src/tdm_backend.c

   1 /**************************************************************************
   2
   3 libtdm
   4
   5 Copyright 2015 Samsung Electronics co., Ltd. All Rights Reserved.
   6
   7 Contact: Eunchul Kim <chulspro.kim@samsung.com>,
   8          JinYoung Jeon <jy0.jeon@samsung.com>,
   9          Taeheon Kim <th908.kim@samsung.com>,
  10          YoungJun Cho <yj44.cho@samsung.com>,
  11          SooChan Lim <sc1.lim@samsung.com>,
  12          Boram Park <sc1.lim@samsung.com>
  13
  14 Permission is hereby granted, free of charge, to any person obtaining a
  15 copy of this software and associated documentation files (the
  16 "Software"), to deal in the Software without restriction, including
  17 without limitation the rights to use, copy, modify, merge, publish,
  18 distribute, sub license, and/or sell copies of the Software, and to
  19 permit persons to whom the Software is furnished to do so, subject to
  20 the following conditions:
  21
  22 The above copyright notice and this permission notice (including the
  23 next paragraph) shall be included in all copies or substantial portions
  24 of the Software.
  25
  26 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
  27 OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  28 MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
  29 IN NO EVENT SHALL PRECISION INSIGHT AND/OR ITS SUPPLIERS BE LIABLE FOR
  30 ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
  31 TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
  32 SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  33
  34 **************************************************************************/
  35
  36 #ifdef HAVE_CONFIG_H
  37 #include "config.h"
  38 #endif
  39
  40 #include "tdm.h"
  41 #include "tdm_backend.h"
  42 #include "tdm_private.h"
  43
  44 #define BACKEND_FUNC_ENTRY() \
  45     tdm_private_display *private_display; \
  46     TDM_RETURN_VAL_IF_FAIL(dpy != NULL, TDM_ERROR_INVALID_PARAMETER); \
  47     private_display = (tdm_private_display*)dpy;
  48
  49 EXTERN tdm_error
  50 tdm_backend_register_func_display(tdm_display *dpy, tdm_func_display *func_display)
  51 {
  52     BACKEND_FUNC_ENTRY();
  53
  54     TDM_RETURN_VAL_IF_FAIL(func_display != NULL, TDM_ERROR_INVALID_PARAMETER);
  55
  56     pthread_mutex_lock(&private_display->lock);
  57     private_display->func_display = *func_display;
  58     pthread_mutex_unlock(&private_display->lock);
  59
  60     return TDM_ERROR_NONE;
  61 }
  62
  63 EXTERN tdm_error
  64 tdm_backend_register_func_output(tdm_display *dpy, tdm_func_output *func_output)
  65 {
  66     BACKEND_FUNC_ENTRY();
  67
  68     TDM_RETURN_VAL_IF_FAIL(func_output != NULL, TDM_ERROR_INVALID_PARAMETER);
  69
  70     pthread_mutex_lock(&private_display->lock);
  71     private_display->func_output = *func_output;
  72     pthread_mutex_unlock(&private_display->lock);
  73
  74     return TDM_ERROR_NONE;
  75 }
  76
  77 EXTERN tdm_error
  78 tdm_backend_register_func_layer(tdm_display *dpy, tdm_func_layer *func_layer)
  79 {
  80     BACKEND_FUNC_ENTRY();
  81
  82     TDM_RETURN_VAL_IF_FAIL(func_layer != NULL, TDM_ERROR_INVALID_PARAMETER);
  83
  84     pthread_mutex_lock(&private_display->lock);
  85     private_display->func_layer = *func_layer;
  86     pthread_mutex_unlock(&private_display->lock);
  87
  88     return TDM_ERROR_NONE;
  89 }
  90
  91 EXTERN tdm_error
  92 tdm_backend_register_func_pp(tdm_display *dpy, tdm_func_pp *func_pp)
  93 {
  94     BACKEND_FUNC_ENTRY();
  95
  96     if (!func_pp)
  97         return TDM_ERROR_NONE;
  98
  99     pthread_mutex_lock(&private_display->lock);
 100     private_display->capabilities |= TDM_DISPLAY_CAPABILITY_PP;
 101     private_display->func_pp = *func_pp;
 102     pthread_mutex_unlock(&private_display->lock);
 103
 104     return TDM_ERROR_NONE;
 105 }
 106
 107 EXTERN tdm_error
 108 tdm_backend_register_func_capture(tdm_display *dpy, tdm_func_capture *func_capture)
 109 {
 110     BACKEND_FUNC_ENTRY();
 111
 112     if (!func_capture)
 113         return TDM_ERROR_NONE;
 114
 115     pthread_mutex_lock(&private_display->lock);
 116     private_display->capabilities |= TDM_DISPLAY_CAPABILITY_CAPTURE;
 117     private_display->func_capture = *func_capture;
 118     pthread_mutex_unlock(&private_display->lock);
 119
 120     return TDM_ERROR_NONE;
 121 }
 122