diff options
Diffstat (limited to 'drivers/acpi/sleep.c')
| -rw-r--r-- | drivers/acpi/sleep.c | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/drivers/acpi/sleep.c b/drivers/acpi/sleep.c index eaa47753b758..03b911e94df2 100644 --- a/drivers/acpi/sleep.c +++ b/drivers/acpi/sleep.c @@ -81,11 +81,16 @@ static int acpi_sleep_prepare(u32 acpi_state) return 0; } +static u8 max_sleep_state = -1; + bool acpi_sleep_state_supported(u8 sleep_state) { acpi_status status; u8 type_a, type_b; + if (sleep_state > max_sleep_state) + return false; + status = acpi_get_sleep_type_data(sleep_state, &type_a, &type_b); return ACPI_SUCCESS(status) && (!acpi_gbl_reduced_hardware || (acpi_gbl_FADT.sleep_control.address @@ -162,6 +167,13 @@ static int __init init_nvs_nosave(const struct dmi_system_id *d) return 0; } +static int __init init_nosleep(const struct dmi_system_id *d) +{ + pr_info("Disabling ACPI suspend\n"); + max_sleep_state = 0; + return 0; +} + bool acpi_sleep_default_s3; static int __init init_default_s3(const struct dmi_system_id *d) @@ -374,6 +386,15 @@ static const struct dmi_system_id acpisleep_dmi_table[] __initconst = { DMI_MATCH(DMI_PRODUCT_NAME, "20GGA00L00"), }, }, + + { + .callback = init_nosleep, + .ident = "samus", + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "GOOGLE"), + DMI_MATCH(DMI_PRODUCT_NAME, "Samus"), + }, + }, {}, }; |