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/*
* 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 <subdev/bios.h>
#include <subdev/bios/dcb.h>
#include <subdev/bios/disp.h>
#include <subdev/bios/init.h>
#include <subdev/devinit.h>
#include <subdev/vga.h>
struct nv50_devinit_priv {
struct nouveau_devinit base;
};
static int
nv50_devinit_ctor(struct nouveau_object *parent, struct nouveau_object *engine,
struct nouveau_oclass *oclass, void *data, u32 size,
struct nouveau_object **pobject)
{
struct nv50_devinit_priv *priv;
int ret;
ret = nouveau_devinit_create(parent, engine, oclass, &priv);
*pobject = nv_object(priv);
if (ret)
return ret;
return 0;
}
static void
nv50_devinit_dtor(struct nouveau_object *object)
{
struct nv50_devinit_priv *priv = (void *)object;
nouveau_devinit_destroy(&priv->base);
}
static int
nv50_devinit_init(struct nouveau_object *object)
{
struct nouveau_bios *bios = nouveau_bios(object);
struct nv50_devinit_priv *priv = (void *)object;
struct nvbios_outp info;
struct dcb_output outp;
u8 ver = 0xff, hdr, cnt, len;
int ret, i = 0;
if (!priv->base.post) {
if (!nv_rdvgac(priv, 0, 0x00) &&
!nv_rdvgac(priv, 0, 0x1a)) {
nv_info(priv, "adaptor not initialised\n");
priv->base.post = true;
}
}
ret = nouveau_devinit_init(&priv->base);
if (ret)
return ret;
/* if we ran the init tables, execute first script pointer for each
* display table output entry that has a matching dcb entry.
*/
while (priv->base.post && ver) {
u16 data = nvbios_outp_parse(bios, i++, &ver, &hdr, &cnt, &len, &info);
if (data && dcb_outp_match(bios, info.type, info.mask, &ver, &len, &outp)) {
struct nvbios_init init = {
.subdev = nv_subdev(priv),
.bios = bios,
.offset = info.script[0],
.outp = &outp,
.crtc = -1,
.execute = 1,
};
nvbios_exec(&init);
}
};
return 0;
}
static int
nv50_devinit_fini(struct nouveau_object *object, bool suspend)
{
struct nv50_devinit_priv *priv = (void *)object;
return nouveau_devinit_fini(&priv->base, suspend);
}
struct nouveau_oclass
nv50_devinit_oclass = {
.handle = NV_SUBDEV(DEVINIT, 0x50),
.ofuncs = &(struct nouveau_ofuncs) {
.ctor = nv50_devinit_ctor,
.dtor = nv50_devinit_dtor,
.init = nv50_devinit_init,
.fini = nv50_devinit_fini,
},
};
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