xref: /linux/drivers/gpu/drm/nouveau/nvkm/engine/disp/gp100.c (revision 2c55d703391acf7e9101da596d0c15ee03b318a3)
1 /*
2  * Copyright 2015 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 <bskeggs@redhat.com>
23  */
24 #include "priv.h"
25 #include "chan.h"
26 #include "head.h"
27 #include "ior.h"
28 
29 #include <nvif/class.h>
30 
31 static const struct nvkm_ior_func
32 gp100_sor = {
33 	.route = {
34 		.get = gm200_sor_route_get,
35 		.set = gm200_sor_route_set,
36 	},
37 	.state = gf119_sor_state,
38 	.power = nv50_sor_power,
39 	.clock = gf119_sor_clock,
40 	.hdmi = &gm200_sor_hdmi,
41 	.dp = &gm200_sor_dp,
42 	.hda = &gf119_sor_hda,
43 };
44 
45 int
46 gp100_sor_new(struct nvkm_disp *disp, int id)
47 {
48 	struct nvkm_device *device = disp->engine.subdev.device;
49 	u32 hda;
50 
51 	if (!((hda = nvkm_rd32(device, 0x08a15c)) & 0x40000000))
52 		hda = nvkm_rd32(device, 0x10ebb0) >> 8;
53 
54 	return nvkm_ior_new_(&gp100_sor, disp, SOR, id, hda & BIT(id));
55 }
56 
57 static const struct nvkm_disp_func
58 gp100_disp = {
59 	.oneinit = nv50_disp_oneinit,
60 	.init = gf119_disp_init,
61 	.fini = gf119_disp_fini,
62 	.intr = gf119_disp_intr,
63 	.intr_error = gf119_disp_intr_error,
64 	.super = gf119_disp_super,
65 	.uevent = &gf119_disp_chan_uevent,
66 	.head = { .cnt = gf119_head_cnt, .new = gf119_head_new },
67 	.sor = { .cnt = gf119_sor_cnt, .new = gp100_sor_new },
68 	.root = { 0,0,GP100_DISP },
69 	.user = {
70 		{{0,0,GK104_DISP_CURSOR             }, nvkm_disp_chan_new, &gf119_disp_curs },
71 		{{0,0,GK104_DISP_OVERLAY            }, nvkm_disp_chan_new, &gf119_disp_oimm },
72 		{{0,0,GK110_DISP_BASE_CHANNEL_DMA   }, nvkm_disp_chan_new, &gf119_disp_base },
73 		{{0,0,GP100_DISP_CORE_CHANNEL_DMA   }, nvkm_disp_core_new, &gk104_disp_core },
74 		{{0,0,GK104_DISP_OVERLAY_CONTROL_DMA}, nvkm_disp_chan_new, &gk104_disp_ovly },
75 		{}
76 	},
77 };
78 
79 int
80 gp100_disp_new(struct nvkm_device *device, enum nvkm_subdev_type type, int inst,
81 	       struct nvkm_disp **pdisp)
82 {
83 	return nvkm_disp_new_(&gp100_disp, device, type, inst, pdisp);
84 }
85