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,
68 tdm_func_display *func_display)
70 tdm_backend_module *module;
72 TDM_RETURN_VAL_IF_FAIL(TDM_MUTEX_IS_LOCKED(), TDM_ERROR_OPERATION_FAILED);
76 TDM_RETURN_VAL_IF_FAIL(func_display != NULL, TDM_ERROR_INVALID_PARAMETER);
78 /* the ABI version of backend module should be more than 1.1 */
79 module = private_display->module_data;
80 if (_check_abi_version(module, 1, 1) < 0)
81 return TDM_ERROR_BAD_MODULE;
83 private_display->func_display = *func_display;
85 return TDM_ERROR_NONE;
89 tdm_backend_register_func_output(tdm_display *dpy, tdm_func_output *func_output)
91 tdm_backend_module *module;
93 TDM_RETURN_VAL_IF_FAIL(TDM_MUTEX_IS_LOCKED(), TDM_ERROR_OPERATION_FAILED);
97 TDM_RETURN_VAL_IF_FAIL(func_output != NULL, TDM_ERROR_INVALID_PARAMETER);
99 /* the ABI version of backend module should be more than 1.1 */
100 module = private_display->module_data;
101 if (_check_abi_version(module, 1, 1) < 0)
102 return TDM_ERROR_BAD_MODULE;
104 private_display->func_output = *func_output;
106 return TDM_ERROR_NONE;
110 tdm_backend_register_func_layer(tdm_display *dpy, tdm_func_layer *func_layer)
112 tdm_backend_module *module;
114 TDM_RETURN_VAL_IF_FAIL(TDM_MUTEX_IS_LOCKED(), TDM_ERROR_OPERATION_FAILED);
116 BACKEND_FUNC_ENTRY();
118 TDM_RETURN_VAL_IF_FAIL(func_layer != NULL, TDM_ERROR_INVALID_PARAMETER);
120 /* the ABI version of backend module should be more than 1.1 */
121 module = private_display->module_data;
122 if (_check_abi_version(module, 1, 1) < 0)
123 return TDM_ERROR_BAD_MODULE;
125 private_display->func_layer = *func_layer;
127 return TDM_ERROR_NONE;
131 tdm_backend_register_func_pp(tdm_display *dpy, tdm_func_pp *func_pp)
133 TDM_RETURN_VAL_IF_FAIL(TDM_MUTEX_IS_LOCKED(), TDM_ERROR_OPERATION_FAILED);
135 BACKEND_FUNC_ENTRY();
138 return TDM_ERROR_NONE;
140 private_display->capabilities |= TDM_DISPLAY_CAPABILITY_PP;
141 private_display->func_pp = *func_pp;
143 return TDM_ERROR_NONE;
147 tdm_backend_register_func_capture(tdm_display *dpy,
148 tdm_func_capture *func_capture)
150 TDM_RETURN_VAL_IF_FAIL(TDM_MUTEX_IS_LOCKED(), TDM_ERROR_OPERATION_FAILED);
152 BACKEND_FUNC_ENTRY();
155 return TDM_ERROR_NONE;
157 private_display->capabilities |= TDM_DISPLAY_CAPABILITY_CAPTURE;
158 private_display->func_capture = *func_capture;
160 return TDM_ERROR_NONE;