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1// SPDX-License-Identifier: GPL-2.0-only2/*3 * isst_tpmi.c: SST TPMI interface4 *5 * Copyright (c) 2023, Intel Corporation.6 * All Rights Reserved.7 *8 */9 10#include <linux/auxiliary_bus.h>11#include <linux/module.h>12#include <linux/intel_tpmi.h>13 14#include "isst_tpmi_core.h"15 16static int intel_sst_probe(struct auxiliary_device *auxdev, const struct auxiliary_device_id *id)17{18 int ret;19 20 ret = tpmi_sst_init();21 if (ret)22 return ret;23 24 ret = tpmi_sst_dev_add(auxdev);25 if (ret)26 tpmi_sst_exit();27 28 return ret;29}30 31static void intel_sst_remove(struct auxiliary_device *auxdev)32{33 tpmi_sst_dev_remove(auxdev);34 tpmi_sst_exit();35}36 37static int intel_sst_suspend(struct device *dev)38{39 tpmi_sst_dev_suspend(to_auxiliary_dev(dev));40 41 return 0;42}43 44static int intel_sst_resume(struct device *dev)45{46 tpmi_sst_dev_resume(to_auxiliary_dev(dev));47 48 return 0;49}50 51static DEFINE_SIMPLE_DEV_PM_OPS(intel_sst_pm, intel_sst_suspend, intel_sst_resume);52 53static const struct auxiliary_device_id intel_sst_id_table[] = {54 { .name = "intel_vsec.tpmi-sst" },55 {}56};57MODULE_DEVICE_TABLE(auxiliary, intel_sst_id_table);58 59static struct auxiliary_driver intel_sst_aux_driver = {60 .id_table = intel_sst_id_table,61 .remove = intel_sst_remove,62 .probe = intel_sst_probe,63 .driver = {64 .pm = pm_sleep_ptr(&intel_sst_pm),65 },66};67 68module_auxiliary_driver(intel_sst_aux_driver);69 70MODULE_IMPORT_NS(INTEL_TPMI_SST);71MODULE_DESCRIPTION("Intel TPMI SST Driver");72MODULE_LICENSE("GPL");73