware/usb/1.2/IUsbCallback.h>
#include <android/hardware/usb/1.2/types.h>
#include <hidl/Status.h>
#include <utils/Log.h>
@@ -17,35 +17,44 @@
namespace android {
namespace hardware {
namespace usb {
namespace V1_1 {
namespace V1_2 {
namespace implementation {
using ::android::hardware::usb::V1_0::PortRole;
using ::android::hardware::usb::V1_0::PortRoleType;
using ::android::hardware::usb::V1_0::PortDataRole;
using ::android::hardware::usb::V1_0::PortPowerRole;
using ::android::hardware::usb::V1_0::Status;
using ::android::hardware::usb::V1_1::IUsb;
using ::android::hardware::usb::V1_1::IUsbCallback;
using ::android::hardware::usb::V1_1::PortMode_1_1;
using ::android::hardware::usb::V1_1::PortStatus_1_1;
using ::android::hidl::base::V1_0::DebugInfo;
using ::android::hidl::base::V1_0::IBase;
using ::android::sp;
using ::android::hardware::hidl_array;
using ::android::hardware::hidl_memory;
using ::android::hardware::hidl_string;
using ::android::hardware::hidl_vec;
using ::android::hardware::Return;
using ::android::hardware::Void;
using ::android::sp;
using ::android::hardware::usb::V1_0::PortDataRole;
using ::android::hardware::usb::V1_0::PortPowerRole;
using ::android::hardware::usb::V1_0::PortRole;
using ::android::hardware::usb::V1_0::PortRoleType;
using ::android::hardware::usb::V1_0::Status;
using ::android::hardware::usb::V1_2::IUsb;
using ::android::hardware::usb::V1_2::IUsbCallback;
using ::android::hardware::usb::V1_1::PortMode_1_1;
using ::android::hardware::usb::V1_1::PortStatus_1_1;
using ::android::hardware::usb::V1_2::PortStatus;
using ::android::hidl::base::V1_0::DebugInfo;
using ::android::hidl::base::V1_0::IBase;
enum class HALVersion{
V1_0,
V1_1,
V1_2
};
struct Usb : public IUsb {
Usb();
Return<void> switchRole(const hidl_string& portName, const V1_0::PortRole& role) override;
Return<void> setCallback(const sp<V1_0::IUsbCallback>& callback) override;
Return<void> switchRole(const hidl_string &portName, const V1_0::PortRole &role) override;
Return<void> setCallback(const sp<V1_0::IUsbCallback> &callback) override;
Return<void> queryPortStatus() override;
Return<void> enableContaminantPresenceDetection(const hidl_string& portName, bool enable);
Return<void> enableContaminantPresenceProtection(const hidl_string& portName, bool enable);
sp<V1_0::IUsbCallback> mCallback_1_0;
// Protects mCallback variable
@@ -59,14 +68,14 @@ struct Usb : public IUsb {
// Variable to signal partner coming back online after type switch
bool mPartnerUp;
private:
pthread_t mPoll;
private:
pthread_t mPoll;
};
} // namespace implementation
} // namespace V1_0
} // namespace V1_2
} // namespace usb
} // namespace hardware
} // namespace android
#endif // ANDROID_HARDWARE_USB_V1_1_USB_H
#endif // ANDROID_HARDWARE_USB_V1_2_USB_H

848
usb/UsbGadget.cpp
View File

@@ -26,34 +26,6 @@
#include <sys/types.h>
#include <unistd.h>
constexpr int BUFFER_SIZE = 512;
constexpr int MAX_FILE_PATH_LENGTH = 256;
constexpr int EPOLL_EVENTS = 10;
constexpr bool DEBUG = false;
constexpr int DISCONNECT_WAIT_US = 100000;
constexpr int PULL_UP_DELAY = 500000;
#define BUILD_TYPE "ro.build.type"
#define GADGET_PATH "/config/usb_gadget/g1/"
#define PULLUP_PATH GADGET_PATH "UDC"
#define GADGET_NAME "a600000.dwc3"
#define PERSISTENT_BOOT_MODE "ro.bootmode"
#define VENDOR_ID_PATH GADGET_PATH "idVendor"
#define PRODUCT_ID_PATH GADGET_PATH "idProduct"
#define DEVICE_CLASS_PATH GADGET_PATH "bDeviceClass"
#define DEVICE_SUB_CLASS_PATH GADGET_PATH "bDeviceSubClass"
#define DEVICE_PROTOCOL_PATH GADGET_PATH "bDeviceProtocol"
#define DESC_USE_PATH GADGET_PATH "os_desc/use"
#define OS_DESC_PATH GADGET_PATH "os_desc/b.1"
#define CONFIG_PATH GADGET_PATH "configs/b.1/"
#define FUNCTIONS_PATH GADGET_PATH "functions/"
#define FUNCTION_NAME "function"
#define FUNCTION_PATH CONFIG_PATH FUNCTION_NAME
#define RNDIS_PATH FUNCTIONS_PATH "gsi.rndis"
#define PERSISTENT_VENDOR_CONFIG "persist.vendor.usb.usbradio.config"
#define VENDOR_CONFIG "vendor.usb.config"
namespace android {
namespace hardware {
namespace usb {
@@ -61,588 +33,310 @@ namespace gadget {
namespace V1_0 {
namespace implementation {
volatile bool gadgetPullup;
// Used for debug.
static void displayInotifyEvent(struct inotify_event *i) {
ALOGE(" wd =%2d; ", i->wd);
if (i->cookie > 0) ALOGE("cookie =%4d; ", i->cookie);
ALOGE("mask = ");
if (i->mask & IN_ACCESS) ALOGE("IN_ACCESS ");
if (i->mask & IN_ATTRIB) ALOGE("IN_ATTRIB ");
if (i->mask & IN_CLOSE_NOWRITE) ALOGE("IN_CLOSE_NOWRITE ");
if (i->mask & IN_CLOSE_WRITE) ALOGE("IN_CLOSE_WRITE ");
if (i->mask & IN_CREATE) ALOGE("IN_CREATE ");
if (i->mask & IN_DELETE) ALOGE("IN_DELETE ");
if (i->mask & IN_DELETE_SELF) ALOGE("IN_DELETE_SELF ");
if (i->mask & IN_IGNORED) ALOGE("IN_IGNORED ");
if (i->mask & IN_ISDIR) ALOGE("IN_ISDIR ");
if (i->mask & IN_MODIFY) ALOGE("IN_MODIFY ");
if (i->mask & IN_MOVE_SELF) ALOGE("IN_MOVE_SELF ");
if (i->mask & IN_MOVED_FROM) ALOGE("IN_MOVED_FROM ");
if (i->mask & IN_MOVED_TO) ALOGE("IN_MOVED_TO ");
if (i->mask & IN_OPEN) ALOGE("IN_OPEN ");
if (i->mask & IN_Q_OVERFLOW) ALOGE("IN_Q_OVERFLOW ");
if (i->mask & IN_UNMOUNT) ALOGE("IN_UNMOUNT ");
ALOGE("\n");
if (i->len > 0) ALOGE(" name = %s\n", i->name);
UsbGadget::UsbGadget() {
if (access(OS_DESC_PATH, R_OK) != 0) {
ALOGE("configfs setup not done yet");
abort();
}
}
static void *monitorFfs(void *param) {
UsbGadget *usbGadget = (UsbGadget *)param;
char buf[BUFFER_SIZE];
bool writeUdc = true, stopMonitor = false;
struct epoll_event events[EPOLL_EVENTS];
steady_clock::time_point disconnect;
bool descriptorWritten = true;
for (int i = 0; i < static_cast<int>(usbGadget->mEndpointList.size()); i++) {
if (access(usbGadget->mEndpointList.at(i).c_str(), R_OK)) {
descriptorWritten = false;
break;
}
}
// notify here if the endpoints are already present.
if (descriptorWritten) {
usleep(PULL_UP_DELAY);
if (!!WriteStringToFile(GADGET_NAME, PULLUP_PATH)) {
lock_guard<mutex> lock(usbGadget->mLock);
usbGadget->mCurrentUsbFunctionsApplied = true;
gadgetPullup = true;
writeUdc = false;
ALOGI("GADGET pulled up");
usbGadget->mCv.notify_all();
}
}
while (!stopMonitor) {
int nrEvents = epoll_wait(usbGadget->mEpollFd, events, EPOLL_EVENTS, -1);
if (nrEvents <= 0) {
ALOGE("epoll wait did not return descriptor number");
continue;
}
for (int i = 0; i < nrEvents; i++) {
ALOGI("event=%u on fd=%d\n", events[i].events, events[i].data.fd);
if (events[i].data.fd == usbGadget->mInotifyFd) {
// Process all of the events in buffer returned by read().
int numRead = read(usbGadget->mInotifyFd, buf, BUFFER_SIZE);
for (char *p = buf; p < buf + numRead;) {
struct inotify_event *event = (struct inotify_event *)p;
if (DEBUG) displayInotifyEvent(event);
p += sizeof(struct inotify_event) + event->len;
bool descriptorPresent = true;
for (int j = 0; j < static_cast<int>(usbGadget->mEndpointList.size());
j++) {
if (access(usbGadget->mEndpointList.at(j).c_str(), R_OK)) {
if (DEBUG)
ALOGI("%s absent", usbGadget->mEndpointList.at(j).c_str());
descriptorPresent = false;
break;
}
}
if (!descriptorPresent && !writeUdc) {
if (DEBUG) ALOGI("endpoints not up");
writeUdc = true;
disconnect = std::chrono::steady_clock::now();
} else if (descriptorPresent && writeUdc) {
steady_clock::time_point temp = steady_clock::now();
if (std::chrono::duration_cast<microseconds>(temp - disconnect).count()
< PULL_UP_DELAY)
usleep(PULL_UP_DELAY);
if(!!WriteStringToFile(GADGET_NAME, PULLUP_PATH)) {
lock_guard<mutex> lock(usbGadget->mLock);
usbGadget->mCurrentUsbFunctionsApplied = true;
ALOGI("GADGET pulled up");
writeUdc = false;
gadgetPullup = true;
// notify the main thread to signal userspace.
usbGadget->mCv.notify_all();
}
}
}
} else {
uint64_t flag;
read(usbGadget->mEventFd, &flag, sizeof(flag));
if (flag == 100) {
stopMonitor = true;
break;
}
}
}
}
return NULL;
void currentFunctionsAppliedCallback(bool functionsApplied, void *payload) {
UsbGadget *gadget = (UsbGadget *)payload;
gadget->mCurrentUsbFunctionsApplied = functionsApplied;
}
UsbGadget::UsbGadget()
: mMonitorCreated(false), mCurrentUsbFunctionsApplied(false) {
if (access(OS_DESC_PATH, R_OK) != 0) ALOGE("configfs setup not done yet");
}
Return<void> UsbGadget::getCurrentUsbFunctions(const sp<V1_0::IUsbGadgetCallback> &callback) {
Return<void> ret = callback->getCurrentUsbFunctionsCb(
mCurrentUsbFunctions,
mCurrentUsbFunctionsApplied ? Status::FUNCTIONS_APPLIED : Status::FUNCTIONS_NOT_APPLIED);
if (!ret.isOk())
ALOGE("Call to getCurrentUsbFunctionsCb failed %s", ret.description().c_str());
static int unlinkFunctions(const char *path) {
DIR *config = opendir(path);
struct dirent *function;
char filepath[MAX_FILE_PATH_LENGTH];
int ret = 0;
if (config == NULL) return -1;
// d_type does not seems to be supported in /config
// so filtering by name.
while (((function = readdir(config)) != NULL)) {
if ((strstr(function->d_name, FUNCTION_NAME) == NULL)) continue;
// build the path for each file in the folder.
sprintf(filepath, "%s/%s", path, function->d_name);
ret = remove(filepath);
if (ret) {
ALOGE("Unable remove file %s errno:%d", filepath, errno);
break;
}
}
closedir(config);
return ret;
}
static int addEpollFd(const unique_fd &epfd, const unique_fd &fd) {
struct epoll_event event;
int ret;
event.data.fd = fd;
event.events = EPOLLIN;
ret = epoll_ctl(epfd, EPOLL_CTL_ADD, fd, &event);
if (ret) ALOGE("epoll_ctl error %d", errno);
return ret;
}
Return<void> UsbGadget::getCurrentUsbFunctions(
const sp<V1_0::IUsbGadgetCallback> &callback) {
Return<void> ret = callback->getCurrentUsbFunctionsCb(
mCurrentUsbFunctions, mCurrentUsbFunctionsApplied
? Status::FUNCTIONS_APPLIED
: Status::FUNCTIONS_NOT_APPLIED);
if (!ret.isOk())
ALOGE("Call to getCurrentUsbFunctionsCb failed %s",
ret.description().c_str());
return Void();
return Void();
}
V1_0::Status UsbGadget::tearDownGadget() {
ALOGI("setCurrentUsbFunctions None");
if (resetGadget() != Status::SUCCESS)
return Status::ERROR;
if (!WriteStringToFile("none", PULLUP_PATH))
ALOGI("Gadget cannot be pulled down");
if (!WriteStringToFile("0", DEVICE_CLASS_PATH)) return Status::ERROR;
if (!WriteStringToFile("0", DEVICE_SUB_CLASS_PATH)) return Status::ERROR;
if (!WriteStringToFile("0", DEVICE_PROTOCOL_PATH)) return Status::ERROR;
if (!WriteStringToFile("0", DESC_USE_PATH)) return Status::ERROR;
if (unlinkFunctions(CONFIG_PATH)) return Status::ERROR;
if (mMonitorCreated) {
uint64_t flag = 100;
unsigned long ret;
// Stop the monitor thread by writing into signal fd.
ret = TEMP_FAILURE_RETRY(write(mEventFd, &flag, sizeof(flag)));
if (ret < 0) {
ALOGE("Error writing errno=%d", errno);
} else if (ret < sizeof(flag)) {
ALOGE("Short write length=%zd", ret);
if (monitorFfs.isMonitorRunning()) {
monitorFfs.reset();
} else {
ALOGI("mMonitor not running");
}
ALOGI("mMonitor signalled to exit");
mMonitor->join();
mMonitorCreated = false;
ALOGI("mMonitor destroyed");
} else {
ALOGI("mMonitor not running");
}
mInotifyFd.reset(-1);
mEventFd.reset(-1);
mEpollFd.reset(-1);
mEndpointList.clear();
return Status::SUCCESS;
}
static int linkFunction(const char *function, int index) {
char functionPath[MAX_FILE_PATH_LENGTH];
char link[MAX_FILE_PATH_LENGTH];
sprintf(functionPath, "%s%s", FUNCTIONS_PATH, function);
sprintf(link, "%s%d", FUNCTION_PATH, index);
if (symlink(functionPath, link)) {
ALOGE("Cannot create symlink %s -> %s errno:%d", link, functionPath, errno);
return -1;
}
return 0;
}
static V1_0::Status setVidPid(const char *vid, const char *pid) {
if (!WriteStringToFile(vid, VENDOR_ID_PATH)) return Status::ERROR;
if (!WriteStringToFile(pid, PRODUCT_ID_PATH)) return Status::ERROR;
return Status::SUCCESS;
}
static std::string getVendorFunctions() {
if (GetProperty(BUILD_TYPE, "") == "user") return "user";
std::string bootMode = GetProperty(PERSISTENT_BOOT_MODE, "");
std::string persistVendorFunctions =
GetProperty(PERSISTENT_VENDOR_CONFIG, "");
std::string vendorFunctions = GetProperty(VENDOR_CONFIG, "");
std::string ret = "";
if (vendorFunctions != "") {
ret = vendorFunctions;
} else if (bootMode == "usbradio") {
if (persistVendorFunctions != "")
ret = persistVendorFunctions;
else
ret = "diag";
// vendor.usb.config will reflect the current configured functions
SetProperty(VENDOR_CONFIG, ret);
}
return ret;
return Status::SUCCESS;
}
static V1_0::Status validateAndSetVidPid(uint64_t functions) {
V1_0::Status ret = Status::SUCCESS;
std::string vendorFunctions = getVendorFunctions();
V1_0::Status ret = Status::SUCCESS;
std::string vendorFunctions = getVendorFunctions();
switch (functions) {
case static_cast<uint64_t>(GadgetFunction::MTP):
if (vendorFunctions == "diag") {
ret = setVidPid("0x05C6", "0x901B");
} else {
if (!(vendorFunctions == "user" || vendorFunctions == ""))
ALOGE("Invalid vendorFunctions set: %s", vendorFunctions.c_str());
ret = setVidPid("0x18d1", "0x4ee1");
}
break;
case GadgetFunction::ADB | GadgetFunction::MTP:
if (vendorFunctions == "diag") {
ret = setVidPid("0x05C6", "0x903A");
} else {
if (!(vendorFunctions == "user" || vendorFunctions == ""))
ALOGE("Invalid vendorFunctions set: %s", vendorFunctions.c_str());
ret = setVidPid("0x18d1", "0x4ee2");
}
break;
case static_cast<uint64_t>(GadgetFunction::RNDIS):
if (vendorFunctions == "diag") {
ret = setVidPid("0x05C6", "0x902C");
} else if (vendorFunctions == "serial_cdev,diag") {
ret = setVidPid("0x05C6", "0x90B5");
} else {
if (!(vendorFunctions == "user" || vendorFunctions == ""))
ALOGE("Invalid vendorFunctions set: %s", vendorFunctions.c_str());
ret = setVidPid("0x18d1", "0x4ee3");
}
break;
case GadgetFunction::ADB | GadgetFunction::RNDIS:
if (vendorFunctions == "diag") {
ret = setVidPid("0x05C6", "0x902D");
} else if (vendorFunctions == "serial_cdev,diag") {
ret = setVidPid("0x05C6", "0x90B6");
} else {
if (!(vendorFunctions == "user" || vendorFunctions == ""))
ALOGE("Invalid vendorFunctions set: %s", vendorFunctions.c_str());
ret = setVidPid("0x18d1", "0x4ee4");
}
break;
case static_cast<uint64_t>(GadgetFunction::PTP):
if (!(vendorFunctions == "user" || vendorFunctions == ""))
ALOGE("Invalid vendorFunctions set: %s", vendorFunctions.c_str());
ret = setVidPid("0x18d1", "0x4ee5");
break;
case GadgetFunction::ADB | GadgetFunction::PTP:
if (!(vendorFunctions == "user" || vendorFunctions == ""))
ALOGE("Invalid vendorFunctions set: %s", vendorFunctions.c_str());
ret = setVidPid("0x18d1", "0x4ee6");
break;
case static_cast<uint64_t>(GadgetFunction::ADB):
if (vendorFunctions == "diag") {
ret = setVidPid("0x05C6", "0x901D");
} else if (vendorFunctions == "diag,serial_cdev,rmnet_gsi") {
ret = setVidPid("0x05C6", "0x9091");
} else if (vendorFunctions == "diag,serial_cdev") {
ret = setVidPid("0x05C6", "0x901F");
} else if (vendorFunctions == "diag,serial_cdev,rmnet_gsi,dpl_gsi,qdss") {
ret = setVidPid("0x05C6", "0x90DB");
} else {
if (!(vendorFunctions == "user" || vendorFunctions == ""))
ALOGE("Invalid vendorFunctions set: %s", vendorFunctions.c_str());
ret = setVidPid("0x18d1", "0x4ee7");
}
break;
case static_cast<uint64_t>(GadgetFunction::MIDI):
if (!(vendorFunctions == "user" || vendorFunctions == ""))
ALOGE("Invalid vendorFunctions set: %s", vendorFunctions.c_str());
ret = setVidPid("0x18d1", "0x4ee8");
break;
case GadgetFunction::ADB | GadgetFunction::MIDI:
if (!(vendorFunctions == "user" || vendorFunctions == ""))
ALOGE("Invalid vendorFunctions set: %s", vendorFunctions.c_str());
ret = setVidPid("0x18d1", "0x4ee9");
break;
case static_cast<uint64_t>(GadgetFunction::ACCESSORY):
if (!(vendorFunctions == "user" || vendorFunctions == ""))
ALOGE("Invalid vendorFunctions set: %s", vendorFunctions.c_str());
ret = setVidPid("0x18d1", "0x2d00");
break;
case GadgetFunction::ADB | GadgetFunction::ACCESSORY:
if (!(vendorFunctions == "user" || vendorFunctions == ""))
ALOGE("Invalid vendorFunctions set: %s", vendorFunctions.c_str());
ret = setVidPid("0x18d1", "0x2d01");
break;
case static_cast<uint64_t>(GadgetFunction::AUDIO_SOURCE):
if (!(vendorFunctions == "user" || vendorFunctions == ""))
ALOGE("Invalid vendorFunctions set: %s", vendorFunctions.c_str());
ret = setVidPid("0x18d1", "0x2d02");
break;
case GadgetFunction::ADB | GadgetFunction::AUDIO_SOURCE:
if (!(vendorFunctions == "user" || vendorFunctions == ""))
ALOGE("Invalid vendorFunctions set: %s", vendorFunctions.c_str());
ret = setVidPid("0x18d1", "0x2d03");
break;
case GadgetFunction::ACCESSORY | GadgetFunction::AUDIO_SOURCE:
if (!(vendorFunctions == "user" || vendorFunctions == ""))
ALOGE("Invalid vendorFunctions set: %s", vendorFunctions.c_str());
ret = setVidPid("0x18d1", "0x2d04");
break;
case GadgetFunction::ADB | GadgetFunction::ACCESSORY |
GadgetFunction::AUDIO_SOURCE:
if (!(vendorFunctions == "user" || vendorFunctions == ""))
ALOGE("Invalid vendorFunctions set: %s", vendorFunctions.c_str());
ret = setVidPid("0x18d1", "0x2d05");
break;
default:
ALOGE("Combination not supported");
ret = Status::CONFIGURATION_NOT_SUPPORTED;
}
return ret;
switch (functions) {
case static_cast<uint64_t>(GadgetFunction::MTP):
if (vendorFunctions == "diag") {
ret = setVidPid("0x05C6", "0x901B");
} else {
if (!(vendorFunctions == "user" || vendorFunctions == "")) {
ALOGE("Invalid vendorFunctions set: %s", vendorFunctions.c_str());
ret = Status::CONFIGURATION_NOT_SUPPORTED;
} else {
ret = setVidPid("0x18d1", "0x4ee1");
}
}
break;
case GadgetFunction::ADB | GadgetFunction::MTP:
if (vendorFunctions == "diag") {
ret = setVidPid("0x05C6", "0x903A");
} else {
if (!(vendorFunctions == "user" || vendorFunctions == "")) {
ALOGE("Invalid vendorFunctions set: %s", vendorFunctions.c_str());
ret = Status::CONFIGURATION_NOT_SUPPORTED;
} else {
ret = setVidPid("0x18d1", "0x4ee2");
}
}
break;
case static_cast<uint64_t>(GadgetFunction::RNDIS):
if (vendorFunctions == "diag") {
ret = setVidPid("0x05C6", "0x902C");
} else if (vendorFunctions == "serial_cdev,diag") {
ret = setVidPid("0x05C6", "0x90B5");
} else if (vendorFunctions == "diag,diag_mdm,qdss,qdss_mdm,serial_cdev,dpl_gsi") {
ret = setVidPid("0x05C6", "0x90E6");
} else {
if (!(vendorFunctions == "user" || vendorFunctions == "")) {
ALOGE("Invalid vendorFunctions set: %s", vendorFunctions.c_str());
ret = Status::CONFIGURATION_NOT_SUPPORTED;
} else {
ret = setVidPid("0x18d1", "0x4ee3");
}
}
break;
case GadgetFunction::ADB | GadgetFunction::RNDIS:
if (vendorFunctions == "diag") {
ret = setVidPid("0x05C6", "0x902D");
} else if (vendorFunctions == "serial_cdev,diag") {
ret = setVidPid("0x05C6", "0x90B6");
} else if (vendorFunctions == "diag,diag_mdm,qdss,qdss_mdm,serial_cdev,dpl_gsi") {
ret = setVidPid("0x05C6", "0x90E7");
} else {
if (!(vendorFunctions == "user" || vendorFunctions == "")) {
ALOGE("Invalid vendorFunctions set: %s", vendorFunctions.c_str());
ret = Status::CONFIGURATION_NOT_SUPPORTED;
} else {
ret = setVidPid("0x18d1", "0x4ee4");
}
}
break;
case static_cast<uint64_t>(GadgetFunction::PTP):
if (!(vendorFunctions == "user" || vendorFunctions == "")) {
ALOGE("Invalid vendorFunctions set: %s", vendorFunctions.c_str());
ret = Status::CONFIGURATION_NOT_SUPPORTED;
} else {
ret = setVidPid("0x18d1", "0x4ee5");
}
break;
case GadgetFunction::ADB | GadgetFunction::PTP:
if (!(vendorFunctions == "user" || vendorFunctions == "")) {
ALOGE("Invalid vendorFunctions set: %s", vendorFunctions.c_str());
ret = Status::CONFIGURATION_NOT_SUPPORTED;
} else {
ret = setVidPid("0x18d1", "0x4ee6");
}
break;
case static_cast<uint64_t>(GadgetFunction::ADB):
if (vendorFunctions == "diag") {
ret = setVidPid("0x05C6", "0x901D");
} else if (vendorFunctions == "diag,serial_cdev,rmnet_gsi") {
ret = setVidPid("0x05C6", "0x9091");
} else if (vendorFunctions == "diag,serial_cdev") {
ret = setVidPid("0x05C6", "0x901F");
} else if (vendorFunctions == "diag,serial_cdev,rmnet_gsi,dpl_gsi,qdss") {
ret = setVidPid("0x05C6", "0x90DB");
} else if (vendorFunctions ==
"diag,diag_mdm,qdss,qdss_mdm,serial_cdev,dpl_gsi,rmnet_gsi") {
ret = setVidPid("0x05C6", "0x90E5");
} else {
if (!(vendorFunctions == "user" || vendorFunctions == "")) {
ALOGE("Invalid vendorFunctions set: %s", vendorFunctions.c_str());
ret = Status::CONFIGURATION_NOT_SUPPORTED;
} else {
ret = setVidPid("0x18d1", "0x4ee7");
}
}
break;
case static_cast<uint64_t>(GadgetFunction::MIDI):
if (!(vendorFunctions == "user" || vendorFunctions == "")) {
ALOGE("Invalid vendorFunctions set: %s", vendorFunctions.c_str());
ret = Status::CONFIGURATION_NOT_SUPPORTED;
} else {
ret = setVidPid("0x18d1", "0x4ee8");
}
break;
case GadgetFunction::ADB | GadgetFunction::MIDI:
if (!(vendorFunctions == "user" || vendorFunctions == "")) {
ALOGE("Invalid vendorFunctions set: %s", vendorFunctions.c_str());
ret = Status::CONFIGURATION_NOT_SUPPORTED;
} else {
ret = setVidPid("0x18d1", "0x4ee9");
}
break;
case static_cast<uint64_t>(GadgetFunction::ACCESSORY):
if (!(vendorFunctions == "user" || vendorFunctions == ""))
ALOGE("Invalid vendorFunctions set: %s", vendorFunctions.c_str());
ret = setVidPid("0x18d1", "0x2d00");
break;
case GadgetFunction::ADB | GadgetFunction::ACCESSORY:
if (!(vendorFunctions == "user" || vendorFunctions == ""))
ALOGE("Invalid vendorFunctions set: %s", vendorFunctions.c_str());
ret = setVidPid("0x18d1", "0x2d01");
break;
case static_cast<uint64_t>(GadgetFunction::AUDIO_SOURCE):
if (!(vendorFunctions == "user" || vendorFunctions == ""))
ALOGE("Invalid vendorFunctions set: %s", vendorFunctions.c_str());
ret = setVidPid("0x18d1", "0x2d02");
break;
case GadgetFunction::ADB | GadgetFunction::AUDIO_SOURCE:
if (!(vendorFunctions == "user" || vendorFunctions == ""))
ALOGE("Invalid vendorFunctions set: %s", vendorFunctions.c_str());
ret = setVidPid("0x18d1", "0x2d03");
break;
case GadgetFunction::ACCESSORY | GadgetFunction::AUDIO_SOURCE:
if (!(vendorFunctions == "user" || vendorFunctions == ""))
ALOGE("Invalid vendorFunctions set: %s", vendorFunctions.c_str());
ret = setVidPid("0x18d1", "0x2d04");
break;
case GadgetFunction::ADB | GadgetFunction::ACCESSORY | GadgetFunction::AUDIO_SOURCE:
if (!(vendorFunctions == "user" || vendorFunctions == ""))
ALOGE("Invalid vendorFunctions set: %s", vendorFunctions.c_str());
ret = setVidPid("0x18d1", "0x2d05");
break;
default:
ALOGE("Combination not supported");
ret = Status::CONFIGURATION_NOT_SUPPORTED;
}
return ret;
}
V1_0::Status UsbGadget::setupFunctions(
uint64_t functions, const sp<V1_0::IUsbGadgetCallback> &callback,
uint64_t timeout) {
std::unique_lock<std::mutex> lk(mLock);
V1_0::Status UsbGadget::setupFunctions(uint64_t functions,
const sp<V1_0::IUsbGadgetCallback> &callback,
uint64_t timeout) {
bool ffsEnabled = false;
int i = 0;
unique_fd inotifyFd(inotify_init());
if (inotifyFd < 0) {
ALOGE("inotify init failed");
return Status::ERROR;
}
bool ffsEnabled = false;
int i = 0;
std::string bootMode = GetProperty(PERSISTENT_BOOT_MODE, "");
if (((functions & GadgetFunction::MTP) != 0)) {
ffsEnabled = true;
ALOGI("setCurrentUsbFunctions mtp");
if (!WriteStringToFile("1", DESC_USE_PATH)) return Status::ERROR;
if (inotify_add_watch(inotifyFd, "/dev/usb-ffs/mtp/", IN_ALL_EVENTS) == -1)
return Status::ERROR;
if (linkFunction("ffs.mtp", i++)) return Status::ERROR;
// Add endpoints to be monitored.
mEndpointList.push_back("/dev/usb-ffs/mtp/ep1");
mEndpointList.push_back("/dev/usb-ffs/mtp/ep2");
mEndpointList.push_back("/dev/usb-ffs/mtp/ep3");
} else if (((functions & GadgetFunction::PTP) != 0)) {
ffsEnabled = true;
ALOGI("setCurrentUsbFunctions ptp");
if (!WriteStringToFile("1", DESC_USE_PATH)) return Status::ERROR;
if (inotify_add_watch(inotifyFd, "/dev/usb-ffs/ptp/", IN_ALL_EVENTS) == -1)
return Status::ERROR;
if (linkFunction("ffs.ptp", i++)) return Status::ERROR;
// Add endpoints to be monitored.
mEndpointList.push_back("/dev/usb-ffs/ptp/ep1");
mEndpointList.push_back("/dev/usb-ffs/ptp/ep2");
mEndpointList.push_back("/dev/usb-ffs/ptp/ep3");
}
if ((functions & GadgetFunction::MIDI) != 0) {
ALOGI("setCurrentUsbFunctions MIDI");
if (linkFunction("midi.gs5", i++)) return Status::ERROR;
}
if ((functions & GadgetFunction::ACCESSORY) != 0) {
ALOGI("setCurrentUsbFunctions Accessory");
if (linkFunction("accessory.gs2", i++)) return Status::ERROR;
}
if ((functions & GadgetFunction::AUDIO_SOURCE) != 0) {
ALOGI("setCurrentUsbFunctions Audio Source");
if (linkFunction("audio_source.gs3", i++)) return Status::ERROR;
}
if ((functions & GadgetFunction::RNDIS) != 0) {
ALOGI("setCurrentUsbFunctions rndis");
if (linkFunction("gsi.rndis", i++)) return Status::ERROR;
}
std::string vendorFunctions = getVendorFunctions();
if (vendorFunctions != "") {
ALOGI("enable usbradio debug functions");
char *function = strtok(const_cast<char *>(vendorFunctions.c_str()), ",");
while (function != NULL) {
if (string(function) == "diag" && linkFunction("diag.diag", i++))
if (addGenericAndroidFunctions(&monitorFfs, functions, &ffsEnabled, &i) != Status::SUCCESS)
return Status::ERROR;
if (string(function) == "serial_cdev" && linkFunction("cser.dun.0", i++))
return Status::ERROR;
if (string(function) == "rmnet_gsi" && linkFunction("gsi.rmnet", i++))
return Status::ERROR;
function = strtok(NULL, ",");
std::string vendorFunctions = getVendorFunctions();
if (vendorFunctions != "") {
ALOGI("enable usbradio debug functions");
char *function = strtok(const_cast<char *>(vendorFunctions.c_str()), ",");
while (function != NULL) {
if (string(function) == "diag" && linkFunction("diag.diag", i++))
return Status::ERROR;
if (string(function) == "diag_mdm" && linkFunction("diag.diag_mdm", i++))
return Status::ERROR;
if (string(function) == "qdss" && linkFunction("qdss.qdss", i++))
return Status::ERROR;
if (string(function) == "qdss_mdm" && linkFunction("qdss.qdss_mdm", i++))
return Status::ERROR;
if (string(function) == "serial_cdev" && linkFunction("cser.dun.0", i++))
return Status::ERROR;
if (string(function) == "dpl_gsi" && linkFunction("gsi.dpl", i++))
return Status::ERROR;
if (string(function) == "rmnet_gsi" && linkFunction("gsi.rmnet", i++))
return Status::ERROR;
function = strtok(NULL, ",");
}
}
}
if ((functions & GadgetFunction::ADB) != 0) {
ffsEnabled = true;
ALOGI("setCurrentUsbFunctions Adb");
if (inotify_add_watch(inotifyFd, "/dev/usb-ffs/adb/", IN_ALL_EVENTS) == -1)
return Status::ERROR;
if ((functions & GadgetFunction::ADB) != 0) {
ffsEnabled = true;
if (addAdb(&monitorFfs, &i) != Status::SUCCESS)
return Status::ERROR;
}
if (linkFunction("ffs.adb", i++)) return Status::ERROR;
mEndpointList.push_back("/dev/usb-ffs/adb/ep1");
mEndpointList.push_back("/dev/usb-ffs/adb/ep2");
ALOGI("Service started");
}
// Pull up the gadget right away when there are no ffs functions.
if (!ffsEnabled) {
if (!WriteStringToFile(kGadgetName, PULLUP_PATH))
return Status::ERROR;
mCurrentUsbFunctionsApplied = true;
if (callback)
callback->setCurrentUsbFunctionsCb(functions, Status::SUCCESS);
return Status::SUCCESS;
}
monitorFfs.registerFunctionsAppliedCallback(&currentFunctionsAppliedCallback, this);
// Monitors the ffs paths to pull up the gadget when descriptors are written.
// Also takes of the pulling up the gadget again if the userspace process
// dies and restarts.
monitorFfs.startMonitor();
if (kDebug)
ALOGI("Mainthread in Cv");
if (callback) {
bool pullup = monitorFfs.waitForPullUp(timeout);
Return<void> ret = callback->setCurrentUsbFunctionsCb(
functions, pullup ? Status::SUCCESS : Status::ERROR);
if (!ret.isOk())
ALOGE("setCurrentUsbFunctionsCb error %s", ret.description().c_str());
}
// Pull up the gadget right away when there are no ffs functions.
if (!ffsEnabled) {
if (!WriteStringToFile(GADGET_NAME, PULLUP_PATH)) return Status::ERROR;
mCurrentUsbFunctionsApplied = true;
if (callback)
callback->setCurrentUsbFunctionsCb(functions, Status::SUCCESS);
return Status::SUCCESS;
}
unique_fd eventFd(eventfd(0, 0));
if (eventFd == -1) {
ALOGE("mEventFd failed to create %d", errno);
return Status::ERROR;
}
unique_fd epollFd(epoll_create1(EPOLL_CLOEXEC));
if (epollFd == -1) {
ALOGE("mEpollFd failed to create %d", errno);
return Status::ERROR;
}
if (addEpollFd(epollFd, inotifyFd) == -1) return Status::ERROR;
if (addEpollFd(epollFd, eventFd) == -1) return Status::ERROR;
mEpollFd = move(epollFd);
mInotifyFd = move(inotifyFd);
mEventFd = move(eventFd);
gadgetPullup = false;
// Monitors the ffs paths to pull up the gadget when descriptors are written.
// Also takes of the pulling up the gadget again if the userspace process
// dies and restarts.
mMonitor = unique_ptr<thread>(new thread(monitorFfs, this));
mMonitorCreated = true;
if (DEBUG) ALOGI("Mainthread in Cv");
if (callback) {
if (mCv.wait_for(lk, timeout * 1ms, [] { return gadgetPullup; })) {
ALOGI("monitorFfs signalled true");
} else {
ALOGI("monitorFfs signalled error");
// continue monitoring as the descriptors might be written at a later
// point.
}
Return<void> ret = callback->setCurrentUsbFunctionsCb(
functions, gadgetPullup ? Status::SUCCESS : Status::ERROR);
if (!ret.isOk())
ALOGE("setCurrentUsbFunctionsCb error %s", ret.description().c_str());
}
return Status::SUCCESS;
}
Return<void> UsbGadget::setCurrentUsbFunctions(
uint64_t functions, const sp<V1_0::IUsbGadgetCallback> &callback,
uint64_t timeout) {
std::unique_lock<std::mutex> lk(mLockSetCurrentFunction);
Return<void> UsbGadget::setCurrentUsbFunctions(uint64_t functions,
const sp<V1_0::IUsbGadgetCallback> &callback,
uint64_t timeout) {
std::unique_lock<std::mutex> lk(mLockSetCurrentFunction);
mCurrentUsbFunctions = functions;
mCurrentUsbFunctionsApplied = false;
mCurrentUsbFunctions = functions;
mCurrentUsbFunctionsApplied = false;
// Unlink the gadget and stop the monitor if running.
V1_0::Status status = tearDownGadget();
if (status != Status::SUCCESS) {
goto error;
}
// Unlink the gadget and stop the monitor if running.
V1_0::Status status = tearDownGadget();
if (status != Status::SUCCESS) {
goto error;
}
ALOGI("Returned from tearDown gadget");
ALOGI("Returned from tearDown gadget");
// Leave the gadget pulled down to give time for the host to sense disconnect.
usleep(DISCONNECT_WAIT_US);
// Leave the gadget pulled down to give time for the host to sense disconnect.
usleep(kDisconnectWaitUs);
if (functions == static_cast<uint64_t>(GadgetFunction::NONE)) {
if (callback == NULL) return Void();
Return<void> ret =
callback->setCurrentUsbFunctionsCb(functions, Status::SUCCESS);
if (!ret.isOk())
ALOGE("Error while calling setCurrentUsbFunctionsCb %s",
ret.description().c_str());
if (functions == static_cast<uint64_t>(GadgetFunction::NONE)) {
if (callback == NULL)
return Void();
Return<void> ret = callback->setCurrentUsbFunctionsCb(functions, Status::SUCCESS);
if (!ret.isOk())
ALOGE("Error while calling setCurrentUsbFunctionsCb %s", ret.description().c_str());
return Void();
}
status = validateAndSetVidPid(functions);
if (status != Status::SUCCESS) {
goto error;
}
status = setupFunctions(functions, callback, timeout);
if (status != Status::SUCCESS) {
goto error;
}
ALOGI("Usb Gadget setcurrent functions called successfully");
return Void();
}
status = validateAndSetVidPid(functions);
if (status != Status::SUCCESS) {
goto error;
}
status = setupFunctions(functions, callback, timeout);
if (status != Status::SUCCESS) {
goto error;
}
ALOGI("Usb Gadget setcurrent functions called successfully");
return Void();
error:
ALOGI("Usb Gadget setcurrent functions failed");
if (callback == NULL) return Void();
Return<void> ret = callback->setCurrentUsbFunctionsCb(functions, status);
if (!ret.isOk())
ALOGE("Error while calling setCurrentUsbFunctionsCb %s",
ret.description().c_str());
return Void();
ALOGI("Usb Gadget setcurrent functions failed");
if (callback == NULL)
return Void();
Return<void> ret = callback->setCurrentUsbFunctionsCb(functions, status);
if (!ret.isOk())
ALOGE("Error while calling setCurrentUsbFunctionsCb %s", ret.description().c_str());
return Void();
}
} // namespace implementation
} // namespace V1_0

62
usb/UsbGadget.h
View File

@@ -23,14 +23,15 @@
#include <android/hardware/usb/gadget/1.0/IUsbGadget.h>
#include <hidl/MQDescriptor.h>
#include <hidl/Status.h>
#include <string>
#include <pixelusb/UsbGadgetCommon.h>
#include <sys/epoll.h>
#include <sys/eventfd.h>
#include <thread>
#include <utils/Log.h>
#include <chrono>
#include <condition_variable>
#include <mutex>
#include <string>
#include <thread>
namespace android {
namespace hardware {
@@ -50,47 +51,38 @@ using ::android::hardware::hidl_string;
using ::android::hardware::hidl_vec;
using ::android::hardware::Return;
using ::android::hardware::Void;
using ::std::chrono::steady_clock;
using ::std::lock_guard;
using ::std::move;
using ::std::mutex;
using ::android::hardware::google::pixel::usb::addAdb;
using ::android::hardware::google::pixel::usb::addEpollFd;
using ::android::hardware::google::pixel::usb::getVendorFunctions;
using ::android::hardware::google::pixel::usb::kDebug;
using ::android::hardware::google::pixel::usb::kDisconnectWaitUs;
using ::android::hardware::google::pixel::usb::linkFunction;
using ::android::hardware::google::pixel::usb::MonitorFfs;
using ::android::hardware::google::pixel::usb::resetGadget;
using ::android::hardware::google::pixel::usb::setVidPid;
using ::android::hardware::google::pixel::usb::unlinkFunctions;
using ::std::string;
using ::std::thread;
using ::std::unique_ptr;
using ::std::vector;
using namespace std::chrono;
using namespace std::chrono_literals;
constexpr char kGadgetName[] = "a600000.dwc3";
static MonitorFfs monitorFfs(kGadgetName);
struct UsbGadget : public IUsbGadget {
UsbGadget();
unique_fd mInotifyFd;
unique_fd mEventFd;
unique_fd mEpollFd;
UsbGadget();
unique_ptr<thread> mMonitor;
volatile bool mMonitorCreated;
vector<string> mEndpointList;
// protects the CV.
std::mutex mLock;
std::condition_variable mCv;
// Makes sure that only one request is processed at a time.
std::mutex mLockSetCurrentFunction;
uint64_t mCurrentUsbFunctions;
bool mCurrentUsbFunctionsApplied;
// Makes sure that only one request is processed at a time.
std::mutex mLockSetCurrentFunction;
uint64_t mCurrentUsbFunctions;
bool mCurrentUsbFunctionsApplied;
Return<void> setCurrentUsbFunctions(uint64_t functions, const sp<IUsbGadgetCallback> &callback,
uint64_t timeout) override;
Return<void> setCurrentUsbFunctions(uint64_t functions,
const sp<IUsbGadgetCallback>& callback,
uint64_t timeout) override;
Return<void> getCurrentUsbFunctions(
const sp<IUsbGadgetCallback>& callback) override;
Return<void> getCurrentUsbFunctions(const sp<IUsbGadgetCallback> &callback) override;
private:
Status tearDownGadget();
Status setupFunctions(uint64_t functions,
const sp<IUsbGadgetCallback>& callback,
uint64_t timeout);
Status tearDownGadget();
Status setupFunctions(uint64_t functions, const sp<IUsbGadgetCallback> &callback,
uint64_t timeout);
};
} // namespace implementation

2
usb/android.hardware.usb@1.1-service.sunfish.rc → usb/android.hardware.usb@1.2-service.sunfish.rc
View File

@@ -1,4 +1,4 @@
service vendor.usb-hal-1-1 /vendor/bin/hw/android.hardware.usb@1.1-service.sunfish
service vendor.usb-hal-1-2 /vendor/bin/hw/android.hardware.usb@1.2-service.sunfish
class hal
user root
group root system shell mtp

9
usb/service.cpp
View File

@@ -1,5 +1,5 @@
/*
* Copyright (C) 2016 The Android Open Source Project
* Copyright (C) 2018 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
@@ -14,7 +14,7 @@
* limitations under the License.
*/
#define LOG_TAG "android.hardware.usb@1.1-service.sunfish"
#define LOG_TAG "android.hardware.usb@1.2-service.sunfish"
#include <hidl/HidlTransportSupport.h>
#include "Usb.h"
@@ -27,10 +27,10 @@ using android::hardware::configureRpcThreadpool;
using android::hardware::joinRpcThreadpool;
// Generated HIDL files
using android::hardware::usb::V1_1::IUsb;
using android::hardware::usb::gadget::V1_0::IUsbGadget;
using android::hardware::usb::V1_1::implementation::Usb;
using android::hardware::usb::gadget::V1_0::implementation::UsbGadget;
using android::hardware::usb::V1_2::IUsb;
using android::hardware::usb::V1_2::implementation::Usb;
using android::OK;
using android::status_t;
@@ -59,5 +59,4 @@ int main() {
// Under noraml cases, execution will not reach this line.
ALOGI("USB HAL failed to join thread pool.");
return 1;
}