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/drmP.h> 26 #include <drm/amdgpu_drm.h> 27 #include <drm/drm_gem.h> 28 #include "amdgpu_drv.h" 29 30 #include <drm/drm_pciids.h> 31 #include <linux/console.h> 32 #include <linux/module.h> 33 #include <linux/pm_runtime.h> 34 #include <linux/vga_switcheroo.h> 35 #include <drm/drm_crtc_helper.h> 36 37 #include "amdgpu.h" 38 #include "amdgpu_irq.h" 39 #include "amdgpu_gem.h" 40 41 #include "amdgpu_amdkfd.h" 42 43 /* 44 * KMS wrapper. 45 * - 3.0.0 - initial driver 46 * - 3.1.0 - allow reading more status registers (GRBM, SRBM, SDMA, CP) 47 * - 3.2.0 - GFX8: Uses EOP_TC_WB_ACTION_EN, so UMDs don't have to do the same 48 * at the end of IBs. 49 * - 3.3.0 - Add VM support for UVD on supported hardware. 50 * - 3.4.0 - Add AMDGPU_INFO_NUM_EVICTIONS. 51 * - 3.5.0 - Add support for new UVD_NO_OP register. 52 * - 3.6.0 - kmd involves use CONTEXT_CONTROL in ring buffer. 53 * - 3.7.0 - Add support for VCE clock list packet 54 * - 3.8.0 - Add support raster config init in the kernel 55 * - 3.9.0 - Add support for memory query info about VRAM and GTT. 56 * - 3.10.0 - Add support for new fences ioctl, new gem ioctl flags 57 * - 3.11.0 - Add support for sensor query info (clocks, temp, etc). 58 * - 3.12.0 - Add query for double offchip LDS buffers 59 * - 3.13.0 - Add PRT support 60 * - 3.14.0 - Fix race in amdgpu_ctx_get_fence() and note new functionality 61 * - 3.15.0 - Export more gpu info for gfx9 62 * - 3.16.0 - Add reserved vmid support 63 * - 3.17.0 - Add AMDGPU_NUM_VRAM_CPU_PAGE_FAULTS. 64 * - 3.18.0 - Export gpu always on cu bitmap 65 * - 3.19.0 - Add support for UVD MJPEG decode 66 * - 3.20.0 - Add support for local BOs 67 * - 3.21.0 - Add DRM_AMDGPU_FENCE_TO_HANDLE ioctl 68 * - 3.22.0 - Add DRM_AMDGPU_SCHED ioctl 69 * - 3.23.0 - Add query for VRAM lost counter 70 * - 3.24.0 - Add high priority compute support for gfx9 71 * - 3.25.0 - Add support for sensor query info (stable pstate sclk/mclk). 72 * - 3.26.0 - GFX9: Process AMDGPU_IB_FLAG_TC_WB_NOT_INVALIDATE. 73 * - 3.27.0 - Add new chunk to to AMDGPU_CS to enable BO_LIST creation. 74 */ 75 #define KMS_DRIVER_MAJOR 3 76 #define KMS_DRIVER_MINOR 27 77 #define KMS_DRIVER_PATCHLEVEL 0 78 79 int amdgpu_vram_limit = 0; 80 int amdgpu_vis_vram_limit = 0; 81 int amdgpu_gart_size = -1; /* auto */ 82 int amdgpu_gtt_size = -1; /* auto */ 83 int amdgpu_moverate = -1; /* auto */ 84 int amdgpu_benchmarking = 0; 85 int amdgpu_testing = 0; 86 int amdgpu_audio = -1; 87 int amdgpu_disp_priority = 0; 88 int amdgpu_hw_i2c = 0; 89 int amdgpu_pcie_gen2 = -1; 90 int amdgpu_msi = -1; 91 int amdgpu_lockup_timeout = 10000; 92 int amdgpu_dpm = -1; 93 int amdgpu_fw_load_type = -1; 94 int amdgpu_aspm = -1; 95 int amdgpu_runtime_pm = -1; 96 uint amdgpu_ip_block_mask = 0xffffffff; 97 int amdgpu_bapm = -1; 98 int amdgpu_deep_color = 0; 99 int amdgpu_vm_size = -1; 100 int amdgpu_vm_fragment_size = -1; 101 int amdgpu_vm_block_size = -1; 102 int amdgpu_vm_fault_stop = 0; 103 int amdgpu_vm_debug = 0; 104 int amdgpu_vram_page_split = 512; 105 int amdgpu_vm_update_mode = -1; 106 int amdgpu_exp_hw_support = 0; 107 int amdgpu_dc = -1; 108 int amdgpu_sched_jobs = 32; 109 int amdgpu_sched_hw_submission = 2; 110 uint amdgpu_pcie_gen_cap = 0; 111 uint amdgpu_pcie_lane_cap = 0; 112 uint amdgpu_cg_mask = 0xffffffff; 113 uint amdgpu_pg_mask = 0xffffffff; 114 uint amdgpu_sdma_phase_quantum = 32; 115 char *amdgpu_disable_cu = NULL; 116 char *amdgpu_virtual_display = NULL; 117 /* OverDrive(bit 14) disabled by default*/ 118 uint amdgpu_pp_feature_mask = 0xffffbfff; 119 int amdgpu_ngg = 0; 120 int amdgpu_prim_buf_per_se = 0; 121 int amdgpu_pos_buf_per_se = 0; 122 int amdgpu_cntl_sb_buf_per_se = 0; 123 int amdgpu_param_buf_per_se = 0; 124 int amdgpu_job_hang_limit = 0; 125 int amdgpu_lbpw = -1; 126 int amdgpu_compute_multipipe = -1; 127 int amdgpu_gpu_recovery = -1; /* auto */ 128 int amdgpu_emu_mode = 0; 129 uint amdgpu_smu_memory_pool_size = 0; 130 struct amdgpu_mgpu_info mgpu_info = { 131 .mutex = __MUTEX_INITIALIZER(mgpu_info.mutex), 132 }; 133 134 /** 135 * DOC: vramlimit (int) 136 * Restrict the total amount of VRAM in MiB for testing. The default is 0 (Use full VRAM). 137 */ 138 MODULE_PARM_DESC(vramlimit, "Restrict VRAM for testing, in megabytes"); 139 module_param_named(vramlimit, amdgpu_vram_limit, int, 0600); 140 141 /** 142 * DOC: vis_vramlimit (int) 143 * Restrict the amount of CPU visible VRAM in MiB for testing. The default is 0 (Use full CPU visible VRAM). 144 */ 145 MODULE_PARM_DESC(vis_vramlimit, "Restrict visible VRAM for testing, in megabytes"); 146 module_param_named(vis_vramlimit, amdgpu_vis_vram_limit, int, 0444); 147 148 /** 149 * DOC: gartsize (uint) 150 * Restrict the size of GART in Mib (32, 64, etc.) for testing. The default is -1 (The size depends on asic). 151 */ 152 MODULE_PARM_DESC(gartsize, "Size of GART to setup in megabytes (32, 64, etc., -1=auto)"); 153 module_param_named(gartsize, amdgpu_gart_size, uint, 0600); 154 155 /** 156 * DOC: gttsize (int) 157 * Restrict the size of GTT domain in MiB for testing. The default is -1 (It's VRAM size if 3GB < VRAM < 3/4 RAM, 158 * otherwise 3/4 RAM size). 159 */ 160 MODULE_PARM_DESC(gttsize, "Size of the GTT domain in megabytes (-1 = auto)"); 161 module_param_named(gttsize, amdgpu_gtt_size, int, 0600); 162 163 /** 164 * DOC: moverate (int) 165 * Set maximum buffer migration rate in MB/s. The default is -1 (8 MB/s). 166 */ 167 MODULE_PARM_DESC(moverate, "Maximum buffer migration rate in MB/s. (32, 64, etc., -1=auto, 0=1=disabled)"); 168 module_param_named(moverate, amdgpu_moverate, int, 0600); 169 170 /** 171 * DOC: benchmark (int) 172 * Run benchmarks. The default is 0 (Skip benchmarks). 173 */ 174 MODULE_PARM_DESC(benchmark, "Run benchmark"); 175 module_param_named(benchmark, amdgpu_benchmarking, int, 0444); 176 177 /** 178 * DOC: test (int) 179 * Test BO GTT->VRAM and VRAM->GTT GPU copies. The default is 0 (Skip test, only set 1 to run test). 180 */ 181 MODULE_PARM_DESC(test, "Run tests"); 182 module_param_named(test, amdgpu_testing, int, 0444); 183 184 /** 185 * DOC: audio (int) 186 * Set HDMI/DPAudio. Only affects non-DC display handling. The default is -1 (Enabled), set 0 to disabled it. 187 */ 188 MODULE_PARM_DESC(audio, "Audio enable (-1 = auto, 0 = disable, 1 = enable)"); 189 module_param_named(audio, amdgpu_audio, int, 0444); 190 191 /** 192 * DOC: disp_priority (int) 193 * Set display Priority (1 = normal, 2 = high). Only affects non-DC display handling. The default is 0 (auto). 194 */ 195 MODULE_PARM_DESC(disp_priority, "Display Priority (0 = auto, 1 = normal, 2 = high)"); 196 module_param_named(disp_priority, amdgpu_disp_priority, int, 0444); 197 198 /** 199 * DOC: hw_i2c (int) 200 * To enable hw i2c engine. Only affects non-DC display handling. The default is 0 (Disabled). 201 */ 202 MODULE_PARM_DESC(hw_i2c, "hw i2c engine enable (0 = disable)"); 203 module_param_named(hw_i2c, amdgpu_hw_i2c, int, 0444); 204 205 /** 206 * DOC: pcie_gen2 (int) 207 * To disable PCIE Gen2/3 mode (0 = disable, 1 = enable). The default is -1 (auto, enabled). 208 */ 209 MODULE_PARM_DESC(pcie_gen2, "PCIE Gen2 mode (-1 = auto, 0 = disable, 1 = enable)"); 210 module_param_named(pcie_gen2, amdgpu_pcie_gen2, int, 0444); 211 212 /** 213 * DOC: msi (int) 214 * To disable Message Signaled Interrupts (MSI) functionality (1 = enable, 0 = disable). The default is -1 (auto, enabled). 215 */ 216 MODULE_PARM_DESC(msi, "MSI support (1 = enable, 0 = disable, -1 = auto)"); 217 module_param_named(msi, amdgpu_msi, int, 0444); 218 219 /** 220 * DOC: lockup_timeout (int) 221 * Set GPU scheduler timeout value in ms. Value 0 is invalidated, will be adjusted to 10000. 222 * Negative values mean 'infinite timeout' (MAX_JIFFY_OFFSET). The default is 10000. 223 */ 224 MODULE_PARM_DESC(lockup_timeout, "GPU lockup timeout in ms > 0 (default 10000)"); 225 module_param_named(lockup_timeout, amdgpu_lockup_timeout, int, 0444); 226 227 /** 228 * DOC: dpm (int) 229 * Override for dynamic power management setting (1 = enable, 0 = disable). The default is -1 (auto). 230 */ 231 MODULE_PARM_DESC(dpm, "DPM support (1 = enable, 0 = disable, -1 = auto)"); 232 module_param_named(dpm, amdgpu_dpm, int, 0444); 233 234 /** 235 * DOC: fw_load_type (int) 236 * Set different firmware loading type for debugging (0 = direct, 1 = SMU, 2 = PSP). The default is -1 (auto). 237 */ 238 MODULE_PARM_DESC(fw_load_type, "firmware loading type (0 = direct, 1 = SMU, 2 = PSP, -1 = auto)"); 239 module_param_named(fw_load_type, amdgpu_fw_load_type, int, 0444); 240 241 /** 242 * DOC: aspm (int) 243 * To disable ASPM (1 = enable, 0 = disable). The default is -1 (auto, enabled). 244 */ 245 MODULE_PARM_DESC(aspm, "ASPM support (1 = enable, 0 = disable, -1 = auto)"); 246 module_param_named(aspm, amdgpu_aspm, int, 0444); 247 248 /** 249 * DOC: runpm (int) 250 * Override for runtime power management control for dGPUs in PX/HG laptops. The amdgpu driver can dynamically power down 251 * the dGPU on PX/HG laptops when it is idle. The default is -1 (auto enable). Setting the value to 0 disables this functionality. 252 */ 253 MODULE_PARM_DESC(runpm, "PX runtime pm (1 = force enable, 0 = disable, -1 = PX only default)"); 254 module_param_named(runpm, amdgpu_runtime_pm, int, 0444); 255 256 /** 257 * DOC: ip_block_mask (uint) 258 * Override what IP blocks are enabled on the GPU. Each GPU is a collection of IP blocks (gfx, display, video, etc.). 259 * Use this parameter to disable specific blocks. Note that the IP blocks do not have a fixed index. Some asics may not have 260 * some IPs or may include multiple instances of an IP so the ordering various from asic to asic. See the driver output in 261 * the kernel log for the list of IPs on the asic. The default is 0xffffffff (enable all blocks on a device). 262 */ 263 MODULE_PARM_DESC(ip_block_mask, "IP Block Mask (all blocks enabled (default))"); 264 module_param_named(ip_block_mask, amdgpu_ip_block_mask, uint, 0444); 265 266 /** 267 * DOC: bapm (int) 268 * Bidirectional Application Power Management (BAPM) used to dynamically share TDP between CPU and GPU. Set value 0 to disable it. 269 * The default -1 (auto, enabled) 270 */ 271 MODULE_PARM_DESC(bapm, "BAPM support (1 = enable, 0 = disable, -1 = auto)"); 272 module_param_named(bapm, amdgpu_bapm, int, 0444); 273 274 /** 275 * DOC: deep_color (int) 276 * Set 1 to enable Deep Color support. Only affects non-DC display handling. The default is 0 (disabled). 277 */ 278 MODULE_PARM_DESC(deep_color, "Deep Color support (1 = enable, 0 = disable (default))"); 279 module_param_named(deep_color, amdgpu_deep_color, int, 0444); 280 281 /** 282 * DOC: vm_size (int) 283 * Override the size of the GPU's per client virtual address space in GiB. The default is -1 (automatic for each asic). 284 */ 285 MODULE_PARM_DESC(vm_size, "VM address space size in gigabytes (default 64GB)"); 286 module_param_named(vm_size, amdgpu_vm_size, int, 0444); 287 288 /** 289 * DOC: vm_fragment_size (int) 290 * Override VM fragment size in bits (4, 5, etc. 4 = 64K, 9 = 2M). The default is -1 (automatic for each asic). 291 */ 292 MODULE_PARM_DESC(vm_fragment_size, "VM fragment size in bits (4, 5, etc. 4 = 64K (default), Max 9 = 2M)"); 293 module_param_named(vm_fragment_size, amdgpu_vm_fragment_size, int, 0444); 294 295 /** 296 * DOC: vm_block_size (int) 297 * Override VM page table size in bits (default depending on vm_size and hw setup). The default is -1 (automatic for each asic). 298 */ 299 MODULE_PARM_DESC(vm_block_size, "VM page table size in bits (default depending on vm_size)"); 300 module_param_named(vm_block_size, amdgpu_vm_block_size, int, 0444); 301 302 /** 303 * DOC: vm_fault_stop (int) 304 * Stop on VM fault for debugging (0 = never, 1 = print first, 2 = always). The default is 0 (No stop). 305 */ 306 MODULE_PARM_DESC(vm_fault_stop, "Stop on VM fault (0 = never (default), 1 = print first, 2 = always)"); 307 module_param_named(vm_fault_stop, amdgpu_vm_fault_stop, int, 0444); 308 309 /** 310 * DOC: vm_debug (int) 311 * Debug VM handling (0 = disabled, 1 = enabled). The default is 0 (Disabled). 312 */ 313 MODULE_PARM_DESC(vm_debug, "Debug VM handling (0 = disabled (default), 1 = enabled)"); 314 module_param_named(vm_debug, amdgpu_vm_debug, int, 0644); 315 316 /** 317 * DOC: vm_update_mode (int) 318 * Override VM update mode. VM updated by using CPU (0 = never, 1 = Graphics only, 2 = Compute only, 3 = Both). The default 319 * is -1 (Only in large BAR(LB) systems Compute VM tables will be updated by CPU, otherwise 0, never). 320 */ 321 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"); 322 module_param_named(vm_update_mode, amdgpu_vm_update_mode, int, 0444); 323 324 /** 325 * DOC: vram_page_split (int) 326 * Override the number of pages after we split VRAM allocations (default 512, -1 = disable). The default is 512. 327 */ 328 MODULE_PARM_DESC(vram_page_split, "Number of pages after we split VRAM allocations (default 512, -1 = disable)"); 329 module_param_named(vram_page_split, amdgpu_vram_page_split, int, 0444); 330 331 /** 332 * DOC: exp_hw_support (int) 333 * Enable experimental hw support (1 = enable). The default is 0 (disabled). 334 */ 335 MODULE_PARM_DESC(exp_hw_support, "experimental hw support (1 = enable, 0 = disable (default))"); 336 module_param_named(exp_hw_support, amdgpu_exp_hw_support, int, 0444); 337 338 /** 339 * DOC: dc (int) 340 * Disable/Enable Display Core driver for debugging (1 = enable, 0 = disable). The default is -1 (automatic for each asic). 341 */ 342 MODULE_PARM_DESC(dc, "Display Core driver (1 = enable, 0 = disable, -1 = auto (default))"); 343 module_param_named(dc, amdgpu_dc, int, 0444); 344 345 /** 346 * DOC: sched_jobs (int) 347 * Override the max number of jobs supported in the sw queue. The default is 32. 348 */ 349 MODULE_PARM_DESC(sched_jobs, "the max number of jobs supported in the sw queue (default 32)"); 350 module_param_named(sched_jobs, amdgpu_sched_jobs, int, 0444); 351 352 /** 353 * DOC: sched_hw_submission (int) 354 * Override the max number of HW submissions. The default is 2. 355 */ 356 MODULE_PARM_DESC(sched_hw_submission, "the max number of HW submissions (default 2)"); 357 module_param_named(sched_hw_submission, amdgpu_sched_hw_submission, int, 0444); 358 359 /** 360 * DOC: ppfeaturemask (uint) 361 * Override power features enabled. See enum PP_FEATURE_MASK in drivers/gpu/drm/amd/include/amd_shared.h. 362 * The default is the current set of stable power features. 363 */ 364 MODULE_PARM_DESC(ppfeaturemask, "all power features enabled (default))"); 365 module_param_named(ppfeaturemask, amdgpu_pp_feature_mask, uint, 0444); 366 367 /** 368 * DOC: pcie_gen_cap (uint) 369 * Override PCIE gen speed capabilities. See the CAIL flags in drivers/gpu/drm/amd/include/amd_pcie.h. 370 * The default is 0 (automatic for each asic). 371 */ 372 MODULE_PARM_DESC(pcie_gen_cap, "PCIE Gen Caps (0: autodetect (default))"); 373 module_param_named(pcie_gen_cap, amdgpu_pcie_gen_cap, uint, 0444); 374 375 /** 376 * DOC: pcie_lane_cap (uint) 377 * Override PCIE lanes capabilities. See the CAIL flags in drivers/gpu/drm/amd/include/amd_pcie.h. 378 * The default is 0 (automatic for each asic). 379 */ 380 MODULE_PARM_DESC(pcie_lane_cap, "PCIE Lane Caps (0: autodetect (default))"); 381 module_param_named(pcie_lane_cap, amdgpu_pcie_lane_cap, uint, 0444); 382 383 /** 384 * DOC: cg_mask (uint) 385 * Override Clockgating features enabled on GPU (0 = disable clock gating). See the AMD_CG_SUPPORT flags in 386 * drivers/gpu/drm/amd/include/amd_shared.h. The default is 0xffffffff (all enabled). 387 */ 388 MODULE_PARM_DESC(cg_mask, "Clockgating flags mask (0 = disable clock gating)"); 389 module_param_named(cg_mask, amdgpu_cg_mask, uint, 0444); 390 391 /** 392 * DOC: pg_mask (uint) 393 * Override Powergating features enabled on GPU (0 = disable power gating). See the AMD_PG_SUPPORT flags in 394 * drivers/gpu/drm/amd/include/amd_shared.h. The default is 0xffffffff (all enabled). 395 */ 396 MODULE_PARM_DESC(pg_mask, "Powergating flags mask (0 = disable power gating)"); 397 module_param_named(pg_mask, amdgpu_pg_mask, uint, 0444); 398 399 /** 400 * DOC: sdma_phase_quantum (uint) 401 * Override SDMA context switch phase quantum (x 1K GPU clock cycles, 0 = no change). The default is 32. 402 */ 403 MODULE_PARM_DESC(sdma_phase_quantum, "SDMA context switch phase quantum (x 1K GPU clock cycles, 0 = no change (default 32))"); 404 module_param_named(sdma_phase_quantum, amdgpu_sdma_phase_quantum, uint, 0444); 405 406 /** 407 * DOC: disable_cu (charp) 408 * Set to disable CUs (It's set like se.sh.cu,...). The default is NULL. 409 */ 410 MODULE_PARM_DESC(disable_cu, "Disable CUs (se.sh.cu,...)"); 411 module_param_named(disable_cu, amdgpu_disable_cu, charp, 0444); 412 413 /** 414 * DOC: virtual_display (charp) 415 * Set to enable virtual display feature. This feature provides a virtual display hardware on headless boards 416 * 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 417 * the device, plus the number of crtcs to expose. E.g., 0000:26:00.0,4 would enable 4 virtual crtcs on the pci 418 * device at 26:00.0. The default is NULL. 419 */ 420 MODULE_PARM_DESC(virtual_display, 421 "Enable virtual display feature (the virtual_display will be set like xxxx:xx:xx.x,x;xxxx:xx:xx.x,x)"); 422 module_param_named(virtual_display, amdgpu_virtual_display, charp, 0444); 423 424 /** 425 * DOC: ngg (int) 426 * Set to enable Next Generation Graphics (1 = enable). The default is 0 (disabled). 427 */ 428 MODULE_PARM_DESC(ngg, "Next Generation Graphics (1 = enable, 0 = disable(default depending on gfx))"); 429 module_param_named(ngg, amdgpu_ngg, int, 0444); 430 431 /** 432 * DOC: prim_buf_per_se (int) 433 * Override the size of Primitive Buffer per Shader Engine in Byte. The default is 0 (depending on gfx). 434 */ 435 MODULE_PARM_DESC(prim_buf_per_se, "the size of Primitive Buffer per Shader Engine (default depending on gfx)"); 436 module_param_named(prim_buf_per_se, amdgpu_prim_buf_per_se, int, 0444); 437 438 /** 439 * DOC: pos_buf_per_se (int) 440 * Override the size of Position Buffer per Shader Engine in Byte. The default is 0 (depending on gfx). 441 */ 442 MODULE_PARM_DESC(pos_buf_per_se, "the size of Position Buffer per Shader Engine (default depending on gfx)"); 443 module_param_named(pos_buf_per_se, amdgpu_pos_buf_per_se, int, 0444); 444 445 /** 446 * DOC: cntl_sb_buf_per_se (int) 447 * Override the size of Control Sideband per Shader Engine in Byte. The default is 0 (depending on gfx). 448 */ 449 MODULE_PARM_DESC(cntl_sb_buf_per_se, "the size of Control Sideband per Shader Engine (default depending on gfx)"); 450 module_param_named(cntl_sb_buf_per_se, amdgpu_cntl_sb_buf_per_se, int, 0444); 451 452 /** 453 * DOC: param_buf_per_se (int) 454 * Override the size of Off-Chip Pramater Cache per Shader Engine in Byte. The default is 0 (depending on gfx). 455 */ 456 MODULE_PARM_DESC(param_buf_per_se, "the size of Off-Chip Pramater Cache per Shader Engine (default depending on gfx)"); 457 module_param_named(param_buf_per_se, amdgpu_param_buf_per_se, int, 0444); 458 459 /** 460 * DOC: job_hang_limit (int) 461 * Set how much time allow a job hang and not drop it. The default is 0. 462 */ 463 MODULE_PARM_DESC(job_hang_limit, "how much time allow a job hang and not drop it (default 0)"); 464 module_param_named(job_hang_limit, amdgpu_job_hang_limit, int ,0444); 465 466 /** 467 * DOC: lbpw (int) 468 * Override Load Balancing Per Watt (LBPW) support (1 = enable, 0 = disable). The default is -1 (auto, enabled). 469 */ 470 MODULE_PARM_DESC(lbpw, "Load Balancing Per Watt (LBPW) support (1 = enable, 0 = disable, -1 = auto)"); 471 module_param_named(lbpw, amdgpu_lbpw, int, 0444); 472 473 MODULE_PARM_DESC(compute_multipipe, "Force compute queues to be spread across pipes (1 = enable, 0 = disable, -1 = auto)"); 474 module_param_named(compute_multipipe, amdgpu_compute_multipipe, int, 0444); 475 476 /** 477 * DOC: gpu_recovery (int) 478 * Set to enable GPU recovery mechanism (1 = enable, 0 = disable). The default is -1 (auto, disabled except SRIOV). 479 */ 480 MODULE_PARM_DESC(gpu_recovery, "Enable GPU recovery mechanism, (1 = enable, 0 = disable, -1 = auto)"); 481 module_param_named(gpu_recovery, amdgpu_gpu_recovery, int, 0444); 482 483 /** 484 * DOC: emu_mode (int) 485 * Set value 1 to enable emulation mode. This is only needed when running on an emulator. The default is 0 (disabled). 486 */ 487 MODULE_PARM_DESC(emu_mode, "Emulation mode, (1 = enable, 0 = disable)"); 488 module_param_named(emu_mode, amdgpu_emu_mode, int, 0444); 489 490 /** 491 * DOC: si_support (int) 492 * Set SI support driver. This parameter works after set config CONFIG_DRM_AMDGPU_SI. For SI asic, when radeon driver is enabled, 493 * set value 0 to use radeon driver, while set value 1 to use amdgpu driver. The default is using radeon driver when it available, 494 * otherwise using amdgpu driver. 495 */ 496 #ifdef CONFIG_DRM_AMDGPU_SI 497 498 #if defined(CONFIG_DRM_RADEON) || defined(CONFIG_DRM_RADEON_MODULE) 499 int amdgpu_si_support = 0; 500 MODULE_PARM_DESC(si_support, "SI support (1 = enabled, 0 = disabled (default))"); 501 #else 502 int amdgpu_si_support = 1; 503 MODULE_PARM_DESC(si_support, "SI support (1 = enabled (default), 0 = disabled)"); 504 #endif 505 506 module_param_named(si_support, amdgpu_si_support, int, 0444); 507 #endif 508 509 /** 510 * DOC: cik_support (int) 511 * Set CIK support driver. This parameter works after set config CONFIG_DRM_AMDGPU_CIK. For CIK asic, when radeon driver is enabled, 512 * set value 0 to use radeon driver, while set value 1 to use amdgpu driver. The default is using radeon driver when it available, 513 * otherwise using amdgpu driver. 514 */ 515 #ifdef CONFIG_DRM_AMDGPU_CIK 516 517 #if defined(CONFIG_DRM_RADEON) || defined(CONFIG_DRM_RADEON_MODULE) 518 int amdgpu_cik_support = 0; 519 MODULE_PARM_DESC(cik_support, "CIK support (1 = enabled, 0 = disabled (default))"); 520 #else 521 int amdgpu_cik_support = 1; 522 MODULE_PARM_DESC(cik_support, "CIK support (1 = enabled (default), 0 = disabled)"); 523 #endif 524 525 module_param_named(cik_support, amdgpu_cik_support, int, 0444); 526 #endif 527 528 /** 529 * DOC: smu_memory_pool_size (uint) 530 * It is used to reserve gtt for smu debug usage, setting value 0 to disable it. The actual size is value * 256MiB. 531 * E.g. 0x1 = 256Mbyte, 0x2 = 512Mbyte, 0x4 = 1 Gbyte, 0x8 = 2GByte. The default is 0 (disabled). 532 */ 533 MODULE_PARM_DESC(smu_memory_pool_size, 534 "reserve gtt for smu debug usage, 0 = disable," 535 "0x1 = 256Mbyte, 0x2 = 512Mbyte, 0x4 = 1 Gbyte, 0x8 = 2GByte"); 536 module_param_named(smu_memory_pool_size, amdgpu_smu_memory_pool_size, uint, 0444); 537 538 #ifdef CONFIG_HSA_AMD 539 /** 540 * DOC: sched_policy (int) 541 * Set scheduling policy. Default is HWS(hardware scheduling) with over-subscription. 542 * Setting 1 disables over-subscription. Setting 2 disables HWS and statically 543 * assigns queues to HQDs. 544 */ 545 int sched_policy = KFD_SCHED_POLICY_HWS; 546 module_param(sched_policy, int, 0444); 547 MODULE_PARM_DESC(sched_policy, 548 "Scheduling policy (0 = HWS (Default), 1 = HWS without over-subscription, 2 = Non-HWS (Used for debugging only)"); 549 550 /** 551 * DOC: hws_max_conc_proc (int) 552 * Maximum number of processes that HWS can schedule concurrently. The maximum is the 553 * number of VMIDs assigned to the HWS, which is also the default. 554 */ 555 int hws_max_conc_proc = 8; 556 module_param(hws_max_conc_proc, int, 0444); 557 MODULE_PARM_DESC(hws_max_conc_proc, 558 "Max # processes HWS can execute concurrently when sched_policy=0 (0 = no concurrency, #VMIDs for KFD = Maximum(default))"); 559 560 /** 561 * DOC: cwsr_enable (int) 562 * CWSR(compute wave store and resume) allows the GPU to preempt shader execution in 563 * the middle of a compute wave. Default is 1 to enable this feature. Setting 0 564 * disables it. 565 */ 566 int cwsr_enable = 1; 567 module_param(cwsr_enable, int, 0444); 568 MODULE_PARM_DESC(cwsr_enable, "CWSR enable (0 = Off, 1 = On (Default))"); 569 570 /** 571 * DOC: max_num_of_queues_per_device (int) 572 * Maximum number of queues per device. Valid setting is between 1 and 4096. Default 573 * is 4096. 574 */ 575 int max_num_of_queues_per_device = KFD_MAX_NUM_OF_QUEUES_PER_DEVICE_DEFAULT; 576 module_param(max_num_of_queues_per_device, int, 0444); 577 MODULE_PARM_DESC(max_num_of_queues_per_device, 578 "Maximum number of supported queues per device (1 = Minimum, 4096 = default)"); 579 580 /** 581 * DOC: send_sigterm (int) 582 * Send sigterm to HSA process on unhandled exceptions. Default is not to send sigterm 583 * but just print errors on dmesg. Setting 1 enables sending sigterm. 584 */ 585 int send_sigterm; 586 module_param(send_sigterm, int, 0444); 587 MODULE_PARM_DESC(send_sigterm, 588 "Send sigterm to HSA process on unhandled exception (0 = disable, 1 = enable)"); 589 590 /** 591 * DOC: debug_largebar (int) 592 * Set debug_largebar as 1 to enable simulating large-bar capability on non-large bar 593 * system. This limits the VRAM size reported to ROCm applications to the visible 594 * size, usually 256MB. 595 * Default value is 0, diabled. 596 */ 597 int debug_largebar; 598 module_param(debug_largebar, int, 0444); 599 MODULE_PARM_DESC(debug_largebar, 600 "Debug large-bar flag used to simulate large-bar capability on non-large bar machine (0 = disable, 1 = enable)"); 601 602 /** 603 * DOC: ignore_crat (int) 604 * Ignore CRAT table during KFD initialization. By default, KFD uses the ACPI CRAT 605 * table to get information about AMD APUs. This option can serve as a workaround on 606 * systems with a broken CRAT table. 607 */ 608 int ignore_crat; 609 module_param(ignore_crat, int, 0444); 610 MODULE_PARM_DESC(ignore_crat, 611 "Ignore CRAT table during KFD initialization (0 = use CRAT (default), 1 = ignore CRAT)"); 612 613 /** 614 * DOC: noretry (int) 615 * This parameter sets sh_mem_config.retry_disable. Default value, 0, enables retry. 616 * Setting 1 disables retry. 617 * Retry is needed for recoverable page faults. 618 */ 619 int noretry; 620 module_param(noretry, int, 0644); 621 MODULE_PARM_DESC(noretry, 622 "Set sh_mem_config.retry_disable on Vega10 (0 = retry enabled (default), 1 = retry disabled)"); 623 624 /** 625 * DOC: halt_if_hws_hang (int) 626 * Halt if HWS hang is detected. Default value, 0, disables the halt on hang. 627 * Setting 1 enables halt on hang. 628 */ 629 int halt_if_hws_hang; 630 module_param(halt_if_hws_hang, int, 0644); 631 MODULE_PARM_DESC(halt_if_hws_hang, "Halt if HWS hang is detected (0 = off (default), 1 = on)"); 632 #endif 633 634 static const struct pci_device_id pciidlist[] = { 635 #ifdef CONFIG_DRM_AMDGPU_SI 636 {0x1002, 0x6780, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_TAHITI}, 637 {0x1002, 0x6784, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_TAHITI}, 638 {0x1002, 0x6788, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_TAHITI}, 639 {0x1002, 0x678A, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_TAHITI}, 640 {0x1002, 0x6790, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_TAHITI}, 641 {0x1002, 0x6791, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_TAHITI}, 642 {0x1002, 0x6792, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_TAHITI}, 643 {0x1002, 0x6798, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_TAHITI}, 644 {0x1002, 0x6799, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_TAHITI}, 645 {0x1002, 0x679A, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_TAHITI}, 646 {0x1002, 0x679B, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_TAHITI}, 647 {0x1002, 0x679E, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_TAHITI}, 648 {0x1002, 0x679F, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_TAHITI}, 649 {0x1002, 0x6800, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_PITCAIRN|AMD_IS_MOBILITY}, 650 {0x1002, 0x6801, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_PITCAIRN|AMD_IS_MOBILITY}, 651 {0x1002, 0x6802, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_PITCAIRN|AMD_IS_MOBILITY}, 652 {0x1002, 0x6806, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_PITCAIRN}, 653 {0x1002, 0x6808, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_PITCAIRN}, 654 {0x1002, 0x6809, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_PITCAIRN}, 655 {0x1002, 0x6810, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_PITCAIRN}, 656 {0x1002, 0x6811, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_PITCAIRN}, 657 {0x1002, 0x6816, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_PITCAIRN}, 658 {0x1002, 0x6817, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_PITCAIRN}, 659 {0x1002, 0x6818, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_PITCAIRN}, 660 {0x1002, 0x6819, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_PITCAIRN}, 661 {0x1002, 0x6600, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_OLAND|AMD_IS_MOBILITY}, 662 {0x1002, 0x6601, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_OLAND|AMD_IS_MOBILITY}, 663 {0x1002, 0x6602, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_OLAND|AMD_IS_MOBILITY}, 664 {0x1002, 0x6603, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_OLAND|AMD_IS_MOBILITY}, 665 {0x1002, 0x6604, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_OLAND|AMD_IS_MOBILITY}, 666 {0x1002, 0x6605, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_OLAND|AMD_IS_MOBILITY}, 667 {0x1002, 0x6606, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_OLAND|AMD_IS_MOBILITY}, 668 {0x1002, 0x6607, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_OLAND|AMD_IS_MOBILITY}, 669 {0x1002, 0x6608, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_OLAND}, 670 {0x1002, 0x6610, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_OLAND}, 671 {0x1002, 0x6611, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_OLAND}, 672 {0x1002, 0x6613, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_OLAND}, 673 {0x1002, 0x6617, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_OLAND|AMD_IS_MOBILITY}, 674 {0x1002, 0x6620, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_OLAND|AMD_IS_MOBILITY}, 675 {0x1002, 0x6621, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_OLAND|AMD_IS_MOBILITY}, 676 {0x1002, 0x6623, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_OLAND|AMD_IS_MOBILITY}, 677 {0x1002, 0x6631, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_OLAND}, 678 {0x1002, 0x6820, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VERDE|AMD_IS_MOBILITY}, 679 {0x1002, 0x6821, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VERDE|AMD_IS_MOBILITY}, 680 {0x1002, 0x6822, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VERDE|AMD_IS_MOBILITY}, 681 {0x1002, 0x6823, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VERDE|AMD_IS_MOBILITY}, 682 {0x1002, 0x6824, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VERDE|AMD_IS_MOBILITY}, 683 {0x1002, 0x6825, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VERDE|AMD_IS_MOBILITY}, 684 {0x1002, 0x6826, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VERDE|AMD_IS_MOBILITY}, 685 {0x1002, 0x6827, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VERDE|AMD_IS_MOBILITY}, 686 {0x1002, 0x6828, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VERDE}, 687 {0x1002, 0x6829, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VERDE}, 688 {0x1002, 0x682A, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VERDE|AMD_IS_MOBILITY}, 689 {0x1002, 0x682B, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VERDE|AMD_IS_MOBILITY}, 690 {0x1002, 0x682C, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VERDE}, 691 {0x1002, 0x682D, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VERDE|AMD_IS_MOBILITY}, 692 {0x1002, 0x682F, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VERDE|AMD_IS_MOBILITY}, 693 {0x1002, 0x6830, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VERDE|AMD_IS_MOBILITY}, 694 {0x1002, 0x6831, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VERDE|AMD_IS_MOBILITY}, 695 {0x1002, 0x6835, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VERDE}, 696 {0x1002, 0x6837, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VERDE}, 697 {0x1002, 0x6838, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VERDE}, 698 {0x1002, 0x6839, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VERDE}, 699 {0x1002, 0x683B, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VERDE}, 700 {0x1002, 0x683D, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VERDE}, 701 {0x1002, 0x683F, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VERDE}, 702 {0x1002, 0x6660, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_HAINAN|AMD_IS_MOBILITY}, 703 {0x1002, 0x6663, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_HAINAN|AMD_IS_MOBILITY}, 704 {0x1002, 0x6664, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_HAINAN|AMD_IS_MOBILITY}, 705 {0x1002, 0x6665, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_HAINAN|AMD_IS_MOBILITY}, 706 {0x1002, 0x6667, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_HAINAN|AMD_IS_MOBILITY}, 707 {0x1002, 0x666F, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_HAINAN|AMD_IS_MOBILITY}, 708 #endif 709 #ifdef CONFIG_DRM_AMDGPU_CIK 710 /* Kaveri */ 711 {0x1002, 0x1304, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KAVERI|AMD_IS_MOBILITY|AMD_IS_APU}, 712 {0x1002, 0x1305, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KAVERI|AMD_IS_APU}, 713 {0x1002, 0x1306, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KAVERI|AMD_IS_MOBILITY|AMD_IS_APU}, 714 {0x1002, 0x1307, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KAVERI|AMD_IS_APU}, 715 {0x1002, 0x1309, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KAVERI|AMD_IS_MOBILITY|AMD_IS_APU}, 716 {0x1002, 0x130A, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KAVERI|AMD_IS_MOBILITY|AMD_IS_APU}, 717 {0x1002, 0x130B, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KAVERI|AMD_IS_MOBILITY|AMD_IS_APU}, 718 {0x1002, 0x130C, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KAVERI|AMD_IS_MOBILITY|AMD_IS_APU}, 719 {0x1002, 0x130D, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KAVERI|AMD_IS_MOBILITY|AMD_IS_APU}, 720 {0x1002, 0x130E, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KAVERI|AMD_IS_MOBILITY|AMD_IS_APU}, 721 {0x1002, 0x130F, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KAVERI|AMD_IS_APU}, 722 {0x1002, 0x1310, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KAVERI|AMD_IS_APU}, 723 {0x1002, 0x1311, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KAVERI|AMD_IS_APU}, 724 {0x1002, 0x1312, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KAVERI|AMD_IS_APU}, 725 {0x1002, 0x1313, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KAVERI|AMD_IS_APU}, 726 {0x1002, 0x1315, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KAVERI|AMD_IS_APU}, 727 {0x1002, 0x1316, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KAVERI|AMD_IS_APU}, 728 {0x1002, 0x1317, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KAVERI|AMD_IS_MOBILITY|AMD_IS_APU}, 729 {0x1002, 0x1318, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KAVERI|AMD_IS_MOBILITY|AMD_IS_APU}, 730 {0x1002, 0x131B, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KAVERI|AMD_IS_APU}, 731 {0x1002, 0x131C, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KAVERI|AMD_IS_APU}, 732 {0x1002, 0x131D, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KAVERI|AMD_IS_APU}, 733 /* Bonaire */ 734 {0x1002, 0x6640, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_BONAIRE|AMD_IS_MOBILITY}, 735 {0x1002, 0x6641, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_BONAIRE|AMD_IS_MOBILITY}, 736 {0x1002, 0x6646, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_BONAIRE|AMD_IS_MOBILITY}, 737 {0x1002, 0x6647, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_BONAIRE|AMD_IS_MOBILITY}, 738 {0x1002, 0x6649, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_BONAIRE}, 739 {0x1002, 0x6650, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_BONAIRE}, 740 {0x1002, 0x6651, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_BONAIRE}, 741 {0x1002, 0x6658, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_BONAIRE}, 742 {0x1002, 0x665c, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_BONAIRE}, 743 {0x1002, 0x665d, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_BONAIRE}, 744 {0x1002, 0x665f, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_BONAIRE}, 745 /* Hawaii */ 746 {0x1002, 0x67A0, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_HAWAII}, 747 {0x1002, 0x67A1, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_HAWAII}, 748 {0x1002, 0x67A2, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_HAWAII}, 749 {0x1002, 0x67A8, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_HAWAII}, 750 {0x1002, 0x67A9, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_HAWAII}, 751 {0x1002, 0x67AA, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_HAWAII}, 752 {0x1002, 0x67B0, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_HAWAII}, 753 {0x1002, 0x67B1, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_HAWAII}, 754 {0x1002, 0x67B8, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_HAWAII}, 755 {0x1002, 0x67B9, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_HAWAII}, 756 {0x1002, 0x67BA, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_HAWAII}, 757 {0x1002, 0x67BE, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_HAWAII}, 758 /* Kabini */ 759 {0x1002, 0x9830, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KABINI|AMD_IS_MOBILITY|AMD_IS_APU}, 760 {0x1002, 0x9831, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KABINI|AMD_IS_APU}, 761 {0x1002, 0x9832, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KABINI|AMD_IS_MOBILITY|AMD_IS_APU}, 762 {0x1002, 0x9833, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KABINI|AMD_IS_APU}, 763 {0x1002, 0x9834, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KABINI|AMD_IS_MOBILITY|AMD_IS_APU}, 764 {0x1002, 0x9835, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KABINI|AMD_IS_APU}, 765 {0x1002, 0x9836, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KABINI|AMD_IS_MOBILITY|AMD_IS_APU}, 766 {0x1002, 0x9837, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KABINI|AMD_IS_APU}, 767 {0x1002, 0x9838, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KABINI|AMD_IS_MOBILITY|AMD_IS_APU}, 768 {0x1002, 0x9839, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KABINI|AMD_IS_MOBILITY|AMD_IS_APU}, 769 {0x1002, 0x983a, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KABINI|AMD_IS_APU}, 770 {0x1002, 0x983b, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KABINI|AMD_IS_MOBILITY|AMD_IS_APU}, 771 {0x1002, 0x983c, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KABINI|AMD_IS_APU}, 772 {0x1002, 0x983d, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KABINI|AMD_IS_APU}, 773 {0x1002, 0x983e, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KABINI|AMD_IS_APU}, 774 {0x1002, 0x983f, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KABINI|AMD_IS_APU}, 775 /* mullins */ 776 {0x1002, 0x9850, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_MULLINS|AMD_IS_MOBILITY|AMD_IS_APU}, 777 {0x1002, 0x9851, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_MULLINS|AMD_IS_MOBILITY|AMD_IS_APU}, 778 {0x1002, 0x9852, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_MULLINS|AMD_IS_MOBILITY|AMD_IS_APU}, 779 {0x1002, 0x9853, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_MULLINS|AMD_IS_MOBILITY|AMD_IS_APU}, 780 {0x1002, 0x9854, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_MULLINS|AMD_IS_MOBILITY|AMD_IS_APU}, 781 {0x1002, 0x9855, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_MULLINS|AMD_IS_MOBILITY|AMD_IS_APU}, 782 {0x1002, 0x9856, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_MULLINS|AMD_IS_MOBILITY|AMD_IS_APU}, 783 {0x1002, 0x9857, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_MULLINS|AMD_IS_MOBILITY|AMD_IS_APU}, 784 {0x1002, 0x9858, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_MULLINS|AMD_IS_MOBILITY|AMD_IS_APU}, 785 {0x1002, 0x9859, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_MULLINS|AMD_IS_MOBILITY|AMD_IS_APU}, 786 {0x1002, 0x985A, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_MULLINS|AMD_IS_MOBILITY|AMD_IS_APU}, 787 {0x1002, 0x985B, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_MULLINS|AMD_IS_MOBILITY|AMD_IS_APU}, 788 {0x1002, 0x985C, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_MULLINS|AMD_IS_MOBILITY|AMD_IS_APU}, 789 {0x1002, 0x985D, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_MULLINS|AMD_IS_MOBILITY|AMD_IS_APU}, 790 {0x1002, 0x985E, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_MULLINS|AMD_IS_MOBILITY|AMD_IS_APU}, 791 {0x1002, 0x985F, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_MULLINS|AMD_IS_MOBILITY|AMD_IS_APU}, 792 #endif 793 /* topaz */ 794 {0x1002, 0x6900, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_TOPAZ}, 795 {0x1002, 0x6901, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_TOPAZ}, 796 {0x1002, 0x6902, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_TOPAZ}, 797 {0x1002, 0x6903, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_TOPAZ}, 798 {0x1002, 0x6907, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_TOPAZ}, 799 /* tonga */ 800 {0x1002, 0x6920, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_TONGA}, 801 {0x1002, 0x6921, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_TONGA}, 802 {0x1002, 0x6928, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_TONGA}, 803 {0x1002, 0x6929, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_TONGA}, 804 {0x1002, 0x692B, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_TONGA}, 805 {0x1002, 0x692F, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_TONGA}, 806 {0x1002, 0x6930, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_TONGA}, 807 {0x1002, 0x6938, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_TONGA}, 808 {0x1002, 0x6939, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_TONGA}, 809 /* fiji */ 810 {0x1002, 0x7300, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_FIJI}, 811 {0x1002, 0x730F, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_FIJI}, 812 /* carrizo */ 813 {0x1002, 0x9870, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_CARRIZO|AMD_IS_APU}, 814 {0x1002, 0x9874, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_CARRIZO|AMD_IS_APU}, 815 {0x1002, 0x9875, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_CARRIZO|AMD_IS_APU}, 816 {0x1002, 0x9876, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_CARRIZO|AMD_IS_APU}, 817 {0x1002, 0x9877, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_CARRIZO|AMD_IS_APU}, 818 /* stoney */ 819 {0x1002, 0x98E4, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_STONEY|AMD_IS_APU}, 820 /* Polaris11 */ 821 {0x1002, 0x67E0, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_POLARIS11}, 822 {0x1002, 0x67E3, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_POLARIS11}, 823 {0x1002, 0x67E8, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_POLARIS11}, 824 {0x1002, 0x67EB, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_POLARIS11}, 825 {0x1002, 0x67EF, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_POLARIS11}, 826 {0x1002, 0x67FF, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_POLARIS11}, 827 {0x1002, 0x67E1, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_POLARIS11}, 828 {0x1002, 0x67E7, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_POLARIS11}, 829 {0x1002, 0x67E9, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_POLARIS11}, 830 /* Polaris10 */ 831 {0x1002, 0x67C0, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_POLARIS10}, 832 {0x1002, 0x67C1, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_POLARIS10}, 833 {0x1002, 0x67C2, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_POLARIS10}, 834 {0x1002, 0x67C4, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_POLARIS10}, 835 {0x1002, 0x67C7, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_POLARIS10}, 836 {0x1002, 0x67D0, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_POLARIS10}, 837 {0x1002, 0x67DF, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_POLARIS10}, 838 {0x1002, 0x67C8, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_POLARIS10}, 839 {0x1002, 0x67C9, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_POLARIS10}, 840 {0x1002, 0x67CA, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_POLARIS10}, 841 {0x1002, 0x67CC, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_POLARIS10}, 842 {0x1002, 0x67CF, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_POLARIS10}, 843 {0x1002, 0x6FDF, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_POLARIS10}, 844 /* Polaris12 */ 845 {0x1002, 0x6980, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_POLARIS12}, 846 {0x1002, 0x6981, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_POLARIS12}, 847 {0x1002, 0x6985, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_POLARIS12}, 848 {0x1002, 0x6986, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_POLARIS12}, 849 {0x1002, 0x6987, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_POLARIS12}, 850 {0x1002, 0x6995, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_POLARIS12}, 851 {0x1002, 0x6997, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_POLARIS12}, 852 {0x1002, 0x699F, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_POLARIS12}, 853 /* VEGAM */ 854 {0x1002, 0x694C, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VEGAM}, 855 {0x1002, 0x694E, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VEGAM}, 856 /* Vega 10 */ 857 {0x1002, 0x6860, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VEGA10}, 858 {0x1002, 0x6861, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VEGA10}, 859 {0x1002, 0x6862, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VEGA10}, 860 {0x1002, 0x6863, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VEGA10}, 861 {0x1002, 0x6864, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VEGA10}, 862 {0x1002, 0x6867, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VEGA10}, 863 {0x1002, 0x6868, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VEGA10}, 864 {0x1002, 0x686c, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VEGA10}, 865 {0x1002, 0x687f, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VEGA10}, 866 /* Vega 12 */ 867 {0x1002, 0x69A0, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VEGA12}, 868 {0x1002, 0x69A1, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VEGA12}, 869 {0x1002, 0x69A2, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VEGA12}, 870 {0x1002, 0x69A3, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VEGA12}, 871 {0x1002, 0x69AF, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VEGA12}, 872 /* Vega 20 */ 873 {0x1002, 0x66A0, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VEGA20}, 874 {0x1002, 0x66A1, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VEGA20}, 875 {0x1002, 0x66A2, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VEGA20}, 876 {0x1002, 0x66A3, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VEGA20}, 877 {0x1002, 0x66A7, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VEGA20}, 878 {0x1002, 0x66AF, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VEGA20}, 879 /* Raven */ 880 {0x1002, 0x15dd, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RAVEN|AMD_IS_APU}, 881 {0x1002, 0x15d8, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RAVEN|AMD_IS_APU}, 882 883 {0, 0, 0} 884 }; 885 886 MODULE_DEVICE_TABLE(pci, pciidlist); 887 888 static struct drm_driver kms_driver; 889 890 static int amdgpu_pci_probe(struct pci_dev *pdev, 891 const struct pci_device_id *ent) 892 { 893 struct drm_device *dev; 894 unsigned long flags = ent->driver_data; 895 int ret, retry = 0; 896 bool supports_atomic = false; 897 898 if (!amdgpu_virtual_display && 899 amdgpu_device_asic_has_dc_support(flags & AMD_ASIC_MASK)) 900 supports_atomic = true; 901 902 if ((flags & AMD_EXP_HW_SUPPORT) && !amdgpu_exp_hw_support) { 903 DRM_INFO("This hardware requires experimental hardware support.\n" 904 "See modparam exp_hw_support\n"); 905 return -ENODEV; 906 } 907 908 /* Get rid of things like offb */ 909 ret = drm_fb_helper_remove_conflicting_pci_framebuffers(pdev, 0, "amdgpudrmfb"); 910 if (ret) 911 return ret; 912 913 dev = drm_dev_alloc(&kms_driver, &pdev->dev); 914 if (IS_ERR(dev)) 915 return PTR_ERR(dev); 916 917 if (!supports_atomic) 918 dev->driver_features &= ~DRIVER_ATOMIC; 919 920 ret = pci_enable_device(pdev); 921 if (ret) 922 goto err_free; 923 924 dev->pdev = pdev; 925 926 pci_set_drvdata(pdev, dev); 927 928 retry_init: 929 ret = drm_dev_register(dev, ent->driver_data); 930 if (ret == -EAGAIN && ++retry <= 3) { 931 DRM_INFO("retry init %d\n", retry); 932 /* Don't request EX mode too frequently which is attacking */ 933 msleep(5000); 934 goto retry_init; 935 } else if (ret) 936 goto err_pci; 937 938 return 0; 939 940 err_pci: 941 pci_disable_device(pdev); 942 err_free: 943 drm_dev_put(dev); 944 return ret; 945 } 946 947 static void 948 amdgpu_pci_remove(struct pci_dev *pdev) 949 { 950 struct drm_device *dev = pci_get_drvdata(pdev); 951 952 DRM_ERROR("Device removal is currently not supported outside of fbcon\n"); 953 drm_dev_unplug(dev); 954 pci_disable_device(pdev); 955 pci_set_drvdata(pdev, NULL); 956 } 957 958 static void 959 amdgpu_pci_shutdown(struct pci_dev *pdev) 960 { 961 struct drm_device *dev = pci_get_drvdata(pdev); 962 struct amdgpu_device *adev = dev->dev_private; 963 964 /* if we are running in a VM, make sure the device 965 * torn down properly on reboot/shutdown. 966 * unfortunately we can't detect certain 967 * hypervisors so just do this all the time. 968 */ 969 amdgpu_device_ip_suspend(adev); 970 } 971 972 static int amdgpu_pmops_suspend(struct device *dev) 973 { 974 struct pci_dev *pdev = to_pci_dev(dev); 975 976 struct drm_device *drm_dev = pci_get_drvdata(pdev); 977 return amdgpu_device_suspend(drm_dev, true, true); 978 } 979 980 static int amdgpu_pmops_resume(struct device *dev) 981 { 982 struct pci_dev *pdev = to_pci_dev(dev); 983 struct drm_device *drm_dev = pci_get_drvdata(pdev); 984 985 /* GPU comes up enabled by the bios on resume */ 986 if (amdgpu_device_is_px(drm_dev)) { 987 pm_runtime_disable(dev); 988 pm_runtime_set_active(dev); 989 pm_runtime_enable(dev); 990 } 991 992 return amdgpu_device_resume(drm_dev, true, true); 993 } 994 995 static int amdgpu_pmops_freeze(struct device *dev) 996 { 997 struct pci_dev *pdev = to_pci_dev(dev); 998 999 struct drm_device *drm_dev = pci_get_drvdata(pdev); 1000 return amdgpu_device_suspend(drm_dev, false, true); 1001 } 1002 1003 static int amdgpu_pmops_thaw(struct device *dev) 1004 { 1005 struct pci_dev *pdev = to_pci_dev(dev); 1006 1007 struct drm_device *drm_dev = pci_get_drvdata(pdev); 1008 return amdgpu_device_resume(drm_dev, false, true); 1009 } 1010 1011 static int amdgpu_pmops_poweroff(struct device *dev) 1012 { 1013 struct pci_dev *pdev = to_pci_dev(dev); 1014 1015 struct drm_device *drm_dev = pci_get_drvdata(pdev); 1016 return amdgpu_device_suspend(drm_dev, true, true); 1017 } 1018 1019 static int amdgpu_pmops_restore(struct device *dev) 1020 { 1021 struct pci_dev *pdev = to_pci_dev(dev); 1022 1023 struct drm_device *drm_dev = pci_get_drvdata(pdev); 1024 return amdgpu_device_resume(drm_dev, false, true); 1025 } 1026 1027 static int amdgpu_pmops_runtime_suspend(struct device *dev) 1028 { 1029 struct pci_dev *pdev = to_pci_dev(dev); 1030 struct drm_device *drm_dev = pci_get_drvdata(pdev); 1031 int ret; 1032 1033 if (!amdgpu_device_is_px(drm_dev)) { 1034 pm_runtime_forbid(dev); 1035 return -EBUSY; 1036 } 1037 1038 drm_dev->switch_power_state = DRM_SWITCH_POWER_CHANGING; 1039 drm_kms_helper_poll_disable(drm_dev); 1040 1041 ret = amdgpu_device_suspend(drm_dev, false, false); 1042 pci_save_state(pdev); 1043 pci_disable_device(pdev); 1044 pci_ignore_hotplug(pdev); 1045 if (amdgpu_is_atpx_hybrid()) 1046 pci_set_power_state(pdev, PCI_D3cold); 1047 else if (!amdgpu_has_atpx_dgpu_power_cntl()) 1048 pci_set_power_state(pdev, PCI_D3hot); 1049 drm_dev->switch_power_state = DRM_SWITCH_POWER_DYNAMIC_OFF; 1050 1051 return 0; 1052 } 1053 1054 static int amdgpu_pmops_runtime_resume(struct device *dev) 1055 { 1056 struct pci_dev *pdev = to_pci_dev(dev); 1057 struct drm_device *drm_dev = pci_get_drvdata(pdev); 1058 int ret; 1059 1060 if (!amdgpu_device_is_px(drm_dev)) 1061 return -EINVAL; 1062 1063 drm_dev->switch_power_state = DRM_SWITCH_POWER_CHANGING; 1064 1065 if (amdgpu_is_atpx_hybrid() || 1066 !amdgpu_has_atpx_dgpu_power_cntl()) 1067 pci_set_power_state(pdev, PCI_D0); 1068 pci_restore_state(pdev); 1069 ret = pci_enable_device(pdev); 1070 if (ret) 1071 return ret; 1072 pci_set_master(pdev); 1073 1074 ret = amdgpu_device_resume(drm_dev, false, false); 1075 drm_kms_helper_poll_enable(drm_dev); 1076 drm_dev->switch_power_state = DRM_SWITCH_POWER_ON; 1077 return 0; 1078 } 1079 1080 static int amdgpu_pmops_runtime_idle(struct device *dev) 1081 { 1082 struct pci_dev *pdev = to_pci_dev(dev); 1083 struct drm_device *drm_dev = pci_get_drvdata(pdev); 1084 struct drm_crtc *crtc; 1085 1086 if (!amdgpu_device_is_px(drm_dev)) { 1087 pm_runtime_forbid(dev); 1088 return -EBUSY; 1089 } 1090 1091 list_for_each_entry(crtc, &drm_dev->mode_config.crtc_list, head) { 1092 if (crtc->enabled) { 1093 DRM_DEBUG_DRIVER("failing to power off - crtc active\n"); 1094 return -EBUSY; 1095 } 1096 } 1097 1098 pm_runtime_mark_last_busy(dev); 1099 pm_runtime_autosuspend(dev); 1100 /* we don't want the main rpm_idle to call suspend - we want to autosuspend */ 1101 return 1; 1102 } 1103 1104 long amdgpu_drm_ioctl(struct file *filp, 1105 unsigned int cmd, unsigned long arg) 1106 { 1107 struct drm_file *file_priv = filp->private_data; 1108 struct drm_device *dev; 1109 long ret; 1110 dev = file_priv->minor->dev; 1111 ret = pm_runtime_get_sync(dev->dev); 1112 if (ret < 0) 1113 return ret; 1114 1115 ret = drm_ioctl(filp, cmd, arg); 1116 1117 pm_runtime_mark_last_busy(dev->dev); 1118 pm_runtime_put_autosuspend(dev->dev); 1119 return ret; 1120 } 1121 1122 static const struct dev_pm_ops amdgpu_pm_ops = { 1123 .suspend = amdgpu_pmops_suspend, 1124 .resume = amdgpu_pmops_resume, 1125 .freeze = amdgpu_pmops_freeze, 1126 .thaw = amdgpu_pmops_thaw, 1127 .poweroff = amdgpu_pmops_poweroff, 1128 .restore = amdgpu_pmops_restore, 1129 .runtime_suspend = amdgpu_pmops_runtime_suspend, 1130 .runtime_resume = amdgpu_pmops_runtime_resume, 1131 .runtime_idle = amdgpu_pmops_runtime_idle, 1132 }; 1133 1134 static int amdgpu_flush(struct file *f, fl_owner_t id) 1135 { 1136 struct drm_file *file_priv = f->private_data; 1137 struct amdgpu_fpriv *fpriv = file_priv->driver_priv; 1138 1139 amdgpu_ctx_mgr_entity_flush(&fpriv->ctx_mgr); 1140 1141 return 0; 1142 } 1143 1144 1145 static const struct file_operations amdgpu_driver_kms_fops = { 1146 .owner = THIS_MODULE, 1147 .open = drm_open, 1148 .flush = amdgpu_flush, 1149 .release = drm_release, 1150 .unlocked_ioctl = amdgpu_drm_ioctl, 1151 .mmap = amdgpu_mmap, 1152 .poll = drm_poll, 1153 .read = drm_read, 1154 #ifdef CONFIG_COMPAT 1155 .compat_ioctl = amdgpu_kms_compat_ioctl, 1156 #endif 1157 }; 1158 1159 static bool 1160 amdgpu_get_crtc_scanout_position(struct drm_device *dev, unsigned int pipe, 1161 bool in_vblank_irq, int *vpos, int *hpos, 1162 ktime_t *stime, ktime_t *etime, 1163 const struct drm_display_mode *mode) 1164 { 1165 return amdgpu_display_get_crtc_scanoutpos(dev, pipe, 0, vpos, hpos, 1166 stime, etime, mode); 1167 } 1168 1169 static struct drm_driver kms_driver = { 1170 .driver_features = 1171 DRIVER_USE_AGP | DRIVER_ATOMIC | 1172 DRIVER_HAVE_IRQ | DRIVER_IRQ_SHARED | DRIVER_GEM | 1173 DRIVER_PRIME | DRIVER_RENDER | DRIVER_MODESET | DRIVER_SYNCOBJ, 1174 .load = amdgpu_driver_load_kms, 1175 .open = amdgpu_driver_open_kms, 1176 .postclose = amdgpu_driver_postclose_kms, 1177 .lastclose = amdgpu_driver_lastclose_kms, 1178 .unload = amdgpu_driver_unload_kms, 1179 .get_vblank_counter = amdgpu_get_vblank_counter_kms, 1180 .enable_vblank = amdgpu_enable_vblank_kms, 1181 .disable_vblank = amdgpu_disable_vblank_kms, 1182 .get_vblank_timestamp = drm_calc_vbltimestamp_from_scanoutpos, 1183 .get_scanout_position = amdgpu_get_crtc_scanout_position, 1184 .irq_handler = amdgpu_irq_handler, 1185 .ioctls = amdgpu_ioctls_kms, 1186 .gem_free_object_unlocked = amdgpu_gem_object_free, 1187 .gem_open_object = amdgpu_gem_object_open, 1188 .gem_close_object = amdgpu_gem_object_close, 1189 .dumb_create = amdgpu_mode_dumb_create, 1190 .dumb_map_offset = amdgpu_mode_dumb_mmap, 1191 .fops = &amdgpu_driver_kms_fops, 1192 1193 .prime_handle_to_fd = drm_gem_prime_handle_to_fd, 1194 .prime_fd_to_handle = drm_gem_prime_fd_to_handle, 1195 .gem_prime_export = amdgpu_gem_prime_export, 1196 .gem_prime_import = amdgpu_gem_prime_import, 1197 .gem_prime_res_obj = amdgpu_gem_prime_res_obj, 1198 .gem_prime_get_sg_table = amdgpu_gem_prime_get_sg_table, 1199 .gem_prime_import_sg_table = amdgpu_gem_prime_import_sg_table, 1200 .gem_prime_vmap = amdgpu_gem_prime_vmap, 1201 .gem_prime_vunmap = amdgpu_gem_prime_vunmap, 1202 .gem_prime_mmap = amdgpu_gem_prime_mmap, 1203 1204 .name = DRIVER_NAME, 1205 .desc = DRIVER_DESC, 1206 .date = DRIVER_DATE, 1207 .major = KMS_DRIVER_MAJOR, 1208 .minor = KMS_DRIVER_MINOR, 1209 .patchlevel = KMS_DRIVER_PATCHLEVEL, 1210 }; 1211 1212 static struct drm_driver *driver; 1213 static struct pci_driver *pdriver; 1214 1215 static struct pci_driver amdgpu_kms_pci_driver = { 1216 .name = DRIVER_NAME, 1217 .id_table = pciidlist, 1218 .probe = amdgpu_pci_probe, 1219 .remove = amdgpu_pci_remove, 1220 .shutdown = amdgpu_pci_shutdown, 1221 .driver.pm = &amdgpu_pm_ops, 1222 }; 1223 1224 1225 1226 static int __init amdgpu_init(void) 1227 { 1228 int r; 1229 1230 if (vgacon_text_force()) { 1231 DRM_ERROR("VGACON disables amdgpu kernel modesetting.\n"); 1232 return -EINVAL; 1233 } 1234 1235 r = amdgpu_sync_init(); 1236 if (r) 1237 goto error_sync; 1238 1239 r = amdgpu_fence_slab_init(); 1240 if (r) 1241 goto error_fence; 1242 1243 DRM_INFO("amdgpu kernel modesetting enabled.\n"); 1244 driver = &kms_driver; 1245 pdriver = &amdgpu_kms_pci_driver; 1246 driver->num_ioctls = amdgpu_max_kms_ioctl; 1247 amdgpu_register_atpx_handler(); 1248 1249 /* Ignore KFD init failures. Normal when CONFIG_HSA_AMD is not set. */ 1250 amdgpu_amdkfd_init(); 1251 1252 /* let modprobe override vga console setting */ 1253 return pci_register_driver(pdriver); 1254 1255 error_fence: 1256 amdgpu_sync_fini(); 1257 1258 error_sync: 1259 return r; 1260 } 1261 1262 static void __exit amdgpu_exit(void) 1263 { 1264 amdgpu_amdkfd_fini(); 1265 pci_unregister_driver(pdriver); 1266 amdgpu_unregister_atpx_handler(); 1267 amdgpu_sync_fini(); 1268 amdgpu_fence_slab_fini(); 1269 } 1270 1271 module_init(amdgpu_init); 1272 module_exit(amdgpu_exit); 1273 1274 MODULE_AUTHOR(DRIVER_AUTHOR); 1275 MODULE_DESCRIPTION(DRIVER_DESC); 1276 MODULE_LICENSE("GPL and additional rights"); 1277