1 /* -*- mode: C; c-file-style: "k&r"; tab-width 4; indent-tabs-mode: t; -*- */
4 * Copyright (C) 2012 Rob Clark <robclark@freedesktop.org>
6 * Permission is hereby granted, free of charge, to any person obtaining a
7 * copy of this software and associated documentation files (the "Software"),
8 * to deal in the Software without restriction, including without limitation
9 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
10 * and/or sell copies of the Software, and to permit persons to whom the
11 * Software is furnished to do so, subject to the following conditions:
13 * The above copyright notice and this permission notice (including the next
14 * paragraph) shall be included in all copies or substantial portions of the
17 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
18 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
19 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
20 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
21 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
22 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
26 * Rob Clark <robclark@freedesktop.org>
29 #ifndef FREEDRENO_UTIL_H_
30 #define FREEDRENO_UTIL_H_
32 #include <freedreno_drmif.h>
33 #include <freedreno_ringbuffer.h>
35 #include "pipe/p_format.h"
36 #include "pipe/p_state.h"
37 #include "util/u_debug.h"
38 #include "util/u_math.h"
39 #include "util/u_half.h"
40 #include "util/u_dynarray.h"
41 #include "util/u_pack_color.h"
44 #include "adreno_common.xml.h"
45 #include "adreno_pm4.xml.h"
47 enum adreno_rb_depth_format
fd_pipe2depth(enum pipe_format format
);
48 enum pc_di_index_size
fd_pipe2index(enum pipe_format format
);
49 enum adreno_rb_blend_factor
fd_blend_factor(unsigned factor
);
50 enum adreno_pa_su_sc_draw
fd_polygon_mode(unsigned mode
);
51 enum adreno_stencil_op
fd_stencil_op(unsigned op
);
53 #define A3XX_MAX_MIP_LEVELS 14
54 /* TBD if it is same on a2xx, but for now: */
55 #define MAX_MIP_LEVELS A3XX_MAX_MIP_LEVELS
57 #define A2XX_MAX_RENDER_TARGETS 1
58 #define A3XX_MAX_RENDER_TARGETS 4
59 #define A4XX_MAX_RENDER_TARGETS 8
61 #define MAX_RENDER_TARGETS A4XX_MAX_RENDER_TARGETS
63 #define FD_DBG_MSGS 0x0001
64 #define FD_DBG_DISASM 0x0002
65 #define FD_DBG_DCLEAR 0x0004
66 #define FD_DBG_DDRAW 0x0008
67 #define FD_DBG_NOSCIS 0x0010
68 #define FD_DBG_DIRECT 0x0020
69 #define FD_DBG_NOBYPASS 0x0040
70 #define FD_DBG_FRAGHALF 0x0080
71 #define FD_DBG_NOBIN 0x0100
72 #define FD_DBG_OPTMSGS 0x0200
73 #define FD_DBG_GLSL120 0x0400
74 #define FD_DBG_SHADERDB 0x0800
75 #define FD_DBG_FLUSH 0x1000
76 #define FD_DBG_DEQP 0x2000
77 #define FD_DBG_NIR 0x4000
78 #define FD_DBG_REORDER 0x8000
79 #define FD_DBG_BSTAT 0x10000
81 extern int fd_mesa_debug
;
82 extern bool fd_binning_enabled
;
84 #define DBG(fmt, ...) \
85 do { if (fd_mesa_debug & FD_DBG_MSGS) \
86 debug_printf("%s:%d: "fmt "\n", \
87 __FUNCTION__, __LINE__, ##__VA_ARGS__); } while (0)
89 /* for conditionally setting boolean flag(s): */
90 #define COND(bool, val) ((bool) ? (val) : 0)
92 #define CP_REG(reg) ((0x4 << 16) | ((unsigned int)((reg) - (0x2000))))
94 static inline uint32_t DRAW(enum pc_di_primtype prim_type
,
95 enum pc_di_src_sel source_select
, enum pc_di_index_size index_size
,
96 enum pc_di_vis_cull_mode vis_cull_mode
,
99 return (prim_type
<< 0) |
100 (source_select
<< 6) |
101 ((index_size
& 1) << 11) |
102 ((index_size
>> 1) << 13) |
103 (vis_cull_mode
<< 9) |
108 /* for tracking cmdstream positions that need to be patched: */
113 #define fd_patch_num_elements(buf) ((buf)->size / sizeof(struct fd_cs_patch))
114 #define fd_patch_element(buf, i) util_dynarray_element(buf, struct fd_cs_patch, i)
116 static inline enum pipe_format
117 pipe_surface_format(struct pipe_surface
*psurf
)
120 return PIPE_FORMAT_NONE
;
121 return psurf
->format
;
125 fd_surface_half_precision(const struct pipe_surface
*psurf
)
127 enum pipe_format format
;
132 format
= psurf
->format
;
134 /* colors are provided in consts, which go through cov.f32f16, which will
137 if (util_format_is_pure_integer(format
))
140 /* avoid losing precision on 32-bit float formats */
141 if (util_format_is_float(format
) &&
142 util_format_get_component_bits(format
, UTIL_FORMAT_COLORSPACE_RGB
, 0) == 32)
148 static inline unsigned
149 fd_sampler_first_level(const struct pipe_sampler_view
*view
)
151 if (view
->target
== PIPE_BUFFER
)
153 return view
->u
.tex
.first_level
;
156 static inline unsigned
157 fd_sampler_last_level(const struct pipe_sampler_view
*view
)
159 if (view
->target
== PIPE_BUFFER
)
161 return view
->u
.tex
.last_level
;
165 fd_half_precision(struct pipe_framebuffer_state
*pfb
)
169 for (i
= 0; i
< pfb
->nr_cbufs
; i
++)
170 if (!fd_surface_half_precision(pfb
->cbufs
[i
]))
178 static inline void emit_marker(struct fd_ringbuffer
*ring
, int scratch_idx
);
181 OUT_RING(struct fd_ringbuffer
*ring
, uint32_t data
)
184 DBG("ring[%p]: OUT_RING %04x: %08x", ring
,
185 (uint32_t)(ring
->cur
- ring
->last_start
), data
);
187 fd_ringbuffer_emit(ring
, data
);
190 /* like OUT_RING() but appends a cmdstream patch point to 'buf' */
192 OUT_RINGP(struct fd_ringbuffer
*ring
, uint32_t data
,
193 struct util_dynarray
*buf
)
196 DBG("ring[%p]: OUT_RINGP %04x: %08x", ring
,
197 (uint32_t)(ring
->cur
- ring
->last_start
), data
);
199 util_dynarray_append(buf
, struct fd_cs_patch
, ((struct fd_cs_patch
){
206 OUT_RELOC(struct fd_ringbuffer
*ring
, struct fd_bo
*bo
,
207 uint32_t offset
, uint32_t or, int32_t shift
)
210 DBG("ring[%p]: OUT_RELOC %04x: %p+%u << %d", ring
,
211 (uint32_t)(ring
->cur
- ring
->last_start
), bo
, offset
, shift
);
213 debug_assert(offset
< fd_bo_size(bo
));
214 fd_ringbuffer_reloc(ring
, &(struct fd_reloc
){
216 .flags
= FD_RELOC_READ
,
224 OUT_RELOCW(struct fd_ringbuffer
*ring
, struct fd_bo
*bo
,
225 uint32_t offset
, uint32_t or, int32_t shift
)
228 DBG("ring[%p]: OUT_RELOCW %04x: %p+%u << %d", ring
,
229 (uint32_t)(ring
->cur
- ring
->last_start
), bo
, offset
, shift
);
231 debug_assert(offset
< fd_bo_size(bo
));
232 fd_ringbuffer_reloc(ring
, &(struct fd_reloc
){
234 .flags
= FD_RELOC_READ
| FD_RELOC_WRITE
,
241 static inline void BEGIN_RING(struct fd_ringbuffer
*ring
, uint32_t ndwords
)
243 if (ring
->cur
+ ndwords
>= ring
->end
)
244 fd_ringbuffer_grow(ring
, ndwords
);
248 OUT_PKT0(struct fd_ringbuffer
*ring
, uint16_t regindx
, uint16_t cnt
)
250 BEGIN_RING(ring
, cnt
+1);
251 OUT_RING(ring
, CP_TYPE0_PKT
| ((cnt
-1) << 16) | (regindx
& 0x7FFF));
255 OUT_PKT2(struct fd_ringbuffer
*ring
)
258 OUT_RING(ring
, CP_TYPE2_PKT
);
262 OUT_PKT3(struct fd_ringbuffer
*ring
, uint8_t opcode
, uint16_t cnt
)
264 BEGIN_RING(ring
, cnt
+1);
265 OUT_RING(ring
, CP_TYPE3_PKT
| ((cnt
-1) << 16) | ((opcode
& 0xFF) << 8));
269 OUT_WFI(struct fd_ringbuffer
*ring
)
271 OUT_PKT3(ring
, CP_WAIT_FOR_IDLE
, 1);
272 OUT_RING(ring
, 0x00000000);
276 __OUT_IB(struct fd_ringbuffer
*ring
, bool prefetch
, struct fd_ringbuffer
*target
)
278 unsigned count
= fd_ringbuffer_cmd_count(target
);
280 /* for debug after a lock up, write a unique counter value
281 * to scratch6 for each IB, to make it easier to match up
282 * register dumps to cmdstream. The combination of IB and
283 * DRAW (scratch7) is enough to "triangulate" the particular
284 * draw that caused lockup.
286 emit_marker(ring
, 6);
288 for (unsigned i
= 0; i
< count
; i
++) {
290 OUT_PKT3(ring
, prefetch
? CP_INDIRECT_BUFFER_PFE
: CP_INDIRECT_BUFFER_PFD
, 2);
291 dwords
= fd_ringbuffer_emit_reloc_ring_full(ring
, target
, i
) / 4;
293 OUT_RING(ring
, dwords
);
297 emit_marker(ring
, 6);
300 /* CP_SCRATCH_REG4 is used to hold base address for query results: */
301 #define HW_QUERY_BASE_REG REG_AXXX_CP_SCRATCH_REG4
304 emit_marker(struct fd_ringbuffer
*ring
, int scratch_idx
)
306 extern unsigned marker_cnt
;
307 unsigned reg
= REG_AXXX_CP_SCRATCH_REG0
+ scratch_idx
;
308 assert(reg
!= HW_QUERY_BASE_REG
);
309 if (reg
== HW_QUERY_BASE_REG
)
311 OUT_PKT0(ring
, reg
, 1);
312 OUT_RING(ring
, ++marker_cnt
);
315 /* helper to get numeric value from environment variable.. mostly
316 * just leaving this here because it is helpful to brute-force figure
317 * out unknown formats, etc, which blob driver does not support:
319 static inline uint32_t env2u(const char *envvar
)
321 char *str
= getenv(envvar
);
323 return strtoul(str
, NULL
, 0);
327 static inline uint32_t
328 pack_rgba(enum pipe_format format
, const float *rgba
)
331 util_pack_color(rgba
, format
, &uc
);
336 * swap - swap value of @a and @b
339 do { __typeof(a) __tmp = (a); (a) = (b); (b) = __tmp; } while (0)
341 #endif /* FREEDRENO_UTIL_H_ */