X-Git-Url: https://gerrit.opnfv.org/gerrit/gitweb?a=blobdiff_plain;f=kernel%2Fdrivers%2Fgpu%2Fdrm%2Fnouveau%2Fnvkm%2Fengine%2Fmsvld%2Fg98.c;fp=kernel%2Fdrivers%2Fgpu%2Fdrm%2Fnouveau%2Fnvkm%2Fengine%2Fmsvld%2Fg98.c;h=c8a6b4ef52a1a2170273317362a61328bf6e0205;hb=9ca8dbcc65cfc63d6f5ef3312a33184e1d726e00;hp=0000000000000000000000000000000000000000;hpb=98260f3884f4a202f9ca5eabed40b1354c489b29;p=kvmfornfv.git diff --git a/kernel/drivers/gpu/drm/nouveau/nvkm/engine/msvld/g98.c b/kernel/drivers/gpu/drm/nouveau/nvkm/engine/msvld/g98.c new file mode 100644 index 000000000..c8a6b4ef5 --- /dev/null +++ b/kernel/drivers/gpu/drm/nouveau/nvkm/engine/msvld/g98.c @@ -0,0 +1,110 @@ +/* + * 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, Maarten Lankhorst, Ilia Mirkin + */ +#include +#include + +struct g98_msvld_priv { + struct nvkm_falcon base; +}; + +/******************************************************************************* + * MSVLD object classes + ******************************************************************************/ + +static struct nvkm_oclass +g98_msvld_sclass[] = { + { 0x88b1, &nvkm_object_ofuncs }, + { 0x85b1, &nvkm_object_ofuncs }, + { 0x86b1, &nvkm_object_ofuncs }, + {}, +}; + +/******************************************************************************* + * PMSVLD context + ******************************************************************************/ + +static struct nvkm_oclass +g98_msvld_cclass = { + .handle = NV_ENGCTX(MSVLD, 0x98), + .ofuncs = &(struct nvkm_ofuncs) { + .ctor = _nvkm_falcon_context_ctor, + .dtor = _nvkm_falcon_context_dtor, + .init = _nvkm_falcon_context_init, + .fini = _nvkm_falcon_context_fini, + .rd32 = _nvkm_falcon_context_rd32, + .wr32 = _nvkm_falcon_context_wr32, + }, +}; + +/******************************************************************************* + * PMSVLD engine/subdev functions + ******************************************************************************/ + +static int +g98_msvld_init(struct nvkm_object *object) +{ + struct g98_msvld_priv *priv = (void *)object; + int ret; + + ret = nvkm_falcon_init(&priv->base); + if (ret) + return ret; + + nv_wr32(priv, 0x084010, 0x0000ffd2); + nv_wr32(priv, 0x08401c, 0x0000fff2); + return 0; +} + +static int +g98_msvld_ctor(struct nvkm_object *parent, struct nvkm_object *engine, + struct nvkm_oclass *oclass, void *data, u32 size, + struct nvkm_object **pobject) +{ + struct g98_msvld_priv *priv; + int ret; + + ret = nvkm_falcon_create(parent, engine, oclass, 0x084000, true, + "PMSVLD", "msvld", &priv); + *pobject = nv_object(priv); + if (ret) + return ret; + + nv_subdev(priv)->unit = 0x04008000; + nv_engine(priv)->cclass = &g98_msvld_cclass; + nv_engine(priv)->sclass = g98_msvld_sclass; + return 0; +} + +struct nvkm_oclass +g98_msvld_oclass = { + .handle = NV_ENGINE(MSVLD, 0x98), + .ofuncs = &(struct nvkm_ofuncs) { + .ctor = g98_msvld_ctor, + .dtor = _nvkm_falcon_dtor, + .init = g98_msvld_init, + .fini = _nvkm_falcon_fini, + .rd32 = _nvkm_falcon_rd32, + .wr32 = _nvkm_falcon_wr32, + }, +};