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-rw-r--r--drivers/gpu/drm/nouveau/include/nvkm/subdev/mmu.h1
-rw-r--r--drivers/gpu/drm/nouveau/nvkm/engine/device/base.c2
-rw-r--r--drivers/gpu/drm/nouveau/nvkm/subdev/mmu/Kbuild1
-rw-r--r--drivers/gpu/drm/nouveau/nvkm/subdev/mmu/gm20b.c43
4 files changed, 46 insertions, 1 deletions
diff --git a/drivers/gpu/drm/nouveau/include/nvkm/subdev/mmu.h b/drivers/gpu/drm/nouveau/include/nvkm/subdev/mmu.h
index 989fd2897f6d..805d36b049b8 100644
--- a/drivers/gpu/drm/nouveau/include/nvkm/subdev/mmu.h
+++ b/drivers/gpu/drm/nouveau/include/nvkm/subdev/mmu.h
@@ -72,4 +72,5 @@ int gf100_mmu_new(struct nvkm_device *, int, struct nvkm_mmu **);
int gk104_mmu_new(struct nvkm_device *, int, struct nvkm_mmu **);
int gk20a_mmu_new(struct nvkm_device *, int, struct nvkm_mmu **);
int gm200_mmu_new(struct nvkm_device *, int, struct nvkm_mmu **);
+int gm20b_mmu_new(struct nvkm_device *, int, struct nvkm_mmu **);
#endif
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/device/base.c b/drivers/gpu/drm/nouveau/nvkm/engine/device/base.c
index c4cd89a7be70..d99093435c25 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/device/base.c
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/device/base.c
@@ -2140,7 +2140,7 @@ nv12b_chipset = {
.imem = gk20a_instmem_new,
.ltc = gm200_ltc_new,
.mc = gk20a_mc_new,
- .mmu = gf100_mmu_new,
+ .mmu = gm20b_mmu_new,
.pmu = gm20b_pmu_new,
.secboot = gm20b_secboot_new,
.timer = gk20a_timer_new,
diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/Kbuild b/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/Kbuild
index b5b260d2fb88..278041ffc940 100644
--- a/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/Kbuild
+++ b/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/Kbuild
@@ -8,3 +8,4 @@ nvkm-y += nvkm/subdev/mmu/gf100.o
nvkm-y += nvkm/subdev/mmu/gk104.o
nvkm-y += nvkm/subdev/mmu/gk20a.o
nvkm-y += nvkm/subdev/mmu/gm200.o
+nvkm-y += nvkm/subdev/mmu/gm20b.o
diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/gm20b.c b/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/gm20b.c
new file mode 100644
index 000000000000..06e49a9c8a9f
--- /dev/null
+++ b/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/gm20b.c
@@ -0,0 +1,43 @@
+/*
+ * Copyright 2017 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.
+ */
+#include "priv.h"
+
+static const struct nvkm_mmu_func
+gm20b_mmu = {
+ .limit = (1ULL << 40),
+ .dma_bits = 40,
+ .pgt_bits = 27 - 12,
+ .spg_shift = 12,
+ .lpg_shift = 17,
+ .create = gf100_vm_create,
+ .map_pgt = gf100_vm_map_pgt,
+ .map = gf100_vm_map,
+ .map_sg = gf100_vm_map_sg,
+ .unmap = gf100_vm_unmap,
+ .flush = gf100_vm_flush,
+};
+
+int
+gm20b_mmu_new(struct nvkm_device *device, int index, struct nvkm_mmu **pmmu)
+{
+ return nvkm_mmu_new_(&gm20b_mmu, device, index, pmmu);
+}