/* SPDX-License-Identifier: GPL-2.0 or MIT */ /* Copyright 2025 ARM Limited. All rights reserved. */ #ifndef __PANTHOR_HW_H__ #define __PANTHOR_HW_H__ #include "panthor_device.h" #include "panthor_regs.h" /** * struct panthor_hw_ops - HW operations that are specific to a GPU */ struct panthor_hw_ops { /** @soft_reset: Soft reset function pointer */ int (*soft_reset)(struct panthor_device *ptdev); /** @l2_power_off: L2 power off function pointer */ void (*l2_power_off)(struct panthor_device *ptdev); /** @l2_power_on: L2 power on function pointer */ int (*l2_power_on)(struct panthor_device *ptdev); }; /** * struct panthor_hw - GPU specific register mapping and functions */ struct panthor_hw { /** @features: Bitmap containing panthor_hw_feature */ /** @ops: Panthor HW specific operations */ struct panthor_hw_ops ops; }; int panthor_hw_init(struct panthor_device *ptdev); static inline int panthor_hw_soft_reset(struct panthor_device *ptdev) { return ptdev->hw->ops.soft_reset(ptdev); } static inline int panthor_hw_l2_power_on(struct panthor_device *ptdev) { return ptdev->hw->ops.l2_power_on(ptdev); } static inline void panthor_hw_l2_power_off(struct panthor_device *ptdev) { ptdev->hw->ops.l2_power_off(ptdev); } static inline bool panthor_hw_has_pwr_ctrl(struct panthor_device *ptdev) { return GPU_ARCH_MAJOR(ptdev->gpu_info.gpu_id) >= 14; } #endif /* __PANTHOR_HW_H__ */