2 * Copyright 2012 Red Hat Inc.
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:
11 * The above copyright notice and this permission notice shall be included in
12 * all copies or substantial portions of the Software.
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.
26 #include <core/class.h>
28 #include <subdev/bios.h>
29 #include <subdev/bios/dcb.h>
30 #include <subdev/timer.h>
31 #include <subdev/i2c.h>
35 /******************************************************************************
37 *****************************************************************************/
40 nv50_pior_tmds_ctor(struct nouveau_object *parent,
41 struct nouveau_object *engine,
42 struct nouveau_oclass *oclass, void *info, u32 index,
43 struct nouveau_object **pobject)
45 struct nouveau_i2c *i2c = nouveau_i2c(parent);
46 struct nvkm_output *outp;
49 ret = nvkm_output_create(parent, engine, oclass, info, index, &outp);
50 *pobject = nv_object(outp);
54 outp->edid = i2c->find_type(i2c, NV_I2C_TYPE_EXTDDC(outp->info.extdev));
58 struct nvkm_output_impl
59 nv50_pior_tmds_impl = {
60 .base.handle = DCB_OUTPUT_TMDS | 0x0100,
61 .base.ofuncs = &(struct nouveau_ofuncs) {
62 .ctor = nv50_pior_tmds_ctor,
63 .dtor = _nvkm_output_dtor,
64 .init = _nvkm_output_init,
65 .fini = _nvkm_output_fini,
69 /******************************************************************************
71 *****************************************************************************/
74 nv50_pior_dp_pattern(struct nvkm_output_dp *outp, int pattern)
76 struct nouveau_i2c_port *port = outp->base.edid;
77 if (port && port->func->pattern)
78 return port->func->pattern(port, pattern);
79 return port ? 0 : -ENODEV;
83 nv50_pior_dp_lnk_pwr(struct nvkm_output_dp *outp, int nr)
89 nv50_pior_dp_lnk_ctl(struct nvkm_output_dp *outp, int nr, int bw, bool ef)
91 struct nouveau_i2c_port *port = outp->base.edid;
92 if (port && port->func->lnk_ctl)
93 return port->func->lnk_ctl(port, nr, bw, ef);
94 return port ? 0 : -ENODEV;
98 nv50_pior_dp_drv_ctl(struct nvkm_output_dp *outp, int ln, int vs, int pe, int pc)
100 struct nouveau_i2c_port *port = outp->base.edid;
101 if (port && port->func->drv_ctl)
102 return port->func->drv_ctl(port, ln, vs, pe);
103 return port ? 0 : -ENODEV;
107 nv50_pior_dp_ctor(struct nouveau_object *parent,
108 struct nouveau_object *engine,
109 struct nouveau_oclass *oclass, void *info, u32 index,
110 struct nouveau_object **pobject)
112 struct nouveau_i2c *i2c = nouveau_i2c(parent);
113 struct nvkm_output_dp *outp;
116 ret = nvkm_output_dp_create(parent, engine, oclass, info, index, &outp);
117 *pobject = nv_object(outp);
121 outp->base.edid = i2c->find_type(i2c, NV_I2C_TYPE_EXTAUX(
122 outp->base.info.extdev));
126 struct nvkm_output_dp_impl
127 nv50_pior_dp_impl = {
128 .base.base.handle = DCB_OUTPUT_DP | 0x0010,
129 .base.base.ofuncs = &(struct nouveau_ofuncs) {
130 .ctor = nv50_pior_dp_ctor,
131 .dtor = _nvkm_output_dp_dtor,
132 .init = _nvkm_output_dp_init,
133 .fini = _nvkm_output_dp_fini,
135 .pattern = nv50_pior_dp_pattern,
136 .lnk_pwr = nv50_pior_dp_lnk_pwr,
137 .lnk_ctl = nv50_pior_dp_lnk_ctl,
138 .drv_ctl = nv50_pior_dp_drv_ctl,
141 /******************************************************************************
142 * General PIOR handling
143 *****************************************************************************/
146 nv50_pior_power(struct nv50_disp_priv *priv, int or, u32 data)
148 const u32 stat = data & NV50_DISP_PIOR_PWR_STATE;
149 const u32 soff = (or * 0x800);
150 nv_wait(priv, 0x61e004 + soff, 0x80000000, 0x00000000);
151 nv_mask(priv, 0x61e004 + soff, 0x80000101, 0x80000000 | stat);
152 nv_wait(priv, 0x61e004 + soff, 0x80000000, 0x00000000);
157 nv50_pior_mthd(struct nouveau_object *object, u32 mthd, void *args, u32 size)
159 struct nv50_disp_priv *priv = (void *)object->engine;
160 const u8 type = (mthd & NV50_DISP_PIOR_MTHD_TYPE) >> 12;
161 const u8 or = (mthd & NV50_DISP_PIOR_MTHD_OR);
165 if (size < sizeof(u32))
168 mthd &= ~NV50_DISP_PIOR_MTHD_TYPE;
169 mthd &= ~NV50_DISP_PIOR_MTHD_OR;
171 case NV50_DISP_PIOR_PWR:
172 ret = priv->pior.power(priv, or, data[0]);
173 priv->pior.type[or] = type;