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1/* SPDX-License-Identifier: GPL-2.0 or MIT */2/* Copyright 2018 Marty E. Plummer <hanetzer@startmail.com> */3/* Copyright 2019 Collabora ltd. */4 5#ifndef __PANTHOR_GPU_H__6#define __PANTHOR_GPU_H__7 8struct panthor_device;9 10int panthor_gpu_init(struct panthor_device *ptdev);11void panthor_gpu_unplug(struct panthor_device *ptdev);12void panthor_gpu_suspend(struct panthor_device *ptdev);13void panthor_gpu_resume(struct panthor_device *ptdev);14 15int panthor_gpu_block_power_on(struct panthor_device *ptdev,16 const char *blk_name,17 u32 pwron_reg, u32 pwrtrans_reg,18 u32 rdy_reg, u64 mask, u32 timeout_us);19int panthor_gpu_block_power_off(struct panthor_device *ptdev,20 const char *blk_name,21 u32 pwroff_reg, u32 pwrtrans_reg,22 u64 mask, u32 timeout_us);23 24/**25 * panthor_gpu_power_on() - Power on the GPU block.26 *27 * Return: 0 on success, a negative error code otherwise.28 */29#define panthor_gpu_power_on(ptdev, type, mask, timeout_us) \30 panthor_gpu_block_power_on(ptdev, #type, \31 type ## _PWRON_LO, \32 type ## _PWRTRANS_LO, \33 type ## _READY_LO, \34 mask, timeout_us)35 36/**37 * panthor_gpu_power_off() - Power off the GPU block.38 *39 * Return: 0 on success, a negative error code otherwise.40 */41#define panthor_gpu_power_off(ptdev, type, mask, timeout_us) \42 panthor_gpu_block_power_off(ptdev, #type, \43 type ## _PWROFF_LO, \44 type ## _PWRTRANS_LO, \45 mask, timeout_us)46 47int panthor_gpu_l2_power_on(struct panthor_device *ptdev);48int panthor_gpu_flush_caches(struct panthor_device *ptdev,49 u32 l2, u32 lsc, u32 other);50int panthor_gpu_soft_reset(struct panthor_device *ptdev);51 52#endif53