1 /* SPDX-License-Identifier: BSD-3-Clause */
2 /* Copyright(c) 2007-2022 Intel Corporation */
3 #include "adf_accel_devices.h"
4 #include "adf_gen4vf_hw_csr_data.h"
5 
6 static u64
7 build_csr_ring_base_addr(dma_addr_t addr, u32 size)
8 {
9 	return BUILD_RING_BASE_ADDR_GEN4(addr, size);
10 }
11 
12 static u32
13 read_csr_ring_head(struct resource *csr_base_addr, u32 bank, u32 ring)
14 {
15 	return READ_CSR_RING_HEAD_GEN4VF(csr_base_addr, bank, ring);
16 }
17 
18 static void
19 write_csr_ring_head(struct resource *csr_base_addr,
20 		    u32 bank,
21 		    u32 ring,
22 		    u32 value)
23 {
24 	WRITE_CSR_RING_HEAD_GEN4VF(csr_base_addr, bank, ring, value);
25 }
26 
27 static u32
28 read_csr_ring_tail(struct resource *csr_base_addr, u32 bank, u32 ring)
29 {
30 	return READ_CSR_RING_TAIL_GEN4VF(csr_base_addr, bank, ring);
31 }
32 
33 static void
34 write_csr_ring_tail(struct resource *csr_base_addr,
35 		    u32 bank,
36 		    u32 ring,
37 		    u32 value)
38 {
39 	WRITE_CSR_RING_TAIL_GEN4VF(csr_base_addr, bank, ring, value);
40 }
41 
42 static u32
43 read_csr_e_stat(struct resource *csr_base_addr, u32 bank)
44 {
45 	return READ_CSR_E_STAT_GEN4VF(csr_base_addr, bank);
46 }
47 
48 static void
49 write_csr_ring_config(struct resource *csr_base_addr,
50 		      u32 bank,
51 		      u32 ring,
52 		      u32 value)
53 {
54 	WRITE_CSR_RING_CONFIG_GEN4VF(csr_base_addr, bank, ring, value);
55 }
56 
57 static dma_addr_t
58 read_csr_ring_base(struct resource *csr_base_addr, u32 bank, u32 ring)
59 {
60 	return READ_CSR_RING_BASE_GEN4VF(csr_base_addr, bank, ring);
61 }
62 
63 static void
64 write_csr_ring_base(struct resource *csr_base_addr,
65 		    u32 bank,
66 		    u32 ring,
67 		    dma_addr_t addr)
68 {
69 	WRITE_CSR_RING_BASE_GEN4VF(csr_base_addr, bank, ring, addr);
70 }
71 
72 static void
73 write_csr_int_flag(struct resource *csr_base_addr, u32 bank, u32 value)
74 {
75 	WRITE_CSR_INT_FLAG_GEN4VF(csr_base_addr, bank, value);
76 }
77 
78 static void
79 write_csr_int_srcsel(struct resource *csr_base_addr, u32 bank)
80 {
81 	WRITE_CSR_INT_SRCSEL_GEN4VF(csr_base_addr, bank);
82 }
83 
84 static void
85 write_csr_int_col_en(struct resource *csr_base_addr, u32 bank, u32 value)
86 {
87 	WRITE_CSR_INT_COL_EN_GEN4VF(csr_base_addr, bank, value);
88 }
89 
90 static void
91 write_csr_int_col_ctl(struct resource *csr_base_addr, u32 bank, u32 value)
92 {
93 	WRITE_CSR_INT_COL_CTL_GEN4VF(csr_base_addr, bank, value);
94 }
95 
96 static void
97 write_csr_int_flag_and_col(struct resource *csr_base_addr, u32 bank, u32 value)
98 {
99 	WRITE_CSR_INT_FLAG_AND_COL_GEN4VF(csr_base_addr, bank, value);
100 }
101 
102 static u32
103 read_csr_ring_srv_arb_en(struct resource *csr_base_addr, u32 bank)
104 {
105 	return READ_CSR_RING_SRV_ARB_EN_GEN4VF(csr_base_addr, bank);
106 }
107 
108 static void
109 write_csr_ring_srv_arb_en(struct resource *csr_base_addr, u32 bank, u32 value)
110 {
111 	WRITE_CSR_RING_SRV_ARB_EN_GEN4VF(csr_base_addr, bank, value);
112 }
113 
114 static u32
115 get_src_sel_mask(void)
116 {
117 	return ADF_BANK_INT_SRC_SEL_MASK_GEN4;
118 }
119 
120 static u32
121 get_int_col_ctl_enable_mask(void)
122 {
123 	return ADF_RING_CSR_INT_COL_CTL_ENABLE;
124 }
125 
126 static u32
127 get_bank_irq_mask(u32 irq_mask)
128 {
129 	return 0x1;
130 }
131 
132 void
133 gen4vf_init_hw_csr_info(struct adf_hw_csr_info *csr_info)
134 {
135 	struct adf_hw_csr_ops *csr_ops = &csr_info->csr_ops;
136 
137 	csr_info->csr_addr_offset = ADF_RING_CSR_ADDR_OFFSET_GEN4VF;
138 	csr_info->ring_bundle_size = ADF_RING_BUNDLE_SIZE_GEN4;
139 	csr_info->bank_int_flag_clear_mask = ADF_BANK_INT_FLAG_CLEAR_MASK_GEN4;
140 	csr_info->num_rings_per_int_srcsel = ADF_RINGS_PER_INT_SRCSEL_GEN4;
141 	csr_info->arb_enable_mask = 0x1;
142 	csr_ops->build_csr_ring_base_addr = build_csr_ring_base_addr;
143 	csr_ops->read_csr_ring_head = read_csr_ring_head;
144 	csr_ops->write_csr_ring_head = write_csr_ring_head;
145 	csr_ops->read_csr_ring_tail = read_csr_ring_tail;
146 	csr_ops->write_csr_ring_tail = write_csr_ring_tail;
147 	csr_ops->read_csr_e_stat = read_csr_e_stat;
148 	csr_ops->write_csr_ring_config = write_csr_ring_config;
149 	csr_ops->read_csr_ring_base = read_csr_ring_base;
150 	csr_ops->write_csr_ring_base = write_csr_ring_base;
151 	csr_ops->write_csr_int_flag = write_csr_int_flag;
152 	csr_ops->write_csr_int_srcsel = write_csr_int_srcsel;
153 	csr_ops->write_csr_int_col_en = write_csr_int_col_en;
154 	csr_ops->write_csr_int_col_ctl = write_csr_int_col_ctl;
155 	csr_ops->write_csr_int_flag_and_col = write_csr_int_flag_and_col;
156 	csr_ops->read_csr_ring_srv_arb_en = read_csr_ring_srv_arb_en;
157 	csr_ops->write_csr_ring_srv_arb_en = write_csr_ring_srv_arb_en;
158 	csr_ops->get_src_sel_mask = get_src_sel_mask;
159 	csr_ops->get_int_col_ctl_enable_mask = get_int_col_ctl_enable_mask;
160 	csr_ops->get_bank_irq_mask = get_bank_irq_mask;
161 }
162