14a1efd0680d2e9b61739e1eaeffd89174d6d2605Alain Vongsouvanh/* 24a1efd0680d2e9b61739e1eaeffd89174d6d2605Alain Vongsouvanh* Copyright (c) 2017, The Linux Foundation. All rights reserved. 34a1efd0680d2e9b61739e1eaeffd89174d6d2605Alain Vongsouvanh* 44a1efd0680d2e9b61739e1eaeffd89174d6d2605Alain Vongsouvanh* Redistribution and use in source and binary forms, with or without 54a1efd0680d2e9b61739e1eaeffd89174d6d2605Alain Vongsouvanh* modification, are permitted provided that the following conditions are 64a1efd0680d2e9b61739e1eaeffd89174d6d2605Alain Vongsouvanh* met: 74a1efd0680d2e9b61739e1eaeffd89174d6d2605Alain Vongsouvanh* * Redistributions of source code must retain the above copyright 84a1efd0680d2e9b61739e1eaeffd89174d6d2605Alain Vongsouvanh* notice, this list of conditions and the following disclaimer. 94a1efd0680d2e9b61739e1eaeffd89174d6d2605Alain Vongsouvanh* * Redistributions in binary form must reproduce the above 104a1efd0680d2e9b61739e1eaeffd89174d6d2605Alain Vongsouvanh* copyright notice, this list of conditions and the following 114a1efd0680d2e9b61739e1eaeffd89174d6d2605Alain Vongsouvanh* disclaimer in the documentation and/or other materials provided 124a1efd0680d2e9b61739e1eaeffd89174d6d2605Alain Vongsouvanh* with the distribution. 134a1efd0680d2e9b61739e1eaeffd89174d6d2605Alain Vongsouvanh* * Neither the name of The Linux Foundation nor the names of its 144a1efd0680d2e9b61739e1eaeffd89174d6d2605Alain Vongsouvanh* contributors may be used to endorse or promote products derived 154a1efd0680d2e9b61739e1eaeffd89174d6d2605Alain Vongsouvanh* from this software without specific prior written permission. 164a1efd0680d2e9b61739e1eaeffd89174d6d2605Alain Vongsouvanh* 174a1efd0680d2e9b61739e1eaeffd89174d6d2605Alain Vongsouvanh* THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED 184a1efd0680d2e9b61739e1eaeffd89174d6d2605Alain Vongsouvanh* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF 194a1efd0680d2e9b61739e1eaeffd89174d6d2605Alain Vongsouvanh* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT 204a1efd0680d2e9b61739e1eaeffd89174d6d2605Alain Vongsouvanh* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS 214a1efd0680d2e9b61739e1eaeffd89174d6d2605Alain Vongsouvanh* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 224a1efd0680d2e9b61739e1eaeffd89174d6d2605Alain Vongsouvanh* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 234a1efd0680d2e9b61739e1eaeffd89174d6d2605Alain Vongsouvanh* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR 244a1efd0680d2e9b61739e1eaeffd89174d6d2605Alain Vongsouvanh* BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, 254a1efd0680d2e9b61739e1eaeffd89174d6d2605Alain Vongsouvanh* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE 264a1efd0680d2e9b61739e1eaeffd89174d6d2605Alain Vongsouvanh* OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN 274a1efd0680d2e9b61739e1eaeffd89174d6d2605Alain Vongsouvanh* IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 284a1efd0680d2e9b61739e1eaeffd89174d6d2605Alain Vongsouvanh*/ 294a1efd0680d2e9b61739e1eaeffd89174d6d2605Alain Vongsouvanh 304a1efd0680d2e9b61739e1eaeffd89174d6d2605Alain Vongsouvanh#ifndef __DRM_LOGGER_H__ 314a1efd0680d2e9b61739e1eaeffd89174d6d2605Alain Vongsouvanh#define __DRM_LOGGER_H__ 324a1efd0680d2e9b61739e1eaeffd89174d6d2605Alain Vongsouvanh 334a1efd0680d2e9b61739e1eaeffd89174d6d2605Alain Vongsouvanh#include <utility> 344a1efd0680d2e9b61739e1eaeffd89174d6d2605Alain Vongsouvanh 354a1efd0680d2e9b61739e1eaeffd89174d6d2605Alain Vongsouvanhnamespace drm_utils { 364a1efd0680d2e9b61739e1eaeffd89174d6d2605Alain Vongsouvanh 374a1efd0680d2e9b61739e1eaeffd89174d6d2605Alain Vongsouvanhclass DRMLogger { 384a1efd0680d2e9b61739e1eaeffd89174d6d2605Alain Vongsouvanh public: 394a1efd0680d2e9b61739e1eaeffd89174d6d2605Alain Vongsouvanh virtual ~DRMLogger() {} 404a1efd0680d2e9b61739e1eaeffd89174d6d2605Alain Vongsouvanh virtual void Error(const char *format, ...) = 0; 414a1efd0680d2e9b61739e1eaeffd89174d6d2605Alain Vongsouvanh virtual void Warning(const char *format, ...) = 0; 424a1efd0680d2e9b61739e1eaeffd89174d6d2605Alain Vongsouvanh virtual void Info(const char *format, ...) = 0; 434a1efd0680d2e9b61739e1eaeffd89174d6d2605Alain Vongsouvanh virtual void Debug(const char *format, ...) = 0; 444a1efd0680d2e9b61739e1eaeffd89174d6d2605Alain Vongsouvanh 454a1efd0680d2e9b61739e1eaeffd89174d6d2605Alain Vongsouvanh static void Set(DRMLogger *logger) { s_instance = logger; } 464a1efd0680d2e9b61739e1eaeffd89174d6d2605Alain Vongsouvanh static DRMLogger *Get() { return s_instance; } 474a1efd0680d2e9b61739e1eaeffd89174d6d2605Alain Vongsouvanh 484a1efd0680d2e9b61739e1eaeffd89174d6d2605Alain Vongsouvanh private: 494a1efd0680d2e9b61739e1eaeffd89174d6d2605Alain Vongsouvanh static DRMLogger *s_instance; 504a1efd0680d2e9b61739e1eaeffd89174d6d2605Alain Vongsouvanh}; 514a1efd0680d2e9b61739e1eaeffd89174d6d2605Alain Vongsouvanh 524a1efd0680d2e9b61739e1eaeffd89174d6d2605Alain Vongsouvanh#define DRM_LOG(method, format, ...) \ 534a1efd0680d2e9b61739e1eaeffd89174d6d2605Alain Vongsouvanh if (drm_utils::DRMLogger::Get()) { \ 544a1efd0680d2e9b61739e1eaeffd89174d6d2605Alain Vongsouvanh drm_utils::DRMLogger::Get()->method(format, ##__VA_ARGS__); \ 554a1efd0680d2e9b61739e1eaeffd89174d6d2605Alain Vongsouvanh } 564a1efd0680d2e9b61739e1eaeffd89174d6d2605Alain Vongsouvanh 574a1efd0680d2e9b61739e1eaeffd89174d6d2605Alain Vongsouvanh#define DRM_LOG_CONTEXT(method, format, ...) \ 584a1efd0680d2e9b61739e1eaeffd89174d6d2605Alain Vongsouvanh DRM_LOG(method, __CLASS__ "::%s: " format, __FUNCTION__, ##__VA_ARGS__); 594a1efd0680d2e9b61739e1eaeffd89174d6d2605Alain Vongsouvanh 604a1efd0680d2e9b61739e1eaeffd89174d6d2605Alain Vongsouvanh#define DRM_LOGE(format, ...) DRM_LOG_CONTEXT(Error, format, ##__VA_ARGS__) 614a1efd0680d2e9b61739e1eaeffd89174d6d2605Alain Vongsouvanh#define DRM_LOGW(format, ...) DRM_LOG_CONTEXT(Warning, format, ##__VA_ARGS__) 624a1efd0680d2e9b61739e1eaeffd89174d6d2605Alain Vongsouvanh#define DRM_LOGI(format, ...) DRM_LOG_CONTEXT(Info, format, ##__VA_ARGS__) 634a1efd0680d2e9b61739e1eaeffd89174d6d2605Alain Vongsouvanh#define DRM_LOGD_IF(pred, format, ...) \ 644a1efd0680d2e9b61739e1eaeffd89174d6d2605Alain Vongsouvanh if (pred) \ 654a1efd0680d2e9b61739e1eaeffd89174d6d2605Alain Vongsouvanh DRM_LOG_CONTEXT(Debug, format, ##__VA_ARGS__) 664a1efd0680d2e9b61739e1eaeffd89174d6d2605Alain Vongsouvanh 674a1efd0680d2e9b61739e1eaeffd89174d6d2605Alain Vongsouvanh} // namespace drm_utils 684a1efd0680d2e9b61739e1eaeffd89174d6d2605Alain Vongsouvanh 694a1efd0680d2e9b61739e1eaeffd89174d6d2605Alain Vongsouvanh#endif // __DRM_LOGGER_H__ 70