diff options
Diffstat (limited to 'drivers/gpu/drm/nouveau/core/engine/bsp/nv84.c')
| -rw-r--r-- | drivers/gpu/drm/nouveau/core/engine/bsp/nv84.c | 175 |
1 files changed, 175 insertions, 0 deletions
diff --git a/drivers/gpu/drm/nouveau/core/engine/bsp/nv84.c b/drivers/gpu/drm/nouveau/core/engine/bsp/nv84.c new file mode 100644 index 000000000000..66f7dfd907ee --- /dev/null +++ b/drivers/gpu/drm/nouveau/core/engine/bsp/nv84.c @@ -0,0 +1,175 @@ +/* + * Copyright 2012 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 <core/os.h> +#include <core/class.h> +#include <core/engctx.h> + +#include <engine/bsp.h> + +struct nv84_bsp_priv { + struct nouveau_bsp base; +}; + +struct nv84_bsp_chan { + struct nouveau_bsp_chan base; +}; + +/******************************************************************************* + * BSP object classes + ******************************************************************************/ + +static struct nouveau_oclass +nv84_bsp_sclass[] = { + {}, +}; + +/******************************************************************************* + * BSP context + ******************************************************************************/ + +static int +nv84_bsp_context_ctor(struct nouveau_object *parent, + struct nouveau_object *engine, + struct nouveau_oclass *oclass, void *data, u32 size, + struct nouveau_object **pobject) +{ + struct nv84_bsp_chan *priv; + int ret; + + ret = nouveau_bsp_context_create(parent, engine, oclass, NULL, + 0, 0, 0, &priv); + *pobject = nv_object(priv); + if (ret) + return ret; + + return 0; +} + +static void +nv84_bsp_context_dtor(struct nouveau_object *object) +{ + struct nv84_bsp_chan *priv = (void *)object; + nouveau_bsp_context_destroy(&priv->base); +} + +static int +nv84_bsp_context_init(struct nouveau_object *object) +{ + struct nv84_bsp_chan *priv = (void *)object; + int ret; + + ret = nouveau_bsp_context_init(&priv->base); + if (ret) + return ret; + + return 0; +} + +static int +nv84_bsp_context_fini(struct nouveau_object *object, bool suspend) +{ + struct nv84_bsp_chan *priv = (void *)object; + return nouveau_bsp_context_fini(&priv->base, suspend); +} + +static struct nouveau_oclass +nv84_bsp_cclass = { + .handle = NV_ENGCTX(BSP, 0x84), + .ofuncs = &(struct nouveau_ofuncs) { + .ctor = nv84_bsp_context_ctor, + .dtor = nv84_bsp_context_dtor, + .init = nv84_bsp_context_init, + .fini = nv84_bsp_context_fini, + .rd32 = _nouveau_bsp_context_rd32, + .wr32 = _nouveau_bsp_context_wr32, + }, +}; + +/******************************************************************************* + * BSP engine/subdev functions + ******************************************************************************/ + +static void +nv84_bsp_intr(struct nouveau_subdev *subdev) +{ +} + +static int +nv84_bsp_ctor(struct nouveau_object *parent, struct nouveau_object *engine, + struct nouveau_oclass *oclass, void *data, u32 size, + struct nouveau_object **pobject) +{ + struct nv84_bsp_priv *priv; + int ret; + + ret = nouveau_bsp_create(parent, engine, oclass, &priv); + *pobject = nv_object(priv); + if (ret) + return ret; + + nv_subdev(priv)->unit = 0x04008000; + nv_subdev(priv)->intr = nv84_bsp_intr; + nv_engine(priv)->cclass = &nv84_bsp_cclass; + nv_engine(priv)->sclass = nv84_bsp_sclass; + return 0; +} + +static void +nv84_bsp_dtor(struct nouveau_object *object) +{ + struct nv84_bsp_priv *priv = (void *)object; + nouveau_bsp_destroy(&priv->base); +} + +static int +nv84_bsp_init(struct nouveau_object *object) +{ + struct nv84_bsp_priv *priv = (void *)object; + int ret; + + ret = nouveau_bsp_init(&priv->base); + if (ret) + return ret; + + return 0; +} + +static int +nv84_bsp_fini(struct nouveau_object *object, bool suspend) +{ + struct nv84_bsp_priv *priv = (void *)object; + return nouveau_bsp_fini(&priv->base, suspend); +} + +struct nouveau_oclass +nv84_bsp_oclass = { + .handle = NV_ENGINE(BSP, 0x84), + .ofuncs = &(struct nouveau_ofuncs) { + .ctor = nv84_bsp_ctor, + .dtor = nv84_bsp_dtor, + .init = nv84_bsp_init, + .fini = nv84_bsp_fini, + }, +}; |