xref: /linux/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c (revision 20bfd25757659ff8229eeed6f048c76f9a11a4a3)
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/clients/drm_client_setup.h>
27 #include <drm/drm_drv.h>
28 #include <drm/drm_fbdev_ttm.h>
29 #include <drm/drm_gem.h>
30 #include <drm/drm_managed.h>
31 #include <drm/drm_pciids.h>
32 #include <drm/drm_probe_helper.h>
33 #include <drm/drm_vblank.h>
34 
35 #include <linux/cc_platform.h>
36 #include <linux/dynamic_debug.h>
37 #include <linux/module.h>
38 #include <linux/mmu_notifier.h>
39 #include <linux/pm_runtime.h>
40 #include <linux/suspend.h>
41 #include <linux/vga_switcheroo.h>
42 
43 #include "amdgpu.h"
44 #include "amdgpu_amdkfd.h"
45 #include "amdgpu_dma_buf.h"
46 #include "amdgpu_drv.h"
47 #include "amdgpu_fdinfo.h"
48 #include "amdgpu_irq.h"
49 #include "amdgpu_psp.h"
50 #include "amdgpu_ras.h"
51 #include "amdgpu_reset.h"
52 #include "amdgpu_sched.h"
53 #include "amdgpu_xgmi.h"
54 #include "amdgpu_userq.h"
55 #include "amdgpu_userq_fence.h"
56 #include "../amdxcp/amdgpu_xcp_drv.h"
57 
58 /*
59  * KMS wrapper.
60  * - 3.0.0 - initial driver
61  * - 3.1.0 - allow reading more status registers (GRBM, SRBM, SDMA, CP)
62  * - 3.2.0 - GFX8: Uses EOP_TC_WB_ACTION_EN, so UMDs don't have to do the same
63  *           at the end of IBs.
64  * - 3.3.0 - Add VM support for UVD on supported hardware.
65  * - 3.4.0 - Add AMDGPU_INFO_NUM_EVICTIONS.
66  * - 3.5.0 - Add support for new UVD_NO_OP register.
67  * - 3.6.0 - kmd involves use CONTEXT_CONTROL in ring buffer.
68  * - 3.7.0 - Add support for VCE clock list packet
69  * - 3.8.0 - Add support raster config init in the kernel
70  * - 3.9.0 - Add support for memory query info about VRAM and GTT.
71  * - 3.10.0 - Add support for new fences ioctl, new gem ioctl flags
72  * - 3.11.0 - Add support for sensor query info (clocks, temp, etc).
73  * - 3.12.0 - Add query for double offchip LDS buffers
74  * - 3.13.0 - Add PRT support
75  * - 3.14.0 - Fix race in amdgpu_ctx_get_fence() and note new functionality
76  * - 3.15.0 - Export more gpu info for gfx9
77  * - 3.16.0 - Add reserved vmid support
78  * - 3.17.0 - Add AMDGPU_NUM_VRAM_CPU_PAGE_FAULTS.
79  * - 3.18.0 - Export gpu always on cu bitmap
80  * - 3.19.0 - Add support for UVD MJPEG decode
81  * - 3.20.0 - Add support for local BOs
82  * - 3.21.0 - Add DRM_AMDGPU_FENCE_TO_HANDLE ioctl
83  * - 3.22.0 - Add DRM_AMDGPU_SCHED ioctl
84  * - 3.23.0 - Add query for VRAM lost counter
85  * - 3.24.0 - Add high priority compute support for gfx9
86  * - 3.25.0 - Add support for sensor query info (stable pstate sclk/mclk).
87  * - 3.26.0 - GFX9: Process AMDGPU_IB_FLAG_TC_WB_NOT_INVALIDATE.
88  * - 3.27.0 - Add new chunk to AMDGPU_CS to enable BO_LIST creation.
89  * - 3.28.0 - Add AMDGPU_CHUNK_ID_SCHEDULED_DEPENDENCIES
90  * - 3.29.0 - Add AMDGPU_IB_FLAG_RESET_GDS_MAX_WAVE_ID
91  * - 3.30.0 - Add AMDGPU_SCHED_OP_CONTEXT_PRIORITY_OVERRIDE.
92  * - 3.31.0 - Add support for per-flip tiling attribute changes with DC
93  * - 3.32.0 - Add syncobj timeline support to AMDGPU_CS.
94  * - 3.33.0 - Fixes for GDS ENOMEM failures in AMDGPU_CS.
95  * - 3.34.0 - Non-DC can flip correctly between buffers with different pitches
96  * - 3.35.0 - Add drm_amdgpu_info_device::tcc_disabled_mask
97  * - 3.36.0 - Allow reading more status registers on si/cik
98  * - 3.37.0 - L2 is invalidated before SDMA IBs, needed for correctness
99  * - 3.38.0 - Add AMDGPU_IB_FLAG_EMIT_MEM_SYNC
100  * - 3.39.0 - DMABUF implicit sync does a full pipeline sync
101  * - 3.40.0 - Add AMDGPU_IDS_FLAGS_TMZ
102  * - 3.41.0 - Add video codec query
103  * - 3.42.0 - Add 16bpc fixed point display support
104  * - 3.43.0 - Add device hot plug/unplug support
105  * - 3.44.0 - DCN3 supports DCC independent block settings: !64B && 128B, 64B && 128B
106  * - 3.45.0 - Add context ioctl stable pstate interface
107  * - 3.46.0 - To enable hot plug amdgpu tests in libdrm
108  * - 3.47.0 - Add AMDGPU_GEM_CREATE_DISCARDABLE and AMDGPU_VM_NOALLOC flags
109  * - 3.48.0 - Add IP discovery version info to HW INFO
110  * - 3.49.0 - Add gang submit into CS IOCTL
111  * - 3.50.0 - Update AMDGPU_INFO_DEV_INFO IOCTL for minimum engine and memory clock
112  *            Update AMDGPU_INFO_SENSOR IOCTL for PEAK_PSTATE engine and memory clock
113  *   3.51.0 - Return the PCIe gen and lanes from the INFO ioctl
114  *   3.52.0 - Add AMDGPU_IDS_FLAGS_CONFORMANT_TRUNC_COORD, add device_info fields:
115  *            tcp_cache_size, num_sqc_per_wgp, sqc_data_cache_size, sqc_inst_cache_size,
116  *            gl1c_cache_size, gl2c_cache_size, mall_size, enabled_rb_pipes_mask_hi
117  *   3.53.0 - Support for GFX11 CP GFX shadowing
118  *   3.54.0 - Add AMDGPU_CTX_QUERY2_FLAGS_RESET_IN_PROGRESS support
119  * - 3.55.0 - Add AMDGPU_INFO_GPUVM_FAULT query
120  * - 3.56.0 - Update IB start address and size alignment for decode and encode
121  * - 3.57.0 - Compute tunneling on GFX10+
122  * - 3.58.0 - Add GFX12 DCC support
123  * - 3.59.0 - Cleared VRAM
124  * - 3.60.0 - Add AMDGPU_TILING_GFX12_DCC_WRITE_COMPRESS_DISABLE (Vulkan requirement)
125  * - 3.61.0 - Contains fix for RV/PCO compute queues
126  * - 3.62.0 - Add AMDGPU_IDS_FLAGS_MODE_PF, AMDGPU_IDS_FLAGS_MODE_VF & AMDGPU_IDS_FLAGS_MODE_PT
127  * - 3.63.0 - GFX12 display DCC supports 256B max compressed block size
128  * - 3.64.0 - Userq IP support query
129  */
130 #define KMS_DRIVER_MAJOR	3
131 #define KMS_DRIVER_MINOR	64
132 #define KMS_DRIVER_PATCHLEVEL	0
133 
134 /*
135  * amdgpu.debug module options. Are all disabled by default
136  */
137 enum AMDGPU_DEBUG_MASK {
138 	AMDGPU_DEBUG_VM = BIT(0),
139 	AMDGPU_DEBUG_LARGEBAR = BIT(1),
140 	AMDGPU_DEBUG_DISABLE_GPU_SOFT_RECOVERY = BIT(2),
141 	AMDGPU_DEBUG_USE_VRAM_FW_BUF = BIT(3),
142 	AMDGPU_DEBUG_ENABLE_EXP_RESETS = BIT(5),
143 	AMDGPU_DEBUG_DISABLE_GPU_RING_RESET = BIT(6),
144 	AMDGPU_DEBUG_SMU_POOL = BIT(7),
145 	AMDGPU_DEBUG_VM_USERPTR = BIT(8),
146 	AMDGPU_DEBUG_DISABLE_RAS_CE_LOG = BIT(9),
147 	AMDGPU_DEBUG_ENABLE_CE_CS = BIT(10),
148 	AMDGPU_DEBUG_HIBERNATION_THAW_RESUME_GPU = BIT(11),
149 	AMDGPU_DEBUG_DISABLE_IP_BLOCK_SOFT_RESET = BIT(12),
150 };
151 
152 unsigned int amdgpu_vram_limit = UINT_MAX;
153 int amdgpu_vis_vram_limit;
154 int amdgpu_gart_size = -1; /* auto */
155 int amdgpu_gtt_size = -1; /* auto */
156 int amdgpu_moverate = -1; /* auto */
157 int amdgpu_audio = -1;
158 int amdgpu_disp_priority;
159 int amdgpu_hw_i2c;
160 int amdgpu_pcie_gen2 = -1;
161 int amdgpu_msi = -1;
162 char amdgpu_lockup_timeout[AMDGPU_MAX_TIMEOUT_PARAM_LENGTH];
163 int amdgpu_dpm = -1;
164 int amdgpu_fw_load_type = -1;
165 int amdgpu_aspm = -1;
166 int amdgpu_runtime_pm = -1;
167 uint amdgpu_ip_block_mask = 0xffffffff;
168 int amdgpu_bapm = -1;
169 int amdgpu_deep_color;
170 int amdgpu_vm_size = -1;
171 int amdgpu_vm_fragment_size = -1;
172 int amdgpu_vm_block_size = -1;
173 int amdgpu_vm_fault_stop;
174 int amdgpu_vm_update_mode = -1;
175 int amdgpu_exp_hw_support;
176 int amdgpu_dc = -1;
177 int amdgpu_sched_jobs = 32;
178 int amdgpu_sched_hw_submission = 2;
179 uint amdgpu_pcie_gen_cap;
180 uint amdgpu_pcie_lane_cap;
181 u64 amdgpu_cg_mask = 0xffffffffffffffff;
182 uint amdgpu_pg_mask = 0xffffffff;
183 uint amdgpu_sdma_phase_quantum = 32;
184 char *amdgpu_disable_cu;
185 char *amdgpu_virtual_display;
186 int amdgpu_enforce_isolation = -1;
187 int amdgpu_modeset = -1;
188 int amdgpu_iommu_perfopt = -1;
189 
190 /* Specifies the default granularity for SVM, used in buffer
191  * migration and restoration of backing memory when handling
192  * recoverable page faults.
193  *
194  * The value is given as log(numPages(buffer)); for a 2 MiB
195  * buffer it computes to be 9
196  */
197 uint amdgpu_svm_default_granularity = 9;
198 
199 /*
200  * OverDrive(bit 14) disabled by default
201  * GFX DCS(bit 19) disabled by default
202  */
203 uint amdgpu_pp_feature_mask = 0xfff7bfff;
204 uint amdgpu_force_long_training;
205 int amdgpu_lbpw = -1;
206 int amdgpu_compute_multipipe = -1;
207 int amdgpu_gpu_recovery = -1; /* auto */
208 int amdgpu_emu_mode;
209 uint amdgpu_smu_memory_pool_size;
210 int amdgpu_smu_pptable_id = -1;
211 /*
212  * FBC (bit 0) disabled by default
213  * MULTI_MON_PP_MCLK_SWITCH (bit 1) enabled by default
214  *   - With this, for multiple monitors in sync(e.g. with the same model),
215  *     mclk switching will be allowed. And the mclk will be not foced to the
216  *     highest. That helps saving some idle power.
217  * DISABLE_FRACTIONAL_PWM (bit 2) disabled by default
218  * PSR (bit 3) disabled by default
219  * EDP NO POWER SEQUENCING (bit 4) disabled by default
220  */
221 uint amdgpu_dc_feature_mask = 2;
222 uint amdgpu_dc_debug_mask;
223 uint amdgpu_dc_visual_confirm;
224 int amdgpu_async_gfx_ring = 1;
225 int amdgpu_mcbp = -1;
226 int amdgpu_discovery = -1;
227 int amdgpu_mes_log_enable = 0;
228 int amdgpu_uni_mes = 1;
229 int amdgpu_noretry = -1;
230 int amdgpu_force_asic_type = -1;
231 int amdgpu_tmz = -1; /* auto */
232 uint amdgpu_freesync_vid_mode;
233 int amdgpu_reset_method = -1; /* auto */
234 int amdgpu_num_kcq = -1;
235 int amdgpu_smartshift_bias;
236 int amdgpu_use_xgmi_p2p = 1;
237 int amdgpu_vcnfw_log;
238 int amdgpu_sg_display = -1; /* auto */
239 int amdgpu_user_partt_mode = AMDGPU_AUTO_COMPUTE_PARTITION_MODE;
240 int amdgpu_umsch_mm;
241 int amdgpu_seamless = -1; /* auto */
242 uint amdgpu_debug_mask;
243 int amdgpu_agp = -1; /* auto */
244 int amdgpu_wbrf = -1;
245 int amdgpu_damage_clips = -1; /* auto */
246 int amdgpu_umsch_mm_fwlog;
247 int amdgpu_rebar = -1; /* auto */
248 int amdgpu_user_queue = -1;
249 uint amdgpu_hdmi_hpd_debounce_delay_ms;
250 int amdgpu_ptl = -1; /* auto */
251 
252 DECLARE_DYNDBG_CLASSMAP(drm_debug_classes, DD_CLASS_TYPE_DISJOINT_BITS, 0,
253 			"DRM_UT_CORE",
254 			"DRM_UT_DRIVER",
255 			"DRM_UT_KMS",
256 			"DRM_UT_PRIME",
257 			"DRM_UT_ATOMIC",
258 			"DRM_UT_VBL",
259 			"DRM_UT_STATE",
260 			"DRM_UT_LEASE",
261 			"DRM_UT_DP",
262 			"DRM_UT_DRMRES");
263 
264 struct amdgpu_mgpu_info mgpu_info = {
265 	.mutex = __MUTEX_INITIALIZER(mgpu_info.mutex),
266 };
267 int amdgpu_ras_enable = -1;
268 uint amdgpu_ras_mask = 0xffffffff;
269 int amdgpu_bad_page_threshold = -1;
270 struct amdgpu_watchdog_timer amdgpu_watchdog_timer = {
271 	.timeout_fatal_disable = false,
272 	.period = 0x0, /* default to 0x0 (timeout disable) */
273 };
274 
275 /**
276  * DOC: vramlimit (int)
277  * Restrict the total amount of VRAM in MiB for testing.  The default is 0 (Use full VRAM).
278  */
279 MODULE_PARM_DESC(vramlimit, "Restrict VRAM for testing, in megabytes");
280 module_param_named(vramlimit, amdgpu_vram_limit, int, 0600);
281 
282 /**
283  * DOC: vis_vramlimit (int)
284  * Restrict the amount of CPU visible VRAM in MiB for testing.  The default is 0 (Use full CPU visible VRAM).
285  */
286 MODULE_PARM_DESC(vis_vramlimit, "Restrict visible VRAM for testing, in megabytes");
287 module_param_named(vis_vramlimit, amdgpu_vis_vram_limit, int, 0444);
288 
289 /**
290  * DOC: gartsize (uint)
291  * Restrict the size of GART (for kernel use) in Mib (32, 64, etc.) for testing.
292  * The default is -1 (The size depends on asic).
293  */
294 MODULE_PARM_DESC(gartsize, "Size of kernel GART to setup in megabytes (32, 64, etc., -1=auto)");
295 module_param_named(gartsize, amdgpu_gart_size, uint, 0600);
296 
297 /**
298  * DOC: gttsize (int)
299  * Restrict the size of GTT domain (for userspace use) in MiB for testing.
300  * The default is -1 (Use value specified by TTM).
301  * This parameter is deprecated and will be removed in the future.
302  */
303 MODULE_PARM_DESC(gttsize, "Size of the GTT userspace domain in megabytes (-1 = auto)");
304 module_param_named(gttsize, amdgpu_gtt_size, int, 0600);
305 
306 /**
307  * DOC: moverate (int)
308  * Set maximum buffer migration rate in MB/s. The default is -1 (8 MB/s).
309  */
310 MODULE_PARM_DESC(moverate, "Maximum buffer migration rate in MB/s. (32, 64, etc., -1=auto, 0=1=disabled)");
311 module_param_named(moverate, amdgpu_moverate, int, 0600);
312 
313 /**
314  * DOC: audio (int)
315  * Set HDMI/DPAudio. Only affects non-DC display handling. The default is -1 (Enabled), set 0 to disabled it.
316  */
317 MODULE_PARM_DESC(audio, "HDMI/DP Audio enable for non DC displays (-1 = auto, 0 = disable, 1 = enable)");
318 module_param_named(audio, amdgpu_audio, int, 0444);
319 
320 /**
321  * DOC: disp_priority (int)
322  * Set display Priority (1 = normal, 2 = high). Only affects non-DC display handling. The default is 0 (auto).
323  */
324 MODULE_PARM_DESC(disp_priority, "Display Priority (0 = auto, 1 = normal, 2 = high)");
325 module_param_named(disp_priority, amdgpu_disp_priority, int, 0444);
326 
327 /**
328  * DOC: hw_i2c (int)
329  * To enable hw i2c engine. Only affects non-DC display handling. The default is 0 (Disabled).
330  */
331 MODULE_PARM_DESC(hw_i2c, "hw i2c engine enable (0 = disable)");
332 module_param_named(hw_i2c, amdgpu_hw_i2c, int, 0444);
333 
334 /**
335  * DOC: pcie_gen2 (int)
336  * To disable PCIE Gen2/3 mode (0 = disable, 1 = enable). The default is -1 (auto, enabled).
337  */
338 MODULE_PARM_DESC(pcie_gen2, "PCIE Gen2 mode (-1 = auto, 0 = disable, 1 = enable)");
339 module_param_named(pcie_gen2, amdgpu_pcie_gen2, int, 0444);
340 
341 /**
342  * DOC: msi (int)
343  * To disable Message Signaled Interrupts (MSI) functionality (1 = enable, 0 = disable). The default is -1 (auto, enabled).
344  */
345 MODULE_PARM_DESC(msi, "MSI support (1 = enable, 0 = disable, -1 = auto)");
346 module_param_named(msi, amdgpu_msi, int, 0444);
347 
348 /**
349  * DOC: svm_default_granularity (uint)
350  * Used in buffer migration and handling of recoverable page faults
351  */
352 MODULE_PARM_DESC(svm_default_granularity, "SVM's default granularity in log(2^Pages), default 9 = 2^9 = 2 MiB");
353 module_param_named(svm_default_granularity, amdgpu_svm_default_granularity, uint, 0644);
354 
355 /**
356  * DOC: lockup_timeout (string)
357  * Set GPU scheduler timeout value in ms.
358  *
359  * The format can be [single value] for setting all timeouts at once or
360  * [GFX,Compute,SDMA,Video] to set individual timeouts.
361  * Negative values mean infinity.
362  *
363  * By default(with no lockup_timeout settings), the timeout for all queues is 2000.
364  */
365 MODULE_PARM_DESC(lockup_timeout,
366 		 "GPU lockup timeout in ms (default: 2000. 0: keep default value. negative: infinity timeout), format: [single value for all] or [GFX,Compute,SDMA,Video].");
367 module_param_string(lockup_timeout, amdgpu_lockup_timeout,
368 		    sizeof(amdgpu_lockup_timeout), 0444);
369 
370 /**
371  * DOC: dpm (int)
372  * Override for dynamic power management setting
373  * (0 = disable, 1 = enable)
374  * The default is -1 (auto).
375  */
376 MODULE_PARM_DESC(dpm, "DPM support (1 = enable, 0 = disable, -1 = auto)");
377 module_param_named(dpm, amdgpu_dpm, int, 0444);
378 
379 /**
380  * DOC: fw_load_type (int)
381  * Set different firmware loading type for debugging, if supported.
382  * Set to 0 to force direct loading if supported by the ASIC.  Set
383  * to -1 to select the default loading mode for the ASIC, as defined
384  * by the driver.  The default is -1 (auto).
385  */
386 MODULE_PARM_DESC(fw_load_type, "firmware loading type (3 = rlc backdoor autoload if supported, 2 = smu load if supported, 1 = psp load, 0 = force direct if supported, -1 = auto)");
387 module_param_named(fw_load_type, amdgpu_fw_load_type, int, 0444);
388 
389 /**
390  * DOC: aspm (int)
391  * To disable ASPM (1 = enable, 0 = disable). The default is -1 (auto, enabled).
392  */
393 MODULE_PARM_DESC(aspm, "ASPM support (1 = enable, 0 = disable, -1 = auto)");
394 module_param_named(aspm, amdgpu_aspm, int, 0444);
395 
396 /**
397  * DOC: iommu_perfopt (int)
398  * Control the AMD IOMMU PerfOpt DMA-latency optimization
399  * (0 = disable; -1 = enable on supported devices).
400  * This arms the IOMMU PerfOpt control (IOMMU spec, MMIO Offset 016Ch, EFR PerfOptSup / PerfOptEn)
401  * Arming it disables ATS, PRI, PASID and SVA for the GPU and removes IOMMU DMA containment for it,
402  * trading isolation for lower DMA latency.
403  */
404 MODULE_PARM_DESC(iommu_perfopt, "Control IOMMU PerfOpt DMA-latency optimization (-1 = enable on supported devices, 0 = disable)");
405 module_param_named(iommu_perfopt, amdgpu_iommu_perfopt, int, 0444);
406 
407 /**
408  * DOC: runpm (int)
409  * Override for runtime power management control for dGPUs. The amdgpu driver can dynamically power down
410  * the dGPUs when they are idle if supported. The default is -1 (auto enable).
411  * Setting the value to 0 disables this functionality.
412  * Setting the value to -2 is auto enabled with power down when displays are attached.
413  */
414 MODULE_PARM_DESC(runpm, "PX runtime pm (2 = force enable with BAMACO, 1 = force enable with BACO, 0 = disable, -1 = auto, -2 = auto with displays)");
415 module_param_named(runpm, amdgpu_runtime_pm, int, 0444);
416 
417 /**
418  * DOC: ip_block_mask (uint)
419  * Override what IP blocks are enabled on the GPU. Each GPU is a collection of IP blocks (gfx, display, video, etc.).
420  * Use this parameter to disable specific blocks. Note that the IP blocks do not have a fixed index. Some asics may not have
421  * some IPs or may include multiple instances of an IP so the ordering various from asic to asic. See the driver output in
422  * the kernel log for the list of IPs on the asic. The default is 0xffffffff (enable all blocks on a device).
423  */
424 MODULE_PARM_DESC(ip_block_mask, "IP Block Mask (all blocks enabled (default))");
425 module_param_named_unsafe(ip_block_mask, amdgpu_ip_block_mask, uint, 0444);
426 
427 /**
428  * DOC: bapm (int)
429  * Bidirectional Application Power Management (BAPM) used to dynamically share TDP between CPU and GPU. Set value 0 to disable it.
430  * The default -1 (auto, enabled)
431  */
432 MODULE_PARM_DESC(bapm, "BAPM support (1 = enable, 0 = disable, -1 = auto)");
433 module_param_named(bapm, amdgpu_bapm, int, 0444);
434 
435 /**
436  * DOC: deep_color (int)
437  * Set 1 to enable Deep Color support. Only affects non-DC display handling. The default is 0 (disabled).
438  */
439 MODULE_PARM_DESC(deep_color, "Deep Color support (1 = enable, 0 = disable (default))");
440 module_param_named(deep_color, amdgpu_deep_color, int, 0444);
441 
442 /**
443  * DOC: vm_size (int)
444  * Override the size of the GPU's per client virtual address space in GiB.  The default is -1 (automatic for each asic).
445  */
446 MODULE_PARM_DESC(vm_size, "VM address space size in gigabytes (default 64GB)");
447 module_param_named(vm_size, amdgpu_vm_size, int, 0444);
448 
449 /**
450  * DOC: vm_fragment_size (int)
451  * Override VM fragment size in bits (4, 5, etc. 4 = 64K, 9 = 2M). The default is -1 (automatic for each asic).
452  */
453 MODULE_PARM_DESC(vm_fragment_size, "VM fragment size in bits (4, 5, etc. 4 = 64K (default), Max 9 = 2M)");
454 module_param_named(vm_fragment_size, amdgpu_vm_fragment_size, int, 0444);
455 
456 /**
457  * DOC: vm_block_size (int)
458  * Override VM page table size in bits (default depending on vm_size and hw setup). The default is -1 (automatic for each asic).
459  */
460 MODULE_PARM_DESC(vm_block_size, "VM page table size in bits (default depending on vm_size)");
461 module_param_named(vm_block_size, amdgpu_vm_block_size, int, 0444);
462 
463 /**
464  * DOC: vm_fault_stop (int)
465  * Stop on VM fault for debugging (0 = never, 1 = print first, 2 = always). The default is 0 (No stop).
466  */
467 MODULE_PARM_DESC(vm_fault_stop, "Stop on VM fault (0 = never (default), 1 = print first, 2 = always)");
468 module_param_named(vm_fault_stop, amdgpu_vm_fault_stop, int, 0444);
469 
470 /**
471  * DOC: vm_update_mode (int)
472  * Override VM update mode. VM updated by using CPU (0 = never, 1 = Graphics only, 2 = Compute only, 3 = Both). The default
473  * is -1 (Only in large BAR(LB) systems Compute VM tables will be updated by CPU, otherwise 0, never).
474  */
475 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");
476 module_param_named(vm_update_mode, amdgpu_vm_update_mode, int, 0444);
477 
478 /**
479  * DOC: exp_hw_support (int)
480  * Enable experimental hw support (1 = enable). The default is 0 (disabled).
481  */
482 MODULE_PARM_DESC(exp_hw_support, "experimental hw support (1 = enable, 0 = disable (default))");
483 module_param_named_unsafe(exp_hw_support, amdgpu_exp_hw_support, int, 0444);
484 
485 /**
486  * DOC: dc (int)
487  * Disable/Enable Display Core driver for debugging (1 = enable, 0 = disable). The default is -1 (automatic for each asic).
488  */
489 MODULE_PARM_DESC(dc, "Display Core driver (1 = enable, 0 = disable, -1 = auto (default))");
490 module_param_named(dc, amdgpu_dc, int, 0444);
491 
492 /**
493  * DOC: sched_jobs (int)
494  * Override the max number of jobs supported in the sw queue. The default is 32.
495  */
496 MODULE_PARM_DESC(sched_jobs, "the max number of jobs supported in the sw queue (default 32)");
497 module_param_named(sched_jobs, amdgpu_sched_jobs, int, 0444);
498 
499 /**
500  * DOC: sched_hw_submission (int)
501  * Override the max number of HW submissions. The default is 2.
502  */
503 MODULE_PARM_DESC(sched_hw_submission, "the max number of HW submissions (default 2)");
504 module_param_named(sched_hw_submission, amdgpu_sched_hw_submission, int, 0444);
505 
506 /**
507  * DOC: ppfeaturemask (hexint)
508  * Override power features enabled. See enum PP_FEATURE_MASK in drivers/gpu/drm/amd/include/amd_shared.h.
509  * The default is the current set of stable power features.
510  */
511 MODULE_PARM_DESC(ppfeaturemask, "all power features enabled (default))");
512 module_param_named(ppfeaturemask, amdgpu_pp_feature_mask, hexint, 0444);
513 
514 /**
515  * DOC: forcelongtraining (uint)
516  * Force long memory training in resume.
517  * The default is zero, indicates short training in resume.
518  */
519 MODULE_PARM_DESC(forcelongtraining, "force memory long training");
520 module_param_named(forcelongtraining, amdgpu_force_long_training, uint, 0444);
521 
522 /**
523  * DOC: pcie_gen_cap (uint)
524  * Override PCIE gen speed capabilities. See the CAIL flags in drivers/gpu/drm/amd/include/amd_pcie.h.
525  * The default is 0 (automatic for each asic).
526  */
527 MODULE_PARM_DESC(pcie_gen_cap, "PCIE Gen Caps (0: autodetect (default))");
528 module_param_named(pcie_gen_cap, amdgpu_pcie_gen_cap, uint, 0444);
529 
530 /**
531  * DOC: pcie_lane_cap (uint)
532  * Override PCIE lanes capabilities. See the CAIL flags in drivers/gpu/drm/amd/include/amd_pcie.h.
533  * The default is 0 (automatic for each asic).
534  */
535 MODULE_PARM_DESC(pcie_lane_cap, "PCIE Lane Caps (0: autodetect (default))");
536 module_param_named(pcie_lane_cap, amdgpu_pcie_lane_cap, uint, 0444);
537 
538 /**
539  * DOC: cg_mask (ullong)
540  * Override Clockgating features enabled on GPU (0 = disable clock gating). See the AMD_CG_SUPPORT flags in
541  * drivers/gpu/drm/amd/include/amd_shared.h. The default is 0xffffffffffffffff (all enabled).
542  */
543 MODULE_PARM_DESC(cg_mask, "Clockgating flags mask (0 = disable clock gating)");
544 module_param_named(cg_mask, amdgpu_cg_mask, ullong, 0444);
545 
546 /**
547  * DOC: pg_mask (uint)
548  * Override Powergating features enabled on GPU (0 = disable power gating). See the AMD_PG_SUPPORT flags in
549  * drivers/gpu/drm/amd/include/amd_shared.h. The default is 0xffffffff (all enabled).
550  */
551 MODULE_PARM_DESC(pg_mask, "Powergating flags mask (0 = disable power gating)");
552 module_param_named(pg_mask, amdgpu_pg_mask, uint, 0444);
553 
554 /**
555  * DOC: sdma_phase_quantum (uint)
556  * Override SDMA context switch phase quantum (x 1K GPU clock cycles, 0 = no change). The default is 32.
557  */
558 MODULE_PARM_DESC(sdma_phase_quantum, "SDMA context switch phase quantum (x 1K GPU clock cycles, 0 = no change (default 32))");
559 module_param_named(sdma_phase_quantum, amdgpu_sdma_phase_quantum, uint, 0444);
560 
561 /**
562  * DOC: disable_cu (charp)
563  * Set to disable CUs (It's set like se.sh.cu,...). The default is NULL.
564  */
565 MODULE_PARM_DESC(disable_cu, "Disable CUs (se.sh.cu,...)");
566 module_param_named(disable_cu, amdgpu_disable_cu, charp, 0444);
567 
568 /**
569  * DOC: virtual_display (charp)
570  * Set to enable virtual display feature. This feature provides a virtual display hardware on headless boards
571  * 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
572  * the device, plus the number of crtcs to expose. E.g., 0000:26:00.0,4 would enable 4 virtual crtcs on the pci
573  * device at 26:00.0. The default is NULL.
574  */
575 MODULE_PARM_DESC(virtual_display,
576 		 "Enable virtual display feature (the virtual_display will be set like xxxx:xx:xx.x,x;xxxx:xx:xx.x,x)");
577 module_param_named(virtual_display, amdgpu_virtual_display, charp, 0444);
578 
579 /**
580  * DOC: lbpw (int)
581  * Override Load Balancing Per Watt (LBPW) support (1 = enable, 0 = disable). The default is -1 (auto, enabled).
582  */
583 MODULE_PARM_DESC(lbpw, "Load Balancing Per Watt (LBPW) support (1 = enable, 0 = disable, -1 = auto)");
584 module_param_named(lbpw, amdgpu_lbpw, int, 0444);
585 
586 MODULE_PARM_DESC(compute_multipipe, "Force compute queues to be spread across pipes (1 = enable, 0 = disable, -1 = auto)");
587 module_param_named(compute_multipipe, amdgpu_compute_multipipe, int, 0444);
588 
589 /**
590  * DOC: gpu_recovery (int)
591  * Set to enable GPU recovery mechanism (1 = enable, 0 = disable). The default is -1 (auto, disabled except SRIOV).
592  */
593 MODULE_PARM_DESC(gpu_recovery, "Enable GPU recovery mechanism, (1 = enable, 0 = disable, -1 = auto)");
594 module_param_named_unsafe(gpu_recovery, amdgpu_gpu_recovery, int, 0444);
595 
596 /**
597  * DOC: emu_mode (int)
598  * Set value 1 to enable emulation mode. This is only needed when running on an emulator. The default is 0 (disabled).
599  */
600 MODULE_PARM_DESC(emu_mode, "Emulation mode, (1 = enable, 0 = disable)");
601 module_param_named_unsafe(emu_mode, amdgpu_emu_mode, int, 0444);
602 
603 /**
604  * DOC: ras_enable (int)
605  * Enable RAS features on the GPU (0 = disable, 1 = enable, -1 = auto (default))
606  */
607 MODULE_PARM_DESC(ras_enable, "Enable RAS features on the GPU (0 = disable, 1 = enable, -1 = auto (default))");
608 module_param_named(ras_enable, amdgpu_ras_enable, int, 0444);
609 
610 /**
611  * DOC: ras_mask (uint)
612  * Mask of RAS features to enable (default 0xffffffff), only valid when ras_enable == 1
613  * See the flags in drivers/gpu/drm/amd/amdgpu/amdgpu_ras.h
614  */
615 MODULE_PARM_DESC(ras_mask, "Mask of RAS features to enable (default 0xffffffff), only valid when ras_enable == 1");
616 module_param_named(ras_mask, amdgpu_ras_mask, uint, 0444);
617 
618 /**
619  * DOC: timeout_fatal_disable (bool)
620  * Disable Watchdog timeout fatal error event
621  */
622 MODULE_PARM_DESC(timeout_fatal_disable, "disable watchdog timeout fatal error (false = default)");
623 module_param_named(timeout_fatal_disable, amdgpu_watchdog_timer.timeout_fatal_disable, bool, 0644);
624 
625 /**
626  * DOC: timeout_period (uint)
627  * Modify the watchdog timeout max_cycles as (1 << period)
628  */
629 MODULE_PARM_DESC(timeout_period, "watchdog timeout period (0 = timeout disabled, 1 ~ 0x23 = timeout maxcycles = (1 << period)");
630 module_param_named(timeout_period, amdgpu_watchdog_timer.period, uint, 0644);
631 
632 /**
633  * DOC: si_support (int)
634  * 1 = enabled, 0 = disabled, -1 = default
635  *
636  * SI (Southern Islands) are first generation GCN GPUs, supported by both
637  * drivers: radeon (old) and amdgpu (new). This parameter controls whether
638  * amdgpu should support SI.
639  * By default, SI dedicated GPUs are supported by amdgpu.
640  * Only relevant when CONFIG_DRM_AMDGPU_SI is enabled to build SI support in amdgpu.
641  * See also radeon.si_support which should be disabled when amdgpu.si_support is
642  * enabled, and vice versa.
643  */
644 int amdgpu_si_support = -1;
645 #ifdef CONFIG_DRM_AMDGPU_SI
646 MODULE_PARM_DESC(si_support, "SI support (1 = enabled, 0 = disabled, -1 = default)");
647 module_param_named(si_support, amdgpu_si_support, int, 0444);
648 #endif
649 
650 /**
651  * DOC: cik_support (int)
652  * 1 = enabled, 0 = disabled, -1 = default
653  *
654  * CIK (Sea Islands) are second generation GCN GPUs, supported by both
655  * drivers: radeon (old) and amdgpu (new). This parameter controls whether
656  * amdgpu should support CIK.
657  * By default, CIK dedicated GPUs and APUs are supported by amdgpu.
658  * Only relevant when CONFIG_DRM_AMDGPU_CIK is enabled to build CIK support in amdgpu.
659  * See also radeon.cik_support which should be disabled when amdgpu.cik_support is
660  * enabled, and vice versa.
661  */
662 int amdgpu_cik_support = -1;
663 #ifdef CONFIG_DRM_AMDGPU_CIK
664 MODULE_PARM_DESC(cik_support, "CIK support  (1 = enabled, 0 = disabled, -1 = default)");
665 module_param_named(cik_support, amdgpu_cik_support, int, 0444);
666 #endif
667 
668 /**
669  * DOC: smu_memory_pool_size (uint)
670  * It is used to reserve gtt for smu debug usage, setting value 0 to disable it. The actual size is value * 256MiB.
671  * E.g. 0x1 = 256Mbyte, 0x2 = 512Mbyte, 0x4 = 1 Gbyte, 0x8 = 2GByte. The default is 0 (disabled).
672  */
673 MODULE_PARM_DESC(smu_memory_pool_size,
674 	"reserve gtt for smu debug usage, 0 = disable,0x1 = 256Mbyte, 0x2 = 512Mbyte, 0x4 = 1 Gbyte, 0x8 = 2GByte");
675 module_param_named(smu_memory_pool_size, amdgpu_smu_memory_pool_size, uint, 0444);
676 
677 /**
678  * DOC: async_gfx_ring (int)
679  * It is used to enable gfx rings that could be configured with different prioritites or equal priorities
680  */
681 MODULE_PARM_DESC(async_gfx_ring,
682 	"Asynchronous GFX rings that could be configured with either different priorities (HP3D ring and LP3D ring), or equal priorities (0 = disabled, 1 = enabled (default))");
683 module_param_named(async_gfx_ring, amdgpu_async_gfx_ring, int, 0444);
684 
685 /**
686  * DOC: mcbp (int)
687  * It is used to enable mid command buffer preemption. (0 = disabled, 1 = enabled, -1 auto (default))
688  */
689 MODULE_PARM_DESC(mcbp,
690 	"Enable Mid-command buffer preemption (0 = disabled, 1 = enabled), -1 = auto (default)");
691 module_param_named(mcbp, amdgpu_mcbp, int, 0444);
692 
693 /**
694  * DOC: discovery (int)
695  * Allow driver to discover hardware IP information from IP Discovery table at the top of VRAM.
696  * (-1 = auto (default), 0 = disabled, 1 = enabled, 2 = use ip_discovery table from file)
697  */
698 MODULE_PARM_DESC(discovery,
699 	"Allow driver to discover hardware IPs from IP Discovery table at the top of VRAM");
700 module_param_named(discovery, amdgpu_discovery, int, 0444);
701 
702 /**
703  * DOC: mes_log_enable (int)
704  * Enable Micro Engine Scheduler log. This is used to enable/disable MES internal log.
705  * (0 = disabled (default), 1 = enabled)
706  */
707 MODULE_PARM_DESC(mes_log_enable,
708 	"Enable Micro Engine Scheduler log (0 = disabled (default), 1 = enabled)");
709 module_param_named(mes_log_enable, amdgpu_mes_log_enable, int, 0444);
710 
711 /**
712  * DOC: uni_mes (int)
713  * Enable Unified Micro Engine Scheduler. This is a new engine pipe for unified scheduler.
714  * (0 = disabled (default), 1 = enabled)
715  */
716 MODULE_PARM_DESC(uni_mes,
717 	"Enable Unified Micro Engine Scheduler (0 = disabled, 1 = enabled(default)");
718 module_param_named(uni_mes, amdgpu_uni_mes, int, 0444);
719 
720 /**
721  * DOC: noretry (int)
722  * Disable XNACK retry in the SQ by default on GFXv9 hardware. On ASICs that
723  * do not support per-process XNACK this also disables retry page faults.
724  * (0 = retry enabled, 1 = retry disabled, -1 auto (default))
725  */
726 MODULE_PARM_DESC(noretry,
727 	"Disable retry faults (0 = retry enabled, 1 = retry disabled, -1 auto (default))");
728 module_param_named(noretry, amdgpu_noretry, int, 0644);
729 
730 /**
731  * DOC: force_asic_type (int)
732  * A non negative value used to specify the asic type for all supported GPUs.
733  */
734 MODULE_PARM_DESC(force_asic_type,
735 	"A non negative value used to specify the asic type for all supported GPUs");
736 module_param_named_unsafe(force_asic_type, amdgpu_force_asic_type, int, 0444);
737 
738 /**
739  * DOC: use_xgmi_p2p (int)
740  * Enables/disables XGMI P2P interface (0 = disable, 1 = enable).
741  */
742 MODULE_PARM_DESC(use_xgmi_p2p,
743 	"Enable XGMI P2P interface (0 = disable; 1 = enable (default))");
744 module_param_named(use_xgmi_p2p, amdgpu_use_xgmi_p2p, int, 0444);
745 
746 
747 #ifdef CONFIG_HSA_AMD
748 /**
749  * DOC: sched_policy (int)
750  * Set scheduling policy. Default is HWS(hardware scheduling) with over-subscription.
751  * Setting 1 disables over-subscription. Setting 2 disables HWS and statically
752  * assigns queues to HQDs.
753  */
754 int sched_policy = KFD_SCHED_POLICY_HWS;
755 module_param_unsafe(sched_policy, int, 0444);
756 MODULE_PARM_DESC(sched_policy,
757 	"Scheduling policy (0 = HWS (Default), 1 = HWS without over-subscription, 2 = Non-HWS (Used for debugging only)");
758 
759 /**
760  * DOC: hws_max_conc_proc (int)
761  * Maximum number of processes that HWS can schedule concurrently. The maximum is the
762  * number of VMIDs assigned to the HWS, which is also the default.
763  */
764 int hws_max_conc_proc = -1;
765 module_param(hws_max_conc_proc, int, 0444);
766 MODULE_PARM_DESC(hws_max_conc_proc,
767 	"Max # processes HWS can execute concurrently when sched_policy=0 (0 = no concurrency, #VMIDs for KFD = Maximum(default))");
768 
769 /**
770  * DOC: cwsr_enable (int)
771  * CWSR(compute wave store and resume) allows the GPU to preempt shader execution in
772  * the middle of a compute wave. Default is 1 to enable this feature. Setting 0
773  * disables it.
774  */
775 int cwsr_enable = 1;
776 module_param(cwsr_enable, int, 0444);
777 MODULE_PARM_DESC(cwsr_enable, "CWSR enable (0 = Off, 1 = On (Default))");
778 
779 /**
780  * DOC: max_num_of_queues_per_device (int)
781  * Maximum number of queues per device. Valid setting is between 1 and 4096. Default
782  * is 4096.
783  */
784 int max_num_of_queues_per_device = KFD_MAX_NUM_OF_QUEUES_PER_DEVICE_DEFAULT;
785 module_param(max_num_of_queues_per_device, int, 0444);
786 MODULE_PARM_DESC(max_num_of_queues_per_device,
787 	"Maximum number of supported queues per device (1 = Minimum, 4096 = default)");
788 
789 /**
790  * DOC: send_sigterm (int)
791  * Send sigterm to HSA process on unhandled exceptions. Default is not to send sigterm
792  * but just print errors on dmesg. Setting 1 enables sending sigterm.
793  */
794 int send_sigterm;
795 module_param(send_sigterm, int, 0444);
796 MODULE_PARM_DESC(send_sigterm,
797 	"Send sigterm to HSA process on unhandled exception (0 = disable, 1 = enable)");
798 
799 /**
800  * DOC: halt_if_hws_hang (int)
801  * Halt if HWS hang is detected. Default value, 0, disables the halt on hang.
802  * Setting 1 enables halt on hang.
803  */
804 int halt_if_hws_hang;
805 module_param_unsafe(halt_if_hws_hang, int, 0644);
806 MODULE_PARM_DESC(halt_if_hws_hang, "Halt if HWS hang is detected (0 = off (default), 1 = on)");
807 
808 /**
809  * DOC: hws_gws_support(bool)
810  * Assume that HWS supports GWS barriers regardless of what firmware version
811  * check says. Default value: false (rely on MEC2 firmware version check).
812  */
813 bool hws_gws_support;
814 module_param_unsafe(hws_gws_support, bool, 0444);
815 MODULE_PARM_DESC(hws_gws_support, "Assume MEC2 FW supports GWS barriers (false = rely on FW version check (Default), true = force supported)");
816 
817 /**
818  * DOC: queue_preemption_timeout_ms (int)
819  * queue preemption timeout in ms (1 = Minimum, 9000 = default)
820  */
821 int queue_preemption_timeout_ms = 9000;
822 module_param(queue_preemption_timeout_ms, int, 0644);
823 MODULE_PARM_DESC(queue_preemption_timeout_ms, "queue preemption timeout in ms (1 = Minimum, 9000 = default)");
824 
825 /**
826  * DOC: debug_evictions(bool)
827  * Enable extra debug messages to help determine the cause of evictions
828  */
829 bool debug_evictions;
830 module_param(debug_evictions, bool, 0644);
831 MODULE_PARM_DESC(debug_evictions, "enable eviction debug messages (false = default)");
832 
833 /**
834  * DOC: no_system_mem_limit(bool)
835  * Disable system memory limit, to support multiple process shared memory
836  */
837 bool no_system_mem_limit;
838 module_param(no_system_mem_limit, bool, 0644);
839 MODULE_PARM_DESC(no_system_mem_limit, "disable system memory limit (false = default)");
840 
841 /**
842  * DOC: no_queue_eviction_on_vm_fault (int)
843  * 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).
844  */
845 int amdgpu_no_queue_eviction_on_vm_fault;
846 MODULE_PARM_DESC(no_queue_eviction_on_vm_fault, "No queue eviction on VM fault (0 = queue eviction, 1 = no queue eviction)");
847 module_param_named_unsafe(no_queue_eviction_on_vm_fault, amdgpu_no_queue_eviction_on_vm_fault, int, 0444);
848 #endif
849 
850 /**
851  * DOC: mtype_local (int)
852  */
853 int amdgpu_mtype_local = -1;
854 MODULE_PARM_DESC(mtype_local, "MTYPE for local memory (default: ASIC dependent, 0 = MTYPE_RW, 1 = MTYPE_NC, 2 = MTYPE_CC)");
855 module_param_named_unsafe(mtype_local, amdgpu_mtype_local, int, 0444);
856 
857 /**
858  * DOC: pcie_p2p (bool)
859  * Enable PCIe P2P (requires large-BAR). Default value: true (on)
860  */
861 #ifdef CONFIG_HSA_AMD_P2P
862 bool pcie_p2p = true;
863 module_param(pcie_p2p, bool, 0444);
864 MODULE_PARM_DESC(pcie_p2p, "Enable PCIe P2P (requires large-BAR). (N = off, Y = on(default))");
865 #endif
866 
867 /**
868  * DOC: dcfeaturemask (uint)
869  * Override display features enabled. See enum DC_FEATURE_MASK in drivers/gpu/drm/amd/include/amd_shared.h.
870  * The default is the current set of stable display features.
871  */
872 MODULE_PARM_DESC(dcfeaturemask, "all stable DC features enabled (default))");
873 module_param_named(dcfeaturemask, amdgpu_dc_feature_mask, uint, 0444);
874 
875 /**
876  * DOC: dcdebugmask (uint)
877  * Display debug options. See enum DC_DEBUG_MASK in drivers/gpu/drm/amd/include/amd_shared.h.
878  */
879 MODULE_PARM_DESC(dcdebugmask, "all debug options disabled (default))");
880 module_param_named(dcdebugmask, amdgpu_dc_debug_mask, uint, 0444);
881 
882 MODULE_PARM_DESC(visualconfirm, "Visual confirm (0 = off (default), 1 = MPO, 5 = PSR)");
883 module_param_named(visualconfirm, amdgpu_dc_visual_confirm, uint, 0444);
884 
885 /**
886  * DOC: abmlevel (uint)
887  * Override the default ABM (Adaptive Backlight Management) level used for DC
888  * enabled hardware. Requires DMCU to be supported and loaded.
889  * Valid levels are 0-4. A value of 0 indicates that ABM should be disabled by
890  * default. Values 1-4 control the maximum allowable brightness reduction via
891  * the ABM algorithm, with 1 being the least reduction and 4 being the most
892  * reduction.
893  *
894  * Defaults to -1, or auto. Userspace can only override this level after
895  * boot if it's set to auto.
896  */
897 int amdgpu_dm_abm_level = -1;
898 MODULE_PARM_DESC(abmlevel,
899 		 "ABM level (0 = off, 1-4 = backlight reduction level, -1 auto (default))");
900 module_param_named(abmlevel, amdgpu_dm_abm_level, int, 0444);
901 
902 int amdgpu_backlight = -1;
903 MODULE_PARM_DESC(backlight, "Backlight control (0 = pwm, 1 = aux, -1 auto (default))");
904 module_param_named(backlight, amdgpu_backlight, bint, 0444);
905 
906 /**
907  * DOC: damageclips (int)
908  * Enable or disable damage clips support. If damage clips support is disabled,
909  * we will force full frame updates, irrespective of what user space sends to
910  * us.
911  *
912  * Defaults to -1 (where it is enabled unless a PSR-SU display is detected).
913  */
914 MODULE_PARM_DESC(damageclips,
915 		 "Damage clips support (0 = disable, 1 = enable, -1 auto (default))");
916 module_param_named(damageclips, amdgpu_damage_clips, int, 0444);
917 
918 /**
919  * DOC: tmz (int)
920  * Trusted Memory Zone (TMZ) is a method to protect data being written
921  * to or read from memory.
922  *
923  * The default value: 0 (off).  TODO: change to auto till it is completed.
924  */
925 MODULE_PARM_DESC(tmz, "Enable TMZ feature (-1 = auto (default), 0 = off, 1 = on)");
926 module_param_named(tmz, amdgpu_tmz, int, 0444);
927 
928 /**
929  * DOC: freesync_video (uint)
930  * Enable the optimization to adjust front porch timing to achieve seamless
931  * mode change experience when setting a freesync supported mode for which full
932  * modeset is not needed.
933  *
934  * The Display Core will add a set of modes derived from the base FreeSync
935  * video mode into the corresponding connector's mode list based on commonly
936  * used refresh rates and VRR range of the connected display, when users enable
937  * this feature. From the userspace perspective, they can see a seamless mode
938  * change experience when the change between different refresh rates under the
939  * same resolution. Additionally, userspace applications such as Video playback
940  * can read this modeset list and change the refresh rate based on the video
941  * frame rate. Finally, the userspace can also derive an appropriate mode for a
942  * particular refresh rate based on the FreeSync Mode and add it to the
943  * connector's mode list.
944  *
945  * Note: This is an experimental feature.
946  *
947  * The default value: 0 (off).
948  */
949 MODULE_PARM_DESC(
950 	freesync_video,
951 	"Adds additional modes via VRR for refresh changes without a full modeset (0 = off (default), 1 = on)");
952 module_param_named(freesync_video, amdgpu_freesync_vid_mode, uint, 0444);
953 
954 /**
955  * DOC: reset_method (int)
956  * GPU reset method (-1 = auto (default), 0 = legacy, 1 = mode0, 2 = mode1, 3 = mode2, 4 = baco)
957  */
958 MODULE_PARM_DESC(reset_method, "GPU reset method (-1 = auto (default), 0 = legacy, 1 = mode0, 2 = mode1, 3 = mode2, 4 = baco/bamaco)");
959 module_param_named_unsafe(reset_method, amdgpu_reset_method, int, 0644);
960 
961 /**
962  * DOC: bad_page_threshold (int) Bad page threshold is specifies the
963  * threshold value of faulty pages detected by RAS ECC, which may
964  * result in the GPU entering bad status when the number of total
965  * faulty pages by ECC exceeds the threshold value.
966  */
967 MODULE_PARM_DESC(bad_page_threshold, "Bad page threshold(-1 = ignore threshold (default value), 0 = disable bad page retirement, -2 = threshold determined by a formula, 0 < threshold < max records, user-defined threshold)");
968 module_param_named(bad_page_threshold, amdgpu_bad_page_threshold, int, 0444);
969 
970 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+)");
971 module_param_named(num_kcq, amdgpu_num_kcq, int, 0444);
972 
973 /**
974  * DOC: vcnfw_log (int)
975  * Enable vcnfw log output for debugging, the default is disabled.
976  */
977 MODULE_PARM_DESC(vcnfw_log, "Enable vcnfw log(0 = disable (default value), 1 = enable)");
978 module_param_named(vcnfw_log, amdgpu_vcnfw_log, int, 0444);
979 
980 /**
981  * DOC: sg_display (int)
982  * Disable S/G (scatter/gather) display (i.e., display from system memory).
983  * This option is only relevant on APUs.  Set this option to 0 to disable
984  * S/G display if you experience flickering or other issues under memory
985  * pressure and report the issue.
986  */
987 MODULE_PARM_DESC(sg_display, "S/G Display (-1 = auto (default), 0 = disable)");
988 module_param_named(sg_display, amdgpu_sg_display, int, 0444);
989 
990 /**
991  * DOC: umsch_mm (int)
992  * Enable Multi Media User Mode Scheduler. This is a HW scheduling engine for VCN and VPE.
993  * (0 = disabled (default), 1 = enabled)
994  */
995 MODULE_PARM_DESC(umsch_mm,
996 	"Enable Multi Media User Mode Scheduler (0 = disabled (default), 1 = enabled)");
997 module_param_named(umsch_mm, amdgpu_umsch_mm, int, 0444);
998 
999 /**
1000  * DOC: umsch_mm_fwlog (int)
1001  * Enable umschfw log output for debugging, the default is disabled.
1002  */
1003 MODULE_PARM_DESC(umsch_mm_fwlog, "Enable umschfw log(0 = disable (default value), 1 = enable)");
1004 module_param_named(umsch_mm_fwlog, amdgpu_umsch_mm_fwlog, int, 0444);
1005 
1006 /**
1007  * DOC: smu_pptable_id (int)
1008  * Used to override pptable id. id = 0 use VBIOS pptable.
1009  * id > 0 use the soft pptable with specicfied id.
1010  */
1011 MODULE_PARM_DESC(smu_pptable_id,
1012 	"specify pptable id to be used (-1 = auto(default) value, 0 = use pptable from vbios, > 0 = soft pptable id)");
1013 module_param_named(smu_pptable_id, amdgpu_smu_pptable_id, int, 0444);
1014 
1015 /**
1016  * DOC: partition_mode (int)
1017  * Used to override the default SPX mode.
1018  */
1019 MODULE_PARM_DESC(
1020 	user_partt_mode,
1021 	"specify partition mode to be used (-2 = AMDGPU_AUTO_COMPUTE_PARTITION_MODE(default value) \
1022 						0 = AMDGPU_SPX_PARTITION_MODE, \
1023 						1 = AMDGPU_DPX_PARTITION_MODE, \
1024 						2 = AMDGPU_TPX_PARTITION_MODE, \
1025 						3 = AMDGPU_QPX_PARTITION_MODE, \
1026 						4 = AMDGPU_CPX_PARTITION_MODE)");
1027 module_param_named(user_partt_mode, amdgpu_user_partt_mode, uint, 0444);
1028 
1029 
1030 /**
1031  * DOC: enforce_isolation (int)
1032  * enforce process isolation between graphics and compute.
1033  * (-1 = auto, 0 = disable, 1 = enable, 2 = enable legacy mode, 3 = enable without cleaner shader)
1034  */
1035 module_param_named(enforce_isolation, amdgpu_enforce_isolation, int, 0444);
1036 MODULE_PARM_DESC(enforce_isolation,
1037 "enforce process isolation between graphics and compute. (-1 = auto, 0 = disable, 1 = enable, 2 = enable legacy mode, 3 = enable without cleaner shader)");
1038 
1039 /**
1040  * DOC: modeset (int)
1041  * Override nomodeset (1 = override, -1 = auto). The default is -1 (auto).
1042  */
1043 MODULE_PARM_DESC(modeset, "Override nomodeset (1 = enable, -1 = auto)");
1044 module_param_named(modeset, amdgpu_modeset, int, 0444);
1045 
1046 /**
1047  * DOC: seamless (int)
1048  * Seamless boot will keep the image on the screen during the boot process.
1049  */
1050 MODULE_PARM_DESC(seamless, "Seamless boot (-1 = auto (default), 0 = disable, 1 = enable)");
1051 module_param_named(seamless, amdgpu_seamless, int, 0444);
1052 
1053 /**
1054  * DOC: debug_mask (uint)
1055  * Debug options for amdgpu, work as a binary mask with the following options:
1056  *
1057  * - 0x1: Debug VM handling
1058  * - 0x2: Enable simulating large-bar capability on non-large bar system. This
1059  *   limits the VRAM size reported to ROCm applications to the visible
1060  *   size, usually 256MB.
1061  * - 0x4: Disable GPU soft recovery, always do a full reset
1062  * - 0x8: Use VRAM for firmware loading
1063  * - 0x10: Enable ACA based RAS logging
1064  * - 0x20: Enable experimental resets
1065  * - 0x40: Disable ring resets
1066  * - 0x80: Use VRAM for SMU pool
1067  */
1068 MODULE_PARM_DESC(debug_mask, "debug options for amdgpu, disabled by default");
1069 module_param_named_unsafe(debug_mask, amdgpu_debug_mask, uint, 0444);
1070 
1071 /**
1072  * DOC: agp (int)
1073  * Enable the AGP aperture.  This provides an aperture in the GPU's internal
1074  * address space for direct access to system memory.  Note that these accesses
1075  * are non-snooped, so they are only used for access to uncached memory.
1076  */
1077 MODULE_PARM_DESC(agp, "AGP (-1 = auto (default), 0 = disable, 1 = enable)");
1078 module_param_named(agp, amdgpu_agp, int, 0444);
1079 
1080 /**
1081  * DOC: wbrf (int)
1082  * Enable Wifi RFI interference mitigation feature.
1083  * Due to electrical and mechanical constraints there may be likely interference of
1084  * relatively high-powered harmonics of the (G-)DDR memory clocks with local radio
1085  * module frequency bands used by Wifi 6/6e/7. To mitigate the possible RFI interference,
1086  * with this feature enabled, PMFW will use either “shadowed P-State” or “P-State” based
1087  * on active list of frequencies in-use (to be avoided) as part of initial setting or
1088  * P-state transition. However, there may be potential performance impact with this
1089  * feature enabled.
1090  * (0 = disabled, 1 = enabled, -1 = auto (default setting, will be enabled if supported))
1091  */
1092 MODULE_PARM_DESC(wbrf,
1093 	"Enable Wifi RFI interference mitigation (0 = disabled, 1 = enabled, -1 = auto(default)");
1094 module_param_named(wbrf, amdgpu_wbrf, int, 0444);
1095 
1096 /**
1097  * DOC: rebar (int)
1098  * Allow BAR resizing.  Disable this to prevent the driver from attempting
1099  * to resize the BAR if the GPU supports it and there is available MMIO space.
1100  * Note that this just prevents the driver from resizing the BAR.  The BIOS
1101  * may have already resized the BAR at boot time.
1102  */
1103 MODULE_PARM_DESC(rebar, "Resizable BAR (-1 = auto (default), 0 = disable, 1 = enable)");
1104 module_param_named(rebar, amdgpu_rebar, int, 0444);
1105 
1106 /**
1107  * DOC: user_queue (int)
1108  * Enable user queues on systems that support user queues. Possible values:
1109  *
1110  * - -1 = auto (ASIC specific default)
1111  * -  0 = user queues disabled
1112  * -  1 = user queues enabled and kernel queues enabled (if supported)
1113  * -  2 = user queues enabled and kernel queues disabled
1114  */
1115 MODULE_PARM_DESC(user_queue, "Enable user queues (-1 = auto (default), 0 = disable, 1 = enable, 2 = enable UQs and disable KQs)");
1116 module_param_named(user_queue, amdgpu_user_queue, int, 0444);
1117 
1118 /*
1119  * DOC: hdmi_hpd_debounce_delay_ms (uint)
1120  * HDMI HPD disconnect debounce delay in milliseconds.
1121  *
1122  * Used to filter short disconnect->reconnect HPD toggles some HDMI sinks
1123  * generate while entering/leaving power save. Set to 0 to disable by default.
1124  */
1125 MODULE_PARM_DESC(hdmi_hpd_debounce_delay_ms, "HDMI HPD disconnect debounce delay in milliseconds (0 to disable (by default), 1500 is common)");
1126 module_param_named(hdmi_hpd_debounce_delay_ms, amdgpu_hdmi_hpd_debounce_delay_ms, uint, 0644);
1127 
1128 /**
1129  * DOC: ptl (int)
1130  * Enable PTL feature at boot time. Possible values:
1131  *
1132  * - -1 = auto (ASIC specific default)
1133  * -  0 = disable PTL (default)
1134  * -  1 = enable PTL
1135  * -  2 = permanently disable PTL (cannot be re-enabled at runtime)
1136  */
1137 MODULE_PARM_DESC(ptl, "Enable PTL (-1 = auto, 0 = disable (default), 1 = enable, 2 = permanently disable)");
1138 module_param_named(ptl, amdgpu_ptl, int, 0444);
1139 
1140 /* These devices are not supported by amdgpu.
1141  * They are supported by the mach64, r128, radeon drivers
1142  */
1143 static const u16 amdgpu_unsupported_pciidlist[] = {
1144 	/* mach64 */
1145 	0x4354,
1146 	0x4358,
1147 	0x4554,
1148 	0x4742,
1149 	0x4744,
1150 	0x4749,
1151 	0x474C,
1152 	0x474D,
1153 	0x474E,
1154 	0x474F,
1155 	0x4750,
1156 	0x4751,
1157 	0x4752,
1158 	0x4753,
1159 	0x4754,
1160 	0x4755,
1161 	0x4756,
1162 	0x4757,
1163 	0x4758,
1164 	0x4759,
1165 	0x475A,
1166 	0x4C42,
1167 	0x4C44,
1168 	0x4C47,
1169 	0x4C49,
1170 	0x4C4D,
1171 	0x4C4E,
1172 	0x4C50,
1173 	0x4C51,
1174 	0x4C52,
1175 	0x4C53,
1176 	0x5654,
1177 	0x5655,
1178 	0x5656,
1179 	/* r128 */
1180 	0x4c45,
1181 	0x4c46,
1182 	0x4d46,
1183 	0x4d4c,
1184 	0x5041,
1185 	0x5042,
1186 	0x5043,
1187 	0x5044,
1188 	0x5045,
1189 	0x5046,
1190 	0x5047,
1191 	0x5048,
1192 	0x5049,
1193 	0x504A,
1194 	0x504B,
1195 	0x504C,
1196 	0x504D,
1197 	0x504E,
1198 	0x504F,
1199 	0x5050,
1200 	0x5051,
1201 	0x5052,
1202 	0x5053,
1203 	0x5054,
1204 	0x5055,
1205 	0x5056,
1206 	0x5057,
1207 	0x5058,
1208 	0x5245,
1209 	0x5246,
1210 	0x5247,
1211 	0x524b,
1212 	0x524c,
1213 	0x534d,
1214 	0x5446,
1215 	0x544C,
1216 	0x5452,
1217 	/* radeon */
1218 	0x3150,
1219 	0x3151,
1220 	0x3152,
1221 	0x3154,
1222 	0x3155,
1223 	0x3E50,
1224 	0x3E54,
1225 	0x4136,
1226 	0x4137,
1227 	0x4144,
1228 	0x4145,
1229 	0x4146,
1230 	0x4147,
1231 	0x4148,
1232 	0x4149,
1233 	0x414A,
1234 	0x414B,
1235 	0x4150,
1236 	0x4151,
1237 	0x4152,
1238 	0x4153,
1239 	0x4154,
1240 	0x4155,
1241 	0x4156,
1242 	0x4237,
1243 	0x4242,
1244 	0x4336,
1245 	0x4337,
1246 	0x4437,
1247 	0x4966,
1248 	0x4967,
1249 	0x4A48,
1250 	0x4A49,
1251 	0x4A4A,
1252 	0x4A4B,
1253 	0x4A4C,
1254 	0x4A4D,
1255 	0x4A4E,
1256 	0x4A4F,
1257 	0x4A50,
1258 	0x4A54,
1259 	0x4B48,
1260 	0x4B49,
1261 	0x4B4A,
1262 	0x4B4B,
1263 	0x4B4C,
1264 	0x4C57,
1265 	0x4C58,
1266 	0x4C59,
1267 	0x4C5A,
1268 	0x4C64,
1269 	0x4C66,
1270 	0x4C67,
1271 	0x4E44,
1272 	0x4E45,
1273 	0x4E46,
1274 	0x4E47,
1275 	0x4E48,
1276 	0x4E49,
1277 	0x4E4A,
1278 	0x4E4B,
1279 	0x4E50,
1280 	0x4E51,
1281 	0x4E52,
1282 	0x4E53,
1283 	0x4E54,
1284 	0x4E56,
1285 	0x5144,
1286 	0x5145,
1287 	0x5146,
1288 	0x5147,
1289 	0x5148,
1290 	0x514C,
1291 	0x514D,
1292 	0x5157,
1293 	0x5158,
1294 	0x5159,
1295 	0x515A,
1296 	0x515E,
1297 	0x5460,
1298 	0x5462,
1299 	0x5464,
1300 	0x5548,
1301 	0x5549,
1302 	0x554A,
1303 	0x554B,
1304 	0x554C,
1305 	0x554D,
1306 	0x554E,
1307 	0x554F,
1308 	0x5550,
1309 	0x5551,
1310 	0x5552,
1311 	0x5554,
1312 	0x564A,
1313 	0x564B,
1314 	0x564F,
1315 	0x5652,
1316 	0x5653,
1317 	0x5657,
1318 	0x5834,
1319 	0x5835,
1320 	0x5954,
1321 	0x5955,
1322 	0x5974,
1323 	0x5975,
1324 	0x5960,
1325 	0x5961,
1326 	0x5962,
1327 	0x5964,
1328 	0x5965,
1329 	0x5969,
1330 	0x5a41,
1331 	0x5a42,
1332 	0x5a61,
1333 	0x5a62,
1334 	0x5b60,
1335 	0x5b62,
1336 	0x5b63,
1337 	0x5b64,
1338 	0x5b65,
1339 	0x5c61,
1340 	0x5c63,
1341 	0x5d48,
1342 	0x5d49,
1343 	0x5d4a,
1344 	0x5d4c,
1345 	0x5d4d,
1346 	0x5d4e,
1347 	0x5d4f,
1348 	0x5d50,
1349 	0x5d52,
1350 	0x5d57,
1351 	0x5e48,
1352 	0x5e4a,
1353 	0x5e4b,
1354 	0x5e4c,
1355 	0x5e4d,
1356 	0x5e4f,
1357 	0x6700,
1358 	0x6701,
1359 	0x6702,
1360 	0x6703,
1361 	0x6704,
1362 	0x6705,
1363 	0x6706,
1364 	0x6707,
1365 	0x6708,
1366 	0x6709,
1367 	0x6718,
1368 	0x6719,
1369 	0x671c,
1370 	0x671d,
1371 	0x671f,
1372 	0x6720,
1373 	0x6721,
1374 	0x6722,
1375 	0x6723,
1376 	0x6724,
1377 	0x6725,
1378 	0x6726,
1379 	0x6727,
1380 	0x6728,
1381 	0x6729,
1382 	0x6738,
1383 	0x6739,
1384 	0x673e,
1385 	0x6740,
1386 	0x6741,
1387 	0x6742,
1388 	0x6743,
1389 	0x6744,
1390 	0x6745,
1391 	0x6746,
1392 	0x6747,
1393 	0x6748,
1394 	0x6749,
1395 	0x674A,
1396 	0x6750,
1397 	0x6751,
1398 	0x6758,
1399 	0x6759,
1400 	0x675B,
1401 	0x675D,
1402 	0x675F,
1403 	0x6760,
1404 	0x6761,
1405 	0x6762,
1406 	0x6763,
1407 	0x6764,
1408 	0x6765,
1409 	0x6766,
1410 	0x6767,
1411 	0x6768,
1412 	0x6770,
1413 	0x6771,
1414 	0x6772,
1415 	0x6778,
1416 	0x6779,
1417 	0x677B,
1418 	0x6840,
1419 	0x6841,
1420 	0x6842,
1421 	0x6843,
1422 	0x6849,
1423 	0x684C,
1424 	0x6850,
1425 	0x6858,
1426 	0x6859,
1427 	0x6880,
1428 	0x6888,
1429 	0x6889,
1430 	0x688A,
1431 	0x688C,
1432 	0x688D,
1433 	0x6898,
1434 	0x6899,
1435 	0x689b,
1436 	0x689c,
1437 	0x689d,
1438 	0x689e,
1439 	0x68a0,
1440 	0x68a1,
1441 	0x68a8,
1442 	0x68a9,
1443 	0x68b0,
1444 	0x68b8,
1445 	0x68b9,
1446 	0x68ba,
1447 	0x68be,
1448 	0x68bf,
1449 	0x68c0,
1450 	0x68c1,
1451 	0x68c7,
1452 	0x68c8,
1453 	0x68c9,
1454 	0x68d8,
1455 	0x68d9,
1456 	0x68da,
1457 	0x68de,
1458 	0x68e0,
1459 	0x68e1,
1460 	0x68e4,
1461 	0x68e5,
1462 	0x68e8,
1463 	0x68e9,
1464 	0x68f1,
1465 	0x68f2,
1466 	0x68f8,
1467 	0x68f9,
1468 	0x68fa,
1469 	0x68fe,
1470 	0x7100,
1471 	0x7101,
1472 	0x7102,
1473 	0x7103,
1474 	0x7104,
1475 	0x7105,
1476 	0x7106,
1477 	0x7108,
1478 	0x7109,
1479 	0x710A,
1480 	0x710B,
1481 	0x710C,
1482 	0x710E,
1483 	0x710F,
1484 	0x7140,
1485 	0x7141,
1486 	0x7142,
1487 	0x7143,
1488 	0x7144,
1489 	0x7145,
1490 	0x7146,
1491 	0x7147,
1492 	0x7149,
1493 	0x714A,
1494 	0x714B,
1495 	0x714C,
1496 	0x714D,
1497 	0x714E,
1498 	0x714F,
1499 	0x7151,
1500 	0x7152,
1501 	0x7153,
1502 	0x715E,
1503 	0x715F,
1504 	0x7180,
1505 	0x7181,
1506 	0x7183,
1507 	0x7186,
1508 	0x7187,
1509 	0x7188,
1510 	0x718A,
1511 	0x718B,
1512 	0x718C,
1513 	0x718D,
1514 	0x718F,
1515 	0x7193,
1516 	0x7196,
1517 	0x719B,
1518 	0x719F,
1519 	0x71C0,
1520 	0x71C1,
1521 	0x71C2,
1522 	0x71C3,
1523 	0x71C4,
1524 	0x71C5,
1525 	0x71C6,
1526 	0x71C7,
1527 	0x71CD,
1528 	0x71CE,
1529 	0x71D2,
1530 	0x71D4,
1531 	0x71D5,
1532 	0x71D6,
1533 	0x71DA,
1534 	0x71DE,
1535 	0x7200,
1536 	0x7210,
1537 	0x7211,
1538 	0x7240,
1539 	0x7243,
1540 	0x7244,
1541 	0x7245,
1542 	0x7246,
1543 	0x7247,
1544 	0x7248,
1545 	0x7249,
1546 	0x724A,
1547 	0x724B,
1548 	0x724C,
1549 	0x724D,
1550 	0x724E,
1551 	0x724F,
1552 	0x7280,
1553 	0x7281,
1554 	0x7283,
1555 	0x7284,
1556 	0x7287,
1557 	0x7288,
1558 	0x7289,
1559 	0x728B,
1560 	0x728C,
1561 	0x7290,
1562 	0x7291,
1563 	0x7293,
1564 	0x7297,
1565 	0x7834,
1566 	0x7835,
1567 	0x791e,
1568 	0x791f,
1569 	0x793f,
1570 	0x7941,
1571 	0x7942,
1572 	0x796c,
1573 	0x796d,
1574 	0x796e,
1575 	0x796f,
1576 	0x9400,
1577 	0x9401,
1578 	0x9402,
1579 	0x9403,
1580 	0x9405,
1581 	0x940A,
1582 	0x940B,
1583 	0x940F,
1584 	0x94A0,
1585 	0x94A1,
1586 	0x94A3,
1587 	0x94B1,
1588 	0x94B3,
1589 	0x94B4,
1590 	0x94B5,
1591 	0x94B9,
1592 	0x9440,
1593 	0x9441,
1594 	0x9442,
1595 	0x9443,
1596 	0x9444,
1597 	0x9446,
1598 	0x944A,
1599 	0x944B,
1600 	0x944C,
1601 	0x944E,
1602 	0x9450,
1603 	0x9452,
1604 	0x9456,
1605 	0x945A,
1606 	0x945B,
1607 	0x945E,
1608 	0x9460,
1609 	0x9462,
1610 	0x946A,
1611 	0x946B,
1612 	0x947A,
1613 	0x947B,
1614 	0x9480,
1615 	0x9487,
1616 	0x9488,
1617 	0x9489,
1618 	0x948A,
1619 	0x948F,
1620 	0x9490,
1621 	0x9491,
1622 	0x9495,
1623 	0x9498,
1624 	0x949C,
1625 	0x949E,
1626 	0x949F,
1627 	0x94C0,
1628 	0x94C1,
1629 	0x94C3,
1630 	0x94C4,
1631 	0x94C5,
1632 	0x94C6,
1633 	0x94C7,
1634 	0x94C8,
1635 	0x94C9,
1636 	0x94CB,
1637 	0x94CC,
1638 	0x94CD,
1639 	0x9500,
1640 	0x9501,
1641 	0x9504,
1642 	0x9505,
1643 	0x9506,
1644 	0x9507,
1645 	0x9508,
1646 	0x9509,
1647 	0x950F,
1648 	0x9511,
1649 	0x9515,
1650 	0x9517,
1651 	0x9519,
1652 	0x9540,
1653 	0x9541,
1654 	0x9542,
1655 	0x954E,
1656 	0x954F,
1657 	0x9552,
1658 	0x9553,
1659 	0x9555,
1660 	0x9557,
1661 	0x955f,
1662 	0x9580,
1663 	0x9581,
1664 	0x9583,
1665 	0x9586,
1666 	0x9587,
1667 	0x9588,
1668 	0x9589,
1669 	0x958A,
1670 	0x958B,
1671 	0x958C,
1672 	0x958D,
1673 	0x958E,
1674 	0x958F,
1675 	0x9590,
1676 	0x9591,
1677 	0x9593,
1678 	0x9595,
1679 	0x9596,
1680 	0x9597,
1681 	0x9598,
1682 	0x9599,
1683 	0x959B,
1684 	0x95C0,
1685 	0x95C2,
1686 	0x95C4,
1687 	0x95C5,
1688 	0x95C6,
1689 	0x95C7,
1690 	0x95C9,
1691 	0x95CC,
1692 	0x95CD,
1693 	0x95CE,
1694 	0x95CF,
1695 	0x9610,
1696 	0x9611,
1697 	0x9612,
1698 	0x9613,
1699 	0x9614,
1700 	0x9615,
1701 	0x9616,
1702 	0x9640,
1703 	0x9641,
1704 	0x9642,
1705 	0x9643,
1706 	0x9644,
1707 	0x9645,
1708 	0x9647,
1709 	0x9648,
1710 	0x9649,
1711 	0x964a,
1712 	0x964b,
1713 	0x964c,
1714 	0x964e,
1715 	0x964f,
1716 	0x9710,
1717 	0x9711,
1718 	0x9712,
1719 	0x9713,
1720 	0x9714,
1721 	0x9715,
1722 	0x9802,
1723 	0x9803,
1724 	0x9804,
1725 	0x9805,
1726 	0x9806,
1727 	0x9807,
1728 	0x9808,
1729 	0x9809,
1730 	0x980A,
1731 	0x9900,
1732 	0x9901,
1733 	0x9903,
1734 	0x9904,
1735 	0x9905,
1736 	0x9906,
1737 	0x9907,
1738 	0x9908,
1739 	0x9909,
1740 	0x990A,
1741 	0x990B,
1742 	0x990C,
1743 	0x990D,
1744 	0x990E,
1745 	0x990F,
1746 	0x9910,
1747 	0x9913,
1748 	0x9917,
1749 	0x9918,
1750 	0x9919,
1751 	0x9990,
1752 	0x9991,
1753 	0x9992,
1754 	0x9993,
1755 	0x9994,
1756 	0x9995,
1757 	0x9996,
1758 	0x9997,
1759 	0x9998,
1760 	0x9999,
1761 	0x999A,
1762 	0x999B,
1763 	0x999C,
1764 	0x999D,
1765 	0x99A0,
1766 	0x99A2,
1767 	0x99A4,
1768 	/* radeon secondary ids */
1769 	0x3171,
1770 	0x3e70,
1771 	0x4164,
1772 	0x4165,
1773 	0x4166,
1774 	0x4168,
1775 	0x4170,
1776 	0x4171,
1777 	0x4172,
1778 	0x4173,
1779 	0x496e,
1780 	0x4a69,
1781 	0x4a6a,
1782 	0x4a6b,
1783 	0x4a70,
1784 	0x4a74,
1785 	0x4b69,
1786 	0x4b6b,
1787 	0x4b6c,
1788 	0x4c6e,
1789 	0x4e64,
1790 	0x4e65,
1791 	0x4e66,
1792 	0x4e67,
1793 	0x4e68,
1794 	0x4e69,
1795 	0x4e6a,
1796 	0x4e71,
1797 	0x4f73,
1798 	0x5569,
1799 	0x556b,
1800 	0x556d,
1801 	0x556f,
1802 	0x5571,
1803 	0x5854,
1804 	0x5874,
1805 	0x5940,
1806 	0x5941,
1807 	0x5b70,
1808 	0x5b72,
1809 	0x5b73,
1810 	0x5b74,
1811 	0x5b75,
1812 	0x5d44,
1813 	0x5d45,
1814 	0x5d6d,
1815 	0x5d6f,
1816 	0x5d72,
1817 	0x5d77,
1818 	0x5e6b,
1819 	0x5e6d,
1820 	0x7120,
1821 	0x7124,
1822 	0x7129,
1823 	0x712e,
1824 	0x712f,
1825 	0x7162,
1826 	0x7163,
1827 	0x7166,
1828 	0x7167,
1829 	0x7172,
1830 	0x7173,
1831 	0x71a0,
1832 	0x71a1,
1833 	0x71a3,
1834 	0x71a7,
1835 	0x71bb,
1836 	0x71e0,
1837 	0x71e1,
1838 	0x71e2,
1839 	0x71e6,
1840 	0x71e7,
1841 	0x71f2,
1842 	0x7269,
1843 	0x726b,
1844 	0x726e,
1845 	0x72a0,
1846 	0x72a8,
1847 	0x72b1,
1848 	0x72b3,
1849 	0x793f,
1850 };
1851 
1852 static const struct pci_device_id pciidlist[] = {
1853 	{ PCI_DEVICE(0x1002, 0x6780), .driver_data = CHIP_TAHITI },
1854 	{ PCI_DEVICE(0x1002, 0x6784), .driver_data = CHIP_TAHITI },
1855 	{ PCI_DEVICE(0x1002, 0x6788), .driver_data = CHIP_TAHITI },
1856 	{ PCI_DEVICE(0x1002, 0x678A), .driver_data = CHIP_TAHITI },
1857 	{ PCI_DEVICE(0x1002, 0x6790), .driver_data = CHIP_TAHITI },
1858 	{ PCI_DEVICE(0x1002, 0x6791), .driver_data = CHIP_TAHITI },
1859 	{ PCI_DEVICE(0x1002, 0x6792), .driver_data = CHIP_TAHITI },
1860 	{ PCI_DEVICE(0x1002, 0x6798), .driver_data = CHIP_TAHITI },
1861 	{ PCI_DEVICE(0x1002, 0x6799), .driver_data = CHIP_TAHITI },
1862 	{ PCI_DEVICE(0x1002, 0x679A), .driver_data = CHIP_TAHITI },
1863 	{ PCI_DEVICE(0x1002, 0x679B), .driver_data = CHIP_TAHITI },
1864 	{ PCI_DEVICE(0x1002, 0x679E), .driver_data = CHIP_TAHITI },
1865 	{ PCI_DEVICE(0x1002, 0x679F), .driver_data = CHIP_TAHITI },
1866 	{ PCI_DEVICE(0x1002, 0x6800), .driver_data = CHIP_PITCAIRN|AMD_IS_MOBILITY },
1867 	{ PCI_DEVICE(0x1002, 0x6801), .driver_data = CHIP_PITCAIRN|AMD_IS_MOBILITY },
1868 	{ PCI_DEVICE(0x1002, 0x6802), .driver_data = CHIP_PITCAIRN|AMD_IS_MOBILITY },
1869 	{ PCI_DEVICE(0x1002, 0x6806), .driver_data = CHIP_PITCAIRN },
1870 	{ PCI_DEVICE(0x1002, 0x6808), .driver_data = CHIP_PITCAIRN },
1871 	{ PCI_DEVICE(0x1002, 0x6809), .driver_data = CHIP_PITCAIRN },
1872 	{ PCI_DEVICE(0x1002, 0x6810), .driver_data = CHIP_PITCAIRN },
1873 	{ PCI_DEVICE(0x1002, 0x6811), .driver_data = CHIP_PITCAIRN },
1874 	{ PCI_DEVICE(0x1002, 0x6816), .driver_data = CHIP_PITCAIRN },
1875 	{ PCI_DEVICE(0x1002, 0x6817), .driver_data = CHIP_PITCAIRN },
1876 	{ PCI_DEVICE(0x1002, 0x6818), .driver_data = CHIP_PITCAIRN },
1877 	{ PCI_DEVICE(0x1002, 0x6819), .driver_data = CHIP_PITCAIRN },
1878 	{ PCI_DEVICE(0x1002, 0x6600), .driver_data = CHIP_OLAND|AMD_IS_MOBILITY },
1879 	{ PCI_DEVICE(0x1002, 0x6601), .driver_data = CHIP_OLAND|AMD_IS_MOBILITY },
1880 	{ PCI_DEVICE(0x1002, 0x6602), .driver_data = CHIP_OLAND|AMD_IS_MOBILITY },
1881 	{ PCI_DEVICE(0x1002, 0x6603), .driver_data = CHIP_OLAND|AMD_IS_MOBILITY },
1882 	{ PCI_DEVICE(0x1002, 0x6604), .driver_data = CHIP_OLAND|AMD_IS_MOBILITY },
1883 	{ PCI_DEVICE(0x1002, 0x6605), .driver_data = CHIP_OLAND|AMD_IS_MOBILITY },
1884 	{ PCI_DEVICE(0x1002, 0x6606), .driver_data = CHIP_OLAND|AMD_IS_MOBILITY },
1885 	{ PCI_DEVICE(0x1002, 0x6607), .driver_data = CHIP_OLAND|AMD_IS_MOBILITY },
1886 	{ PCI_DEVICE(0x1002, 0x6608), .driver_data = CHIP_OLAND },
1887 	{ PCI_DEVICE(0x1002, 0x6610), .driver_data = CHIP_OLAND },
1888 	{ PCI_DEVICE(0x1002, 0x6611), .driver_data = CHIP_OLAND },
1889 	{ PCI_DEVICE(0x1002, 0x6613), .driver_data = CHIP_OLAND },
1890 	{ PCI_DEVICE(0x1002, 0x6617), .driver_data = CHIP_OLAND|AMD_IS_MOBILITY },
1891 	{ PCI_DEVICE(0x1002, 0x6620), .driver_data = CHIP_OLAND|AMD_IS_MOBILITY },
1892 	{ PCI_DEVICE(0x1002, 0x6621), .driver_data = CHIP_OLAND|AMD_IS_MOBILITY },
1893 	{ PCI_DEVICE(0x1002, 0x6623), .driver_data = CHIP_OLAND|AMD_IS_MOBILITY },
1894 	{ PCI_DEVICE(0x1002, 0x6631), .driver_data = CHIP_OLAND },
1895 	{ PCI_DEVICE(0x1002, 0x6820), .driver_data = CHIP_VERDE|AMD_IS_MOBILITY },
1896 	{ PCI_DEVICE(0x1002, 0x6821), .driver_data = CHIP_VERDE|AMD_IS_MOBILITY },
1897 	{ PCI_DEVICE(0x1002, 0x6822), .driver_data = CHIP_VERDE|AMD_IS_MOBILITY },
1898 	{ PCI_DEVICE(0x1002, 0x6823), .driver_data = CHIP_VERDE|AMD_IS_MOBILITY },
1899 	{ PCI_DEVICE(0x1002, 0x6824), .driver_data = CHIP_VERDE|AMD_IS_MOBILITY },
1900 	{ PCI_DEVICE(0x1002, 0x6825), .driver_data = CHIP_VERDE|AMD_IS_MOBILITY },
1901 	{ PCI_DEVICE(0x1002, 0x6826), .driver_data = CHIP_VERDE|AMD_IS_MOBILITY },
1902 	{ PCI_DEVICE(0x1002, 0x6827), .driver_data = CHIP_VERDE|AMD_IS_MOBILITY },
1903 	{ PCI_DEVICE(0x1002, 0x6828), .driver_data = CHIP_VERDE },
1904 	{ PCI_DEVICE(0x1002, 0x6829), .driver_data = CHIP_VERDE },
1905 	{ PCI_DEVICE(0x1002, 0x682A), .driver_data = CHIP_VERDE|AMD_IS_MOBILITY },
1906 	{ PCI_DEVICE(0x1002, 0x682B), .driver_data = CHIP_VERDE|AMD_IS_MOBILITY },
1907 	{ PCI_DEVICE(0x1002, 0x682C), .driver_data = CHIP_VERDE },
1908 	{ PCI_DEVICE(0x1002, 0x682D), .driver_data = CHIP_VERDE|AMD_IS_MOBILITY },
1909 	{ PCI_DEVICE(0x1002, 0x682F), .driver_data = CHIP_VERDE|AMD_IS_MOBILITY },
1910 	{ PCI_DEVICE(0x1002, 0x6830), .driver_data = CHIP_VERDE|AMD_IS_MOBILITY },
1911 	{ PCI_DEVICE(0x1002, 0x6831), .driver_data = CHIP_VERDE|AMD_IS_MOBILITY },
1912 	{ PCI_DEVICE(0x1002, 0x6835), .driver_data = CHIP_VERDE },
1913 	{ PCI_DEVICE(0x1002, 0x6837), .driver_data = CHIP_VERDE },
1914 	{ PCI_DEVICE(0x1002, 0x6838), .driver_data = CHIP_VERDE },
1915 	{ PCI_DEVICE(0x1002, 0x6839), .driver_data = CHIP_VERDE },
1916 	{ PCI_DEVICE(0x1002, 0x683B), .driver_data = CHIP_VERDE },
1917 	{ PCI_DEVICE(0x1002, 0x683D), .driver_data = CHIP_VERDE },
1918 	{ PCI_DEVICE(0x1002, 0x683F), .driver_data = CHIP_VERDE },
1919 	{ PCI_DEVICE(0x1002, 0x6660), .driver_data = CHIP_HAINAN|AMD_IS_MOBILITY },
1920 	{ PCI_DEVICE(0x1002, 0x6663), .driver_data = CHIP_HAINAN|AMD_IS_MOBILITY },
1921 	{ PCI_DEVICE(0x1002, 0x6664), .driver_data = CHIP_HAINAN|AMD_IS_MOBILITY },
1922 	{ PCI_DEVICE(0x1002, 0x6665), .driver_data = CHIP_HAINAN|AMD_IS_MOBILITY },
1923 	{ PCI_DEVICE(0x1002, 0x6667), .driver_data = CHIP_HAINAN|AMD_IS_MOBILITY },
1924 	{ PCI_DEVICE(0x1002, 0x666F), .driver_data = CHIP_HAINAN|AMD_IS_MOBILITY },
1925 	/* Kaveri */
1926 	{ PCI_DEVICE(0x1002, 0x1304), .driver_data = CHIP_KAVERI|AMD_IS_MOBILITY|AMD_IS_APU },
1927 	{ PCI_DEVICE(0x1002, 0x1305), .driver_data = CHIP_KAVERI|AMD_IS_APU },
1928 	{ PCI_DEVICE(0x1002, 0x1306), .driver_data = CHIP_KAVERI|AMD_IS_MOBILITY|AMD_IS_APU },
1929 	{ PCI_DEVICE(0x1002, 0x1307), .driver_data = CHIP_KAVERI|AMD_IS_APU },
1930 	{ PCI_DEVICE(0x1002, 0x1309), .driver_data = CHIP_KAVERI|AMD_IS_MOBILITY|AMD_IS_APU },
1931 	{ PCI_DEVICE(0x1002, 0x130A), .driver_data = CHIP_KAVERI|AMD_IS_MOBILITY|AMD_IS_APU },
1932 	{ PCI_DEVICE(0x1002, 0x130B), .driver_data = CHIP_KAVERI|AMD_IS_MOBILITY|AMD_IS_APU },
1933 	{ PCI_DEVICE(0x1002, 0x130C), .driver_data = CHIP_KAVERI|AMD_IS_MOBILITY|AMD_IS_APU },
1934 	{ PCI_DEVICE(0x1002, 0x130D), .driver_data = CHIP_KAVERI|AMD_IS_MOBILITY|AMD_IS_APU },
1935 	{ PCI_DEVICE(0x1002, 0x130E), .driver_data = CHIP_KAVERI|AMD_IS_MOBILITY|AMD_IS_APU },
1936 	{ PCI_DEVICE(0x1002, 0x130F), .driver_data = CHIP_KAVERI|AMD_IS_APU },
1937 	{ PCI_DEVICE(0x1002, 0x1310), .driver_data = CHIP_KAVERI|AMD_IS_APU },
1938 	{ PCI_DEVICE(0x1002, 0x1311), .driver_data = CHIP_KAVERI|AMD_IS_APU },
1939 	{ PCI_DEVICE(0x1002, 0x1312), .driver_data = CHIP_KAVERI|AMD_IS_APU },
1940 	{ PCI_DEVICE(0x1002, 0x1313), .driver_data = CHIP_KAVERI|AMD_IS_APU },
1941 	{ PCI_DEVICE(0x1002, 0x1315), .driver_data = CHIP_KAVERI|AMD_IS_APU },
1942 	{ PCI_DEVICE(0x1002, 0x1316), .driver_data = CHIP_KAVERI|AMD_IS_APU },
1943 	{ PCI_DEVICE(0x1002, 0x1317), .driver_data = CHIP_KAVERI|AMD_IS_MOBILITY|AMD_IS_APU },
1944 	{ PCI_DEVICE(0x1002, 0x1318), .driver_data = CHIP_KAVERI|AMD_IS_MOBILITY|AMD_IS_APU },
1945 	{ PCI_DEVICE(0x1002, 0x131B), .driver_data = CHIP_KAVERI|AMD_IS_APU },
1946 	{ PCI_DEVICE(0x1002, 0x131C), .driver_data = CHIP_KAVERI|AMD_IS_APU },
1947 	{ PCI_DEVICE(0x1002, 0x131D), .driver_data = CHIP_KAVERI|AMD_IS_APU },
1948 	/* Bonaire */
1949 	{ PCI_DEVICE(0x1002, 0x6640), .driver_data = CHIP_BONAIRE|AMD_IS_MOBILITY },
1950 	{ PCI_DEVICE(0x1002, 0x6641), .driver_data = CHIP_BONAIRE|AMD_IS_MOBILITY },
1951 	{ PCI_DEVICE(0x1002, 0x6646), .driver_data = CHIP_BONAIRE|AMD_IS_MOBILITY },
1952 	{ PCI_DEVICE(0x1002, 0x6647), .driver_data = CHIP_BONAIRE|AMD_IS_MOBILITY },
1953 	{ PCI_DEVICE(0x1002, 0x6649), .driver_data = CHIP_BONAIRE },
1954 	{ PCI_DEVICE(0x1002, 0x664D), .driver_data = CHIP_BONAIRE },
1955 	{ PCI_DEVICE(0x1002, 0x6650), .driver_data = CHIP_BONAIRE },
1956 	{ PCI_DEVICE(0x1002, 0x6651), .driver_data = CHIP_BONAIRE },
1957 	{ PCI_DEVICE(0x1002, 0x6658), .driver_data = CHIP_BONAIRE },
1958 	{ PCI_DEVICE(0x1002, 0x665c), .driver_data = CHIP_BONAIRE },
1959 	{ PCI_DEVICE(0x1002, 0x665d), .driver_data = CHIP_BONAIRE },
1960 	{ PCI_DEVICE(0x1002, 0x665f), .driver_data = CHIP_BONAIRE },
1961 	/* Hawaii */
1962 	{ PCI_DEVICE(0x1002, 0x67A0), .driver_data = CHIP_HAWAII },
1963 	{ PCI_DEVICE(0x1002, 0x67A1), .driver_data = CHIP_HAWAII },
1964 	{ PCI_DEVICE(0x1002, 0x67A2), .driver_data = CHIP_HAWAII },
1965 	{ PCI_DEVICE(0x1002, 0x67A8), .driver_data = CHIP_HAWAII },
1966 	{ PCI_DEVICE(0x1002, 0x67A9), .driver_data = CHIP_HAWAII },
1967 	{ PCI_DEVICE(0x1002, 0x67AA), .driver_data = CHIP_HAWAII },
1968 	{ PCI_DEVICE(0x1002, 0x67B0), .driver_data = CHIP_HAWAII },
1969 	{ PCI_DEVICE(0x1002, 0x67B1), .driver_data = CHIP_HAWAII },
1970 	{ PCI_DEVICE(0x1002, 0x67B8), .driver_data = CHIP_HAWAII },
1971 	{ PCI_DEVICE(0x1002, 0x67B9), .driver_data = CHIP_HAWAII },
1972 	{ PCI_DEVICE(0x1002, 0x67BA), .driver_data = CHIP_HAWAII },
1973 	{ PCI_DEVICE(0x1002, 0x67BE), .driver_data = CHIP_HAWAII },
1974 	/* Kabini */
1975 	{ PCI_DEVICE(0x1002, 0x9830), .driver_data = CHIP_KABINI|AMD_IS_MOBILITY|AMD_IS_APU },
1976 	{ PCI_DEVICE(0x1002, 0x9831), .driver_data = CHIP_KABINI|AMD_IS_APU },
1977 	{ PCI_DEVICE(0x1002, 0x9832), .driver_data = CHIP_KABINI|AMD_IS_MOBILITY|AMD_IS_APU },
1978 	{ PCI_DEVICE(0x1002, 0x9833), .driver_data = CHIP_KABINI|AMD_IS_APU },
1979 	{ PCI_DEVICE(0x1002, 0x9834), .driver_data = CHIP_KABINI|AMD_IS_MOBILITY|AMD_IS_APU },
1980 	{ PCI_DEVICE(0x1002, 0x9835), .driver_data = CHIP_KABINI|AMD_IS_APU },
1981 	{ PCI_DEVICE(0x1002, 0x9836), .driver_data = CHIP_KABINI|AMD_IS_MOBILITY|AMD_IS_APU },
1982 	{ PCI_DEVICE(0x1002, 0x9837), .driver_data = CHIP_KABINI|AMD_IS_APU },
1983 	{ PCI_DEVICE(0x1002, 0x9838), .driver_data = CHIP_KABINI|AMD_IS_MOBILITY|AMD_IS_APU },
1984 	{ PCI_DEVICE(0x1002, 0x9839), .driver_data = CHIP_KABINI|AMD_IS_MOBILITY|AMD_IS_APU },
1985 	{ PCI_DEVICE(0x1002, 0x983a), .driver_data = CHIP_KABINI|AMD_IS_APU },
1986 	{ PCI_DEVICE(0x1002, 0x983b), .driver_data = CHIP_KABINI|AMD_IS_MOBILITY|AMD_IS_APU },
1987 	{ PCI_DEVICE(0x1002, 0x983c), .driver_data = CHIP_KABINI|AMD_IS_APU },
1988 	{ PCI_DEVICE(0x1002, 0x983d), .driver_data = CHIP_KABINI|AMD_IS_APU },
1989 	{ PCI_DEVICE(0x1002, 0x983e), .driver_data = CHIP_KABINI|AMD_IS_APU },
1990 	{ PCI_DEVICE(0x1002, 0x983f), .driver_data = CHIP_KABINI|AMD_IS_APU },
1991 	/* mullins */
1992 	{ PCI_DEVICE(0x1002, 0x9850), .driver_data = CHIP_MULLINS|AMD_IS_MOBILITY|AMD_IS_APU },
1993 	{ PCI_DEVICE(0x1002, 0x9851), .driver_data = CHIP_MULLINS|AMD_IS_MOBILITY|AMD_IS_APU },
1994 	{ PCI_DEVICE(0x1002, 0x9852), .driver_data = CHIP_MULLINS|AMD_IS_MOBILITY|AMD_IS_APU },
1995 	{ PCI_DEVICE(0x1002, 0x9853), .driver_data = CHIP_MULLINS|AMD_IS_MOBILITY|AMD_IS_APU },
1996 	{ PCI_DEVICE(0x1002, 0x9854), .driver_data = CHIP_MULLINS|AMD_IS_MOBILITY|AMD_IS_APU },
1997 	{ PCI_DEVICE(0x1002, 0x9855), .driver_data = CHIP_MULLINS|AMD_IS_MOBILITY|AMD_IS_APU },
1998 	{ PCI_DEVICE(0x1002, 0x9856), .driver_data = CHIP_MULLINS|AMD_IS_MOBILITY|AMD_IS_APU },
1999 	{ PCI_DEVICE(0x1002, 0x9857), .driver_data = CHIP_MULLINS|AMD_IS_MOBILITY|AMD_IS_APU },
2000 	{ PCI_DEVICE(0x1002, 0x9858), .driver_data = CHIP_MULLINS|AMD_IS_MOBILITY|AMD_IS_APU },
2001 	{ PCI_DEVICE(0x1002, 0x9859), .driver_data = CHIP_MULLINS|AMD_IS_MOBILITY|AMD_IS_APU },
2002 	{ PCI_DEVICE(0x1002, 0x985A), .driver_data = CHIP_MULLINS|AMD_IS_MOBILITY|AMD_IS_APU },
2003 	{ PCI_DEVICE(0x1002, 0x985B), .driver_data = CHIP_MULLINS|AMD_IS_MOBILITY|AMD_IS_APU },
2004 	{ PCI_DEVICE(0x1002, 0x985C), .driver_data = CHIP_MULLINS|AMD_IS_MOBILITY|AMD_IS_APU },
2005 	{ PCI_DEVICE(0x1002, 0x985D), .driver_data = CHIP_MULLINS|AMD_IS_MOBILITY|AMD_IS_APU },
2006 	{ PCI_DEVICE(0x1002, 0x985E), .driver_data = CHIP_MULLINS|AMD_IS_MOBILITY|AMD_IS_APU },
2007 	{ PCI_DEVICE(0x1002, 0x985F), .driver_data = CHIP_MULLINS|AMD_IS_MOBILITY|AMD_IS_APU },
2008 	/* topaz */
2009 	{ PCI_DEVICE(0x1002, 0x6900), .driver_data = CHIP_TOPAZ },
2010 	{ PCI_DEVICE(0x1002, 0x6901), .driver_data = CHIP_TOPAZ },
2011 	{ PCI_DEVICE(0x1002, 0x6902), .driver_data = CHIP_TOPAZ },
2012 	{ PCI_DEVICE(0x1002, 0x6903), .driver_data = CHIP_TOPAZ },
2013 	{ PCI_DEVICE(0x1002, 0x6907), .driver_data = CHIP_TOPAZ },
2014 	/* tonga */
2015 	{ PCI_DEVICE(0x1002, 0x6920), .driver_data = CHIP_TONGA },
2016 	{ PCI_DEVICE(0x1002, 0x6921), .driver_data = CHIP_TONGA },
2017 	{ PCI_DEVICE(0x1002, 0x6928), .driver_data = CHIP_TONGA },
2018 	{ PCI_DEVICE(0x1002, 0x6929), .driver_data = CHIP_TONGA },
2019 	{ PCI_DEVICE(0x1002, 0x692B), .driver_data = CHIP_TONGA },
2020 	{ PCI_DEVICE(0x1002, 0x692F), .driver_data = CHIP_TONGA },
2021 	{ PCI_DEVICE(0x1002, 0x6930), .driver_data = CHIP_TONGA },
2022 	{ PCI_DEVICE(0x1002, 0x6938), .driver_data = CHIP_TONGA },
2023 	{ PCI_DEVICE(0x1002, 0x6939), .driver_data = CHIP_TONGA },
2024 	{ PCI_DEVICE(0x1002, 0x693B), .driver_data = CHIP_TONGA },
2025 	/* fiji */
2026 	{ PCI_DEVICE(0x1002, 0x7300), .driver_data = CHIP_FIJI },
2027 	{ PCI_DEVICE(0x1002, 0x730F), .driver_data = CHIP_FIJI },
2028 	/* carrizo */
2029 	{ PCI_DEVICE(0x1002, 0x9870), .driver_data = CHIP_CARRIZO|AMD_IS_APU },
2030 	{ PCI_DEVICE(0x1002, 0x9874), .driver_data = CHIP_CARRIZO|AMD_IS_APU },
2031 	{ PCI_DEVICE(0x1002, 0x9875), .driver_data = CHIP_CARRIZO|AMD_IS_APU },
2032 	{ PCI_DEVICE(0x1002, 0x9876), .driver_data = CHIP_CARRIZO|AMD_IS_APU },
2033 	{ PCI_DEVICE(0x1002, 0x9877), .driver_data = CHIP_CARRIZO|AMD_IS_APU },
2034 	/* stoney */
2035 	{ PCI_DEVICE(0x1002, 0x98E4), .driver_data = CHIP_STONEY|AMD_IS_APU },
2036 	/* Polaris11 */
2037 	{ PCI_DEVICE(0x1002, 0x67E0), .driver_data = CHIP_POLARIS11 },
2038 	{ PCI_DEVICE(0x1002, 0x67E3), .driver_data = CHIP_POLARIS11 },
2039 	{ PCI_DEVICE(0x1002, 0x67E8), .driver_data = CHIP_POLARIS11 },
2040 	{ PCI_DEVICE(0x1002, 0x67EB), .driver_data = CHIP_POLARIS11 },
2041 	{ PCI_DEVICE(0x1002, 0x67EF), .driver_data = CHIP_POLARIS11 },
2042 	{ PCI_DEVICE(0x1002, 0x67FF), .driver_data = CHIP_POLARIS11 },
2043 	{ PCI_DEVICE(0x1002, 0x67E1), .driver_data = CHIP_POLARIS11 },
2044 	{ PCI_DEVICE(0x1002, 0x67E7), .driver_data = CHIP_POLARIS11 },
2045 	{ PCI_DEVICE(0x1002, 0x67E9), .driver_data = CHIP_POLARIS11 },
2046 	/* Polaris10 */
2047 	{ PCI_DEVICE(0x1002, 0x67C0), .driver_data = CHIP_POLARIS10 },
2048 	{ PCI_DEVICE(0x1002, 0x67C1), .driver_data = CHIP_POLARIS10 },
2049 	{ PCI_DEVICE(0x1002, 0x67C2), .driver_data = CHIP_POLARIS10 },
2050 	{ PCI_DEVICE(0x1002, 0x67C4), .driver_data = CHIP_POLARIS10 },
2051 	{ PCI_DEVICE(0x1002, 0x67C7), .driver_data = CHIP_POLARIS10 },
2052 	{ PCI_DEVICE(0x1002, 0x67D0), .driver_data = CHIP_POLARIS10 },
2053 	{ PCI_DEVICE(0x1002, 0x67D4), .driver_data = CHIP_POLARIS10 },
2054 	{ PCI_DEVICE(0x1002, 0x67DF), .driver_data = CHIP_POLARIS10 },
2055 	{ PCI_DEVICE(0x1002, 0x67C8), .driver_data = CHIP_POLARIS10 },
2056 	{ PCI_DEVICE(0x1002, 0x67C9), .driver_data = CHIP_POLARIS10 },
2057 	{ PCI_DEVICE(0x1002, 0x67CA), .driver_data = CHIP_POLARIS10 },
2058 	{ PCI_DEVICE(0x1002, 0x67CC), .driver_data = CHIP_POLARIS10 },
2059 	{ PCI_DEVICE(0x1002, 0x67CF), .driver_data = CHIP_POLARIS10 },
2060 	{ PCI_DEVICE(0x1002, 0x6FDF), .driver_data = CHIP_POLARIS10 },
2061 	/* Polaris12 */
2062 	{ PCI_DEVICE(0x1002, 0x6980), .driver_data = CHIP_POLARIS12 },
2063 	{ PCI_DEVICE(0x1002, 0x6981), .driver_data = CHIP_POLARIS12 },
2064 	{ PCI_DEVICE(0x1002, 0x6985), .driver_data = CHIP_POLARIS12 },
2065 	{ PCI_DEVICE(0x1002, 0x6986), .driver_data = CHIP_POLARIS12 },
2066 	{ PCI_DEVICE(0x1002, 0x6987), .driver_data = CHIP_POLARIS12 },
2067 	{ PCI_DEVICE(0x1002, 0x698F), .driver_data = CHIP_POLARIS12 },
2068 	{ PCI_DEVICE(0x1002, 0x6995), .driver_data = CHIP_POLARIS12 },
2069 	{ PCI_DEVICE(0x1002, 0x6997), .driver_data = CHIP_POLARIS12 },
2070 	{ PCI_DEVICE(0x1002, 0x699F), .driver_data = CHIP_POLARIS12 },
2071 	/* VEGAM */
2072 	{ PCI_DEVICE(0x1002, 0x694C), .driver_data = CHIP_VEGAM },
2073 	{ PCI_DEVICE(0x1002, 0x694E), .driver_data = CHIP_VEGAM },
2074 	{ PCI_DEVICE(0x1002, 0x694F), .driver_data = CHIP_VEGAM },
2075 	/* Vega 10 */
2076 	{ PCI_DEVICE(0x1002, 0x6860), .driver_data = CHIP_VEGA10 },
2077 	{ PCI_DEVICE(0x1002, 0x6861), .driver_data = CHIP_VEGA10 },
2078 	{ PCI_DEVICE(0x1002, 0x6862), .driver_data = CHIP_VEGA10 },
2079 	{ PCI_DEVICE(0x1002, 0x6863), .driver_data = CHIP_VEGA10 },
2080 	{ PCI_DEVICE(0x1002, 0x6864), .driver_data = CHIP_VEGA10 },
2081 	{ PCI_DEVICE(0x1002, 0x6867), .driver_data = CHIP_VEGA10 },
2082 	{ PCI_DEVICE(0x1002, 0x6868), .driver_data = CHIP_VEGA10 },
2083 	{ PCI_DEVICE(0x1002, 0x6869), .driver_data = CHIP_VEGA10 },
2084 	{ PCI_DEVICE(0x1002, 0x686a), .driver_data = CHIP_VEGA10 },
2085 	{ PCI_DEVICE(0x1002, 0x686b), .driver_data = CHIP_VEGA10 },
2086 	{ PCI_DEVICE(0x1002, 0x686c), .driver_data = CHIP_VEGA10 },
2087 	{ PCI_DEVICE(0x1002, 0x686d), .driver_data = CHIP_VEGA10 },
2088 	{ PCI_DEVICE(0x1002, 0x686e), .driver_data = CHIP_VEGA10 },
2089 	{ PCI_DEVICE(0x1002, 0x686f), .driver_data = CHIP_VEGA10 },
2090 	{ PCI_DEVICE(0x1002, 0x687f), .driver_data = CHIP_VEGA10 },
2091 	/* Vega 12 */
2092 	{ PCI_DEVICE(0x1002, 0x69A0), .driver_data = CHIP_VEGA12 },
2093 	{ PCI_DEVICE(0x1002, 0x69A1), .driver_data = CHIP_VEGA12 },
2094 	{ PCI_DEVICE(0x1002, 0x69A2), .driver_data = CHIP_VEGA12 },
2095 	{ PCI_DEVICE(0x1002, 0x69A3), .driver_data = CHIP_VEGA12 },
2096 	{ PCI_DEVICE(0x1002, 0x69AF), .driver_data = CHIP_VEGA12 },
2097 	/* Vega 20 */
2098 	{ PCI_DEVICE(0x1002, 0x66A0), .driver_data = CHIP_VEGA20 },
2099 	{ PCI_DEVICE(0x1002, 0x66A1), .driver_data = CHIP_VEGA20 },
2100 	{ PCI_DEVICE(0x1002, 0x66A2), .driver_data = CHIP_VEGA20 },
2101 	{ PCI_DEVICE(0x1002, 0x66A3), .driver_data = CHIP_VEGA20 },
2102 	{ PCI_DEVICE(0x1002, 0x66A4), .driver_data = CHIP_VEGA20 },
2103 	{ PCI_DEVICE(0x1002, 0x66A7), .driver_data = CHIP_VEGA20 },
2104 	{ PCI_DEVICE(0x1002, 0x66AF), .driver_data = CHIP_VEGA20 },
2105 	/* Raven */
2106 	{ PCI_DEVICE(0x1002, 0x15dd), .driver_data = CHIP_RAVEN|AMD_IS_APU },
2107 	{ PCI_DEVICE(0x1002, 0x15d8), .driver_data = CHIP_RAVEN|AMD_IS_APU },
2108 	/* Arcturus */
2109 	{ PCI_DEVICE(0x1002, 0x738C), .driver_data = CHIP_ARCTURUS },
2110 	{ PCI_DEVICE(0x1002, 0x7388), .driver_data = CHIP_ARCTURUS },
2111 	{ PCI_DEVICE(0x1002, 0x738E), .driver_data = CHIP_ARCTURUS },
2112 	{ PCI_DEVICE(0x1002, 0x7390), .driver_data = CHIP_ARCTURUS },
2113 	/* Navi10 */
2114 	{ PCI_DEVICE(0x1002, 0x7310), .driver_data = CHIP_NAVI10 },
2115 	{ PCI_DEVICE(0x1002, 0x7312), .driver_data = CHIP_NAVI10 },
2116 	{ PCI_DEVICE(0x1002, 0x7318), .driver_data = CHIP_NAVI10 },
2117 	{ PCI_DEVICE(0x1002, 0x7319), .driver_data = CHIP_NAVI10 },
2118 	{ PCI_DEVICE(0x1002, 0x731A), .driver_data = CHIP_NAVI10 },
2119 	{ PCI_DEVICE(0x1002, 0x731B), .driver_data = CHIP_NAVI10 },
2120 	{ PCI_DEVICE(0x1002, 0x731E), .driver_data = CHIP_NAVI10 },
2121 	{ PCI_DEVICE(0x1002, 0x731F), .driver_data = CHIP_NAVI10 },
2122 	/* Navi14 */
2123 	{ PCI_DEVICE(0x1002, 0x7340), .driver_data = CHIP_NAVI14 },
2124 	{ PCI_DEVICE(0x1002, 0x7341), .driver_data = CHIP_NAVI14 },
2125 	{ PCI_DEVICE(0x1002, 0x7347), .driver_data = CHIP_NAVI14 },
2126 	{ PCI_DEVICE(0x1002, 0x734F), .driver_data = CHIP_NAVI14 },
2127 
2128 	/* Renoir */
2129 	{ PCI_DEVICE(0x1002, 0x15E7), .driver_data = CHIP_RENOIR|AMD_IS_APU },
2130 	{ PCI_DEVICE(0x1002, 0x1636), .driver_data = CHIP_RENOIR|AMD_IS_APU },
2131 	{ PCI_DEVICE(0x1002, 0x1638), .driver_data = CHIP_RENOIR|AMD_IS_APU },
2132 	{ PCI_DEVICE(0x1002, 0x164C), .driver_data = CHIP_RENOIR|AMD_IS_APU },
2133 
2134 	/* Navi12 */
2135 	{ PCI_DEVICE(0x1002, 0x7360), .driver_data = CHIP_NAVI12 },
2136 	{ PCI_DEVICE(0x1002, 0x7362), .driver_data = CHIP_NAVI12 },
2137 
2138 	/* Sienna_Cichlid */
2139 	{ PCI_DEVICE(0x1002, 0x73A0), .driver_data = CHIP_SIENNA_CICHLID },
2140 	{ PCI_DEVICE(0x1002, 0x73A1), .driver_data = CHIP_SIENNA_CICHLID },
2141 	{ PCI_DEVICE(0x1002, 0x73A2), .driver_data = CHIP_SIENNA_CICHLID },
2142 	{ PCI_DEVICE(0x1002, 0x73A3), .driver_data = CHIP_SIENNA_CICHLID },
2143 	{ PCI_DEVICE(0x1002, 0x73A5), .driver_data = CHIP_SIENNA_CICHLID },
2144 	{ PCI_DEVICE(0x1002, 0x73A8), .driver_data = CHIP_SIENNA_CICHLID },
2145 	{ PCI_DEVICE(0x1002, 0x73A9), .driver_data = CHIP_SIENNA_CICHLID },
2146 	{ PCI_DEVICE(0x1002, 0x73AB), .driver_data = CHIP_SIENNA_CICHLID },
2147 	{ PCI_DEVICE(0x1002, 0x73AC), .driver_data = CHIP_SIENNA_CICHLID },
2148 	{ PCI_DEVICE(0x1002, 0x73AD), .driver_data = CHIP_SIENNA_CICHLID },
2149 	{ PCI_DEVICE(0x1002, 0x73AE), .driver_data = CHIP_SIENNA_CICHLID },
2150 	{ PCI_DEVICE(0x1002, 0x73AF), .driver_data = CHIP_SIENNA_CICHLID },
2151 	{ PCI_DEVICE(0x1002, 0x73BF), .driver_data = CHIP_SIENNA_CICHLID },
2152 
2153 	/* Yellow Carp */
2154 	{ PCI_DEVICE(0x1002, 0x164D), .driver_data = CHIP_YELLOW_CARP|AMD_IS_APU },
2155 	{ PCI_DEVICE(0x1002, 0x1681), .driver_data = CHIP_YELLOW_CARP|AMD_IS_APU },
2156 
2157 	/* Navy_Flounder */
2158 	{ PCI_DEVICE(0x1002, 0x73C0), .driver_data = CHIP_NAVY_FLOUNDER },
2159 	{ PCI_DEVICE(0x1002, 0x73C1), .driver_data = CHIP_NAVY_FLOUNDER },
2160 	{ PCI_DEVICE(0x1002, 0x73C3), .driver_data = CHIP_NAVY_FLOUNDER },
2161 	{ PCI_DEVICE(0x1002, 0x73DA), .driver_data = CHIP_NAVY_FLOUNDER },
2162 	{ PCI_DEVICE(0x1002, 0x73DB), .driver_data = CHIP_NAVY_FLOUNDER },
2163 	{ PCI_DEVICE(0x1002, 0x73DC), .driver_data = CHIP_NAVY_FLOUNDER },
2164 	{ PCI_DEVICE(0x1002, 0x73DD), .driver_data = CHIP_NAVY_FLOUNDER },
2165 	{ PCI_DEVICE(0x1002, 0x73DE), .driver_data = CHIP_NAVY_FLOUNDER },
2166 	{ PCI_DEVICE(0x1002, 0x73DF), .driver_data = CHIP_NAVY_FLOUNDER },
2167 
2168 	/* DIMGREY_CAVEFISH */
2169 	{ PCI_DEVICE(0x1002, 0x73E0), .driver_data = CHIP_DIMGREY_CAVEFISH },
2170 	{ PCI_DEVICE(0x1002, 0x73E1), .driver_data = CHIP_DIMGREY_CAVEFISH },
2171 	{ PCI_DEVICE(0x1002, 0x73E2), .driver_data = CHIP_DIMGREY_CAVEFISH },
2172 	{ PCI_DEVICE(0x1002, 0x73E3), .driver_data = CHIP_DIMGREY_CAVEFISH },
2173 	{ PCI_DEVICE(0x1002, 0x73E8), .driver_data = CHIP_DIMGREY_CAVEFISH },
2174 	{ PCI_DEVICE(0x1002, 0x73E9), .driver_data = CHIP_DIMGREY_CAVEFISH },
2175 	{ PCI_DEVICE(0x1002, 0x73EA), .driver_data = CHIP_DIMGREY_CAVEFISH },
2176 	{ PCI_DEVICE(0x1002, 0x73EB), .driver_data = CHIP_DIMGREY_CAVEFISH },
2177 	{ PCI_DEVICE(0x1002, 0x73EC), .driver_data = CHIP_DIMGREY_CAVEFISH },
2178 	{ PCI_DEVICE(0x1002, 0x73ED), .driver_data = CHIP_DIMGREY_CAVEFISH },
2179 	{ PCI_DEVICE(0x1002, 0x73EF), .driver_data = CHIP_DIMGREY_CAVEFISH },
2180 	{ PCI_DEVICE(0x1002, 0x73FF), .driver_data = CHIP_DIMGREY_CAVEFISH },
2181 
2182 	/* Aldebaran */
2183 	{ PCI_DEVICE(0x1002, 0x7408), .driver_data = CHIP_ALDEBARAN },
2184 	{ PCI_DEVICE(0x1002, 0x740C), .driver_data = CHIP_ALDEBARAN },
2185 	{ PCI_DEVICE(0x1002, 0x740F), .driver_data = CHIP_ALDEBARAN },
2186 	{ PCI_DEVICE(0x1002, 0x7410), .driver_data = CHIP_ALDEBARAN },
2187 
2188 	/* CYAN_SKILLFISH */
2189 	{ PCI_DEVICE(0x1002, 0x13DB), .driver_data = CHIP_CYAN_SKILLFISH|AMD_IS_APU },
2190 	{ PCI_DEVICE(0x1002, 0x13F9), .driver_data = CHIP_CYAN_SKILLFISH|AMD_IS_APU },
2191 	{ PCI_DEVICE(0x1002, 0x13FA), .driver_data = CHIP_CYAN_SKILLFISH|AMD_IS_APU },
2192 	{ PCI_DEVICE(0x1002, 0x13FB), .driver_data = CHIP_CYAN_SKILLFISH|AMD_IS_APU },
2193 	{ PCI_DEVICE(0x1002, 0x13FC), .driver_data = CHIP_CYAN_SKILLFISH|AMD_IS_APU },
2194 	{ PCI_DEVICE(0x1002, 0x13FE), .driver_data = CHIP_CYAN_SKILLFISH|AMD_IS_APU },
2195 	{ PCI_DEVICE(0x1002, 0x143F), .driver_data = CHIP_CYAN_SKILLFISH|AMD_IS_APU },
2196 
2197 	/* BEIGE_GOBY */
2198 	{ PCI_DEVICE(0x1002, 0x7420), .driver_data = CHIP_BEIGE_GOBY },
2199 	{ PCI_DEVICE(0x1002, 0x7421), .driver_data = CHIP_BEIGE_GOBY },
2200 	{ PCI_DEVICE(0x1002, 0x7422), .driver_data = CHIP_BEIGE_GOBY },
2201 	{ PCI_DEVICE(0x1002, 0x7423), .driver_data = CHIP_BEIGE_GOBY },
2202 	{ PCI_DEVICE(0x1002, 0x7424), .driver_data = CHIP_BEIGE_GOBY },
2203 	{ PCI_DEVICE(0x1002, 0x743F), .driver_data = CHIP_BEIGE_GOBY },
2204 
2205 	{ PCI_DEVICE(0x1002, PCI_ANY_ID),
2206 	  .class = PCI_CLASS_DISPLAY_VGA << 8,
2207 	  .class_mask = 0xffffff,
2208 	  .driver_data = CHIP_IP_DISCOVERY },
2209 
2210 	{ PCI_DEVICE(0x1002, PCI_ANY_ID),
2211 	  .class = PCI_CLASS_DISPLAY_OTHER << 8,
2212 	  .class_mask = 0xffffff,
2213 	  .driver_data = CHIP_IP_DISCOVERY },
2214 
2215 	{ PCI_DEVICE(0x1002, PCI_ANY_ID),
2216 	  .class = PCI_CLASS_ACCELERATOR_PROCESSING << 8,
2217 	  .class_mask = 0xffffff,
2218 	  .driver_data = CHIP_IP_DISCOVERY },
2219 
2220 	{ }
2221 };
2222 
2223 MODULE_DEVICE_TABLE(pci, pciidlist);
2224 
2225 static const struct amdgpu_asic_type_quirk asic_type_quirks[] = {
2226 	/* differentiate between P10 and P11 asics with the same DID */
2227 	{0x67FF, 0xE3, CHIP_POLARIS10},
2228 	{0x67FF, 0xE7, CHIP_POLARIS10},
2229 	{0x67FF, 0xF3, CHIP_POLARIS10},
2230 	{0x67FF, 0xF7, CHIP_POLARIS10},
2231 };
2232 
2233 static const struct drm_driver amdgpu_kms_driver;
2234 
2235 static void amdgpu_get_secondary_funcs(struct amdgpu_device *adev)
2236 {
2237 	struct pci_dev *p = NULL;
2238 	int i;
2239 
2240 	/* 0 - GPU
2241 	 * 1 - audio
2242 	 * 2 - USB
2243 	 * 3 - UCSI
2244 	 */
2245 	for (i = 1; i < 4; i++) {
2246 		p = pci_get_domain_bus_and_slot(pci_domain_nr(adev->pdev->bus),
2247 						adev->pdev->bus->number, i);
2248 		if (p) {
2249 			pm_runtime_get_sync(&p->dev);
2250 			pm_runtime_put_autosuspend(&p->dev);
2251 			pci_dev_put(p);
2252 		}
2253 	}
2254 }
2255 
2256 static void amdgpu_init_debug_options(struct amdgpu_device *adev)
2257 {
2258 	if (amdgpu_debug_mask & AMDGPU_DEBUG_VM) {
2259 		pr_info("debug: VM handling debug enabled\n");
2260 		adev->debug_vm = true;
2261 	}
2262 
2263 	if (amdgpu_debug_mask & AMDGPU_DEBUG_LARGEBAR) {
2264 		pr_info("debug: enabled simulating large-bar capability on non-large bar system\n");
2265 		adev->debug_largebar = true;
2266 	}
2267 
2268 	if (amdgpu_debug_mask & AMDGPU_DEBUG_DISABLE_GPU_SOFT_RECOVERY) {
2269 		pr_info("debug: soft recovery disabled\n");
2270 		adev->debug_disable_soft_recovery = true;
2271 	}
2272 
2273 	if (amdgpu_debug_mask & AMDGPU_DEBUG_USE_VRAM_FW_BUF) {
2274 		pr_info("debug: place fw in vram for frontdoor loading\n");
2275 		adev->debug_use_vram_fw_buf = true;
2276 	}
2277 
2278 	if (amdgpu_debug_mask & AMDGPU_DEBUG_ENABLE_EXP_RESETS) {
2279 		pr_info("debug: enable experimental reset features\n");
2280 		adev->debug_exp_resets = true;
2281 	}
2282 
2283 	if (amdgpu_debug_mask & AMDGPU_DEBUG_DISABLE_GPU_RING_RESET) {
2284 		pr_info("debug: ring reset disabled\n");
2285 		adev->debug_disable_gpu_ring_reset = true;
2286 	}
2287 	if (amdgpu_debug_mask & AMDGPU_DEBUG_SMU_POOL) {
2288 		pr_info("debug: use vram for smu pool\n");
2289 		adev->pm.smu_debug_mask |= SMU_DEBUG_POOL_USE_VRAM;
2290 	}
2291 	if (amdgpu_debug_mask & AMDGPU_DEBUG_VM_USERPTR) {
2292 		pr_info("debug: VM mode debug for userptr is enabled\n");
2293 		adev->debug_vm_userptr = true;
2294 	}
2295 
2296 	if (amdgpu_debug_mask & AMDGPU_DEBUG_DISABLE_RAS_CE_LOG) {
2297 		pr_info("debug: disable kernel logs of correctable errors\n");
2298 		adev->debug_disable_ce_logs = true;
2299 	}
2300 
2301 	if (amdgpu_debug_mask & AMDGPU_DEBUG_ENABLE_CE_CS) {
2302 		pr_info("debug: allowing command submission to CE engine\n");
2303 		adev->debug_enable_ce_cs = true;
2304 	}
2305 
2306 	if (amdgpu_debug_mask & AMDGPU_DEBUG_HIBERNATION_THAW_RESUME_GPU) {
2307 		pr_info("debug: resume gpu in thaw() of hibernation\n");
2308 		adev->debug_hibernation_thaw_resume_gpu = true;
2309 	}
2310 
2311 	if (amdgpu_debug_mask & AMDGPU_DEBUG_DISABLE_IP_BLOCK_SOFT_RESET) {
2312 		pr_info("debug: IP block soft reset disabled\n");
2313 		adev->debug_disable_ip_block_soft_reset = true;
2314 	}
2315 }
2316 
2317 static unsigned long amdgpu_fix_asic_type(struct pci_dev *pdev, unsigned long flags)
2318 {
2319 	int i;
2320 
2321 	for (i = 0; i < ARRAY_SIZE(asic_type_quirks); i++) {
2322 		if (pdev->device == asic_type_quirks[i].device &&
2323 			pdev->revision == asic_type_quirks[i].revision) {
2324 				flags &= ~AMD_ASIC_MASK;
2325 				flags |= asic_type_quirks[i].type;
2326 				break;
2327 			}
2328 	}
2329 
2330 	return flags;
2331 }
2332 
2333 static bool amdgpu_support_enabled(struct device *dev,
2334 				   const enum amd_asic_type family)
2335 {
2336 	const char *gen;
2337 	const char *param;
2338 	int module_param = -1;
2339 	bool radeon_support_built = IS_ENABLED(CONFIG_DRM_RADEON);
2340 	bool amdgpu_support_built = false;
2341 	bool support_by_default = false;
2342 
2343 	switch (family) {
2344 	case CHIP_TAHITI:
2345 	case CHIP_PITCAIRN:
2346 	case CHIP_VERDE:
2347 	case CHIP_OLAND:
2348 	case CHIP_HAINAN:
2349 		gen = "SI";
2350 		param = "si_support";
2351 		module_param = amdgpu_si_support;
2352 		amdgpu_support_built = IS_ENABLED(CONFIG_DRM_AMDGPU_SI);
2353 		support_by_default = true;
2354 		break;
2355 
2356 	case CHIP_BONAIRE:
2357 	case CHIP_HAWAII:
2358 	case CHIP_KAVERI:
2359 	case CHIP_KABINI:
2360 	case CHIP_MULLINS:
2361 		gen = "CIK";
2362 		param = "cik_support";
2363 		module_param = amdgpu_cik_support;
2364 		amdgpu_support_built = IS_ENABLED(CONFIG_DRM_AMDGPU_CIK);
2365 		support_by_default = true;
2366 		break;
2367 
2368 	default:
2369 		/* All other chips are supported by amdgpu only */
2370 		return true;
2371 	}
2372 
2373 	if (!amdgpu_support_built) {
2374 		dev_info(dev, "amdgpu built without %s support\n", gen);
2375 		return false;
2376 	}
2377 
2378 	if ((module_param == -1 && (support_by_default || !radeon_support_built)) ||
2379 	    module_param == 1) {
2380 		if (radeon_support_built)
2381 			dev_info(dev, "%s support provided by amdgpu.\n"
2382 				 "Use radeon.%s=1 amdgpu.%s=0 to override.\n",
2383 				 gen, param, param);
2384 
2385 		return true;
2386 	}
2387 
2388 	if (radeon_support_built)
2389 		dev_info(dev, "%s support provided by radeon.\n"
2390 			 "Use radeon.%s=0 amdgpu.%s=1 to override.\n",
2391 			 gen, param, param);
2392 	else if (module_param == 0)
2393 		dev_info(dev, "%s support disabled by module param\n", gen);
2394 
2395 	return false;
2396 }
2397 
2398 static int amdgpu_pci_probe(struct pci_dev *pdev,
2399 			    const struct pci_device_id *ent)
2400 {
2401 	struct drm_device *ddev;
2402 	struct amdgpu_device *adev;
2403 	unsigned long flags = ent->driver_data;
2404 	int ret, retry = 0, i;
2405 	bool supports_atomic = false;
2406 
2407 	if ((pdev->class >> 8) == PCI_CLASS_DISPLAY_VGA ||
2408 	    (pdev->class >> 8) == PCI_CLASS_DISPLAY_OTHER) {
2409 		if (drm_firmware_drivers_only() && amdgpu_modeset == -1)
2410 			return -EINVAL;
2411 	}
2412 
2413 	/* skip devices which are owned by radeon */
2414 	for (i = 0; i < ARRAY_SIZE(amdgpu_unsupported_pciidlist); i++) {
2415 		if (amdgpu_unsupported_pciidlist[i] == pdev->device)
2416 			return -ENODEV;
2417 	}
2418 
2419 	if (amdgpu_virtual_display ||
2420 	    amdgpu_device_asic_has_dc_support(pdev, flags & AMD_ASIC_MASK))
2421 		supports_atomic = true;
2422 
2423 	if ((flags & AMD_EXP_HW_SUPPORT) && !amdgpu_exp_hw_support) {
2424 		dev_info(&pdev->dev, "This hardware requires experimental hardware support.\n"
2425 			 "See modparam exp_hw_support\n");
2426 		return -ENODEV;
2427 	}
2428 
2429 	flags = amdgpu_fix_asic_type(pdev, flags);
2430 
2431 	/* Due to hardware bugs, S/G Display on raven requires a 1:1 IOMMU mapping,
2432 	 * however, SME requires an indirect IOMMU mapping because the encryption
2433 	 * bit is beyond the DMA mask of the chip.
2434 	 */
2435 	if (cc_platform_has(CC_ATTR_MEM_ENCRYPT) &&
2436 	    ((flags & AMD_ASIC_MASK) == CHIP_RAVEN)) {
2437 		dev_info(&pdev->dev,
2438 			 "SME is not compatible with RAVEN\n");
2439 		return -ENOTSUPP;
2440 	}
2441 
2442 	if (!amdgpu_support_enabled(&pdev->dev, flags & AMD_ASIC_MASK))
2443 		return -ENODEV;
2444 
2445 	adev = devm_drm_dev_alloc(&pdev->dev, &amdgpu_kms_driver, typeof(*adev), ddev);
2446 	if (IS_ERR(adev))
2447 		return PTR_ERR(adev);
2448 
2449 	adev->dev  = &pdev->dev;
2450 	adev->pdev = pdev;
2451 	ddev = adev_to_drm(adev);
2452 
2453 	if (!supports_atomic)
2454 		ddev->driver_features &= ~DRIVER_ATOMIC;
2455 
2456 	ret = pci_enable_device(pdev);
2457 	if (ret)
2458 		return ret;
2459 
2460 	pci_set_drvdata(pdev, ddev);
2461 
2462 	amdgpu_init_debug_options(adev);
2463 
2464 	ret = amdgpu_driver_load_kms(adev, flags);
2465 	if (ret)
2466 		goto err_pci;
2467 
2468 retry_init:
2469 	ret = drm_dev_register(ddev, flags);
2470 	if (ret == -EAGAIN && ++retry <= 3) {
2471 		drm_info(adev_to_drm(adev), "retry init %d\n", retry);
2472 		/* Don't request EX mode too frequently which is attacking */
2473 		msleep(5000);
2474 		goto retry_init;
2475 	} else if (ret) {
2476 		goto err_pci;
2477 	}
2478 
2479 	ret = amdgpu_xcp_dev_register(adev, ent);
2480 	if (ret)
2481 		goto err_pci;
2482 
2483 	ret = amdgpu_amdkfd_drm_client_create(adev);
2484 	if (ret)
2485 		goto err_pci;
2486 
2487 	/*
2488 	 * 1. don't init fbdev on hw without DCE
2489 	 * 2. don't init fbdev if there are no connectors
2490 	 */
2491 	if (adev->mode_info.mode_config_initialized &&
2492 	    !list_empty(&adev_to_drm(adev)->mode_config.connector_list)) {
2493 		const struct drm_format_info *format;
2494 
2495 		/* select 8 bpp console on low vram cards */
2496 		if (adev->gmc.real_vram_size <= (32*1024*1024))
2497 			format = drm_format_info(DRM_FORMAT_C8);
2498 		else
2499 			format = NULL;
2500 
2501 		drm_client_setup(adev_to_drm(adev), format);
2502 	}
2503 
2504 	ret = amdgpu_debugfs_init(adev);
2505 	if (ret)
2506 		DRM_ERROR("Creating debugfs files failed (%d).\n", ret);
2507 
2508 	if (adev->pm.rpm_mode != AMDGPU_RUNPM_NONE) {
2509 		/* only need to skip on ATPX */
2510 		if (amdgpu_device_supports_px(adev))
2511 			dev_pm_set_driver_flags(ddev->dev, DPM_FLAG_NO_DIRECT_COMPLETE);
2512 		/* we want direct complete for BOCO */
2513 		if (amdgpu_device_supports_boco(adev))
2514 			dev_pm_set_driver_flags(ddev->dev, DPM_FLAG_SMART_PREPARE |
2515 						DPM_FLAG_SMART_SUSPEND |
2516 						DPM_FLAG_MAY_SKIP_RESUME);
2517 		pm_runtime_use_autosuspend(ddev->dev);
2518 		pm_runtime_set_autosuspend_delay(ddev->dev, 5000);
2519 
2520 		pm_runtime_allow(ddev->dev);
2521 
2522 		pm_runtime_put_autosuspend(ddev->dev);
2523 
2524 		pci_wake_from_d3(pdev, TRUE);
2525 
2526 		/*
2527 		 * For runpm implemented via BACO, PMFW will handle the
2528 		 * timing for BACO in and out:
2529 		 *   - put ASIC into BACO state only when both video and
2530 		 *     audio functions are in D3 state.
2531 		 *   - pull ASIC out of BACO state when either video or
2532 		 *     audio function is in D0 state.
2533 		 * Also, at startup, PMFW assumes both functions are in
2534 		 * D0 state.
2535 		 *
2536 		 * So if snd driver was loaded prior to amdgpu driver
2537 		 * and audio function was put into D3 state, there will
2538 		 * be no PMFW-aware D-state transition(D0->D3) on runpm
2539 		 * suspend. Thus the BACO will be not correctly kicked in.
2540 		 *
2541 		 * Via amdgpu_get_secondary_funcs(), the audio dev is put
2542 		 * into D0 state. Then there will be a PMFW-aware D-state
2543 		 * transition(D0->D3) on runpm suspend.
2544 		 */
2545 		if (amdgpu_device_supports_baco(adev) &&
2546 		    !(adev->flags & AMD_IS_APU) &&
2547 		    adev->asic_type >= CHIP_NAVI10)
2548 			amdgpu_get_secondary_funcs(adev);
2549 	}
2550 
2551 	return 0;
2552 
2553 err_pci:
2554 	pci_disable_device(pdev);
2555 	return ret;
2556 }
2557 
2558 static void
2559 amdgpu_pci_remove(struct pci_dev *pdev)
2560 {
2561 	struct drm_device *dev = pci_get_drvdata(pdev);
2562 	struct amdgpu_device *adev = drm_to_adev(dev);
2563 
2564 	amdgpu_ras_eeprom_check_and_recover(adev);
2565 	amdgpu_xcp_dev_unplug(adev);
2566 	amdgpu_gmc_prepare_nps_mode_change(adev);
2567 	drm_dev_unplug(dev);
2568 
2569 	if (adev->pm.rpm_mode != AMDGPU_RUNPM_NONE) {
2570 		pm_runtime_get_sync(dev->dev);
2571 		pm_runtime_forbid(dev->dev);
2572 		pm_runtime_dont_use_autosuspend(dev->dev);
2573 	}
2574 
2575 	amdgpu_driver_unload_kms(dev);
2576 
2577 	amdgpu_discovery_sysfs_early_fini(pdev);
2578 
2579 	/*
2580 	 * Flush any in flight DMA operations from device.
2581 	 * Clear the Bus Master Enable bit and then wait on the PCIe Device
2582 	 * StatusTransactions Pending bit.
2583 	 */
2584 	pci_disable_device(pdev);
2585 	pci_wait_for_pending_transaction(pdev);
2586 }
2587 
2588 static void
2589 amdgpu_pci_shutdown(struct pci_dev *pdev)
2590 {
2591 	struct drm_device *dev = pci_get_drvdata(pdev);
2592 	struct amdgpu_device *adev = drm_to_adev(dev);
2593 
2594 	if (amdgpu_ras_intr_triggered())
2595 		return;
2596 
2597 	/* device maybe not resumed here, return immediately in this case */
2598 	if (adev->in_s4 && adev->in_suspend)
2599 		return;
2600 
2601 	/* if we are running in a VM, make sure the device
2602 	 * torn down properly on reboot/shutdown.
2603 	 * unfortunately we can't detect certain
2604 	 * hypervisors so just do this all the time.
2605 	 */
2606 	if (!amdgpu_passthrough(adev))
2607 		adev->mp1_state = PP_MP1_STATE_UNLOAD;
2608 	amdgpu_device_prepare(dev);
2609 	amdgpu_device_suspend(dev, true);
2610 	adev->mp1_state = PP_MP1_STATE_NONE;
2611 }
2612 
2613 static int amdgpu_pmops_prepare(struct device *dev)
2614 {
2615 	struct drm_device *drm_dev = dev_get_drvdata(dev);
2616 	struct amdgpu_device *adev = drm_to_adev(drm_dev);
2617 
2618 	/* device maybe not resumed here, return immediately in this case */
2619 	if (adev->in_s4 && adev->in_suspend)
2620 		return 0;
2621 
2622 	/* Return a positive number here so
2623 	 * DPM_FLAG_SMART_SUSPEND works properly
2624 	 */
2625 	if (amdgpu_device_supports_boco(adev) && pm_runtime_suspended(dev))
2626 		return 1;
2627 
2628 	/* if we will not support s3 or s2i for the device
2629 	 *  then skip suspend
2630 	 */
2631 	if (!amdgpu_acpi_is_s0ix_active(adev) &&
2632 	    !amdgpu_acpi_is_s3_active(adev))
2633 		return 1;
2634 
2635 	return amdgpu_device_prepare(drm_dev);
2636 }
2637 
2638 static void amdgpu_pmops_complete(struct device *dev)
2639 {
2640 	amdgpu_device_complete(dev_get_drvdata(dev));
2641 }
2642 
2643 static int amdgpu_pmops_suspend(struct device *dev)
2644 {
2645 	struct drm_device *drm_dev = dev_get_drvdata(dev);
2646 	struct amdgpu_device *adev = drm_to_adev(drm_dev);
2647 
2648 	if (amdgpu_acpi_is_s0ix_active(adev))
2649 		adev->in_s0ix = true;
2650 	else if (amdgpu_acpi_is_s3_active(adev))
2651 		adev->in_s3 = true;
2652 	if (!adev->in_s0ix && !adev->in_s3) {
2653 #if IS_ENABLED(CONFIG_SUSPEND)
2654 		/* don't allow going deep first time followed by s2idle the next time */
2655 		if (adev->last_suspend_state != PM_SUSPEND_ON &&
2656 		    adev->last_suspend_state != pm_suspend_target_state) {
2657 			drm_err_once(drm_dev, "Unsupported suspend state %d\n",
2658 				     pm_suspend_target_state);
2659 			return -EINVAL;
2660 		}
2661 #endif
2662 		return 0;
2663 	}
2664 
2665 #if IS_ENABLED(CONFIG_SUSPEND)
2666 	/* cache the state last used for suspend */
2667 	adev->last_suspend_state = pm_suspend_target_state;
2668 #endif
2669 
2670 	return amdgpu_device_suspend(drm_dev, true);
2671 }
2672 
2673 static int amdgpu_pmops_suspend_noirq(struct device *dev)
2674 {
2675 	struct drm_device *drm_dev = dev_get_drvdata(dev);
2676 	struct amdgpu_device *adev = drm_to_adev(drm_dev);
2677 	int r;
2678 
2679 	/*
2680 	 * A GPU parked by vga_switcheroo has no power and no PCIe link, so the
2681 	 * ASIC reset below would fail and abort the whole noirq suspend phase.
2682 	 * Bail out like amdgpu_device_prepare/suspend/resume() already do.
2683 	 */
2684 	if (drm_dev->switch_power_state == DRM_SWITCH_POWER_OFF)
2685 		return 0;
2686 
2687 	if (amdgpu_acpi_should_gpu_reset(adev)) {
2688 		amdgpu_device_lock_reset_domain(adev->reset_domain);
2689 		r = amdgpu_asic_reset(adev);
2690 		amdgpu_device_unlock_reset_domain(adev->reset_domain);
2691 		return r;
2692 	}
2693 
2694 	return 0;
2695 }
2696 
2697 static int amdgpu_pmops_resume(struct device *dev)
2698 {
2699 	struct drm_device *drm_dev = dev_get_drvdata(dev);
2700 	struct amdgpu_device *adev = drm_to_adev(drm_dev);
2701 	int r;
2702 
2703 	if (!adev->in_s0ix && !adev->in_s3)
2704 		return 0;
2705 
2706 	/* Avoids registers access if device is physically gone */
2707 	if (!pci_device_is_present(adev->pdev))
2708 		adev->no_hw_access = true;
2709 
2710 	r = amdgpu_device_resume(drm_dev, true);
2711 	if (amdgpu_acpi_is_s0ix_active(adev))
2712 		adev->in_s0ix = false;
2713 	else
2714 		adev->in_s3 = false;
2715 	return r;
2716 }
2717 
2718 static int amdgpu_pmops_freeze(struct device *dev)
2719 {
2720 	struct drm_device *drm_dev = dev_get_drvdata(dev);
2721 	struct amdgpu_device *adev = drm_to_adev(drm_dev);
2722 	int r;
2723 
2724 	r = amdgpu_device_suspend(drm_dev, true);
2725 	if (r)
2726 		return r;
2727 
2728 	if (amdgpu_acpi_should_gpu_reset(adev)) {
2729 		amdgpu_device_lock_reset_domain(adev->reset_domain);
2730 		r = amdgpu_asic_reset(adev);
2731 		amdgpu_device_unlock_reset_domain(adev->reset_domain);
2732 		return r;
2733 	}
2734 	return 0;
2735 }
2736 
2737 static int amdgpu_pmops_thaw(struct device *dev)
2738 {
2739 	struct drm_device *drm_dev = dev_get_drvdata(dev);
2740 	struct amdgpu_device *adev = drm_to_adev(drm_dev);
2741 
2742 	/* do not resume device if it's normal hibernation */
2743 	if (!adev->debug_hibernation_thaw_resume_gpu &&
2744 	    !pm_hibernate_is_recovering() &&
2745 	    !pm_hibernation_mode_is_suspend())
2746 		return 0;
2747 
2748 	return amdgpu_device_resume(drm_dev, true);
2749 }
2750 
2751 static int amdgpu_pmops_poweroff(struct device *dev)
2752 {
2753 	struct drm_device *drm_dev = dev_get_drvdata(dev);
2754 	struct amdgpu_device *adev = drm_to_adev(drm_dev);
2755 
2756 	/* device maybe not resumed here, return immediately in this case */
2757 	if (adev->in_s4 && adev->in_suspend)
2758 		return 0;
2759 
2760 	return amdgpu_device_suspend(drm_dev, true);
2761 }
2762 
2763 static int amdgpu_pmops_restore(struct device *dev)
2764 {
2765 	struct drm_device *drm_dev = dev_get_drvdata(dev);
2766 
2767 	return amdgpu_device_resume(drm_dev, true);
2768 }
2769 
2770 static int amdgpu_runtime_idle_check_display(struct device *dev)
2771 {
2772 	struct pci_dev *pdev = to_pci_dev(dev);
2773 	struct drm_device *drm_dev = pci_get_drvdata(pdev);
2774 	struct amdgpu_device *adev = drm_to_adev(drm_dev);
2775 
2776 	if (adev->mode_info.num_crtc) {
2777 		struct drm_connector *list_connector;
2778 		struct drm_connector_list_iter iter;
2779 		int ret = 0;
2780 
2781 		if (amdgpu_runtime_pm != -2) {
2782 			/* XXX: Return busy if any displays are connected to avoid
2783 			 * possible display wakeups after runtime resume due to
2784 			 * hotplug events in case any displays were connected while
2785 			 * the GPU was in suspend.  Remove this once that is fixed.
2786 			 */
2787 			mutex_lock(&drm_dev->mode_config.mutex);
2788 			drm_connector_list_iter_begin(drm_dev, &iter);
2789 			drm_for_each_connector_iter(list_connector, &iter) {
2790 				if (list_connector->status == connector_status_connected) {
2791 					ret = -EBUSY;
2792 					break;
2793 				}
2794 			}
2795 			drm_connector_list_iter_end(&iter);
2796 			mutex_unlock(&drm_dev->mode_config.mutex);
2797 
2798 			if (ret)
2799 				return ret;
2800 		}
2801 
2802 		if (adev->dc_enabled) {
2803 			struct drm_crtc *crtc;
2804 
2805 			drm_for_each_crtc(crtc, drm_dev) {
2806 				drm_modeset_lock(&crtc->mutex, NULL);
2807 				if (crtc->state->active)
2808 					ret = -EBUSY;
2809 				drm_modeset_unlock(&crtc->mutex);
2810 				if (ret < 0)
2811 					break;
2812 			}
2813 		} else {
2814 			mutex_lock(&drm_dev->mode_config.mutex);
2815 			drm_modeset_lock(&drm_dev->mode_config.connection_mutex, NULL);
2816 
2817 			drm_connector_list_iter_begin(drm_dev, &iter);
2818 			drm_for_each_connector_iter(list_connector, &iter) {
2819 				if (list_connector->dpms ==  DRM_MODE_DPMS_ON) {
2820 					ret = -EBUSY;
2821 					break;
2822 				}
2823 			}
2824 
2825 			drm_connector_list_iter_end(&iter);
2826 
2827 			drm_modeset_unlock(&drm_dev->mode_config.connection_mutex);
2828 			mutex_unlock(&drm_dev->mode_config.mutex);
2829 		}
2830 		if (ret)
2831 			return ret;
2832 	}
2833 
2834 	return 0;
2835 }
2836 
2837 static int amdgpu_runtime_idle_check_userq(struct device *dev)
2838 {
2839 	struct pci_dev *pdev = to_pci_dev(dev);
2840 	struct drm_device *drm_dev = pci_get_drvdata(pdev);
2841 	struct amdgpu_device *adev = drm_to_adev(drm_dev);
2842 
2843 	return xa_empty(&adev->userq_doorbell_xa) ? 0 : -EBUSY;
2844 }
2845 
2846 static int amdgpu_pmops_runtime_checks(struct device *dev)
2847 {
2848 	struct drm_device *drm_dev = dev_get_drvdata(dev);
2849 	struct amdgpu_device *adev = drm_to_adev(drm_dev);
2850 	int ret;
2851 
2852 	if (adev->pm.rpm_mode == AMDGPU_RUNPM_NONE) {
2853 		pm_runtime_forbid(dev);
2854 		return -EBUSY;
2855 	}
2856 
2857 	ret = amdgpu_runtime_idle_check_display(dev);
2858 	if (ret)
2859 		return ret;
2860 
2861 	return amdgpu_runtime_idle_check_userq(dev);
2862 }
2863 
2864 static int amdgpu_pmops_runtime_idle(struct device *dev)
2865 {
2866 	int ret;
2867 
2868 	ret = amdgpu_pmops_runtime_checks(dev);
2869 	pm_runtime_autosuspend(dev);
2870 	return ret;
2871 }
2872 
2873 static int amdgpu_pmops_runtime_suspend(struct device *dev)
2874 {
2875 	struct pci_dev *pdev = to_pci_dev(dev);
2876 	struct drm_device *drm_dev = pci_get_drvdata(pdev);
2877 	struct amdgpu_device *adev = drm_to_adev(drm_dev);
2878 	int ret, i;
2879 
2880 	ret = amdgpu_pmops_runtime_checks(dev);
2881 	if (ret)
2882 		return ret;
2883 
2884 	/* wait for all rings to drain before suspending */
2885 	for (i = 0; i < AMDGPU_MAX_RINGS; i++) {
2886 		struct amdgpu_ring *ring = adev->rings[i];
2887 
2888 		if (ring && ring->sched.ready) {
2889 			ret = amdgpu_fence_wait_empty(ring);
2890 			if (ret)
2891 				return -EBUSY;
2892 		}
2893 	}
2894 
2895 	adev->in_runpm = true;
2896 	if (adev->pm.rpm_mode == AMDGPU_RUNPM_PX)
2897 		drm_dev->switch_power_state = DRM_SWITCH_POWER_CHANGING;
2898 
2899 	/*
2900 	 * By setting mp1_state as PP_MP1_STATE_UNLOAD, MP1 will do some
2901 	 * proper cleanups and put itself into a state ready for PNP. That
2902 	 * can address some random resuming failure observed on BOCO capable
2903 	 * platforms.
2904 	 * TODO: this may be also needed for PX capable platform.
2905 	 */
2906 	if (adev->pm.rpm_mode == AMDGPU_RUNPM_BOCO)
2907 		adev->mp1_state = PP_MP1_STATE_UNLOAD;
2908 
2909 	ret = amdgpu_device_prepare(drm_dev);
2910 	if (ret)
2911 		return ret;
2912 	ret = amdgpu_device_suspend(drm_dev, false);
2913 	if (ret) {
2914 		adev->in_runpm = false;
2915 		if (adev->pm.rpm_mode == AMDGPU_RUNPM_BOCO)
2916 			adev->mp1_state = PP_MP1_STATE_NONE;
2917 		return ret;
2918 	}
2919 
2920 	if (adev->pm.rpm_mode == AMDGPU_RUNPM_BOCO)
2921 		adev->mp1_state = PP_MP1_STATE_NONE;
2922 
2923 	if (adev->pm.rpm_mode == AMDGPU_RUNPM_PX) {
2924 		/* Only need to handle PCI state in the driver for ATPX
2925 		 * PCI core handles it for _PR3.
2926 		 */
2927 		amdgpu_device_cache_pci_state(pdev);
2928 		pci_disable_device(pdev);
2929 		pci_ignore_hotplug(pdev);
2930 		pci_set_power_state(pdev, PCI_D3cold);
2931 		drm_dev->switch_power_state = DRM_SWITCH_POWER_DYNAMIC_OFF;
2932 	} else if (adev->pm.rpm_mode == AMDGPU_RUNPM_BOCO) {
2933 		/* nothing to do */
2934 	} else if ((adev->pm.rpm_mode == AMDGPU_RUNPM_BACO) ||
2935 			(adev->pm.rpm_mode == AMDGPU_RUNPM_BAMACO)) {
2936 		amdgpu_device_baco_enter(adev);
2937 	}
2938 
2939 	dev_dbg(&pdev->dev, "asic/device is runtime suspended\n");
2940 
2941 	return 0;
2942 }
2943 
2944 static void amdgpu_restore_umd_profile_pstate_after_runpm(struct amdgpu_device *adev)
2945 {
2946 	enum amd_dpm_forced_level level;
2947 	uint32_t profile_mode_mask = AMD_DPM_FORCED_LEVEL_PROFILE_STANDARD |
2948 		AMD_DPM_FORCED_LEVEL_PROFILE_MIN_SCLK |
2949 		AMD_DPM_FORCED_LEVEL_PROFILE_MIN_MCLK |
2950 		AMD_DPM_FORCED_LEVEL_PROFILE_PEAK;
2951 
2952 	level = amdgpu_dpm_get_performance_level(adev);
2953 	if (level & profile_mode_mask)
2954 		amdgpu_asic_update_umd_stable_pstate(adev, true);
2955 }
2956 
2957 static int amdgpu_pmops_runtime_resume(struct device *dev)
2958 {
2959 	struct pci_dev *pdev = to_pci_dev(dev);
2960 	struct drm_device *drm_dev = pci_get_drvdata(pdev);
2961 	struct amdgpu_device *adev = drm_to_adev(drm_dev);
2962 	int ret;
2963 
2964 	if (adev->pm.rpm_mode == AMDGPU_RUNPM_NONE)
2965 		return -EINVAL;
2966 
2967 	/* Avoids registers access if device is physically gone */
2968 	if (!pci_device_is_present(adev->pdev))
2969 		adev->no_hw_access = true;
2970 
2971 	if (adev->pm.rpm_mode == AMDGPU_RUNPM_PX) {
2972 		drm_dev->switch_power_state = DRM_SWITCH_POWER_CHANGING;
2973 
2974 		/* Only need to handle PCI state in the driver for ATPX
2975 		 * PCI core handles it for _PR3.
2976 		 */
2977 		pci_set_power_state(pdev, PCI_D0);
2978 		amdgpu_device_load_pci_state(pdev);
2979 		ret = pci_enable_device(pdev);
2980 		if (ret)
2981 			return ret;
2982 		pci_set_master(pdev);
2983 	} else if (adev->pm.rpm_mode == AMDGPU_RUNPM_BOCO) {
2984 		/* Only need to handle PCI state in the driver for ATPX
2985 		 * PCI core handles it for _PR3.
2986 		 */
2987 		pci_set_master(pdev);
2988 	} else if ((adev->pm.rpm_mode == AMDGPU_RUNPM_BACO) ||
2989 			(adev->pm.rpm_mode == AMDGPU_RUNPM_BAMACO)) {
2990 		amdgpu_device_baco_exit(adev);
2991 	}
2992 	ret = amdgpu_device_resume(drm_dev, false);
2993 	if (ret) {
2994 		if (adev->pm.rpm_mode == AMDGPU_RUNPM_PX)
2995 			pci_disable_device(pdev);
2996 		return ret;
2997 	}
2998 
2999 	if (adev->pm.rpm_mode == AMDGPU_RUNPM_PX)
3000 		drm_dev->switch_power_state = DRM_SWITCH_POWER_ON;
3001 
3002 	amdgpu_restore_umd_profile_pstate_after_runpm(adev);
3003 	adev->in_runpm = false;
3004 	return 0;
3005 }
3006 
3007 static int amdgpu_drm_release(struct inode *inode, struct file *filp)
3008 {
3009 	struct drm_file *file_priv = filp->private_data;
3010 	struct amdgpu_fpriv *fpriv = file_priv->driver_priv;
3011 	struct drm_device *dev = file_priv->minor->dev;
3012 	int idx;
3013 
3014 	if (fpriv && drm_dev_enter(dev, &idx)) {
3015 		amdgpu_evf_mgr_shutdown(&fpriv->evf_mgr);
3016 		amdgpu_userq_mgr_cancel_resume(&fpriv->userq_mgr);
3017 		amdgpu_evf_mgr_flush_suspend(&fpriv->evf_mgr);
3018 		amdgpu_userq_mgr_fini(&fpriv->userq_mgr);
3019 		amdgpu_evf_mgr_fini(&fpriv->evf_mgr);
3020 		drm_dev_exit(idx);
3021 	}
3022 
3023 	return drm_release(inode, filp);
3024 }
3025 
3026 long amdgpu_drm_ioctl(struct file *filp,
3027 		      unsigned int cmd, unsigned long arg)
3028 {
3029 	struct drm_file *file_priv = filp->private_data;
3030 	struct drm_device *dev;
3031 	long ret;
3032 
3033 	dev = file_priv->minor->dev;
3034 	ret = pm_runtime_get_sync(dev->dev);
3035 	if (ret < 0)
3036 		goto out;
3037 
3038 	ret = drm_ioctl(filp, cmd, arg);
3039 
3040 out:
3041 	pm_runtime_put_autosuspend(dev->dev);
3042 	return ret;
3043 }
3044 
3045 static const struct dev_pm_ops amdgpu_pm_ops = {
3046 	.prepare = pm_sleep_ptr(amdgpu_pmops_prepare),
3047 	.complete = pm_sleep_ptr(amdgpu_pmops_complete),
3048 	.suspend = pm_sleep_ptr(amdgpu_pmops_suspend),
3049 	.suspend_noirq = pm_sleep_ptr(amdgpu_pmops_suspend_noirq),
3050 	.resume = pm_sleep_ptr(amdgpu_pmops_resume),
3051 	.freeze = pm_sleep_ptr(amdgpu_pmops_freeze),
3052 	.thaw = pm_sleep_ptr(amdgpu_pmops_thaw),
3053 	.poweroff = pm_sleep_ptr(amdgpu_pmops_poweroff),
3054 	.restore = pm_sleep_ptr(amdgpu_pmops_restore),
3055 	.runtime_suspend = amdgpu_pmops_runtime_suspend,
3056 	.runtime_resume = amdgpu_pmops_runtime_resume,
3057 	.runtime_idle = amdgpu_pmops_runtime_idle,
3058 };
3059 
3060 static int amdgpu_flush(struct file *f, fl_owner_t id)
3061 {
3062 	struct drm_file *file_priv = f->private_data;
3063 	struct amdgpu_fpriv *fpriv = file_priv->driver_priv;
3064 	long timeout = MAX_WAIT_SCHED_ENTITY_Q_EMPTY;
3065 
3066 	timeout = amdgpu_ctx_mgr_entity_flush(&fpriv->ctx_mgr, timeout);
3067 	timeout = amdgpu_vm_wait_idle(&fpriv->vm, timeout);
3068 
3069 	return timeout >= 0 ? 0 : timeout;
3070 }
3071 
3072 static const struct file_operations amdgpu_driver_kms_fops = {
3073 	.owner = THIS_MODULE,
3074 	.open = drm_open,
3075 	.flush = amdgpu_flush,
3076 	.release = amdgpu_drm_release,
3077 	.unlocked_ioctl = amdgpu_drm_ioctl,
3078 	.mmap = drm_gem_mmap,
3079 	.poll = drm_poll,
3080 	.read = drm_read,
3081 #ifdef CONFIG_COMPAT
3082 	.compat_ioctl = amdgpu_kms_compat_ioctl,
3083 #endif
3084 #ifdef CONFIG_PROC_FS
3085 	.show_fdinfo = drm_show_fdinfo,
3086 #endif
3087 	.fop_flags = FOP_UNSIGNED_OFFSET,
3088 };
3089 
3090 int amdgpu_file_to_fpriv(struct file *filp, struct amdgpu_fpriv **fpriv)
3091 {
3092 	struct drm_file *file;
3093 
3094 	if (!filp)
3095 		return -EINVAL;
3096 
3097 	if (filp->f_op != &amdgpu_driver_kms_fops)
3098 		return -EINVAL;
3099 
3100 	file = filp->private_data;
3101 	*fpriv = file->driver_priv;
3102 	return 0;
3103 }
3104 
3105 const struct drm_ioctl_desc amdgpu_ioctls_kms[] = {
3106 	DRM_IOCTL_DEF_DRV(AMDGPU_GEM_CREATE, amdgpu_gem_create_ioctl, DRM_AUTH|DRM_RENDER_ALLOW),
3107 	DRM_IOCTL_DEF_DRV(AMDGPU_CTX, amdgpu_ctx_ioctl, DRM_AUTH|DRM_RENDER_ALLOW),
3108 	DRM_IOCTL_DEF_DRV(AMDGPU_VM, amdgpu_vm_ioctl, DRM_AUTH|DRM_RENDER_ALLOW),
3109 	DRM_IOCTL_DEF_DRV(AMDGPU_SCHED, amdgpu_sched_ioctl, DRM_MASTER),
3110 	DRM_IOCTL_DEF_DRV(AMDGPU_BO_LIST, amdgpu_bo_list_ioctl, DRM_AUTH|DRM_RENDER_ALLOW),
3111 	DRM_IOCTL_DEF_DRV(AMDGPU_FENCE_TO_HANDLE, amdgpu_cs_fence_to_handle_ioctl, DRM_AUTH|DRM_RENDER_ALLOW),
3112 	/* KMS */
3113 	DRM_IOCTL_DEF_DRV(AMDGPU_GEM_MMAP, amdgpu_gem_mmap_ioctl, DRM_AUTH|DRM_RENDER_ALLOW),
3114 	DRM_IOCTL_DEF_DRV(AMDGPU_GEM_WAIT_IDLE, amdgpu_gem_wait_idle_ioctl, DRM_AUTH|DRM_RENDER_ALLOW),
3115 	DRM_IOCTL_DEF_DRV(AMDGPU_CS, amdgpu_cs_ioctl, DRM_AUTH|DRM_RENDER_ALLOW),
3116 	DRM_IOCTL_DEF_DRV(AMDGPU_INFO, amdgpu_info_ioctl, DRM_AUTH|DRM_RENDER_ALLOW),
3117 	DRM_IOCTL_DEF_DRV(AMDGPU_WAIT_CS, amdgpu_cs_wait_ioctl, DRM_AUTH|DRM_RENDER_ALLOW),
3118 	DRM_IOCTL_DEF_DRV(AMDGPU_WAIT_FENCES, amdgpu_cs_wait_fences_ioctl, DRM_AUTH|DRM_RENDER_ALLOW),
3119 	DRM_IOCTL_DEF_DRV(AMDGPU_GEM_METADATA, amdgpu_gem_metadata_ioctl, DRM_AUTH|DRM_RENDER_ALLOW),
3120 	DRM_IOCTL_DEF_DRV(AMDGPU_GEM_VA, amdgpu_gem_va_ioctl, DRM_AUTH|DRM_RENDER_ALLOW),
3121 	DRM_IOCTL_DEF_DRV(AMDGPU_GEM_OP, amdgpu_gem_op_ioctl, DRM_AUTH|DRM_RENDER_ALLOW),
3122 	DRM_IOCTL_DEF_DRV(AMDGPU_GEM_USERPTR, amdgpu_gem_userptr_ioctl, DRM_AUTH|DRM_RENDER_ALLOW),
3123 	DRM_IOCTL_DEF_DRV(AMDGPU_USERQ, amdgpu_userq_ioctl, DRM_AUTH|DRM_RENDER_ALLOW),
3124 	DRM_IOCTL_DEF_DRV(AMDGPU_USERQ_SIGNAL, amdgpu_userq_signal_ioctl, DRM_AUTH|DRM_RENDER_ALLOW),
3125 	DRM_IOCTL_DEF_DRV(AMDGPU_USERQ_WAIT, amdgpu_userq_wait_ioctl, DRM_AUTH|DRM_RENDER_ALLOW),
3126 	DRM_IOCTL_DEF_DRV(AMDGPU_GEM_LIST_HANDLES, amdgpu_gem_list_handles_ioctl, DRM_AUTH|DRM_RENDER_ALLOW),
3127 	DRM_IOCTL_DEF_DRV(AMDGPU_PROC_OPTIONS, amdgpu_proc_options_ioctl, DRM_AUTH|DRM_RENDER_ALLOW),
3128 };
3129 
3130 static const struct drm_driver amdgpu_kms_driver = {
3131 	.driver_features =
3132 	    DRIVER_ATOMIC |
3133 	    DRIVER_GEM |
3134 	    DRIVER_RENDER | DRIVER_MODESET | DRIVER_SYNCOBJ |
3135 	    DRIVER_SYNCOBJ_TIMELINE,
3136 	.open = amdgpu_driver_open_kms,
3137 	.postclose = amdgpu_driver_postclose_kms,
3138 	.ioctls = amdgpu_ioctls_kms,
3139 	.num_ioctls = ARRAY_SIZE(amdgpu_ioctls_kms),
3140 	.dumb_create = amdgpu_mode_dumb_create,
3141 	.dumb_map_offset = amdgpu_mode_dumb_mmap,
3142 	DRM_FBDEV_TTM_DRIVER_OPS,
3143 	.fops = &amdgpu_driver_kms_fops,
3144 	.release = &amdgpu_driver_release_kms,
3145 #ifdef CONFIG_PROC_FS
3146 	.show_fdinfo = amdgpu_show_fdinfo,
3147 #endif
3148 
3149 	.gem_prime_import = amdgpu_gem_prime_import,
3150 
3151 	.name = DRIVER_NAME,
3152 	.desc = DRIVER_DESC,
3153 	.major = KMS_DRIVER_MAJOR,
3154 	.minor = KMS_DRIVER_MINOR,
3155 	.patchlevel = KMS_DRIVER_PATCHLEVEL,
3156 };
3157 
3158 const struct drm_driver amdgpu_partition_driver = {
3159 	.driver_features =
3160 	    DRIVER_GEM | DRIVER_RENDER | DRIVER_SYNCOBJ |
3161 	    DRIVER_SYNCOBJ_TIMELINE,
3162 	.open = amdgpu_driver_open_kms,
3163 	.postclose = amdgpu_driver_postclose_kms,
3164 	.ioctls = amdgpu_ioctls_kms,
3165 	.num_ioctls = ARRAY_SIZE(amdgpu_ioctls_kms),
3166 	.dumb_create = amdgpu_mode_dumb_create,
3167 	.dumb_map_offset = amdgpu_mode_dumb_mmap,
3168 	DRM_FBDEV_TTM_DRIVER_OPS,
3169 	.fops = &amdgpu_driver_kms_fops,
3170 	.release = &amdgpu_driver_release_kms,
3171 
3172 	.gem_prime_import = amdgpu_gem_prime_import,
3173 
3174 	.name = DRIVER_NAME,
3175 	.desc = DRIVER_DESC,
3176 	.major = KMS_DRIVER_MAJOR,
3177 	.minor = KMS_DRIVER_MINOR,
3178 	.patchlevel = KMS_DRIVER_PATCHLEVEL,
3179 };
3180 
3181 static struct pci_error_handlers amdgpu_pci_err_handler = {
3182 	.error_detected	= amdgpu_pci_error_detected,
3183 	.mmio_enabled	= amdgpu_pci_mmio_enabled,
3184 	.slot_reset	= amdgpu_pci_slot_reset,
3185 	.resume		= amdgpu_pci_resume,
3186 };
3187 
3188 static const struct attribute_group *amdgpu_sysfs_groups[] = {
3189 	&amdgpu_vram_mgr_attr_group,
3190 	&amdgpu_gtt_mgr_attr_group,
3191 	&amdgpu_flash_attr_group,
3192 	NULL,
3193 };
3194 
3195 static struct pci_driver amdgpu_kms_pci_driver = {
3196 	.name = DRIVER_NAME,
3197 	.id_table = pciidlist,
3198 	.probe = amdgpu_pci_probe,
3199 	.remove = amdgpu_pci_remove,
3200 	.shutdown = amdgpu_pci_shutdown,
3201 	.driver.pm = pm_ptr(&amdgpu_pm_ops),
3202 	.err_handler = &amdgpu_pci_err_handler,
3203 	.dev_groups = amdgpu_sysfs_groups,
3204 };
3205 
3206 static int __init amdgpu_init(void)
3207 {
3208 	int r;
3209 
3210 	/* Train lockdep on correct lock ordering */
3211 	amdgpu_lockdep_init();
3212 
3213 	r = amdgpu_sync_init();
3214 	if (r)
3215 		return r;
3216 
3217 	amdgpu_register_atpx_handler();
3218 	amdgpu_acpi_detect();
3219 
3220 	/* Ignore KFD init failures when CONFIG_HSA_AMD is not set. */
3221 	r = amdgpu_amdkfd_init();
3222 	if (r && r != -ENOENT)
3223 		goto error_fini_sync;
3224 
3225 	if (amdgpu_pp_feature_mask & PP_OVERDRIVE_MASK) {
3226 		add_taint(TAINT_CPU_OUT_OF_SPEC, LOCKDEP_STILL_OK);
3227 		pr_crit("Overdrive is enabled, please disable it before "
3228 			"reporting any bugs unrelated to overdrive.\n");
3229 	}
3230 
3231 	/* let modprobe override vga console setting */
3232 	return pci_register_driver(&amdgpu_kms_pci_driver);
3233 
3234 error_fini_sync:
3235 	amdgpu_sync_fini();
3236 	return r;
3237 }
3238 
3239 static void __exit amdgpu_exit(void)
3240 {
3241 	amdgpu_amdkfd_fini();
3242 	pci_unregister_driver(&amdgpu_kms_pci_driver);
3243 	amdgpu_unregister_atpx_handler();
3244 	amdgpu_acpi_release();
3245 	amdgpu_sync_fini();
3246 	mmu_notifier_synchronize();
3247 	amdgpu_xcp_drv_release();
3248 
3249 	/*
3250 	 * Flush outstanding call_rcu() callbacks before the
3251 	 * module text is freed.  Otherwise a grace period elapsing after
3252 	 * unload invokes a callback in already-freed module memory and
3253 	 * faults in rcu_do_batch().
3254 	 */
3255 	rcu_barrier();
3256 }
3257 
3258 module_init(amdgpu_init);
3259 module_exit(amdgpu_exit);
3260 
3261 MODULE_AUTHOR(DRIVER_AUTHOR);
3262 MODULE_DESCRIPTION(DRIVER_DESC);
3263 MODULE_LICENSE("GPL and additional rights");
3264