15f1c94371a64b3196d4be9466099bb892df9b88eTorne (Richard Coles)// Copyright 2014 The Chromium Authors. All rights reserved. 25821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Use of this source code is governed by a BSD-style license that can be 35821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// found in the LICENSE file. 45821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 55821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include <X11/Xlib.h> 65821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 75821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "base/logging.h" 85f1c94371a64b3196d4be9466099bb892df9b88eTorne (Richard Coles)#include "gpu/config/gpu_info_collector_linux.h" 95821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "third_party/libXNVCtrl/NVCtrl.h" 105821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "third_party/libXNVCtrl/NVCtrlLib.h" 11a02191e04bc25c4935f804f2c080ae28663d096dBen Murdoch#include "ui/gfx/x/x11_types.h" 125821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1390dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles)namespace gpu { 1490dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) 155821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Use NVCtrl extention to query NV driver version. 165821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Return empty string on failing. 175821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)std::string CollectDriverVersionNVidia() { 18a02191e04bc25c4935f804f2c080ae28663d096dBen Murdoch Display* display = gfx::GetXDisplay(); 195821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (!display) { 205821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) LOG(ERROR) << "XOpenDisplay failed."; 215821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return std::string(); 225821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 235821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) int event_base = 0, error_base = 0; 245821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (!XNVCTRLQueryExtension(display, &event_base, &error_base)) { 25effb81e5f8246d0db0270817048dc992db66e9fbBen Murdoch VLOG(1) << "NVCtrl extension does not exist."; 265821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return std::string(); 275821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 285821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) int screen_count = ScreenCount(display); 295821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) for (int screen = 0; screen < screen_count; ++screen) { 305821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) char* buffer = NULL; 315821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (XNVCTRLIsNvScreen(display, screen) && 325821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) XNVCTRLQueryStringAttribute(display, screen, 0, 335821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) NV_CTRL_STRING_NVIDIA_DRIVER_VERSION, 345821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) &buffer)) { 355821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) std::string driver_version(buffer); 365821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) XFree(buffer); 375821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return driver_version; 385821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 395821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 405821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return std::string(); 415821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 425821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 4390dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles)} // namespace gpu 44