1 /** 2 * \file amdgpu_drv.c 3 * AMD Amdgpu driver 4 * 5 * \author Gareth Hughes <gareth@valinux.com> 6 */ 7 8 /* 9 * Copyright 2000 VA Linux Systems, Inc., Sunnyvale, California. 10 * All Rights Reserved. 11 * 12 * Permission is hereby granted, free of charge, to any person obtaining a 13 * copy of this software and associated documentation files (the "Software"), 14 * to deal in the Software without restriction, including without limitation 15 * the rights to use, copy, modify, merge, publish, distribute, sublicense, 16 * and/or sell copies of the Software, and to permit persons to whom the 17 * Software is furnished to do so, subject to the following conditions: 18 * 19 * The above copyright notice and this permission notice (including the next 20 * paragraph) shall be included in all copies or substantial portions of the 21 * Software. 22 * 23 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 24 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 25 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 26 * VA LINUX SYSTEMS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR 27 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, 28 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR 29 * OTHER DEALINGS IN THE SOFTWARE. 30 */ 31 32 #include <drm/drmP.h> 33 #include <drm/amdgpu_drm.h> 34 #include <drm/drm_gem.h> 35 #include "amdgpu_drv.h" 36 37 #include <drm/drm_pciids.h> 38 #include <linux/console.h> 39 #include <linux/module.h> 40 #include <linux/pm_runtime.h> 41 #include <linux/vga_switcheroo.h> 42 #include "drm_crtc_helper.h" 43 44 #include "amdgpu.h" 45 #include "amdgpu_irq.h" 46 47 #include "amdgpu_amdkfd.h" 48 49 /* 50 * KMS wrapper. 51 * - 3.0.0 - initial driver 52 * - 3.1.0 - allow reading more status registers (GRBM, SRBM, SDMA, CP) 53 */ 54 #define KMS_DRIVER_MAJOR 3 55 #define KMS_DRIVER_MINOR 1 56 #define KMS_DRIVER_PATCHLEVEL 0 57 58 int amdgpu_vram_limit = 0; 59 int amdgpu_gart_size = -1; /* auto */ 60 int amdgpu_benchmarking = 0; 61 int amdgpu_testing = 0; 62 int amdgpu_audio = -1; 63 int amdgpu_disp_priority = 0; 64 int amdgpu_hw_i2c = 0; 65 int amdgpu_pcie_gen2 = -1; 66 int amdgpu_msi = -1; 67 int amdgpu_lockup_timeout = 0; 68 int amdgpu_dpm = -1; 69 int amdgpu_smc_load_fw = 1; 70 int amdgpu_aspm = -1; 71 int amdgpu_runtime_pm = -1; 72 int amdgpu_hard_reset = 0; 73 unsigned amdgpu_ip_block_mask = 0xffffffff; 74 int amdgpu_bapm = -1; 75 int amdgpu_deep_color = 0; 76 int amdgpu_vm_size = 8; 77 int amdgpu_vm_block_size = -1; 78 int amdgpu_exp_hw_support = 0; 79 int amdgpu_enable_scheduler = 0; 80 int amdgpu_sched_jobs = 16; 81 int amdgpu_sched_hw_submission = 2; 82 83 MODULE_PARM_DESC(vramlimit, "Restrict VRAM for testing, in megabytes"); 84 module_param_named(vramlimit, amdgpu_vram_limit, int, 0600); 85 86 MODULE_PARM_DESC(gartsize, "Size of PCIE/IGP gart to setup in megabytes (32, 64, etc., -1 = auto)"); 87 module_param_named(gartsize, amdgpu_gart_size, int, 0600); 88 89 MODULE_PARM_DESC(benchmark, "Run benchmark"); 90 module_param_named(benchmark, amdgpu_benchmarking, int, 0444); 91 92 MODULE_PARM_DESC(test, "Run tests"); 93 module_param_named(test, amdgpu_testing, int, 0444); 94 95 MODULE_PARM_DESC(audio, "Audio enable (-1 = auto, 0 = disable, 1 = enable)"); 96 module_param_named(audio, amdgpu_audio, int, 0444); 97 98 MODULE_PARM_DESC(disp_priority, "Display Priority (0 = auto, 1 = normal, 2 = high)"); 99 module_param_named(disp_priority, amdgpu_disp_priority, int, 0444); 100 101 MODULE_PARM_DESC(hw_i2c, "hw i2c engine enable (0 = disable)"); 102 module_param_named(hw_i2c, amdgpu_hw_i2c, int, 0444); 103 104 MODULE_PARM_DESC(pcie_gen2, "PCIE Gen2 mode (-1 = auto, 0 = disable, 1 = enable)"); 105 module_param_named(pcie_gen2, amdgpu_pcie_gen2, int, 0444); 106 107 MODULE_PARM_DESC(msi, "MSI support (1 = enable, 0 = disable, -1 = auto)"); 108 module_param_named(msi, amdgpu_msi, int, 0444); 109 110 MODULE_PARM_DESC(lockup_timeout, "GPU lockup timeout in ms (default 0 = disable)"); 111 module_param_named(lockup_timeout, amdgpu_lockup_timeout, int, 0444); 112 113 MODULE_PARM_DESC(dpm, "DPM support (1 = enable, 0 = disable, -1 = auto)"); 114 module_param_named(dpm, amdgpu_dpm, int, 0444); 115 116 MODULE_PARM_DESC(smc_load_fw, "SMC firmware loading(1 = enable, 0 = disable)"); 117 module_param_named(smc_load_fw, amdgpu_smc_load_fw, int, 0444); 118 119 MODULE_PARM_DESC(aspm, "ASPM support (1 = enable, 0 = disable, -1 = auto)"); 120 module_param_named(aspm, amdgpu_aspm, int, 0444); 121 122 MODULE_PARM_DESC(runpm, "PX runtime pm (1 = force enable, 0 = disable, -1 = PX only default)"); 123 module_param_named(runpm, amdgpu_runtime_pm, int, 0444); 124 125 MODULE_PARM_DESC(hard_reset, "PCI config reset (1 = force enable, 0 = disable (default))"); 126 module_param_named(hard_reset, amdgpu_hard_reset, int, 0444); 127 128 MODULE_PARM_DESC(ip_block_mask, "IP Block Mask (all blocks enabled (default))"); 129 module_param_named(ip_block_mask, amdgpu_ip_block_mask, uint, 0444); 130 131 MODULE_PARM_DESC(bapm, "BAPM support (1 = enable, 0 = disable, -1 = auto)"); 132 module_param_named(bapm, amdgpu_bapm, int, 0444); 133 134 MODULE_PARM_DESC(deep_color, "Deep Color support (1 = enable, 0 = disable (default))"); 135 module_param_named(deep_color, amdgpu_deep_color, int, 0444); 136 137 MODULE_PARM_DESC(vm_size, "VM address space size in gigabytes (default 8GB)"); 138 module_param_named(vm_size, amdgpu_vm_size, int, 0444); 139 140 MODULE_PARM_DESC(vm_block_size, "VM page table size in bits (default depending on vm_size)"); 141 module_param_named(vm_block_size, amdgpu_vm_block_size, int, 0444); 142 143 MODULE_PARM_DESC(exp_hw_support, "experimental hw support (1 = enable, 0 = disable (default))"); 144 module_param_named(exp_hw_support, amdgpu_exp_hw_support, int, 0444); 145 146 MODULE_PARM_DESC(enable_scheduler, "enable SW GPU scheduler (1 = enable, 0 = disable ((default))"); 147 module_param_named(enable_scheduler, amdgpu_enable_scheduler, int, 0444); 148 149 MODULE_PARM_DESC(sched_jobs, "the max number of jobs supported in the sw queue (default 16)"); 150 module_param_named(sched_jobs, amdgpu_sched_jobs, int, 0444); 151 152 MODULE_PARM_DESC(sched_hw_submission, "the max number of HW submissions (default 2)"); 153 module_param_named(sched_hw_submission, amdgpu_sched_hw_submission, int, 0444); 154 155 static struct pci_device_id pciidlist[] = { 156 #ifdef CONFIG_DRM_AMDGPU_CIK 157 /* Kaveri */ 158 {0x1002, 0x1304, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KAVERI|AMD_IS_MOBILITY|AMD_IS_APU}, 159 {0x1002, 0x1305, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KAVERI|AMD_IS_APU}, 160 {0x1002, 0x1306, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KAVERI|AMD_IS_MOBILITY|AMD_IS_APU}, 161 {0x1002, 0x1307, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KAVERI|AMD_IS_APU}, 162 {0x1002, 0x1309, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KAVERI|AMD_IS_MOBILITY|AMD_IS_APU}, 163 {0x1002, 0x130A, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KAVERI|AMD_IS_MOBILITY|AMD_IS_APU}, 164 {0x1002, 0x130B, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KAVERI|AMD_IS_MOBILITY|AMD_IS_APU}, 165 {0x1002, 0x130C, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KAVERI|AMD_IS_MOBILITY|AMD_IS_APU}, 166 {0x1002, 0x130D, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KAVERI|AMD_IS_MOBILITY|AMD_IS_APU}, 167 {0x1002, 0x130E, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KAVERI|AMD_IS_MOBILITY|AMD_IS_APU}, 168 {0x1002, 0x130F, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KAVERI|AMD_IS_APU}, 169 {0x1002, 0x1310, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KAVERI|AMD_IS_APU}, 170 {0x1002, 0x1311, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KAVERI|AMD_IS_APU}, 171 {0x1002, 0x1312, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KAVERI|AMD_IS_APU}, 172 {0x1002, 0x1313, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KAVERI|AMD_IS_APU}, 173 {0x1002, 0x1315, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KAVERI|AMD_IS_APU}, 174 {0x1002, 0x1316, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KAVERI|AMD_IS_APU}, 175 {0x1002, 0x1317, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KAVERI|AMD_IS_MOBILITY|AMD_IS_APU}, 176 {0x1002, 0x1318, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KAVERI|AMD_IS_MOBILITY|AMD_IS_APU}, 177 {0x1002, 0x131B, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KAVERI|AMD_IS_APU}, 178 {0x1002, 0x131C, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KAVERI|AMD_IS_APU}, 179 {0x1002, 0x131D, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KAVERI|AMD_IS_APU}, 180 /* Bonaire */ 181 {0x1002, 0x6640, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_BONAIRE|AMD_IS_MOBILITY}, 182 {0x1002, 0x6641, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_BONAIRE|AMD_IS_MOBILITY}, 183 {0x1002, 0x6646, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_BONAIRE|AMD_IS_MOBILITY}, 184 {0x1002, 0x6647, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_BONAIRE|AMD_IS_MOBILITY}, 185 {0x1002, 0x6649, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_BONAIRE}, 186 {0x1002, 0x6650, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_BONAIRE}, 187 {0x1002, 0x6651, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_BONAIRE}, 188 {0x1002, 0x6658, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_BONAIRE}, 189 {0x1002, 0x665c, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_BONAIRE}, 190 {0x1002, 0x665d, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_BONAIRE}, 191 {0x1002, 0x665f, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_BONAIRE}, 192 /* Hawaii */ 193 {0x1002, 0x67A0, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_HAWAII}, 194 {0x1002, 0x67A1, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_HAWAII}, 195 {0x1002, 0x67A2, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_HAWAII}, 196 {0x1002, 0x67A8, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_HAWAII}, 197 {0x1002, 0x67A9, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_HAWAII}, 198 {0x1002, 0x67AA, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_HAWAII}, 199 {0x1002, 0x67B0, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_HAWAII}, 200 {0x1002, 0x67B1, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_HAWAII}, 201 {0x1002, 0x67B8, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_HAWAII}, 202 {0x1002, 0x67B9, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_HAWAII}, 203 {0x1002, 0x67BA, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_HAWAII}, 204 {0x1002, 0x67BE, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_HAWAII}, 205 /* Kabini */ 206 {0x1002, 0x9830, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KABINI|AMD_IS_MOBILITY|AMD_IS_APU}, 207 {0x1002, 0x9831, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KABINI|AMD_IS_APU}, 208 {0x1002, 0x9832, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KABINI|AMD_IS_MOBILITY|AMD_IS_APU}, 209 {0x1002, 0x9833, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KABINI|AMD_IS_APU}, 210 {0x1002, 0x9834, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KABINI|AMD_IS_MOBILITY|AMD_IS_APU}, 211 {0x1002, 0x9835, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KABINI|AMD_IS_APU}, 212 {0x1002, 0x9836, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KABINI|AMD_IS_MOBILITY|AMD_IS_APU}, 213 {0x1002, 0x9837, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KABINI|AMD_IS_APU}, 214 {0x1002, 0x9838, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KABINI|AMD_IS_MOBILITY|AMD_IS_APU}, 215 {0x1002, 0x9839, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KABINI|AMD_IS_MOBILITY|AMD_IS_APU}, 216 {0x1002, 0x983a, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KABINI|AMD_IS_APU}, 217 {0x1002, 0x983b, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KABINI|AMD_IS_MOBILITY|AMD_IS_APU}, 218 {0x1002, 0x983c, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KABINI|AMD_IS_APU}, 219 {0x1002, 0x983d, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KABINI|AMD_IS_APU}, 220 {0x1002, 0x983e, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KABINI|AMD_IS_APU}, 221 {0x1002, 0x983f, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KABINI|AMD_IS_APU}, 222 /* mullins */ 223 {0x1002, 0x9850, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_MULLINS|AMD_IS_MOBILITY|AMD_IS_APU}, 224 {0x1002, 0x9851, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_MULLINS|AMD_IS_MOBILITY|AMD_IS_APU}, 225 {0x1002, 0x9852, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_MULLINS|AMD_IS_MOBILITY|AMD_IS_APU}, 226 {0x1002, 0x9853, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_MULLINS|AMD_IS_MOBILITY|AMD_IS_APU}, 227 {0x1002, 0x9854, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_MULLINS|AMD_IS_MOBILITY|AMD_IS_APU}, 228 {0x1002, 0x9855, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_MULLINS|AMD_IS_MOBILITY|AMD_IS_APU}, 229 {0x1002, 0x9856, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_MULLINS|AMD_IS_MOBILITY|AMD_IS_APU}, 230 {0x1002, 0x9857, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_MULLINS|AMD_IS_MOBILITY|AMD_IS_APU}, 231 {0x1002, 0x9858, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_MULLINS|AMD_IS_MOBILITY|AMD_IS_APU}, 232 {0x1002, 0x9859, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_MULLINS|AMD_IS_MOBILITY|AMD_IS_APU}, 233 {0x1002, 0x985A, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_MULLINS|AMD_IS_MOBILITY|AMD_IS_APU}, 234 {0x1002, 0x985B, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_MULLINS|AMD_IS_MOBILITY|AMD_IS_APU}, 235 {0x1002, 0x985C, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_MULLINS|AMD_IS_MOBILITY|AMD_IS_APU}, 236 {0x1002, 0x985D, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_MULLINS|AMD_IS_MOBILITY|AMD_IS_APU}, 237 {0x1002, 0x985E, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_MULLINS|AMD_IS_MOBILITY|AMD_IS_APU}, 238 {0x1002, 0x985F, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_MULLINS|AMD_IS_MOBILITY|AMD_IS_APU}, 239 #endif 240 /* topaz */ 241 {0x1002, 0x6900, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_TOPAZ}, 242 {0x1002, 0x6901, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_TOPAZ}, 243 {0x1002, 0x6902, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_TOPAZ}, 244 {0x1002, 0x6903, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_TOPAZ}, 245 {0x1002, 0x6907, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_TOPAZ}, 246 /* tonga */ 247 {0x1002, 0x6920, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_TONGA}, 248 {0x1002, 0x6921, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_TONGA}, 249 {0x1002, 0x6928, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_TONGA}, 250 {0x1002, 0x6929, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_TONGA}, 251 {0x1002, 0x692B, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_TONGA}, 252 {0x1002, 0x692F, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_TONGA}, 253 {0x1002, 0x6930, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_TONGA}, 254 {0x1002, 0x6938, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_TONGA}, 255 {0x1002, 0x6939, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_TONGA}, 256 /* fiji */ 257 {0x1002, 0x7300, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_FIJI}, 258 /* carrizo */ 259 {0x1002, 0x9870, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_CARRIZO|AMD_IS_APU}, 260 {0x1002, 0x9874, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_CARRIZO|AMD_IS_APU}, 261 {0x1002, 0x9875, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_CARRIZO|AMD_IS_APU}, 262 {0x1002, 0x9876, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_CARRIZO|AMD_IS_APU}, 263 {0x1002, 0x9877, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_CARRIZO|AMD_IS_APU}, 264 265 {0, 0, 0} 266 }; 267 268 MODULE_DEVICE_TABLE(pci, pciidlist); 269 270 static struct drm_driver kms_driver; 271 272 static int amdgpu_kick_out_firmware_fb(struct pci_dev *pdev) 273 { 274 struct apertures_struct *ap; 275 bool primary = false; 276 277 ap = alloc_apertures(1); 278 if (!ap) 279 return -ENOMEM; 280 281 ap->ranges[0].base = pci_resource_start(pdev, 0); 282 ap->ranges[0].size = pci_resource_len(pdev, 0); 283 284 #ifdef CONFIG_X86 285 primary = pdev->resource[PCI_ROM_RESOURCE].flags & IORESOURCE_ROM_SHADOW; 286 #endif 287 remove_conflicting_framebuffers(ap, "amdgpudrmfb", primary); 288 kfree(ap); 289 290 return 0; 291 } 292 293 static int amdgpu_pci_probe(struct pci_dev *pdev, 294 const struct pci_device_id *ent) 295 { 296 unsigned long flags = ent->driver_data; 297 int ret; 298 299 if ((flags & AMD_EXP_HW_SUPPORT) && !amdgpu_exp_hw_support) { 300 DRM_INFO("This hardware requires experimental hardware support.\n" 301 "See modparam exp_hw_support\n"); 302 return -ENODEV; 303 } 304 305 /* Get rid of things like offb */ 306 ret = amdgpu_kick_out_firmware_fb(pdev); 307 if (ret) 308 return ret; 309 310 return drm_get_pci_dev(pdev, ent, &kms_driver); 311 } 312 313 static void 314 amdgpu_pci_remove(struct pci_dev *pdev) 315 { 316 struct drm_device *dev = pci_get_drvdata(pdev); 317 318 drm_put_dev(dev); 319 } 320 321 static int amdgpu_pmops_suspend(struct device *dev) 322 { 323 struct pci_dev *pdev = to_pci_dev(dev); 324 struct drm_device *drm_dev = pci_get_drvdata(pdev); 325 return amdgpu_suspend_kms(drm_dev, true, true); 326 } 327 328 static int amdgpu_pmops_resume(struct device *dev) 329 { 330 struct pci_dev *pdev = to_pci_dev(dev); 331 struct drm_device *drm_dev = pci_get_drvdata(pdev); 332 return amdgpu_resume_kms(drm_dev, true, true); 333 } 334 335 static int amdgpu_pmops_freeze(struct device *dev) 336 { 337 struct pci_dev *pdev = to_pci_dev(dev); 338 struct drm_device *drm_dev = pci_get_drvdata(pdev); 339 return amdgpu_suspend_kms(drm_dev, false, true); 340 } 341 342 static int amdgpu_pmops_thaw(struct device *dev) 343 { 344 struct pci_dev *pdev = to_pci_dev(dev); 345 struct drm_device *drm_dev = pci_get_drvdata(pdev); 346 return amdgpu_resume_kms(drm_dev, false, true); 347 } 348 349 static int amdgpu_pmops_runtime_suspend(struct device *dev) 350 { 351 struct pci_dev *pdev = to_pci_dev(dev); 352 struct drm_device *drm_dev = pci_get_drvdata(pdev); 353 int ret; 354 355 if (!amdgpu_device_is_px(drm_dev)) { 356 pm_runtime_forbid(dev); 357 return -EBUSY; 358 } 359 360 drm_dev->switch_power_state = DRM_SWITCH_POWER_CHANGING; 361 drm_kms_helper_poll_disable(drm_dev); 362 vga_switcheroo_set_dynamic_switch(pdev, VGA_SWITCHEROO_OFF); 363 364 ret = amdgpu_suspend_kms(drm_dev, false, false); 365 pci_save_state(pdev); 366 pci_disable_device(pdev); 367 pci_ignore_hotplug(pdev); 368 pci_set_power_state(pdev, PCI_D3cold); 369 drm_dev->switch_power_state = DRM_SWITCH_POWER_DYNAMIC_OFF; 370 371 return 0; 372 } 373 374 static int amdgpu_pmops_runtime_resume(struct device *dev) 375 { 376 struct pci_dev *pdev = to_pci_dev(dev); 377 struct drm_device *drm_dev = pci_get_drvdata(pdev); 378 int ret; 379 380 if (!amdgpu_device_is_px(drm_dev)) 381 return -EINVAL; 382 383 drm_dev->switch_power_state = DRM_SWITCH_POWER_CHANGING; 384 385 pci_set_power_state(pdev, PCI_D0); 386 pci_restore_state(pdev); 387 ret = pci_enable_device(pdev); 388 if (ret) 389 return ret; 390 pci_set_master(pdev); 391 392 ret = amdgpu_resume_kms(drm_dev, false, false); 393 drm_kms_helper_poll_enable(drm_dev); 394 vga_switcheroo_set_dynamic_switch(pdev, VGA_SWITCHEROO_ON); 395 drm_dev->switch_power_state = DRM_SWITCH_POWER_ON; 396 return 0; 397 } 398 399 static int amdgpu_pmops_runtime_idle(struct device *dev) 400 { 401 struct pci_dev *pdev = to_pci_dev(dev); 402 struct drm_device *drm_dev = pci_get_drvdata(pdev); 403 struct drm_crtc *crtc; 404 405 if (!amdgpu_device_is_px(drm_dev)) { 406 pm_runtime_forbid(dev); 407 return -EBUSY; 408 } 409 410 list_for_each_entry(crtc, &drm_dev->mode_config.crtc_list, head) { 411 if (crtc->enabled) { 412 DRM_DEBUG_DRIVER("failing to power off - crtc active\n"); 413 return -EBUSY; 414 } 415 } 416 417 pm_runtime_mark_last_busy(dev); 418 pm_runtime_autosuspend(dev); 419 /* we don't want the main rpm_idle to call suspend - we want to autosuspend */ 420 return 1; 421 } 422 423 long amdgpu_drm_ioctl(struct file *filp, 424 unsigned int cmd, unsigned long arg) 425 { 426 struct drm_file *file_priv = filp->private_data; 427 struct drm_device *dev; 428 long ret; 429 dev = file_priv->minor->dev; 430 ret = pm_runtime_get_sync(dev->dev); 431 if (ret < 0) 432 return ret; 433 434 ret = drm_ioctl(filp, cmd, arg); 435 436 pm_runtime_mark_last_busy(dev->dev); 437 pm_runtime_put_autosuspend(dev->dev); 438 return ret; 439 } 440 441 static const struct dev_pm_ops amdgpu_pm_ops = { 442 .suspend = amdgpu_pmops_suspend, 443 .resume = amdgpu_pmops_resume, 444 .freeze = amdgpu_pmops_freeze, 445 .thaw = amdgpu_pmops_thaw, 446 .poweroff = amdgpu_pmops_freeze, 447 .restore = amdgpu_pmops_resume, 448 .runtime_suspend = amdgpu_pmops_runtime_suspend, 449 .runtime_resume = amdgpu_pmops_runtime_resume, 450 .runtime_idle = amdgpu_pmops_runtime_idle, 451 }; 452 453 static const struct file_operations amdgpu_driver_kms_fops = { 454 .owner = THIS_MODULE, 455 .open = drm_open, 456 .release = drm_release, 457 .unlocked_ioctl = amdgpu_drm_ioctl, 458 .mmap = amdgpu_mmap, 459 .poll = drm_poll, 460 .read = drm_read, 461 #ifdef CONFIG_COMPAT 462 .compat_ioctl = amdgpu_kms_compat_ioctl, 463 #endif 464 }; 465 466 static struct drm_driver kms_driver = { 467 .driver_features = 468 DRIVER_USE_AGP | 469 DRIVER_HAVE_IRQ | DRIVER_IRQ_SHARED | DRIVER_GEM | 470 DRIVER_PRIME | DRIVER_RENDER, 471 .dev_priv_size = 0, 472 .load = amdgpu_driver_load_kms, 473 .open = amdgpu_driver_open_kms, 474 .preclose = amdgpu_driver_preclose_kms, 475 .postclose = amdgpu_driver_postclose_kms, 476 .lastclose = amdgpu_driver_lastclose_kms, 477 .set_busid = drm_pci_set_busid, 478 .unload = amdgpu_driver_unload_kms, 479 .get_vblank_counter = amdgpu_get_vblank_counter_kms, 480 .enable_vblank = amdgpu_enable_vblank_kms, 481 .disable_vblank = amdgpu_disable_vblank_kms, 482 .get_vblank_timestamp = amdgpu_get_vblank_timestamp_kms, 483 .get_scanout_position = amdgpu_get_crtc_scanoutpos, 484 #if defined(CONFIG_DEBUG_FS) 485 .debugfs_init = amdgpu_debugfs_init, 486 .debugfs_cleanup = amdgpu_debugfs_cleanup, 487 #endif 488 .irq_preinstall = amdgpu_irq_preinstall, 489 .irq_postinstall = amdgpu_irq_postinstall, 490 .irq_uninstall = amdgpu_irq_uninstall, 491 .irq_handler = amdgpu_irq_handler, 492 .ioctls = amdgpu_ioctls_kms, 493 .gem_free_object = amdgpu_gem_object_free, 494 .gem_open_object = amdgpu_gem_object_open, 495 .gem_close_object = amdgpu_gem_object_close, 496 .dumb_create = amdgpu_mode_dumb_create, 497 .dumb_map_offset = amdgpu_mode_dumb_mmap, 498 .dumb_destroy = drm_gem_dumb_destroy, 499 .fops = &amdgpu_driver_kms_fops, 500 501 .prime_handle_to_fd = drm_gem_prime_handle_to_fd, 502 .prime_fd_to_handle = drm_gem_prime_fd_to_handle, 503 .gem_prime_export = amdgpu_gem_prime_export, 504 .gem_prime_import = drm_gem_prime_import, 505 .gem_prime_pin = amdgpu_gem_prime_pin, 506 .gem_prime_unpin = amdgpu_gem_prime_unpin, 507 .gem_prime_res_obj = amdgpu_gem_prime_res_obj, 508 .gem_prime_get_sg_table = amdgpu_gem_prime_get_sg_table, 509 .gem_prime_import_sg_table = amdgpu_gem_prime_import_sg_table, 510 .gem_prime_vmap = amdgpu_gem_prime_vmap, 511 .gem_prime_vunmap = amdgpu_gem_prime_vunmap, 512 513 .name = DRIVER_NAME, 514 .desc = DRIVER_DESC, 515 .date = DRIVER_DATE, 516 .major = KMS_DRIVER_MAJOR, 517 .minor = KMS_DRIVER_MINOR, 518 .patchlevel = KMS_DRIVER_PATCHLEVEL, 519 }; 520 521 static struct drm_driver *driver; 522 static struct pci_driver *pdriver; 523 524 static struct pci_driver amdgpu_kms_pci_driver = { 525 .name = DRIVER_NAME, 526 .id_table = pciidlist, 527 .probe = amdgpu_pci_probe, 528 .remove = amdgpu_pci_remove, 529 .driver.pm = &amdgpu_pm_ops, 530 }; 531 532 static int __init amdgpu_init(void) 533 { 534 #ifdef CONFIG_VGA_CONSOLE 535 if (vgacon_text_force()) { 536 DRM_ERROR("VGACON disables amdgpu kernel modesetting.\n"); 537 return -EINVAL; 538 } 539 #endif 540 DRM_INFO("amdgpu kernel modesetting enabled.\n"); 541 driver = &kms_driver; 542 pdriver = &amdgpu_kms_pci_driver; 543 driver->driver_features |= DRIVER_MODESET; 544 driver->num_ioctls = amdgpu_max_kms_ioctl; 545 amdgpu_register_atpx_handler(); 546 547 amdgpu_amdkfd_init(); 548 549 /* let modprobe override vga console setting */ 550 return drm_pci_init(driver, pdriver); 551 } 552 553 static void __exit amdgpu_exit(void) 554 { 555 amdgpu_amdkfd_fini(); 556 drm_pci_exit(driver, pdriver); 557 amdgpu_unregister_atpx_handler(); 558 } 559 560 module_init(amdgpu_init); 561 module_exit(amdgpu_exit); 562 563 MODULE_AUTHOR(DRIVER_AUTHOR); 564 MODULE_DESCRIPTION(DRIVER_DESC); 565 MODULE_LICENSE("GPL and additional rights"); 566