Adding upstream version 6.1.76.upstream/6.1.76

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 64 insertions, 0 deletions

diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/ce/gv100.c b/drivers/gpu/drm/nouveau/nvkm/engine/ce/gv100.c
new file mode 100644
index 000000000..44021d139
--- /dev/null
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/ce/gv100.c
@@ -0,0 +1,64 @@
+/*
+ * Copyright 2018 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"
+
+#include <core/gpuobj.h>
+#include <core/object.h>
+
+#include <nvif/class.h>
+
+static int
+gv100_ce_cclass_bind(struct nvkm_object *object, struct nvkm_gpuobj *parent, int align,
+		     struct nvkm_gpuobj **pgpuobj)
+{
+	struct nvkm_device *device = object->engine->subdev.device;
+	u32 size;
+
+	/* Allocate fault method buffer (magics come from nvgpu). */
+	size = nvkm_rd32(device, 0x104028); /* NV_PCE_PCE_MAP */
+	size = 27 * 5 * (((9 + 1 + 3) * hweight32(size)) + 2);
+	size = roundup(size, PAGE_SIZE);
+
+	return nvkm_gpuobj_new(device, size, align, true, parent, pgpuobj);
+}
+
+const struct nvkm_object_func
+gv100_ce_cclass = {
+	.bind = gv100_ce_cclass_bind,
+};
+
+static const struct nvkm_engine_func
+gv100_ce = {
+	.intr = gp100_ce_intr,
+	.cclass = &gv100_ce_cclass,
+	.sclass = {
+		{ -1, -1, VOLTA_DMA_COPY_A },
+		{}
+	}
+};
+
+int
+gv100_ce_new(struct nvkm_device *device, enum nvkm_subdev_type type, int inst,
+	     struct nvkm_engine **pengine)
+{
+	return nvkm_engine_new_(&gv100_ce, device, type, inst, true, pengine);
+}