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1/*2 * Copyright 2016 Red Hat 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 * Authors: Ben Skeggs23 */24#include "priv.h"25#include "chan.h"26#include "runl.h"27 28#include <core/gpuobj.h>29#include <subdev/fault.h>30 31#include <nvif/class.h>32 33const struct nvkm_chan_func34gm107_chan = {35	.inst = &gf100_chan_inst,36	.userd = &gk104_chan_userd,37	.ramfc = &gk104_chan_ramfc,38	.bind = gk104_chan_bind_inst,39	.unbind = gk104_chan_unbind,40	.start = gk104_chan_start,41	.stop = gk104_chan_stop,42	.preempt = gk110_chan_preempt,43};44 45static void46gm107_runl_insert_chan(struct nvkm_chan *chan, struct nvkm_memory *memory, u64 offset)47{48	nvkm_wo32(memory, offset + 0, chan->id);49	nvkm_wo32(memory, offset + 4, chan->inst->addr >> 12);50}51 52const struct nvkm_runl_func53gm107_runl = {54	.size = 8,55	.update = nv50_runl_update,56	.insert_cgrp = gk110_runl_insert_cgrp,57	.insert_chan = gm107_runl_insert_chan,58	.commit = gk104_runl_commit,59	.wait = nv50_runl_wait,60	.pending = gk104_runl_pending,61	.block = gk104_runl_block,62	.allow = gk104_runl_allow,63	.fault_clear = gk104_runl_fault_clear,64	.preempt_pending = gf100_runl_preempt_pending,65};66 67static const struct nvkm_enum68gm107_fifo_mmu_fault_engine[] = {69	{ 0x01, "DISPLAY" },70	{ 0x02, "CAPTURE" },71	{ 0x03, "IFB", NULL, NVKM_ENGINE_IFB },72	{ 0x04, "BAR1", NULL, NVKM_SUBDEV_BAR },73	{ 0x05, "BAR2", NULL, NVKM_SUBDEV_INSTMEM },74	{ 0x06, "SCHED" },75	{ 0x07, "HOST0" },76	{ 0x08, "HOST1" },77	{ 0x09, "HOST2" },78	{ 0x0a, "HOST3" },79	{ 0x0b, "HOST4" },80	{ 0x0c, "HOST5" },81	{ 0x0d, "HOST6" },82	{ 0x0e, "HOST7" },83	{ 0x0f, "HOSTSR" },84	{ 0x13, "PERF" },85	{ 0x17, "PMU" },86	{ 0x18, "PTP" },87	{}88};89 90const struct nvkm_fifo_func_mmu_fault91gm107_fifo_mmu_fault = {92	.recover = gf100_fifo_mmu_fault_recover,93	.access = gf100_fifo_mmu_fault_access,94	.engine = gm107_fifo_mmu_fault_engine,95	.reason = gk104_fifo_mmu_fault_reason,96	.hubclient = gk104_fifo_mmu_fault_hubclient,97	.gpcclient = gk104_fifo_mmu_fault_gpcclient,98};99 100void101gm107_fifo_intr_mmu_fault_unit(struct nvkm_fifo *fifo, int unit)102{103	struct nvkm_device *device = fifo->engine.subdev.device;104	u32 inst = nvkm_rd32(device, 0x002800 + (unit * 0x10));105	u32 valo = nvkm_rd32(device, 0x002804 + (unit * 0x10));106	u32 vahi = nvkm_rd32(device, 0x002808 + (unit * 0x10));107	u32 type = nvkm_rd32(device, 0x00280c + (unit * 0x10));108	struct nvkm_fault_data info;109 110	info.inst   =  (u64)inst << 12;111	info.addr   = ((u64)vahi << 32) | valo;112	info.time   = 0;113	info.engine = unit;114	info.valid  = 1;115	info.gpc    = (type & 0x1f000000) >> 24;116	info.client = (type & 0x00003f00) >> 8;117	info.access = (type & 0x00000080) >> 7;118	info.hub    = (type & 0x00000040) >> 6;119	info.reason = (type & 0x0000000f);120 121	nvkm_fifo_fault(fifo, &info);122}123 124static int125gm107_fifo_chid_nr(struct nvkm_fifo *fifo)126{127	return 2048;128}129 130static const struct nvkm_fifo_func131gm107_fifo = {132	.chid_nr = gm107_fifo_chid_nr,133	.chid_ctor = gk110_fifo_chid_ctor,134	.runq_nr = gf100_fifo_runq_nr,135	.runl_ctor = gk104_fifo_runl_ctor,136	.init = gk104_fifo_init,137	.init_pbdmas = gk104_fifo_init_pbdmas,138	.intr = gk104_fifo_intr,139	.intr_mmu_fault_unit = gm107_fifo_intr_mmu_fault_unit,140	.intr_ctxsw_timeout = gf100_fifo_intr_ctxsw_timeout,141	.mmu_fault = &gm107_fifo_mmu_fault,142	.nonstall = &gf100_fifo_nonstall,143	.runl = &gm107_runl,144	.runq = &gk208_runq,145	.engn = &gk104_engn,146	.engn_ce = &gk104_engn_ce,147	.cgrp = {{ 0, 0, KEPLER_CHANNEL_GROUP_A  }, &gk110_cgrp },148	.chan = {{ 0, 0, KEPLER_CHANNEL_GPFIFO_B }, &gm107_chan },149};150 151int152gm107_fifo_new(struct nvkm_device *device, enum nvkm_subdev_type type, int inst,153	       struct nvkm_fifo **pfifo)154{155	return nvkm_fifo_new_(&gm107_fifo, device, type, inst, pfifo);156}157