src/tdm_macro.h

   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 #ifndef _TDM_MACRO_H_
  37 #define _TDM_MACRO_H_
  38
  39 #include <stdio.h>
  40 #include <string.h>
  41 #include <stdlib.h>
  42 #include <sys/types.h>
  43
  44 #include <tdm_common.h>
  45 #include <tbm_surface.h>
  46
  47 #ifdef __cplusplus
  48 extern "C" {
  49 #endif
  50
  51 #define TDM_SERVER_REPLY_MSG_LEN        8192
  52
  53 #undef EXTERN
  54 #undef DEPRECATED
  55 #undef INTERN
  56
  57 #if defined(__GNUC__) && __GNUC__ >= 4
  58 #define EXTERN __attribute__ ((visibility("default")))
  59 #else
  60 #define EXTERN
  61 #endif
  62
  63 #if defined(__GNUC__) && __GNUC__ >= 4
  64 #define INTERN __attribute__ ((visibility("hidden")))
  65 #else
  66 #define INTERN
  67 #endif
  68
  69 #if defined(__GNUC__) && __GNUC__ >= 4
  70 #define DEPRECATED __attribute__ ((deprecated))
  71 #else
  72 #define DEPRECATED
  73 #endif
  74
  75 /* check condition */
  76 #define TDM_RETURN_IF_FAIL(cond) { \
  77         if (!(cond))  { \
  78                 TDM_ERR("'%s' failed", #cond); \
  79                 return; \
  80         } \
  81 }
  82 #define TDM_RETURN_VAL_IF_FAIL(cond, val) { \
  83         if (!(cond)) { \
  84                 TDM_ERR("'%s' failed", #cond); \
  85                 return val; \
  86         } \
  87 }
  88 #define TDM_RETURN_VAL_IF_FAIL_WITH_ERROR(cond, error_v, val) { \
  89         if (!(cond)) { \
  90                 TDM_ERR("'%s' failed", #cond); \
  91                 ret = error_v; \
  92                 if (error) *error = ret; \
  93                 return val; \
  94         } \
  95 }
  96
  97 #define TDM_WARNING_IF_FAIL(cond)  { \
  98         if (!(cond)) \
  99                 TDM_ERR("'%s' failed", #cond); \
 100 }
 101 #define TDM_GOTO_IF_FAIL(cond, dst) { \
 102         if (!(cond)) { \
 103                 TDM_ERR("'%s' failed", #cond); \
 104                 goto dst; \
 105         } \
 106 }
 107 #define TDM_EXIT_IF_FAIL(cond) { \
 108         if (!(cond)) { \
 109                 TDM_ERR("'%s' failed", #cond); \
 110                 exit(0); \
 111         } \
 112 }
 113
 114 #define TDM_NEVER_GET_HERE() TDM_WRN("** NEVER GET HERE **")
 115
 116 #define TDM_SNPRINTF(p, len, fmt, ARG...)  \
 117         do { \
 118                 if (p && len && *len > 0) { \
 119                         int s = snprintf(p, *len, fmt, ##ARG); \
 120                         p += s; \
 121                         *len -= s; \
 122                 } \
 123         } while (0)
 124
 125 #define TDM_DBG_RETURN_IF_FAIL(cond) { \
 126         if (!(cond))  { \
 127                 TDM_SNPRINTF(reply, len, "[%s %d] '%s' failed\n", __func__, __LINE__, #cond); \
 128                 return; \
 129         } \
 130 }
 131 #define TDM_DBG_GOTO_IF_FAIL(cond, dst) { \
 132         if (!(cond))  { \
 133                 TDM_SNPRINTF(reply, len, "[%s %d] '%s' failed\n", __func__, __LINE__, #cond); \
 134                 goto dst; \
 135         } \
 136 }
 137
 138 #define C(b, m)             (((b) >> (m)) & 0xFF)
 139 #define B(c, s)             ((((unsigned int)(c)) & 0xff) << (s))
 140 #define FOURCC(a, b, c, d)  (B(d, 24) | B(c, 16) | B(b, 8) | B(a, 0))
 141 #define FOURCC_STR(id)      C(id, 0), C(id, 8), C(id, 16), C(id, 24)
 142 #define FOURCC_ID(str)      FOURCC(((char*)str)[0], ((char*)str)[1], ((char*)str)[2], ((char*)str)[3])
 143 #define IS_RGB(f)           ((f) == TBM_FORMAT_XRGB8888 || (f) == TBM_FORMAT_ARGB8888)
 144
 145 /* don't using !,$,# */
 146 #define TDM_DELIM           "@^&*+-|,:~"
 147 #define TDM_ALIGN(a, b)     (((a) + ((b) - 1)) & ~((b) - 1))
 148
 149 #define TDM_ARRAY_SIZE(arr) (sizeof(arr) / sizeof((arr)[0]))
 150
 151 struct tdm_type_name {
 152         int type;
 153         const char *name;
 154 };
 155
 156 #define TDM_TYPE_NAME_FN(res) \
 157 static inline const char * tdm_##res##_str(int type)    \
 158 {                       \
 159         unsigned int i;                                 \
 160         for (i = 0; i < TDM_ARRAY_SIZE(tdm_##res##_names); i++) { \
 161                 if (tdm_##res##_names[i].type == type)  \
 162                         return tdm_##res##_names[i].name;       \
 163         }                                               \
 164         return "(invalid)";                             \
 165 }
 166
 167 static struct tdm_type_name tdm_dpms_names[] = {
 168         { TDM_OUTPUT_DPMS_ON, "on" },
 169         { TDM_OUTPUT_DPMS_STANDBY, "standby" },
 170         { TDM_OUTPUT_DPMS_SUSPEND, "suspend" },
 171         { TDM_OUTPUT_DPMS_OFF, "off" },
 172 };
 173 TDM_TYPE_NAME_FN(dpms)
 174
 175 static struct tdm_type_name tdm_status_names[] = {
 176         { TDM_OUTPUT_CONN_STATUS_DISCONNECTED, "disconnected" },
 177         { TDM_OUTPUT_CONN_STATUS_CONNECTED, "connected" },
 178         { TDM_OUTPUT_CONN_STATUS_MODE_SETTED, "mode_setted" },
 179 };
 180 TDM_TYPE_NAME_FN(status)
 181
 182 static struct tdm_type_name tdm_conn_names[] = {
 183         { TDM_OUTPUT_TYPE_Unknown, "Unknown" },
 184         { TDM_OUTPUT_TYPE_VGA, "VGA" },
 185         { TDM_OUTPUT_TYPE_DVII, "DVII" },
 186         { TDM_OUTPUT_TYPE_DVID, "DVID" },
 187         { TDM_OUTPUT_TYPE_DVIA, "DVIA" },
 188         { TDM_OUTPUT_TYPE_Composite, "Composite" },
 189         { TDM_OUTPUT_TYPE_SVIDEO, "SVIDEO" },
 190         { TDM_OUTPUT_TYPE_LVDS, "LVDS" },
 191         { TDM_OUTPUT_TYPE_Component, "Component" },
 192         { TDM_OUTPUT_TYPE_9PinDIN, "9PinDIN" },
 193         { TDM_OUTPUT_TYPE_DisplayPort, "DisplayPort" },
 194         { TDM_OUTPUT_TYPE_HDMIA, "HDMIA" },
 195         { TDM_OUTPUT_TYPE_HDMIB, "HDMIB" },
 196         { TDM_OUTPUT_TYPE_TV, "TV" },
 197         { TDM_OUTPUT_TYPE_eDP, "eDP" },
 198         { TDM_OUTPUT_TYPE_VIRTUAL, "VIRTUAL" },
 199         { TDM_OUTPUT_TYPE_DSI, "DSI" },
 200 };
 201 TDM_TYPE_NAME_FN(conn)
 202
 203
 204 #define TDM_BIT_NAME_FB(res)                                    \
 205 static inline const char * tdm_##res##_str(int type, char **reply, int *len)    \
 206 {                       \
 207         unsigned int i;                                         \
 208         const char *sep = "";                                   \
 209         for (i = 0; i < TDM_ARRAY_SIZE(tdm_##res##_names); i++) {               \
 210                 if (type & (1 << i)) {                          \
 211                         TDM_SNPRINTF(*reply, len, "%s%s", sep, tdm_##res##_names[i]);   \
 212                         sep = ",";                              \
 213                 }                                               \
 214         }                                                       \
 215         return NULL;                                            \
 216 }
 217
 218 static const char *tdm_mode_type_names[] = {
 219         "builtin",
 220         "clock_c",
 221         "crtc_c",
 222         "preferred",
 223         "default",
 224         "userdef",
 225         "driver",
 226 };
 227 TDM_BIT_NAME_FB(mode_type)
 228
 229 static const char *tdm_mode_flag_names[] = {
 230         "phsync",
 231         "nhsync",
 232         "pvsync",
 233         "nvsync",
 234         "interlace",
 235         "dblscan",
 236         "csync",
 237         "pcsync",
 238         "ncsync",
 239         "hskew",
 240         "bcast",
 241         "pixmux",
 242         "dblclk",
 243         "clkdiv2"
 244 };
 245 TDM_BIT_NAME_FB(mode_flag)
 246
 247 static const char *tdm_layer_caps_names[] = {
 248         "cursor",
 249         "primary",
 250         "overlay",
 251         "",
 252         "graphic",
 253         "video",
 254         "",
 255         "",
 256         "scale",
 257         "transform",
 258         "scanout",
 259         "reserved",
 260         "no_crop",
 261 };
 262 TDM_BIT_NAME_FB(layer_caps)
 263
 264 static const char *tdm_pp_caps_names[] = {
 265         "sync",
 266         "async",
 267         "scale",
 268         "transform",
 269 };
 270 TDM_BIT_NAME_FB(pp_caps)
 271
 272 static const char *tdm_capture_caps_names[] = {
 273         "output",
 274         "layer",
 275         "scale",
 276         "transform",
 277 };
 278 TDM_BIT_NAME_FB(capture_caps)
 279
 280 static inline char*
 281 strtostr(char *buf, int len, char *str, char *delim)
 282 {
 283         char *end;
 284         end = strpbrk(str, delim);
 285         if (end)
 286                 len = ((end - str + 1) < len) ? (end - str + 1) : len;
 287         else {
 288                 int l = strlen(str);
 289                 len = ((l + 1) < len) ? (l + 1) : len;
 290         }
 291         snprintf(buf, len, "%s", str);
 292         return str + len - 1;
 293 }
 294
 295 #ifdef __cplusplus
 296 }
 297 #endif
 298
 299 #endif /* _TDM_MACRO_H_ */