nvc0/vp: initial implementation of engine

Will allow use of the engine if firmware (nvXX_fuc085) provided.

Signed-off-by: Maarten Lankhorst <maarten.lankhorst@canonical.com>
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>

diff --git a/drivers/gpu/drm/nouveau/Makefile b/drivers/gpu/drm/nouveau/Makefile
index eb91ee97aef19f37e6799eb478144072e492b129..e84e5cd9de3780d9894ed6407d6baf3b2af91262 100644 (file)
--- a/drivers/gpu/drm/nouveau/Makefile
+++ b/drivers/gpu/drm/nouveau/Makefile
@@ -185,6 +185,7 @@ nouveau-y += core/engine/software/nv10.o
 nouveau-y += core/engine/software/nv50.o
 nouveau-y += core/engine/software/nvc0.o
 nouveau-y += core/engine/vp/nv84.o
+nouveau-y += core/engine/vp/nvc0.o
 nouveau-y += core/engine/vp/nve0.o
 
 # drm/core

diff --git a/drivers/gpu/drm/nouveau/core/engine/vp/nvc0.c b/drivers/gpu/drm/nouveau/core/engine/vp/nvc0.c
new file mode 100644 (file)
index 0000000..f761949
--- /dev/null
+++ b/drivers/gpu/drm/nouveau/core/engine/vp/nvc0.c
@@ -0,0 +1,110 @@
+/*
+ * Copyright 2012 Maarten Lankhorst
+ *
+ * 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: Maarten Lankhorst
+ */
+
+#include <core/falcon.h>
+
+#include <engine/vp.h>
+
+struct nvc0_vp_priv {
+       struct nouveau_falcon base;
+};
+
+/*******************************************************************************
+ * VP object classes
+ ******************************************************************************/
+
+static struct nouveau_oclass
+nvc0_vp_sclass[] = {
+       { 0x90b2, &nouveau_object_ofuncs },
+       {},
+};
+
+/*******************************************************************************
+ * PVP context
+ ******************************************************************************/
+
+static struct nouveau_oclass
+nvc0_vp_cclass = {
+       .handle = NV_ENGCTX(VP, 0xc0),
+       .ofuncs = &(struct nouveau_ofuncs) {
+               .ctor = _nouveau_falcon_context_ctor,
+               .dtor = _nouveau_falcon_context_dtor,
+               .init = _nouveau_falcon_context_init,
+               .fini = _nouveau_falcon_context_fini,
+               .rd32 = _nouveau_falcon_context_rd32,
+               .wr32 = _nouveau_falcon_context_wr32,
+       },
+};
+
+/*******************************************************************************
+ * PVP engine/subdev functions
+ ******************************************************************************/
+
+static int
+nvc0_vp_init(struct nouveau_object *object)
+{
+       struct nvc0_vp_priv *priv = (void *)object;
+       int ret;
+
+       ret = nouveau_falcon_init(&priv->base);
+       if (ret)
+               return ret;
+
+       nv_wr32(priv, 0x085010, 0x0000fff2);
+       nv_wr32(priv, 0x08501c, 0x0000fff2);
+       return 0;
+}
+
+static int
+nvc0_vp_ctor(struct nouveau_object *parent, struct nouveau_object *engine,
+            struct nouveau_oclass *oclass, void *data, u32 size,
+            struct nouveau_object **pobject)
+{
+       struct nvc0_vp_priv *priv;
+       int ret;
+
+       ret = nouveau_falcon_create(parent, engine, oclass, 0x085000, true,
+                                   "PVP", "vp", &priv);
+       *pobject = nv_object(priv);
+       if (ret)
+               return ret;
+
+       nv_subdev(priv)->unit = 0x00020000;
+       nv_engine(priv)->cclass = &nvc0_vp_cclass;
+       nv_engine(priv)->sclass = nvc0_vp_sclass;
+       return 0;
+}
+
+struct nouveau_oclass
+nvc0_vp_oclass = {
+       .handle = NV_ENGINE(VP, 0xc0),
+       .ofuncs = &(struct nouveau_ofuncs) {
+               .ctor = nvc0_vp_ctor,
+               .dtor = _nouveau_falcon_dtor,
+               .init = nvc0_vp_init,
+               .fini = _nouveau_falcon_fini,
+               .rd32 = _nouveau_falcon_rd32,
+               .wr32 = _nouveau_falcon_wr32,
+       },
+};

diff --git a/drivers/gpu/drm/nouveau/core/include/engine/vp.h b/drivers/gpu/drm/nouveau/core/include/engine/vp.h
index d29b78c440735558a794c8cb4b586eed56b6483a..d7b287b115bf8fdb3a795c99ed901377f28af196 100644 (file)
--- a/drivers/gpu/drm/nouveau/core/include/engine/vp.h
+++ b/drivers/gpu/drm/nouveau/core/include/engine/vp.h
@@ -2,6 +2,7 @@
 #define __NOUVEAU_VP_H__
 
 extern struct nouveau_oclass nv84_vp_oclass;
+extern struct nouveau_oclass nvc0_vp_oclass;
 extern struct nouveau_oclass nve0_vp_oclass;
 
 #endif

diff --git a/drivers/gpu/drm/nouveau/core/subdev/device/nvc0.c b/drivers/gpu/drm/nouveau/core/subdev/device/nvc0.c
index e0ad5b104e5035a90d7ace6fa3abca519d3c3ed6..1e20021b6144e3f20f81fbcf61e0fc973f9d85cd 100644 (file)
--- a/drivers/gpu/drm/nouveau/core/subdev/device/nvc0.c
+++ b/drivers/gpu/drm/nouveau/core/subdev/device/nvc0.c
@@ -74,7 +74,7 @@ nvc0_identify(struct nouveau_device *device)
                device->oclass[NVDEV_ENGINE_FIFO   ] = &nvc0_fifo_oclass;
                device->oclass[NVDEV_ENGINE_SW     ] = &nvc0_software_oclass;
                device->oclass[NVDEV_ENGINE_GR     ] = &nvc0_graph_oclass;
-               device->oclass[NVDEV_ENGINE_VP     ] = &nv84_vp_oclass;
+               device->oclass[NVDEV_ENGINE_VP     ] = &nvc0_vp_oclass;
                device->oclass[NVDEV_ENGINE_BSP    ] = &nvc0_bsp_oclass;
                device->oclass[NVDEV_ENGINE_PPP    ] = &nv98_ppp_oclass;
                device->oclass[NVDEV_ENGINE_COPY0  ] = &nvc0_copy0_oclass;
@@ -102,7 +102,7 @@ nvc0_identify(struct nouveau_device *device)
                device->oclass[NVDEV_ENGINE_FIFO   ] = &nvc0_fifo_oclass;
                device->oclass[NVDEV_ENGINE_SW     ] = &nvc0_software_oclass;
                device->oclass[NVDEV_ENGINE_GR     ] = &nvc0_graph_oclass;
-               device->oclass[NVDEV_ENGINE_VP     ] = &nv84_vp_oclass;
+               device->oclass[NVDEV_ENGINE_VP     ] = &nvc0_vp_oclass;
                device->oclass[NVDEV_ENGINE_BSP    ] = &nvc0_bsp_oclass;
                device->oclass[NVDEV_ENGINE_PPP    ] = &nv98_ppp_oclass;
                device->oclass[NVDEV_ENGINE_COPY0  ] = &nvc0_copy0_oclass;
@@ -130,7 +130,7 @@ nvc0_identify(struct nouveau_device *device)
                device->oclass[NVDEV_ENGINE_FIFO   ] = &nvc0_fifo_oclass;
                device->oclass[NVDEV_ENGINE_SW     ] = &nvc0_software_oclass;
                device->oclass[NVDEV_ENGINE_GR     ] = &nvc0_graph_oclass;
-               device->oclass[NVDEV_ENGINE_VP     ] = &nv84_vp_oclass;
+               device->oclass[NVDEV_ENGINE_VP     ] = &nvc0_vp_oclass;
                device->oclass[NVDEV_ENGINE_BSP    ] = &nvc0_bsp_oclass;
                device->oclass[NVDEV_ENGINE_PPP    ] = &nv98_ppp_oclass;
                device->oclass[NVDEV_ENGINE_COPY0  ] = &nvc0_copy0_oclass;
@@ -158,7 +158,7 @@ nvc0_identify(struct nouveau_device *device)
                device->oclass[NVDEV_ENGINE_FIFO   ] = &nvc0_fifo_oclass;
                device->oclass[NVDEV_ENGINE_SW     ] = &nvc0_software_oclass;
                device->oclass[NVDEV_ENGINE_GR     ] = &nvc0_graph_oclass;
-               device->oclass[NVDEV_ENGINE_VP     ] = &nv84_vp_oclass;
+               device->oclass[NVDEV_ENGINE_VP     ] = &nvc0_vp_oclass;
                device->oclass[NVDEV_ENGINE_BSP    ] = &nvc0_bsp_oclass;
                device->oclass[NVDEV_ENGINE_PPP    ] = &nv98_ppp_oclass;
                device->oclass[NVDEV_ENGINE_COPY0  ] = &nvc0_copy0_oclass;
@@ -186,7 +186,7 @@ nvc0_identify(struct nouveau_device *device)
                device->oclass[NVDEV_ENGINE_FIFO   ] = &nvc0_fifo_oclass;
                device->oclass[NVDEV_ENGINE_SW     ] = &nvc0_software_oclass;
                device->oclass[NVDEV_ENGINE_GR     ] = &nvc0_graph_oclass;
-               device->oclass[NVDEV_ENGINE_VP     ] = &nv84_vp_oclass;
+               device->oclass[NVDEV_ENGINE_VP     ] = &nvc0_vp_oclass;
                device->oclass[NVDEV_ENGINE_BSP    ] = &nvc0_bsp_oclass;
                device->oclass[NVDEV_ENGINE_PPP    ] = &nv98_ppp_oclass;
                device->oclass[NVDEV_ENGINE_COPY0  ] = &nvc0_copy0_oclass;
@@ -214,7 +214,7 @@ nvc0_identify(struct nouveau_device *device)
                device->oclass[NVDEV_ENGINE_FIFO   ] = &nvc0_fifo_oclass;
                device->oclass[NVDEV_ENGINE_SW     ] = &nvc0_software_oclass;
                device->oclass[NVDEV_ENGINE_GR     ] = &nvc0_graph_oclass;
-               device->oclass[NVDEV_ENGINE_VP     ] = &nv84_vp_oclass;
+               device->oclass[NVDEV_ENGINE_VP     ] = &nvc0_vp_oclass;
                device->oclass[NVDEV_ENGINE_BSP    ] = &nvc0_bsp_oclass;
                device->oclass[NVDEV_ENGINE_PPP    ] = &nv98_ppp_oclass;
                device->oclass[NVDEV_ENGINE_COPY0  ] = &nvc0_copy0_oclass;
@@ -242,7 +242,7 @@ nvc0_identify(struct nouveau_device *device)
                device->oclass[NVDEV_ENGINE_FIFO   ] = &nvc0_fifo_oclass;
                device->oclass[NVDEV_ENGINE_SW     ] = &nvc0_software_oclass;
                device->oclass[NVDEV_ENGINE_GR     ] = &nvc0_graph_oclass;
-               device->oclass[NVDEV_ENGINE_VP     ] = &nv84_vp_oclass;
+               device->oclass[NVDEV_ENGINE_VP     ] = &nvc0_vp_oclass;
                device->oclass[NVDEV_ENGINE_BSP    ] = &nvc0_bsp_oclass;
                device->oclass[NVDEV_ENGINE_PPP    ] = &nv98_ppp_oclass;
                device->oclass[NVDEV_ENGINE_COPY0  ] = &nvc0_copy0_oclass;
@@ -270,7 +270,7 @@ nvc0_identify(struct nouveau_device *device)
                device->oclass[NVDEV_ENGINE_FIFO   ] = &nvc0_fifo_oclass;
                device->oclass[NVDEV_ENGINE_SW     ] = &nvc0_software_oclass;
                device->oclass[NVDEV_ENGINE_GR     ] = &nvc0_graph_oclass;
-               device->oclass[NVDEV_ENGINE_VP     ] = &nv84_vp_oclass;
+               device->oclass[NVDEV_ENGINE_VP     ] = &nvc0_vp_oclass;
                device->oclass[NVDEV_ENGINE_BSP    ] = &nvc0_bsp_oclass;
                device->oclass[NVDEV_ENGINE_PPP    ] = &nv98_ppp_oclass;
                device->oclass[NVDEV_ENGINE_COPY0  ] = &nvc0_copy0_oclass;