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 nvkm_device *device = (void *)parent;
58 	struct nv50_disp *disp;
59 	int heads = nvkm_rd32(device, 0x022448);
60 	int ret;
61 
62 	ret = nvkm_disp_create(parent, engine, oclass, heads,
63 			       "PDISP", "display", &disp);
64 	*pobject = nv_object(disp);
65 	if (ret)
66 		return ret;
67 
68 	ret = nvkm_event_init(&gf110_disp_chan_uevent, 1, 17, &disp->uevent);
69 	if (ret)
70 		return ret;
71 
72 	nv_engine(disp)->sclass = gk110_disp_main_oclass;
73 	nv_engine(disp)->cclass = &nv50_disp_cclass;
74 	nv_subdev(disp)->intr = gf110_disp_intr;
75 	INIT_WORK(&disp->supervisor, gf110_disp_intr_supervisor);
76 	disp->sclass = gk110_disp_sclass;
77 	disp->head.nr = heads;
78 	disp->dac.nr = 3;
79 	disp->sor.nr = 4;
80 	disp->dac.power = nv50_dac_power;
81 	disp->dac.sense = nv50_dac_sense;
82 	disp->sor.power = nv50_sor_power;
83 	disp->sor.hda_eld = gf110_hda_eld;
84 	disp->sor.hdmi = gk104_hdmi_ctrl;
85 	return 0;
86 }
87 
88 struct nvkm_oclass *
89 gk110_disp_oclass = &(struct nv50_disp_impl) {
90 	.base.base.handle = NV_ENGINE(DISP, 0x92),
91 	.base.base.ofuncs = &(struct nvkm_ofuncs) {
92 		.ctor = gk110_disp_ctor,
93 		.dtor = _nvkm_disp_dtor,
94 		.init = _nvkm_disp_init,
95 		.fini = _nvkm_disp_fini,
96 	},
97 	.base.vblank = &gf110_disp_vblank_func,
98 	.base.outp =  gf110_disp_outp_sclass,
99 	.mthd.core = &gk104_disp_core_mthd_chan,
100 	.mthd.base = &gf110_disp_base_mthd_chan,
101 	.mthd.ovly = &gk104_disp_ovly_mthd_chan,
102 	.mthd.prev = -0x020000,
103 	.head.scanoutpos = gf110_disp_main_scanoutpos,
104 }.base.base;
105