xref: /aosp_15_r20/external/mesa3d/src/gallium/drivers/virgl/virgl_encode.c (revision 6104692788411f58d303aa86923a9ff6ecaded22)
1 /*
2  * Copyright 2014, 2015 Red Hat.
3  *
4  * Permission is hereby granted, free of charge, 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, copy, modify, merge, publish, distribute, sub
8  * license, and/or sell copies of the Software, 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, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
21  * USE OR OTHER DEALINGS IN THE SOFTWARE.
22  */
23 #include <stdint.h>
24 #include <assert.h>
25 #include <string.h>
26 
27 #include "util/format/u_format.h"
28 #include "util/u_memory.h"
29 #include "util/u_math.h"
30 #include "pipe/p_state.h"
31 #include "tgsi/tgsi_dump.h"
32 #include "tgsi/tgsi_parse.h"
33 
34 #include "virgl_context.h"
35 #include "virgl_encode.h"
36 #include "virtio-gpu/virgl_protocol.h"
37 #include "virgl_resource.h"
38 #include "virgl_screen.h"
39 #include "virgl_video.h"
40 
41 #define VIRGL_ENCODE_MAX_DWORDS MIN2(VIRGL_MAX_CMDBUF_DWORDS, VIRGL_CMD0_MAX_DWORDS)
42 
43 #define CONV_FORMAT(f) [PIPE_FORMAT_##f] = VIRGL_FORMAT_##f,
44 
45 static const enum virgl_formats virgl_formats_conv_table[PIPE_FORMAT_COUNT] = {
46    CONV_FORMAT(NONE)
47    CONV_FORMAT(B8G8R8A8_UNORM)
48    CONV_FORMAT(B8G8R8X8_UNORM)
49    CONV_FORMAT(A8R8G8B8_UNORM)
50    CONV_FORMAT(X8R8G8B8_UNORM)
51    CONV_FORMAT(B5G5R5A1_UNORM)
52    CONV_FORMAT(B4G4R4A4_UNORM)
53    CONV_FORMAT(B5G6R5_UNORM)
54    CONV_FORMAT(R10G10B10A2_UNORM)
55    CONV_FORMAT(L8_UNORM)
56    CONV_FORMAT(A8_UNORM)
57    CONV_FORMAT(I8_UNORM)
58    CONV_FORMAT(L8A8_UNORM)
59    CONV_FORMAT(L16_UNORM)
60    CONV_FORMAT(UYVY)
61    CONV_FORMAT(YUYV)
62    CONV_FORMAT(Z16_UNORM)
63    CONV_FORMAT(Z32_UNORM)
64    CONV_FORMAT(Z32_FLOAT)
65    CONV_FORMAT(Z24_UNORM_S8_UINT)
66    CONV_FORMAT(S8_UINT_Z24_UNORM)
67    CONV_FORMAT(Z24X8_UNORM)
68    CONV_FORMAT(X8Z24_UNORM)
69    CONV_FORMAT(S8_UINT)
70    CONV_FORMAT(R64_FLOAT)
71    CONV_FORMAT(R64G64_FLOAT)
72    CONV_FORMAT(R64G64B64_FLOAT)
73    CONV_FORMAT(R64G64B64A64_FLOAT)
74    CONV_FORMAT(R32_FLOAT)
75    CONV_FORMAT(R32G32_FLOAT)
76    CONV_FORMAT(R32G32B32_FLOAT)
77    CONV_FORMAT(R32G32B32A32_FLOAT)
78    CONV_FORMAT(R32_UNORM)
79    CONV_FORMAT(R32G32_UNORM)
80    CONV_FORMAT(R32G32B32_UNORM)
81    CONV_FORMAT(R32G32B32A32_UNORM)
82    CONV_FORMAT(R32_USCALED)
83    CONV_FORMAT(R32G32_USCALED)
84    CONV_FORMAT(R32G32B32_USCALED)
85    CONV_FORMAT(R32G32B32A32_USCALED)
86    CONV_FORMAT(R32_SNORM)
87    CONV_FORMAT(R32G32_SNORM)
88    CONV_FORMAT(R32G32B32_SNORM)
89    CONV_FORMAT(R32G32B32A32_SNORM)
90    CONV_FORMAT(R32_SSCALED)
91    CONV_FORMAT(R32G32_SSCALED)
92    CONV_FORMAT(R32G32B32_SSCALED)
93    CONV_FORMAT(R32G32B32A32_SSCALED)
94    CONV_FORMAT(R16_UNORM)
95    CONV_FORMAT(R16G16_UNORM)
96    CONV_FORMAT(R16G16B16_UNORM)
97    CONV_FORMAT(R16G16B16A16_UNORM)
98    CONV_FORMAT(R16_USCALED)
99    CONV_FORMAT(R16G16_USCALED)
100    CONV_FORMAT(R16G16B16_USCALED)
101    CONV_FORMAT(R16G16B16A16_USCALED)
102    CONV_FORMAT(R16_SNORM)
103    CONV_FORMAT(R16G16_SNORM)
104    CONV_FORMAT(R16G16B16_SNORM)
105    CONV_FORMAT(R16G16B16A16_SNORM)
106    CONV_FORMAT(R16_SSCALED)
107    CONV_FORMAT(R16G16_SSCALED)
108    CONV_FORMAT(R16G16B16_SSCALED)
109    CONV_FORMAT(R16G16B16A16_SSCALED)
110    CONV_FORMAT(R8_UNORM)
111    CONV_FORMAT(R8G8_UNORM)
112    CONV_FORMAT(R8G8B8_UNORM)
113    CONV_FORMAT(R8G8B8A8_UNORM)
114    CONV_FORMAT(X8B8G8R8_UNORM)
115    CONV_FORMAT(R8_USCALED)
116    CONV_FORMAT(R8G8_USCALED)
117    CONV_FORMAT(R8G8B8_USCALED)
118    CONV_FORMAT(R8G8B8A8_USCALED)
119    CONV_FORMAT(R8_SNORM)
120    CONV_FORMAT(R8G8_SNORM)
121    CONV_FORMAT(R8G8B8_SNORM)
122    CONV_FORMAT(R8G8B8A8_SNORM)
123    CONV_FORMAT(R8_SSCALED)
124    CONV_FORMAT(R8G8_SSCALED)
125    CONV_FORMAT(R8G8B8_SSCALED)
126    CONV_FORMAT(R8G8B8A8_SSCALED)
127    CONV_FORMAT(R32_FIXED)
128    CONV_FORMAT(R32G32_FIXED)
129    CONV_FORMAT(R32G32B32_FIXED)
130    CONV_FORMAT(R32G32B32A32_FIXED)
131    CONV_FORMAT(R16_FLOAT)
132    CONV_FORMAT(R16G16_FLOAT)
133    CONV_FORMAT(R16G16B16_FLOAT)
134    CONV_FORMAT(R16G16B16A16_FLOAT)
135    CONV_FORMAT(L8_SRGB)
136    CONV_FORMAT(L8A8_SRGB)
137    CONV_FORMAT(R8G8B8_SRGB)
138    CONV_FORMAT(A8B8G8R8_SRGB)
139    CONV_FORMAT(X8B8G8R8_SRGB)
140    CONV_FORMAT(B8G8R8A8_SRGB)
141    CONV_FORMAT(B8G8R8X8_SRGB)
142    CONV_FORMAT(A8R8G8B8_SRGB)
143    CONV_FORMAT(X8R8G8B8_SRGB)
144    CONV_FORMAT(R8G8B8A8_SRGB)
145    CONV_FORMAT(DXT1_RGB)
146    CONV_FORMAT(DXT1_RGBA)
147    CONV_FORMAT(DXT3_RGBA)
148    CONV_FORMAT(DXT5_RGBA)
149    CONV_FORMAT(DXT1_SRGB)
150    CONV_FORMAT(DXT1_SRGBA)
151    CONV_FORMAT(DXT3_SRGBA)
152    CONV_FORMAT(DXT5_SRGBA)
153    CONV_FORMAT(RGTC1_UNORM)
154    CONV_FORMAT(RGTC1_SNORM)
155    CONV_FORMAT(RGTC2_UNORM)
156    CONV_FORMAT(RGTC2_SNORM)
157    CONV_FORMAT(R8G8_B8G8_UNORM)
158    CONV_FORMAT(G8R8_G8B8_UNORM)
159    CONV_FORMAT(R8SG8SB8UX8U_NORM)
160    CONV_FORMAT(R5SG5SB6U_NORM)
161    CONV_FORMAT(A8B8G8R8_UNORM)
162    CONV_FORMAT(B5G5R5X1_UNORM)
163    CONV_FORMAT(R10G10B10A2_USCALED)
164    CONV_FORMAT(R11G11B10_FLOAT)
165    CONV_FORMAT(R9G9B9E5_FLOAT)
166    CONV_FORMAT(Z32_FLOAT_S8X24_UINT)
167    CONV_FORMAT(R1_UNORM)
168    CONV_FORMAT(R10G10B10X2_USCALED)
169    CONV_FORMAT(R10G10B10X2_SNORM)
170    CONV_FORMAT(L4A4_UNORM)
171    CONV_FORMAT(B10G10R10A2_UNORM)
172    CONV_FORMAT(R10SG10SB10SA2U_NORM)
173    CONV_FORMAT(R8G8Bx_SNORM)
174    CONV_FORMAT(R8G8B8X8_UNORM)
175    CONV_FORMAT(B4G4R4X4_UNORM)
176    CONV_FORMAT(X24S8_UINT)
177    CONV_FORMAT(S8X24_UINT)
178    CONV_FORMAT(X32_S8X24_UINT)
179    CONV_FORMAT(B2G3R3_UNORM)
180    CONV_FORMAT(L16A16_UNORM)
181    CONV_FORMAT(A16_UNORM)
182    CONV_FORMAT(I16_UNORM)
183    CONV_FORMAT(LATC1_UNORM)
184    CONV_FORMAT(LATC1_SNORM)
185    CONV_FORMAT(LATC2_UNORM)
186    CONV_FORMAT(LATC2_SNORM)
187    CONV_FORMAT(A8_SNORM)
188    CONV_FORMAT(L8_SNORM)
189    CONV_FORMAT(L8A8_SNORM)
190    CONV_FORMAT(I8_SNORM)
191    CONV_FORMAT(A16_SNORM)
192    CONV_FORMAT(L16_SNORM)
193    CONV_FORMAT(L16A16_SNORM)
194    CONV_FORMAT(I16_SNORM)
195    CONV_FORMAT(A16_FLOAT)
196    CONV_FORMAT(L16_FLOAT)
197    CONV_FORMAT(L16A16_FLOAT)
198    CONV_FORMAT(I16_FLOAT)
199    CONV_FORMAT(A32_FLOAT)
200    CONV_FORMAT(L32_FLOAT)
201    CONV_FORMAT(L32A32_FLOAT)
202    CONV_FORMAT(I32_FLOAT)
203    CONV_FORMAT(YV12)
204    CONV_FORMAT(YV16)
205    CONV_FORMAT(IYUV)
206    CONV_FORMAT(NV12)
207    CONV_FORMAT(NV21)
208    CONV_FORMAT(A4R4_UNORM)
209    CONV_FORMAT(R4A4_UNORM)
210    CONV_FORMAT(R8A8_UNORM)
211    CONV_FORMAT(A8R8_UNORM)
212    CONV_FORMAT(R10G10B10A2_SSCALED)
213    CONV_FORMAT(R10G10B10A2_SNORM)
214    CONV_FORMAT(B10G10R10A2_USCALED)
215    CONV_FORMAT(B10G10R10A2_SSCALED)
216    CONV_FORMAT(B10G10R10A2_SNORM)
217    CONV_FORMAT(R8_UINT)
218    CONV_FORMAT(R8G8_UINT)
219    CONV_FORMAT(R8G8B8_UINT)
220    CONV_FORMAT(R8G8B8A8_UINT)
221    CONV_FORMAT(R8_SINT)
222    CONV_FORMAT(R8G8_SINT)
223    CONV_FORMAT(R8G8B8_SINT)
224    CONV_FORMAT(R8G8B8A8_SINT)
225    CONV_FORMAT(R16_UINT)
226    CONV_FORMAT(R16G16_UINT)
227    CONV_FORMAT(R16G16B16_UINT)
228    CONV_FORMAT(R16G16B16A16_UINT)
229    CONV_FORMAT(R16_SINT)
230    CONV_FORMAT(R16G16_SINT)
231    CONV_FORMAT(R16G16B16_SINT)
232    CONV_FORMAT(R16G16B16A16_SINT)
233    CONV_FORMAT(R32_UINT)
234    CONV_FORMAT(R32G32_UINT)
235    CONV_FORMAT(R32G32B32_UINT)
236    CONV_FORMAT(R32G32B32A32_UINT)
237    CONV_FORMAT(R32_SINT)
238    CONV_FORMAT(R32G32_SINT)
239    CONV_FORMAT(R32G32B32_SINT)
240    CONV_FORMAT(R32G32B32A32_SINT)
241    CONV_FORMAT(A8_UINT)
242    CONV_FORMAT(I8_UINT)
243    CONV_FORMAT(L8_UINT)
244    CONV_FORMAT(L8A8_UINT)
245    CONV_FORMAT(A8_SINT)
246    CONV_FORMAT(I8_SINT)
247    CONV_FORMAT(L8_SINT)
248    CONV_FORMAT(L8A8_SINT)
249    CONV_FORMAT(A16_UINT)
250    CONV_FORMAT(I16_UINT)
251    CONV_FORMAT(L16_UINT)
252    CONV_FORMAT(L16A16_UINT)
253    CONV_FORMAT(A16_SINT)
254    CONV_FORMAT(I16_SINT)
255    CONV_FORMAT(L16_SINT)
256    CONV_FORMAT(L16A16_SINT)
257    CONV_FORMAT(A32_UINT)
258    CONV_FORMAT(I32_UINT)
259    CONV_FORMAT(L32_UINT)
260    CONV_FORMAT(L32A32_UINT)
261    CONV_FORMAT(A32_SINT)
262    CONV_FORMAT(I32_SINT)
263    CONV_FORMAT(L32_SINT)
264    CONV_FORMAT(L32A32_SINT)
265    CONV_FORMAT(B10G10R10A2_UINT)
266    CONV_FORMAT(ETC1_RGB8)
267    CONV_FORMAT(R8G8_R8B8_UNORM)
268    CONV_FORMAT(G8R8_B8R8_UNORM)
269    CONV_FORMAT(R8G8B8X8_SNORM)
270    CONV_FORMAT(R8G8B8X8_SRGB)
271    CONV_FORMAT(R8G8B8X8_UINT)
272    CONV_FORMAT(R8G8B8X8_SINT)
273    CONV_FORMAT(B10G10R10X2_UNORM)
274    CONV_FORMAT(R16G16B16X16_UNORM)
275    CONV_FORMAT(R16G16B16X16_SNORM)
276    CONV_FORMAT(R16G16B16X16_FLOAT)
277    CONV_FORMAT(R16G16B16X16_UINT)
278    CONV_FORMAT(R16G16B16X16_SINT)
279    CONV_FORMAT(R32G32B32X32_FLOAT)
280    CONV_FORMAT(R32G32B32X32_UINT)
281    CONV_FORMAT(R32G32B32X32_SINT)
282    CONV_FORMAT(R8A8_SNORM)
283    CONV_FORMAT(R16A16_UNORM)
284    CONV_FORMAT(R16A16_SNORM)
285    CONV_FORMAT(R16A16_FLOAT)
286    CONV_FORMAT(R32A32_FLOAT)
287    CONV_FORMAT(R8A8_UINT)
288    CONV_FORMAT(R8A8_SINT)
289    CONV_FORMAT(R16A16_UINT)
290    CONV_FORMAT(R16A16_SINT)
291    CONV_FORMAT(R32A32_UINT)
292    CONV_FORMAT(R32A32_SINT)
293    CONV_FORMAT(R10G10B10A2_UINT)
294    CONV_FORMAT(B5G6R5_SRGB)
295    CONV_FORMAT(BPTC_RGBA_UNORM)
296    CONV_FORMAT(BPTC_SRGBA)
297    CONV_FORMAT(BPTC_RGB_FLOAT)
298    CONV_FORMAT(BPTC_RGB_UFLOAT)
299    CONV_FORMAT(G8R8_UNORM)
300    CONV_FORMAT(G8R8_SNORM)
301    CONV_FORMAT(G16R16_UNORM)
302    CONV_FORMAT(G16R16_SNORM)
303    CONV_FORMAT(A8B8G8R8_SNORM)
304    CONV_FORMAT(X8B8G8R8_SNORM)
305    CONV_FORMAT(ETC2_RGB8)
306    CONV_FORMAT(ETC2_SRGB8)
307    CONV_FORMAT(ETC2_RGB8A1)
308    CONV_FORMAT(ETC2_SRGB8A1)
309    CONV_FORMAT(ETC2_RGBA8)
310    CONV_FORMAT(ETC2_SRGBA8)
311    CONV_FORMAT(ETC2_R11_UNORM)
312    CONV_FORMAT(ETC2_R11_SNORM)
313    CONV_FORMAT(ETC2_RG11_UNORM)
314    CONV_FORMAT(ETC2_RG11_SNORM)
315    CONV_FORMAT(ASTC_4x4)
316    CONV_FORMAT(ASTC_5x4)
317    CONV_FORMAT(ASTC_5x5)
318    CONV_FORMAT(ASTC_6x5)
319    CONV_FORMAT(ASTC_6x6)
320    CONV_FORMAT(ASTC_8x5)
321    CONV_FORMAT(ASTC_8x6)
322    CONV_FORMAT(ASTC_8x8)
323    CONV_FORMAT(ASTC_10x5)
324    CONV_FORMAT(ASTC_10x6)
325    CONV_FORMAT(ASTC_10x8)
326    CONV_FORMAT(ASTC_10x10)
327    CONV_FORMAT(ASTC_12x10)
328    CONV_FORMAT(ASTC_12x12)
329    CONV_FORMAT(ASTC_4x4_SRGB)
330    CONV_FORMAT(ASTC_5x4_SRGB)
331    CONV_FORMAT(ASTC_5x5_SRGB)
332    CONV_FORMAT(ASTC_6x5_SRGB)
333    CONV_FORMAT(ASTC_6x6_SRGB)
334    CONV_FORMAT(ASTC_8x5_SRGB)
335    CONV_FORMAT(ASTC_8x6_SRGB)
336    CONV_FORMAT(ASTC_8x8_SRGB)
337    CONV_FORMAT(ASTC_10x5_SRGB)
338    CONV_FORMAT(ASTC_10x6_SRGB)
339    CONV_FORMAT(ASTC_10x8_SRGB)
340    CONV_FORMAT(ASTC_10x10_SRGB)
341    CONV_FORMAT(ASTC_12x10_SRGB)
342    CONV_FORMAT(ASTC_12x12_SRGB)
343    CONV_FORMAT(R10G10B10X2_UNORM)
344    CONV_FORMAT(A4B4G4R4_UNORM)
345    CONV_FORMAT(R8_SRGB)
346    CONV_FORMAT(R8G8_SRGB)
347    CONV_FORMAT(P010)
348    CONV_FORMAT(P012)
349    CONV_FORMAT(P016)
350    CONV_FORMAT(B8G8R8_UNORM)
351    CONV_FORMAT(R3G3B2_UNORM)
352    CONV_FORMAT(R4G4B4A4_UNORM)
353    CONV_FORMAT(R5G5B5A1_UNORM)
354    CONV_FORMAT(R5G6B5_UNORM)
355    CONV_FORMAT(Y8_400_UNORM)
356    CONV_FORMAT(Y8_U8_V8_444_UNORM)
357    CONV_FORMAT(Y8_U8_V8_422_UNORM)
358    CONV_FORMAT(Y8_U8V8_422_UNORM)
359    CONV_FORMAT(Y8_UNORM)
360    CONV_FORMAT(YVYU)
361    CONV_FORMAT(Z16_UNORM_S8_UINT)
362    CONV_FORMAT(Z24_UNORM_S8_UINT_AS_R8G8B8A8)
363    CONV_FORMAT(A1B5G5R5_UINT)
364    CONV_FORMAT(A1B5G5R5_UNORM)
365    CONV_FORMAT(A1R5G5B5_UINT)
366    CONV_FORMAT(A1R5G5B5_UNORM)
367    CONV_FORMAT(A2B10G10R10_UINT)
368    CONV_FORMAT(A2B10G10R10_UNORM)
369    CONV_FORMAT(A2R10G10B10_UINT)
370    CONV_FORMAT(A2R10G10B10_UNORM)
371    CONV_FORMAT(A4B4G4R4_UINT)
372    CONV_FORMAT(A4R4G4B4_UINT)
373    CONV_FORMAT(A4R4G4B4_UNORM)
374    CONV_FORMAT(A8B8G8R8_SINT)
375    CONV_FORMAT(A8B8G8R8_SSCALED)
376    CONV_FORMAT(A8B8G8R8_UINT)
377    CONV_FORMAT(A8B8G8R8_USCALED)
378    CONV_FORMAT(A8R8G8B8_SINT)
379    CONV_FORMAT(A8R8G8B8_SNORM)
380    CONV_FORMAT(A8R8G8B8_UINT)
381    CONV_FORMAT(ASTC_3x3x3)
382    CONV_FORMAT(ASTC_3x3x3_SRGB)
383    CONV_FORMAT(ASTC_4x3x3)
384    CONV_FORMAT(ASTC_4x3x3_SRGB)
385    CONV_FORMAT(ASTC_4x4x3)
386    CONV_FORMAT(ASTC_4x4x3_SRGB)
387    CONV_FORMAT(ASTC_4x4x4)
388    CONV_FORMAT(ASTC_4x4x4_SRGB)
389    CONV_FORMAT(ASTC_5x4x4)
390    CONV_FORMAT(ASTC_5x4x4_SRGB)
391    CONV_FORMAT(ASTC_5x5x4)
392    CONV_FORMAT(ASTC_5x5x4_SRGB)
393    CONV_FORMAT(ASTC_5x5x5)
394    CONV_FORMAT(ASTC_5x5x5_SRGB)
395    CONV_FORMAT(ASTC_6x5x5)
396    CONV_FORMAT(ASTC_6x5x5_SRGB)
397    CONV_FORMAT(ASTC_6x6x5)
398    CONV_FORMAT(ASTC_6x6x5_SRGB)
399    CONV_FORMAT(ASTC_6x6x6)
400    CONV_FORMAT(ASTC_6x6x6_SRGB)
401    CONV_FORMAT(ATC_RGB)
402    CONV_FORMAT(ATC_RGBA_EXPLICIT)
403    CONV_FORMAT(ATC_RGBA_INTERPOLATED)
404    CONV_FORMAT(AYUV)
405    CONV_FORMAT(B10G10R10A2_SINT)
406    CONV_FORMAT(B10G10R10X2_SINT)
407    CONV_FORMAT(B10G10R10X2_SNORM)
408    CONV_FORMAT(B2G3R3_UINT)
409    CONV_FORMAT(B4G4R4A4_UINT)
410    CONV_FORMAT(B5G5R5A1_UINT)
411    CONV_FORMAT(B5G6R5_UINT)
412    CONV_FORMAT(B8G8R8A8_SINT)
413    CONV_FORMAT(B8G8R8A8_SNORM)
414    CONV_FORMAT(B8G8R8A8_SSCALED)
415    CONV_FORMAT(B8G8R8A8_UINT)
416    CONV_FORMAT(B8G8R8A8_USCALED)
417    CONV_FORMAT(B8G8_R8G8_UNORM)
418    CONV_FORMAT(B8G8R8_SINT)
419    CONV_FORMAT(B8G8R8_SNORM)
420    CONV_FORMAT(B8G8R8_SRGB)
421    CONV_FORMAT(B8G8R8_SSCALED)
422    CONV_FORMAT(B8G8R8_UINT)
423    CONV_FORMAT(B8G8R8_USCALED)
424    CONV_FORMAT(B8G8R8X8_SINT)
425    CONV_FORMAT(B8G8R8X8_SNORM)
426    CONV_FORMAT(B8G8R8X8_UINT)
427    CONV_FORMAT(B8R8_G8R8_UNORM)
428    CONV_FORMAT(FXT1_RGB)
429    CONV_FORMAT(FXT1_RGBA)
430    CONV_FORMAT(G16R16_SINT)
431    CONV_FORMAT(G8B8_G8R8_UNORM)
432    CONV_FORMAT(G8_B8_R8_420_UNORM)
433    CONV_FORMAT(G8_B8R8_420_UNORM)
434    CONV_FORMAT(G8R8_SINT)
435    CONV_FORMAT(P030)
436    CONV_FORMAT(R10G10B10A2_SINT)
437    CONV_FORMAT(R10G10B10X2_SINT)
438    CONV_FORMAT(R3G3B2_UINT)
439    CONV_FORMAT(R4G4B4A4_UINT)
440    CONV_FORMAT(R4G4B4X4_UNORM)
441    CONV_FORMAT(R5G5B5A1_UINT)
442    CONV_FORMAT(R5G5B5X1_UNORM)
443    CONV_FORMAT(R5G6B5_SRGB)
444    CONV_FORMAT(R5G6B5_UINT)
445    CONV_FORMAT(R64G64B64A64_SINT)
446    CONV_FORMAT(R64G64B64A64_UINT)
447    CONV_FORMAT(R64G64B64_SINT)
448    CONV_FORMAT(R64G64B64_UINT)
449    CONV_FORMAT(R64G64_SINT)
450    CONV_FORMAT(R64G64_UINT)
451    CONV_FORMAT(R64_SINT)
452    CONV_FORMAT(R64_UINT)
453    CONV_FORMAT(R8_B8_G8_420_UNORM)
454    CONV_FORMAT(R8_B8G8_420_UNORM)
455    CONV_FORMAT(R8B8_R8G8_UNORM)
456    CONV_FORMAT(R8_G8_B8_420_UNORM)
457    CONV_FORMAT(R8_G8B8_420_UNORM)
458    CONV_FORMAT(R8_G8_B8_UNORM)
459    CONV_FORMAT(VYUY)
460    CONV_FORMAT(X1B5G5R5_UNORM)
461    CONV_FORMAT(X1R5G5B5_UNORM)
462    CONV_FORMAT(XYUV)
463    CONV_FORMAT(X8B8G8R8_SINT)
464    CONV_FORMAT(X8R8G8B8_SINT)
465    CONV_FORMAT(X8R8G8B8_SNORM)
466    CONV_FORMAT(Y16_U16_V16_420_UNORM)
467    CONV_FORMAT(Y16_U16_V16_422_UNORM)
468    CONV_FORMAT(Y16_U16V16_422_UNORM)
469    CONV_FORMAT(Y16_U16_V16_444_UNORM)
470    CONV_FORMAT(Y210)
471    CONV_FORMAT(Y212)
472    CONV_FORMAT(Y216)
473    CONV_FORMAT(Y410)
474    CONV_FORMAT(Y412)
475    CONV_FORMAT(Y416)
476 };
477 #undef CONV_FORMAT
478 
pipe_to_virgl_format(enum pipe_format format)479 enum virgl_formats pipe_to_virgl_format(enum pipe_format format)
480 {
481    enum virgl_formats vformat = virgl_formats_conv_table[format];
482    if (format != PIPE_FORMAT_NONE && !vformat)
483       debug_printf("VIRGL: pipe format %s not in the format table\n", util_format_name(format));
484    return vformat;
485 }
486 
virgl_to_pipe_format(enum virgl_formats format)487 enum pipe_format virgl_to_pipe_format(enum virgl_formats format)
488 {
489    enum pipe_format pformat;
490 
491    for (pformat = PIPE_FORMAT_NONE; pformat < PIPE_FORMAT_COUNT; pformat++)
492       if (virgl_formats_conv_table[pformat] == format)
493           return pformat;
494 
495    debug_printf("VIRGL: virgl format %u not in the format table\n", format);
496    return PIPE_FORMAT_NONE;
497 }
498 
virgl_encoder_write_cmd_dword(struct virgl_context * ctx,uint32_t dword)499 static int virgl_encoder_write_cmd_dword(struct virgl_context *ctx,
500                                         uint32_t dword)
501 {
502    int len = (dword >> 16);
503 
504    if ((ctx->cbuf->cdw + len + 1) > VIRGL_MAX_CMDBUF_DWORDS)
505       ctx->base.flush(&ctx->base, NULL, 0);
506 
507    virgl_encoder_write_dword(ctx->cbuf, dword);
508    return 0;
509 }
510 
virgl_encoder_emit_resource(struct virgl_screen * vs,struct virgl_cmd_buf * buf,struct virgl_resource * res)511 static void virgl_encoder_emit_resource(struct virgl_screen *vs,
512                                         struct virgl_cmd_buf *buf,
513                                         struct virgl_resource *res)
514 {
515    struct virgl_winsys *vws = vs->vws;
516    if (res && res->hw_res)
517       vws->emit_res(vws, buf, res->hw_res, true);
518    else {
519       virgl_encoder_write_dword(buf, 0);
520    }
521 }
522 
virgl_encoder_write_res(struct virgl_context * ctx,struct virgl_resource * res)523 static void virgl_encoder_write_res(struct virgl_context *ctx,
524                                     struct virgl_resource *res)
525 {
526    struct virgl_screen *vs = virgl_screen(ctx->base.screen);
527    virgl_encoder_emit_resource(vs, ctx->cbuf, res);
528 }
529 
virgl_encode_bind_object(struct virgl_context * ctx,uint32_t handle,uint32_t object)530 int virgl_encode_bind_object(struct virgl_context *ctx,
531                             uint32_t handle, uint32_t object)
532 {
533    virgl_encoder_write_cmd_dword(ctx, VIRGL_CMD0(VIRGL_CCMD_BIND_OBJECT, object, 1));
534    virgl_encoder_write_dword(ctx->cbuf, handle);
535    return 0;
536 }
537 
virgl_encode_delete_object(struct virgl_context * ctx,uint32_t handle,uint32_t object)538 int virgl_encode_delete_object(struct virgl_context *ctx,
539                               uint32_t handle, uint32_t object)
540 {
541    virgl_encoder_write_cmd_dword(ctx, VIRGL_CMD0(VIRGL_CCMD_DESTROY_OBJECT, object, 1));
542    virgl_encoder_write_dword(ctx->cbuf, handle);
543    return 0;
544 }
545 
virgl_encode_blend_state(struct virgl_context * ctx,uint32_t handle,const struct pipe_blend_state * blend_state)546 int virgl_encode_blend_state(struct virgl_context *ctx,
547                             uint32_t handle,
548                             const struct pipe_blend_state *blend_state)
549 {
550    uint32_t tmp;
551    int i;
552 
553    virgl_encoder_write_cmd_dword(ctx, VIRGL_CMD0(VIRGL_CCMD_CREATE_OBJECT, VIRGL_OBJECT_BLEND, VIRGL_OBJ_BLEND_SIZE));
554    virgl_encoder_write_dword(ctx->cbuf, handle);
555 
556    tmp =
557       VIRGL_OBJ_BLEND_S0_INDEPENDENT_BLEND_ENABLE(blend_state->independent_blend_enable) |
558       VIRGL_OBJ_BLEND_S0_LOGICOP_ENABLE(blend_state->logicop_enable) |
559       VIRGL_OBJ_BLEND_S0_DITHER(blend_state->dither) |
560       VIRGL_OBJ_BLEND_S0_ALPHA_TO_COVERAGE(blend_state->alpha_to_coverage) |
561       VIRGL_OBJ_BLEND_S0_ALPHA_TO_ONE(blend_state->alpha_to_one);
562 
563    virgl_encoder_write_dword(ctx->cbuf, tmp);
564 
565    tmp = VIRGL_OBJ_BLEND_S1_LOGICOP_FUNC(blend_state->logicop_func);
566    virgl_encoder_write_dword(ctx->cbuf, tmp);
567 
568    for (i = 0; i < VIRGL_MAX_COLOR_BUFS; i++) {
569       /* We use alpha src factor to pass the advanced blend equation value
570        * to the host. By doing so, we don't have to change the protocol.
571        */
572       uint32_t alpha = (i == 0 && blend_state->advanced_blend_func)
573                         ? blend_state->advanced_blend_func
574                         : blend_state->rt[i].alpha_src_factor;
575       tmp =
576          VIRGL_OBJ_BLEND_S2_RT_BLEND_ENABLE(blend_state->rt[i].blend_enable) |
577          VIRGL_OBJ_BLEND_S2_RT_RGB_FUNC(blend_state->rt[i].rgb_func) |
578          VIRGL_OBJ_BLEND_S2_RT_RGB_SRC_FACTOR(blend_state->rt[i].rgb_src_factor) |
579          VIRGL_OBJ_BLEND_S2_RT_RGB_DST_FACTOR(blend_state->rt[i].rgb_dst_factor)|
580          VIRGL_OBJ_BLEND_S2_RT_ALPHA_FUNC(blend_state->rt[i].alpha_func) |
581          VIRGL_OBJ_BLEND_S2_RT_ALPHA_SRC_FACTOR(alpha) |
582          VIRGL_OBJ_BLEND_S2_RT_ALPHA_DST_FACTOR(blend_state->rt[i].alpha_dst_factor) |
583          VIRGL_OBJ_BLEND_S2_RT_COLORMASK(blend_state->rt[i].colormask);
584       virgl_encoder_write_dword(ctx->cbuf, tmp);
585    }
586    return 0;
587 }
588 
virgl_encode_dsa_state(struct virgl_context * ctx,uint32_t handle,const struct pipe_depth_stencil_alpha_state * dsa_state)589 int virgl_encode_dsa_state(struct virgl_context *ctx,
590                           uint32_t handle,
591                           const struct pipe_depth_stencil_alpha_state *dsa_state)
592 {
593    uint32_t tmp;
594    int i;
595    virgl_encoder_write_cmd_dword(ctx, VIRGL_CMD0(VIRGL_CCMD_CREATE_OBJECT, VIRGL_OBJECT_DSA, VIRGL_OBJ_DSA_SIZE));
596    virgl_encoder_write_dword(ctx->cbuf, handle);
597 
598    tmp = VIRGL_OBJ_DSA_S0_DEPTH_ENABLE(dsa_state->depth_enabled) |
599       VIRGL_OBJ_DSA_S0_DEPTH_WRITEMASK(dsa_state->depth_writemask) |
600       VIRGL_OBJ_DSA_S0_DEPTH_FUNC(dsa_state->depth_func) |
601       VIRGL_OBJ_DSA_S0_ALPHA_ENABLED(dsa_state->alpha_enabled) |
602       VIRGL_OBJ_DSA_S0_ALPHA_FUNC(dsa_state->alpha_func);
603    virgl_encoder_write_dword(ctx->cbuf, tmp);
604 
605    for (i = 0; i < 2; i++) {
606       tmp = VIRGL_OBJ_DSA_S1_STENCIL_ENABLED(dsa_state->stencil[i].enabled) |
607          VIRGL_OBJ_DSA_S1_STENCIL_FUNC(dsa_state->stencil[i].func) |
608          VIRGL_OBJ_DSA_S1_STENCIL_FAIL_OP(dsa_state->stencil[i].fail_op) |
609          VIRGL_OBJ_DSA_S1_STENCIL_ZPASS_OP(dsa_state->stencil[i].zpass_op) |
610          VIRGL_OBJ_DSA_S1_STENCIL_ZFAIL_OP(dsa_state->stencil[i].zfail_op) |
611          VIRGL_OBJ_DSA_S1_STENCIL_VALUEMASK(dsa_state->stencil[i].valuemask) |
612          VIRGL_OBJ_DSA_S1_STENCIL_WRITEMASK(dsa_state->stencil[i].writemask);
613       virgl_encoder_write_dword(ctx->cbuf, tmp);
614    }
615 
616    virgl_encoder_write_dword(ctx->cbuf, fui(dsa_state->alpha_ref_value));
617    return 0;
618 }
virgl_encode_rasterizer_state(struct virgl_context * ctx,uint32_t handle,const struct pipe_rasterizer_state * state)619 int virgl_encode_rasterizer_state(struct virgl_context *ctx,
620                                   uint32_t handle,
621                                   const struct pipe_rasterizer_state *state)
622 {
623    uint32_t tmp;
624 
625    virgl_encoder_write_cmd_dword(ctx, VIRGL_CMD0(VIRGL_CCMD_CREATE_OBJECT, VIRGL_OBJECT_RASTERIZER, VIRGL_OBJ_RS_SIZE));
626    virgl_encoder_write_dword(ctx->cbuf, handle);
627 
628    tmp = VIRGL_OBJ_RS_S0_FLATSHADE(state->flatshade) |
629       VIRGL_OBJ_RS_S0_DEPTH_CLIP(state->depth_clip_near) |
630       VIRGL_OBJ_RS_S0_CLIP_HALFZ(state->clip_halfz) |
631       VIRGL_OBJ_RS_S0_RASTERIZER_DISCARD(state->rasterizer_discard) |
632       VIRGL_OBJ_RS_S0_FLATSHADE_FIRST(state->flatshade_first) |
633       VIRGL_OBJ_RS_S0_LIGHT_TWOSIZE(state->light_twoside) |
634       VIRGL_OBJ_RS_S0_SPRITE_COORD_MODE(state->sprite_coord_mode) |
635       VIRGL_OBJ_RS_S0_POINT_QUAD_RASTERIZATION(state->point_quad_rasterization) |
636       VIRGL_OBJ_RS_S0_CULL_FACE(state->cull_face) |
637       VIRGL_OBJ_RS_S0_FILL_FRONT(state->fill_front) |
638       VIRGL_OBJ_RS_S0_FILL_BACK(state->fill_back) |
639       VIRGL_OBJ_RS_S0_SCISSOR(state->scissor) |
640       VIRGL_OBJ_RS_S0_FRONT_CCW(state->front_ccw) |
641       VIRGL_OBJ_RS_S0_CLAMP_VERTEX_COLOR(state->clamp_vertex_color) |
642       VIRGL_OBJ_RS_S0_CLAMP_FRAGMENT_COLOR(state->clamp_fragment_color) |
643       VIRGL_OBJ_RS_S0_OFFSET_LINE(state->offset_line) |
644       VIRGL_OBJ_RS_S0_OFFSET_POINT(state->offset_point) |
645       VIRGL_OBJ_RS_S0_OFFSET_TRI(state->offset_tri) |
646       VIRGL_OBJ_RS_S0_POLY_SMOOTH(state->poly_smooth) |
647       VIRGL_OBJ_RS_S0_POLY_STIPPLE_ENABLE(state->poly_stipple_enable) |
648       VIRGL_OBJ_RS_S0_POINT_SMOOTH(state->point_smooth) |
649       VIRGL_OBJ_RS_S0_POINT_SIZE_PER_VERTEX(state->point_size_per_vertex) |
650       VIRGL_OBJ_RS_S0_MULTISAMPLE(state->multisample) |
651       VIRGL_OBJ_RS_S0_LINE_SMOOTH(state->line_smooth) |
652       VIRGL_OBJ_RS_S0_LINE_STIPPLE_ENABLE(state->line_stipple_enable) |
653       VIRGL_OBJ_RS_S0_LINE_LAST_PIXEL(state->line_last_pixel) |
654       VIRGL_OBJ_RS_S0_HALF_PIXEL_CENTER(state->half_pixel_center) |
655       VIRGL_OBJ_RS_S0_BOTTOM_EDGE_RULE(state->bottom_edge_rule) |
656       VIRGL_OBJ_RS_S0_FORCE_PERSAMPLE_INTERP(state->force_persample_interp);
657 
658    virgl_encoder_write_dword(ctx->cbuf, tmp); /* S0 */
659    virgl_encoder_write_dword(ctx->cbuf, fui(state->point_size)); /* S1 */
660    virgl_encoder_write_dword(ctx->cbuf, state->sprite_coord_enable); /* S2 */
661    tmp = VIRGL_OBJ_RS_S3_LINE_STIPPLE_PATTERN(state->line_stipple_pattern) |
662       VIRGL_OBJ_RS_S3_LINE_STIPPLE_FACTOR(state->line_stipple_factor) |
663       VIRGL_OBJ_RS_S3_CLIP_PLANE_ENABLE(state->clip_plane_enable);
664    virgl_encoder_write_dword(ctx->cbuf, tmp); /* S3 */
665    virgl_encoder_write_dword(ctx->cbuf, fui(state->line_width)); /* S4 */
666    virgl_encoder_write_dword(ctx->cbuf, fui(state->offset_units)); /* S5 */
667    virgl_encoder_write_dword(ctx->cbuf, fui(state->offset_scale)); /* S6 */
668    virgl_encoder_write_dword(ctx->cbuf, fui(state->offset_clamp)); /* S7 */
669    return 0;
670 }
671 
virgl_emit_shader_header(struct virgl_context * ctx,uint32_t handle,uint32_t len,uint32_t type,uint32_t offlen,uint32_t num_tokens)672 static void virgl_emit_shader_header(struct virgl_context *ctx,
673                                      uint32_t handle, uint32_t len,
674                                      uint32_t type, uint32_t offlen,
675                                      uint32_t num_tokens)
676 {
677    virgl_encoder_write_cmd_dword(ctx, VIRGL_CMD0(VIRGL_CCMD_CREATE_OBJECT, VIRGL_OBJECT_SHADER, len));
678    virgl_encoder_write_dword(ctx->cbuf, handle);
679    virgl_encoder_write_dword(ctx->cbuf, type);
680    virgl_encoder_write_dword(ctx->cbuf, offlen);
681    virgl_encoder_write_dword(ctx->cbuf, num_tokens);
682 }
683 
virgl_emit_shader_streamout(struct virgl_context * ctx,const struct pipe_stream_output_info * so_info)684 static void virgl_emit_shader_streamout(struct virgl_context *ctx,
685                                         const struct pipe_stream_output_info *so_info)
686 {
687    int num_outputs = 0;
688    int i;
689    uint32_t tmp;
690 
691    if (so_info)
692       num_outputs = so_info->num_outputs;
693 
694    virgl_encoder_write_dword(ctx->cbuf, num_outputs);
695    if (num_outputs) {
696       for (i = 0; i < 4; i++)
697          virgl_encoder_write_dword(ctx->cbuf, so_info->stride[i]);
698 
699       for (i = 0; i < so_info->num_outputs; i++) {
700          tmp =
701            VIRGL_OBJ_SHADER_SO_OUTPUT_REGISTER_INDEX(so_info->output[i].register_index) |
702            VIRGL_OBJ_SHADER_SO_OUTPUT_START_COMPONENT(so_info->output[i].start_component) |
703            VIRGL_OBJ_SHADER_SO_OUTPUT_NUM_COMPONENTS(so_info->output[i].num_components) |
704            VIRGL_OBJ_SHADER_SO_OUTPUT_BUFFER(so_info->output[i].output_buffer) |
705            VIRGL_OBJ_SHADER_SO_OUTPUT_DST_OFFSET(so_info->output[i].dst_offset);
706          virgl_encoder_write_dword(ctx->cbuf, tmp);
707          virgl_encoder_write_dword(ctx->cbuf, so_info->output[i].stream);
708       }
709    }
710 }
711 
virgl_encode_shader_state(struct virgl_context * ctx,uint32_t handle,enum pipe_shader_type type,const struct pipe_stream_output_info * so_info,uint32_t cs_req_local_mem,const struct tgsi_token * tokens)712 int virgl_encode_shader_state(struct virgl_context *ctx,
713                               uint32_t handle,
714                               enum pipe_shader_type type,
715                               const struct pipe_stream_output_info *so_info,
716                               uint32_t cs_req_local_mem,
717                               const struct tgsi_token *tokens)
718 {
719    char *str, *sptr;
720    uint32_t shader_len, len;
721    bool bret;
722    int num_tokens = tgsi_num_tokens(tokens);
723    int str_total_size = 65536;
724    int retry_size = 1;
725    uint32_t left_bytes, base_hdr_size, strm_hdr_size, thispass;
726    bool first_pass;
727    str = CALLOC(1, str_total_size);
728    if (!str)
729       return -1;
730 
731    do {
732       int old_size;
733 
734       bret = tgsi_dump_str(tokens, TGSI_DUMP_FLOAT_AS_HEX, str, str_total_size);
735       if (bret == false) {
736          if (virgl_debug & VIRGL_DEBUG_VERBOSE)
737             debug_printf("Failed to translate shader in available space - trying again\n");
738          old_size = str_total_size;
739          str_total_size = 65536 * retry_size;
740          retry_size *= 2;
741          str = REALLOC(str, old_size, str_total_size);
742          if (!str)
743             return -1;
744       }
745    } while (bret == false && retry_size < 1024);
746 
747    if (bret == false)
748       return -1;
749 
750    if (virgl_debug & VIRGL_DEBUG_TGSI)
751       debug_printf("TGSI:\n---8<---\n%s\n---8<---\n", str);
752 
753    /* virglrenderer before addbd9c5058dcc9d561b20ab747aed58c53499da mis-counts
754     * the tokens needed for a BARRIER, so ask it to allocate some more space.
755     */
756    const char *barrier = str;
757    while ((barrier = strstr(barrier + 1, "BARRIER")))
758       num_tokens++;
759 
760    shader_len = strlen(str) + 1;
761 
762    left_bytes = shader_len;
763 
764    base_hdr_size = 5;
765    strm_hdr_size = so_info->num_outputs ? so_info->num_outputs * 2 + 4 : 0;
766    first_pass = true;
767    sptr = str;
768    while (left_bytes) {
769       uint32_t length, offlen;
770       int hdr_len = base_hdr_size + (first_pass ? strm_hdr_size : 0);
771       if (ctx->cbuf->cdw + hdr_len + 1 >= VIRGL_ENCODE_MAX_DWORDS)
772          ctx->base.flush(&ctx->base, NULL, 0);
773 
774       thispass = (VIRGL_ENCODE_MAX_DWORDS - ctx->cbuf->cdw - hdr_len - 1) * 4;
775 
776       length = MIN2(thispass, left_bytes);
777       len = ((length + 3) / 4) + hdr_len;
778 
779       if (first_pass)
780          offlen = VIRGL_OBJ_SHADER_OFFSET_VAL(shader_len);
781       else
782          offlen = VIRGL_OBJ_SHADER_OFFSET_VAL((uintptr_t)sptr - (uintptr_t)str) | VIRGL_OBJ_SHADER_OFFSET_CONT;
783 
784       virgl_emit_shader_header(ctx, handle, len, virgl_shader_stage_convert(type), offlen, num_tokens);
785 
786       if (type == PIPE_SHADER_COMPUTE)
787          virgl_encoder_write_dword(ctx->cbuf, cs_req_local_mem);
788       else
789          virgl_emit_shader_streamout(ctx, first_pass ? so_info : NULL);
790 
791       virgl_encoder_write_block(ctx->cbuf, (uint8_t *)sptr, length);
792 
793       sptr += length;
794       first_pass = false;
795       left_bytes -= length;
796    }
797 
798    FREE(str);
799    return 0;
800 }
801 
802 
virgl_encode_clear(struct virgl_context * ctx,unsigned buffers,const union pipe_color_union * color,double depth,unsigned stencil)803 int virgl_encode_clear(struct virgl_context *ctx,
804                       unsigned buffers,
805                       const union pipe_color_union *color,
806                       double depth, unsigned stencil)
807 {
808    int i;
809    uint64_t qword;
810 
811    STATIC_ASSERT(sizeof(qword) == sizeof(depth));
812    memcpy(&qword, &depth, sizeof(qword));
813 
814    virgl_encoder_write_cmd_dword(ctx, VIRGL_CMD0(VIRGL_CCMD_CLEAR, 0, VIRGL_OBJ_CLEAR_SIZE));
815    virgl_encoder_write_dword(ctx->cbuf, buffers);
816    for (i = 0; i < 4; i++)
817       virgl_encoder_write_dword(ctx->cbuf, color->ui[i]);
818    virgl_encoder_write_qword(ctx->cbuf, qword);
819    virgl_encoder_write_dword(ctx->cbuf, stencil);
820    return 0;
821 }
822 
virgl_encode_clear_texture(struct virgl_context * ctx,struct virgl_resource * res,unsigned int level,const struct pipe_box * box,const void * data)823 int virgl_encode_clear_texture(struct virgl_context *ctx,
824                                struct virgl_resource *res,
825                                unsigned int level,
826                                const struct pipe_box *box,
827                                const void *data)
828 {
829    const struct util_format_description *desc = util_format_description(res->b.format);
830    unsigned block_bits = desc->block.bits;
831    uint32_t arr[4] = {0};
832    /* The spec describe <data> as a pointer to an array of between one
833     * and four components of texel data that will be used as the source
834     * for the constant fill value.
835     * Here, we are just copying the memory into <arr>. We do not try to
836     * re-create the data array. The host part will take care of interpreting
837     * the memory and applying the correct format to the clear call.
838     */
839    memcpy(&arr, data, block_bits / 8);
840 
841    virgl_encoder_write_cmd_dword(ctx, VIRGL_CMD0(VIRGL_CCMD_CLEAR_TEXTURE, 0, VIRGL_CLEAR_TEXTURE_SIZE));
842    virgl_encoder_write_res(ctx, res);
843    virgl_encoder_write_dword(ctx->cbuf, level);
844    virgl_encoder_write_dword(ctx->cbuf, box->x);
845    virgl_encoder_write_dword(ctx->cbuf, box->y);
846    virgl_encoder_write_dword(ctx->cbuf, box->z);
847    virgl_encoder_write_dword(ctx->cbuf, box->width);
848    virgl_encoder_write_dword(ctx->cbuf, box->height);
849    virgl_encoder_write_dword(ctx->cbuf, box->depth);
850    for (unsigned i = 0; i < 4; i++)
851       virgl_encoder_write_dword(ctx->cbuf, arr[i]);
852    return 0;
853 }
854 
virgl_encoder_set_framebuffer_state(struct virgl_context * ctx,const struct pipe_framebuffer_state * state)855 int virgl_encoder_set_framebuffer_state(struct virgl_context *ctx,
856                                        const struct pipe_framebuffer_state *state)
857 {
858    struct virgl_surface *zsurf = virgl_surface(state->zsbuf);
859    int i;
860 
861    virgl_encoder_write_cmd_dword(ctx, VIRGL_CMD0(VIRGL_CCMD_SET_FRAMEBUFFER_STATE, 0, VIRGL_SET_FRAMEBUFFER_STATE_SIZE(state->nr_cbufs)));
862    virgl_encoder_write_dword(ctx->cbuf, state->nr_cbufs);
863    virgl_encoder_write_dword(ctx->cbuf, zsurf ? zsurf->handle : 0);
864    for (i = 0; i < state->nr_cbufs; i++) {
865       struct virgl_surface *surf = virgl_surface(state->cbufs[i]);
866       virgl_encoder_write_dword(ctx->cbuf, surf ? surf->handle : 0);
867    }
868 
869    struct virgl_screen *rs = virgl_screen(ctx->base.screen);
870    if (rs->caps.caps.v2.capability_bits & VIRGL_CAP_FB_NO_ATTACH) {
871       virgl_encoder_write_cmd_dword(ctx, VIRGL_CMD0(VIRGL_CCMD_SET_FRAMEBUFFER_STATE_NO_ATTACH, 0, VIRGL_SET_FRAMEBUFFER_STATE_NO_ATTACH_SIZE));
872       virgl_encoder_write_dword(ctx->cbuf, state->width | (state->height << 16));
873       virgl_encoder_write_dword(ctx->cbuf, state->layers | (state->samples << 16));
874    }
875    return 0;
876 }
877 
virgl_encoder_set_viewport_states(struct virgl_context * ctx,int start_slot,int num_viewports,const struct pipe_viewport_state * states)878 int virgl_encoder_set_viewport_states(struct virgl_context *ctx,
879                                       int start_slot,
880                                       int num_viewports,
881                                       const struct pipe_viewport_state *states)
882 {
883    int i,v;
884    virgl_encoder_write_cmd_dword(ctx, VIRGL_CMD0(VIRGL_CCMD_SET_VIEWPORT_STATE, 0, VIRGL_SET_VIEWPORT_STATE_SIZE(num_viewports)));
885    virgl_encoder_write_dword(ctx->cbuf, start_slot);
886    for (v = 0; v < num_viewports; v++) {
887       for (i = 0; i < 3; i++)
888          virgl_encoder_write_dword(ctx->cbuf, fui(states[v].scale[i]));
889       for (i = 0; i < 3; i++)
890          virgl_encoder_write_dword(ctx->cbuf, fui(states[v].translate[i]));
891    }
892    return 0;
893 }
894 
virgl_encoder_create_vertex_elements(struct virgl_context * ctx,uint32_t handle,unsigned num_elements,const struct pipe_vertex_element * element)895 int virgl_encoder_create_vertex_elements(struct virgl_context *ctx,
896                                         uint32_t handle,
897                                         unsigned num_elements,
898                                         const struct pipe_vertex_element *element)
899 {
900    int i;
901    virgl_encoder_write_cmd_dword(ctx, VIRGL_CMD0(VIRGL_CCMD_CREATE_OBJECT, VIRGL_OBJECT_VERTEX_ELEMENTS, VIRGL_OBJ_VERTEX_ELEMENTS_SIZE(num_elements)));
902    virgl_encoder_write_dword(ctx->cbuf, handle);
903    for (i = 0; i < num_elements; i++) {
904       virgl_encoder_write_dword(ctx->cbuf, element[i].src_offset);
905       virgl_encoder_write_dword(ctx->cbuf, element[i].instance_divisor);
906       virgl_encoder_write_dword(ctx->cbuf, element[i].vertex_buffer_index);
907       virgl_encoder_write_dword(ctx->cbuf, pipe_to_virgl_format(element[i].src_format));
908    }
909    return 0;
910 }
911 
virgl_encoder_set_vertex_buffers(struct virgl_context * ctx,unsigned num_buffers,const struct pipe_vertex_buffer * buffers)912 int virgl_encoder_set_vertex_buffers(struct virgl_context *ctx,
913                                     unsigned num_buffers,
914                                     const struct pipe_vertex_buffer *buffers)
915 {
916    int i;
917    virgl_encoder_write_cmd_dword(ctx, VIRGL_CMD0(VIRGL_CCMD_SET_VERTEX_BUFFERS, 0, VIRGL_SET_VERTEX_BUFFERS_SIZE(num_buffers)));
918    for (i = 0; i < num_buffers; i++) {
919       struct virgl_resource *res = virgl_resource(buffers[i].buffer.resource);
920       virgl_encoder_write_dword(ctx->cbuf, ctx->vertex_elements ? ctx->vertex_elements->strides[i] : 0);
921       virgl_encoder_write_dword(ctx->cbuf, buffers[i].buffer_offset);
922       virgl_encoder_write_res(ctx, res);
923    }
924    return 0;
925 }
926 
virgl_encoder_set_index_buffer(struct virgl_context * ctx,const struct virgl_indexbuf * ib)927 int virgl_encoder_set_index_buffer(struct virgl_context *ctx,
928                                   const struct virgl_indexbuf *ib)
929 {
930    int length = VIRGL_SET_INDEX_BUFFER_SIZE(ib);
931    struct virgl_resource *res = NULL;
932    if (ib)
933       res = virgl_resource(ib->buffer);
934 
935    virgl_encoder_write_cmd_dword(ctx, VIRGL_CMD0(VIRGL_CCMD_SET_INDEX_BUFFER, 0, length));
936    virgl_encoder_write_res(ctx, res);
937    if (ib) {
938       virgl_encoder_write_dword(ctx->cbuf, ib->index_size);
939       virgl_encoder_write_dword(ctx->cbuf, ib->offset);
940    }
941    return 0;
942 }
943 
virgl_encoder_draw_vbo(struct virgl_context * ctx,const struct pipe_draw_info * info,unsigned drawid_offset,const struct pipe_draw_indirect_info * indirect,const struct pipe_draw_start_count_bias * draw)944 int virgl_encoder_draw_vbo(struct virgl_context *ctx,
945                            const struct pipe_draw_info *info,
946                            unsigned drawid_offset,
947                            const struct pipe_draw_indirect_info *indirect,
948                            const struct pipe_draw_start_count_bias *draw)
949 {
950    uint32_t length = VIRGL_DRAW_VBO_SIZE;
951    if (info->mode == MESA_PRIM_PATCHES || drawid_offset > 0)
952       length = VIRGL_DRAW_VBO_SIZE_TESS;
953    if (indirect && indirect->buffer)
954       length = VIRGL_DRAW_VBO_SIZE_INDIRECT;
955    virgl_encoder_write_cmd_dword(ctx, VIRGL_CMD0(VIRGL_CCMD_DRAW_VBO, 0, length));
956    virgl_encoder_write_dword(ctx->cbuf, draw->start);
957    virgl_encoder_write_dword(ctx->cbuf, draw->count);
958    virgl_encoder_write_dword(ctx->cbuf, info->mode);
959    virgl_encoder_write_dword(ctx->cbuf, !!info->index_size);
960    virgl_encoder_write_dword(ctx->cbuf, info->instance_count);
961    virgl_encoder_write_dword(ctx->cbuf, info->index_size ? draw->index_bias : 0);
962    virgl_encoder_write_dword(ctx->cbuf, info->start_instance);
963    virgl_encoder_write_dword(ctx->cbuf, info->primitive_restart);
964    virgl_encoder_write_dword(ctx->cbuf, info->primitive_restart ? info->restart_index : 0);
965    virgl_encoder_write_dword(ctx->cbuf, info->index_bounds_valid ? info->min_index : 0);
966    virgl_encoder_write_dword(ctx->cbuf, info->index_bounds_valid ? info->max_index : ~0);
967    if (indirect && indirect->count_from_stream_output)
968       virgl_encoder_write_dword(ctx->cbuf, indirect->count_from_stream_output->buffer_size);
969    else
970       virgl_encoder_write_dword(ctx->cbuf, 0);
971    if (length >= VIRGL_DRAW_VBO_SIZE_TESS) {
972       virgl_encoder_write_dword(ctx->cbuf, ctx->patch_vertices); /* vertices per patch */
973       virgl_encoder_write_dword(ctx->cbuf, drawid_offset); /* drawid */
974    }
975    if (length == VIRGL_DRAW_VBO_SIZE_INDIRECT) {
976       virgl_encoder_write_res(ctx, virgl_resource(indirect->buffer));
977       virgl_encoder_write_dword(ctx->cbuf, indirect->offset);
978       virgl_encoder_write_dword(ctx->cbuf, indirect->stride); /* indirect stride */
979       virgl_encoder_write_dword(ctx->cbuf, indirect->draw_count); /* indirect draw count */
980       virgl_encoder_write_dword(ctx->cbuf, indirect->indirect_draw_count_offset); /* indirect draw count offset */
981       if (indirect->indirect_draw_count)
982          virgl_encoder_write_res(ctx, virgl_resource(indirect->indirect_draw_count));
983       else
984          virgl_encoder_write_dword(ctx->cbuf, 0); /* indirect draw count handle */
985    }
986    return 0;
987 }
988 
virgl_encoder_create_surface_common(struct virgl_context * ctx,uint32_t handle,struct virgl_resource * res,const struct pipe_surface * templat)989 static int virgl_encoder_create_surface_common(struct virgl_context *ctx,
990                                                uint32_t handle,
991                                                struct virgl_resource *res,
992                                                const struct pipe_surface *templat)
993 {
994    virgl_encoder_write_dword(ctx->cbuf, handle);
995    virgl_encoder_write_res(ctx, res);
996    virgl_encoder_write_dword(ctx->cbuf, pipe_to_virgl_format(templat->format));
997 
998    assert(templat->texture->target != PIPE_BUFFER);
999    virgl_encoder_write_dword(ctx->cbuf, templat->u.tex.level);
1000    virgl_encoder_write_dword(ctx->cbuf, templat->u.tex.first_layer | (templat->u.tex.last_layer << 16));
1001 
1002    return 0;
1003 }
1004 
virgl_encoder_create_surface(struct virgl_context * ctx,uint32_t handle,struct virgl_resource * res,const struct pipe_surface * templat)1005 int virgl_encoder_create_surface(struct virgl_context *ctx,
1006                                  uint32_t handle,
1007                                  struct virgl_resource *res,
1008                                  const struct pipe_surface *templat)
1009 {
1010    if (templat->nr_samples > 0) {
1011       ASSERTED struct virgl_screen *rs = virgl_screen(ctx->base.screen);
1012       assert(rs->caps.caps.v2.capability_bits_v2 & VIRGL_CAP_V2_IMPLICIT_MSAA);
1013 
1014       virgl_encoder_write_cmd_dword(ctx, VIRGL_CMD0(VIRGL_CCMD_CREATE_OBJECT, VIRGL_OBJECT_MSAA_SURFACE, VIRGL_OBJ_MSAA_SURFACE_SIZE));
1015       virgl_encoder_create_surface_common(ctx, handle, res, templat);
1016       virgl_encoder_write_dword(ctx->cbuf, templat->nr_samples);
1017    } else {
1018       virgl_encoder_write_cmd_dword(ctx, VIRGL_CMD0(VIRGL_CCMD_CREATE_OBJECT, VIRGL_OBJECT_SURFACE, VIRGL_OBJ_SURFACE_SIZE));
1019       virgl_encoder_create_surface_common(ctx, handle, res, templat);
1020    }
1021 
1022    return 0;
1023 }
1024 
virgl_encoder_create_so_target(struct virgl_context * ctx,uint32_t handle,struct virgl_resource * res,unsigned buffer_offset,unsigned buffer_size)1025 int virgl_encoder_create_so_target(struct virgl_context *ctx,
1026                                   uint32_t handle,
1027                                   struct virgl_resource *res,
1028                                   unsigned buffer_offset,
1029                                   unsigned buffer_size)
1030 {
1031    virgl_encoder_write_cmd_dword(ctx, VIRGL_CMD0(VIRGL_CCMD_CREATE_OBJECT, VIRGL_OBJECT_STREAMOUT_TARGET, VIRGL_OBJ_STREAMOUT_SIZE));
1032    virgl_encoder_write_dword(ctx->cbuf, handle);
1033    virgl_encoder_write_res(ctx, res);
1034    virgl_encoder_write_dword(ctx->cbuf, buffer_offset);
1035    virgl_encoder_write_dword(ctx->cbuf, buffer_size);
1036    return 0;
1037 }
1038 
1039 enum virgl_transfer3d_encode_stride {
1040    /* The stride and layer_stride are explicitly specified in the command. */
1041    virgl_transfer3d_explicit_stride,
1042    /* The stride and layer_stride are inferred by the host. In this case, the
1043     * host will use the image stride and layer_stride for the specified level.
1044     */
1045    virgl_transfer3d_host_inferred_stride,
1046 };
1047 
virgl_encoder_transfer3d_common(struct virgl_screen * vs,struct virgl_cmd_buf * buf,struct virgl_transfer * xfer,enum virgl_transfer3d_encode_stride encode_stride)1048 static void virgl_encoder_transfer3d_common(struct virgl_screen *vs,
1049                                             struct virgl_cmd_buf *buf,
1050                                             struct virgl_transfer *xfer,
1051                                             enum virgl_transfer3d_encode_stride encode_stride)
1052 
1053 {
1054    struct pipe_transfer *transfer = &xfer->base;
1055    unsigned stride;
1056    uintptr_t layer_stride;
1057 
1058    if (encode_stride == virgl_transfer3d_explicit_stride) {
1059       stride = transfer->stride;
1060       layer_stride = transfer->layer_stride;
1061    } else if (encode_stride == virgl_transfer3d_host_inferred_stride) {
1062       stride = 0;
1063       layer_stride = 0;
1064    } else {
1065       assert(!"Invalid virgl_transfer3d_encode_stride value");
1066    }
1067 
1068    /* We cannot use virgl_encoder_emit_resource with transfer->resource here
1069     * because transfer->resource might have a different virgl_hw_res than what
1070     * this transfer targets, which is saved in xfer->hw_res.
1071     */
1072    vs->vws->emit_res(vs->vws, buf, xfer->hw_res, true);
1073    virgl_encoder_write_dword(buf, transfer->level);
1074    virgl_encoder_write_dword(buf, transfer->usage);
1075    virgl_encoder_write_dword(buf, stride);
1076    virgl_encoder_write_dword(buf, layer_stride);
1077    virgl_encoder_write_dword(buf, transfer->box.x);
1078    virgl_encoder_write_dword(buf, transfer->box.y);
1079    virgl_encoder_write_dword(buf, transfer->box.z);
1080    virgl_encoder_write_dword(buf, transfer->box.width);
1081    virgl_encoder_write_dword(buf, transfer->box.height);
1082    virgl_encoder_write_dword(buf, transfer->box.depth);
1083 }
1084 
virgl_encoder_flush_frontbuffer(struct virgl_context * ctx,struct virgl_resource * res)1085 int virgl_encoder_flush_frontbuffer(struct virgl_context *ctx,
1086                                    struct virgl_resource *res)
1087 {
1088 //   virgl_encoder_write_dword(ctx->cbuf, VIRGL_CMD0(VIRGL_CCMD_FLUSH_FRONTUBFFER, 0, 1));
1089 //   virgl_encoder_write_dword(ctx->cbuf, res_handle);
1090    return 0;
1091 }
1092 
virgl_encode_sampler_state(struct virgl_context * ctx,uint32_t handle,const struct pipe_sampler_state * state)1093 int virgl_encode_sampler_state(struct virgl_context *ctx,
1094                               uint32_t handle,
1095                               const struct pipe_sampler_state *state)
1096 {
1097    uint32_t tmp;
1098    int i;
1099    virgl_encoder_write_cmd_dword(ctx, VIRGL_CMD0(VIRGL_CCMD_CREATE_OBJECT, VIRGL_OBJECT_SAMPLER_STATE, VIRGL_OBJ_SAMPLER_STATE_SIZE));
1100    virgl_encoder_write_dword(ctx->cbuf, handle);
1101 
1102    tmp = VIRGL_OBJ_SAMPLE_STATE_S0_WRAP_S(state->wrap_s) |
1103       VIRGL_OBJ_SAMPLE_STATE_S0_WRAP_T(state->wrap_t) |
1104       VIRGL_OBJ_SAMPLE_STATE_S0_WRAP_R(state->wrap_r) |
1105       VIRGL_OBJ_SAMPLE_STATE_S0_MIN_IMG_FILTER(state->min_img_filter) |
1106       VIRGL_OBJ_SAMPLE_STATE_S0_MIN_MIP_FILTER(state->min_mip_filter) |
1107       VIRGL_OBJ_SAMPLE_STATE_S0_MAG_IMG_FILTER(state->mag_img_filter) |
1108       VIRGL_OBJ_SAMPLE_STATE_S0_COMPARE_MODE(state->compare_mode) |
1109       VIRGL_OBJ_SAMPLE_STATE_S0_COMPARE_FUNC(state->compare_func) |
1110       VIRGL_OBJ_SAMPLE_STATE_S0_SEAMLESS_CUBE_MAP(state->seamless_cube_map) |
1111       VIRGL_OBJ_SAMPLE_STATE_S0_MAX_ANISOTROPY(state->max_anisotropy);
1112 
1113    virgl_encoder_write_dword(ctx->cbuf, tmp);
1114    virgl_encoder_write_dword(ctx->cbuf, fui(state->lod_bias));
1115    virgl_encoder_write_dword(ctx->cbuf, fui(state->min_lod));
1116    virgl_encoder_write_dword(ctx->cbuf, fui(state->max_lod));
1117    for (i = 0; i <  4; i++)
1118       virgl_encoder_write_dword(ctx->cbuf, state->border_color.ui[i]);
1119    return 0;
1120 }
1121 
1122 
virgl_encode_sampler_view(struct virgl_context * ctx,uint32_t handle,struct virgl_resource * res,const struct pipe_sampler_view * state)1123 int virgl_encode_sampler_view(struct virgl_context *ctx,
1124                              uint32_t handle,
1125                              struct virgl_resource *res,
1126                              const struct pipe_sampler_view *state)
1127 {
1128    unsigned elem_size = util_format_get_blocksize(state->format);
1129    struct virgl_screen *rs = virgl_screen(ctx->base.screen);
1130    uint32_t tmp;
1131    uint32_t dword_fmt_target = pipe_to_virgl_format(state->format);
1132    virgl_encoder_write_cmd_dword(ctx, VIRGL_CMD0(VIRGL_CCMD_CREATE_OBJECT, VIRGL_OBJECT_SAMPLER_VIEW, VIRGL_OBJ_SAMPLER_VIEW_SIZE));
1133    virgl_encoder_write_dword(ctx->cbuf, handle);
1134    virgl_encoder_write_res(ctx, res);
1135    if (rs->caps.caps.v2.capability_bits & VIRGL_CAP_TEXTURE_VIEW)
1136      dword_fmt_target |= (state->target << 24);
1137    virgl_encoder_write_dword(ctx->cbuf, dword_fmt_target);
1138    if (res->b.target == PIPE_BUFFER) {
1139       virgl_encoder_write_dword(ctx->cbuf, state->u.buf.offset / elem_size);
1140       virgl_encoder_write_dword(ctx->cbuf, (state->u.buf.offset + state->u.buf.size) / elem_size - 1);
1141    } else {
1142       if (res->metadata.plane) {
1143          assert(state->u.tex.first_layer == 0 && state->u.tex.last_layer == 0);
1144          virgl_encoder_write_dword(ctx->cbuf, res->metadata.plane);
1145       } else {
1146          virgl_encoder_write_dword(ctx->cbuf, state->u.tex.first_layer | state->u.tex.last_layer << 16);
1147       }
1148       virgl_encoder_write_dword(ctx->cbuf, state->u.tex.first_level | state->u.tex.last_level << 8);
1149    }
1150    tmp = VIRGL_OBJ_SAMPLER_VIEW_SWIZZLE_R(state->swizzle_r) |
1151       VIRGL_OBJ_SAMPLER_VIEW_SWIZZLE_G(state->swizzle_g) |
1152       VIRGL_OBJ_SAMPLER_VIEW_SWIZZLE_B(state->swizzle_b) |
1153       VIRGL_OBJ_SAMPLER_VIEW_SWIZZLE_A(state->swizzle_a);
1154    virgl_encoder_write_dword(ctx->cbuf, tmp);
1155    return 0;
1156 }
1157 
virgl_encode_set_sampler_views(struct virgl_context * ctx,enum pipe_shader_type shader_type,uint32_t start_slot,uint32_t num_views,struct virgl_sampler_view ** views)1158 int virgl_encode_set_sampler_views(struct virgl_context *ctx,
1159                                   enum pipe_shader_type shader_type,
1160                                   uint32_t start_slot,
1161                                   uint32_t num_views,
1162                                   struct virgl_sampler_view **views)
1163 {
1164    int i;
1165    virgl_encoder_write_cmd_dword(ctx, VIRGL_CMD0(VIRGL_CCMD_SET_SAMPLER_VIEWS, 0, VIRGL_SET_SAMPLER_VIEWS_SIZE(num_views)));
1166    virgl_encoder_write_dword(ctx->cbuf, virgl_shader_stage_convert(shader_type));
1167    virgl_encoder_write_dword(ctx->cbuf, start_slot);
1168    for (i = 0; i < num_views; i++) {
1169       uint32_t handle = views[i] ? views[i]->handle : 0;
1170       virgl_encoder_write_dword(ctx->cbuf, handle);
1171    }
1172    return 0;
1173 }
1174 
virgl_encode_bind_sampler_states(struct virgl_context * ctx,enum pipe_shader_type shader_type,uint32_t start_slot,uint32_t num_handles,uint32_t * handles)1175 int virgl_encode_bind_sampler_states(struct virgl_context *ctx,
1176                                     enum pipe_shader_type shader_type,
1177                                     uint32_t start_slot,
1178                                     uint32_t num_handles,
1179                                     uint32_t *handles)
1180 {
1181    int i;
1182    virgl_encoder_write_cmd_dword(ctx, VIRGL_CMD0(VIRGL_CCMD_BIND_SAMPLER_STATES, 0, VIRGL_BIND_SAMPLER_STATES(num_handles)));
1183    virgl_encoder_write_dword(ctx->cbuf, virgl_shader_stage_convert(shader_type));
1184    virgl_encoder_write_dword(ctx->cbuf, start_slot);
1185    for (i = 0; i < num_handles; i++)
1186       virgl_encoder_write_dword(ctx->cbuf, handles[i]);
1187    return 0;
1188 }
1189 
virgl_encoder_write_constant_buffer(struct virgl_context * ctx,enum pipe_shader_type shader,uint32_t index,uint32_t size,const void * data)1190 int virgl_encoder_write_constant_buffer(struct virgl_context *ctx,
1191                                        enum pipe_shader_type shader,
1192                                        uint32_t index,
1193                                        uint32_t size,
1194                                        const void *data)
1195 {
1196    virgl_encoder_write_cmd_dword(ctx, VIRGL_CMD0(VIRGL_CCMD_SET_CONSTANT_BUFFER, 0, size + 2));
1197    virgl_encoder_write_dword(ctx->cbuf, virgl_shader_stage_convert(shader));
1198    virgl_encoder_write_dword(ctx->cbuf, index);
1199    if (data)
1200       virgl_encoder_write_block(ctx->cbuf, data, size * 4);
1201    return 0;
1202 }
1203 
virgl_encoder_set_uniform_buffer(struct virgl_context * ctx,enum pipe_shader_type shader,uint32_t index,uint32_t offset,uint32_t length,struct virgl_resource * res)1204 int virgl_encoder_set_uniform_buffer(struct virgl_context *ctx,
1205                                      enum pipe_shader_type shader,
1206                                      uint32_t index,
1207                                      uint32_t offset,
1208                                      uint32_t length,
1209                                      struct virgl_resource *res)
1210 {
1211    virgl_encoder_write_cmd_dword(ctx, VIRGL_CMD0(VIRGL_CCMD_SET_UNIFORM_BUFFER, 0, VIRGL_SET_UNIFORM_BUFFER_SIZE));
1212    virgl_encoder_write_dword(ctx->cbuf, virgl_shader_stage_convert(shader));
1213    virgl_encoder_write_dword(ctx->cbuf, index);
1214    virgl_encoder_write_dword(ctx->cbuf, offset);
1215    virgl_encoder_write_dword(ctx->cbuf, length);
1216    virgl_encoder_write_res(ctx, res);
1217    return 0;
1218 }
1219 
1220 
virgl_encoder_set_stencil_ref(struct virgl_context * ctx,const struct pipe_stencil_ref * ref)1221 int virgl_encoder_set_stencil_ref(struct virgl_context *ctx,
1222                                  const struct pipe_stencil_ref *ref)
1223 {
1224    virgl_encoder_write_cmd_dword(ctx, VIRGL_CMD0(VIRGL_CCMD_SET_STENCIL_REF, 0, VIRGL_SET_STENCIL_REF_SIZE));
1225    virgl_encoder_write_dword(ctx->cbuf, VIRGL_STENCIL_REF_VAL(ref->ref_value[0] , (ref->ref_value[1])));
1226    return 0;
1227 }
1228 
virgl_encoder_set_blend_color(struct virgl_context * ctx,const struct pipe_blend_color * color)1229 int virgl_encoder_set_blend_color(struct virgl_context *ctx,
1230                                  const struct pipe_blend_color *color)
1231 {
1232    int i;
1233    virgl_encoder_write_cmd_dword(ctx, VIRGL_CMD0(VIRGL_CCMD_SET_BLEND_COLOR, 0, VIRGL_SET_BLEND_COLOR_SIZE));
1234    for (i = 0; i < 4; i++)
1235       virgl_encoder_write_dword(ctx->cbuf, fui(color->color[i]));
1236    return 0;
1237 }
1238 
virgl_encoder_set_scissor_state(struct virgl_context * ctx,unsigned start_slot,int num_scissors,const struct pipe_scissor_state * ss)1239 int virgl_encoder_set_scissor_state(struct virgl_context *ctx,
1240                                     unsigned start_slot,
1241                                     int num_scissors,
1242                                     const struct pipe_scissor_state *ss)
1243 {
1244    int i;
1245    virgl_encoder_write_cmd_dword(ctx, VIRGL_CMD0(VIRGL_CCMD_SET_SCISSOR_STATE, 0, VIRGL_SET_SCISSOR_STATE_SIZE(num_scissors)));
1246    virgl_encoder_write_dword(ctx->cbuf, start_slot);
1247    for (i = 0; i < num_scissors; i++) {
1248       virgl_encoder_write_dword(ctx->cbuf, (ss[i].minx | ss[i].miny << 16));
1249       virgl_encoder_write_dword(ctx->cbuf, (ss[i].maxx | ss[i].maxy << 16));
1250    }
1251    return 0;
1252 }
1253 
virgl_encoder_set_polygon_stipple(struct virgl_context * ctx,const struct pipe_poly_stipple * ps)1254 void virgl_encoder_set_polygon_stipple(struct virgl_context *ctx,
1255                                       const struct pipe_poly_stipple *ps)
1256 {
1257    int i;
1258    virgl_encoder_write_cmd_dword(ctx, VIRGL_CMD0(VIRGL_CCMD_SET_POLYGON_STIPPLE, 0, VIRGL_POLYGON_STIPPLE_SIZE));
1259    for (i = 0; i < VIRGL_POLYGON_STIPPLE_SIZE; i++) {
1260       virgl_encoder_write_dword(ctx->cbuf, ps->stipple[i]);
1261    }
1262 }
1263 
virgl_encoder_set_sample_mask(struct virgl_context * ctx,unsigned sample_mask)1264 void virgl_encoder_set_sample_mask(struct virgl_context *ctx,
1265                                   unsigned sample_mask)
1266 {
1267    virgl_encoder_write_cmd_dword(ctx, VIRGL_CMD0(VIRGL_CCMD_SET_SAMPLE_MASK, 0, VIRGL_SET_SAMPLE_MASK_SIZE));
1268    virgl_encoder_write_dword(ctx->cbuf, sample_mask);
1269 }
1270 
virgl_encoder_set_min_samples(struct virgl_context * ctx,unsigned min_samples)1271 void virgl_encoder_set_min_samples(struct virgl_context *ctx,
1272                                   unsigned min_samples)
1273 {
1274    virgl_encoder_write_cmd_dword(ctx, VIRGL_CMD0(VIRGL_CCMD_SET_MIN_SAMPLES, 0, VIRGL_SET_MIN_SAMPLES_SIZE));
1275    virgl_encoder_write_dword(ctx->cbuf, min_samples);
1276 }
1277 
virgl_encoder_set_clip_state(struct virgl_context * ctx,const struct pipe_clip_state * clip)1278 void virgl_encoder_set_clip_state(struct virgl_context *ctx,
1279                                  const struct pipe_clip_state *clip)
1280 {
1281    int i, j;
1282    virgl_encoder_write_cmd_dword(ctx, VIRGL_CMD0(VIRGL_CCMD_SET_CLIP_STATE, 0, VIRGL_SET_CLIP_STATE_SIZE));
1283    for (i = 0; i < VIRGL_MAX_CLIP_PLANES; i++) {
1284       for (j = 0; j < 4; j++) {
1285          virgl_encoder_write_dword(ctx->cbuf, fui(clip->ucp[i][j]));
1286       }
1287    }
1288 }
1289 
virgl_encode_resource_copy_region(struct virgl_context * ctx,struct virgl_resource * dst_res,unsigned dst_level,unsigned dstx,unsigned dsty,unsigned dstz,struct virgl_resource * src_res,unsigned src_level,const struct pipe_box * src_box)1290 int virgl_encode_resource_copy_region(struct virgl_context *ctx,
1291                                      struct virgl_resource *dst_res,
1292                                      unsigned dst_level,
1293                                      unsigned dstx, unsigned dsty, unsigned dstz,
1294                                      struct virgl_resource *src_res,
1295                                      unsigned src_level,
1296                                      const struct pipe_box *src_box)
1297 {
1298    virgl_encoder_write_cmd_dword(ctx, VIRGL_CMD0(VIRGL_CCMD_RESOURCE_COPY_REGION, 0, VIRGL_CMD_RESOURCE_COPY_REGION_SIZE));
1299    virgl_encoder_write_res(ctx, dst_res);
1300    virgl_encoder_write_dword(ctx->cbuf, dst_level);
1301    virgl_encoder_write_dword(ctx->cbuf, dstx);
1302    virgl_encoder_write_dword(ctx->cbuf, dsty);
1303    virgl_encoder_write_dword(ctx->cbuf, dstz);
1304    virgl_encoder_write_res(ctx, src_res);
1305    virgl_encoder_write_dword(ctx->cbuf, src_level);
1306    virgl_encoder_write_dword(ctx->cbuf, src_box->x);
1307    virgl_encoder_write_dword(ctx->cbuf, src_box->y);
1308    virgl_encoder_write_dword(ctx->cbuf, src_box->z);
1309    virgl_encoder_write_dword(ctx->cbuf, src_box->width);
1310    virgl_encoder_write_dword(ctx->cbuf, src_box->height);
1311    virgl_encoder_write_dword(ctx->cbuf, src_box->depth);
1312    return 0;
1313 }
1314 
virgl_encode_blit(struct virgl_context * ctx,struct virgl_resource * dst_res,struct virgl_resource * src_res,const struct pipe_blit_info * blit)1315 int virgl_encode_blit(struct virgl_context *ctx,
1316                      struct virgl_resource *dst_res,
1317                      struct virgl_resource *src_res,
1318                      const struct pipe_blit_info *blit)
1319 {
1320    uint32_t tmp;
1321    virgl_encoder_write_cmd_dword(ctx, VIRGL_CMD0(VIRGL_CCMD_BLIT, 0, VIRGL_CMD_BLIT_SIZE));
1322    tmp = VIRGL_CMD_BLIT_S0_MASK(blit->mask) |
1323       VIRGL_CMD_BLIT_S0_FILTER(blit->filter) |
1324       VIRGL_CMD_BLIT_S0_SCISSOR_ENABLE(blit->scissor_enable) |
1325       VIRGL_CMD_BLIT_S0_RENDER_CONDITION_ENABLE(blit->render_condition_enable) |
1326       VIRGL_CMD_BLIT_S0_ALPHA_BLEND(blit->alpha_blend);
1327    virgl_encoder_write_dword(ctx->cbuf, tmp);
1328    virgl_encoder_write_dword(ctx->cbuf, (blit->scissor.minx | blit->scissor.miny << 16));
1329    virgl_encoder_write_dword(ctx->cbuf, (blit->scissor.maxx | blit->scissor.maxy << 16));
1330 
1331    virgl_encoder_write_res(ctx, dst_res);
1332    virgl_encoder_write_dword(ctx->cbuf, blit->dst.level);
1333    virgl_encoder_write_dword(ctx->cbuf, pipe_to_virgl_format(blit->dst.format));
1334    virgl_encoder_write_dword(ctx->cbuf, blit->dst.box.x);
1335    virgl_encoder_write_dword(ctx->cbuf, blit->dst.box.y);
1336    virgl_encoder_write_dword(ctx->cbuf, blit->dst.box.z);
1337    virgl_encoder_write_dword(ctx->cbuf, blit->dst.box.width);
1338    virgl_encoder_write_dword(ctx->cbuf, blit->dst.box.height);
1339    virgl_encoder_write_dword(ctx->cbuf, blit->dst.box.depth);
1340 
1341    virgl_encoder_write_res(ctx, src_res);
1342    virgl_encoder_write_dword(ctx->cbuf, blit->src.level);
1343    virgl_encoder_write_dword(ctx->cbuf, pipe_to_virgl_format(blit->src.format));
1344    virgl_encoder_write_dword(ctx->cbuf, blit->src.box.x);
1345    virgl_encoder_write_dword(ctx->cbuf, blit->src.box.y);
1346    virgl_encoder_write_dword(ctx->cbuf, blit->src.box.z);
1347    virgl_encoder_write_dword(ctx->cbuf, blit->src.box.width);
1348    virgl_encoder_write_dword(ctx->cbuf, blit->src.box.height);
1349    virgl_encoder_write_dword(ctx->cbuf, blit->src.box.depth);
1350    return 0;
1351 }
1352 
virgl_encoder_create_query(struct virgl_context * ctx,uint32_t handle,uint query_type,uint query_index,struct virgl_resource * res,uint32_t offset)1353 int virgl_encoder_create_query(struct virgl_context *ctx,
1354                               uint32_t handle,
1355                               uint query_type,
1356                               uint query_index,
1357                               struct virgl_resource *res,
1358                               uint32_t offset)
1359 {
1360    virgl_encoder_write_cmd_dword(ctx, VIRGL_CMD0(VIRGL_CCMD_CREATE_OBJECT, VIRGL_OBJECT_QUERY, VIRGL_OBJ_QUERY_SIZE));
1361    virgl_encoder_write_dword(ctx->cbuf, handle);
1362    virgl_encoder_write_dword(ctx->cbuf, ((query_type & 0xffff) | (query_index << 16)));
1363    virgl_encoder_write_dword(ctx->cbuf, offset);
1364    virgl_encoder_write_res(ctx, res);
1365    return 0;
1366 }
1367 
virgl_encoder_begin_query(struct virgl_context * ctx,uint32_t handle)1368 int virgl_encoder_begin_query(struct virgl_context *ctx,
1369                              uint32_t handle)
1370 {
1371    virgl_encoder_write_cmd_dword(ctx, VIRGL_CMD0(VIRGL_CCMD_BEGIN_QUERY, 0, 1));
1372    virgl_encoder_write_dword(ctx->cbuf, handle);
1373    return 0;
1374 }
1375 
virgl_encoder_end_query(struct virgl_context * ctx,uint32_t handle)1376 int virgl_encoder_end_query(struct virgl_context *ctx,
1377                            uint32_t handle)
1378 {
1379    virgl_encoder_write_cmd_dword(ctx, VIRGL_CMD0(VIRGL_CCMD_END_QUERY, 0, 1));
1380    virgl_encoder_write_dword(ctx->cbuf, handle);
1381    return 0;
1382 }
1383 
virgl_encoder_get_query_result(struct virgl_context * ctx,uint32_t handle,bool wait)1384 int virgl_encoder_get_query_result(struct virgl_context *ctx,
1385                                   uint32_t handle, bool wait)
1386 {
1387    virgl_encoder_write_cmd_dword(ctx, VIRGL_CMD0(VIRGL_CCMD_GET_QUERY_RESULT, 0, 2));
1388    virgl_encoder_write_dword(ctx->cbuf, handle);
1389    virgl_encoder_write_dword(ctx->cbuf, wait ? 1 : 0);
1390    return 0;
1391 }
1392 
virgl_encoder_render_condition(struct virgl_context * ctx,uint32_t handle,bool condition,enum pipe_render_cond_flag mode)1393 int virgl_encoder_render_condition(struct virgl_context *ctx,
1394                                   uint32_t handle, bool condition,
1395                                   enum pipe_render_cond_flag mode)
1396 {
1397    virgl_encoder_write_cmd_dword(ctx, VIRGL_CMD0(VIRGL_CCMD_SET_RENDER_CONDITION, 0, VIRGL_RENDER_CONDITION_SIZE));
1398    virgl_encoder_write_dword(ctx->cbuf, handle);
1399    virgl_encoder_write_dword(ctx->cbuf, condition);
1400    virgl_encoder_write_dword(ctx->cbuf, mode);
1401    return 0;
1402 }
1403 
virgl_encoder_set_so_targets(struct virgl_context * ctx,unsigned num_targets,struct pipe_stream_output_target ** targets,unsigned append_bitmask)1404 int virgl_encoder_set_so_targets(struct virgl_context *ctx,
1405                                 unsigned num_targets,
1406                                 struct pipe_stream_output_target **targets,
1407                                 unsigned append_bitmask)
1408 {
1409    int i;
1410 
1411    virgl_encoder_write_cmd_dword(ctx, VIRGL_CMD0(VIRGL_CCMD_SET_STREAMOUT_TARGETS, 0, num_targets + 1));
1412    virgl_encoder_write_dword(ctx->cbuf, append_bitmask);
1413    for (i = 0; i < num_targets; i++) {
1414       struct virgl_so_target *tg = virgl_so_target(targets[i]);
1415       virgl_encoder_write_dword(ctx->cbuf, tg ? tg->handle : 0);
1416    }
1417    return 0;
1418 }
1419 
1420 
virgl_encoder_set_sub_ctx(struct virgl_context * ctx,uint32_t sub_ctx_id)1421 int virgl_encoder_set_sub_ctx(struct virgl_context *ctx, uint32_t sub_ctx_id)
1422 {
1423    virgl_encoder_write_cmd_dword(ctx, VIRGL_CMD0(VIRGL_CCMD_SET_SUB_CTX, 0, 1));
1424    virgl_encoder_write_dword(ctx->cbuf, sub_ctx_id);
1425    return 0;
1426 }
1427 
virgl_encoder_create_sub_ctx(struct virgl_context * ctx,uint32_t sub_ctx_id)1428 int virgl_encoder_create_sub_ctx(struct virgl_context *ctx, uint32_t sub_ctx_id)
1429 {
1430    virgl_encoder_write_cmd_dword(ctx, VIRGL_CMD0(VIRGL_CCMD_CREATE_SUB_CTX, 0, 1));
1431    virgl_encoder_write_dword(ctx->cbuf, sub_ctx_id);
1432    return 0;
1433 }
1434 
virgl_encoder_destroy_sub_ctx(struct virgl_context * ctx,uint32_t sub_ctx_id)1435 int virgl_encoder_destroy_sub_ctx(struct virgl_context *ctx, uint32_t sub_ctx_id)
1436 {
1437    virgl_encoder_write_cmd_dword(ctx, VIRGL_CMD0(VIRGL_CCMD_DESTROY_SUB_CTX, 0, 1));
1438    virgl_encoder_write_dword(ctx->cbuf, sub_ctx_id);
1439    return 0;
1440 }
1441 
virgl_encode_link_shader(struct virgl_context * ctx,uint32_t * handles)1442 int virgl_encode_link_shader(struct virgl_context *ctx, uint32_t *handles)
1443 {
1444    virgl_encoder_write_cmd_dword(ctx, VIRGL_CMD0(VIRGL_CCMD_LINK_SHADER, 0, VIRGL_LINK_SHADER_SIZE));
1445    virgl_encoder_write_dword(ctx->cbuf, handles[PIPE_SHADER_VERTEX]);
1446    virgl_encoder_write_dword(ctx->cbuf, handles[PIPE_SHADER_FRAGMENT]);
1447    virgl_encoder_write_dword(ctx->cbuf, handles[PIPE_SHADER_GEOMETRY]);
1448    virgl_encoder_write_dword(ctx->cbuf, handles[PIPE_SHADER_TESS_CTRL]);
1449    virgl_encoder_write_dword(ctx->cbuf, handles[PIPE_SHADER_TESS_EVAL]);
1450    virgl_encoder_write_dword(ctx->cbuf, handles[PIPE_SHADER_COMPUTE]);
1451    return 0;
1452 }
1453 
virgl_encode_bind_shader(struct virgl_context * ctx,uint32_t handle,enum pipe_shader_type type)1454 int virgl_encode_bind_shader(struct virgl_context *ctx,
1455                              uint32_t handle,
1456                              enum pipe_shader_type type)
1457 {
1458    virgl_encoder_write_cmd_dword(ctx, VIRGL_CMD0(VIRGL_CCMD_BIND_SHADER, 0, 2));
1459    virgl_encoder_write_dword(ctx->cbuf, handle);
1460    virgl_encoder_write_dword(ctx->cbuf, virgl_shader_stage_convert(type));
1461    return 0;
1462 }
1463 
virgl_encode_set_tess_state(struct virgl_context * ctx,const float outer[4],const float inner[2])1464 int virgl_encode_set_tess_state(struct virgl_context *ctx,
1465                                 const float outer[4],
1466                                 const float inner[2])
1467 {
1468    int i;
1469    virgl_encoder_write_cmd_dword(ctx, VIRGL_CMD0(VIRGL_CCMD_SET_TESS_STATE, 0, 6));
1470    for (i = 0; i < 4; i++)
1471       virgl_encoder_write_dword(ctx->cbuf, fui(outer[i]));
1472    for (i = 0; i < 2; i++)
1473       virgl_encoder_write_dword(ctx->cbuf, fui(inner[i]));
1474    return 0;
1475 }
1476 
virgl_encode_set_shader_buffers(struct virgl_context * ctx,enum pipe_shader_type shader,unsigned start_slot,unsigned count,const struct pipe_shader_buffer * buffers)1477 int virgl_encode_set_shader_buffers(struct virgl_context *ctx,
1478                                     enum pipe_shader_type shader,
1479                                     unsigned start_slot, unsigned count,
1480                                     const struct pipe_shader_buffer *buffers)
1481 {
1482    int i;
1483    virgl_encoder_write_cmd_dword(ctx, VIRGL_CMD0(VIRGL_CCMD_SET_SHADER_BUFFERS, 0, VIRGL_SET_SHADER_BUFFER_SIZE(count)));
1484 
1485    virgl_encoder_write_dword(ctx->cbuf, virgl_shader_stage_convert(shader));
1486    virgl_encoder_write_dword(ctx->cbuf, start_slot);
1487    for (i = 0; i < count; i++) {
1488       if (buffers && buffers[i].buffer) {
1489          struct virgl_resource *res = virgl_resource(buffers[i].buffer);
1490          virgl_encoder_write_dword(ctx->cbuf, buffers[i].buffer_offset);
1491          virgl_encoder_write_dword(ctx->cbuf, buffers[i].buffer_size);
1492          virgl_encoder_write_res(ctx, res);
1493 
1494          util_range_add(&res->b, &res->valid_buffer_range, buffers[i].buffer_offset,
1495                buffers[i].buffer_offset + buffers[i].buffer_size);
1496          virgl_resource_dirty(res, 0);
1497       } else {
1498          virgl_encoder_write_dword(ctx->cbuf, 0);
1499          virgl_encoder_write_dword(ctx->cbuf, 0);
1500          virgl_encoder_write_dword(ctx->cbuf, 0);
1501       }
1502    }
1503    return 0;
1504 }
1505 
virgl_encode_set_hw_atomic_buffers(struct virgl_context * ctx,unsigned start_slot,unsigned count,const struct pipe_shader_buffer * buffers)1506 int virgl_encode_set_hw_atomic_buffers(struct virgl_context *ctx,
1507                                        unsigned start_slot, unsigned count,
1508                                        const struct pipe_shader_buffer *buffers)
1509 {
1510    int i;
1511    virgl_encoder_write_cmd_dword(ctx, VIRGL_CMD0(VIRGL_CCMD_SET_ATOMIC_BUFFERS, 0, VIRGL_SET_ATOMIC_BUFFER_SIZE(count)));
1512 
1513    virgl_encoder_write_dword(ctx->cbuf, start_slot);
1514    for (i = 0; i < count; i++) {
1515       if (buffers && buffers[i].buffer) {
1516          struct virgl_resource *res = virgl_resource(buffers[i].buffer);
1517          virgl_encoder_write_dword(ctx->cbuf, buffers[i].buffer_offset);
1518          virgl_encoder_write_dword(ctx->cbuf, buffers[i].buffer_size);
1519          virgl_encoder_write_res(ctx, res);
1520 
1521          util_range_add(&res->b, &res->valid_buffer_range, buffers[i].buffer_offset,
1522                buffers[i].buffer_offset + buffers[i].buffer_size);
1523          virgl_resource_dirty(res, 0);
1524       } else {
1525          virgl_encoder_write_dword(ctx->cbuf, 0);
1526          virgl_encoder_write_dword(ctx->cbuf, 0);
1527          virgl_encoder_write_dword(ctx->cbuf, 0);
1528       }
1529    }
1530    return 0;
1531 }
1532 
virgl_encode_set_shader_images(struct virgl_context * ctx,enum pipe_shader_type shader,unsigned start_slot,unsigned count,const struct pipe_image_view * images)1533 int virgl_encode_set_shader_images(struct virgl_context *ctx,
1534                                    enum pipe_shader_type shader,
1535                                    unsigned start_slot, unsigned count,
1536                                    const struct pipe_image_view *images)
1537 {
1538    int i;
1539    virgl_encoder_write_cmd_dword(ctx, VIRGL_CMD0(VIRGL_CCMD_SET_SHADER_IMAGES, 0, VIRGL_SET_SHADER_IMAGE_SIZE(count)));
1540 
1541    virgl_encoder_write_dword(ctx->cbuf, virgl_shader_stage_convert(shader));
1542    virgl_encoder_write_dword(ctx->cbuf, start_slot);
1543    for (i = 0; i < count; i++) {
1544       if (images && images[i].resource) {
1545          struct virgl_resource *res = virgl_resource(images[i].resource);
1546          virgl_encoder_write_dword(ctx->cbuf, pipe_to_virgl_format(images[i].format));
1547          virgl_encoder_write_dword(ctx->cbuf, images[i].access);
1548          virgl_encoder_write_dword(ctx->cbuf, images[i].u.buf.offset);
1549          virgl_encoder_write_dword(ctx->cbuf, images[i].u.buf.size);
1550          virgl_encoder_write_res(ctx, res);
1551 
1552          if (res->b.target == PIPE_BUFFER) {
1553             util_range_add(&res->b, &res->valid_buffer_range, images[i].u.buf.offset,
1554                   images[i].u.buf.offset + images[i].u.buf.size);
1555          }
1556          virgl_resource_dirty(res, images[i].u.tex.level);
1557       } else {
1558          virgl_encoder_write_dword(ctx->cbuf, 0);
1559          virgl_encoder_write_dword(ctx->cbuf, 0);
1560          virgl_encoder_write_dword(ctx->cbuf, 0);
1561          virgl_encoder_write_dword(ctx->cbuf, 0);
1562          virgl_encoder_write_dword(ctx->cbuf, 0);
1563       }
1564    }
1565    return 0;
1566 }
1567 
virgl_encode_memory_barrier(struct virgl_context * ctx,unsigned flags)1568 int virgl_encode_memory_barrier(struct virgl_context *ctx,
1569                                 unsigned flags)
1570 {
1571    virgl_encoder_write_cmd_dword(ctx, VIRGL_CMD0(VIRGL_CCMD_MEMORY_BARRIER, 0, 1));
1572    virgl_encoder_write_dword(ctx->cbuf, flags);
1573    return 0;
1574 }
1575 
virgl_encode_launch_grid(struct virgl_context * ctx,const struct pipe_grid_info * grid_info)1576 int virgl_encode_launch_grid(struct virgl_context *ctx,
1577                              const struct pipe_grid_info *grid_info)
1578 {
1579    virgl_encoder_write_cmd_dword(ctx, VIRGL_CMD0(VIRGL_CCMD_LAUNCH_GRID, 0, VIRGL_LAUNCH_GRID_SIZE));
1580    virgl_encoder_write_dword(ctx->cbuf, grid_info->block[0]);
1581    virgl_encoder_write_dword(ctx->cbuf, grid_info->block[1]);
1582    virgl_encoder_write_dword(ctx->cbuf, grid_info->block[2]);
1583    virgl_encoder_write_dword(ctx->cbuf, grid_info->grid[0]);
1584    virgl_encoder_write_dword(ctx->cbuf, grid_info->grid[1]);
1585    virgl_encoder_write_dword(ctx->cbuf, grid_info->grid[2]);
1586    if (grid_info->indirect) {
1587       struct virgl_resource *res = virgl_resource(grid_info->indirect);
1588       virgl_encoder_write_res(ctx, res);
1589    } else
1590       virgl_encoder_write_dword(ctx->cbuf, 0);
1591    virgl_encoder_write_dword(ctx->cbuf, grid_info->indirect_offset);
1592    return 0;
1593 }
1594 
virgl_encode_texture_barrier(struct virgl_context * ctx,unsigned flags)1595 int virgl_encode_texture_barrier(struct virgl_context *ctx,
1596                                  unsigned flags)
1597 {
1598    virgl_encoder_write_cmd_dword(ctx, VIRGL_CMD0(VIRGL_CCMD_TEXTURE_BARRIER, 0, 1));
1599    virgl_encoder_write_dword(ctx->cbuf, flags);
1600    return 0;
1601 }
1602 
virgl_encode_host_debug_flagstring(struct virgl_context * ctx,const char * flagstring)1603 int virgl_encode_host_debug_flagstring(struct virgl_context *ctx,
1604                                        const char *flagstring)
1605 {
1606    unsigned long slen = strlen(flagstring) + 1;
1607    uint32_t sslen;
1608    uint32_t string_length;
1609 
1610    if (!slen)
1611       return 0;
1612 
1613    if (slen > 4 * 0xffff) {
1614       debug_printf("VIRGL: host debug flag string too long, will be truncated\n");
1615       slen = 4 * 0xffff;
1616    }
1617 
1618    sslen = (uint32_t )(slen + 3) / 4;
1619    string_length = (uint32_t)MIN2(sslen * 4, slen);
1620 
1621    virgl_encoder_write_cmd_dword(ctx, VIRGL_CMD0(VIRGL_CCMD_SET_DEBUG_FLAGS, 0, sslen));
1622    virgl_encoder_write_block(ctx->cbuf, (const uint8_t *)flagstring, string_length);
1623    return 0;
1624 }
1625 
virgl_encode_tweak(struct virgl_context * ctx,enum vrend_tweak_type tweak,uint32_t value)1626 int virgl_encode_tweak(struct virgl_context *ctx, enum vrend_tweak_type tweak, uint32_t value)
1627 {
1628    virgl_encoder_write_cmd_dword(ctx, VIRGL_CMD0(VIRGL_CCMD_SET_TWEAKS, 0, VIRGL_SET_TWEAKS_SIZE));
1629    virgl_encoder_write_dword(ctx->cbuf, tweak);
1630    virgl_encoder_write_dword(ctx->cbuf, value);
1631    return 0;
1632 }
1633 
1634 
virgl_encode_get_query_result_qbo(struct virgl_context * ctx,uint32_t handle,struct virgl_resource * res,bool wait,uint32_t result_type,uint32_t offset,uint32_t index)1635 int virgl_encode_get_query_result_qbo(struct virgl_context *ctx,
1636                                       uint32_t handle,
1637                                       struct virgl_resource *res, bool wait,
1638                                       uint32_t result_type,
1639                                       uint32_t offset,
1640                                       uint32_t index)
1641 {
1642    virgl_encoder_write_cmd_dword(ctx, VIRGL_CMD0(VIRGL_CCMD_GET_QUERY_RESULT_QBO, 0, VIRGL_QUERY_RESULT_QBO_SIZE));
1643    virgl_encoder_write_dword(ctx->cbuf, handle);
1644    virgl_encoder_write_res(ctx, res);
1645    virgl_encoder_write_dword(ctx->cbuf, wait ? 1 : 0);
1646    virgl_encoder_write_dword(ctx->cbuf, result_type);
1647    virgl_encoder_write_dword(ctx->cbuf, offset);
1648    virgl_encoder_write_dword(ctx->cbuf, index);
1649    return 0;
1650 }
1651 
virgl_encode_transfer(struct virgl_screen * vs,struct virgl_cmd_buf * buf,struct virgl_transfer * trans,uint32_t direction)1652 void virgl_encode_transfer(struct virgl_screen *vs, struct virgl_cmd_buf *buf,
1653                            struct virgl_transfer *trans, uint32_t direction)
1654 {
1655    uint32_t command;
1656    struct virgl_resource *vres = virgl_resource(trans->base.resource);
1657    enum virgl_transfer3d_encode_stride stride_type =
1658         virgl_transfer3d_host_inferred_stride;
1659 
1660    if (trans->base.box.depth == 1 && trans->base.level == 0 &&
1661        trans->base.resource->target == PIPE_TEXTURE_2D &&
1662        vres->blob_mem == VIRGL_BLOB_MEM_HOST3D_GUEST)
1663       stride_type = virgl_transfer3d_explicit_stride;
1664 
1665    command = VIRGL_CMD0(VIRGL_CCMD_TRANSFER3D, 0, VIRGL_TRANSFER3D_SIZE);
1666    virgl_encoder_write_dword(buf, command);
1667    virgl_encoder_transfer3d_common(vs, buf, trans, stride_type);
1668    virgl_encoder_write_dword(buf, trans->offset);
1669    virgl_encoder_write_dword(buf, direction);
1670 }
1671 
virgl_encode_copy_transfer(struct virgl_context * ctx,struct virgl_transfer * trans)1672 void virgl_encode_copy_transfer(struct virgl_context *ctx,
1673                                 struct virgl_transfer *trans)
1674 {
1675    uint32_t command;
1676    struct virgl_screen *vs = virgl_screen(ctx->base.screen);
1677    // set always synchronized to 1, second bit is used for direction
1678    uint32_t direction_and_synchronized = VIRGL_COPY_TRANSFER3D_FLAGS_SYNCHRONIZED;
1679 
1680    if (vs->caps.caps.v2.capability_bits_v2 & VIRGL_CAP_V2_COPY_TRANSFER_BOTH_DIRECTIONS) {
1681       if (trans->direction == VIRGL_TRANSFER_TO_HOST) {
1682          // do nothing, as 0 means transfer to host
1683       } else if (trans->direction == VIRGL_TRANSFER_FROM_HOST) {
1684          direction_and_synchronized |= VIRGL_COPY_TRANSFER3D_FLAGS_READ_FROM_HOST;
1685       } else {
1686          // something wrong happened here
1687          assert(0);
1688       }
1689    }
1690    assert(trans->copy_src_hw_res);
1691    command = VIRGL_CMD0(VIRGL_CCMD_COPY_TRANSFER3D, 0, VIRGL_COPY_TRANSFER3D_SIZE);
1692 
1693    virgl_encoder_write_cmd_dword(ctx, command);
1694    /* Copy transfers need to explicitly specify the stride, since it may differ
1695     * from the image stride.
1696     */
1697    virgl_encoder_transfer3d_common(vs, ctx->cbuf, trans, virgl_transfer3d_explicit_stride);
1698    vs->vws->emit_res(vs->vws, ctx->cbuf, trans->copy_src_hw_res, true);
1699    virgl_encoder_write_dword(ctx->cbuf, trans->copy_src_offset);
1700    virgl_encoder_write_dword(ctx->cbuf, direction_and_synchronized);
1701 }
1702 
virgl_encode_end_transfers(struct virgl_cmd_buf * buf)1703 void virgl_encode_end_transfers(struct virgl_cmd_buf *buf)
1704 {
1705    uint32_t command, diff;
1706    diff = VIRGL_MAX_TBUF_DWORDS - buf->cdw;
1707    if (diff) {
1708       command = VIRGL_CMD0(VIRGL_CCMD_END_TRANSFERS, 0, diff - 1);
1709       virgl_encoder_write_dword(buf, command);
1710    }
1711 }
1712 
virgl_encode_get_memory_info(struct virgl_context * ctx,struct virgl_resource * res)1713 void virgl_encode_get_memory_info(struct virgl_context *ctx, struct virgl_resource *res)
1714 {
1715    virgl_encoder_write_cmd_dword(ctx, VIRGL_CMD0(VIRGL_CCMD_GET_MEMORY_INFO, 0, 1));
1716    virgl_encoder_write_res(ctx, res);
1717 }
1718 
virgl_encode_emit_string_marker(struct virgl_context * ctx,const char * message,int len)1719 void virgl_encode_emit_string_marker(struct virgl_context *ctx,
1720                                      const char *message, int len)
1721 {
1722    /* len is guaranteed to be non-negative but be defensive */
1723    assert(len >= 0);
1724    if (len <= 0)
1725       return;
1726 
1727    if (len > 4 * 0xffff) {
1728       debug_printf("VIRGL: host debug flag string too long, will be truncated\n");
1729       len = 4 * 0xffff;
1730    }
1731 
1732    uint32_t buf_len = (uint32_t )(len + 3) / 4 + 1;
1733    virgl_encoder_write_cmd_dword(ctx, VIRGL_CMD0(VIRGL_CCMD_EMIT_STRING_MARKER, 0, buf_len));
1734    virgl_encoder_write_dword(ctx->cbuf, len);
1735    virgl_encoder_write_block(ctx->cbuf, (const uint8_t *)message, len);
1736 }
1737 
virgl_encode_create_video_codec(struct virgl_context * ctx,struct virgl_video_codec * cdc)1738 void virgl_encode_create_video_codec(struct virgl_context *ctx,
1739                                      struct virgl_video_codec *cdc)
1740 {
1741    struct virgl_screen *rs = virgl_screen(ctx->base.screen);
1742    uint32_t len = rs->caps.caps.v2.host_feature_check_version >= 14 ? 8 : 7;
1743 
1744    virgl_encoder_write_cmd_dword(ctx, VIRGL_CMD0(VIRGL_CCMD_CREATE_VIDEO_CODEC, 0, len));
1745    virgl_encoder_write_dword(ctx->cbuf, cdc->handle);
1746    virgl_encoder_write_dword(ctx->cbuf, cdc->base.profile);
1747    virgl_encoder_write_dword(ctx->cbuf, cdc->base.entrypoint);
1748    virgl_encoder_write_dword(ctx->cbuf, cdc->base.chroma_format);
1749    virgl_encoder_write_dword(ctx->cbuf, cdc->base.level);
1750    virgl_encoder_write_dword(ctx->cbuf, cdc->base.width);
1751    virgl_encoder_write_dword(ctx->cbuf, cdc->base.height);
1752    if (rs->caps.caps.v2.host_feature_check_version >= 14)
1753        virgl_encoder_write_dword(ctx->cbuf, cdc->base.max_references);
1754 }
1755 
virgl_encode_destroy_video_codec(struct virgl_context * ctx,struct virgl_video_codec * cdc)1756 void virgl_encode_destroy_video_codec(struct virgl_context *ctx,
1757                                       struct virgl_video_codec *cdc)
1758 {
1759    virgl_encoder_write_cmd_dword(ctx, VIRGL_CMD0(VIRGL_CCMD_DESTROY_VIDEO_CODEC, 0, 1));
1760    virgl_encoder_write_dword(ctx->cbuf, cdc->handle);
1761 }
1762 
virgl_encode_create_video_buffer(struct virgl_context * ctx,struct virgl_video_buffer * vbuf)1763 void virgl_encode_create_video_buffer(struct virgl_context *ctx,
1764                                       struct virgl_video_buffer *vbuf)
1765 {
1766    unsigned i;
1767 
1768    virgl_encoder_write_cmd_dword(ctx, VIRGL_CMD0(VIRGL_CCMD_CREATE_VIDEO_BUFFER, 0,
1769                                                  4 + vbuf->num_planes));
1770    virgl_encoder_write_dword(ctx->cbuf, vbuf->handle);
1771    virgl_encoder_write_dword(ctx->cbuf, pipe_to_virgl_format(vbuf->buf->buffer_format));
1772    virgl_encoder_write_dword(ctx->cbuf, vbuf->buf->width);
1773    virgl_encoder_write_dword(ctx->cbuf, vbuf->buf->height);
1774    for (i = 0; i < vbuf->num_planes; i++)
1775        virgl_encoder_write_res(ctx, virgl_resource(vbuf->plane_views[i]->texture));
1776 }
1777 
virgl_encode_destroy_video_buffer(struct virgl_context * ctx,struct virgl_video_buffer * buf)1778 void virgl_encode_destroy_video_buffer(struct virgl_context *ctx,
1779                                        struct virgl_video_buffer *buf)
1780 {
1781    virgl_encoder_write_cmd_dword(ctx, VIRGL_CMD0(VIRGL_CCMD_DESTROY_VIDEO_BUFFER, 0, 1));
1782    virgl_encoder_write_dword(ctx->cbuf, buf->handle);
1783 }
1784 
virgl_encode_begin_frame(struct virgl_context * ctx,struct virgl_video_codec * cdc,struct virgl_video_buffer * buf)1785 void virgl_encode_begin_frame(struct virgl_context *ctx,
1786                               struct virgl_video_codec *cdc,
1787                               struct virgl_video_buffer *buf)
1788 {
1789    virgl_encoder_write_cmd_dword(ctx, VIRGL_CMD0(VIRGL_CCMD_BEGIN_FRAME, 0, 2));
1790    virgl_encoder_write_dword(ctx->cbuf, cdc->handle);
1791    virgl_encoder_write_dword(ctx->cbuf, buf->handle);
1792 }
1793 
virgl_encode_decode_bitstream(struct virgl_context * ctx,struct virgl_video_codec * cdc,struct virgl_video_buffer * buf,void * desc,uint32_t desc_size)1794 void virgl_encode_decode_bitstream(struct virgl_context *ctx,
1795                                    struct virgl_video_codec *cdc,
1796                                    struct virgl_video_buffer *buf,
1797                                    void *desc, uint32_t desc_size)
1798 {
1799    virgl_encoder_write_cmd_dword(ctx, VIRGL_CMD0(VIRGL_CCMD_DECODE_BITSTREAM, 0, 5));
1800    virgl_encoder_write_dword(ctx->cbuf, cdc->handle);
1801    virgl_encoder_write_dword(ctx->cbuf, buf->handle);
1802    virgl_encoder_write_res(ctx, virgl_resource(cdc->desc_buffers[cdc->cur_buffer]));
1803    virgl_encoder_write_res(ctx, virgl_resource(cdc->bs_buffers[cdc->cur_buffer]));
1804    virgl_encoder_write_dword(ctx->cbuf, cdc->bs_size);
1805 }
1806 
virgl_encode_encode_bitstream(struct virgl_context * ctx,struct virgl_video_codec * cdc,struct virgl_video_buffer * buf,struct virgl_resource * tgt)1807 void virgl_encode_encode_bitstream(struct virgl_context *ctx,
1808                                    struct virgl_video_codec *cdc,
1809                                    struct virgl_video_buffer *buf,
1810                                    struct virgl_resource *tgt)
1811 {
1812    virgl_encoder_write_cmd_dword(ctx, VIRGL_CMD0(VIRGL_CCMD_ENCODE_BITSTREAM, 0, 5));
1813    virgl_encoder_write_dword(ctx->cbuf, cdc->handle);
1814    virgl_encoder_write_dword(ctx->cbuf, buf->handle);
1815    virgl_encoder_write_res(ctx, tgt);
1816    virgl_encoder_write_res(ctx, virgl_resource(cdc->desc_buffers[cdc->cur_buffer]));
1817    virgl_encoder_write_res(ctx, virgl_resource(cdc->feed_buffers[cdc->cur_buffer]));
1818 }
1819 
virgl_encode_end_frame(struct virgl_context * ctx,struct virgl_video_codec * cdc,struct virgl_video_buffer * buf)1820 void virgl_encode_end_frame(struct virgl_context *ctx,
1821                             struct virgl_video_codec *cdc,
1822                             struct virgl_video_buffer *buf)
1823 {
1824    virgl_encoder_write_cmd_dword(ctx, VIRGL_CMD0(VIRGL_CCMD_END_FRAME, 0, 2));
1825    virgl_encoder_write_dword(ctx->cbuf, cdc->handle);
1826    virgl_encoder_write_dword(ctx->cbuf, buf->handle);
1827 }
1828 
virgl_encode_clear_surface(struct virgl_context * ctx,struct pipe_surface * surf,unsigned buffers,const union pipe_color_union * color,unsigned dstx,unsigned dsty,unsigned width,unsigned height,bool render_condition_enabled)1829 int virgl_encode_clear_surface(struct virgl_context *ctx,
1830                                struct pipe_surface *surf,
1831                                unsigned buffers,
1832                                const union pipe_color_union *color,
1833                                unsigned dstx, unsigned dsty,
1834                                unsigned width, unsigned height,
1835                                bool render_condition_enabled)
1836 {
1837    int i;
1838    uint32_t tmp;
1839    virgl_encoder_write_cmd_dword(ctx, VIRGL_CMD0(VIRGL_CCMD_CLEAR_SURFACE, 0, VIRGL_CLEAR_SURFACE_SIZE));
1840 
1841    tmp = VIRGL_CLEAR_SURFACE_S0_RENDER_CONDITION(render_condition_enabled) |
1842          VIRGL_CLEAR_SURFACE_S0_BUFFERS(buffers);
1843 
1844    virgl_encoder_write_dword(ctx->cbuf, tmp);
1845    virgl_encoder_write_dword(ctx->cbuf, virgl_surface(surf)->handle);
1846 
1847    for (i = 0; i < 4; i++)
1848       virgl_encoder_write_dword(ctx->cbuf, color->ui[i]);
1849 
1850    virgl_encoder_write_dword(ctx->cbuf, dstx);
1851    virgl_encoder_write_dword(ctx->cbuf, dsty);
1852    virgl_encoder_write_dword(ctx->cbuf, width);
1853    virgl_encoder_write_dword(ctx->cbuf, height);
1854 
1855    return 0;
1856 }
1857