1 /*
2  * Copyright 2010 Advanced Micro Devices, Inc.
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  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8  * and/or sell copies of the Software, and to permit persons to whom the
9  * 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 NONINFRINGEMENT.  IN NO EVENT SHALL
18  * THE COPYRIGHT HOLDER(S) AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
19  * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
20  * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
21  * DEALINGS IN THE SOFTWARE.
22  *
23  * Authors:
24  *     Alex Deucher <alexander.deucher@amd.com>
25  */
26 
27 #include <linux/types.h>
28 #include <linux/kernel.h>
29 
30 /*
31  * evergreen cards need to use the 3D engine to blit data which requires
32  * quite a bit of hw state setup.  Rather than pull the whole 3D driver
33  * (which normally generates the 3D state) into the DRM, we opt to use
34  * statically generated state tables.  The regsiter state and shaders
35  * were hand generated to support blitting functionality.  See the 3D
36  * driver or documentation for descriptions of the registers and
37  * shader instructions.
38  */
39 
40 const u32 cayman_default_state[] =
41 {
42 	0xc0066900,
43 	0x00000000,
44 	0x00000060, /* DB_RENDER_CONTROL */
45 	0x00000000, /* DB_COUNT_CONTROL */
46 	0x00000000, /* DB_DEPTH_VIEW */
47 	0x0000002a, /* DB_RENDER_OVERRIDE */
48 	0x00000000, /* DB_RENDER_OVERRIDE2 */
49 	0x00000000, /* DB_HTILE_DATA_BASE */
50 
51 	0xc0026900,
52 	0x0000000a,
53 	0x00000000, /* DB_STENCIL_CLEAR */
54 	0x00000000, /* DB_DEPTH_CLEAR */
55 
56 	0xc0036900,
57 	0x0000000f,
58 	0x00000000, /* DB_DEPTH_INFO */
59 	0x00000000, /* DB_Z_INFO */
60 	0x00000000, /* DB_STENCIL_INFO */
61 
62 	0xc0016900,
63 	0x00000080,
64 	0x00000000, /* PA_SC_WINDOW_OFFSET */
65 
66 	0xc00d6900,
67 	0x00000083,
68 	0x0000ffff, /* PA_SC_CLIPRECT_RULE */
69 	0x00000000, /* PA_SC_CLIPRECT_0_TL */
70 	0x20002000, /* PA_SC_CLIPRECT_0_BR */
71 	0x00000000,
72 	0x20002000,
73 	0x00000000,
74 	0x20002000,
75 	0x00000000,
76 	0x20002000,
77 	0xaaaaaaaa, /* PA_SC_EDGERULE */
78 	0x00000000, /* PA_SU_HARDWARE_SCREEN_OFFSET */
79 	0x0000000f, /* CB_TARGET_MASK */
80 	0x0000000f, /* CB_SHADER_MASK */
81 
82 	0xc0226900,
83 	0x00000094,
84 	0x80000000, /* PA_SC_VPORT_SCISSOR_0_TL */
85 	0x20002000, /* PA_SC_VPORT_SCISSOR_0_BR */
86 	0x80000000,
87 	0x20002000,
88 	0x80000000,
89 	0x20002000,
90 	0x80000000,
91 	0x20002000,
92 	0x80000000,
93 	0x20002000,
94 	0x80000000,
95 	0x20002000,
96 	0x80000000,
97 	0x20002000,
98 	0x80000000,
99 	0x20002000,
100 	0x80000000,
101 	0x20002000,
102 	0x80000000,
103 	0x20002000,
104 	0x80000000,
105 	0x20002000,
106 	0x80000000,
107 	0x20002000,
108 	0x80000000,
109 	0x20002000,
110 	0x80000000,
111 	0x20002000,
112 	0x80000000,
113 	0x20002000,
114 	0x80000000,
115 	0x20002000,
116 	0x00000000, /* PA_SC_VPORT_ZMIN_0 */
117 	0x3f800000, /* PA_SC_VPORT_ZMAX_0 */
118 
119 	0xc0016900,
120 	0x000000d4,
121 	0x00000000, /* SX_MISC */
122 
123 	0xc0026900,
124 	0x000000d9,
125 	0x00000000, /* CP_RINGID */
126 	0x00000000, /* CP_VMID */
127 
128 	0xc0096900,
129 	0x00000100,
130 	0x00ffffff, /* VGT_MAX_VTX_INDX */
131 	0x00000000, /* VGT_MIN_VTX_INDX */
132 	0x00000000, /* VGT_INDX_OFFSET */
133 	0x00000000, /* VGT_MULTI_PRIM_IB_RESET_INDX */
134 	0x00000000, /* SX_ALPHA_TEST_CONTROL */
135 	0x00000000, /* CB_BLEND_RED */
136 	0x00000000, /* CB_BLEND_GREEN */
137 	0x00000000, /* CB_BLEND_BLUE */
138 	0x00000000, /* CB_BLEND_ALPHA */
139 
140 	0xc0016900,
141 	0x00000187,
142 	0x00000100, /* SPI_VS_OUT_ID_0 */
143 
144 	0xc0026900,
145 	0x00000191,
146 	0x00000100, /* SPI_PS_INPUT_CNTL_0 */
147 	0x00000101, /* SPI_PS_INPUT_CNTL_1 */
148 
149 	0xc0016900,
150 	0x000001b1,
151 	0x00000000, /* SPI_VS_OUT_CONFIG */
152 
153 	0xc0106900,
154 	0x000001b3,
155 	0x20000001, /* SPI_PS_IN_CONTROL_0 */
156 	0x00000000, /* SPI_PS_IN_CONTROL_1 */
157 	0x00000000, /* SPI_INTERP_CONTROL_0 */
158 	0x00000000, /* SPI_INPUT_Z */
159 	0x00000000, /* SPI_FOG_CNTL */
160 	0x00100000, /* SPI_BARYC_CNTL */
161 	0x00000000, /* SPI_PS_IN_CONTROL_2 */
162 	0x00000000, /* SPI_COMPUTE_INPUT_CNTL */
163 	0x00000000, /* SPI_COMPUTE_NUM_THREAD_X */
164 	0x00000000, /* SPI_COMPUTE_NUM_THREAD_Y */
165 	0x00000000, /* SPI_COMPUTE_NUM_THREAD_Z */
166 	0x00000000, /* SPI_GPR_MGMT */
167 	0x00000000, /* SPI_LDS_MGMT */
168 	0x00000000, /* SPI_STACK_MGMT */
169 	0x00000000, /* SPI_WAVE_MGMT_1 */
170 	0x00000000, /* SPI_WAVE_MGMT_2 */
171 
172 	0xc0016900,
173 	0x000001e0,
174 	0x00000000, /* CB_BLEND0_CONTROL */
175 
176 	0xc00e6900,
177 	0x00000200,
178 	0x00000000, /* DB_DEPTH_CONTROL */
179 	0x00000000, /* DB_EQAA */
180 	0x00cc0010, /* CB_COLOR_CONTROL */
181 	0x00000210, /* DB_SHADER_CONTROL */
182 	0x00010000, /* PA_CL_CLIP_CNTL */
183 	0x00000004, /* PA_SU_SC_MODE_CNTL */
184 	0x00000100, /* PA_CL_VTE_CNTL */
185 	0x00000000, /* PA_CL_VS_OUT_CNTL */
186 	0x00000000, /* PA_CL_NANINF_CNTL */
187 	0x00000000, /* PA_SU_LINE_STIPPLE_CNTL */
188 	0x00000000, /* PA_SU_LINE_STIPPLE_SCALE */
189 	0x00000000, /* PA_SU_PRIM_FILTER_CNTL */
190 	0x00000000, /*  */
191 	0x00000000, /*  */
192 
193 	0xc0026900,
194 	0x00000229,
195 	0x00000000, /* SQ_PGM_START_FS */
196 	0x00000000,
197 
198 	0xc0016900,
199 	0x0000023b,
200 	0x00000000, /* SQ_LDS_ALLOC_PS */
201 
202 	0xc0066900,
203 	0x00000240,
204 	0x00000000, /* SQ_ESGS_RING_ITEMSIZE */
205 	0x00000000,
206 	0x00000000,
207 	0x00000000,
208 	0x00000000,
209 	0x00000000,
210 
211 	0xc0046900,
212 	0x00000247,
213 	0x00000000, /* SQ_GS_VERT_ITEMSIZE */
214 	0x00000000,
215 	0x00000000,
216 	0x00000000,
217 
218 	0xc0116900,
219 	0x00000280,
220 	0x00000000, /* PA_SU_POINT_SIZE */
221 	0x00000000, /* PA_SU_POINT_MINMAX */
222 	0x00000008, /* PA_SU_LINE_CNTL */
223 	0x00000000, /* PA_SC_LINE_STIPPLE */
224 	0x00000000, /* VGT_OUTPUT_PATH_CNTL */
225 	0x00000000, /* VGT_HOS_CNTL */
226 	0x00000000,
227 	0x00000000,
228 	0x00000000,
229 	0x00000000,
230 	0x00000000,
231 	0x00000000,
232 	0x00000000,
233 	0x00000000,
234 	0x00000000,
235 	0x00000000,
236 	0x00000000, /* VGT_GS_MODE */
237 
238 	0xc0026900,
239 	0x00000292,
240 	0x00000000, /* PA_SC_MODE_CNTL_0 */
241 	0x00000000, /* PA_SC_MODE_CNTL_1 */
242 
243 	0xc0016900,
244 	0x000002a1,
245 	0x00000000, /* VGT_PRIMITIVEID_EN */
246 
247 	0xc0016900,
248 	0x000002a5,
249 	0x00000000, /* VGT_MULTI_PRIM_IB_RESET_EN */
250 
251 	0xc0026900,
252 	0x000002a8,
253 	0x00000000, /* VGT_INSTANCE_STEP_RATE_0 */
254 	0x00000000,
255 
256 	0xc0026900,
257 	0x000002ad,
258 	0x00000000, /* VGT_REUSE_OFF */
259 	0x00000000,
260 
261 	0xc0016900,
262 	0x000002d5,
263 	0x00000000, /* VGT_SHADER_STAGES_EN */
264 
265 	0xc0016900,
266 	0x000002dc,
267 	0x0000aa00, /* DB_ALPHA_TO_MASK */
268 
269 	0xc0066900,
270 	0x000002de,
271 	0x00000000, /* PA_SU_POLY_OFFSET_DB_FMT_CNTL */
272 	0x00000000,
273 	0x00000000,
274 	0x00000000,
275 	0x00000000,
276 	0x00000000,
277 
278 	0xc0026900,
279 	0x000002e5,
280 	0x00000000, /* VGT_STRMOUT_CONFIG */
281 	0x00000000,
282 
283 	0xc01b6900,
284 	0x000002f5,
285 	0x76543210, /* PA_SC_CENTROID_PRIORITY_0 */
286 	0xfedcba98, /* PA_SC_CENTROID_PRIORITY_1 */
287 	0x00000000, /* PA_SC_LINE_CNTL */
288 	0x00000000, /* PA_SC_AA_CONFIG */
289 	0x00000005, /* PA_SU_VTX_CNTL */
290 	0x3f800000, /* PA_CL_GB_VERT_CLIP_ADJ */
291 	0x3f800000, /* PA_CL_GB_VERT_DISC_ADJ */
292 	0x3f800000, /* PA_CL_GB_HORZ_CLIP_ADJ */
293 	0x3f800000, /* PA_CL_GB_HORZ_DISC_ADJ */
294 	0x00000000, /* PA_SC_AA_SAMPLE_LOCS_PIXEL_X0Y0_0 */
295 	0x00000000,
296 	0x00000000,
297 	0x00000000,
298 	0x00000000,
299 	0x00000000,
300 	0x00000000,
301 	0x00000000,
302 	0x00000000,
303 	0x00000000,
304 	0x00000000,
305 	0x00000000,
306 	0x00000000,
307 	0x00000000,
308 	0x00000000,
309 	0x00000000,
310 	0xffffffff, /* PA_SC_AA_MASK_X0Y0_X1Y0 */
311 	0xffffffff,
312 
313 	0xc0026900,
314 	0x00000316,
315 	0x0000000e, /* VGT_VERTEX_REUSE_BLOCK_CNTL */
316 	0x00000010, /*  */
317 };
318 
319 const u32 cayman_vs[] =
320 {
321 	0x00000004,
322 	0x80400400,
323 	0x0000a03c,
324 	0x95000688,
325 	0x00004000,
326 	0x15000688,
327 	0x00000000,
328 	0x88000000,
329 	0x04000000,
330 	0x67961001,
331 #ifdef __BIG_ENDIAN
332 	0x00020000,
333 #else
334 	0x00000000,
335 #endif
336 	0x00000000,
337 	0x04000000,
338 	0x67961000,
339 #ifdef __BIG_ENDIAN
340 	0x00020008,
341 #else
342 	0x00000008,
343 #endif
344 	0x00000000,
345 };
346 
347 const u32 cayman_ps[] =
348 {
349 	0x00000004,
350 	0xa00c0000,
351 	0x00000008,
352 	0x80400000,
353 	0x00000000,
354 	0x95000688,
355 	0x00000000,
356 	0x88000000,
357 	0x00380400,
358 	0x00146b10,
359 	0x00380000,
360 	0x20146b10,
361 	0x00380400,
362 	0x40146b00,
363 	0x80380000,
364 	0x60146b00,
365 	0x00000010,
366 	0x000d1000,
367 	0xb0800000,
368 	0x00000000,
369 };
370 
371 const u32 cayman_ps_size = ARRAY_SIZE(cayman_ps);
372 const u32 cayman_vs_size = ARRAY_SIZE(cayman_vs);
373 const u32 cayman_default_size = ARRAY_SIZE(cayman_default_state);
374