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1 /**************************************************************************
2  *
3  * Copyright 2015 Advanced Micro Devices, Inc.
4  * Copyright 2008 VMware, Inc.
5  * All Rights Reserved.
6  *
7  * Permission is hereby granted, free of charge, to any person obtaining a
8  * copy of this software and associated documentation files (the "Software"),
9  * to deal in the Software without restriction, including without limitation
10  * on the rights to use, copy, modify, merge, publish, distribute, sub
11  * license, and/or sell copies of the Software, and to permit persons to whom
12  * the Software is furnished to do so, subject to the following conditions:
13  *
14  * The above copyright notice and this permission notice (including the next
15  * paragraph) shall be included in all copies or substantial portions of the
16  * Software.
17  *
18  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
19  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
20  * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
21  * THE AUTHOR(S) AND/OR THEIR SUPPLIERS BE LIABLE FOR ANY CLAIM,
22  * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
23  * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
24  * USE OR OTHER DEALINGS IN THE SOFTWARE.
25  *
26  **************************************************************************/
27 
28 #ifndef DD_H_
29 #define DD_H_
30 
31 #include "pipe/p_context.h"
32 #include "pipe/p_state.h"
33 #include "pipe/p_screen.h"
34 #include "dd_util.h"
35 #include "os/os_thread.h"
36 
37 enum dd_mode {
38    DD_DETECT_HANGS,
39    DD_DETECT_HANGS_PIPELINED,
40    DD_DUMP_ALL_CALLS,
41    DD_DUMP_APITRACE_CALL,
42 };
43 
44 struct dd_screen
45 {
46    struct pipe_screen base;
47    struct pipe_screen *screen;
48    unsigned timeout_ms;
49    enum dd_mode mode;
50    bool no_flush;
51    bool verbose;
52    unsigned skip_count;
53    unsigned apitrace_dump_call;
54 };
55 
56 enum call_type
57 {
58    CALL_DRAW_VBO,
59    CALL_LAUNCH_GRID,
60    CALL_RESOURCE_COPY_REGION,
61    CALL_BLIT,
62    CALL_FLUSH_RESOURCE,
63    CALL_CLEAR,
64    CALL_CLEAR_BUFFER,
65    CALL_CLEAR_RENDER_TARGET,
66    CALL_CLEAR_DEPTH_STENCIL,
67    CALL_GENERATE_MIPMAP,
68 };
69 
70 struct call_resource_copy_region
71 {
72    struct pipe_resource *dst;
73    unsigned dst_level;
74    unsigned dstx, dsty, dstz;
75    struct pipe_resource *src;
76    unsigned src_level;
77    struct pipe_box src_box;
78 };
79 
80 struct call_clear
81 {
82    unsigned buffers;
83    union pipe_color_union color;
84    double depth;
85    unsigned stencil;
86 };
87 
88 struct call_clear_buffer
89 {
90    struct pipe_resource *res;
91    unsigned offset;
92    unsigned size;
93    const void *clear_value;
94    int clear_value_size;
95 };
96 
97 struct call_generate_mipmap {
98    struct pipe_resource *res;
99    enum pipe_format format;
100    unsigned base_level;
101    unsigned last_level;
102    unsigned first_layer;
103    unsigned last_layer;
104 };
105 
106 struct dd_call
107 {
108    enum call_type type;
109 
110    union {
111       struct pipe_draw_info draw_vbo;
112       struct pipe_grid_info launch_grid;
113       struct call_resource_copy_region resource_copy_region;
114       struct pipe_blit_info blit;
115       struct pipe_resource *flush_resource;
116       struct call_clear clear;
117       struct call_clear_buffer clear_buffer;
118       struct call_generate_mipmap generate_mipmap;
119    } info;
120 };
121 
122 struct dd_query
123 {
124    unsigned type;
125    struct pipe_query *query;
126 };
127 
128 struct dd_state
129 {
130    void *cso;
131 
132    union {
133       struct pipe_blend_state blend;
134       struct pipe_depth_stencil_alpha_state dsa;
135       struct pipe_rasterizer_state rs;
136       struct pipe_sampler_state sampler;
137       struct {
138          struct pipe_vertex_element velems[PIPE_MAX_ATTRIBS];
139          unsigned count;
140       } velems;
141       struct pipe_shader_state shader;
142    } state;
143 };
144 
145 struct dd_draw_state
146 {
147    struct {
148       struct dd_query *query;
149       bool condition;
150       unsigned mode;
151    } render_cond;
152 
153    struct pipe_index_buffer index_buffer;
154    struct pipe_vertex_buffer vertex_buffers[PIPE_MAX_ATTRIBS];
155 
156    unsigned num_so_targets;
157    struct pipe_stream_output_target *so_targets[PIPE_MAX_SO_BUFFERS];
158    unsigned so_offsets[PIPE_MAX_SO_BUFFERS];
159 
160    struct dd_state *shaders[PIPE_SHADER_TYPES];
161    struct pipe_constant_buffer constant_buffers[PIPE_SHADER_TYPES][PIPE_MAX_CONSTANT_BUFFERS];
162    struct pipe_sampler_view *sampler_views[PIPE_SHADER_TYPES][PIPE_MAX_SAMPLERS];
163    struct dd_state *sampler_states[PIPE_SHADER_TYPES][PIPE_MAX_SAMPLERS];
164    struct pipe_image_view shader_images[PIPE_SHADER_TYPES][PIPE_MAX_SHADER_IMAGES];
165    struct pipe_shader_buffer shader_buffers[PIPE_SHADER_TYPES][PIPE_MAX_SHADER_BUFFERS];
166 
167    struct dd_state *velems;
168    struct dd_state *rs;
169    struct dd_state *dsa;
170    struct dd_state *blend;
171 
172    struct pipe_blend_color blend_color;
173    struct pipe_stencil_ref stencil_ref;
174    unsigned sample_mask;
175    unsigned min_samples;
176    struct pipe_clip_state clip_state;
177    struct pipe_framebuffer_state framebuffer_state;
178    struct pipe_poly_stipple polygon_stipple;
179    struct pipe_scissor_state scissors[PIPE_MAX_VIEWPORTS];
180    struct pipe_viewport_state viewports[PIPE_MAX_VIEWPORTS];
181    float tess_default_levels[6];
182 
183    unsigned apitrace_call_number;
184 };
185 
186 struct dd_draw_state_copy
187 {
188    struct dd_draw_state base;
189 
190    /* dd_draw_state_copy does not reference real CSOs. Instead, it points to
191     * these variables, which serve as storage.
192     */
193    struct dd_query render_cond;
194    struct dd_state shaders[PIPE_SHADER_TYPES];
195    struct dd_state sampler_states[PIPE_SHADER_TYPES][PIPE_MAX_SAMPLERS];
196    struct dd_state velems;
197    struct dd_state rs;
198    struct dd_state dsa;
199    struct dd_state blend;
200 };
201 
202 struct dd_draw_record {
203    struct dd_draw_record *next;
204 
205    int64_t timestamp;
206    uint32_t sequence_no;
207 
208    struct dd_call call;
209    struct dd_draw_state_copy draw_state;
210    char *driver_state_log;
211 };
212 
213 struct dd_context
214 {
215    struct pipe_context base;
216    struct pipe_context *pipe;
217 
218    struct dd_draw_state draw_state;
219    unsigned num_draw_calls;
220 
221    /* Pipelined hang detection.
222     *
223     * This is without unnecessary flushes and waits. There is a memory-based
224     * fence that is incremented by clear_buffer every draw call. Driver fences
225     * are not used.
226     *
227     * After each draw call, a new dd_draw_record is created that contains
228     * a copy of all states, the output of pipe_context::dump_debug_state,
229     * and it has a fence number assigned. That's done without knowing whether
230     * that draw call is problematic or not. The record is added into the list
231     * of all records.
232     *
233     * An independent, separate thread loops over the list of records and checks
234     * their fences. Records with signalled fences are freed. On fence timeout,
235     * the thread dumps the record of the oldest unsignalled fence.
236     */
237    pipe_thread thread;
238    pipe_mutex mutex;
239    int kill_thread;
240    struct pipe_resource *fence;
241    struct pipe_transfer *fence_transfer;
242    uint32_t *mapped_fence;
243    uint32_t sequence_no;
244    struct dd_draw_record *records;
245    int max_log_buffer_size;
246 };
247 
248 
249 struct pipe_context *
250 dd_context_create(struct dd_screen *dscreen, struct pipe_context *pipe);
251 
252 void
253 dd_init_draw_functions(struct dd_context *dctx);
254 PIPE_THREAD_ROUTINE(dd_thread_pipelined_hang_detect, input);
255 
256 
257 static inline struct dd_context *
dd_context(struct pipe_context * pipe)258 dd_context(struct pipe_context *pipe)
259 {
260    return (struct dd_context *)pipe;
261 }
262 
263 static inline struct dd_screen *
dd_screen(struct pipe_screen * screen)264 dd_screen(struct pipe_screen *screen)
265 {
266    return (struct dd_screen*)screen;
267 }
268 
269 
270 #define CTX_INIT(_member) \
271    dctx->base._member = dctx->pipe->_member ? dd_context_##_member : NULL
272 
273 #endif /* DD_H_ */
274