1 /*
2  * Copyright 2008 Advanced Micro Devices, Inc.
3  * Copyright 2008 Red Hat Inc.
4  * Copyright 2009 Jerome Glisse.
5  *
6  * Permission is hereby granted, free of charge, to any person obtaining a
7  * copy of this software and associated documentation files (the "Software"),
8  * to deal in the Software without restriction, including without limitation
9  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
10  * and/or sell copies of the Software, and to permit persons to whom the
11  * Software is furnished to do so, subject to the following conditions:
12  *
13  * The above copyright notice and this permission notice shall be included in
14  * all copies or substantial portions of the Software.
15  *
16  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
19  * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
20  * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
21  * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
22  * OTHER DEALINGS IN THE SOFTWARE.
23  *
24  * Authors: Dave Airlie
25  *          Alex Deucher
26  *          Jerome Glisse
27  */
28 
29 #include <linux/console.h>
30 #include <drm/drmP.h>
31 #include <drm/drm_crtc_helper.h>
32 #include <drm/radeon_drm.h>
33 #include <linux/vgaarb.h>
34 #include <linux/vga_switcheroo.h>
35 #include "radeon_reg.h"
36 #include "radeon.h"
37 #include "radeon_asic.h"
38 #include "atom.h"
39 
40 /*
41  * Registers accessors functions.
42  */
43 static uint32_t radeon_invalid_rreg(struct radeon_device *rdev, uint32_t reg)
44 {
45 	DRM_ERROR("Invalid callback to read register 0x%04X\n", reg);
46 	BUG_ON(1);
47 	return 0;
48 }
49 
50 static void radeon_invalid_wreg(struct radeon_device *rdev, uint32_t reg, uint32_t v)
51 {
52 	DRM_ERROR("Invalid callback to write register 0x%04X with 0x%08X\n",
53 		  reg, v);
54 	BUG_ON(1);
55 }
56 
57 static void radeon_register_accessor_init(struct radeon_device *rdev)
58 {
59 	rdev->mc_rreg = &radeon_invalid_rreg;
60 	rdev->mc_wreg = &radeon_invalid_wreg;
61 	rdev->pll_rreg = &radeon_invalid_rreg;
62 	rdev->pll_wreg = &radeon_invalid_wreg;
63 	rdev->pciep_rreg = &radeon_invalid_rreg;
64 	rdev->pciep_wreg = &radeon_invalid_wreg;
65 
66 	/* Don't change order as we are overridding accessor. */
67 	if (rdev->family < CHIP_RV515) {
68 		rdev->pcie_reg_mask = 0xff;
69 	} else {
70 		rdev->pcie_reg_mask = 0x7ff;
71 	}
72 	/* FIXME: not sure here */
73 	if (rdev->family <= CHIP_R580) {
74 		rdev->pll_rreg = &r100_pll_rreg;
75 		rdev->pll_wreg = &r100_pll_wreg;
76 	}
77 	if (rdev->family >= CHIP_R420) {
78 		rdev->mc_rreg = &r420_mc_rreg;
79 		rdev->mc_wreg = &r420_mc_wreg;
80 	}
81 	if (rdev->family >= CHIP_RV515) {
82 		rdev->mc_rreg = &rv515_mc_rreg;
83 		rdev->mc_wreg = &rv515_mc_wreg;
84 	}
85 	if (rdev->family == CHIP_RS400 || rdev->family == CHIP_RS480) {
86 		rdev->mc_rreg = &rs400_mc_rreg;
87 		rdev->mc_wreg = &rs400_mc_wreg;
88 	}
89 	if (rdev->family == CHIP_RS690 || rdev->family == CHIP_RS740) {
90 		rdev->mc_rreg = &rs690_mc_rreg;
91 		rdev->mc_wreg = &rs690_mc_wreg;
92 	}
93 	if (rdev->family == CHIP_RS600) {
94 		rdev->mc_rreg = &rs600_mc_rreg;
95 		rdev->mc_wreg = &rs600_mc_wreg;
96 	}
97 	if (rdev->family >= CHIP_R600) {
98 		rdev->pciep_rreg = &r600_pciep_rreg;
99 		rdev->pciep_wreg = &r600_pciep_wreg;
100 	}
101 }
102 
103 
104 /* helper to disable agp */
105 void radeon_agp_disable(struct radeon_device *rdev)
106 {
107 	rdev->flags &= ~RADEON_IS_AGP;
108 	if (rdev->family >= CHIP_R600) {
109 		DRM_INFO("Forcing AGP to PCIE mode\n");
110 		rdev->flags |= RADEON_IS_PCIE;
111 	} else if (rdev->family >= CHIP_RV515 ||
112 			rdev->family == CHIP_RV380 ||
113 			rdev->family == CHIP_RV410 ||
114 			rdev->family == CHIP_R423) {
115 		DRM_INFO("Forcing AGP to PCIE mode\n");
116 		rdev->flags |= RADEON_IS_PCIE;
117 		rdev->asic->gart_tlb_flush = &rv370_pcie_gart_tlb_flush;
118 		rdev->asic->gart_set_page = &rv370_pcie_gart_set_page;
119 	} else {
120 		DRM_INFO("Forcing AGP to PCI mode\n");
121 		rdev->flags |= RADEON_IS_PCI;
122 		rdev->asic->gart_tlb_flush = &r100_pci_gart_tlb_flush;
123 		rdev->asic->gart_set_page = &r100_pci_gart_set_page;
124 	}
125 	rdev->mc.gtt_size = radeon_gart_size * 1024 * 1024;
126 }
127 
128 /*
129  * ASIC
130  */
131 static struct radeon_asic r100_asic = {
132 	.init = &r100_init,
133 	.fini = &r100_fini,
134 	.suspend = &r100_suspend,
135 	.resume = &r100_resume,
136 	.vga_set_state = &r100_vga_set_state,
137 	.gpu_is_lockup = &r100_gpu_is_lockup,
138 	.asic_reset = &r100_asic_reset,
139 	.gart_tlb_flush = &r100_pci_gart_tlb_flush,
140 	.gart_set_page = &r100_pci_gart_set_page,
141 	.cp_commit = &r100_cp_commit,
142 	.ring_start = &r100_ring_start,
143 	.ring_test = &r100_ring_test,
144 	.ring_ib_execute = &r100_ring_ib_execute,
145 	.irq_set = &r100_irq_set,
146 	.irq_process = &r100_irq_process,
147 	.get_vblank_counter = &r100_get_vblank_counter,
148 	.fence_ring_emit = &r100_fence_ring_emit,
149 	.cs_parse = &r100_cs_parse,
150 	.copy_blit = &r100_copy_blit,
151 	.copy_dma = NULL,
152 	.copy = &r100_copy_blit,
153 	.get_engine_clock = &radeon_legacy_get_engine_clock,
154 	.set_engine_clock = &radeon_legacy_set_engine_clock,
155 	.get_memory_clock = &radeon_legacy_get_memory_clock,
156 	.set_memory_clock = NULL,
157 	.get_pcie_lanes = NULL,
158 	.set_pcie_lanes = NULL,
159 	.set_clock_gating = &radeon_legacy_set_clock_gating,
160 	.set_surface_reg = r100_set_surface_reg,
161 	.clear_surface_reg = r100_clear_surface_reg,
162 	.bandwidth_update = &r100_bandwidth_update,
163 	.hpd_init = &r100_hpd_init,
164 	.hpd_fini = &r100_hpd_fini,
165 	.hpd_sense = &r100_hpd_sense,
166 	.hpd_set_polarity = &r100_hpd_set_polarity,
167 	.ioctl_wait_idle = NULL,
168 	.gui_idle = &r100_gui_idle,
169 	.pm_misc = &r100_pm_misc,
170 	.pm_prepare = &r100_pm_prepare,
171 	.pm_finish = &r100_pm_finish,
172 	.pm_init_profile = &r100_pm_init_profile,
173 	.pm_get_dynpm_state = &r100_pm_get_dynpm_state,
174 	.pre_page_flip = &r100_pre_page_flip,
175 	.page_flip = &r100_page_flip,
176 	.post_page_flip = &r100_post_page_flip,
177 };
178 
179 static struct radeon_asic r200_asic = {
180 	.init = &r100_init,
181 	.fini = &r100_fini,
182 	.suspend = &r100_suspend,
183 	.resume = &r100_resume,
184 	.vga_set_state = &r100_vga_set_state,
185 	.gpu_is_lockup = &r100_gpu_is_lockup,
186 	.asic_reset = &r100_asic_reset,
187 	.gart_tlb_flush = &r100_pci_gart_tlb_flush,
188 	.gart_set_page = &r100_pci_gart_set_page,
189 	.cp_commit = &r100_cp_commit,
190 	.ring_start = &r100_ring_start,
191 	.ring_test = &r100_ring_test,
192 	.ring_ib_execute = &r100_ring_ib_execute,
193 	.irq_set = &r100_irq_set,
194 	.irq_process = &r100_irq_process,
195 	.get_vblank_counter = &r100_get_vblank_counter,
196 	.fence_ring_emit = &r100_fence_ring_emit,
197 	.cs_parse = &r100_cs_parse,
198 	.copy_blit = &r100_copy_blit,
199 	.copy_dma = &r200_copy_dma,
200 	.copy = &r100_copy_blit,
201 	.get_engine_clock = &radeon_legacy_get_engine_clock,
202 	.set_engine_clock = &radeon_legacy_set_engine_clock,
203 	.get_memory_clock = &radeon_legacy_get_memory_clock,
204 	.set_memory_clock = NULL,
205 	.set_pcie_lanes = NULL,
206 	.set_clock_gating = &radeon_legacy_set_clock_gating,
207 	.set_surface_reg = r100_set_surface_reg,
208 	.clear_surface_reg = r100_clear_surface_reg,
209 	.bandwidth_update = &r100_bandwidth_update,
210 	.hpd_init = &r100_hpd_init,
211 	.hpd_fini = &r100_hpd_fini,
212 	.hpd_sense = &r100_hpd_sense,
213 	.hpd_set_polarity = &r100_hpd_set_polarity,
214 	.ioctl_wait_idle = NULL,
215 	.gui_idle = &r100_gui_idle,
216 	.pm_misc = &r100_pm_misc,
217 	.pm_prepare = &r100_pm_prepare,
218 	.pm_finish = &r100_pm_finish,
219 	.pm_init_profile = &r100_pm_init_profile,
220 	.pm_get_dynpm_state = &r100_pm_get_dynpm_state,
221 	.pre_page_flip = &r100_pre_page_flip,
222 	.page_flip = &r100_page_flip,
223 	.post_page_flip = &r100_post_page_flip,
224 };
225 
226 static struct radeon_asic r300_asic = {
227 	.init = &r300_init,
228 	.fini = &r300_fini,
229 	.suspend = &r300_suspend,
230 	.resume = &r300_resume,
231 	.vga_set_state = &r100_vga_set_state,
232 	.gpu_is_lockup = &r300_gpu_is_lockup,
233 	.asic_reset = &r300_asic_reset,
234 	.gart_tlb_flush = &r100_pci_gart_tlb_flush,
235 	.gart_set_page = &r100_pci_gart_set_page,
236 	.cp_commit = &r100_cp_commit,
237 	.ring_start = &r300_ring_start,
238 	.ring_test = &r100_ring_test,
239 	.ring_ib_execute = &r100_ring_ib_execute,
240 	.irq_set = &r100_irq_set,
241 	.irq_process = &r100_irq_process,
242 	.get_vblank_counter = &r100_get_vblank_counter,
243 	.fence_ring_emit = &r300_fence_ring_emit,
244 	.cs_parse = &r300_cs_parse,
245 	.copy_blit = &r100_copy_blit,
246 	.copy_dma = &r200_copy_dma,
247 	.copy = &r100_copy_blit,
248 	.get_engine_clock = &radeon_legacy_get_engine_clock,
249 	.set_engine_clock = &radeon_legacy_set_engine_clock,
250 	.get_memory_clock = &radeon_legacy_get_memory_clock,
251 	.set_memory_clock = NULL,
252 	.get_pcie_lanes = &rv370_get_pcie_lanes,
253 	.set_pcie_lanes = &rv370_set_pcie_lanes,
254 	.set_clock_gating = &radeon_legacy_set_clock_gating,
255 	.set_surface_reg = r100_set_surface_reg,
256 	.clear_surface_reg = r100_clear_surface_reg,
257 	.bandwidth_update = &r100_bandwidth_update,
258 	.hpd_init = &r100_hpd_init,
259 	.hpd_fini = &r100_hpd_fini,
260 	.hpd_sense = &r100_hpd_sense,
261 	.hpd_set_polarity = &r100_hpd_set_polarity,
262 	.ioctl_wait_idle = NULL,
263 	.gui_idle = &r100_gui_idle,
264 	.pm_misc = &r100_pm_misc,
265 	.pm_prepare = &r100_pm_prepare,
266 	.pm_finish = &r100_pm_finish,
267 	.pm_init_profile = &r100_pm_init_profile,
268 	.pm_get_dynpm_state = &r100_pm_get_dynpm_state,
269 	.pre_page_flip = &r100_pre_page_flip,
270 	.page_flip = &r100_page_flip,
271 	.post_page_flip = &r100_post_page_flip,
272 };
273 
274 static struct radeon_asic r300_asic_pcie = {
275 	.init = &r300_init,
276 	.fini = &r300_fini,
277 	.suspend = &r300_suspend,
278 	.resume = &r300_resume,
279 	.vga_set_state = &r100_vga_set_state,
280 	.gpu_is_lockup = &r300_gpu_is_lockup,
281 	.asic_reset = &r300_asic_reset,
282 	.gart_tlb_flush = &rv370_pcie_gart_tlb_flush,
283 	.gart_set_page = &rv370_pcie_gart_set_page,
284 	.cp_commit = &r100_cp_commit,
285 	.ring_start = &r300_ring_start,
286 	.ring_test = &r100_ring_test,
287 	.ring_ib_execute = &r100_ring_ib_execute,
288 	.irq_set = &r100_irq_set,
289 	.irq_process = &r100_irq_process,
290 	.get_vblank_counter = &r100_get_vblank_counter,
291 	.fence_ring_emit = &r300_fence_ring_emit,
292 	.cs_parse = &r300_cs_parse,
293 	.copy_blit = &r100_copy_blit,
294 	.copy_dma = &r200_copy_dma,
295 	.copy = &r100_copy_blit,
296 	.get_engine_clock = &radeon_legacy_get_engine_clock,
297 	.set_engine_clock = &radeon_legacy_set_engine_clock,
298 	.get_memory_clock = &radeon_legacy_get_memory_clock,
299 	.set_memory_clock = NULL,
300 	.set_pcie_lanes = &rv370_set_pcie_lanes,
301 	.set_clock_gating = &radeon_legacy_set_clock_gating,
302 	.set_surface_reg = r100_set_surface_reg,
303 	.clear_surface_reg = r100_clear_surface_reg,
304 	.bandwidth_update = &r100_bandwidth_update,
305 	.hpd_init = &r100_hpd_init,
306 	.hpd_fini = &r100_hpd_fini,
307 	.hpd_sense = &r100_hpd_sense,
308 	.hpd_set_polarity = &r100_hpd_set_polarity,
309 	.ioctl_wait_idle = NULL,
310 	.gui_idle = &r100_gui_idle,
311 	.pm_misc = &r100_pm_misc,
312 	.pm_prepare = &r100_pm_prepare,
313 	.pm_finish = &r100_pm_finish,
314 	.pm_init_profile = &r100_pm_init_profile,
315 	.pm_get_dynpm_state = &r100_pm_get_dynpm_state,
316 	.pre_page_flip = &r100_pre_page_flip,
317 	.page_flip = &r100_page_flip,
318 	.post_page_flip = &r100_post_page_flip,
319 };
320 
321 static struct radeon_asic r420_asic = {
322 	.init = &r420_init,
323 	.fini = &r420_fini,
324 	.suspend = &r420_suspend,
325 	.resume = &r420_resume,
326 	.vga_set_state = &r100_vga_set_state,
327 	.gpu_is_lockup = &r300_gpu_is_lockup,
328 	.asic_reset = &r300_asic_reset,
329 	.gart_tlb_flush = &rv370_pcie_gart_tlb_flush,
330 	.gart_set_page = &rv370_pcie_gart_set_page,
331 	.cp_commit = &r100_cp_commit,
332 	.ring_start = &r300_ring_start,
333 	.ring_test = &r100_ring_test,
334 	.ring_ib_execute = &r100_ring_ib_execute,
335 	.irq_set = &r100_irq_set,
336 	.irq_process = &r100_irq_process,
337 	.get_vblank_counter = &r100_get_vblank_counter,
338 	.fence_ring_emit = &r300_fence_ring_emit,
339 	.cs_parse = &r300_cs_parse,
340 	.copy_blit = &r100_copy_blit,
341 	.copy_dma = &r200_copy_dma,
342 	.copy = &r100_copy_blit,
343 	.get_engine_clock = &radeon_atom_get_engine_clock,
344 	.set_engine_clock = &radeon_atom_set_engine_clock,
345 	.get_memory_clock = &radeon_atom_get_memory_clock,
346 	.set_memory_clock = &radeon_atom_set_memory_clock,
347 	.get_pcie_lanes = &rv370_get_pcie_lanes,
348 	.set_pcie_lanes = &rv370_set_pcie_lanes,
349 	.set_clock_gating = &radeon_atom_set_clock_gating,
350 	.set_surface_reg = r100_set_surface_reg,
351 	.clear_surface_reg = r100_clear_surface_reg,
352 	.bandwidth_update = &r100_bandwidth_update,
353 	.hpd_init = &r100_hpd_init,
354 	.hpd_fini = &r100_hpd_fini,
355 	.hpd_sense = &r100_hpd_sense,
356 	.hpd_set_polarity = &r100_hpd_set_polarity,
357 	.ioctl_wait_idle = NULL,
358 	.gui_idle = &r100_gui_idle,
359 	.pm_misc = &r100_pm_misc,
360 	.pm_prepare = &r100_pm_prepare,
361 	.pm_finish = &r100_pm_finish,
362 	.pm_init_profile = &r420_pm_init_profile,
363 	.pm_get_dynpm_state = &r100_pm_get_dynpm_state,
364 	.pre_page_flip = &r100_pre_page_flip,
365 	.page_flip = &r100_page_flip,
366 	.post_page_flip = &r100_post_page_flip,
367 };
368 
369 static struct radeon_asic rs400_asic = {
370 	.init = &rs400_init,
371 	.fini = &rs400_fini,
372 	.suspend = &rs400_suspend,
373 	.resume = &rs400_resume,
374 	.vga_set_state = &r100_vga_set_state,
375 	.gpu_is_lockup = &r300_gpu_is_lockup,
376 	.asic_reset = &r300_asic_reset,
377 	.gart_tlb_flush = &rs400_gart_tlb_flush,
378 	.gart_set_page = &rs400_gart_set_page,
379 	.cp_commit = &r100_cp_commit,
380 	.ring_start = &r300_ring_start,
381 	.ring_test = &r100_ring_test,
382 	.ring_ib_execute = &r100_ring_ib_execute,
383 	.irq_set = &r100_irq_set,
384 	.irq_process = &r100_irq_process,
385 	.get_vblank_counter = &r100_get_vblank_counter,
386 	.fence_ring_emit = &r300_fence_ring_emit,
387 	.cs_parse = &r300_cs_parse,
388 	.copy_blit = &r100_copy_blit,
389 	.copy_dma = &r200_copy_dma,
390 	.copy = &r100_copy_blit,
391 	.get_engine_clock = &radeon_legacy_get_engine_clock,
392 	.set_engine_clock = &radeon_legacy_set_engine_clock,
393 	.get_memory_clock = &radeon_legacy_get_memory_clock,
394 	.set_memory_clock = NULL,
395 	.get_pcie_lanes = NULL,
396 	.set_pcie_lanes = NULL,
397 	.set_clock_gating = &radeon_legacy_set_clock_gating,
398 	.set_surface_reg = r100_set_surface_reg,
399 	.clear_surface_reg = r100_clear_surface_reg,
400 	.bandwidth_update = &r100_bandwidth_update,
401 	.hpd_init = &r100_hpd_init,
402 	.hpd_fini = &r100_hpd_fini,
403 	.hpd_sense = &r100_hpd_sense,
404 	.hpd_set_polarity = &r100_hpd_set_polarity,
405 	.ioctl_wait_idle = NULL,
406 	.gui_idle = &r100_gui_idle,
407 	.pm_misc = &r100_pm_misc,
408 	.pm_prepare = &r100_pm_prepare,
409 	.pm_finish = &r100_pm_finish,
410 	.pm_init_profile = &r100_pm_init_profile,
411 	.pm_get_dynpm_state = &r100_pm_get_dynpm_state,
412 	.pre_page_flip = &r100_pre_page_flip,
413 	.page_flip = &r100_page_flip,
414 	.post_page_flip = &r100_post_page_flip,
415 };
416 
417 static struct radeon_asic rs600_asic = {
418 	.init = &rs600_init,
419 	.fini = &rs600_fini,
420 	.suspend = &rs600_suspend,
421 	.resume = &rs600_resume,
422 	.vga_set_state = &r100_vga_set_state,
423 	.gpu_is_lockup = &r300_gpu_is_lockup,
424 	.asic_reset = &rs600_asic_reset,
425 	.gart_tlb_flush = &rs600_gart_tlb_flush,
426 	.gart_set_page = &rs600_gart_set_page,
427 	.cp_commit = &r100_cp_commit,
428 	.ring_start = &r300_ring_start,
429 	.ring_test = &r100_ring_test,
430 	.ring_ib_execute = &r100_ring_ib_execute,
431 	.irq_set = &rs600_irq_set,
432 	.irq_process = &rs600_irq_process,
433 	.get_vblank_counter = &rs600_get_vblank_counter,
434 	.fence_ring_emit = &r300_fence_ring_emit,
435 	.cs_parse = &r300_cs_parse,
436 	.copy_blit = &r100_copy_blit,
437 	.copy_dma = &r200_copy_dma,
438 	.copy = &r100_copy_blit,
439 	.get_engine_clock = &radeon_atom_get_engine_clock,
440 	.set_engine_clock = &radeon_atom_set_engine_clock,
441 	.get_memory_clock = &radeon_atom_get_memory_clock,
442 	.set_memory_clock = &radeon_atom_set_memory_clock,
443 	.get_pcie_lanes = NULL,
444 	.set_pcie_lanes = NULL,
445 	.set_clock_gating = &radeon_atom_set_clock_gating,
446 	.set_surface_reg = r100_set_surface_reg,
447 	.clear_surface_reg = r100_clear_surface_reg,
448 	.bandwidth_update = &rs600_bandwidth_update,
449 	.hpd_init = &rs600_hpd_init,
450 	.hpd_fini = &rs600_hpd_fini,
451 	.hpd_sense = &rs600_hpd_sense,
452 	.hpd_set_polarity = &rs600_hpd_set_polarity,
453 	.ioctl_wait_idle = NULL,
454 	.gui_idle = &r100_gui_idle,
455 	.pm_misc = &rs600_pm_misc,
456 	.pm_prepare = &rs600_pm_prepare,
457 	.pm_finish = &rs600_pm_finish,
458 	.pm_init_profile = &r420_pm_init_profile,
459 	.pm_get_dynpm_state = &r100_pm_get_dynpm_state,
460 	.pre_page_flip = &rs600_pre_page_flip,
461 	.page_flip = &rs600_page_flip,
462 	.post_page_flip = &rs600_post_page_flip,
463 };
464 
465 static struct radeon_asic rs690_asic = {
466 	.init = &rs690_init,
467 	.fini = &rs690_fini,
468 	.suspend = &rs690_suspend,
469 	.resume = &rs690_resume,
470 	.vga_set_state = &r100_vga_set_state,
471 	.gpu_is_lockup = &r300_gpu_is_lockup,
472 	.asic_reset = &rs600_asic_reset,
473 	.gart_tlb_flush = &rs400_gart_tlb_flush,
474 	.gart_set_page = &rs400_gart_set_page,
475 	.cp_commit = &r100_cp_commit,
476 	.ring_start = &r300_ring_start,
477 	.ring_test = &r100_ring_test,
478 	.ring_ib_execute = &r100_ring_ib_execute,
479 	.irq_set = &rs600_irq_set,
480 	.irq_process = &rs600_irq_process,
481 	.get_vblank_counter = &rs600_get_vblank_counter,
482 	.fence_ring_emit = &r300_fence_ring_emit,
483 	.cs_parse = &r300_cs_parse,
484 	.copy_blit = &r100_copy_blit,
485 	.copy_dma = &r200_copy_dma,
486 	.copy = &r200_copy_dma,
487 	.get_engine_clock = &radeon_atom_get_engine_clock,
488 	.set_engine_clock = &radeon_atom_set_engine_clock,
489 	.get_memory_clock = &radeon_atom_get_memory_clock,
490 	.set_memory_clock = &radeon_atom_set_memory_clock,
491 	.get_pcie_lanes = NULL,
492 	.set_pcie_lanes = NULL,
493 	.set_clock_gating = &radeon_atom_set_clock_gating,
494 	.set_surface_reg = r100_set_surface_reg,
495 	.clear_surface_reg = r100_clear_surface_reg,
496 	.bandwidth_update = &rs690_bandwidth_update,
497 	.hpd_init = &rs600_hpd_init,
498 	.hpd_fini = &rs600_hpd_fini,
499 	.hpd_sense = &rs600_hpd_sense,
500 	.hpd_set_polarity = &rs600_hpd_set_polarity,
501 	.ioctl_wait_idle = NULL,
502 	.gui_idle = &r100_gui_idle,
503 	.pm_misc = &rs600_pm_misc,
504 	.pm_prepare = &rs600_pm_prepare,
505 	.pm_finish = &rs600_pm_finish,
506 	.pm_init_profile = &r420_pm_init_profile,
507 	.pm_get_dynpm_state = &r100_pm_get_dynpm_state,
508 	.pre_page_flip = &rs600_pre_page_flip,
509 	.page_flip = &rs600_page_flip,
510 	.post_page_flip = &rs600_post_page_flip,
511 };
512 
513 static struct radeon_asic rv515_asic = {
514 	.init = &rv515_init,
515 	.fini = &rv515_fini,
516 	.suspend = &rv515_suspend,
517 	.resume = &rv515_resume,
518 	.vga_set_state = &r100_vga_set_state,
519 	.gpu_is_lockup = &r300_gpu_is_lockup,
520 	.asic_reset = &rs600_asic_reset,
521 	.gart_tlb_flush = &rv370_pcie_gart_tlb_flush,
522 	.gart_set_page = &rv370_pcie_gart_set_page,
523 	.cp_commit = &r100_cp_commit,
524 	.ring_start = &rv515_ring_start,
525 	.ring_test = &r100_ring_test,
526 	.ring_ib_execute = &r100_ring_ib_execute,
527 	.irq_set = &rs600_irq_set,
528 	.irq_process = &rs600_irq_process,
529 	.get_vblank_counter = &rs600_get_vblank_counter,
530 	.fence_ring_emit = &r300_fence_ring_emit,
531 	.cs_parse = &r300_cs_parse,
532 	.copy_blit = &r100_copy_blit,
533 	.copy_dma = &r200_copy_dma,
534 	.copy = &r100_copy_blit,
535 	.get_engine_clock = &radeon_atom_get_engine_clock,
536 	.set_engine_clock = &radeon_atom_set_engine_clock,
537 	.get_memory_clock = &radeon_atom_get_memory_clock,
538 	.set_memory_clock = &radeon_atom_set_memory_clock,
539 	.get_pcie_lanes = &rv370_get_pcie_lanes,
540 	.set_pcie_lanes = &rv370_set_pcie_lanes,
541 	.set_clock_gating = &radeon_atom_set_clock_gating,
542 	.set_surface_reg = r100_set_surface_reg,
543 	.clear_surface_reg = r100_clear_surface_reg,
544 	.bandwidth_update = &rv515_bandwidth_update,
545 	.hpd_init = &rs600_hpd_init,
546 	.hpd_fini = &rs600_hpd_fini,
547 	.hpd_sense = &rs600_hpd_sense,
548 	.hpd_set_polarity = &rs600_hpd_set_polarity,
549 	.ioctl_wait_idle = NULL,
550 	.gui_idle = &r100_gui_idle,
551 	.pm_misc = &rs600_pm_misc,
552 	.pm_prepare = &rs600_pm_prepare,
553 	.pm_finish = &rs600_pm_finish,
554 	.pm_init_profile = &r420_pm_init_profile,
555 	.pm_get_dynpm_state = &r100_pm_get_dynpm_state,
556 	.pre_page_flip = &rs600_pre_page_flip,
557 	.page_flip = &rs600_page_flip,
558 	.post_page_flip = &rs600_post_page_flip,
559 };
560 
561 static struct radeon_asic r520_asic = {
562 	.init = &r520_init,
563 	.fini = &rv515_fini,
564 	.suspend = &rv515_suspend,
565 	.resume = &r520_resume,
566 	.vga_set_state = &r100_vga_set_state,
567 	.gpu_is_lockup = &r300_gpu_is_lockup,
568 	.asic_reset = &rs600_asic_reset,
569 	.gart_tlb_flush = &rv370_pcie_gart_tlb_flush,
570 	.gart_set_page = &rv370_pcie_gart_set_page,
571 	.cp_commit = &r100_cp_commit,
572 	.ring_start = &rv515_ring_start,
573 	.ring_test = &r100_ring_test,
574 	.ring_ib_execute = &r100_ring_ib_execute,
575 	.irq_set = &rs600_irq_set,
576 	.irq_process = &rs600_irq_process,
577 	.get_vblank_counter = &rs600_get_vblank_counter,
578 	.fence_ring_emit = &r300_fence_ring_emit,
579 	.cs_parse = &r300_cs_parse,
580 	.copy_blit = &r100_copy_blit,
581 	.copy_dma = &r200_copy_dma,
582 	.copy = &r100_copy_blit,
583 	.get_engine_clock = &radeon_atom_get_engine_clock,
584 	.set_engine_clock = &radeon_atom_set_engine_clock,
585 	.get_memory_clock = &radeon_atom_get_memory_clock,
586 	.set_memory_clock = &radeon_atom_set_memory_clock,
587 	.get_pcie_lanes = &rv370_get_pcie_lanes,
588 	.set_pcie_lanes = &rv370_set_pcie_lanes,
589 	.set_clock_gating = &radeon_atom_set_clock_gating,
590 	.set_surface_reg = r100_set_surface_reg,
591 	.clear_surface_reg = r100_clear_surface_reg,
592 	.bandwidth_update = &rv515_bandwidth_update,
593 	.hpd_init = &rs600_hpd_init,
594 	.hpd_fini = &rs600_hpd_fini,
595 	.hpd_sense = &rs600_hpd_sense,
596 	.hpd_set_polarity = &rs600_hpd_set_polarity,
597 	.ioctl_wait_idle = NULL,
598 	.gui_idle = &r100_gui_idle,
599 	.pm_misc = &rs600_pm_misc,
600 	.pm_prepare = &rs600_pm_prepare,
601 	.pm_finish = &rs600_pm_finish,
602 	.pm_init_profile = &r420_pm_init_profile,
603 	.pm_get_dynpm_state = &r100_pm_get_dynpm_state,
604 	.pre_page_flip = &rs600_pre_page_flip,
605 	.page_flip = &rs600_page_flip,
606 	.post_page_flip = &rs600_post_page_flip,
607 };
608 
609 static struct radeon_asic r600_asic = {
610 	.init = &r600_init,
611 	.fini = &r600_fini,
612 	.suspend = &r600_suspend,
613 	.resume = &r600_resume,
614 	.cp_commit = &r600_cp_commit,
615 	.vga_set_state = &r600_vga_set_state,
616 	.gpu_is_lockup = &r600_gpu_is_lockup,
617 	.asic_reset = &r600_asic_reset,
618 	.gart_tlb_flush = &r600_pcie_gart_tlb_flush,
619 	.gart_set_page = &rs600_gart_set_page,
620 	.ring_test = &r600_ring_test,
621 	.ring_ib_execute = &r600_ring_ib_execute,
622 	.irq_set = &r600_irq_set,
623 	.irq_process = &r600_irq_process,
624 	.get_vblank_counter = &rs600_get_vblank_counter,
625 	.fence_ring_emit = &r600_fence_ring_emit,
626 	.cs_parse = &r600_cs_parse,
627 	.copy_blit = &r600_copy_blit,
628 	.copy_dma = NULL,
629 	.copy = &r600_copy_blit,
630 	.get_engine_clock = &radeon_atom_get_engine_clock,
631 	.set_engine_clock = &radeon_atom_set_engine_clock,
632 	.get_memory_clock = &radeon_atom_get_memory_clock,
633 	.set_memory_clock = &radeon_atom_set_memory_clock,
634 	.get_pcie_lanes = &r600_get_pcie_lanes,
635 	.set_pcie_lanes = &r600_set_pcie_lanes,
636 	.set_clock_gating = NULL,
637 	.set_surface_reg = r600_set_surface_reg,
638 	.clear_surface_reg = r600_clear_surface_reg,
639 	.bandwidth_update = &rv515_bandwidth_update,
640 	.hpd_init = &r600_hpd_init,
641 	.hpd_fini = &r600_hpd_fini,
642 	.hpd_sense = &r600_hpd_sense,
643 	.hpd_set_polarity = &r600_hpd_set_polarity,
644 	.ioctl_wait_idle = r600_ioctl_wait_idle,
645 	.gui_idle = &r600_gui_idle,
646 	.pm_misc = &r600_pm_misc,
647 	.pm_prepare = &rs600_pm_prepare,
648 	.pm_finish = &rs600_pm_finish,
649 	.pm_init_profile = &r600_pm_init_profile,
650 	.pm_get_dynpm_state = &r600_pm_get_dynpm_state,
651 	.pre_page_flip = &rs600_pre_page_flip,
652 	.page_flip = &rs600_page_flip,
653 	.post_page_flip = &rs600_post_page_flip,
654 };
655 
656 static struct radeon_asic rs780_asic = {
657 	.init = &r600_init,
658 	.fini = &r600_fini,
659 	.suspend = &r600_suspend,
660 	.resume = &r600_resume,
661 	.cp_commit = &r600_cp_commit,
662 	.gpu_is_lockup = &r600_gpu_is_lockup,
663 	.vga_set_state = &r600_vga_set_state,
664 	.asic_reset = &r600_asic_reset,
665 	.gart_tlb_flush = &r600_pcie_gart_tlb_flush,
666 	.gart_set_page = &rs600_gart_set_page,
667 	.ring_test = &r600_ring_test,
668 	.ring_ib_execute = &r600_ring_ib_execute,
669 	.irq_set = &r600_irq_set,
670 	.irq_process = &r600_irq_process,
671 	.get_vblank_counter = &rs600_get_vblank_counter,
672 	.fence_ring_emit = &r600_fence_ring_emit,
673 	.cs_parse = &r600_cs_parse,
674 	.copy_blit = &r600_copy_blit,
675 	.copy_dma = NULL,
676 	.copy = &r600_copy_blit,
677 	.get_engine_clock = &radeon_atom_get_engine_clock,
678 	.set_engine_clock = &radeon_atom_set_engine_clock,
679 	.get_memory_clock = NULL,
680 	.set_memory_clock = NULL,
681 	.get_pcie_lanes = NULL,
682 	.set_pcie_lanes = NULL,
683 	.set_clock_gating = NULL,
684 	.set_surface_reg = r600_set_surface_reg,
685 	.clear_surface_reg = r600_clear_surface_reg,
686 	.bandwidth_update = &rs690_bandwidth_update,
687 	.hpd_init = &r600_hpd_init,
688 	.hpd_fini = &r600_hpd_fini,
689 	.hpd_sense = &r600_hpd_sense,
690 	.hpd_set_polarity = &r600_hpd_set_polarity,
691 	.ioctl_wait_idle = r600_ioctl_wait_idle,
692 	.gui_idle = &r600_gui_idle,
693 	.pm_misc = &r600_pm_misc,
694 	.pm_prepare = &rs600_pm_prepare,
695 	.pm_finish = &rs600_pm_finish,
696 	.pm_init_profile = &rs780_pm_init_profile,
697 	.pm_get_dynpm_state = &r600_pm_get_dynpm_state,
698 	.pre_page_flip = &rs600_pre_page_flip,
699 	.page_flip = &rs600_page_flip,
700 	.post_page_flip = &rs600_post_page_flip,
701 };
702 
703 static struct radeon_asic rv770_asic = {
704 	.init = &rv770_init,
705 	.fini = &rv770_fini,
706 	.suspend = &rv770_suspend,
707 	.resume = &rv770_resume,
708 	.cp_commit = &r600_cp_commit,
709 	.asic_reset = &r600_asic_reset,
710 	.gpu_is_lockup = &r600_gpu_is_lockup,
711 	.vga_set_state = &r600_vga_set_state,
712 	.gart_tlb_flush = &r600_pcie_gart_tlb_flush,
713 	.gart_set_page = &rs600_gart_set_page,
714 	.ring_test = &r600_ring_test,
715 	.ring_ib_execute = &r600_ring_ib_execute,
716 	.irq_set = &r600_irq_set,
717 	.irq_process = &r600_irq_process,
718 	.get_vblank_counter = &rs600_get_vblank_counter,
719 	.fence_ring_emit = &r600_fence_ring_emit,
720 	.cs_parse = &r600_cs_parse,
721 	.copy_blit = &r600_copy_blit,
722 	.copy_dma = NULL,
723 	.copy = &r600_copy_blit,
724 	.get_engine_clock = &radeon_atom_get_engine_clock,
725 	.set_engine_clock = &radeon_atom_set_engine_clock,
726 	.get_memory_clock = &radeon_atom_get_memory_clock,
727 	.set_memory_clock = &radeon_atom_set_memory_clock,
728 	.get_pcie_lanes = &r600_get_pcie_lanes,
729 	.set_pcie_lanes = &r600_set_pcie_lanes,
730 	.set_clock_gating = &radeon_atom_set_clock_gating,
731 	.set_surface_reg = r600_set_surface_reg,
732 	.clear_surface_reg = r600_clear_surface_reg,
733 	.bandwidth_update = &rv515_bandwidth_update,
734 	.hpd_init = &r600_hpd_init,
735 	.hpd_fini = &r600_hpd_fini,
736 	.hpd_sense = &r600_hpd_sense,
737 	.hpd_set_polarity = &r600_hpd_set_polarity,
738 	.ioctl_wait_idle = r600_ioctl_wait_idle,
739 	.gui_idle = &r600_gui_idle,
740 	.pm_misc = &rv770_pm_misc,
741 	.pm_prepare = &rs600_pm_prepare,
742 	.pm_finish = &rs600_pm_finish,
743 	.pm_init_profile = &r600_pm_init_profile,
744 	.pm_get_dynpm_state = &r600_pm_get_dynpm_state,
745 	.pre_page_flip = &rs600_pre_page_flip,
746 	.page_flip = &rv770_page_flip,
747 	.post_page_flip = &rs600_post_page_flip,
748 };
749 
750 static struct radeon_asic evergreen_asic = {
751 	.init = &evergreen_init,
752 	.fini = &evergreen_fini,
753 	.suspend = &evergreen_suspend,
754 	.resume = &evergreen_resume,
755 	.cp_commit = &r600_cp_commit,
756 	.gpu_is_lockup = &evergreen_gpu_is_lockup,
757 	.asic_reset = &evergreen_asic_reset,
758 	.vga_set_state = &r600_vga_set_state,
759 	.gart_tlb_flush = &evergreen_pcie_gart_tlb_flush,
760 	.gart_set_page = &rs600_gart_set_page,
761 	.ring_test = &r600_ring_test,
762 	.ring_ib_execute = &evergreen_ring_ib_execute,
763 	.irq_set = &evergreen_irq_set,
764 	.irq_process = &evergreen_irq_process,
765 	.get_vblank_counter = &evergreen_get_vblank_counter,
766 	.fence_ring_emit = &r600_fence_ring_emit,
767 	.cs_parse = &evergreen_cs_parse,
768 	.copy_blit = &evergreen_copy_blit,
769 	.copy_dma = NULL,
770 	.copy = &evergreen_copy_blit,
771 	.get_engine_clock = &radeon_atom_get_engine_clock,
772 	.set_engine_clock = &radeon_atom_set_engine_clock,
773 	.get_memory_clock = &radeon_atom_get_memory_clock,
774 	.set_memory_clock = &radeon_atom_set_memory_clock,
775 	.get_pcie_lanes = &r600_get_pcie_lanes,
776 	.set_pcie_lanes = &r600_set_pcie_lanes,
777 	.set_clock_gating = NULL,
778 	.set_surface_reg = r600_set_surface_reg,
779 	.clear_surface_reg = r600_clear_surface_reg,
780 	.bandwidth_update = &evergreen_bandwidth_update,
781 	.hpd_init = &evergreen_hpd_init,
782 	.hpd_fini = &evergreen_hpd_fini,
783 	.hpd_sense = &evergreen_hpd_sense,
784 	.hpd_set_polarity = &evergreen_hpd_set_polarity,
785 	.ioctl_wait_idle = r600_ioctl_wait_idle,
786 	.gui_idle = &r600_gui_idle,
787 	.pm_misc = &evergreen_pm_misc,
788 	.pm_prepare = &evergreen_pm_prepare,
789 	.pm_finish = &evergreen_pm_finish,
790 	.pm_init_profile = &r600_pm_init_profile,
791 	.pm_get_dynpm_state = &r600_pm_get_dynpm_state,
792 	.pre_page_flip = &evergreen_pre_page_flip,
793 	.page_flip = &evergreen_page_flip,
794 	.post_page_flip = &evergreen_post_page_flip,
795 };
796 
797 static struct radeon_asic sumo_asic = {
798 	.init = &evergreen_init,
799 	.fini = &evergreen_fini,
800 	.suspend = &evergreen_suspend,
801 	.resume = &evergreen_resume,
802 	.cp_commit = &r600_cp_commit,
803 	.gpu_is_lockup = &evergreen_gpu_is_lockup,
804 	.asic_reset = &evergreen_asic_reset,
805 	.vga_set_state = &r600_vga_set_state,
806 	.gart_tlb_flush = &evergreen_pcie_gart_tlb_flush,
807 	.gart_set_page = &rs600_gart_set_page,
808 	.ring_test = &r600_ring_test,
809 	.ring_ib_execute = &evergreen_ring_ib_execute,
810 	.irq_set = &evergreen_irq_set,
811 	.irq_process = &evergreen_irq_process,
812 	.get_vblank_counter = &evergreen_get_vblank_counter,
813 	.fence_ring_emit = &r600_fence_ring_emit,
814 	.cs_parse = &evergreen_cs_parse,
815 	.copy_blit = &evergreen_copy_blit,
816 	.copy_dma = NULL,
817 	.copy = &evergreen_copy_blit,
818 	.get_engine_clock = &radeon_atom_get_engine_clock,
819 	.set_engine_clock = &radeon_atom_set_engine_clock,
820 	.get_memory_clock = NULL,
821 	.set_memory_clock = NULL,
822 	.get_pcie_lanes = NULL,
823 	.set_pcie_lanes = NULL,
824 	.set_clock_gating = NULL,
825 	.set_surface_reg = r600_set_surface_reg,
826 	.clear_surface_reg = r600_clear_surface_reg,
827 	.bandwidth_update = &evergreen_bandwidth_update,
828 	.hpd_init = &evergreen_hpd_init,
829 	.hpd_fini = &evergreen_hpd_fini,
830 	.hpd_sense = &evergreen_hpd_sense,
831 	.hpd_set_polarity = &evergreen_hpd_set_polarity,
832 	.ioctl_wait_idle = r600_ioctl_wait_idle,
833 	.gui_idle = &r600_gui_idle,
834 	.pm_misc = &evergreen_pm_misc,
835 	.pm_prepare = &evergreen_pm_prepare,
836 	.pm_finish = &evergreen_pm_finish,
837 	.pm_init_profile = &rs780_pm_init_profile,
838 	.pm_get_dynpm_state = &r600_pm_get_dynpm_state,
839 	.pre_page_flip = &evergreen_pre_page_flip,
840 	.page_flip = &evergreen_page_flip,
841 	.post_page_flip = &evergreen_post_page_flip,
842 };
843 
844 static struct radeon_asic btc_asic = {
845 	.init = &evergreen_init,
846 	.fini = &evergreen_fini,
847 	.suspend = &evergreen_suspend,
848 	.resume = &evergreen_resume,
849 	.cp_commit = &r600_cp_commit,
850 	.gpu_is_lockup = &evergreen_gpu_is_lockup,
851 	.asic_reset = &evergreen_asic_reset,
852 	.vga_set_state = &r600_vga_set_state,
853 	.gart_tlb_flush = &evergreen_pcie_gart_tlb_flush,
854 	.gart_set_page = &rs600_gart_set_page,
855 	.ring_test = &r600_ring_test,
856 	.ring_ib_execute = &evergreen_ring_ib_execute,
857 	.irq_set = &evergreen_irq_set,
858 	.irq_process = &evergreen_irq_process,
859 	.get_vblank_counter = &evergreen_get_vblank_counter,
860 	.fence_ring_emit = &r600_fence_ring_emit,
861 	.cs_parse = &evergreen_cs_parse,
862 	.copy_blit = &evergreen_copy_blit,
863 	.copy_dma = NULL,
864 	.copy = &evergreen_copy_blit,
865 	.get_engine_clock = &radeon_atom_get_engine_clock,
866 	.set_engine_clock = &radeon_atom_set_engine_clock,
867 	.get_memory_clock = &radeon_atom_get_memory_clock,
868 	.set_memory_clock = &radeon_atom_set_memory_clock,
869 	.get_pcie_lanes = NULL,
870 	.set_pcie_lanes = NULL,
871 	.set_clock_gating = NULL,
872 	.set_surface_reg = r600_set_surface_reg,
873 	.clear_surface_reg = r600_clear_surface_reg,
874 	.bandwidth_update = &evergreen_bandwidth_update,
875 	.hpd_init = &evergreen_hpd_init,
876 	.hpd_fini = &evergreen_hpd_fini,
877 	.hpd_sense = &evergreen_hpd_sense,
878 	.hpd_set_polarity = &evergreen_hpd_set_polarity,
879 	.ioctl_wait_idle = r600_ioctl_wait_idle,
880 	.gui_idle = &r600_gui_idle,
881 	.pm_misc = &evergreen_pm_misc,
882 	.pm_prepare = &evergreen_pm_prepare,
883 	.pm_finish = &evergreen_pm_finish,
884 	.pm_init_profile = &r600_pm_init_profile,
885 	.pm_get_dynpm_state = &r600_pm_get_dynpm_state,
886 	.pre_page_flip = &evergreen_pre_page_flip,
887 	.page_flip = &evergreen_page_flip,
888 	.post_page_flip = &evergreen_post_page_flip,
889 };
890 
891 static struct radeon_asic cayman_asic = {
892 	.init = &cayman_init,
893 	.fini = &cayman_fini,
894 	.suspend = &cayman_suspend,
895 	.resume = &cayman_resume,
896 	.cp_commit = &r600_cp_commit,
897 	.gpu_is_lockup = &cayman_gpu_is_lockup,
898 	.asic_reset = &cayman_asic_reset,
899 	.vga_set_state = &r600_vga_set_state,
900 	.gart_tlb_flush = &cayman_pcie_gart_tlb_flush,
901 	.gart_set_page = &rs600_gart_set_page,
902 	.ring_test = &r600_ring_test,
903 	.ring_ib_execute = &evergreen_ring_ib_execute,
904 	.irq_set = &evergreen_irq_set,
905 	.irq_process = &evergreen_irq_process,
906 	.get_vblank_counter = &evergreen_get_vblank_counter,
907 	.fence_ring_emit = &r600_fence_ring_emit,
908 	.cs_parse = &evergreen_cs_parse,
909 	.copy_blit = &evergreen_copy_blit,
910 	.copy_dma = NULL,
911 	.copy = &evergreen_copy_blit,
912 	.get_engine_clock = &radeon_atom_get_engine_clock,
913 	.set_engine_clock = &radeon_atom_set_engine_clock,
914 	.get_memory_clock = &radeon_atom_get_memory_clock,
915 	.set_memory_clock = &radeon_atom_set_memory_clock,
916 	.get_pcie_lanes = NULL,
917 	.set_pcie_lanes = NULL,
918 	.set_clock_gating = NULL,
919 	.set_surface_reg = r600_set_surface_reg,
920 	.clear_surface_reg = r600_clear_surface_reg,
921 	.bandwidth_update = &evergreen_bandwidth_update,
922 	.hpd_init = &evergreen_hpd_init,
923 	.hpd_fini = &evergreen_hpd_fini,
924 	.hpd_sense = &evergreen_hpd_sense,
925 	.hpd_set_polarity = &evergreen_hpd_set_polarity,
926 	.ioctl_wait_idle = r600_ioctl_wait_idle,
927 	.gui_idle = &r600_gui_idle,
928 	.pm_misc = &evergreen_pm_misc,
929 	.pm_prepare = &evergreen_pm_prepare,
930 	.pm_finish = &evergreen_pm_finish,
931 	.pm_init_profile = &r600_pm_init_profile,
932 	.pm_get_dynpm_state = &r600_pm_get_dynpm_state,
933 	.pre_page_flip = &evergreen_pre_page_flip,
934 	.page_flip = &evergreen_page_flip,
935 	.post_page_flip = &evergreen_post_page_flip,
936 };
937 
938 int radeon_asic_init(struct radeon_device *rdev)
939 {
940 	radeon_register_accessor_init(rdev);
941 
942 	/* set the number of crtcs */
943 	if (rdev->flags & RADEON_SINGLE_CRTC)
944 		rdev->num_crtc = 1;
945 	else
946 		rdev->num_crtc = 2;
947 
948 	switch (rdev->family) {
949 	case CHIP_R100:
950 	case CHIP_RV100:
951 	case CHIP_RS100:
952 	case CHIP_RV200:
953 	case CHIP_RS200:
954 		rdev->asic = &r100_asic;
955 		break;
956 	case CHIP_R200:
957 	case CHIP_RV250:
958 	case CHIP_RS300:
959 	case CHIP_RV280:
960 		rdev->asic = &r200_asic;
961 		break;
962 	case CHIP_R300:
963 	case CHIP_R350:
964 	case CHIP_RV350:
965 	case CHIP_RV380:
966 		if (rdev->flags & RADEON_IS_PCIE)
967 			rdev->asic = &r300_asic_pcie;
968 		else
969 			rdev->asic = &r300_asic;
970 		break;
971 	case CHIP_R420:
972 	case CHIP_R423:
973 	case CHIP_RV410:
974 		rdev->asic = &r420_asic;
975 		/* handle macs */
976 		if (rdev->bios == NULL) {
977 			rdev->asic->get_engine_clock = &radeon_legacy_get_engine_clock;
978 			rdev->asic->set_engine_clock = &radeon_legacy_set_engine_clock;
979 			rdev->asic->get_memory_clock = &radeon_legacy_get_memory_clock;
980 			rdev->asic->set_memory_clock = NULL;
981 		}
982 		break;
983 	case CHIP_RS400:
984 	case CHIP_RS480:
985 		rdev->asic = &rs400_asic;
986 		break;
987 	case CHIP_RS600:
988 		rdev->asic = &rs600_asic;
989 		break;
990 	case CHIP_RS690:
991 	case CHIP_RS740:
992 		rdev->asic = &rs690_asic;
993 		break;
994 	case CHIP_RV515:
995 		rdev->asic = &rv515_asic;
996 		break;
997 	case CHIP_R520:
998 	case CHIP_RV530:
999 	case CHIP_RV560:
1000 	case CHIP_RV570:
1001 	case CHIP_R580:
1002 		rdev->asic = &r520_asic;
1003 		break;
1004 	case CHIP_R600:
1005 	case CHIP_RV610:
1006 	case CHIP_RV630:
1007 	case CHIP_RV620:
1008 	case CHIP_RV635:
1009 	case CHIP_RV670:
1010 		rdev->asic = &r600_asic;
1011 		break;
1012 	case CHIP_RS780:
1013 	case CHIP_RS880:
1014 		rdev->asic = &rs780_asic;
1015 		break;
1016 	case CHIP_RV770:
1017 	case CHIP_RV730:
1018 	case CHIP_RV710:
1019 	case CHIP_RV740:
1020 		rdev->asic = &rv770_asic;
1021 		break;
1022 	case CHIP_CEDAR:
1023 	case CHIP_REDWOOD:
1024 	case CHIP_JUNIPER:
1025 	case CHIP_CYPRESS:
1026 	case CHIP_HEMLOCK:
1027 		/* set num crtcs */
1028 		if (rdev->family == CHIP_CEDAR)
1029 			rdev->num_crtc = 4;
1030 		else
1031 			rdev->num_crtc = 6;
1032 		rdev->asic = &evergreen_asic;
1033 		break;
1034 	case CHIP_PALM:
1035 	case CHIP_SUMO:
1036 	case CHIP_SUMO2:
1037 		rdev->asic = &sumo_asic;
1038 		break;
1039 	case CHIP_BARTS:
1040 	case CHIP_TURKS:
1041 	case CHIP_CAICOS:
1042 		/* set num crtcs */
1043 		if (rdev->family == CHIP_CAICOS)
1044 			rdev->num_crtc = 4;
1045 		else
1046 			rdev->num_crtc = 6;
1047 		rdev->asic = &btc_asic;
1048 		break;
1049 	case CHIP_CAYMAN:
1050 		rdev->asic = &cayman_asic;
1051 		/* set num crtcs */
1052 		rdev->num_crtc = 6;
1053 		break;
1054 	default:
1055 		/* FIXME: not supported yet */
1056 		return -EINVAL;
1057 	}
1058 
1059 	if (rdev->flags & RADEON_IS_IGP) {
1060 		rdev->asic->get_memory_clock = NULL;
1061 		rdev->asic->set_memory_clock = NULL;
1062 	}
1063 
1064 	return 0;
1065 }
1066 
1067