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6ee73861 BS |
1 | /* |
2 | * Copyright 2009 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 | * Author: Ben Skeggs | |
23 | */ | |
24 | ||
760285e7 DH |
25 | #include <drm/drmP.h> |
26 | #include <drm/drm_crtc_helper.h> | |
6ee73861 | 27 | |
4dc28134 | 28 | #include "nouveau_drv.h" |
77145f1c | 29 | #include "nouveau_reg.h" |
1a646342 | 30 | #include "hw.h" |
6ee73861 BS |
31 | #include "nouveau_encoder.h" |
32 | #include "nouveau_connector.h" | |
33 | ||
6ee73861 BS |
34 | int |
35 | nv04_display_create(struct drm_device *dev) | |
36 | { | |
77145f1c | 37 | struct nouveau_drm *drm = nouveau_drm(dev); |
be83cd4e | 38 | struct nvkm_i2c *i2c = nvxx_i2c(&drm->device); |
77145f1c | 39 | struct dcb_table *dcb = &drm->vbios.dcb; |
8f1a6086 | 40 | struct drm_connector *connector, *ct; |
6ee73861 | 41 | struct drm_encoder *encoder; |
129b7820 | 42 | struct nouveau_encoder *nv_encoder; |
2c3d7715 | 43 | struct nouveau_crtc *crtc; |
017e6e29 | 44 | struct nv04_display *disp; |
6ee73861 BS |
45 | int i, ret; |
46 | ||
017e6e29 | 47 | disp = kzalloc(sizeof(*disp), GFP_KERNEL); |
017e6e29 BS |
48 | if (!disp) |
49 | return -ENOMEM; | |
50 | ||
a01ca78c | 51 | nvif_object_map(&drm->device.object); |
0ad72863 | 52 | |
77145f1c BS |
53 | nouveau_display(dev)->priv = disp; |
54 | nouveau_display(dev)->dtor = nv04_display_destroy; | |
55 | nouveau_display(dev)->init = nv04_display_init; | |
56 | nouveau_display(dev)->fini = nv04_display_fini; | |
6ee73861 | 57 | |
95f158ea | 58 | nouveau_hw_save_vga_fonts(dev, 1); |
6ee73861 | 59 | |
6ee73861 BS |
60 | nv04_crtc_create(dev, 0); |
61 | if (nv_two_heads(dev)) | |
62 | nv04_crtc_create(dev, 1); | |
63 | ||
64 | for (i = 0; i < dcb->entries; i++) { | |
cb75d97e | 65 | struct dcb_output *dcbent = &dcb->entry[i]; |
6ee73861 | 66 | |
8f1a6086 BS |
67 | connector = nouveau_connector_create(dev, dcbent->connector); |
68 | if (IS_ERR(connector)) | |
69 | continue; | |
70 | ||
6ee73861 | 71 | switch (dcbent->type) { |
cb75d97e | 72 | case DCB_OUTPUT_ANALOG: |
8f1a6086 | 73 | ret = nv04_dac_create(connector, dcbent); |
6ee73861 | 74 | break; |
cb75d97e BS |
75 | case DCB_OUTPUT_LVDS: |
76 | case DCB_OUTPUT_TMDS: | |
8f1a6086 | 77 | ret = nv04_dfp_create(connector, dcbent); |
6ee73861 | 78 | break; |
cb75d97e | 79 | case DCB_OUTPUT_TV: |
6ee73861 | 80 | if (dcbent->location == DCB_LOC_ON_CHIP) |
8f1a6086 | 81 | ret = nv17_tv_create(connector, dcbent); |
6ee73861 | 82 | else |
8f1a6086 | 83 | ret = nv04_tv_create(connector, dcbent); |
6ee73861 BS |
84 | break; |
85 | default: | |
77145f1c | 86 | NV_WARN(drm, "DCB type %d not known\n", dcbent->type); |
6ee73861 BS |
87 | continue; |
88 | } | |
89 | ||
90 | if (ret) | |
91 | continue; | |
6ee73861 BS |
92 | } |
93 | ||
8f1a6086 BS |
94 | list_for_each_entry_safe(connector, ct, |
95 | &dev->mode_config.connector_list, head) { | |
96 | if (!connector->encoder_ids[0]) { | |
77145f1c | 97 | NV_WARN(drm, "%s has no encoders, removing\n", |
8c6c361a | 98 | connector->name); |
8f1a6086 BS |
99 | connector->funcs->destroy(connector); |
100 | } | |
101 | } | |
6ee73861 | 102 | |
5ed50209 BS |
103 | list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) { |
104 | struct nouveau_encoder *nv_encoder = nouveau_encoder(encoder); | |
2aa5eac5 BS |
105 | struct nvkm_i2c_bus *bus = |
106 | nvkm_i2c_bus_find(i2c, nv_encoder->dcb->i2c_index); | |
107 | nv_encoder->i2c = bus ? &bus->i2c : NULL; | |
5ed50209 BS |
108 | } |
109 | ||
6ee73861 | 110 | /* Save previous state */ |
2c3d7715 DV |
111 | list_for_each_entry(crtc, &dev->mode_config.crtc_list, base.head) |
112 | crtc->save(&crtc->base); | |
6ee73861 | 113 | |
129b7820 DV |
114 | list_for_each_entry(nv_encoder, &dev->mode_config.encoder_list, base.base.head) |
115 | nv_encoder->enc_save(&nv_encoder->base.base); | |
6ee73861 | 116 | |
515de6b2 IM |
117 | nouveau_overlay_init(dev); |
118 | ||
6ee73861 BS |
119 | return 0; |
120 | } | |
121 | ||
122 | void | |
123 | nv04_display_destroy(struct drm_device *dev) | |
124 | { | |
017e6e29 | 125 | struct nv04_display *disp = nv04_display(dev); |
0ad72863 | 126 | struct nouveau_drm *drm = nouveau_drm(dev); |
129b7820 | 127 | struct nouveau_encoder *encoder; |
2c3d7715 | 128 | struct nouveau_crtc *nv_crtc; |
6ee73861 | 129 | |
6ee73861 | 130 | /* Restore state */ |
129b7820 DV |
131 | list_for_each_entry(encoder, &dev->mode_config.encoder_list, base.base.head) |
132 | encoder->enc_restore(&encoder->base.base); | |
6ee73861 | 133 | |
2c3d7715 DV |
134 | list_for_each_entry(nv_crtc, &dev->mode_config.crtc_list, base.head) |
135 | nv_crtc->restore(&nv_crtc->base); | |
6ee73861 | 136 | |
95f158ea | 137 | nouveau_hw_save_vga_fonts(dev, 0); |
017e6e29 | 138 | |
77145f1c | 139 | nouveau_display(dev)->priv = NULL; |
017e6e29 | 140 | kfree(disp); |
0ad72863 | 141 | |
a01ca78c | 142 | nvif_object_unmap(&drm->device.object); |
6ee73861 BS |
143 | } |
144 | ||
c88c2e06 FJ |
145 | int |
146 | nv04_display_init(struct drm_device *dev) | |
6ee73861 | 147 | { |
129b7820 DV |
148 | struct nouveau_encoder *encoder; |
149 | struct nouveau_crtc *crtc; | |
6ee73861 | 150 | |
6ee73861 BS |
151 | /* meh.. modeset apparently doesn't setup all the regs and depends |
152 | * on pre-existing state, for now load the state of the card *before* | |
153 | * nouveau was loaded, and then do a modeset. | |
154 | * | |
155 | * best thing to do probably is to make save/restore routines not | |
156 | * save/restore "pre-load" state, but more general so we can save | |
157 | * on suspend too. | |
158 | */ | |
129b7820 DV |
159 | list_for_each_entry(crtc, &dev->mode_config.crtc_list, base.head) |
160 | crtc->save(&crtc->base); | |
6ee73861 | 161 | |
129b7820 DV |
162 | list_for_each_entry(encoder, &dev->mode_config.encoder_list, base.base.head) |
163 | encoder->enc_save(&encoder->base.base); | |
c88c2e06 FJ |
164 | |
165 | return 0; | |
6ee73861 BS |
166 | } |
167 | ||
2a44e499 BS |
168 | void |
169 | nv04_display_fini(struct drm_device *dev) | |
170 | { | |
afada5e0 BS |
171 | /* disable vblank interrupts */ |
172 | NVWriteCRTC(dev, 0, NV_PCRTC_INTR_EN_0, 0); | |
173 | if (nv_two_heads(dev)) | |
174 | NVWriteCRTC(dev, 1, NV_PCRTC_INTR_EN_0, 0); | |
2a44e499 | 175 | } |