diff options
Diffstat (limited to 'src/drivers')
| -rw-r--r-- | src/drivers/wifi/generic/acpi.c | 38 |
1 files changed, 38 insertions, 0 deletions
diff --git a/src/drivers/wifi/generic/acpi.c b/src/drivers/wifi/generic/acpi.c index e303589660..13120d4acf 100644 --- a/src/drivers/wifi/generic/acpi.c +++ b/src/drivers/wifi/generic/acpi.c @@ -539,6 +539,43 @@ static void sar_emit_brds(const struct bsar_profile *bsar) acpigen_write_package_end(); } +static void sar_emit_wbem(const struct wbem_profile *wbem) +{ + if (wbem == NULL) + return; + + /* + * Name ("WBEM", Package() { + * { + * Revision, + * Package() + * { + * DomainType, // 0x7:WiFi + * bandwidth_320mhz_country_enablement // 0 Disabled + * // 1 Japan Enabled + * // 2 South Korea Enabled + * // 3 Japan + South Korea Enabled + * } + } }) + */ + if (wbem->revision != WBEM_REVISION) { + printk(BIOS_ERR, "Unsupported WBEM table revision: %d\n", + wbem->revision); + return; + } + + acpigen_write_name("WBEM"); + acpigen_write_package(2); + acpigen_write_dword(wbem->revision); + + acpigen_write_package(2); + acpigen_write_dword(DOMAIN_TYPE_WIFI); + acpigen_write_dword(wbem->bandwidth_320mhz_country_enablement); + + acpigen_write_package_end(); + acpigen_write_package_end(); +} + static void emit_sar_acpi_structures(const struct device *dev, struct dsm_profile *dsm, struct bsar_profile *bsar, bool *bsar_loaded) { @@ -562,6 +599,7 @@ static void emit_sar_acpi_structures(const struct device *dev, struct dsm_profil sar_emit_wgds(sar_limits.wgds); sar_emit_ppag(sar_limits.ppag); sar_emit_wtas(sar_limits.wtas); + sar_emit_wbem(sar_limits.wbem); /* copy the dsm data to be later used for creating _DSM function */ if (sar_limits.dsm != NULL) |