root/drivers/gpu/drm/nouveau/nvkm/engine/disp/sortu102.c

DEFINITIONS

1. tu102_sor_dp_vcpi
2. tu102_sor_dp_links
3. tu102_sor_new

   1 /*
   2  * Copyright 2018 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 #include "ior.h"
  23 
  24 #include <subdev/timer.h>
  25 
  26 static void
  27 tu102_sor_dp_vcpi(struct nvkm_ior *sor, int head,
  28                   u8 slot, u8 slot_nr, u16 pbn, u16 aligned)
  29 {
  30         struct nvkm_device *device = sor->disp->engine.subdev.device;
  31         const u32 hoff = head * 0x800;
  32 
  33         nvkm_mask(device, 0x61657c + hoff, 0xffffffff, (aligned << 16) | pbn);
  34         nvkm_mask(device, 0x616578 + hoff, 0x00003f3f, (slot_nr << 8) | slot);
  35 }
  36 
  37 static int
  38 tu102_sor_dp_links(struct nvkm_ior *sor, struct nvkm_i2c_aux *aux)
  39 {
  40         struct nvkm_device *device = sor->disp->engine.subdev.device;
  41         const u32 soff = nv50_ior_base(sor);
  42         const u32 loff = nv50_sor_link(sor);
  43         u32 dpctrl = 0x00000000;
  44         u32 clksor = 0x00000000;
  45 
  46         clksor |= sor->dp.bw << 18;
  47         dpctrl |= ((1 << sor->dp.nr) - 1) << 16;
  48         if (sor->dp.mst)
  49                 dpctrl |= 0x40000000;
  50         if (sor->dp.ef)
  51                 dpctrl |= 0x00004000;
  52 
  53         nvkm_mask(device, 0x612300 + soff, 0x007c0000, clksor);
  54 
  55         /*XXX*/
  56         nvkm_msec(device, 40, NVKM_DELAY);
  57         nvkm_mask(device, 0x612300 + soff, 0x00030000, 0x00010000);
  58         nvkm_mask(device, 0x61c10c + loff, 0x00000003, 0x00000001);
  59 
  60         nvkm_mask(device, 0x61c10c + loff, 0x401f4000, dpctrl);
  61         return 0;
  62 }
  63 
  64 static const struct nvkm_ior_func
  65 tu102_sor = {
  66         .route = {
  67                 .get = gm200_sor_route_get,
  68                 .set = gm200_sor_route_set,
  69         },
  70         .state = gv100_sor_state,
  71         .power = nv50_sor_power,
  72         .clock = gf119_sor_clock,
  73         .hdmi = {
  74                 .ctrl = gv100_hdmi_ctrl,
  75                 .scdc = gm200_hdmi_scdc,
  76         },
  77         .dp = {
  78                 .lanes = { 0, 1, 2, 3 },
  79                 .links = tu102_sor_dp_links,
  80                 .power = g94_sor_dp_power,
  81                 .pattern = gm107_sor_dp_pattern,
  82                 .drive = gm200_sor_dp_drive,
  83                 .vcpi = tu102_sor_dp_vcpi,
  84                 .audio = gv100_sor_dp_audio,
  85                 .audio_sym = gv100_sor_dp_audio_sym,
  86                 .watermark = gv100_sor_dp_watermark,
  87         },
  88         .hda = {
  89                 .hpd = gf119_hda_hpd,
  90                 .eld = gf119_hda_eld,
  91         },
  92 };
  93 
  94 int
  95 tu102_sor_new(struct nvkm_disp *disp, int id)
  96 {
  97         return nvkm_ior_new_(&tu102_sor, disp, SOR, id);
  98 }