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/* SPDX-License-Identifier: GPL-2.0 */ /* * Copyright (c) 2017-2018, The Linux Foundation. All rights reserved. * */ #include <linux/platform_device.h> #ifndef __LLCC_QCOM__ #define __LLCC_QCOM__ #define LLCC_CPUSS 1 #define LLCC_VIDSC0 2 #define LLCC_VIDSC1 3 #define LLCC_ROTATOR 4 #define LLCC_VOICE 5 #define LLCC_AUDIO 6 #define LLCC_MDMHPGRW 7 #define LLCC_MDM 8 #define LLCC_MODHW 9 #define LLCC_CMPT 10 #define LLCC_GPUHTW 11 #define LLCC_GPU 12 #define LLCC_MMUHWT 13 #define LLCC_CMPTDMA 15 #define LLCC_DISP 16 #define LLCC_VIDFW 17 #define LLCC_MDMHPFX 20 #define LLCC_MDMPNG 21 #define LLCC_AUDHW 22 #define LLCC_NPU 23 #define LLCC_WLHW 24 #define LLCC_CVP 28 #define LLCC_MODPE 29 #define LLCC_APTCM 30 #define LLCC_WRCACHE 31 /** * struct llcc_slice_desc - Cache slice descriptor * @slice_id: llcc slice id * @slice_size: Size allocated for the llcc slice */ struct llcc_slice_desc { u32 slice_id; size_t slice_size; }; /** * struct llcc_edac_reg_data - llcc edac registers data for each error type * @name: Name of the error * @synd_reg: Syndrome register address * @count_status_reg: Status register address to read the error count * @ways_status_reg: Status register address to read the error ways * @reg_cnt: Number of registers * @count_mask: Mask value to get the error count * @ways_mask: Mask value to get the error ways * @count_shift: Shift value to get the error count * @ways_shift: Shift value to get the error ways */ struct llcc_edac_reg_data { char *name; u64 synd_reg; u64 count_status_reg; u64 ways_status_reg; u32 reg_cnt; u32 count_mask; u32 ways_mask; u8 count_shift; u8 ways_shift; }; /** * struct llcc_drv_data - Data associated with the llcc driver * @regmap: regmap associated with the llcc device * @bcast_regmap: regmap associated with llcc broadcast offset * @cfg: pointer to the data structure for slice configuration * @lock: mutex associated with each slice * @cfg_size: size of the config data table * @max_slices: max slices as read from device tree * @num_banks: Number of llcc banks * @bitmap: Bit map to track the active slice ids * @offsets: Pointer to the bank offsets array * @ecc_irq: interrupt for llcc cache error detection and reporting * @major_version: Indicates the LLCC major version */ struct llcc_drv_data { struct regmap *regmap; struct regmap *bcast_regmap; const struct llcc_slice_config *cfg; struct mutex lock; u32 cfg_size; u32 max_slices; u32 num_banks; unsigned long *bitmap; u32 *offsets; int ecc_irq; u32 major_version; }; #if IS_ENABLED(CONFIG_QCOM_LLCC) /** * llcc_slice_getd - get llcc slice descriptor * @uid: usecase_id of the client */ struct llcc_slice_desc *llcc_slice_getd(u32 uid); /** * llcc_slice_putd - llcc slice descritpor * @desc: Pointer to llcc slice descriptor */ void llcc_slice_putd(struct llcc_slice_desc *desc); /** * llcc_get_slice_id - get slice id * @desc: Pointer to llcc slice descriptor */ int llcc_get_slice_id(struct llcc_slice_desc *desc); /** * llcc_get_slice_size - llcc slice size * @desc: Pointer to llcc slice descriptor */ size_t llcc_get_slice_size(struct llcc_slice_desc *desc); /** * llcc_slice_activate - Activate the llcc slice * @desc: Pointer to llcc slice descriptor */ int llcc_slice_activate(struct llcc_slice_desc *desc); /** * llcc_slice_deactivate - Deactivate the llcc slice * @desc: Pointer to llcc slice descriptor */ int llcc_slice_deactivate(struct llcc_slice_desc *desc); #else static inline struct llcc_slice_desc *llcc_slice_getd(u32 uid) { return NULL; } static inline void llcc_slice_putd(struct llcc_slice_desc *desc) { }; static inline int llcc_get_slice_id(struct llcc_slice_desc *desc) { return -EINVAL; } static inline size_t llcc_get_slice_size(struct llcc_slice_desc *desc) { return 0; } static inline int llcc_slice_activate(struct llcc_slice_desc *desc) { return -EINVAL; } static inline int llcc_slice_deactivate(struct llcc_slice_desc *desc) { return -EINVAL; } #endif #endif