From a763951a8638881fbc76263ff0e3da7675ed1ff2 Mon Sep 17 00:00:00 2001 From: Ben Skeggs Date: Tue, 5 Nov 2013 14:36:45 +1000 Subject: [PATCH] drm/nv108/fifo: initial support Signed-off-by: Ben Skeggs --- drivers/gpu/drm/nouveau/Makefile | 1 + .../gpu/drm/nouveau/core/engine/device/nve0.c | 2 +- .../gpu/drm/nouveau/core/engine/fifo/nv108.c | 37 ++++++ .../gpu/drm/nouveau/core/engine/fifo/nve0.c | 112 +++++++++--------- .../gpu/drm/nouveau/core/engine/fifo/nve0.h | 17 +++ .../drm/nouveau/core/include/engine/fifo.h | 1 + 6 files changed, 115 insertions(+), 55 deletions(-) create mode 100644 drivers/gpu/drm/nouveau/core/engine/fifo/nv108.c create mode 100644 drivers/gpu/drm/nouveau/core/engine/fifo/nve0.h diff --git a/drivers/gpu/drm/nouveau/Makefile b/drivers/gpu/drm/nouveau/Makefile index b3fa1ba191b7..a8804254bb31 100644 --- a/drivers/gpu/drm/nouveau/Makefile +++ b/drivers/gpu/drm/nouveau/Makefile @@ -232,6 +232,7 @@ nouveau-y += core/engine/fifo/nv50.o nouveau-y += core/engine/fifo/nv84.o nouveau-y += core/engine/fifo/nvc0.o nouveau-y += core/engine/fifo/nve0.o +nouveau-y += core/engine/fifo/nv108.o nouveau-y += core/engine/graph/ctxnv40.o nouveau-y += core/engine/graph/ctxnv50.o nouveau-y += core/engine/graph/ctxnvc0.o diff --git a/drivers/gpu/drm/nouveau/core/engine/device/nve0.c b/drivers/gpu/drm/nouveau/core/engine/device/nve0.c index 3900104976fc..0fc93472f02f 100644 --- a/drivers/gpu/drm/nouveau/core/engine/device/nve0.c +++ b/drivers/gpu/drm/nouveau/core/engine/device/nve0.c @@ -212,8 +212,8 @@ nve0_identify(struct nouveau_device *device) device->oclass[NVDEV_SUBDEV_PWR ] = &nv108_pwr_oclass; device->oclass[NVDEV_SUBDEV_VOLT ] = &nv40_volt_oclass; device->oclass[NVDEV_ENGINE_DMAOBJ ] = &nvd0_dmaeng_oclass; + device->oclass[NVDEV_ENGINE_FIFO ] = nv108_fifo_oclass; #if 0 - device->oclass[NVDEV_ENGINE_FIFO ] = nve0_fifo_oclass; device->oclass[NVDEV_ENGINE_SW ] = nvc0_software_oclass; device->oclass[NVDEV_ENGINE_GR ] = nvf0_graph_oclass; #endif diff --git a/drivers/gpu/drm/nouveau/core/engine/fifo/nv108.c b/drivers/gpu/drm/nouveau/core/engine/fifo/nv108.c new file mode 100644 index 000000000000..09362a51ba57 --- /dev/null +++ b/drivers/gpu/drm/nouveau/core/engine/fifo/nv108.c @@ -0,0 +1,37 @@ +/* + * 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 + */ + +#include "nve0.h" + +struct nouveau_oclass * +nv108_fifo_oclass = &(struct nve0_fifo_impl) { + .base.handle = NV_ENGINE(FIFO, 0x08), + .base.ofuncs = &(struct nouveau_ofuncs) { + .ctor = nve0_fifo_ctor, + .dtor = nve0_fifo_dtor, + .init = nve0_fifo_init, + .fini = _nouveau_fifo_fini, + }, + .channels = 1024, +}.base; diff --git a/drivers/gpu/drm/nouveau/core/engine/fifo/nve0.c b/drivers/gpu/drm/nouveau/core/engine/fifo/nve0.c index 04f412922d2d..4af3f406896b 100644 --- a/drivers/gpu/drm/nouveau/core/engine/fifo/nve0.c +++ b/drivers/gpu/drm/nouveau/core/engine/fifo/nve0.c @@ -36,7 +36,8 @@ #include #include -#include + +#include "nve0.h" #define _(a,b) { (a), ((1ULL << (a)) | (b)) } static const struct { @@ -575,15 +576,64 @@ nve0_fifo_uevent_disable(struct nouveau_event *event, int index) nv_mask(priv, 0x002140, 0x80000000, 0x00000000); } -static int +int +nve0_fifo_init(struct nouveau_object *object) +{ + struct nve0_fifo_priv *priv = (void *)object; + int ret, i; + + ret = nouveau_fifo_init(&priv->base); + if (ret) + return ret; + + /* enable all available PSUBFIFOs */ + nv_wr32(priv, 0x000204, 0xffffffff); + priv->spoon_nr = hweight32(nv_rd32(priv, 0x000204)); + nv_debug(priv, "%d subfifo(s)\n", priv->spoon_nr); + + /* PSUBFIFO[n] */ + for (i = 0; i < priv->spoon_nr; i++) { + nv_mask(priv, 0x04013c + (i * 0x2000), 0x10000100, 0x00000000); + nv_wr32(priv, 0x040108 + (i * 0x2000), 0xffffffff); /* INTR */ + nv_wr32(priv, 0x04010c + (i * 0x2000), 0xfffffeff); /* INTREN */ + } + + nv_wr32(priv, 0x002254, 0x10000000 | priv->user.bar.offset >> 12); + + nv_wr32(priv, 0x002a00, 0xffffffff); + nv_wr32(priv, 0x002100, 0xffffffff); + nv_wr32(priv, 0x002140, 0x3fffffff); + return 0; +} + +void +nve0_fifo_dtor(struct nouveau_object *object) +{ + struct nve0_fifo_priv *priv = (void *)object; + int i; + + nouveau_gpuobj_unmap(&priv->user.bar); + nouveau_gpuobj_ref(NULL, &priv->user.mem); + + for (i = 0; i < FIFO_ENGINE_NR; i++) { + nouveau_gpuobj_ref(NULL, &priv->engine[i].playlist[1]); + nouveau_gpuobj_ref(NULL, &priv->engine[i].playlist[0]); + } + + nouveau_fifo_destroy(&priv->base); +} + +int nve0_fifo_ctor(struct nouveau_object *parent, struct nouveau_object *engine, struct nouveau_oclass *oclass, void *data, u32 size, struct nouveau_object **pobject) { + struct nve0_fifo_impl *impl = (void *)oclass; struct nve0_fifo_priv *priv; int ret, i; - ret = nouveau_fifo_create(parent, engine, oclass, 0, 4095, &priv); + ret = nouveau_fifo_create(parent, engine, oclass, 0, + impl->channels - 1, &priv); *pobject = nv_object(priv); if (ret) return ret; @@ -621,60 +671,14 @@ nve0_fifo_ctor(struct nouveau_object *parent, struct nouveau_object *engine, return 0; } -static void -nve0_fifo_dtor(struct nouveau_object *object) -{ - struct nve0_fifo_priv *priv = (void *)object; - int i; - - nouveau_gpuobj_unmap(&priv->user.bar); - nouveau_gpuobj_ref(NULL, &priv->user.mem); - - for (i = 0; i < FIFO_ENGINE_NR; i++) { - nouveau_gpuobj_ref(NULL, &priv->engine[i].playlist[1]); - nouveau_gpuobj_ref(NULL, &priv->engine[i].playlist[0]); - } - - nouveau_fifo_destroy(&priv->base); -} - -static int -nve0_fifo_init(struct nouveau_object *object) -{ - struct nve0_fifo_priv *priv = (void *)object; - int ret, i; - - ret = nouveau_fifo_init(&priv->base); - if (ret) - return ret; - - /* enable all available PSUBFIFOs */ - nv_wr32(priv, 0x000204, 0xffffffff); - priv->spoon_nr = hweight32(nv_rd32(priv, 0x000204)); - nv_debug(priv, "%d subfifo(s)\n", priv->spoon_nr); - - /* PSUBFIFO[n] */ - for (i = 0; i < priv->spoon_nr; i++) { - nv_mask(priv, 0x04013c + (i * 0x2000), 0x10000100, 0x00000000); - nv_wr32(priv, 0x040108 + (i * 0x2000), 0xffffffff); /* INTR */ - nv_wr32(priv, 0x04010c + (i * 0x2000), 0xfffffeff); /* INTREN */ - } - - nv_wr32(priv, 0x002254, 0x10000000 | priv->user.bar.offset >> 12); - - nv_wr32(priv, 0x002a00, 0xffffffff); - nv_wr32(priv, 0x002100, 0xffffffff); - nv_wr32(priv, 0x002140, 0x3fffffff); - return 0; -} - struct nouveau_oclass * -nve0_fifo_oclass = &(struct nouveau_oclass) { - .handle = NV_ENGINE(FIFO, 0xe0), - .ofuncs = &(struct nouveau_ofuncs) { +nve0_fifo_oclass = &(struct nve0_fifo_impl) { + .base.handle = NV_ENGINE(FIFO, 0xe0), + .base.ofuncs = &(struct nouveau_ofuncs) { .ctor = nve0_fifo_ctor, .dtor = nve0_fifo_dtor, .init = nve0_fifo_init, .fini = _nouveau_fifo_fini, }, -}; + .channels = 4096, +}.base; diff --git a/drivers/gpu/drm/nouveau/core/engine/fifo/nve0.h b/drivers/gpu/drm/nouveau/core/engine/fifo/nve0.h new file mode 100644 index 000000000000..014344ebee66 --- /dev/null +++ b/drivers/gpu/drm/nouveau/core/engine/fifo/nve0.h @@ -0,0 +1,17 @@ +#ifndef __NVKM_FIFO_NVE0_H__ +#define __NVKM_FIFO_NVE0_H__ + +#include + +int nve0_fifo_ctor(struct nouveau_object *, struct nouveau_object *, + struct nouveau_oclass *, void *, u32, + struct nouveau_object **); +void nve0_fifo_dtor(struct nouveau_object *); +int nve0_fifo_init(struct nouveau_object *); + +struct nve0_fifo_impl { + struct nouveau_oclass base; + u32 channels; +}; + +#endif diff --git a/drivers/gpu/drm/nouveau/core/include/engine/fifo.h b/drivers/gpu/drm/nouveau/core/include/engine/fifo.h index 8c32cf4d83c7..26b6b2bb1112 100644 --- a/drivers/gpu/drm/nouveau/core/include/engine/fifo.h +++ b/drivers/gpu/drm/nouveau/core/include/engine/fifo.h @@ -109,6 +109,7 @@ extern struct nouveau_oclass *nv50_fifo_oclass; extern struct nouveau_oclass *nv84_fifo_oclass; extern struct nouveau_oclass *nvc0_fifo_oclass; extern struct nouveau_oclass *nve0_fifo_oclass; +extern struct nouveau_oclass *nv108_fifo_oclass; void nv04_fifo_intr(struct nouveau_subdev *); int nv04_fifo_context_attach(struct nouveau_object *, struct nouveau_object *); -- 2.39.5