From 7c4f87c9e5014541025e05e05a10f7a5e6bcb9a2 Mon Sep 17 00:00:00 2001
From: Ben Skeggs <bskeggs@redhat.com>
Date: Fri, 11 Mar 2016 13:09:28 +1000
Subject: [PATCH] drm/nouveau/fifo/gm107: KeplerChannelGpfifoB, and 2048
 channels

Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
---
 .../drm/nouveau/include/nvkm/engine/fifo.h    |  1 +
 .../gpu/drm/nouveau/nvkm/engine/device/base.c |  2 +-
 .../gpu/drm/nouveau/nvkm/engine/fifo/Kbuild   |  1 +
 .../gpu/drm/nouveau/nvkm/engine/fifo/gm107.c  | 46 +++++++++++++++++++
 4 files changed, 49 insertions(+), 1 deletion(-)
 create mode 100644 drivers/gpu/drm/nouveau/nvkm/engine/fifo/gm107.c

diff --git a/drivers/gpu/drm/nouveau/include/nvkm/engine/fifo.h b/drivers/gpu/drm/nouveau/include/nvkm/engine/fifo.h
index 882401955b301..15ddfcf5e8dbf 100644
--- a/drivers/gpu/drm/nouveau/include/nvkm/engine/fifo.h
+++ b/drivers/gpu/drm/nouveau/include/nvkm/engine/fifo.h
@@ -63,6 +63,7 @@ int gk104_fifo_new(struct nvkm_device *, int, struct nvkm_fifo **);
 int gk110_fifo_new(struct nvkm_device *, int, struct nvkm_fifo **);
 int gk208_fifo_new(struct nvkm_device *, int, struct nvkm_fifo **);
 int gk20a_fifo_new(struct nvkm_device *, int, struct nvkm_fifo **);
+int gm107_fifo_new(struct nvkm_device *, int, struct nvkm_fifo **);
 int gm200_fifo_new(struct nvkm_device *, int, struct nvkm_fifo **);
 int gm20b_fifo_new(struct nvkm_device *, int, struct nvkm_fifo **);
 #endif
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/device/base.c b/drivers/gpu/drm/nouveau/nvkm/engine/device/base.c
index 5cae5eb8efb2b..93436c6c489a3 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/device/base.c
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/device/base.c
@@ -1974,7 +1974,7 @@ nv117_chipset = {
 	.ce[2] = gk104_ce_new,
 	.disp = gm107_disp_new,
 	.dma = gf119_dma_new,
-	.fifo = gk208_fifo_new,
+	.fifo = gm107_fifo_new,
 	.gr = gm107_gr_new,
 	.sw = gf100_sw_new,
 };
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/fifo/Kbuild b/drivers/gpu/drm/nouveau/nvkm/engine/fifo/Kbuild
index ef2c974eb1b06..65e5d291ecda0 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/fifo/Kbuild
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/fifo/Kbuild
@@ -10,6 +10,7 @@ nvkm-y += nvkm/engine/fifo/gk104.o
 nvkm-y += nvkm/engine/fifo/gk110.o
 nvkm-y += nvkm/engine/fifo/gk208.o
 nvkm-y += nvkm/engine/fifo/gk20a.o
+nvkm-y += nvkm/engine/fifo/gm107.o
 nvkm-y += nvkm/engine/fifo/gm200.o
 nvkm-y += nvkm/engine/fifo/gm20b.o
 
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/fifo/gm107.c b/drivers/gpu/drm/nouveau/nvkm/engine/fifo/gm107.c
new file mode 100644
index 0000000000000..6d59d65794a19
--- /dev/null
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/fifo/gm107.c
@@ -0,0 +1,46 @@
+/*
+ * Copyright 2016 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 "gk104.h"
+#include "changk104.h"
+
+static const struct nvkm_fifo_func
+gm107_fifo = {
+	.dtor = gk104_fifo_dtor,
+	.oneinit = gk104_fifo_oneinit,
+	.init = gk104_fifo_init,
+	.fini = gk104_fifo_fini,
+	.intr = gk104_fifo_intr,
+	.uevent_init = gk104_fifo_uevent_init,
+	.uevent_fini = gk104_fifo_uevent_fini,
+	.chan = {
+		&gk110_fifo_gpfifo_oclass,
+		NULL
+	},
+};
+
+int
+gm107_fifo_new(struct nvkm_device *device, int index, struct nvkm_fifo **pfifo)
+{
+	return gk104_fifo_new_(&gm107_fifo, device, index, 2048, pfifo);
+}
-- 
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