GM20B has a 512-channels FIFO similar to GK104.
Signed-off-by: Alexandre Courbot acourbot@nvidia.com --- drm/nouveau/include/nvkm/engine/fifo.h | 1 + drm/nouveau/nvkm/engine/fifo/Kbuild | 1 + drm/nouveau/nvkm/engine/fifo/gk104.h | 4 ++++ drm/nouveau/nvkm/engine/fifo/gm204.c | 2 +- drm/nouveau/nvkm/engine/fifo/gm20b.c | 34 ++++++++++++++++++++++++++++++++++ 5 files changed, 41 insertions(+), 1 deletion(-) create mode 100644 drm/nouveau/nvkm/engine/fifo/gm20b.c
diff --git a/drm/nouveau/include/nvkm/engine/fifo.h b/drm/nouveau/include/nvkm/engine/fifo.h index 97cdeab..9100b80 100644 --- a/drm/nouveau/include/nvkm/engine/fifo.h +++ b/drm/nouveau/include/nvkm/engine/fifo.h @@ -117,6 +117,7 @@ extern struct nvkm_oclass *gk104_fifo_oclass; extern struct nvkm_oclass *gk20a_fifo_oclass; extern struct nvkm_oclass *gk208_fifo_oclass; extern struct nvkm_oclass *gm204_fifo_oclass; +extern struct nvkm_oclass *gm20b_fifo_oclass;
int nvkm_fifo_uevent_ctor(struct nvkm_object *, void *, u32, struct nvkm_notify *); diff --git a/drm/nouveau/nvkm/engine/fifo/Kbuild b/drm/nouveau/nvkm/engine/fifo/Kbuild index 42891cb..dc81a8b 100644 --- a/drm/nouveau/nvkm/engine/fifo/Kbuild +++ b/drm/nouveau/nvkm/engine/fifo/Kbuild @@ -10,3 +10,4 @@ nvkm-y += nvkm/engine/fifo/gk104.o nvkm-y += nvkm/engine/fifo/gk20a.o nvkm-y += nvkm/engine/fifo/gk208.o nvkm-y += nvkm/engine/fifo/gm204.o +nvkm-y += nvkm/engine/fifo/gm20b.o diff --git a/drm/nouveau/nvkm/engine/fifo/gk104.h b/drm/nouveau/nvkm/engine/fifo/gk104.h index 318d30d..b77d75f 100644 --- a/drm/nouveau/nvkm/engine/fifo/gk104.h +++ b/drm/nouveau/nvkm/engine/fifo/gk104.h @@ -15,4 +15,8 @@ struct gk104_fifo_impl { };
extern struct nvkm_ofuncs gk104_fifo_chan_ofuncs; + +int gm204_fifo_ctor(struct nvkm_object *, struct nvkm_object *, + struct nvkm_oclass *, void *, u32, + struct nvkm_object **); #endif diff --git a/drm/nouveau/nvkm/engine/fifo/gm204.c b/drm/nouveau/nvkm/engine/fifo/gm204.c index 749d525..7596587 100644 --- a/drm/nouveau/nvkm/engine/fifo/gm204.c +++ b/drm/nouveau/nvkm/engine/fifo/gm204.c @@ -31,7 +31,7 @@ gm204_fifo_sclass[] = { {} };
-static int +int gm204_fifo_ctor(struct nvkm_object *parent, struct nvkm_object *engine, struct nvkm_oclass *oclass, void *data, u32 size, struct nvkm_object **pobject) diff --git a/drm/nouveau/nvkm/engine/fifo/gm20b.c b/drm/nouveau/nvkm/engine/fifo/gm20b.c new file mode 100644 index 0000000..4abf547 --- /dev/null +++ b/drm/nouveau/nvkm/engine/fifo/gm20b.c @@ -0,0 +1,34 @@ +/* + * Copyright (c) 2015, NVIDIA CORPORATION. All rights reserved. + * + * 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 AUTHORS OR COPYRIGHT HOLDERS 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" + +struct nvkm_oclass * +gm20b_fifo_oclass = &(struct gk104_fifo_impl) { + .base.handle = NV_ENGINE(FIFO, 0x2b), + .base.ofuncs = &(struct nvkm_ofuncs) { + .ctor = gm204_fifo_ctor, + .dtor = gk104_fifo_dtor, + .init = gk104_fifo_init, + .fini = gk104_fifo_fini, + }, + .channels = 512, +}.base;