1 // SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause
2 /*
3  * Copyright (C) 2015-2017 Intel Deutschland GmbH
4  * Copyright (C) 2018-2023 Intel Corporation
5  */
6 #include <linux/module.h>
7 #include <linux/stringify.h>
8 #include "iwl-config.h"
9 #include "iwl-prph.h"
10 #include "fw/api/txq.h"
11 
12 /* Highest firmware API version supported */
13 #define IWL_SC_UCODE_API_MAX	83
14 
15 /* Lowest firmware API version supported */
16 #define IWL_SC_UCODE_API_MIN	82
17 
18 /* NVM versions */
19 #define IWL_SC_NVM_VERSION		0x0a1d
20 
21 /* Memory offsets and lengths */
22 #define IWL_SC_DCCM_OFFSET		0x800000 /* LMAC1 */
23 #define IWL_SC_DCCM_LEN			0x10000 /* LMAC1 */
24 #define IWL_SC_DCCM2_OFFSET		0x880000
25 #define IWL_SC_DCCM2_LEN		0x8000
26 #define IWL_SC_SMEM_OFFSET		0x400000
27 #define IWL_SC_SMEM_LEN			0xD0000
28 
29 #define IWL_SC_A_FM_B_FW_PRE		"iwlwifi-sc-a0-fm-b0"
30 #define IWL_SC_A_FM_C_FW_PRE		"iwlwifi-sc-a0-fm-c0"
31 #define IWL_SC_A_HR_A_FW_PRE		"iwlwifi-sc-a0-hr-b0"
32 #define IWL_SC_A_HR_B_FW_PRE		"iwlwifi-sc-a0-hr-b0"
33 #define IWL_SC_A_GF_A_FW_PRE		"iwlwifi-sc-a0-gf-a0"
34 #define IWL_SC_A_GF4_A_FW_PRE		"iwlwifi-sc-a0-gf4-a0"
35 #define IWL_SC_A_WH_A_FW_PRE		"iwlwifi-sc-a0-wh-a0"
36 
37 #define IWL_SC_A_FM_B_FW_MODULE_FIRMWARE(api) \
38 	IWL_SC_A_FM_B_FW_PRE "-" __stringify(api) ".ucode"
39 #define IWL_SC_A_FM_C_FW_MODULE_FIRMWARE(api) \
40 	IWL_SC_A_FM_C_FW_PRE "-" __stringify(api) ".ucode"
41 #define IWL_SC_A_HR_A_FW_MODULE_FIRMWARE(api) \
42 	IWL_SC_A_HR_A_FW_PRE "-" __stringify(api) ".ucode"
43 #define IWL_SC_A_HR_B_FW_MODULE_FIRMWARE(api) \
44 	IWL_SC_A_HR_B_FW_PRE "-" __stringify(api) ".ucode"
45 #define IWL_SC_A_GF_A_FW_MODULE_FIRMWARE(api) \
46 	IWL_SC_A_GF_A_FW_PRE "-" __stringify(api) ".ucode"
47 #define IWL_SC_A_GF4_A_FW_MODULE_FIRMWARE(api) \
48 	IWL_SC_A_GF4_A_FW_PRE "-" __stringify(api) ".ucode"
49 #define IWL_SC_A_WH_A_FW_MODULE_FIRMWARE(api) \
50 	IWL_SC_A_WH_A_FW_PRE "-" __stringify(api) ".ucode"
51 
52 static const struct iwl_base_params iwl_sc_base_params = {
53 	.eeprom_size = OTP_LOW_IMAGE_SIZE_32K,
54 	.num_of_queues = 512,
55 	.max_tfd_queue_size = 65536,
56 	.shadow_ram_support = true,
57 	.led_compensation = 57,
58 	.wd_timeout = IWL_LONG_WD_TIMEOUT,
59 	.max_event_log_size = 512,
60 	.shadow_reg_enable = true,
61 	.pcie_l1_allowed = true,
62 };
63 
64 #define IWL_DEVICE_BZ_COMMON						\
65 	.ucode_api_max = IWL_SC_UCODE_API_MAX,			\
66 	.ucode_api_min = IWL_SC_UCODE_API_MIN,			\
67 	.led_mode = IWL_LED_RF_STATE,					\
68 	.nvm_hw_section_num = 10,					\
69 	.non_shared_ant = ANT_B,					\
70 	.dccm_offset = IWL_SC_DCCM_OFFSET,				\
71 	.dccm_len = IWL_SC_DCCM_LEN,					\
72 	.dccm2_offset = IWL_SC_DCCM2_OFFSET,				\
73 	.dccm2_len = IWL_SC_DCCM2_LEN,				\
74 	.smem_offset = IWL_SC_SMEM_OFFSET,				\
75 	.smem_len = IWL_SC_SMEM_LEN,					\
76 	.apmg_not_supported = true,					\
77 	.trans.mq_rx_supported = true,					\
78 	.vht_mu_mimo_supported = true,					\
79 	.mac_addr_from_csr = 0x30,					\
80 	.nvm_ver = IWL_SC_NVM_VERSION,				\
81 	.trans.rf_id = true,						\
82 	.trans.gen2 = true,						\
83 	.nvm_type = IWL_NVM_EXT,					\
84 	.dbgc_supported = true,						\
85 	.min_umac_error_event_table = 0xD0000,				\
86 	.d3_debug_data_base_addr = 0x401000,				\
87 	.d3_debug_data_length = 60 * 1024,				\
88 	.mon_smem_regs = {						\
89 		.write_ptr = {						\
90 			.addr = LDBG_M2S_BUF_WPTR,			\
91 			.mask = LDBG_M2S_BUF_WPTR_VAL_MSK,		\
92 	},								\
93 		.cycle_cnt = {						\
94 			.addr = LDBG_M2S_BUF_WRAP_CNT,			\
95 			.mask = LDBG_M2S_BUF_WRAP_CNT_VAL_MSK,		\
96 		},							\
97 	},								\
98 	.trans.umac_prph_offset = 0x300000,				\
99 	.trans.device_family = IWL_DEVICE_FAMILY_SC,			\
100 	.trans.base_params = &iwl_sc_base_params,			\
101 	.min_txq_size = 128,						\
102 	.gp2_reg_addr = 0xd02c68,					\
103 	.min_ba_txq_size = IWL_DEFAULT_QUEUE_SIZE_EHT,			\
104 	.mon_dram_regs = {						\
105 		.write_ptr = {						\
106 			.addr = DBGC_CUR_DBGBUF_STATUS,			\
107 			.mask = DBGC_CUR_DBGBUF_STATUS_OFFSET_MSK,	\
108 		},							\
109 		.cycle_cnt = {						\
110 			.addr = DBGC_DBGBUF_WRAP_AROUND,		\
111 			.mask = 0xffffffff,				\
112 		},							\
113 		.cur_frag = {						\
114 			.addr = DBGC_CUR_DBGBUF_STATUS,			\
115 			.mask = DBGC_CUR_DBGBUF_STATUS_IDX_MSK,		\
116 		},							\
117 	},								\
118 	.mon_dbgi_regs = {						\
119 		.write_ptr = {						\
120 			.addr = DBGI_SRAM_FIFO_POINTERS,		\
121 			.mask = DBGI_SRAM_FIFO_POINTERS_WR_PTR_MSK,	\
122 		},							\
123 	}
124 
125 #define IWL_DEVICE_SC							\
126 	IWL_DEVICE_BZ_COMMON,						\
127 	.ht_params = &iwl_22000_ht_params
128 
129 /*
130  * If the device doesn't support HE, no need to have that many buffers.
131  * These sizes were picked according to 8 MSDUs inside 256 A-MSDUs in an
132  * A-MPDU, with additional overhead to account for processing time.
133  */
134 #define IWL_NUM_RBDS_NON_HE		512
135 #define IWL_NUM_RBDS_SC_HE		4096
136 
137 const struct iwl_cfg_trans_params iwl_sc_trans_cfg = {
138 	.device_family = IWL_DEVICE_FAMILY_SC,
139 	.base_params = &iwl_sc_base_params,
140 	.mq_rx_supported = true,
141 	.rf_id = true,
142 	.gen2 = true,
143 	.integrated = true,
144 	.umac_prph_offset = 0x300000,
145 	.xtal_latency = 12000,
146 	.low_latency_xtal = true,
147 	.ltr_delay = IWL_CFG_TRANS_LTR_DELAY_2500US,
148 };
149 
150 const char iwl_sc_name[] = "Intel(R) TBD Sc device";
151 
152 const struct iwl_cfg iwl_cfg_sc = {
153 	.fw_name_mac = "sc",
154 	.uhb_supported = true,
155 	IWL_DEVICE_SC,
156 	.features = IWL_TX_CSUM_NETIF_FLAGS_BZ | NETIF_F_RXCSUM,
157 	.num_rbds = IWL_NUM_RBDS_SC_HE,
158 };
159 
160 MODULE_FIRMWARE(IWL_SC_A_FM_B_FW_MODULE_FIRMWARE(IWL_SC_UCODE_API_MAX));
161 MODULE_FIRMWARE(IWL_SC_A_FM_C_FW_MODULE_FIRMWARE(IWL_SC_UCODE_API_MAX));
162 MODULE_FIRMWARE(IWL_SC_A_HR_A_FW_MODULE_FIRMWARE(IWL_SC_UCODE_API_MAX));
163 MODULE_FIRMWARE(IWL_SC_A_HR_B_FW_MODULE_FIRMWARE(IWL_SC_UCODE_API_MAX));
164 MODULE_FIRMWARE(IWL_SC_A_GF_A_FW_MODULE_FIRMWARE(IWL_SC_UCODE_API_MAX));
165 MODULE_FIRMWARE(IWL_SC_A_GF4_A_FW_MODULE_FIRMWARE(IWL_SC_UCODE_API_MAX));
166 MODULE_FIRMWARE(IWL_SC_A_WH_A_FW_MODULE_FIRMWARE(IWL_SC_UCODE_API_MAX));
167