1 /* 2 * Copyright 2016 Red Hat Inc. 3 * 4 * Permission is hereby granted, free of charge, to any person obtaining a 5 * copy of this software and associated documentation files (the "Software"), 6 * to deal in the Software without restriction, including without limitation 7 * the rights to use, copy, modify, merge, publish, distribute, sublicense, 8 * and/or sell copies of the Software, and to permit persons to whom the 9 * Software is furnished to do so, subject to the following conditions: 10 * 11 * The above copyright notice and this permission notice shall be included in 12 * all copies or substantial portions of the Software. 13 * 14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 17 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR 18 * 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 OR 20 * OTHER DEALINGS IN THE SOFTWARE. 21 * 22 * Authors: Ben Skeggs 23 */ 24 #include "runl.h" 25 #include "gk104.h" 26 #include "changk104.h" 27 28 #include <subdev/fault.h> 29 30 #include <nvif/class.h> 31 32 static const struct nvkm_runl_func 33 gp100_runl = { 34 .wait = nv50_runl_wait, 35 .pending = gk104_runl_pending, 36 .block = gk104_runl_block, 37 .allow = gk104_runl_allow, 38 .fault_clear = gk104_runl_fault_clear, 39 .preempt_pending = gf100_runl_preempt_pending, 40 }; 41 42 static const struct nvkm_enum 43 gp100_fifo_mmu_fault_engine[] = { 44 { 0x01, "DISPLAY" }, 45 { 0x03, "IFB", NULL, NVKM_ENGINE_IFB }, 46 { 0x04, "BAR1", NULL, NVKM_SUBDEV_BAR }, 47 { 0x05, "BAR2", NULL, NVKM_SUBDEV_INSTMEM }, 48 { 0x06, "HOST0" }, 49 { 0x07, "HOST1" }, 50 { 0x08, "HOST2" }, 51 { 0x09, "HOST3" }, 52 { 0x0a, "HOST4" }, 53 { 0x0b, "HOST5" }, 54 { 0x0c, "HOST6" }, 55 { 0x0d, "HOST7" }, 56 { 0x0e, "HOST8" }, 57 { 0x0f, "HOST9" }, 58 { 0x10, "HOST10" }, 59 { 0x13, "PERF" }, 60 { 0x17, "PMU" }, 61 { 0x18, "PTP" }, 62 { 0x1f, "PHYSICAL" }, 63 {} 64 }; 65 66 static const struct nvkm_fifo_func_mmu_fault 67 gp100_fifo_mmu_fault = { 68 .recover = gf100_fifo_mmu_fault_recover, 69 .access = gf100_fifo_mmu_fault_access, 70 .engine = gp100_fifo_mmu_fault_engine, 71 .reason = gk104_fifo_mmu_fault_reason, 72 .hubclient = gk104_fifo_mmu_fault_hubclient, 73 .gpcclient = gk104_fifo_mmu_fault_gpcclient, 74 }; 75 76 static void 77 gp100_fifo_intr_mmu_fault_unit(struct nvkm_fifo *fifo, int unit) 78 { 79 struct nvkm_device *device = fifo->engine.subdev.device; 80 u32 inst = nvkm_rd32(device, 0x002800 + (unit * 0x10)); 81 u32 valo = nvkm_rd32(device, 0x002804 + (unit * 0x10)); 82 u32 vahi = nvkm_rd32(device, 0x002808 + (unit * 0x10)); 83 u32 type = nvkm_rd32(device, 0x00280c + (unit * 0x10)); 84 struct nvkm_fault_data info; 85 86 info.inst = (u64)inst << 12; 87 info.addr = ((u64)vahi << 32) | valo; 88 info.time = 0; 89 info.engine = unit; 90 info.valid = 1; 91 info.gpc = (type & 0x1f000000) >> 24; 92 info.hub = (type & 0x00100000) >> 20; 93 info.access = (type & 0x00070000) >> 16; 94 info.client = (type & 0x00007f00) >> 8; 95 info.reason = (type & 0x0000001f); 96 97 nvkm_fifo_fault(fifo, &info); 98 } 99 100 static const struct nvkm_fifo_func 101 gp100_fifo = { 102 .dtor = gk104_fifo_dtor, 103 .oneinit = gk104_fifo_oneinit, 104 .chid_nr = gm200_fifo_chid_nr, 105 .chid_ctor = gk110_fifo_chid_ctor, 106 .runq_nr = gm200_fifo_runq_nr, 107 .runl_ctor = gk104_fifo_runl_ctor, 108 .init = gk104_fifo_init, 109 .init_pbdmas = gk104_fifo_init_pbdmas, 110 .intr = gk104_fifo_intr, 111 .intr_mmu_fault_unit = gp100_fifo_intr_mmu_fault_unit, 112 .intr_ctxsw_timeout = gf100_fifo_intr_ctxsw_timeout, 113 .mmu_fault = &gp100_fifo_mmu_fault, 114 .engine_id = gk104_fifo_engine_id, 115 .runlist = &gm107_fifo_runlist, 116 .nonstall = &gf100_fifo_nonstall, 117 .runl = &gp100_runl, 118 .runq = &gk208_runq, 119 .engn = &gk104_engn, 120 .engn_ce = &gk104_engn_ce, 121 .cgrp = {{ 0, 0, KEPLER_CHANNEL_GROUP_A }, &gk110_cgrp, .force = true }, 122 .chan = {{ 0, 0, PASCAL_CHANNEL_GPFIFO_A }, &gm107_chan, .ctor = &gk104_fifo_gpfifo_new }, 123 }; 124 125 int 126 gp100_fifo_new(struct nvkm_device *device, enum nvkm_subdev_type type, int inst, 127 struct nvkm_fifo **pfifo) 128 { 129 return gk104_fifo_new_(&gp100_fifo, device, type, inst, 0, pfifo); 130 } 131