From 57f0f512b273f60d52568b8c6b77e17f5636edc0 Mon Sep 17 00:00:00 2001 From: André Fabian Silva Delgado Date: Wed, 5 Aug 2015 17:04:01 -0300 Subject: Initial import --- drivers/gpu/drm/nouveau/nvkm/subdev/mc/nv44.c | 53 +++++++++++++++++++++++++++ 1 file changed, 53 insertions(+) create mode 100644 drivers/gpu/drm/nouveau/nvkm/subdev/mc/nv44.c (limited to 'drivers/gpu/drm/nouveau/nvkm/subdev/mc/nv44.c') diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/mc/nv44.c b/drivers/gpu/drm/nouveau/nvkm/subdev/mc/nv44.c new file mode 100644 index 000000000..2c7f7c701 --- /dev/null +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/mc/nv44.c @@ -0,0 +1,53 @@ +/* + * 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 "nv04.h" + +int +nv44_mc_init(struct nvkm_object *object) +{ + struct nv04_mc_priv *priv = (void *)object; + u32 tmp = nv_rd32(priv, 0x10020c); + + nv_wr32(priv, 0x000200, 0xffffffff); /* everything enabled */ + + nv_wr32(priv, 0x001700, tmp); + nv_wr32(priv, 0x001704, 0); + nv_wr32(priv, 0x001708, 0); + nv_wr32(priv, 0x00170c, tmp); + + return nvkm_mc_init(&priv->base); +} + +struct nvkm_oclass * +nv44_mc_oclass = &(struct nvkm_mc_oclass) { + .base.handle = NV_SUBDEV(MC, 0x44), + .base.ofuncs = &(struct nvkm_ofuncs) { + .ctor = nv04_mc_ctor, + .dtor = _nvkm_mc_dtor, + .init = nv44_mc_init, + .fini = _nvkm_mc_fini, + }, + .intr = nv04_mc_intr, + .msi_rearm = nv40_mc_msi_rearm, +}.base; -- cgit v1.2.3-54-g00ecf