Ben Skeggs | a2bc283 | 2013-02-11 09:11:08 +1000 | [diff] [blame] | 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 | */ |
Ben Skeggs | 878da15 | 2015-01-14 15:24:57 +1000 | [diff] [blame] | 24 | #include "outpdp.h" |
Ben Skeggs | f2c906f | 2015-08-20 14:54:15 +1000 | [diff] [blame] | 25 | #include "nv50.h" |
Ben Skeggs | a2bc283 | 2013-02-11 09:11:08 +1000 | [diff] [blame] | 26 | |
Ben Skeggs | 67cb49c | 2014-08-10 04:10:27 +1000 | [diff] [blame] | 27 | #include <core/client.h> |
Ben Skeggs | a2bc283 | 2013-02-11 09:11:08 +1000 | [diff] [blame] | 28 | #include <subdev/i2c.h> |
Ben Skeggs | 878da15 | 2015-01-14 15:24:57 +1000 | [diff] [blame] | 29 | #include <subdev/timer.h> |
Ben Skeggs | a2bc283 | 2013-02-11 09:11:08 +1000 | [diff] [blame] | 30 | |
Ben Skeggs | 7568b10 | 2015-11-08 10:44:19 +1000 | [diff] [blame^] | 31 | #include <nvif/cl5070.h> |
Ben Skeggs | 878da15 | 2015-01-14 15:24:57 +1000 | [diff] [blame] | 32 | #include <nvif/unpack.h> |
Ben Skeggs | a2bc283 | 2013-02-11 09:11:08 +1000 | [diff] [blame] | 33 | |
Ben Skeggs | a2bc283 | 2013-02-11 09:11:08 +1000 | [diff] [blame] | 34 | int |
Ben Skeggs | 67cb49c | 2014-08-10 04:10:27 +1000 | [diff] [blame] | 35 | nv50_pior_power(NV50_DISP_MTHD_V1) |
Ben Skeggs | a2bc283 | 2013-02-11 09:11:08 +1000 | [diff] [blame] | 36 | { |
Ben Skeggs | 2fde1f1 | 2015-08-20 14:54:10 +1000 | [diff] [blame] | 37 | struct nvkm_device *device = disp->base.engine.subdev.device; |
Ben Skeggs | 67cb49c | 2014-08-10 04:10:27 +1000 | [diff] [blame] | 38 | const u32 soff = outp->or * 0x800; |
| 39 | union { |
| 40 | struct nv50_disp_pior_pwr_v0 v0; |
| 41 | } *args = data; |
| 42 | u32 ctrl, type; |
Ben Skeggs | a2bc283 | 2013-02-11 09:11:08 +1000 | [diff] [blame] | 43 | int ret; |
| 44 | |
Ben Skeggs | 5300394 | 2015-08-20 14:54:13 +1000 | [diff] [blame] | 45 | nvif_ioctl(object, "disp pior pwr size %d\n", size); |
Ben Skeggs | 67cb49c | 2014-08-10 04:10:27 +1000 | [diff] [blame] | 46 | if (nvif_unpack(args->v0, 0, 0, false)) { |
Ben Skeggs | 5300394 | 2015-08-20 14:54:13 +1000 | [diff] [blame] | 47 | nvif_ioctl(object, "disp pior pwr vers %d state %d type %x\n", |
| 48 | args->v0.version, args->v0.state, args->v0.type); |
Ben Skeggs | 67cb49c | 2014-08-10 04:10:27 +1000 | [diff] [blame] | 49 | if (args->v0.type > 0x0f) |
| 50 | return -EINVAL; |
| 51 | ctrl = !!args->v0.state; |
| 52 | type = args->v0.type; |
| 53 | } else |
| 54 | return ret; |
Ben Skeggs | a2bc283 | 2013-02-11 09:11:08 +1000 | [diff] [blame] | 55 | |
Ben Skeggs | 3a020b4 | 2015-08-20 14:54:11 +1000 | [diff] [blame] | 56 | nvkm_msec(device, 2000, |
| 57 | if (!(nvkm_rd32(device, 0x61e004 + soff) & 0x80000000)) |
| 58 | break; |
| 59 | ); |
Ben Skeggs | 2fde1f1 | 2015-08-20 14:54:10 +1000 | [diff] [blame] | 60 | nvkm_mask(device, 0x61e004 + soff, 0x80000101, 0x80000000 | ctrl); |
Ben Skeggs | 3a020b4 | 2015-08-20 14:54:11 +1000 | [diff] [blame] | 61 | nvkm_msec(device, 2000, |
| 62 | if (!(nvkm_rd32(device, 0x61e004 + soff) & 0x80000000)) |
| 63 | break; |
| 64 | ); |
Ben Skeggs | fd166a1 | 2015-08-20 14:54:07 +1000 | [diff] [blame] | 65 | disp->pior.type[outp->or] = type; |
Ben Skeggs | 67cb49c | 2014-08-10 04:10:27 +1000 | [diff] [blame] | 66 | return 0; |
Ben Skeggs | a2bc283 | 2013-02-11 09:11:08 +1000 | [diff] [blame] | 67 | } |
Ben Skeggs | f2c906f | 2015-08-20 14:54:15 +1000 | [diff] [blame] | 68 | |
| 69 | /****************************************************************************** |
| 70 | * TMDS |
| 71 | *****************************************************************************/ |
| 72 | static const struct nvkm_output_func |
| 73 | nv50_pior_output_func = { |
| 74 | }; |
| 75 | |
| 76 | int |
| 77 | nv50_pior_output_new(struct nvkm_disp *disp, int index, |
| 78 | struct dcb_output *dcbE, struct nvkm_output **poutp) |
| 79 | { |
| 80 | return nvkm_output_new_(&nv50_pior_output_func, disp, |
| 81 | index, dcbE, poutp); |
| 82 | } |
| 83 | |
| 84 | /****************************************************************************** |
| 85 | * DisplayPort |
| 86 | *****************************************************************************/ |
| 87 | static int |
| 88 | nv50_pior_output_dp_pattern(struct nvkm_output_dp *outp, int pattern) |
| 89 | { |
| 90 | return 0; |
| 91 | } |
| 92 | |
| 93 | static int |
| 94 | nv50_pior_output_dp_lnk_pwr(struct nvkm_output_dp *outp, int nr) |
| 95 | { |
| 96 | return 0; |
| 97 | } |
| 98 | |
| 99 | static int |
| 100 | nv50_pior_output_dp_lnk_ctl(struct nvkm_output_dp *outp, |
| 101 | int nr, int bw, bool ef) |
| 102 | { |
| 103 | int ret = nvkm_i2c_aux_lnk_ctl(outp->aux, nr, bw, ef); |
| 104 | if (ret) |
| 105 | return ret; |
| 106 | return 1; |
| 107 | } |
| 108 | |
| 109 | static const struct nvkm_output_dp_func |
| 110 | nv50_pior_output_dp_func = { |
| 111 | .pattern = nv50_pior_output_dp_pattern, |
| 112 | .lnk_pwr = nv50_pior_output_dp_lnk_pwr, |
| 113 | .lnk_ctl = nv50_pior_output_dp_lnk_ctl, |
| 114 | }; |
| 115 | |
| 116 | int |
| 117 | nv50_pior_dp_new(struct nvkm_disp *disp, int index, struct dcb_output *dcbE, |
| 118 | struct nvkm_output **poutp) |
| 119 | { |
| 120 | struct nvkm_i2c *i2c = disp->engine.subdev.device->i2c; |
| 121 | struct nvkm_i2c_aux *aux = |
| 122 | nvkm_i2c_aux_find(i2c, NVKM_I2C_AUX_EXT(dcbE->extdev)); |
| 123 | struct nvkm_output_dp *outp; |
| 124 | |
| 125 | if (!(outp = kzalloc(sizeof(*outp), GFP_KERNEL))) |
| 126 | return -ENOMEM; |
| 127 | *poutp = &outp->base; |
| 128 | |
| 129 | return nvkm_output_dp_ctor(&nv50_pior_output_dp_func, disp, |
| 130 | index, dcbE, aux, outp); |
| 131 | } |