1/*
2 * Copyright (c) 2012-2015 Etnaviv Project
3 *
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, sub license,
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:
10 *
11 * The above copyright notice and this permission notice (including the
12 * next paragraph) shall be included in all copies or substantial portions
13 * of the Software.
14 *
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 NON-INFRINGEMENT. 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
20 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
21 * DEALINGS IN THE SOFTWARE.
22 *
23 * Authors:
24 *    Wladimir J. van der Laan <laanwj@gmail.com>
25 *    Christian Gmeiner <christian.gmeiner@gmail.com>
26 */
27
28#ifndef H_ETNAVIV_SCREEN
29#define H_ETNAVIV_SCREEN
30
31#include "etnaviv_internal.h"
32
33#include "os/os_thread.h"
34#include "pipe/p_screen.h"
35#include "renderonly/renderonly.h"
36#include "util/slab.h"
37
38struct etna_bo;
39
40/* Enum with indices for each of the feature words */
41enum viv_features_word {
42   viv_chipFeatures = 0,
43   viv_chipMinorFeatures0 = 1,
44   viv_chipMinorFeatures1 = 2,
45   viv_chipMinorFeatures2 = 3,
46   viv_chipMinorFeatures3 = 4,
47   VIV_FEATURES_WORD_COUNT /* Must be last */
48};
49
50/** Convenience macro to probe features from state.xml.h:
51 * VIV_FEATURE(chipFeatures, FAST_CLEAR)
52 * VIV_FEATURE(chipMinorFeatures1, AUTO_DISABLE)
53 */
54#define VIV_FEATURE(screen, word, feature) \
55   ((screen->features[viv_ ## word] & (word ## _ ## feature)) != 0)
56
57struct etna_screen {
58   struct pipe_screen base;
59
60   int refcnt;
61   void *winsys_priv;
62
63   struct etna_device *dev;
64   struct etna_gpu *gpu;
65   struct etna_pipe *pipe;
66   struct renderonly *ro;
67
68   struct slab_parent_pool transfer_pool;
69
70   uint32_t model;
71   uint32_t revision;
72   uint32_t features[5];
73
74   struct etna_specs specs;
75};
76
77static inline struct etna_screen *
78etna_screen(struct pipe_screen *pscreen)
79{
80   return (struct etna_screen *)pscreen;
81}
82
83boolean
84etna_screen_bo_get_handle(struct pipe_screen *pscreen, struct etna_bo *bo,
85                          unsigned stride, struct winsys_handle *whandle);
86
87struct etna_bo *
88etna_screen_bo_from_handle(struct pipe_screen *pscreen,
89                           struct winsys_handle *whandle, unsigned *out_stride);
90
91struct pipe_screen *
92etna_screen_create(struct etna_device *dev, struct etna_gpu *gpu,
93                   struct renderonly *ro);
94
95#endif
96