xref: /openbmc/linux/drivers/gpu/drm/amd/amdgpu/si.c (revision 5b448065)
1 /*
2  * Copyright 2015 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 shall be included in
12  * all copies or substantial portions of the Software.
13  *
14  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
17  * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
18  * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
19  * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
20  * OTHER DEALINGS IN THE SOFTWARE.
21  *
22  */
23 
24 #include <linux/firmware.h>
25 #include <linux/slab.h>
26 #include <linux/module.h>
27 #include <linux/pci.h>
28 
29 #include <drm/amdgpu_drm.h>
30 
31 #include "amdgpu.h"
32 #include "amdgpu_atombios.h"
33 #include "amdgpu_ih.h"
34 #include "amdgpu_uvd.h"
35 #include "amdgpu_vce.h"
36 #include "atom.h"
37 #include "amd_pcie.h"
38 #include "si_dpm.h"
39 #include "sid.h"
40 #include "si_ih.h"
41 #include "gfx_v6_0.h"
42 #include "gmc_v6_0.h"
43 #include "si_dma.h"
44 #include "dce_v6_0.h"
45 #include "si.h"
46 #include "uvd_v3_1.h"
47 #include "dce_virtual.h"
48 #include "gca/gfx_6_0_d.h"
49 #include "oss/oss_1_0_d.h"
50 #include "oss/oss_1_0_sh_mask.h"
51 #include "gmc/gmc_6_0_d.h"
52 #include "dce/dce_6_0_d.h"
53 #include "uvd/uvd_4_0_d.h"
54 #include "bif/bif_3_0_d.h"
55 #include "bif/bif_3_0_sh_mask.h"
56 
57 #include "amdgpu_dm.h"
58 
59 static const u32 tahiti_golden_registers[] =
60 {
61 	mmAZALIA_SCLK_CONTROL, 0x00000030, 0x00000011,
62 	mmCB_HW_CONTROL, 0x00010000, 0x00018208,
63 	mmDB_DEBUG, 0xffffffff, 0x00000000,
64 	mmDB_DEBUG2, 0xf00fffff, 0x00000400,
65 	mmDB_DEBUG3, 0x0002021c, 0x00020200,
66 	mmDCI_CLK_CNTL, 0x00000080, 0x00000000,
67 	0x340c, 0x000000c0, 0x00800040,
68 	0x360c, 0x000000c0, 0x00800040,
69 	mmFBC_DEBUG_COMP, 0x000000f0, 0x00000070,
70 	mmFBC_MISC, 0x00200000, 0x50100000,
71 	mmDIG0_HDMI_CONTROL, 0x31000311, 0x00000011,
72 	mmMC_ARB_WTM_CNTL_RD, 0x00000003, 0x000007ff,
73 	mmMC_XPB_P2P_BAR_CFG, 0x000007ff, 0x00000000,
74 	mmPA_CL_ENHANCE, 0xf000001f, 0x00000007,
75 	mmPA_SC_FORCE_EOV_MAX_CNTS, 0xffffffff, 0x00ffffff,
76 	mmPA_SC_LINE_STIPPLE_STATE, 0x0000ff0f, 0x00000000,
77 	mmPA_SC_MODE_CNTL_1, 0x07ffffff, 0x4e000000,
78 	mmPA_SC_RASTER_CONFIG, 0x3f3f3fff, 0x2a00126a,
79 	0x000c, 0xffffffff, 0x0040,
80 	0x000d, 0x00000040, 0x00004040,
81 	mmSPI_CONFIG_CNTL, 0x07ffffff, 0x03000000,
82 	mmSQ_DED_CNT, 0x01ff1f3f, 0x00000000,
83 	mmSQ_SEC_CNT, 0x01ff1f3f, 0x00000000,
84 	mmSX_DEBUG_1, 0x0000007f, 0x00000020,
85 	mmTA_CNTL_AUX, 0x00010000, 0x00010000,
86 	mmTCP_ADDR_CONFIG, 0x00000200, 0x000002fb,
87 	mmTCP_CHAN_STEER_HI, 0xffffffff, 0x0000543b,
88 	mmTCP_CHAN_STEER_LO, 0xffffffff, 0xa9210876,
89 	mmVGT_FIFO_DEPTHS, 0xffffffff, 0x000fff40,
90 	mmVGT_GS_VERTEX_REUSE, 0x0000001f, 0x00000010,
91 	mmVM_CONTEXT0_CNTL, 0x20000000, 0x20fffed8,
92 	mmVM_L2_CG, 0x000c0fc0, 0x000c0400,
93 	mmVM_PRT_APERTURE0_LOW_ADDR, 0x0fffffff, 0xffffffff,
94 	mmVM_PRT_APERTURE1_LOW_ADDR, 0x0fffffff, 0x0fffffff,
95 	mmVM_PRT_APERTURE2_LOW_ADDR, 0x0fffffff, 0x0fffffff,
96 	mmVM_PRT_APERTURE3_LOW_ADDR, 0x0fffffff, 0x0fffffff,
97 };
98 
99 static const u32 tahiti_golden_registers2[] =
100 {
101 	mmMCIF_MEM_CONTROL, 0x00000001, 0x00000001,
102 };
103 
104 static const u32 tahiti_golden_rlc_registers[] =
105 {
106 	mmGB_ADDR_CONFIG, 0xffffffff, 0x12011003,
107 	mmRLC_LB_PARAMS, 0xffffffff, 0x00601005,
108 	0x311f, 0xffffffff, 0x10104040,
109 	0x3122, 0xffffffff, 0x0100000a,
110 	mmRLC_LB_CNTR_MAX, 0xffffffff, 0x00000800,
111 	mmRLC_LB_CNTL, 0xffffffff, 0x800000f4,
112 	mmUVD_CGC_GATE, 0x00000008, 0x00000000,
113 };
114 
115 static const u32 pitcairn_golden_registers[] =
116 {
117 	mmAZALIA_SCLK_CONTROL, 0x00000030, 0x00000011,
118 	mmCB_HW_CONTROL, 0x00010000, 0x00018208,
119 	mmDB_DEBUG, 0xffffffff, 0x00000000,
120 	mmDB_DEBUG2, 0xf00fffff, 0x00000400,
121 	mmDB_DEBUG3, 0x0002021c, 0x00020200,
122 	mmDCI_CLK_CNTL, 0x00000080, 0x00000000,
123 	0x340c, 0x000300c0, 0x00800040,
124 	0x360c, 0x000300c0, 0x00800040,
125 	mmFBC_DEBUG_COMP, 0x000000f0, 0x00000070,
126 	mmFBC_MISC, 0x00200000, 0x50100000,
127 	mmDIG0_HDMI_CONTROL, 0x31000311, 0x00000011,
128 	mmMC_SEQ_PMG_PG_HWCNTL, 0x00073ffe, 0x000022a2,
129 	mmMC_XPB_P2P_BAR_CFG, 0x000007ff, 0x00000000,
130 	mmPA_CL_ENHANCE, 0xf000001f, 0x00000007,
131 	mmPA_SC_FORCE_EOV_MAX_CNTS, 0xffffffff, 0x00ffffff,
132 	mmPA_SC_LINE_STIPPLE_STATE, 0x0000ff0f, 0x00000000,
133 	mmPA_SC_MODE_CNTL_1, 0x07ffffff, 0x4e000000,
134 	mmPA_SC_RASTER_CONFIG, 0x3f3f3fff, 0x2a00126a,
135 	0x000c, 0xffffffff, 0x0040,
136 	0x000d, 0x00000040, 0x00004040,
137 	mmSPI_CONFIG_CNTL, 0x07ffffff, 0x03000000,
138 	mmSX_DEBUG_1, 0x0000007f, 0x00000020,
139 	mmTA_CNTL_AUX, 0x00010000, 0x00010000,
140 	mmTCP_ADDR_CONFIG, 0x000003ff, 0x000000f7,
141 	mmTCP_CHAN_STEER_HI, 0xffffffff, 0x00000000,
142 	mmTCP_CHAN_STEER_LO, 0xffffffff, 0x32761054,
143 	mmVGT_GS_VERTEX_REUSE, 0x0000001f, 0x00000010,
144 	mmVM_L2_CG, 0x000c0fc0, 0x000c0400,
145 	mmVM_PRT_APERTURE0_LOW_ADDR, 0x0fffffff, 0xffffffff,
146 	mmVM_PRT_APERTURE1_LOW_ADDR, 0x0fffffff, 0x0fffffff,
147 	mmVM_PRT_APERTURE2_LOW_ADDR, 0x0fffffff, 0x0fffffff,
148 	mmVM_PRT_APERTURE3_LOW_ADDR, 0x0fffffff, 0x0fffffff,
149 };
150 
151 static const u32 pitcairn_golden_rlc_registers[] =
152 {
153 	mmGB_ADDR_CONFIG, 0xffffffff, 0x12011003,
154 	mmRLC_LB_PARAMS, 0xffffffff, 0x00601004,
155 	0x311f, 0xffffffff, 0x10102020,
156 	0x3122, 0xffffffff, 0x01000020,
157 	mmRLC_LB_CNTR_MAX, 0xffffffff, 0x00000800,
158 	mmRLC_LB_CNTL, 0xffffffff, 0x800000a4,
159 };
160 
161 static const u32 verde_pg_init[] =
162 {
163 	mmGMCON_PGFSM_WRITE, 0xffffffff, 0x40000,
164 	mmGMCON_PGFSM_CONFIG, 0xffffffff, 0x200010ff,
165 	mmGMCON_PGFSM_WRITE, 0xffffffff, 0x0,
166 	mmGMCON_PGFSM_WRITE, 0xffffffff, 0x0,
167 	mmGMCON_PGFSM_WRITE, 0xffffffff, 0x0,
168 	mmGMCON_PGFSM_WRITE, 0xffffffff, 0x0,
169 	mmGMCON_PGFSM_WRITE, 0xffffffff, 0x0,
170 	mmGMCON_PGFSM_WRITE, 0xffffffff, 0x7007,
171 	mmGMCON_PGFSM_CONFIG, 0xffffffff, 0x300010ff,
172 	mmGMCON_PGFSM_WRITE, 0xffffffff, 0x0,
173 	mmGMCON_PGFSM_WRITE, 0xffffffff, 0x0,
174 	mmGMCON_PGFSM_WRITE, 0xffffffff, 0x0,
175 	mmGMCON_PGFSM_WRITE, 0xffffffff, 0x0,
176 	mmGMCON_PGFSM_WRITE, 0xffffffff, 0x0,
177 	mmGMCON_PGFSM_WRITE, 0xffffffff, 0x400000,
178 	mmGMCON_PGFSM_CONFIG, 0xffffffff, 0x100010ff,
179 	mmGMCON_PGFSM_WRITE, 0xffffffff, 0x0,
180 	mmGMCON_PGFSM_WRITE, 0xffffffff, 0x0,
181 	mmGMCON_PGFSM_WRITE, 0xffffffff, 0x0,
182 	mmGMCON_PGFSM_WRITE, 0xffffffff, 0x0,
183 	mmGMCON_PGFSM_WRITE, 0xffffffff, 0x0,
184 	mmGMCON_PGFSM_WRITE, 0xffffffff, 0x120200,
185 	mmGMCON_PGFSM_CONFIG, 0xffffffff, 0x500010ff,
186 	mmGMCON_PGFSM_WRITE, 0xffffffff, 0x0,
187 	mmGMCON_PGFSM_WRITE, 0xffffffff, 0x0,
188 	mmGMCON_PGFSM_WRITE, 0xffffffff, 0x0,
189 	mmGMCON_PGFSM_WRITE, 0xffffffff, 0x0,
190 	mmGMCON_PGFSM_WRITE, 0xffffffff, 0x0,
191 	mmGMCON_PGFSM_WRITE, 0xffffffff, 0x1e1e16,
192 	mmGMCON_PGFSM_CONFIG, 0xffffffff, 0x600010ff,
193 	mmGMCON_PGFSM_WRITE, 0xffffffff, 0x0,
194 	mmGMCON_PGFSM_WRITE, 0xffffffff, 0x0,
195 	mmGMCON_PGFSM_WRITE, 0xffffffff, 0x0,
196 	mmGMCON_PGFSM_WRITE, 0xffffffff, 0x0,
197 	mmGMCON_PGFSM_WRITE, 0xffffffff, 0x0,
198 	mmGMCON_PGFSM_WRITE, 0xffffffff, 0x171f1e,
199 	mmGMCON_PGFSM_CONFIG, 0xffffffff, 0x700010ff,
200 	mmGMCON_PGFSM_WRITE, 0xffffffff, 0x0,
201 	mmGMCON_PGFSM_WRITE, 0xffffffff, 0x0,
202 	mmGMCON_PGFSM_WRITE, 0xffffffff, 0x0,
203 	mmGMCON_PGFSM_WRITE, 0xffffffff, 0x0,
204 	mmGMCON_PGFSM_WRITE, 0xffffffff, 0x0,
205 	mmGMCON_PGFSM_WRITE, 0xffffffff, 0x0,
206 	mmGMCON_PGFSM_CONFIG, 0xffffffff, 0x9ff,
207 	mmGMCON_RENG_RAM_INDEX, 0xffffffff, 0x0,
208 	mmGMCON_RENG_RAM_DATA, 0xffffffff, 0x10000800,
209 	mmGMCON_RENG_RAM_DATA, 0xffffffff, 0xf,
210 	mmGMCON_RENG_RAM_DATA, 0xffffffff, 0xf,
211 	mmGMCON_RENG_RAM_INDEX, 0xffffffff, 0x4,
212 	mmGMCON_RENG_RAM_DATA, 0xffffffff, 0x1000051e,
213 	mmGMCON_RENG_RAM_DATA, 0xffffffff, 0xffff,
214 	mmGMCON_RENG_RAM_DATA, 0xffffffff, 0xffff,
215 	mmGMCON_RENG_RAM_INDEX, 0xffffffff, 0x8,
216 	mmGMCON_RENG_RAM_DATA, 0xffffffff, 0x80500,
217 	mmGMCON_RENG_RAM_INDEX, 0xffffffff, 0x12,
218 	mmGMCON_RENG_RAM_DATA, 0xffffffff, 0x9050c,
219 	mmGMCON_RENG_RAM_INDEX, 0xffffffff, 0x1d,
220 	mmGMCON_RENG_RAM_DATA, 0xffffffff, 0xb052c,
221 	mmGMCON_RENG_RAM_INDEX, 0xffffffff, 0x2a,
222 	mmGMCON_RENG_RAM_DATA, 0xffffffff, 0x1053e,
223 	mmGMCON_RENG_RAM_INDEX, 0xffffffff, 0x2d,
224 	mmGMCON_RENG_RAM_DATA, 0xffffffff, 0x10546,
225 	mmGMCON_RENG_RAM_INDEX, 0xffffffff, 0x30,
226 	mmGMCON_RENG_RAM_DATA, 0xffffffff, 0xa054e,
227 	mmGMCON_RENG_RAM_INDEX, 0xffffffff, 0x3c,
228 	mmGMCON_RENG_RAM_DATA, 0xffffffff, 0x1055f,
229 	mmGMCON_RENG_RAM_INDEX, 0xffffffff, 0x3f,
230 	mmGMCON_RENG_RAM_DATA, 0xffffffff, 0x10567,
231 	mmGMCON_RENG_RAM_INDEX, 0xffffffff, 0x42,
232 	mmGMCON_RENG_RAM_DATA, 0xffffffff, 0x1056f,
233 	mmGMCON_RENG_RAM_INDEX, 0xffffffff, 0x45,
234 	mmGMCON_RENG_RAM_DATA, 0xffffffff, 0x10572,
235 	mmGMCON_RENG_RAM_INDEX, 0xffffffff, 0x48,
236 	mmGMCON_RENG_RAM_DATA, 0xffffffff, 0x20575,
237 	mmGMCON_RENG_RAM_INDEX, 0xffffffff, 0x4c,
238 	mmGMCON_RENG_RAM_DATA, 0xffffffff, 0x190801,
239 	mmGMCON_RENG_RAM_INDEX, 0xffffffff, 0x67,
240 	mmGMCON_RENG_RAM_DATA, 0xffffffff, 0x1082a,
241 	mmGMCON_RENG_RAM_INDEX, 0xffffffff, 0x6a,
242 	mmGMCON_RENG_RAM_DATA, 0xffffffff, 0x1b082d,
243 	mmGMCON_RENG_RAM_INDEX, 0xffffffff, 0x87,
244 	mmGMCON_RENG_RAM_DATA, 0xffffffff, 0x310851,
245 	mmGMCON_RENG_RAM_INDEX, 0xffffffff, 0xba,
246 	mmGMCON_RENG_RAM_DATA, 0xffffffff, 0x891,
247 	mmGMCON_RENG_RAM_INDEX, 0xffffffff, 0xbc,
248 	mmGMCON_RENG_RAM_DATA, 0xffffffff, 0x893,
249 	mmGMCON_RENG_RAM_INDEX, 0xffffffff, 0xbe,
250 	mmGMCON_RENG_RAM_DATA, 0xffffffff, 0x20895,
251 	mmGMCON_RENG_RAM_INDEX, 0xffffffff, 0xc2,
252 	mmGMCON_RENG_RAM_DATA, 0xffffffff, 0x20899,
253 	mmGMCON_RENG_RAM_INDEX, 0xffffffff, 0xc6,
254 	mmGMCON_RENG_RAM_DATA, 0xffffffff, 0x2089d,
255 	mmGMCON_RENG_RAM_INDEX, 0xffffffff, 0xca,
256 	mmGMCON_RENG_RAM_DATA, 0xffffffff, 0x8a1,
257 	mmGMCON_RENG_RAM_INDEX, 0xffffffff, 0xcc,
258 	mmGMCON_RENG_RAM_DATA, 0xffffffff, 0x8a3,
259 	mmGMCON_RENG_RAM_INDEX, 0xffffffff, 0xce,
260 	mmGMCON_RENG_RAM_DATA, 0xffffffff, 0x308a5,
261 	mmGMCON_RENG_RAM_INDEX, 0xffffffff, 0xd3,
262 	mmGMCON_RENG_RAM_DATA, 0xffffffff, 0x6d08cd,
263 	mmGMCON_RENG_RAM_INDEX, 0xffffffff, 0x142,
264 	mmGMCON_RENG_RAM_DATA, 0xffffffff, 0x2000095a,
265 	mmGMCON_RENG_RAM_DATA, 0xffffffff, 0x1,
266 	mmGMCON_RENG_RAM_INDEX, 0xffffffff, 0x144,
267 	mmGMCON_RENG_RAM_DATA, 0xffffffff, 0x301f095b,
268 	mmGMCON_RENG_RAM_INDEX, 0xffffffff, 0x165,
269 	mmGMCON_RENG_RAM_DATA, 0xffffffff, 0xc094d,
270 	mmGMCON_RENG_RAM_INDEX, 0xffffffff, 0x173,
271 	mmGMCON_RENG_RAM_DATA, 0xffffffff, 0xf096d,
272 	mmGMCON_RENG_RAM_INDEX, 0xffffffff, 0x184,
273 	mmGMCON_RENG_RAM_DATA, 0xffffffff, 0x15097f,
274 	mmGMCON_RENG_RAM_INDEX, 0xffffffff, 0x19b,
275 	mmGMCON_RENG_RAM_DATA, 0xffffffff, 0xc0998,
276 	mmGMCON_RENG_RAM_INDEX, 0xffffffff, 0x1a9,
277 	mmGMCON_RENG_RAM_DATA, 0xffffffff, 0x409a7,
278 	mmGMCON_RENG_RAM_INDEX, 0xffffffff, 0x1af,
279 	mmGMCON_RENG_RAM_DATA, 0xffffffff, 0xcdc,
280 	mmGMCON_RENG_RAM_INDEX, 0xffffffff, 0x1b1,
281 	mmGMCON_RENG_RAM_DATA, 0xffffffff, 0x800,
282 	mmGMCON_RENG_EXECUTE, 0xffffffff, 0x6c9b2000,
283 	mmGMCON_MISC2, 0xfc00, 0x2000,
284 	mmGMCON_MISC3, 0xffffffff, 0xfc0,
285 	mmMC_PMG_AUTO_CFG, 0x00000100, 0x100,
286 };
287 
288 static const u32 verde_golden_rlc_registers[] =
289 {
290 	mmGB_ADDR_CONFIG, 0xffffffff, 0x02010002,
291 	mmRLC_LB_PARAMS, 0xffffffff, 0x033f1005,
292 	0x311f, 0xffffffff, 0x10808020,
293 	0x3122, 0xffffffff, 0x00800008,
294 	mmRLC_LB_CNTR_MAX, 0xffffffff, 0x00001000,
295 	mmRLC_LB_CNTL, 0xffffffff, 0x80010014,
296 };
297 
298 static const u32 verde_golden_registers[] =
299 {
300 	mmAZALIA_SCLK_CONTROL, 0x00000030, 0x00000011,
301 	mmCB_HW_CONTROL, 0x00010000, 0x00018208,
302 	mmDB_DEBUG, 0xffffffff, 0x00000000,
303 	mmDB_DEBUG2, 0xf00fffff, 0x00000400,
304 	mmDB_DEBUG3, 0x0002021c, 0x00020200,
305 	mmDCI_CLK_CNTL, 0x00000080, 0x00000000,
306 	0x340c, 0x000300c0, 0x00800040,
307 	0x360c, 0x000300c0, 0x00800040,
308 	mmFBC_DEBUG_COMP, 0x000000f0, 0x00000070,
309 	mmFBC_MISC, 0x00200000, 0x50100000,
310 	mmDIG0_HDMI_CONTROL, 0x31000311, 0x00000011,
311 	mmMC_SEQ_PMG_PG_HWCNTL, 0x00073ffe, 0x000022a2,
312 	mmMC_XPB_P2P_BAR_CFG, 0x000007ff, 0x00000000,
313 	mmPA_CL_ENHANCE, 0xf000001f, 0x00000007,
314 	mmPA_SC_FORCE_EOV_MAX_CNTS, 0xffffffff, 0x00ffffff,
315 	mmPA_SC_LINE_STIPPLE_STATE, 0x0000ff0f, 0x00000000,
316 	mmPA_SC_MODE_CNTL_1, 0x07ffffff, 0x4e000000,
317 	mmPA_SC_RASTER_CONFIG, 0x3f3f3fff, 0x0000124a,
318 	0x000c, 0xffffffff, 0x0040,
319 	0x000d, 0x00000040, 0x00004040,
320 	mmSPI_CONFIG_CNTL, 0x07ffffff, 0x03000000,
321 	mmSQ_DED_CNT, 0x01ff1f3f, 0x00000000,
322 	mmSQ_SEC_CNT, 0x01ff1f3f, 0x00000000,
323 	mmSX_DEBUG_1, 0x0000007f, 0x00000020,
324 	mmTA_CNTL_AUX, 0x00010000, 0x00010000,
325 	mmTCP_ADDR_CONFIG, 0x000003ff, 0x00000003,
326 	mmTCP_CHAN_STEER_HI, 0xffffffff, 0x00000000,
327 	mmTCP_CHAN_STEER_LO, 0xffffffff, 0x00001032,
328 	mmVGT_GS_VERTEX_REUSE, 0x0000001f, 0x00000010,
329 	mmVM_L2_CG, 0x000c0fc0, 0x000c0400,
330 	mmVM_PRT_APERTURE0_LOW_ADDR, 0x0fffffff, 0xffffffff,
331 	mmVM_PRT_APERTURE1_LOW_ADDR, 0x0fffffff, 0x0fffffff,
332 	mmVM_PRT_APERTURE2_LOW_ADDR, 0x0fffffff, 0x0fffffff,
333 	mmVM_PRT_APERTURE3_LOW_ADDR, 0x0fffffff, 0x0fffffff,
334 };
335 
336 static const u32 oland_golden_registers[] =
337 {
338 	mmAZALIA_SCLK_CONTROL, 0x00000030, 0x00000011,
339 	mmCB_HW_CONTROL, 0x00010000, 0x00018208,
340 	mmDB_DEBUG, 0xffffffff, 0x00000000,
341 	mmDB_DEBUG2, 0xf00fffff, 0x00000400,
342 	mmDB_DEBUG3, 0x0002021c, 0x00020200,
343 	mmDCI_CLK_CNTL, 0x00000080, 0x00000000,
344 	0x340c, 0x000300c0, 0x00800040,
345 	0x360c, 0x000300c0, 0x00800040,
346 	mmFBC_DEBUG_COMP, 0x000000f0, 0x00000070,
347 	mmFBC_MISC, 0x00200000, 0x50100000,
348 	mmDIG0_HDMI_CONTROL, 0x31000311, 0x00000011,
349 	mmMC_SEQ_PMG_PG_HWCNTL, 0x00073ffe, 0x000022a2,
350 	mmMC_XPB_P2P_BAR_CFG, 0x000007ff, 0x00000000,
351 	mmPA_CL_ENHANCE, 0xf000001f, 0x00000007,
352 	mmPA_SC_FORCE_EOV_MAX_CNTS, 0xffffffff, 0x00ffffff,
353 	mmPA_SC_LINE_STIPPLE_STATE, 0x0000ff0f, 0x00000000,
354 	mmPA_SC_MODE_CNTL_1, 0x07ffffff, 0x4e000000,
355 	mmPA_SC_RASTER_CONFIG, 0x3f3f3fff, 0x00000082,
356 	0x000c, 0xffffffff, 0x0040,
357 	0x000d, 0x00000040, 0x00004040,
358 	mmSPI_CONFIG_CNTL, 0x07ffffff, 0x03000000,
359 	mmSX_DEBUG_1, 0x0000007f, 0x00000020,
360 	mmTA_CNTL_AUX, 0x00010000, 0x00010000,
361 	mmTCP_ADDR_CONFIG, 0x000003ff, 0x000000f3,
362 	mmTCP_CHAN_STEER_HI, 0xffffffff, 0x00000000,
363 	mmTCP_CHAN_STEER_LO, 0xffffffff, 0x00003210,
364 	mmVGT_GS_VERTEX_REUSE, 0x0000001f, 0x00000010,
365 	mmVM_L2_CG, 0x000c0fc0, 0x000c0400,
366 	mmVM_PRT_APERTURE0_LOW_ADDR, 0x0fffffff, 0xffffffff,
367 	mmVM_PRT_APERTURE1_LOW_ADDR, 0x0fffffff, 0x0fffffff,
368 	mmVM_PRT_APERTURE2_LOW_ADDR, 0x0fffffff, 0x0fffffff,
369 	mmVM_PRT_APERTURE3_LOW_ADDR, 0x0fffffff, 0x0fffffff,
370 
371 };
372 
373 static const u32 oland_golden_rlc_registers[] =
374 {
375 	mmGB_ADDR_CONFIG, 0xffffffff, 0x02010002,
376 	mmRLC_LB_PARAMS, 0xffffffff, 0x00601005,
377 	0x311f, 0xffffffff, 0x10104040,
378 	0x3122, 0xffffffff, 0x0100000a,
379 	mmRLC_LB_CNTR_MAX, 0xffffffff, 0x00000800,
380 	mmRLC_LB_CNTL, 0xffffffff, 0x800000f4,
381 };
382 
383 static const u32 hainan_golden_registers[] =
384 {
385 	0x17bc, 0x00000030, 0x00000011,
386 	mmCB_HW_CONTROL, 0x00010000, 0x00018208,
387 	mmDB_DEBUG, 0xffffffff, 0x00000000,
388 	mmDB_DEBUG2, 0xf00fffff, 0x00000400,
389 	mmDB_DEBUG3, 0x0002021c, 0x00020200,
390 	0x031e, 0x00000080, 0x00000000,
391 	0x3430, 0xff000fff, 0x00000100,
392 	0x340c, 0x000300c0, 0x00800040,
393 	0x3630, 0xff000fff, 0x00000100,
394 	0x360c, 0x000300c0, 0x00800040,
395 	0x16ec, 0x000000f0, 0x00000070,
396 	0x16f0, 0x00200000, 0x50100000,
397 	0x1c0c, 0x31000311, 0x00000011,
398 	mmMC_SEQ_PMG_PG_HWCNTL, 0x00073ffe, 0x000022a2,
399 	mmMC_XPB_P2P_BAR_CFG, 0x000007ff, 0x00000000,
400 	mmPA_CL_ENHANCE, 0xf000001f, 0x00000007,
401 	mmPA_SC_FORCE_EOV_MAX_CNTS, 0xffffffff, 0x00ffffff,
402 	mmPA_SC_LINE_STIPPLE_STATE, 0x0000ff0f, 0x00000000,
403 	mmPA_SC_MODE_CNTL_1, 0x07ffffff, 0x4e000000,
404 	mmPA_SC_RASTER_CONFIG, 0x3f3f3fff, 0x00000000,
405 	0x000c, 0xffffffff, 0x0040,
406 	0x000d, 0x00000040, 0x00004040,
407 	mmSPI_CONFIG_CNTL, 0x03e00000, 0x03600000,
408 	mmSX_DEBUG_1, 0x0000007f, 0x00000020,
409 	mmTA_CNTL_AUX, 0x00010000, 0x00010000,
410 	mmTCP_ADDR_CONFIG, 0x000003ff, 0x000000f1,
411 	mmTCP_CHAN_STEER_HI, 0xffffffff, 0x00000000,
412 	mmTCP_CHAN_STEER_LO, 0xffffffff, 0x00003210,
413 	mmVGT_GS_VERTEX_REUSE, 0x0000001f, 0x00000010,
414 	mmVM_L2_CG, 0x000c0fc0, 0x000c0400,
415 	mmVM_PRT_APERTURE0_LOW_ADDR, 0x0fffffff, 0xffffffff,
416 	mmVM_PRT_APERTURE1_LOW_ADDR, 0x0fffffff, 0x0fffffff,
417 	mmVM_PRT_APERTURE2_LOW_ADDR, 0x0fffffff, 0x0fffffff,
418 	mmVM_PRT_APERTURE3_LOW_ADDR, 0x0fffffff, 0x0fffffff,
419 };
420 
421 static const u32 hainan_golden_registers2[] =
422 {
423 	mmGB_ADDR_CONFIG, 0xffffffff, 0x2011003,
424 };
425 
426 static const u32 tahiti_mgcg_cgcg_init[] =
427 {
428 	mmRLC_CGTT_MGCG_OVERRIDE, 0xffffffff, 0xfffffffc,
429 	mmGRBM_GFX_INDEX, 0xffffffff, 0xe0000000,
430 	mmCB_CGTT_SCLK_CTRL, 0xffffffff, 0x00000100,
431 	mmCGTT_BCI_CLK_CTRL, 0xffffffff, 0x00000100,
432 	mmCGTT_CP_CLK_CTRL, 0xffffffff, 0x00000100,
433 	mmCGTT_GDS_CLK_CTRL, 0xffffffff, 0x00000100,
434 	mmCGTT_IA_CLK_CTRL, 0xffffffff, 0x06000100,
435 	mmCGTT_PA_CLK_CTRL, 0xffffffff, 0x00000100,
436 	mmCGTT_PC_CLK_CTRL, 0xffffffff, 0x00000100,
437 	mmCGTT_RLC_CLK_CTRL, 0xffffffff, 0x00000100,
438 	mmCGTT_SC_CLK_CTRL, 0xffffffff, 0x00000100,
439 	mmCGTT_SPI_CLK_CTRL, 0xffffffff, 0x00000100,
440 	mmCGTT_SQ_CLK_CTRL, 0xffffffff, 0x00000100,
441 	mmCGTT_SQG_CLK_CTRL, 0xffffffff, 0x00000100,
442 	mmCGTT_SX_CLK_CTRL0, 0xffffffff, 0x00000100,
443 	mmCGTT_SX_CLK_CTRL1, 0xffffffff, 0x00000100,
444 	mmCGTT_SX_CLK_CTRL2, 0xffffffff, 0x00000100,
445 	mmCGTT_SX_CLK_CTRL3, 0xffffffff, 0x00000100,
446 	mmCGTT_TCI_CLK_CTRL, 0xffffffff, 0x00000100,
447 	mmCGTT_TCP_CLK_CTRL, 0xffffffff, 0x00000100,
448 	mmCGTT_VGT_CLK_CTRL, 0xffffffff, 0x06000100,
449 	mmDB_CGTT_CLK_CTRL_0, 0xffffffff, 0x00000100,
450 	mmTA_CGTT_CTRL, 0xffffffff, 0x00000100,
451 	mmTCA_CGTT_SCLK_CTRL, 0xffffffff, 0x00000100,
452 	mmTCC_CGTT_SCLK_CTRL, 0xffffffff, 0x00000100,
453 	mmTD_CGTT_CTRL, 0xffffffff, 0x00000100,
454 	mmGRBM_GFX_INDEX, 0xffffffff, 0xe0000000,
455 	0x2458, 0xffffffff, 0x00010000,
456 	0x2459, 0xffffffff, 0x00030002,
457 	0x245a, 0xffffffff, 0x00040007,
458 	0x245b, 0xffffffff, 0x00060005,
459 	0x245c, 0xffffffff, 0x00090008,
460 	0x245d, 0xffffffff, 0x00020001,
461 	0x245e, 0xffffffff, 0x00040003,
462 	0x245f, 0xffffffff, 0x00000007,
463 	0x2460, 0xffffffff, 0x00060005,
464 	0x2461, 0xffffffff, 0x00090008,
465 	0x2462, 0xffffffff, 0x00030002,
466 	0x2463, 0xffffffff, 0x00050004,
467 	0x2464, 0xffffffff, 0x00000008,
468 	0x2465, 0xffffffff, 0x00070006,
469 	0x2466, 0xffffffff, 0x000a0009,
470 	0x2467, 0xffffffff, 0x00040003,
471 	0x2468, 0xffffffff, 0x00060005,
472 	0x2469, 0xffffffff, 0x00000009,
473 	0x246a, 0xffffffff, 0x00080007,
474 	0x246b, 0xffffffff, 0x000b000a,
475 	0x246c, 0xffffffff, 0x00050004,
476 	0x246d, 0xffffffff, 0x00070006,
477 	0x246e, 0xffffffff, 0x0008000b,
478 	0x246f, 0xffffffff, 0x000a0009,
479 	0x2470, 0xffffffff, 0x000d000c,
480 	0x2471, 0xffffffff, 0x00060005,
481 	0x2472, 0xffffffff, 0x00080007,
482 	0x2473, 0xffffffff, 0x0000000b,
483 	0x2474, 0xffffffff, 0x000a0009,
484 	0x2475, 0xffffffff, 0x000d000c,
485 	0x2476, 0xffffffff, 0x00070006,
486 	0x2477, 0xffffffff, 0x00090008,
487 	0x2478, 0xffffffff, 0x0000000c,
488 	0x2479, 0xffffffff, 0x000b000a,
489 	0x247a, 0xffffffff, 0x000e000d,
490 	0x247b, 0xffffffff, 0x00080007,
491 	0x247c, 0xffffffff, 0x000a0009,
492 	0x247d, 0xffffffff, 0x0000000d,
493 	0x247e, 0xffffffff, 0x000c000b,
494 	0x247f, 0xffffffff, 0x000f000e,
495 	0x2480, 0xffffffff, 0x00090008,
496 	0x2481, 0xffffffff, 0x000b000a,
497 	0x2482, 0xffffffff, 0x000c000f,
498 	0x2483, 0xffffffff, 0x000e000d,
499 	0x2484, 0xffffffff, 0x00110010,
500 	0x2485, 0xffffffff, 0x000a0009,
501 	0x2486, 0xffffffff, 0x000c000b,
502 	0x2487, 0xffffffff, 0x0000000f,
503 	0x2488, 0xffffffff, 0x000e000d,
504 	0x2489, 0xffffffff, 0x00110010,
505 	0x248a, 0xffffffff, 0x000b000a,
506 	0x248b, 0xffffffff, 0x000d000c,
507 	0x248c, 0xffffffff, 0x00000010,
508 	0x248d, 0xffffffff, 0x000f000e,
509 	0x248e, 0xffffffff, 0x00120011,
510 	0x248f, 0xffffffff, 0x000c000b,
511 	0x2490, 0xffffffff, 0x000e000d,
512 	0x2491, 0xffffffff, 0x00000011,
513 	0x2492, 0xffffffff, 0x0010000f,
514 	0x2493, 0xffffffff, 0x00130012,
515 	0x2494, 0xffffffff, 0x000d000c,
516 	0x2495, 0xffffffff, 0x000f000e,
517 	0x2496, 0xffffffff, 0x00100013,
518 	0x2497, 0xffffffff, 0x00120011,
519 	0x2498, 0xffffffff, 0x00150014,
520 	0x2499, 0xffffffff, 0x000e000d,
521 	0x249a, 0xffffffff, 0x0010000f,
522 	0x249b, 0xffffffff, 0x00000013,
523 	0x249c, 0xffffffff, 0x00120011,
524 	0x249d, 0xffffffff, 0x00150014,
525 	0x249e, 0xffffffff, 0x000f000e,
526 	0x249f, 0xffffffff, 0x00110010,
527 	0x24a0, 0xffffffff, 0x00000014,
528 	0x24a1, 0xffffffff, 0x00130012,
529 	0x24a2, 0xffffffff, 0x00160015,
530 	0x24a3, 0xffffffff, 0x0010000f,
531 	0x24a4, 0xffffffff, 0x00120011,
532 	0x24a5, 0xffffffff, 0x00000015,
533 	0x24a6, 0xffffffff, 0x00140013,
534 	0x24a7, 0xffffffff, 0x00170016,
535 	mmCGTS_SM_CTRL_REG, 0xffffffff, 0x96940200,
536 	mmCP_RB_WPTR_POLL_CNTL, 0xffffffff, 0x00900100,
537 	mmRLC_GCPM_GENERAL_3, 0xffffffff, 0x00000080,
538 	mmRLC_CGCG_CGLS_CTRL, 0xffffffff, 0x0020003f,
539 	0x000c, 0xffffffff, 0x0000001c,
540 	0x000d, 0x000f0000, 0x000f0000,
541 	0x0583, 0xffffffff, 0x00000100,
542 	mmXDMA_CLOCK_GATING_CNTL, 0xffffffff, 0x00000100,
543 	mmXDMA_MEM_POWER_CNTL, 0x00000101, 0x00000000,
544 	mmMC_MEM_POWER_LS, 0xffffffff, 0x00000104,
545 	mmMC_CITF_MISC_WR_CG, 0x000c0000, 0x000c0000,
546 	mmMC_CITF_MISC_RD_CG, 0x000c0000, 0x000c0000,
547 	mmCGTT_DRM_CLK_CTRL0, 0xff000fff, 0x00000100,
548 	0x157a, 0x00000001, 0x00000001,
549 	mmHDP_MEM_POWER_LS, 0x00000001, 0x00000001,
550 	mmHDP_XDP_CGTT_BLK_CTRL, 0xc0000fff, 0x00000104,
551 	mmCP_MEM_SLP_CNTL, 0x00000001, 0x00000001,
552 	0x3430, 0xfffffff0, 0x00000100,
553 	0x3630, 0xfffffff0, 0x00000100,
554 };
555 static const u32 pitcairn_mgcg_cgcg_init[] =
556 {
557 	mmRLC_CGTT_MGCG_OVERRIDE, 0xffffffff, 0xfffffffc,
558 	mmGRBM_GFX_INDEX, 0xffffffff, 0xe0000000,
559 	mmCB_CGTT_SCLK_CTRL, 0xffffffff, 0x00000100,
560 	mmCGTT_BCI_CLK_CTRL, 0xffffffff, 0x00000100,
561 	mmCGTT_CP_CLK_CTRL, 0xffffffff, 0x00000100,
562 	mmCGTT_GDS_CLK_CTRL, 0xffffffff, 0x00000100,
563 	mmCGTT_IA_CLK_CTRL, 0xffffffff, 0x06000100,
564 	mmCGTT_PA_CLK_CTRL, 0xffffffff, 0x00000100,
565 	mmCGTT_PC_CLK_CTRL, 0xffffffff, 0x00000100,
566 	mmCGTT_RLC_CLK_CTRL, 0xffffffff, 0x00000100,
567 	mmCGTT_SC_CLK_CTRL, 0xffffffff, 0x00000100,
568 	mmCGTT_SPI_CLK_CTRL, 0xffffffff, 0x00000100,
569 	mmCGTT_SQ_CLK_CTRL, 0xffffffff, 0x00000100,
570 	mmCGTT_SQG_CLK_CTRL, 0xffffffff, 0x00000100,
571 	mmCGTT_SX_CLK_CTRL0, 0xffffffff, 0x00000100,
572 	mmCGTT_SX_CLK_CTRL1, 0xffffffff, 0x00000100,
573 	mmCGTT_SX_CLK_CTRL2, 0xffffffff, 0x00000100,
574 	mmCGTT_SX_CLK_CTRL3, 0xffffffff, 0x00000100,
575 	mmCGTT_TCI_CLK_CTRL, 0xffffffff, 0x00000100,
576 	mmCGTT_TCP_CLK_CTRL, 0xffffffff, 0x00000100,
577 	mmCGTT_VGT_CLK_CTRL, 0xffffffff, 0x06000100,
578 	mmDB_CGTT_CLK_CTRL_0, 0xffffffff, 0x00000100,
579 	mmTA_CGTT_CTRL, 0xffffffff, 0x00000100,
580 	mmTCA_CGTT_SCLK_CTRL, 0xffffffff, 0x00000100,
581 	mmTCC_CGTT_SCLK_CTRL, 0xffffffff, 0x00000100,
582 	mmTD_CGTT_CTRL, 0xffffffff, 0x00000100,
583 	mmGRBM_GFX_INDEX, 0xffffffff, 0xe0000000,
584 	0x2458, 0xffffffff, 0x00010000,
585 	0x2459, 0xffffffff, 0x00030002,
586 	0x245a, 0xffffffff, 0x00040007,
587 	0x245b, 0xffffffff, 0x00060005,
588 	0x245c, 0xffffffff, 0x00090008,
589 	0x245d, 0xffffffff, 0x00020001,
590 	0x245e, 0xffffffff, 0x00040003,
591 	0x245f, 0xffffffff, 0x00000007,
592 	0x2460, 0xffffffff, 0x00060005,
593 	0x2461, 0xffffffff, 0x00090008,
594 	0x2462, 0xffffffff, 0x00030002,
595 	0x2463, 0xffffffff, 0x00050004,
596 	0x2464, 0xffffffff, 0x00000008,
597 	0x2465, 0xffffffff, 0x00070006,
598 	0x2466, 0xffffffff, 0x000a0009,
599 	0x2467, 0xffffffff, 0x00040003,
600 	0x2468, 0xffffffff, 0x00060005,
601 	0x2469, 0xffffffff, 0x00000009,
602 	0x246a, 0xffffffff, 0x00080007,
603 	0x246b, 0xffffffff, 0x000b000a,
604 	0x246c, 0xffffffff, 0x00050004,
605 	0x246d, 0xffffffff, 0x00070006,
606 	0x246e, 0xffffffff, 0x0008000b,
607 	0x246f, 0xffffffff, 0x000a0009,
608 	0x2470, 0xffffffff, 0x000d000c,
609 	0x2480, 0xffffffff, 0x00090008,
610 	0x2481, 0xffffffff, 0x000b000a,
611 	0x2482, 0xffffffff, 0x000c000f,
612 	0x2483, 0xffffffff, 0x000e000d,
613 	0x2484, 0xffffffff, 0x00110010,
614 	0x2485, 0xffffffff, 0x000a0009,
615 	0x2486, 0xffffffff, 0x000c000b,
616 	0x2487, 0xffffffff, 0x0000000f,
617 	0x2488, 0xffffffff, 0x000e000d,
618 	0x2489, 0xffffffff, 0x00110010,
619 	0x248a, 0xffffffff, 0x000b000a,
620 	0x248b, 0xffffffff, 0x000d000c,
621 	0x248c, 0xffffffff, 0x00000010,
622 	0x248d, 0xffffffff, 0x000f000e,
623 	0x248e, 0xffffffff, 0x00120011,
624 	0x248f, 0xffffffff, 0x000c000b,
625 	0x2490, 0xffffffff, 0x000e000d,
626 	0x2491, 0xffffffff, 0x00000011,
627 	0x2492, 0xffffffff, 0x0010000f,
628 	0x2493, 0xffffffff, 0x00130012,
629 	0x2494, 0xffffffff, 0x000d000c,
630 	0x2495, 0xffffffff, 0x000f000e,
631 	0x2496, 0xffffffff, 0x00100013,
632 	0x2497, 0xffffffff, 0x00120011,
633 	0x2498, 0xffffffff, 0x00150014,
634 	mmCGTS_SM_CTRL_REG, 0xffffffff, 0x96940200,
635 	mmCP_RB_WPTR_POLL_CNTL, 0xffffffff, 0x00900100,
636 	mmRLC_GCPM_GENERAL_3, 0xffffffff, 0x00000080,
637 	mmRLC_CGCG_CGLS_CTRL, 0xffffffff, 0x0020003f,
638 	0x000c, 0xffffffff, 0x0000001c,
639 	0x000d, 0x000f0000, 0x000f0000,
640 	0x0583, 0xffffffff, 0x00000100,
641 	mmXDMA_CLOCK_GATING_CNTL, 0xffffffff, 0x00000100,
642 	mmXDMA_MEM_POWER_CNTL, 0x00000101, 0x00000000,
643 	mmMC_MEM_POWER_LS, 0xffffffff, 0x00000104,
644 	mmCGTT_DRM_CLK_CTRL0, 0xff000fff, 0x00000100,
645 	0x157a, 0x00000001, 0x00000001,
646 	mmHDP_MEM_POWER_LS, 0x00000001, 0x00000001,
647 	mmHDP_XDP_CGTT_BLK_CTRL, 0xc0000fff, 0x00000104,
648 	mmCP_MEM_SLP_CNTL, 0x00000001, 0x00000001,
649 	0x3430, 0xfffffff0, 0x00000100,
650 	0x3630, 0xfffffff0, 0x00000100,
651 };
652 
653 static const u32 verde_mgcg_cgcg_init[] =
654 {
655 	mmRLC_CGTT_MGCG_OVERRIDE, 0xffffffff, 0xfffffffc,
656 	mmGRBM_GFX_INDEX, 0xffffffff, 0xe0000000,
657 	mmCB_CGTT_SCLK_CTRL, 0xffffffff, 0x00000100,
658 	mmCGTT_BCI_CLK_CTRL, 0xffffffff, 0x00000100,
659 	mmCGTT_CP_CLK_CTRL, 0xffffffff, 0x00000100,
660 	mmCGTT_GDS_CLK_CTRL, 0xffffffff, 0x00000100,
661 	mmCGTT_IA_CLK_CTRL, 0xffffffff, 0x06000100,
662 	mmCGTT_PA_CLK_CTRL, 0xffffffff, 0x00000100,
663 	mmCGTT_PC_CLK_CTRL, 0xffffffff, 0x00000100,
664 	mmCGTT_RLC_CLK_CTRL, 0xffffffff, 0x00000100,
665 	mmCGTT_SC_CLK_CTRL, 0xffffffff, 0x00000100,
666 	mmCGTT_SPI_CLK_CTRL, 0xffffffff, 0x00000100,
667 	mmCGTT_SQ_CLK_CTRL, 0xffffffff, 0x00000100,
668 	mmCGTT_SQG_CLK_CTRL, 0xffffffff, 0x00000100,
669 	mmCGTT_SX_CLK_CTRL0, 0xffffffff, 0x00000100,
670 	mmCGTT_SX_CLK_CTRL1, 0xffffffff, 0x00000100,
671 	mmCGTT_SX_CLK_CTRL2, 0xffffffff, 0x00000100,
672 	mmCGTT_SX_CLK_CTRL3, 0xffffffff, 0x00000100,
673 	mmCGTT_TCI_CLK_CTRL, 0xffffffff, 0x00000100,
674 	mmCGTT_TCP_CLK_CTRL, 0xffffffff, 0x00000100,
675 	mmCGTT_VGT_CLK_CTRL, 0xffffffff, 0x06000100,
676 	mmDB_CGTT_CLK_CTRL_0, 0xffffffff, 0x00000100,
677 	mmTA_CGTT_CTRL, 0xffffffff, 0x00000100,
678 	mmTCA_CGTT_SCLK_CTRL, 0xffffffff, 0x00000100,
679 	mmTCC_CGTT_SCLK_CTRL, 0xffffffff, 0x00000100,
680 	mmTD_CGTT_CTRL, 0xffffffff, 0x00000100,
681 	mmGRBM_GFX_INDEX, 0xffffffff, 0xe0000000,
682 	0x2458, 0xffffffff, 0x00010000,
683 	0x2459, 0xffffffff, 0x00030002,
684 	0x245a, 0xffffffff, 0x00040007,
685 	0x245b, 0xffffffff, 0x00060005,
686 	0x245c, 0xffffffff, 0x00090008,
687 	0x245d, 0xffffffff, 0x00020001,
688 	0x245e, 0xffffffff, 0x00040003,
689 	0x245f, 0xffffffff, 0x00000007,
690 	0x2460, 0xffffffff, 0x00060005,
691 	0x2461, 0xffffffff, 0x00090008,
692 	0x2462, 0xffffffff, 0x00030002,
693 	0x2463, 0xffffffff, 0x00050004,
694 	0x2464, 0xffffffff, 0x00000008,
695 	0x2465, 0xffffffff, 0x00070006,
696 	0x2466, 0xffffffff, 0x000a0009,
697 	0x2467, 0xffffffff, 0x00040003,
698 	0x2468, 0xffffffff, 0x00060005,
699 	0x2469, 0xffffffff, 0x00000009,
700 	0x246a, 0xffffffff, 0x00080007,
701 	0x246b, 0xffffffff, 0x000b000a,
702 	0x246c, 0xffffffff, 0x00050004,
703 	0x246d, 0xffffffff, 0x00070006,
704 	0x246e, 0xffffffff, 0x0008000b,
705 	0x246f, 0xffffffff, 0x000a0009,
706 	0x2470, 0xffffffff, 0x000d000c,
707 	0x2480, 0xffffffff, 0x00090008,
708 	0x2481, 0xffffffff, 0x000b000a,
709 	0x2482, 0xffffffff, 0x000c000f,
710 	0x2483, 0xffffffff, 0x000e000d,
711 	0x2484, 0xffffffff, 0x00110010,
712 	0x2485, 0xffffffff, 0x000a0009,
713 	0x2486, 0xffffffff, 0x000c000b,
714 	0x2487, 0xffffffff, 0x0000000f,
715 	0x2488, 0xffffffff, 0x000e000d,
716 	0x2489, 0xffffffff, 0x00110010,
717 	0x248a, 0xffffffff, 0x000b000a,
718 	0x248b, 0xffffffff, 0x000d000c,
719 	0x248c, 0xffffffff, 0x00000010,
720 	0x248d, 0xffffffff, 0x000f000e,
721 	0x248e, 0xffffffff, 0x00120011,
722 	0x248f, 0xffffffff, 0x000c000b,
723 	0x2490, 0xffffffff, 0x000e000d,
724 	0x2491, 0xffffffff, 0x00000011,
725 	0x2492, 0xffffffff, 0x0010000f,
726 	0x2493, 0xffffffff, 0x00130012,
727 	0x2494, 0xffffffff, 0x000d000c,
728 	0x2495, 0xffffffff, 0x000f000e,
729 	0x2496, 0xffffffff, 0x00100013,
730 	0x2497, 0xffffffff, 0x00120011,
731 	0x2498, 0xffffffff, 0x00150014,
732 	mmCGTS_SM_CTRL_REG, 0xffffffff, 0x96940200,
733 	mmCP_RB_WPTR_POLL_CNTL, 0xffffffff, 0x00900100,
734 	mmRLC_GCPM_GENERAL_3, 0xffffffff, 0x00000080,
735 	mmRLC_CGCG_CGLS_CTRL, 0xffffffff, 0x0020003f,
736 	0x000c, 0xffffffff, 0x0000001c,
737 	0x000d, 0x000f0000, 0x000f0000,
738 	0x0583, 0xffffffff, 0x00000100,
739 	mmXDMA_CLOCK_GATING_CNTL, 0xffffffff, 0x00000100,
740 	mmXDMA_MEM_POWER_CNTL, 0x00000101, 0x00000000,
741 	mmMC_MEM_POWER_LS, 0xffffffff, 0x00000104,
742 	mmMC_CITF_MISC_WR_CG, 0x000c0000, 0x000c0000,
743 	mmMC_CITF_MISC_RD_CG, 0x000c0000, 0x000c0000,
744 	mmCGTT_DRM_CLK_CTRL0, 0xff000fff, 0x00000100,
745 	0x157a, 0x00000001, 0x00000001,
746 	mmHDP_MEM_POWER_LS, 0x00000001, 0x00000001,
747 	mmHDP_XDP_CGTT_BLK_CTRL, 0xc0000fff, 0x00000104,
748 	mmCP_MEM_SLP_CNTL, 0x00000001, 0x00000001,
749 	0x3430, 0xfffffff0, 0x00000100,
750 	0x3630, 0xfffffff0, 0x00000100,
751 };
752 
753 static const u32 oland_mgcg_cgcg_init[] =
754 {
755 	mmRLC_CGTT_MGCG_OVERRIDE, 0xffffffff, 0xfffffffc,
756 	mmGRBM_GFX_INDEX, 0xffffffff, 0xe0000000,
757 	mmCB_CGTT_SCLK_CTRL, 0xffffffff, 0x00000100,
758 	mmCGTT_BCI_CLK_CTRL, 0xffffffff, 0x00000100,
759 	mmCGTT_CP_CLK_CTRL, 0xffffffff, 0x00000100,
760 	mmCGTT_GDS_CLK_CTRL, 0xffffffff, 0x00000100,
761 	mmCGTT_IA_CLK_CTRL, 0xffffffff, 0x06000100,
762 	mmCGTT_PA_CLK_CTRL, 0xffffffff, 0x00000100,
763 	mmCGTT_PC_CLK_CTRL, 0xffffffff, 0x00000100,
764 	mmCGTT_RLC_CLK_CTRL, 0xffffffff, 0x00000100,
765 	mmCGTT_SC_CLK_CTRL, 0xffffffff, 0x00000100,
766 	mmCGTT_SPI_CLK_CTRL, 0xffffffff, 0x00000100,
767 	mmCGTT_SQ_CLK_CTRL, 0xffffffff, 0x00000100,
768 	mmCGTT_SQG_CLK_CTRL, 0xffffffff, 0x00000100,
769 	mmCGTT_SX_CLK_CTRL0, 0xffffffff, 0x00000100,
770 	mmCGTT_SX_CLK_CTRL1, 0xffffffff, 0x00000100,
771 	mmCGTT_SX_CLK_CTRL2, 0xffffffff, 0x00000100,
772 	mmCGTT_SX_CLK_CTRL3, 0xffffffff, 0x00000100,
773 	mmCGTT_TCI_CLK_CTRL, 0xffffffff, 0x00000100,
774 	mmCGTT_TCP_CLK_CTRL, 0xffffffff, 0x00000100,
775 	mmCGTT_VGT_CLK_CTRL, 0xffffffff, 0x06000100,
776 	mmDB_CGTT_CLK_CTRL_0, 0xffffffff, 0x00000100,
777 	mmTA_CGTT_CTRL, 0xffffffff, 0x00000100,
778 	mmTCA_CGTT_SCLK_CTRL, 0xffffffff, 0x00000100,
779 	mmTCC_CGTT_SCLK_CTRL, 0xffffffff, 0x00000100,
780 	mmTD_CGTT_CTRL, 0xffffffff, 0x00000100,
781 	mmGRBM_GFX_INDEX, 0xffffffff, 0xe0000000,
782 	0x2458, 0xffffffff, 0x00010000,
783 	0x2459, 0xffffffff, 0x00030002,
784 	0x245a, 0xffffffff, 0x00040007,
785 	0x245b, 0xffffffff, 0x00060005,
786 	0x245c, 0xffffffff, 0x00090008,
787 	0x245d, 0xffffffff, 0x00020001,
788 	0x245e, 0xffffffff, 0x00040003,
789 	0x245f, 0xffffffff, 0x00000007,
790 	0x2460, 0xffffffff, 0x00060005,
791 	0x2461, 0xffffffff, 0x00090008,
792 	0x2462, 0xffffffff, 0x00030002,
793 	0x2463, 0xffffffff, 0x00050004,
794 	0x2464, 0xffffffff, 0x00000008,
795 	0x2465, 0xffffffff, 0x00070006,
796 	0x2466, 0xffffffff, 0x000a0009,
797 	0x2467, 0xffffffff, 0x00040003,
798 	0x2468, 0xffffffff, 0x00060005,
799 	0x2469, 0xffffffff, 0x00000009,
800 	0x246a, 0xffffffff, 0x00080007,
801 	0x246b, 0xffffffff, 0x000b000a,
802 	0x246c, 0xffffffff, 0x00050004,
803 	0x246d, 0xffffffff, 0x00070006,
804 	0x246e, 0xffffffff, 0x0008000b,
805 	0x246f, 0xffffffff, 0x000a0009,
806 	0x2470, 0xffffffff, 0x000d000c,
807 	0x2471, 0xffffffff, 0x00060005,
808 	0x2472, 0xffffffff, 0x00080007,
809 	0x2473, 0xffffffff, 0x0000000b,
810 	0x2474, 0xffffffff, 0x000a0009,
811 	0x2475, 0xffffffff, 0x000d000c,
812 	mmCGTS_SM_CTRL_REG, 0xffffffff, 0x96940200,
813 	mmCP_RB_WPTR_POLL_CNTL, 0xffffffff, 0x00900100,
814 	mmRLC_GCPM_GENERAL_3, 0xffffffff, 0x00000080,
815 	mmRLC_CGCG_CGLS_CTRL, 0xffffffff, 0x0020003f,
816 	0x000c, 0xffffffff, 0x0000001c,
817 	0x000d, 0x000f0000, 0x000f0000,
818 	0x0583, 0xffffffff, 0x00000100,
819 	mmXDMA_CLOCK_GATING_CNTL, 0xffffffff, 0x00000100,
820 	mmXDMA_MEM_POWER_CNTL, 0x00000101, 0x00000000,
821 	mmMC_MEM_POWER_LS, 0xffffffff, 0x00000104,
822 	mmMC_CITF_MISC_WR_CG, 0x000c0000, 0x000c0000,
823 	mmMC_CITF_MISC_RD_CG, 0x000c0000, 0x000c0000,
824 	mmCGTT_DRM_CLK_CTRL0, 0xff000fff, 0x00000100,
825 	0x157a, 0x00000001, 0x00000001,
826 	mmHDP_MEM_POWER_LS, 0x00000001, 0x00000001,
827 	mmHDP_XDP_CGTT_BLK_CTRL, 0xc0000fff, 0x00000104,
828 	mmCP_MEM_SLP_CNTL, 0x00000001, 0x00000001,
829 	0x3430, 0xfffffff0, 0x00000100,
830 	0x3630, 0xfffffff0, 0x00000100,
831 };
832 
833 static const u32 hainan_mgcg_cgcg_init[] =
834 {
835 	mmRLC_CGTT_MGCG_OVERRIDE, 0xffffffff, 0xfffffffc,
836 	mmGRBM_GFX_INDEX, 0xffffffff, 0xe0000000,
837 	mmCB_CGTT_SCLK_CTRL, 0xffffffff, 0x00000100,
838 	mmCGTT_BCI_CLK_CTRL, 0xffffffff, 0x00000100,
839 	mmCGTT_CP_CLK_CTRL, 0xffffffff, 0x00000100,
840 	mmCGTT_GDS_CLK_CTRL, 0xffffffff, 0x00000100,
841 	mmCGTT_IA_CLK_CTRL, 0xffffffff, 0x06000100,
842 	mmCGTT_PA_CLK_CTRL, 0xffffffff, 0x00000100,
843 	mmCGTT_PC_CLK_CTRL, 0xffffffff, 0x00000100,
844 	mmCGTT_RLC_CLK_CTRL, 0xffffffff, 0x00000100,
845 	mmCGTT_SC_CLK_CTRL, 0xffffffff, 0x00000100,
846 	mmCGTT_SPI_CLK_CTRL, 0xffffffff, 0x00000100,
847 	mmCGTT_SQ_CLK_CTRL, 0xffffffff, 0x00000100,
848 	mmCGTT_SQG_CLK_CTRL, 0xffffffff, 0x00000100,
849 	mmCGTT_SX_CLK_CTRL0, 0xffffffff, 0x00000100,
850 	mmCGTT_SX_CLK_CTRL1, 0xffffffff, 0x00000100,
851 	mmCGTT_SX_CLK_CTRL2, 0xffffffff, 0x00000100,
852 	mmCGTT_SX_CLK_CTRL3, 0xffffffff, 0x00000100,
853 	mmCGTT_TCI_CLK_CTRL, 0xffffffff, 0x00000100,
854 	mmCGTT_TCP_CLK_CTRL, 0xffffffff, 0x00000100,
855 	mmCGTT_VGT_CLK_CTRL, 0xffffffff, 0x06000100,
856 	mmDB_CGTT_CLK_CTRL_0, 0xffffffff, 0x00000100,
857 	mmTA_CGTT_CTRL, 0xffffffff, 0x00000100,
858 	mmTCA_CGTT_SCLK_CTRL, 0xffffffff, 0x00000100,
859 	mmTCC_CGTT_SCLK_CTRL, 0xffffffff, 0x00000100,
860 	mmTD_CGTT_CTRL, 0xffffffff, 0x00000100,
861 	mmGRBM_GFX_INDEX, 0xffffffff, 0xe0000000,
862 	0x2458, 0xffffffff, 0x00010000,
863 	0x2459, 0xffffffff, 0x00030002,
864 	0x245a, 0xffffffff, 0x00040007,
865 	0x245b, 0xffffffff, 0x00060005,
866 	0x245c, 0xffffffff, 0x00090008,
867 	0x245d, 0xffffffff, 0x00020001,
868 	0x245e, 0xffffffff, 0x00040003,
869 	0x245f, 0xffffffff, 0x00000007,
870 	0x2460, 0xffffffff, 0x00060005,
871 	0x2461, 0xffffffff, 0x00090008,
872 	0x2462, 0xffffffff, 0x00030002,
873 	0x2463, 0xffffffff, 0x00050004,
874 	0x2464, 0xffffffff, 0x00000008,
875 	0x2465, 0xffffffff, 0x00070006,
876 	0x2466, 0xffffffff, 0x000a0009,
877 	0x2467, 0xffffffff, 0x00040003,
878 	0x2468, 0xffffffff, 0x00060005,
879 	0x2469, 0xffffffff, 0x00000009,
880 	0x246a, 0xffffffff, 0x00080007,
881 	0x246b, 0xffffffff, 0x000b000a,
882 	0x246c, 0xffffffff, 0x00050004,
883 	0x246d, 0xffffffff, 0x00070006,
884 	0x246e, 0xffffffff, 0x0008000b,
885 	0x246f, 0xffffffff, 0x000a0009,
886 	0x2470, 0xffffffff, 0x000d000c,
887 	0x2471, 0xffffffff, 0x00060005,
888 	0x2472, 0xffffffff, 0x00080007,
889 	0x2473, 0xffffffff, 0x0000000b,
890 	0x2474, 0xffffffff, 0x000a0009,
891 	0x2475, 0xffffffff, 0x000d000c,
892 	mmCGTS_SM_CTRL_REG, 0xffffffff, 0x96940200,
893 	mmCP_RB_WPTR_POLL_CNTL, 0xffffffff, 0x00900100,
894 	mmRLC_GCPM_GENERAL_3, 0xffffffff, 0x00000080,
895 	mmRLC_CGCG_CGLS_CTRL, 0xffffffff, 0x0020003f,
896 	0x000c, 0xffffffff, 0x0000001c,
897 	0x000d, 0x000f0000, 0x000f0000,
898 	0x0583, 0xffffffff, 0x00000100,
899 	0x0409, 0xffffffff, 0x00000100,
900 	mmMC_MEM_POWER_LS, 0xffffffff, 0x00000104,
901 	mmMC_CITF_MISC_WR_CG, 0x000c0000, 0x000c0000,
902 	mmMC_CITF_MISC_RD_CG, 0x000c0000, 0x000c0000,
903 	mmHDP_MEM_POWER_LS, 0x00000001, 0x00000001,
904 	mmHDP_XDP_CGTT_BLK_CTRL, 0xc0000fff, 0x00000104,
905 	mmCP_MEM_SLP_CNTL, 0x00000001, 0x00000001,
906 	0x3430, 0xfffffff0, 0x00000100,
907 	0x3630, 0xfffffff0, 0x00000100,
908 };
909 
910 /* XXX: update when we support VCE */
911 #if 0
912 /* tahiti, pitcarin, verde */
913 static const struct amdgpu_video_codec_info tahiti_video_codecs_encode_array[] =
914 {
915 	{
916 		.codec_type = AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_MPEG4_AVC,
917 		.max_width = 2048,
918 		.max_height = 1152,
919 		.max_pixels_per_frame = 2048 * 1152,
920 		.max_level = 0,
921 	},
922 };
923 
924 static const struct amdgpu_video_codecs tahiti_video_codecs_encode =
925 {
926 	.codec_count = ARRAY_SIZE(tahiti_video_codecs_encode_array),
927 	.codec_array = tahiti_video_codecs_encode_array,
928 };
929 #else
930 static const struct amdgpu_video_codecs tahiti_video_codecs_encode =
931 {
932 	.codec_count = 0,
933 	.codec_array = NULL,
934 };
935 #endif
936 /* oland and hainan don't support encode */
937 static const struct amdgpu_video_codecs hainan_video_codecs_encode =
938 {
939 	.codec_count = 0,
940 	.codec_array = NULL,
941 };
942 
943 /* tahiti, pitcarin, verde, oland */
944 static const struct amdgpu_video_codec_info tahiti_video_codecs_decode_array[] =
945 {
946 	{
947 		.codec_type = AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_MPEG2,
948 		.max_width = 2048,
949 		.max_height = 1152,
950 		.max_pixels_per_frame = 2048 * 1152,
951 		.max_level = 3,
952 	},
953 	{
954 		.codec_type = AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_MPEG4,
955 		.max_width = 2048,
956 		.max_height = 1152,
957 		.max_pixels_per_frame = 2048 * 1152,
958 		.max_level = 5,
959 	},
960 	{
961 		.codec_type = AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_MPEG4_AVC,
962 		.max_width = 2048,
963 		.max_height = 1152,
964 		.max_pixels_per_frame = 2048 * 1152,
965 		.max_level = 41,
966 	},
967 	{
968 		.codec_type = AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_VC1,
969 		.max_width = 2048,
970 		.max_height = 1152,
971 		.max_pixels_per_frame = 2048 * 1152,
972 		.max_level = 4,
973 	},
974 };
975 
976 static const struct amdgpu_video_codecs tahiti_video_codecs_decode =
977 {
978 	.codec_count = ARRAY_SIZE(tahiti_video_codecs_decode_array),
979 	.codec_array = tahiti_video_codecs_decode_array,
980 };
981 
982 /* hainan doesn't support decode */
983 static const struct amdgpu_video_codecs hainan_video_codecs_decode =
984 {
985 	.codec_count = 0,
986 	.codec_array = NULL,
987 };
988 
989 static int si_query_video_codecs(struct amdgpu_device *adev, bool encode,
990 				 const struct amdgpu_video_codecs **codecs)
991 {
992 	switch (adev->asic_type) {
993 	case CHIP_VERDE:
994 	case CHIP_TAHITI:
995 	case CHIP_PITCAIRN:
996 		if (encode)
997 			*codecs = &tahiti_video_codecs_encode;
998 		else
999 			*codecs = &tahiti_video_codecs_decode;
1000 		return 0;
1001 	case CHIP_OLAND:
1002 		if (encode)
1003 			*codecs = &hainan_video_codecs_encode;
1004 		else
1005 			*codecs = &tahiti_video_codecs_decode;
1006 		return 0;
1007 	case CHIP_HAINAN:
1008 		if (encode)
1009 			*codecs = &hainan_video_codecs_encode;
1010 		else
1011 			*codecs = &hainan_video_codecs_decode;
1012 		return 0;
1013 	default:
1014 		return -EINVAL;
1015 	}
1016 }
1017 
1018 static u32 si_pcie_rreg(struct amdgpu_device *adev, u32 reg)
1019 {
1020 	unsigned long flags;
1021 	u32 r;
1022 
1023 	spin_lock_irqsave(&adev->pcie_idx_lock, flags);
1024 	WREG32(AMDGPU_PCIE_INDEX, reg);
1025 	(void)RREG32(AMDGPU_PCIE_INDEX);
1026 	r = RREG32(AMDGPU_PCIE_DATA);
1027 	spin_unlock_irqrestore(&adev->pcie_idx_lock, flags);
1028 	return r;
1029 }
1030 
1031 static void si_pcie_wreg(struct amdgpu_device *adev, u32 reg, u32 v)
1032 {
1033 	unsigned long flags;
1034 
1035 	spin_lock_irqsave(&adev->pcie_idx_lock, flags);
1036 	WREG32(AMDGPU_PCIE_INDEX, reg);
1037 	(void)RREG32(AMDGPU_PCIE_INDEX);
1038 	WREG32(AMDGPU_PCIE_DATA, v);
1039 	(void)RREG32(AMDGPU_PCIE_DATA);
1040 	spin_unlock_irqrestore(&adev->pcie_idx_lock, flags);
1041 }
1042 
1043 static u32 si_pciep_rreg(struct amdgpu_device *adev, u32 reg)
1044 {
1045 	unsigned long flags;
1046 	u32 r;
1047 
1048 	spin_lock_irqsave(&adev->pcie_idx_lock, flags);
1049 	WREG32(PCIE_PORT_INDEX, ((reg) & 0xff));
1050 	(void)RREG32(PCIE_PORT_INDEX);
1051 	r = RREG32(PCIE_PORT_DATA);
1052 	spin_unlock_irqrestore(&adev->pcie_idx_lock, flags);
1053 	return r;
1054 }
1055 
1056 static void si_pciep_wreg(struct amdgpu_device *adev, u32 reg, u32 v)
1057 {
1058 	unsigned long flags;
1059 
1060 	spin_lock_irqsave(&adev->pcie_idx_lock, flags);
1061 	WREG32(PCIE_PORT_INDEX, ((reg) & 0xff));
1062 	(void)RREG32(PCIE_PORT_INDEX);
1063 	WREG32(PCIE_PORT_DATA, (v));
1064 	(void)RREG32(PCIE_PORT_DATA);
1065 	spin_unlock_irqrestore(&adev->pcie_idx_lock, flags);
1066 }
1067 
1068 static u32 si_smc_rreg(struct amdgpu_device *adev, u32 reg)
1069 {
1070 	unsigned long flags;
1071 	u32 r;
1072 
1073 	spin_lock_irqsave(&adev->smc_idx_lock, flags);
1074 	WREG32(SMC_IND_INDEX_0, (reg));
1075 	r = RREG32(SMC_IND_DATA_0);
1076 	spin_unlock_irqrestore(&adev->smc_idx_lock, flags);
1077 	return r;
1078 }
1079 
1080 static void si_smc_wreg(struct amdgpu_device *adev, u32 reg, u32 v)
1081 {
1082 	unsigned long flags;
1083 
1084 	spin_lock_irqsave(&adev->smc_idx_lock, flags);
1085 	WREG32(SMC_IND_INDEX_0, (reg));
1086 	WREG32(SMC_IND_DATA_0, (v));
1087 	spin_unlock_irqrestore(&adev->smc_idx_lock, flags);
1088 }
1089 
1090 static u32 si_uvd_ctx_rreg(struct amdgpu_device *adev, u32 reg)
1091 {
1092 	unsigned long flags;
1093 	u32 r;
1094 
1095 	spin_lock_irqsave(&adev->uvd_ctx_idx_lock, flags);
1096 	WREG32(mmUVD_CTX_INDEX, ((reg) & 0x1ff));
1097 	r = RREG32(mmUVD_CTX_DATA);
1098 	spin_unlock_irqrestore(&adev->uvd_ctx_idx_lock, flags);
1099 	return r;
1100 }
1101 
1102 static void si_uvd_ctx_wreg(struct amdgpu_device *adev, u32 reg, u32 v)
1103 {
1104 	unsigned long flags;
1105 
1106 	spin_lock_irqsave(&adev->uvd_ctx_idx_lock, flags);
1107 	WREG32(mmUVD_CTX_INDEX, ((reg) & 0x1ff));
1108 	WREG32(mmUVD_CTX_DATA, (v));
1109 	spin_unlock_irqrestore(&adev->uvd_ctx_idx_lock, flags);
1110 }
1111 
1112 static struct amdgpu_allowed_register_entry si_allowed_read_registers[] = {
1113 	{GRBM_STATUS},
1114 	{mmGRBM_STATUS2},
1115 	{mmGRBM_STATUS_SE0},
1116 	{mmGRBM_STATUS_SE1},
1117 	{mmSRBM_STATUS},
1118 	{mmSRBM_STATUS2},
1119 	{DMA_STATUS_REG + DMA0_REGISTER_OFFSET},
1120 	{DMA_STATUS_REG + DMA1_REGISTER_OFFSET},
1121 	{mmCP_STAT},
1122 	{mmCP_STALLED_STAT1},
1123 	{mmCP_STALLED_STAT2},
1124 	{mmCP_STALLED_STAT3},
1125 	{GB_ADDR_CONFIG},
1126 	{MC_ARB_RAMCFG},
1127 	{GB_TILE_MODE0},
1128 	{GB_TILE_MODE1},
1129 	{GB_TILE_MODE2},
1130 	{GB_TILE_MODE3},
1131 	{GB_TILE_MODE4},
1132 	{GB_TILE_MODE5},
1133 	{GB_TILE_MODE6},
1134 	{GB_TILE_MODE7},
1135 	{GB_TILE_MODE8},
1136 	{GB_TILE_MODE9},
1137 	{GB_TILE_MODE10},
1138 	{GB_TILE_MODE11},
1139 	{GB_TILE_MODE12},
1140 	{GB_TILE_MODE13},
1141 	{GB_TILE_MODE14},
1142 	{GB_TILE_MODE15},
1143 	{GB_TILE_MODE16},
1144 	{GB_TILE_MODE17},
1145 	{GB_TILE_MODE18},
1146 	{GB_TILE_MODE19},
1147 	{GB_TILE_MODE20},
1148 	{GB_TILE_MODE21},
1149 	{GB_TILE_MODE22},
1150 	{GB_TILE_MODE23},
1151 	{GB_TILE_MODE24},
1152 	{GB_TILE_MODE25},
1153 	{GB_TILE_MODE26},
1154 	{GB_TILE_MODE27},
1155 	{GB_TILE_MODE28},
1156 	{GB_TILE_MODE29},
1157 	{GB_TILE_MODE30},
1158 	{GB_TILE_MODE31},
1159 	{CC_RB_BACKEND_DISABLE, true},
1160 	{GC_USER_RB_BACKEND_DISABLE, true},
1161 	{PA_SC_RASTER_CONFIG, true},
1162 };
1163 
1164 static uint32_t si_get_register_value(struct amdgpu_device *adev,
1165 				      bool indexed, u32 se_num,
1166 				      u32 sh_num, u32 reg_offset)
1167 {
1168 	if (indexed) {
1169 		uint32_t val;
1170 		unsigned se_idx = (se_num == 0xffffffff) ? 0 : se_num;
1171 		unsigned sh_idx = (sh_num == 0xffffffff) ? 0 : sh_num;
1172 
1173 		switch (reg_offset) {
1174 		case mmCC_RB_BACKEND_DISABLE:
1175 			return adev->gfx.config.rb_config[se_idx][sh_idx].rb_backend_disable;
1176 		case mmGC_USER_RB_BACKEND_DISABLE:
1177 			return adev->gfx.config.rb_config[se_idx][sh_idx].user_rb_backend_disable;
1178 		case mmPA_SC_RASTER_CONFIG:
1179 			return adev->gfx.config.rb_config[se_idx][sh_idx].raster_config;
1180 		}
1181 
1182 		mutex_lock(&adev->grbm_idx_mutex);
1183 		if (se_num != 0xffffffff || sh_num != 0xffffffff)
1184 			amdgpu_gfx_select_se_sh(adev, se_num, sh_num, 0xffffffff);
1185 
1186 		val = RREG32(reg_offset);
1187 
1188 		if (se_num != 0xffffffff || sh_num != 0xffffffff)
1189 			amdgpu_gfx_select_se_sh(adev, 0xffffffff, 0xffffffff, 0xffffffff);
1190 		mutex_unlock(&adev->grbm_idx_mutex);
1191 		return val;
1192 	} else {
1193 		unsigned idx;
1194 
1195 		switch (reg_offset) {
1196 		case mmGB_ADDR_CONFIG:
1197 			return adev->gfx.config.gb_addr_config;
1198 		case mmMC_ARB_RAMCFG:
1199 			return adev->gfx.config.mc_arb_ramcfg;
1200 		case mmGB_TILE_MODE0:
1201 		case mmGB_TILE_MODE1:
1202 		case mmGB_TILE_MODE2:
1203 		case mmGB_TILE_MODE3:
1204 		case mmGB_TILE_MODE4:
1205 		case mmGB_TILE_MODE5:
1206 		case mmGB_TILE_MODE6:
1207 		case mmGB_TILE_MODE7:
1208 		case mmGB_TILE_MODE8:
1209 		case mmGB_TILE_MODE9:
1210 		case mmGB_TILE_MODE10:
1211 		case mmGB_TILE_MODE11:
1212 		case mmGB_TILE_MODE12:
1213 		case mmGB_TILE_MODE13:
1214 		case mmGB_TILE_MODE14:
1215 		case mmGB_TILE_MODE15:
1216 		case mmGB_TILE_MODE16:
1217 		case mmGB_TILE_MODE17:
1218 		case mmGB_TILE_MODE18:
1219 		case mmGB_TILE_MODE19:
1220 		case mmGB_TILE_MODE20:
1221 		case mmGB_TILE_MODE21:
1222 		case mmGB_TILE_MODE22:
1223 		case mmGB_TILE_MODE23:
1224 		case mmGB_TILE_MODE24:
1225 		case mmGB_TILE_MODE25:
1226 		case mmGB_TILE_MODE26:
1227 		case mmGB_TILE_MODE27:
1228 		case mmGB_TILE_MODE28:
1229 		case mmGB_TILE_MODE29:
1230 		case mmGB_TILE_MODE30:
1231 		case mmGB_TILE_MODE31:
1232 			idx = (reg_offset - mmGB_TILE_MODE0);
1233 			return adev->gfx.config.tile_mode_array[idx];
1234 		default:
1235 			return RREG32(reg_offset);
1236 		}
1237 	}
1238 }
1239 static int si_read_register(struct amdgpu_device *adev, u32 se_num,
1240 			     u32 sh_num, u32 reg_offset, u32 *value)
1241 {
1242 	uint32_t i;
1243 
1244 	*value = 0;
1245 	for (i = 0; i < ARRAY_SIZE(si_allowed_read_registers); i++) {
1246 		bool indexed = si_allowed_read_registers[i].grbm_indexed;
1247 
1248 		if (reg_offset != si_allowed_read_registers[i].reg_offset)
1249 			continue;
1250 
1251 		*value = si_get_register_value(adev, indexed, se_num, sh_num,
1252 					       reg_offset);
1253 		return 0;
1254 	}
1255 	return -EINVAL;
1256 }
1257 
1258 static bool si_read_disabled_bios(struct amdgpu_device *adev)
1259 {
1260 	u32 bus_cntl;
1261 	u32 d1vga_control = 0;
1262 	u32 d2vga_control = 0;
1263 	u32 vga_render_control = 0;
1264 	u32 rom_cntl;
1265 	bool r;
1266 
1267 	bus_cntl = RREG32(R600_BUS_CNTL);
1268 	if (adev->mode_info.num_crtc) {
1269 		d1vga_control = RREG32(AVIVO_D1VGA_CONTROL);
1270 		d2vga_control = RREG32(AVIVO_D2VGA_CONTROL);
1271 		vga_render_control = RREG32(VGA_RENDER_CONTROL);
1272 	}
1273 	rom_cntl = RREG32(R600_ROM_CNTL);
1274 
1275 	/* enable the rom */
1276 	WREG32(R600_BUS_CNTL, (bus_cntl & ~R600_BIOS_ROM_DIS));
1277 	if (adev->mode_info.num_crtc) {
1278 		/* Disable VGA mode */
1279 		WREG32(AVIVO_D1VGA_CONTROL,
1280 		       (d1vga_control & ~(AVIVO_DVGA_CONTROL_MODE_ENABLE |
1281 					  AVIVO_DVGA_CONTROL_TIMING_SELECT)));
1282 		WREG32(AVIVO_D2VGA_CONTROL,
1283 		       (d2vga_control & ~(AVIVO_DVGA_CONTROL_MODE_ENABLE |
1284 					  AVIVO_DVGA_CONTROL_TIMING_SELECT)));
1285 		WREG32(VGA_RENDER_CONTROL,
1286 		       (vga_render_control & C_000300_VGA_VSTATUS_CNTL));
1287 	}
1288 	WREG32(R600_ROM_CNTL, rom_cntl | R600_SCK_OVERWRITE);
1289 
1290 	r = amdgpu_read_bios(adev);
1291 
1292 	/* restore regs */
1293 	WREG32(R600_BUS_CNTL, bus_cntl);
1294 	if (adev->mode_info.num_crtc) {
1295 		WREG32(AVIVO_D1VGA_CONTROL, d1vga_control);
1296 		WREG32(AVIVO_D2VGA_CONTROL, d2vga_control);
1297 		WREG32(VGA_RENDER_CONTROL, vga_render_control);
1298 	}
1299 	WREG32(R600_ROM_CNTL, rom_cntl);
1300 	return r;
1301 }
1302 
1303 #define mmROM_INDEX 0x2A
1304 #define mmROM_DATA  0x2B
1305 
1306 static bool si_read_bios_from_rom(struct amdgpu_device *adev,
1307 				  u8 *bios, u32 length_bytes)
1308 {
1309 	u32 *dw_ptr;
1310 	u32 i, length_dw;
1311 
1312 	if (bios == NULL)
1313 		return false;
1314 	if (length_bytes == 0)
1315 		return false;
1316 	/* APU vbios image is part of sbios image */
1317 	if (adev->flags & AMD_IS_APU)
1318 		return false;
1319 
1320 	dw_ptr = (u32 *)bios;
1321 	length_dw = ALIGN(length_bytes, 4) / 4;
1322 	/* set rom index to 0 */
1323 	WREG32(mmROM_INDEX, 0);
1324 	for (i = 0; i < length_dw; i++)
1325 		dw_ptr[i] = RREG32(mmROM_DATA);
1326 
1327 	return true;
1328 }
1329 
1330 static void si_set_clk_bypass_mode(struct amdgpu_device *adev)
1331 {
1332 	u32 tmp, i;
1333 
1334 	tmp = RREG32(CG_SPLL_FUNC_CNTL);
1335 	tmp |= SPLL_BYPASS_EN;
1336 	WREG32(CG_SPLL_FUNC_CNTL, tmp);
1337 
1338 	tmp = RREG32(CG_SPLL_FUNC_CNTL_2);
1339 	tmp |= SPLL_CTLREQ_CHG;
1340 	WREG32(CG_SPLL_FUNC_CNTL_2, tmp);
1341 
1342 	for (i = 0; i < adev->usec_timeout; i++) {
1343 		if (RREG32(SPLL_STATUS) & SPLL_CHG_STATUS)
1344 			break;
1345 		udelay(1);
1346 	}
1347 
1348 	tmp = RREG32(CG_SPLL_FUNC_CNTL_2);
1349 	tmp &= ~(SPLL_CTLREQ_CHG | SCLK_MUX_UPDATE);
1350 	WREG32(CG_SPLL_FUNC_CNTL_2, tmp);
1351 
1352 	tmp = RREG32(MPLL_CNTL_MODE);
1353 	tmp &= ~MPLL_MCLK_SEL;
1354 	WREG32(MPLL_CNTL_MODE, tmp);
1355 }
1356 
1357 static void si_spll_powerdown(struct amdgpu_device *adev)
1358 {
1359 	u32 tmp;
1360 
1361 	tmp = RREG32(SPLL_CNTL_MODE);
1362 	tmp |= SPLL_SW_DIR_CONTROL;
1363 	WREG32(SPLL_CNTL_MODE, tmp);
1364 
1365 	tmp = RREG32(CG_SPLL_FUNC_CNTL);
1366 	tmp |= SPLL_RESET;
1367 	WREG32(CG_SPLL_FUNC_CNTL, tmp);
1368 
1369 	tmp = RREG32(CG_SPLL_FUNC_CNTL);
1370 	tmp |= SPLL_SLEEP;
1371 	WREG32(CG_SPLL_FUNC_CNTL, tmp);
1372 
1373 	tmp = RREG32(SPLL_CNTL_MODE);
1374 	tmp &= ~SPLL_SW_DIR_CONTROL;
1375 	WREG32(SPLL_CNTL_MODE, tmp);
1376 }
1377 
1378 static int si_gpu_pci_config_reset(struct amdgpu_device *adev)
1379 {
1380 	u32 i;
1381 	int r = -EINVAL;
1382 
1383 	amdgpu_atombios_scratch_regs_engine_hung(adev, true);
1384 
1385 	/* set mclk/sclk to bypass */
1386 	si_set_clk_bypass_mode(adev);
1387 	/* powerdown spll */
1388 	si_spll_powerdown(adev);
1389 	/* disable BM */
1390 	pci_clear_master(adev->pdev);
1391 	/* reset */
1392 	amdgpu_device_pci_config_reset(adev);
1393 
1394 	udelay(100);
1395 
1396 	/* wait for asic to come out of reset */
1397 	for (i = 0; i < adev->usec_timeout; i++) {
1398 		if (RREG32(mmCONFIG_MEMSIZE) != 0xffffffff) {
1399 			/* enable BM */
1400 			pci_set_master(adev->pdev);
1401 			adev->has_hw_reset = true;
1402 			r = 0;
1403 			break;
1404 		}
1405 		udelay(1);
1406 	}
1407 	amdgpu_atombios_scratch_regs_engine_hung(adev, false);
1408 
1409 	return r;
1410 }
1411 
1412 static bool si_asic_supports_baco(struct amdgpu_device *adev)
1413 {
1414 	return false;
1415 }
1416 
1417 static enum amd_reset_method
1418 si_asic_reset_method(struct amdgpu_device *adev)
1419 {
1420 	if (amdgpu_reset_method == AMD_RESET_METHOD_PCI)
1421 		return amdgpu_reset_method;
1422 	else if (amdgpu_reset_method != AMD_RESET_METHOD_LEGACY &&
1423 		 amdgpu_reset_method != -1)
1424 		dev_warn(adev->dev, "Specified reset method:%d isn't supported, using AUTO instead.\n",
1425 			 amdgpu_reset_method);
1426 
1427 	return AMD_RESET_METHOD_LEGACY;
1428 }
1429 
1430 static int si_asic_reset(struct amdgpu_device *adev)
1431 {
1432 	int r;
1433 
1434 	switch (si_asic_reset_method(adev)) {
1435 	case AMD_RESET_METHOD_PCI:
1436 		dev_info(adev->dev, "PCI reset\n");
1437 		r = amdgpu_device_pci_reset(adev);
1438 		break;
1439 	default:
1440 		dev_info(adev->dev, "PCI CONFIG reset\n");
1441 		r = si_gpu_pci_config_reset(adev);
1442 		break;
1443 	}
1444 
1445 	return r;
1446 }
1447 
1448 static u32 si_get_config_memsize(struct amdgpu_device *adev)
1449 {
1450 	return RREG32(mmCONFIG_MEMSIZE);
1451 }
1452 
1453 static void si_vga_set_state(struct amdgpu_device *adev, bool state)
1454 {
1455 	uint32_t temp;
1456 
1457 	temp = RREG32(CONFIG_CNTL);
1458 	if (!state) {
1459 		temp &= ~(1<<0);
1460 		temp |= (1<<1);
1461 	} else {
1462 		temp &= ~(1<<1);
1463 	}
1464 	WREG32(CONFIG_CNTL, temp);
1465 }
1466 
1467 static u32 si_get_xclk(struct amdgpu_device *adev)
1468 {
1469 	u32 reference_clock = adev->clock.spll.reference_freq;
1470 	u32 tmp;
1471 
1472 	tmp = RREG32(CG_CLKPIN_CNTL_2);
1473 	if (tmp & MUX_TCLK_TO_XCLK)
1474 		return TCLK;
1475 
1476 	tmp = RREG32(CG_CLKPIN_CNTL);
1477 	if (tmp & XTALIN_DIVIDE)
1478 		return reference_clock / 4;
1479 
1480 	return reference_clock;
1481 }
1482 
1483 static void si_flush_hdp(struct amdgpu_device *adev, struct amdgpu_ring *ring)
1484 {
1485 	if (!ring || !ring->funcs->emit_wreg) {
1486 		WREG32(mmHDP_MEM_COHERENCY_FLUSH_CNTL, 1);
1487 		RREG32(mmHDP_MEM_COHERENCY_FLUSH_CNTL);
1488 	} else {
1489 		amdgpu_ring_emit_wreg(ring, mmHDP_MEM_COHERENCY_FLUSH_CNTL, 1);
1490 	}
1491 }
1492 
1493 static void si_invalidate_hdp(struct amdgpu_device *adev,
1494 			      struct amdgpu_ring *ring)
1495 {
1496 	if (!ring || !ring->funcs->emit_wreg) {
1497 		WREG32(mmHDP_DEBUG0, 1);
1498 		RREG32(mmHDP_DEBUG0);
1499 	} else {
1500 		amdgpu_ring_emit_wreg(ring, mmHDP_DEBUG0, 1);
1501 	}
1502 }
1503 
1504 static bool si_need_full_reset(struct amdgpu_device *adev)
1505 {
1506 	/* change this when we support soft reset */
1507 	return true;
1508 }
1509 
1510 static bool si_need_reset_on_init(struct amdgpu_device *adev)
1511 {
1512 	return false;
1513 }
1514 
1515 static int si_get_pcie_lanes(struct amdgpu_device *adev)
1516 {
1517 	u32 link_width_cntl;
1518 
1519 	if (adev->flags & AMD_IS_APU)
1520 		return 0;
1521 
1522 	link_width_cntl = RREG32_PCIE_PORT(PCIE_LC_LINK_WIDTH_CNTL);
1523 
1524 	switch ((link_width_cntl & LC_LINK_WIDTH_RD_MASK) >> LC_LINK_WIDTH_RD_SHIFT) {
1525 	case LC_LINK_WIDTH_X1:
1526 		return 1;
1527 	case LC_LINK_WIDTH_X2:
1528 		return 2;
1529 	case LC_LINK_WIDTH_X4:
1530 		return 4;
1531 	case LC_LINK_WIDTH_X8:
1532 		return 8;
1533 	case LC_LINK_WIDTH_X0:
1534 	case LC_LINK_WIDTH_X16:
1535 	default:
1536 		return 16;
1537 	}
1538 }
1539 
1540 static void si_set_pcie_lanes(struct amdgpu_device *adev, int lanes)
1541 {
1542 	u32 link_width_cntl, mask;
1543 
1544 	if (adev->flags & AMD_IS_APU)
1545 		return;
1546 
1547 	switch (lanes) {
1548 	case 0:
1549 		mask = LC_LINK_WIDTH_X0;
1550 		break;
1551 	case 1:
1552 		mask = LC_LINK_WIDTH_X1;
1553 		break;
1554 	case 2:
1555 		mask = LC_LINK_WIDTH_X2;
1556 		break;
1557 	case 4:
1558 		mask = LC_LINK_WIDTH_X4;
1559 		break;
1560 	case 8:
1561 		mask = LC_LINK_WIDTH_X8;
1562 		break;
1563 	case 16:
1564 		mask = LC_LINK_WIDTH_X16;
1565 		break;
1566 	default:
1567 		DRM_ERROR("invalid pcie lane request: %d\n", lanes);
1568 		return;
1569 	}
1570 
1571 	link_width_cntl = RREG32_PCIE_PORT(PCIE_LC_LINK_WIDTH_CNTL);
1572 	link_width_cntl &= ~LC_LINK_WIDTH_MASK;
1573 	link_width_cntl |= mask << LC_LINK_WIDTH_SHIFT;
1574 	link_width_cntl |= (LC_RECONFIG_NOW |
1575 			    LC_RECONFIG_ARC_MISSING_ESCAPE);
1576 
1577 	WREG32_PCIE_PORT(PCIE_LC_LINK_WIDTH_CNTL, link_width_cntl);
1578 }
1579 
1580 static void si_get_pcie_usage(struct amdgpu_device *adev, uint64_t *count0,
1581 			      uint64_t *count1)
1582 {
1583 	uint32_t perfctr = 0;
1584 	uint64_t cnt0_of, cnt1_of;
1585 	int tmp;
1586 
1587 	/* This reports 0 on APUs, so return to avoid writing/reading registers
1588 	 * that may or may not be different from their GPU counterparts
1589 	 */
1590 	if (adev->flags & AMD_IS_APU)
1591 		return;
1592 
1593 	/* Set the 2 events that we wish to watch, defined above */
1594 	/* Reg 40 is # received msgs, Reg 104 is # of posted requests sent */
1595 	perfctr = REG_SET_FIELD(perfctr, PCIE_PERF_CNTL_TXCLK, EVENT0_SEL, 40);
1596 	perfctr = REG_SET_FIELD(perfctr, PCIE_PERF_CNTL_TXCLK, EVENT1_SEL, 104);
1597 
1598 	/* Write to enable desired perf counters */
1599 	WREG32_PCIE(ixPCIE_PERF_CNTL_TXCLK, perfctr);
1600 	/* Zero out and enable the perf counters
1601 	 * Write 0x5:
1602 	 * Bit 0 = Start all counters(1)
1603 	 * Bit 2 = Global counter reset enable(1)
1604 	 */
1605 	WREG32_PCIE(ixPCIE_PERF_COUNT_CNTL, 0x00000005);
1606 
1607 	msleep(1000);
1608 
1609 	/* Load the shadow and disable the perf counters
1610 	 * Write 0x2:
1611 	 * Bit 0 = Stop counters(0)
1612 	 * Bit 1 = Load the shadow counters(1)
1613 	 */
1614 	WREG32_PCIE(ixPCIE_PERF_COUNT_CNTL, 0x00000002);
1615 
1616 	/* Read register values to get any >32bit overflow */
1617 	tmp = RREG32_PCIE(ixPCIE_PERF_CNTL_TXCLK);
1618 	cnt0_of = REG_GET_FIELD(tmp, PCIE_PERF_CNTL_TXCLK, COUNTER0_UPPER);
1619 	cnt1_of = REG_GET_FIELD(tmp, PCIE_PERF_CNTL_TXCLK, COUNTER1_UPPER);
1620 
1621 	/* Get the values and add the overflow */
1622 	*count0 = RREG32_PCIE(ixPCIE_PERF_COUNT0_TXCLK) | (cnt0_of << 32);
1623 	*count1 = RREG32_PCIE(ixPCIE_PERF_COUNT1_TXCLK) | (cnt1_of << 32);
1624 }
1625 
1626 static uint64_t si_get_pcie_replay_count(struct amdgpu_device *adev)
1627 {
1628 	uint64_t nak_r, nak_g;
1629 
1630 	/* Get the number of NAKs received and generated */
1631 	nak_r = RREG32_PCIE(ixPCIE_RX_NUM_NAK);
1632 	nak_g = RREG32_PCIE(ixPCIE_RX_NUM_NAK_GENERATED);
1633 
1634 	/* Add the total number of NAKs, i.e the number of replays */
1635 	return (nak_r + nak_g);
1636 }
1637 
1638 static int si_uvd_send_upll_ctlreq(struct amdgpu_device *adev,
1639 				   unsigned cg_upll_func_cntl)
1640 {
1641 	unsigned i;
1642 
1643 	/* Make sure UPLL_CTLREQ is deasserted */
1644 	WREG32_P(cg_upll_func_cntl, 0, ~UPLL_CTLREQ_MASK);
1645 
1646 	mdelay(10);
1647 
1648 	/* Assert UPLL_CTLREQ */
1649 	WREG32_P(cg_upll_func_cntl, UPLL_CTLREQ_MASK, ~UPLL_CTLREQ_MASK);
1650 
1651 	/* Wait for CTLACK and CTLACK2 to get asserted */
1652 	for (i = 0; i < SI_MAX_CTLACKS_ASSERTION_WAIT; ++i) {
1653 		uint32_t mask = UPLL_CTLACK_MASK | UPLL_CTLACK2_MASK;
1654 
1655 		if ((RREG32(cg_upll_func_cntl) & mask) == mask)
1656 			break;
1657 		mdelay(10);
1658 	}
1659 
1660 	/* Deassert UPLL_CTLREQ */
1661 	WREG32_P(cg_upll_func_cntl, 0, ~UPLL_CTLREQ_MASK);
1662 
1663 	if (i == SI_MAX_CTLACKS_ASSERTION_WAIT) {
1664 		DRM_ERROR("Timeout setting UVD clocks!\n");
1665 		return -ETIMEDOUT;
1666 	}
1667 
1668 	return 0;
1669 }
1670 
1671 static unsigned si_uvd_calc_upll_post_div(unsigned vco_freq,
1672 					  unsigned target_freq,
1673 					  unsigned pd_min,
1674 					  unsigned pd_even)
1675 {
1676 	unsigned post_div = vco_freq / target_freq;
1677 
1678 	/* Adjust to post divider minimum value */
1679 	if (post_div < pd_min)
1680 		post_div = pd_min;
1681 
1682 	/* We alway need a frequency less than or equal the target */
1683 	if ((vco_freq / post_div) > target_freq)
1684 		post_div += 1;
1685 
1686 	/* Post dividers above a certain value must be even */
1687 	if (post_div > pd_even && post_div % 2)
1688 		post_div += 1;
1689 
1690 	return post_div;
1691 }
1692 
1693 /**
1694  * si_calc_upll_dividers - calc UPLL clock dividers
1695  *
1696  * @adev: amdgpu_device pointer
1697  * @vclk: wanted VCLK
1698  * @dclk: wanted DCLK
1699  * @vco_min: minimum VCO frequency
1700  * @vco_max: maximum VCO frequency
1701  * @fb_factor: factor to multiply vco freq with
1702  * @fb_mask: limit and bitmask for feedback divider
1703  * @pd_min: post divider minimum
1704  * @pd_max: post divider maximum
1705  * @pd_even: post divider must be even above this value
1706  * @optimal_fb_div: resulting feedback divider
1707  * @optimal_vclk_div: resulting vclk post divider
1708  * @optimal_dclk_div: resulting dclk post divider
1709  *
1710  * Calculate dividers for UVDs UPLL (except APUs).
1711  * Returns zero on success; -EINVAL on error.
1712  */
1713 static int si_calc_upll_dividers(struct amdgpu_device *adev,
1714 				 unsigned vclk, unsigned dclk,
1715 				 unsigned vco_min, unsigned vco_max,
1716 				 unsigned fb_factor, unsigned fb_mask,
1717 				 unsigned pd_min, unsigned pd_max,
1718 				 unsigned pd_even,
1719 				 unsigned *optimal_fb_div,
1720 				 unsigned *optimal_vclk_div,
1721 				 unsigned *optimal_dclk_div)
1722 {
1723 	unsigned vco_freq, ref_freq = adev->clock.spll.reference_freq;
1724 
1725 	/* Start off with something large */
1726 	unsigned optimal_score = ~0;
1727 
1728 	/* Loop through vco from low to high */
1729 	vco_min = max(max(vco_min, vclk), dclk);
1730 	for (vco_freq = vco_min; vco_freq <= vco_max; vco_freq += 100) {
1731 		uint64_t fb_div = (uint64_t)vco_freq * fb_factor;
1732 		unsigned vclk_div, dclk_div, score;
1733 
1734 		do_div(fb_div, ref_freq);
1735 
1736 		/* fb div out of range ? */
1737 		if (fb_div > fb_mask)
1738 			break; /* It can oly get worse */
1739 
1740 		fb_div &= fb_mask;
1741 
1742 		/* Calc vclk divider with current vco freq */
1743 		vclk_div = si_uvd_calc_upll_post_div(vco_freq, vclk,
1744 						     pd_min, pd_even);
1745 		if (vclk_div > pd_max)
1746 			break; /* vco is too big, it has to stop */
1747 
1748 		/* Calc dclk divider with current vco freq */
1749 		dclk_div = si_uvd_calc_upll_post_div(vco_freq, dclk,
1750 						     pd_min, pd_even);
1751 		if (dclk_div > pd_max)
1752 			break; /* vco is too big, it has to stop */
1753 
1754 		/* Calc score with current vco freq */
1755 		score = vclk - (vco_freq / vclk_div) + dclk - (vco_freq / dclk_div);
1756 
1757 		/* Determine if this vco setting is better than current optimal settings */
1758 		if (score < optimal_score) {
1759 			*optimal_fb_div = fb_div;
1760 			*optimal_vclk_div = vclk_div;
1761 			*optimal_dclk_div = dclk_div;
1762 			optimal_score = score;
1763 			if (optimal_score == 0)
1764 				break; /* It can't get better than this */
1765 		}
1766 	}
1767 
1768 	/* Did we found a valid setup ? */
1769 	if (optimal_score == ~0)
1770 		return -EINVAL;
1771 
1772 	return 0;
1773 }
1774 
1775 static int si_set_uvd_clocks(struct amdgpu_device *adev, u32 vclk, u32 dclk)
1776 {
1777 	unsigned fb_div = 0, vclk_div = 0, dclk_div = 0;
1778 	int r;
1779 
1780 	/* Bypass vclk and dclk with bclk */
1781 	WREG32_P(CG_UPLL_FUNC_CNTL_2,
1782 		 VCLK_SRC_SEL(1) | DCLK_SRC_SEL(1),
1783 		 ~(VCLK_SRC_SEL_MASK | DCLK_SRC_SEL_MASK));
1784 
1785 	/* Put PLL in bypass mode */
1786 	WREG32_P(CG_UPLL_FUNC_CNTL, UPLL_BYPASS_EN_MASK, ~UPLL_BYPASS_EN_MASK);
1787 
1788 	if (!vclk || !dclk) {
1789 		/* Keep the Bypass mode */
1790 		return 0;
1791 	}
1792 
1793 	r = si_calc_upll_dividers(adev, vclk, dclk, 125000, 250000,
1794 				  16384, 0x03FFFFFF, 0, 128, 5,
1795 				  &fb_div, &vclk_div, &dclk_div);
1796 	if (r)
1797 		return r;
1798 
1799 	/* Set RESET_ANTI_MUX to 0 */
1800 	WREG32_P(CG_UPLL_FUNC_CNTL_5, 0, ~RESET_ANTI_MUX_MASK);
1801 
1802 	/* Set VCO_MODE to 1 */
1803 	WREG32_P(CG_UPLL_FUNC_CNTL, UPLL_VCO_MODE_MASK, ~UPLL_VCO_MODE_MASK);
1804 
1805 	/* Disable sleep mode */
1806 	WREG32_P(CG_UPLL_FUNC_CNTL, 0, ~UPLL_SLEEP_MASK);
1807 
1808 	/* Deassert UPLL_RESET */
1809 	WREG32_P(CG_UPLL_FUNC_CNTL, 0, ~UPLL_RESET_MASK);
1810 
1811 	mdelay(1);
1812 
1813 	r = si_uvd_send_upll_ctlreq(adev, CG_UPLL_FUNC_CNTL);
1814 	if (r)
1815 		return r;
1816 
1817 	/* Assert UPLL_RESET again */
1818 	WREG32_P(CG_UPLL_FUNC_CNTL, UPLL_RESET_MASK, ~UPLL_RESET_MASK);
1819 
1820 	/* Disable spread spectrum. */
1821 	WREG32_P(CG_UPLL_SPREAD_SPECTRUM, 0, ~SSEN_MASK);
1822 
1823 	/* Set feedback divider */
1824 	WREG32_P(CG_UPLL_FUNC_CNTL_3, UPLL_FB_DIV(fb_div), ~UPLL_FB_DIV_MASK);
1825 
1826 	/* Set ref divider to 0 */
1827 	WREG32_P(CG_UPLL_FUNC_CNTL, 0, ~UPLL_REF_DIV_MASK);
1828 
1829 	if (fb_div < 307200)
1830 		WREG32_P(CG_UPLL_FUNC_CNTL_4, 0, ~UPLL_SPARE_ISPARE9);
1831 	else
1832 		WREG32_P(CG_UPLL_FUNC_CNTL_4,
1833 			 UPLL_SPARE_ISPARE9,
1834 			 ~UPLL_SPARE_ISPARE9);
1835 
1836 	/* Set PDIV_A and PDIV_B */
1837 	WREG32_P(CG_UPLL_FUNC_CNTL_2,
1838 		 UPLL_PDIV_A(vclk_div) | UPLL_PDIV_B(dclk_div),
1839 		 ~(UPLL_PDIV_A_MASK | UPLL_PDIV_B_MASK));
1840 
1841 	/* Give the PLL some time to settle */
1842 	mdelay(15);
1843 
1844 	/* Deassert PLL_RESET */
1845 	WREG32_P(CG_UPLL_FUNC_CNTL, 0, ~UPLL_RESET_MASK);
1846 
1847 	mdelay(15);
1848 
1849 	/* Switch from bypass mode to normal mode */
1850 	WREG32_P(CG_UPLL_FUNC_CNTL, 0, ~UPLL_BYPASS_EN_MASK);
1851 
1852 	r = si_uvd_send_upll_ctlreq(adev, CG_UPLL_FUNC_CNTL);
1853 	if (r)
1854 		return r;
1855 
1856 	/* Switch VCLK and DCLK selection */
1857 	WREG32_P(CG_UPLL_FUNC_CNTL_2,
1858 		 VCLK_SRC_SEL(2) | DCLK_SRC_SEL(2),
1859 		 ~(VCLK_SRC_SEL_MASK | DCLK_SRC_SEL_MASK));
1860 
1861 	mdelay(100);
1862 
1863 	return 0;
1864 }
1865 
1866 static int si_vce_send_vcepll_ctlreq(struct amdgpu_device *adev)
1867 {
1868 	unsigned i;
1869 
1870 	/* Make sure VCEPLL_CTLREQ is deasserted */
1871 	WREG32_SMC_P(CG_VCEPLL_FUNC_CNTL, 0, ~UPLL_CTLREQ_MASK);
1872 
1873 	mdelay(10);
1874 
1875 	/* Assert UPLL_CTLREQ */
1876 	WREG32_SMC_P(CG_VCEPLL_FUNC_CNTL, UPLL_CTLREQ_MASK, ~UPLL_CTLREQ_MASK);
1877 
1878 	/* Wait for CTLACK and CTLACK2 to get asserted */
1879 	for (i = 0; i < SI_MAX_CTLACKS_ASSERTION_WAIT; ++i) {
1880 		uint32_t mask = UPLL_CTLACK_MASK | UPLL_CTLACK2_MASK;
1881 
1882 		if ((RREG32_SMC(CG_VCEPLL_FUNC_CNTL) & mask) == mask)
1883 			break;
1884 		mdelay(10);
1885 	}
1886 
1887 	/* Deassert UPLL_CTLREQ */
1888 	WREG32_SMC_P(CG_VCEPLL_FUNC_CNTL, 0, ~UPLL_CTLREQ_MASK);
1889 
1890 	if (i == SI_MAX_CTLACKS_ASSERTION_WAIT) {
1891 		DRM_ERROR("Timeout setting UVD clocks!\n");
1892 		return -ETIMEDOUT;
1893 	}
1894 
1895 	return 0;
1896 }
1897 
1898 static int si_set_vce_clocks(struct amdgpu_device *adev, u32 evclk, u32 ecclk)
1899 {
1900 	unsigned fb_div = 0, evclk_div = 0, ecclk_div = 0;
1901 	int r;
1902 
1903 	/* Bypass evclk and ecclk with bclk */
1904 	WREG32_SMC_P(CG_VCEPLL_FUNC_CNTL_2,
1905 		     EVCLK_SRC_SEL(1) | ECCLK_SRC_SEL(1),
1906 		     ~(EVCLK_SRC_SEL_MASK | ECCLK_SRC_SEL_MASK));
1907 
1908 	/* Put PLL in bypass mode */
1909 	WREG32_SMC_P(CG_VCEPLL_FUNC_CNTL, VCEPLL_BYPASS_EN_MASK,
1910 		     ~VCEPLL_BYPASS_EN_MASK);
1911 
1912 	if (!evclk || !ecclk) {
1913 		/* Keep the Bypass mode, put PLL to sleep */
1914 		WREG32_SMC_P(CG_VCEPLL_FUNC_CNTL, VCEPLL_SLEEP_MASK,
1915 			     ~VCEPLL_SLEEP_MASK);
1916 		return 0;
1917 	}
1918 
1919 	r = si_calc_upll_dividers(adev, evclk, ecclk, 125000, 250000,
1920 				  16384, 0x03FFFFFF, 0, 128, 5,
1921 				  &fb_div, &evclk_div, &ecclk_div);
1922 	if (r)
1923 		return r;
1924 
1925 	/* Set RESET_ANTI_MUX to 0 */
1926 	WREG32_SMC_P(CG_VCEPLL_FUNC_CNTL_5, 0, ~RESET_ANTI_MUX_MASK);
1927 
1928 	/* Set VCO_MODE to 1 */
1929 	WREG32_SMC_P(CG_VCEPLL_FUNC_CNTL, VCEPLL_VCO_MODE_MASK,
1930 		     ~VCEPLL_VCO_MODE_MASK);
1931 
1932 	/* Toggle VCEPLL_SLEEP to 1 then back to 0 */
1933 	WREG32_SMC_P(CG_VCEPLL_FUNC_CNTL, VCEPLL_SLEEP_MASK,
1934 		     ~VCEPLL_SLEEP_MASK);
1935 	WREG32_SMC_P(CG_VCEPLL_FUNC_CNTL, 0, ~VCEPLL_SLEEP_MASK);
1936 
1937 	/* Deassert VCEPLL_RESET */
1938 	WREG32_SMC_P(CG_VCEPLL_FUNC_CNTL, 0, ~VCEPLL_RESET_MASK);
1939 
1940 	mdelay(1);
1941 
1942 	r = si_vce_send_vcepll_ctlreq(adev);
1943 	if (r)
1944 		return r;
1945 
1946 	/* Assert VCEPLL_RESET again */
1947 	WREG32_SMC_P(CG_VCEPLL_FUNC_CNTL, VCEPLL_RESET_MASK, ~VCEPLL_RESET_MASK);
1948 
1949 	/* Disable spread spectrum. */
1950 	WREG32_SMC_P(CG_VCEPLL_SPREAD_SPECTRUM, 0, ~SSEN_MASK);
1951 
1952 	/* Set feedback divider */
1953 	WREG32_SMC_P(CG_VCEPLL_FUNC_CNTL_3,
1954 		     VCEPLL_FB_DIV(fb_div),
1955 		     ~VCEPLL_FB_DIV_MASK);
1956 
1957 	/* Set ref divider to 0 */
1958 	WREG32_SMC_P(CG_VCEPLL_FUNC_CNTL, 0, ~VCEPLL_REF_DIV_MASK);
1959 
1960 	/* Set PDIV_A and PDIV_B */
1961 	WREG32_SMC_P(CG_VCEPLL_FUNC_CNTL_2,
1962 		     VCEPLL_PDIV_A(evclk_div) | VCEPLL_PDIV_B(ecclk_div),
1963 		     ~(VCEPLL_PDIV_A_MASK | VCEPLL_PDIV_B_MASK));
1964 
1965 	/* Give the PLL some time to settle */
1966 	mdelay(15);
1967 
1968 	/* Deassert PLL_RESET */
1969 	WREG32_SMC_P(CG_VCEPLL_FUNC_CNTL, 0, ~VCEPLL_RESET_MASK);
1970 
1971 	mdelay(15);
1972 
1973 	/* Switch from bypass mode to normal mode */
1974 	WREG32_SMC_P(CG_VCEPLL_FUNC_CNTL, 0, ~VCEPLL_BYPASS_EN_MASK);
1975 
1976 	r = si_vce_send_vcepll_ctlreq(adev);
1977 	if (r)
1978 		return r;
1979 
1980 	/* Switch VCLK and DCLK selection */
1981 	WREG32_SMC_P(CG_VCEPLL_FUNC_CNTL_2,
1982 		     EVCLK_SRC_SEL(16) | ECCLK_SRC_SEL(16),
1983 		     ~(EVCLK_SRC_SEL_MASK | ECCLK_SRC_SEL_MASK));
1984 
1985 	mdelay(100);
1986 
1987 	return 0;
1988 }
1989 
1990 static void si_pre_asic_init(struct amdgpu_device *adev)
1991 {
1992 }
1993 
1994 static const struct amdgpu_asic_funcs si_asic_funcs =
1995 {
1996 	.read_disabled_bios = &si_read_disabled_bios,
1997 	.read_bios_from_rom = &si_read_bios_from_rom,
1998 	.read_register = &si_read_register,
1999 	.reset = &si_asic_reset,
2000 	.reset_method = &si_asic_reset_method,
2001 	.set_vga_state = &si_vga_set_state,
2002 	.get_xclk = &si_get_xclk,
2003 	.set_uvd_clocks = &si_set_uvd_clocks,
2004 	.set_vce_clocks = &si_set_vce_clocks,
2005 	.get_pcie_lanes = &si_get_pcie_lanes,
2006 	.set_pcie_lanes = &si_set_pcie_lanes,
2007 	.get_config_memsize = &si_get_config_memsize,
2008 	.flush_hdp = &si_flush_hdp,
2009 	.invalidate_hdp = &si_invalidate_hdp,
2010 	.need_full_reset = &si_need_full_reset,
2011 	.get_pcie_usage = &si_get_pcie_usage,
2012 	.need_reset_on_init = &si_need_reset_on_init,
2013 	.get_pcie_replay_count = &si_get_pcie_replay_count,
2014 	.supports_baco = &si_asic_supports_baco,
2015 	.pre_asic_init = &si_pre_asic_init,
2016 	.query_video_codecs = &si_query_video_codecs,
2017 };
2018 
2019 static uint32_t si_get_rev_id(struct amdgpu_device *adev)
2020 {
2021 	return (RREG32(CC_DRM_ID_STRAPS) & CC_DRM_ID_STRAPS__ATI_REV_ID_MASK)
2022 		>> CC_DRM_ID_STRAPS__ATI_REV_ID__SHIFT;
2023 }
2024 
2025 static int si_common_early_init(void *handle)
2026 {
2027 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
2028 
2029 	adev->smc_rreg = &si_smc_rreg;
2030 	adev->smc_wreg = &si_smc_wreg;
2031 	adev->pcie_rreg = &si_pcie_rreg;
2032 	adev->pcie_wreg = &si_pcie_wreg;
2033 	adev->pciep_rreg = &si_pciep_rreg;
2034 	adev->pciep_wreg = &si_pciep_wreg;
2035 	adev->uvd_ctx_rreg = si_uvd_ctx_rreg;
2036 	adev->uvd_ctx_wreg = si_uvd_ctx_wreg;
2037 	adev->didt_rreg = NULL;
2038 	adev->didt_wreg = NULL;
2039 
2040 	adev->asic_funcs = &si_asic_funcs;
2041 
2042 	adev->rev_id = si_get_rev_id(adev);
2043 	adev->external_rev_id = 0xFF;
2044 	switch (adev->asic_type) {
2045 	case CHIP_TAHITI:
2046 		adev->cg_flags =
2047 			AMD_CG_SUPPORT_GFX_MGCG |
2048 			AMD_CG_SUPPORT_GFX_MGLS |
2049 			/*AMD_CG_SUPPORT_GFX_CGCG |*/
2050 			AMD_CG_SUPPORT_GFX_CGLS |
2051 			AMD_CG_SUPPORT_GFX_CGTS |
2052 			AMD_CG_SUPPORT_GFX_CP_LS |
2053 			AMD_CG_SUPPORT_MC_MGCG |
2054 			AMD_CG_SUPPORT_SDMA_MGCG |
2055 			AMD_CG_SUPPORT_BIF_LS |
2056 			AMD_CG_SUPPORT_VCE_MGCG |
2057 			AMD_CG_SUPPORT_UVD_MGCG |
2058 			AMD_CG_SUPPORT_HDP_LS |
2059 			AMD_CG_SUPPORT_HDP_MGCG;
2060 		adev->pg_flags = 0;
2061 		adev->external_rev_id = (adev->rev_id == 0) ? 1 :
2062 					(adev->rev_id == 1) ? 5 : 6;
2063 		break;
2064 	case CHIP_PITCAIRN:
2065 		adev->cg_flags =
2066 			AMD_CG_SUPPORT_GFX_MGCG |
2067 			AMD_CG_SUPPORT_GFX_MGLS |
2068 			/*AMD_CG_SUPPORT_GFX_CGCG |*/
2069 			AMD_CG_SUPPORT_GFX_CGLS |
2070 			AMD_CG_SUPPORT_GFX_CGTS |
2071 			AMD_CG_SUPPORT_GFX_CP_LS |
2072 			AMD_CG_SUPPORT_GFX_RLC_LS |
2073 			AMD_CG_SUPPORT_MC_LS |
2074 			AMD_CG_SUPPORT_MC_MGCG |
2075 			AMD_CG_SUPPORT_SDMA_MGCG |
2076 			AMD_CG_SUPPORT_BIF_LS |
2077 			AMD_CG_SUPPORT_VCE_MGCG |
2078 			AMD_CG_SUPPORT_UVD_MGCG |
2079 			AMD_CG_SUPPORT_HDP_LS |
2080 			AMD_CG_SUPPORT_HDP_MGCG;
2081 		adev->pg_flags = 0;
2082 		adev->external_rev_id = adev->rev_id + 20;
2083 		break;
2084 
2085 	case CHIP_VERDE:
2086 		adev->cg_flags =
2087 			AMD_CG_SUPPORT_GFX_MGCG |
2088 			AMD_CG_SUPPORT_GFX_MGLS |
2089 			AMD_CG_SUPPORT_GFX_CGLS |
2090 			AMD_CG_SUPPORT_GFX_CGTS |
2091 			AMD_CG_SUPPORT_GFX_CGTS_LS |
2092 			AMD_CG_SUPPORT_GFX_CP_LS |
2093 			AMD_CG_SUPPORT_MC_LS |
2094 			AMD_CG_SUPPORT_MC_MGCG |
2095 			AMD_CG_SUPPORT_SDMA_MGCG |
2096 			AMD_CG_SUPPORT_SDMA_LS |
2097 			AMD_CG_SUPPORT_BIF_LS |
2098 			AMD_CG_SUPPORT_VCE_MGCG |
2099 			AMD_CG_SUPPORT_UVD_MGCG |
2100 			AMD_CG_SUPPORT_HDP_LS |
2101 			AMD_CG_SUPPORT_HDP_MGCG;
2102 		adev->pg_flags = 0;
2103 		//???
2104 		adev->external_rev_id = adev->rev_id + 40;
2105 		break;
2106 	case CHIP_OLAND:
2107 		adev->cg_flags =
2108 			AMD_CG_SUPPORT_GFX_MGCG |
2109 			AMD_CG_SUPPORT_GFX_MGLS |
2110 			/*AMD_CG_SUPPORT_GFX_CGCG |*/
2111 			AMD_CG_SUPPORT_GFX_CGLS |
2112 			AMD_CG_SUPPORT_GFX_CGTS |
2113 			AMD_CG_SUPPORT_GFX_CP_LS |
2114 			AMD_CG_SUPPORT_GFX_RLC_LS |
2115 			AMD_CG_SUPPORT_MC_LS |
2116 			AMD_CG_SUPPORT_MC_MGCG |
2117 			AMD_CG_SUPPORT_SDMA_MGCG |
2118 			AMD_CG_SUPPORT_BIF_LS |
2119 			AMD_CG_SUPPORT_UVD_MGCG |
2120 			AMD_CG_SUPPORT_HDP_LS |
2121 			AMD_CG_SUPPORT_HDP_MGCG;
2122 		adev->pg_flags = 0;
2123 		adev->external_rev_id = 60;
2124 		break;
2125 	case CHIP_HAINAN:
2126 		adev->cg_flags =
2127 			AMD_CG_SUPPORT_GFX_MGCG |
2128 			AMD_CG_SUPPORT_GFX_MGLS |
2129 			/*AMD_CG_SUPPORT_GFX_CGCG |*/
2130 			AMD_CG_SUPPORT_GFX_CGLS |
2131 			AMD_CG_SUPPORT_GFX_CGTS |
2132 			AMD_CG_SUPPORT_GFX_CP_LS |
2133 			AMD_CG_SUPPORT_GFX_RLC_LS |
2134 			AMD_CG_SUPPORT_MC_LS |
2135 			AMD_CG_SUPPORT_MC_MGCG |
2136 			AMD_CG_SUPPORT_SDMA_MGCG |
2137 			AMD_CG_SUPPORT_BIF_LS |
2138 			AMD_CG_SUPPORT_HDP_LS |
2139 			AMD_CG_SUPPORT_HDP_MGCG;
2140 		adev->pg_flags = 0;
2141 		adev->external_rev_id = 70;
2142 		break;
2143 
2144 	default:
2145 		return -EINVAL;
2146 	}
2147 
2148 	return 0;
2149 }
2150 
2151 static int si_common_sw_init(void *handle)
2152 {
2153 	return 0;
2154 }
2155 
2156 static int si_common_sw_fini(void *handle)
2157 {
2158 	return 0;
2159 }
2160 
2161 
2162 static void si_init_golden_registers(struct amdgpu_device *adev)
2163 {
2164 	switch (adev->asic_type) {
2165 	case CHIP_TAHITI:
2166 		amdgpu_device_program_register_sequence(adev,
2167 							tahiti_golden_registers,
2168 							ARRAY_SIZE(tahiti_golden_registers));
2169 		amdgpu_device_program_register_sequence(adev,
2170 							tahiti_golden_rlc_registers,
2171 							ARRAY_SIZE(tahiti_golden_rlc_registers));
2172 		amdgpu_device_program_register_sequence(adev,
2173 							tahiti_mgcg_cgcg_init,
2174 							ARRAY_SIZE(tahiti_mgcg_cgcg_init));
2175 		amdgpu_device_program_register_sequence(adev,
2176 							tahiti_golden_registers2,
2177 							ARRAY_SIZE(tahiti_golden_registers2));
2178 		break;
2179 	case CHIP_PITCAIRN:
2180 		amdgpu_device_program_register_sequence(adev,
2181 							pitcairn_golden_registers,
2182 							ARRAY_SIZE(pitcairn_golden_registers));
2183 		amdgpu_device_program_register_sequence(adev,
2184 							pitcairn_golden_rlc_registers,
2185 							ARRAY_SIZE(pitcairn_golden_rlc_registers));
2186 		amdgpu_device_program_register_sequence(adev,
2187 							pitcairn_mgcg_cgcg_init,
2188 							ARRAY_SIZE(pitcairn_mgcg_cgcg_init));
2189 		break;
2190 	case CHIP_VERDE:
2191 		amdgpu_device_program_register_sequence(adev,
2192 							verde_golden_registers,
2193 							ARRAY_SIZE(verde_golden_registers));
2194 		amdgpu_device_program_register_sequence(adev,
2195 							verde_golden_rlc_registers,
2196 							ARRAY_SIZE(verde_golden_rlc_registers));
2197 		amdgpu_device_program_register_sequence(adev,
2198 							verde_mgcg_cgcg_init,
2199 							ARRAY_SIZE(verde_mgcg_cgcg_init));
2200 		amdgpu_device_program_register_sequence(adev,
2201 							verde_pg_init,
2202 							ARRAY_SIZE(verde_pg_init));
2203 		break;
2204 	case CHIP_OLAND:
2205 		amdgpu_device_program_register_sequence(adev,
2206 							oland_golden_registers,
2207 							ARRAY_SIZE(oland_golden_registers));
2208 		amdgpu_device_program_register_sequence(adev,
2209 							oland_golden_rlc_registers,
2210 							ARRAY_SIZE(oland_golden_rlc_registers));
2211 		amdgpu_device_program_register_sequence(adev,
2212 							oland_mgcg_cgcg_init,
2213 							ARRAY_SIZE(oland_mgcg_cgcg_init));
2214 		break;
2215 	case CHIP_HAINAN:
2216 		amdgpu_device_program_register_sequence(adev,
2217 							hainan_golden_registers,
2218 							ARRAY_SIZE(hainan_golden_registers));
2219 		amdgpu_device_program_register_sequence(adev,
2220 							hainan_golden_registers2,
2221 							ARRAY_SIZE(hainan_golden_registers2));
2222 		amdgpu_device_program_register_sequence(adev,
2223 							hainan_mgcg_cgcg_init,
2224 							ARRAY_SIZE(hainan_mgcg_cgcg_init));
2225 		break;
2226 
2227 
2228 	default:
2229 		BUG();
2230 	}
2231 }
2232 
2233 static void si_pcie_gen3_enable(struct amdgpu_device *adev)
2234 {
2235 	struct pci_dev *root = adev->pdev->bus->self;
2236 	u32 speed_cntl, current_data_rate;
2237 	int i;
2238 	u16 tmp16;
2239 
2240 	if (pci_is_root_bus(adev->pdev->bus))
2241 		return;
2242 
2243 	if (amdgpu_pcie_gen2 == 0)
2244 		return;
2245 
2246 	if (adev->flags & AMD_IS_APU)
2247 		return;
2248 
2249 	if (!(adev->pm.pcie_gen_mask & (CAIL_PCIE_LINK_SPEED_SUPPORT_GEN2 |
2250 					CAIL_PCIE_LINK_SPEED_SUPPORT_GEN3)))
2251 		return;
2252 
2253 	speed_cntl = RREG32_PCIE_PORT(PCIE_LC_SPEED_CNTL);
2254 	current_data_rate = (speed_cntl & LC_CURRENT_DATA_RATE_MASK) >>
2255 		LC_CURRENT_DATA_RATE_SHIFT;
2256 	if (adev->pm.pcie_gen_mask & CAIL_PCIE_LINK_SPEED_SUPPORT_GEN3) {
2257 		if (current_data_rate == 2) {
2258 			DRM_INFO("PCIE gen 3 link speeds already enabled\n");
2259 			return;
2260 		}
2261 		DRM_INFO("enabling PCIE gen 3 link speeds, disable with amdgpu.pcie_gen2=0\n");
2262 	} else if (adev->pm.pcie_gen_mask & CAIL_PCIE_LINK_SPEED_SUPPORT_GEN2) {
2263 		if (current_data_rate == 1) {
2264 			DRM_INFO("PCIE gen 2 link speeds already enabled\n");
2265 			return;
2266 		}
2267 		DRM_INFO("enabling PCIE gen 2 link speeds, disable with amdgpu.pcie_gen2=0\n");
2268 	}
2269 
2270 	if (!pci_is_pcie(root) || !pci_is_pcie(adev->pdev))
2271 		return;
2272 
2273 	if (adev->pm.pcie_gen_mask & CAIL_PCIE_LINK_SPEED_SUPPORT_GEN3) {
2274 		if (current_data_rate != 2) {
2275 			u16 bridge_cfg, gpu_cfg;
2276 			u16 bridge_cfg2, gpu_cfg2;
2277 			u32 max_lw, current_lw, tmp;
2278 
2279 			pcie_capability_read_word(root, PCI_EXP_LNKCTL,
2280 						  &bridge_cfg);
2281 			pcie_capability_read_word(adev->pdev, PCI_EXP_LNKCTL,
2282 						  &gpu_cfg);
2283 
2284 			tmp16 = bridge_cfg | PCI_EXP_LNKCTL_HAWD;
2285 			pcie_capability_write_word(root, PCI_EXP_LNKCTL, tmp16);
2286 
2287 			tmp16 = gpu_cfg | PCI_EXP_LNKCTL_HAWD;
2288 			pcie_capability_write_word(adev->pdev, PCI_EXP_LNKCTL,
2289 						   tmp16);
2290 
2291 			tmp = RREG32_PCIE(PCIE_LC_STATUS1);
2292 			max_lw = (tmp & LC_DETECTED_LINK_WIDTH_MASK) >> LC_DETECTED_LINK_WIDTH_SHIFT;
2293 			current_lw = (tmp & LC_OPERATING_LINK_WIDTH_MASK) >> LC_OPERATING_LINK_WIDTH_SHIFT;
2294 
2295 			if (current_lw < max_lw) {
2296 				tmp = RREG32_PCIE_PORT(PCIE_LC_LINK_WIDTH_CNTL);
2297 				if (tmp & LC_RENEGOTIATION_SUPPORT) {
2298 					tmp &= ~(LC_LINK_WIDTH_MASK | LC_UPCONFIGURE_DIS);
2299 					tmp |= (max_lw << LC_LINK_WIDTH_SHIFT);
2300 					tmp |= LC_UPCONFIGURE_SUPPORT | LC_RENEGOTIATE_EN | LC_RECONFIG_NOW;
2301 					WREG32_PCIE_PORT(PCIE_LC_LINK_WIDTH_CNTL, tmp);
2302 				}
2303 			}
2304 
2305 			for (i = 0; i < 10; i++) {
2306 				pcie_capability_read_word(adev->pdev,
2307 							  PCI_EXP_DEVSTA,
2308 							  &tmp16);
2309 				if (tmp16 & PCI_EXP_DEVSTA_TRPND)
2310 					break;
2311 
2312 				pcie_capability_read_word(root, PCI_EXP_LNKCTL,
2313 							  &bridge_cfg);
2314 				pcie_capability_read_word(adev->pdev,
2315 							  PCI_EXP_LNKCTL,
2316 							  &gpu_cfg);
2317 
2318 				pcie_capability_read_word(root, PCI_EXP_LNKCTL2,
2319 							  &bridge_cfg2);
2320 				pcie_capability_read_word(adev->pdev,
2321 							  PCI_EXP_LNKCTL2,
2322 							  &gpu_cfg2);
2323 
2324 				tmp = RREG32_PCIE_PORT(PCIE_LC_CNTL4);
2325 				tmp |= LC_SET_QUIESCE;
2326 				WREG32_PCIE_PORT(PCIE_LC_CNTL4, tmp);
2327 
2328 				tmp = RREG32_PCIE_PORT(PCIE_LC_CNTL4);
2329 				tmp |= LC_REDO_EQ;
2330 				WREG32_PCIE_PORT(PCIE_LC_CNTL4, tmp);
2331 
2332 				mdelay(100);
2333 
2334 				pcie_capability_read_word(root, PCI_EXP_LNKCTL,
2335 							  &tmp16);
2336 				tmp16 &= ~PCI_EXP_LNKCTL_HAWD;
2337 				tmp16 |= (bridge_cfg & PCI_EXP_LNKCTL_HAWD);
2338 				pcie_capability_write_word(root, PCI_EXP_LNKCTL,
2339 							   tmp16);
2340 
2341 				pcie_capability_read_word(adev->pdev,
2342 							  PCI_EXP_LNKCTL,
2343 							  &tmp16);
2344 				tmp16 &= ~PCI_EXP_LNKCTL_HAWD;
2345 				tmp16 |= (gpu_cfg & PCI_EXP_LNKCTL_HAWD);
2346 				pcie_capability_write_word(adev->pdev,
2347 							   PCI_EXP_LNKCTL,
2348 							   tmp16);
2349 
2350 				pcie_capability_read_word(root, PCI_EXP_LNKCTL2,
2351 							  &tmp16);
2352 				tmp16 &= ~(PCI_EXP_LNKCTL2_ENTER_COMP |
2353 					   PCI_EXP_LNKCTL2_TX_MARGIN);
2354 				tmp16 |= (bridge_cfg2 &
2355 					  (PCI_EXP_LNKCTL2_ENTER_COMP |
2356 					   PCI_EXP_LNKCTL2_TX_MARGIN));
2357 				pcie_capability_write_word(root,
2358 							   PCI_EXP_LNKCTL2,
2359 							   tmp16);
2360 
2361 				pcie_capability_read_word(adev->pdev,
2362 							  PCI_EXP_LNKCTL2,
2363 							  &tmp16);
2364 				tmp16 &= ~(PCI_EXP_LNKCTL2_ENTER_COMP |
2365 					   PCI_EXP_LNKCTL2_TX_MARGIN);
2366 				tmp16 |= (gpu_cfg2 &
2367 					  (PCI_EXP_LNKCTL2_ENTER_COMP |
2368 					   PCI_EXP_LNKCTL2_TX_MARGIN));
2369 				pcie_capability_write_word(adev->pdev,
2370 							   PCI_EXP_LNKCTL2,
2371 							   tmp16);
2372 
2373 				tmp = RREG32_PCIE_PORT(PCIE_LC_CNTL4);
2374 				tmp &= ~LC_SET_QUIESCE;
2375 				WREG32_PCIE_PORT(PCIE_LC_CNTL4, tmp);
2376 			}
2377 		}
2378 	}
2379 
2380 	speed_cntl |= LC_FORCE_EN_SW_SPEED_CHANGE | LC_FORCE_DIS_HW_SPEED_CHANGE;
2381 	speed_cntl &= ~LC_FORCE_DIS_SW_SPEED_CHANGE;
2382 	WREG32_PCIE_PORT(PCIE_LC_SPEED_CNTL, speed_cntl);
2383 
2384 	pcie_capability_read_word(adev->pdev, PCI_EXP_LNKCTL2, &tmp16);
2385 	tmp16 &= ~PCI_EXP_LNKCTL2_TLS;
2386 
2387 	if (adev->pm.pcie_gen_mask & CAIL_PCIE_LINK_SPEED_SUPPORT_GEN3)
2388 		tmp16 |= PCI_EXP_LNKCTL2_TLS_8_0GT; /* gen3 */
2389 	else if (adev->pm.pcie_gen_mask & CAIL_PCIE_LINK_SPEED_SUPPORT_GEN2)
2390 		tmp16 |= PCI_EXP_LNKCTL2_TLS_5_0GT; /* gen2 */
2391 	else
2392 		tmp16 |= PCI_EXP_LNKCTL2_TLS_2_5GT; /* gen1 */
2393 	pcie_capability_write_word(adev->pdev, PCI_EXP_LNKCTL2, tmp16);
2394 
2395 	speed_cntl = RREG32_PCIE_PORT(PCIE_LC_SPEED_CNTL);
2396 	speed_cntl |= LC_INITIATE_LINK_SPEED_CHANGE;
2397 	WREG32_PCIE_PORT(PCIE_LC_SPEED_CNTL, speed_cntl);
2398 
2399 	for (i = 0; i < adev->usec_timeout; i++) {
2400 		speed_cntl = RREG32_PCIE_PORT(PCIE_LC_SPEED_CNTL);
2401 		if ((speed_cntl & LC_INITIATE_LINK_SPEED_CHANGE) == 0)
2402 			break;
2403 		udelay(1);
2404 	}
2405 }
2406 
2407 static inline u32 si_pif_phy0_rreg(struct amdgpu_device *adev, u32 reg)
2408 {
2409 	unsigned long flags;
2410 	u32 r;
2411 
2412 	spin_lock_irqsave(&adev->pcie_idx_lock, flags);
2413 	WREG32(EVERGREEN_PIF_PHY0_INDEX, ((reg) & 0xffff));
2414 	r = RREG32(EVERGREEN_PIF_PHY0_DATA);
2415 	spin_unlock_irqrestore(&adev->pcie_idx_lock, flags);
2416 	return r;
2417 }
2418 
2419 static inline void si_pif_phy0_wreg(struct amdgpu_device *adev, u32 reg, u32 v)
2420 {
2421 	unsigned long flags;
2422 
2423 	spin_lock_irqsave(&adev->pcie_idx_lock, flags);
2424 	WREG32(EVERGREEN_PIF_PHY0_INDEX, ((reg) & 0xffff));
2425 	WREG32(EVERGREEN_PIF_PHY0_DATA, (v));
2426 	spin_unlock_irqrestore(&adev->pcie_idx_lock, flags);
2427 }
2428 
2429 static inline u32 si_pif_phy1_rreg(struct amdgpu_device *adev, u32 reg)
2430 {
2431 	unsigned long flags;
2432 	u32 r;
2433 
2434 	spin_lock_irqsave(&adev->pcie_idx_lock, flags);
2435 	WREG32(EVERGREEN_PIF_PHY1_INDEX, ((reg) & 0xffff));
2436 	r = RREG32(EVERGREEN_PIF_PHY1_DATA);
2437 	spin_unlock_irqrestore(&adev->pcie_idx_lock, flags);
2438 	return r;
2439 }
2440 
2441 static inline void si_pif_phy1_wreg(struct amdgpu_device *adev, u32 reg, u32 v)
2442 {
2443 	unsigned long flags;
2444 
2445 	spin_lock_irqsave(&adev->pcie_idx_lock, flags);
2446 	WREG32(EVERGREEN_PIF_PHY1_INDEX, ((reg) & 0xffff));
2447 	WREG32(EVERGREEN_PIF_PHY1_DATA, (v));
2448 	spin_unlock_irqrestore(&adev->pcie_idx_lock, flags);
2449 }
2450 static void si_program_aspm(struct amdgpu_device *adev)
2451 {
2452 	u32 data, orig;
2453 	bool disable_l0s = false, disable_l1 = false, disable_plloff_in_l1 = false;
2454 	bool disable_clkreq = false;
2455 
2456 	if (amdgpu_aspm == 0)
2457 		return;
2458 
2459 	if (adev->flags & AMD_IS_APU)
2460 		return;
2461 	orig = data = RREG32_PCIE_PORT(PCIE_LC_N_FTS_CNTL);
2462 	data &= ~LC_XMIT_N_FTS_MASK;
2463 	data |= LC_XMIT_N_FTS(0x24) | LC_XMIT_N_FTS_OVERRIDE_EN;
2464 	if (orig != data)
2465 		WREG32_PCIE_PORT(PCIE_LC_N_FTS_CNTL, data);
2466 
2467 	orig = data = RREG32_PCIE_PORT(PCIE_LC_CNTL3);
2468 	data |= LC_GO_TO_RECOVERY;
2469 	if (orig != data)
2470 		WREG32_PCIE_PORT(PCIE_LC_CNTL3, data);
2471 
2472 	orig = data = RREG32_PCIE(PCIE_P_CNTL);
2473 	data |= P_IGNORE_EDB_ERR;
2474 	if (orig != data)
2475 		WREG32_PCIE(PCIE_P_CNTL, data);
2476 
2477 	orig = data = RREG32_PCIE_PORT(PCIE_LC_CNTL);
2478 	data &= ~(LC_L0S_INACTIVITY_MASK | LC_L1_INACTIVITY_MASK);
2479 	data |= LC_PMI_TO_L1_DIS;
2480 	if (!disable_l0s)
2481 		data |= LC_L0S_INACTIVITY(7);
2482 
2483 	if (!disable_l1) {
2484 		data |= LC_L1_INACTIVITY(7);
2485 		data &= ~LC_PMI_TO_L1_DIS;
2486 		if (orig != data)
2487 			WREG32_PCIE_PORT(PCIE_LC_CNTL, data);
2488 
2489 		if (!disable_plloff_in_l1) {
2490 			bool clk_req_support;
2491 
2492 			orig = data = si_pif_phy0_rreg(adev,PB0_PIF_PWRDOWN_0);
2493 			data &= ~(PLL_POWER_STATE_IN_OFF_0_MASK | PLL_POWER_STATE_IN_TXS2_0_MASK);
2494 			data |= PLL_POWER_STATE_IN_OFF_0(7) | PLL_POWER_STATE_IN_TXS2_0(7);
2495 			if (orig != data)
2496 				si_pif_phy0_wreg(adev,PB0_PIF_PWRDOWN_0, data);
2497 
2498 			orig = data = si_pif_phy0_rreg(adev,PB0_PIF_PWRDOWN_1);
2499 			data &= ~(PLL_POWER_STATE_IN_OFF_1_MASK | PLL_POWER_STATE_IN_TXS2_1_MASK);
2500 			data |= PLL_POWER_STATE_IN_OFF_1(7) | PLL_POWER_STATE_IN_TXS2_1(7);
2501 			if (orig != data)
2502 				si_pif_phy0_wreg(adev,PB0_PIF_PWRDOWN_1, data);
2503 
2504 			orig = data = si_pif_phy1_rreg(adev,PB1_PIF_PWRDOWN_0);
2505 			data &= ~(PLL_POWER_STATE_IN_OFF_0_MASK | PLL_POWER_STATE_IN_TXS2_0_MASK);
2506 			data |= PLL_POWER_STATE_IN_OFF_0(7) | PLL_POWER_STATE_IN_TXS2_0(7);
2507 			if (orig != data)
2508 				si_pif_phy1_wreg(adev,PB1_PIF_PWRDOWN_0, data);
2509 
2510 			orig = data = si_pif_phy1_rreg(adev,PB1_PIF_PWRDOWN_1);
2511 			data &= ~(PLL_POWER_STATE_IN_OFF_1_MASK | PLL_POWER_STATE_IN_TXS2_1_MASK);
2512 			data |= PLL_POWER_STATE_IN_OFF_1(7) | PLL_POWER_STATE_IN_TXS2_1(7);
2513 			if (orig != data)
2514 				si_pif_phy1_wreg(adev,PB1_PIF_PWRDOWN_1, data);
2515 
2516 			if ((adev->asic_type != CHIP_OLAND) && (adev->asic_type != CHIP_HAINAN)) {
2517 				orig = data = si_pif_phy0_rreg(adev,PB0_PIF_PWRDOWN_0);
2518 				data &= ~PLL_RAMP_UP_TIME_0_MASK;
2519 				if (orig != data)
2520 					si_pif_phy0_wreg(adev,PB0_PIF_PWRDOWN_0, data);
2521 
2522 				orig = data = si_pif_phy0_rreg(adev,PB0_PIF_PWRDOWN_1);
2523 				data &= ~PLL_RAMP_UP_TIME_1_MASK;
2524 				if (orig != data)
2525 					si_pif_phy0_wreg(adev,PB0_PIF_PWRDOWN_1, data);
2526 
2527 				orig = data = si_pif_phy0_rreg(adev,PB0_PIF_PWRDOWN_2);
2528 				data &= ~PLL_RAMP_UP_TIME_2_MASK;
2529 				if (orig != data)
2530 					si_pif_phy0_wreg(adev,PB0_PIF_PWRDOWN_2, data);
2531 
2532 				orig = data = si_pif_phy0_rreg(adev,PB0_PIF_PWRDOWN_3);
2533 				data &= ~PLL_RAMP_UP_TIME_3_MASK;
2534 				if (orig != data)
2535 					si_pif_phy0_wreg(adev,PB0_PIF_PWRDOWN_3, data);
2536 
2537 				orig = data = si_pif_phy1_rreg(adev,PB1_PIF_PWRDOWN_0);
2538 				data &= ~PLL_RAMP_UP_TIME_0_MASK;
2539 				if (orig != data)
2540 					si_pif_phy1_wreg(adev,PB1_PIF_PWRDOWN_0, data);
2541 
2542 				orig = data = si_pif_phy1_rreg(adev,PB1_PIF_PWRDOWN_1);
2543 				data &= ~PLL_RAMP_UP_TIME_1_MASK;
2544 				if (orig != data)
2545 					si_pif_phy1_wreg(adev,PB1_PIF_PWRDOWN_1, data);
2546 
2547 				orig = data = si_pif_phy1_rreg(adev,PB1_PIF_PWRDOWN_2);
2548 				data &= ~PLL_RAMP_UP_TIME_2_MASK;
2549 				if (orig != data)
2550 					si_pif_phy1_wreg(adev,PB1_PIF_PWRDOWN_2, data);
2551 
2552 				orig = data = si_pif_phy1_rreg(adev,PB1_PIF_PWRDOWN_3);
2553 				data &= ~PLL_RAMP_UP_TIME_3_MASK;
2554 				if (orig != data)
2555 					si_pif_phy1_wreg(adev,PB1_PIF_PWRDOWN_3, data);
2556 			}
2557 			orig = data = RREG32_PCIE_PORT(PCIE_LC_LINK_WIDTH_CNTL);
2558 			data &= ~LC_DYN_LANES_PWR_STATE_MASK;
2559 			data |= LC_DYN_LANES_PWR_STATE(3);
2560 			if (orig != data)
2561 				WREG32_PCIE_PORT(PCIE_LC_LINK_WIDTH_CNTL, data);
2562 
2563 			orig = data = si_pif_phy0_rreg(adev,PB0_PIF_CNTL);
2564 			data &= ~LS2_EXIT_TIME_MASK;
2565 			if ((adev->asic_type == CHIP_OLAND) || (adev->asic_type == CHIP_HAINAN))
2566 				data |= LS2_EXIT_TIME(5);
2567 			if (orig != data)
2568 				si_pif_phy0_wreg(adev,PB0_PIF_CNTL, data);
2569 
2570 			orig = data = si_pif_phy1_rreg(adev,PB1_PIF_CNTL);
2571 			data &= ~LS2_EXIT_TIME_MASK;
2572 			if ((adev->asic_type == CHIP_OLAND) || (adev->asic_type == CHIP_HAINAN))
2573 				data |= LS2_EXIT_TIME(5);
2574 			if (orig != data)
2575 				si_pif_phy1_wreg(adev,PB1_PIF_CNTL, data);
2576 
2577 			if (!disable_clkreq &&
2578 			    !pci_is_root_bus(adev->pdev->bus)) {
2579 				struct pci_dev *root = adev->pdev->bus->self;
2580 				u32 lnkcap;
2581 
2582 				clk_req_support = false;
2583 				pcie_capability_read_dword(root, PCI_EXP_LNKCAP, &lnkcap);
2584 				if (lnkcap & PCI_EXP_LNKCAP_CLKPM)
2585 					clk_req_support = true;
2586 			} else {
2587 				clk_req_support = false;
2588 			}
2589 
2590 			if (clk_req_support) {
2591 				orig = data = RREG32_PCIE_PORT(PCIE_LC_CNTL2);
2592 				data |= LC_ALLOW_PDWN_IN_L1 | LC_ALLOW_PDWN_IN_L23;
2593 				if (orig != data)
2594 					WREG32_PCIE_PORT(PCIE_LC_CNTL2, data);
2595 
2596 				orig = data = RREG32(THM_CLK_CNTL);
2597 				data &= ~(CMON_CLK_SEL_MASK | TMON_CLK_SEL_MASK);
2598 				data |= CMON_CLK_SEL(1) | TMON_CLK_SEL(1);
2599 				if (orig != data)
2600 					WREG32(THM_CLK_CNTL, data);
2601 
2602 				orig = data = RREG32(MISC_CLK_CNTL);
2603 				data &= ~(DEEP_SLEEP_CLK_SEL_MASK | ZCLK_SEL_MASK);
2604 				data |= DEEP_SLEEP_CLK_SEL(1) | ZCLK_SEL(1);
2605 				if (orig != data)
2606 					WREG32(MISC_CLK_CNTL, data);
2607 
2608 				orig = data = RREG32(CG_CLKPIN_CNTL);
2609 				data &= ~BCLK_AS_XCLK;
2610 				if (orig != data)
2611 					WREG32(CG_CLKPIN_CNTL, data);
2612 
2613 				orig = data = RREG32(CG_CLKPIN_CNTL_2);
2614 				data &= ~FORCE_BIF_REFCLK_EN;
2615 				if (orig != data)
2616 					WREG32(CG_CLKPIN_CNTL_2, data);
2617 
2618 				orig = data = RREG32(MPLL_BYPASSCLK_SEL);
2619 				data &= ~MPLL_CLKOUT_SEL_MASK;
2620 				data |= MPLL_CLKOUT_SEL(4);
2621 				if (orig != data)
2622 					WREG32(MPLL_BYPASSCLK_SEL, data);
2623 
2624 				orig = data = RREG32(SPLL_CNTL_MODE);
2625 				data &= ~SPLL_REFCLK_SEL_MASK;
2626 				if (orig != data)
2627 					WREG32(SPLL_CNTL_MODE, data);
2628 			}
2629 		}
2630 	} else {
2631 		if (orig != data)
2632 			WREG32_PCIE_PORT(PCIE_LC_CNTL, data);
2633 	}
2634 
2635 	orig = data = RREG32_PCIE(PCIE_CNTL2);
2636 	data |= SLV_MEM_LS_EN | MST_MEM_LS_EN | REPLAY_MEM_LS_EN;
2637 	if (orig != data)
2638 		WREG32_PCIE(PCIE_CNTL2, data);
2639 
2640 	if (!disable_l0s) {
2641 		data = RREG32_PCIE_PORT(PCIE_LC_N_FTS_CNTL);
2642 		if((data & LC_N_FTS_MASK) == LC_N_FTS_MASK) {
2643 			data = RREG32_PCIE(PCIE_LC_STATUS1);
2644 			if ((data & LC_REVERSE_XMIT) && (data & LC_REVERSE_RCVR)) {
2645 				orig = data = RREG32_PCIE_PORT(PCIE_LC_CNTL);
2646 				data &= ~LC_L0S_INACTIVITY_MASK;
2647 				if (orig != data)
2648 					WREG32_PCIE_PORT(PCIE_LC_CNTL, data);
2649 			}
2650 		}
2651 	}
2652 }
2653 
2654 static void si_fix_pci_max_read_req_size(struct amdgpu_device *adev)
2655 {
2656 	int readrq;
2657 	u16 v;
2658 
2659 	readrq = pcie_get_readrq(adev->pdev);
2660 	v = ffs(readrq) - 8;
2661 	if ((v == 0) || (v == 6) || (v == 7))
2662 		pcie_set_readrq(adev->pdev, 512);
2663 }
2664 
2665 static int si_common_hw_init(void *handle)
2666 {
2667 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
2668 
2669 	si_fix_pci_max_read_req_size(adev);
2670 	si_init_golden_registers(adev);
2671 	si_pcie_gen3_enable(adev);
2672 	si_program_aspm(adev);
2673 
2674 	return 0;
2675 }
2676 
2677 static int si_common_hw_fini(void *handle)
2678 {
2679 	return 0;
2680 }
2681 
2682 static int si_common_suspend(void *handle)
2683 {
2684 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
2685 
2686 	return si_common_hw_fini(adev);
2687 }
2688 
2689 static int si_common_resume(void *handle)
2690 {
2691 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
2692 
2693 	return si_common_hw_init(adev);
2694 }
2695 
2696 static bool si_common_is_idle(void *handle)
2697 {
2698 	return true;
2699 }
2700 
2701 static int si_common_wait_for_idle(void *handle)
2702 {
2703 	return 0;
2704 }
2705 
2706 static int si_common_soft_reset(void *handle)
2707 {
2708 	return 0;
2709 }
2710 
2711 static int si_common_set_clockgating_state(void *handle,
2712 					    enum amd_clockgating_state state)
2713 {
2714 	return 0;
2715 }
2716 
2717 static int si_common_set_powergating_state(void *handle,
2718 					    enum amd_powergating_state state)
2719 {
2720 	return 0;
2721 }
2722 
2723 static const struct amd_ip_funcs si_common_ip_funcs = {
2724 	.name = "si_common",
2725 	.early_init = si_common_early_init,
2726 	.late_init = NULL,
2727 	.sw_init = si_common_sw_init,
2728 	.sw_fini = si_common_sw_fini,
2729 	.hw_init = si_common_hw_init,
2730 	.hw_fini = si_common_hw_fini,
2731 	.suspend = si_common_suspend,
2732 	.resume = si_common_resume,
2733 	.is_idle = si_common_is_idle,
2734 	.wait_for_idle = si_common_wait_for_idle,
2735 	.soft_reset = si_common_soft_reset,
2736 	.set_clockgating_state = si_common_set_clockgating_state,
2737 	.set_powergating_state = si_common_set_powergating_state,
2738 };
2739 
2740 static const struct amdgpu_ip_block_version si_common_ip_block =
2741 {
2742 	.type = AMD_IP_BLOCK_TYPE_COMMON,
2743 	.major = 1,
2744 	.minor = 0,
2745 	.rev = 0,
2746 	.funcs = &si_common_ip_funcs,
2747 };
2748 
2749 int si_set_ip_blocks(struct amdgpu_device *adev)
2750 {
2751 	switch (adev->asic_type) {
2752 	case CHIP_VERDE:
2753 	case CHIP_TAHITI:
2754 	case CHIP_PITCAIRN:
2755 		amdgpu_device_ip_block_add(adev, &si_common_ip_block);
2756 		amdgpu_device_ip_block_add(adev, &gmc_v6_0_ip_block);
2757 		amdgpu_device_ip_block_add(adev, &si_ih_ip_block);
2758 		amdgpu_device_ip_block_add(adev, &gfx_v6_0_ip_block);
2759 		amdgpu_device_ip_block_add(adev, &si_dma_ip_block);
2760 		amdgpu_device_ip_block_add(adev, &si_smu_ip_block);
2761 		if (adev->enable_virtual_display)
2762 			amdgpu_device_ip_block_add(adev, &dce_virtual_ip_block);
2763 #if defined(CONFIG_DRM_AMD_DC) && defined(CONFIG_DRM_AMD_DC_SI)
2764 		else if (amdgpu_device_has_dc_support(adev))
2765 			amdgpu_device_ip_block_add(adev, &dm_ip_block);
2766 #endif
2767 		else
2768 			amdgpu_device_ip_block_add(adev, &dce_v6_0_ip_block);
2769 		amdgpu_device_ip_block_add(adev, &uvd_v3_1_ip_block);
2770 		/* amdgpu_device_ip_block_add(adev, &vce_v1_0_ip_block); */
2771 		break;
2772 	case CHIP_OLAND:
2773 		amdgpu_device_ip_block_add(adev, &si_common_ip_block);
2774 		amdgpu_device_ip_block_add(adev, &gmc_v6_0_ip_block);
2775 		amdgpu_device_ip_block_add(adev, &si_ih_ip_block);
2776 		amdgpu_device_ip_block_add(adev, &gfx_v6_0_ip_block);
2777 		amdgpu_device_ip_block_add(adev, &si_dma_ip_block);
2778 		amdgpu_device_ip_block_add(adev, &si_smu_ip_block);
2779 		if (adev->enable_virtual_display)
2780 			amdgpu_device_ip_block_add(adev, &dce_virtual_ip_block);
2781 #if defined(CONFIG_DRM_AMD_DC) && defined(CONFIG_DRM_AMD_DC_SI)
2782 		else if (amdgpu_device_has_dc_support(adev))
2783 			amdgpu_device_ip_block_add(adev, &dm_ip_block);
2784 #endif
2785 		else
2786 			amdgpu_device_ip_block_add(adev, &dce_v6_4_ip_block);
2787 		amdgpu_device_ip_block_add(adev, &uvd_v3_1_ip_block);
2788 		/* amdgpu_device_ip_block_add(adev, &vce_v1_0_ip_block); */
2789 		break;
2790 	case CHIP_HAINAN:
2791 		amdgpu_device_ip_block_add(adev, &si_common_ip_block);
2792 		amdgpu_device_ip_block_add(adev, &gmc_v6_0_ip_block);
2793 		amdgpu_device_ip_block_add(adev, &si_ih_ip_block);
2794 		amdgpu_device_ip_block_add(adev, &gfx_v6_0_ip_block);
2795 		amdgpu_device_ip_block_add(adev, &si_dma_ip_block);
2796 		amdgpu_device_ip_block_add(adev, &si_smu_ip_block);
2797 		if (adev->enable_virtual_display)
2798 			amdgpu_device_ip_block_add(adev, &dce_virtual_ip_block);
2799 		break;
2800 	default:
2801 		BUG();
2802 	}
2803 	return 0;
2804 }
2805 
2806