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1/*2 * Copyright 2023 Advanced Micro Devices, Inc.3 *4 * Permission is hereby granted, free of charge, to any person obtaining a5 * copy of this software and associated documentation files (the "Software"),6 * to deal in the Software without restriction, including without limitation7 * the rights to use, copy, modify, merge, publish, distribute, sublicense,8 * and/or sell copies of the Software, and to permit persons to whom the9 * Software is furnished to do so, subject to the following conditions:10 *11 * The above copyright notice and this permission notice shall be included in12 * all copies or substantial portions of the Software.13 *14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL17 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR18 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,19 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR20 * OTHER DEALINGS IN THE SOFTWARE.21 */22 23#ifndef KFD_DEBUG_EVENTS_H_INCLUDED24#define KFD_DEBUG_EVENTS_H_INCLUDED25 26#include "kfd_priv.h"27 28void kfd_dbg_trap_deactivate(struct kfd_process *target, bool unwind, int unwind_count);29int kfd_dbg_trap_activate(struct kfd_process *target);30int kfd_dbg_ev_query_debug_event(struct kfd_process *process,31 unsigned int *queue_id,32 unsigned int *gpu_id,33 uint64_t exception_clear_mask,34 uint64_t *event_status);35bool kfd_set_dbg_ev_from_interrupt(struct kfd_node *dev,36 unsigned int pasid,37 uint32_t doorbell_id,38 uint64_t trap_mask,39 void *exception_data,40 size_t exception_data_size);41bool kfd_dbg_ev_raise(uint64_t event_mask,42 struct kfd_process *process, struct kfd_node *dev,43 unsigned int source_id, bool use_worker,44 void *exception_data,45 size_t exception_data_size);46int kfd_dbg_trap_disable(struct kfd_process *target);47int kfd_dbg_trap_enable(struct kfd_process *target, uint32_t fd,48 void __user *runtime_info,49 uint32_t *runtime_info_size);50int kfd_dbg_trap_set_wave_launch_override(struct kfd_process *target,51 uint32_t trap_override,52 uint32_t trap_mask_bits,53 uint32_t trap_mask_request,54 uint32_t *trap_mask_prev,55 uint32_t *trap_mask_supported);56int kfd_dbg_trap_set_wave_launch_mode(struct kfd_process *target,57 uint8_t wave_launch_mode);58int kfd_dbg_trap_clear_dev_address_watch(struct kfd_process_device *pdd,59 uint32_t watch_id);60int kfd_dbg_trap_set_dev_address_watch(struct kfd_process_device *pdd,61 uint64_t watch_address,62 uint32_t watch_address_mask,63 uint32_t *watch_id,64 uint32_t watch_mode);65int kfd_dbg_trap_set_flags(struct kfd_process *target, uint32_t *flags);66int kfd_dbg_trap_query_exception_info(struct kfd_process *target,67 uint32_t source_id,68 uint32_t exception_code,69 bool clear_exception,70 void __user *info,71 uint32_t *info_size);72int kfd_dbg_send_exception_to_runtime(struct kfd_process *p,73 unsigned int dev_id,74 unsigned int queue_id,75 uint64_t error_reason);76 77static inline bool kfd_dbg_is_per_vmid_supported(struct kfd_node *dev)78{79 return (KFD_GC_VERSION(dev) == IP_VERSION(9, 4, 2) ||80 KFD_GC_VERSION(dev) == IP_VERSION(9, 4, 3) ||81 KFD_GC_VERSION(dev) == IP_VERSION(9, 4, 4) ||82 KFD_GC_VERSION(dev) >= IP_VERSION(11, 0, 0));83}84 85void debug_event_write_work_handler(struct work_struct *work);86int kfd_dbg_trap_device_snapshot(struct kfd_process *target,87 uint64_t exception_clear_mask,88 void __user *user_info,89 uint32_t *number_of_device_infos,90 uint32_t *entry_size);91 92void kfd_dbg_set_enabled_debug_exception_mask(struct kfd_process *target,93 uint64_t exception_set_mask);94/*95 * If GFX off is enabled, chips that do not support RLC restore for the debug96 * registers will disable GFX off temporarily for the entire debug session.97 * See disable_on_trap_action_entry and enable_on_trap_action_exit for details.98 */99static inline bool kfd_dbg_is_rlc_restore_supported(struct kfd_node *dev)100{101 return !(KFD_GC_VERSION(dev) == IP_VERSION(10, 1, 10) ||102 KFD_GC_VERSION(dev) == IP_VERSION(10, 1, 1));103}104 105static inline bool kfd_dbg_has_cwsr_workaround(struct kfd_node *dev)106{107 return KFD_GC_VERSION(dev) >= IP_VERSION(11, 0, 0) &&108 KFD_GC_VERSION(dev) <= IP_VERSION(11, 0, 3);109}110 111static inline bool kfd_dbg_has_gws_support(struct kfd_node *dev)112{113 if ((KFD_GC_VERSION(dev) == IP_VERSION(9, 0, 1)114 && dev->kfd->mec2_fw_version < 0x81b6) ||115 (KFD_GC_VERSION(dev) >= IP_VERSION(9, 1, 0)116 && KFD_GC_VERSION(dev) <= IP_VERSION(9, 2, 2)117 && dev->kfd->mec2_fw_version < 0x1b6) ||118 (KFD_GC_VERSION(dev) == IP_VERSION(9, 4, 0)119 && dev->kfd->mec2_fw_version < 0x1b6) ||120 (KFD_GC_VERSION(dev) == IP_VERSION(9, 4, 1)121 && dev->kfd->mec2_fw_version < 0x30) ||122 (KFD_GC_VERSION(dev) >= IP_VERSION(11, 0, 0) &&123 KFD_GC_VERSION(dev) < IP_VERSION(12, 0, 0)))124 return false;125 126 /* Assume debugging and cooperative launch supported otherwise. */127 return true;128}129 130int kfd_dbg_set_mes_debug_mode(struct kfd_process_device *pdd, bool sq_trap_en);131 132static inline bool kfd_dbg_has_ttmps_always_setup(struct kfd_node *dev)133{134 return (KFD_GC_VERSION(dev) < IP_VERSION(11, 0, 0) &&135 KFD_GC_VERSION(dev) != IP_VERSION(9, 4, 2)) ||136 (KFD_GC_VERSION(dev) >= IP_VERSION(11, 0, 0) &&137 KFD_GC_VERSION(dev) < IP_VERSION(12, 0, 0) &&138 (dev->adev->mes.sched_version & AMDGPU_MES_VERSION_MASK) >= 70) ||139 (KFD_GC_VERSION(dev) >= IP_VERSION(12, 0, 0));140}141#endif142