drivers/gpu/drm/nouveau/nvkm/engine/fifo/gv100.c - linux - Git at Google

 /*
  * Copyright 2018 Red Hat 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.
  */
 #include "gk104.h"
 #include "cgrp.h"
 #include "changk104.h"
 #include "user.h"

 #include <core/gpuobj.h>

 #include <nvif/class.h>

 void
 gv100_fifo_runlist_chan(struct gk104_fifo_chan *chan,
 			struct nvkm_memory *memory, u32 offset)
 {
 	struct nvkm_memory *usermem = chan->fifo->user.mem;
 	const u64 user = nvkm_memory_addr(usermem) + (chan->base.chid * 0x200);
 	const u64 inst = chan->base.inst->addr;

 	nvkm_wo32(memory, offset + 0x0, lower_32_bits(user));
 	nvkm_wo32(memory, offset + 0x4, upper_32_bits(user));
 	nvkm_wo32(memory, offset + 0x8, lower_32_bits(inst) | chan->base.chid);
 	nvkm_wo32(memory, offset + 0xc, upper_32_bits(inst));
 }

 void
 gv100_fifo_runlist_cgrp(struct nvkm_fifo_cgrp *cgrp,
 			struct nvkm_memory *memory, u32 offset)
 {
 	nvkm_wo32(memory, offset + 0x0, (128 << 24) | (3 << 16) | 0x00000001);
 	nvkm_wo32(memory, offset + 0x4, cgrp->chan_nr);
 	nvkm_wo32(memory, offset + 0x8, cgrp->id);
 	nvkm_wo32(memory, offset + 0xc, 0x00000000);
 }

 const struct gk104_fifo_runlist_func
 gv100_fifo_runlist = {
 	.size = 16,
 	.cgrp = gv100_fifo_runlist_cgrp,
 	.chan = gv100_fifo_runlist_chan,
 	.commit = gk104_fifo_runlist_commit,
 };

 const struct nvkm_enum
 gv100_fifo_fault_gpcclient[] = {
 	{ 0x00, "T1_0" },
 	{ 0x01, "T1_1" },
 	{ 0x02, "T1_2" },
 	{ 0x03, "T1_3" },
 	{ 0x04, "T1_4" },
 	{ 0x05, "T1_5" },
 	{ 0x06, "T1_6" },
 	{ 0x07, "T1_7" },
 	{ 0x08, "PE_0" },
 	{ 0x09, "PE_1" },
 	{ 0x0a, "PE_2" },
 	{ 0x0b, "PE_3" },
 	{ 0x0c, "PE_4" },
 	{ 0x0d, "PE_5" },
 	{ 0x0e, "PE_6" },
 	{ 0x0f, "PE_7" },
 	{ 0x10, "RAST" },
 	{ 0x11, "GCC" },
 	{ 0x12, "GPCCS" },
 	{ 0x13, "PROP_0" },
 	{ 0x14, "PROP_1" },
 	{ 0x15, "PROP_2" },
 	{ 0x16, "PROP_3" },
 	{ 0x17, "GPM" },
 	{ 0x18, "LTP_UTLB_0" },
 	{ 0x19, "LTP_UTLB_1" },
 	{ 0x1a, "LTP_UTLB_2" },
 	{ 0x1b, "LTP_UTLB_3" },
 	{ 0x1c, "LTP_UTLB_4" },
 	{ 0x1d, "LTP_UTLB_5" },
 	{ 0x1e, "LTP_UTLB_6" },
 	{ 0x1f, "LTP_UTLB_7" },
 	{ 0x20, "RGG_UTLB" },
 	{ 0x21, "T1_8" },
 	{ 0x22, "T1_9" },
 	{ 0x23, "T1_10" },
 	{ 0x24, "T1_11" },
 	{ 0x25, "T1_12" },
 	{ 0x26, "T1_13" },
 	{ 0x27, "T1_14" },
 	{ 0x28, "T1_15" },
 	{ 0x29, "TPCCS_0" },
 	{ 0x2a, "TPCCS_1" },
 	{ 0x2b, "TPCCS_2" },
 	{ 0x2c, "TPCCS_3" },
 	{ 0x2d, "TPCCS_4" },
 	{ 0x2e, "TPCCS_5" },
 	{ 0x2f, "TPCCS_6" },
 	{ 0x30, "TPCCS_7" },
 	{ 0x31, "PE_8" },
 	{ 0x32, "PE_9" },
 	{ 0x33, "TPCCS_8" },
 	{ 0x34, "TPCCS_9" },
 	{ 0x35, "T1_16" },
 	{ 0x36, "T1_17" },
 	{ 0x37, "T1_18" },
 	{ 0x38, "T1_19" },
 	{ 0x39, "PE_10" },
 	{ 0x3a, "PE_11" },
 	{ 0x3b, "TPCCS_10" },
 	{ 0x3c, "TPCCS_11" },
 	{ 0x3d, "T1_20" },
 	{ 0x3e, "T1_21" },
 	{ 0x3f, "T1_22" },
 	{ 0x40, "T1_23" },
 	{ 0x41, "PE_12" },
 	{ 0x42, "PE_13" },
 	{ 0x43, "TPCCS_12" },
 	{ 0x44, "TPCCS_13" },
 	{ 0x45, "T1_24" },
 	{ 0x46, "T1_25" },
 	{ 0x47, "T1_26" },
 	{ 0x48, "T1_27" },
 	{ 0x49, "PE_14" },
 	{ 0x4a, "PE_15" },
 	{ 0x4b, "TPCCS_14" },
 	{ 0x4c, "TPCCS_15" },
 	{ 0x4d, "T1_28" },
 	{ 0x4e, "T1_29" },
 	{ 0x4f, "T1_30" },
 	{ 0x50, "T1_31" },
 	{ 0x51, "PE_16" },
 	{ 0x52, "PE_17" },
 	{ 0x53, "TPCCS_16" },
 	{ 0x54, "TPCCS_17" },
 	{ 0x55, "T1_32" },
 	{ 0x56, "T1_33" },
 	{ 0x57, "T1_34" },
 	{ 0x58, "T1_35" },
 	{ 0x59, "PE_18" },
 	{ 0x5a, "PE_19" },
 	{ 0x5b, "TPCCS_18" },
 	{ 0x5c, "TPCCS_19" },
 	{ 0x5d, "T1_36" },
 	{ 0x5e, "T1_37" },
 	{ 0x5f, "T1_38" },
 	{ 0x60, "T1_39" },
 	{}
 };

 const struct nvkm_enum
 gv100_fifo_fault_hubclient[] = {
 	{ 0x00, "VIP" },
 	{ 0x01, "CE0" },
 	{ 0x02, "CE1" },
 	{ 0x03, "DNISO" },
 	{ 0x04, "FE" },
 	{ 0x05, "FECS" },
 	{ 0x06, "HOST" },
 	{ 0x07, "HOST_CPU" },
 	{ 0x08, "HOST_CPU_NB" },
 	{ 0x09, "ISO" },
 	{ 0x0a, "MMU" },
 	{ 0x0b, "NVDEC" },
 	{ 0x0d, "NVENC1" },
 	{ 0x0e, "NISO" },
 	{ 0x0f, "P2P" },
 	{ 0x10, "PD" },
 	{ 0x11, "PERF" },
 	{ 0x12, "PMU" },
 	{ 0x13, "RASTERTWOD" },
 	{ 0x14, "SCC" },
 	{ 0x15, "SCC_NB" },
 	{ 0x16, "SEC" },
 	{ 0x17, "SSYNC" },
 	{ 0x18, "CE2" },
 	{ 0x19, "XV" },
 	{ 0x1a, "MMU_NB" },
 	{ 0x1b, "NVENC0" },
 	{ 0x1c, "DFALCON" },
 	{ 0x1d, "SKED" },
 	{ 0x1e, "AFALCON" },
 	{ 0x1f, "DONT_CARE" },
 	{ 0x20, "HSCE0" },
 	{ 0x21, "HSCE1" },
 	{ 0x22, "HSCE2" },
 	{ 0x23, "HSCE3" },
 	{ 0x24, "HSCE4" },
 	{ 0x25, "HSCE5" },
 	{ 0x26, "HSCE6" },
 	{ 0x27, "HSCE7" },
 	{ 0x28, "HSCE8" },
 	{ 0x29, "HSCE9" },
 	{ 0x2a, "HSHUB" },
 	{ 0x2b, "PTP_X0" },
 	{ 0x2c, "PTP_X1" },
 	{ 0x2d, "PTP_X2" },
 	{ 0x2e, "PTP_X3" },
 	{ 0x2f, "PTP_X4" },
 	{ 0x30, "PTP_X5" },
 	{ 0x31, "PTP_X6" },
 	{ 0x32, "PTP_X7" },
 	{ 0x33, "NVENC2" },
 	{ 0x34, "VPR_SCRUBBER0" },
 	{ 0x35, "VPR_SCRUBBER1" },
 	{ 0x36, "DWBIF" },
 	{ 0x37, "FBFALCON" },
 	{ 0x38, "CE_SHIM" },
 	{ 0x39, "GSP" },
 	{}
 };

 const struct nvkm_enum
 gv100_fifo_fault_reason[] = {
 	{ 0x00, "PDE" },
 	{ 0x01, "PDE_SIZE" },
 	{ 0x02, "PTE" },
 	{ 0x03, "VA_LIMIT_VIOLATION" },
 	{ 0x04, "UNBOUND_INST_BLOCK" },
 	{ 0x05, "PRIV_VIOLATION" },
 	{ 0x06, "RO_VIOLATION" },
 	{ 0x07, "WO_VIOLATION" },
 	{ 0x08, "PITCH_MASK_VIOLATION" },
 	{ 0x09, "WORK_CREATION" },
 	{ 0x0a, "UNSUPPORTED_APERTURE" },
 	{ 0x0b, "COMPRESSION_FAILURE" },
 	{ 0x0c, "UNSUPPORTED_KIND" },
 	{ 0x0d, "REGION_VIOLATION" },
 	{ 0x0e, "POISONED" },
 	{ 0x0f, "ATOMIC_VIOLATION" },
 	{}
 };

 static const struct nvkm_enum
 gv100_fifo_fault_engine[] = {
 	{ 0x01, "DISPLAY" },
 	{ 0x03, "PTP" },
 	{ 0x04, "BAR1", NULL, NVKM_SUBDEV_BAR },
 	{ 0x05, "BAR2", NULL, NVKM_SUBDEV_INSTMEM },
 	{ 0x06, "PWR_PMU" },
 	{ 0x08, "IFB", NULL, NVKM_ENGINE_IFB },
 	{ 0x09, "PERF" },
 	{ 0x1f, "PHYSICAL" },
 	{ 0x20, "HOST0" },
 	{ 0x21, "HOST1" },
 	{ 0x22, "HOST2" },
 	{ 0x23, "HOST3" },
 	{ 0x24, "HOST4" },
 	{ 0x25, "HOST5" },
 	{ 0x26, "HOST6" },
 	{ 0x27, "HOST7" },
 	{ 0x28, "HOST8" },
 	{ 0x29, "HOST9" },
 	{ 0x2a, "HOST10" },
 	{ 0x2b, "HOST11" },
 	{ 0x2c, "HOST12" },
 	{ 0x2d, "HOST13" },
 	{}
 };

 const struct nvkm_enum
 gv100_fifo_fault_access[] = {
 	{ 0x0, "VIRT_READ" },
 	{ 0x1, "VIRT_WRITE" },
 	{ 0x2, "VIRT_ATOMIC" },
 	{ 0x3, "VIRT_PREFETCH" },
 	{ 0x4, "VIRT_ATOMIC_WEAK" },
 	{ 0x8, "PHYS_READ" },
 	{ 0x9, "PHYS_WRITE" },
 	{ 0xa, "PHYS_ATOMIC" },
 	{ 0xb, "PHYS_PREFETCH" },
 	{}
 };

 static const struct gk104_fifo_func
 gv100_fifo = {
 	.pbdma = &gm200_fifo_pbdma,
 	.fault.access = gv100_fifo_fault_access,
 	.fault.engine = gv100_fifo_fault_engine,
 	.fault.reason = gv100_fifo_fault_reason,
 	.fault.hubclient = gv100_fifo_fault_hubclient,
 	.fault.gpcclient = gv100_fifo_fault_gpcclient,
 	.runlist = &gv100_fifo_runlist,
 	.user = {{-1,-1,VOLTA_USERMODE_A      }, gv100_fifo_user_new   },
 	.chan = {{ 0, 0,VOLTA_CHANNEL_GPFIFO_A}, gv100_fifo_gpfifo_new },
 	.cgrp_force = true,
 };

 int
 gv100_fifo_new(struct nvkm_device *device, enum nvkm_subdev_type type, int inst,
 	       struct nvkm_fifo **pfifo)
 {
 	return gk104_fifo_new_(&gv100_fifo, device, type, inst, 4096, pfifo);
 }
	/*
	* Copyright 2018 Red Hat 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.
	*/
	#include "gk104.h"
	#include "cgrp.h"
	#include "changk104.h"
	#include "user.h"

	#include <core/gpuobj.h>

	#include <nvif/class.h>

	void
	gv100_fifo_runlist_chan(struct gk104_fifo_chan *chan,
	struct nvkm_memory *memory, u32 offset)
	{
	struct nvkm_memory *usermem = chan->fifo->user.mem;
	const u64 user = nvkm_memory_addr(usermem) + (chan->base.chid * 0x200);
	const u64 inst = chan->base.inst->addr;

	nvkm_wo32(memory, offset + 0x0, lower_32_bits(user));
	nvkm_wo32(memory, offset + 0x4, upper_32_bits(user));
	nvkm_wo32(memory, offset + 0x8, lower_32_bits(inst) \| chan->base.chid);
	nvkm_wo32(memory, offset + 0xc, upper_32_bits(inst));
	}

	void
	gv100_fifo_runlist_cgrp(struct nvkm_fifo_cgrp *cgrp,
	struct nvkm_memory *memory, u32 offset)
	{
	nvkm_wo32(memory, offset + 0x0, (128 << 24) \| (3 << 16) \| 0x00000001);
	nvkm_wo32(memory, offset + 0x4, cgrp->chan_nr);
	nvkm_wo32(memory, offset + 0x8, cgrp->id);
	nvkm_wo32(memory, offset + 0xc, 0x00000000);
	}

	const struct gk104_fifo_runlist_func
	gv100_fifo_runlist = {
	.size = 16,
	.cgrp = gv100_fifo_runlist_cgrp,
	.chan = gv100_fifo_runlist_chan,
	.commit = gk104_fifo_runlist_commit,
	};

	const struct nvkm_enum
	gv100_fifo_fault_gpcclient[] = {
	{ 0x00, "T1_0" },
	{ 0x01, "T1_1" },
	{ 0x02, "T1_2" },
	{ 0x03, "T1_3" },
	{ 0x04, "T1_4" },
	{ 0x05, "T1_5" },
	{ 0x06, "T1_6" },
	{ 0x07, "T1_7" },
	{ 0x08, "PE_0" },
	{ 0x09, "PE_1" },
	{ 0x0a, "PE_2" },
	{ 0x0b, "PE_3" },
	{ 0x0c, "PE_4" },
	{ 0x0d, "PE_5" },
	{ 0x0e, "PE_6" },
	{ 0x0f, "PE_7" },
	{ 0x10, "RAST" },
	{ 0x11, "GCC" },
	{ 0x12, "GPCCS" },
	{ 0x13, "PROP_0" },
	{ 0x14, "PROP_1" },
	{ 0x15, "PROP_2" },
	{ 0x16, "PROP_3" },
	{ 0x17, "GPM" },
	{ 0x18, "LTP_UTLB_0" },
	{ 0x19, "LTP_UTLB_1" },
	{ 0x1a, "LTP_UTLB_2" },
	{ 0x1b, "LTP_UTLB_3" },
	{ 0x1c, "LTP_UTLB_4" },
	{ 0x1d, "LTP_UTLB_5" },
	{ 0x1e, "LTP_UTLB_6" },
	{ 0x1f, "LTP_UTLB_7" },
	{ 0x20, "RGG_UTLB" },
	{ 0x21, "T1_8" },
	{ 0x22, "T1_9" },
	{ 0x23, "T1_10" },
	{ 0x24, "T1_11" },
	{ 0x25, "T1_12" },
	{ 0x26, "T1_13" },
	{ 0x27, "T1_14" },
	{ 0x28, "T1_15" },
	{ 0x29, "TPCCS_0" },
	{ 0x2a, "TPCCS_1" },
	{ 0x2b, "TPCCS_2" },
	{ 0x2c, "TPCCS_3" },
	{ 0x2d, "TPCCS_4" },
	{ 0x2e, "TPCCS_5" },
	{ 0x2f, "TPCCS_6" },
	{ 0x30, "TPCCS_7" },
	{ 0x31, "PE_8" },
	{ 0x32, "PE_9" },
	{ 0x33, "TPCCS_8" },
	{ 0x34, "TPCCS_9" },
	{ 0x35, "T1_16" },
	{ 0x36, "T1_17" },
	{ 0x37, "T1_18" },
	{ 0x38, "T1_19" },
	{ 0x39, "PE_10" },
	{ 0x3a, "PE_11" },
	{ 0x3b, "TPCCS_10" },
	{ 0x3c, "TPCCS_11" },
	{ 0x3d, "T1_20" },
	{ 0x3e, "T1_21" },
	{ 0x3f, "T1_22" },
	{ 0x40, "T1_23" },
	{ 0x41, "PE_12" },
	{ 0x42, "PE_13" },
	{ 0x43, "TPCCS_12" },
	{ 0x44, "TPCCS_13" },
	{ 0x45, "T1_24" },
	{ 0x46, "T1_25" },
	{ 0x47, "T1_26" },
	{ 0x48, "T1_27" },
	{ 0x49, "PE_14" },
	{ 0x4a, "PE_15" },
	{ 0x4b, "TPCCS_14" },
	{ 0x4c, "TPCCS_15" },
	{ 0x4d, "T1_28" },
	{ 0x4e, "T1_29" },
	{ 0x4f, "T1_30" },
	{ 0x50, "T1_31" },
	{ 0x51, "PE_16" },
	{ 0x52, "PE_17" },
	{ 0x53, "TPCCS_16" },
	{ 0x54, "TPCCS_17" },
	{ 0x55, "T1_32" },
	{ 0x56, "T1_33" },
	{ 0x57, "T1_34" },
	{ 0x58, "T1_35" },
	{ 0x59, "PE_18" },
	{ 0x5a, "PE_19" },
	{ 0x5b, "TPCCS_18" },
	{ 0x5c, "TPCCS_19" },
	{ 0x5d, "T1_36" },
	{ 0x5e, "T1_37" },
	{ 0x5f, "T1_38" },
	{ 0x60, "T1_39" },
	{}
	};

	const struct nvkm_enum
	gv100_fifo_fault_hubclient[] = {
	{ 0x00, "VIP" },
	{ 0x01, "CE0" },
	{ 0x02, "CE1" },
	{ 0x03, "DNISO" },
	{ 0x04, "FE" },
	{ 0x05, "FECS" },
	{ 0x06, "HOST" },
	{ 0x07, "HOST_CPU" },
	{ 0x08, "HOST_CPU_NB" },
	{ 0x09, "ISO" },
	{ 0x0a, "MMU" },
	{ 0x0b, "NVDEC" },
	{ 0x0d, "NVENC1" },
	{ 0x0e, "NISO" },
	{ 0x0f, "P2P" },
	{ 0x10, "PD" },
	{ 0x11, "PERF" },
	{ 0x12, "PMU" },
	{ 0x13, "RASTERTWOD" },
	{ 0x14, "SCC" },
	{ 0x15, "SCC_NB" },
	{ 0x16, "SEC" },
	{ 0x17, "SSYNC" },
	{ 0x18, "CE2" },
	{ 0x19, "XV" },
	{ 0x1a, "MMU_NB" },
	{ 0x1b, "NVENC0" },
	{ 0x1c, "DFALCON" },
	{ 0x1d, "SKED" },
	{ 0x1e, "AFALCON" },
	{ 0x1f, "DONT_CARE" },
	{ 0x20, "HSCE0" },
	{ 0x21, "HSCE1" },
	{ 0x22, "HSCE2" },
	{ 0x23, "HSCE3" },
	{ 0x24, "HSCE4" },
	{ 0x25, "HSCE5" },
	{ 0x26, "HSCE6" },
	{ 0x27, "HSCE7" },
	{ 0x28, "HSCE8" },
	{ 0x29, "HSCE9" },
	{ 0x2a, "HSHUB" },
	{ 0x2b, "PTP_X0" },
	{ 0x2c, "PTP_X1" },
	{ 0x2d, "PTP_X2" },
	{ 0x2e, "PTP_X3" },
	{ 0x2f, "PTP_X4" },
	{ 0x30, "PTP_X5" },
	{ 0x31, "PTP_X6" },
	{ 0x32, "PTP_X7" },
	{ 0x33, "NVENC2" },
	{ 0x34, "VPR_SCRUBBER0" },
	{ 0x35, "VPR_SCRUBBER1" },
	{ 0x36, "DWBIF" },
	{ 0x37, "FBFALCON" },
	{ 0x38, "CE_SHIM" },
	{ 0x39, "GSP" },
	{}
	};

	const struct nvkm_enum
	gv100_fifo_fault_reason[] = {
	{ 0x00, "PDE" },
	{ 0x01, "PDE_SIZE" },
	{ 0x02, "PTE" },
	{ 0x03, "VA_LIMIT_VIOLATION" },
	{ 0x04, "UNBOUND_INST_BLOCK" },
	{ 0x05, "PRIV_VIOLATION" },
	{ 0x06, "RO_VIOLATION" },
	{ 0x07, "WO_VIOLATION" },
	{ 0x08, "PITCH_MASK_VIOLATION" },
	{ 0x09, "WORK_CREATION" },
	{ 0x0a, "UNSUPPORTED_APERTURE" },
	{ 0x0b, "COMPRESSION_FAILURE" },
	{ 0x0c, "UNSUPPORTED_KIND" },
	{ 0x0d, "REGION_VIOLATION" },
	{ 0x0e, "POISONED" },
	{ 0x0f, "ATOMIC_VIOLATION" },
	{}
	};

	static const struct nvkm_enum
	gv100_fifo_fault_engine[] = {
	{ 0x01, "DISPLAY" },
	{ 0x03, "PTP" },
	{ 0x04, "BAR1", NULL, NVKM_SUBDEV_BAR },
	{ 0x05, "BAR2", NULL, NVKM_SUBDEV_INSTMEM },
	{ 0x06, "PWR_PMU" },
	{ 0x08, "IFB", NULL, NVKM_ENGINE_IFB },
	{ 0x09, "PERF" },
	{ 0x1f, "PHYSICAL" },
	{ 0x20, "HOST0" },
	{ 0x21, "HOST1" },
	{ 0x22, "HOST2" },
	{ 0x23, "HOST3" },
	{ 0x24, "HOST4" },
	{ 0x25, "HOST5" },
	{ 0x26, "HOST6" },
	{ 0x27, "HOST7" },
	{ 0x28, "HOST8" },
	{ 0x29, "HOST9" },
	{ 0x2a, "HOST10" },
	{ 0x2b, "HOST11" },
	{ 0x2c, "HOST12" },
	{ 0x2d, "HOST13" },
	{}
	};

	const struct nvkm_enum
	gv100_fifo_fault_access[] = {
	{ 0x0, "VIRT_READ" },
	{ 0x1, "VIRT_WRITE" },
	{ 0x2, "VIRT_ATOMIC" },
	{ 0x3, "VIRT_PREFETCH" },
	{ 0x4, "VIRT_ATOMIC_WEAK" },
	{ 0x8, "PHYS_READ" },
	{ 0x9, "PHYS_WRITE" },
	{ 0xa, "PHYS_ATOMIC" },
	{ 0xb, "PHYS_PREFETCH" },
	{}
	};

	static const struct gk104_fifo_func
	gv100_fifo = {
	.pbdma = &gm200_fifo_pbdma,
	.fault.access = gv100_fifo_fault_access,
	.fault.engine = gv100_fifo_fault_engine,
	.fault.reason = gv100_fifo_fault_reason,
	.fault.hubclient = gv100_fifo_fault_hubclient,
	.fault.gpcclient = gv100_fifo_fault_gpcclient,
	.runlist = &gv100_fifo_runlist,
	.user = {{-1,-1,VOLTA_USERMODE_A }, gv100_fifo_user_new },
	.chan = {{ 0, 0,VOLTA_CHANNEL_GPFIFO_A}, gv100_fifo_gpfifo_new },
	.cgrp_force = true,
	};

	int
	gv100_fifo_new(struct nvkm_device *device, enum nvkm_subdev_type type, int inst,
	struct nvkm_fifo **pfifo)
	{
	return gk104_fifo_new_(&gv100_fifo, device, type, inst, 4096, pfifo);
	}