Ben Skeggs | 35b21d3 | 2012-11-08 12:08:55 +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 "nv50.h" |
| 25 | #include "outp.h" |
Ben Skeggs | 35b21d3 | 2012-11-08 12:08:55 +1000 | [diff] [blame] | 26 | |
Ben Skeggs | bf0eb89 | 2014-08-10 04:10:26 +1000 | [diff] [blame] | 27 | #include <core/client.h> |
Ben Skeggs | 35b21d3 | 2012-11-08 12:08:55 +1000 | [diff] [blame] | 28 | #include <subdev/timer.h> |
| 29 | |
Ben Skeggs | 7568b10 | 2015-11-08 10:44:19 +1000 | [diff] [blame^] | 30 | #include <nvif/cl5070.h> |
Ben Skeggs | 878da15 | 2015-01-14 15:24:57 +1000 | [diff] [blame] | 31 | #include <nvif/unpack.h> |
Ben Skeggs | 35b21d3 | 2012-11-08 12:08:55 +1000 | [diff] [blame] | 32 | |
| 33 | int |
Ben Skeggs | bf0eb89 | 2014-08-10 04:10:26 +1000 | [diff] [blame] | 34 | nv50_dac_power(NV50_DISP_MTHD_V1) |
Ben Skeggs | 35b21d3 | 2012-11-08 12:08:55 +1000 | [diff] [blame] | 35 | { |
Ben Skeggs | 2fde1f1 | 2015-08-20 14:54:10 +1000 | [diff] [blame] | 36 | struct nvkm_device *device = disp->base.engine.subdev.device; |
Ben Skeggs | bf0eb89 | 2014-08-10 04:10:26 +1000 | [diff] [blame] | 37 | const u32 doff = outp->or * 0x800; |
| 38 | union { |
| 39 | struct nv50_disp_dac_pwr_v0 v0; |
| 40 | } *args = data; |
| 41 | u32 stat; |
| 42 | int ret; |
| 43 | |
Ben Skeggs | 5300394 | 2015-08-20 14:54:13 +1000 | [diff] [blame] | 44 | nvif_ioctl(object, "disp dac pwr size %d\n", size); |
Ben Skeggs | bf0eb89 | 2014-08-10 04:10:26 +1000 | [diff] [blame] | 45 | if (nvif_unpack(args->v0, 0, 0, false)) { |
Ben Skeggs | 5300394 | 2015-08-20 14:54:13 +1000 | [diff] [blame] | 46 | nvif_ioctl(object, "disp dac pwr vers %d state %d data %d " |
| 47 | "vsync %d hsync %d\n", |
| 48 | args->v0.version, args->v0.state, args->v0.data, |
| 49 | args->v0.vsync, args->v0.hsync); |
Ben Skeggs | bf0eb89 | 2014-08-10 04:10:26 +1000 | [diff] [blame] | 50 | stat = 0x00000040 * !args->v0.state; |
| 51 | stat |= 0x00000010 * !args->v0.data; |
| 52 | stat |= 0x00000004 * !args->v0.vsync; |
| 53 | stat |= 0x00000001 * !args->v0.hsync; |
| 54 | } else |
| 55 | return ret; |
| 56 | |
Ben Skeggs | 3a020b4 | 2015-08-20 14:54:11 +1000 | [diff] [blame] | 57 | nvkm_msec(device, 2000, |
| 58 | if (!(nvkm_rd32(device, 0x61a004 + doff) & 0x80000000)) |
| 59 | break; |
| 60 | ); |
Ben Skeggs | 2fde1f1 | 2015-08-20 14:54:10 +1000 | [diff] [blame] | 61 | nvkm_mask(device, 0x61a004 + doff, 0xc000007f, 0x80000000 | stat); |
Ben Skeggs | 3a020b4 | 2015-08-20 14:54:11 +1000 | [diff] [blame] | 62 | nvkm_msec(device, 2000, |
| 63 | if (!(nvkm_rd32(device, 0x61a004 + doff) & 0x80000000)) |
| 64 | break; |
| 65 | ); |
Ben Skeggs | 35b21d3 | 2012-11-08 12:08:55 +1000 | [diff] [blame] | 66 | return 0; |
| 67 | } |
| 68 | |
| 69 | int |
Ben Skeggs | c4abd31 | 2014-08-10 04:10:26 +1000 | [diff] [blame] | 70 | nv50_dac_sense(NV50_DISP_MTHD_V1) |
Ben Skeggs | 35b21d3 | 2012-11-08 12:08:55 +1000 | [diff] [blame] | 71 | { |
Ben Skeggs | 8440782 | 2015-08-20 14:54:13 +1000 | [diff] [blame] | 72 | struct nvkm_subdev *subdev = &disp->base.engine.subdev; |
| 73 | struct nvkm_device *device = subdev->device; |
Ben Skeggs | c4abd31 | 2014-08-10 04:10:26 +1000 | [diff] [blame] | 74 | union { |
| 75 | struct nv50_disp_dac_load_v0 v0; |
| 76 | } *args = data; |
| 77 | const u32 doff = outp->or * 0x800; |
| 78 | u32 loadval; |
| 79 | int ret; |
| 80 | |
Ben Skeggs | 5300394 | 2015-08-20 14:54:13 +1000 | [diff] [blame] | 81 | nvif_ioctl(object, "disp dac load size %d\n", size); |
Ben Skeggs | c4abd31 | 2014-08-10 04:10:26 +1000 | [diff] [blame] | 82 | if (nvif_unpack(args->v0, 0, 0, false)) { |
Ben Skeggs | 5300394 | 2015-08-20 14:54:13 +1000 | [diff] [blame] | 83 | nvif_ioctl(object, "disp dac load vers %d data %08x\n", |
| 84 | args->v0.version, args->v0.data); |
Ben Skeggs | c4abd31 | 2014-08-10 04:10:26 +1000 | [diff] [blame] | 85 | if (args->v0.data & 0xfff00000) |
| 86 | return -EINVAL; |
| 87 | loadval = args->v0.data; |
| 88 | } else |
| 89 | return ret; |
Emil Velikov | 5087f51 | 2013-08-23 18:43:42 +0100 | [diff] [blame] | 90 | |
Ben Skeggs | 2fde1f1 | 2015-08-20 14:54:10 +1000 | [diff] [blame] | 91 | nvkm_mask(device, 0x61a004 + doff, 0x807f0000, 0x80150000); |
Ben Skeggs | 3a020b4 | 2015-08-20 14:54:11 +1000 | [diff] [blame] | 92 | nvkm_msec(device, 2000, |
| 93 | if (!(nvkm_rd32(device, 0x61a004 + doff) & 0x80000000)) |
| 94 | break; |
| 95 | ); |
Emil Velikov | 5087f51 | 2013-08-23 18:43:42 +0100 | [diff] [blame] | 96 | |
Ben Skeggs | 2fde1f1 | 2015-08-20 14:54:10 +1000 | [diff] [blame] | 97 | nvkm_wr32(device, 0x61a00c + doff, 0x00100000 | loadval); |
Arnd Bergmann | b06f6a9 | 2013-05-31 22:22:40 +0000 | [diff] [blame] | 98 | mdelay(9); |
| 99 | udelay(500); |
Ben Skeggs | 2fde1f1 | 2015-08-20 14:54:10 +1000 | [diff] [blame] | 100 | loadval = nvkm_mask(device, 0x61a00c + doff, 0xffffffff, 0x00000000); |
Emil Velikov | 5087f51 | 2013-08-23 18:43:42 +0100 | [diff] [blame] | 101 | |
Ben Skeggs | 2fde1f1 | 2015-08-20 14:54:10 +1000 | [diff] [blame] | 102 | nvkm_mask(device, 0x61a004 + doff, 0x807f0000, 0x80550000); |
Ben Skeggs | 3a020b4 | 2015-08-20 14:54:11 +1000 | [diff] [blame] | 103 | nvkm_msec(device, 2000, |
| 104 | if (!(nvkm_rd32(device, 0x61a004 + doff) & 0x80000000)) |
| 105 | break; |
| 106 | ); |
Emil Velikov | 5087f51 | 2013-08-23 18:43:42 +0100 | [diff] [blame] | 107 | |
Ben Skeggs | 8440782 | 2015-08-20 14:54:13 +1000 | [diff] [blame] | 108 | nvkm_debug(subdev, "DAC%d sense: %08x\n", outp->or, loadval); |
Emil Velikov | 5087f51 | 2013-08-23 18:43:42 +0100 | [diff] [blame] | 109 | if (!(loadval & 0x80000000)) |
| 110 | return -ETIMEDOUT; |
| 111 | |
Ben Skeggs | c4abd31 | 2014-08-10 04:10:26 +1000 | [diff] [blame] | 112 | args->v0.load = (loadval & 0x38000000) >> 27; |
| 113 | return 0; |
Ben Skeggs | 35b21d3 | 2012-11-08 12:08:55 +1000 | [diff] [blame] | 114 | } |
Ben Skeggs | f2c906f | 2015-08-20 14:54:15 +1000 | [diff] [blame] | 115 | |
| 116 | static const struct nvkm_output_func |
| 117 | nv50_dac_output_func = { |
| 118 | }; |
| 119 | |
| 120 | int |
| 121 | nv50_dac_output_new(struct nvkm_disp *disp, int index, |
| 122 | struct dcb_output *dcbE, struct nvkm_output **poutp) |
| 123 | { |
| 124 | return nvkm_output_new_(&nv50_dac_output_func, disp, |
| 125 | index, dcbE, poutp); |
| 126 | } |