1/* SPDX-License-Identifier: GPL-2.0-only */
2/* Copyright(c) 2024 Intel Corporation */
3#ifndef ADF_GEN4_HW_CSR_DATA_H_
4#define ADF_GEN4_HW_CSR_DATA_H_
5
6#include <linux/bitops.h>
7#include "adf_accel_devices.h"
8
9#define ADF_BANK_INT_SRC_SEL_MASK	0x44UL
10#define ADF_RING_CSR_RING_CONFIG	0x1000
11#define ADF_RING_CSR_RING_LBASE		0x1040
12#define ADF_RING_CSR_RING_UBASE		0x1080
13#define ADF_RING_CSR_RING_HEAD		0x0C0
14#define ADF_RING_CSR_RING_TAIL		0x100
15#define ADF_RING_CSR_STAT		0x140
16#define ADF_RING_CSR_UO_STAT		0x148
17#define ADF_RING_CSR_E_STAT		0x14C
18#define ADF_RING_CSR_NE_STAT		0x150
19#define ADF_RING_CSR_NF_STAT		0x154
20#define ADF_RING_CSR_F_STAT		0x158
21#define ADF_RING_CSR_C_STAT		0x15C
22#define ADF_RING_CSR_INT_FLAG_EN	0x16C
23#define ADF_RING_CSR_INT_FLAG		0x170
24#define ADF_RING_CSR_INT_SRCSEL		0x174
25#define ADF_RING_CSR_INT_COL_EN		0x17C
26#define ADF_RING_CSR_INT_COL_CTL	0x180
27#define ADF_RING_CSR_INT_FLAG_AND_COL	0x184
28#define ADF_RING_CSR_EXP_STAT		0x188
29#define ADF_RING_CSR_EXP_INT_EN		0x18C
30#define ADF_RING_CSR_INT_COL_CTL_ENABLE	0x80000000
31#define ADF_RING_CSR_ADDR_OFFSET	0x100000
32#define ADF_RING_BUNDLE_SIZE		0x2000
33#define ADF_RING_CSR_RING_SRV_ARB_EN	0x19C
34
35#define BUILD_RING_BASE_ADDR(addr, size) \
36	((((addr) >> 6) & (GENMASK_ULL(63, 0) << (size))) << 6)
37#define READ_CSR_RING_HEAD(csr_base_addr, bank, ring) \
38	ADF_CSR_RD((csr_base_addr) + ADF_RING_CSR_ADDR_OFFSET, \
39		   ADF_RING_BUNDLE_SIZE * (bank) + \
40		   ADF_RING_CSR_RING_HEAD + ((ring) << 2))
41#define READ_CSR_RING_TAIL(csr_base_addr, bank, ring) \
42	ADF_CSR_RD((csr_base_addr) + ADF_RING_CSR_ADDR_OFFSET, \
43		   ADF_RING_BUNDLE_SIZE * (bank) + \
44		   ADF_RING_CSR_RING_TAIL + ((ring) << 2))
45#define READ_CSR_STAT(csr_base_addr, bank) \
46	ADF_CSR_RD((csr_base_addr) + ADF_RING_CSR_ADDR_OFFSET, \
47		   ADF_RING_BUNDLE_SIZE * (bank) + ADF_RING_CSR_STAT)
48#define READ_CSR_UO_STAT(csr_base_addr, bank) \
49	ADF_CSR_RD((csr_base_addr) + ADF_RING_CSR_ADDR_OFFSET, \
50		   ADF_RING_BUNDLE_SIZE * (bank) + ADF_RING_CSR_UO_STAT)
51#define READ_CSR_E_STAT(csr_base_addr, bank) \
52	ADF_CSR_RD((csr_base_addr) + ADF_RING_CSR_ADDR_OFFSET, \
53		   ADF_RING_BUNDLE_SIZE * (bank) + ADF_RING_CSR_E_STAT)
54#define READ_CSR_NE_STAT(csr_base_addr, bank) \
55	ADF_CSR_RD((csr_base_addr) + ADF_RING_CSR_ADDR_OFFSET, \
56		   ADF_RING_BUNDLE_SIZE * (bank) + ADF_RING_CSR_NE_STAT)
57#define READ_CSR_NF_STAT(csr_base_addr, bank) \
58	ADF_CSR_RD((csr_base_addr) + ADF_RING_CSR_ADDR_OFFSET, \
59		   ADF_RING_BUNDLE_SIZE * (bank) + ADF_RING_CSR_NF_STAT)
60#define READ_CSR_F_STAT(csr_base_addr, bank) \
61	ADF_CSR_RD((csr_base_addr) + ADF_RING_CSR_ADDR_OFFSET, \
62		   ADF_RING_BUNDLE_SIZE * (bank) + ADF_RING_CSR_F_STAT)
63#define READ_CSR_C_STAT(csr_base_addr, bank) \
64	ADF_CSR_RD((csr_base_addr) + ADF_RING_CSR_ADDR_OFFSET, \
65		   ADF_RING_BUNDLE_SIZE * (bank) + ADF_RING_CSR_C_STAT)
66#define READ_CSR_EXP_STAT(csr_base_addr, bank) \
67	ADF_CSR_RD((csr_base_addr) + ADF_RING_CSR_ADDR_OFFSET, \
68		   ADF_RING_BUNDLE_SIZE * (bank) + ADF_RING_CSR_EXP_STAT)
69#define READ_CSR_EXP_INT_EN(csr_base_addr, bank) \
70	ADF_CSR_RD((csr_base_addr) + ADF_RING_CSR_ADDR_OFFSET, \
71		   ADF_RING_BUNDLE_SIZE * (bank) + ADF_RING_CSR_EXP_INT_EN)
72#define WRITE_CSR_EXP_INT_EN(csr_base_addr, bank, value) \
73	ADF_CSR_WR((csr_base_addr) + ADF_RING_CSR_ADDR_OFFSET, \
74		   ADF_RING_BUNDLE_SIZE * (bank) + \
75		   ADF_RING_CSR_EXP_INT_EN, value)
76#define READ_CSR_RING_CONFIG(csr_base_addr, bank, ring) \
77	ADF_CSR_RD((csr_base_addr) + ADF_RING_CSR_ADDR_OFFSET, \
78		   ADF_RING_BUNDLE_SIZE * (bank) + \
79		   ADF_RING_CSR_RING_CONFIG + ((ring) << 2))
80#define WRITE_CSR_RING_CONFIG(csr_base_addr, bank, ring, value) \
81	ADF_CSR_WR((csr_base_addr) + ADF_RING_CSR_ADDR_OFFSET, \
82		   ADF_RING_BUNDLE_SIZE * (bank) + \
83		   ADF_RING_CSR_RING_CONFIG + ((ring) << 2), value)
84#define WRITE_CSR_RING_BASE(csr_base_addr, bank, ring, value)	\
85do { \
86	void __iomem *_csr_base_addr = csr_base_addr; \
87	u32 _bank = bank;						\
88	u32 _ring = ring;						\
89	dma_addr_t _value = value;					\
90	u32 l_base = 0, u_base = 0;					\
91	l_base = lower_32_bits(_value);					\
92	u_base = upper_32_bits(_value);					\
93	ADF_CSR_WR((_csr_base_addr) + ADF_RING_CSR_ADDR_OFFSET,		\
94		   ADF_RING_BUNDLE_SIZE * (_bank) +			\
95		   ADF_RING_CSR_RING_LBASE + ((_ring) << 2), l_base);	\
96	ADF_CSR_WR((_csr_base_addr) + ADF_RING_CSR_ADDR_OFFSET,		\
97		   ADF_RING_BUNDLE_SIZE * (_bank) +			\
98		   ADF_RING_CSR_RING_UBASE + ((_ring) << 2), u_base);	\
99} while (0)
100
101static inline u64 read_base(void __iomem *csr_base_addr, u32 bank, u32 ring)
102{
103	u32 l_base, u_base;
104
105	/*
106	 * Use special IO wrapper for ring base as LBASE and UBASE are
107	 * not physically contigious
108	 */
109	l_base = ADF_CSR_RD(csr_base_addr, (ADF_RING_BUNDLE_SIZE * bank) +
110			    ADF_RING_CSR_RING_LBASE + (ring << 2));
111	u_base = ADF_CSR_RD(csr_base_addr, (ADF_RING_BUNDLE_SIZE * bank) +
112			    ADF_RING_CSR_RING_UBASE + (ring << 2));
113
114	return (u64)u_base << 32 | (u64)l_base;
115}
116
117#define READ_CSR_RING_BASE(csr_base_addr, bank, ring) \
118	read_base((csr_base_addr) + ADF_RING_CSR_ADDR_OFFSET, (bank), (ring))
119
120#define WRITE_CSR_RING_HEAD(csr_base_addr, bank, ring, value) \
121	ADF_CSR_WR((csr_base_addr) + ADF_RING_CSR_ADDR_OFFSET, \
122		   ADF_RING_BUNDLE_SIZE * (bank) + \
123		   ADF_RING_CSR_RING_HEAD + ((ring) << 2), value)
124#define WRITE_CSR_RING_TAIL(csr_base_addr, bank, ring, value) \
125	ADF_CSR_WR((csr_base_addr) + ADF_RING_CSR_ADDR_OFFSET, \
126		   ADF_RING_BUNDLE_SIZE * (bank) + \
127		   ADF_RING_CSR_RING_TAIL + ((ring) << 2), value)
128#define READ_CSR_INT_EN(csr_base_addr, bank) \
129	ADF_CSR_RD((csr_base_addr) + ADF_RING_CSR_ADDR_OFFSET, \
130		   ADF_RING_BUNDLE_SIZE * (bank) + ADF_RING_CSR_INT_FLAG_EN)
131#define WRITE_CSR_INT_EN(csr_base_addr, bank, value) \
132	ADF_CSR_WR((csr_base_addr) + ADF_RING_CSR_ADDR_OFFSET, \
133		   ADF_RING_BUNDLE_SIZE * (bank) + \
134		   ADF_RING_CSR_INT_FLAG_EN, (value))
135#define READ_CSR_INT_FLAG(csr_base_addr, bank) \
136	ADF_CSR_RD((csr_base_addr) + ADF_RING_CSR_ADDR_OFFSET, \
137		   ADF_RING_BUNDLE_SIZE * (bank) + ADF_RING_CSR_INT_FLAG)
138#define WRITE_CSR_INT_FLAG(csr_base_addr, bank, value) \
139	ADF_CSR_WR((csr_base_addr) + ADF_RING_CSR_ADDR_OFFSET, \
140		   ADF_RING_BUNDLE_SIZE * (bank) + \
141		   ADF_RING_CSR_INT_FLAG, (value))
142#define READ_CSR_INT_SRCSEL(csr_base_addr, bank) \
143	ADF_CSR_RD((csr_base_addr) + ADF_RING_CSR_ADDR_OFFSET, \
144		   ADF_RING_BUNDLE_SIZE * (bank) + ADF_RING_CSR_INT_SRCSEL)
145#define WRITE_CSR_INT_SRCSEL(csr_base_addr, bank) \
146	ADF_CSR_WR((csr_base_addr) + ADF_RING_CSR_ADDR_OFFSET, \
147		   ADF_RING_BUNDLE_SIZE * (bank) + \
148		   ADF_RING_CSR_INT_SRCSEL, ADF_BANK_INT_SRC_SEL_MASK)
149#define WRITE_CSR_INT_SRCSEL_W_VAL(csr_base_addr, bank, value) \
150	ADF_CSR_WR((csr_base_addr) + ADF_RING_CSR_ADDR_OFFSET, \
151		   ADF_RING_BUNDLE_SIZE * (bank) + \
152		   ADF_RING_CSR_INT_SRCSEL, (value))
153#define READ_CSR_INT_COL_EN(csr_base_addr, bank) \
154	ADF_CSR_RD((csr_base_addr) + ADF_RING_CSR_ADDR_OFFSET, \
155		   ADF_RING_BUNDLE_SIZE * (bank) + ADF_RING_CSR_INT_COL_EN)
156#define WRITE_CSR_INT_COL_EN(csr_base_addr, bank, value) \
157	ADF_CSR_WR((csr_base_addr) + ADF_RING_CSR_ADDR_OFFSET, \
158		   ADF_RING_BUNDLE_SIZE * (bank) + \
159		   ADF_RING_CSR_INT_COL_EN, (value))
160#define READ_CSR_INT_COL_CTL(csr_base_addr, bank) \
161	ADF_CSR_RD((csr_base_addr) + ADF_RING_CSR_ADDR_OFFSET, \
162		   ADF_RING_BUNDLE_SIZE * (bank) + ADF_RING_CSR_INT_COL_CTL)
163#define WRITE_CSR_INT_COL_CTL(csr_base_addr, bank, value) \
164	ADF_CSR_WR((csr_base_addr) + ADF_RING_CSR_ADDR_OFFSET, \
165		   ADF_RING_BUNDLE_SIZE * (bank) + \
166		   ADF_RING_CSR_INT_COL_CTL, \
167		   ADF_RING_CSR_INT_COL_CTL_ENABLE | (value))
168#define READ_CSR_INT_FLAG_AND_COL(csr_base_addr, bank) \
169	ADF_CSR_RD((csr_base_addr) + ADF_RING_CSR_ADDR_OFFSET, \
170		   ADF_RING_BUNDLE_SIZE * (bank) + \
171		   ADF_RING_CSR_INT_FLAG_AND_COL)
172#define WRITE_CSR_INT_FLAG_AND_COL(csr_base_addr, bank, value) \
173	ADF_CSR_WR((csr_base_addr) + ADF_RING_CSR_ADDR_OFFSET, \
174		   ADF_RING_BUNDLE_SIZE * (bank) + \
175		   ADF_RING_CSR_INT_FLAG_AND_COL, (value))
176
177#define READ_CSR_RING_SRV_ARB_EN(csr_base_addr, bank) \
178	ADF_CSR_RD((csr_base_addr) + ADF_RING_CSR_ADDR_OFFSET, \
179		   ADF_RING_BUNDLE_SIZE * (bank) + \
180		   ADF_RING_CSR_RING_SRV_ARB_EN)
181#define WRITE_CSR_RING_SRV_ARB_EN(csr_base_addr, bank, value) \
182	ADF_CSR_WR((csr_base_addr) + ADF_RING_CSR_ADDR_OFFSET, \
183		   ADF_RING_BUNDLE_SIZE * (bank) + \
184		   ADF_RING_CSR_RING_SRV_ARB_EN, (value))
185
186void adf_gen4_init_hw_csr_ops(struct adf_hw_csr_ops *csr_ops);
187
188#endif
189