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 #define TDM_DEBUG_REPLY_MSG_LEN         2048
  53
  54 #undef EXTERN
  55 #undef DEPRECATED
  56 #undef INTERN
  57
  58 #if defined(__GNUC__) && __GNUC__ >= 4
  59 #define EXTERN __attribute__ ((visibility("default")))
  60 #else
  61 #define EXTERN
  62 #endif
  63
  64 #if defined(__GNUC__) && __GNUC__ >= 4
  65 #define INTERN __attribute__ ((visibility("hidden")))
  66 #else
  67 #define INTERN
  68 #endif
  69
  70 #if defined(__GNUC__) && __GNUC__ >= 4
  71 #define DEPRECATED __attribute__ ((deprecated))
  72 #else
  73 #define DEPRECATED
  74 #endif
  75
  76 /* check condition */
  77 #define TDM_RETURN_IF_FAIL(cond) { \
  78         if (!(cond))  { \
  79                 TDM_ERR("'%s' failed", #cond); \
  80                 return; \
  81         } \
  82 }
  83 #define TDM_RETURN_VAL_IF_FAIL(cond, val) { \
  84         if (!(cond)) { \
  85                 TDM_ERR("'%s' failed", #cond); \
  86                 return val; \
  87         } \
  88 }
  89 #define TDM_RETURN_VAL_IF_FAIL_WITH_ERROR(cond, error_v, val) { \
  90         if (!(cond)) { \
  91                 TDM_ERR("'%s' failed", #cond); \
  92                 ret = error_v; \
  93                 if (error) *error = ret; \
  94                 return val; \
  95         } \
  96 }
  97
  98 #define TDM_WARNING_IF_FAIL(cond)  { \
  99         if (!(cond)) \
 100                 TDM_WRN("'%s' failed", #cond); \
 101 }
 102 #define TDM_GOTO_IF_FAIL(cond, dst) { \
 103         if (!(cond)) { \
 104                 TDM_ERR("'%s' failed", #cond); \
 105                 goto dst; \
 106         } \
 107 }
 108 #define TDM_EXIT_IF_FAIL(cond) { \
 109         if (!(cond)) { \
 110                 TDM_ERR("'%s' failed", #cond); \
 111                 exit(0); \
 112         } \
 113 }
 114
 115 #define TDM_NEVER_GET_HERE() TDM_WRN("** NEVER GET HERE **")
 116
 117 #define TDM_SNPRINTF(p, len, fmt, ARG...)  \
 118         do { \
 119                 if (p && len && *len > 0) { \
 120                         int s = snprintf(p, *len, fmt, ##ARG); \
 121                         p += s; \
 122                         *len -= s; \
 123                 } \
 124         } while (0)
 125
 126 #define TDM_DBG_RETURN_IF_FAIL(cond) { \
 127         if (!(cond))  { \
 128                 TDM_SNPRINTF(reply, len, "[%s %d] '%s' failed\n", __func__, __LINE__, #cond); \
 129                 return; \
 130         } \
 131 }
 132 #define TDM_DBG_GOTO_IF_FAIL(cond, dst) { \
 133         if (!(cond))  { \
 134                 TDM_SNPRINTF(reply, len, "[%s %d] '%s' failed\n", __func__, __LINE__, #cond); \
 135                 goto dst; \
 136         } \
 137 }
 138
 139 #define TDM_NOT_DEFINED_VALUE       (-1)
 140 #define TDM_FRONT_VALUE(n)          (((n) > 0) ? (n) : TDM_NOT_DEFINED_VALUE)
 141
 142 #define TDM_MAX(x, y) (((x) > (y)) ? (x) : (y))
 143 #define TDM_MIN(x, y) (((x) < (y)) ? (x) : (y))
 144
 145 #define TDM_TIME(sec, usec)   ((double)(sec) + ((double)(usec)) / 1000000.0)
 146 #define TDM_TIME_SEC(time)    ((unsigned int)(time))
 147 #define TDM_TIME_USEC(time)   (unsigned int)(((time) - (unsigned int)(time)) * 1000000.0)
 148
 149 #define C(b, m)             (((b) >> (m)) & 0xFF)
 150 #define B(c, s)             ((((unsigned int)(c)) & 0xff) << (s))
 151 #define FOURCC(a, b, c, d)  (B(d, 24) | B(c, 16) | B(b, 8) | B(a, 0))
 152 #define FOURCC_STR(id)      C(id, 0), C(id, 8), C(id, 16), C(id, 24)
 153 #define FOURCC_ID(str)      FOURCC(((char*)str)[0], ((char*)str)[1], ((char*)str)[2], ((char*)str)[3])
 154 #define IS_RGB(f)           ((f) == TBM_FORMAT_XRGB8888 || (f) == TBM_FORMAT_ARGB8888)
 155
 156 /* don't using !,$,# */
 157 #define TDM_DELIM           "@^&*+-|,:~"
 158 #define TDM_ALIGN(a, b)     (((a) + ((b) - 1)) & ~((b) - 1))
 159 #define TDM_SWAP(a, b)      ({ int t; t = a; a = b; b = t; })
 160 #define TDM_ARRAY_SIZE(arr) (sizeof(arr) / sizeof((arr)[0]))
 161
 162 /* can't export VSYNC macro because we can't define the exact meaning of vsync off
 163  * at this time. Does committing in standy mode work? Doesn't committing in suspend mode work?
 164  */
 165 #define TDM_OUTPUT_DPMS_DEFAULT_MASK         0xF
 166 #define TDM_OUTPUT_DPMS_VSYNC_OFF_MASK       0x2
 167 #define TDM_OUTPUT_DPMS_VSYNC_IS_OFF(dpms)   ((dpms) & TDM_OUTPUT_DPMS_VSYNC_OFF_MASK)
 168
 169 struct tdm_type_name {
 170         int type;
 171         const char *name;
 172 };
 173
 174 #define TDM_TYPE_NAME_FN(res) \
 175 static inline const char * tdm_##res##_str(int type)    \
 176 {                       \
 177         unsigned int i;                                 \
 178         for (i = 0; i < TDM_ARRAY_SIZE(tdm_##res##_names); i++) { \
 179                 if (tdm_##res##_names[i].type == type)  \
 180                         return tdm_##res##_names[i].name;       \
 181         }                                               \
 182         return "(invalid)";                             \
 183 }
 184
 185 static struct tdm_type_name tdm_dpms_names[] = {
 186         { TDM_OUTPUT_DPMS_ON, "on" },
 187         { TDM_OUTPUT_DPMS_STANDBY, "standby" },
 188         { TDM_OUTPUT_DPMS_SUSPEND, "suspend" },
 189         { TDM_OUTPUT_DPMS_OFF, "off" },
 190         { TDM_OUTPUT_DPMS_AOD, "aod" },
 191 };
 192 TDM_TYPE_NAME_FN(dpms)
 193
 194 static struct tdm_type_name tdm_status_names[] = {
 195         { TDM_OUTPUT_CONN_STATUS_DISCONNECTED, "disconnected" },
 196         { TDM_OUTPUT_CONN_STATUS_CONNECTED, "connected" },
 197         { TDM_OUTPUT_CONN_STATUS_MODE_SETTED, "mode_setted" },
 198 };
 199 TDM_TYPE_NAME_FN(status)
 200
 201 static struct tdm_type_name tdm_conn_names[] = {
 202         { TDM_OUTPUT_TYPE_Unknown, "Unknown" },
 203         { TDM_OUTPUT_TYPE_VGA, "VGA" },
 204         { TDM_OUTPUT_TYPE_DVII, "DVII" },
 205         { TDM_OUTPUT_TYPE_DVID, "DVID" },
 206         { TDM_OUTPUT_TYPE_DVIA, "DVIA" },
 207         { TDM_OUTPUT_TYPE_Composite, "Composite" },
 208         { TDM_OUTPUT_TYPE_SVIDEO, "SVIDEO" },
 209         { TDM_OUTPUT_TYPE_LVDS, "LVDS" },
 210         { TDM_OUTPUT_TYPE_Component, "Component" },
 211         { TDM_OUTPUT_TYPE_9PinDIN, "9PinDIN" },
 212         { TDM_OUTPUT_TYPE_DisplayPort, "DisplayPort" },
 213         { TDM_OUTPUT_TYPE_HDMIA, "HDMIA" },
 214         { TDM_OUTPUT_TYPE_HDMIB, "HDMIB" },
 215         { TDM_OUTPUT_TYPE_TV, "TV" },
 216         { TDM_OUTPUT_TYPE_eDP, "eDP" },
 217         { TDM_OUTPUT_TYPE_VIRTUAL, "VIRTUAL" },
 218         { TDM_OUTPUT_TYPE_DSI, "DSI" },
 219 };
 220 TDM_TYPE_NAME_FN(conn)
 221
 222 static struct tdm_type_name tdm_transform_names[] = {
 223         { TDM_TRANSFORM_NORMAL, "none" },
 224         { TDM_TRANSFORM_90, "90" },
 225         { TDM_TRANSFORM_180, "180" },
 226         { TDM_TRANSFORM_270, "270" },
 227         { TDM_TRANSFORM_FLIPPED, "flipped" },
 228         { TDM_TRANSFORM_FLIPPED_90, "90,flipped" },
 229         { TDM_TRANSFORM_FLIPPED_180, "180,flipped" },
 230         { TDM_TRANSFORM_FLIPPED_270, "270,flipped" },
 231 };
 232 TDM_TYPE_NAME_FN(transform)
 233
 234 static struct tdm_type_name tdm_value_type_names[] = {
 235         { TDM_VALUE_TYPE_UNKNOWN, "unknown" },
 236         { TDM_VALUE_TYPE_PTR, "ptr" },
 237         { TDM_VALUE_TYPE_INT32, "int32" },
 238         { TDM_VALUE_TYPE_UINT32, "uint32" },
 239         { TDM_VALUE_TYPE_INT64, "int64" },
 240         { TDM_VALUE_TYPE_UINT64, "uint64" },
 241 };
 242 TDM_TYPE_NAME_FN(value_type)
 243
 244 #define TDM_BIT_NAME_FB(res)                                    \
 245 static inline const char * tdm_##res##_str(int type, char **reply, int *len)    \
 246 {                       \
 247         unsigned int i;                                         \
 248         const char *sep = "";                                   \
 249         if (type == 0) {        \
 250                 TDM_SNPRINTF(*reply, len, "none");      \
 251                 return NULL;    \
 252         }       \
 253         for (i = 0; i < TDM_ARRAY_SIZE(tdm_##res##_names); i++) {               \
 254                 if (type & (1 << i)) {                          \
 255                         TDM_SNPRINTF(*reply, len, "%s%s", sep, tdm_##res##_names[i]);   \
 256                         sep = ",";                              \
 257                 }                                               \
 258         }                                                       \
 259         return NULL;                                            \
 260 }
 261
 262 static const char *tdm_mode_type_names[] = {
 263         "builtin",
 264         "clock_c",
 265         "crtc_c",
 266         "preferred",
 267         "default",
 268         "userdef",
 269         "driver",
 270 };
 271 TDM_BIT_NAME_FB(mode_type)
 272
 273 static const char *tdm_mode_flag_names[] = {
 274         "phsync",
 275         "nhsync",
 276         "pvsync",
 277         "nvsync",
 278         "interlace",
 279         "dblscan",
 280         "csync",
 281         "pcsync",
 282         "ncsync",
 283         "hskew",
 284         "bcast",
 285         "pixmux",
 286         "dblclk",
 287         "clkdiv2"
 288 };
 289 TDM_BIT_NAME_FB(mode_flag)
 290
 291 static const char *tdm_layer_caps_names[] = {
 292         "cursor",
 293         "primary",
 294         "overlay",
 295         "",
 296         "graphic",
 297         "video",
 298         "",
 299         "",
 300         "scale",
 301         "transform",
 302         "scanout",
 303         "reserved",
 304         "no_crop",
 305 };
 306 TDM_BIT_NAME_FB(layer_caps)
 307
 308 static const char *tdm_pp_caps_names[] = {
 309         "sync",
 310         "async",
 311         "scale",
 312         "transform",
 313 };
 314 TDM_BIT_NAME_FB(pp_caps)
 315
 316 static const char *tdm_capture_caps_names[] = {
 317         "output",
 318         "layer",
 319         "scale",
 320         "transform",
 321 };
 322 TDM_BIT_NAME_FB(capture_caps)
 323
 324 static inline char*
 325 strtostr(char *buf, int len, char *str, char *delim)
 326 {
 327         char *end;
 328         end = strpbrk(str, delim);
 329         if (end)
 330                 len = ((end - str + 1) < len) ? (end - str + 1) : len;
 331         else {
 332                 int l = strlen(str);
 333                 len = ((l + 1) < len) ? (l + 1) : len;
 334         }
 335         snprintf(buf, len, "%s", str);
 336         return str + len - 1;
 337 }
 338
 339 #ifdef __cplusplus
 340 }
 341 #endif
 342
 343 #endif /* _TDM_MACRO_H_ */