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61 #ifndef __iwl_nvm_parse_h__
62 #define __iwl_nvm_parse_h__
63 
64 #include <net/cfg80211.h>
65 #include "iwl-eeprom-parse.h"
66 
67 /**
68  * enum iwl_nvm_sbands_flags - modification flags for the channel profiles
69  *
70  * @IWL_NVM_SBANDS_FLAGS_LAR: LAR is enabled
71  * @IWL_NVM_SBANDS_FLAGS_NO_WIDE_IN_5GHZ: disallow 40, 80 and 160MHz on 5GHz
72  */
73 enum iwl_nvm_sbands_flags {
74 	IWL_NVM_SBANDS_FLAGS_LAR		= BIT(0),
75 	IWL_NVM_SBANDS_FLAGS_NO_WIDE_IN_5GHZ	= BIT(1),
76 };
77 
78 /**
79  * iwl_parse_nvm_data - parse NVM data and return values
80  *
81  * This function parses all NVM values we need and then
82  * returns a (newly allocated) struct containing all the
83  * relevant values for driver use. The struct must be freed
84  * later with iwl_free_nvm_data().
85  */
86 struct iwl_nvm_data *
87 iwl_parse_nvm_data(struct iwl_trans *trans, const struct iwl_cfg *cfg,
88 		   const struct iwl_fw *fw,
89 		   const __be16 *nvm_hw, const __le16 *nvm_sw,
90 		   const __le16 *nvm_calib, const __le16 *regulatory,
91 		   const __le16 *mac_override, const __le16 *phy_sku,
92 		   u8 tx_chains, u8 rx_chains);
93 
94 /**
95  * iwl_parse_mcc_info - parse MCC (mobile country code) info coming from FW
96  *
97  * This function parses the regulatory channel data received as a
98  * MCC_UPDATE_CMD command. It returns a newly allocation regulatory domain,
99  * to be fed into the regulatory core. In case the geo_info is set handle
100  * accordingly. An ERR_PTR is returned on error.
101  * If not given to the regulatory core, the user is responsible for freeing
102  * the regdomain returned here with kfree.
103  */
104 struct ieee80211_regdomain *
105 iwl_parse_nvm_mcc_info(struct device *dev, const struct iwl_cfg *cfg,
106 		       int num_of_ch, __le32 *channels, u16 fw_mcc,
107 		       u16 geo_info, u16 cap);
108 
109 /**
110  * struct iwl_nvm_section - describes an NVM section in memory.
111  *
112  * This struct holds an NVM section read from the NIC using NVM_ACCESS_CMD,
113  * and saved for later use by the driver. Not all NVM sections are saved
114  * this way, only the needed ones.
115  */
116 struct iwl_nvm_section {
117 	u16 length;
118 	const u8 *data;
119 };
120 
121 /**
122  * iwl_read_external_nvm - Reads external NVM from a file into nvm_sections
123  */
124 int iwl_read_external_nvm(struct iwl_trans *trans,
125 			  const char *nvm_file_name,
126 			  struct iwl_nvm_section *nvm_sections);
127 void iwl_nvm_fixups(u32 hw_id, unsigned int section, u8 *data,
128 		    unsigned int len);
129 
130 /**
131  * iwl_get_nvm - retrieve NVM data from firmware
132  *
133  * Allocates a new iwl_nvm_data structure, fills it with
134  * NVM data, and returns it to caller.
135  */
136 struct iwl_nvm_data *iwl_get_nvm(struct iwl_trans *trans,
137 				 const struct iwl_fw *fw);
138 #endif /* __iwl_nvm_parse_h__ */
139