From 6a9eb08a872ac0388aad2c901888888964f14559 Mon Sep 17 00:00:00 2001 From: Eric Anholt Date: Tue, 3 Jun 2008 09:27:37 -0700 Subject: Import bufmgr code to libdrm. Not yet hooked up to the build. --- libdrm/dri_bufmgr.c | 171 ++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 171 insertions(+) create mode 100644 libdrm/dri_bufmgr.c (limited to 'libdrm/dri_bufmgr.c') diff --git a/libdrm/dri_bufmgr.c b/libdrm/dri_bufmgr.c new file mode 100644 index 00000000..be2a7b74 --- /dev/null +++ b/libdrm/dri_bufmgr.c @@ -0,0 +1,171 @@ +/* + * Copyright © 2007 Intel Corporation + * + * 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, sublicense, + * 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 NONINFRINGEMENT. IN NO EVENT SHALL + * THE AUTHORS OR COPYRIGHT HOLDERS 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. + * + * Authors: + * Eric Anholt + * + */ + +#include +#include +#include +#include "mtypes.h" +#include "dri_bufmgr.h" + +/** @file dri_bufmgr.c + * + * Convenience functions for buffer management methods. + */ + +dri_bo * +dri_bo_alloc(dri_bufmgr *bufmgr, const char *name, unsigned long size, + unsigned int alignment, uint64_t location_mask) +{ + assert((location_mask & ~(DRM_BO_FLAG_MEM_LOCAL | DRM_BO_FLAG_MEM_TT | + DRM_BO_FLAG_MEM_VRAM | DRM_BO_FLAG_MEM_PRIV0 | + DRM_BO_FLAG_MEM_PRIV1 | DRM_BO_FLAG_MEM_PRIV2 | + DRM_BO_FLAG_MEM_PRIV3 | DRM_BO_FLAG_MEM_PRIV4 | + DRM_BO_FLAG_CACHED | DRM_BO_FLAG_CACHED_MAPPED)) == 0); + return bufmgr->bo_alloc(bufmgr, name, size, alignment, location_mask); +} + +dri_bo * +dri_bo_alloc_static(dri_bufmgr *bufmgr, const char *name, unsigned long offset, + unsigned long size, void *virtual, + uint64_t location_mask) +{ + assert((location_mask & ~(DRM_BO_FLAG_MEM_LOCAL | DRM_BO_FLAG_MEM_TT | + DRM_BO_FLAG_MEM_VRAM | DRM_BO_FLAG_MEM_PRIV0 | + DRM_BO_FLAG_MEM_PRIV1 | DRM_BO_FLAG_MEM_PRIV2 | + DRM_BO_FLAG_MEM_PRIV3 | + DRM_BO_FLAG_MEM_PRIV4)) == 0); + + return bufmgr->bo_alloc_static(bufmgr, name, offset, size, virtual, + location_mask); +} + +void +dri_bo_reference(dri_bo *bo) +{ + bo->bufmgr->bo_reference(bo); +} + +void +dri_bo_unreference(dri_bo *bo) +{ + if (bo == NULL) + return; + + bo->bufmgr->bo_unreference(bo); +} + +int +dri_bo_map(dri_bo *buf, GLboolean write_enable) +{ + return buf->bufmgr->bo_map(buf, write_enable); +} + +int +dri_bo_unmap(dri_bo *buf) +{ + return buf->bufmgr->bo_unmap(buf); +} + +int +dri_bo_subdata(dri_bo *bo, unsigned long offset, + unsigned long size, const void *data) +{ + int ret; + if (bo->bufmgr->bo_subdata) + return bo->bufmgr->bo_subdata(bo, offset, size, data); + if (size == 0 || data == NULL) + return 0; + + ret = dri_bo_map(bo, GL_TRUE); + if (ret) + return ret; + memcpy((unsigned char *)bo->virtual + offset, data, size); + dri_bo_unmap(bo); + return 0; +} + +int +dri_bo_get_subdata(dri_bo *bo, unsigned long offset, + unsigned long size, void *data) +{ + int ret; + if (bo->bufmgr->bo_subdata) + return bo->bufmgr->bo_get_subdata(bo, offset, size, data); + + if (size == 0 || data == NULL) + return 0; + + ret = dri_bo_map(bo, GL_FALSE); + if (ret) + return ret; + memcpy(data, (unsigned char *)bo->virtual + offset, size); + dri_bo_unmap(bo); + return 0; +} + +void +dri_bo_wait_rendering(dri_bo *bo) +{ + bo->bufmgr->bo_wait_rendering(bo); +} + +void +dri_bufmgr_destroy(dri_bufmgr *bufmgr) +{ + bufmgr->destroy(bufmgr); +} + + +int dri_emit_reloc(dri_bo *reloc_buf, + uint32_t read_domains, uint32_t write_domain, + uint32_t delta, uint32_t offset, dri_bo *target_buf) +{ + return reloc_buf->bufmgr->emit_reloc(reloc_buf, read_domains, write_domain, + delta, offset, target_buf); +} + +void *dri_process_relocs(dri_bo *batch_buf) +{ + return batch_buf->bufmgr->process_relocs(batch_buf); +} + +void dri_post_submit(dri_bo *batch_buf) +{ + batch_buf->bufmgr->post_submit(batch_buf); +} + +void +dri_bufmgr_set_debug(dri_bufmgr *bufmgr, GLboolean enable_debug) +{ + bufmgr->debug = enable_debug; +} + +int +dri_bufmgr_check_aperture_space(dri_bo *bo) +{ + return bo->bufmgr->check_aperture_space(bo); +} -- cgit v1.2.3 From c4857429c716f35e1fa054d1990cae28055d96d7 Mon Sep 17 00:00:00 2001 From: Eric Anholt Date: Tue, 3 Jun 2008 10:20:49 -0700 Subject: Fix and hook up bufmgr code to the build. --- libdrm/dri_bufmgr.c | 42 ++++++------------------------------------ 1 file changed, 6 insertions(+), 36 deletions(-) (limited to 'libdrm/dri_bufmgr.c') diff --git a/libdrm/dri_bufmgr.c b/libdrm/dri_bufmgr.c index be2a7b74..7657df61 100644 --- a/libdrm/dri_bufmgr.c +++ b/libdrm/dri_bufmgr.c @@ -28,7 +28,6 @@ #include #include #include -#include "mtypes.h" #include "dri_bufmgr.h" /** @file dri_bufmgr.c @@ -38,29 +37,9 @@ dri_bo * dri_bo_alloc(dri_bufmgr *bufmgr, const char *name, unsigned long size, - unsigned int alignment, uint64_t location_mask) + unsigned int alignment) { - assert((location_mask & ~(DRM_BO_FLAG_MEM_LOCAL | DRM_BO_FLAG_MEM_TT | - DRM_BO_FLAG_MEM_VRAM | DRM_BO_FLAG_MEM_PRIV0 | - DRM_BO_FLAG_MEM_PRIV1 | DRM_BO_FLAG_MEM_PRIV2 | - DRM_BO_FLAG_MEM_PRIV3 | DRM_BO_FLAG_MEM_PRIV4 | - DRM_BO_FLAG_CACHED | DRM_BO_FLAG_CACHED_MAPPED)) == 0); - return bufmgr->bo_alloc(bufmgr, name, size, alignment, location_mask); -} - -dri_bo * -dri_bo_alloc_static(dri_bufmgr *bufmgr, const char *name, unsigned long offset, - unsigned long size, void *virtual, - uint64_t location_mask) -{ - assert((location_mask & ~(DRM_BO_FLAG_MEM_LOCAL | DRM_BO_FLAG_MEM_TT | - DRM_BO_FLAG_MEM_VRAM | DRM_BO_FLAG_MEM_PRIV0 | - DRM_BO_FLAG_MEM_PRIV1 | DRM_BO_FLAG_MEM_PRIV2 | - DRM_BO_FLAG_MEM_PRIV3 | - DRM_BO_FLAG_MEM_PRIV4)) == 0); - - return bufmgr->bo_alloc_static(bufmgr, name, offset, size, virtual, - location_mask); + return bufmgr->bo_alloc(bufmgr, name, size, alignment); } void @@ -79,7 +58,7 @@ dri_bo_unreference(dri_bo *bo) } int -dri_bo_map(dri_bo *buf, GLboolean write_enable) +dri_bo_map(dri_bo *buf, int write_enable) { return buf->bufmgr->bo_map(buf, write_enable); } @@ -100,7 +79,7 @@ dri_bo_subdata(dri_bo *bo, unsigned long offset, if (size == 0 || data == NULL) return 0; - ret = dri_bo_map(bo, GL_TRUE); + ret = dri_bo_map(bo, 1); if (ret) return ret; memcpy((unsigned char *)bo->virtual + offset, data, size); @@ -119,7 +98,7 @@ dri_bo_get_subdata(dri_bo *bo, unsigned long offset, if (size == 0 || data == NULL) return 0; - ret = dri_bo_map(bo, GL_FALSE); + ret = dri_bo_map(bo, 0); if (ret) return ret; memcpy(data, (unsigned char *)bo->virtual + offset, size); @@ -139,15 +118,6 @@ dri_bufmgr_destroy(dri_bufmgr *bufmgr) bufmgr->destroy(bufmgr); } - -int dri_emit_reloc(dri_bo *reloc_buf, - uint32_t read_domains, uint32_t write_domain, - uint32_t delta, uint32_t offset, dri_bo *target_buf) -{ - return reloc_buf->bufmgr->emit_reloc(reloc_buf, read_domains, write_domain, - delta, offset, target_buf); -} - void *dri_process_relocs(dri_bo *batch_buf) { return batch_buf->bufmgr->process_relocs(batch_buf); @@ -159,7 +129,7 @@ void dri_post_submit(dri_bo *batch_buf) } void -dri_bufmgr_set_debug(dri_bufmgr *bufmgr, GLboolean enable_debug) +dri_bufmgr_set_debug(dri_bufmgr *bufmgr, int enable_debug) { bufmgr->debug = enable_debug; } -- cgit v1.2.3 From 46e9274e8538e5b0517f611dca99dde611f4e95d Mon Sep 17 00:00:00 2001 From: Eric Anholt Date: Fri, 8 Aug 2008 13:13:46 -0700 Subject: Replace the check_aperture API with one we can make thread-safe. While the bufmgr isn't thread-safe at the moment, we need it to be for shared objects between contexts. --- libdrm/dri_bufmgr.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) (limited to 'libdrm/dri_bufmgr.c') diff --git a/libdrm/dri_bufmgr.c b/libdrm/dri_bufmgr.c index 7657df61..a6eda3bd 100644 --- a/libdrm/dri_bufmgr.c +++ b/libdrm/dri_bufmgr.c @@ -135,7 +135,7 @@ dri_bufmgr_set_debug(dri_bufmgr *bufmgr, int enable_debug) } int -dri_bufmgr_check_aperture_space(dri_bo *bo) +dri_bufmgr_check_aperture_space(dri_bo **bo_array, int count) { - return bo->bufmgr->check_aperture_space(bo); + return bo_array[0]->bufmgr->check_aperture_space(bo_array, count); } -- cgit v1.2.3