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1 /*
2 * Copyright (c) 2014 - 2017, The Linux Foundation. All rights reserved.
3 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions are
6 * met:
7 *     * Redistributions of source code must retain the above copyright
8 *       notice, this list of conditions and the following disclaimer.
9 *     * Redistributions in binary form must reproduce the above
10 *       copyright notice, this list of conditions and the following
11 *       disclaimer in the documentation and/or other materials provided
12 *       with the distribution.
13 *     * Neither the name of The Linux Foundation nor the names of its
14 *       contributors may be used to endorse or promote products derived
15 *       from this software without specific prior written permission.
16 *
17 * THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED
18 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
19 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT
20 * ARE DISCLAIMED.  IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS
21 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
22 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
23 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
24 * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
25 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
26 * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
27 * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
28 */
29 
30 #ifndef __HWC_DEBUGGER_H__
31 #define __HWC_DEBUGGER_H__
32 
33 #define ATRACE_TAG (ATRACE_TAG_GRAPHICS | ATRACE_TAG_HAL)
34 
35 #include <core/sdm_types.h>
36 #include <core/debug_interface.h>
37 #include <log/log.h>
38 #include <utils/Trace.h>
39 #include <bitset>
40 
41 namespace sdm {
42 
43 class HWCDebugHandler : public DebugHandler {
44  public:
Get()45   static inline DebugHandler* Get() { return &debug_handler_; }
DumpDir()46   static const char* DumpDir() { return "/data/vendor/display"; }
47 
48   static void DebugAll(bool enable, int verbose_level);
49   static void DebugResources(bool enable, int verbose_level);
50   static void DebugStrategy(bool enable, int verbose_level);
51   static void DebugCompManager(bool enable, int verbose_level);
52   static void DebugDriverConfig(bool enable, int verbose_level);
53   static void DebugRotator(bool enable, int verbose_level);
54   static void DebugScalar(bool enable, int verbose_level);
55   static void DebugQdcm(bool enable, int verbose_level);
56   static void DebugClient(bool enable, int verbose_level);
57   static void DebugDisplay(bool enable, int verbose_level);
58   static int  GetIdleTimeoutMs();
59 
60   virtual void Error(DebugTag tag, const char *format, ...);
61   virtual void Warning(DebugTag tag, const char *format, ...);
62   virtual void Info(DebugTag tag, const char *format, ...);
63   virtual void Debug(DebugTag tag, const char *format, ...);
64   virtual void Verbose(DebugTag tag, const char *format, ...);
65   virtual void BeginTrace(const char *class_name, const char *function_name,
66                           const char *custom_string);
67   virtual void EndTrace();
68   virtual DisplayError GetProperty(const char *property_name, int *value);
69   virtual DisplayError GetProperty(const char *property_name, char *value);
70   virtual DisplayError SetProperty(const char *property_name, const char *value);
71 
72  private:
73   static HWCDebugHandler debug_handler_;
74   static std::bitset<32> debug_flags_;
75   static int32_t verbose_level_;
76 };
77 
78 }  // namespace sdm
79 
80 #endif  // __HWC_DEBUGGER_H__
81 
82