1 /*
2 * Copyright 2003 VMware, Inc.
3 * All Rights Reserved.
4 *
5 * Permission is hereby granted, free of charge, to any person obtaining a
6 * copy of this software and associated documentation files (the
7 * "Software"), to deal in the Software without restriction, including
8 * without limitation the rights to use, copy, modify, merge, publish,
9 * distribute, sublicense, and/or sell copies of the Software, and to
10 * permit persons to whom the Software is furnished to do so, subject to
11 * the following conditions:
12 *
13 * The above copyright notice and this permission notice (including the
14 * next paragraph) shall be included in all copies or substantial portions
15 * of the Software.
16 *
17 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
18 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
19 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
20 * IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR
21 * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
22 * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
23 * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
24 */
25
26 #ifndef _INTEL_INIT_H_
27 #define _INTEL_INIT_H_
28
29 #include <stdbool.h>
30 #include <sys/time.h>
31
32 #include <GL/internal/dri_interface.h>
33
34 #include "dri_util.h"
35 #include "intel_bufmgr.h"
36 #include "common/gen_device_info.h"
37 #include "i915_drm.h"
38 #include "xmlconfig.h"
39
40 struct intel_screen
41 {
42 int deviceID;
43 struct gen_device_info devinfo;
44
45 __DRIscreen *driScrnPriv;
46
47 uint64_t max_gtt_map_object_size;
48
49 bool no_hw;
50
51 bool hw_has_swizzling;
52
53 int hw_has_timestamp;
54
55 /**
56 * Does the kernel support resource streamer?
57 */
58 bool has_resource_streamer;
59
60 /**
61 * Does the kernel support context reset notifications?
62 */
63 bool has_context_reset_notification;
64
65 /**
66 * Does the kernel support features such as pipelined register access to
67 * specific registers?
68 */
69 unsigned kernel_features;
70 #define KERNEL_ALLOWS_SOL_OFFSET_WRITES (1<<0)
71 #define KERNEL_ALLOWS_PREDICATE_WRITES (1<<1)
72 #define KERNEL_ALLOWS_MI_MATH_AND_LRR (1<<2)
73 #define KERNEL_ALLOWS_HSW_SCRATCH1_AND_ROW_CHICKEN3 (1<<3)
74 #define KERNEL_ALLOWS_COMPUTE_DISPATCH (1<<4)
75
76 dri_bufmgr *bufmgr;
77
78 /**
79 * A unique ID for shader programs.
80 */
81 unsigned program_id;
82
83 int winsys_msaa_samples_override;
84
85 struct brw_compiler *compiler;
86
87 /**
88 * Configuration cache with default values for all contexts
89 */
90 driOptionCache optionCache;
91
92 /**
93 * Version of the command parser reported by the
94 * I915_PARAM_CMD_PARSER_VERSION parameter
95 */
96 int cmd_parser_version;
97
98 /**
99 * Number of subslices reported by the I915_PARAM_SUBSLICE_TOTAL parameter
100 */
101 int subslice_total;
102
103 /**
104 * Number of EUs reported by the I915_PARAM_EU_TOTAL parameter
105 */
106 int eu_total;
107 };
108
109 extern void intelDestroyContext(__DRIcontext * driContextPriv);
110
111 extern GLboolean intelUnbindContext(__DRIcontext * driContextPriv);
112
113 PUBLIC const __DRIextension **__driDriverGetExtensions_i965(void);
114 extern const __DRI2fenceExtension intelFenceExtension;
115
116 extern GLboolean
117 intelMakeCurrent(__DRIcontext * driContextPriv,
118 __DRIdrawable * driDrawPriv,
119 __DRIdrawable * driReadPriv);
120
121 double get_time(void);
122 void aub_dump_bmp(struct gl_context *ctx);
123
124 const int*
125 intel_supported_msaa_modes(const struct intel_screen *screen);
126
127 static inline bool
can_do_pipelined_register_writes(const struct intel_screen * screen)128 can_do_pipelined_register_writes(const struct intel_screen *screen)
129 {
130 return screen->kernel_features & KERNEL_ALLOWS_SOL_OFFSET_WRITES;
131 }
132
133 static inline bool
can_do_hsw_l3_atomics(const struct intel_screen * screen)134 can_do_hsw_l3_atomics(const struct intel_screen *screen)
135 {
136 return screen->kernel_features & KERNEL_ALLOWS_HSW_SCRATCH1_AND_ROW_CHICKEN3;
137 }
138
139 static inline bool
can_do_mi_math_and_lrr(const struct intel_screen * screen)140 can_do_mi_math_and_lrr(const struct intel_screen *screen)
141 {
142 return screen->kernel_features & KERNEL_ALLOWS_MI_MATH_AND_LRR;
143 }
144
145 static inline bool
can_do_compute_dispatch(const struct intel_screen * screen)146 can_do_compute_dispatch(const struct intel_screen *screen)
147 {
148 return screen->kernel_features & KERNEL_ALLOWS_COMPUTE_DISPATCH;
149 }
150
151 static inline bool
can_do_predicate_writes(const struct intel_screen * screen)152 can_do_predicate_writes(const struct intel_screen *screen)
153 {
154 return screen->kernel_features & KERNEL_ALLOWS_PREDICATE_WRITES;
155 }
156
157 #endif
158