2 * Copyright (C) 2014 Etnaviv Project
4 * Permission is hereby granted, free of charge, to any person obtaining a
5 * copy of this software and associated documentation files (the "Software"),
6 * to deal in the Software without restriction, including without limitation
7 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8 * and/or sell copies of the Software, and to permit persons to whom the
9 * Software is furnished to do so, subject to the following conditions:
11 * The above copyright notice and this permission notice (including the next
12 * paragraph) shall be included in all copies or substantial portions of the
15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
16 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
17 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
18 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
19 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
20 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
24 * Christian Gmeiner <christian.gmeiner@gmail.com>
32 #include <linux/stddef.h>
33 #include <linux/types.h>
41 #include <xf86atomic.h>
43 #include "etnaviv_priv.h"
44 #include "etnaviv_drmif.h"
46 static pthread_mutex_t table_lock = PTHREAD_MUTEX_INITIALIZER;
48 struct etna_device *etna_device_new(int fd)
50 struct etna_device *dev = calloc(sizeof(*dev), 1);
55 atomic_set(&dev->refcnt, 1);
57 dev->handle_table = drmHashCreate();
58 dev->name_table = drmHashCreate();
59 etna_bo_cache_init(&dev->bo_cache);
64 struct etna_device *etna_device_ref(struct etna_device *dev)
66 atomic_inc(&dev->refcnt);
71 static void etna_device_del_impl(struct etna_device *dev)
73 etna_bo_cache_cleanup(&dev->bo_cache, 0);
74 drmHashDestroy(dev->handle_table);
75 drmHashDestroy(dev->name_table);
80 drm_private void etna_device_del_locked(struct etna_device *dev)
82 if (!atomic_dec_and_test(&dev->refcnt))
85 etna_device_del_impl(dev);
88 void etna_device_del(struct etna_device *dev)
90 if (!atomic_dec_and_test(&dev->refcnt))
93 pthread_mutex_lock(&table_lock);
94 etna_device_del_impl(dev);
95 pthread_mutex_unlock(&table_lock);
98 int etna_device_fd(struct etna_device *dev)