drm/nouveau/pm: namespace + nvidia gpu names (no binary change)

The namespace of NVKM is being changed to nvkm_ instead of nouveau_,
which will be used for the DRM part of the driver.  This is being
done in order to make it very clear as to what part of the driver a
given symbol belongs to, and as a minor step towards splitting the
DRM driver out to be able to stand on its own (for virt).

Because there's already a large amount of churn here anyway, this is
as good a time as any to also switch to NVIDIA's device and chipset
naming to ease collaboration with them.

A comparison of objdump disassemblies proves no code changes.

Signed-off-by: Ben Skeggs <bskeggs@redhat.com>

1 files changed, 83 insertions, 0 deletions

diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/pm/gt215.c b/drivers/gpu/drm/nouveau/nvkm/engine/pm/gt215.c
new file mode 100644
index 000000000000..d065bfc59bbf
--- /dev/null
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/pm/gt215.c
@@ -0,0 +1,83 @@
+/*
+ * Copyright 2013 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 "nv40.h"
+
+static const struct nvkm_specdom
+gt215_pm[] = {
+	{ 0x20, (const struct nvkm_specsig[]) {
+			{}
+		}, &nv40_perfctr_func },
+	{ 0x20, (const struct nvkm_specsig[]) {
+			{}
+		}, &nv40_perfctr_func },
+	{ 0x20, (const struct nvkm_specsig[]) {
+			{}
+		}, &nv40_perfctr_func },
+	{ 0x20, (const struct nvkm_specsig[]) {
+			{}
+		}, &nv40_perfctr_func },
+	{ 0x20, (const struct nvkm_specsig[]) {
+			{}
+		}, &nv40_perfctr_func },
+	{ 0x20, (const struct nvkm_specsig[]) {
+			{}
+		}, &nv40_perfctr_func },
+	{ 0x20, (const struct nvkm_specsig[]) {
+			{}
+		}, &nv40_perfctr_func },
+	{ 0x20, (const struct nvkm_specsig[]) {
+			{}
+		}, &nv40_perfctr_func },
+	{}
+};
+
+static int
+gt215_pm_ctor(struct nvkm_object *parent, struct nvkm_object *engine,
+	      struct nvkm_oclass *oclass, void *data, u32 size,
+	      struct nvkm_object **object)
+{
+	int ret = nv40_pm_ctor(parent, engine, oclass, data, size, object);
+	if (ret == 0) {
+		struct nv40_pm_priv *priv = (void *)*object;
+		ret = nvkm_perfdom_new(&priv->base, "pwr", 0, 0, 0, 0,
+				       gt215_pm_pwr);
+		if (ret)
+			return ret;
+
+		priv->base.last = 3;
+	}
+	return ret;
+}
+
+struct nvkm_oclass *
+gt215_pm_oclass = &(struct nv40_pm_oclass) {
+	.base.handle = NV_ENGINE(PM, 0xa3),
+	.base.ofuncs = &(struct nvkm_ofuncs) {
+		.ctor = gt215_pm_ctor,
+		.dtor = _nvkm_pm_dtor,
+		.init = _nvkm_pm_init,
+		.fini = _nvkm_pm_fini,
+	},
+	.doms = gt215_pm,
+}.base;