GK20A's FIFO is compatible with NVE0, but only features 128 channels and
1 runlist.
Signed-off-by: Alexandre Courbot <acourbot@xxxxxxxxxx>
---
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 | 27 ++++++++++++++++++++++
drivers/gpu/drm/nouveau/core/include/engine/fifo.h | 1 +
4 files changed, 30 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 e88145b..6c4b76d 100644
--- a/drivers/gpu/drm/nouveau/Makefile
+++ b/drivers/gpu/drm/nouveau/Makefile
@@ -236,6 +236,7 @@ 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 014344e..e96b32b 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 0000000..16f8905
--- /dev/null
+++ b/drivers/gpu/drm/nouveau/core/engine/fifo/nvea.c
@@ -0,0 +1,27 @@
+/*
+ * Copyright (c) 2014, NVIDIA Corporation. All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms and conditions of the GNU General Public License,
+ * version 2, as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
+ * more details.
+ *
+ */
+
+#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 26b6b2b..823356f 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 *);
--
1.8.5.3
--
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