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-rw-r--r--drivers/gpu/drm/nouveau/core/subdev/bus/hwsq.c145
-rw-r--r--drivers/gpu/drm/nouveau/core/subdev/bus/hwsq.h113
-rw-r--r--drivers/gpu/drm/nouveau/core/subdev/bus/nv04.c95
-rw-r--r--drivers/gpu/drm/nouveau/core/subdev/bus/nv04.h23
-rw-r--r--drivers/gpu/drm/nouveau/core/subdev/bus/nv31.c92
-rw-r--r--drivers/gpu/drm/nouveau/core/subdev/bus/nv50.c105
-rw-r--r--drivers/gpu/drm/nouveau/core/subdev/bus/nv94.c59
-rw-r--r--drivers/gpu/drm/nouveau/core/subdev/bus/nvc0.c81
8 files changed, 0 insertions, 713 deletions
diff --git a/drivers/gpu/drm/nouveau/core/subdev/bus/hwsq.c b/drivers/gpu/drm/nouveau/core/subdev/bus/hwsq.c
deleted file mode 100644
index f757470e2284..000000000000
--- a/drivers/gpu/drm/nouveau/core/subdev/bus/hwsq.c
+++ /dev/null
@@ -1,145 +0,0 @@
-/*
- * Copyright 2013 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.
- *
- * Authors: Ben Skeggs <bskeggs@redhat.com>
- */
-
-#include <subdev/timer.h>
-#include <subdev/bus.h>
-
-struct nouveau_hwsq {
- struct nouveau_bus *pbus;
- u32 addr;
- u32 data;
- struct {
- u8 data[512];
- u8 size;
- } c;
-};
-
-static void
-hwsq_cmd(struct nouveau_hwsq *hwsq, int size, u8 data[])
-{
- memcpy(&hwsq->c.data[hwsq->c.size], data, size * sizeof(data[0]));
- hwsq->c.size += size;
-}
-
-int
-nouveau_hwsq_init(struct nouveau_bus *pbus, struct nouveau_hwsq **phwsq)
-{
- struct nouveau_hwsq *hwsq;
-
- hwsq = *phwsq = kmalloc(sizeof(*hwsq), GFP_KERNEL);
- if (hwsq) {
- hwsq->pbus = pbus;
- hwsq->addr = ~0;
- hwsq->data = ~0;
- memset(hwsq->c.data, 0x7f, sizeof(hwsq->c.data));
- hwsq->c.size = 0;
- }
-
- return hwsq ? 0 : -ENOMEM;
-}
-
-int
-nouveau_hwsq_fini(struct nouveau_hwsq **phwsq, bool exec)
-{
- struct nouveau_hwsq *hwsq = *phwsq;
- int ret = 0, i;
- if (hwsq) {
- struct nouveau_bus *pbus = hwsq->pbus;
- hwsq->c.size = (hwsq->c.size + 4) / 4;
- if (hwsq->c.size <= pbus->hwsq_size) {
- if (exec)
- ret = pbus->hwsq_exec(pbus, (u32 *)hwsq->c.data,
- hwsq->c.size);
- if (ret)
- nv_error(pbus, "hwsq exec failed: %d\n", ret);
- } else {
- nv_error(pbus, "hwsq ucode too large\n");
- ret = -ENOSPC;
- }
-
- for (i = 0; ret && i < hwsq->c.size; i++)
- nv_error(pbus, "\t0x%08x\n", ((u32 *)hwsq->c.data)[i]);
-
- *phwsq = NULL;
- kfree(hwsq);
- }
- return ret;
-}
-
-void
-nouveau_hwsq_wr32(struct nouveau_hwsq *hwsq, u32 addr, u32 data)
-{
- nv_debug(hwsq->pbus, "R[%06x] = 0x%08x\n", addr, data);
-
- if (hwsq->data != data) {
- if ((data & 0xffff0000) != (hwsq->data & 0xffff0000)) {
- hwsq_cmd(hwsq, 5, (u8[]){ 0xe2, data, data >> 8,
- data >> 16, data >> 24 });
- } else {
- hwsq_cmd(hwsq, 3, (u8[]){ 0x42, data, data >> 8 });
- }
- }
-
- if ((addr & 0xffff0000) != (hwsq->addr & 0xffff0000)) {
- hwsq_cmd(hwsq, 5, (u8[]){ 0xe0, addr, addr >> 8,
- addr >> 16, addr >> 24 });
- } else {
- hwsq_cmd(hwsq, 3, (u8[]){ 0x40, addr, addr >> 8 });
- }
-
- hwsq->addr = addr;
- hwsq->data = data;
-}
-
-void
-nouveau_hwsq_setf(struct nouveau_hwsq *hwsq, u8 flag, int data)
-{
- nv_debug(hwsq->pbus, " FLAG[%02x] = %d\n", flag, data);
- flag += 0x80;
- if (data >= 0)
- flag += 0x20;
- if (data >= 1)
- flag += 0x20;
- hwsq_cmd(hwsq, 1, (u8[]){ flag });
-}
-
-void
-nouveau_hwsq_wait(struct nouveau_hwsq *hwsq, u8 flag, u8 data)
-{
- nv_debug(hwsq->pbus, " WAIT[%02x] = %d\n", flag, data);
- hwsq_cmd(hwsq, 3, (u8[]){ 0x5f, flag, data });
-}
-
-void
-nouveau_hwsq_nsec(struct nouveau_hwsq *hwsq, u32 nsec)
-{
- u8 shift = 0, usec = nsec / 1000;
- while (usec & ~3) {
- usec >>= 2;
- shift++;
- }
-
- nv_debug(hwsq->pbus, " DELAY = %d ns\n", nsec);
- hwsq_cmd(hwsq, 1, (u8[]){ 0x00 | (shift << 2) | usec });
-}
diff --git a/drivers/gpu/drm/nouveau/core/subdev/bus/hwsq.h b/drivers/gpu/drm/nouveau/core/subdev/bus/hwsq.h
deleted file mode 100644
index 12176f9c1bc6..000000000000
--- a/drivers/gpu/drm/nouveau/core/subdev/bus/hwsq.h
+++ /dev/null
@@ -1,113 +0,0 @@
-#ifndef __NVKM_BUS_HWSQ_H__
-#define __NVKM_BUS_HWSQ_H__
-
-#include <subdev/bus.h>
-
-struct hwsq {
- struct nouveau_subdev *subdev;
- struct nouveau_hwsq *hwsq;
- int sequence;
-};
-
-struct hwsq_reg {
- int sequence;
- bool force;
- u32 addr[2];
- u32 data;
-};
-
-static inline struct hwsq_reg
-hwsq_reg2(u32 addr1, u32 addr2)
-{
- return (struct hwsq_reg) {
- .sequence = 0,
- .force = 0,
- .addr = { addr1, addr2 },
- .data = 0xdeadbeef,
- };
-}
-
-static inline struct hwsq_reg
-hwsq_reg(u32 addr)
-{
- return hwsq_reg2(addr, addr);
-}
-
-static inline int
-hwsq_init(struct hwsq *ram, struct nouveau_subdev *subdev)
-{
- struct nouveau_bus *pbus = nouveau_bus(subdev);
- int ret;
-
- ret = nouveau_hwsq_init(pbus, &ram->hwsq);
- if (ret)
- return ret;
-
- ram->sequence++;
- ram->subdev = subdev;
- return 0;
-}
-
-static inline int
-hwsq_exec(struct hwsq *ram, bool exec)
-{
- int ret = 0;
- if (ram->subdev) {
- ret = nouveau_hwsq_fini(&ram->hwsq, exec);
- ram->subdev = NULL;
- }
- return ret;
-}
-
-static inline u32
-hwsq_rd32(struct hwsq *ram, struct hwsq_reg *reg)
-{
- if (reg->sequence != ram->sequence)
- reg->data = nv_rd32(ram->subdev, reg->addr[0]);
- return reg->data;
-}
-
-static inline void
-hwsq_wr32(struct hwsq *ram, struct hwsq_reg *reg, u32 data)
-{
- reg->sequence = ram->sequence;
- reg->data = data;
- if (reg->addr[0] != reg->addr[1])
- nouveau_hwsq_wr32(ram->hwsq, reg->addr[1], reg->data);
- nouveau_hwsq_wr32(ram->hwsq, reg->addr[0], reg->data);
-}
-
-static inline void
-hwsq_nuke(struct hwsq *ram, struct hwsq_reg *reg)
-{
- reg->force = true;
-}
-
-static inline u32
-hwsq_mask(struct hwsq *ram, struct hwsq_reg *reg, u32 mask, u32 data)
-{
- u32 temp = hwsq_rd32(ram, reg);
- if (temp != ((temp & ~mask) | data) || reg->force)
- hwsq_wr32(ram, reg, (temp & ~mask) | data);
- return temp;
-}
-
-static inline void
-hwsq_setf(struct hwsq *ram, u8 flag, int data)
-{
- nouveau_hwsq_setf(ram->hwsq, flag, data);
-}
-
-static inline void
-hwsq_wait(struct hwsq *ram, u8 flag, u8 data)
-{
- nouveau_hwsq_wait(ram->hwsq, flag, data);
-}
-
-static inline void
-hwsq_nsec(struct hwsq *ram, u32 nsec)
-{
- nouveau_hwsq_nsec(ram->hwsq, nsec);
-}
-
-#endif
diff --git a/drivers/gpu/drm/nouveau/core/subdev/bus/nv04.c b/drivers/gpu/drm/nouveau/core/subdev/bus/nv04.c
deleted file mode 100644
index 23921b5351db..000000000000
--- a/drivers/gpu/drm/nouveau/core/subdev/bus/nv04.c
+++ /dev/null
@@ -1,95 +0,0 @@
-/*
- * Copyright 2012 Nouveau Community
- *
- * 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.
- *
- * Authors: Martin Peres <martin.peres@labri.fr>
- * Ben Skeggs
- */
-
-#include "nv04.h"
-
-static void
-nv04_bus_intr(struct nouveau_subdev *subdev)
-{
- struct nouveau_bus *pbus = nouveau_bus(subdev);
- u32 stat = nv_rd32(pbus, 0x001100) & nv_rd32(pbus, 0x001140);
-
- if (stat & 0x00000001) {
- nv_error(pbus, "BUS ERROR\n");
- stat &= ~0x00000001;
- nv_wr32(pbus, 0x001100, 0x00000001);
- }
-
- if (stat & 0x00000110) {
- subdev = nouveau_subdev(subdev, NVDEV_SUBDEV_GPIO);
- if (subdev && subdev->intr)
- subdev->intr(subdev);
- stat &= ~0x00000110;
- nv_wr32(pbus, 0x001100, 0x00000110);
- }
-
- if (stat) {
- nv_error(pbus, "unknown intr 0x%08x\n", stat);
- nv_mask(pbus, 0x001140, stat, 0x00000000);
- }
-}
-
-static int
-nv04_bus_init(struct nouveau_object *object)
-{
- struct nv04_bus_priv *priv = (void *)object;
-
- nv_wr32(priv, 0x001100, 0xffffffff);
- nv_wr32(priv, 0x001140, 0x00000111);
-
- return nouveau_bus_init(&priv->base);
-}
-
-int
-nv04_bus_ctor(struct nouveau_object *parent, struct nouveau_object *engine,
- struct nouveau_oclass *oclass, void *data, u32 size,
- struct nouveau_object **pobject)
-{
- struct nv04_bus_impl *impl = (void *)oclass;
- struct nv04_bus_priv *priv;
- int ret;
-
- ret = nouveau_bus_create(parent, engine, oclass, &priv);
- *pobject = nv_object(priv);
- if (ret)
- return ret;
-
- nv_subdev(priv)->intr = impl->intr;
- priv->base.hwsq_exec = impl->hwsq_exec;
- priv->base.hwsq_size = impl->hwsq_size;
- return 0;
-}
-
-struct nouveau_oclass *
-nv04_bus_oclass = &(struct nv04_bus_impl) {
- .base.handle = NV_SUBDEV(BUS, 0x04),
- .base.ofuncs = &(struct nouveau_ofuncs) {
- .ctor = nv04_bus_ctor,
- .dtor = _nouveau_bus_dtor,
- .init = nv04_bus_init,
- .fini = _nouveau_bus_fini,
- },
- .intr = nv04_bus_intr,
-}.base;
diff --git a/drivers/gpu/drm/nouveau/core/subdev/bus/nv04.h b/drivers/gpu/drm/nouveau/core/subdev/bus/nv04.h
deleted file mode 100644
index 4d7602450a20..000000000000
--- a/drivers/gpu/drm/nouveau/core/subdev/bus/nv04.h
+++ /dev/null
@@ -1,23 +0,0 @@
-#ifndef __NVKM_BUS_NV04_H__
-#define __NVKM_BUS_NV04_H__
-
-#include <subdev/bus.h>
-
-struct nv04_bus_priv {
- struct nouveau_bus base;
-};
-
-int nv04_bus_ctor(struct nouveau_object *, struct nouveau_object *,
- struct nouveau_oclass *, void *, u32,
- struct nouveau_object **);
-int nv50_bus_init(struct nouveau_object *);
-void nv50_bus_intr(struct nouveau_subdev *);
-
-struct nv04_bus_impl {
- struct nouveau_oclass base;
- void (*intr)(struct nouveau_subdev *);
- int (*hwsq_exec)(struct nouveau_bus *, u32 *, u32);
- u32 hwsq_size;
-};
-
-#endif
diff --git a/drivers/gpu/drm/nouveau/core/subdev/bus/nv31.c b/drivers/gpu/drm/nouveau/core/subdev/bus/nv31.c
deleted file mode 100644
index 94da46f61627..000000000000
--- a/drivers/gpu/drm/nouveau/core/subdev/bus/nv31.c
+++ /dev/null
@@ -1,92 +0,0 @@
-/*
- * Copyright 2012 Nouveau Community
- *
- * 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.
- *
- * Authors: Martin Peres <martin.peres@labri.fr>
- * Ben Skeggs
- */
-
-#include "nv04.h"
-
-static void
-nv31_bus_intr(struct nouveau_subdev *subdev)
-{
- struct nouveau_bus *pbus = nouveau_bus(subdev);
- u32 stat = nv_rd32(pbus, 0x001100) & nv_rd32(pbus, 0x001140);
- u32 gpio = nv_rd32(pbus, 0x001104) & nv_rd32(pbus, 0x001144);
-
- if (gpio) {
- subdev = nouveau_subdev(pbus, NVDEV_SUBDEV_GPIO);
- if (subdev && subdev->intr)
- subdev->intr(subdev);
- }
-
- if (stat & 0x00000008) { /* NV41- */
- u32 addr = nv_rd32(pbus, 0x009084);
- u32 data = nv_rd32(pbus, 0x009088);
-
- nv_error(pbus, "MMIO %s of 0x%08x FAULT at 0x%06x\n",
- (addr & 0x00000002) ? "write" : "read", data,
- (addr & 0x00fffffc));
-
- stat &= ~0x00000008;
- nv_wr32(pbus, 0x001100, 0x00000008);
- }
-
- if (stat & 0x00070000) {
- subdev = nouveau_subdev(pbus, NVDEV_SUBDEV_THERM);
- if (subdev && subdev->intr)
- subdev->intr(subdev);
- stat &= ~0x00070000;
- nv_wr32(pbus, 0x001100, 0x00070000);
- }
-
- if (stat) {
- nv_error(pbus, "unknown intr 0x%08x\n", stat);
- nv_mask(pbus, 0x001140, stat, 0x00000000);
- }
-}
-
-static int
-nv31_bus_init(struct nouveau_object *object)
-{
- struct nv04_bus_priv *priv = (void *)object;
- int ret;
-
- ret = nouveau_bus_init(&priv->base);
- if (ret)
- return ret;
-
- nv_wr32(priv, 0x001100, 0xffffffff);
- nv_wr32(priv, 0x001140, 0x00070008);
- return 0;
-}
-
-struct nouveau_oclass *
-nv31_bus_oclass = &(struct nv04_bus_impl) {
- .base.handle = NV_SUBDEV(BUS, 0x31),
- .base.ofuncs = &(struct nouveau_ofuncs) {
- .ctor = nv04_bus_ctor,
- .dtor = _nouveau_bus_dtor,
- .init = nv31_bus_init,
- .fini = _nouveau_bus_fini,
- },
- .intr = nv31_bus_intr,
-}.base;
diff --git a/drivers/gpu/drm/nouveau/core/subdev/bus/nv50.c b/drivers/gpu/drm/nouveau/core/subdev/bus/nv50.c
deleted file mode 100644
index 11918f7e2aca..000000000000
--- a/drivers/gpu/drm/nouveau/core/subdev/bus/nv50.c
+++ /dev/null
@@ -1,105 +0,0 @@
-/*
- * Copyright 2012 Nouveau Community
- *
- * 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.
- *
- * Authors: Martin Peres <martin.peres@labri.fr>
- * Ben Skeggs
- */
-
-#include <subdev/timer.h>
-
-#include "nv04.h"
-
-static int
-nv50_bus_hwsq_exec(struct nouveau_bus *pbus, u32 *data, u32 size)
-{
- struct nv50_bus_priv *priv = (void *)pbus;
- int i;
-
- nv_mask(pbus, 0x001098, 0x00000008, 0x00000000);
- nv_wr32(pbus, 0x001304, 0x00000000);
- for (i = 0; i < size; i++)
- nv_wr32(priv, 0x001400 + (i * 4), data[i]);
- nv_mask(pbus, 0x001098, 0x00000018, 0x00000018);
- nv_wr32(pbus, 0x00130c, 0x00000003);
-
- return nv_wait(pbus, 0x001308, 0x00000100, 0x00000000) ? 0 : -ETIMEDOUT;
-}
-
-void
-nv50_bus_intr(struct nouveau_subdev *subdev)
-{
- struct nouveau_bus *pbus = nouveau_bus(subdev);
- u32 stat = nv_rd32(pbus, 0x001100) & nv_rd32(pbus, 0x001140);
-
- if (stat & 0x00000008) {
- u32 addr = nv_rd32(pbus, 0x009084);
- u32 data = nv_rd32(pbus, 0x009088);
-
- nv_error(pbus, "MMIO %s of 0x%08x FAULT at 0x%06x\n",
- (addr & 0x00000002) ? "write" : "read", data,
- (addr & 0x00fffffc));
-
- stat &= ~0x00000008;
- nv_wr32(pbus, 0x001100, 0x00000008);
- }
-
- if (stat & 0x00010000) {
- subdev = nouveau_subdev(pbus, NVDEV_SUBDEV_THERM);
- if (subdev && subdev->intr)
- subdev->intr(subdev);
- stat &= ~0x00010000;
- nv_wr32(pbus, 0x001100, 0x00010000);
- }
-
- if (stat) {
- nv_error(pbus, "unknown intr 0x%08x\n", stat);
- nv_mask(pbus, 0x001140, stat, 0);
- }
-}
-
-int
-nv50_bus_init(struct nouveau_object *object)
-{
- struct nv04_bus_priv *priv = (void *)object;
- int ret;
-
- ret = nouveau_bus_init(&priv->base);
- if (ret)
- return ret;
-
- nv_wr32(priv, 0x001100, 0xffffffff);
- nv_wr32(priv, 0x001140, 0x00010008);
- return 0;
-}
-
-struct nouveau_oclass *
-nv50_bus_oclass = &(struct nv04_bus_impl) {
- .base.handle = NV_SUBDEV(BUS, 0x50),
- .base.ofuncs = &(struct nouveau_ofuncs) {
- .ctor = nv04_bus_ctor,
- .dtor = _nouveau_bus_dtor,
- .init = nv50_bus_init,
- .fini = _nouveau_bus_fini,
- },
- .intr = nv50_bus_intr,
- .hwsq_exec = nv50_bus_hwsq_exec,
- .hwsq_size = 64,
-}.base;
diff --git a/drivers/gpu/drm/nouveau/core/subdev/bus/nv94.c b/drivers/gpu/drm/nouveau/core/subdev/bus/nv94.c
deleted file mode 100644
index d3659055fa4b..000000000000
--- a/drivers/gpu/drm/nouveau/core/subdev/bus/nv94.c
+++ /dev/null
@@ -1,59 +0,0 @@
-/*
- * Copyright 2012 Nouveau Community
- *
- * 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.
- *
- * Authors: Martin Peres <martin.peres@labri.fr>
- * Ben Skeggs
- */
-
-#include <subdev/timer.h>
-
-#include "nv04.h"
-
-static int
-nv94_bus_hwsq_exec(struct nouveau_bus *pbus, u32 *data, u32 size)
-{
- struct nv50_bus_priv *priv = (void *)pbus;
- int i;
-
- nv_mask(pbus, 0x001098, 0x00000008, 0x00000000);
- nv_wr32(pbus, 0x001304, 0x00000000);
- nv_wr32(pbus, 0x001318, 0x00000000);
- for (i = 0; i < size; i++)
- nv_wr32(priv, 0x080000 + (i * 4), data[i]);
- nv_mask(pbus, 0x001098, 0x00000018, 0x00000018);
- nv_wr32(pbus, 0x00130c, 0x00000001);
-
- return nv_wait(pbus, 0x001308, 0x00000100, 0x00000000) ? 0 : -ETIMEDOUT;
-}
-
-struct nouveau_oclass *
-nv94_bus_oclass = &(struct nv04_bus_impl) {
- .base.handle = NV_SUBDEV(BUS, 0x94),
- .base.ofuncs = &(struct nouveau_ofuncs) {
- .ctor = nv04_bus_ctor,
- .dtor = _nouveau_bus_dtor,
- .init = nv50_bus_init,
- .fini = _nouveau_bus_fini,
- },
- .intr = nv50_bus_intr,
- .hwsq_exec = nv94_bus_hwsq_exec,
- .hwsq_size = 128,
-}.base;
diff --git a/drivers/gpu/drm/nouveau/core/subdev/bus/nvc0.c b/drivers/gpu/drm/nouveau/core/subdev/bus/nvc0.c
deleted file mode 100644
index 73839d7151a7..000000000000
--- a/drivers/gpu/drm/nouveau/core/subdev/bus/nvc0.c
+++ /dev/null
@@ -1,81 +0,0 @@
-/*
- * Copyright 2012 Nouveau Community
- *
- * 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.
- *
- * Authors: Martin Peres <martin.peres@labri.fr>
- * Ben Skeggs
- */
-
-#include "nv04.h"
-
-static void
-nvc0_bus_intr(struct nouveau_subdev *subdev)
-{
- struct nouveau_bus *pbus = nouveau_bus(subdev);
- u32 stat = nv_rd32(pbus, 0x001100) & nv_rd32(pbus, 0x001140);
-
- if (stat & 0x0000000e) {
- u32 addr = nv_rd32(pbus, 0x009084);
- u32 data = nv_rd32(pbus, 0x009088);
-
- nv_error(pbus, "MMIO %s of 0x%08x FAULT at 0x%06x [ %s%s%s]\n",
- (addr & 0x00000002) ? "write" : "read", data,
- (addr & 0x00fffffc),
- (stat & 0x00000002) ? "!ENGINE " : "",
- (stat & 0x00000004) ? "IBUS " : "",
- (stat & 0x00000008) ? "TIMEOUT " : "");
-
- nv_wr32(pbus, 0x009084, 0x00000000);
- nv_wr32(pbus, 0x001100, (stat & 0x0000000e));
- stat &= ~0x0000000e;
- }
-
- if (stat) {
- nv_error(pbus, "unknown intr 0x%08x\n", stat);
- nv_mask(pbus, 0x001140, stat, 0x00000000);
- }
-}
-
-static int
-nvc0_bus_init(struct nouveau_object *object)
-{
- struct nv04_bus_priv *priv = (void *)object;
- int ret;
-
- ret = nouveau_bus_init(&priv->base);
- if (ret)
- return ret;
-
- nv_wr32(priv, 0x001100, 0xffffffff);
- nv_wr32(priv, 0x001140, 0x0000000e);
- return 0;
-}
-
-struct nouveau_oclass *
-nvc0_bus_oclass = &(struct nv04_bus_impl) {
- .base.handle = NV_SUBDEV(BUS, 0xc0),
- .base.ofuncs = &(struct nouveau_ofuncs) {
- .ctor = nv04_bus_ctor,
- .dtor = _nouveau_bus_dtor,
- .init = nvc0_bus_init,
- .fini = _nouveau_bus_fini,
- },
- .intr = nvc0_bus_intr,
-}.base;
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