1.2.2 Querying Devices
| (clGetDeviceIDs:count platform device_type) → _cl_uint/c |
| platform : _cl_platform_id/null/c |
| device_type : _cl_device_type/c |
Returns how many results clGetDeviceIDs may return for these arguments.
| (clGetDeviceIDs | | platform | | | | | device_type | | | | | how-many) | |
|
| | → | | | _cl_device_id_vector/c | | _cl_uint/c |
|
|
| platform : _cl_platform_id/null/c |
| device_type : _cl_device_type/c |
| how-many : _cl_uint/c |
Returns the minimum of how-many and how-many-possible values in rets.
| (clGetDeviceIDs:vector | | platform | | | | | | | | device_type) | | → | | _cl_device_id_vector/c |
|
| platform : _cl_platform_id/null/c |
| device_type : _cl_device_type/c |
Returns all possible results from clGetDeviceIDs using clGetDeviceIDs:count to extract the number available.
A dummy Scheme function that refers callers to the other clGetDeviceInfo-based functions which access the true C function.
| (clGetDeviceInfo:length device param_name) → _size_t/c |
| device : _cl_device_id/c |
| param_name : _cl_device_info/c |
Returns the size of param_name field of the argument(s). Calls clGetDeviceInfo with values for param_value_size and param_value such that param_value_size_ret is queried.
| (clGetDeviceInfo:_cl_device_type | | device | | | | | param_name) | |
|
| → _cl_device_type/c |
| device : _cl_device_id/c |
| param_name : _cl_device_info/c |
Returns the value associated with
param_name for the argument(s). Implemented by
clGetDeviceInfo with
param_value_size set to
(ctype-sizeof _cl_device_type) so that the value is queried. Valid
param_names are
'(CL_DEVICE_TYPE).
| (clGetDeviceInfo:_cl_uint | | device | | | | | | | | param_name) | | → | | _cl_uint/c |
|
| device : _cl_device_id/c |
| param_name : _cl_device_info/c |
Returns the value associated with
param_name for the argument(s). Implemented by
clGetDeviceInfo with
param_value_size set to
(ctype-sizeof _cl_uint) so that the value is queried. Valid
param_names are
'(CL_DEVICE_VENDOR_ID CL_DEVICE_MAX_COMPUTE_UNITS CL_DEVICE_MAX_WORK_ITEM_DIMENSIONS CL_DEVICE_PREFERRED_VECTOR_WIDTH_CHAR CL_DEVICE_PREFERRED_VECTOR_WIDTH_SHORT CL_DEVICE_PREFERRED_VECTOR_WIDTH_INT CL_DEVICE_PREFERRED_VECTOR_WIDTH_LONG CL_DEVICE_PREFERRED_VECTOR_WIDTH_FLOAT CL_DEVICE_PREFERRED_VECTOR_WIDTH_DOUBLE CL_DEVICE_MAX_CLOCK_FREQUENCY CL_DEVICE_ADDRESS_BITS CL_DEVICE_MAX_READ_IMAGE_ARGS CL_DEVICE_MAX_WRITE_IMAGE_ARGS CL_DEVICE_MAX_SAMPLERS CL_DEVICE_MEM_BASE_ADDR_ALIGN CL_DEVICE_MIN_DATA_TYPE_ALIGN_SIZE CL_DEVICE_GLOBAL_MEM_CACHELINE_SIZE).
| (clGetDeviceInfo:_size_t device param_name) → _size_t/c |
| device : _cl_device_id/c |
| param_name : _cl_device_info/c |
Returns the value associated with
param_name for the argument(s). Implemented by
clGetDeviceInfo with
param_value_size set to
(ctype-sizeof _size_t) so that the value is queried. Valid
param_names are
'(CL_DEVICE_MAX_WORK_GROUP_SIZE CL_DEVICE_IMAGE2D_MAX_WIDTH CL_DEVICE_IMAGE2D_MAX_HEIGHT CL_DEVICE_IMAGE3D_MAX_WIDTH CL_DEVICE_IMAGE3D_MAX_HEIGHT CL_DEVICE_IMAGE3D_MAX_DEPTH CL_DEVICE_MAX_PARAMETER_SIZE CL_DEVICE_MAX_CONSTANT_ARGS CL_DEVICE_PROFILING_TIMER_RESOLUTION).
| (clGetDeviceInfo:_cl_ulong | | device | | | | | | | | param_name) | | → | | _cl_ulong/c |
|
| device : _cl_device_id/c |
| param_name : _cl_device_info/c |
Returns the value associated with
param_name for the argument(s). Implemented by
clGetDeviceInfo with
param_value_size set to
(ctype-sizeof _cl_ulong) so that the value is queried. Valid
param_names are
'(CL_DEVICE_MAX_MEM_ALLOC_SIZE CL_DEVICE_GLOBAL_MEM_CACHE_SIZE CL_DEVICE_GLOBAL_MEM_SIZE CL_DEVICE_MAX_CONSTANT_BUFFER_SIZE CL_DEVICE_LOCAL_MEM_SIZE).
| (clGetDeviceInfo:_cl_bool | | device | | | | | | | | param_name) | | → | | _cl_bool/c |
|
| device : _cl_device_id/c |
| param_name : _cl_device_info/c |
Returns the value associated with
param_name for the argument(s). Implemented by
clGetDeviceInfo with
param_value_size set to
(ctype-sizeof _cl_bool) so that the value is queried. Valid
param_names are
'(CL_DEVICE_IMAGE_SUPPORT CL_DEVICE_ERROR_CORRECTION_SUPPORT CL_DEVICE_ENDIAN_LITTLE CL_DEVICE_AVAILABLE CL_DEVICE_COMPILER_AVAILABLE).
| (clGetDeviceInfo:_cl_device_fp_config | | device | | | | | param_name) | |
|
| → _cl_device_fp_config/c |
| device : _cl_device_id/c |
| param_name : _cl_device_info/c |
Returns the value associated with
param_name for the argument(s). Implemented by
clGetDeviceInfo with
param_value_size set to
(ctype-sizeof _cl_device_fp_config) so that the value is queried. Valid
param_names are
'(CL_DEVICE_SINGLE_FP_CONFIG).
| (clGetDeviceInfo:_cl_device_mem_cache_type | | device | | | | | param_name) | |
|
| → _cl_device_mem_cache_type/c |
| device : _cl_device_id/c |
| param_name : _cl_device_info/c |
Returns the value associated with
param_name for the argument(s). Implemented by
clGetDeviceInfo with
param_value_size set to
(ctype-sizeof _cl_device_mem_cache_type) so that the value is queried. Valid
param_names are
'(CL_DEVICE_GLOBAL_MEM_CACHE_TYPE).
| (clGetDeviceInfo:_cl_device_local_mem_type | | device | | | | | param_name) | |
|
| → _cl_device_local_mem_type/c |
| device : _cl_device_id/c |
| param_name : _cl_device_info/c |
Returns the value associated with
param_name for the argument(s). Implemented by
clGetDeviceInfo with
param_value_size set to
(ctype-sizeof _cl_device_local_mem_type) so that the value is queried. Valid
param_names are
'(CL_DEVICE_LOCAL_MEM_TYPE).
| (clGetDeviceInfo:_cl_device_exec_capabilities | | device | | | | | param_name) | |
|
| → _cl_device_exec_capabilities/c |
| device : _cl_device_id/c |
| param_name : _cl_device_info/c |
Returns the value associated with
param_name for the argument(s). Implemented by
clGetDeviceInfo with
param_value_size set to
(ctype-sizeof _cl_device_exec_capabilities) so that the value is queried. Valid
param_names are
'(CL_DEVICE_EXECUTION_CAPABILITIES).
| (clGetDeviceInfo:_cl_command_queue_properties | | device | | | | | param_name) | |
|
| → _cl_command_queue_properties/c |
| device : _cl_device_id/c |
| param_name : _cl_device_info/c |
Returns the value associated with
param_name for the argument(s). Implemented by
clGetDeviceInfo with
param_value_size set to
(ctype-sizeof _cl_command_queue_properties) so that the value is queried. Valid
param_names are
'(CL_DEVICE_QUEUE_PROPERTIES).
| (clGetDeviceInfo:_cl_platform_id | | device | | | | | param_name) | |
|
| → _cl_platform_id/c |
| device : _cl_device_id/c |
| param_name : _cl_device_info/c |
Returns the value associated with
param_name for the argument(s). Implemented by
clGetDeviceInfo with
param_value_size set to
(ctype-sizeof _cl_platform_id) so that the value is queried. Valid
param_names are
'(CL_DEVICE_PLATFORM).
| (clGetDeviceInfo:_size_t* | | device | | | | | | | | param_name | | | | | | | | param_value_size) | | → | | _size_t_vector/c |
|
| device : _cl_device_id/c |
| param_name : _cl_device_info/c |
| param_value_size : _size_t/c |
Returns the value associated with param_name for the argument(s). Implemented by clGetDeviceInfo with param_value_size passed explicitly. Uses clGetDeviceInfo:length to find the maximum value. Valid param_names are '(CL_DEVICE_MAX_WORK_ITEM_SIZES).
| (clGetDeviceInfo:_char* | | device | | | | | | | | param_name | | | | | | | | param_value_size) | | → | | bytes? |
|
| device : _cl_device_id/c |
| param_name : _cl_device_info/c |
| param_value_size : _size_t/c |
Returns the value associated with param_name for the argument(s). Implemented by clGetDeviceInfo with param_value_size passed explicitly. Uses clGetDeviceInfo:length to find the maximum value. Valid param_names are '(CL_DEVICE_NAME CL_DEVICE_VENDOR CL_DRIVER_VERSION CL_DEVICE_PROFILE CL_DEVICE_VERSION CL_DEVICE_EXTENSIONS).
| clGetDeviceInfo/c : contract? |
A contract for the return values of
clGetDeviceInfo:generic. Its definition is:
(or/c _cl_device_type/c _cl_uint/c _size_t/c _cl_ulong/c _cl_bool/c _cl_device_fp_config/c _cl_device_mem_cache_type/c _cl_device_local_mem_type/c _cl_device_exec_capabilities/c _cl_command_queue_properties/c _cl_platform_id/c _size_t_vector/c bytes?).
| (clGetDeviceInfo:generic device param_name) → clGetDeviceInfo/c |
| device : _cl_device_id/c |
| param_name : _cl_device_info/c |
Returns the value associated with param_name for the argument(s). Selects the appropriate clGetDeviceInfo-based function to extract the appropriate value, automatically providing the right length for variable length functions.