kernel/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
  32 static struct nvkm_oclass
  33 gk110_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
  42 static struct nvkm_oclass
  43 gk110_disp_main_oclass[] = {
  44         { GK110_DISP, &gf110_disp_main_ofuncs },
  45         {}
  46 };
  47
  48 /*******************************************************************************
  49  * Display engine implementation
  50  ******************************************************************************/
  51
  52 static int
  53 gk110_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
  87 struct nvkm_oclass *
  88 gk110_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;