radeon_drm_bo.c revision 3da5196263fb2ae60483044cbd34c94270e2accd
1de22d8f1eebd3245acccdb4098526ee1bf616c06Marek Olšák/* 2de22d8f1eebd3245acccdb4098526ee1bf616c06Marek Olšák * Copyright © 2011 Marek Olšák <maraeo@gmail.com> 3de22d8f1eebd3245acccdb4098526ee1bf616c06Marek Olšák * All Rights Reserved. 4de22d8f1eebd3245acccdb4098526ee1bf616c06Marek Olšák * 5de22d8f1eebd3245acccdb4098526ee1bf616c06Marek Olšák * Permission is hereby granted, free of charge, to any person obtaining 6de22d8f1eebd3245acccdb4098526ee1bf616c06Marek Olšák * a copy of this software and associated documentation files (the 7de22d8f1eebd3245acccdb4098526ee1bf616c06Marek Olšák * "Software"), to deal in the Software without restriction, including 8de22d8f1eebd3245acccdb4098526ee1bf616c06Marek Olšák * without limitation the rights to use, copy, modify, merge, publish, 9de22d8f1eebd3245acccdb4098526ee1bf616c06Marek Olšák * distribute, sub license, and/or sell copies of the Software, and to 10de22d8f1eebd3245acccdb4098526ee1bf616c06Marek Olšák * permit persons to whom the Software is furnished to do so, subject to 11de22d8f1eebd3245acccdb4098526ee1bf616c06Marek Olšák * the following conditions: 12de22d8f1eebd3245acccdb4098526ee1bf616c06Marek Olšák * 13de22d8f1eebd3245acccdb4098526ee1bf616c06Marek Olšák * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, 14de22d8f1eebd3245acccdb4098526ee1bf616c06Marek Olšák * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES 15de22d8f1eebd3245acccdb4098526ee1bf616c06Marek Olšák * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND 16de22d8f1eebd3245acccdb4098526ee1bf616c06Marek Olšák * NON-INFRINGEMENT. IN NO EVENT SHALL THE COPYRIGHT HOLDERS, AUTHORS 17de22d8f1eebd3245acccdb4098526ee1bf616c06Marek Olšák * AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 18de22d8f1eebd3245acccdb4098526ee1bf616c06Marek Olšák * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, 19de22d8f1eebd3245acccdb4098526ee1bf616c06Marek Olšák * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE 20de22d8f1eebd3245acccdb4098526ee1bf616c06Marek Olšák * USE OR OTHER DEALINGS IN THE SOFTWARE. 21de22d8f1eebd3245acccdb4098526ee1bf616c06Marek Olšák * 22de22d8f1eebd3245acccdb4098526ee1bf616c06Marek Olšák * The above copyright notice and this permission notice (including the 23de22d8f1eebd3245acccdb4098526ee1bf616c06Marek Olšák * next paragraph) shall be included in all copies or substantial portions 24de22d8f1eebd3245acccdb4098526ee1bf616c06Marek Olšák * of the Software. 25de22d8f1eebd3245acccdb4098526ee1bf616c06Marek Olšák */ 26de22d8f1eebd3245acccdb4098526ee1bf616c06Marek Olšák 276ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák#define _FILE_OFFSET_BITS 64 286ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák#include "radeon_drm_cs.h" 296ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák 306ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák#include "util/u_hash_table.h" 316ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák#include "util/u_memory.h" 326ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák#include "util/u_simple_list.h" 336ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák#include "os/os_thread.h" 3470b1837dfb1b282ad9efcaeec4f9c8da5f9a74d8Chia-I Wu#include "os/os_mman.h" 356ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák 366ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák#include "state_tracker/drm_driver.h" 376ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák 386ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák#include <sys/ioctl.h> 396ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák#include <xf86drm.h> 406ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák#include <errno.h> 416ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák 426ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák#define RADEON_BO_FLAGS_MACRO_TILE 1 436ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák#define RADEON_BO_FLAGS_MICRO_TILE 2 446ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák#define RADEON_BO_FLAGS_MICRO_TILE_SQUARE 0x20 456ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák 461e3c81a068c4ae04cd1c6b18c687d5be69b7b8c4Marek Olšák#ifndef DRM_RADEON_GEM_WAIT 471e3c81a068c4ae04cd1c6b18c687d5be69b7b8c4Marek Olšák#define DRM_RADEON_GEM_WAIT 0x2b 481e3c81a068c4ae04cd1c6b18c687d5be69b7b8c4Marek Olšák 491e3c81a068c4ae04cd1c6b18c687d5be69b7b8c4Marek Olšák#define RADEON_GEM_NO_WAIT 0x1 501e3c81a068c4ae04cd1c6b18c687d5be69b7b8c4Marek Olšák#define RADEON_GEM_USAGE_READ 0x2 511e3c81a068c4ae04cd1c6b18c687d5be69b7b8c4Marek Olšák#define RADEON_GEM_USAGE_WRITE 0x4 521e3c81a068c4ae04cd1c6b18c687d5be69b7b8c4Marek Olšák 531e3c81a068c4ae04cd1c6b18c687d5be69b7b8c4Marek Olšákstruct drm_radeon_gem_wait { 541e3c81a068c4ae04cd1c6b18c687d5be69b7b8c4Marek Olšák uint32_t handle; 551e3c81a068c4ae04cd1c6b18c687d5be69b7b8c4Marek Olšák uint32_t flags; /* one of RADEON_GEM_* */ 561e3c81a068c4ae04cd1c6b18c687d5be69b7b8c4Marek Olšák}; 571e3c81a068c4ae04cd1c6b18c687d5be69b7b8c4Marek Olšák 581e3c81a068c4ae04cd1c6b18c687d5be69b7b8c4Marek Olšák#endif 591e3c81a068c4ae04cd1c6b18c687d5be69b7b8c4Marek Olšák 601e3c81a068c4ae04cd1c6b18c687d5be69b7b8c4Marek Olšák 616ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšákextern const struct pb_vtbl radeon_bo_vtbl; 626ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák 636ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák 646ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšákstatic INLINE struct radeon_bo *radeon_bo(struct pb_buffer *bo) 656ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák{ 666ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák assert(bo->vtbl == &radeon_bo_vtbl); 676ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák return (struct radeon_bo *)bo; 686ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák} 696ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák 706ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšákstruct radeon_bomgr { 716ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák /* Base class. */ 726ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák struct pb_manager base; 736ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák 746ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák /* Winsys. */ 756ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák struct radeon_drm_winsys *rws; 766ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák 776ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák /* List of buffer handles and its mutex. */ 786ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák struct util_hash_table *bo_handles; 796ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák pipe_mutex bo_handles_mutex; 806ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák}; 816ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák 826ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšákstatic INLINE struct radeon_bomgr *radeon_bomgr(struct pb_manager *mgr) 836ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák{ 846ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák return (struct radeon_bomgr *)mgr; 856ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák} 866ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák 876ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšákstatic struct radeon_bo *get_radeon_bo(struct pb_buffer *_buf) 886ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák{ 896ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák struct radeon_bo *bo = NULL; 906ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák 916ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák if (_buf->vtbl == &radeon_bo_vtbl) { 926ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák bo = radeon_bo(_buf); 936ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák } else { 946ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák struct pb_buffer *base_buf; 956ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák pb_size offset; 966ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák pb_get_base_buffer(_buf, &base_buf, &offset); 976ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák 986ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák if (base_buf->vtbl == &radeon_bo_vtbl) 996ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák bo = radeon_bo(base_buf); 1006ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák } 1016ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák 1026ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák return bo; 1036ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák} 1046ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák 1051e3c81a068c4ae04cd1c6b18c687d5be69b7b8c4Marek Olšákstatic void radeon_bo_wait(struct pb_buffer *_buf, enum radeon_bo_usage usage) 1066ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák{ 1072664980760c5cf2e7dde4065f9cc8e8b865627c3Marek Olšák struct radeon_bo *bo = get_radeon_bo(_buf); 1086ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák 109b9e2cde6006b557a3a23a82384899f4d5a5ac7b8Marek Olšák while (p_atomic_read(&bo->num_active_ioctls)) { 110b9e2cde6006b557a3a23a82384899f4d5a5ac7b8Marek Olšák sched_yield(); 111b9e2cde6006b557a3a23a82384899f4d5a5ac7b8Marek Olšák } 112b9e2cde6006b557a3a23a82384899f4d5a5ac7b8Marek Olšák 113ef64da8f013691c66744064769db379e57ef95deMarek Olšák /* XXX use this when it's ready */ 114ef64da8f013691c66744064769db379e57ef95deMarek Olšák /*if (bo->rws->info.drm_minor >= 12) { 1151e3c81a068c4ae04cd1c6b18c687d5be69b7b8c4Marek Olšák struct drm_radeon_gem_wait args = {}; 1161e3c81a068c4ae04cd1c6b18c687d5be69b7b8c4Marek Olšák args.handle = bo->handle; 1171e3c81a068c4ae04cd1c6b18c687d5be69b7b8c4Marek Olšák args.flags = usage; 1181e3c81a068c4ae04cd1c6b18c687d5be69b7b8c4Marek Olšák while (drmCommandWriteRead(bo->rws->fd, DRM_RADEON_GEM_WAIT, 1191e3c81a068c4ae04cd1c6b18c687d5be69b7b8c4Marek Olšák &args, sizeof(args)) == -EBUSY); 120ef64da8f013691c66744064769db379e57ef95deMarek Olšák } else*/ { 1213da5196263fb2ae60483044cbd34c94270e2accdBrian Paul struct drm_radeon_gem_wait_idle args; 1223da5196263fb2ae60483044cbd34c94270e2accdBrian Paul memset(&args, 0, sizeof(args)); 1231e3c81a068c4ae04cd1c6b18c687d5be69b7b8c4Marek Olšák args.handle = bo->handle; 1241e3c81a068c4ae04cd1c6b18c687d5be69b7b8c4Marek Olšák while (drmCommandWriteRead(bo->rws->fd, DRM_RADEON_GEM_WAIT_IDLE, 1251e3c81a068c4ae04cd1c6b18c687d5be69b7b8c4Marek Olšák &args, sizeof(args)) == -EBUSY); 1261e3c81a068c4ae04cd1c6b18c687d5be69b7b8c4Marek Olšák } 1276ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák} 1286ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák 1291e3c81a068c4ae04cd1c6b18c687d5be69b7b8c4Marek Olšákstatic boolean radeon_bo_is_busy(struct pb_buffer *_buf, 1301e3c81a068c4ae04cd1c6b18c687d5be69b7b8c4Marek Olšák enum radeon_bo_usage usage) 1316ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák{ 1322664980760c5cf2e7dde4065f9cc8e8b865627c3Marek Olšák struct radeon_bo *bo = get_radeon_bo(_buf); 1336ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák 134b9e2cde6006b557a3a23a82384899f4d5a5ac7b8Marek Olšák if (p_atomic_read(&bo->num_active_ioctls)) { 135b9e2cde6006b557a3a23a82384899f4d5a5ac7b8Marek Olšák return TRUE; 136b9e2cde6006b557a3a23a82384899f4d5a5ac7b8Marek Olšák } 137b9e2cde6006b557a3a23a82384899f4d5a5ac7b8Marek Olšák 138ef64da8f013691c66744064769db379e57ef95deMarek Olšák /* XXX use this when it's ready */ 139ef64da8f013691c66744064769db379e57ef95deMarek Olšák /*if (bo->rws->info.drm_minor >= 12) { 1401e3c81a068c4ae04cd1c6b18c687d5be69b7b8c4Marek Olšák struct drm_radeon_gem_wait args = {}; 1411e3c81a068c4ae04cd1c6b18c687d5be69b7b8c4Marek Olšák args.handle = bo->handle; 1421e3c81a068c4ae04cd1c6b18c687d5be69b7b8c4Marek Olšák args.flags = usage | RADEON_GEM_NO_WAIT; 1431e3c81a068c4ae04cd1c6b18c687d5be69b7b8c4Marek Olšák return drmCommandWriteRead(bo->rws->fd, DRM_RADEON_GEM_WAIT, 1441e3c81a068c4ae04cd1c6b18c687d5be69b7b8c4Marek Olšák &args, sizeof(args)) != 0; 145ef64da8f013691c66744064769db379e57ef95deMarek Olšák } else*/ { 1463da5196263fb2ae60483044cbd34c94270e2accdBrian Paul struct drm_radeon_gem_busy args; 1473da5196263fb2ae60483044cbd34c94270e2accdBrian Paul memset(&args, 0, sizeof(args)); 1481e3c81a068c4ae04cd1c6b18c687d5be69b7b8c4Marek Olšák args.handle = bo->handle; 1491e3c81a068c4ae04cd1c6b18c687d5be69b7b8c4Marek Olšák return drmCommandWriteRead(bo->rws->fd, DRM_RADEON_GEM_BUSY, 1501e3c81a068c4ae04cd1c6b18c687d5be69b7b8c4Marek Olšák &args, sizeof(args)) != 0; 1511e3c81a068c4ae04cd1c6b18c687d5be69b7b8c4Marek Olšák } 1526ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák} 1536ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák 1546ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšákstatic void radeon_bo_destroy(struct pb_buffer *_buf) 1556ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák{ 1566ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák struct radeon_bo *bo = radeon_bo(_buf); 1573da5196263fb2ae60483044cbd34c94270e2accdBrian Paul struct drm_gem_close args; 1583da5196263fb2ae60483044cbd34c94270e2accdBrian Paul 1593da5196263fb2ae60483044cbd34c94270e2accdBrian Paul memset(&args, 0, sizeof(args)); 160c35572352e3e92683988ee8d151b47f4190d62f9Marek Olšák 161c35572352e3e92683988ee8d151b47f4190d62f9Marek Olšák if (bo->name) { 162c35572352e3e92683988ee8d151b47f4190d62f9Marek Olšák pipe_mutex_lock(bo->mgr->bo_handles_mutex); 163c35572352e3e92683988ee8d151b47f4190d62f9Marek Olšák util_hash_table_remove(bo->mgr->bo_handles, 164c35572352e3e92683988ee8d151b47f4190d62f9Marek Olšák (void*)(uintptr_t)bo->name); 165c35572352e3e92683988ee8d151b47f4190d62f9Marek Olšák pipe_mutex_unlock(bo->mgr->bo_handles_mutex); 166c35572352e3e92683988ee8d151b47f4190d62f9Marek Olšák } 1676ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák 168c35572352e3e92683988ee8d151b47f4190d62f9Marek Olšák if (bo->ptr) 169a3cd2c6c9b3724dbc3aa565dab98968c46bde963Marek Olšák os_munmap(bo->ptr, bo->base.size); 170c35572352e3e92683988ee8d151b47f4190d62f9Marek Olšák 171c35572352e3e92683988ee8d151b47f4190d62f9Marek Olšák /* Close object. */ 172c35572352e3e92683988ee8d151b47f4190d62f9Marek Olšák args.handle = bo->handle; 173c35572352e3e92683988ee8d151b47f4190d62f9Marek Olšák drmIoctl(bo->rws->fd, DRM_IOCTL_GEM_CLOSE, &args); 174c35572352e3e92683988ee8d151b47f4190d62f9Marek Olšák pipe_mutex_destroy(bo->map_mutex); 175c35572352e3e92683988ee8d151b47f4190d62f9Marek Olšák FREE(bo); 1766ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák} 1776ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák 1786ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšákstatic unsigned get_pb_usage_from_transfer_flags(enum pipe_transfer_usage usage) 1796ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák{ 1806ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák unsigned res = 0; 1816ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák 1826caac3ecb8bc32d92c35fdb1f0a67541ffa8af29Marek Olšák if (usage & PIPE_TRANSFER_WRITE) 1836caac3ecb8bc32d92c35fdb1f0a67541ffa8af29Marek Olšák res |= PB_USAGE_CPU_WRITE; 1846caac3ecb8bc32d92c35fdb1f0a67541ffa8af29Marek Olšák 1856ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák if (usage & PIPE_TRANSFER_DONTBLOCK) 1866ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák res |= PB_USAGE_DONTBLOCK; 1876ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák 1886ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák if (usage & PIPE_TRANSFER_UNSYNCHRONIZED) 1896ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák res |= PB_USAGE_UNSYNCHRONIZED; 1906ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák 1916ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák return res; 1926ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák} 1936ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák 1946ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšákstatic void *radeon_bo_map_internal(struct pb_buffer *_buf, 1956ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák unsigned flags, void *flush_ctx) 1966ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák{ 1976ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák struct radeon_bo *bo = radeon_bo(_buf); 1986ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák struct radeon_drm_cs *cs = flush_ctx; 1993da5196263fb2ae60483044cbd34c94270e2accdBrian Paul struct drm_radeon_gem_mmap args; 2008decb0a96de0accfc8361890cbcf9db89f8fe8baMarek Olšák void *ptr; 2016ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák 2023da5196263fb2ae60483044cbd34c94270e2accdBrian Paul memset(&args, 0, sizeof(args)); 2033da5196263fb2ae60483044cbd34c94270e2accdBrian Paul 2046ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák /* If it's not unsynchronized bo_map, flush CS if needed and then wait. */ 20545e1cd522bd26a5aa3d424ea49975b90feef8450Marek Olšák if (!(flags & PB_USAGE_UNSYNCHRONIZED)) { 20645e1cd522bd26a5aa3d424ea49975b90feef8450Marek Olšák /* DONTBLOCK doesn't make sense with UNSYNCHRONIZED. */ 20745e1cd522bd26a5aa3d424ea49975b90feef8450Marek Olšák if (flags & PB_USAGE_DONTBLOCK) { 208ebfcc58b93cc08c534857c2314694e35b29690aeMarek Olšák if (!(flags & PB_USAGE_CPU_WRITE)) { 209ebfcc58b93cc08c534857c2314694e35b29690aeMarek Olšák /* Mapping for read. 210ebfcc58b93cc08c534857c2314694e35b29690aeMarek Olšák * 211ebfcc58b93cc08c534857c2314694e35b29690aeMarek Olšák * Since we are mapping for read, we don't need to wait 212ebfcc58b93cc08c534857c2314694e35b29690aeMarek Olšák * if the GPU is using the buffer for read too 213ebfcc58b93cc08c534857c2314694e35b29690aeMarek Olšák * (neither one is changing it). 214ebfcc58b93cc08c534857c2314694e35b29690aeMarek Olšák * 215ebfcc58b93cc08c534857c2314694e35b29690aeMarek Olšák * Only check whether the buffer is being used for write. */ 216ebfcc58b93cc08c534857c2314694e35b29690aeMarek Olšák if (radeon_bo_is_referenced_by_cs_for_write(cs, bo)) { 217ebfcc58b93cc08c534857c2314694e35b29690aeMarek Olšák cs->flush_cs(cs->flush_data, RADEON_FLUSH_ASYNC); 218ebfcc58b93cc08c534857c2314694e35b29690aeMarek Olšák return NULL; 219ebfcc58b93cc08c534857c2314694e35b29690aeMarek Olšák } 22045e1cd522bd26a5aa3d424ea49975b90feef8450Marek Olšák 221ebfcc58b93cc08c534857c2314694e35b29690aeMarek Olšák if (radeon_bo_is_busy((struct pb_buffer*)bo, 222ebfcc58b93cc08c534857c2314694e35b29690aeMarek Olšák RADEON_USAGE_WRITE)) { 223ebfcc58b93cc08c534857c2314694e35b29690aeMarek Olšák return NULL; 224ebfcc58b93cc08c534857c2314694e35b29690aeMarek Olšák } 225ebfcc58b93cc08c534857c2314694e35b29690aeMarek Olšák } else { 226ebfcc58b93cc08c534857c2314694e35b29690aeMarek Olšák if (radeon_bo_is_referenced_by_cs(cs, bo)) { 227ebfcc58b93cc08c534857c2314694e35b29690aeMarek Olšák cs->flush_cs(cs->flush_data, RADEON_FLUSH_ASYNC); 228ebfcc58b93cc08c534857c2314694e35b29690aeMarek Olšák return NULL; 229ebfcc58b93cc08c534857c2314694e35b29690aeMarek Olšák } 230ebfcc58b93cc08c534857c2314694e35b29690aeMarek Olšák 231ebfcc58b93cc08c534857c2314694e35b29690aeMarek Olšák if (radeon_bo_is_busy((struct pb_buffer*)bo, 232ebfcc58b93cc08c534857c2314694e35b29690aeMarek Olšák RADEON_USAGE_READWRITE)) { 233ebfcc58b93cc08c534857c2314694e35b29690aeMarek Olšák return NULL; 234ebfcc58b93cc08c534857c2314694e35b29690aeMarek Olšák } 23545e1cd522bd26a5aa3d424ea49975b90feef8450Marek Olšák } 23645e1cd522bd26a5aa3d424ea49975b90feef8450Marek Olšák } else { 2376caac3ecb8bc32d92c35fdb1f0a67541ffa8af29Marek Olšák if (!(flags & PB_USAGE_CPU_WRITE)) { 2386caac3ecb8bc32d92c35fdb1f0a67541ffa8af29Marek Olšák /* Mapping for read. 2396caac3ecb8bc32d92c35fdb1f0a67541ffa8af29Marek Olšák * 2406caac3ecb8bc32d92c35fdb1f0a67541ffa8af29Marek Olšák * Since we are mapping for read, we don't need to wait 2416caac3ecb8bc32d92c35fdb1f0a67541ffa8af29Marek Olšák * if the GPU is using the buffer for read too 2426caac3ecb8bc32d92c35fdb1f0a67541ffa8af29Marek Olšák * (neither one is changing it). 2436caac3ecb8bc32d92c35fdb1f0a67541ffa8af29Marek Olšák * 2446caac3ecb8bc32d92c35fdb1f0a67541ffa8af29Marek Olšák * Only check whether the buffer is being used for write. */ 2456caac3ecb8bc32d92c35fdb1f0a67541ffa8af29Marek Olšák if (radeon_bo_is_referenced_by_cs_for_write(cs, bo)) { 2466caac3ecb8bc32d92c35fdb1f0a67541ffa8af29Marek Olšák cs->flush_cs(cs->flush_data, 0); 2471554e69e00566bc7255b82f5ea93b1f02f1a5bb3Marek Olšák } 248ebfcc58b93cc08c534857c2314694e35b29690aeMarek Olšák radeon_bo_wait((struct pb_buffer*)bo, 249ebfcc58b93cc08c534857c2314694e35b29690aeMarek Olšák RADEON_USAGE_WRITE); 2505650a719f0c69c00954e47bd7a7b3e9433cb551dMarek Olšák } else { 2516caac3ecb8bc32d92c35fdb1f0a67541ffa8af29Marek Olšák /* Mapping for write. */ 2526caac3ecb8bc32d92c35fdb1f0a67541ffa8af29Marek Olšák if (radeon_bo_is_referenced_by_cs(cs, bo)) { 2536caac3ecb8bc32d92c35fdb1f0a67541ffa8af29Marek Olšák cs->flush_cs(cs->flush_data, 0); 2546caac3ecb8bc32d92c35fdb1f0a67541ffa8af29Marek Olšák } else { 2556caac3ecb8bc32d92c35fdb1f0a67541ffa8af29Marek Olšák /* Try to avoid busy-waiting in radeon_bo_wait. */ 2566caac3ecb8bc32d92c35fdb1f0a67541ffa8af29Marek Olšák if (p_atomic_read(&bo->num_active_ioctls)) 2576caac3ecb8bc32d92c35fdb1f0a67541ffa8af29Marek Olšák radeon_drm_cs_sync_flush(cs); 2586caac3ecb8bc32d92c35fdb1f0a67541ffa8af29Marek Olšák } 2596caac3ecb8bc32d92c35fdb1f0a67541ffa8af29Marek Olšák 2601e3c81a068c4ae04cd1c6b18c687d5be69b7b8c4Marek Olšák radeon_bo_wait((struct pb_buffer*)bo, RADEON_USAGE_READWRITE); 26145e1cd522bd26a5aa3d424ea49975b90feef8450Marek Olšák } 2626ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák } 2636ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák } 2646ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák 2658decb0a96de0accfc8361890cbcf9db89f8fe8baMarek Olšák /* Return the pointer if it's already mapped. */ 2668decb0a96de0accfc8361890cbcf9db89f8fe8baMarek Olšák if (bo->ptr) 2678decb0a96de0accfc8361890cbcf9db89f8fe8baMarek Olšák return bo->ptr; 2688decb0a96de0accfc8361890cbcf9db89f8fe8baMarek Olšák 2698decb0a96de0accfc8361890cbcf9db89f8fe8baMarek Olšák /* Map the buffer. */ 2708decb0a96de0accfc8361890cbcf9db89f8fe8baMarek Olšák pipe_mutex_lock(bo->map_mutex); 271652bf121f2124ec92b74f6e3e40e6aefcc1c50dcMarek Olšák /* Return the pointer if it's already mapped (in case of a race). */ 272652bf121f2124ec92b74f6e3e40e6aefcc1c50dcMarek Olšák if (bo->ptr) { 273652bf121f2124ec92b74f6e3e40e6aefcc1c50dcMarek Olšák pipe_mutex_unlock(bo->map_mutex); 274652bf121f2124ec92b74f6e3e40e6aefcc1c50dcMarek Olšák return bo->ptr; 275652bf121f2124ec92b74f6e3e40e6aefcc1c50dcMarek Olšák } 2768decb0a96de0accfc8361890cbcf9db89f8fe8baMarek Olšák args.handle = bo->handle; 2778decb0a96de0accfc8361890cbcf9db89f8fe8baMarek Olšák args.offset = 0; 278a3cd2c6c9b3724dbc3aa565dab98968c46bde963Marek Olšák args.size = (uint64_t)bo->base.size; 2798decb0a96de0accfc8361890cbcf9db89f8fe8baMarek Olšák if (drmCommandWriteRead(bo->rws->fd, 2808decb0a96de0accfc8361890cbcf9db89f8fe8baMarek Olšák DRM_RADEON_GEM_MMAP, 2818decb0a96de0accfc8361890cbcf9db89f8fe8baMarek Olšák &args, 2828decb0a96de0accfc8361890cbcf9db89f8fe8baMarek Olšák sizeof(args))) { 2838decb0a96de0accfc8361890cbcf9db89f8fe8baMarek Olšák pipe_mutex_unlock(bo->map_mutex); 2848decb0a96de0accfc8361890cbcf9db89f8fe8baMarek Olšák fprintf(stderr, "radeon: gem_mmap failed: %p 0x%08X\n", 2858decb0a96de0accfc8361890cbcf9db89f8fe8baMarek Olšák bo, bo->handle); 2868decb0a96de0accfc8361890cbcf9db89f8fe8baMarek Olšák return NULL; 2878decb0a96de0accfc8361890cbcf9db89f8fe8baMarek Olšák } 2888decb0a96de0accfc8361890cbcf9db89f8fe8baMarek Olšák 28970b1837dfb1b282ad9efcaeec4f9c8da5f9a74d8Chia-I Wu ptr = os_mmap(0, args.size, PROT_READ|PROT_WRITE, MAP_SHARED, 2908decb0a96de0accfc8361890cbcf9db89f8fe8baMarek Olšák bo->rws->fd, args.addr_ptr); 2918decb0a96de0accfc8361890cbcf9db89f8fe8baMarek Olšák if (ptr == MAP_FAILED) { 2928decb0a96de0accfc8361890cbcf9db89f8fe8baMarek Olšák pipe_mutex_unlock(bo->map_mutex); 2938decb0a96de0accfc8361890cbcf9db89f8fe8baMarek Olšák fprintf(stderr, "radeon: mmap failed, errno: %i\n", errno); 2948decb0a96de0accfc8361890cbcf9db89f8fe8baMarek Olšák return NULL; 2956ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák } 2968decb0a96de0accfc8361890cbcf9db89f8fe8baMarek Olšák bo->ptr = ptr; 2978decb0a96de0accfc8361890cbcf9db89f8fe8baMarek Olšák pipe_mutex_unlock(bo->map_mutex); 2986ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák 2996ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák return bo->ptr; 3006ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák} 3016ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák 3026ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšákstatic void radeon_bo_unmap_internal(struct pb_buffer *_buf) 3036ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák{ 3046ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák /* NOP */ 3056ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák} 3066ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák 3076ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšákstatic void radeon_bo_get_base_buffer(struct pb_buffer *buf, 3086ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák struct pb_buffer **base_buf, 3096ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák unsigned *offset) 3106ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák{ 3116ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák *base_buf = buf; 3126ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák *offset = 0; 3136ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák} 3146ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák 3156ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšákstatic enum pipe_error radeon_bo_validate(struct pb_buffer *_buf, 3166ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák struct pb_validate *vl, 3176ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák unsigned flags) 3186ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák{ 3196ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák /* Always pinned */ 3206ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák return PIPE_OK; 3216ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák} 3226ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák 3236ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšákstatic void radeon_bo_fence(struct pb_buffer *buf, 3246ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák struct pipe_fence_handle *fence) 3256ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák{ 3266ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák} 3276ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák 3286ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšákconst struct pb_vtbl radeon_bo_vtbl = { 3296ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák radeon_bo_destroy, 3306ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák radeon_bo_map_internal, 3316ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák radeon_bo_unmap_internal, 3326ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák radeon_bo_validate, 3336ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák radeon_bo_fence, 3346ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák radeon_bo_get_base_buffer, 3356ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák}; 3366ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák 3376ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšákstatic struct pb_buffer *radeon_bomgr_create_bo(struct pb_manager *_mgr, 3386ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák pb_size size, 3396ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák const struct pb_desc *desc) 3406ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák{ 3416ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák struct radeon_bomgr *mgr = radeon_bomgr(_mgr); 3426ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák struct radeon_drm_winsys *rws = mgr->rws; 3436ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák struct radeon_bo *bo; 3443da5196263fb2ae60483044cbd34c94270e2accdBrian Paul struct drm_radeon_gem_create args; 345bfa51dfeac67a7e3383614374c86bdfb5751997aMarek Olšák struct radeon_bo_desc *rdesc = (struct radeon_bo_desc*)desc; 3466ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák 3473da5196263fb2ae60483044cbd34c94270e2accdBrian Paul memset(&args, 0, sizeof(args)); 3483da5196263fb2ae60483044cbd34c94270e2accdBrian Paul 349363ff844753c46ac9c13866627e096b091ea81f8Marek Olšák assert(rdesc->initial_domains && rdesc->reloc_domains); 350363ff844753c46ac9c13866627e096b091ea81f8Marek Olšák assert((rdesc->initial_domains & 351363ff844753c46ac9c13866627e096b091ea81f8Marek Olšák ~(RADEON_GEM_DOMAIN_GTT | RADEON_GEM_DOMAIN_VRAM)) == 0); 352363ff844753c46ac9c13866627e096b091ea81f8Marek Olšák assert((rdesc->reloc_domains & 353363ff844753c46ac9c13866627e096b091ea81f8Marek Olšák ~(RADEON_GEM_DOMAIN_GTT | RADEON_GEM_DOMAIN_VRAM)) == 0); 354363ff844753c46ac9c13866627e096b091ea81f8Marek Olšák 3556ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák args.size = size; 3566ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák args.alignment = desc->alignment; 357bfa51dfeac67a7e3383614374c86bdfb5751997aMarek Olšák args.initial_domain = rdesc->initial_domains; 3586ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák 3596ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák if (drmCommandWriteRead(rws->fd, DRM_RADEON_GEM_CREATE, 3606ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák &args, sizeof(args))) { 3619d5de0fcb6ced7a4da85a09ad25dcbc2b21bfdf9Marek Olšák fprintf(stderr, "radeon: Failed to allocate a buffer:\n"); 3629d5de0fcb6ced7a4da85a09ad25dcbc2b21bfdf9Marek Olšák fprintf(stderr, "radeon: size : %d bytes\n", size); 3639d5de0fcb6ced7a4da85a09ad25dcbc2b21bfdf9Marek Olšák fprintf(stderr, "radeon: alignment : %d bytes\n", desc->alignment); 3649d5de0fcb6ced7a4da85a09ad25dcbc2b21bfdf9Marek Olšák fprintf(stderr, "radeon: domains : %d\n", args.initial_domain); 3656ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák return NULL; 3666ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák } 3676ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák 3686ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák bo = CALLOC_STRUCT(radeon_bo); 3696ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák if (!bo) 3706ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák return NULL; 3716ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák 3724682e706012fe26627a2f827db01b5068cc62814Marek Olšák pipe_reference_init(&bo->base.reference, 1); 3734682e706012fe26627a2f827db01b5068cc62814Marek Olšák bo->base.alignment = desc->alignment; 3744682e706012fe26627a2f827db01b5068cc62814Marek Olšák bo->base.usage = desc->usage; 3754682e706012fe26627a2f827db01b5068cc62814Marek Olšák bo->base.size = size; 3766ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák bo->base.vtbl = &radeon_bo_vtbl; 3776ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák bo->mgr = mgr; 378df54b53b7d12a3bca5867b6649cb308feb36f0daMarek Olšák bo->rws = mgr->rws; 3796ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák bo->handle = args.handle; 380363ff844753c46ac9c13866627e096b091ea81f8Marek Olšák bo->reloc_domains = rdesc->reloc_domains; 3818decb0a96de0accfc8361890cbcf9db89f8fe8baMarek Olšák pipe_mutex_init(bo->map_mutex); 3826ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák 3836ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák return &bo->base; 3846ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák} 3856ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák 3866ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšákstatic void radeon_bomgr_flush(struct pb_manager *mgr) 3876ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák{ 3886ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák /* NOP */ 3896ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák} 3906ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák 391a87730ff3f83253465fbe9a1e9e9b1ea92cb79b9Marek Olšák/* This is for the cache bufmgr. */ 392a87730ff3f83253465fbe9a1e9e9b1ea92cb79b9Marek Olšákstatic boolean radeon_bomgr_is_buffer_busy(struct pb_manager *_mgr, 393a87730ff3f83253465fbe9a1e9e9b1ea92cb79b9Marek Olšák struct pb_buffer *_buf) 394a87730ff3f83253465fbe9a1e9e9b1ea92cb79b9Marek Olšák{ 395a87730ff3f83253465fbe9a1e9e9b1ea92cb79b9Marek Olšák struct radeon_bo *bo = radeon_bo(_buf); 396a87730ff3f83253465fbe9a1e9e9b1ea92cb79b9Marek Olšák 397a87730ff3f83253465fbe9a1e9e9b1ea92cb79b9Marek Olšák if (radeon_bo_is_referenced_by_any_cs(bo)) { 398333d3daf472485b247101932d95ccb798cb55f7bMarek Olšák return TRUE; 399a87730ff3f83253465fbe9a1e9e9b1ea92cb79b9Marek Olšák } 400a87730ff3f83253465fbe9a1e9e9b1ea92cb79b9Marek Olšák 4011e3c81a068c4ae04cd1c6b18c687d5be69b7b8c4Marek Olšák if (radeon_bo_is_busy((struct pb_buffer*)bo, RADEON_USAGE_READWRITE)) { 402333d3daf472485b247101932d95ccb798cb55f7bMarek Olšák return TRUE; 403a87730ff3f83253465fbe9a1e9e9b1ea92cb79b9Marek Olšák } 404a87730ff3f83253465fbe9a1e9e9b1ea92cb79b9Marek Olšák 405333d3daf472485b247101932d95ccb798cb55f7bMarek Olšák return FALSE; 406a87730ff3f83253465fbe9a1e9e9b1ea92cb79b9Marek Olšák} 407a87730ff3f83253465fbe9a1e9e9b1ea92cb79b9Marek Olšák 4086ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšákstatic void radeon_bomgr_destroy(struct pb_manager *_mgr) 4096ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák{ 4106ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák struct radeon_bomgr *mgr = radeon_bomgr(_mgr); 4116ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák util_hash_table_destroy(mgr->bo_handles); 4126ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák pipe_mutex_destroy(mgr->bo_handles_mutex); 4136ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák FREE(mgr); 4146ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák} 4156ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák 4168ab1fcc66a58ca87fb19fea2b0e14e62562decccMarek Olšák#define PTR_TO_UINT(x) ((unsigned)((intptr_t)(x))) 417685c3262b945a7f0e9f1f3a9409a12fdda08c828Marek Olšák 4186ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšákstatic unsigned handle_hash(void *key) 4196ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák{ 420685c3262b945a7f0e9f1f3a9409a12fdda08c828Marek Olšák return PTR_TO_UINT(key); 4216ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák} 4226ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák 4236ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšákstatic int handle_compare(void *key1, void *key2) 4246ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák{ 4258ab1fcc66a58ca87fb19fea2b0e14e62562decccMarek Olšák return PTR_TO_UINT(key1) != PTR_TO_UINT(key2); 4266ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák} 4276ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák 4286ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšákstruct pb_manager *radeon_bomgr_create(struct radeon_drm_winsys *rws) 4296ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák{ 4306ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák struct radeon_bomgr *mgr; 4316ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák 4326ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák mgr = CALLOC_STRUCT(radeon_bomgr); 4336ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák if (!mgr) 4346ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák return NULL; 4356ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák 4366ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák mgr->base.destroy = radeon_bomgr_destroy; 4376ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák mgr->base.create_buffer = radeon_bomgr_create_bo; 4386ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák mgr->base.flush = radeon_bomgr_flush; 439a87730ff3f83253465fbe9a1e9e9b1ea92cb79b9Marek Olšák mgr->base.is_buffer_busy = radeon_bomgr_is_buffer_busy; 4406ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák 4416ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák mgr->rws = rws; 4426ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák mgr->bo_handles = util_hash_table_create(handle_hash, handle_compare); 4436ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák pipe_mutex_init(mgr->bo_handles_mutex); 4446ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák return &mgr->base; 4456ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák} 4466ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák 447d35aeff4bb0b03450b2c3c08bd7f84db5bf43283Marek Olšákstatic void *radeon_bo_map(struct pb_buffer *buf, 448d35aeff4bb0b03450b2c3c08bd7f84db5bf43283Marek Olšák struct radeon_winsys_cs *cs, 4496ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák enum pipe_transfer_usage usage) 4506ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák{ 4512664980760c5cf2e7dde4065f9cc8e8b865627c3Marek Olšák return pb_map(buf, get_pb_usage_from_transfer_flags(usage), cs); 4526ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák} 4536ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák 454d35aeff4bb0b03450b2c3c08bd7f84db5bf43283Marek Olšákstatic void radeon_bo_get_tiling(struct pb_buffer *_buf, 455d35aeff4bb0b03450b2c3c08bd7f84db5bf43283Marek Olšák enum radeon_bo_layout *microtiled, 456d35aeff4bb0b03450b2c3c08bd7f84db5bf43283Marek Olšák enum radeon_bo_layout *macrotiled) 4576ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák{ 4582664980760c5cf2e7dde4065f9cc8e8b865627c3Marek Olšák struct radeon_bo *bo = get_radeon_bo(_buf); 4593da5196263fb2ae60483044cbd34c94270e2accdBrian Paul struct drm_radeon_gem_set_tiling args; 4603da5196263fb2ae60483044cbd34c94270e2accdBrian Paul 4613da5196263fb2ae60483044cbd34c94270e2accdBrian Paul memset(&args, 0, sizeof(args)); 4626ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák 4636ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák args.handle = bo->handle; 4646ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák 465df54b53b7d12a3bca5867b6649cb308feb36f0daMarek Olšák drmCommandWriteRead(bo->rws->fd, 4666ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák DRM_RADEON_GEM_GET_TILING, 4676ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák &args, 4686ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák sizeof(args)); 4696ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák 470d35aeff4bb0b03450b2c3c08bd7f84db5bf43283Marek Olšák *microtiled = RADEON_LAYOUT_LINEAR; 471d35aeff4bb0b03450b2c3c08bd7f84db5bf43283Marek Olšák *macrotiled = RADEON_LAYOUT_LINEAR; 4726ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák if (args.tiling_flags & RADEON_BO_FLAGS_MICRO_TILE) 473d35aeff4bb0b03450b2c3c08bd7f84db5bf43283Marek Olšák *microtiled = RADEON_LAYOUT_TILED; 4746ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák 4756ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák if (args.tiling_flags & RADEON_BO_FLAGS_MACRO_TILE) 476d35aeff4bb0b03450b2c3c08bd7f84db5bf43283Marek Olšák *macrotiled = RADEON_LAYOUT_TILED; 4776ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák} 4786ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák 479d35aeff4bb0b03450b2c3c08bd7f84db5bf43283Marek Olšákstatic void radeon_bo_set_tiling(struct pb_buffer *_buf, 480d35aeff4bb0b03450b2c3c08bd7f84db5bf43283Marek Olšák struct radeon_winsys_cs *rcs, 481d35aeff4bb0b03450b2c3c08bd7f84db5bf43283Marek Olšák enum radeon_bo_layout microtiled, 482d35aeff4bb0b03450b2c3c08bd7f84db5bf43283Marek Olšák enum radeon_bo_layout macrotiled, 4836ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák uint32_t pitch) 4846ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák{ 4852664980760c5cf2e7dde4065f9cc8e8b865627c3Marek Olšák struct radeon_bo *bo = get_radeon_bo(_buf); 486fa3f1348e49feeac511dbe5b22bbddc47f56ba81Marek Olšák struct radeon_drm_cs *cs = radeon_drm_cs(rcs); 4873da5196263fb2ae60483044cbd34c94270e2accdBrian Paul struct drm_radeon_gem_set_tiling args; 4883da5196263fb2ae60483044cbd34c94270e2accdBrian Paul 4893da5196263fb2ae60483044cbd34c94270e2accdBrian Paul memset(&args, 0, sizeof(args)); 4906ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák 491fa3f1348e49feeac511dbe5b22bbddc47f56ba81Marek Olšák /* Tiling determines how DRM treats the buffer data. 492fa3f1348e49feeac511dbe5b22bbddc47f56ba81Marek Olšák * We must flush CS when changing it if the buffer is referenced. */ 493fa3f1348e49feeac511dbe5b22bbddc47f56ba81Marek Olšák if (cs && radeon_bo_is_referenced_by_cs(cs, bo)) { 4945650a719f0c69c00954e47bd7a7b3e9433cb551dMarek Olšák cs->flush_cs(cs->flush_data, 0); 495fa3f1348e49feeac511dbe5b22bbddc47f56ba81Marek Olšák } 496fa3f1348e49feeac511dbe5b22bbddc47f56ba81Marek Olšák 497fa3f1348e49feeac511dbe5b22bbddc47f56ba81Marek Olšák while (p_atomic_read(&bo->num_active_ioctls)) { 498fa3f1348e49feeac511dbe5b22bbddc47f56ba81Marek Olšák sched_yield(); 499fa3f1348e49feeac511dbe5b22bbddc47f56ba81Marek Olšák } 500fa3f1348e49feeac511dbe5b22bbddc47f56ba81Marek Olšák 501d35aeff4bb0b03450b2c3c08bd7f84db5bf43283Marek Olšák if (microtiled == RADEON_LAYOUT_TILED) 5026ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák args.tiling_flags |= RADEON_BO_FLAGS_MICRO_TILE; 503d35aeff4bb0b03450b2c3c08bd7f84db5bf43283Marek Olšák else if (microtiled == RADEON_LAYOUT_SQUARETILED) 5046ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák args.tiling_flags |= RADEON_BO_FLAGS_MICRO_TILE_SQUARE; 5056ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák 506d35aeff4bb0b03450b2c3c08bd7f84db5bf43283Marek Olšák if (macrotiled == RADEON_LAYOUT_TILED) 5076ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák args.tiling_flags |= RADEON_BO_FLAGS_MACRO_TILE; 5086ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák 5096ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák args.handle = bo->handle; 5106ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák args.pitch = pitch; 5116ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák 512df54b53b7d12a3bca5867b6649cb308feb36f0daMarek Olšák drmCommandWriteRead(bo->rws->fd, 5136ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák DRM_RADEON_GEM_SET_TILING, 5146ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák &args, 5156ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák sizeof(args)); 5166ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák} 5176ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák 518d35aeff4bb0b03450b2c3c08bd7f84db5bf43283Marek Olšákstatic struct radeon_winsys_cs_handle *radeon_drm_get_cs_handle( 519d35aeff4bb0b03450b2c3c08bd7f84db5bf43283Marek Olšák struct pb_buffer *_buf) 5206ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák{ 5216ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák /* return radeon_bo. */ 5222664980760c5cf2e7dde4065f9cc8e8b865627c3Marek Olšák return (struct radeon_winsys_cs_handle*)get_radeon_bo(_buf); 5236ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák} 5246ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák 525d35aeff4bb0b03450b2c3c08bd7f84db5bf43283Marek Olšákstatic struct pb_buffer * 526d35aeff4bb0b03450b2c3c08bd7f84db5bf43283Marek Olšákradeon_winsys_bo_create(struct radeon_winsys *rws, 5276ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák unsigned size, 5286ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák unsigned alignment, 529363ff844753c46ac9c13866627e096b091ea81f8Marek Olšák unsigned bind, unsigned usage) 5306ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák{ 5316ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák struct radeon_drm_winsys *ws = radeon_drm_winsys(rws); 532bfa51dfeac67a7e3383614374c86bdfb5751997aMarek Olšák struct radeon_bo_desc desc; 5336ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák struct pb_manager *provider; 5346ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák struct pb_buffer *buffer; 5356ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák 5366ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák memset(&desc, 0, sizeof(desc)); 537bfa51dfeac67a7e3383614374c86bdfb5751997aMarek Olšák desc.base.alignment = alignment; 538363ff844753c46ac9c13866627e096b091ea81f8Marek Olšák 539363ff844753c46ac9c13866627e096b091ea81f8Marek Olšák /* Determine the memory domains. */ 540363ff844753c46ac9c13866627e096b091ea81f8Marek Olšák switch (usage) { 541363ff844753c46ac9c13866627e096b091ea81f8Marek Olšák case PIPE_USAGE_STAGING: 542363ff844753c46ac9c13866627e096b091ea81f8Marek Olšák case PIPE_USAGE_STREAM: 543363ff844753c46ac9c13866627e096b091ea81f8Marek Olšák case PIPE_USAGE_DYNAMIC: 544363ff844753c46ac9c13866627e096b091ea81f8Marek Olšák desc.initial_domains = RADEON_GEM_DOMAIN_GTT; 545363ff844753c46ac9c13866627e096b091ea81f8Marek Olšák desc.reloc_domains = RADEON_GEM_DOMAIN_GTT; 546363ff844753c46ac9c13866627e096b091ea81f8Marek Olšák break; 5472717b8f034db16cf551e167aa5ce3a9be3bf730bMathias Fröhlich case PIPE_USAGE_IMMUTABLE: 5482717b8f034db16cf551e167aa5ce3a9be3bf730bMathias Fröhlich case PIPE_USAGE_STATIC: 5492717b8f034db16cf551e167aa5ce3a9be3bf730bMathias Fröhlich desc.initial_domains = RADEON_GEM_DOMAIN_VRAM; 5502717b8f034db16cf551e167aa5ce3a9be3bf730bMathias Fröhlich desc.reloc_domains = RADEON_GEM_DOMAIN_VRAM; 5512717b8f034db16cf551e167aa5ce3a9be3bf730bMathias Fröhlich break; 552363ff844753c46ac9c13866627e096b091ea81f8Marek Olšák default: 553363ff844753c46ac9c13866627e096b091ea81f8Marek Olšák if (bind & (PIPE_BIND_VERTEX_BUFFER | PIPE_BIND_INDEX_BUFFER | 554363ff844753c46ac9c13866627e096b091ea81f8Marek Olšák PIPE_BIND_CONSTANT_BUFFER)) { 555363ff844753c46ac9c13866627e096b091ea81f8Marek Olšák desc.initial_domains = RADEON_GEM_DOMAIN_GTT; 556363ff844753c46ac9c13866627e096b091ea81f8Marek Olšák } else { 557363ff844753c46ac9c13866627e096b091ea81f8Marek Olšák desc.initial_domains = RADEON_GEM_DOMAIN_VRAM; 558363ff844753c46ac9c13866627e096b091ea81f8Marek Olšák } 559363ff844753c46ac9c13866627e096b091ea81f8Marek Olšák desc.reloc_domains = RADEON_GEM_DOMAIN_GTT | RADEON_GEM_DOMAIN_VRAM; 560363ff844753c46ac9c13866627e096b091ea81f8Marek Olšák } 561363ff844753c46ac9c13866627e096b091ea81f8Marek Olšák 562363ff844753c46ac9c13866627e096b091ea81f8Marek Olšák /* Additional criteria for the cache manager. */ 563363ff844753c46ac9c13866627e096b091ea81f8Marek Olšák desc.base.usage = desc.initial_domains; 5646ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák 5656ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák /* Assign a buffer manager. */ 566533e2289235c61eff9a14bb24da7c8a1ff0b0afaMarek Olšák if (bind & (PIPE_BIND_VERTEX_BUFFER | PIPE_BIND_INDEX_BUFFER | 56734f4bd81906d8385eb3e9af721d50e985cb9d7d4Marek Olšák PIPE_BIND_CONSTANT_BUFFER | PIPE_BIND_CUSTOM)) 5686ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák provider = ws->cman; 5696ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák else 5706ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák provider = ws->kman; 5716ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák 572bfa51dfeac67a7e3383614374c86bdfb5751997aMarek Olšák buffer = provider->create_buffer(provider, size, &desc.base); 5736ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák if (!buffer) 5746ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák return NULL; 5756ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák 576d35aeff4bb0b03450b2c3c08bd7f84db5bf43283Marek Olšák return (struct pb_buffer*)buffer; 5776ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák} 5786ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák 579d35aeff4bb0b03450b2c3c08bd7f84db5bf43283Marek Olšákstatic struct pb_buffer *radeon_winsys_bo_from_handle(struct radeon_winsys *rws, 580af8eb5c851a9d566059ae9e37745614cd96b9a13Marek Olšák struct winsys_handle *whandle, 581af8eb5c851a9d566059ae9e37745614cd96b9a13Marek Olšák unsigned *stride) 5826ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák{ 5836ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák struct radeon_drm_winsys *ws = radeon_drm_winsys(rws); 5846ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák struct radeon_bo *bo; 5856ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák struct radeon_bomgr *mgr = radeon_bomgr(ws->kman); 5866ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák struct drm_gem_open open_arg = {}; 5876ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák 5883da5196263fb2ae60483044cbd34c94270e2accdBrian Paul memset(&open_arg, 0, sizeof(open_arg)); 5893da5196263fb2ae60483044cbd34c94270e2accdBrian Paul 5906ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák /* We must maintain a list of pairs <handle, bo>, so that we always return 5916ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák * the same BO for one particular handle. If we didn't do that and created 5926ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák * more than one BO for the same handle and then relocated them in a CS, 5936ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák * we would hit a deadlock in the kernel. 5946ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák * 5956ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák * The list of pairs is guarded by a mutex, of course. */ 5966ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák pipe_mutex_lock(mgr->bo_handles_mutex); 5976ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák 5986ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák /* First check if there already is an existing bo for the handle. */ 5996ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák bo = util_hash_table_get(mgr->bo_handles, (void*)(uintptr_t)whandle->handle); 6006ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák if (bo) { 6016ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák /* Increase the refcount. */ 6026ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák struct pb_buffer *b = NULL; 6036ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák pb_reference(&b, &bo->base); 6046ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák goto done; 6056ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák } 6066ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák 6076ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák /* There isn't, create a new one. */ 6086ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák bo = CALLOC_STRUCT(radeon_bo); 6096ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák if (!bo) { 6106ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák goto fail; 6116ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák } 6126ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák 6136ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák /* Open the BO. */ 6146ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák open_arg.name = whandle->handle; 6156ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák if (drmIoctl(ws->fd, DRM_IOCTL_GEM_OPEN, &open_arg)) { 616032b162ce88ef6ec8ad981fff709eb177d794589Marek Olšák FREE(bo); 6176ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák goto fail; 6186ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák } 6196ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák bo->handle = open_arg.handle; 6206ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák bo->name = whandle->handle; 621363ff844753c46ac9c13866627e096b091ea81f8Marek Olšák bo->reloc_domains = RADEON_GEM_DOMAIN_GTT | RADEON_GEM_DOMAIN_VRAM; 6226ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák 6236ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák /* Initialize it. */ 6244682e706012fe26627a2f827db01b5068cc62814Marek Olšák pipe_reference_init(&bo->base.reference, 1); 6254682e706012fe26627a2f827db01b5068cc62814Marek Olšák bo->base.alignment = 0; 6264682e706012fe26627a2f827db01b5068cc62814Marek Olšák bo->base.usage = PB_USAGE_GPU_WRITE | PB_USAGE_GPU_READ; 627a3cd2c6c9b3724dbc3aa565dab98968c46bde963Marek Olšák bo->base.size = open_arg.size; 6286ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák bo->base.vtbl = &radeon_bo_vtbl; 6296ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák bo->mgr = mgr; 630df54b53b7d12a3bca5867b6649cb308feb36f0daMarek Olšák bo->rws = mgr->rws; 6318decb0a96de0accfc8361890cbcf9db89f8fe8baMarek Olšák pipe_mutex_init(bo->map_mutex); 6326ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák 6336ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák util_hash_table_set(mgr->bo_handles, (void*)(uintptr_t)whandle->handle, bo); 6346ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák 6356ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšákdone: 6366ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák pipe_mutex_unlock(mgr->bo_handles_mutex); 6376ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák 6386ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák if (stride) 6396ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák *stride = whandle->stride; 6406ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák 641d35aeff4bb0b03450b2c3c08bd7f84db5bf43283Marek Olšák return (struct pb_buffer*)bo; 6426ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák 6436ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšákfail: 6446ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák pipe_mutex_unlock(mgr->bo_handles_mutex); 6456ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák return NULL; 6466ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák} 6476ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák 648d35aeff4bb0b03450b2c3c08bd7f84db5bf43283Marek Olšákstatic boolean radeon_winsys_bo_get_handle(struct pb_buffer *buffer, 6496ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák unsigned stride, 6506ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák struct winsys_handle *whandle) 6516ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák{ 6523da5196263fb2ae60483044cbd34c94270e2accdBrian Paul struct drm_gem_flink flink; 6532664980760c5cf2e7dde4065f9cc8e8b865627c3Marek Olšák struct radeon_bo *bo = get_radeon_bo(buffer); 6546ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák 6553da5196263fb2ae60483044cbd34c94270e2accdBrian Paul memset(&flink, 0, sizeof(flink)); 6563da5196263fb2ae60483044cbd34c94270e2accdBrian Paul 6576ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák if (whandle->type == DRM_API_HANDLE_TYPE_SHARED) { 6586ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák if (!bo->flinked) { 6596ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák flink.handle = bo->handle; 6606ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák 661df54b53b7d12a3bca5867b6649cb308feb36f0daMarek Olšák if (ioctl(bo->rws->fd, DRM_IOCTL_GEM_FLINK, &flink)) { 6626ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák return FALSE; 6636ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák } 6646ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák 6656ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák bo->flinked = TRUE; 6666ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák bo->flink = flink.name; 6676ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák } 6686ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák whandle->handle = bo->flink; 6696ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák } else if (whandle->type == DRM_API_HANDLE_TYPE_KMS) { 6706ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák whandle->handle = bo->handle; 6716ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák } 672df54b53b7d12a3bca5867b6649cb308feb36f0daMarek Olšák 673df54b53b7d12a3bca5867b6649cb308feb36f0daMarek Olšák whandle->stride = stride; 6746ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák return TRUE; 6756ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák} 6766ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák 6776ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšákvoid radeon_bomgr_init_functions(struct radeon_drm_winsys *ws) 6786ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák{ 6796ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák ws->base.buffer_get_cs_handle = radeon_drm_get_cs_handle; 6806ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák ws->base.buffer_set_tiling = radeon_bo_set_tiling; 6816ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák ws->base.buffer_get_tiling = radeon_bo_get_tiling; 6826ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák ws->base.buffer_map = radeon_bo_map; 6836ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák ws->base.buffer_unmap = pb_unmap; 6846ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák ws->base.buffer_wait = radeon_bo_wait; 6856ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák ws->base.buffer_is_busy = radeon_bo_is_busy; 6866ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák ws->base.buffer_create = radeon_winsys_bo_create; 6876ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák ws->base.buffer_from_handle = radeon_winsys_bo_from_handle; 6886ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák ws->base.buffer_get_handle = radeon_winsys_bo_get_handle; 6896ccab620a0e7364ab6c0d902b3ddf58ee988f7faMarek Olšák} 690