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      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 
     27 using namespace clover;
     28 
     29 namespace {
     30    platform _clover_platform;
     31 }
     32 
     33 CLOVER_API cl_int
     34 clGetPlatformIDs(cl_uint num_entries, cl_platform_id *rd_platforms,
     35                  cl_uint *rnum_platforms) {
     36    if ((!num_entries && rd_platforms) ||
     37        (!rnum_platforms && !rd_platforms))
     38       return CL_INVALID_VALUE;
     39 
     40    if (rnum_platforms)
     41       *rnum_platforms = 1;
     42    if (rd_platforms)
     43       *rd_platforms = desc(_clover_platform);
     44 
     45    return CL_SUCCESS;
     46 }
     47 
     48 cl_int
     49 clover::GetPlatformInfo(cl_platform_id d_platform, cl_platform_info param,
     50                         size_t size, void *r_buf, size_t *r_size) try {
     51    property_buffer buf { r_buf, size, r_size };
     52 
     53    obj(d_platform);
     54 
     55    switch (param) {
     56    case CL_PLATFORM_PROFILE:
     57       buf.as_string() = "FULL_PROFILE";
     58       break;
     59 
     60    case CL_PLATFORM_VERSION:
     61       buf.as_string() = "OpenCL 1.1 Mesa " PACKAGE_VERSION
     62 #ifdef MESA_GIT_SHA1
     63                         " (" MESA_GIT_SHA1 ")"
     64 #endif
     65                         ;
     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 }
    142