tests/radeon: radeon specific test
Initial test only include ttm test for stressing ttm memory allocations. Signed-off-by: Jerome Glisse <jglisse@redhat.com>main
Jerome Glisse
parent
961bf9b5c2
commit
ca4971292c
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@ -283,6 +283,7 @@ AC_CONFIG_FILES([
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tests/modeprint/Makefile
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tests/modetest/Makefile
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tests/kmstest/Makefile
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tests/radeon/Makefile
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tests/vbltest/Makefile
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include/Makefile
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include/drm/Makefile
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@ -16,6 +16,10 @@ if HAVE_LIBKMS
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SUBDIRS += kmstest modetest
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endif
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if HAVE_RADEON
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SUBDIRS += radeon
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endif
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if HAVE_LIBUDEV
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check_LTLIBRARIES = libdrmtest.la
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@ -0,0 +1,12 @@
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AM_CFLAGS = \
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-I $(top_srcdir)/include/drm \
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-I $(top_srcdir)
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LDADD = $(top_builddir)/libdrm.la
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noinst_PROGRAMS = \
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radeon_ttm
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radeon_ttm_SOURCES = \
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rbo.c \
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radeon_ttm.c
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@ -0,0 +1,137 @@
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/*
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*
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* Copyright 2006 Tungsten Graphics, Inc., Bismarck, ND. USA.
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* All Rights Reserved.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the
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* "Software"), to deal in the Software without restriction, including
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* without limitation the rights to use, copy, modify, merge, publish,
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* distribute, sub license, and/or sell copies of the Software, and to
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* permit persons to whom the Software is furnished to do so, subject to
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* the following conditions:
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
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* THE COPYRIGHT HOLDERS, AUTHORS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM,
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* DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
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* OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
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* USE OR OTHER DEALINGS IN THE SOFTWARE.
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*
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* The above copyright notice and this permission notice (including the
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* next paragraph) shall be included in all copies or substantial portions
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* of the Software.
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*
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*/
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/**
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* \file
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* List macros heavily inspired by the Linux kernel
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* list handling. No list looping yet.
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*
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* Is not threadsafe, so common operations need to
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* be protected using an external mutex.
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*/
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#ifndef _U_DOUBLE_LIST_H_
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#define _U_DOUBLE_LIST_H_
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#include <stddef.h>
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struct list_head
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{
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struct list_head *prev;
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struct list_head *next;
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};
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static void list_inithead(struct list_head *item)
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{
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item->prev = item;
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item->next = item;
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}
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static void list_add(struct list_head *item, struct list_head *list)
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{
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item->prev = list;
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item->next = list->next;
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list->next->prev = item;
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list->next = item;
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}
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static void list_addtail(struct list_head *item, struct list_head *list)
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{
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item->next = list;
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item->prev = list->prev;
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list->prev->next = item;
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list->prev = item;
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}
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static void list_replace(struct list_head *from, struct list_head *to)
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{
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to->prev = from->prev;
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to->next = from->next;
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from->next->prev = to;
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from->prev->next = to;
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}
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static void list_del(struct list_head *item)
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{
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item->prev->next = item->next;
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item->next->prev = item->prev;
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}
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static void list_delinit(struct list_head *item)
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{
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item->prev->next = item->next;
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item->next->prev = item->prev;
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item->next = item;
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item->prev = item;
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}
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#define LIST_INITHEAD(__item) list_inithead(__item)
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#define LIST_ADD(__item, __list) list_add(__item, __list)
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#define LIST_ADDTAIL(__item, __list) list_addtail(__item, __list)
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#define LIST_REPLACE(__from, __to) list_replace(__from, __to)
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#define LIST_DEL(__item) list_del(__item)
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#define LIST_DELINIT(__item) list_delinit(__item)
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#define LIST_ENTRY(__type, __item, __field) \
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((__type *)(((char *)(__item)) - offsetof(__type, __field)))
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#define LIST_IS_EMPTY(__list) \
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((__list)->next == (__list))
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#ifndef container_of
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#define container_of(ptr, sample, member) \
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(void *)((char *)(ptr) \
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- ((char *)&(sample)->member - (char *)(sample)))
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#endif
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#define LIST_FOR_EACH_ENTRY(pos, head, member) \
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for (pos = container_of((head)->next, pos, member); \
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&pos->member != (head); \
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pos = container_of(pos->member.next, pos, member))
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#define LIST_FOR_EACH_ENTRY_SAFE(pos, storage, head, member) \
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for (pos = container_of((head)->next, pos, member), \
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storage = container_of(pos->member.next, pos, member); \
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&pos->member != (head); \
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pos = storage, storage = container_of(storage->member.next, storage, member))
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#define LIST_FOR_EACH_ENTRY_SAFE_REV(pos, storage, head, member) \
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for (pos = container_of((head)->prev, pos, member), \
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storage = container_of(pos->member.prev, pos, member); \
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&pos->member != (head); \
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pos = storage, storage = container_of(storage->member.prev, storage, member))
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#define LIST_FOR_EACH_ENTRY_FROM(pos, start, head, member) \
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for (pos = container_of((start), pos, member); \
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&pos->member != (head); \
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pos = container_of(pos->member.next, pos, member))
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#define LIST_FOR_EACH_ENTRY_FROM_REV(pos, start, head, member) \
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for (pos = container_of((start), pos, member); \
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&pos->member != (head); \
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pos = container_of(pos->member.prev, pos, member))
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#endif /*_U_DOUBLE_LIST_H_*/
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@ -0,0 +1,75 @@
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/*
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* Copyright © 2011 Red Hat
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice (including the next
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* paragraph) shall be included in all copies or substantial portions of the
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* Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
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* IN THE SOFTWARE.
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*
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* Authors:
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* Jerome Glisse <j.glisse@gmail.com>
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*/
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#include <stdio.h>
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#include <stdlib.h>
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#include "rbo.h"
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/* allocate as many single page bo to try to starve the kernel
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* memory zone (below highmem)
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*/
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void ttm_starve_kernel_private_memory(int fd)
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{
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struct list_head list;
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struct rbo *bo, *tmp;
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unsigned nbo = 0;
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printf("\n[%s]\n", __func__);
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list_inithead(&list);
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while (1) {
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bo = rbo(fd, 0, 4096, 0, NULL);
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if (bo == NULL) {
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printf("failing after %d bo\n", nbo);
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break;
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}
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nbo++;
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list_add(&bo->list, &list);
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}
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LIST_FOR_EACH_ENTRY_SAFE(bo, tmp, &list, list) {
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list_del(&bo->list);
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rbo_decref(bo);
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}
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}
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int radeon_open_fd(void)
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{
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return drmOpen("radeon", NULL);
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}
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int main(void)
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{
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int radeonfd;
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radeonfd = radeon_open_fd();
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if (radeonfd < 0) {
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fprintf(stderr, "failed to open radeon fd\n");
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return -1;
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}
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ttm_starve_kernel_private_memory(radeonfd);
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close(radeonfd);
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return 0;
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}
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@ -0,0 +1,171 @@
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/*
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* Copyright © 2011 Red Hat
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice (including the next
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* paragraph) shall be included in all copies or substantial portions of the
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* Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
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* IN THE SOFTWARE.
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*
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* Authors:
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* Jerome Glisse <j.glisse@gmail.com>
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*/
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#define _FILE_OFFSET_BITS 64
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <sys/mman.h>
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#include <errno.h>
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#include "xf86drm.h"
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#include "radeon_drm.h"
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#include "rbo.h"
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struct rbo *rbo(int fd, unsigned handle, unsigned size,
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unsigned alignment, void *ptr)
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{
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struct rbo *bo;
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int r;
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bo = calloc(1, sizeof(*bo));
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if (bo == NULL) {
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return NULL;
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}
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list_inithead(&bo->list);
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bo->fd = fd;
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bo->size = size;
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bo->handle = handle;
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bo->refcount = 1;
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bo->alignment = alignment;
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if (handle) {
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struct drm_gem_open open_arg;
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memset(&open_arg, 0, sizeof(open_arg));
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open_arg.name = handle;
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r = drmIoctl(fd, DRM_IOCTL_GEM_OPEN, &open_arg);
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if (r != 0) {
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free(bo);
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return NULL;
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}
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bo->handle = open_arg.handle;
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} else {
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struct drm_radeon_gem_create args;
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args.size = size;
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args.alignment = alignment;
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args.initial_domain = RADEON_GEM_DOMAIN_CPU;
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args.flags = 0;
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args.handle = 0;
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r = drmCommandWriteRead(fd, DRM_RADEON_GEM_CREATE,
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&args, sizeof(args));
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bo->handle = args.handle;
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if (r) {
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fprintf(stderr, "Failed to allocate :\n");
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fprintf(stderr, " size : %d bytes\n", size);
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fprintf(stderr, " alignment : %d bytes\n", alignment);
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free(bo);
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return NULL;
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}
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}
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if (ptr) {
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if (rbo_map(bo)) {
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fprintf(stderr, "%s failed to copy data into bo\n", __func__);
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return rbo_decref(bo);
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}
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memcpy(bo->data, ptr, size);
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rbo_unmap(bo);
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}
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return bo;
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}
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int rbo_map(struct rbo *bo)
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{
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struct drm_radeon_gem_mmap args;
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void *ptr;
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int r;
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if (bo->mapcount++ != 0) {
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return 0;
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}
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/* Zero out args to make valgrind happy */
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memset(&args, 0, sizeof(args));
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args.handle = bo->handle;
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args.offset = 0;
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args.size = (uint64_t)bo->size;
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r = drmCommandWriteRead(bo->fd, DRM_RADEON_GEM_MMAP,
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&args, sizeof(args));
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if (r) {
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fprintf(stderr, "error mapping %p 0x%08X (error = %d)\n",
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bo, bo->handle, r);
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return r;
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}
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ptr = mmap(0, args.size, PROT_READ|PROT_WRITE, MAP_SHARED, bo->fd, args.addr_ptr);
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if (ptr == MAP_FAILED) {
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fprintf(stderr, "%s failed to map bo\n", __func__);
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return -errno;
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}
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bo->data = ptr;
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return 0;
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}
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void rbo_unmap(struct rbo *bo)
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{
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if (--bo->mapcount > 0) {
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return;
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}
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munmap(bo->data, bo->size);
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bo->data = NULL;
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}
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struct rbo *rbo_incref(struct rbo *bo)
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{
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bo->refcount++;
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return bo;
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}
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struct rbo *rbo_decref(struct rbo *bo)
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{
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struct drm_gem_close args;
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if (bo == NULL)
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return NULL;
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if (--bo->refcount > 0) {
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return NULL;
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}
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munmap(bo->data, bo->size);
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memset(&args, 0, sizeof(args));
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args.handle = bo->handle;
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drmIoctl(bo->fd, DRM_IOCTL_GEM_CLOSE, &args);
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memset(bo, 0, sizeof(struct rbo));
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free(bo);
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return NULL;
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}
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int rbo_wait(struct rbo *bo)
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{
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struct drm_radeon_gem_wait_idle args;
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int ret;
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/* Zero out args to make valgrind happy */
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memset(&args, 0, sizeof(args));
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args.handle = bo->handle;
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do {
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ret = drmCommandWriteRead(bo->fd, DRM_RADEON_GEM_WAIT_IDLE,
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&args, sizeof(args));
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} while (ret == -EBUSY);
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return ret;
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}
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@ -0,0 +1,50 @@
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/*
|
||||
* Copyright © 2011 Red Hat
|
||||
*
|
||||
* 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:
|
||||
* Jerome Glisse <j.glisse@gmail.com>
|
||||
*/
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#ifndef RBO_H
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#define RBO_H
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#include "list.h"
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struct rbo {
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struct list_head list;
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int fd;
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unsigned refcount;
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unsigned mapcount;
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unsigned handle;
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unsigned size;
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unsigned alignment;
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void *data;
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};
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struct rbo *rbo(int fd, unsigned handle, unsigned size,
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unsigned alignment, void *ptr);
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int rbo_map(struct rbo *bo);
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void rbo_unmap(struct rbo *bo);
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struct rbo *rbo_incref(struct rbo *bo);
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struct rbo *rbo_decref(struct rbo *bo);
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int rbo_wait(struct rbo *bo);
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#endif
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