diff options
Diffstat (limited to 'src/drivers/intel')
| -rw-r--r-- | src/drivers/intel/ish/chip.h | 3 | ||||
| -rw-r--r-- | src/drivers/intel/ish/ish.c | 16 |
2 files changed, 14 insertions, 5 deletions
diff --git a/src/drivers/intel/ish/chip.h b/src/drivers/intel/ish/chip.h index 6f8c0c6df5..e7bb8f87e5 100644 --- a/src/drivers/intel/ish/chip.h +++ b/src/drivers/intel/ish/chip.h @@ -6,4 +6,7 @@ struct drivers_intel_ish_config { /* Firmware name used by kernel for loading ISH firmware */ const char *firmware_name; + + /* Add `DmaProperty` in _DSD */ + bool add_acpi_dma_property; }; diff --git a/src/drivers/intel/ish/ish.c b/src/drivers/intel/ish/ish.c index 2403333be1..5dbb26e87e 100644 --- a/src/drivers/intel/ish/ish.c +++ b/src/drivers/intel/ish/ish.c @@ -13,19 +13,25 @@ static void ish_fill_ssdt_generator(const struct device *dev) struct device *root = dev->bus->dev; struct acpi_dp *dsd; - if (!config || !config->firmware_name) + if (!config) return; acpigen_write_scope(acpi_device_path(root)); dsd = acpi_dp_new_table("_DSD"); - acpi_dp_add_string(dsd, "firmware-name", config->firmware_name); + + if (config->firmware_name) { + acpi_dp_add_string(dsd, "firmware-name", config->firmware_name); + printk(BIOS_INFO, "%s: Set firmware-name: %s\n", + acpi_device_path(root), config->firmware_name); + } + + if (config->add_acpi_dma_property) + acpi_device_add_dma_property(dsd); + acpi_dp_write(dsd); acpigen_pop_len(); /* Scope */ - - printk(BIOS_INFO, "%s: Set firmware-name: %s\n", - acpi_device_path(root), config->firmware_name); } static struct device_operations intel_ish_ops = { |