1 /* SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause */ 2 /* 3 * Copyright (C) 2018, 2020 Intel Corporation 4 */ 5 #ifndef __iwl_context_info_file_gen3_h__ 6 #define __iwl_context_info_file_gen3_h__ 7 8 #include "iwl-context-info.h" 9 10 #define CSR_CTXT_INFO_BOOT_CTRL 0x0 11 #define CSR_CTXT_INFO_ADDR 0x118 12 #define CSR_IML_DATA_ADDR 0x120 13 #define CSR_IML_SIZE_ADDR 0x128 14 #define CSR_IML_RESP_ADDR 0x12c 15 16 /* Set bit for enabling automatic function boot */ 17 #define CSR_AUTO_FUNC_BOOT_ENA BIT(1) 18 /* Set bit for initiating function boot */ 19 #define CSR_AUTO_FUNC_INIT BIT(7) 20 21 /** 22 * enum iwl_prph_scratch_mtr_format - tfd size configuration 23 * @IWL_PRPH_MTR_FORMAT_16B: 16 bit tfd 24 * @IWL_PRPH_MTR_FORMAT_32B: 32 bit tfd 25 * @IWL_PRPH_MTR_FORMAT_64B: 64 bit tfd 26 * @IWL_PRPH_MTR_FORMAT_256B: 256 bit tfd 27 */ 28 enum iwl_prph_scratch_mtr_format { 29 IWL_PRPH_MTR_FORMAT_16B = 0x0, 30 IWL_PRPH_MTR_FORMAT_32B = 0x40000, 31 IWL_PRPH_MTR_FORMAT_64B = 0x80000, 32 IWL_PRPH_MTR_FORMAT_256B = 0xC0000, 33 }; 34 35 /** 36 * enum iwl_prph_scratch_flags - PRPH scratch control flags 37 * @IWL_PRPH_SCRATCH_EARLY_DEBUG_EN: enable early debug conf 38 * @IWL_PRPH_SCRATCH_EDBG_DEST_DRAM: use DRAM, with size allocated 39 * in hwm config. 40 * @IWL_PRPH_SCRATCH_EDBG_DEST_INTERNAL: use buffer on SRAM 41 * @IWL_PRPH_SCRATCH_EDBG_DEST_ST_ARBITER: use st arbiter, mainly for 42 * multicomm. 43 * @IWL_PRPH_SCRATCH_EDBG_DEST_TB22DTF: route debug data to SoC HW 44 * @IWL_PRPH_SCTATCH_RB_SIZE_4K: Use 4K RB size (the default is 2K) 45 * @IWL_PRPH_SCRATCH_MTR_MODE: format used for completion - 0: for 46 * completion descriptor, 1 for responses (legacy) 47 * @IWL_PRPH_SCRATCH_MTR_FORMAT: a mask for the size of the tfd. 48 * There are 4 optional values: 0: 16 bit, 1: 32 bit, 2: 64 bit, 49 * 3: 256 bit. 50 * @IWL_PRPH_SCRATCH_RB_SIZE_EXT_MASK: RB size full information, ignored 51 * by older firmware versions, so set IWL_PRPH_SCRATCH_RB_SIZE_4K 52 * appropriately; use the below values for this. 53 * @IWL_PRPH_SCRATCH_RB_SIZE_EXT_8K: 8kB RB size 54 * @IWL_PRPH_SCRATCH_RB_SIZE_EXT_12K: 12kB RB size 55 * @IWL_PRPH_SCRATCH_RB_SIZE_EXT_16K: 16kB RB size 56 */ 57 enum iwl_prph_scratch_flags { 58 IWL_PRPH_SCRATCH_EARLY_DEBUG_EN = BIT(4), 59 IWL_PRPH_SCRATCH_EDBG_DEST_DRAM = BIT(8), 60 IWL_PRPH_SCRATCH_EDBG_DEST_INTERNAL = BIT(9), 61 IWL_PRPH_SCRATCH_EDBG_DEST_ST_ARBITER = BIT(10), 62 IWL_PRPH_SCRATCH_EDBG_DEST_TB22DTF = BIT(11), 63 IWL_PRPH_SCRATCH_RB_SIZE_4K = BIT(16), 64 IWL_PRPH_SCRATCH_MTR_MODE = BIT(17), 65 IWL_PRPH_SCRATCH_MTR_FORMAT = BIT(18) | BIT(19), 66 IWL_PRPH_SCRATCH_RB_SIZE_EXT_MASK = 0xf << 20, 67 IWL_PRPH_SCRATCH_RB_SIZE_EXT_8K = 8 << 20, 68 IWL_PRPH_SCRATCH_RB_SIZE_EXT_12K = 9 << 20, 69 IWL_PRPH_SCRATCH_RB_SIZE_EXT_16K = 10 << 20, 70 }; 71 72 /* 73 * struct iwl_prph_scratch_version - version structure 74 * @mac_id: SKU and revision id 75 * @version: prph scratch information version id 76 * @size: the size of the context information in DWs 77 * @reserved: reserved 78 */ 79 struct iwl_prph_scratch_version { 80 __le16 mac_id; 81 __le16 version; 82 __le16 size; 83 __le16 reserved; 84 } __packed; /* PERIPH_SCRATCH_VERSION_S */ 85 86 /* 87 * struct iwl_prph_scratch_control - control structure 88 * @control_flags: context information flags see &enum iwl_prph_scratch_flags 89 * @reserved: reserved 90 */ 91 struct iwl_prph_scratch_control { 92 __le32 control_flags; 93 __le32 reserved; 94 } __packed; /* PERIPH_SCRATCH_CONTROL_S */ 95 96 /* 97 * struct iwl_prph_scratch_pnvm_cfg - ror config 98 * @pnvm_base_addr: PNVM start address 99 * @pnvm_size: PNVM size in DWs 100 * @reserved: reserved 101 */ 102 struct iwl_prph_scratch_pnvm_cfg { 103 __le64 pnvm_base_addr; 104 __le32 pnvm_size; 105 __le32 reserved; 106 } __packed; /* PERIPH_SCRATCH_PNVM_CFG_S */ 107 108 /* 109 * struct iwl_prph_scratch_hwm_cfg - hwm config 110 * @hwm_base_addr: hwm start address 111 * @hwm_size: hwm size in DWs 112 * @reserved: reserved 113 */ 114 struct iwl_prph_scratch_hwm_cfg { 115 __le64 hwm_base_addr; 116 __le32 hwm_size; 117 __le32 reserved; 118 } __packed; /* PERIPH_SCRATCH_HWM_CFG_S */ 119 120 /* 121 * struct iwl_prph_scratch_rbd_cfg - RBDs configuration 122 * @free_rbd_addr: default queue free RB CB base address 123 * @reserved: reserved 124 */ 125 struct iwl_prph_scratch_rbd_cfg { 126 __le64 free_rbd_addr; 127 __le32 reserved; 128 } __packed; /* PERIPH_SCRATCH_RBD_CFG_S */ 129 130 /* 131 * struct iwl_prph_scratch_ctrl_cfg - prph scratch ctrl and config 132 * @version: version information of context info and HW 133 * @control: control flags of FH configurations 134 * @pnvm_cfg: ror configuration 135 * @hwm_cfg: hwm configuration 136 * @rbd_cfg: default RX queue configuration 137 */ 138 struct iwl_prph_scratch_ctrl_cfg { 139 struct iwl_prph_scratch_version version; 140 struct iwl_prph_scratch_control control; 141 struct iwl_prph_scratch_pnvm_cfg pnvm_cfg; 142 struct iwl_prph_scratch_hwm_cfg hwm_cfg; 143 struct iwl_prph_scratch_rbd_cfg rbd_cfg; 144 } __packed; /* PERIPH_SCRATCH_CTRL_CFG_S */ 145 146 /* 147 * struct iwl_prph_scratch - peripheral scratch mapping 148 * @ctrl_cfg: control and configuration of prph scratch 149 * @dram: firmware images addresses in DRAM 150 * @reserved: reserved 151 */ 152 struct iwl_prph_scratch { 153 struct iwl_prph_scratch_ctrl_cfg ctrl_cfg; 154 __le32 reserved[16]; 155 struct iwl_context_info_dram dram; 156 } __packed; /* PERIPH_SCRATCH_S */ 157 158 /* 159 * struct iwl_prph_info - peripheral information 160 * @boot_stage_mirror: reflects the value in the Boot Stage CSR register 161 * @ipc_status_mirror: reflects the value in the IPC Status CSR register 162 * @sleep_notif: indicates the peripheral sleep status 163 * @reserved: reserved 164 */ 165 struct iwl_prph_info { 166 __le32 boot_stage_mirror; 167 __le32 ipc_status_mirror; 168 __le32 sleep_notif; 169 __le32 reserved; 170 } __packed; /* PERIPH_INFO_S */ 171 172 /* 173 * struct iwl_context_info_gen3 - device INIT configuration 174 * @version: version of the context information 175 * @size: size of context information in DWs 176 * @config: context in which the peripheral would execute - a subset of 177 * capability csr register published by the peripheral 178 * @prph_info_base_addr: the peripheral information structure start address 179 * @cr_head_idx_arr_base_addr: the completion ring head index array 180 * start address 181 * @tr_tail_idx_arr_base_addr: the transfer ring tail index array 182 * start address 183 * @cr_tail_idx_arr_base_addr: the completion ring tail index array 184 * start address 185 * @tr_head_idx_arr_base_addr: the transfer ring head index array 186 * start address 187 * @cr_idx_arr_size: number of entries in the completion ring index array 188 * @tr_idx_arr_size: number of entries in the transfer ring index array 189 * @mtr_base_addr: the message transfer ring start address 190 * @mcr_base_addr: the message completion ring start address 191 * @mtr_size: number of entries which the message transfer ring can hold 192 * @mcr_size: number of entries which the message completion ring can hold 193 * @mtr_doorbell_vec: the doorbell vector associated with the message 194 * transfer ring 195 * @mcr_doorbell_vec: the doorbell vector associated with the message 196 * completion ring 197 * @mtr_msi_vec: the MSI which shall be generated by the peripheral after 198 * completing a transfer descriptor in the message transfer ring 199 * @mcr_msi_vec: the MSI which shall be generated by the peripheral after 200 * completing a completion descriptor in the message completion ring 201 * @mtr_opt_header_size: the size of the optional header in the transfer 202 * descriptor associated with the message transfer ring in DWs 203 * @mtr_opt_footer_size: the size of the optional footer in the transfer 204 * descriptor associated with the message transfer ring in DWs 205 * @mcr_opt_header_size: the size of the optional header in the completion 206 * descriptor associated with the message completion ring in DWs 207 * @mcr_opt_footer_size: the size of the optional footer in the completion 208 * descriptor associated with the message completion ring in DWs 209 * @msg_rings_ctrl_flags: message rings control flags 210 * @prph_info_msi_vec: the MSI which shall be generated by the peripheral 211 * after updating the Peripheral Information structure 212 * @prph_scratch_base_addr: the peripheral scratch structure start address 213 * @prph_scratch_size: the size of the peripheral scratch structure in DWs 214 * @reserved: reserved 215 */ 216 struct iwl_context_info_gen3 { 217 __le16 version; 218 __le16 size; 219 __le32 config; 220 __le64 prph_info_base_addr; 221 __le64 cr_head_idx_arr_base_addr; 222 __le64 tr_tail_idx_arr_base_addr; 223 __le64 cr_tail_idx_arr_base_addr; 224 __le64 tr_head_idx_arr_base_addr; 225 __le16 cr_idx_arr_size; 226 __le16 tr_idx_arr_size; 227 __le64 mtr_base_addr; 228 __le64 mcr_base_addr; 229 __le16 mtr_size; 230 __le16 mcr_size; 231 __le16 mtr_doorbell_vec; 232 __le16 mcr_doorbell_vec; 233 __le16 mtr_msi_vec; 234 __le16 mcr_msi_vec; 235 u8 mtr_opt_header_size; 236 u8 mtr_opt_footer_size; 237 u8 mcr_opt_header_size; 238 u8 mcr_opt_footer_size; 239 __le16 msg_rings_ctrl_flags; 240 __le16 prph_info_msi_vec; 241 __le64 prph_scratch_base_addr; 242 __le32 prph_scratch_size; 243 __le32 reserved; 244 } __packed; /* IPC_CONTEXT_INFO_S */ 245 246 int iwl_pcie_ctxt_info_gen3_init(struct iwl_trans *trans, 247 const struct fw_img *fw); 248 void iwl_pcie_ctxt_info_gen3_free(struct iwl_trans *trans); 249 250 int iwl_trans_pcie_ctx_info_gen3_set_pnvm(struct iwl_trans *trans, 251 const void *data, u32 len); 252 253 #endif /* __iwl_context_info_file_gen3_h__ */ 254