/* * Copyright 2008 Advanced Micro Devices, Inc. * Copyright 2008 Red Hat Inc. * Copyright 2009 Jerome Glisse. * * Permission is hereby granted, free of charge, to any person obtaining a * copy of this software and associated documentation files (the "Software"), * to deal in the Software without restriction, including without limitation * the rights to use, copy, modify, merge, publish, distribute, sublicense, * and/or sell copies of the Software, and to permit persons to whom the * Software is furnished to do so, subject to the following conditions: * * The above copyright notice and this permission notice shall be included in * all copies or substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR * OTHER DEALINGS IN THE SOFTWARE. * * Authors: Dave Airlie * Alex Deucher * Jerome Glisse */ #include "amdgpu.h" #include #include #include "amdgpu_sched.h" #include "amdgpu_uvd.h" #include "amdgpu_vce.h" #include "atom.h" #include #include #include #include #include #include "amdgpu_amdkfd.h" #include "amdgpu_gem.h" #include "amdgpu_display.h" #include "amdgpu_ras.h" void amdgpu_unregister_gpu_instance(struct amdgpu_device *adev) { struct amdgpu_gpu_instance *gpu_instance; int i; mutex_lock(&mgpu_info.mutex); for (i = 0; i < mgpu_info.num_gpu; i++) { gpu_instance = &(mgpu_info.gpu_ins[i]); if (gpu_instance->adev == adev) { mgpu_info.gpu_ins[i] = mgpu_info.gpu_ins[mgpu_info.num_gpu - 1]; mgpu_info.num_gpu--; if (adev->flags & AMD_IS_APU) mgpu_info.num_apu--; else mgpu_info.num_dgpu--; break; } } mutex_unlock(&mgpu_info.mutex); } #include #include "vga.h" #if NVGA > 0 #include #include #include #include extern int vga_console_attached; #endif #ifdef __amd64__ #include "efifb.h" #include #endif #if NEFIFB > 0 #include #endif int amdgpu_probe(struct device *, void *, void *); void amdgpu_attach(struct device *, struct device *, void *); int amdgpu_detach(struct device *, int); int amdgpu_activate(struct device *, int); void amdgpu_attachhook(struct device *); int amdgpu_forcedetach(struct amdgpu_device *); bool amdgpu_msi_ok(struct amdgpu_device *); extern const struct pci_device_id amdgpu_pciidlist[]; extern struct drm_driver amdgpu_kms_driver; extern int amdgpu_exp_hw_support; /* * set if the mountroot hook has a fatal error * such as not being able to find the firmware */ int amdgpu_fatal_error; struct cfattach amdgpu_ca = { sizeof (struct amdgpu_device), amdgpu_probe, amdgpu_attach, amdgpu_detach, amdgpu_activate }; struct cfdriver amdgpu_cd = { NULL, "amdgpu", DV_DULL }; #ifdef __linux__ /** * amdgpu_driver_unload_kms - Main unload function for KMS. * * @dev: drm dev pointer * * This is the main unload function for KMS (all asics). * Returns 0 on success. */ void amdgpu_driver_unload_kms(struct drm_device *dev) { struct amdgpu_device *adev = drm_to_adev(dev); if (adev == NULL) return; amdgpu_unregister_gpu_instance(adev); if (adev->rmmio == NULL) return; if (adev->runpm) { pm_runtime_get_sync(dev->dev); pm_runtime_forbid(dev->dev); } amdgpu_acpi_fini(adev); amdgpu_device_fini(adev); } #endif /* __linux__ */ void amdgpu_register_gpu_instance(struct amdgpu_device *adev) { struct amdgpu_gpu_instance *gpu_instance; mutex_lock(&mgpu_info.mutex); if (mgpu_info.num_gpu >= MAX_GPU_INSTANCE) { DRM_ERROR("Cannot register more gpu instance\n"); mutex_unlock(&mgpu_info.mutex); return; } gpu_instance = &(mgpu_info.gpu_ins[mgpu_info.num_gpu]); gpu_instance->adev = adev; gpu_instance->mgpu_fan_enabled = 0; mgpu_info.num_gpu++; if (adev->flags & AMD_IS_APU) mgpu_info.num_apu++; else mgpu_info.num_dgpu++; mutex_unlock(&mgpu_info.mutex); } #ifdef __linux__ /** * amdgpu_driver_load_kms - Main load function for KMS. * * @adev: pointer to struct amdgpu_device * @flags: device flags * * This is the main load function for KMS (all asics). * Returns 0 on success, error on failure. */ int amdgpu_driver_load_kms(struct amdgpu_device *adev, unsigned long flags) { struct drm_device *dev; int r, acpi_status; dev = adev_to_drm(adev); if (amdgpu_has_atpx() && (amdgpu_is_atpx_hybrid() || amdgpu_has_atpx_dgpu_power_cntl()) && ((flags & AMD_IS_APU) == 0) && !pci_is_thunderbolt_attached(dev->pdev)) flags |= AMD_IS_PX; /* amdgpu_device_init should report only fatal error * like memory allocation failure or iomapping failure, * or memory manager initialization failure, it must * properly initialize the GPU MC controller and permit * VRAM allocation */ r = amdgpu_device_init(adev, flags); if (r) { dev_err(&dev->pdev->dev, "Fatal error during GPU init\n"); goto out; } if (amdgpu_device_supports_boco(dev) && (amdgpu_runtime_pm != 0)) { /* enable runpm by default for boco */ adev->runpm = true; } else if (amdgpu_device_supports_baco(dev) && (amdgpu_runtime_pm != 0)) { switch (adev->asic_type) { #ifdef CONFIG_DRM_AMDGPU_CIK case CHIP_BONAIRE: case CHIP_HAWAII: #endif case CHIP_VEGA20: case CHIP_ARCTURUS: case CHIP_SIENNA_CICHLID: case CHIP_NAVY_FLOUNDER: /* enable runpm if runpm=1 */ if (amdgpu_runtime_pm > 0) adev->runpm = true; break; case CHIP_VEGA10: /* turn runpm on if noretry=0 */ if (!adev->gmc.noretry) adev->runpm = true; break; default: /* enable runpm on VI+ */ adev->runpm = true; break; } } /* Call ACPI methods: require modeset init * but failure is not fatal */ acpi_status = amdgpu_acpi_init(adev); if (acpi_status) dev_dbg(&dev->pdev->dev, "Error during ACPI methods call\n"); if (adev->runpm) { /* only need to skip on ATPX */ if (amdgpu_device_supports_boco(dev) && !amdgpu_is_atpx_hybrid()) dev_pm_set_driver_flags(dev->dev, DPM_FLAG_NO_DIRECT_COMPLETE); pm_runtime_use_autosuspend(dev->dev); pm_runtime_set_autosuspend_delay(dev->dev, 5000); pm_runtime_allow(dev->dev); pm_runtime_mark_last_busy(dev->dev); pm_runtime_put_autosuspend(dev->dev); } out: if (r) { /* balance pm_runtime_get_sync in amdgpu_driver_unload_kms */ if (adev->rmmio && adev->runpm) pm_runtime_put_noidle(dev->dev); amdgpu_driver_unload_kms(dev); } return r; } #endif /* __linux__ */ static int amdgpu_firmware_info(struct drm_amdgpu_info_firmware *fw_info, struct drm_amdgpu_query_fw *query_fw, struct amdgpu_device *adev) { switch (query_fw->fw_type) { case AMDGPU_INFO_FW_VCE: fw_info->ver = adev->vce.fw_version; fw_info->feature = adev->vce.fb_version; break; case AMDGPU_INFO_FW_UVD: fw_info->ver = adev->uvd.fw_version; fw_info->feature = 0; break; case AMDGPU_INFO_FW_VCN: fw_info->ver = adev->vcn.fw_version; fw_info->feature = 0; break; case AMDGPU_INFO_FW_GMC: fw_info->ver = adev->gmc.fw_version; fw_info->feature = 0; break; case AMDGPU_INFO_FW_GFX_ME: fw_info->ver = adev->gfx.me_fw_version; fw_info->feature = adev->gfx.me_feature_version; break; case AMDGPU_INFO_FW_GFX_PFP: fw_info->ver = adev->gfx.pfp_fw_version; fw_info->feature = adev->gfx.pfp_feature_version; break; case AMDGPU_INFO_FW_GFX_CE: fw_info->ver = adev->gfx.ce_fw_version; fw_info->feature = adev->gfx.ce_feature_version; break; case AMDGPU_INFO_FW_GFX_RLC: fw_info->ver = adev->gfx.rlc_fw_version; fw_info->feature = adev->gfx.rlc_feature_version; break; case AMDGPU_INFO_FW_GFX_RLC_RESTORE_LIST_CNTL: fw_info->ver = adev->gfx.rlc_srlc_fw_version; fw_info->feature = adev->gfx.rlc_srlc_feature_version; break; case AMDGPU_INFO_FW_GFX_RLC_RESTORE_LIST_GPM_MEM: fw_info->ver = adev->gfx.rlc_srlg_fw_version; fw_info->feature = adev->gfx.rlc_srlg_feature_version; break; case AMDGPU_INFO_FW_GFX_RLC_RESTORE_LIST_SRM_MEM: fw_info->ver = adev->gfx.rlc_srls_fw_version; fw_info->feature = adev->gfx.rlc_srls_feature_version; break; case AMDGPU_INFO_FW_GFX_MEC: if (query_fw->index == 0) { fw_info->ver = adev->gfx.mec_fw_version; fw_info->feature = adev->gfx.mec_feature_version; } else if (query_fw->index == 1) { fw_info->ver = adev->gfx.mec2_fw_version; fw_info->feature = adev->gfx.mec2_feature_version; } else return -EINVAL; break; case AMDGPU_INFO_FW_SMC: fw_info->ver = adev->pm.fw_version; fw_info->feature = 0; break; case AMDGPU_INFO_FW_TA: switch (query_fw->index) { case 0: fw_info->ver = adev->psp.ta_fw_version; fw_info->feature = adev->psp.ta_xgmi_ucode_version; break; case 1: fw_info->ver = adev->psp.ta_fw_version; fw_info->feature = adev->psp.ta_ras_ucode_version; break; case 2: fw_info->ver = adev->psp.ta_fw_version; fw_info->feature = adev->psp.ta_hdcp_ucode_version; break; case 3: fw_info->ver = adev->psp.ta_fw_version; fw_info->feature = adev->psp.ta_dtm_ucode_version; break; default: return -EINVAL; } break; case AMDGPU_INFO_FW_SDMA: if (query_fw->index >= adev->sdma.num_instances) return -EINVAL; fw_info->ver = adev->sdma.instance[query_fw->index].fw_version; fw_info->feature = adev->sdma.instance[query_fw->index].feature_version; break; case AMDGPU_INFO_FW_SOS: fw_info->ver = adev->psp.sos_fw_version; fw_info->feature = adev->psp.sos_feature_version; break; case AMDGPU_INFO_FW_ASD: fw_info->ver = adev->psp.asd_fw_version; fw_info->feature = adev->psp.asd_feature_version; break; case AMDGPU_INFO_FW_DMCU: fw_info->ver = adev->dm.dmcu_fw_version; fw_info->feature = 0; break; case AMDGPU_INFO_FW_DMCUB: fw_info->ver = adev->dm.dmcub_fw_version; fw_info->feature = 0; break; default: return -EINVAL; } return 0; } static int amdgpu_hw_ip_info(struct amdgpu_device *adev, struct drm_amdgpu_info *info, struct drm_amdgpu_info_hw_ip *result) { uint32_t ib_start_alignment = 0; uint32_t ib_size_alignment = 0; enum amd_ip_block_type type; unsigned int num_rings = 0; unsigned int i, j; if (info->query_hw_ip.ip_instance >= AMDGPU_HW_IP_INSTANCE_MAX_COUNT) return -EINVAL; switch (info->query_hw_ip.type) { case AMDGPU_HW_IP_GFX: type = AMD_IP_BLOCK_TYPE_GFX; for (i = 0; i < adev->gfx.num_gfx_rings; i++) if (adev->gfx.gfx_ring[i].sched.ready) ++num_rings; ib_start_alignment = 32; ib_size_alignment = 32; break; case AMDGPU_HW_IP_COMPUTE: type = AMD_IP_BLOCK_TYPE_GFX; for (i = 0; i < adev->gfx.num_compute_rings; i++) if (adev->gfx.compute_ring[i].sched.ready) ++num_rings; ib_start_alignment = 32; ib_size_alignment = 32; break; case AMDGPU_HW_IP_DMA: type = AMD_IP_BLOCK_TYPE_SDMA; for (i = 0; i < adev->sdma.num_instances; i++) if (adev->sdma.instance[i].ring.sched.ready) ++num_rings; ib_start_alignment = 256; ib_size_alignment = 4; break; case AMDGPU_HW_IP_UVD: type = AMD_IP_BLOCK_TYPE_UVD; for (i = 0; i < adev->uvd.num_uvd_inst; i++) { if (adev->uvd.harvest_config & (1 << i)) continue; if (adev->uvd.inst[i].ring.sched.ready) ++num_rings; } ib_start_alignment = 64; ib_size_alignment = 64; break; case AMDGPU_HW_IP_VCE: type = AMD_IP_BLOCK_TYPE_VCE; for (i = 0; i < adev->vce.num_rings; i++) if (adev->vce.ring[i].sched.ready) ++num_rings; ib_start_alignment = 4; ib_size_alignment = 1; break; case AMDGPU_HW_IP_UVD_ENC: type = AMD_IP_BLOCK_TYPE_UVD; for (i = 0; i < adev->uvd.num_uvd_inst; i++) { if (adev->uvd.harvest_config & (1 << i)) continue; for (j = 0; j < adev->uvd.num_enc_rings; j++) if (adev->uvd.inst[i].ring_enc[j].sched.ready) ++num_rings; } ib_start_alignment = 64; ib_size_alignment = 64; break; case AMDGPU_HW_IP_VCN_DEC: type = AMD_IP_BLOCK_TYPE_VCN; for (i = 0; i < adev->vcn.num_vcn_inst; i++) { if (adev->uvd.harvest_config & (1 << i)) continue; if (adev->vcn.inst[i].ring_dec.sched.ready) ++num_rings; } ib_start_alignment = 16; ib_size_alignment = 16; break; case AMDGPU_HW_IP_VCN_ENC: type = AMD_IP_BLOCK_TYPE_VCN; for (i = 0; i < adev->vcn.num_vcn_inst; i++) { if (adev->uvd.harvest_config & (1 << i)) continue; for (j = 0; j < adev->vcn.num_enc_rings; j++) if (adev->vcn.inst[i].ring_enc[j].sched.ready) ++num_rings; } ib_start_alignment = 64; ib_size_alignment = 1; break; case AMDGPU_HW_IP_VCN_JPEG: type = (amdgpu_device_ip_get_ip_block(adev, AMD_IP_BLOCK_TYPE_JPEG)) ? AMD_IP_BLOCK_TYPE_JPEG : AMD_IP_BLOCK_TYPE_VCN; for (i = 0; i < adev->jpeg.num_jpeg_inst; i++) { if (adev->jpeg.harvest_config & (1 << i)) continue; if (adev->jpeg.inst[i].ring_dec.sched.ready) ++num_rings; } ib_start_alignment = 16; ib_size_alignment = 16; break; default: return -EINVAL; } for (i = 0; i < adev->num_ip_blocks; i++) if (adev->ip_blocks[i].version->type == type && adev->ip_blocks[i].status.valid) break; if (i == adev->num_ip_blocks) return 0; num_rings = min(amdgpu_ctx_num_entities[info->query_hw_ip.type], num_rings); result->hw_ip_version_major = adev->ip_blocks[i].version->major; result->hw_ip_version_minor = adev->ip_blocks[i].version->minor; result->capabilities_flags = 0; result->available_rings = (1 << num_rings) - 1; result->ib_start_alignment = ib_start_alignment; result->ib_size_alignment = ib_size_alignment; return 0; } /* * Userspace get information ioctl */ /** * amdgpu_info_ioctl - answer a device specific request. * * @adev: amdgpu device pointer * @data: request object * @filp: drm filp * * This function is used to pass device specific parameters to the userspace * drivers. Examples include: pci device id, pipeline parms, tiling params, * etc. (all asics). * Returns 0 on success, -EINVAL on failure. */ static int amdgpu_info_ioctl(struct drm_device *dev, void *data, struct drm_file *filp) { struct amdgpu_device *adev = drm_to_adev(dev); struct drm_amdgpu_info *info = data; struct amdgpu_mode_info *minfo = &adev->mode_info; void __user *out = (void __user *)(uintptr_t)info->return_pointer; uint32_t size = info->return_size; struct drm_crtc *crtc; uint32_t ui32 = 0; uint64_t ui64 = 0; int i, found; int ui32_size = sizeof(ui32); if (!info->return_size || !info->return_pointer) return -EINVAL; switch (info->query) { case AMDGPU_INFO_ACCEL_WORKING: ui32 = adev->accel_working; return copy_to_user(out, &ui32, min(size, 4u)) ? -EFAULT : 0; case AMDGPU_INFO_CRTC_FROM_ID: for (i = 0, found = 0; i < adev->mode_info.num_crtc; i++) { crtc = (struct drm_crtc *)minfo->crtcs[i]; if (crtc && crtc->base.id == info->mode_crtc.id) { struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc); ui32 = amdgpu_crtc->crtc_id; found = 1; break; } } if (!found) { DRM_DEBUG_KMS("unknown crtc id %d\n", info->mode_crtc.id); return -EINVAL; } return copy_to_user(out, &ui32, min(size, 4u)) ? -EFAULT : 0; case AMDGPU_INFO_HW_IP_INFO: { struct drm_amdgpu_info_hw_ip ip = {}; int ret; ret = amdgpu_hw_ip_info(adev, info, &ip); if (ret) return ret; ret = copy_to_user(out, &ip, min((size_t)size, sizeof(ip))); return ret ? -EFAULT : 0; } case AMDGPU_INFO_HW_IP_COUNT: { enum amd_ip_block_type type; uint32_t count = 0; switch (info->query_hw_ip.type) { case AMDGPU_HW_IP_GFX: type = AMD_IP_BLOCK_TYPE_GFX; break; case AMDGPU_HW_IP_COMPUTE: type = AMD_IP_BLOCK_TYPE_GFX; break; case AMDGPU_HW_IP_DMA: type = AMD_IP_BLOCK_TYPE_SDMA; break; case AMDGPU_HW_IP_UVD: type = AMD_IP_BLOCK_TYPE_UVD; break; case AMDGPU_HW_IP_VCE: type = AMD_IP_BLOCK_TYPE_VCE; break; case AMDGPU_HW_IP_UVD_ENC: type = AMD_IP_BLOCK_TYPE_UVD; break; case AMDGPU_HW_IP_VCN_DEC: case AMDGPU_HW_IP_VCN_ENC: type = AMD_IP_BLOCK_TYPE_VCN; break; case AMDGPU_HW_IP_VCN_JPEG: type = (amdgpu_device_ip_get_ip_block(adev, AMD_IP_BLOCK_TYPE_JPEG)) ? AMD_IP_BLOCK_TYPE_JPEG : AMD_IP_BLOCK_TYPE_VCN; break; default: return -EINVAL; } for (i = 0; i < adev->num_ip_blocks; i++) if (adev->ip_blocks[i].version->type == type && adev->ip_blocks[i].status.valid && count < AMDGPU_HW_IP_INSTANCE_MAX_COUNT) count++; return copy_to_user(out, &count, min(size, 4u)) ? -EFAULT : 0; } case AMDGPU_INFO_TIMESTAMP: ui64 = amdgpu_gfx_get_gpu_clock_counter(adev); return copy_to_user(out, &ui64, min(size, 8u)) ? -EFAULT : 0; case AMDGPU_INFO_FW_VERSION: { struct drm_amdgpu_info_firmware fw_info; int ret; /* We only support one instance of each IP block right now. */ if (info->query_fw.ip_instance != 0) return -EINVAL; ret = amdgpu_firmware_info(&fw_info, &info->query_fw, adev); if (ret) return ret; return copy_to_user(out, &fw_info, min((size_t)size, sizeof(fw_info))) ? -EFAULT : 0; } case AMDGPU_INFO_NUM_BYTES_MOVED: ui64 = atomic64_read(&adev->num_bytes_moved); return copy_to_user(out, &ui64, min(size, 8u)) ? -EFAULT : 0; case AMDGPU_INFO_NUM_EVICTIONS: ui64 = atomic64_read(&adev->num_evictions); return copy_to_user(out, &ui64, min(size, 8u)) ? -EFAULT : 0; case AMDGPU_INFO_NUM_VRAM_CPU_PAGE_FAULTS: ui64 = atomic64_read(&adev->num_vram_cpu_page_faults); return copy_to_user(out, &ui64, min(size, 8u)) ? -EFAULT : 0; case AMDGPU_INFO_VRAM_USAGE: ui64 = amdgpu_vram_mgr_usage(ttm_manager_type(&adev->mman.bdev, TTM_PL_VRAM)); return copy_to_user(out, &ui64, min(size, 8u)) ? -EFAULT : 0; case AMDGPU_INFO_VIS_VRAM_USAGE: ui64 = amdgpu_vram_mgr_vis_usage(ttm_manager_type(&adev->mman.bdev, TTM_PL_VRAM)); return copy_to_user(out, &ui64, min(size, 8u)) ? -EFAULT : 0; case AMDGPU_INFO_GTT_USAGE: ui64 = amdgpu_gtt_mgr_usage(ttm_manager_type(&adev->mman.bdev, TTM_PL_TT)); return copy_to_user(out, &ui64, min(size, 8u)) ? -EFAULT : 0; case AMDGPU_INFO_GDS_CONFIG: { struct drm_amdgpu_info_gds gds_info; memset(&gds_info, 0, sizeof(gds_info)); gds_info.compute_partition_size = adev->gds.gds_size; gds_info.gds_total_size = adev->gds.gds_size; gds_info.gws_per_compute_partition = adev->gds.gws_size; gds_info.oa_per_compute_partition = adev->gds.oa_size; return copy_to_user(out, &gds_info, min((size_t)size, sizeof(gds_info))) ? -EFAULT : 0; } case AMDGPU_INFO_VRAM_GTT: { struct drm_amdgpu_info_vram_gtt vram_gtt; vram_gtt.vram_size = adev->gmc.real_vram_size - atomic64_read(&adev->vram_pin_size) - AMDGPU_VM_RESERVED_VRAM; vram_gtt.vram_cpu_accessible_size = min(adev->gmc.visible_vram_size - atomic64_read(&adev->visible_pin_size), vram_gtt.vram_size); vram_gtt.gtt_size = ttm_manager_type(&adev->mman.bdev, TTM_PL_TT)->size; vram_gtt.gtt_size *= PAGE_SIZE; vram_gtt.gtt_size -= atomic64_read(&adev->gart_pin_size); return copy_to_user(out, &vram_gtt, min((size_t)size, sizeof(vram_gtt))) ? -EFAULT : 0; } case AMDGPU_INFO_MEMORY: { struct drm_amdgpu_memory_info mem; struct ttm_resource_manager *vram_man = ttm_manager_type(&adev->mman.bdev, TTM_PL_VRAM); struct ttm_resource_manager *gtt_man = ttm_manager_type(&adev->mman.bdev, TTM_PL_TT); memset(&mem, 0, sizeof(mem)); mem.vram.total_heap_size = adev->gmc.real_vram_size; mem.vram.usable_heap_size = adev->gmc.real_vram_size - atomic64_read(&adev->vram_pin_size) - AMDGPU_VM_RESERVED_VRAM; mem.vram.heap_usage = amdgpu_vram_mgr_usage(vram_man); mem.vram.max_allocation = mem.vram.usable_heap_size * 3 / 4; mem.cpu_accessible_vram.total_heap_size = adev->gmc.visible_vram_size; mem.cpu_accessible_vram.usable_heap_size = min(adev->gmc.visible_vram_size - atomic64_read(&adev->visible_pin_size), mem.vram.usable_heap_size); mem.cpu_accessible_vram.heap_usage = amdgpu_vram_mgr_vis_usage(vram_man); mem.cpu_accessible_vram.max_allocation = mem.cpu_accessible_vram.usable_heap_size * 3 / 4; mem.gtt.total_heap_size = gtt_man->size; mem.gtt.total_heap_size *= PAGE_SIZE; mem.gtt.usable_heap_size = mem.gtt.total_heap_size - atomic64_read(&adev->gart_pin_size); mem.gtt.heap_usage = amdgpu_gtt_mgr_usage(gtt_man); mem.gtt.max_allocation = mem.gtt.usable_heap_size * 3 / 4; return copy_to_user(out, &mem, min((size_t)size, sizeof(mem))) ? -EFAULT : 0; } case AMDGPU_INFO_READ_MMR_REG: { unsigned n, alloc_size; uint32_t *regs; unsigned se_num = (info->read_mmr_reg.instance >> AMDGPU_INFO_MMR_SE_INDEX_SHIFT) & AMDGPU_INFO_MMR_SE_INDEX_MASK; unsigned sh_num = (info->read_mmr_reg.instance >> AMDGPU_INFO_MMR_SH_INDEX_SHIFT) & AMDGPU_INFO_MMR_SH_INDEX_MASK; /* set full masks if the userspace set all bits * in the bitfields */ if (se_num == AMDGPU_INFO_MMR_SE_INDEX_MASK) se_num = 0xffffffff; else if (se_num >= AMDGPU_GFX_MAX_SE) return -EINVAL; if (sh_num == AMDGPU_INFO_MMR_SH_INDEX_MASK) sh_num = 0xffffffff; else if (sh_num >= AMDGPU_GFX_MAX_SH_PER_SE) return -EINVAL; if (info->read_mmr_reg.count > 128) return -EINVAL; regs = kmalloc_array(info->read_mmr_reg.count, sizeof(*regs), GFP_KERNEL); if (!regs) return -ENOMEM; alloc_size = info->read_mmr_reg.count * sizeof(*regs); amdgpu_gfx_off_ctrl(adev, false); for (i = 0; i < info->read_mmr_reg.count; i++) { if (amdgpu_asic_read_register(adev, se_num, sh_num, info->read_mmr_reg.dword_offset + i, ®s[i])) { DRM_DEBUG_KMS("unallowed offset %#x\n", info->read_mmr_reg.dword_offset + i); kfree(regs); amdgpu_gfx_off_ctrl(adev, true); return -EFAULT; } } amdgpu_gfx_off_ctrl(adev, true); n = copy_to_user(out, regs, min(size, alloc_size)); kfree(regs); return n ? -EFAULT : 0; } case AMDGPU_INFO_DEV_INFO: { struct drm_amdgpu_info_device dev_info; uint64_t vm_size; memset(&dev_info, 0, sizeof(dev_info)); dev_info.device_id = dev->pdev->device; dev_info.chip_rev = adev->rev_id; dev_info.external_rev = adev->external_rev_id; dev_info.pci_rev = dev->pdev->revision; dev_info.family = adev->family; dev_info.num_shader_engines = adev->gfx.config.max_shader_engines; dev_info.num_shader_arrays_per_engine = adev->gfx.config.max_sh_per_se; /* return all clocks in KHz */ dev_info.gpu_counter_freq = amdgpu_asic_get_xclk(adev) * 10; if (adev->pm.dpm_enabled) { dev_info.max_engine_clock = amdgpu_dpm_get_sclk(adev, false) * 10; dev_info.max_memory_clock = amdgpu_dpm_get_mclk(adev, false) * 10; } else { dev_info.max_engine_clock = adev->clock.default_sclk * 10; dev_info.max_memory_clock = adev->clock.default_mclk * 10; } dev_info.enabled_rb_pipes_mask = adev->gfx.config.backend_enable_mask; dev_info.num_rb_pipes = adev->gfx.config.max_backends_per_se * adev->gfx.config.max_shader_engines; dev_info.num_hw_gfx_contexts = adev->gfx.config.max_hw_contexts; dev_info._pad = 0; dev_info.ids_flags = 0; if (adev->flags & AMD_IS_APU) dev_info.ids_flags |= AMDGPU_IDS_FLAGS_FUSION; if (amdgpu_mcbp || amdgpu_sriov_vf(adev)) dev_info.ids_flags |= AMDGPU_IDS_FLAGS_PREEMPTION; if (amdgpu_is_tmz(adev)) dev_info.ids_flags |= AMDGPU_IDS_FLAGS_TMZ; vm_size = adev->vm_manager.max_pfn * AMDGPU_GPU_PAGE_SIZE; vm_size -= AMDGPU_VA_RESERVED_SIZE; /* Older VCE FW versions are buggy and can handle only 40bits */ if (adev->vce.fw_version && adev->vce.fw_version < AMDGPU_VCE_FW_53_45) vm_size = min(vm_size, 1ULL << 40); dev_info.virtual_address_offset = AMDGPU_VA_RESERVED_SIZE; dev_info.virtual_address_max = min(vm_size, AMDGPU_GMC_HOLE_START); if (vm_size > AMDGPU_GMC_HOLE_START) { dev_info.high_va_offset = AMDGPU_GMC_HOLE_END; dev_info.high_va_max = AMDGPU_GMC_HOLE_END | vm_size; } dev_info.virtual_address_alignment = max((int)PAGE_SIZE, AMDGPU_GPU_PAGE_SIZE); dev_info.pte_fragment_size = (1 << adev->vm_manager.fragment_size) * AMDGPU_GPU_PAGE_SIZE; dev_info.gart_page_size = AMDGPU_GPU_PAGE_SIZE; dev_info.cu_active_number = adev->gfx.cu_info.number; dev_info.cu_ao_mask = adev->gfx.cu_info.ao_cu_mask; dev_info.ce_ram_size = adev->gfx.ce_ram_size; memcpy(&dev_info.cu_ao_bitmap[0], &adev->gfx.cu_info.ao_cu_bitmap[0], sizeof(adev->gfx.cu_info.ao_cu_bitmap)); memcpy(&dev_info.cu_bitmap[0], &adev->gfx.cu_info.bitmap[0], sizeof(adev->gfx.cu_info.bitmap)); dev_info.vram_type = adev->gmc.vram_type; dev_info.vram_bit_width = adev->gmc.vram_width; dev_info.vce_harvest_config = adev->vce.harvest_config; dev_info.gc_double_offchip_lds_buf = adev->gfx.config.double_offchip_lds_buf; dev_info.wave_front_size = adev->gfx.cu_info.wave_front_size; dev_info.num_shader_visible_vgprs = adev->gfx.config.max_gprs; dev_info.num_cu_per_sh = adev->gfx.config.max_cu_per_sh; dev_info.num_tcc_blocks = adev->gfx.config.max_texture_channel_caches; dev_info.gs_vgt_table_depth = adev->gfx.config.gs_vgt_table_depth; dev_info.gs_prim_buffer_depth = adev->gfx.config.gs_prim_buffer_depth; dev_info.max_gs_waves_per_vgt = adev->gfx.config.max_gs_threads; if (adev->family >= AMDGPU_FAMILY_NV) dev_info.pa_sc_tile_steering_override = adev->gfx.config.pa_sc_tile_steering_override; dev_info.tcc_disabled_mask = adev->gfx.config.tcc_disabled_mask; return copy_to_user(out, &dev_info, min((size_t)size, sizeof(dev_info))) ? -EFAULT : 0; } case AMDGPU_INFO_VCE_CLOCK_TABLE: { unsigned i; struct drm_amdgpu_info_vce_clock_table vce_clk_table = {}; struct amd_vce_state *vce_state; for (i = 0; i < AMDGPU_VCE_CLOCK_TABLE_ENTRIES; i++) { vce_state = amdgpu_dpm_get_vce_clock_state(adev, i); if (vce_state) { vce_clk_table.entries[i].sclk = vce_state->sclk; vce_clk_table.entries[i].mclk = vce_state->mclk; vce_clk_table.entries[i].eclk = vce_state->evclk; vce_clk_table.num_valid_entries++; } } return copy_to_user(out, &vce_clk_table, min((size_t)size, sizeof(vce_clk_table))) ? -EFAULT : 0; } case AMDGPU_INFO_VBIOS: { uint32_t bios_size = adev->bios_size; switch (info->vbios_info.type) { case AMDGPU_INFO_VBIOS_SIZE: return copy_to_user(out, &bios_size, min((size_t)size, sizeof(bios_size))) ? -EFAULT : 0; case AMDGPU_INFO_VBIOS_IMAGE: { uint8_t *bios; uint32_t bios_offset = info->vbios_info.offset; if (bios_offset >= bios_size) return -EINVAL; bios = adev->bios + bios_offset; return copy_to_user(out, bios, min((size_t)size, (size_t)(bios_size - bios_offset))) ? -EFAULT : 0; } default: DRM_DEBUG_KMS("Invalid request %d\n", info->vbios_info.type); return -EINVAL; } } case AMDGPU_INFO_NUM_HANDLES: { struct drm_amdgpu_info_num_handles handle; switch (info->query_hw_ip.type) { case AMDGPU_HW_IP_UVD: /* Starting Polaris, we support unlimited UVD handles */ if (adev->asic_type < CHIP_POLARIS10) { handle.uvd_max_handles = adev->uvd.max_handles; handle.uvd_used_handles = amdgpu_uvd_used_handles(adev); return copy_to_user(out, &handle, min((size_t)size, sizeof(handle))) ? -EFAULT : 0; } else { return -ENODATA; } break; default: return -EINVAL; } } case AMDGPU_INFO_SENSOR: { if (!adev->pm.dpm_enabled) return -ENOENT; switch (info->sensor_info.type) { case AMDGPU_INFO_SENSOR_GFX_SCLK: /* get sclk in Mhz */ if (amdgpu_dpm_read_sensor(adev, AMDGPU_PP_SENSOR_GFX_SCLK, (void *)&ui32, &ui32_size)) { return -EINVAL; } ui32 /= 100; break; case AMDGPU_INFO_SENSOR_GFX_MCLK: /* get mclk in Mhz */ if (amdgpu_dpm_read_sensor(adev, AMDGPU_PP_SENSOR_GFX_MCLK, (void *)&ui32, &ui32_size)) { return -EINVAL; } ui32 /= 100; break; case AMDGPU_INFO_SENSOR_GPU_TEMP: /* get temperature in millidegrees C */ if (amdgpu_dpm_read_sensor(adev, AMDGPU_PP_SENSOR_GPU_TEMP, (void *)&ui32, &ui32_size)) { return -EINVAL; } break; case AMDGPU_INFO_SENSOR_GPU_LOAD: /* get GPU load */ if (amdgpu_dpm_read_sensor(adev, AMDGPU_PP_SENSOR_GPU_LOAD, (void *)&ui32, &ui32_size)) { return -EINVAL; } break; case AMDGPU_INFO_SENSOR_GPU_AVG_POWER: /* get average GPU power */ if (amdgpu_dpm_read_sensor(adev, AMDGPU_PP_SENSOR_GPU_POWER, (void *)&ui32, &ui32_size)) { return -EINVAL; } ui32 >>= 8; break; case AMDGPU_INFO_SENSOR_VDDNB: /* get VDDNB in millivolts */ if (amdgpu_dpm_read_sensor(adev, AMDGPU_PP_SENSOR_VDDNB, (void *)&ui32, &ui32_size)) { return -EINVAL; } break; case AMDGPU_INFO_SENSOR_VDDGFX: /* get VDDGFX in millivolts */ if (amdgpu_dpm_read_sensor(adev, AMDGPU_PP_SENSOR_VDDGFX, (void *)&ui32, &ui32_size)) { return -EINVAL; } break; case AMDGPU_INFO_SENSOR_STABLE_PSTATE_GFX_SCLK: /* get stable pstate sclk in Mhz */ if (amdgpu_dpm_read_sensor(adev, AMDGPU_PP_SENSOR_STABLE_PSTATE_SCLK, (void *)&ui32, &ui32_size)) { return -EINVAL; } ui32 /= 100; break; case AMDGPU_INFO_SENSOR_STABLE_PSTATE_GFX_MCLK: /* get stable pstate mclk in Mhz */ if (amdgpu_dpm_read_sensor(adev, AMDGPU_PP_SENSOR_STABLE_PSTATE_MCLK, (void *)&ui32, &ui32_size)) { return -EINVAL; } ui32 /= 100; break; default: DRM_DEBUG_KMS("Invalid request %d\n", info->sensor_info.type); return -EINVAL; } return copy_to_user(out, &ui32, min(size, 4u)) ? -EFAULT : 0; } case AMDGPU_INFO_VRAM_LOST_COUNTER: ui32 = atomic_read(&adev->vram_lost_counter); return copy_to_user(out, &ui32, min(size, 4u)) ? -EFAULT : 0; case AMDGPU_INFO_RAS_ENABLED_FEATURES: { struct amdgpu_ras *ras = amdgpu_ras_get_context(adev); uint64_t ras_mask; if (!ras) return -EINVAL; ras_mask = (uint64_t)ras->supported << 32 | ras->features; return copy_to_user(out, &ras_mask, min_t(u64, size, sizeof(ras_mask))) ? -EFAULT : 0; } default: DRM_DEBUG_KMS("Invalid request %d\n", info->query); return -EINVAL; } return 0; } /* * Outdated mess for old drm with Xorg being in charge (void function now). */ /** * amdgpu_driver_lastclose_kms - drm callback for last close * * @dev: drm dev pointer * * Switch vga_switcheroo state after last close (all asics). */ void amdgpu_driver_lastclose_kms(struct drm_device *dev) { drm_fb_helper_lastclose(dev); vga_switcheroo_process_delayed_switch(); } /** * amdgpu_driver_open_kms - drm callback for open * * @dev: drm dev pointer * @file_priv: drm file * * On device open, init vm on cayman+ (all asics). * Returns 0 on success, error on failure. */ int amdgpu_driver_open_kms(struct drm_device *dev, struct drm_file *file_priv) { struct amdgpu_device *adev = drm_to_adev(dev); struct amdgpu_fpriv *fpriv; int r, pasid; /* Ensure IB tests are run on ring */ flush_delayed_work(&adev->delayed_init_work); if (amdgpu_ras_intr_triggered()) { DRM_ERROR("RAS Intr triggered, device disabled!!"); return -EHWPOISON; } file_priv->driver_priv = NULL; r = pm_runtime_get_sync(dev->dev); if (r < 0) goto pm_put; fpriv = kzalloc(sizeof(*fpriv), GFP_KERNEL); if (unlikely(!fpriv)) { r = -ENOMEM; goto out_suspend; } pasid = amdgpu_pasid_alloc(16); if (pasid < 0) { dev_warn(adev->dev, "No more PASIDs available!"); pasid = 0; } r = amdgpu_vm_init(adev, &fpriv->vm, AMDGPU_VM_CONTEXT_GFX, pasid); if (r) goto error_pasid; fpriv->prt_va = amdgpu_vm_bo_add(adev, &fpriv->vm, NULL); if (!fpriv->prt_va) { r = -ENOMEM; goto error_vm; } if (amdgpu_mcbp || amdgpu_sriov_vf(adev)) { uint64_t csa_addr = amdgpu_csa_vaddr(adev) & AMDGPU_GMC_HOLE_MASK; r = amdgpu_map_static_csa(adev, &fpriv->vm, adev->virt.csa_obj, &fpriv->csa_va, csa_addr, AMDGPU_CSA_SIZE); if (r) goto error_vm; } rw_init(&fpriv->bo_list_lock, "agbo"); idr_init(&fpriv->bo_list_handles); amdgpu_ctx_mgr_init(&fpriv->ctx_mgr); file_priv->driver_priv = fpriv; goto out_suspend; error_vm: amdgpu_vm_fini(adev, &fpriv->vm); error_pasid: if (pasid) amdgpu_pasid_free(pasid); kfree(fpriv); out_suspend: pm_runtime_mark_last_busy(dev->dev); pm_put: pm_runtime_put_autosuspend(dev->dev); return r; } /** * amdgpu_driver_postclose_kms - drm callback for post close * * @dev: drm dev pointer * @file_priv: drm file * * On device post close, tear down vm on cayman+ (all asics). */ void amdgpu_driver_postclose_kms(struct drm_device *dev, struct drm_file *file_priv) { struct amdgpu_device *adev = drm_to_adev(dev); struct amdgpu_fpriv *fpriv = file_priv->driver_priv; struct amdgpu_bo_list *list; struct amdgpu_bo *pd; u32 pasid; int handle; if (!fpriv) return; pm_runtime_get_sync(dev->dev); if (amdgpu_device_ip_get_ip_block(adev, AMD_IP_BLOCK_TYPE_UVD) != NULL) amdgpu_uvd_free_handles(adev, file_priv); if (amdgpu_device_ip_get_ip_block(adev, AMD_IP_BLOCK_TYPE_VCE) != NULL) amdgpu_vce_free_handles(adev, file_priv); amdgpu_vm_bo_rmv(adev, fpriv->prt_va); if (amdgpu_mcbp || amdgpu_sriov_vf(adev)) { /* TODO: how to handle reserve failure */ BUG_ON(amdgpu_bo_reserve(adev->virt.csa_obj, true)); amdgpu_vm_bo_rmv(adev, fpriv->csa_va); fpriv->csa_va = NULL; amdgpu_bo_unreserve(adev->virt.csa_obj); } pasid = fpriv->vm.pasid; pd = amdgpu_bo_ref(fpriv->vm.root.base.bo); amdgpu_ctx_mgr_fini(&fpriv->ctx_mgr); amdgpu_vm_fini(adev, &fpriv->vm); if (pasid) amdgpu_pasid_free_delayed(pd->tbo.base.resv, pasid); amdgpu_bo_unref(&pd); idr_for_each_entry(&fpriv->bo_list_handles, list, handle) amdgpu_bo_list_put(list); idr_destroy(&fpriv->bo_list_handles); mutex_destroy(&fpriv->bo_list_lock); kfree(fpriv); file_priv->driver_priv = NULL; pm_runtime_mark_last_busy(dev->dev); pm_runtime_put_autosuspend(dev->dev); } /* * VBlank related functions. */ /** * amdgpu_get_vblank_counter_kms - get frame count * * @crtc: crtc to get the frame count from * * Gets the frame count on the requested crtc (all asics). * Returns frame count on success, -EINVAL on failure. */ u32 amdgpu_get_vblank_counter_kms(struct drm_crtc *crtc) { struct drm_device *dev = crtc->dev; unsigned int pipe = crtc->index; struct amdgpu_device *adev = drm_to_adev(dev); int vpos, hpos, stat; u32 count; if (pipe >= adev->mode_info.num_crtc) { DRM_ERROR("Invalid crtc %u\n", pipe); return -EINVAL; } /* The hw increments its frame counter at start of vsync, not at start * of vblank, as is required by DRM core vblank counter handling. * Cook the hw count here to make it appear to the caller as if it * incremented at start of vblank. We measure distance to start of * vblank in vpos. vpos therefore will be >= 0 between start of vblank * and start of vsync, so vpos >= 0 means to bump the hw frame counter * result by 1 to give the proper appearance to caller. */ if (adev->mode_info.crtcs[pipe]) { /* Repeat readout if needed to provide stable result if * we cross start of vsync during the queries. */ do { count = amdgpu_display_vblank_get_counter(adev, pipe); /* Ask amdgpu_display_get_crtc_scanoutpos to return * vpos as distance to start of vblank, instead of * regular vertical scanout pos. */ stat = amdgpu_display_get_crtc_scanoutpos( dev, pipe, GET_DISTANCE_TO_VBLANKSTART, &vpos, &hpos, NULL, NULL, &adev->mode_info.crtcs[pipe]->base.hwmode); } while (count != amdgpu_display_vblank_get_counter(adev, pipe)); if (((stat & (DRM_SCANOUTPOS_VALID | DRM_SCANOUTPOS_ACCURATE)) != (DRM_SCANOUTPOS_VALID | DRM_SCANOUTPOS_ACCURATE))) { DRM_DEBUG_VBL("Query failed! stat %d\n", stat); } else { DRM_DEBUG_VBL("crtc %d: dist from vblank start %d\n", pipe, vpos); /* Bump counter if we are at >= leading edge of vblank, * but before vsync where vpos would turn negative and * the hw counter really increments. */ if (vpos >= 0) count++; } } else { /* Fallback to use value as is. */ count = amdgpu_display_vblank_get_counter(adev, pipe); DRM_DEBUG_VBL("NULL mode info! Returned count may be wrong.\n"); } return count; } /** * amdgpu_enable_vblank_kms - enable vblank interrupt * * @crtc: crtc to enable vblank interrupt for * * Enable the interrupt on the requested crtc (all asics). * Returns 0 on success, -EINVAL on failure. */ int amdgpu_enable_vblank_kms(struct drm_crtc *crtc) { struct drm_device *dev = crtc->dev; unsigned int pipe = crtc->index; struct amdgpu_device *adev = drm_to_adev(dev); int idx = amdgpu_display_crtc_idx_to_irq_type(adev, pipe); return amdgpu_irq_get(adev, &adev->crtc_irq, idx); } /** * amdgpu_disable_vblank_kms - disable vblank interrupt * * @crtc: crtc to disable vblank interrupt for * * Disable the interrupt on the requested crtc (all asics). */ void amdgpu_disable_vblank_kms(struct drm_crtc *crtc) { struct drm_device *dev = crtc->dev; unsigned int pipe = crtc->index; struct amdgpu_device *adev = drm_to_adev(dev); int idx = amdgpu_display_crtc_idx_to_irq_type(adev, pipe); amdgpu_irq_put(adev, &adev->crtc_irq, idx); } const struct drm_ioctl_desc amdgpu_ioctls_kms[] = { DRM_IOCTL_DEF_DRV(AMDGPU_GEM_CREATE, amdgpu_gem_create_ioctl, DRM_AUTH|DRM_RENDER_ALLOW), DRM_IOCTL_DEF_DRV(AMDGPU_CTX, amdgpu_ctx_ioctl, DRM_AUTH|DRM_RENDER_ALLOW), DRM_IOCTL_DEF_DRV(AMDGPU_VM, amdgpu_vm_ioctl, DRM_AUTH|DRM_RENDER_ALLOW), DRM_IOCTL_DEF_DRV(AMDGPU_SCHED, amdgpu_sched_ioctl, DRM_MASTER), DRM_IOCTL_DEF_DRV(AMDGPU_BO_LIST, amdgpu_bo_list_ioctl, DRM_AUTH|DRM_RENDER_ALLOW), DRM_IOCTL_DEF_DRV(AMDGPU_FENCE_TO_HANDLE, amdgpu_cs_fence_to_handle_ioctl, DRM_AUTH|DRM_RENDER_ALLOW), /* KMS */ DRM_IOCTL_DEF_DRV(AMDGPU_GEM_MMAP, amdgpu_gem_mmap_ioctl, DRM_AUTH|DRM_RENDER_ALLOW), DRM_IOCTL_DEF_DRV(AMDGPU_GEM_WAIT_IDLE, amdgpu_gem_wait_idle_ioctl, DRM_AUTH|DRM_RENDER_ALLOW), DRM_IOCTL_DEF_DRV(AMDGPU_CS, amdgpu_cs_ioctl, DRM_AUTH|DRM_RENDER_ALLOW), DRM_IOCTL_DEF_DRV(AMDGPU_INFO, amdgpu_info_ioctl, DRM_AUTH|DRM_RENDER_ALLOW), DRM_IOCTL_DEF_DRV(AMDGPU_WAIT_CS, amdgpu_cs_wait_ioctl, DRM_AUTH|DRM_RENDER_ALLOW), DRM_IOCTL_DEF_DRV(AMDGPU_WAIT_FENCES, amdgpu_cs_wait_fences_ioctl, DRM_AUTH|DRM_RENDER_ALLOW), DRM_IOCTL_DEF_DRV(AMDGPU_GEM_METADATA, amdgpu_gem_metadata_ioctl, DRM_AUTH|DRM_RENDER_ALLOW), DRM_IOCTL_DEF_DRV(AMDGPU_GEM_VA, amdgpu_gem_va_ioctl, DRM_AUTH|DRM_RENDER_ALLOW), DRM_IOCTL_DEF_DRV(AMDGPU_GEM_OP, amdgpu_gem_op_ioctl, DRM_AUTH|DRM_RENDER_ALLOW), DRM_IOCTL_DEF_DRV(AMDGPU_GEM_USERPTR, amdgpu_gem_userptr_ioctl, DRM_AUTH|DRM_RENDER_ALLOW) }; const int amdgpu_max_kms_ioctl = ARRAY_SIZE(amdgpu_ioctls_kms); /* * Debugfs info */ #if defined(CONFIG_DEBUG_FS) static int amdgpu_debugfs_firmware_info(struct seq_file *m, void *data) { struct drm_info_node *node = (struct drm_info_node *) m->private; struct drm_device *dev = node->minor->dev; struct amdgpu_device *adev = drm_to_adev(dev); struct drm_amdgpu_info_firmware fw_info; struct drm_amdgpu_query_fw query_fw; struct atom_context *ctx = adev->mode_info.atom_context; int ret, i; /* VCE */ query_fw.fw_type = AMDGPU_INFO_FW_VCE; ret = amdgpu_firmware_info(&fw_info, &query_fw, adev); if (ret) return ret; seq_printf(m, "VCE feature version: %u, firmware version: 0x%08x\n", fw_info.feature, fw_info.ver); /* UVD */ query_fw.fw_type = AMDGPU_INFO_FW_UVD; ret = amdgpu_firmware_info(&fw_info, &query_fw, adev); if (ret) return ret; seq_printf(m, "UVD feature version: %u, firmware version: 0x%08x\n", fw_info.feature, fw_info.ver); /* GMC */ query_fw.fw_type = AMDGPU_INFO_FW_GMC; ret = amdgpu_firmware_info(&fw_info, &query_fw, adev); if (ret) return ret; seq_printf(m, "MC feature version: %u, firmware version: 0x%08x\n", fw_info.feature, fw_info.ver); /* ME */ query_fw.fw_type = AMDGPU_INFO_FW_GFX_ME; ret = amdgpu_firmware_info(&fw_info, &query_fw, adev); if (ret) return ret; seq_printf(m, "ME feature version: %u, firmware version: 0x%08x\n", fw_info.feature, fw_info.ver); /* PFP */ query_fw.fw_type = AMDGPU_INFO_FW_GFX_PFP; ret = amdgpu_firmware_info(&fw_info, &query_fw, adev); if (ret) return ret; seq_printf(m, "PFP feature version: %u, firmware version: 0x%08x\n", fw_info.feature, fw_info.ver); /* CE */ query_fw.fw_type = AMDGPU_INFO_FW_GFX_CE; ret = amdgpu_firmware_info(&fw_info, &query_fw, adev); if (ret) return ret; seq_printf(m, "CE feature version: %u, firmware version: 0x%08x\n", fw_info.feature, fw_info.ver); /* RLC */ query_fw.fw_type = AMDGPU_INFO_FW_GFX_RLC; ret = amdgpu_firmware_info(&fw_info, &query_fw, adev); if (ret) return ret; seq_printf(m, "RLC feature version: %u, firmware version: 0x%08x\n", fw_info.feature, fw_info.ver); /* RLC SAVE RESTORE LIST CNTL */ query_fw.fw_type = AMDGPU_INFO_FW_GFX_RLC_RESTORE_LIST_CNTL; ret = amdgpu_firmware_info(&fw_info, &query_fw, adev); if (ret) return ret; seq_printf(m, "RLC SRLC feature version: %u, firmware version: 0x%08x\n", fw_info.feature, fw_info.ver); /* RLC SAVE RESTORE LIST GPM MEM */ query_fw.fw_type = AMDGPU_INFO_FW_GFX_RLC_RESTORE_LIST_GPM_MEM; ret = amdgpu_firmware_info(&fw_info, &query_fw, adev); if (ret) return ret; seq_printf(m, "RLC SRLG feature version: %u, firmware version: 0x%08x\n", fw_info.feature, fw_info.ver); /* RLC SAVE RESTORE LIST SRM MEM */ query_fw.fw_type = AMDGPU_INFO_FW_GFX_RLC_RESTORE_LIST_SRM_MEM; ret = amdgpu_firmware_info(&fw_info, &query_fw, adev); if (ret) return ret; seq_printf(m, "RLC SRLS feature version: %u, firmware version: 0x%08x\n", fw_info.feature, fw_info.ver); /* MEC */ query_fw.fw_type = AMDGPU_INFO_FW_GFX_MEC; query_fw.index = 0; ret = amdgpu_firmware_info(&fw_info, &query_fw, adev); if (ret) return ret; seq_printf(m, "MEC feature version: %u, firmware version: 0x%08x\n", fw_info.feature, fw_info.ver); /* MEC2 */ if (adev->gfx.mec2_fw) { query_fw.index = 1; ret = amdgpu_firmware_info(&fw_info, &query_fw, adev); if (ret) return ret; seq_printf(m, "MEC2 feature version: %u, firmware version: 0x%08x\n", fw_info.feature, fw_info.ver); } /* PSP SOS */ query_fw.fw_type = AMDGPU_INFO_FW_SOS; ret = amdgpu_firmware_info(&fw_info, &query_fw, adev); if (ret) return ret; seq_printf(m, "SOS feature version: %u, firmware version: 0x%08x\n", fw_info.feature, fw_info.ver); /* PSP ASD */ query_fw.fw_type = AMDGPU_INFO_FW_ASD; ret = amdgpu_firmware_info(&fw_info, &query_fw, adev); if (ret) return ret; seq_printf(m, "ASD feature version: %u, firmware version: 0x%08x\n", fw_info.feature, fw_info.ver); query_fw.fw_type = AMDGPU_INFO_FW_TA; for (i = 0; i < 4; i++) { query_fw.index = i; ret = amdgpu_firmware_info(&fw_info, &query_fw, adev); if (ret) continue; switch (query_fw.index) { case 0: seq_printf(m, "TA %s feature version: 0x%08x, firmware version: 0x%08x\n", "RAS", fw_info.feature, fw_info.ver); break; case 1: seq_printf(m, "TA %s feature version: 0x%08x, firmware version: 0x%08x\n", "XGMI", fw_info.feature, fw_info.ver); break; case 2: seq_printf(m, "TA %s feature version: 0x%08x, firmware version: 0x%08x\n", "HDCP", fw_info.feature, fw_info.ver); break; case 3: seq_printf(m, "TA %s feature version: 0x%08x, firmware version: 0x%08x\n", "DTM", fw_info.feature, fw_info.ver); break; default: return -EINVAL; } } /* SMC */ query_fw.fw_type = AMDGPU_INFO_FW_SMC; ret = amdgpu_firmware_info(&fw_info, &query_fw, adev); if (ret) return ret; seq_printf(m, "SMC feature version: %u, firmware version: 0x%08x\n", fw_info.feature, fw_info.ver); /* SDMA */ query_fw.fw_type = AMDGPU_INFO_FW_SDMA; for (i = 0; i < adev->sdma.num_instances; i++) { query_fw.index = i; ret = amdgpu_firmware_info(&fw_info, &query_fw, adev); if (ret) return ret; seq_printf(m, "SDMA%d feature version: %u, firmware version: 0x%08x\n", i, fw_info.feature, fw_info.ver); } /* VCN */ query_fw.fw_type = AMDGPU_INFO_FW_VCN; ret = amdgpu_firmware_info(&fw_info, &query_fw, adev); if (ret) return ret; seq_printf(m, "VCN feature version: %u, firmware version: 0x%08x\n", fw_info.feature, fw_info.ver); /* DMCU */ query_fw.fw_type = AMDGPU_INFO_FW_DMCU; ret = amdgpu_firmware_info(&fw_info, &query_fw, adev); if (ret) return ret; seq_printf(m, "DMCU feature version: %u, firmware version: 0x%08x\n", fw_info.feature, fw_info.ver); /* DMCUB */ query_fw.fw_type = AMDGPU_INFO_FW_DMCUB; ret = amdgpu_firmware_info(&fw_info, &query_fw, adev); if (ret) return ret; seq_printf(m, "DMCUB feature version: %u, firmware version: 0x%08x\n", fw_info.feature, fw_info.ver); seq_printf(m, "VBIOS version: %s\n", ctx->vbios_version); return 0; } static const struct drm_info_list amdgpu_firmware_info_list[] = { {"amdgpu_firmware_info", amdgpu_debugfs_firmware_info, 0, NULL}, }; #endif int amdgpu_debugfs_firmware_init(struct amdgpu_device *adev) { #if defined(CONFIG_DEBUG_FS) return amdgpu_debugfs_add_files(adev, amdgpu_firmware_info_list, ARRAY_SIZE(amdgpu_firmware_info_list)); #else return 0; #endif } int amdgpu_probe(struct device *parent, void *match, void *aux) { struct pci_attach_args *pa = aux; const struct pci_device_id *id_entry; unsigned long flags = 0; if (amdgpu_fatal_error) return 0; id_entry = drm_find_description(PCI_VENDOR(pa->pa_id), PCI_PRODUCT(pa->pa_id), amdgpu_pciidlist); if (id_entry != NULL) { flags = id_entry->driver_data; if (flags & AMD_EXP_HW_SUPPORT) return 0; else return 20; } return 0; } /* * some functions are only called once on init regardless of how many times * amdgpu attaches in linux this is handled via module_init()/module_exit() */ int amdgpu_refcnt; int __init drm_sched_fence_slab_init(void); void __exit drm_sched_fence_slab_fini(void); void amdgpu_attach(struct device *parent, struct device *self, void *aux) { struct amdgpu_device *adev = (struct amdgpu_device *)self; struct drm_device *dev; struct pci_attach_args *pa = aux; const struct pci_device_id *id_entry; pcireg_t type; int i; uint8_t rmmio_bar; paddr_t fb_aper; pcireg_t addr, mask; int s; id_entry = drm_find_description(PCI_VENDOR(pa->pa_id), PCI_PRODUCT(pa->pa_id), amdgpu_pciidlist); adev->flags = id_entry->driver_data; adev->family = adev->flags & AMD_ASIC_MASK; adev->pc = pa->pa_pc; adev->pa_tag = pa->pa_tag; adev->iot = pa->pa_iot; adev->memt = pa->pa_memt; adev->dmat = pa->pa_dmat; if (PCI_CLASS(pa->pa_class) == PCI_CLASS_DISPLAY && PCI_SUBCLASS(pa->pa_class) == PCI_SUBCLASS_DISPLAY_VGA && (pci_conf_read(pa->pa_pc, pa->pa_tag, PCI_COMMAND_STATUS_REG) & (PCI_COMMAND_IO_ENABLE | PCI_COMMAND_MEM_ENABLE)) == (PCI_COMMAND_IO_ENABLE | PCI_COMMAND_MEM_ENABLE)) { adev->primary = 1; #if NVGA > 0 adev->console = vga_is_console(pa->pa_iot, -1); vga_console_attached = 1; #endif } #if NEFIFB > 0 if (efifb_is_primary(pa)) { adev->primary = 1; adev->console = efifb_is_console(pa); efifb_detach(); } #endif #define AMDGPU_PCI_MEM 0x10 type = pci_mapreg_type(pa->pa_pc, pa->pa_tag, AMDGPU_PCI_MEM); if (PCI_MAPREG_TYPE(type) != PCI_MAPREG_TYPE_MEM || pci_mapreg_info(pa->pa_pc, pa->pa_tag, AMDGPU_PCI_MEM, type, &adev->fb_aper_offset, &adev->fb_aper_size, NULL)) { printf(": can't get frambuffer info\n"); return; } if (adev->fb_aper_offset == 0) { bus_size_t start, end, pci_mem_end; bus_addr_t base; start = max(PCI_MEM_START, pa->pa_memex->ex_start); if (PCI_MAPREG_MEM_TYPE(type) == PCI_MAPREG_MEM_TYPE_64BIT) pci_mem_end = PCI_MEM64_END; else pci_mem_end = PCI_MEM_END; end = min(pci_mem_end, pa->pa_memex->ex_end); if (pa->pa_memex == NULL || extent_alloc_subregion(pa->pa_memex, start, end, adev->fb_aper_size, adev->fb_aper_size, 0, 0, 0, &base)) { printf(": can't reserve framebuffer space\n"); return; } pci_conf_write(pa->pa_pc, pa->pa_tag, AMDGPU_PCI_MEM, base); if (PCI_MAPREG_MEM_TYPE(type) == PCI_MAPREG_MEM_TYPE_64BIT) pci_conf_write(pa->pa_pc, pa->pa_tag, AMDGPU_PCI_MEM + 4, (uint64_t)base >> 32); adev->fb_aper_offset = base; } for (i = PCI_MAPREG_START; i < PCI_MAPREG_END; i += 4) { type = pci_mapreg_type(pa->pa_pc, pa->pa_tag, i); if (type == PCI_MAPREG_TYPE_IO) { pci_mapreg_map(pa, i, type, 0, &adev->rio_mem_bst, &adev->rio_mem_bsh, NULL, &adev->rio_mem_size, 0); break; } if (type == PCI_MAPREG_MEM_TYPE_64BIT) i += 4; } if (adev->family >= CHIP_BONAIRE) { type = pci_mapreg_type(pa->pa_pc, pa->pa_tag, 0x18); if (PCI_MAPREG_TYPE(type) != PCI_MAPREG_TYPE_MEM || pci_mapreg_map(pa, 0x18, type, BUS_SPACE_MAP_LINEAR, &adev->doorbell.bst, &adev->doorbell.bsh, &adev->doorbell.base, &adev->doorbell.size, 0)) { printf(": can't map doorbell space\n"); return; } adev->doorbell.ptr = bus_space_vaddr(adev->doorbell.bst, adev->doorbell.bsh); } if (adev->family >= CHIP_BONAIRE) rmmio_bar = 0x24; else rmmio_bar = 0x18; type = pci_mapreg_type(pa->pa_pc, pa->pa_tag, rmmio_bar); if (PCI_MAPREG_TYPE(type) != PCI_MAPREG_TYPE_MEM || pci_mapreg_map(pa, rmmio_bar, type, BUS_SPACE_MAP_LINEAR, &adev->rmmio_bst, &adev->rmmio_bsh, &adev->rmmio_base, &adev->rmmio_size, 0)) { printf(": can't map rmmio space\n"); return; } adev->rmmio = bus_space_vaddr(adev->rmmio_bst, adev->rmmio_bsh); /* * Make sure we have a base address for the ROM such that we * can map it later. */ s = splhigh(); addr = pci_conf_read(pa->pa_pc, pa->pa_tag, PCI_ROM_REG); pci_conf_write(pa->pa_pc, pa->pa_tag, PCI_ROM_REG, ~PCI_ROM_ENABLE); mask = pci_conf_read(pa->pa_pc, pa->pa_tag, PCI_ROM_REG); pci_conf_write(pa->pa_pc, pa->pa_tag, PCI_ROM_REG, addr); splx(s); if (addr == 0 && PCI_ROM_SIZE(mask) != 0 && pa->pa_memex) { bus_size_t size, start, end; bus_addr_t base; size = PCI_ROM_SIZE(mask); start = max(PCI_MEM_START, pa->pa_memex->ex_start); end = min(PCI_MEM_END, pa->pa_memex->ex_end); if (extent_alloc_subregion(pa->pa_memex, start, end, size, size, 0, 0, 0, &base) == 0) pci_conf_write(pa->pa_pc, pa->pa_tag, PCI_ROM_REG, base); } printf("\n"); /* from amdgpu_init() */ if (amdgpu_refcnt == 0) { drm_sched_fence_slab_init(); if (amdgpu_sync_init()) { printf(": amdgpu_sync_init failed\n"); return; } if (amdgpu_fence_slab_init()) { amdgpu_sync_fini(); printf(": amdgpu_fence_slab_init failed\n"); return; } amdgpu_kms_driver.num_ioctls = amdgpu_max_kms_ioctl; amdgpu_register_atpx_handler(); } amdgpu_refcnt++; /* from amdgpu_pci_probe() */ { int ret; bool supports_atomic = false; if (!amdgpu_virtual_display && amdgpu_device_asic_has_dc_support(adev->family)) supports_atomic = true; if ((adev->flags & AMD_EXP_HW_SUPPORT) && !amdgpu_exp_hw_support) { DRM_INFO("This hardware requires experimental hardware support.\n"); } /* * Initialize amdkfd before starting radeon. */ amdgpu_amdkfd_init(); /* warn the user if they mix atomic and non-atomic capable GPUs */ if ((amdgpu_kms_driver.driver_features & DRIVER_ATOMIC) && !supports_atomic) DRM_ERROR("Mixing atomic and non-atomic capable GPUs!\n"); /* support atomic early so the atomic debugfs stuff gets created */ if (supports_atomic) amdgpu_kms_driver.driver_features |= DRIVER_ATOMIC; } dev = drm_attach_pci(&amdgpu_kms_driver, pa, 0, adev->primary, self, &adev->ddev); adev->pdev = dev->pdev; if (!amdgpu_msi_ok(adev)) pa->pa_flags &= ~PCI_FLAGS_MSI_ENABLED; adev->irq.msi_enabled = false; if (pci_intr_map_msi(pa, &adev->intrh) == 0) adev->irq.msi_enabled = true; else if (pci_intr_map(pa, &adev->intrh) != 0) { printf(": couldn't map interrupt\n"); return; } printf("%s: %s\n", adev->self.dv_xname, pci_intr_string(pa->pa_pc, adev->intrh)); adev->irqh = pci_intr_establish(pa->pa_pc, adev->intrh, IPL_TTY, amdgpu_irq_handler, &adev->ddev, adev->self.dv_xname); if (adev->irqh == NULL) { printf("%s: couldn't establish interrupt\n", adev->self.dv_xname); return; } adev->pdev->irq = -1; fb_aper = bus_space_mmap(adev->memt, adev->fb_aper_offset, 0, 0, 0); if (fb_aper != -1) rasops_claim_framebuffer(fb_aper, adev->fb_aper_size, self); adev->shutdown = true; config_mountroot(self, amdgpu_attachhook); } int amdgpu_forcedetach(struct amdgpu_device *adev) { struct pci_softc *sc = (struct pci_softc *)adev->self.dv_parent; pcitag_t tag = adev->pa_tag; #if NVGA > 0 if (adev->primary) vga_console_attached = 0; #endif /* reprobe pci device for non efi systems */ #if NEFIFB > 0 if (bios_efiinfo == NULL && !efifb_cb_found()) { #endif config_detach(&adev->self, 0); return pci_probe_device(sc, tag, NULL, NULL); #if NEFIFB > 0 } else if (adev->primary) { efifb_reattach(); } #endif return 0; } void amdgpu_burner(void *, u_int, u_int); int amdgpu_wsioctl(void *, u_long, caddr_t, int, struct proc *); paddr_t amdgpu_wsmmap(void *, off_t, int); int amdgpu_alloc_screen(void *, const struct wsscreen_descr *, void **, int *, int *, uint32_t *); void amdgpu_free_screen(void *, void *); int amdgpu_show_screen(void *, void *, int, void (*)(void *, int, int), void *); void amdgpu_doswitch(void *); void amdgpu_enter_ddb(void *, void *); struct wsscreen_descr amdgpu_stdscreen = { "std", 0, 0, 0, 0, 0, WSSCREEN_UNDERLINE | WSSCREEN_HILIT | WSSCREEN_REVERSE | WSSCREEN_WSCOLORS }; const struct wsscreen_descr *amdgpu_scrlist[] = { &amdgpu_stdscreen, }; struct wsscreen_list amdgpu_screenlist = { nitems(amdgpu_scrlist), amdgpu_scrlist }; struct wsdisplay_accessops amdgpu_accessops = { .ioctl = amdgpu_wsioctl, .mmap = amdgpu_wsmmap, .alloc_screen = amdgpu_alloc_screen, .free_screen = amdgpu_free_screen, .show_screen = amdgpu_show_screen, .enter_ddb = amdgpu_enter_ddb, .getchar = rasops_getchar, .load_font = rasops_load_font, .list_font = rasops_list_font, .scrollback = rasops_scrollback, .burn_screen = amdgpu_burner }; int amdgpu_wsioctl(void *v, u_long cmd, caddr_t data, int flag, struct proc *p) { struct rasops_info *ri = v; struct amdgpu_device *adev = ri->ri_hw; struct backlight_device *bd = adev->dm.backlight_dev; struct wsdisplay_param *dp = (struct wsdisplay_param *)data; struct wsdisplay_fbinfo *wdf; switch (cmd) { case WSDISPLAYIO_GTYPE: *(u_int *)data = WSDISPLAY_TYPE_RADEONDRM; return 0; case WSDISPLAYIO_GINFO: wdf = (struct wsdisplay_fbinfo *)data; wdf->width = ri->ri_width; wdf->height = ri->ri_height; wdf->depth = ri->ri_depth; wdf->cmsize = 0; return 0; case WSDISPLAYIO_GETPARAM: if (bd == NULL) return -1; switch (dp->param) { case WSDISPLAYIO_PARAM_BRIGHTNESS: dp->min = 0; dp->max = bd->props.max_brightness; dp->curval = bd->props.brightness; return (dp->max > dp->min) ? 0 : -1; } break; case WSDISPLAYIO_SETPARAM: if (bd == NULL || dp->curval > bd->props.max_brightness) return -1; switch (dp->param) { case WSDISPLAYIO_PARAM_BRIGHTNESS: bd->props.brightness = dp->curval; backlight_update_status(bd); return 0; } break; } return (-1); } paddr_t amdgpu_wsmmap(void *v, off_t off, int prot) { return (-1); } int amdgpu_alloc_screen(void *v, const struct wsscreen_descr *type, void **cookiep, int *curxp, int *curyp, uint32_t *attrp) { return rasops_alloc_screen(v, cookiep, curxp, curyp, attrp); } void amdgpu_free_screen(void *v, void *cookie) { return rasops_free_screen(v, cookie); } int amdgpu_show_screen(void *v, void *cookie, int waitok, void (*cb)(void *, int, int), void *cbarg) { struct rasops_info *ri = v; struct amdgpu_device *adev = ri->ri_hw; if (cookie == ri->ri_active) return (0); adev->switchcb = cb; adev->switchcbarg = cbarg; adev->switchcookie = cookie; if (cb) { task_add(systq, &adev->switchtask); return (EAGAIN); } amdgpu_doswitch(v); return (0); } void amdgpu_doswitch(void *v) { struct rasops_info *ri = v; struct amdgpu_device *adev = ri->ri_hw; struct amdgpu_crtc *amdgpu_crtc; int i, crtc; rasops_show_screen(ri, adev->switchcookie, 0, NULL, NULL); drm_fb_helper_restore_fbdev_mode_unlocked((void *)adev->mode_info.rfbdev); if (adev->switchcb) (adev->switchcb)(adev->switchcbarg, 0, 0); } void amdgpu_enter_ddb(void *v, void *cookie) { struct rasops_info *ri = v; struct amdgpu_device *adev = ri->ri_hw; struct drm_fb_helper *fb_helper = (void *)adev->mode_info.rfbdev; if (cookie == ri->ri_active) return; rasops_show_screen(ri, cookie, 0, NULL, NULL); drm_fb_helper_debug_enter(fb_helper->fbdev); } void amdgpu_attachhook(struct device *self) { struct amdgpu_device *adev = (struct amdgpu_device *)self; struct drm_device *dev = &adev->ddev; int r, acpi_status; if (amdgpu_has_atpx() && (amdgpu_is_atpx_hybrid() || amdgpu_has_atpx_dgpu_power_cntl()) && ((adev->flags & AMD_IS_APU) == 0) && !pci_is_thunderbolt_attached(dev->pdev)) adev->flags |= AMD_IS_PX; /* amdgpu_device_init should report only fatal error * like memory allocation failure or iomapping failure, * or memory manager initialization failure, it must * properly initialize the GPU MC controller and permit * VRAM allocation */ r = amdgpu_device_init(adev, adev->flags); if (r) { dev_err(&dev->pdev->dev, "Fatal error during GPU init\n"); goto out; } if (amdgpu_device_supports_boco(dev) && (amdgpu_runtime_pm != 0)) /* enable runpm by default for boco */ adev->runpm = true; else if (amdgpu_device_supports_baco(dev) && (amdgpu_runtime_pm != 0) && (adev->asic_type >= CHIP_TOPAZ) && (adev->asic_type != CHIP_VEGA10) && (adev->asic_type != CHIP_VEGA20) && (adev->asic_type != CHIP_ARCTURUS)) /* enable runpm on VI+ */ adev->runpm = true; else if (amdgpu_device_supports_baco(dev) && (amdgpu_runtime_pm > 0)) /* enable runpm if runpm=1 on CI */ adev->runpm = true; /* Call ACPI methods: require modeset init * but failure is not fatal */ if (!r) { acpi_status = amdgpu_acpi_init(adev); if (acpi_status) dev_dbg(&dev->pdev->dev, "Error during ACPI methods call\n"); } if (adev->runpm) { dev_pm_set_driver_flags(dev->dev, DPM_FLAG_NEVER_SKIP); pm_runtime_use_autosuspend(dev->dev); pm_runtime_set_autosuspend_delay(dev->dev, 5000); pm_runtime_set_active(dev->dev); pm_runtime_allow(dev->dev); pm_runtime_mark_last_busy(dev->dev); pm_runtime_put_autosuspend(dev->dev); } { struct wsemuldisplaydev_attach_args aa; struct rasops_info *ri = &adev->ro; task_set(&adev->switchtask, amdgpu_doswitch, ri); if (ri->ri_bits == NULL) return; ri->ri_flg = RI_CENTER | RI_VCONS | RI_WRONLY; rasops_init(ri, 160, 160); ri->ri_hw = adev; amdgpu_stdscreen.capabilities = ri->ri_caps; amdgpu_stdscreen.nrows = ri->ri_rows; amdgpu_stdscreen.ncols = ri->ri_cols; amdgpu_stdscreen.textops = &ri->ri_ops; amdgpu_stdscreen.fontwidth = ri->ri_font->fontwidth; amdgpu_stdscreen.fontheight = ri->ri_font->fontheight; aa.console = adev->console; aa.primary = adev->primary; aa.scrdata = &amdgpu_screenlist; aa.accessops = &amdgpu_accessops; aa.accesscookie = ri; aa.defaultscreens = 0; if (adev->console) { uint32_t defattr; ri->ri_ops.pack_attr(ri->ri_active, 0, 0, 0, &defattr); wsdisplay_cnattach(&amdgpu_stdscreen, ri->ri_active, ri->ri_ccol, ri->ri_crow, defattr); } /* * Now that we've taken over the console, disable decoding of * VGA legacy addresses, and opt out of arbitration. */ amdgpu_asic_set_vga_state(adev, false); pci_disable_legacy_vga(&adev->self); printf("%s: %dx%d, %dbpp\n", adev->self.dv_xname, ri->ri_width, ri->ri_height, ri->ri_depth); config_found_sm(&adev->self, &aa, wsemuldisplaydevprint, wsemuldisplaydevsubmatch); /* * in linux via amdgpu_pci_probe -> drm_dev_register */ drm_dev_register(dev, adev->flags); } out: if (r) { /* balance pm_runtime_get_sync in amdgpu_driver_unload_kms */ if (adev->runpm) pm_runtime_put_noidle(dev->dev); amdgpu_fatal_error = 1; amdgpu_forcedetach(adev); } } /* from amdgpu_exit amdgpu_driver_unload_kms */ int amdgpu_detach(struct device *self, int flags) { struct amdgpu_device *adev = (struct amdgpu_device *)self; struct drm_device *dev = &adev->ddev; if (adev == NULL) return 0; amdgpu_refcnt--; if (amdgpu_refcnt == 0) amdgpu_amdkfd_fini(); pci_intr_disestablish(adev->pc, adev->irqh); amdgpu_unregister_gpu_instance(adev); if (adev->runpm) { pm_runtime_get_sync(dev->dev); pm_runtime_forbid(dev->dev); } amdgpu_acpi_fini(adev); amdgpu_device_fini(adev); if (amdgpu_refcnt == 0) { amdgpu_unregister_atpx_handler(); amdgpu_sync_fini(); amdgpu_fence_slab_fini(); drm_sched_fence_slab_fini(); } config_detach(adev->ddev.dev, flags); return 0; } int amdgpu_activate(struct device *self, int act) { struct amdgpu_device *adev = (struct amdgpu_device *)self; struct drm_device *dev = &adev->ddev; int rv = 0; if (dev->dev == NULL) return (0); switch (act) { case DVACT_QUIESCE: rv = config_activate_children(self, act); amdgpu_device_suspend(dev, true); break; case DVACT_SUSPEND: break; case DVACT_RESUME: break; case DVACT_WAKEUP: amdgpu_device_resume(dev, true); rv = config_activate_children(self, act); break; } return (rv); }