fwupd/plugins/thunderbolt/fu-plugin-thunderbolt.c
2022-06-14 14:36:52 -05:00

117 lines
4.0 KiB
C

/*
* Copyright (C) 2017 Christian J. Kellner <christian@kellner.me>
*
* SPDX-License-Identifier: LGPL-2.1+
*/
#include "config.h"
#include <fwupdplugin.h>
#include "fu-thunderbolt-common.h"
#include "fu-thunderbolt-controller.h"
#include "fu-thunderbolt-firmware-update.h"
#include "fu-thunderbolt-firmware.h"
#include "fu-thunderbolt-retimer.h"
/*5 seconds sleep until retimer is available \
after nvm update*/
#define FU_THUNDERBOLT_RETIMER_CLEANUP_DELAY 5000000
static gboolean
fu_plugin_thunderbolt_safe_kernel(FuPlugin *plugin, GError **error)
{
g_autofree gchar *minimum_kernel = NULL;
minimum_kernel = fu_plugin_get_config_value(plugin, "MinimumKernelVersion");
if (minimum_kernel == NULL) {
g_debug("Ignoring kernel safety checks");
return TRUE;
}
return fu_kernel_check_version(minimum_kernel, error);
}
static gboolean
fu_plugin_thunderbolt_device_created(FuPlugin *plugin, FuDevice *dev, GError **error)
{
fu_plugin_add_rule(plugin,
FU_PLUGIN_RULE_INHIBITS_IDLE,
"thunderbolt requires device wakeup");
if (fu_plugin_get_config_value_boolean(plugin, "RetimerOfflineMode"))
fu_device_add_private_flag(dev, FU_THUNDERBOLT_DEVICE_FLAG_FORCE_ENUMERATION);
return TRUE;
}
static void
fu_plugin_thunderbolt_device_registered(FuPlugin *plugin, FuDevice *device)
{
if (g_strcmp0(fu_device_get_plugin(device), "thunderbolt") != 0)
return;
/* Operating system will handle finishing updates later */
if (fu_plugin_get_config_value_boolean(plugin, "DelayedActivation") &&
!fu_device_has_flag(device, FWUPD_DEVICE_FLAG_USABLE_DURING_UPDATE)) {
g_debug("Turning on delayed activation for %s", fu_device_get_name(device));
fu_device_add_flag(device, FWUPD_DEVICE_FLAG_USABLE_DURING_UPDATE);
fu_device_add_flag(device, FWUPD_DEVICE_FLAG_SKIPS_RESTART);
fu_device_remove_internal_flag(device, FU_DEVICE_INTERNAL_FLAG_REPLUG_MATCH_GUID);
}
}
static void
fu_plugin_thunderbolt_init(FuPlugin *plugin)
{
fu_plugin_add_udev_subsystem(plugin, "thunderbolt");
fu_plugin_add_device_gtype(plugin, FU_TYPE_THUNDERBOLT_CONTROLLER);
fu_plugin_add_device_gtype(plugin, FU_TYPE_THUNDERBOLT_RETIMER);
fu_plugin_add_firmware_gtype(plugin, NULL, FU_TYPE_THUNDERBOLT_FIRMWARE);
fu_plugin_add_firmware_gtype(plugin, NULL, FU_TYPE_THUNDERBOLT_FIRMWARE_UPDATE);
}
static gboolean
fu_plugin_thunderbolt_startup(FuPlugin *plugin, FuProgress *progress, GError **error)
{
return fu_plugin_thunderbolt_safe_kernel(plugin, error);
}
static gboolean
fu_plugin_thunderbolt_composite_prepare(FuPlugin *plugin, GPtrArray *devices, GError **error)
{
for (guint i = 0; i < devices->len; i++) {
FuDevice *dev = g_ptr_array_index(devices, i);
if ((g_strcmp0(fu_device_get_plugin(dev), "thunderbolt") == 0) &&
fu_device_has_private_flag(dev, FU_THUNDERBOLT_DEVICE_FLAG_FORCE_ENUMERATION) &&
fu_device_has_internal_flag(dev, FU_DEVICE_INTERNAL_FLAG_NO_AUTO_REMOVE)) {
return fu_thunderbolt_retimer_set_parent_port_offline(dev, error);
}
}
return TRUE;
}
static gboolean
fu_plugin_thunderbolt_composite_cleanup(FuPlugin *plugin, GPtrArray *devices, GError **error)
{
for (guint i = 0; i < devices->len; i++) {
FuDevice *dev = g_ptr_array_index(devices, i);
if ((g_strcmp0(fu_device_get_plugin(dev), "thunderbolt") == 0) &&
fu_device_has_private_flag(dev, FU_THUNDERBOLT_DEVICE_FLAG_FORCE_ENUMERATION) &&
fu_device_has_internal_flag(dev, FU_DEVICE_INTERNAL_FLAG_NO_AUTO_REMOVE)) {
g_usleep(FU_THUNDERBOLT_RETIMER_CLEANUP_DELAY);
return fu_thunderbolt_retimer_set_parent_port_online(dev, error);
}
}
return TRUE;
}
void
fu_plugin_init_vfuncs(FuPluginVfuncs *vfuncs)
{
vfuncs->build_hash = FU_BUILD_HASH;
vfuncs->init = fu_plugin_thunderbolt_init;
vfuncs->startup = fu_plugin_thunderbolt_startup;
vfuncs->device_registered = fu_plugin_thunderbolt_device_registered;
vfuncs->device_created = fu_plugin_thunderbolt_device_created;
vfuncs->composite_prepare = fu_plugin_thunderbolt_composite_prepare;
vfuncs->composite_cleanup = fu_plugin_thunderbolt_composite_cleanup;
}