1f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org/********************************************************** 2f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * Copyright 2009 VMware, Inc. All rights reserved. 3f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * 4f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * Permission is hereby granted, free of charge, to any person 5f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * obtaining a copy of this software and associated documentation 6f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * files (the "Software"), to deal in the Software without 7f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * restriction, including without limitation the rights to use, copy, 8f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * modify, merge, publish, distribute, sublicense, and/or sell copies 9f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * of the Software, and to permit persons to whom the Software is 10f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * furnished to do so, subject to the following conditions: 11f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * 12f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * The above copyright notice and this permission notice shall be 13f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * included in all copies or substantial portions of the Software. 14f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * 15f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, 16f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF 17f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND 18f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS 19f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN 20f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN 21f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE 22f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * SOFTWARE. 23f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * 24f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org **********************************************************/ 25f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 26f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 27f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#include "vmw_screen.h" 28f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 29f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#include "vmw_buffer.h" 30f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#include "vmw_fence.h" 31f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 32f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#include "pipebuffer/pb_buffer.h" 33f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#include "pipebuffer/pb_bufmgr.h" 34f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 35f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org/* 36f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * TODO: Have the query pool always ask the fence manager for 37f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * SVGA_FENCE_FLAG_QUERY signaled. Unfortunately, pb_fenced doesn't 38f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * support that currently, so we'd have to create a separate 39f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * pb_fence_ops wrapper that does this implicitly. 40f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org */ 41f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 42f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org/** 43f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * vmw_pools_cleanup - Destroy the buffer pools. 44f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * 45f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * @vws: pointer to a struct vmw_winsys_screen. 46f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org */ 47f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgvoid 48f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgvmw_pools_cleanup(struct vmw_winsys_screen *vws) 49f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org{ 50f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if(vws->pools.gmr_fenced) 51f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org vws->pools.gmr_fenced->destroy(vws->pools.gmr_fenced); 52f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (vws->pools.query_fenced) 53f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org vws->pools.query_fenced->destroy(vws->pools.query_fenced); 54f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 55f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org /* gmr_mm pool is already destroyed above */ 56f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 57f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (vws->pools.gmr_slab_fenced) 58f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org vws->pools.gmr_slab_fenced->destroy(vws->pools.gmr_slab_fenced); 59f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 60f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if(vws->pools.gmr) 61f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org vws->pools.gmr->destroy(vws->pools.gmr); 62f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if(vws->pools.query) 63f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org vws->pools.query->destroy(vws->pools.query); 64f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org} 65f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 66f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 67f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org/** 68f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * vmw_query_pools_init - Create a pool of query buffers. 69f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * 70f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * @vws: Pointer to a struct vmw_winsys_screen. 71f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * 72f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * Typically this pool should be created on demand when we 73f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * detect that the app will be using queries. There's nothing 74f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * special with this pool other than the backing kernel buffer size, 75f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * which is limited to 8192. 76f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org */ 77f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgboolean 78f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgvmw_query_pools_init(struct vmw_winsys_screen *vws) 79f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org{ 80f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org vws->pools.query = vmw_gmr_bufmgr_create(vws); 81f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if(!vws->pools.query) 82f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return FALSE; 83f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 84f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org vws->pools.query_mm = mm_bufmgr_create(vws->pools.query, 85f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org VMW_QUERY_POOL_SIZE, 86f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 3 /* 8 alignment */); 87f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if(!vws->pools.query_mm) 88f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org goto out_no_query_mm; 89f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 90f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org vws->pools.query_fenced = fenced_bufmgr_create( 91f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org vws->pools.query_mm, 92f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org vmw_fence_ops_create(vws), 93f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org VMW_QUERY_POOL_SIZE, 94f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org ~0); 95f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 96f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if(!vws->pools.query_fenced) 97f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org goto out_no_query_fenced; 98f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 99f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return TRUE; 100f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 101f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org out_no_query_fenced: 102f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org vws->pools.query_mm->destroy(vws->pools.query_mm); 103f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org out_no_query_mm: 104f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org vws->pools.query->destroy(vws->pools.query); 105f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return FALSE; 106f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org} 107f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 108f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org/** 109f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * vmw_pools_init - Create a pool of GMR buffers. 110f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * 111f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * @vws: Pointer to a struct vmw_winsys_screen. 112f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org */ 113f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgboolean 114f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgvmw_pools_init(struct vmw_winsys_screen *vws) 115f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org{ 116f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org struct pb_desc desc; 117f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 118f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org vws->pools.gmr = vmw_gmr_bufmgr_create(vws); 119f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if(!vws->pools.gmr) 120f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org goto error; 121f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 122f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org vws->pools.gmr_mm = mm_bufmgr_create(vws->pools.gmr, 123f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org VMW_GMR_POOL_SIZE, 124f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 12 /* 4096 alignment */); 125f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if(!vws->pools.gmr_mm) 126f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org goto error; 127f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 128f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org /* 129f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * We disallow "CPU" buffers to be created by the fenced_bufmgr_create, 130f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * because that defers "GPU" buffer creation to buffer validation, 131f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * and at buffer validation we have no means of handling failures 132f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * due to pools space shortage or fragmentation. Effectively this 133f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * makes sure all failures are reported immediately on buffer allocation, 134f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * and we can revert to allocating directly from the kernel. 135f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org */ 136f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org vws->pools.gmr_fenced = fenced_bufmgr_create( 137f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org vws->pools.gmr_mm, 138f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org vmw_fence_ops_create(vws), 139f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org VMW_GMR_POOL_SIZE, 140f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 0); 141f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 142f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#ifdef DEBUG 143f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org vws->pools.gmr_fenced = pb_debug_manager_create(vws->pools.gmr_fenced, 144f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 4096, 145f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 4096); 146f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#endif 147f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if(!vws->pools.gmr_fenced) 148f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org goto error; 149f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 150f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org /* 151f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * The slab pool allocates buffers directly from the kernel except 152f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * for very small buffers which are allocated from a slab in order 153f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * not to waste memory, since a kernel buffer is a minimum 4096 bytes. 154f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * 155f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * Here we use it only for emergency in the case our pre-allocated 156f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * buffer pool runs out of memory. 157f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org */ 158f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org desc.alignment = 64; 159f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org desc.usage = ~0; 160f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org vws->pools.gmr_slab = pb_slab_range_manager_create(vws->pools.gmr, 161f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 64, 162f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 8192, 163f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 16384, 164f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org &desc); 165f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (!vws->pools.gmr_slab) 166f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org goto error; 167f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 168f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org vws->pools.gmr_slab_fenced = 169f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org fenced_bufmgr_create(vws->pools.gmr_slab, 170f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org vmw_fence_ops_create(vws), 171f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org VMW_MAX_BUFFER_SIZE, 172f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 0); 173f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 174f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (!vws->pools.gmr_slab_fenced) 175f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org goto error; 176f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 177f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org vws->pools.query_fenced = NULL; 178f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org vws->pools.query_mm = NULL; 179f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org vws->pools.query = NULL; 180f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 181f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return TRUE; 182f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 183f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgerror: 184f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org vmw_pools_cleanup(vws); 185f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return FALSE; 186f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org} 187f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 188