23 lines
493 B
C
23 lines
493 B
C
// SPDX-License-Identifier: GPL-2.0-only
|
|
#include <linux/acpi.h>
|
|
#include <linux/export.h>
|
|
|
|
#include "../internal.h"
|
|
|
|
#define SMCCC_SOC_ID_T241 0x036b0241
|
|
|
|
int acpi_arch_thermal_cpufreq_pctg(void)
|
|
{
|
|
s32 soc_id = arm_smccc_get_soc_id_version();
|
|
|
|
/*
|
|
* Check JEP106 code for NVIDIA Tegra241 chip (036b:0241) and
|
|
* reduce the CPUFREQ Thermal reduction percentage to 5%.
|
|
*/
|
|
if (soc_id == SMCCC_SOC_ID_T241)
|
|
return 5;
|
|
|
|
return 0;
|
|
}
|
|
EXPORT_SYMBOL_GPL(acpi_arch_thermal_cpufreq_pctg);
|