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/*
* X11DRV display device functions
*
* Copyright 2019 Zhiyi Zhang for CodeWeavers
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
*/
#include "config.h"
#include <stdarg.h>
#include "windef.h"
#include "winbase.h"
#include "winuser.h"
#include "rpc.h"
#include "winreg.h"
#include "initguid.h"
#include "devguid.h"
#include "devpkey.h"
#include "setupapi.h"
#define WIN32_NO_STATUS
#include "winternl.h"
#include "wine/debug.h"
#include "wine/unicode.h"
#include "x11drv.h"
WINE_DEFAULT_DEBUG_CHANNEL(x11drv);
/* Wine specific monitor properties */
DEFINE_DEVPROPKEY(WINE_DEVPROPKEY_MONITOR_STATEFLAGS, 0x233a9ef3, 0xafc4, 0x4abd, 0xb5, 0x64, 0xc3, 0x2f, 0x21, 0xf1, 0x53, 0x5b, 2);
DEFINE_DEVPROPKEY(WINE_DEVPROPKEY_MONITOR_RCMONITOR, 0x233a9ef3, 0xafc4, 0x4abd, 0xb5, 0x64, 0xc3, 0x2f, 0x21, 0xf1, 0x53, 0x5b, 3);
DEFINE_DEVPROPKEY(WINE_DEVPROPKEY_MONITOR_RCWORK, 0x233a9ef3, 0xafc4, 0x4abd, 0xb5, 0x64, 0xc3, 0x2f, 0x21, 0xf1, 0x53, 0x5b, 4);
DEFINE_DEVPROPKEY(WINE_DEVPROPKEY_MONITOR_ADAPTERNAME, 0x233a9ef3, 0xafc4, 0x4abd, 0xb5, 0x64, 0xc3, 0x2f, 0x21, 0xf1, 0x53, 0x5b, 5);
static const WCHAR driver_date_dataW[] = {'D','r','i','v','e','r','D','a','t','e','D','a','t','a',0};
static const WCHAR driver_descW[] = {'D','r','i','v','e','r','D','e','s','c',0};
static const WCHAR displayW[] = {'D','I','S','P','L','A','Y',0};
static const WCHAR pciW[] = {'P','C','I',0};
static const WCHAR video_idW[] = {'V','i','d','e','o','I','D',0};
static const WCHAR symbolic_link_valueW[]= {'S','y','m','b','o','l','i','c','L','i','n','k','V','a','l','u','e',0};
static const WCHAR gpu_idW[] = {'G','P','U','I','D',0};
static const WCHAR mointor_id_fmtW[] = {'M','o','n','i','t','o','r','I','D','%','d',0};
static const WCHAR adapter_name_fmtW[] = {'\\','\\','.','\\','D','I','S','P','L','A','Y','%','d',0};
static const WCHAR state_flagsW[] = {'S','t','a','t','e','F','l','a','g','s',0};
static const WCHAR guid_fmtW[] = {
'{','%','0','8','x','-','%','0','4','x','-','%','0','4','x','-','%','0','2','x','%','0','2','x','-',
'%','0','2','x','%','0','2','x','%','0','2','x','%','0','2','x','%','0','2','x','%','0','2','x','}',0};
static const WCHAR gpu_instance_fmtW[] = {
'P','C','I','\\',
'V','E','N','_','%','0','4','X','&',
'D','E','V','_','%','0','4','X','&',
'S','U','B','S','Y','S','_','%','0','8','X','&',
'R','E','V','_','%','0','2','X','\\',
'%','0','8','X',0};
static const WCHAR gpu_hardware_id_fmtW[] = {
'P','C','I','\\',
'V','E','N','_','%','0','4','X','&',
'D','E','V','_','%','0','4','X','&',
'S','U','B','S','Y','S','_','0','0','0','0','0','0','0','0','&',
'R','E','V','_','0','0',0};
static const WCHAR video_keyW[] = {
'H','A','R','D','W','A','R','E','\\',
'D','E','V','I','C','E','M','A','P','\\',
'V','I','D','E','O',0};
static const WCHAR adapter_key_fmtW[] = {
'S','y','s','t','e','m','\\',
'C','u','r','r','e','n','t','C','o','n','t','r','o','l','S','e','t','\\',
'C','o','n','t','r','o','l','\\',
'V','i','d','e','o','\\',
'%','s','\\',
'%','0','4','x',0};
static const WCHAR device_video_fmtW[] = {
'\\','D','e','v','i','c','e','\\',
'V','i','d','e','o','%','d',0};
static const WCHAR machine_prefixW[] = {
'\\','R','e','g','i','s','t','r','y','\\',
'M','a','c','h','i','n','e','\\',0};
static const WCHAR nt_classW[] = {
'\\','R','e','g','i','s','t','r','y','\\',
'M','a','c','h','i','n','e','\\',
'S','y','s','t','e','m','\\',
'C','u','r','r','e','n','t','C','o','n','t','r','o','l','S','e','t','\\',
'C','o','n','t','r','o','l','\\',
'C','l','a','s','s','\\',0};
static const WCHAR monitor_instance_fmtW[] = {
'D','I','S','P','L','A','Y','\\',
'D','e','f','a','u','l','t','_','M','o','n','i','t','o','r','\\',
'%','0','4','X','&','%','0','4','X',0};
static const WCHAR monitor_hardware_idW[] = {
'M','O','N','I','T','O','R','\\',
'D','e','f','a','u','l','t','_','M','o','n','i','t','o','r',0,0};
static struct x11drv_display_device_handler host_handler;
struct x11drv_display_device_handler desktop_handler;
/* Cached screen information, protected by screen_section */
static HKEY video_key;
static RECT virtual_screen_rect;
static RECT primary_monitor_rect;
static FILETIME last_query_screen_time;
static CRITICAL_SECTION screen_section;
static CRITICAL_SECTION_DEBUG screen_critsect_debug =
{
0, 0, &screen_section,
{&screen_critsect_debug.ProcessLocksList, &screen_critsect_debug.ProcessLocksList},
0, 0, {(DWORD_PTR)(__FILE__ ": screen_section")}
};
static CRITICAL_SECTION screen_section = {&screen_critsect_debug, -1, 0, 0, 0, 0};
static HANDLE get_display_device_init_mutex(void)
{
static const WCHAR init_mutexW[] = {'d','i','s','p','l','a','y','_','d','e','v','i','c','e','_','i','n','i','t',0};
HANDLE mutex = CreateMutexW(NULL, FALSE, init_mutexW);
WaitForSingleObject(mutex, INFINITE);
return mutex;
}
static void release_display_device_init_mutex(HANDLE mutex)
{
ReleaseMutex(mutex);
CloseHandle(mutex);
}
/* Update screen rectangle cache from SetupAPI if it's outdated, return FALSE on failure and TRUE on success */
static BOOL update_screen_cache(void)
{
RECT virtual_rect = {0}, primary_rect = {0}, monitor_rect;
SP_DEVINFO_DATA device_data = {sizeof(device_data)};
HDEVINFO devinfo = INVALID_HANDLE_VALUE;
FILETIME filetime = {0};
HANDLE mutex = NULL;
DWORD i = 0;
INT result;
DWORD type;
BOOL ret = FALSE;
EnterCriticalSection(&screen_section);
if ((!video_key && RegOpenKeyW(HKEY_LOCAL_MACHINE, video_keyW, &video_key))
|| RegQueryInfoKeyW(video_key, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, &filetime))
{
LeaveCriticalSection(&screen_section);
return FALSE;
}
result = CompareFileTime(&filetime, &last_query_screen_time);
LeaveCriticalSection(&screen_section);
if (result < 1)
return TRUE;
mutex = get_display_device_init_mutex();
devinfo = SetupDiGetClassDevsW(&GUID_DEVCLASS_MONITOR, displayW, NULL, DIGCF_PRESENT);
if (devinfo == INVALID_HANDLE_VALUE)
goto fail;
while (SetupDiEnumDeviceInfo(devinfo, i++, &device_data))
{
if (!SetupDiGetDevicePropertyW(devinfo, &device_data, &WINE_DEVPROPKEY_MONITOR_RCMONITOR, &type,
(BYTE *)&monitor_rect, sizeof(monitor_rect), NULL, 0))
goto fail;
UnionRect(&virtual_rect, &virtual_rect, &monitor_rect);
if (i == 1)
primary_rect = monitor_rect;
}
EnterCriticalSection(&screen_section);
virtual_screen_rect = virtual_rect;
primary_monitor_rect = primary_rect;
last_query_screen_time = filetime;
LeaveCriticalSection(&screen_section);
ret = TRUE;
fail:
SetupDiDestroyDeviceInfoList(devinfo);
release_display_device_init_mutex(mutex);
if (!ret)
WARN("Update screen cache failed!\n");
return ret;
}
POINT virtual_screen_to_root(INT x, INT y)
{
RECT virtual = get_virtual_screen_rect();
POINT pt;
pt.x = x - virtual.left;
pt.y = y - virtual.top;
return pt;
}
POINT root_to_virtual_screen(INT x, INT y)
{
RECT virtual = get_virtual_screen_rect();
POINT pt;
pt.x = x + virtual.left;
pt.y = y + virtual.top;
return pt;
}
RECT get_virtual_screen_rect(void)
{
RECT virtual;
update_screen_cache();
EnterCriticalSection(&screen_section);
virtual = virtual_screen_rect;
LeaveCriticalSection(&screen_section);
return virtual;
}
RECT get_primary_monitor_rect(void)
{
RECT primary;
update_screen_cache();
EnterCriticalSection(&screen_section);
primary = primary_monitor_rect;
LeaveCriticalSection(&screen_section);
return primary;
}
/* Get the primary monitor rect from the host system */
RECT get_host_primary_monitor_rect(void)
{
INT gpu_count, adapter_count, monitor_count;
struct x11drv_gpu *gpus = NULL;
struct x11drv_adapter *adapters = NULL;
struct x11drv_monitor *monitors = NULL;
RECT rect = {0};
/* The first monitor is always primary */
if (host_handler.get_gpus(&gpus, &gpu_count) && gpu_count &&
host_handler.get_adapters(gpus[0].id, &adapters, &adapter_count) && adapter_count &&
host_handler.get_monitors(adapters[0].id, &monitors, &monitor_count) && monitor_count)
rect = monitors[0].rc_monitor;
if (gpus) host_handler.free_gpus(gpus);
if (adapters) host_handler.free_adapters(adapters);
if (monitors) host_handler.free_monitors(monitors);
return rect;
}
void X11DRV_DisplayDevices_SetHandler(const struct x11drv_display_device_handler *new_handler)
{
if (new_handler->priority > host_handler.priority)
{
host_handler = *new_handler;
TRACE("Display device functions are now handled by: %s\n", host_handler.name);
}
}
void X11DRV_DisplayDevices_RegisterEventHandlers(void)
{
struct x11drv_display_device_handler *handler = is_virtual_desktop() ? &desktop_handler : &host_handler;
if (handler->register_event_handlers)
handler->register_event_handlers();
}
/* Initialize a GPU instance and return its GUID string in guid_string and driver value in driver parameter */
static BOOL X11DRV_InitGpu(HDEVINFO devinfo, const struct x11drv_gpu *gpu, INT gpu_index, WCHAR *guid_string,
WCHAR *driver)
{
static const BOOL present = TRUE;
SP_DEVINFO_DATA device_data = {sizeof(device_data)};
WCHAR instanceW[MAX_PATH];
WCHAR bufferW[1024];
HKEY hkey = NULL;
GUID guid;
INT written;
DWORD size;
BOOL ret = FALSE;
FILETIME filetime;
sprintfW(instanceW, gpu_instance_fmtW, gpu->vendor_id, gpu->device_id, gpu->subsys_id, gpu->revision_id, gpu_index);
if (!SetupDiOpenDeviceInfoW(devinfo, instanceW, NULL, 0, &device_data))
{
SetupDiCreateDeviceInfoW(devinfo, instanceW, &GUID_DEVCLASS_DISPLAY, gpu->name, NULL, 0, &device_data);
if (!SetupDiRegisterDeviceInfo(devinfo, &device_data, 0, NULL, NULL, NULL))
goto done;
}
/* Write HardwareID registry property, REG_MULTI_SZ */
written = sprintfW(bufferW, gpu_hardware_id_fmtW, gpu->vendor_id, gpu->device_id);
bufferW[written + 1] = 0;
if (!SetupDiSetDeviceRegistryPropertyW(devinfo, &device_data, SPDRP_HARDWAREID, (const BYTE *)bufferW,
(written + 2) * sizeof(WCHAR)))
goto done;
/* Write DEVPKEY_Device_IsPresent property */
if (!SetupDiSetDevicePropertyW(devinfo, &device_data, &DEVPKEY_Device_IsPresent, DEVPROP_TYPE_BOOLEAN,
(const BYTE *)&present, sizeof(present), 0))
goto done;
/* Open driver key.
* This is where HKLM\System\CurrentControlSet\Control\Video\{GPU GUID}\{Adapter Index} links to */
hkey = SetupDiCreateDevRegKeyW(devinfo, &device_data, DICS_FLAG_GLOBAL, 0, DIREG_DRV, NULL, NULL);
/* Write DriverDesc value */
if (RegSetValueExW(hkey, driver_descW, 0, REG_SZ, (const BYTE *)gpu->name,
(strlenW(gpu->name) + 1) * sizeof(WCHAR)))
goto done;
/* Write DriverDateData value, using current time as driver date, needed by Evoland */
GetSystemTimeAsFileTime(&filetime);
if (RegSetValueExW(hkey, driver_date_dataW, 0, REG_BINARY, (BYTE *)&filetime, sizeof(filetime)))
goto done;
RegCloseKey(hkey);
/* Retrieve driver value for adapters */
if (!SetupDiGetDeviceRegistryPropertyW(devinfo, &device_data, SPDRP_DRIVER, NULL, (BYTE *)bufferW, sizeof(bufferW),
NULL))
goto done;
lstrcpyW(driver, nt_classW);
lstrcatW(driver, bufferW);
/* Write GUID in VideoID in .../instance/Device Parameters, reuse the GUID if it's existent */
hkey = SetupDiCreateDevRegKeyW(devinfo, &device_data, DICS_FLAG_GLOBAL, 0, DIREG_DEV, NULL, NULL);
size = sizeof(bufferW);
if (RegQueryValueExW(hkey, video_idW, 0, NULL, (BYTE *)bufferW, &size))
{
UuidCreate(&guid);
sprintfW(bufferW, guid_fmtW, guid.Data1, guid.Data2, guid.Data3, guid.Data4[0], guid.Data4[1], guid.Data4[2],
guid.Data4[3], guid.Data4[4], guid.Data4[5], guid.Data4[6], guid.Data4[7]);
if (RegSetValueExW(hkey, video_idW, 0, REG_SZ, (const BYTE *)bufferW, (strlenW(bufferW) + 1) * sizeof(WCHAR)))
goto done;
}
lstrcpyW(guid_string, bufferW);
ret = TRUE;
done:
RegCloseKey(hkey);
if (!ret)
ERR("Failed to initialize GPU\n");
return ret;
}
static BOOL X11DRV_InitAdapter(HKEY video_hkey, INT video_index, INT gpu_index, INT adapter_index, INT monitor_count,
const struct x11drv_gpu *gpu, const WCHAR *guid_string,
const WCHAR *gpu_driver, const struct x11drv_adapter *adapter)
{
WCHAR adapter_keyW[MAX_PATH];
WCHAR key_nameW[MAX_PATH];
WCHAR bufferW[1024];
HKEY hkey = NULL;
BOOL ret = FALSE;
LSTATUS ls;
INT i;
sprintfW(key_nameW, device_video_fmtW, video_index);
lstrcpyW(bufferW, machine_prefixW);
sprintfW(adapter_keyW, adapter_key_fmtW, guid_string, adapter_index);
lstrcatW(bufferW, adapter_keyW);
/* Write value of \Device\Video? (adapter key) in HKLM\HARDWARE\DEVICEMAP\VIDEO\ */
if (RegSetValueExW(video_hkey, key_nameW, 0, REG_SZ, (const BYTE *)bufferW, (strlenW(bufferW) + 1) * sizeof(WCHAR)))
goto done;
/* Create HKLM\System\CurrentControlSet\Control\Video\{GPU GUID}\{Adapter Index} link to GPU driver */
ls = RegCreateKeyExW(HKEY_LOCAL_MACHINE, adapter_keyW, 0, NULL, REG_OPTION_VOLATILE | REG_OPTION_CREATE_LINK,
KEY_ALL_ACCESS, NULL, &hkey, NULL);
if (ls == ERROR_ALREADY_EXISTS)
RegCreateKeyExW(HKEY_LOCAL_MACHINE, adapter_keyW, 0, NULL, REG_OPTION_VOLATILE | REG_OPTION_OPEN_LINK,
KEY_ALL_ACCESS, NULL, &hkey, NULL);
if (RegSetValueExW(hkey, symbolic_link_valueW, 0, REG_LINK, (const BYTE *)gpu_driver,
strlenW(gpu_driver) * sizeof(WCHAR)))
goto done;
RegCloseKey(hkey);
hkey = NULL;
/* FIXME:
* Following information is Wine specific, it doesn't really exist on Windows. It is used so that we can
* implement EnumDisplayDevices etc by querying registry only. This information is most likely reported by the
* device driver on Windows */
RegCreateKeyExW(HKEY_CURRENT_CONFIG, adapter_keyW, 0, NULL, REG_OPTION_VOLATILE, KEY_WRITE, NULL, &hkey, NULL);
/* Write GPU instance path so that we can find the GPU instance via adapters quickly. Another way is trying to match
* them via the GUID in Device Parameters/VideoID, but it would require enumerating all GPU instances */
sprintfW(bufferW, gpu_instance_fmtW, gpu->vendor_id, gpu->device_id, gpu->subsys_id, gpu->revision_id, gpu_index);
if (RegSetValueExW(hkey, gpu_idW, 0, REG_SZ, (const BYTE *)bufferW, (strlenW(bufferW) + 1) * sizeof(WCHAR)))
goto done;
/* Write all monitor instances paths under this adapter */
for (i = 0; i < monitor_count; i++)
{
sprintfW(key_nameW, mointor_id_fmtW, i);
sprintfW(bufferW, monitor_instance_fmtW, video_index, i);
if (RegSetValueExW(hkey, key_nameW, 0, REG_SZ, (const BYTE *)bufferW, (strlenW(bufferW) + 1) * sizeof(WCHAR)))
goto done;
}
/* Write StateFlags */
if (RegSetValueExW(hkey, state_flagsW, 0, REG_DWORD, (const BYTE *)&adapter->state_flags,
sizeof(adapter->state_flags)))
goto done;
ret = TRUE;
done:
RegCloseKey(hkey);
if (!ret)
ERR("Failed to initialize adapter\n");
return ret;
}
static BOOL X11DRV_InitMonitor(HDEVINFO devinfo, const struct x11drv_monitor *monitor, int monitor_index,
int video_index)
{
SP_DEVINFO_DATA device_data = {sizeof(SP_DEVINFO_DATA)};
WCHAR bufferW[MAX_PATH];
HKEY hkey;
BOOL ret = FALSE;
/* Create GUID_DEVCLASS_MONITOR instance */
sprintfW(bufferW, monitor_instance_fmtW, video_index, monitor_index);
SetupDiCreateDeviceInfoW(devinfo, bufferW, &GUID_DEVCLASS_MONITOR, monitor->name, NULL, 0, &device_data);
if (!SetupDiRegisterDeviceInfo(devinfo, &device_data, 0, NULL, NULL, NULL))
goto done;
/* Write HardwareID registry property */
if (!SetupDiSetDeviceRegistryPropertyW(devinfo, &device_data, SPDRP_HARDWAREID,
(const BYTE *)monitor_hardware_idW, sizeof(monitor_hardware_idW)))
goto done;
/* Create driver key */
hkey = SetupDiCreateDevRegKeyW(devinfo, &device_data, DICS_FLAG_GLOBAL, 0, DIREG_DRV, NULL, NULL);
RegCloseKey(hkey);
/* FIXME:
* Following properties are Wine specific, see comments in X11DRV_InitAdapter for details */
/* StateFlags */
if (!SetupDiSetDevicePropertyW(devinfo, &device_data, &WINE_DEVPROPKEY_MONITOR_STATEFLAGS, DEVPROP_TYPE_UINT32,
(const BYTE *)&monitor->state_flags, sizeof(monitor->state_flags), 0))
goto done;
/* RcMonitor */
if (!SetupDiSetDevicePropertyW(devinfo, &device_data, &WINE_DEVPROPKEY_MONITOR_RCMONITOR, DEVPROP_TYPE_BINARY,
(const BYTE *)&monitor->rc_monitor, sizeof(monitor->rc_monitor), 0))
goto done;
/* RcWork */
if (!SetupDiSetDevicePropertyW(devinfo, &device_data, &WINE_DEVPROPKEY_MONITOR_RCWORK, DEVPROP_TYPE_BINARY,
(const BYTE *)&monitor->rc_work, sizeof(monitor->rc_work), 0))
goto done;
/* Adapter name */
sprintfW(bufferW, adapter_name_fmtW, video_index + 1);
if (!SetupDiSetDevicePropertyW(devinfo, &device_data, &WINE_DEVPROPKEY_MONITOR_ADAPTERNAME, DEVPROP_TYPE_STRING,
(const BYTE *)bufferW, (strlenW(bufferW) + 1) * sizeof(WCHAR), 0))
goto done;
ret = TRUE;
done:
if (!ret)
ERR("Failed to initialize monitor\n");
return ret;
}
static void prepare_devices(HKEY video_hkey)
{
static const BOOL not_present = FALSE;
SP_DEVINFO_DATA device_data = {sizeof(device_data)};
HDEVINFO devinfo;
DWORD i = 0;
/* Remove all monitors */
devinfo = SetupDiGetClassDevsW(&GUID_DEVCLASS_MONITOR, displayW, NULL, 0);
while (SetupDiEnumDeviceInfo(devinfo, i++, &device_data))
{
if (!SetupDiRemoveDevice(devinfo, &device_data))
ERR("Failed to remove monitor\n");
}
SetupDiDestroyDeviceInfoList(devinfo);
/* Clean up old adapter keys for reinitialization */
RegDeleteTreeW(video_hkey, NULL);
/* FIXME:
* Currently SetupDiGetClassDevsW with DIGCF_PRESENT is unsupported, So we need to clean up not present devices in
* case application uses SetupDiGetClassDevsW to enumerate devices. Wrong devices could exist in registry as a result
* of prefix copying or having devices unplugged. But then we couldn't simply delete GPUs because we need to retain
* the same GUID for the same GPU. */
i = 0;
devinfo = SetupDiGetClassDevsW(&GUID_DEVCLASS_DISPLAY, pciW, NULL, 0);
while (SetupDiEnumDeviceInfo(devinfo, i++, &device_data))
{
if (!SetupDiSetDevicePropertyW(devinfo, &device_data, &DEVPKEY_Device_IsPresent, DEVPROP_TYPE_BOOLEAN,
(const BYTE *)&not_present, sizeof(not_present), 0))
ERR("Failed to set GPU present property\n");
}
SetupDiDestroyDeviceInfoList(devinfo);
}
static void cleanup_devices(void)
{
SP_DEVINFO_DATA device_data = {sizeof(device_data)};
HDEVINFO devinfo;
DWORD type;
DWORD i = 0;
BOOL present;
devinfo = SetupDiGetClassDevsW(&GUID_DEVCLASS_DISPLAY, pciW, NULL, 0);
while (SetupDiEnumDeviceInfo(devinfo, i++, &device_data))
{
present = FALSE;
SetupDiGetDevicePropertyW(devinfo, &device_data, &DEVPKEY_Device_IsPresent, &type, (BYTE *)&present,
sizeof(present), NULL, 0);
if (!present && !SetupDiRemoveDevice(devinfo, &device_data))
ERR("Failed to remove GPU\n");
}
SetupDiDestroyDeviceInfoList(devinfo);
}
void X11DRV_DisplayDevices_Init(BOOL force)
{
HANDLE mutex;
struct x11drv_display_device_handler *handler = is_virtual_desktop() ? &desktop_handler : &host_handler;
struct x11drv_gpu *gpus = NULL;
struct x11drv_adapter *adapters = NULL;
struct x11drv_monitor *monitors = NULL;
INT gpu_count, adapter_count, monitor_count;
INT gpu, adapter, monitor;
HDEVINFO gpu_devinfo = NULL, monitor_devinfo = NULL;
HKEY video_hkey = NULL;
INT video_index = 0;
DWORD disposition = 0;
WCHAR guidW[40];
WCHAR driverW[1024];
mutex = get_display_device_init_mutex();
if (RegCreateKeyExW(HKEY_LOCAL_MACHINE, video_keyW, 0, NULL, REG_OPTION_VOLATILE, KEY_ALL_ACCESS, NULL, &video_hkey,
&disposition))
{
ERR("Failed to create video device key\n");
goto done;
}
/* Avoid unnecessary reinit */
if (!force && disposition != REG_CREATED_NEW_KEY)
goto done;
TRACE("via %s\n", wine_dbgstr_a(handler->name));
prepare_devices(video_hkey);
gpu_devinfo = SetupDiCreateDeviceInfoList(&GUID_DEVCLASS_DISPLAY, NULL);
monitor_devinfo = SetupDiCreateDeviceInfoList(&GUID_DEVCLASS_MONITOR, NULL);
/* Initialize GPUs */
if (!handler->get_gpus(&gpus, &gpu_count))
goto done;
TRACE("GPU count: %d\n", gpu_count);
for (gpu = 0; gpu < gpu_count; gpu++)
{
if (!X11DRV_InitGpu(gpu_devinfo, &gpus[gpu], gpu, guidW, driverW))
goto done;
/* Initialize adapters */
if (!handler->get_adapters(gpus[gpu].id, &adapters, &adapter_count))
goto done;
TRACE("GPU: %#lx %s, adapter count: %d\n", gpus[gpu].id, wine_dbgstr_w(gpus[gpu].name), adapter_count);
for (adapter = 0; adapter < adapter_count; adapter++)
{
if (!handler->get_monitors(adapters[adapter].id, &monitors, &monitor_count))
goto done;
TRACE("adapter: %#lx, monitor count: %d\n", adapters[adapter].id, monitor_count);
if (!X11DRV_InitAdapter(video_hkey, video_index, gpu, adapter, monitor_count,
&gpus[gpu], guidW, driverW, &adapters[adapter]))
goto done;
/* Initialize monitors */
for (monitor = 0; monitor < monitor_count; monitor++)
{
TRACE("monitor: %#x %s\n", monitor, wine_dbgstr_w(monitors[monitor].name));
if (!X11DRV_InitMonitor(monitor_devinfo, &monitors[monitor], monitor, video_index))
goto done;
}
handler->free_monitors(monitors);
monitors = NULL;
video_index++;
}
handler->free_adapters(adapters);
adapters = NULL;
}
done:
cleanup_devices();
SetupDiDestroyDeviceInfoList(monitor_devinfo);
SetupDiDestroyDeviceInfoList(gpu_devinfo);
RegCloseKey(video_hkey);
release_display_device_init_mutex(mutex);
if (gpus)
handler->free_gpus(gpus);
if (adapters)
handler->free_adapters(adapters);
if (monitors)
handler->free_monitors(monitors);
}
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