1ca750681SFelix Kuehling /* 2ca750681SFelix Kuehling * Copyright 2016-2018 Advanced Micro Devices, Inc. 3ca750681SFelix Kuehling * 4ca750681SFelix Kuehling * Permission is hereby granted, free of charge, to any person obtaining a 5ca750681SFelix Kuehling * copy of this software and associated documentation files (the "Software"), 6ca750681SFelix Kuehling * to deal in the Software without restriction, including without limitation 7ca750681SFelix Kuehling * the rights to use, copy, modify, merge, publish, distribute, sublicense, 8ca750681SFelix Kuehling * and/or sell copies of the Software, and to permit persons to whom the 9ca750681SFelix Kuehling * Software is furnished to do so, subject to the following conditions: 10ca750681SFelix Kuehling * 11ca750681SFelix Kuehling * The above copyright notice and this permission notice shall be included in 12ca750681SFelix Kuehling * all copies or substantial portions of the Software. 13ca750681SFelix Kuehling * 14ca750681SFelix Kuehling * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 15ca750681SFelix Kuehling * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 16ca750681SFelix Kuehling * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 17ca750681SFelix Kuehling * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR 18ca750681SFelix Kuehling * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, 19ca750681SFelix Kuehling * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR 20ca750681SFelix Kuehling * OTHER DEALINGS IN THE SOFTWARE. 21ca750681SFelix Kuehling */ 22ca750681SFelix Kuehling 23ca750681SFelix Kuehling #include "kfd_priv.h" 24ca750681SFelix Kuehling #include "kfd_events.h" 25ca750681SFelix Kuehling #include "soc15_int.h" 26ca750681SFelix Kuehling 27ca750681SFelix Kuehling 28ca750681SFelix Kuehling static bool event_interrupt_isr_v9(struct kfd_dev *dev, 29ca750681SFelix Kuehling const uint32_t *ih_ring_entry) 30ca750681SFelix Kuehling { 31ca750681SFelix Kuehling uint16_t source_id, client_id, pasid, vmid; 32ca750681SFelix Kuehling 33ca750681SFelix Kuehling source_id = SOC15_SOURCE_ID_FROM_IH_ENTRY(ih_ring_entry); 34ca750681SFelix Kuehling client_id = SOC15_CLIENT_ID_FROM_IH_ENTRY(ih_ring_entry); 35ca750681SFelix Kuehling pasid = SOC15_PASID_FROM_IH_ENTRY(ih_ring_entry); 36ca750681SFelix Kuehling vmid = SOC15_VMID_FROM_IH_ENTRY(ih_ring_entry); 37ca750681SFelix Kuehling 38ca750681SFelix Kuehling if (pasid) { 39ca750681SFelix Kuehling const uint32_t *data = ih_ring_entry; 40ca750681SFelix Kuehling 41ca750681SFelix Kuehling pr_debug("client id 0x%x, source id %d, pasid 0x%x. raw data:\n", 42ca750681SFelix Kuehling client_id, source_id, pasid); 43ca750681SFelix Kuehling pr_debug("%8X, %8X, %8X, %8X, %8X, %8X, %8X, %8X.\n", 44ca750681SFelix Kuehling data[0], data[1], data[2], data[3], 45ca750681SFelix Kuehling data[4], data[5], data[6], data[7]); 46ca750681SFelix Kuehling } 47ca750681SFelix Kuehling 48ca750681SFelix Kuehling return (pasid != 0) && 49ca750681SFelix Kuehling (source_id == SOC15_INTSRC_CP_END_OF_PIPE || 50ca750681SFelix Kuehling source_id == SOC15_INTSRC_SDMA_TRAP || 51ca750681SFelix Kuehling source_id == SOC15_INTSRC_SQ_INTERRUPT_MSG || 52ca750681SFelix Kuehling source_id == SOC15_INTSRC_CP_BAD_OPCODE); 53ca750681SFelix Kuehling } 54ca750681SFelix Kuehling 55ca750681SFelix Kuehling static void event_interrupt_wq_v9(struct kfd_dev *dev, 56ca750681SFelix Kuehling const uint32_t *ih_ring_entry) 57ca750681SFelix Kuehling { 58ca750681SFelix Kuehling uint16_t source_id, client_id, pasid, vmid; 59ca750681SFelix Kuehling uint32_t context_id; 60ca750681SFelix Kuehling 61ca750681SFelix Kuehling source_id = SOC15_SOURCE_ID_FROM_IH_ENTRY(ih_ring_entry); 62ca750681SFelix Kuehling client_id = SOC15_CLIENT_ID_FROM_IH_ENTRY(ih_ring_entry); 63ca750681SFelix Kuehling pasid = SOC15_PASID_FROM_IH_ENTRY(ih_ring_entry); 64ca750681SFelix Kuehling vmid = SOC15_VMID_FROM_IH_ENTRY(ih_ring_entry); 65ca750681SFelix Kuehling context_id = SOC15_CONTEXT_ID0_FROM_IH_ENTRY(ih_ring_entry); 66ca750681SFelix Kuehling 67ca750681SFelix Kuehling if (source_id == SOC15_INTSRC_CP_END_OF_PIPE) 68ca750681SFelix Kuehling kfd_signal_event_interrupt(pasid, context_id, 32); 69ca750681SFelix Kuehling else if (source_id == SOC15_INTSRC_SDMA_TRAP) 70ca750681SFelix Kuehling kfd_signal_event_interrupt(pasid, context_id & 0xfffffff, 28); 71ca750681SFelix Kuehling else if (source_id == SOC15_INTSRC_SQ_INTERRUPT_MSG) 72ca750681SFelix Kuehling kfd_signal_event_interrupt(pasid, context_id & 0xffffff, 24); 73ca750681SFelix Kuehling else if (source_id == SOC15_INTSRC_CP_BAD_OPCODE) 74ca750681SFelix Kuehling kfd_signal_hw_exception_event(pasid); 75ca750681SFelix Kuehling else if (client_id == SOC15_IH_CLIENTID_VMC || 76ca750681SFelix Kuehling client_id == SOC15_IH_CLIENTID_UTCL2) { 77ca750681SFelix Kuehling /* TODO */ 78ca750681SFelix Kuehling } 79ca750681SFelix Kuehling } 80ca750681SFelix Kuehling 81ca750681SFelix Kuehling const struct kfd_event_interrupt_class event_interrupt_class_v9 = { 82ca750681SFelix Kuehling .interrupt_isr = event_interrupt_isr_v9, 83ca750681SFelix Kuehling .interrupt_wq = event_interrupt_wq_v9, 84ca750681SFelix Kuehling }; 85