diff options
Diffstat (limited to 'drivers/gpu/drm/amd/amdkfd/kfd_debug.h')
| -rw-r--r-- | drivers/gpu/drm/amd/amdkfd/kfd_debug.h | 123 |
1 files changed, 123 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_debug.h b/drivers/gpu/drm/amd/amdkfd/kfd_debug.h new file mode 100644 index 000000000000..a289e59ceb79 --- /dev/null +++ b/drivers/gpu/drm/amd/amdkfd/kfd_debug.h @@ -0,0 +1,123 @@ +/* + * Copyright 2023 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. + */ + +#ifndef KFD_DEBUG_EVENTS_H_INCLUDED +#define KFD_DEBUG_EVENTS_H_INCLUDED + +#include "kfd_priv.h" + +void kfd_dbg_trap_deactivate(struct kfd_process *target, bool unwind, int unwind_count); +int kfd_dbg_trap_activate(struct kfd_process *target); +int kfd_dbg_ev_query_debug_event(struct kfd_process *process, + unsigned int *queue_id, + unsigned int *gpu_id, + uint64_t exception_clear_mask, + uint64_t *event_status); +bool kfd_set_dbg_ev_from_interrupt(struct kfd_node *dev, + unsigned int pasid, + uint32_t doorbell_id, + uint64_t trap_mask, + void *exception_data, + size_t exception_data_size); +bool kfd_dbg_ev_raise(uint64_t event_mask, + struct kfd_process *process, struct kfd_node *dev, + unsigned int source_id, bool use_worker, + void *exception_data, + size_t exception_data_size); +int kfd_dbg_trap_disable(struct kfd_process *target); +int kfd_dbg_trap_enable(struct kfd_process *target, uint32_t fd, + void __user *runtime_info, + uint32_t *runtime_info_size); +int kfd_dbg_trap_set_wave_launch_override(struct kfd_process *target, + uint32_t trap_override, + uint32_t trap_mask_bits, + uint32_t trap_mask_request, + uint32_t *trap_mask_prev, + uint32_t *trap_mask_supported); +int kfd_dbg_trap_set_wave_launch_mode(struct kfd_process *target, + uint8_t wave_launch_mode); +int kfd_dbg_trap_clear_dev_address_watch(struct kfd_process_device *pdd, + uint32_t watch_id); +int kfd_dbg_trap_set_dev_address_watch(struct kfd_process_device *pdd, + uint64_t watch_address, + uint32_t watch_address_mask, + uint32_t *watch_id, + uint32_t watch_mode); +int kfd_dbg_trap_set_flags(struct kfd_process *target, uint32_t *flags); +int kfd_dbg_trap_query_exception_info(struct kfd_process *target, + uint32_t source_id, + uint32_t exception_code, + bool clear_exception, + void __user *info, + uint32_t *info_size); +int kfd_dbg_send_exception_to_runtime(struct kfd_process *p, + unsigned int dev_id, + unsigned int queue_id, + uint64_t error_reason); + +static inline bool kfd_dbg_is_per_vmid_supported(struct kfd_node *dev) +{ + return KFD_GC_VERSION(dev) == IP_VERSION(9, 4, 2) || + KFD_GC_VERSION(dev) >= IP_VERSION(11, 0, 0); +} + +void debug_event_write_work_handler(struct work_struct *work); +int kfd_dbg_trap_device_snapshot(struct kfd_process *target, + uint64_t exception_clear_mask, + void __user *user_info, + uint32_t *number_of_device_infos, + uint32_t *entry_size); + +void kfd_dbg_set_enabled_debug_exception_mask(struct kfd_process *target, + uint64_t exception_set_mask); +/* + * If GFX off is enabled, chips that do not support RLC restore for the debug + * registers will disable GFX off temporarily for the entire debug session. + * See disable_on_trap_action_entry and enable_on_trap_action_exit for details. + */ +static inline bool kfd_dbg_is_rlc_restore_supported(struct kfd_node *dev) +{ + return !(KFD_GC_VERSION(dev) == IP_VERSION(10, 1, 10) || + KFD_GC_VERSION(dev) == IP_VERSION(10, 1, 1)); +} + +static inline bool kfd_dbg_has_gws_support(struct kfd_node *dev) +{ + if ((KFD_GC_VERSION(dev) == IP_VERSION(9, 0, 1) + && dev->kfd->mec2_fw_version < 0x81b6) || + (KFD_GC_VERSION(dev) >= IP_VERSION(9, 1, 0) + && KFD_GC_VERSION(dev) <= IP_VERSION(9, 2, 2) + && dev->kfd->mec2_fw_version < 0x1b6) || + (KFD_GC_VERSION(dev) == IP_VERSION(9, 4, 0) + && dev->kfd->mec2_fw_version < 0x1b6) || + (KFD_GC_VERSION(dev) == IP_VERSION(9, 4, 1) + && dev->kfd->mec2_fw_version < 0x30) || + (KFD_GC_VERSION(dev) >= IP_VERSION(11, 0, 0) && + KFD_GC_VERSION(dev) < IP_VERSION(12, 0, 0))) + return false; + + /* Assume debugging and cooperative launch supported otherwise. */ + return true; +} + +int kfd_dbg_set_mes_debug_mode(struct kfd_process_device *pdd); +#endif |