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/*
* 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_CONTEXT_H__
#define __CL_CONTEXT_H__
#include "CL/cl.h"
#include "CL/cl_ext.h"
#include "cl_internals.h"
#include "cl_driver.h"
#include "cl_base_object.h"
#include <stdint.h>
#include <pthread.h>
/* DRI device created at create context */
struct intel_driver;
enum _cl_gl_context_type {
CL_GL_NOSHARE,
CL_GL_EGL_DISPLAY,
CL_GL_GLX_DISPLAY,
CL_GL_WGL_HDC,
CL_GL_CGL_SHAREGROUP
};
enum _cl_internal_ker_type {
CL_INTERNAL_KERNEL_MIN = 0,
CL_ENQUEUE_COPY_BUFFER_ALIGN4 = 0,
CL_ENQUEUE_COPY_BUFFER_ALIGN16,
CL_ENQUEUE_COPY_BUFFER_UNALIGN_SAME_OFFSET,
CL_ENQUEUE_COPY_BUFFER_UNALIGN_DST_OFFSET,
CL_ENQUEUE_COPY_BUFFER_UNALIGN_SRC_OFFSET,
CL_ENQUEUE_COPY_BUFFER_RECT,
CL_ENQUEUE_COPY_BUFFER_RECT_ALIGN4,
CL_ENQUEUE_COPY_IMAGE_1D_TO_1D, // copy image 1d to image 1d
CL_ENQUEUE_COPY_IMAGE_2D_TO_2D, // copy image 2d to image 2d
CL_ENQUEUE_COPY_IMAGE_3D_TO_2D, // copy image 3d to image 2d
CL_ENQUEUE_COPY_IMAGE_2D_TO_3D, // copy image 2d to image 3d
CL_ENQUEUE_COPY_IMAGE_3D_TO_3D, // copy image 3d to image 3d
CL_ENQUEUE_COPY_IMAGE_2D_TO_2D_ARRAY, // copy image 2d to image 2d array
CL_ENQUEUE_COPY_IMAGE_1D_ARRAY_TO_1D_ARRAY, // copy image 1d array to image 1d array
CL_ENQUEUE_COPY_IMAGE_2D_ARRAY_TO_2D_ARRAY, // copy image 2d array to image 2d array
CL_ENQUEUE_COPY_IMAGE_2D_ARRAY_TO_2D, // copy image 2d array to image 2d
CL_ENQUEUE_COPY_IMAGE_2D_ARRAY_TO_3D, // copy image 2d array to image 3d
CL_ENQUEUE_COPY_IMAGE_3D_TO_2D_ARRAY, // copy image 3d to image 2d array
CL_ENQUEUE_COPY_IMAGE_2D_TO_BUFFER, // copy image 2d to buffer
CL_ENQUEUE_COPY_IMAGE_2D_TO_BUFFER_ALIGN16,
CL_ENQUEUE_COPY_IMAGE_2D_TO_BUFFER_ALIGN4,
CL_ENQUEUE_COPY_IMAGE_3D_TO_BUFFER, // copy image 3d tobuffer
CL_ENQUEUE_COPY_IMAGE_3D_TO_BUFFER_ALIGN16,
CL_ENQUEUE_COPY_IMAGE_3D_TO_BUFFER_ALIGN4,
CL_ENQUEUE_COPY_BUFFER_TO_IMAGE_2D, // copy buffer to image 2d
CL_ENQUEUE_COPY_BUFFER_TO_IMAGE_2D_ALIGN16,
CL_ENQUEUE_COPY_BUFFER_TO_IMAGE_2D_ALIGN4,
CL_ENQUEUE_COPY_BUFFER_TO_IMAGE_3D, // copy buffer to image 3d
CL_ENQUEUE_COPY_BUFFER_TO_IMAGE_3D_ALIGN16,
CL_ENQUEUE_COPY_BUFFER_TO_IMAGE_3D_ALIGN4,
CL_ENQUEUE_FILL_BUFFER_UNALIGN, // fill buffer with 1 aligne pattern, pattern size=1
CL_ENQUEUE_FILL_BUFFER_ALIGN2, // fill buffer with 2 aligne pattern, pattern size=2
CL_ENQUEUE_FILL_BUFFER_ALIGN4, // fill buffer with 4 aligne pattern, pattern size=4
CL_ENQUEUE_FILL_BUFFER_ALIGN8_8, // fill buffer with 8 aligne pattern, pattern size=8
CL_ENQUEUE_FILL_BUFFER_ALIGN8_16, // fill buffer with 16 aligne pattern, pattern size=16
CL_ENQUEUE_FILL_BUFFER_ALIGN8_32, // fill buffer with 16 aligne pattern, pattern size=32
CL_ENQUEUE_FILL_BUFFER_ALIGN8_64, // fill buffer with 16 aligne pattern, pattern size=64
CL_ENQUEUE_FILL_BUFFER_ALIGN128, // fill buffer with 128 aligne pattern, pattern size=128
CL_ENQUEUE_FILL_IMAGE_1D, // fill image 1d
CL_ENQUEUE_FILL_IMAGE_1D_ARRAY, // fill image 1d array
CL_ENQUEUE_FILL_IMAGE_2D, // fill image 2d
CL_ENQUEUE_FILL_IMAGE_2D_ARRAY, // fill image 2d array
CL_ENQUEUE_FILL_IMAGE_3D, // fill image 3d
CL_INTERNAL_KERNEL_MAX
};
struct _cl_context_prop {
cl_context_properties platform_id;
enum _cl_gl_context_type gl_type;
cl_context_properties gl_context;
union {
cl_context_properties egl_display;
cl_context_properties glx_display;
cl_context_properties wgl_hdc;
cl_context_properties cgl_sharegroup;
};
};
#define IS_EGL_CONTEXT(ctx) (ctx->props.gl_type == CL_GL_EGL_DISPLAY)
#define EGL_DISP(ctx) (EGLDisplay)(ctx->props.egl_display)
#define EGL_CTX(ctx) (EGLContext)(ctx->props.gl_context)
/* Encapsulate the whole device */
struct _cl_context {
_cl_base_object base;
cl_driver drv; /* Handles HW or simulator */
cl_device_id* devices; /* All devices belong to this context */
cl_uint device_num; /* Devices number of this context */
list_head queues; /* All command queues currently allocated */
cl_uint queue_num; /* All queue number currently allocated */
cl_uint queue_modify_disable; /* Temp disable queue list change. */
list_head mem_objects; /* All memory object currently allocated */
cl_uint mem_object_num; /* All memory number currently allocated */
list_head samplers; /* All sampler object currently allocated */
cl_uint sampler_num; /* All sampler number currently allocated */
list_head events; /* All event object currently allocated */
cl_uint event_num; /* All event number currently allocated */
list_head programs; /* All programs currently allocated */
cl_uint program_num; /* All program number currently allocated */
cl_accelerator_intel accels; /* All accelerator_intel object currently allocated */
cl_program internal_prgs[CL_INTERNAL_KERNEL_MAX];
/* All programs internal used, for example clEnqueuexxx api use */
cl_kernel internal_kernels[CL_INTERNAL_KERNEL_MAX];
/* All kernels for clenqueuexxx api, for example clEnqueuexxx api use */
uint32_t ver; /* Gen version */
struct _cl_context_prop props;
cl_context_properties * prop_user; /* a copy of user passed context properties when create context */
cl_uint prop_len; /* count of the properties */
void (CL_CALLBACK *pfn_notify)(const char *, const void *, size_t, void *);
/* User's callback when error occur in context */
void *user_data; /* A pointer to user supplied data */
cl_command_queue image_queue; /* A internal command queue for image data copying */
};
#define CL_OBJECT_CONTEXT_MAGIC 0x20BBCADE993134AALL
#define CL_OBJECT_IS_CONTEXT(obj) ((obj && \
((cl_base_object)obj)->magic == CL_OBJECT_CONTEXT_MAGIC && \
CL_OBJECT_GET_REF(obj) >= 1))
extern void cl_context_add_queue(cl_context ctx, cl_command_queue queue);
extern void cl_context_remove_queue(cl_context ctx, cl_command_queue queue);
extern void cl_context_add_mem(cl_context ctx, cl_mem mem);
extern void cl_context_remove_mem(cl_context ctx, cl_mem mem);
extern void cl_context_add_sampler(cl_context ctx, cl_sampler sampler);
extern void cl_context_remove_sampler(cl_context ctx, cl_sampler sampler);
extern void cl_context_add_event(cl_context ctx, cl_event sampler);
extern void cl_context_remove_event(cl_context ctx, cl_event sampler);
extern void cl_context_add_program(cl_context ctx, cl_program program);
extern void cl_context_remove_program(cl_context ctx, cl_program program);
/* Implement OpenCL function */
extern cl_context cl_create_context(const cl_context_properties*,
cl_uint,
const cl_device_id*,
void (CL_CALLBACK * pfn_notify) (const char*, const void*, size_t, void*),
void *,
cl_int*);
/* Allocate and initialize a context */
extern cl_context cl_context_new(struct _cl_context_prop *prop, cl_uint dev_num, cl_device_id* all_dev);
/* Destroy and deallocate a context */
extern void cl_context_delete(cl_context);
/* Increment the context reference counter */
extern void cl_context_add_ref(cl_context);
/* Enqueue a ND Range kernel */
extern cl_int cl_context_ND_kernel(cl_context,
cl_command_queue,
cl_kernel,
cl_uint,
const size_t*,
const size_t*,
const size_t*);
/* Used for allocation */
extern cl_buffer_mgr cl_context_get_bufmgr(cl_context ctx);
/* Get the internal used kernel from binary*/
extern cl_kernel cl_context_get_static_kernel_from_bin(cl_context ctx, cl_int index,
const char * str_kernel, size_t size, const char * str_option);
/* Get the SVM from pointer, return NULL if pointer is not from SVM */
extern cl_mem cl_context_get_svm_from_ptr(cl_context ctx, const void *p);
/* Get the mem from pointer, return NULL if pointer is not from mem*/
extern cl_mem cl_context_get_mem_from_ptr(cl_context ctx, const void *p);
#endif /* __CL_CONTEXT_H__ */
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