1 #ifndef INTEL_BATCHBUFFER_H
2 #define INTEL_BATCHBUFFER_H
4 #include "main/mtypes.h"
6 #include "intel_context.h"
7 #include "intel_bufmgr.h"
10 #define BATCH_RESERVED 16
12 void intel_batchbuffer_init(struct intel_context
*intel
);
13 void intel_batchbuffer_reset(struct intel_context
*intel
);
14 void intel_batchbuffer_free(struct intel_context
*intel
);
16 void _intel_batchbuffer_flush(struct intel_context
*intel
,
17 const char *file
, int line
);
19 #define intel_batchbuffer_flush(intel) \
20 _intel_batchbuffer_flush(intel, __FILE__, __LINE__)
24 /* Unlike bmBufferData, this currently requires the buffer be mapped.
25 * Consider it a convenience function wrapping multple
26 * intel_buffer_dword() calls.
28 void intel_batchbuffer_data(struct intel_context
*intel
,
29 const void *data
, GLuint bytes
, bool is_blit
);
31 GLboolean
intel_batchbuffer_emit_reloc(struct intel_context
*intel
,
33 uint32_t read_domains
,
34 uint32_t write_domain
,
36 GLboolean
intel_batchbuffer_emit_reloc_fenced(struct intel_context
*intel
,
38 uint32_t read_domains
,
39 uint32_t write_domain
,
41 void intel_batchbuffer_emit_mi_flush(struct intel_context
*intel
);
42 void intel_emit_post_sync_nonzero_flush(struct intel_context
*intel
);
44 static INLINE
uint32_t float_as_int(float f
)
55 /* Inline functions - might actually be better off with these
56 * non-inlined. Certainly better off switching all command packets to
57 * be passed as structs rather than dwords, but that's a little bit of
61 intel_batchbuffer_space(struct intel_context
*intel
)
63 return (intel
->batch
.state_batch_offset
- intel
->batch
.reserved_space
) - intel
->batch
.used
*4;
68 intel_batchbuffer_emit_dword(struct intel_context
*intel
, GLuint dword
)
71 assert(intel_batchbuffer_space(intel
) >= 4);
73 intel
->batch
.map
[intel
->batch
.used
++] = dword
;
77 intel_batchbuffer_emit_float(struct intel_context
*intel
, float f
)
79 intel_batchbuffer_emit_dword(intel
, float_as_int(f
));
83 intel_batchbuffer_require_space(struct intel_context
*intel
,
84 GLuint sz
, int is_blit
)
87 if (intel
->gen
>= 6 &&
88 intel
->batch
.is_blit
!= is_blit
&& intel
->batch
.used
) {
89 intel_batchbuffer_flush(intel
);
92 intel
->batch
.is_blit
= is_blit
;
95 assert(sz
< sizeof(intel
->batch
.map
) - BATCH_RESERVED
);
97 if (intel_batchbuffer_space(intel
) < sz
)
98 intel_batchbuffer_flush(intel
);
102 intel_batchbuffer_begin(struct intel_context
*intel
, int n
, bool is_blit
)
104 intel_batchbuffer_require_space(intel
, n
* 4, is_blit
);
106 intel
->batch
.emit
= intel
->batch
.used
;
108 intel
->batch
.total
= n
;
113 intel_batchbuffer_advance(struct intel_context
*intel
)
116 struct intel_batchbuffer
*batch
= &intel
->batch
;
117 unsigned int _n
= batch
->used
- batch
->emit
;
118 assert(batch
->total
!= 0);
119 if (_n
!= batch
->total
) {
120 fprintf(stderr
, "ADVANCE_BATCH: %d of %d dwords emitted\n",
128 void intel_batchbuffer_cached_advance(struct intel_context
*intel
);
130 /* Here are the crusty old macros, to be removed:
134 #define BEGIN_BATCH(n) intel_batchbuffer_begin(intel, n, false)
135 #define BEGIN_BATCH_BLT(n) intel_batchbuffer_begin(intel, n, true)
136 #define OUT_BATCH(d) intel_batchbuffer_emit_dword(intel, d)
137 #define OUT_BATCH_F(f) intel_batchbuffer_emit_float(intel,f)
138 #define OUT_RELOC(buf, read_domains, write_domain, delta) do { \
139 intel_batchbuffer_emit_reloc(intel, buf, \
140 read_domains, write_domain, delta); \
142 #define OUT_RELOC_FENCED(buf, read_domains, write_domain, delta) do { \
143 intel_batchbuffer_emit_reloc_fenced(intel, buf, \
144 read_domains, write_domain, delta); \
147 #define ADVANCE_BATCH() intel_batchbuffer_advance(intel);
148 #define CACHED_BATCH() intel_batchbuffer_cached_advance(intel);