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 }; 35 36 static const struct nvkm_enum 37 gp100_fifo_mmu_fault_engine[] = { 38 { 0x01, "DISPLAY" }, 39 { 0x03, "IFB", NULL, NVKM_ENGINE_IFB }, 40 { 0x04, "BAR1", NULL, NVKM_SUBDEV_BAR }, 41 { 0x05, "BAR2", NULL, NVKM_SUBDEV_INSTMEM }, 42 { 0x06, "HOST0" }, 43 { 0x07, "HOST1" }, 44 { 0x08, "HOST2" }, 45 { 0x09, "HOST3" }, 46 { 0x0a, "HOST4" }, 47 { 0x0b, "HOST5" }, 48 { 0x0c, "HOST6" }, 49 { 0x0d, "HOST7" }, 50 { 0x0e, "HOST8" }, 51 { 0x0f, "HOST9" }, 52 { 0x10, "HOST10" }, 53 { 0x13, "PERF" }, 54 { 0x17, "PMU" }, 55 { 0x18, "PTP" }, 56 { 0x1f, "PHYSICAL" }, 57 {} 58 }; 59 60 static const struct nvkm_fifo_func_mmu_fault 61 gp100_fifo_mmu_fault = { 62 .recover = gf100_fifo_mmu_fault_recover, 63 .access = gf100_fifo_mmu_fault_access, 64 .engine = gp100_fifo_mmu_fault_engine, 65 .reason = gk104_fifo_mmu_fault_reason, 66 .hubclient = gk104_fifo_mmu_fault_hubclient, 67 .gpcclient = gk104_fifo_mmu_fault_gpcclient, 68 }; 69 70 static void 71 gp100_fifo_intr_mmu_fault_unit(struct nvkm_fifo *fifo, int unit) 72 { 73 struct nvkm_device *device = fifo->engine.subdev.device; 74 u32 inst = nvkm_rd32(device, 0x002800 + (unit * 0x10)); 75 u32 valo = nvkm_rd32(device, 0x002804 + (unit * 0x10)); 76 u32 vahi = nvkm_rd32(device, 0x002808 + (unit * 0x10)); 77 u32 type = nvkm_rd32(device, 0x00280c + (unit * 0x10)); 78 struct nvkm_fault_data info; 79 80 info.inst = (u64)inst << 12; 81 info.addr = ((u64)vahi << 32) | valo; 82 info.time = 0; 83 info.engine = unit; 84 info.valid = 1; 85 info.gpc = (type & 0x1f000000) >> 24; 86 info.hub = (type & 0x00100000) >> 20; 87 info.access = (type & 0x00070000) >> 16; 88 info.client = (type & 0x00007f00) >> 8; 89 info.reason = (type & 0x0000001f); 90 91 nvkm_fifo_fault(fifo, &info); 92 } 93 94 static const struct nvkm_fifo_func 95 gp100_fifo = { 96 .dtor = gk104_fifo_dtor, 97 .oneinit = gk104_fifo_oneinit, 98 .chid_nr = gm200_fifo_chid_nr, 99 .chid_ctor = gk110_fifo_chid_ctor, 100 .runq_nr = gm200_fifo_runq_nr, 101 .runl_ctor = gk104_fifo_runl_ctor, 102 .init = gk104_fifo_init, 103 .init_pbdmas = gk104_fifo_init_pbdmas, 104 .fini = gk104_fifo_fini, 105 .intr = gk104_fifo_intr, 106 .intr_mmu_fault_unit = gp100_fifo_intr_mmu_fault_unit, 107 .mmu_fault = &gp100_fifo_mmu_fault, 108 .engine_id = gk104_fifo_engine_id, 109 .recover_chan = gk104_fifo_recover_chan, 110 .runlist = &gm107_fifo_runlist, 111 .nonstall = &gf100_fifo_nonstall, 112 .runl = &gp100_runl, 113 .runq = &gk208_runq, 114 .engn = &gk104_engn, 115 .engn_ce = &gk104_engn_ce, 116 .cgrp = {{ 0, 0, KEPLER_CHANNEL_GROUP_A }, &gk110_cgrp, .force = true }, 117 .chan = {{ 0, 0, PASCAL_CHANNEL_GPFIFO_A }, &gm107_chan, .ctor = &gk104_fifo_gpfifo_new }, 118 }; 119 120 int 121 gp100_fifo_new(struct nvkm_device *device, enum nvkm_subdev_type type, int inst, 122 struct nvkm_fifo **pfifo) 123 { 124 return gk104_fifo_new_(&gp100_fifo, device, type, inst, 0, pfifo); 125 } 126