1 // SPDX-License-Identifier: (BSD-3-Clause OR GPL-2.0-only)
2 /* Copyright(c) 2014 - 2021 Intel Corporation */
3 #include <adf_accel_devices.h>
4 #include <adf_common_drv.h>
5 #include <adf_gen2_config.h>
6 #include <adf_gen2_dc.h>
7 #include <adf_gen2_hw_data.h>
8 #include <adf_gen2_pfvf.h>
9 #include "adf_c3xxx_hw_data.h"
10 #include "icp_qat_hw.h"
11 
12 /* Worker thread to service arbiter mappings */
13 static const u32 thrd_to_arb_map[ADF_C3XXX_MAX_ACCELENGINES] = {
14 	0x12222AAA, 0x11222AAA, 0x12222AAA,
15 	0x11222AAA, 0x12222AAA, 0x11222AAA
16 };
17 
18 static struct adf_hw_device_class c3xxx_class = {
19 	.name = ADF_C3XXX_DEVICE_NAME,
20 	.type = DEV_C3XXX,
21 	.instances = 0
22 };
23 
24 static u32 get_accel_mask(struct adf_hw_device_data *self)
25 {
26 	u32 straps = self->straps;
27 	u32 fuses = self->fuses;
28 	u32 accel;
29 
30 	accel = ~(fuses | straps) >> ADF_C3XXX_ACCELERATORS_REG_OFFSET;
31 	accel &= ADF_C3XXX_ACCELERATORS_MASK;
32 
33 	return accel;
34 }
35 
36 static u32 get_ae_mask(struct adf_hw_device_data *self)
37 {
38 	u32 straps = self->straps;
39 	u32 fuses = self->fuses;
40 	unsigned long disabled;
41 	u32 ae_disable;
42 	int accel;
43 
44 	/* If an accel is disabled, then disable the corresponding two AEs */
45 	disabled = ~get_accel_mask(self) & ADF_C3XXX_ACCELERATORS_MASK;
46 	ae_disable = BIT(1) | BIT(0);
47 	for_each_set_bit(accel, &disabled, ADF_C3XXX_MAX_ACCELERATORS)
48 		straps |= ae_disable << (accel << 1);
49 
50 	return ~(fuses | straps) & ADF_C3XXX_ACCELENGINES_MASK;
51 }
52 
53 static u32 get_misc_bar_id(struct adf_hw_device_data *self)
54 {
55 	return ADF_C3XXX_PMISC_BAR;
56 }
57 
58 static u32 get_etr_bar_id(struct adf_hw_device_data *self)
59 {
60 	return ADF_C3XXX_ETR_BAR;
61 }
62 
63 static u32 get_sram_bar_id(struct adf_hw_device_data *self)
64 {
65 	return ADF_C3XXX_SRAM_BAR;
66 }
67 
68 static enum dev_sku_info get_sku(struct adf_hw_device_data *self)
69 {
70 	int aes = self->get_num_aes(self);
71 
72 	if (aes == 6)
73 		return DEV_SKU_4;
74 
75 	return DEV_SKU_UNKNOWN;
76 }
77 
78 static const u32 *adf_get_arbiter_mapping(struct adf_accel_dev *accel_dev)
79 {
80 	return thrd_to_arb_map;
81 }
82 
83 static void configure_iov_threads(struct adf_accel_dev *accel_dev, bool enable)
84 {
85 	adf_gen2_cfg_iov_thds(accel_dev, enable,
86 			      ADF_C3XXX_AE2FUNC_MAP_GRP_A_NUM_REGS,
87 			      ADF_C3XXX_AE2FUNC_MAP_GRP_B_NUM_REGS);
88 }
89 
90 void adf_init_hw_data_c3xxx(struct adf_hw_device_data *hw_data)
91 {
92 	hw_data->dev_class = &c3xxx_class;
93 	hw_data->instance_id = c3xxx_class.instances++;
94 	hw_data->num_banks = ADF_C3XXX_ETR_MAX_BANKS;
95 	hw_data->num_rings_per_bank = ADF_ETR_MAX_RINGS_PER_BANK;
96 	hw_data->num_accel = ADF_C3XXX_MAX_ACCELERATORS;
97 	hw_data->num_logical_accel = 1;
98 	hw_data->num_engines = ADF_C3XXX_MAX_ACCELENGINES;
99 	hw_data->tx_rx_gap = ADF_GEN2_RX_RINGS_OFFSET;
100 	hw_data->tx_rings_mask = ADF_GEN2_TX_RINGS_MASK;
101 	hw_data->ring_to_svc_map = ADF_GEN2_DEFAULT_RING_TO_SRV_MAP;
102 	hw_data->alloc_irq = adf_isr_resource_alloc;
103 	hw_data->free_irq = adf_isr_resource_free;
104 	hw_data->enable_error_correction = adf_gen2_enable_error_correction;
105 	hw_data->get_accel_mask = get_accel_mask;
106 	hw_data->get_ae_mask = get_ae_mask;
107 	hw_data->get_accel_cap = adf_gen2_get_accel_cap;
108 	hw_data->get_num_accels = adf_gen2_get_num_accels;
109 	hw_data->get_num_aes = adf_gen2_get_num_aes;
110 	hw_data->get_sram_bar_id = get_sram_bar_id;
111 	hw_data->get_etr_bar_id = get_etr_bar_id;
112 	hw_data->get_misc_bar_id = get_misc_bar_id;
113 	hw_data->get_admin_info = adf_gen2_get_admin_info;
114 	hw_data->get_arb_info = adf_gen2_get_arb_info;
115 	hw_data->get_sku = get_sku;
116 	hw_data->fw_name = ADF_C3XXX_FW;
117 	hw_data->fw_mmp_name = ADF_C3XXX_MMP;
118 	hw_data->init_admin_comms = adf_init_admin_comms;
119 	hw_data->exit_admin_comms = adf_exit_admin_comms;
120 	hw_data->configure_iov_threads = configure_iov_threads;
121 	hw_data->send_admin_init = adf_send_admin_init;
122 	hw_data->init_arb = adf_init_arb;
123 	hw_data->exit_arb = adf_exit_arb;
124 	hw_data->get_arb_mapping = adf_get_arbiter_mapping;
125 	hw_data->enable_ints = adf_gen2_enable_ints;
126 	hw_data->reset_device = adf_reset_flr;
127 	hw_data->set_ssm_wdtimer = adf_gen2_set_ssm_wdtimer;
128 	hw_data->disable_iov = adf_disable_sriov;
129 	hw_data->dev_config = adf_gen2_dev_config;
130 
131 	adf_gen2_init_pf_pfvf_ops(&hw_data->pfvf_ops);
132 	adf_gen2_init_hw_csr_ops(&hw_data->csr_ops);
133 	adf_gen2_init_dc_ops(&hw_data->dc_ops);
134 }
135 
136 void adf_clean_hw_data_c3xxx(struct adf_hw_device_data *hw_data)
137 {
138 	hw_data->dev_class->instances--;
139 }
140