LXR linux/drivers/gpu/drm/nouveau/nvkm/engine/disp/gk110.c

   1/*
   2 * Copyright 2012 Red Hat Inc.
   3 *
   4 * Permission is hereby granted, free of charge, to any person obtaining a
   5 * copy of this software and associated documentation files (the "Software"),
   6 * to deal in the Software without restriction, including without limitation
   7 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
   8 * and/or sell copies of the Software, and to permit persons to whom the
   9 * Software is furnished to do so, subject to the following conditions:
  10 *
  11 * The above copyright notice and this permission notice shall be included in
  12 * all copies or substantial portions of the Software.
  13 *
  14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
  17 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
  18 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
  19 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
  20 * OTHER DEALINGS IN THE SOFTWARE.
  21 *
  22 * Authors: Ben Skeggs
  23 */
  24#include "nv50.h"
  25
  26#include <nvif/class.h>
  27
  28/*******************************************************************************
  29 * Base display object
  30 ******************************************************************************/
  31
  32static struct nvkm_oclass
  33gk110_disp_sclass[] = {
  34        { GK110_DISP_CORE_CHANNEL_DMA, &gf110_disp_core_ofuncs.base },
  35        { GK110_DISP_BASE_CHANNEL_DMA, &gf110_disp_base_ofuncs.base },
  36        { GK104_DISP_OVERLAY_CONTROL_DMA, &gf110_disp_ovly_ofuncs.base },
  37        { GK104_DISP_OVERLAY, &gf110_disp_oimm_ofuncs.base },
  38        { GK104_DISP_CURSOR, &gf110_disp_curs_ofuncs.base },
  39        {}
  40};
  41
  42static struct nvkm_oclass
  43gk110_disp_main_oclass[] = {
  44        { GK110_DISP, &gf110_disp_main_ofuncs },
  45        {}
  46};
  47
  48/*******************************************************************************
  49 * Display engine implementation
  50 ******************************************************************************/
  51
  52static int
  53gk110_disp_ctor(struct nvkm_object *parent, struct nvkm_object *engine,
  54                struct nvkm_oclass *oclass, void *data, u32 size,
  55                struct nvkm_object **pobject)
  56{
  57        struct nv50_disp_priv *priv;
  58        int heads = nv_rd32(parent, 0x022448);
  59        int ret;
  60
  61        ret = nvkm_disp_create(parent, engine, oclass, heads,
  62                               "PDISP", "display", &priv);
  63        *pobject = nv_object(priv);
  64        if (ret)
  65                return ret;
  66
  67        ret = nvkm_event_init(&gf110_disp_chan_uevent, 1, 17, &priv->uevent);
  68        if (ret)
  69                return ret;
  70
  71        nv_engine(priv)->sclass = gk110_disp_main_oclass;
  72        nv_engine(priv)->cclass = &nv50_disp_cclass;
  73        nv_subdev(priv)->intr = gf110_disp_intr;
  74        INIT_WORK(&priv->supervisor, gf110_disp_intr_supervisor);
  75        priv->sclass = gk110_disp_sclass;
  76        priv->head.nr = heads;
  77        priv->dac.nr = 3;
  78        priv->sor.nr = 4;
  79        priv->dac.power = nv50_dac_power;
  80        priv->dac.sense = nv50_dac_sense;
  81        priv->sor.power = nv50_sor_power;
  82        priv->sor.hda_eld = gf110_hda_eld;
  83        priv->sor.hdmi = gk104_hdmi_ctrl;
  84        return 0;
  85}
  86
  87struct nvkm_oclass *
  88gk110_disp_oclass = &(struct nv50_disp_impl) {
  89        .base.base.handle = NV_ENGINE(DISP, 0x92),
  90        .base.base.ofuncs = &(struct nvkm_ofuncs) {
  91                .ctor = gk110_disp_ctor,
  92                .dtor = _nvkm_disp_dtor,
  93                .init = _nvkm_disp_init,
  94                .fini = _nvkm_disp_fini,
  95        },
  96        .base.vblank = &gf110_disp_vblank_func,
  97        .base.outp =  gf110_disp_outp_sclass,
  98        .mthd.core = &gk104_disp_core_mthd_chan,
  99        .mthd.base = &gf110_disp_base_mthd_chan,
 100        .mthd.ovly = &gk104_disp_ovly_mthd_chan,
 101        .mthd.prev = -0x020000,
 102        .head.scanoutpos = gf110_disp_main_scanoutpos,
 103}.base.base;
 104