diff options
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_dev_coredump.c')
-rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_dev_coredump.c | 360 |
1 files changed, 360 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_dev_coredump.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_dev_coredump.c new file mode 100644 index 000000000000..c1cb62683695 --- /dev/null +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_dev_coredump.c @@ -0,0 +1,360 @@ +// SPDX-License-Identifier: MIT +/* + * Copyright 2024 Advanced Micro Devices, Inc. + * + * 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. + * + */ + +#include <generated/utsrelease.h> +#include <linux/devcoredump.h> +#include "amdgpu_dev_coredump.h" +#include "atom.h" + +#ifndef CONFIG_DEV_COREDUMP +void amdgpu_coredump(struct amdgpu_device *adev, bool vram_lost, + struct amdgpu_reset_context *reset_context) +{ +} +#else + +const char *hw_ip_names[MAX_HWIP] = { + [GC_HWIP] = "GC", + [HDP_HWIP] = "HDP", + [SDMA0_HWIP] = "SDMA0", + [SDMA1_HWIP] = "SDMA1", + [SDMA2_HWIP] = "SDMA2", + [SDMA3_HWIP] = "SDMA3", + [SDMA4_HWIP] = "SDMA4", + [SDMA5_HWIP] = "SDMA5", + [SDMA6_HWIP] = "SDMA6", + [SDMA7_HWIP] = "SDMA7", + [LSDMA_HWIP] = "LSDMA", + [MMHUB_HWIP] = "MMHUB", + [ATHUB_HWIP] = "ATHUB", + [NBIO_HWIP] = "NBIO", + [MP0_HWIP] = "MP0", + [MP1_HWIP] = "MP1", + [UVD_HWIP] = "UVD/JPEG/VCN", + [VCN1_HWIP] = "VCN1", + [VCE_HWIP] = "VCE", + [VPE_HWIP] = "VPE", + [DF_HWIP] = "DF", + [DCE_HWIP] = "DCE", + [OSSSYS_HWIP] = "OSSSYS", + [SMUIO_HWIP] = "SMUIO", + [PWR_HWIP] = "PWR", + [NBIF_HWIP] = "NBIF", + [THM_HWIP] = "THM", + [CLK_HWIP] = "CLK", + [UMC_HWIP] = "UMC", + [RSMU_HWIP] = "RSMU", + [XGMI_HWIP] = "XGMI", + [DCI_HWIP] = "DCI", + [PCIE_HWIP] = "PCIE", +}; + +static void amdgpu_devcoredump_fw_info(struct amdgpu_device *adev, + struct drm_printer *p) +{ + uint32_t version; + uint32_t feature; + uint8_t smu_program, smu_major, smu_minor, smu_debug; + struct atom_context *ctx = adev->mode_info.atom_context; + + drm_printf(p, "VCE feature version: %u, fw version: 0x%08x\n", + adev->vce.fb_version, adev->vce.fw_version); + drm_printf(p, "UVD feature version: %u, fw version: 0x%08x\n", 0, + adev->uvd.fw_version); + drm_printf(p, "GMC feature version: %u, fw version: 0x%08x\n", 0, + adev->gmc.fw_version); + drm_printf(p, "ME feature version: %u, fw version: 0x%08x\n", + adev->gfx.me_feature_version, adev->gfx.me_fw_version); + drm_printf(p, "PFP feature version: %u, fw version: 0x%08x\n", + adev->gfx.pfp_feature_version, adev->gfx.pfp_fw_version); + drm_printf(p, "CE feature version: %u, fw version: 0x%08x\n", + adev->gfx.ce_feature_version, adev->gfx.ce_fw_version); + drm_printf(p, "RLC feature version: %u, fw version: 0x%08x\n", + adev->gfx.rlc_feature_version, adev->gfx.rlc_fw_version); + + drm_printf(p, "RLC SRLC feature version: %u, fw version: 0x%08x\n", + adev->gfx.rlc_srlc_feature_version, + adev->gfx.rlc_srlc_fw_version); + drm_printf(p, "RLC SRLG feature version: %u, fw version: 0x%08x\n", + adev->gfx.rlc_srlg_feature_version, + adev->gfx.rlc_srlg_fw_version); + drm_printf(p, "RLC SRLS feature version: %u, fw version: 0x%08x\n", + adev->gfx.rlc_srls_feature_version, + adev->gfx.rlc_srls_fw_version); + drm_printf(p, "RLCP feature version: %u, fw version: 0x%08x\n", + adev->gfx.rlcp_ucode_feature_version, + adev->gfx.rlcp_ucode_version); + drm_printf(p, "RLCV feature version: %u, fw version: 0x%08x\n", + adev->gfx.rlcv_ucode_feature_version, + adev->gfx.rlcv_ucode_version); + drm_printf(p, "MEC feature version: %u, fw version: 0x%08x\n", + adev->gfx.mec_feature_version, adev->gfx.mec_fw_version); + + if (adev->gfx.mec2_fw) + drm_printf(p, "MEC2 feature version: %u, fw version: 0x%08x\n", + adev->gfx.mec2_feature_version, + adev->gfx.mec2_fw_version); + + drm_printf(p, "IMU feature version: %u, fw version: 0x%08x\n", 0, + adev->gfx.imu_fw_version); + drm_printf(p, "PSP SOS feature version: %u, fw version: 0x%08x\n", + adev->psp.sos.feature_version, adev->psp.sos.fw_version); + drm_printf(p, "PSP ASD feature version: %u, fw version: 0x%08x\n", + adev->psp.asd_context.bin_desc.feature_version, + adev->psp.asd_context.bin_desc.fw_version); + + drm_printf(p, "TA XGMI feature version: 0x%08x, fw version: 0x%08x\n", + adev->psp.xgmi_context.context.bin_desc.feature_version, + adev->psp.xgmi_context.context.bin_desc.fw_version); + drm_printf(p, "TA RAS feature version: 0x%08x, fw version: 0x%08x\n", + adev->psp.ras_context.context.bin_desc.feature_version, + adev->psp.ras_context.context.bin_desc.fw_version); + drm_printf(p, "TA HDCP feature version: 0x%08x, fw version: 0x%08x\n", + adev->psp.hdcp_context.context.bin_desc.feature_version, + adev->psp.hdcp_context.context.bin_desc.fw_version); + drm_printf(p, "TA DTM feature version: 0x%08x, fw version: 0x%08x\n", + adev->psp.dtm_context.context.bin_desc.feature_version, + adev->psp.dtm_context.context.bin_desc.fw_version); + drm_printf(p, "TA RAP feature version: 0x%08x, fw version: 0x%08x\n", + adev->psp.rap_context.context.bin_desc.feature_version, + adev->psp.rap_context.context.bin_desc.fw_version); + drm_printf(p, + "TA SECURE DISPLAY feature version: 0x%08x, fw version: 0x%08x\n", + adev->psp.securedisplay_context.context.bin_desc.feature_version, + adev->psp.securedisplay_context.context.bin_desc.fw_version); + + /* SMC firmware */ + version = adev->pm.fw_version; + + smu_program = (version >> 24) & 0xff; + smu_major = (version >> 16) & 0xff; + smu_minor = (version >> 8) & 0xff; + smu_debug = (version >> 0) & 0xff; + drm_printf(p, + "SMC feature version: %u, program: %d, fw version: 0x%08x (%d.%d.%d)\n", + 0, smu_program, version, smu_major, smu_minor, smu_debug); + + /* SDMA firmware */ + for (int i = 0; i < adev->sdma.num_instances; i++) { + drm_printf(p, + "SDMA%d feature version: %u, firmware version: 0x%08x\n", + i, adev->sdma.instance[i].feature_version, + adev->sdma.instance[i].fw_version); + } + + drm_printf(p, "VCN feature version: %u, fw version: 0x%08x\n", 0, + adev->vcn.fw_version); + drm_printf(p, "DMCU feature version: %u, fw version: 0x%08x\n", 0, + adev->dm.dmcu_fw_version); + drm_printf(p, "DMCUB feature version: %u, fw version: 0x%08x\n", 0, + adev->dm.dmcub_fw_version); + drm_printf(p, "PSP TOC feature version: %u, fw version: 0x%08x\n", + adev->psp.toc.feature_version, adev->psp.toc.fw_version); + + version = adev->mes.kiq_version & AMDGPU_MES_VERSION_MASK; + feature = (adev->mes.kiq_version & AMDGPU_MES_FEAT_VERSION_MASK) >> + AMDGPU_MES_FEAT_VERSION_SHIFT; + drm_printf(p, "MES_KIQ feature version: %u, fw version: 0x%08x\n", + feature, version); + + version = adev->mes.sched_version & AMDGPU_MES_VERSION_MASK; + feature = (adev->mes.sched_version & AMDGPU_MES_FEAT_VERSION_MASK) >> + AMDGPU_MES_FEAT_VERSION_SHIFT; + drm_printf(p, "MES feature version: %u, fw version: 0x%08x\n", feature, + version); + + drm_printf(p, "VPE feature version: %u, fw version: 0x%08x\n", + adev->vpe.feature_version, adev->vpe.fw_version); + + drm_printf(p, "\nVBIOS Information\n"); + drm_printf(p, "vbios name : %s\n", ctx->name); + drm_printf(p, "vbios pn : %s\n", ctx->vbios_pn); + drm_printf(p, "vbios version : %d\n", ctx->version); + drm_printf(p, "vbios ver_str : %s\n", ctx->vbios_ver_str); + drm_printf(p, "vbios date : %s\n", ctx->date); +} + +static ssize_t +amdgpu_devcoredump_read(char *buffer, loff_t offset, size_t count, + void *data, size_t datalen) +{ + struct drm_printer p; + struct amdgpu_coredump_info *coredump = data; + struct drm_print_iterator iter; + struct amdgpu_vm_fault_info *fault_info; + int i, ver; + + iter.data = buffer; + iter.offset = 0; + iter.start = offset; + iter.remain = count; + + p = drm_coredump_printer(&iter); + + drm_printf(&p, "**** AMDGPU Device Coredump ****\n"); + drm_printf(&p, "version: " AMDGPU_COREDUMP_VERSION "\n"); + drm_printf(&p, "kernel: " UTS_RELEASE "\n"); + drm_printf(&p, "module: " KBUILD_MODNAME "\n"); + drm_printf(&p, "time: %lld.%09ld\n", coredump->reset_time.tv_sec, + coredump->reset_time.tv_nsec); + + if (coredump->reset_task_info.pid) + drm_printf(&p, "process_name: %s PID: %d\n", + coredump->reset_task_info.process_name, + coredump->reset_task_info.pid); + + /* GPU IP's information of the SOC */ + drm_printf(&p, "\nIP Information\n"); + drm_printf(&p, "SOC Family: %d\n", coredump->adev->family); + drm_printf(&p, "SOC Revision id: %d\n", coredump->adev->rev_id); + drm_printf(&p, "SOC External Revision id: %d\n", coredump->adev->external_rev_id); + + for (int i = 1; i < MAX_HWIP; i++) { + for (int j = 0; j < HWIP_MAX_INSTANCE; j++) { + ver = coredump->adev->ip_versions[i][j]; + if (ver) + drm_printf(&p, "HWIP: %s[%d][%d]: v%d.%d.%d.%d.%d\n", + hw_ip_names[i], i, j, + IP_VERSION_MAJ(ver), + IP_VERSION_MIN(ver), + IP_VERSION_REV(ver), + IP_VERSION_VARIANT(ver), + IP_VERSION_SUBREV(ver)); + } + } + + /* IP firmware information */ + drm_printf(&p, "\nIP Firmwares\n"); + amdgpu_devcoredump_fw_info(coredump->adev, &p); + + if (coredump->ring) { + drm_printf(&p, "\nRing timed out details\n"); + drm_printf(&p, "IP Type: %d Ring Name: %s\n", + coredump->ring->funcs->type, + coredump->ring->name); + } + + /* Add page fault information */ + fault_info = &coredump->adev->vm_manager.fault_info; + drm_printf(&p, "\n[%s] Page fault observed\n", + fault_info->vmhub ? "mmhub" : "gfxhub"); + drm_printf(&p, "Faulty page starting at address: 0x%016llx\n", fault_info->addr); + drm_printf(&p, "Protection fault status register: 0x%x\n\n", fault_info->status); + + /* dump the ip state for each ip */ + drm_printf(&p, "IP Dump\n"); + for (int i = 0; i < coredump->adev->num_ip_blocks; i++) { + if (coredump->adev->ip_blocks[i].version->funcs->print_ip_state) { + drm_printf(&p, "IP: %s\n", + coredump->adev->ip_blocks[i] + .version->funcs->name); + coredump->adev->ip_blocks[i] + .version->funcs->print_ip_state( + (void *)coredump->adev, &p); + drm_printf(&p, "\n"); + } + } + + /* Add ring buffer information */ + drm_printf(&p, "Ring buffer information\n"); + for (int i = 0; i < coredump->adev->num_rings; i++) { + int j = 0; + struct amdgpu_ring *ring = coredump->adev->rings[i]; + + drm_printf(&p, "ring name: %s\n", ring->name); + drm_printf(&p, "Rptr: 0x%llx Wptr: 0x%llx RB mask: %x\n", + amdgpu_ring_get_rptr(ring), + amdgpu_ring_get_wptr(ring), + ring->buf_mask); + drm_printf(&p, "Ring size in dwords: %d\n", + ring->ring_size / 4); + drm_printf(&p, "Ring contents\n"); + drm_printf(&p, "Offset \t Value\n"); + + while (j < ring->ring_size) { + drm_printf(&p, "0x%x \t 0x%x\n", j, ring->ring[j / 4]); + j += 4; + } + } + + if (coredump->reset_vram_lost) + drm_printf(&p, "VRAM is lost due to GPU reset!\n"); + if (coredump->adev->reset_info.num_regs) { + drm_printf(&p, "AMDGPU register dumps:\nOffset: Value:\n"); + + for (i = 0; i < coredump->adev->reset_info.num_regs; i++) + drm_printf(&p, "0x%08x: 0x%08x\n", + coredump->adev->reset_info.reset_dump_reg_list[i], + coredump->adev->reset_info.reset_dump_reg_value[i]); + } + + return count - iter.remain; +} + +static void amdgpu_devcoredump_free(void *data) +{ + kfree(data); +} + +void amdgpu_coredump(struct amdgpu_device *adev, bool vram_lost, + struct amdgpu_reset_context *reset_context) +{ + struct amdgpu_coredump_info *coredump; + struct drm_device *dev = adev_to_drm(adev); + struct amdgpu_job *job = reset_context->job; + struct drm_sched_job *s_job; + + coredump = kzalloc(sizeof(*coredump), GFP_NOWAIT); + + if (!coredump) { + DRM_ERROR("%s: failed to allocate memory for coredump\n", __func__); + return; + } + + coredump->reset_vram_lost = vram_lost; + + if (reset_context->job && reset_context->job->vm) { + struct amdgpu_task_info *ti; + struct amdgpu_vm *vm = reset_context->job->vm; + + ti = amdgpu_vm_get_task_info_vm(vm); + if (ti) { + coredump->reset_task_info = *ti; + amdgpu_vm_put_task_info(ti); + } + } + + if (job) { + s_job = &job->base; + coredump->ring = to_amdgpu_ring(s_job->sched); + } + + coredump->adev = adev; + + ktime_get_ts64(&coredump->reset_time); + + dev_coredumpm(dev->dev, THIS_MODULE, coredump, 0, GFP_NOWAIT, + amdgpu_devcoredump_read, amdgpu_devcoredump_free); +} +#endif |