diff options
Diffstat (limited to 'src/drivers/wifi')
| -rw-r--r-- | src/drivers/wifi/generic/generic.c | 41 |
1 files changed, 41 insertions, 0 deletions
diff --git a/src/drivers/wifi/generic/generic.c b/src/drivers/wifi/generic/generic.c index 0705731e58..e551bf3637 100644 --- a/src/drivers/wifi/generic/generic.c +++ b/src/drivers/wifi/generic/generic.c @@ -6,8 +6,10 @@ #include <device/device.h> #include <device/pci.h> #include <device/pci_def.h> +#include <device/pci_ids.h> #include <elog.h> #include <sar.h> +#include <smbios.h> #include <string.h> #include <wrdd.h> #include "chip.h" @@ -244,6 +246,42 @@ static void wifi_pci_dev_init(struct device *dev) elog_add_event_wake(ELOG_WAKE_SOURCE_PME_WIFI, 0); } +#if CONFIG(GENERATE_SMBIOS_TABLES) +static int smbios_write_intel_wifi(struct device *dev, int *handle, unsigned long *current) +{ + struct smbios_type_intel_wifi { + u8 type; + u8 length; + u16 handle; + u8 str; + u8 eos[2]; + } __packed; + + struct smbios_type_intel_wifi *t = (struct smbios_type_intel_wifi *)*current; + int len = sizeof(struct smbios_type_intel_wifi); + + memset(t, 0, sizeof(struct smbios_type_intel_wifi)); + t->type = 0x85; + t->length = len - 2; + t->handle = *handle; + /* Intel wifi driver expects this string to be in the table 0x85. */ + t->str = smbios_add_string(t->eos, "KHOIHGIUCCHHII"); + + len = t->length + smbios_string_table_len(t->eos); + *current += len; + *handle += 1; + return len; +} + +static int smbios_write_wifi(struct device *dev, int *handle, unsigned long *current) +{ + if (dev->vendor == PCI_VENDOR_ID_INTEL) + return smbios_write_intel_wifi(dev, handle, current); + + return 0; +} +#endif + struct device_operations wifi_generic_ops = { .read_resources = pci_dev_read_resources, .set_resources = pci_dev_set_resources, @@ -252,6 +290,9 @@ struct device_operations wifi_generic_ops = { .ops_pci = &pci_dev_ops_pci, .acpi_name = wifi_generic_acpi_name, .acpi_fill_ssdt = wifi_generic_fill_ssdt_generator, +#if CONFIG(GENERATE_SMBIOS_TABLES) + .get_smbios_data = smbios_write_wifi, +#endif }; static void wifi_generic_enable(struct device *dev) |