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Diffstat (limited to 'runtime/cl_kernel.h')
| -rw-r--r-- | runtime/cl_kernel.h | 130 |
1 files changed, 130 insertions, 0 deletions
diff --git a/runtime/cl_kernel.h b/runtime/cl_kernel.h new file mode 100644 index 00000000..c227df74 --- /dev/null +++ b/runtime/cl_kernel.h @@ -0,0 +1,130 @@ +/* + * Copyright © 2012 Intel Corporation + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; either + * version 2.1 of the License, or (at your option) any later version. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library. If not, see <http://www.gnu.org/licenses/>. + * + * Author: Benjamin Segovia <benjamin.segovia@intel.com> + */ + +#ifndef __CL_KERNEL_H__ +#define __CL_KERNEL_H__ + +#include "cl_base_object.h" +#include "CL/cl.h" + +typedef enum cl_address_space_type { + AddressSpacePrivate = 0, + AddressSpaceGlobal = 1, + AddressSpaceConstant = 2, + AddressSpaceLocal = 3, +} cl_address_space_type; + +typedef enum cl_arg_type { + ArgTypeInvalid = 0, + ArgTypeValue, // int, float, double, long, etc + ArgTypeStruct, + ArgTypePointer, + ArgTypeImage, + ArgTypeSampler, + ArgTypePipe, +} cl_arg_type; + +typedef struct _cl_argument { + cl_arg_type arg_type; + cl_uint arg_no; + cl_uint arg_size; // size in bytes + cl_address_space_type arg_addrspace; + cl_uint arg_type_qualifier; + cl_uint arg_access_qualifier; + char *arg_name; + char *arg_type_name; + cl_bool use_svm; + + union { + cl_char val_char; + cl_short val_short; + cl_int val_int; + cl_long val_long; + cl_half val_half; + cl_float val_float; + cl_double val_double; + cl_sampler val_sampler; + cl_mem val_mem; + struct { + cl_mem svm; + void *ptr; + } val_svm; + void *val_ptr; + } val; + cl_uint val_size; + cl_bool is_set; /* All args must be set before NDRange */ +} _cl_argument; +typedef _cl_argument *cl_argument; + +typedef struct _cl_kernel_for_device { + cl_device_id device; + void *exec_code; /* The binary for exec */ + cl_uint exec_code_sz; /* The binary for exec size */ +} _cl_kernel_for_device; +typedef _cl_kernel_for_device *cl_kernel_for_device; + +typedef struct _cl_kernel_exec_svm_info { + cl_mem svm; + size_t offset; +} _cl_kernel_exec_svm_info; +typedef _cl_kernel_exec_svm_info *cl_kernel_exec_svm_info; + +/* One OCL function */ +typedef struct _cl_kernel { + _cl_base_object base; + cl_program program; /* Point back to program */ + char *name; /* The kernel name */ + cl_argument args; /* All the arguments */ + cl_uint arg_n; /* Number of arguments */ + size_t compile_wg_sz[3]; /* Required workgroup size by + __attribute__((reqd_work_group_size(X, Y, Z))) qualifier */ + char *kernel_attr; /* The kernel attribute */ + cl_uint each_device_num; /* Each device number */ + cl_kernel_for_device *each_device; /* Program content interpreted by device */ + cl_kernel_exec_svm_info exec_info; /* The kernel's exec info */ + cl_uint exec_info_n; /* The kernel's exec info count */ +} _cl_kernel; + +#define CL_OBJECT_KERNEL_MAGIC 0x1234567890abedefLL +#define CL_OBJECT_IS_KERNEL(obj) ((obj && \ + ((cl_base_object)obj)->magic == CL_OBJECT_KERNEL_MAGIC && \ + CL_OBJECT_GET_REF(obj) >= 1)) + +extern cl_kernel cl_kernel_create(cl_program p, const char *name, cl_int *errcode_ret); +extern cl_kernel cl_kernel_new(cl_program, const char *name); +extern void cl_kernel_delete(cl_kernel); +extern void cl_kernel_add_ref(cl_kernel); +extern int cl_kernel_set_arg(cl_kernel, uint32_t arg_index, size_t arg_size, const void *arg_value); +extern int cl_kernel_get_argument_info(cl_kernel k, cl_uint arg_index, cl_kernel_arg_info param_name, + size_t param_value_size, void *param_value, size_t *param_value_size_ret); +extern cl_int cl_kernel_get_workgroup_info(cl_kernel kernel, cl_device_id device, + cl_kernel_work_group_info param_name, size_t param_value_size, + void *param_value, size_t *param_value_size_ret); +extern cl_int cl_kernel_get_subgroup_info(cl_kernel kernel, cl_device_id device, + cl_kernel_work_group_info param_name, size_t input_value_size, + const void *input_value, size_t param_value_size, + void *param_value, size_t *param_value_size_ret); + +/* Set the argument before kernel execution */ +extern int cl_kernel_set_arg_svm_pointer(cl_kernel, uint32_t arg_index, const void *arg_value); +extern cl_int cl_kernel_set_exec_info(cl_kernel k, size_t n, const void *value); +extern cl_int cl_kernel_work_group_sz(cl_kernel ker, const size_t *local_wk_sz, + cl_uint wk_dim, size_t *wk_grp_sz); +extern cl_int cl_enqueue_handle_kernel_ndrange(cl_event e, cl_int status); +#endif /* __CL_KERNEL_H__ */ |