1 /**************************************************************************
5 Copyright 2015 Samsung Electronics co., Ltd. All Rights Reserved.
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>
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:
22 The above copyright notice and this permission notice (including the
23 next paragraph) shall be included in all copies or substantial portions
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.
34 **************************************************************************/
41 #include "tdm_backend.h"
42 #include "tdm_private.h"
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;
50 _check_abi_version(tdm_backend_module *module, int abimaj, int abimin)
52 int major = TDM_BACKEND_GET_ABI_MAJOR(module->abi_version);
53 int minor = TDM_BACKEND_GET_ABI_MINOR(module->abi_version);
55 if (major < abimaj) goto failed;
56 if (major > abimaj) return 1;
57 if (minor < abimin) goto failed;
60 TDM_ERR("The ABI version(%d.%d) of '%s' is less than %d.%d",
61 major, minor, module->name ? module->name : "unknown",
67 tdm_backend_register_func_display(tdm_display *dpy, tdm_func_display *func_display)
69 tdm_backend_module *module;
73 TDM_RETURN_VAL_IF_FAIL(func_display != NULL, TDM_ERROR_INVALID_PARAMETER);
75 /* the ABI version of backend module should be more than 1.1 */
76 module = private_display->module_data;
77 if (_check_abi_version(module, 1, 1) < 0)
78 return TDM_ERROR_BAD_MODULE;
80 pthread_mutex_lock(&private_display->lock);
81 private_display->func_display = *func_display;
82 pthread_mutex_unlock(&private_display->lock);
84 return TDM_ERROR_NONE;
88 tdm_backend_register_func_output(tdm_display *dpy, tdm_func_output *func_output)
90 tdm_backend_module *module;
94 TDM_RETURN_VAL_IF_FAIL(func_output != NULL, TDM_ERROR_INVALID_PARAMETER);
96 /* the ABI version of backend module should be more than 1.1 */
97 module = private_display->module_data;
98 if (_check_abi_version(module, 1, 1) < 0)
99 return TDM_ERROR_BAD_MODULE;
101 pthread_mutex_lock(&private_display->lock);
102 private_display->func_output = *func_output;
103 pthread_mutex_unlock(&private_display->lock);
105 return TDM_ERROR_NONE;
109 tdm_backend_register_func_layer(tdm_display *dpy, tdm_func_layer *func_layer)
111 tdm_backend_module *module;
113 BACKEND_FUNC_ENTRY();
115 TDM_RETURN_VAL_IF_FAIL(func_layer != NULL, TDM_ERROR_INVALID_PARAMETER);
117 /* the ABI version of backend module should be more than 1.1 */
118 module = private_display->module_data;
119 if (_check_abi_version(module, 1, 1) < 0)
120 return TDM_ERROR_BAD_MODULE;
122 pthread_mutex_lock(&private_display->lock);
123 private_display->func_layer = *func_layer;
124 pthread_mutex_unlock(&private_display->lock);
126 return TDM_ERROR_NONE;
130 tdm_backend_register_func_pp(tdm_display *dpy, tdm_func_pp *func_pp)
132 BACKEND_FUNC_ENTRY();
135 return TDM_ERROR_NONE;
137 pthread_mutex_lock(&private_display->lock);
138 private_display->capabilities |= TDM_DISPLAY_CAPABILITY_PP;
139 private_display->func_pp = *func_pp;
140 pthread_mutex_unlock(&private_display->lock);
142 return TDM_ERROR_NONE;
146 tdm_backend_register_func_capture(tdm_display *dpy, tdm_func_capture *func_capture)
148 BACKEND_FUNC_ENTRY();
151 return TDM_ERROR_NONE;
153 pthread_mutex_lock(&private_display->lock);
154 private_display->capabilities |= TDM_DISPLAY_CAPABILITY_CAPTURE;
155 private_display->func_capture = *func_capture;
156 pthread_mutex_unlock(&private_display->lock);
158 return TDM_ERROR_NONE;