Merge pull request #10599 from shuffle2/libusb

Libusb fixups
This commit is contained in:
Admiral H. Curtiss 2022-04-23 20:32:47 +02:00 committed by GitHub
commit 8b5a61b8fd
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3 changed files with 29 additions and 8 deletions

2
.gitmodules vendored
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@ -16,3 +16,5 @@
[submodule "libusb"]
path = Externals/libusb/libusb
url = https://github.com/libusb/libusb.git
branch = master
shallow = true

@ -1 +1 @@
Subproject commit 4239bc3a50014b8e6a5a2a59df1fff3b7469543b
Subproject commit ba698478afc3d3a72644eef9fc4cd24ce8383a4c

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@ -25,6 +25,15 @@
#include "InputCommon/GCAdapter.h"
#include "InputCommon/GCPadStatus.h"
#if defined(LIBUSB_API_VERSION)
#define LIBUSB_API_VERSION_EXIST 1
#else
#define LIBUSB_API_VERSION_EXIST 0
#endif
#define LIBUSB_API_VERSION_ATLEAST(v) (LIBUSB_API_VERSION_EXIST && LIBUSB_API_VERSION >= (v))
#define LIBUSB_API_HAS_HOTPLUG LIBUSB_API_VERSION_ATLEAST(0x01000102)
namespace GCAdapter
{
static bool CheckDeviceAccess(libusb_device* device);
@ -71,7 +80,7 @@ static bool s_libusb_hotplug_enabled = true;
#else
static bool s_libusb_hotplug_enabled = false;
#endif
#if defined(LIBUSB_API_VERSION) && LIBUSB_API_VERSION >= 0x01000102
#if LIBUSB_API_HAS_HOTPLUG
static libusb_hotplug_callback_handle s_hotplug_handle;
#endif
@ -89,6 +98,8 @@ static std::array<bool, SerialInterface::MAX_SI_CHANNELS> s_config_rumble_enable
static void Read()
{
Common::SetCurrentThreadName("GCAdapter Read Thread");
int payload_size = 0;
while (s_adapter_thread_running.IsSet())
{
@ -110,6 +121,8 @@ static void Read()
static void Write()
{
Common::SetCurrentThreadName("GCAdapter Write Thread");
int size = 0;
while (true)
@ -134,7 +147,7 @@ static void Write()
}
}
#if defined(LIBUSB_API_VERSION) && LIBUSB_API_VERSION >= 0x01000102
#if LIBUSB_API_HAS_HOTPLUG
static int HotplugCallback(libusb_context* ctx, libusb_device* dev, libusb_hotplug_event event,
void* user_data)
{
@ -165,7 +178,7 @@ static void ScanThreadFunc()
Common::SetCurrentThreadName("GC Adapter Scanning Thread");
NOTICE_LOG_FMT(CONTROLLERINTERFACE, "GC Adapter scanning thread started");
#if defined(LIBUSB_API_VERSION) && LIBUSB_API_VERSION >= 0x01000102
#if LIBUSB_API_HAS_HOTPLUG
#ifndef __FreeBSD__
s_libusb_hotplug_enabled = libusb_has_capability(LIBUSB_CAP_HAS_HOTPLUG) != 0;
#endif
@ -322,11 +335,17 @@ static bool CheckDeviceAccess(libusb_device* device)
return false;
}
bool detach_failed = false;
ret = libusb_kernel_driver_active(s_handle, 0);
if (ret == 1)
{
// On macos detaching would fail without root or entitlement.
// We assume user is using GCAdapterDriver and therefor don't want to detach anything
#if !defined(__APPLE__)
ret = libusb_detach_kernel_driver(s_handle, 0);
if (ret != 0 && ret != LIBUSB_ERROR_NOT_SUPPORTED)
detach_failed = ret < 0 && ret != LIBUSB_ERROR_NOT_FOUND && ret != LIBUSB_ERROR_NOT_SUPPORTED;
#endif
if (detach_failed)
ERROR_LOG_FMT(CONTROLLERINTERFACE, "libusb_detach_kernel_driver failed with error: {}", ret);
}
@ -338,7 +357,7 @@ static bool CheckDeviceAccess(libusb_device* device)
// this split is needed so that we don't avoid claiming the interface when
// detaching the kernel driver is successful
if (ret != 0 && ret != LIBUSB_ERROR_NOT_SUPPORTED)
if (detach_failed)
{
libusb_close(s_handle);
s_handle = nullptr;
@ -398,12 +417,12 @@ static void AddGCAdapter(libusb_device* device)
void Shutdown()
{
StopScanThread();
#if defined(LIBUSB_API_VERSION) && LIBUSB_API_VERSION >= 0x01000102
#if LIBUSB_API_HAS_HOTPLUG
if (s_libusb_context->IsValid() && s_libusb_hotplug_enabled)
libusb_hotplug_deregister_callback(*s_libusb_context, s_hotplug_handle);
#endif
s_libusb_context.reset();
Reset();
s_libusb_context.reset();
s_status = NO_ADAPTER_DETECTED;