507a98b689
This change reorganizes the WiFi generic driver to move the SMBIOS functions to a separate file. This change is done to reduce the noise in generic.c file and improve readability of the file. Change-Id: I38ed46f5ae1594945d2078b00e8315d9234f36d7 Signed-off-by: Furquan Shaikh <furquan@google.com> Reviewed-on: https://review.coreboot.org/c/coreboot/+/46859 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Duncan Laurie <dlaurie@chromium.org>
338 lines
10 KiB
C
338 lines
10 KiB
C
/* SPDX-License-Identifier: GPL-2.0-only */
|
|
|
|
#include <acpi/acpi_device.h>
|
|
#include <acpi/acpigen.h>
|
|
#include <console/console.h>
|
|
#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 <wrdd.h>
|
|
#include "chip.h"
|
|
#include "wifi_private.h"
|
|
|
|
/* WRDS Spec Revision */
|
|
#define WRDS_REVISION 0x0
|
|
|
|
/* EWRD Spec Revision */
|
|
#define EWRD_REVISION 0x0
|
|
|
|
/* WRDS Domain type */
|
|
#define WRDS_DOMAIN_TYPE_WIFI 0x7
|
|
|
|
/* EWRD Domain type */
|
|
#define EWRD_DOMAIN_TYPE_WIFI 0x7
|
|
|
|
/* WGDS Domain type */
|
|
#define WGDS_DOMAIN_TYPE_WIFI 0x7
|
|
|
|
/*
|
|
* WIFI ACPI NAME = "WF" + hex value of last 8 bits of dev_path_encode + '\0'
|
|
* The above representation returns unique and consistent name every time
|
|
* generate_wifi_acpi_name is invoked. The last 8 bits of dev_path_encode is
|
|
* chosen since it contains the bus address of the device.
|
|
*/
|
|
#define WIFI_ACPI_NAME_MAX_LEN 5
|
|
|
|
#if CONFIG(HAVE_ACPI_TABLES)
|
|
__weak
|
|
int get_wifi_sar_limits(struct wifi_sar_limits *sar_limits)
|
|
{
|
|
return -1;
|
|
}
|
|
|
|
static void emit_sar_acpi_structures(const struct device *dev)
|
|
{
|
|
int i, j, package_size;
|
|
struct wifi_sar_limits sar_limits;
|
|
struct wifi_sar_delta_table *wgds;
|
|
|
|
/* CBFS SAR and SAR ACPI tables are currently used only by Intel WiFi devices. */
|
|
if (dev->vendor != PCI_VENDOR_ID_INTEL)
|
|
return;
|
|
|
|
/* Retrieve the sar limits data */
|
|
if (get_wifi_sar_limits(&sar_limits) < 0) {
|
|
printk(BIOS_ERR, "Error: failed from getting SAR limits!\n");
|
|
return;
|
|
}
|
|
|
|
/*
|
|
* Name ("WRDS", Package () {
|
|
* Revision,
|
|
* Package () {
|
|
* Domain Type, // 0x7:WiFi
|
|
* WiFi SAR BIOS, // BIOS SAR Enable/disable
|
|
* SAR Table Set // Set#1 of SAR Table (10 bytes)
|
|
* }
|
|
* })
|
|
*/
|
|
acpigen_write_name("WRDS");
|
|
acpigen_write_package(2);
|
|
acpigen_write_dword(WRDS_REVISION);
|
|
/* Emit 'Domain Type' + 'WiFi SAR BIOS' + 10 bytes for Set#1 */
|
|
package_size = 1 + 1 + BYTES_PER_SAR_LIMIT;
|
|
acpigen_write_package(package_size);
|
|
acpigen_write_dword(WRDS_DOMAIN_TYPE_WIFI);
|
|
acpigen_write_dword(CONFIG(SAR_ENABLE));
|
|
for (i = 0; i < BYTES_PER_SAR_LIMIT; i++)
|
|
acpigen_write_byte(sar_limits.sar_limit[0][i]);
|
|
acpigen_pop_len();
|
|
acpigen_pop_len();
|
|
|
|
/*
|
|
* Name ("EWRD", Package () {
|
|
* Revision,
|
|
* Package () {
|
|
* Domain Type, // 0x7:WiFi
|
|
* Dynamic SAR Enable, // Dynamic SAR Enable/disable
|
|
* Extended SAR sets, // Number of optional SAR table sets
|
|
* SAR Table Set, // Set#2 of SAR Table (10 bytes)
|
|
* SAR Table Set, // Set#3 of SAR Table (10 bytes)
|
|
* SAR Table Set // Set#4 of SAR Table (10 bytes)
|
|
* }
|
|
* })
|
|
*/
|
|
acpigen_write_name("EWRD");
|
|
acpigen_write_package(2);
|
|
acpigen_write_dword(EWRD_REVISION);
|
|
/*
|
|
* Emit 'Domain Type' + "Dynamic SAR Enable' + 'Extended SAR sets'
|
|
* + number of bytes for Set#2 & 3 & 4
|
|
*/
|
|
package_size = 1 + 1 + 1 + (NUM_SAR_LIMITS - 1) * BYTES_PER_SAR_LIMIT;
|
|
acpigen_write_package(package_size);
|
|
acpigen_write_dword(EWRD_DOMAIN_TYPE_WIFI);
|
|
acpigen_write_dword(CONFIG(DSAR_ENABLE));
|
|
acpigen_write_dword(CONFIG_DSAR_SET_NUM);
|
|
for (i = 1; i < NUM_SAR_LIMITS; i++)
|
|
for (j = 0; j < BYTES_PER_SAR_LIMIT; j++)
|
|
acpigen_write_byte(sar_limits.sar_limit[i][j]);
|
|
acpigen_pop_len();
|
|
acpigen_pop_len();
|
|
|
|
if (!CONFIG(GEO_SAR_ENABLE))
|
|
return;
|
|
|
|
/*
|
|
* Name ("WGDS", Package() {
|
|
* Revision,
|
|
* Package() {
|
|
* DomainType, // 0x7:WiFi
|
|
* WgdsWiFiSarDeltaGroup1PowerMax1, // Group 1 FCC 2400 Max
|
|
* WgdsWiFiSarDeltaGroup1PowerChainA1, // Group 1 FCC 2400 A Offset
|
|
* WgdsWiFiSarDeltaGroup1PowerChainB1, // Group 1 FCC 2400 B Offset
|
|
* WgdsWiFiSarDeltaGroup1PowerMax2, // Group 1 FCC 5200 Max
|
|
* WgdsWiFiSarDeltaGroup1PowerChainA2, // Group 1 FCC 5200 A Offset
|
|
* WgdsWiFiSarDeltaGroup1PowerChainB2, // Group 1 FCC 5200 B Offset
|
|
* WgdsWiFiSarDeltaGroup2PowerMax1, // Group 2 EC Jap 2400 Max
|
|
* WgdsWiFiSarDeltaGroup2PowerChainA1, // Group 2 EC Jap 2400 A Offset
|
|
* WgdsWiFiSarDeltaGroup2PowerChainB1, // Group 2 EC Jap 2400 B Offset
|
|
* WgdsWiFiSarDeltaGroup2PowerMax2, // Group 2 EC Jap 5200 Max
|
|
* WgdsWiFiSarDeltaGroup2PowerChainA2, // Group 2 EC Jap 5200 A Offset
|
|
* WgdsWiFiSarDeltaGroup2PowerChainB2, // Group 2 EC Jap 5200 B Offset
|
|
* WgdsWiFiSarDeltaGroup3PowerMax1, // Group 3 ROW 2400 Max
|
|
* WgdsWiFiSarDeltaGroup3PowerChainA1, // Group 3 ROW 2400 A Offset
|
|
* WgdsWiFiSarDeltaGroup3PowerChainB1, // Group 3 ROW 2400 B Offset
|
|
* WgdsWiFiSarDeltaGroup3PowerMax2, // Group 3 ROW 5200 Max
|
|
* WgdsWiFiSarDeltaGroup3PowerChainA2, // Group 3 ROW 5200 A Offset
|
|
* WgdsWiFiSarDeltaGroup3PowerChainB2, // Group 3 ROW 5200 B Offset
|
|
* }
|
|
* })
|
|
*/
|
|
|
|
wgds = &sar_limits.wgds;
|
|
acpigen_write_name("WGDS");
|
|
acpigen_write_package(2);
|
|
acpigen_write_dword(wgds->version);
|
|
/* Emit 'Domain Type' +
|
|
* Group specific delta of power (6 bytes * NUM_WGDS_SAR_GROUPS)
|
|
*/
|
|
package_size = sizeof(sar_limits.wgds.group) + 1;
|
|
acpigen_write_package(package_size);
|
|
acpigen_write_dword(WGDS_DOMAIN_TYPE_WIFI);
|
|
for (i = 0; i < SAR_NUM_WGDS_GROUPS; i++) {
|
|
acpigen_write_byte(wgds->group[i].power_max_2400mhz);
|
|
acpigen_write_byte(wgds->group[i].power_chain_a_2400mhz);
|
|
acpigen_write_byte(wgds->group[i].power_chain_b_2400mhz);
|
|
acpigen_write_byte(wgds->group[i].power_max_5200mhz);
|
|
acpigen_write_byte(wgds->group[i].power_chain_a_5200mhz);
|
|
acpigen_write_byte(wgds->group[i].power_chain_b_5200mhz);
|
|
}
|
|
|
|
acpigen_pop_len();
|
|
acpigen_pop_len();
|
|
}
|
|
|
|
static void wifi_generic_fill_ssdt(const struct device *dev)
|
|
{
|
|
const char *path;
|
|
const struct drivers_wifi_generic_config *config = dev->chip_info;
|
|
|
|
if (!dev->enabled)
|
|
return;
|
|
|
|
path = acpi_device_path(dev->bus->dev);
|
|
if (!path)
|
|
return;
|
|
|
|
/* Device */
|
|
acpigen_write_scope(path);
|
|
acpigen_write_device(acpi_device_name(dev));
|
|
acpi_device_write_uid(dev);
|
|
|
|
if (dev->chip_ops)
|
|
acpigen_write_name_string("_DDN", dev->chip_ops->name);
|
|
|
|
/* Address */
|
|
acpigen_write_ADR_pci_device(dev);
|
|
|
|
/* Wake capabilities */
|
|
if (config)
|
|
acpigen_write_PRW(config->wake, ACPI_S3);
|
|
|
|
/* Fill regulatory domain structure */
|
|
if (CONFIG(HAVE_REGULATORY_DOMAIN)) {
|
|
/*
|
|
* Name ("WRDD", Package () {
|
|
* WRDD_REVISION, // Revision
|
|
* Package () {
|
|
* WRDD_DOMAIN_TYPE_WIFI, // Domain Type, 7:WiFi
|
|
* wifi_regulatory_domain() // Country Identifier
|
|
* }
|
|
* })
|
|
*/
|
|
acpigen_write_name("WRDD");
|
|
acpigen_write_package(2);
|
|
acpigen_write_integer(WRDD_REVISION);
|
|
acpigen_write_package(2);
|
|
acpigen_write_dword(WRDD_DOMAIN_TYPE_WIFI);
|
|
acpigen_write_dword(wifi_regulatory_domain());
|
|
acpigen_pop_len();
|
|
acpigen_pop_len();
|
|
}
|
|
|
|
/* Fill Wifi sar related ACPI structures */
|
|
if (CONFIG(USE_SAR))
|
|
emit_sar_acpi_structures(dev);
|
|
|
|
acpigen_pop_len(); /* Device */
|
|
acpigen_pop_len(); /* Scope */
|
|
|
|
printk(BIOS_INFO, "%s.%s: %s %s\n", path, acpi_device_name(dev),
|
|
dev->chip_ops ? dev->chip_ops->name : "", dev_path(dev));
|
|
}
|
|
|
|
static const char *wifi_generic_acpi_name(const struct device *dev)
|
|
{
|
|
static char wifi_acpi_name[WIFI_ACPI_NAME_MAX_LEN];
|
|
|
|
/* ACPI 6.3, ASL 20.2.2: (Name Objects Encoding). */
|
|
snprintf(wifi_acpi_name, sizeof(wifi_acpi_name), "WF%02X",
|
|
(dev_path_encode(dev) & 0xff));
|
|
return wifi_acpi_name;
|
|
}
|
|
#endif
|
|
|
|
static void wifi_pci_dev_init(struct device *dev)
|
|
{
|
|
if (pci_dev_is_wake_source(dev))
|
|
elog_add_event_wake(ELOG_WAKE_SOURCE_PME_WIFI, 0);
|
|
}
|
|
|
|
struct device_operations wifi_generic_ops = {
|
|
.read_resources = pci_dev_read_resources,
|
|
.set_resources = pci_dev_set_resources,
|
|
.enable_resources = pci_dev_enable_resources,
|
|
.init = wifi_pci_dev_init,
|
|
.ops_pci = &pci_dev_ops_pci,
|
|
#if CONFIG(HAVE_ACPI_TABLES)
|
|
.acpi_name = wifi_generic_acpi_name,
|
|
.acpi_fill_ssdt = wifi_generic_fill_ssdt,
|
|
#endif
|
|
#if CONFIG(GENERATE_SMBIOS_TABLES)
|
|
.get_smbios_data = smbios_write_wifi,
|
|
#endif
|
|
};
|
|
|
|
static void wifi_generic_enable(struct device *dev)
|
|
{
|
|
struct drivers_wifi_generic_config *config = dev ? dev->chip_info : NULL;
|
|
|
|
if (!config)
|
|
return;
|
|
|
|
dev->ops = &wifi_generic_ops;
|
|
}
|
|
|
|
struct chip_operations drivers_wifi_generic_ops = {
|
|
CHIP_NAME("WIFI Device")
|
|
.enable_dev = wifi_generic_enable
|
|
};
|
|
|
|
static const unsigned short intel_pci_device_ids[] = {
|
|
PCI_DEVICE_ID_1000_SERIES_WIFI,
|
|
PCI_DEVICE_ID_6005_SERIES_WIFI,
|
|
PCI_DEVICE_ID_6005_I_SERIES_WIFI,
|
|
PCI_DEVICE_ID_1030_SERIES_WIFI,
|
|
PCI_DEVICE_ID_6030_I_SERIES_WIFI,
|
|
PCI_DEVICE_ID_6030_SERIES_WIFI,
|
|
PCI_DEVICE_ID_6150_SERIES_WIFI,
|
|
PCI_DEVICE_ID_2030_SERIES_WIFI,
|
|
PCI_DEVICE_ID_2000_SERIES_WIFI,
|
|
PCI_DEVICE_ID_0135_SERIES_WIFI,
|
|
PCI_DEVICE_ID_0105_SERIES_WIFI,
|
|
PCI_DEVICE_ID_6035_SERIES_WIFI,
|
|
PCI_DEVICE_ID_5300_SERIES_WIFI,
|
|
PCI_DEVICE_ID_5100_SERIES_WIFI,
|
|
PCI_DEVICE_ID_6000_SERIES_WIFI,
|
|
PCI_DEVICE_ID_6000_I_SERIES_WIFI,
|
|
PCI_DEVICE_ID_5350_SERIES_WIFI,
|
|
PCI_DEVICE_ID_5150_SERIES_WIFI,
|
|
/* Wilkins Peak 2 */
|
|
PCI_DEVICE_ID_WP_7260_SERIES_1_WIFI,
|
|
PCI_DEVICE_ID_WP_7260_SERIES_2_WIFI,
|
|
/* Stone Peak 2 */
|
|
PCI_DEVICE_ID_SP_7265_SERIES_1_WIFI,
|
|
PCI_DEVICE_ID_SP_7265_SERIES_2_WIFI,
|
|
/* Stone Field Peak */
|
|
PCI_DEVICE_ID_SFP_8260_SERIES_1_WIFI,
|
|
PCI_DEVICE_ID_SFP_8260_SERIES_2_WIFI,
|
|
/* Windstorm Peak */
|
|
PCI_DEVICE_ID_WSP_8275_SERIES_1_WIFI,
|
|
/* Jefferson Peak */
|
|
PCI_DEVICE_ID_JP_9000_SERIES_1_WIFI,
|
|
PCI_DEVICE_ID_JP_9000_SERIES_2_WIFI,
|
|
PCI_DEVICE_ID_JP_9000_SERIES_3_WIFI,
|
|
/* Thunder Peak 2 */
|
|
PCI_DEVICE_ID_TP_9260_SERIES_WIFI,
|
|
/* Harrison Peak */
|
|
PCI_DEVICE_ID_HrP_9560_SERIES_1_WIFI,
|
|
PCI_DEVICE_ID_HrP_9560_SERIES_2_WIFI,
|
|
PCI_DEVICE_ID_HrP_9560_SERIES_3_WIFI,
|
|
PCI_DEVICE_ID_HrP_9560_SERIES_4_WIFI,
|
|
PCI_DEVICE_ID_HrP_6SERIES_WIFI,
|
|
/* Cyclone Peak */
|
|
PCI_DEVICE_ID_CyP_6SERIES_WIFI,
|
|
/* Typhoon Peak */
|
|
PCI_DEVICE_ID_TyP_6SERIES_WIFI,
|
|
/* Garfield Peak */
|
|
PCI_DEVICE_ID_GrP_6SERIES_1_WIFI,
|
|
PCI_DEVICE_ID_GrP_6SERIES_2_WIFI,
|
|
0
|
|
};
|
|
|
|
/*
|
|
* The PCI driver is retained for backward compatibility with boards that never utilized the
|
|
* chip driver to support Intel WiFi device. For these devices, the PCI driver helps perform the
|
|
* same operations as above (except exposing the wake property) by utilizing the same
|
|
* `wifi_generic_ops`.
|
|
*/
|
|
static const struct pci_driver intel_wifi_pci_driver __pci_driver = {
|
|
.ops = &wifi_generic_ops,
|
|
.vendor = PCI_VENDOR_ID_INTEL,
|
|
.devices = intel_pci_device_ids,
|
|
};
|