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drivers/wifi: Adapt generic wifi driver into a chip driver

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Re-organize the existing generic wifi driver into a generic wifi chip
driver. This allows generic wifi chip information to be added to the
devicetree.

BUG=None
TEST=./util/abuild/abuild

Change-Id: I63f957a008ecf4a6a810c2a135ed62ea81a79fe0
Signed-off-by: Karthikeyan Ramasubramanian <kramasub@google.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/43768
Reviewed-by: Angel Pons <th3fanbus@gmail.com>
Reviewed-by: Tim Wawrzynczak <twawrzynczak@chromium.org>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
This commit is contained in:
Karthikeyan Ramasubramanian
2020-07-23 00:25:25 -06:00
committed by Patrick Georgi
parent ff7b9970f4
commit afeb7b3f68
7 changed files with 50 additions and 23 deletions
Download Patch File Download Diff File Expand all files Collapse all files

2
src/drivers/intel/wifi/Kconfig
View File

@@ -2,7 +2,7 @@ config DRIVERS_INTEL_WIFI
bool "Support Intel PCI-e WiFi adapters"
depends on PCI
default y if PCIEXP_PLUGIN_SUPPORT
select DRIVERS_GENERIC_WIFI if HAVE_ACPI_TABLES
select DRIVERS_WIFI_GENERIC if HAVE_ACPI_TABLES
help
When enabled, add identifiers in ACPI and SMBIOS tables to
make OS drivers work with certain Intel PCI-e WiFi chipsets.

8
src/drivers/intel/wifi/wifi.c
View File

@@ -8,7 +8,7 @@
#include <smbios.h>
#include <string.h>
#include "chip.h"
#include "drivers/wifi/generic_wifi.h"
#include "drivers/wifi/generic/chip.h"
#define PMCS_DR 0xcc
#define PME_STS (1 << 15)
@@ -50,14 +50,14 @@ static int smbios_write_wifi(struct device *dev, int *handle,
static void intel_wifi_fill_ssdt(const struct device *dev)
{
struct drivers_intel_wifi_config *config = dev->chip_info;
struct generic_wifi_config generic_config;
struct drivers_wifi_generic_config generic_config;
if (config) {
generic_config.wake = config->wake;
/* By default, all intel wifi chips wake from S3 */
generic_config.maxsleep = 3;
}
generic_wifi_fill_ssdt(dev, config ? &generic_config : NULL);
wifi_generic_fill_ssdt(dev, config ? &generic_config : NULL);
}
#endif
@@ -83,7 +83,7 @@ struct device_operations device_ops = {
#endif
.ops_pci = &pci_dev_ops_pci,
#if CONFIG(HAVE_ACPI_TABLES)
.acpi_name = generic_wifi_acpi_name,
.acpi_name = wifi_generic_acpi_name,
.acpi_fill_ssdt = intel_wifi_fill_ssdt,
#endif
};