blob: 9e8fd92c96b73f45029523ae21e43849dc7b1930 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
|
/* 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
#define LLCC_CVPFW 32
#define LLCC_CPUSS1 33
#define LLCC_CPUHWT 36
/**
* 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
|
