src/drivers/sof/sof.c

   1 /* SPDX-License-Identifier: GPL-2.0-only */
   2
   3 #include <acpi/acpi_device.h>
   4 #include <acpi/acpigen.h>
   5 #include <device/device.h>
   6
   7 #include "chip.h"
   8
   9 static const char *get_spkr_tplg_str(enum _spkr_tplg tplg)
  10 {
  11         switch (tplg) {
  12         case max98373: return "max98373";
  13         case max98373_ssp2: return "max98373-ssp2";
  14         case max98360a: return "max98360a";
  15         case max98357a: return "max98357a";
  16         case max98357a_tdm: return "max98357a-tdm";
  17         case max98390: return "max98390";
  18         case rt1011: return "rt1011";
  19         case rt1015: return "rt1015";
  20         case rt1019: return "rt1019";
  21         case rt5650_sp: return "rt5650";
  22         default: return "default";
  23         }
  24 }
  25
  26 static const char *get_jack_tplg_str(enum _jack_tplg tplg)
  27 {
  28         switch (tplg) {
  29         case cs42l42: return "cs42l42";
  30         case da7219: return "da7219";
  31         case nau8825: return "nau8825";
  32         case rt5650_hp: return "rt5650";
  33         case rt5682: return "rt5682";
  34         default: return "default";
  35         }
  36 }
  37
  38 static const char *get_mic_tplg_str(enum _mic_tplg tplg)
  39 {
  40         switch (tplg) {
  41         case _1ch: return "1ch";
  42         case _2ch_pdm0: return "2ch-pdm0";
  43         case _2ch_pdm1: return "2ch-pdm1";
  44         case _4ch: return "4ch";
  45         default: return "default";
  46         }
  47 }
  48
  49 static void sof_fill_ssdt_generator(const struct device *dev)
  50 {
  51         struct drivers_sof_config *config = dev->chip_info;
  52         const char *scope = acpi_device_scope(dev);
  53         struct acpi_dp *dsd;
  54
  55         if (!dev->enabled || !config || !scope)
  56                 return;
  57
  58         /* Device */
  59         acpigen_write_scope(scope);
  60
  61         /* DSD */
  62         dsd = acpi_dp_new_table("_DSD");
  63         acpi_dp_add_string(dsd, "speaker-tplg",
  64                                 get_spkr_tplg_str(config->spkr_tplg));
  65         acpi_dp_add_string(dsd, "hp-tplg",
  66                                 get_jack_tplg_str(config->jack_tplg));
  67         acpi_dp_add_string(dsd, "mic-tplg",
  68                                 get_mic_tplg_str(config->mic_tplg));
  69         acpi_dp_write(dsd);
  70         acpigen_pop_len(); /* Scope */
  71 }
  72
  73
  74 static struct device_operations sof_ops = {
  75         .read_resources         = noop_read_resources,
  76         .set_resources          = noop_set_resources,
  77         .acpi_fill_ssdt         = sof_fill_ssdt_generator,
  78 };
  79
  80 static void sof_enable(struct device *dev)
  81 {
  82         dev->ops = &sof_ops;
  83 }
  84
  85 struct chip_operations drivers_sof_ops = {
  86         .name = "SOF",
  87         .enable_dev = sof_enable
  88 };