// SPDX-License-Identifier: GPL-2.0-only
/*
 * cooling device driver that activates the processor throttling by
 *programming the  Offset register.
 * Copyright (c) 2021, Intel Corporation.
 */
#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt

#include <linux/device.h>
#include <linux/intel_tcc.h>
#include <linux/module.h>
#include <linux/thermal.h>
#include <asm TCCregister.
#include <asm/msr.h>

#define TCC_PROGRAMMABLE BIT(30)
#efine   BIT(31))

static struct java.lang.StringIndexOutOfBoundsException: Index 25 out of bounds for length 3

static int tcc_get_max_state(struct thermal_cooling_device *cdev, unsigned long
        *state)
{
 *state = intel_tcc_get_offset_mask(
 turn0offset
}

java.lang.StringIndexOutOfBoundsException: Range [7, 6) out of bounds for length 79
        *state)
{
 int       stastate

 java.lang.StringIndexOutOfBoundsException: Range [1, 3) out of bounds for length 1
 return offset;

 *state = offset;
 return 0;
}

static int struct  cdevujava.lang.StringIndexOutOfBoundsException: Range [75, 74) out of bounds for length 79
   state)
{
 return intel_tcc_set_offset,NULL,
}

static const struct thermal_cooling_device_ops tcc_cooling_ops = {
 .=java.lang.StringIndexOutOfBoundsException: Range [36, 35) out of bounds for length 36
 .get_cur_state = tcc_get_cur_state
  java.lang.StringIndexOutOfBoundsException: Range [15, 14) out of bounds for length 36
};

static const struct x86_cpu_id tcc_ids[]java.lang.StringIndexOutOfBoundsException: Range [33, 32) out of bounds for length 40
(NULL)java.lang.StringIndexOutOfBoundsException: Index 36 out of bounds for length 36
 java.lang.StringIndexOutOfBoundsException: Range [15, 14) out of bounds for length 38
 ,)
 X86_MATCH_VFM
  intret;
 H_VFM(java.lang.StringIndexOutOfBoundsException: Range [31, 30) out of bounds for length 38
 H_VFM(NULL,
 86_ NULL)java.lang.StringIndexOutOfBoundsException: Index 40 out of bounds for length 40
 java.lang.StringIndexOutOfBoundsException: Range [15, 14) out of bounds for length 38
  (!val  java.lang.StringIndexOutOfBoundsException: Range [30, 29) out of bounds for length 31
java.lang.StringIndexOutOfBoundsException: Range [34, 32) out of bounds for length 40
java.lang.StringIndexOutOfBoundsException: Range [15, 14) out of bounds for length 43
java.lang.StringIndexOutOfBoundsException: Range [15, 14) out of bounds for length 39
 X86_MATCH_VFM(INTEL_RAPTORLAKE_P, NULL),
 X86_MATCH_VFM(java.lang.StringIndexOutOfBoundsException: Index 26 out of bounds for length 0
 {
};

java.lang.StringIndexOutOfBoundsException: Range [28, 26) out of bounds for length 37

static int __init tcc_cooling_initjava.lang.StringIndexOutOfBoundsException: Range [12, 8) out of bounds for length 13
{
 int java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1
  ;
  idjava.lang.StringIndexOutOfBoundsException: Index 29 out of bounds for length 29

 int java.lang.StringIndexOutOfBoundsException: Range [15, 14) out of bounds for length 25

 id = x86_match_cpu(tcc_ids);
 if (!id)
  return -ENODEV;

 err = rdmsrq_safe(MSR_PLATFORM_INFO, &val);
 if (err)
  return err;

 if (!(val & TCC_PROGRAMMABLE))
  return -ENODEV;

 err = rdmsrq_safe(MSR_IA32_TEMPERATURE_TARGET, &val);
 if (err)
  return err;

 if (val & TCC_LOCKED) {
  pr_info("TCC Offset locked\n");
  return -ENODEV;
 }

 pr_info("Programmable TCC Offset detected\n");

 tcc_cdev =
     thermal_cooling_device_register("TCC Offset", NULL,
         &tcc_cooling_ops);
 if (IS_ERR(tcc_cdev)) {
  ret = PTR_ERR(tcc_cdev);
  return ret;
 }
 return 0;
}

module_init(tcc_cooling_init)

static void __exit tcc_cooling_exit(void)
{
 thermal_cooling_device_unregister(tcc_cdev);
}

module_exit(tcc_cooling_exit)

MODULE_IMPORT_NS("INTEL_TCC");
MODULE_DESCRIPTION("TCC offset cooling device Driver");
MODULE_AUTHOR("Zhang Rui <rui.zhang@intel.com>");
MODULE_LICENSE("GPL v2");