src/gallium/state_trackers/clover/api/platform.cpp

   1 //
   2 // Copyright 2012 Francisco Jerez
   3 //
   4 // Permission is hereby granted, free of charge, to any person obtaining a
   5 // copy of this software and associated documentation files (the "Software"),
   6 // to deal in the Software without restriction, including without limitation
   7 // the rights to use, copy, modify, merge, publish, distribute, sublicense,
   8 // and/or sell copies of the Software, and to permit persons to whom the
   9 // Software is furnished to do so, subject to the following conditions:
  10 //
  11 // The above copyright notice and this permission notice shall be included in
  12 // all copies or substantial portions of the Software.
  13 //
  14 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  15 // IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  16 // FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
  17 // THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
  18 // OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
  19 // ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
  20 // OTHER DEALINGS IN THE SOFTWARE.
  21 //
  22
  23 #include "api/util.hpp"
  24 #include "core/platform.hpp"
  25
  26 using namespace clover;
  27
  28 namespace {
  29    platform _clover_platform;
  30 }
  31
  32 CLOVER_API cl_int
  33 clGetPlatformIDs(cl_uint num_entries, cl_platform_id *rd_platforms,
  34                  cl_uint *rnum_platforms) {
  35    if ((!num_entries && rd_platforms) ||
  36        (!rnum_platforms && !rd_platforms))
  37       return CL_INVALID_VALUE;
  38
  39    if (rnum_platforms)
  40       *rnum_platforms = 1;
  41    if (rd_platforms)
  42       *rd_platforms = desc(_clover_platform);
  43
  44    return CL_SUCCESS;
  45 }
  46
  47 cl_int
  48 clover::GetPlatformInfo(cl_platform_id d_platform, cl_platform_info param,
  49                         size_t size, void *r_buf, size_t *r_size) try {
  50    property_buffer buf { r_buf, size, r_size };
  51
  52    obj(d_platform);
  53
  54    switch (param) {
  55    case CL_PLATFORM_PROFILE:
  56       buf.as_string() = "FULL_PROFILE";
  57       break;
  58
  59    case CL_PLATFORM_VERSION:
  60       buf.as_string() = "OpenCL 1.1 MESA " PACKAGE_VERSION;
  61       break;
  62
  63    case CL_PLATFORM_NAME:
  64       buf.as_string() = "Clover";
  65       break;
  66
  67    case CL_PLATFORM_VENDOR:
  68       buf.as_string() = "Mesa";
  69       break;
  70
  71    case CL_PLATFORM_EXTENSIONS:
  72       buf.as_string() = "cl_khr_icd";
  73       break;
  74
  75    case CL_PLATFORM_ICD_SUFFIX_KHR:
  76       buf.as_string() = "MESA";
  77       break;
  78
  79    default:
  80       throw error(CL_INVALID_VALUE);
  81    }
  82
  83    return CL_SUCCESS;
  84
  85 } catch (error &e) {
  86    return e.get();
  87 }
  88
  89 void *
  90 clover::GetExtensionFunctionAddress(const char *p_name) {
  91    std::string name { p_name };
  92
  93    if (name == "clIcdGetPlatformIDsKHR")
  94       return reinterpret_cast<void *>(IcdGetPlatformIDsKHR);
  95    else
  96       return NULL;
  97 }
  98
  99 cl_int
 100 clover::IcdGetPlatformIDsKHR(cl_uint num_entries, cl_platform_id *rd_platforms,
 101                              cl_uint *rnum_platforms) {
 102    return clGetPlatformIDs(num_entries, rd_platforms, rnum_platforms);
 103 }
 104
 105 CLOVER_ICD_API cl_int
 106 clGetPlatformInfo(cl_platform_id d_platform, cl_platform_info param,
 107                   size_t size, void *r_buf, size_t *r_size) {
 108    return GetPlatformInfo(d_platform, param, size, r_buf, r_size);
 109 }
 110
 111 CLOVER_ICD_API void *
 112 clGetExtensionFunctionAddress(const char *p_name) {
 113    return GetExtensionFunctionAddress(p_name);
 114 }
 115
 116 CLOVER_ICD_API cl_int
 117 clIcdGetPlatformIDsKHR(cl_uint num_entries, cl_platform_id *rd_platforms,
 118                        cl_uint *rnum_platforms) {
 119    return IcdGetPlatformIDsKHR(num_entries, rd_platforms, rnum_platforms);
 120 }