1 /* SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause */ 2 /* 3 * Copyright (C) 2012-2014, 2018, 2020 Intel Corporation 4 * Copyright (C) 2013-2015 Intel Mobile Communications GmbH 5 * Copyright (C) 2016-2017 Intel Deutschland GmbH 6 */ 7 #ifndef __iwl_fw_api_phy_ctxt_h__ 8 #define __iwl_fw_api_phy_ctxt_h__ 9 10 /* Supported bands */ 11 #define PHY_BAND_5 (0) 12 #define PHY_BAND_24 (1) 13 #define PHY_BAND_6 (2) 14 15 /* Supported channel width, vary if there is VHT support */ 16 #define PHY_VHT_CHANNEL_MODE20 (0x0) 17 #define PHY_VHT_CHANNEL_MODE40 (0x1) 18 #define PHY_VHT_CHANNEL_MODE80 (0x2) 19 #define PHY_VHT_CHANNEL_MODE160 (0x3) 20 21 /* 22 * Control channel position: 23 * For legacy set bit means upper channel, otherwise lower. 24 * For VHT - bit-2 marks if the control is lower/upper relative to center-freq 25 * bits-1:0 mark the distance from the center freq. for 20Mhz, offset is 0. 26 * center_freq 27 * | 28 * 40Mhz |_______|_______| 29 * 80Mhz |_______|_______|_______|_______| 30 * 160Mhz |_______|_______|_______|_______|_______|_______|_______|_______| 31 * code 011 010 001 000 | 100 101 110 111 32 */ 33 #define PHY_VHT_CTRL_POS_1_BELOW (0x0) 34 #define PHY_VHT_CTRL_POS_2_BELOW (0x1) 35 #define PHY_VHT_CTRL_POS_3_BELOW (0x2) 36 #define PHY_VHT_CTRL_POS_4_BELOW (0x3) 37 #define PHY_VHT_CTRL_POS_1_ABOVE (0x4) 38 #define PHY_VHT_CTRL_POS_2_ABOVE (0x5) 39 #define PHY_VHT_CTRL_POS_3_ABOVE (0x6) 40 #define PHY_VHT_CTRL_POS_4_ABOVE (0x7) 41 42 /* 43 * struct iwl_fw_channel_info_v1 - channel information 44 * 45 * @band: PHY_BAND_* 46 * @channel: channel number 47 * @width: PHY_[VHT|LEGACY]_CHANNEL_* 48 * @ctrl channel: PHY_[VHT|LEGACY]_CTRL_* 49 */ 50 struct iwl_fw_channel_info_v1 { 51 u8 band; 52 u8 channel; 53 u8 width; 54 u8 ctrl_pos; 55 } __packed; /* CHANNEL_CONFIG_API_S_VER_1 */ 56 57 /* 58 * struct iwl_fw_channel_info - channel information 59 * 60 * @channel: channel number 61 * @band: PHY_BAND_* 62 * @width: PHY_[VHT|LEGACY]_CHANNEL_* 63 * @ctrl channel: PHY_[VHT|LEGACY]_CTRL_* 64 * @reserved: for future use and alignment 65 */ 66 struct iwl_fw_channel_info { 67 __le32 channel; 68 u8 band; 69 u8 width; 70 u8 ctrl_pos; 71 u8 reserved; 72 } __packed; /*CHANNEL_CONFIG_API_S_VER_2 */ 73 74 #define PHY_RX_CHAIN_DRIVER_FORCE_POS (0) 75 #define PHY_RX_CHAIN_DRIVER_FORCE_MSK \ 76 (0x1 << PHY_RX_CHAIN_DRIVER_FORCE_POS) 77 #define PHY_RX_CHAIN_VALID_POS (1) 78 #define PHY_RX_CHAIN_VALID_MSK \ 79 (0x7 << PHY_RX_CHAIN_VALID_POS) 80 #define PHY_RX_CHAIN_FORCE_SEL_POS (4) 81 #define PHY_RX_CHAIN_FORCE_SEL_MSK \ 82 (0x7 << PHY_RX_CHAIN_FORCE_SEL_POS) 83 #define PHY_RX_CHAIN_FORCE_MIMO_SEL_POS (7) 84 #define PHY_RX_CHAIN_FORCE_MIMO_SEL_MSK \ 85 (0x7 << PHY_RX_CHAIN_FORCE_MIMO_SEL_POS) 86 #define PHY_RX_CHAIN_CNT_POS (10) 87 #define PHY_RX_CHAIN_CNT_MSK \ 88 (0x3 << PHY_RX_CHAIN_CNT_POS) 89 #define PHY_RX_CHAIN_MIMO_CNT_POS (12) 90 #define PHY_RX_CHAIN_MIMO_CNT_MSK \ 91 (0x3 << PHY_RX_CHAIN_MIMO_CNT_POS) 92 #define PHY_RX_CHAIN_MIMO_FORCE_POS (14) 93 #define PHY_RX_CHAIN_MIMO_FORCE_MSK \ 94 (0x1 << PHY_RX_CHAIN_MIMO_FORCE_POS) 95 96 /* TODO: fix the value, make it depend on firmware at runtime? */ 97 #define NUM_PHY_CTX 3 98 99 /* TODO: complete missing documentation */ 100 /** 101 * struct iwl_phy_context_cmd_tail - tail of iwl_phy_ctx_cmd for alignment with 102 * various channel structures. 103 * 104 * @txchain_info: ??? 105 * @rxchain_info: ??? 106 * @acquisition_data: ??? 107 * @dsp_cfg_flags: set to 0 108 */ 109 struct iwl_phy_context_cmd_tail { 110 __le32 txchain_info; 111 __le32 rxchain_info; 112 __le32 acquisition_data; 113 __le32 dsp_cfg_flags; 114 } __packed; 115 116 /** 117 * struct iwl_phy_context_cmd - config of the PHY context 118 * ( PHY_CONTEXT_CMD = 0x8 ) 119 * @id_and_color: ID and color of the relevant Binding 120 * @action: action to perform, one of FW_CTXT_ACTION_* 121 * @apply_time: 0 means immediate apply and context switch. 122 * other value means apply new params after X usecs 123 * @tx_param_color: ??? 124 * @ci: channel info 125 * @tail: command tail 126 */ 127 struct iwl_phy_context_cmd_v1 { 128 /* COMMON_INDEX_HDR_API_S_VER_1 */ 129 __le32 id_and_color; 130 __le32 action; 131 /* PHY_CONTEXT_DATA_API_S_VER_3 */ 132 __le32 apply_time; 133 __le32 tx_param_color; 134 struct iwl_fw_channel_info ci; 135 struct iwl_phy_context_cmd_tail tail; 136 } __packed; /* PHY_CONTEXT_CMD_API_VER_1 */ 137 138 /** 139 * struct iwl_phy_context_cmd - config of the PHY context 140 * ( PHY_CONTEXT_CMD = 0x8 ) 141 * @id_and_color: ID and color of the relevant Binding 142 * @action: action to perform, one of FW_CTXT_ACTION_* 143 * @lmac_id: the lmac id the phy context belongs to 144 * @ci: channel info 145 * @rxchain_info: ??? 146 * @dsp_cfg_flags: set to 0 147 * @reserved: reserved to align to 64 bit 148 */ 149 struct iwl_phy_context_cmd { 150 /* COMMON_INDEX_HDR_API_S_VER_1 */ 151 __le32 id_and_color; 152 __le32 action; 153 /* PHY_CONTEXT_DATA_API_S_VER_3 */ 154 struct iwl_fw_channel_info ci; 155 __le32 lmac_id; 156 __le32 rxchain_info; 157 __le32 dsp_cfg_flags; 158 __le32 reserved; 159 } __packed; /* PHY_CONTEXT_CMD_API_VER_3 */ 160 #endif /* __iwl_fw_api_phy_ctxt_h__ */ 161