1 /* SPDX-License-Identifier: GPL-2.0 */ 2 /* 3 * Copyright (c) 2017-2018, The Linux Foundation. All rights reserved. 4 * 5 */ 6 7 #include <linux/platform_device.h> 8 #ifndef __LLCC_QCOM__ 9 #define __LLCC_QCOM__ 10 11 #define LLCC_CPUSS 1 12 #define LLCC_VIDSC0 2 13 #define LLCC_VIDSC1 3 14 #define LLCC_ROTATOR 4 15 #define LLCC_VOICE 5 16 #define LLCC_AUDIO 6 17 #define LLCC_MDMHPGRW 7 18 #define LLCC_MDM 8 19 #define LLCC_MODHW 9 20 #define LLCC_CMPT 10 21 #define LLCC_GPUHTW 11 22 #define LLCC_GPU 12 23 #define LLCC_MMUHWT 13 24 #define LLCC_CMPTDMA 15 25 #define LLCC_DISP 16 26 #define LLCC_VIDFW 17 27 #define LLCC_CAMFW 18 28 #define LLCC_MDMHPFX 20 29 #define LLCC_MDMPNG 21 30 #define LLCC_AUDHW 22 31 #define LLCC_NPU 23 32 #define LLCC_WLHW 24 33 #define LLCC_PIMEM 25 34 #define LLCC_ECC 26 35 #define LLCC_CVP 28 36 #define LLCC_MODPE 29 37 #define LLCC_APTCM 30 38 #define LLCC_WRCACHE 31 39 #define LLCC_CVPFW 32 40 #define LLCC_CPUSS1 33 41 #define LLCC_CAMEXP0 34 42 #define LLCC_CPUMTE 35 43 #define LLCC_CPUHWT 36 44 #define LLCC_MDMCLAD2 37 45 #define LLCC_CAMEXP1 38 46 #define LLCC_CMPTHCP 39 47 #define LLCC_LCPDARE 40 48 #define LLCC_AENPU 45 49 #define LLCC_ISLAND1 46 50 #define LLCC_ISLAND2 47 51 #define LLCC_ISLAND3 48 52 #define LLCC_ISLAND4 49 53 #define LLCC_CAMEXP2 50 54 #define LLCC_CAMEXP3 51 55 #define LLCC_CAMEXP4 52 56 #define LLCC_DISP_WB 53 57 #define LLCC_DISP_1 54 58 #define LLCC_VIEYE 57 59 #define LLCC_VIDPTH 58 60 #define LLCC_GPUMV 59 61 #define LLCC_EVA_LEFT 60 62 #define LLCC_EVA_RIGHT 61 63 #define LLCC_EVAGAIN 62 64 #define LLCC_VIPTH 63 65 #define LLCC_VIDVSP 64 66 #define LLCC_DISP_LEFT 65 67 #define LLCC_DISP_RIGHT 66 68 #define LLCC_EVCS_LEFT 67 69 #define LLCC_EVCS_RIGHT 68 70 #define LLCC_SPAD 69 71 #define LLCC_VIDDEC 70 72 #define LLCC_CAMOFE 71 73 #define LLCC_CAMRTIP 72 74 #define LLCC_CAMSRTIP 73 75 #define LLCC_CAMRTRF 74 76 #define LLCC_CAMSRTRF 75 77 #define LLCC_VIDEO_APV 83 78 #define LLCC_COMPUTE1 87 79 #define LLCC_CPUSS_OPP 88 80 #define LLCC_CPUSSMPAM 89 81 #define LLCC_CAM_IPE_STROV 92 82 #define LLCC_CAM_OFE_STROV 93 83 #define LLCC_CPUSS_HEU 94 84 #define LLCC_MDM_PNG_FIXED 100 85 86 /** 87 * struct llcc_slice_desc - Cache slice descriptor 88 * @slice_id: llcc slice id 89 * @slice_size: Size allocated for the llcc slice 90 */ 91 struct llcc_slice_desc { 92 u32 slice_id; 93 size_t slice_size; 94 }; 95 96 /** 97 * struct llcc_edac_reg_data - llcc edac registers data for each error type 98 * @name: Name of the error 99 * @reg_cnt: Number of registers 100 * @count_mask: Mask value to get the error count 101 * @ways_mask: Mask value to get the error ways 102 * @count_shift: Shift value to get the error count 103 * @ways_shift: Shift value to get the error ways 104 */ 105 struct llcc_edac_reg_data { 106 char *name; 107 u32 reg_cnt; 108 u32 count_mask; 109 u32 ways_mask; 110 u8 count_shift; 111 u8 ways_shift; 112 }; 113 114 struct llcc_edac_reg_offset { 115 /* LLCC TRP registers */ 116 u32 trp_ecc_error_status0; 117 u32 trp_ecc_error_status1; 118 u32 trp_ecc_sb_err_syn0; 119 u32 trp_ecc_db_err_syn0; 120 u32 trp_ecc_error_cntr_clear; 121 u32 trp_interrupt_0_status; 122 u32 trp_interrupt_0_clear; 123 u32 trp_interrupt_0_enable; 124 125 /* LLCC Common registers */ 126 u32 cmn_status0; 127 u32 cmn_interrupt_0_enable; 128 u32 cmn_interrupt_2_enable; 129 130 /* LLCC DRP registers */ 131 u32 drp_ecc_error_cfg; 132 u32 drp_ecc_error_cntr_clear; 133 u32 drp_interrupt_status; 134 u32 drp_interrupt_clear; 135 u32 drp_interrupt_enable; 136 u32 drp_ecc_error_status0; 137 u32 drp_ecc_error_status1; 138 u32 drp_ecc_sb_err_syn0; 139 u32 drp_ecc_db_err_syn0; 140 }; 141 142 /** 143 * struct llcc_drv_data - Data associated with the llcc driver 144 * @regmaps: regmaps associated with the llcc device 145 * @bcast_regmap: regmap associated with llcc broadcast OR offset 146 * @bcast_and_regmap: regmap associated with llcc broadcast AND offset 147 * @cfg: pointer to the data structure for slice configuration 148 * @edac_reg_offset: Offset of the LLCC EDAC registers 149 * @lock: mutex associated with each slice 150 * @cfg_size: size of the config data table 151 * @max_slices: max slices as read from device tree 152 * @num_banks: Number of llcc banks 153 * @bitmap: Bit map to track the active slice ids 154 * @ecc_irq: interrupt for llcc cache error detection and reporting 155 * @ecc_irq_configured: 'True' if firmware has already configured the irq propagation 156 * @version: Indicates the LLCC version 157 */ 158 struct llcc_drv_data { 159 struct regmap **regmaps; 160 struct regmap *bcast_regmap; 161 struct regmap *bcast_and_regmap; 162 const struct llcc_slice_config *cfg; 163 const struct llcc_edac_reg_offset *edac_reg_offset; 164 struct mutex lock; 165 u32 cfg_size; 166 u32 max_slices; 167 u32 num_banks; 168 unsigned long *bitmap; 169 int ecc_irq; 170 bool ecc_irq_configured; 171 u32 version; 172 }; 173 174 #if IS_ENABLED(CONFIG_QCOM_LLCC) 175 /** 176 * llcc_slice_getd - get llcc slice descriptor 177 * @uid: usecase_id of the client 178 */ 179 struct llcc_slice_desc *llcc_slice_getd(u32 uid); 180 181 /** 182 * llcc_slice_putd - llcc slice descritpor 183 * @desc: Pointer to llcc slice descriptor 184 */ 185 void llcc_slice_putd(struct llcc_slice_desc *desc); 186 187 /** 188 * llcc_get_slice_id - get slice id 189 * @desc: Pointer to llcc slice descriptor 190 */ 191 int llcc_get_slice_id(struct llcc_slice_desc *desc); 192 193 /** 194 * llcc_get_slice_size - llcc slice size 195 * @desc: Pointer to llcc slice descriptor 196 */ 197 size_t llcc_get_slice_size(struct llcc_slice_desc *desc); 198 199 /** 200 * llcc_slice_activate - Activate the llcc slice 201 * @desc: Pointer to llcc slice descriptor 202 */ 203 int llcc_slice_activate(struct llcc_slice_desc *desc); 204 205 /** 206 * llcc_slice_deactivate - Deactivate the llcc slice 207 * @desc: Pointer to llcc slice descriptor 208 */ 209 int llcc_slice_deactivate(struct llcc_slice_desc *desc); 210 211 #else llcc_slice_getd(u32 uid)212static inline struct llcc_slice_desc *llcc_slice_getd(u32 uid) 213 { 214 return NULL; 215 } 216 llcc_slice_putd(struct llcc_slice_desc * desc)217static inline void llcc_slice_putd(struct llcc_slice_desc *desc) 218 { 219 220 }; 221 llcc_get_slice_id(struct llcc_slice_desc * desc)222static inline int llcc_get_slice_id(struct llcc_slice_desc *desc) 223 { 224 return -EINVAL; 225 } 226 llcc_get_slice_size(struct llcc_slice_desc * desc)227static inline size_t llcc_get_slice_size(struct llcc_slice_desc *desc) 228 { 229 return 0; 230 } llcc_slice_activate(struct llcc_slice_desc * desc)231static inline int llcc_slice_activate(struct llcc_slice_desc *desc) 232 { 233 return -EINVAL; 234 } 235 llcc_slice_deactivate(struct llcc_slice_desc * desc)236static inline int llcc_slice_deactivate(struct llcc_slice_desc *desc) 237 { 238 return -EINVAL; 239 } 240 #endif 241 242 #endif 243