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/* SPDX-License-Identifier: GPL-2.0-only */
#ifndef _SAR_H_
#define _SAR_H_
#include <stdint.h>
#define MAX_ANT_GAINS_REVISION 2
#define MAX_DENYLIST_ENTRY 16
#define MAX_DSAR_SET_COUNT 3
#define MAX_GEO_OFFSET_REVISION 3
#define MAX_PROFILE_COUNT 4
#define MAX_SAR_REVISION 2
#define REVISION_SIZE 1
#define SAR_REV0_CHAINS_COUNT 2
#define SAR_REV0_SUBBANDS_COUNT 5
#define SAR_FILE_REVISION 1
#define SAR_STR_PREFIX "$SAR"
#define SAR_STR_PREFIX_SIZE 4
struct geo_profile {
uint8_t revision;
uint8_t chains_count;
uint8_t bands_count;
uint8_t wgds_table[0];
} __packed;
struct sar_profile {
uint8_t revision;
uint8_t dsar_set_count;
uint8_t chains_count;
uint8_t subbands_count;
uint8_t sar_table[0];
} __packed;
struct gain_profile {
uint8_t revision;
uint8_t mode;
uint8_t chains_count;
uint8_t bands_count;
uint8_t ppag_table[0];
} __packed;
struct avg_profile {
uint8_t revision;
uint8_t tas_selection;
uint8_t tas_list_size;
uint8_t deny_list_entry[MAX_DENYLIST_ENTRY];
} __packed;
struct sar_header {
char marker[SAR_STR_PREFIX_SIZE];
uint8_t version;
uint16_t offsets[0];
} __packed;
/* Wifi SAR limit table structure */
union wifi_sar_limits {
struct {
struct sar_profile *sar;
struct geo_profile *wgds;
struct gain_profile *ppag;
struct avg_profile *wtas;
};
void *profile[MAX_PROFILE_COUNT];
};
/*
* Retrieve the wifi ACPI configuration data from CBFS and decode it
* sar_limits: Pointer to wifi_sar_limits where the resulted data is stored
*
* Returns: 0 on success, -1 on errors (The .hex file doesn't exist, or the decode failed)
*/
int get_wifi_sar_limits(union wifi_sar_limits *sar_limits);
#define WIFI_SAR_CBFS_DEFAULT_FILENAME "wifi_sar_defaults.hex"
const char *get_wifi_sar_cbfs_filename(void);
#endif /* _SAR_H_ */
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