/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (c) 2022 Qualcomm Innovation Center, Inc. All rights reserved. */ /* * This header is for cdspl3 devfreq governor in drivers/devfreq. */ #ifndef __QCOM_CDSPRM_H__ #define __QCOM_CDSPRM_H__ /** * struct cdsprm_l3 - register with set L3 clock frequency method * @set_l3_freq: Sets desired L3 clock frequency in kilo-hertz. * cdsprm module would call this method to set L3 * clock frequency as requested by CDSP subsystem. */ struct cdsprm_l3 { int (*set_l3_freq)(unsigned int freq_khz); }; /** * cdsprm_register_cdspl3gov() - Register a method to set L3 clock * frequency * @arg: cdsprm_l3 structure with set L3 clock frequency method * * Note: To be called from cdspl3 governor only. Called when the governor is * started. */ void cdsprm_register_cdspl3gov(struct cdsprm_l3 *arg); /** * cdsprm_unregister_cdspl3gov() - Unregister the method to set L3 clock * frequency * * Note: To be called from cdspl3 governor only. Called when the governor is * stopped */ void cdsprm_unregister_cdspl3gov(void); /** * cdsprm_compute_vtcm_set_partition_map() - Send the vtcm partition and * map data to cdsp via * rpmsg channel * @arg: b_vtcm_partitioning 0 - disable VTCM partitioning * 1 - enable VTCM partitioning *@return SUCCESS (0) if vtcm partition and map data is sent * FAILURE (Non-zero) if vtcm partition and map sent fails * Note: VTCM partitioning should be defined in the device tree for * the enable / disable request to go through. * */ int cdsprm_compute_vtcm_set_partition_map(unsigned int b_vtcm_partitioning); #endif