1 /*
2  * Copyright 2000 VA Linux Systems, Inc., Sunnyvale, California.
3  * All Rights Reserved.
4  *
5  * Permission is hereby granted, free of charge, to any person obtaining a
6  * copy of this software and associated documentation files (the "Software"),
7  * to deal in the Software without restriction, including without limitation
8  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
9  * and/or sell copies of the Software, and to permit persons to whom the
10  * Software is furnished to do so, subject to the following conditions:
11  *
12  * The above copyright notice and this permission notice (including the next
13  * paragraph) shall be included in all copies or substantial portions of the
14  * Software.
15  *
16  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
19  * VA LINUX SYSTEMS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
20  * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
21  * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
22  * OTHER DEALINGS IN THE SOFTWARE.
23  */
24 
25 #include <drm/amdgpu_drm.h>
26 #include <drm/drm_aperture.h>
27 #include <drm/drm_drv.h>
28 #include <drm/drm_gem.h>
29 #include <drm/drm_vblank.h>
30 #include <drm/drm_managed.h>
31 #include "amdgpu_drv.h"
32 
33 #include <drm/drm_pciids.h>
34 #include <linux/console.h>
35 #include <linux/module.h>
36 #include <linux/pm_runtime.h>
37 #include <linux/vga_switcheroo.h>
38 #include <drm/drm_probe_helper.h>
39 #include <linux/mmu_notifier.h>
40 #include <linux/suspend.h>
41 
42 #include "amdgpu.h"
43 #include "amdgpu_irq.h"
44 #include "amdgpu_dma_buf.h"
45 #include "amdgpu_sched.h"
46 #include "amdgpu_fdinfo.h"
47 #include "amdgpu_amdkfd.h"
48 
49 #include "amdgpu_ras.h"
50 #include "amdgpu_xgmi.h"
51 #include "amdgpu_reset.h"
52 
53 /*
54  * KMS wrapper.
55  * - 3.0.0 - initial driver
56  * - 3.1.0 - allow reading more status registers (GRBM, SRBM, SDMA, CP)
57  * - 3.2.0 - GFX8: Uses EOP_TC_WB_ACTION_EN, so UMDs don't have to do the same
58  *           at the end of IBs.
59  * - 3.3.0 - Add VM support for UVD on supported hardware.
60  * - 3.4.0 - Add AMDGPU_INFO_NUM_EVICTIONS.
61  * - 3.5.0 - Add support for new UVD_NO_OP register.
62  * - 3.6.0 - kmd involves use CONTEXT_CONTROL in ring buffer.
63  * - 3.7.0 - Add support for VCE clock list packet
64  * - 3.8.0 - Add support raster config init in the kernel
65  * - 3.9.0 - Add support for memory query info about VRAM and GTT.
66  * - 3.10.0 - Add support for new fences ioctl, new gem ioctl flags
67  * - 3.11.0 - Add support for sensor query info (clocks, temp, etc).
68  * - 3.12.0 - Add query for double offchip LDS buffers
69  * - 3.13.0 - Add PRT support
70  * - 3.14.0 - Fix race in amdgpu_ctx_get_fence() and note new functionality
71  * - 3.15.0 - Export more gpu info for gfx9
72  * - 3.16.0 - Add reserved vmid support
73  * - 3.17.0 - Add AMDGPU_NUM_VRAM_CPU_PAGE_FAULTS.
74  * - 3.18.0 - Export gpu always on cu bitmap
75  * - 3.19.0 - Add support for UVD MJPEG decode
76  * - 3.20.0 - Add support for local BOs
77  * - 3.21.0 - Add DRM_AMDGPU_FENCE_TO_HANDLE ioctl
78  * - 3.22.0 - Add DRM_AMDGPU_SCHED ioctl
79  * - 3.23.0 - Add query for VRAM lost counter
80  * - 3.24.0 - Add high priority compute support for gfx9
81  * - 3.25.0 - Add support for sensor query info (stable pstate sclk/mclk).
82  * - 3.26.0 - GFX9: Process AMDGPU_IB_FLAG_TC_WB_NOT_INVALIDATE.
83  * - 3.27.0 - Add new chunk to to AMDGPU_CS to enable BO_LIST creation.
84  * - 3.28.0 - Add AMDGPU_CHUNK_ID_SCHEDULED_DEPENDENCIES
85  * - 3.29.0 - Add AMDGPU_IB_FLAG_RESET_GDS_MAX_WAVE_ID
86  * - 3.30.0 - Add AMDGPU_SCHED_OP_CONTEXT_PRIORITY_OVERRIDE.
87  * - 3.31.0 - Add support for per-flip tiling attribute changes with DC
88  * - 3.32.0 - Add syncobj timeline support to AMDGPU_CS.
89  * - 3.33.0 - Fixes for GDS ENOMEM failures in AMDGPU_CS.
90  * - 3.34.0 - Non-DC can flip correctly between buffers with different pitches
91  * - 3.35.0 - Add drm_amdgpu_info_device::tcc_disabled_mask
92  * - 3.36.0 - Allow reading more status registers on si/cik
93  * - 3.37.0 - L2 is invalidated before SDMA IBs, needed for correctness
94  * - 3.38.0 - Add AMDGPU_IB_FLAG_EMIT_MEM_SYNC
95  * - 3.39.0 - DMABUF implicit sync does a full pipeline sync
96  * - 3.40.0 - Add AMDGPU_IDS_FLAGS_TMZ
97  * - 3.41.0 - Add video codec query
98  * - 3.42.0 - Add 16bpc fixed point display support
99  */
100 #define KMS_DRIVER_MAJOR	3
101 #define KMS_DRIVER_MINOR	42
102 #define KMS_DRIVER_PATCHLEVEL	0
103 
104 int amdgpu_vram_limit;
105 int amdgpu_vis_vram_limit;
106 int amdgpu_gart_size = -1; /* auto */
107 int amdgpu_gtt_size = -1; /* auto */
108 int amdgpu_moverate = -1; /* auto */
109 int amdgpu_benchmarking;
110 int amdgpu_testing;
111 int amdgpu_audio = -1;
112 int amdgpu_disp_priority;
113 int amdgpu_hw_i2c;
114 int amdgpu_pcie_gen2 = -1;
115 int amdgpu_msi = -1;
116 char amdgpu_lockup_timeout[AMDGPU_MAX_TIMEOUT_PARAM_LENGTH];
117 int amdgpu_dpm = -1;
118 int amdgpu_fw_load_type = -1;
119 int amdgpu_aspm = -1;
120 int amdgpu_runtime_pm = -1;
121 uint amdgpu_ip_block_mask = 0xffffffff;
122 int amdgpu_bapm = -1;
123 int amdgpu_deep_color;
124 int amdgpu_vm_size = -1;
125 int amdgpu_vm_fragment_size = -1;
126 int amdgpu_vm_block_size = -1;
127 int amdgpu_vm_fault_stop;
128 int amdgpu_vm_debug;
129 int amdgpu_vm_update_mode = -1;
130 int amdgpu_exp_hw_support;
131 int amdgpu_dc = -1;
132 int amdgpu_sched_jobs = 32;
133 int amdgpu_sched_hw_submission = 2;
134 uint amdgpu_pcie_gen_cap;
135 uint amdgpu_pcie_lane_cap;
136 uint amdgpu_cg_mask = 0xffffffff;
137 uint amdgpu_pg_mask = 0xffffffff;
138 uint amdgpu_sdma_phase_quantum = 32;
139 char *amdgpu_disable_cu = NULL;
140 char *amdgpu_virtual_display = NULL;
141 
142 /*
143  * OverDrive(bit 14) disabled by default
144  * GFX DCS(bit 19) disabled by default
145  */
146 uint amdgpu_pp_feature_mask = 0xfff7bfff;
147 uint amdgpu_force_long_training;
148 int amdgpu_job_hang_limit;
149 int amdgpu_lbpw = -1;
150 int amdgpu_compute_multipipe = -1;
151 int amdgpu_gpu_recovery = -1; /* auto */
152 int amdgpu_emu_mode;
153 uint amdgpu_smu_memory_pool_size;
154 int amdgpu_smu_pptable_id = -1;
155 /*
156  * FBC (bit 0) disabled by default
157  * MULTI_MON_PP_MCLK_SWITCH (bit 1) enabled by default
158  *   - With this, for multiple monitors in sync(e.g. with the same model),
159  *     mclk switching will be allowed. And the mclk will be not foced to the
160  *     highest. That helps saving some idle power.
161  * DISABLE_FRACTIONAL_PWM (bit 2) disabled by default
162  * PSR (bit 3) disabled by default
163  * EDP NO POWER SEQUENCING (bit 4) disabled by default
164  */
165 uint amdgpu_dc_feature_mask = 2;
166 uint amdgpu_dc_debug_mask;
167 int amdgpu_async_gfx_ring = 1;
168 int amdgpu_mcbp;
169 int amdgpu_discovery = -1;
170 int amdgpu_mes;
171 int amdgpu_noretry = -1;
172 int amdgpu_force_asic_type = -1;
173 int amdgpu_tmz = -1; /* auto */
174 uint amdgpu_freesync_vid_mode;
175 int amdgpu_reset_method = -1; /* auto */
176 int amdgpu_num_kcq = -1;
177 int amdgpu_smartshift_bias;
178 
179 static void amdgpu_drv_delayed_reset_work_handler(struct work_struct *work);
180 
181 struct amdgpu_mgpu_info mgpu_info = {
182 	.mutex = __MUTEX_INITIALIZER(mgpu_info.mutex),
183 	.delayed_reset_work = __DELAYED_WORK_INITIALIZER(
184 			mgpu_info.delayed_reset_work,
185 			amdgpu_drv_delayed_reset_work_handler, 0),
186 };
187 int amdgpu_ras_enable = -1;
188 uint amdgpu_ras_mask = 0xffffffff;
189 int amdgpu_bad_page_threshold = -1;
190 struct amdgpu_watchdog_timer amdgpu_watchdog_timer = {
191 	.timeout_fatal_disable = false,
192 	.period = 0x0, /* default to 0x0 (timeout disable) */
193 };
194 
195 /**
196  * DOC: vramlimit (int)
197  * Restrict the total amount of VRAM in MiB for testing.  The default is 0 (Use full VRAM).
198  */
199 MODULE_PARM_DESC(vramlimit, "Restrict VRAM for testing, in megabytes");
200 module_param_named(vramlimit, amdgpu_vram_limit, int, 0600);
201 
202 /**
203  * DOC: vis_vramlimit (int)
204  * Restrict the amount of CPU visible VRAM in MiB for testing.  The default is 0 (Use full CPU visible VRAM).
205  */
206 MODULE_PARM_DESC(vis_vramlimit, "Restrict visible VRAM for testing, in megabytes");
207 module_param_named(vis_vramlimit, amdgpu_vis_vram_limit, int, 0444);
208 
209 /**
210  * DOC: gartsize (uint)
211  * Restrict the size of GART in Mib (32, 64, etc.) for testing. The default is -1 (The size depends on asic).
212  */
213 MODULE_PARM_DESC(gartsize, "Size of GART to setup in megabytes (32, 64, etc., -1=auto)");
214 module_param_named(gartsize, amdgpu_gart_size, uint, 0600);
215 
216 /**
217  * DOC: gttsize (int)
218  * Restrict the size of GTT domain in MiB for testing. The default is -1 (It's VRAM size if 3GB < VRAM < 3/4 RAM,
219  * otherwise 3/4 RAM size).
220  */
221 MODULE_PARM_DESC(gttsize, "Size of the GTT domain in megabytes (-1 = auto)");
222 module_param_named(gttsize, amdgpu_gtt_size, int, 0600);
223 
224 /**
225  * DOC: moverate (int)
226  * Set maximum buffer migration rate in MB/s. The default is -1 (8 MB/s).
227  */
228 MODULE_PARM_DESC(moverate, "Maximum buffer migration rate in MB/s. (32, 64, etc., -1=auto, 0=1=disabled)");
229 module_param_named(moverate, amdgpu_moverate, int, 0600);
230 
231 /**
232  * DOC: benchmark (int)
233  * Run benchmarks. The default is 0 (Skip benchmarks).
234  */
235 MODULE_PARM_DESC(benchmark, "Run benchmark");
236 module_param_named(benchmark, amdgpu_benchmarking, int, 0444);
237 
238 /**
239  * DOC: test (int)
240  * Test BO GTT->VRAM and VRAM->GTT GPU copies. The default is 0 (Skip test, only set 1 to run test).
241  */
242 MODULE_PARM_DESC(test, "Run tests");
243 module_param_named(test, amdgpu_testing, int, 0444);
244 
245 /**
246  * DOC: audio (int)
247  * Set HDMI/DPAudio. Only affects non-DC display handling. The default is -1 (Enabled), set 0 to disabled it.
248  */
249 MODULE_PARM_DESC(audio, "Audio enable (-1 = auto, 0 = disable, 1 = enable)");
250 module_param_named(audio, amdgpu_audio, int, 0444);
251 
252 /**
253  * DOC: disp_priority (int)
254  * Set display Priority (1 = normal, 2 = high). Only affects non-DC display handling. The default is 0 (auto).
255  */
256 MODULE_PARM_DESC(disp_priority, "Display Priority (0 = auto, 1 = normal, 2 = high)");
257 module_param_named(disp_priority, amdgpu_disp_priority, int, 0444);
258 
259 /**
260  * DOC: hw_i2c (int)
261  * To enable hw i2c engine. Only affects non-DC display handling. The default is 0 (Disabled).
262  */
263 MODULE_PARM_DESC(hw_i2c, "hw i2c engine enable (0 = disable)");
264 module_param_named(hw_i2c, amdgpu_hw_i2c, int, 0444);
265 
266 /**
267  * DOC: pcie_gen2 (int)
268  * To disable PCIE Gen2/3 mode (0 = disable, 1 = enable). The default is -1 (auto, enabled).
269  */
270 MODULE_PARM_DESC(pcie_gen2, "PCIE Gen2 mode (-1 = auto, 0 = disable, 1 = enable)");
271 module_param_named(pcie_gen2, amdgpu_pcie_gen2, int, 0444);
272 
273 /**
274  * DOC: msi (int)
275  * To disable Message Signaled Interrupts (MSI) functionality (1 = enable, 0 = disable). The default is -1 (auto, enabled).
276  */
277 MODULE_PARM_DESC(msi, "MSI support (1 = enable, 0 = disable, -1 = auto)");
278 module_param_named(msi, amdgpu_msi, int, 0444);
279 
280 /**
281  * DOC: lockup_timeout (string)
282  * Set GPU scheduler timeout value in ms.
283  *
284  * The format can be [Non-Compute] or [GFX,Compute,SDMA,Video]. That is there can be one or
285  * multiple values specified. 0 and negative values are invalidated. They will be adjusted
286  * to the default timeout.
287  *
288  * - With one value specified, the setting will apply to all non-compute jobs.
289  * - With multiple values specified, the first one will be for GFX.
290  *   The second one is for Compute. The third and fourth ones are
291  *   for SDMA and Video.
292  *
293  * By default(with no lockup_timeout settings), the timeout for all non-compute(GFX, SDMA and Video)
294  * jobs is 10000. The timeout for compute is 60000.
295  */
296 MODULE_PARM_DESC(lockup_timeout, "GPU lockup timeout in ms (default: for bare metal 10000 for non-compute jobs and 60000 for compute jobs; "
297 		"for passthrough or sriov, 10000 for all jobs."
298 		" 0: keep default value. negative: infinity timeout), "
299 		"format: for bare metal [Non-Compute] or [GFX,Compute,SDMA,Video]; "
300 		"for passthrough or sriov [all jobs] or [GFX,Compute,SDMA,Video].");
301 module_param_string(lockup_timeout, amdgpu_lockup_timeout, sizeof(amdgpu_lockup_timeout), 0444);
302 
303 /**
304  * DOC: dpm (int)
305  * Override for dynamic power management setting
306  * (0 = disable, 1 = enable)
307  * The default is -1 (auto).
308  */
309 MODULE_PARM_DESC(dpm, "DPM support (1 = enable, 0 = disable, -1 = auto)");
310 module_param_named(dpm, amdgpu_dpm, int, 0444);
311 
312 /**
313  * DOC: fw_load_type (int)
314  * Set different firmware loading type for debugging (0 = direct, 1 = SMU, 2 = PSP). The default is -1 (auto).
315  */
316 MODULE_PARM_DESC(fw_load_type, "firmware loading type (0 = direct, 1 = SMU, 2 = PSP, -1 = auto)");
317 module_param_named(fw_load_type, amdgpu_fw_load_type, int, 0444);
318 
319 /**
320  * DOC: aspm (int)
321  * To disable ASPM (1 = enable, 0 = disable). The default is -1 (auto, enabled).
322  */
323 MODULE_PARM_DESC(aspm, "ASPM support (1 = enable, 0 = disable, -1 = auto)");
324 module_param_named(aspm, amdgpu_aspm, int, 0444);
325 
326 /**
327  * DOC: runpm (int)
328  * Override for runtime power management control for dGPUs in PX/HG laptops. The amdgpu driver can dynamically power down
329  * the dGPU on PX/HG laptops when it is idle. The default is -1 (auto enable). Setting the value to 0 disables this functionality.
330  */
331 MODULE_PARM_DESC(runpm, "PX runtime pm (2 = force enable with BAMACO, 1 = force enable with BACO, 0 = disable, -1 = PX only default)");
332 module_param_named(runpm, amdgpu_runtime_pm, int, 0444);
333 
334 /**
335  * DOC: ip_block_mask (uint)
336  * Override what IP blocks are enabled on the GPU. Each GPU is a collection of IP blocks (gfx, display, video, etc.).
337  * Use this parameter to disable specific blocks. Note that the IP blocks do not have a fixed index. Some asics may not have
338  * some IPs or may include multiple instances of an IP so the ordering various from asic to asic. See the driver output in
339  * the kernel log for the list of IPs on the asic. The default is 0xffffffff (enable all blocks on a device).
340  */
341 MODULE_PARM_DESC(ip_block_mask, "IP Block Mask (all blocks enabled (default))");
342 module_param_named(ip_block_mask, amdgpu_ip_block_mask, uint, 0444);
343 
344 /**
345  * DOC: bapm (int)
346  * Bidirectional Application Power Management (BAPM) used to dynamically share TDP between CPU and GPU. Set value 0 to disable it.
347  * The default -1 (auto, enabled)
348  */
349 MODULE_PARM_DESC(bapm, "BAPM support (1 = enable, 0 = disable, -1 = auto)");
350 module_param_named(bapm, amdgpu_bapm, int, 0444);
351 
352 /**
353  * DOC: deep_color (int)
354  * Set 1 to enable Deep Color support. Only affects non-DC display handling. The default is 0 (disabled).
355  */
356 MODULE_PARM_DESC(deep_color, "Deep Color support (1 = enable, 0 = disable (default))");
357 module_param_named(deep_color, amdgpu_deep_color, int, 0444);
358 
359 /**
360  * DOC: vm_size (int)
361  * Override the size of the GPU's per client virtual address space in GiB.  The default is -1 (automatic for each asic).
362  */
363 MODULE_PARM_DESC(vm_size, "VM address space size in gigabytes (default 64GB)");
364 module_param_named(vm_size, amdgpu_vm_size, int, 0444);
365 
366 /**
367  * DOC: vm_fragment_size (int)
368  * Override VM fragment size in bits (4, 5, etc. 4 = 64K, 9 = 2M). The default is -1 (automatic for each asic).
369  */
370 MODULE_PARM_DESC(vm_fragment_size, "VM fragment size in bits (4, 5, etc. 4 = 64K (default), Max 9 = 2M)");
371 module_param_named(vm_fragment_size, amdgpu_vm_fragment_size, int, 0444);
372 
373 /**
374  * DOC: vm_block_size (int)
375  * Override VM page table size in bits (default depending on vm_size and hw setup). The default is -1 (automatic for each asic).
376  */
377 MODULE_PARM_DESC(vm_block_size, "VM page table size in bits (default depending on vm_size)");
378 module_param_named(vm_block_size, amdgpu_vm_block_size, int, 0444);
379 
380 /**
381  * DOC: vm_fault_stop (int)
382  * Stop on VM fault for debugging (0 = never, 1 = print first, 2 = always). The default is 0 (No stop).
383  */
384 MODULE_PARM_DESC(vm_fault_stop, "Stop on VM fault (0 = never (default), 1 = print first, 2 = always)");
385 module_param_named(vm_fault_stop, amdgpu_vm_fault_stop, int, 0444);
386 
387 /**
388  * DOC: vm_debug (int)
389  * Debug VM handling (0 = disabled, 1 = enabled). The default is 0 (Disabled).
390  */
391 MODULE_PARM_DESC(vm_debug, "Debug VM handling (0 = disabled (default), 1 = enabled)");
392 module_param_named(vm_debug, amdgpu_vm_debug, int, 0644);
393 
394 /**
395  * DOC: vm_update_mode (int)
396  * Override VM update mode. VM updated by using CPU (0 = never, 1 = Graphics only, 2 = Compute only, 3 = Both). The default
397  * is -1 (Only in large BAR(LB) systems Compute VM tables will be updated by CPU, otherwise 0, never).
398  */
399 MODULE_PARM_DESC(vm_update_mode, "VM update using CPU (0 = never (default except for large BAR(LB)), 1 = Graphics only, 2 = Compute only (default for LB), 3 = Both");
400 module_param_named(vm_update_mode, amdgpu_vm_update_mode, int, 0444);
401 
402 /**
403  * DOC: exp_hw_support (int)
404  * Enable experimental hw support (1 = enable). The default is 0 (disabled).
405  */
406 MODULE_PARM_DESC(exp_hw_support, "experimental hw support (1 = enable, 0 = disable (default))");
407 module_param_named(exp_hw_support, amdgpu_exp_hw_support, int, 0444);
408 
409 /**
410  * DOC: dc (int)
411  * Disable/Enable Display Core driver for debugging (1 = enable, 0 = disable). The default is -1 (automatic for each asic).
412  */
413 MODULE_PARM_DESC(dc, "Display Core driver (1 = enable, 0 = disable, -1 = auto (default))");
414 module_param_named(dc, amdgpu_dc, int, 0444);
415 
416 /**
417  * DOC: sched_jobs (int)
418  * Override the max number of jobs supported in the sw queue. The default is 32.
419  */
420 MODULE_PARM_DESC(sched_jobs, "the max number of jobs supported in the sw queue (default 32)");
421 module_param_named(sched_jobs, amdgpu_sched_jobs, int, 0444);
422 
423 /**
424  * DOC: sched_hw_submission (int)
425  * Override the max number of HW submissions. The default is 2.
426  */
427 MODULE_PARM_DESC(sched_hw_submission, "the max number of HW submissions (default 2)");
428 module_param_named(sched_hw_submission, amdgpu_sched_hw_submission, int, 0444);
429 
430 /**
431  * DOC: ppfeaturemask (hexint)
432  * Override power features enabled. See enum PP_FEATURE_MASK in drivers/gpu/drm/amd/include/amd_shared.h.
433  * The default is the current set of stable power features.
434  */
435 MODULE_PARM_DESC(ppfeaturemask, "all power features enabled (default))");
436 module_param_named(ppfeaturemask, amdgpu_pp_feature_mask, hexint, 0444);
437 
438 /**
439  * DOC: forcelongtraining (uint)
440  * Force long memory training in resume.
441  * The default is zero, indicates short training in resume.
442  */
443 MODULE_PARM_DESC(forcelongtraining, "force memory long training");
444 module_param_named(forcelongtraining, amdgpu_force_long_training, uint, 0444);
445 
446 /**
447  * DOC: pcie_gen_cap (uint)
448  * Override PCIE gen speed capabilities. See the CAIL flags in drivers/gpu/drm/amd/include/amd_pcie.h.
449  * The default is 0 (automatic for each asic).
450  */
451 MODULE_PARM_DESC(pcie_gen_cap, "PCIE Gen Caps (0: autodetect (default))");
452 module_param_named(pcie_gen_cap, amdgpu_pcie_gen_cap, uint, 0444);
453 
454 /**
455  * DOC: pcie_lane_cap (uint)
456  * Override PCIE lanes capabilities. See the CAIL flags in drivers/gpu/drm/amd/include/amd_pcie.h.
457  * The default is 0 (automatic for each asic).
458  */
459 MODULE_PARM_DESC(pcie_lane_cap, "PCIE Lane Caps (0: autodetect (default))");
460 module_param_named(pcie_lane_cap, amdgpu_pcie_lane_cap, uint, 0444);
461 
462 /**
463  * DOC: cg_mask (uint)
464  * Override Clockgating features enabled on GPU (0 = disable clock gating). See the AMD_CG_SUPPORT flags in
465  * drivers/gpu/drm/amd/include/amd_shared.h. The default is 0xffffffff (all enabled).
466  */
467 MODULE_PARM_DESC(cg_mask, "Clockgating flags mask (0 = disable clock gating)");
468 module_param_named(cg_mask, amdgpu_cg_mask, uint, 0444);
469 
470 /**
471  * DOC: pg_mask (uint)
472  * Override Powergating features enabled on GPU (0 = disable power gating). See the AMD_PG_SUPPORT flags in
473  * drivers/gpu/drm/amd/include/amd_shared.h. The default is 0xffffffff (all enabled).
474  */
475 MODULE_PARM_DESC(pg_mask, "Powergating flags mask (0 = disable power gating)");
476 module_param_named(pg_mask, amdgpu_pg_mask, uint, 0444);
477 
478 /**
479  * DOC: sdma_phase_quantum (uint)
480  * Override SDMA context switch phase quantum (x 1K GPU clock cycles, 0 = no change). The default is 32.
481  */
482 MODULE_PARM_DESC(sdma_phase_quantum, "SDMA context switch phase quantum (x 1K GPU clock cycles, 0 = no change (default 32))");
483 module_param_named(sdma_phase_quantum, amdgpu_sdma_phase_quantum, uint, 0444);
484 
485 /**
486  * DOC: disable_cu (charp)
487  * Set to disable CUs (It's set like se.sh.cu,...). The default is NULL.
488  */
489 MODULE_PARM_DESC(disable_cu, "Disable CUs (se.sh.cu,...)");
490 module_param_named(disable_cu, amdgpu_disable_cu, charp, 0444);
491 
492 /**
493  * DOC: virtual_display (charp)
494  * Set to enable virtual display feature. This feature provides a virtual display hardware on headless boards
495  * or in virtualized environments. It will be set like xxxx:xx:xx.x,x;xxxx:xx:xx.x,x. It's the pci address of
496  * the device, plus the number of crtcs to expose. E.g., 0000:26:00.0,4 would enable 4 virtual crtcs on the pci
497  * device at 26:00.0. The default is NULL.
498  */
499 MODULE_PARM_DESC(virtual_display,
500 		 "Enable virtual display feature (the virtual_display will be set like xxxx:xx:xx.x,x;xxxx:xx:xx.x,x)");
501 module_param_named(virtual_display, amdgpu_virtual_display, charp, 0444);
502 
503 /**
504  * DOC: job_hang_limit (int)
505  * Set how much time allow a job hang and not drop it. The default is 0.
506  */
507 MODULE_PARM_DESC(job_hang_limit, "how much time allow a job hang and not drop it (default 0)");
508 module_param_named(job_hang_limit, amdgpu_job_hang_limit, int ,0444);
509 
510 /**
511  * DOC: lbpw (int)
512  * Override Load Balancing Per Watt (LBPW) support (1 = enable, 0 = disable). The default is -1 (auto, enabled).
513  */
514 MODULE_PARM_DESC(lbpw, "Load Balancing Per Watt (LBPW) support (1 = enable, 0 = disable, -1 = auto)");
515 module_param_named(lbpw, amdgpu_lbpw, int, 0444);
516 
517 MODULE_PARM_DESC(compute_multipipe, "Force compute queues to be spread across pipes (1 = enable, 0 = disable, -1 = auto)");
518 module_param_named(compute_multipipe, amdgpu_compute_multipipe, int, 0444);
519 
520 /**
521  * DOC: gpu_recovery (int)
522  * Set to enable GPU recovery mechanism (1 = enable, 0 = disable). The default is -1 (auto, disabled except SRIOV).
523  */
524 MODULE_PARM_DESC(gpu_recovery, "Enable GPU recovery mechanism, (2 = advanced tdr mode, 1 = enable, 0 = disable, -1 = auto)");
525 module_param_named(gpu_recovery, amdgpu_gpu_recovery, int, 0444);
526 
527 /**
528  * DOC: emu_mode (int)
529  * Set value 1 to enable emulation mode. This is only needed when running on an emulator. The default is 0 (disabled).
530  */
531 MODULE_PARM_DESC(emu_mode, "Emulation mode, (1 = enable, 0 = disable)");
532 module_param_named(emu_mode, amdgpu_emu_mode, int, 0444);
533 
534 /**
535  * DOC: ras_enable (int)
536  * Enable RAS features on the GPU (0 = disable, 1 = enable, -1 = auto (default))
537  */
538 MODULE_PARM_DESC(ras_enable, "Enable RAS features on the GPU (0 = disable, 1 = enable, -1 = auto (default))");
539 module_param_named(ras_enable, amdgpu_ras_enable, int, 0444);
540 
541 /**
542  * DOC: ras_mask (uint)
543  * Mask of RAS features to enable (default 0xffffffff), only valid when ras_enable == 1
544  * See the flags in drivers/gpu/drm/amd/amdgpu/amdgpu_ras.h
545  */
546 MODULE_PARM_DESC(ras_mask, "Mask of RAS features to enable (default 0xffffffff), only valid when ras_enable == 1");
547 module_param_named(ras_mask, amdgpu_ras_mask, uint, 0444);
548 
549 /**
550  * DOC: timeout_fatal_disable (bool)
551  * Disable Watchdog timeout fatal error event
552  */
553 MODULE_PARM_DESC(timeout_fatal_disable, "disable watchdog timeout fatal error (false = default)");
554 module_param_named(timeout_fatal_disable, amdgpu_watchdog_timer.timeout_fatal_disable, bool, 0644);
555 
556 /**
557  * DOC: timeout_period (uint)
558  * Modify the watchdog timeout max_cycles as (1 << period)
559  */
560 MODULE_PARM_DESC(timeout_period, "watchdog timeout period (0 = timeout disabled, 1 ~ 0x23 = timeout maxcycles = (1 << period)");
561 module_param_named(timeout_period, amdgpu_watchdog_timer.period, uint, 0644);
562 
563 /**
564  * DOC: si_support (int)
565  * Set SI support driver. This parameter works after set config CONFIG_DRM_AMDGPU_SI. For SI asic, when radeon driver is enabled,
566  * set value 0 to use radeon driver, while set value 1 to use amdgpu driver. The default is using radeon driver when it available,
567  * otherwise using amdgpu driver.
568  */
569 #ifdef CONFIG_DRM_AMDGPU_SI
570 
571 #if defined(CONFIG_DRM_RADEON) || defined(CONFIG_DRM_RADEON_MODULE)
572 int amdgpu_si_support = 0;
573 MODULE_PARM_DESC(si_support, "SI support (1 = enabled, 0 = disabled (default))");
574 #else
575 int amdgpu_si_support = 1;
576 MODULE_PARM_DESC(si_support, "SI support (1 = enabled (default), 0 = disabled)");
577 #endif
578 
579 module_param_named(si_support, amdgpu_si_support, int, 0444);
580 #endif
581 
582 /**
583  * DOC: cik_support (int)
584  * Set CIK support driver. This parameter works after set config CONFIG_DRM_AMDGPU_CIK. For CIK asic, when radeon driver is enabled,
585  * set value 0 to use radeon driver, while set value 1 to use amdgpu driver. The default is using radeon driver when it available,
586  * otherwise using amdgpu driver.
587  */
588 #ifdef CONFIG_DRM_AMDGPU_CIK
589 
590 #if defined(CONFIG_DRM_RADEON) || defined(CONFIG_DRM_RADEON_MODULE)
591 int amdgpu_cik_support = 0;
592 MODULE_PARM_DESC(cik_support, "CIK support (1 = enabled, 0 = disabled (default))");
593 #else
594 int amdgpu_cik_support = 1;
595 MODULE_PARM_DESC(cik_support, "CIK support (1 = enabled (default), 0 = disabled)");
596 #endif
597 
598 module_param_named(cik_support, amdgpu_cik_support, int, 0444);
599 #endif
600 
601 /**
602  * DOC: smu_memory_pool_size (uint)
603  * It is used to reserve gtt for smu debug usage, setting value 0 to disable it. The actual size is value * 256MiB.
604  * E.g. 0x1 = 256Mbyte, 0x2 = 512Mbyte, 0x4 = 1 Gbyte, 0x8 = 2GByte. The default is 0 (disabled).
605  */
606 MODULE_PARM_DESC(smu_memory_pool_size,
607 	"reserve gtt for smu debug usage, 0 = disable,"
608 		"0x1 = 256Mbyte, 0x2 = 512Mbyte, 0x4 = 1 Gbyte, 0x8 = 2GByte");
609 module_param_named(smu_memory_pool_size, amdgpu_smu_memory_pool_size, uint, 0444);
610 
611 /**
612  * DOC: async_gfx_ring (int)
613  * It is used to enable gfx rings that could be configured with different prioritites or equal priorities
614  */
615 MODULE_PARM_DESC(async_gfx_ring,
616 	"Asynchronous GFX rings that could be configured with either different priorities (HP3D ring and LP3D ring), or equal priorities (0 = disabled, 1 = enabled (default))");
617 module_param_named(async_gfx_ring, amdgpu_async_gfx_ring, int, 0444);
618 
619 /**
620  * DOC: mcbp (int)
621  * It is used to enable mid command buffer preemption. (0 = disabled (default), 1 = enabled)
622  */
623 MODULE_PARM_DESC(mcbp,
624 	"Enable Mid-command buffer preemption (0 = disabled (default), 1 = enabled)");
625 module_param_named(mcbp, amdgpu_mcbp, int, 0444);
626 
627 /**
628  * DOC: discovery (int)
629  * Allow driver to discover hardware IP information from IP Discovery table at the top of VRAM.
630  * (-1 = auto (default), 0 = disabled, 1 = enabled)
631  */
632 MODULE_PARM_DESC(discovery,
633 	"Allow driver to discover hardware IPs from IP Discovery table at the top of VRAM");
634 module_param_named(discovery, amdgpu_discovery, int, 0444);
635 
636 /**
637  * DOC: mes (int)
638  * Enable Micro Engine Scheduler. This is a new hw scheduling engine for gfx, sdma, and compute.
639  * (0 = disabled (default), 1 = enabled)
640  */
641 MODULE_PARM_DESC(mes,
642 	"Enable Micro Engine Scheduler (0 = disabled (default), 1 = enabled)");
643 module_param_named(mes, amdgpu_mes, int, 0444);
644 
645 /**
646  * DOC: noretry (int)
647  * Disable XNACK retry in the SQ by default on GFXv9 hardware. On ASICs that
648  * do not support per-process XNACK this also disables retry page faults.
649  * (0 = retry enabled, 1 = retry disabled, -1 auto (default))
650  */
651 MODULE_PARM_DESC(noretry,
652 	"Disable retry faults (0 = retry enabled, 1 = retry disabled, -1 auto (default))");
653 module_param_named(noretry, amdgpu_noretry, int, 0644);
654 
655 /**
656  * DOC: force_asic_type (int)
657  * A non negative value used to specify the asic type for all supported GPUs.
658  */
659 MODULE_PARM_DESC(force_asic_type,
660 	"A non negative value used to specify the asic type for all supported GPUs");
661 module_param_named(force_asic_type, amdgpu_force_asic_type, int, 0444);
662 
663 
664 
665 #ifdef CONFIG_HSA_AMD
666 /**
667  * DOC: sched_policy (int)
668  * Set scheduling policy. Default is HWS(hardware scheduling) with over-subscription.
669  * Setting 1 disables over-subscription. Setting 2 disables HWS and statically
670  * assigns queues to HQDs.
671  */
672 int sched_policy = KFD_SCHED_POLICY_HWS;
673 module_param(sched_policy, int, 0444);
674 MODULE_PARM_DESC(sched_policy,
675 	"Scheduling policy (0 = HWS (Default), 1 = HWS without over-subscription, 2 = Non-HWS (Used for debugging only)");
676 
677 /**
678  * DOC: hws_max_conc_proc (int)
679  * Maximum number of processes that HWS can schedule concurrently. The maximum is the
680  * number of VMIDs assigned to the HWS, which is also the default.
681  */
682 int hws_max_conc_proc = 8;
683 module_param(hws_max_conc_proc, int, 0444);
684 MODULE_PARM_DESC(hws_max_conc_proc,
685 	"Max # processes HWS can execute concurrently when sched_policy=0 (0 = no concurrency, #VMIDs for KFD = Maximum(default))");
686 
687 /**
688  * DOC: cwsr_enable (int)
689  * CWSR(compute wave store and resume) allows the GPU to preempt shader execution in
690  * the middle of a compute wave. Default is 1 to enable this feature. Setting 0
691  * disables it.
692  */
693 int cwsr_enable = 1;
694 module_param(cwsr_enable, int, 0444);
695 MODULE_PARM_DESC(cwsr_enable, "CWSR enable (0 = Off, 1 = On (Default))");
696 
697 /**
698  * DOC: max_num_of_queues_per_device (int)
699  * Maximum number of queues per device. Valid setting is between 1 and 4096. Default
700  * is 4096.
701  */
702 int max_num_of_queues_per_device = KFD_MAX_NUM_OF_QUEUES_PER_DEVICE_DEFAULT;
703 module_param(max_num_of_queues_per_device, int, 0444);
704 MODULE_PARM_DESC(max_num_of_queues_per_device,
705 	"Maximum number of supported queues per device (1 = Minimum, 4096 = default)");
706 
707 /**
708  * DOC: send_sigterm (int)
709  * Send sigterm to HSA process on unhandled exceptions. Default is not to send sigterm
710  * but just print errors on dmesg. Setting 1 enables sending sigterm.
711  */
712 int send_sigterm;
713 module_param(send_sigterm, int, 0444);
714 MODULE_PARM_DESC(send_sigterm,
715 	"Send sigterm to HSA process on unhandled exception (0 = disable, 1 = enable)");
716 
717 /**
718  * DOC: debug_largebar (int)
719  * Set debug_largebar as 1 to enable simulating large-bar capability on non-large bar
720  * system. This limits the VRAM size reported to ROCm applications to the visible
721  * size, usually 256MB.
722  * Default value is 0, diabled.
723  */
724 int debug_largebar;
725 module_param(debug_largebar, int, 0444);
726 MODULE_PARM_DESC(debug_largebar,
727 	"Debug large-bar flag used to simulate large-bar capability on non-large bar machine (0 = disable, 1 = enable)");
728 
729 /**
730  * DOC: ignore_crat (int)
731  * Ignore CRAT table during KFD initialization. By default, KFD uses the ACPI CRAT
732  * table to get information about AMD APUs. This option can serve as a workaround on
733  * systems with a broken CRAT table.
734  *
735  * Default is auto (according to asic type, iommu_v2, and crat table, to decide
736  * whehter use CRAT)
737  */
738 int ignore_crat;
739 module_param(ignore_crat, int, 0444);
740 MODULE_PARM_DESC(ignore_crat,
741 	"Ignore CRAT table during KFD initialization (0 = auto (default), 1 = ignore CRAT)");
742 
743 /**
744  * DOC: halt_if_hws_hang (int)
745  * Halt if HWS hang is detected. Default value, 0, disables the halt on hang.
746  * Setting 1 enables halt on hang.
747  */
748 int halt_if_hws_hang;
749 module_param(halt_if_hws_hang, int, 0644);
750 MODULE_PARM_DESC(halt_if_hws_hang, "Halt if HWS hang is detected (0 = off (default), 1 = on)");
751 
752 /**
753  * DOC: hws_gws_support(bool)
754  * Assume that HWS supports GWS barriers regardless of what firmware version
755  * check says. Default value: false (rely on MEC2 firmware version check).
756  */
757 bool hws_gws_support;
758 module_param(hws_gws_support, bool, 0444);
759 MODULE_PARM_DESC(hws_gws_support, "Assume MEC2 FW supports GWS barriers (false = rely on FW version check (Default), true = force supported)");
760 
761 /**
762   * DOC: queue_preemption_timeout_ms (int)
763   * queue preemption timeout in ms (1 = Minimum, 9000 = default)
764   */
765 int queue_preemption_timeout_ms = 9000;
766 module_param(queue_preemption_timeout_ms, int, 0644);
767 MODULE_PARM_DESC(queue_preemption_timeout_ms, "queue preemption timeout in ms (1 = Minimum, 9000 = default)");
768 
769 /**
770  * DOC: debug_evictions(bool)
771  * Enable extra debug messages to help determine the cause of evictions
772  */
773 bool debug_evictions;
774 module_param(debug_evictions, bool, 0644);
775 MODULE_PARM_DESC(debug_evictions, "enable eviction debug messages (false = default)");
776 
777 /**
778  * DOC: no_system_mem_limit(bool)
779  * Disable system memory limit, to support multiple process shared memory
780  */
781 bool no_system_mem_limit;
782 module_param(no_system_mem_limit, bool, 0644);
783 MODULE_PARM_DESC(no_system_mem_limit, "disable system memory limit (false = default)");
784 
785 /**
786  * DOC: no_queue_eviction_on_vm_fault (int)
787  * If set, process queues will not be evicted on gpuvm fault. This is to keep the wavefront context for debugging (0 = queue eviction, 1 = no queue eviction). The default is 0 (queue eviction).
788  */
789 int amdgpu_no_queue_eviction_on_vm_fault = 0;
790 MODULE_PARM_DESC(no_queue_eviction_on_vm_fault, "No queue eviction on VM fault (0 = queue eviction, 1 = no queue eviction)");
791 module_param_named(no_queue_eviction_on_vm_fault, amdgpu_no_queue_eviction_on_vm_fault, int, 0444);
792 #endif
793 
794 /**
795  * DOC: dcfeaturemask (uint)
796  * Override display features enabled. See enum DC_FEATURE_MASK in drivers/gpu/drm/amd/include/amd_shared.h.
797  * The default is the current set of stable display features.
798  */
799 MODULE_PARM_DESC(dcfeaturemask, "all stable DC features enabled (default))");
800 module_param_named(dcfeaturemask, amdgpu_dc_feature_mask, uint, 0444);
801 
802 /**
803  * DOC: dcdebugmask (uint)
804  * Override display features enabled. See enum DC_DEBUG_MASK in drivers/gpu/drm/amd/include/amd_shared.h.
805  */
806 MODULE_PARM_DESC(dcdebugmask, "all debug options disabled (default))");
807 module_param_named(dcdebugmask, amdgpu_dc_debug_mask, uint, 0444);
808 
809 /**
810  * DOC: abmlevel (uint)
811  * Override the default ABM (Adaptive Backlight Management) level used for DC
812  * enabled hardware. Requires DMCU to be supported and loaded.
813  * Valid levels are 0-4. A value of 0 indicates that ABM should be disabled by
814  * default. Values 1-4 control the maximum allowable brightness reduction via
815  * the ABM algorithm, with 1 being the least reduction and 4 being the most
816  * reduction.
817  *
818  * Defaults to 0, or disabled. Userspace can still override this level later
819  * after boot.
820  */
821 uint amdgpu_dm_abm_level;
822 MODULE_PARM_DESC(abmlevel, "ABM level (0 = off (default), 1-4 = backlight reduction level) ");
823 module_param_named(abmlevel, amdgpu_dm_abm_level, uint, 0444);
824 
825 int amdgpu_backlight = -1;
826 MODULE_PARM_DESC(backlight, "Backlight control (0 = pwm, 1 = aux, -1 auto (default))");
827 module_param_named(backlight, amdgpu_backlight, bint, 0444);
828 
829 /**
830  * DOC: tmz (int)
831  * Trusted Memory Zone (TMZ) is a method to protect data being written
832  * to or read from memory.
833  *
834  * The default value: 0 (off).  TODO: change to auto till it is completed.
835  */
836 MODULE_PARM_DESC(tmz, "Enable TMZ feature (-1 = auto (default), 0 = off, 1 = on)");
837 module_param_named(tmz, amdgpu_tmz, int, 0444);
838 
839 /**
840  * DOC: freesync_video (uint)
841  * Enable the optimization to adjust front porch timing to achieve seamless
842  * mode change experience when setting a freesync supported mode for which full
843  * modeset is not needed.
844  *
845  * The Display Core will add a set of modes derived from the base FreeSync
846  * video mode into the corresponding connector's mode list based on commonly
847  * used refresh rates and VRR range of the connected display, when users enable
848  * this feature. From the userspace perspective, they can see a seamless mode
849  * change experience when the change between different refresh rates under the
850  * same resolution. Additionally, userspace applications such as Video playback
851  * can read this modeset list and change the refresh rate based on the video
852  * frame rate. Finally, the userspace can also derive an appropriate mode for a
853  * particular refresh rate based on the FreeSync Mode and add it to the
854  * connector's mode list.
855  *
856  * Note: This is an experimental feature.
857  *
858  * The default value: 0 (off).
859  */
860 MODULE_PARM_DESC(
861 	freesync_video,
862 	"Enable freesync modesetting optimization feature (0 = off (default), 1 = on)");
863 module_param_named(freesync_video, amdgpu_freesync_vid_mode, uint, 0444);
864 
865 /**
866  * DOC: reset_method (int)
867  * GPU reset method (-1 = auto (default), 0 = legacy, 1 = mode0, 2 = mode1, 3 = mode2, 4 = baco, 5 = pci)
868  */
869 MODULE_PARM_DESC(reset_method, "GPU reset method (-1 = auto (default), 0 = legacy, 1 = mode0, 2 = mode1, 3 = mode2, 4 = baco/bamaco, 5 = pci)");
870 module_param_named(reset_method, amdgpu_reset_method, int, 0444);
871 
872 /**
873  * DOC: bad_page_threshold (int) Bad page threshold is specifies the
874  * threshold value of faulty pages detected by RAS ECC, which may
875  * result in the GPU entering bad status when the number of total
876  * faulty pages by ECC exceeds the threshold value.
877  */
878 MODULE_PARM_DESC(bad_page_threshold, "Bad page threshold(-1 = auto(default value), 0 = disable bad page retirement)");
879 module_param_named(bad_page_threshold, amdgpu_bad_page_threshold, int, 0444);
880 
881 MODULE_PARM_DESC(num_kcq, "number of kernel compute queue user want to setup (8 if set to greater than 8 or less than 0, only affect gfx 8+)");
882 module_param_named(num_kcq, amdgpu_num_kcq, int, 0444);
883 
884 /**
885  * DOC: smu_pptable_id (int)
886  * Used to override pptable id. id = 0 use VBIOS pptable.
887  * id > 0 use the soft pptable with specicfied id.
888  */
889 MODULE_PARM_DESC(smu_pptable_id,
890 	"specify pptable id to be used (-1 = auto(default) value, 0 = use pptable from vbios, > 0 = soft pptable id)");
891 module_param_named(smu_pptable_id, amdgpu_smu_pptable_id, int, 0444);
892 
893 static const struct pci_device_id pciidlist[] = {
894 #ifdef  CONFIG_DRM_AMDGPU_SI
895 	{0x1002, 0x6780, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_TAHITI},
896 	{0x1002, 0x6784, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_TAHITI},
897 	{0x1002, 0x6788, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_TAHITI},
898 	{0x1002, 0x678A, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_TAHITI},
899 	{0x1002, 0x6790, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_TAHITI},
900 	{0x1002, 0x6791, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_TAHITI},
901 	{0x1002, 0x6792, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_TAHITI},
902 	{0x1002, 0x6798, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_TAHITI},
903 	{0x1002, 0x6799, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_TAHITI},
904 	{0x1002, 0x679A, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_TAHITI},
905 	{0x1002, 0x679B, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_TAHITI},
906 	{0x1002, 0x679E, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_TAHITI},
907 	{0x1002, 0x679F, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_TAHITI},
908 	{0x1002, 0x6800, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_PITCAIRN|AMD_IS_MOBILITY},
909 	{0x1002, 0x6801, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_PITCAIRN|AMD_IS_MOBILITY},
910 	{0x1002, 0x6802, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_PITCAIRN|AMD_IS_MOBILITY},
911 	{0x1002, 0x6806, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_PITCAIRN},
912 	{0x1002, 0x6808, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_PITCAIRN},
913 	{0x1002, 0x6809, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_PITCAIRN},
914 	{0x1002, 0x6810, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_PITCAIRN},
915 	{0x1002, 0x6811, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_PITCAIRN},
916 	{0x1002, 0x6816, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_PITCAIRN},
917 	{0x1002, 0x6817, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_PITCAIRN},
918 	{0x1002, 0x6818, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_PITCAIRN},
919 	{0x1002, 0x6819, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_PITCAIRN},
920 	{0x1002, 0x6600, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_OLAND|AMD_IS_MOBILITY},
921 	{0x1002, 0x6601, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_OLAND|AMD_IS_MOBILITY},
922 	{0x1002, 0x6602, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_OLAND|AMD_IS_MOBILITY},
923 	{0x1002, 0x6603, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_OLAND|AMD_IS_MOBILITY},
924 	{0x1002, 0x6604, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_OLAND|AMD_IS_MOBILITY},
925 	{0x1002, 0x6605, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_OLAND|AMD_IS_MOBILITY},
926 	{0x1002, 0x6606, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_OLAND|AMD_IS_MOBILITY},
927 	{0x1002, 0x6607, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_OLAND|AMD_IS_MOBILITY},
928 	{0x1002, 0x6608, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_OLAND},
929 	{0x1002, 0x6610, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_OLAND},
930 	{0x1002, 0x6611, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_OLAND},
931 	{0x1002, 0x6613, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_OLAND},
932 	{0x1002, 0x6617, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_OLAND|AMD_IS_MOBILITY},
933 	{0x1002, 0x6620, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_OLAND|AMD_IS_MOBILITY},
934 	{0x1002, 0x6621, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_OLAND|AMD_IS_MOBILITY},
935 	{0x1002, 0x6623, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_OLAND|AMD_IS_MOBILITY},
936 	{0x1002, 0x6631, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_OLAND},
937 	{0x1002, 0x6820, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VERDE|AMD_IS_MOBILITY},
938 	{0x1002, 0x6821, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VERDE|AMD_IS_MOBILITY},
939 	{0x1002, 0x6822, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VERDE|AMD_IS_MOBILITY},
940 	{0x1002, 0x6823, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VERDE|AMD_IS_MOBILITY},
941 	{0x1002, 0x6824, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VERDE|AMD_IS_MOBILITY},
942 	{0x1002, 0x6825, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VERDE|AMD_IS_MOBILITY},
943 	{0x1002, 0x6826, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VERDE|AMD_IS_MOBILITY},
944 	{0x1002, 0x6827, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VERDE|AMD_IS_MOBILITY},
945 	{0x1002, 0x6828, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VERDE},
946 	{0x1002, 0x6829, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VERDE},
947 	{0x1002, 0x682A, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VERDE|AMD_IS_MOBILITY},
948 	{0x1002, 0x682B, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VERDE|AMD_IS_MOBILITY},
949 	{0x1002, 0x682C, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VERDE},
950 	{0x1002, 0x682D, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VERDE|AMD_IS_MOBILITY},
951 	{0x1002, 0x682F, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VERDE|AMD_IS_MOBILITY},
952 	{0x1002, 0x6830, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VERDE|AMD_IS_MOBILITY},
953 	{0x1002, 0x6831, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VERDE|AMD_IS_MOBILITY},
954 	{0x1002, 0x6835, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VERDE},
955 	{0x1002, 0x6837, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VERDE},
956 	{0x1002, 0x6838, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VERDE},
957 	{0x1002, 0x6839, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VERDE},
958 	{0x1002, 0x683B, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VERDE},
959 	{0x1002, 0x683D, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VERDE},
960 	{0x1002, 0x683F, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VERDE},
961 	{0x1002, 0x6660, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_HAINAN|AMD_IS_MOBILITY},
962 	{0x1002, 0x6663, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_HAINAN|AMD_IS_MOBILITY},
963 	{0x1002, 0x6664, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_HAINAN|AMD_IS_MOBILITY},
964 	{0x1002, 0x6665, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_HAINAN|AMD_IS_MOBILITY},
965 	{0x1002, 0x6667, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_HAINAN|AMD_IS_MOBILITY},
966 	{0x1002, 0x666F, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_HAINAN|AMD_IS_MOBILITY},
967 #endif
968 #ifdef CONFIG_DRM_AMDGPU_CIK
969 	/* Kaveri */
970 	{0x1002, 0x1304, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KAVERI|AMD_IS_MOBILITY|AMD_IS_APU},
971 	{0x1002, 0x1305, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KAVERI|AMD_IS_APU},
972 	{0x1002, 0x1306, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KAVERI|AMD_IS_MOBILITY|AMD_IS_APU},
973 	{0x1002, 0x1307, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KAVERI|AMD_IS_APU},
974 	{0x1002, 0x1309, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KAVERI|AMD_IS_MOBILITY|AMD_IS_APU},
975 	{0x1002, 0x130A, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KAVERI|AMD_IS_MOBILITY|AMD_IS_APU},
976 	{0x1002, 0x130B, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KAVERI|AMD_IS_MOBILITY|AMD_IS_APU},
977 	{0x1002, 0x130C, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KAVERI|AMD_IS_MOBILITY|AMD_IS_APU},
978 	{0x1002, 0x130D, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KAVERI|AMD_IS_MOBILITY|AMD_IS_APU},
979 	{0x1002, 0x130E, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KAVERI|AMD_IS_MOBILITY|AMD_IS_APU},
980 	{0x1002, 0x130F, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KAVERI|AMD_IS_APU},
981 	{0x1002, 0x1310, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KAVERI|AMD_IS_APU},
982 	{0x1002, 0x1311, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KAVERI|AMD_IS_APU},
983 	{0x1002, 0x1312, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KAVERI|AMD_IS_APU},
984 	{0x1002, 0x1313, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KAVERI|AMD_IS_APU},
985 	{0x1002, 0x1315, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KAVERI|AMD_IS_APU},
986 	{0x1002, 0x1316, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KAVERI|AMD_IS_APU},
987 	{0x1002, 0x1317, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KAVERI|AMD_IS_MOBILITY|AMD_IS_APU},
988 	{0x1002, 0x1318, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KAVERI|AMD_IS_MOBILITY|AMD_IS_APU},
989 	{0x1002, 0x131B, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KAVERI|AMD_IS_APU},
990 	{0x1002, 0x131C, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KAVERI|AMD_IS_APU},
991 	{0x1002, 0x131D, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KAVERI|AMD_IS_APU},
992 	/* Bonaire */
993 	{0x1002, 0x6640, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_BONAIRE|AMD_IS_MOBILITY},
994 	{0x1002, 0x6641, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_BONAIRE|AMD_IS_MOBILITY},
995 	{0x1002, 0x6646, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_BONAIRE|AMD_IS_MOBILITY},
996 	{0x1002, 0x6647, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_BONAIRE|AMD_IS_MOBILITY},
997 	{0x1002, 0x6649, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_BONAIRE},
998 	{0x1002, 0x6650, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_BONAIRE},
999 	{0x1002, 0x6651, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_BONAIRE},
1000 	{0x1002, 0x6658, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_BONAIRE},
1001 	{0x1002, 0x665c, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_BONAIRE},
1002 	{0x1002, 0x665d, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_BONAIRE},
1003 	{0x1002, 0x665f, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_BONAIRE},
1004 	/* Hawaii */
1005 	{0x1002, 0x67A0, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_HAWAII},
1006 	{0x1002, 0x67A1, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_HAWAII},
1007 	{0x1002, 0x67A2, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_HAWAII},
1008 	{0x1002, 0x67A8, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_HAWAII},
1009 	{0x1002, 0x67A9, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_HAWAII},
1010 	{0x1002, 0x67AA, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_HAWAII},
1011 	{0x1002, 0x67B0, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_HAWAII},
1012 	{0x1002, 0x67B1, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_HAWAII},
1013 	{0x1002, 0x67B8, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_HAWAII},
1014 	{0x1002, 0x67B9, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_HAWAII},
1015 	{0x1002, 0x67BA, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_HAWAII},
1016 	{0x1002, 0x67BE, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_HAWAII},
1017 	/* Kabini */
1018 	{0x1002, 0x9830, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KABINI|AMD_IS_MOBILITY|AMD_IS_APU},
1019 	{0x1002, 0x9831, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KABINI|AMD_IS_APU},
1020 	{0x1002, 0x9832, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KABINI|AMD_IS_MOBILITY|AMD_IS_APU},
1021 	{0x1002, 0x9833, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KABINI|AMD_IS_APU},
1022 	{0x1002, 0x9834, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KABINI|AMD_IS_MOBILITY|AMD_IS_APU},
1023 	{0x1002, 0x9835, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KABINI|AMD_IS_APU},
1024 	{0x1002, 0x9836, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KABINI|AMD_IS_MOBILITY|AMD_IS_APU},
1025 	{0x1002, 0x9837, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KABINI|AMD_IS_APU},
1026 	{0x1002, 0x9838, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KABINI|AMD_IS_MOBILITY|AMD_IS_APU},
1027 	{0x1002, 0x9839, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KABINI|AMD_IS_MOBILITY|AMD_IS_APU},
1028 	{0x1002, 0x983a, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KABINI|AMD_IS_APU},
1029 	{0x1002, 0x983b, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KABINI|AMD_IS_MOBILITY|AMD_IS_APU},
1030 	{0x1002, 0x983c, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KABINI|AMD_IS_APU},
1031 	{0x1002, 0x983d, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KABINI|AMD_IS_APU},
1032 	{0x1002, 0x983e, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KABINI|AMD_IS_APU},
1033 	{0x1002, 0x983f, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KABINI|AMD_IS_APU},
1034 	/* mullins */
1035 	{0x1002, 0x9850, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_MULLINS|AMD_IS_MOBILITY|AMD_IS_APU},
1036 	{0x1002, 0x9851, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_MULLINS|AMD_IS_MOBILITY|AMD_IS_APU},
1037 	{0x1002, 0x9852, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_MULLINS|AMD_IS_MOBILITY|AMD_IS_APU},
1038 	{0x1002, 0x9853, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_MULLINS|AMD_IS_MOBILITY|AMD_IS_APU},
1039 	{0x1002, 0x9854, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_MULLINS|AMD_IS_MOBILITY|AMD_IS_APU},
1040 	{0x1002, 0x9855, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_MULLINS|AMD_IS_MOBILITY|AMD_IS_APU},
1041 	{0x1002, 0x9856, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_MULLINS|AMD_IS_MOBILITY|AMD_IS_APU},
1042 	{0x1002, 0x9857, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_MULLINS|AMD_IS_MOBILITY|AMD_IS_APU},
1043 	{0x1002, 0x9858, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_MULLINS|AMD_IS_MOBILITY|AMD_IS_APU},
1044 	{0x1002, 0x9859, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_MULLINS|AMD_IS_MOBILITY|AMD_IS_APU},
1045 	{0x1002, 0x985A, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_MULLINS|AMD_IS_MOBILITY|AMD_IS_APU},
1046 	{0x1002, 0x985B, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_MULLINS|AMD_IS_MOBILITY|AMD_IS_APU},
1047 	{0x1002, 0x985C, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_MULLINS|AMD_IS_MOBILITY|AMD_IS_APU},
1048 	{0x1002, 0x985D, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_MULLINS|AMD_IS_MOBILITY|AMD_IS_APU},
1049 	{0x1002, 0x985E, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_MULLINS|AMD_IS_MOBILITY|AMD_IS_APU},
1050 	{0x1002, 0x985F, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_MULLINS|AMD_IS_MOBILITY|AMD_IS_APU},
1051 #endif
1052 	/* topaz */
1053 	{0x1002, 0x6900, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_TOPAZ},
1054 	{0x1002, 0x6901, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_TOPAZ},
1055 	{0x1002, 0x6902, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_TOPAZ},
1056 	{0x1002, 0x6903, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_TOPAZ},
1057 	{0x1002, 0x6907, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_TOPAZ},
1058 	/* tonga */
1059 	{0x1002, 0x6920, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_TONGA},
1060 	{0x1002, 0x6921, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_TONGA},
1061 	{0x1002, 0x6928, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_TONGA},
1062 	{0x1002, 0x6929, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_TONGA},
1063 	{0x1002, 0x692B, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_TONGA},
1064 	{0x1002, 0x692F, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_TONGA},
1065 	{0x1002, 0x6930, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_TONGA},
1066 	{0x1002, 0x6938, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_TONGA},
1067 	{0x1002, 0x6939, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_TONGA},
1068 	/* fiji */
1069 	{0x1002, 0x7300, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_FIJI},
1070 	{0x1002, 0x730F, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_FIJI},
1071 	/* carrizo */
1072 	{0x1002, 0x9870, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_CARRIZO|AMD_IS_APU},
1073 	{0x1002, 0x9874, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_CARRIZO|AMD_IS_APU},
1074 	{0x1002, 0x9875, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_CARRIZO|AMD_IS_APU},
1075 	{0x1002, 0x9876, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_CARRIZO|AMD_IS_APU},
1076 	{0x1002, 0x9877, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_CARRIZO|AMD_IS_APU},
1077 	/* stoney */
1078 	{0x1002, 0x98E4, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_STONEY|AMD_IS_APU},
1079 	/* Polaris11 */
1080 	{0x1002, 0x67E0, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_POLARIS11},
1081 	{0x1002, 0x67E3, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_POLARIS11},
1082 	{0x1002, 0x67E8, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_POLARIS11},
1083 	{0x1002, 0x67EB, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_POLARIS11},
1084 	{0x1002, 0x67EF, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_POLARIS11},
1085 	{0x1002, 0x67FF, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_POLARIS11},
1086 	{0x1002, 0x67E1, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_POLARIS11},
1087 	{0x1002, 0x67E7, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_POLARIS11},
1088 	{0x1002, 0x67E9, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_POLARIS11},
1089 	/* Polaris10 */
1090 	{0x1002, 0x67C0, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_POLARIS10},
1091 	{0x1002, 0x67C1, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_POLARIS10},
1092 	{0x1002, 0x67C2, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_POLARIS10},
1093 	{0x1002, 0x67C4, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_POLARIS10},
1094 	{0x1002, 0x67C7, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_POLARIS10},
1095 	{0x1002, 0x67D0, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_POLARIS10},
1096 	{0x1002, 0x67DF, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_POLARIS10},
1097 	{0x1002, 0x67C8, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_POLARIS10},
1098 	{0x1002, 0x67C9, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_POLARIS10},
1099 	{0x1002, 0x67CA, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_POLARIS10},
1100 	{0x1002, 0x67CC, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_POLARIS10},
1101 	{0x1002, 0x67CF, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_POLARIS10},
1102 	{0x1002, 0x6FDF, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_POLARIS10},
1103 	/* Polaris12 */
1104 	{0x1002, 0x6980, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_POLARIS12},
1105 	{0x1002, 0x6981, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_POLARIS12},
1106 	{0x1002, 0x6985, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_POLARIS12},
1107 	{0x1002, 0x6986, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_POLARIS12},
1108 	{0x1002, 0x6987, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_POLARIS12},
1109 	{0x1002, 0x6995, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_POLARIS12},
1110 	{0x1002, 0x6997, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_POLARIS12},
1111 	{0x1002, 0x699F, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_POLARIS12},
1112 	/* VEGAM */
1113 	{0x1002, 0x694C, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VEGAM},
1114 	{0x1002, 0x694E, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VEGAM},
1115 	{0x1002, 0x694F, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VEGAM},
1116 	/* Vega 10 */
1117 	{0x1002, 0x6860, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VEGA10},
1118 	{0x1002, 0x6861, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VEGA10},
1119 	{0x1002, 0x6862, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VEGA10},
1120 	{0x1002, 0x6863, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VEGA10},
1121 	{0x1002, 0x6864, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VEGA10},
1122 	{0x1002, 0x6867, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VEGA10},
1123 	{0x1002, 0x6868, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VEGA10},
1124 	{0x1002, 0x6869, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VEGA10},
1125 	{0x1002, 0x686a, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VEGA10},
1126 	{0x1002, 0x686b, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VEGA10},
1127 	{0x1002, 0x686c, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VEGA10},
1128 	{0x1002, 0x686d, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VEGA10},
1129 	{0x1002, 0x686e, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VEGA10},
1130 	{0x1002, 0x686f, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VEGA10},
1131 	{0x1002, 0x687f, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VEGA10},
1132 	/* Vega 12 */
1133 	{0x1002, 0x69A0, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VEGA12},
1134 	{0x1002, 0x69A1, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VEGA12},
1135 	{0x1002, 0x69A2, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VEGA12},
1136 	{0x1002, 0x69A3, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VEGA12},
1137 	{0x1002, 0x69AF, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VEGA12},
1138 	/* Vega 20 */
1139 	{0x1002, 0x66A0, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VEGA20},
1140 	{0x1002, 0x66A1, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VEGA20},
1141 	{0x1002, 0x66A2, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VEGA20},
1142 	{0x1002, 0x66A3, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VEGA20},
1143 	{0x1002, 0x66A4, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VEGA20},
1144 	{0x1002, 0x66A7, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VEGA20},
1145 	{0x1002, 0x66AF, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VEGA20},
1146 	/* Raven */
1147 	{0x1002, 0x15dd, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RAVEN|AMD_IS_APU},
1148 	{0x1002, 0x15d8, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RAVEN|AMD_IS_APU},
1149 	/* Arcturus */
1150 	{0x1002, 0x738C, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_ARCTURUS},
1151 	{0x1002, 0x7388, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_ARCTURUS},
1152 	{0x1002, 0x738E, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_ARCTURUS},
1153 	{0x1002, 0x7390, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_ARCTURUS},
1154 	/* Navi10 */
1155 	{0x1002, 0x7310, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_NAVI10},
1156 	{0x1002, 0x7312, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_NAVI10},
1157 	{0x1002, 0x7318, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_NAVI10},
1158 	{0x1002, 0x7319, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_NAVI10},
1159 	{0x1002, 0x731A, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_NAVI10},
1160 	{0x1002, 0x731B, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_NAVI10},
1161 	{0x1002, 0x731E, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_NAVI10},
1162 	{0x1002, 0x731F, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_NAVI10},
1163 	/* Navi14 */
1164 	{0x1002, 0x7340, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_NAVI14},
1165 	{0x1002, 0x7341, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_NAVI14},
1166 	{0x1002, 0x7347, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_NAVI14},
1167 	{0x1002, 0x734F, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_NAVI14},
1168 
1169 	/* Renoir */
1170 	{0x1002, 0x15E7, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RENOIR|AMD_IS_APU},
1171 	{0x1002, 0x1636, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RENOIR|AMD_IS_APU},
1172 	{0x1002, 0x1638, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RENOIR|AMD_IS_APU},
1173 	{0x1002, 0x164C, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RENOIR|AMD_IS_APU},
1174 
1175 	/* Navi12 */
1176 	{0x1002, 0x7360, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_NAVI12},
1177 	{0x1002, 0x7362, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_NAVI12},
1178 
1179 	/* Sienna_Cichlid */
1180 	{0x1002, 0x73A0, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_SIENNA_CICHLID},
1181 	{0x1002, 0x73A1, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_SIENNA_CICHLID},
1182 	{0x1002, 0x73A2, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_SIENNA_CICHLID},
1183 	{0x1002, 0x73A3, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_SIENNA_CICHLID},
1184 	{0x1002, 0x73A5, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_SIENNA_CICHLID},
1185 	{0x1002, 0x73A8, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_SIENNA_CICHLID},
1186 	{0x1002, 0x73A9, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_SIENNA_CICHLID},
1187 	{0x1002, 0x73AB, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_SIENNA_CICHLID},
1188 	{0x1002, 0x73AC, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_SIENNA_CICHLID},
1189 	{0x1002, 0x73AD, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_SIENNA_CICHLID},
1190 	{0x1002, 0x73AE, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_SIENNA_CICHLID},
1191 	{0x1002, 0x73AF, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_SIENNA_CICHLID},
1192 	{0x1002, 0x73BF, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_SIENNA_CICHLID},
1193 
1194 	/* Van Gogh */
1195 	{0x1002, 0x163F, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VANGOGH|AMD_IS_APU},
1196 
1197 	/* Yellow Carp */
1198 	{0x1002, 0x164D, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_YELLOW_CARP|AMD_IS_APU},
1199 	{0x1002, 0x1681, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_YELLOW_CARP|AMD_IS_APU},
1200 
1201 	/* Navy_Flounder */
1202 	{0x1002, 0x73C0, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_NAVY_FLOUNDER},
1203 	{0x1002, 0x73C1, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_NAVY_FLOUNDER},
1204 	{0x1002, 0x73C3, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_NAVY_FLOUNDER},
1205 	{0x1002, 0x73DA, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_NAVY_FLOUNDER},
1206 	{0x1002, 0x73DB, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_NAVY_FLOUNDER},
1207 	{0x1002, 0x73DC, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_NAVY_FLOUNDER},
1208 	{0x1002, 0x73DD, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_NAVY_FLOUNDER},
1209 	{0x1002, 0x73DE, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_NAVY_FLOUNDER},
1210 	{0x1002, 0x73DF, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_NAVY_FLOUNDER},
1211 
1212 	/* DIMGREY_CAVEFISH */
1213 	{0x1002, 0x73E0, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_DIMGREY_CAVEFISH},
1214 	{0x1002, 0x73E1, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_DIMGREY_CAVEFISH},
1215 	{0x1002, 0x73E2, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_DIMGREY_CAVEFISH},
1216 	{0x1002, 0x73E3, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_DIMGREY_CAVEFISH},
1217 	{0x1002, 0x73E8, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_DIMGREY_CAVEFISH},
1218 	{0x1002, 0x73E9, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_DIMGREY_CAVEFISH},
1219 	{0x1002, 0x73EA, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_DIMGREY_CAVEFISH},
1220 	{0x1002, 0x73EB, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_DIMGREY_CAVEFISH},
1221 	{0x1002, 0x73EC, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_DIMGREY_CAVEFISH},
1222 	{0x1002, 0x73ED, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_DIMGREY_CAVEFISH},
1223 	{0x1002, 0x73EF, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_DIMGREY_CAVEFISH},
1224 	{0x1002, 0x73FF, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_DIMGREY_CAVEFISH},
1225 
1226 	/* Aldebaran */
1227 	{0x1002, 0x7408, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_ALDEBARAN|AMD_EXP_HW_SUPPORT},
1228 	{0x1002, 0x740C, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_ALDEBARAN|AMD_EXP_HW_SUPPORT},
1229 	{0x1002, 0x740F, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_ALDEBARAN|AMD_EXP_HW_SUPPORT},
1230 	{0x1002, 0x7410, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_ALDEBARAN|AMD_EXP_HW_SUPPORT},
1231 
1232 	/* CYAN_SKILLFISH */
1233 	{0x1002, 0x13FE, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_CYAN_SKILLFISH|AMD_IS_APU},
1234 
1235 	/* BEIGE_GOBY */
1236 	{0x1002, 0x7420, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_BEIGE_GOBY},
1237 	{0x1002, 0x7421, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_BEIGE_GOBY},
1238 	{0x1002, 0x7422, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_BEIGE_GOBY},
1239 	{0x1002, 0x7423, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_BEIGE_GOBY},
1240 	{0x1002, 0x743F, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_BEIGE_GOBY},
1241 
1242 	{0, 0, 0}
1243 };
1244 
1245 MODULE_DEVICE_TABLE(pci, pciidlist);
1246 
1247 static const struct drm_driver amdgpu_kms_driver;
1248 
amdgpu_pci_probe(struct pci_dev * pdev,const struct pci_device_id * ent)1249 static int amdgpu_pci_probe(struct pci_dev *pdev,
1250 			    const struct pci_device_id *ent)
1251 {
1252 	struct drm_device *ddev;
1253 	struct amdgpu_device *adev;
1254 	unsigned long flags = ent->driver_data;
1255 	int ret, retry = 0;
1256 	bool supports_atomic = false;
1257 
1258 	if (amdgpu_virtual_display ||
1259 	    amdgpu_device_asic_has_dc_support(flags & AMD_ASIC_MASK))
1260 		supports_atomic = true;
1261 
1262 	if ((flags & AMD_EXP_HW_SUPPORT) && !amdgpu_exp_hw_support) {
1263 		DRM_INFO("This hardware requires experimental hardware support.\n"
1264 			 "See modparam exp_hw_support\n");
1265 		return -ENODEV;
1266 	}
1267 
1268 	/* Due to hardware bugs, S/G Display on raven requires a 1:1 IOMMU mapping,
1269 	 * however, SME requires an indirect IOMMU mapping because the encryption
1270 	 * bit is beyond the DMA mask of the chip.
1271 	 */
1272 	if (mem_encrypt_active() && ((flags & AMD_ASIC_MASK) == CHIP_RAVEN)) {
1273 		dev_info(&pdev->dev,
1274 			 "SME is not compatible with RAVEN\n");
1275 		return -ENOTSUPP;
1276 	}
1277 
1278 #ifdef CONFIG_DRM_AMDGPU_SI
1279 	if (!amdgpu_si_support) {
1280 		switch (flags & AMD_ASIC_MASK) {
1281 		case CHIP_TAHITI:
1282 		case CHIP_PITCAIRN:
1283 		case CHIP_VERDE:
1284 		case CHIP_OLAND:
1285 		case CHIP_HAINAN:
1286 			dev_info(&pdev->dev,
1287 				 "SI support provided by radeon.\n");
1288 			dev_info(&pdev->dev,
1289 				 "Use radeon.si_support=0 amdgpu.si_support=1 to override.\n"
1290 				);
1291 			return -ENODEV;
1292 		}
1293 	}
1294 #endif
1295 #ifdef CONFIG_DRM_AMDGPU_CIK
1296 	if (!amdgpu_cik_support) {
1297 		switch (flags & AMD_ASIC_MASK) {
1298 		case CHIP_KAVERI:
1299 		case CHIP_BONAIRE:
1300 		case CHIP_HAWAII:
1301 		case CHIP_KABINI:
1302 		case CHIP_MULLINS:
1303 			dev_info(&pdev->dev,
1304 				 "CIK support provided by radeon.\n");
1305 			dev_info(&pdev->dev,
1306 				 "Use radeon.cik_support=0 amdgpu.cik_support=1 to override.\n"
1307 				);
1308 			return -ENODEV;
1309 		}
1310 	}
1311 #endif
1312 
1313 	/* Get rid of things like offb */
1314 	ret = drm_aperture_remove_conflicting_pci_framebuffers(pdev, &amdgpu_kms_driver);
1315 	if (ret)
1316 		return ret;
1317 
1318 	adev = devm_drm_dev_alloc(&pdev->dev, &amdgpu_kms_driver, typeof(*adev), ddev);
1319 	if (IS_ERR(adev))
1320 		return PTR_ERR(adev);
1321 
1322 	adev->dev  = &pdev->dev;
1323 	adev->pdev = pdev;
1324 	ddev = adev_to_drm(adev);
1325 
1326 	if (!supports_atomic)
1327 		ddev->driver_features &= ~DRIVER_ATOMIC;
1328 
1329 	ret = pci_enable_device(pdev);
1330 	if (ret)
1331 		return ret;
1332 
1333 	pci_set_drvdata(pdev, ddev);
1334 
1335 	ret = amdgpu_driver_load_kms(adev, ent->driver_data);
1336 	if (ret)
1337 		goto err_pci;
1338 
1339 retry_init:
1340 	ret = drm_dev_register(ddev, ent->driver_data);
1341 	if (ret == -EAGAIN && ++retry <= 3) {
1342 		DRM_INFO("retry init %d\n", retry);
1343 		/* Don't request EX mode too frequently which is attacking */
1344 		msleep(5000);
1345 		goto retry_init;
1346 	} else if (ret) {
1347 		goto err_pci;
1348 	}
1349 
1350 	ret = amdgpu_debugfs_init(adev);
1351 	if (ret)
1352 		DRM_ERROR("Creating debugfs files failed (%d).\n", ret);
1353 
1354 	return 0;
1355 
1356 err_pci:
1357 	pci_disable_device(pdev);
1358 	return ret;
1359 }
1360 
1361 static void
amdgpu_pci_remove(struct pci_dev * pdev)1362 amdgpu_pci_remove(struct pci_dev *pdev)
1363 {
1364 	struct drm_device *dev = pci_get_drvdata(pdev);
1365 
1366 	drm_dev_unplug(dev);
1367 	amdgpu_driver_unload_kms(dev);
1368 
1369 	/*
1370 	 * Flush any in flight DMA operations from device.
1371 	 * Clear the Bus Master Enable bit and then wait on the PCIe Device
1372 	 * StatusTransactions Pending bit.
1373 	 */
1374 	pci_disable_device(pdev);
1375 	pci_wait_for_pending_transaction(pdev);
1376 }
1377 
1378 static void
amdgpu_pci_shutdown(struct pci_dev * pdev)1379 amdgpu_pci_shutdown(struct pci_dev *pdev)
1380 {
1381 	struct drm_device *dev = pci_get_drvdata(pdev);
1382 	struct amdgpu_device *adev = drm_to_adev(dev);
1383 
1384 	if (amdgpu_ras_intr_triggered())
1385 		return;
1386 
1387 	/* if we are running in a VM, make sure the device
1388 	 * torn down properly on reboot/shutdown.
1389 	 * unfortunately we can't detect certain
1390 	 * hypervisors so just do this all the time.
1391 	 */
1392 	if (!amdgpu_passthrough(adev))
1393 		adev->mp1_state = PP_MP1_STATE_UNLOAD;
1394 	amdgpu_device_ip_suspend(adev);
1395 	adev->mp1_state = PP_MP1_STATE_NONE;
1396 }
1397 
1398 /**
1399  * amdgpu_drv_delayed_reset_work_handler - work handler for reset
1400  *
1401  * @work: work_struct.
1402  */
amdgpu_drv_delayed_reset_work_handler(struct work_struct * work)1403 static void amdgpu_drv_delayed_reset_work_handler(struct work_struct *work)
1404 {
1405 	struct list_head device_list;
1406 	struct amdgpu_device *adev;
1407 	int i, r;
1408 	struct amdgpu_reset_context reset_context;
1409 
1410 	memset(&reset_context, 0, sizeof(reset_context));
1411 
1412 	mutex_lock(&mgpu_info.mutex);
1413 	if (mgpu_info.pending_reset == true) {
1414 		mutex_unlock(&mgpu_info.mutex);
1415 		return;
1416 	}
1417 	mgpu_info.pending_reset = true;
1418 	mutex_unlock(&mgpu_info.mutex);
1419 
1420 	/* Use a common context, just need to make sure full reset is done */
1421 	reset_context.method = AMD_RESET_METHOD_NONE;
1422 	set_bit(AMDGPU_NEED_FULL_RESET, &reset_context.flags);
1423 
1424 	for (i = 0; i < mgpu_info.num_dgpu; i++) {
1425 		adev = mgpu_info.gpu_ins[i].adev;
1426 		reset_context.reset_req_dev = adev;
1427 		r = amdgpu_device_pre_asic_reset(adev, &reset_context);
1428 		if (r) {
1429 			dev_err(adev->dev, "GPU pre asic reset failed with err, %d for drm dev, %s ",
1430 				r, adev_to_drm(adev)->unique);
1431 		}
1432 		if (!queue_work(system_unbound_wq, &adev->xgmi_reset_work))
1433 			r = -EALREADY;
1434 	}
1435 	for (i = 0; i < mgpu_info.num_dgpu; i++) {
1436 		adev = mgpu_info.gpu_ins[i].adev;
1437 		flush_work(&adev->xgmi_reset_work);
1438 		adev->gmc.xgmi.pending_reset = false;
1439 	}
1440 
1441 	/* reset function will rebuild the xgmi hive info , clear it now */
1442 	for (i = 0; i < mgpu_info.num_dgpu; i++)
1443 		amdgpu_xgmi_remove_device(mgpu_info.gpu_ins[i].adev);
1444 
1445 	INIT_LIST_HEAD(&device_list);
1446 
1447 	for (i = 0; i < mgpu_info.num_dgpu; i++)
1448 		list_add_tail(&mgpu_info.gpu_ins[i].adev->reset_list, &device_list);
1449 
1450 	/* unregister the GPU first, reset function will add them back */
1451 	list_for_each_entry(adev, &device_list, reset_list)
1452 		amdgpu_unregister_gpu_instance(adev);
1453 
1454 	/* Use a common context, just need to make sure full reset is done */
1455 	set_bit(AMDGPU_SKIP_HW_RESET, &reset_context.flags);
1456 	r = amdgpu_do_asic_reset(&device_list, &reset_context);
1457 
1458 	if (r) {
1459 		DRM_ERROR("reinit gpus failure");
1460 		return;
1461 	}
1462 	for (i = 0; i < mgpu_info.num_dgpu; i++) {
1463 		adev = mgpu_info.gpu_ins[i].adev;
1464 		if (!adev->kfd.init_complete)
1465 			amdgpu_amdkfd_device_init(adev);
1466 		amdgpu_ttm_set_buffer_funcs_status(adev, true);
1467 	}
1468 	return;
1469 }
1470 
amdgpu_pmops_prepare(struct device * dev)1471 static int amdgpu_pmops_prepare(struct device *dev)
1472 {
1473 	struct drm_device *drm_dev = dev_get_drvdata(dev);
1474 
1475 	/* Return a positive number here so
1476 	 * DPM_FLAG_SMART_SUSPEND works properly
1477 	 */
1478 	if (amdgpu_device_supports_boco(drm_dev))
1479 		return pm_runtime_suspended(dev) &&
1480 			pm_suspend_via_firmware();
1481 
1482 	return 0;
1483 }
1484 
amdgpu_pmops_complete(struct device * dev)1485 static void amdgpu_pmops_complete(struct device *dev)
1486 {
1487 	/* nothing to do */
1488 }
1489 
amdgpu_pmops_suspend(struct device * dev)1490 static int amdgpu_pmops_suspend(struct device *dev)
1491 {
1492 	struct drm_device *drm_dev = dev_get_drvdata(dev);
1493 	struct amdgpu_device *adev = drm_to_adev(drm_dev);
1494 	int r;
1495 
1496 	if (amdgpu_acpi_is_s0ix_active(adev))
1497 		adev->in_s0ix = true;
1498 	adev->in_s3 = true;
1499 	r = amdgpu_device_suspend(drm_dev, true);
1500 	adev->in_s3 = false;
1501 
1502 	return r;
1503 }
1504 
amdgpu_pmops_resume(struct device * dev)1505 static int amdgpu_pmops_resume(struct device *dev)
1506 {
1507 	struct drm_device *drm_dev = dev_get_drvdata(dev);
1508 	struct amdgpu_device *adev = drm_to_adev(drm_dev);
1509 	int r;
1510 
1511 	r = amdgpu_device_resume(drm_dev, true);
1512 	if (amdgpu_acpi_is_s0ix_active(adev))
1513 		adev->in_s0ix = false;
1514 	return r;
1515 }
1516 
amdgpu_pmops_freeze(struct device * dev)1517 static int amdgpu_pmops_freeze(struct device *dev)
1518 {
1519 	struct drm_device *drm_dev = dev_get_drvdata(dev);
1520 	struct amdgpu_device *adev = drm_to_adev(drm_dev);
1521 	int r;
1522 
1523 	adev->in_s4 = true;
1524 	r = amdgpu_device_suspend(drm_dev, true);
1525 	adev->in_s4 = false;
1526 	if (r)
1527 		return r;
1528 	return amdgpu_asic_reset(adev);
1529 }
1530 
amdgpu_pmops_thaw(struct device * dev)1531 static int amdgpu_pmops_thaw(struct device *dev)
1532 {
1533 	struct drm_device *drm_dev = dev_get_drvdata(dev);
1534 
1535 	return amdgpu_device_resume(drm_dev, true);
1536 }
1537 
amdgpu_pmops_poweroff(struct device * dev)1538 static int amdgpu_pmops_poweroff(struct device *dev)
1539 {
1540 	struct drm_device *drm_dev = dev_get_drvdata(dev);
1541 
1542 	return amdgpu_device_suspend(drm_dev, true);
1543 }
1544 
amdgpu_pmops_restore(struct device * dev)1545 static int amdgpu_pmops_restore(struct device *dev)
1546 {
1547 	struct drm_device *drm_dev = dev_get_drvdata(dev);
1548 
1549 	return amdgpu_device_resume(drm_dev, true);
1550 }
1551 
amdgpu_pmops_runtime_suspend(struct device * dev)1552 static int amdgpu_pmops_runtime_suspend(struct device *dev)
1553 {
1554 	struct pci_dev *pdev = to_pci_dev(dev);
1555 	struct drm_device *drm_dev = pci_get_drvdata(pdev);
1556 	struct amdgpu_device *adev = drm_to_adev(drm_dev);
1557 	int ret, i;
1558 
1559 	if (!adev->runpm) {
1560 		pm_runtime_forbid(dev);
1561 		return -EBUSY;
1562 	}
1563 
1564 	/* wait for all rings to drain before suspending */
1565 	for (i = 0; i < AMDGPU_MAX_RINGS; i++) {
1566 		struct amdgpu_ring *ring = adev->rings[i];
1567 		if (ring && ring->sched.ready) {
1568 			ret = amdgpu_fence_wait_empty(ring);
1569 			if (ret)
1570 				return -EBUSY;
1571 		}
1572 	}
1573 
1574 	adev->in_runpm = true;
1575 	if (amdgpu_device_supports_px(drm_dev))
1576 		drm_dev->switch_power_state = DRM_SWITCH_POWER_CHANGING;
1577 
1578 	ret = amdgpu_device_suspend(drm_dev, false);
1579 	if (ret) {
1580 		adev->in_runpm = false;
1581 		return ret;
1582 	}
1583 
1584 	if (amdgpu_device_supports_px(drm_dev)) {
1585 		/* Only need to handle PCI state in the driver for ATPX
1586 		 * PCI core handles it for _PR3.
1587 		 */
1588 		amdgpu_device_cache_pci_state(pdev);
1589 		pci_disable_device(pdev);
1590 		pci_ignore_hotplug(pdev);
1591 		pci_set_power_state(pdev, PCI_D3cold);
1592 		drm_dev->switch_power_state = DRM_SWITCH_POWER_DYNAMIC_OFF;
1593 	} else if (amdgpu_device_supports_boco(drm_dev)) {
1594 		/* nothing to do */
1595 	} else if (amdgpu_device_supports_baco(drm_dev)) {
1596 		amdgpu_device_baco_enter(drm_dev);
1597 	}
1598 
1599 	return 0;
1600 }
1601 
amdgpu_pmops_runtime_resume(struct device * dev)1602 static int amdgpu_pmops_runtime_resume(struct device *dev)
1603 {
1604 	struct pci_dev *pdev = to_pci_dev(dev);
1605 	struct drm_device *drm_dev = pci_get_drvdata(pdev);
1606 	struct amdgpu_device *adev = drm_to_adev(drm_dev);
1607 	int ret;
1608 
1609 	if (!adev->runpm)
1610 		return -EINVAL;
1611 
1612 	/* Avoids registers access if device is physically gone */
1613 	if (!pci_device_is_present(adev->pdev))
1614 		adev->no_hw_access = true;
1615 
1616 	if (amdgpu_device_supports_px(drm_dev)) {
1617 		drm_dev->switch_power_state = DRM_SWITCH_POWER_CHANGING;
1618 
1619 		/* Only need to handle PCI state in the driver for ATPX
1620 		 * PCI core handles it for _PR3.
1621 		 */
1622 		pci_set_power_state(pdev, PCI_D0);
1623 		amdgpu_device_load_pci_state(pdev);
1624 		ret = pci_enable_device(pdev);
1625 		if (ret)
1626 			return ret;
1627 		pci_set_master(pdev);
1628 	} else if (amdgpu_device_supports_boco(drm_dev)) {
1629 		/* Only need to handle PCI state in the driver for ATPX
1630 		 * PCI core handles it for _PR3.
1631 		 */
1632 		pci_set_master(pdev);
1633 	} else if (amdgpu_device_supports_baco(drm_dev)) {
1634 		amdgpu_device_baco_exit(drm_dev);
1635 	}
1636 	ret = amdgpu_device_resume(drm_dev, false);
1637 	if (ret)
1638 		return ret;
1639 
1640 	if (amdgpu_device_supports_px(drm_dev))
1641 		drm_dev->switch_power_state = DRM_SWITCH_POWER_ON;
1642 	adev->in_runpm = false;
1643 	return 0;
1644 }
1645 
amdgpu_pmops_runtime_idle(struct device * dev)1646 static int amdgpu_pmops_runtime_idle(struct device *dev)
1647 {
1648 	struct drm_device *drm_dev = dev_get_drvdata(dev);
1649 	struct amdgpu_device *adev = drm_to_adev(drm_dev);
1650 	/* we don't want the main rpm_idle to call suspend - we want to autosuspend */
1651 	int ret = 1;
1652 
1653 	if (!adev->runpm) {
1654 		pm_runtime_forbid(dev);
1655 		return -EBUSY;
1656 	}
1657 
1658 	if (amdgpu_device_has_dc_support(adev)) {
1659 		struct drm_crtc *crtc;
1660 
1661 		drm_for_each_crtc(crtc, drm_dev) {
1662 			drm_modeset_lock(&crtc->mutex, NULL);
1663 			if (crtc->state->active)
1664 				ret = -EBUSY;
1665 			drm_modeset_unlock(&crtc->mutex);
1666 			if (ret < 0)
1667 				break;
1668 		}
1669 
1670 	} else {
1671 		struct drm_connector *list_connector;
1672 		struct drm_connector_list_iter iter;
1673 
1674 		mutex_lock(&drm_dev->mode_config.mutex);
1675 		drm_modeset_lock(&drm_dev->mode_config.connection_mutex, NULL);
1676 
1677 		drm_connector_list_iter_begin(drm_dev, &iter);
1678 		drm_for_each_connector_iter(list_connector, &iter) {
1679 			if (list_connector->dpms ==  DRM_MODE_DPMS_ON) {
1680 				ret = -EBUSY;
1681 				break;
1682 			}
1683 		}
1684 
1685 		drm_connector_list_iter_end(&iter);
1686 
1687 		drm_modeset_unlock(&drm_dev->mode_config.connection_mutex);
1688 		mutex_unlock(&drm_dev->mode_config.mutex);
1689 	}
1690 
1691 	if (ret == -EBUSY)
1692 		DRM_DEBUG_DRIVER("failing to power off - crtc active\n");
1693 
1694 	pm_runtime_mark_last_busy(dev);
1695 	pm_runtime_autosuspend(dev);
1696 	return ret;
1697 }
1698 
amdgpu_drm_ioctl(struct file * filp,unsigned int cmd,unsigned long arg)1699 long amdgpu_drm_ioctl(struct file *filp,
1700 		      unsigned int cmd, unsigned long arg)
1701 {
1702 	struct drm_file *file_priv = filp->private_data;
1703 	struct drm_device *dev;
1704 	long ret;
1705 	dev = file_priv->minor->dev;
1706 	ret = pm_runtime_get_sync(dev->dev);
1707 	if (ret < 0)
1708 		goto out;
1709 
1710 	ret = drm_ioctl(filp, cmd, arg);
1711 
1712 	pm_runtime_mark_last_busy(dev->dev);
1713 out:
1714 	pm_runtime_put_autosuspend(dev->dev);
1715 	return ret;
1716 }
1717 
1718 static const struct dev_pm_ops amdgpu_pm_ops = {
1719 	.prepare = amdgpu_pmops_prepare,
1720 	.complete = amdgpu_pmops_complete,
1721 	.suspend = amdgpu_pmops_suspend,
1722 	.resume = amdgpu_pmops_resume,
1723 	.freeze = amdgpu_pmops_freeze,
1724 	.thaw = amdgpu_pmops_thaw,
1725 	.poweroff = amdgpu_pmops_poweroff,
1726 	.restore = amdgpu_pmops_restore,
1727 	.runtime_suspend = amdgpu_pmops_runtime_suspend,
1728 	.runtime_resume = amdgpu_pmops_runtime_resume,
1729 	.runtime_idle = amdgpu_pmops_runtime_idle,
1730 };
1731 
amdgpu_flush(struct file * f,fl_owner_t id)1732 static int amdgpu_flush(struct file *f, fl_owner_t id)
1733 {
1734 	struct drm_file *file_priv = f->private_data;
1735 	struct amdgpu_fpriv *fpriv = file_priv->driver_priv;
1736 	long timeout = MAX_WAIT_SCHED_ENTITY_Q_EMPTY;
1737 
1738 	timeout = amdgpu_ctx_mgr_entity_flush(&fpriv->ctx_mgr, timeout);
1739 	timeout = amdgpu_vm_wait_idle(&fpriv->vm, timeout);
1740 
1741 	return timeout >= 0 ? 0 : timeout;
1742 }
1743 
1744 static const struct file_operations amdgpu_driver_kms_fops = {
1745 	.owner = THIS_MODULE,
1746 	.open = drm_open,
1747 	.flush = amdgpu_flush,
1748 	.release = drm_release,
1749 	.unlocked_ioctl = amdgpu_drm_ioctl,
1750 	.mmap = drm_gem_mmap,
1751 	.poll = drm_poll,
1752 	.read = drm_read,
1753 #ifdef CONFIG_COMPAT
1754 	.compat_ioctl = amdgpu_kms_compat_ioctl,
1755 #endif
1756 #ifdef CONFIG_PROC_FS
1757 	.show_fdinfo = amdgpu_show_fdinfo
1758 #endif
1759 };
1760 
amdgpu_file_to_fpriv(struct file * filp,struct amdgpu_fpriv ** fpriv)1761 int amdgpu_file_to_fpriv(struct file *filp, struct amdgpu_fpriv **fpriv)
1762 {
1763 	struct drm_file *file;
1764 
1765 	if (!filp)
1766 		return -EINVAL;
1767 
1768 	if (filp->f_op != &amdgpu_driver_kms_fops) {
1769 		return -EINVAL;
1770 	}
1771 
1772 	file = filp->private_data;
1773 	*fpriv = file->driver_priv;
1774 	return 0;
1775 }
1776 
1777 const struct drm_ioctl_desc amdgpu_ioctls_kms[] = {
1778 	DRM_IOCTL_DEF_DRV(AMDGPU_GEM_CREATE, amdgpu_gem_create_ioctl, DRM_AUTH|DRM_RENDER_ALLOW),
1779 	DRM_IOCTL_DEF_DRV(AMDGPU_CTX, amdgpu_ctx_ioctl, DRM_AUTH|DRM_RENDER_ALLOW),
1780 	DRM_IOCTL_DEF_DRV(AMDGPU_VM, amdgpu_vm_ioctl, DRM_AUTH|DRM_RENDER_ALLOW),
1781 	DRM_IOCTL_DEF_DRV(AMDGPU_SCHED, amdgpu_sched_ioctl, DRM_MASTER),
1782 	DRM_IOCTL_DEF_DRV(AMDGPU_BO_LIST, amdgpu_bo_list_ioctl, DRM_AUTH|DRM_RENDER_ALLOW),
1783 	DRM_IOCTL_DEF_DRV(AMDGPU_FENCE_TO_HANDLE, amdgpu_cs_fence_to_handle_ioctl, DRM_AUTH|DRM_RENDER_ALLOW),
1784 	/* KMS */
1785 	DRM_IOCTL_DEF_DRV(AMDGPU_GEM_MMAP, amdgpu_gem_mmap_ioctl, DRM_AUTH|DRM_RENDER_ALLOW),
1786 	DRM_IOCTL_DEF_DRV(AMDGPU_GEM_WAIT_IDLE, amdgpu_gem_wait_idle_ioctl, DRM_AUTH|DRM_RENDER_ALLOW),
1787 	DRM_IOCTL_DEF_DRV(AMDGPU_CS, amdgpu_cs_ioctl, DRM_AUTH|DRM_RENDER_ALLOW),
1788 	DRM_IOCTL_DEF_DRV(AMDGPU_INFO, amdgpu_info_ioctl, DRM_AUTH|DRM_RENDER_ALLOW),
1789 	DRM_IOCTL_DEF_DRV(AMDGPU_WAIT_CS, amdgpu_cs_wait_ioctl, DRM_AUTH|DRM_RENDER_ALLOW),
1790 	DRM_IOCTL_DEF_DRV(AMDGPU_WAIT_FENCES, amdgpu_cs_wait_fences_ioctl, DRM_AUTH|DRM_RENDER_ALLOW),
1791 	DRM_IOCTL_DEF_DRV(AMDGPU_GEM_METADATA, amdgpu_gem_metadata_ioctl, DRM_AUTH|DRM_RENDER_ALLOW),
1792 	DRM_IOCTL_DEF_DRV(AMDGPU_GEM_VA, amdgpu_gem_va_ioctl, DRM_AUTH|DRM_RENDER_ALLOW),
1793 	DRM_IOCTL_DEF_DRV(AMDGPU_GEM_OP, amdgpu_gem_op_ioctl, DRM_AUTH|DRM_RENDER_ALLOW),
1794 	DRM_IOCTL_DEF_DRV(AMDGPU_GEM_USERPTR, amdgpu_gem_userptr_ioctl, DRM_AUTH|DRM_RENDER_ALLOW),
1795 };
1796 
1797 static const struct drm_driver amdgpu_kms_driver = {
1798 	.driver_features =
1799 	    DRIVER_ATOMIC |
1800 	    DRIVER_GEM |
1801 	    DRIVER_RENDER | DRIVER_MODESET | DRIVER_SYNCOBJ |
1802 	    DRIVER_SYNCOBJ_TIMELINE,
1803 	.open = amdgpu_driver_open_kms,
1804 	.postclose = amdgpu_driver_postclose_kms,
1805 	.lastclose = amdgpu_driver_lastclose_kms,
1806 	.ioctls = amdgpu_ioctls_kms,
1807 	.num_ioctls = ARRAY_SIZE(amdgpu_ioctls_kms),
1808 	.dumb_create = amdgpu_mode_dumb_create,
1809 	.dumb_map_offset = amdgpu_mode_dumb_mmap,
1810 	.fops = &amdgpu_driver_kms_fops,
1811 	.release = &amdgpu_driver_release_kms,
1812 
1813 	.prime_handle_to_fd = drm_gem_prime_handle_to_fd,
1814 	.prime_fd_to_handle = drm_gem_prime_fd_to_handle,
1815 	.gem_prime_import = amdgpu_gem_prime_import,
1816 	.gem_prime_mmap = drm_gem_prime_mmap,
1817 
1818 	.name = DRIVER_NAME,
1819 	.desc = DRIVER_DESC,
1820 	.date = DRIVER_DATE,
1821 	.major = KMS_DRIVER_MAJOR,
1822 	.minor = KMS_DRIVER_MINOR,
1823 	.patchlevel = KMS_DRIVER_PATCHLEVEL,
1824 };
1825 
1826 static struct pci_error_handlers amdgpu_pci_err_handler = {
1827 	.error_detected	= amdgpu_pci_error_detected,
1828 	.mmio_enabled	= amdgpu_pci_mmio_enabled,
1829 	.slot_reset	= amdgpu_pci_slot_reset,
1830 	.resume		= amdgpu_pci_resume,
1831 };
1832 
1833 extern const struct attribute_group amdgpu_vram_mgr_attr_group;
1834 extern const struct attribute_group amdgpu_gtt_mgr_attr_group;
1835 extern const struct attribute_group amdgpu_vbios_version_attr_group;
1836 
1837 static const struct attribute_group *amdgpu_sysfs_groups[] = {
1838 	&amdgpu_vram_mgr_attr_group,
1839 	&amdgpu_gtt_mgr_attr_group,
1840 	&amdgpu_vbios_version_attr_group,
1841 	NULL,
1842 };
1843 
1844 
1845 static struct pci_driver amdgpu_kms_pci_driver = {
1846 	.name = DRIVER_NAME,
1847 	.id_table = pciidlist,
1848 	.probe = amdgpu_pci_probe,
1849 	.remove = amdgpu_pci_remove,
1850 	.shutdown = amdgpu_pci_shutdown,
1851 	.driver.pm = &amdgpu_pm_ops,
1852 	.err_handler = &amdgpu_pci_err_handler,
1853 	.dev_groups = amdgpu_sysfs_groups,
1854 };
1855 
amdgpu_init(void)1856 static int __init amdgpu_init(void)
1857 {
1858 	int r;
1859 
1860 	if (vgacon_text_force()) {
1861 		DRM_ERROR("VGACON disables amdgpu kernel modesetting.\n");
1862 		return -EINVAL;
1863 	}
1864 
1865 	r = amdgpu_sync_init();
1866 	if (r)
1867 		goto error_sync;
1868 
1869 	r = amdgpu_fence_slab_init();
1870 	if (r)
1871 		goto error_fence;
1872 
1873 	DRM_INFO("amdgpu kernel modesetting enabled.\n");
1874 	amdgpu_register_atpx_handler();
1875 	amdgpu_acpi_detect();
1876 
1877 	/* Ignore KFD init failures. Normal when CONFIG_HSA_AMD is not set. */
1878 	amdgpu_amdkfd_init();
1879 
1880 	/* let modprobe override vga console setting */
1881 	return pci_register_driver(&amdgpu_kms_pci_driver);
1882 
1883 error_fence:
1884 	amdgpu_sync_fini();
1885 
1886 error_sync:
1887 	return r;
1888 }
1889 
amdgpu_exit(void)1890 static void __exit amdgpu_exit(void)
1891 {
1892 	amdgpu_amdkfd_fini();
1893 	pci_unregister_driver(&amdgpu_kms_pci_driver);
1894 	amdgpu_unregister_atpx_handler();
1895 	amdgpu_sync_fini();
1896 	amdgpu_fence_slab_fini();
1897 	mmu_notifier_synchronize();
1898 }
1899 
1900 module_init(amdgpu_init);
1901 module_exit(amdgpu_exit);
1902 
1903 MODULE_AUTHOR(DRIVER_AUTHOR);
1904 MODULE_DESCRIPTION(DRIVER_DESC);
1905 MODULE_LICENSE("GPL and additional rights");
1906