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 #include "git_sha1.h"
  26 #include "util/u_debug.h"
  27
  28 using namespace clover;
  29
  30 namespace {
  31    platform _clover_platform;
  32 }
  33
  34 CLOVER_API cl_int
  35 clGetPlatformIDs(cl_uint num_entries, cl_platform_id *rd_platforms,
  36                  cl_uint *rnum_platforms) {
  37    if ((!num_entries && rd_platforms) ||
  38        (!rnum_platforms && !rd_platforms))
  39       return CL_INVALID_VALUE;
  40
  41    if (rnum_platforms)
  42       *rnum_platforms = 1;
  43    if (rd_platforms)
  44       *rd_platforms = desc(_clover_platform);
  45
  46    return CL_SUCCESS;
  47 }
  48
  49 cl_int
  50 clover::GetPlatformInfo(cl_platform_id d_platform, cl_platform_info param,
  51                         size_t size, void *r_buf, size_t *r_size) try {
  52    property_buffer buf { r_buf, size, r_size };
  53
  54    obj(d_platform);
  55
  56    switch (param) {
  57    case CL_PLATFORM_PROFILE:
  58       buf.as_string() = "FULL_PROFILE";
  59       break;
  60
  61    case CL_PLATFORM_VERSION: {
  62       static const std::string version_string =
  63             debug_get_option("CLOVER_PLATFORM_VERSION_OVERRIDE", "1.1");
  64
  65       buf.as_string() = "OpenCL " + version_string + " Mesa " PACKAGE_VERSION MESA_GIT_SHA1;
  66       break;
  67    }
  68    case CL_PLATFORM_NAME:
  69       buf.as_string() = "Clover";
  70       break;
  71
  72    case CL_PLATFORM_VENDOR:
  73       buf.as_string() = "Mesa";
  74       break;
  75
  76    case CL_PLATFORM_EXTENSIONS:
  77       buf.as_string() = "cl_khr_icd";
  78       break;
  79
  80    case CL_PLATFORM_ICD_SUFFIX_KHR:
  81       buf.as_string() = "MESA";
  82       break;
  83
  84    default:
  85       throw error(CL_INVALID_VALUE);
  86    }
  87
  88    return CL_SUCCESS;
  89
  90 } catch (error &e) {
  91    return e.get();
  92 }
  93
  94 void *
  95 clover::GetExtensionFunctionAddressForPlatform(cl_platform_id d_platform,
  96                                                const char *p_name) try {
  97    obj(d_platform);
  98    return GetExtensionFunctionAddress(p_name);
  99
 100 } catch (error &e) {
 101    return NULL;
 102 }
 103
 104 void *
 105 clover::GetExtensionFunctionAddress(const char *p_name) {
 106    std::string name { p_name };
 107
 108    if (name == "clIcdGetPlatformIDsKHR")
 109       return reinterpret_cast<void *>(IcdGetPlatformIDsKHR);
 110    else
 111       return NULL;
 112 }
 113
 114 cl_int
 115 clover::IcdGetPlatformIDsKHR(cl_uint num_entries, cl_platform_id *rd_platforms,
 116                              cl_uint *rnum_platforms) {
 117    return clGetPlatformIDs(num_entries, rd_platforms, rnum_platforms);
 118 }
 119
 120 CLOVER_ICD_API cl_int
 121 clGetPlatformInfo(cl_platform_id d_platform, cl_platform_info param,
 122                   size_t size, void *r_buf, size_t *r_size) {
 123    return GetPlatformInfo(d_platform, param, size, r_buf, r_size);
 124 }
 125
 126 CLOVER_ICD_API void *
 127 clGetExtensionFunctionAddress(const char *p_name) {
 128    return GetExtensionFunctionAddress(p_name);
 129 }
 130
 131 CLOVER_ICD_API void *
 132 clGetExtensionFunctionAddressForPlatform(cl_platform_id d_platform,
 133                                          const char *p_name) {
 134    return GetExtensionFunctionAddressForPlatform(d_platform, p_name);
 135 }
 136
 137 CLOVER_ICD_API cl_int
 138 clIcdGetPlatformIDsKHR(cl_uint num_entries, cl_platform_id *rd_platforms,
 139                        cl_uint *rnum_platforms) {
 140    return IcdGetPlatformIDsKHR(num_entries, rd_platforms, rnum_platforms);
 141 }