From 9b3bce6bed36a37293cd67ed4e9a05dd6e1c9d80 Mon Sep 17 00:00:00 2001 From: Keith Whitwell Date: Fri, 12 Dec 2008 12:05:30 +0000 Subject: [PATCH] Revert "pipebuffer: Ondemand buffer manager." This reverts commit 17849eafaacfbb2124d86f561a91b707317d3b31. --- src/gallium/auxiliary/pipebuffer/Makefile | 1 - src/gallium/auxiliary/pipebuffer/SConscript | 1 - src/gallium/auxiliary/pipebuffer/pb_bufmgr.h | 14 - .../auxiliary/pipebuffer/pb_bufmgr_ondemand.c | 303 ------------------ 4 files changed, 319 deletions(-) delete mode 100644 src/gallium/auxiliary/pipebuffer/pb_bufmgr_ondemand.c diff --git a/src/gallium/auxiliary/pipebuffer/Makefile b/src/gallium/auxiliary/pipebuffer/Makefile index 4bcf08f8a53..f9b39d9ce0a 100644 --- a/src/gallium/auxiliary/pipebuffer/Makefile +++ b/src/gallium/auxiliary/pipebuffer/Makefile @@ -11,7 +11,6 @@ C_SOURCES = \ pb_bufmgr_debug.c \ pb_bufmgr_fenced.c \ pb_bufmgr_mm.c \ - pb_bufmgr_ondemand.c \ pb_bufmgr_pool.c \ pb_bufmgr_slab.c \ pb_validate.c \ diff --git a/src/gallium/auxiliary/pipebuffer/SConscript b/src/gallium/auxiliary/pipebuffer/SConscript index 4acf7218083..56a40dda0d4 100644 --- a/src/gallium/auxiliary/pipebuffer/SConscript +++ b/src/gallium/auxiliary/pipebuffer/SConscript @@ -10,7 +10,6 @@ pipebuffer = env.ConvenienceLibrary( 'pb_bufmgr_debug.c', 'pb_bufmgr_fenced.c', 'pb_bufmgr_mm.c', - 'pb_bufmgr_ondemand.c', 'pb_bufmgr_pool.c', 'pb_bufmgr_slab.c', 'pb_validate.c', diff --git a/src/gallium/auxiliary/pipebuffer/pb_bufmgr.h b/src/gallium/auxiliary/pipebuffer/pb_bufmgr.h index 0a8264a9243..8fe2704708f 100644 --- a/src/gallium/auxiliary/pipebuffer/pb_bufmgr.h +++ b/src/gallium/auxiliary/pipebuffer/pb_bufmgr.h @@ -182,20 +182,6 @@ pb_alt_manager_create(struct pb_manager *provider1, struct pb_manager *provider2); -/** - * Ondemand buffer manager. - * - * Buffers are created in malloc'ed memory (fast and cached), and the constents - * is transfered to a buffer from the provider (typically in slow uncached - * memory) when there is an attempt to validate the buffer. - * - * Ideal for situations where one does not know before hand whether a given - * buffer will effectively be used by the hardware or not. - */ -struct pb_manager * -pb_ondemand_manager_create(struct pb_manager *provider); - - /** * Debug buffer manager to detect buffer under- and overflows. * diff --git a/src/gallium/auxiliary/pipebuffer/pb_bufmgr_ondemand.c b/src/gallium/auxiliary/pipebuffer/pb_bufmgr_ondemand.c deleted file mode 100644 index ba02a84e62d..00000000000 --- a/src/gallium/auxiliary/pipebuffer/pb_bufmgr_ondemand.c +++ /dev/null @@ -1,303 +0,0 @@ -/************************************************************************** - * - * Copyright 2008 Tungsten Graphics, Inc., Cedar Park, Texas. - * All Rights Reserved. - * - * Permission is hereby granted, free of charge, to any person obtaining a - * copy of this software and associated documentation files (the - * "Software"), to deal in the Software without restriction, including - * without limitation the rights to use, copy, modify, merge, publish, - * distribute, sub license, and/or sell copies of the Software, and to - * permit persons to whom the Software is furnished to do so, subject to - * the following conditions: - * - * The above copyright notice and this permission notice (including the - * next paragraph) shall be included in all copies or substantial portions - * of the Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS - * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF - * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. - * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR - * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, - * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE - * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. - * - **************************************************************************/ - -/** - * @file - * A variation of malloc buffers which get transferred to real graphics memory - * when there is an attempt to validate them. - * - * @author Jose Fonseca - */ - - -#include "pipe/p_debug.h" -#include "util/u_memory.h" -#include "pb_buffer.h" -#include "pb_bufmgr.h" - - -struct pb_ondemand_manager; - - -struct pb_ondemand_buffer -{ - struct pb_buffer base; - - struct pb_ondemand_manager *mgr; - - /** Regular malloc'ed memory */ - void *data; - unsigned mapcount; - - /** Real buffer */ - struct pb_buffer *buffer; - size_t size; - struct pb_desc desc; -}; - - -struct pb_ondemand_manager -{ - struct pb_manager base; - - struct pb_manager *provider; -}; - - -extern const struct pb_vtbl pb_ondemand_buffer_vtbl; - -static INLINE struct pb_ondemand_buffer * -pb_ondemand_buffer(struct pb_buffer *buf) -{ - assert(buf); - assert(buf->vtbl == &pb_ondemand_buffer_vtbl); - return (struct pb_ondemand_buffer *)buf; -} - -static INLINE struct pb_ondemand_manager * -pb_ondemand_manager(struct pb_manager *mgr) -{ - assert(mgr); - return (struct pb_ondemand_manager *)mgr; -} - - -static void -pb_ondemand_buffer_destroy(struct pb_buffer *_buf) -{ - struct pb_ondemand_buffer *buf = pb_ondemand_buffer(_buf); - - pb_reference(&buf->buffer, NULL); - - align_free(buf->data); - - FREE(buf); -} - - -static void * -pb_ondemand_buffer_map(struct pb_buffer *_buf, - unsigned flags) -{ - struct pb_ondemand_buffer *buf = pb_ondemand_buffer(_buf); - - if(buf->buffer) { - assert(!buf->data); - return pb_map(buf->buffer, flags); - } - else { - assert(buf->data); - ++buf->mapcount; - return buf->data; - } -} - - -static void -pb_ondemand_buffer_unmap(struct pb_buffer *_buf) -{ - struct pb_ondemand_buffer *buf = pb_ondemand_buffer(_buf); - - if(buf->buffer) { - assert(!buf->data); - pb_unmap(buf->buffer); - } - else { - assert(buf->data); - assert(buf->mapcount); - if(buf->mapcount) - --buf->mapcount; - } -} - - -static enum pipe_error -pb_ondemand_buffer_instantiate(struct pb_ondemand_buffer *buf) -{ - if(!buf->buffer) { - struct pb_manager *provider = buf->mgr->provider; - uint8_t *map; - - assert(!buf->mapcount); - - buf->buffer = provider->create_buffer(provider, buf->size, &buf->desc); - if(!buf->buffer) - return PIPE_ERROR_OUT_OF_MEMORY; - - map = pb_map(buf->buffer, PIPE_BUFFER_USAGE_CPU_READ); - if(!map) { - pb_reference(&buf->buffer, NULL); - return PIPE_ERROR; - } - - memcpy(map, buf->data, buf->size); - - pb_unmap(buf->buffer); - - if(!buf->mapcount) { - FREE(buf->data); - buf->data = NULL; - } - } - - return PIPE_OK; -} - -static enum pipe_error -pb_ondemand_buffer_validate(struct pb_buffer *_buf, - struct pb_validate *vl, - unsigned flags) -{ - struct pb_ondemand_buffer *buf = pb_ondemand_buffer(_buf); - enum pipe_error ret; - - assert(!buf->mapcount); - if(buf->mapcount) - return PIPE_ERROR; - - ret = pb_ondemand_buffer_instantiate(buf); - if(ret != PIPE_OK) - return ret; - - return pb_validate(buf->buffer, vl, flags); -} - - -static void -pb_ondemand_buffer_fence(struct pb_buffer *_buf, - struct pipe_fence_handle *fence) -{ - struct pb_ondemand_buffer *buf = pb_ondemand_buffer(_buf); - - assert(buf->buffer); - if(!buf->buffer) - return; - - pb_fence(buf->buffer, fence); -} - - -static void -pb_ondemand_buffer_get_base_buffer(struct pb_buffer *_buf, - struct pb_buffer **base_buf, - unsigned *offset) -{ - struct pb_ondemand_buffer *buf = pb_ondemand_buffer(_buf); - - if(pb_ondemand_buffer_instantiate(buf) != PIPE_OK) { - assert(0); - *base_buf = &buf->base; - *offset = 0; - return; - } - - pb_get_base_buffer(buf->buffer, base_buf, offset); -} - - -const struct pb_vtbl -pb_ondemand_buffer_vtbl = { - pb_ondemand_buffer_destroy, - pb_ondemand_buffer_map, - pb_ondemand_buffer_unmap, - pb_ondemand_buffer_validate, - pb_ondemand_buffer_fence, - pb_ondemand_buffer_get_base_buffer -}; - - -static struct pb_buffer * -pb_ondemand_manager_create_buffer(struct pb_manager *_mgr, - size_t size, - const struct pb_desc *desc) -{ - struct pb_ondemand_manager *mgr = pb_ondemand_manager(_mgr); - struct pb_ondemand_buffer *buf; - - buf = CALLOC_STRUCT(pb_ondemand_buffer); - if(!buf) - return NULL; - - buf->base.base.refcount = 1; - buf->base.base.alignment = desc->alignment; - buf->base.base.usage = desc->usage; - buf->base.base.size = size; - buf->base.vtbl = &pb_ondemand_buffer_vtbl; - - buf->mgr = mgr; - - buf->data = align_malloc(size, desc->alignment < sizeof(void*) ? sizeof(void*) : desc->alignment); - if(!buf->data) { - FREE(buf); - return NULL; - } - - buf->size = size; - buf->desc = *desc; - - return &buf->base; -} - - -static void -pb_ondemand_manager_flush(struct pb_manager *_mgr) -{ - struct pb_ondemand_manager *mgr = pb_ondemand_manager(_mgr); - - mgr->provider->flush(mgr->provider); -} - - -static void -pb_ondemand_manager_destroy(struct pb_manager *_mgr) -{ - struct pb_ondemand_manager *mgr = pb_ondemand_manager(_mgr); - - FREE(mgr); -} - - -struct pb_manager * -pb_ondemand_manager_create(struct pb_manager *provider) -{ - struct pb_ondemand_manager *mgr; - - if(!provider) - return NULL; - - mgr = CALLOC_STRUCT(pb_ondemand_manager); - if(!mgr) - return NULL; - - mgr->base.destroy = pb_ondemand_manager_destroy; - mgr->base.create_buffer = pb_ondemand_manager_create_buffer; - mgr->base.flush = pb_ondemand_manager_flush; - - mgr->provider = provider; - - return &mgr->base; -} -- 2.30.2