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_private.h"
44 static int tdm_buffer_key;
45 #define TDM_BUFFER_KEY ((unsigned long)&tdm_buffer_key)
47 typedef struct _tdm_buffer_func_info {
48 tdm_buffer_release_handler release_func;
49 tdm_buffer_destroy_handler destroy_func;
52 struct list_head link;
53 } tdm_buffer_func_info;
56 _tdm_buffer_destroy_info(void *user_data)
58 tdm_buffer_info *buf_info = (tdm_buffer_info *)user_data;
59 tdm_buffer_func_info *func_info = NULL, *next = NULL;
61 if (buf_info->backend_ref_count > 0) {
63 if (tdm_debug_module & TDM_DEBUG_BUFFER)
64 TDM_INFO("%p", buf_info->buffer);
67 LIST_FOR_EACH_ENTRY_SAFE(func_info, next, &buf_info->release_funcs, link) {
68 LIST_DEL(&func_info->link);
72 LIST_FOR_EACH_ENTRY_SAFE(func_info, next, &buf_info->destroy_funcs, link)
73 func_info->destroy_func(buf_info->buffer, func_info->user_data);
75 LIST_FOR_EACH_ENTRY_SAFE(func_info, next, &buf_info->destroy_funcs, link) {
76 LIST_DEL(&func_info->link);
80 if (tdm_debug_module & TDM_DEBUG_BUFFER)
81 TDM_INFO("%p destroyed", buf_info->buffer);
86 INTERN tdm_buffer_info *
87 tdm_buffer_get_info(tbm_surface_h buffer)
89 tdm_buffer_info *buf_info = NULL;
91 if (!tbm_surface_internal_get_user_data(buffer, TDM_BUFFER_KEY, (void **)&buf_info)) {
92 buf_info = calloc(1, sizeof(tdm_buffer_info));
93 TDM_RETURN_VAL_IF_FAIL(buf_info != NULL, NULL);
95 buf_info->buffer = buffer;
97 LIST_INITHEAD(&buf_info->release_funcs);
98 LIST_INITHEAD(&buf_info->destroy_funcs);
99 LIST_INITHEAD(&buf_info->link);
101 if (!tbm_surface_internal_add_user_data(buffer, TDM_BUFFER_KEY, _tdm_buffer_destroy_info)) {
102 TDM_ERR("FAIL to create user_data for surface %p", buffer);
105 if (!tbm_surface_internal_set_user_data(buffer, TDM_BUFFER_KEY, buf_info)) {
106 TDM_ERR("FAIL to set user_data for surface %p", buffer);
110 if (tdm_debug_module & TDM_DEBUG_BUFFER)
111 TDM_INFO("%p created", buf_info->buffer);
118 tdm_buffer_add_release_handler(tbm_surface_h buffer,
119 tdm_buffer_release_handler func, void *user_data)
121 tdm_buffer_info *buf_info;
122 tdm_buffer_func_info *func_info;
124 TDM_RETURN_VAL_IF_FAIL(buffer != NULL, TDM_ERROR_INVALID_PARAMETER);
125 TDM_RETURN_VAL_IF_FAIL(func != NULL, TDM_ERROR_INVALID_PARAMETER);
127 buf_info = tdm_buffer_get_info(buffer);
128 TDM_RETURN_VAL_IF_FAIL(buf_info != NULL, TDM_ERROR_OUT_OF_MEMORY);
130 func_info = calloc(1, sizeof(tdm_buffer_func_info));
131 TDM_RETURN_VAL_IF_FAIL(func_info != NULL, TDM_ERROR_OUT_OF_MEMORY);
133 func_info->release_func = func;
134 func_info->user_data = user_data;
136 LIST_ADD(&func_info->link, &buf_info->release_funcs);
138 return TDM_ERROR_NONE;
142 tdm_buffer_remove_release_handler(tbm_surface_h buffer,
143 tdm_buffer_release_handler func, void *user_data)
145 tdm_buffer_info *buf_info;
146 tdm_buffer_func_info *func_info = NULL, *next = NULL;
148 TDM_RETURN_IF_FAIL(buffer != NULL);
149 TDM_RETURN_IF_FAIL(func != NULL);
151 buf_info = tdm_buffer_get_info(buffer);
152 TDM_RETURN_IF_FAIL(buf_info != NULL);
154 LIST_FOR_EACH_ENTRY_SAFE(func_info, next, &buf_info->release_funcs, link) {
155 if (func_info->release_func != func || func_info->user_data != user_data)
158 LIST_DEL(&func_info->link);
167 tdm_buffer_ref_backend(tbm_surface_h buffer)
169 tdm_buffer_info *buf_info;
171 TDM_RETURN_VAL_IF_FAIL(buffer != NULL, NULL);
173 buf_info = tdm_buffer_get_info(buffer);
174 TDM_RETURN_VAL_IF_FAIL(buf_info != NULL, NULL);
176 buf_info->backend_ref_count++;
177 tbm_surface_internal_ref(buffer);
183 tdm_buffer_unref_backend(tbm_surface_h buffer)
185 tdm_buffer_info *buf_info;
186 tdm_buffer_func_info *func_info = NULL, *next = NULL;
188 TDM_RETURN_IF_FAIL(buffer != NULL);
190 buf_info = tdm_buffer_get_info(buffer);
191 TDM_RETURN_IF_FAIL(buf_info != NULL);
193 buf_info->backend_ref_count--;
194 if (buf_info->backend_ref_count > 0) {
195 tbm_surface_internal_unref(buffer);
199 if (!tdm_thread_in_display_thread(syscall(SYS_gettid)))
200 TDM_NEVER_GET_HERE();
202 LIST_FOR_EACH_ENTRY_SAFE(func_info, next, &buf_info->release_funcs, link) {
203 tbm_surface_internal_ref(buffer);
204 func_info->release_func(buffer, func_info->user_data);
205 tbm_surface_internal_unref(buffer);
208 tbm_surface_internal_unref(buffer);
212 tdm_buffer_add_destroy_handler(tbm_surface_h buffer,
213 tdm_buffer_destroy_handler func, void *user_data)
215 tdm_buffer_info *buf_info;
216 tdm_buffer_func_info *func_info;
218 TDM_RETURN_VAL_IF_FAIL(buffer != NULL, TDM_ERROR_INVALID_PARAMETER);
219 TDM_RETURN_VAL_IF_FAIL(func != NULL, TDM_ERROR_INVALID_PARAMETER);
221 buf_info = tdm_buffer_get_info(buffer);
222 TDM_RETURN_VAL_IF_FAIL(buf_info != NULL, TDM_ERROR_OUT_OF_MEMORY);
224 func_info = calloc(1, sizeof(tdm_buffer_func_info));
225 TDM_RETURN_VAL_IF_FAIL(func_info != NULL, TDM_ERROR_OUT_OF_MEMORY);
227 func_info->destroy_func = func;
228 func_info->user_data = user_data;
230 LIST_ADD(&func_info->link, &buf_info->destroy_funcs);
232 return TDM_ERROR_NONE;
236 tdm_buffer_remove_destroy_handler(tbm_surface_h buffer,
237 tdm_buffer_destroy_handler func, void *user_data)
239 tdm_buffer_info *buf_info;
240 tdm_buffer_func_info *func_info = NULL, *next = NULL;
242 TDM_RETURN_IF_FAIL(buffer != NULL);
243 TDM_RETURN_IF_FAIL(func != NULL);
245 buf_info = tdm_buffer_get_info(buffer);
246 TDM_RETURN_IF_FAIL(buf_info != NULL);
248 LIST_FOR_EACH_ENTRY_SAFE(func_info, next, &buf_info->destroy_funcs, link) {
249 if (func_info->destroy_func != func || func_info->user_data != user_data)
252 LIST_DEL(&func_info->link);
260 tdm_buffer_list_get_first_entry(struct list_head *list)
262 tdm_buffer_info *buf_info = NULL;
264 TDM_RETURN_VAL_IF_FAIL(list != NULL, NULL);
266 if (LIST_IS_EMPTY(list))
269 buf_info = container_of((list)->next, buf_info, link);
271 return buf_info->buffer;
275 tdm_buffer_list_dump(struct list_head *list)
277 tdm_buffer_info *buf_info = NULL;
279 int len = sizeof(str);
281 TDM_RETURN_IF_FAIL(list != NULL);
284 LIST_FOR_EACH_ENTRY(buf_info, list, link) {
286 int l = snprintf(p, len, " %p", buf_info->buffer);
293 TDM_INFO("\t %s", str);