GK20A's FIFO is compatible with NVE0, but only features 128 channels and
1 runlist.
Signed-off-by: Alexandre Courbot <acour...@nvidia.com>
---
drivers/gpu/drm/nouveau/Makefile | 1 +
drivers/gpu/drm/nouveau/core/engine/fifo/nve0.h | 1 +
drivers/gpu/drm/nouveau/core/engine/fifo/nvea.c | 35 ++++++++++++++++++++++
drivers/gpu/drm/nouveau/core/include/engine/fifo.h | 1 +
4 files changed, 38 insertions(+)
create mode 100644 drivers/gpu/drm/nouveau/core/engine/fifo/nvea.c
diff --git a/drivers/gpu/drm/nouveau/Makefile b/drivers/gpu/drm/nouveau/Makefile
index d310c195bdfe..a90087bbdf88 100644
--- a/drivers/gpu/drm/nouveau/Makefile
+++ b/drivers/gpu/drm/nouveau/Makefile
@@ -237,6 +237,7 @@ 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/nvea.o
nouveau-y += core/engine/fifo/nv108.o
nouveau-y += core/engine/graph/ctxnv40.o
nouveau-y += core/engine/graph/ctxnv50.o
diff --git a/drivers/gpu/drm/nouveau/core/engine/fifo/nve0.h
b/drivers/gpu/drm/nouveau/core/engine/fifo/nve0.h
index 014344ebee66..e96b32bb1bbc 100644
--- a/drivers/gpu/drm/nouveau/core/engine/fifo/nve0.h
+++ b/drivers/gpu/drm/nouveau/core/engine/fifo/nve0.h
@@ -8,6 +8,7 @@ int nve0_fifo_ctor(struct nouveau_object *, struct
nouveau_object *,
struct nouveau_object **);
void nve0_fifo_dtor(struct nouveau_object *);
int nve0_fifo_init(struct nouveau_object *);
+int nve0_fifo_fini(struct nouveau_object *, bool);
struct nve0_fifo_impl {
struct nouveau_oclass base;
diff --git a/drivers/gpu/drm/nouveau/core/engine/fifo/nvea.c
b/drivers/gpu/drm/nouveau/core/engine/fifo/nvea.c
new file mode 100644
index 000000000000..5e3a9514df5d
--- /dev/null
+++ b/drivers/gpu/drm/nouveau/core/engine/fifo/nvea.c
@@ -0,0 +1,35 @@
+/*
+ * Copyright (c) 2014, 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 "nve0.h"
+
+struct nouveau_oclass *
+nvea_fifo_oclass = &(struct nve0_fifo_impl) {
+ .base.handle = NV_ENGINE(FIFO, 0xea),
+ .base.ofuncs = &(struct nouveau_ofuncs) {
+ .ctor = nve0_fifo_ctor,
+ .dtor = nve0_fifo_dtor,
+ .init = nve0_fifo_init,
+ .fini = nve0_fifo_fini,
+ },
+ .channels = 128,
+}.base;
diff --git a/drivers/gpu/drm/nouveau/core/include/engine/fifo.h
b/drivers/gpu/drm/nouveau/core/include/engine/fifo.h
index 26b6b2bb1112..823356f45137 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 *nvea_fifo_oclass;
extern struct nouveau_oclass *nv108_fifo_oclass;
void nv04_fifo_intr(struct nouveau_subdev *);
--
1.9.1
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