1/*
2 * Copyright 2016 Patrick Rudolph <siro@das-labor.org>
3 *
4 * Permission is hereby granted, free of charge, f, 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 * on the rights to use, f, copy, modify, merge, f, publish, distribute, f, sub
8 * license, f, and/or sell copies of the Software, f, and to permit persons to whom
9 * the Software is furnished to do so, subject to the following conditions:
10 *
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
13 * 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 AUTHOR(S) AND/OR THEIR SUPPLIERS BE LIABLE FOR ANY CLAIM,
19 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
20 * OTHERWISe, f, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
21 * USE OR OTHER DEALINGS IN THE SOFTWARE. */
22
23/* get number of arguments with __NARG__ */
24#define __NARG__(...)  __NARG_I_(__VA_ARGS__,__RSEQ_N())
25#define __NARG_I_(...) __ARG_N(__VA_ARGS__)
26#define __ARG_N( \
27      _1, _2, _3, _4, _5, _6, _7, _8, _9,_10, \
28     _11,_12,_13,_14,_15,_16,_17,_18,_19,_20, \
29     _21,_22,_23,_24,_25,_26,_27,_28,_29,_30, \
30     _31,_32,_33,_34,_35,_36,_37,_38,_39,_40, \
31     _41,_42,_43,_44,_45,_46,_47,_48,_49,_50, \
32     _51,_52,_53,_54,_55,_56,_57,_58,_59,_60, \
33     _61,_62,_63,N,...) N
34#define __RSEQ_N() \
35     63,62,61,60,                   \
36     59,58,57,56,55,54,53,52,51,50, \
37     49,48,47,46,45,44,43,42,41,40, \
38     39,38,37,36,35,34,33,32,31,30, \
39     29,28,27,26,25,24,23,22,21,20, \
40     19,18,17,16,15,14,13,12,11,10, \
41     9,8,7,6,5,4,3,2,1,0
42
43
44#define _args_for_bypass_1(a) a
45#define _args_for_bypass_7(a, b, c, d, e, f, g) ,g
46#define _args_for_bypass_14(a, b, c, d, e, f, g, ...) ,g _args_for_bypass_7(__VA_ARGS__)
47#define _args_for_bypass_21(a, b, c, d, e, f, g, ...) ,g _args_for_bypass_14(__VA_ARGS__)
48#define _args_for_bypass_28(a, b, c, d, e, f, g, ...) ,g _args_for_bypass_21(__VA_ARGS__)
49#define _args_for_bypass_35(a, b, c, d, e, f, g, ...) ,g _args_for_bypass_28(__VA_ARGS__)
50#define _args_for_bypass_42(a, b, c, d, e, f, g, ...) ,g _args_for_bypass_35(__VA_ARGS__)
51#define _args_for_bypass_49(a, b, c, d, e, f, g, ...) ,g _args_for_bypass_42(__VA_ARGS__)
52#define _args_for_bypass_56(a, b, c, d, e, f, g, ...) ,g _args_for_bypass_49(__VA_ARGS__)
53#define _args_for_bypass_63(a, b, c, d, e, f, g, ...) ,g _args_for_bypass_56(__VA_ARGS__)
54#define _args_for_bypass_70(a, b, c, d, e, f, g, ...) ,g _args_for_bypass_63(__VA_ARGS__)
55
56#define _GFUNC_(n) _args_for_bypass_##n
57#define _GFUNC(n) _GFUNC_(n)
58
59#define ARGS_FOR_BYPASS(...) _GFUNC(__NARG__(__VA_ARGS__)) (__VA_ARGS__)
60
61#define _args_for_mem_1(a) a;
62#define _args_for_mem_7(a, b, c, d, e, f, g) f;
63#define _args_for_mem_14(a, b, c, d, e, f, g, ...) f; _args_for_mem_7(__VA_ARGS__)
64#define _args_for_mem_21(a, b, c, d, e, f, g, ...) f; _args_for_mem_14(__VA_ARGS__)
65#define _args_for_mem_28(a, b, c, d, e, f, g, ...) f; _args_for_mem_21(__VA_ARGS__)
66#define _args_for_mem_35(a, b, c, d, e, f, g, ...) f; _args_for_mem_28(__VA_ARGS__)
67#define _args_for_mem_42(a, b, c, d, e, f, g, ...) f; _args_for_mem_35(__VA_ARGS__)
68#define _args_for_mem_49(a, b, c, d, e, f, g, ...) f; _args_for_mem_42(__VA_ARGS__)
69#define _args_for_mem_56(a, b, c, d, e, f, g, ...) f; _args_for_mem_49(__VA_ARGS__)
70#define _args_for_mem_63(a, b, c, d, e, f, g, ...) f; _args_for_mem_56(__VA_ARGS__)
71#define _args_for_mem_70(a, b, c, d, e, f, g, ...) f; _args_for_mem_63(__VA_ARGS__)
72
73#define _FFUNC_(n) _args_for_mem_##n
74#define _FFUNC(n) _FFUNC_(n)
75
76#define ARGS_FOR_MEM(...) _FFUNC(__NARG__(__VA_ARGS__)) (__VA_ARGS__)
77
78#define _args_for_unbind_1(a) a;
79#define _args_for_unbind_7(a, b, c, d, e, f, g) e;
80#define _args_for_unbind_14(a, b, c, d, e, f, g, ...) e; _args_for_unbind_7(__VA_ARGS__)
81#define _args_for_unbind_21(a, b, c, d, e, f, g, ...) e; _args_for_unbind_14(__VA_ARGS__)
82#define _args_for_unbind_28(a, b, c, d, e, f, g, ...) e; _args_for_unbind_21(__VA_ARGS__)
83#define _args_for_unbind_35(a, b, c, d, e, f, g, ...) e; _args_for_unbind_28(__VA_ARGS__)
84#define _args_for_unbind_42(a, b, c, d, e, f, g, ...) e; _args_for_unbind_35(__VA_ARGS__)
85#define _args_for_unbind_49(a, b, c, d, e, f, g, ...) e; _args_for_unbind_42(__VA_ARGS__)
86#define _args_for_unbind_56(a, b, c, d, e, f, g, ...) e; _args_for_unbind_49(__VA_ARGS__)
87#define _args_for_unbind_63(a, b, c, d, e, f, g, ...) e; _args_for_unbind_56(__VA_ARGS__)
88#define _args_for_unbind_70(a, b, c, d, e, f, g, ...) e; _args_for_unbind_63(__VA_ARGS__)
89
90#define _EFUNC_(n) _args_for_unbind_##n
91#define _EFUNC(n) _EFUNC_(n)
92
93#define ARGS_FOR_UNBIND(...) _EFUNC(__NARG__(__VA_ARGS__)) (__VA_ARGS__)
94
95#define _args_for_call_1(a) a
96#define _args_for_call_7(a, b, c, d, e, f, g) ,d
97#define _args_for_call_14(a, b, c, d, e, f, g, ...) ,d _args_for_call_7(__VA_ARGS__)
98#define _args_for_call_21(a, b, c, d, e, f, g, ...) ,d _args_for_call_14(__VA_ARGS__)
99#define _args_for_call_28(a, b, c, d, e, f, g, ...) ,d _args_for_call_21(__VA_ARGS__)
100#define _args_for_call_35(a, b, c, d, e, f, g, ...) ,d _args_for_call_28(__VA_ARGS__)
101#define _args_for_call_42(a, b, c, d, e, f, g, ...) ,d _args_for_call_35(__VA_ARGS__)
102#define _args_for_call_49(a, b, c, d, e, f, g, ...) ,d _args_for_call_42(__VA_ARGS__)
103#define _args_for_call_56(a, b, c, d, e, f, g, ...) ,d _args_for_call_49(__VA_ARGS__)
104#define _args_for_call_63(a, b, c, d, e, f, g, ...) ,d _args_for_call_56(__VA_ARGS__)
105#define _args_for_call_70(a, b, c, d, e, f, g, ...) ,d _args_for_call_63(__VA_ARGS__)
106
107#define _DFUNC_(n) _args_for_call_##n
108#define _DFUNC(n) _DFUNC_(n)
109
110#define ARGS_FOR_CALL(...) _DFUNC(__NARG__(__VA_ARGS__)) (__VA_ARGS__)
111
112#define _args_for_decl_1(a) a
113#define _args_for_decl_7(a, b, c, d, e, f, g) ,c
114#define _args_for_decl_14(a, b, c, d, e, f, g, ...) ,c _args_for_decl_7(__VA_ARGS__)
115#define _args_for_decl_21(a, b, c, d, e, f, g, ...) ,c _args_for_decl_14(__VA_ARGS__)
116#define _args_for_decl_28(a, b, c, d, e, f, g, ...) ,c _args_for_decl_21(__VA_ARGS__)
117#define _args_for_decl_35(a, b, c, d, e, f, g, ...) ,c _args_for_decl_28(__VA_ARGS__)
118#define _args_for_decl_42(a, b, c, d, e, f, g, ...) ,c _args_for_decl_35(__VA_ARGS__)
119#define _args_for_decl_49(a, b, c, d, e, f, g, ...) ,c _args_for_decl_42(__VA_ARGS__)
120#define _args_for_decl_56(a, b, c, d, e, f, g, ...) ,c _args_for_decl_49(__VA_ARGS__)
121#define _args_for_decl_63(a, b, c, d, e, f, g, ...) ,c _args_for_decl_56(__VA_ARGS__)
122#define _args_for_decl_70(a, b, c, d, e, f, g, ...) ,c _args_for_decl_63(__VA_ARGS__)
123
124#define _CFUNC_(n) _args_for_decl_##n
125#define _CFUNC(n) _CFUNC_(n)
126
127#define ARGS_FOR_DECLARATION(...) _CFUNC(__NARG__(__VA_ARGS__)) (__VA_ARGS__)
128
129#define _args_for_assign_1(a) a
130#define _args_for_assign_7(a, b, c, d, e, f, g) b;
131#define _args_for_assign_14(a, b, c, d, e, f, g, ...) b; _args_for_assign_7(__VA_ARGS__)
132#define _args_for_assign_21(a, b, c, d, e, f, g, ...) b; _args_for_assign_14(__VA_ARGS__)
133#define _args_for_assign_28(a, b, c, d, e, f, g, ...) b; _args_for_assign_21(__VA_ARGS__)
134#define _args_for_assign_35(a, b, c, d, e, f, g, ...) b; _args_for_assign_28(__VA_ARGS__)
135#define _args_for_assign_42(a, b, c, d, e, f, g, ...) b; _args_for_assign_35(__VA_ARGS__)
136#define _args_for_assign_49(a, b, c, d, e, f, g, ...) b; _args_for_assign_42(__VA_ARGS__)
137#define _args_for_assign_56(a, b, c, d, e, f, g, ...) b; _args_for_assign_49(__VA_ARGS__)
138#define _args_for_assign_63(a, b, c, d, e, f, g, ...) b; _args_for_assign_56(__VA_ARGS__)
139#define _args_for_assign_70(a, b, c, d, e, f, g, ...) b; _args_for_assign_63(__VA_ARGS__)
140
141#define _BFUNC_(n) _args_for_assign_##n
142#define _BFUNC(n) _BFUNC_(n)
143
144#define ARGS_FOR_ASSIGN(...) _BFUNC(__NARG__(__VA_ARGS__)) (__VA_ARGS__)
145
146#define _args_for_struct_1(a) a;
147#define _args_for_struct_7(a, b, c, d, e, f, g) a;
148#define _args_for_struct_14(a, b, c, d, e, f, g, ...) a; _args_for_struct_7(__VA_ARGS__)
149#define _args_for_struct_21(a, b, c, d, e, f, g, ...) a; _args_for_struct_14(__VA_ARGS__)
150#define _args_for_struct_28(a, b, c, d, e, f, g, ...) a; _args_for_struct_21(__VA_ARGS__)
151#define _args_for_struct_35(a, b, c, d, e, f, g, ...) a; _args_for_struct_28(__VA_ARGS__)
152#define _args_for_struct_42(a, b, c, d, e, f, g, ...) a; _args_for_struct_35(__VA_ARGS__)
153#define _args_for_struct_49(a, b, c, d, e, f, g, ...) a; _args_for_struct_42(__VA_ARGS__)
154#define _args_for_struct_56(a, b, c, d, e, f, g, ...) a; _args_for_struct_49(__VA_ARGS__)
155#define _args_for_struct_63(a, b, c, d, e, f, g, ...) a; _args_for_struct_56(__VA_ARGS__)
156#define _args_for_struct_70(a, b, c, d, e, f, g, ...) a; _args_for_struct_63(__VA_ARGS__)
157
158#define _AFUNC_(n) _args_for_struct_##n
159#define _AFUNC(n) _AFUNC_(n)
160
161#define ARGS_FOR_STRUCT(...) _AFUNC(__NARG__(__VA_ARGS__)) (__VA_ARGS__)
162
163/* Serialization and deserialization */
164
165#define CSMT_ITEM_NO_WAIT(name, ...) \
166\
167struct s_##name##_private { \
168    struct csmt_instruction instr; \
169    ARGS_FOR_STRUCT( __VA_ARGS__ ) \
170}; \
171\
172static void \
173name##_priv( struct NineDevice9 *device ARGS_FOR_DECLARATION( __VA_ARGS__ ) ); \
174\
175static int \
176name##_rx( struct NineDevice9 *device, struct csmt_instruction *instr ) \
177{ \
178    struct csmt_context *ctx = device->csmt_ctx; \
179    struct s_##name##_private *args = (struct s_##name##_private *)instr; \
180    \
181    (void) args; \
182    (void) ctx; \
183    name##_priv( \
184        device ARGS_FOR_CALL( __VA_ARGS__ ) \
185    ); \
186    ARGS_FOR_UNBIND( __VA_ARGS__ ) \
187    return 0; \
188} \
189\
190void \
191name( struct NineDevice9 *device ARGS_FOR_DECLARATION( __VA_ARGS__ ) ) \
192{ \
193    struct csmt_context *ctx = device->csmt_ctx; \
194    struct s_##name##_private *args; \
195    unsigned memsize = sizeof(struct s_##name##_private); \
196    unsigned memsize2 = 0; \
197    \
198    if (!device->csmt_active) { \
199        name##_priv( \
200            device ARGS_FOR_BYPASS( __VA_ARGS__ ) \
201        ); \
202        return; \
203    } \
204    ARGS_FOR_MEM ( __VA_ARGS__ ) \
205    args = nine_queue_alloc(ctx->pool, memsize + memsize2); \
206    assert(args); \
207    args->instr.func = &name##_rx; \
208    ARGS_FOR_ASSIGN( __VA_ARGS__ ) \
209} \
210\
211static void \
212name##_priv( struct NineDevice9 *device ARGS_FOR_DECLARATION( __VA_ARGS__ ) )
213
214#define CSMT_ITEM_NO_WAIT_WITH_COUNTER(name, ...) \
215\
216struct s_##name##_private { \
217    struct csmt_instruction instr; \
218    unsigned *counter; \
219    ARGS_FOR_STRUCT( __VA_ARGS__ ) \
220}; \
221\
222static void \
223name##_priv( struct NineDevice9 *device ARGS_FOR_DECLARATION( __VA_ARGS__ ) ); \
224\
225static int \
226name##_rx( struct NineDevice9 *device, struct csmt_instruction *instr ) \
227{ \
228    struct csmt_context *ctx = device->csmt_ctx; \
229    struct s_##name##_private *args = (struct s_##name##_private *)instr; \
230    \
231    (void) args; \
232    (void) ctx; \
233    name##_priv( \
234        device ARGS_FOR_CALL( __VA_ARGS__ ) \
235    ); \
236    p_atomic_dec(args->counter); \
237    ARGS_FOR_UNBIND( __VA_ARGS__ ) \
238    return 0; \
239} \
240\
241void \
242name( struct NineDevice9 *device, unsigned *counter ARGS_FOR_DECLARATION( __VA_ARGS__ ) ) \
243{ \
244    struct csmt_context *ctx = device->csmt_ctx; \
245    struct s_##name##_private *args; \
246    unsigned memsize = sizeof(struct s_##name##_private); \
247    unsigned memsize2 = 0; \
248    \
249    if (!device->csmt_active) { \
250        name##_priv( \
251            device ARGS_FOR_BYPASS( __VA_ARGS__ ) \
252        ); \
253        return; \
254    } \
255    assert(counter); \
256    p_atomic_inc(counter); \
257    ARGS_FOR_MEM ( __VA_ARGS__ ) \
258    args = nine_queue_alloc(ctx->pool, memsize + memsize2); \
259    assert(args); \
260    args->instr.func = &name##_rx; \
261    args->counter = counter; \
262    ARGS_FOR_ASSIGN( __VA_ARGS__ ) \
263} \
264\
265static void \
266name##_priv( struct NineDevice9 *device ARGS_FOR_DECLARATION( __VA_ARGS__ ) )
267
268#define CSMT_ITEM_DO_WAIT(name, ...) \
269\
270struct s_##name##_private { \
271    struct csmt_instruction instr; \
272    ARGS_FOR_STRUCT( __VA_ARGS__ ) \
273}; \
274static void \
275name##_priv( struct NineDevice9 *device ARGS_FOR_DECLARATION( __VA_ARGS__ ) ); \
276\
277static int \
278name##_rx( struct NineDevice9 *device, struct csmt_instruction *instr) \
279{ \
280    struct csmt_context *ctx = device->csmt_ctx; \
281    struct s_##name##_private *args = (struct s_##name##_private *)instr; \
282    \
283    (void) args; \
284    (void) ctx; \
285    name##_priv( \
286        device ARGS_FOR_CALL( __VA_ARGS__ ) \
287    ); \
288    ARGS_FOR_UNBIND( __VA_ARGS__ ) \
289    return 1; \
290} \
291\
292void \
293name( struct NineDevice9 *device ARGS_FOR_DECLARATION( __VA_ARGS__ ) ) \
294{ \
295    struct csmt_context *ctx = device->csmt_ctx; \
296    struct s_##name##_private *args; \
297    unsigned memsize = sizeof(struct s_##name##_private); \
298    unsigned memsize2 = 0; \
299    \
300    if (!device->csmt_active) { \
301        name##_priv( \
302            device ARGS_FOR_BYPASS( __VA_ARGS__ ) \
303        ); \
304        return; \
305    } \
306    ARGS_FOR_MEM ( __VA_ARGS__ ) \
307    args = nine_queue_alloc(ctx->pool, memsize + memsize2); \
308    assert(args); \
309    args->instr.func = &name##_rx; \
310    ARGS_FOR_ASSIGN( __VA_ARGS__ ) \
311    ctx->processed = FALSE; \
312    nine_queue_flush(ctx->pool); \
313    nine_csmt_wait_processed(ctx); \
314} \
315\
316static void \
317name##_priv( struct NineDevice9 *device ARGS_FOR_DECLARATION( __VA_ARGS__ ) )
318
319/* ARGS_FOR_STRUCT, ARGS_FOR_ASSIGN, ARGS_FOR_DECLARATION, ARGS_FOR_CALL, ARGS_FOR_UNBIND, ARGS_FOR_MEM, ARGS_FOR_BYPASS */
320#define ARG_VAL(x, y) \
321        x _##y ; ,\
322        args->_##y = y ; ,\
323        x y ,\
324        args->_##y ,\
325        ,\
326        ,\
327        y
328
329#define ARG_REF(x, y) \
330        x* _##y ; ,\
331        args->_##y = y; ,\
332        x *y ,\
333        args->_##y ,\
334        ,\
335        ,\
336        y
337
338#define ARG_COPY_REF(x, y) \
339        x * _##y ; x __##y ; ,\
340        if ( y ) { args->_##y = &args->__##y ; args->__##y = *y ; } else { args->_##y = NULL; } ,\
341        const x *y ,\
342        (const x *)args->_##y ,\
343        ,\
344        ,\
345        (const x *)y
346
347#define ARG_BIND_REF(x, y) \
348        x * _##y ,\
349        if ( y ) \
350            NineUnknown_Bind( (void *)y ); \
351        args->_##y = y ; ,\
352        x *y ,\
353        args->_##y,\
354        if (args->_##y) \
355            NineUnknown_Unbind((void *)(args->_##y)); \
356        args->_##y = NULL; ,\
357        ,\
358        y
359
360#define ARG_BIND_RES(x, y) \
361        x * _##y ,\
362        args->_##y = NULL; \
363        if (y) \
364            pipe_resource_reference(&args->_##y, y); ,\
365        x *y ,\
366        args->_##y ,\
367        if (args->_##y) \
368            pipe_resource_reference(&args->_##y, NULL); ,\
369        ,\
370        y
371
372#define ARG_MEM(x, y) \
373        x * _##y ,\
374        args->_##y = (void *)args + memsize;\
375        memcpy(args->_##y, y, memsize2); ,\
376        const x *y ,\
377        (const x *)args->_##y ,\
378        ,\
379        ,\
380        (const x *)y
381
382#define ARG_MEM_SIZE(x, y) \
383        x _##y ,\
384        args->_##y = y; ,\
385        x y ,\
386        args->_##y ,\
387        ,\
388        memsize2 = y, \
389        y
390
391#define ARG_BIND_BLIT(x, y) \
392        x _##y ,\
393        memcpy(&args->_##y , y, sizeof(x)); \
394        args->_##y.src.resource = NULL; \
395        args->_##y.dst.resource = NULL; \
396        pipe_resource_reference(&args->_##y.src.resource, y->src.resource); \
397        pipe_resource_reference(&args->_##y.dst.resource, y->dst.resource);,\
398        x *y ,\
399        &args->_##y ,\
400        pipe_resource_reference(&args->_##y.src.resource, NULL); \
401        pipe_resource_reference(&args->_##y.dst.resource, NULL);,\
402        ,\
403        y
404
405#define ARG_BIND_VBUF(x, y) \
406        x _##y ,\
407        memcpy(&args->_##y , y, sizeof(x)); \
408        args->_##y.buffer.resource = NULL; \
409        pipe_resource_reference(&args->_##y.buffer.resource, y->buffer.resource); ,\
410        x *y ,\
411        &args->_##y ,\
412        pipe_resource_reference(&args->_##y.buffer.resource, NULL); ,\
413        ,\
414        y
415
416#define ARG_BIND_IBUF(x, y) \
417        x _##y ,\
418        memcpy(&args->_##y , y, sizeof(x)); \
419        args->_##y.buffer = NULL; \
420        pipe_resource_reference(&args->_##y.buffer, y->buffer); ,\
421        x *y ,\
422        &args->_##y ,\
423        pipe_resource_reference(&args->_##y.buffer, NULL); ,\
424        ,\
425        y
426
427#define ARG_BIND_VIEW(x, y) \
428        x * _##y ,\
429        args->_##y = NULL; \
430        if (y) \
431            pipe_sampler_view_reference(&args->_##y, y); ,\
432        x *y ,\
433        args->_##y ,\
434        if (args->_##y) \
435            pipe_sampler_view_reference(&args->_##y, NULL); ,\
436        ,\
437        y
438
439