1 /* SPDX-License-Identifier: GPL-2.0 */
3 * Copyright (c) 2017-2018, The Linux Foundation. All rights reserved.
7 #include <linux/platform_device.h>
14 #define LLCC_ROTATOR 4
17 #define LLCC_MDMHPGRW 7
20 #define LLCC_GPUHTW 11
22 #define LLCC_MMUHWT 13
23 #define LLCC_CMPTDMA 15
26 #define LLCC_MDMHPFX 20
27 #define LLCC_MDMPNG 21
31 * llcc_slice_desc - Cache slice descriptor
32 * @slice_id: llcc slice id
33 * @slice_size: Size allocated for the llcc slice
35 struct llcc_slice_desc {
41 * llcc_edac_reg_data - llcc edac registers data for each error type
42 * @name: Name of the error
43 * @synd_reg: Syndrome register address
44 * @count_status_reg: Status register address to read the error count
45 * @ways_status_reg: Status register address to read the error ways
46 * @reg_cnt: Number of registers
47 * @count_mask: Mask value to get the error count
48 * @ways_mask: Mask value to get the error ways
49 * @count_shift: Shift value to get the error count
50 * @ways_shift: Shift value to get the error ways
52 struct llcc_edac_reg_data {
65 * llcc_drv_data - Data associated with the llcc driver
66 * @regmap: regmap associated with the llcc device
67 * @bcast_regmap: regmap associated with llcc broadcast offset
68 * @cfg: pointer to the data structure for slice configuration
69 * @lock: mutex associated with each slice
70 * @cfg_size: size of the config data table
71 * @max_slices: max slices as read from device tree
72 * @num_banks: Number of llcc banks
73 * @bitmap: Bit map to track the active slice ids
74 * @offsets: Pointer to the bank offsets array
75 * @ecc_irq: interrupt for llcc cache error detection and reporting
77 struct llcc_drv_data {
78 struct regmap *regmap;
79 struct regmap *bcast_regmap;
80 const struct llcc_slice_config *cfg;
85 unsigned long *bitmap;
90 #if IS_ENABLED(CONFIG_QCOM_LLCC)
92 * llcc_slice_getd - get llcc slice descriptor
93 * @uid: usecase_id of the client
95 struct llcc_slice_desc *llcc_slice_getd(u32 uid);
98 * llcc_slice_putd - llcc slice descritpor
99 * @desc: Pointer to llcc slice descriptor
101 void llcc_slice_putd(struct llcc_slice_desc *desc);
104 * llcc_get_slice_id - get slice id
105 * @desc: Pointer to llcc slice descriptor
107 int llcc_get_slice_id(struct llcc_slice_desc *desc);
110 * llcc_get_slice_size - llcc slice size
111 * @desc: Pointer to llcc slice descriptor
113 size_t llcc_get_slice_size(struct llcc_slice_desc *desc);
116 * llcc_slice_activate - Activate the llcc slice
117 * @desc: Pointer to llcc slice descriptor
119 int llcc_slice_activate(struct llcc_slice_desc *desc);
122 * llcc_slice_deactivate - Deactivate the llcc slice
123 * @desc: Pointer to llcc slice descriptor
125 int llcc_slice_deactivate(struct llcc_slice_desc *desc);
128 static inline struct llcc_slice_desc *llcc_slice_getd(u32 uid)
133 static inline void llcc_slice_putd(struct llcc_slice_desc *desc)
138 static inline int llcc_get_slice_id(struct llcc_slice_desc *desc)
143 static inline size_t llcc_get_slice_size(struct llcc_slice_desc *desc)
147 static inline int llcc_slice_activate(struct llcc_slice_desc *desc)
152 static inline int llcc_slice_deactivate(struct llcc_slice_desc *desc)