diff options
| -rw-r--r-- | src/drivers/pcie/generic/chip.h | 4 | ||||
| -rw-r--r-- | src/drivers/pcie/generic/generic.c | 2 |
2 files changed, 6 insertions, 0 deletions
diff --git a/src/drivers/pcie/generic/chip.h b/src/drivers/pcie/generic/chip.h index 78285b9693..a5f261b842 100644 --- a/src/drivers/pcie/generic/chip.h +++ b/src/drivers/pcie/generic/chip.h @@ -9,6 +9,10 @@ struct drivers_pcie_generic_config { const char *name; unsigned int wake_gpe; unsigned int wake_deepest; + /* When set to true, this will add a _DSD which contains a single + property, `DmaProperty`, set to 1, under the ACPI Device. */ + bool add_acpi_dma_property; + }; #endif /* _PCIE_GENERIC_H_ */ diff --git a/src/drivers/pcie/generic/generic.c b/src/drivers/pcie/generic/generic.c index 8b073405fd..1873e65895 100644 --- a/src/drivers/pcie/generic/generic.c +++ b/src/drivers/pcie/generic/generic.c @@ -42,6 +42,8 @@ static void pcie_generic_fill_ssdt(const struct device *dev) if (config->wake_gpe) acpigen_write_PRW(config->wake_gpe, config->wake_deepest); + if (config->add_acpi_dma_property) + acpi_device_add_dma_property(NULL); acpigen_write_device_end(); acpigen_write_scope_end(); |