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/* SPDX-License-Identifier: BSD-3-Clause-Clear */
/*
* Copyright (c) 2019-2020 The Linux Foundation. All rights reserved.
*/
#ifndef ATH11K_SPECTRAL_H
#define ATH11K_SPECTRAL_H
#include "../spectral_common.h"
#include "dbring.h"
/* enum ath11k_spectral_mode:
*
* @SPECTRAL_DISABLED: spectral mode is disabled
* @SPECTRAL_BACKGROUND: hardware sends samples when it is not busy with
* something else.
* @SPECTRAL_MANUAL: spectral scan is enabled, triggering for samples
* is performed manually.
*/
enum ath11k_spectral_mode {
ATH11K_SPECTRAL_DISABLED = 0,
ATH11K_SPECTRAL_BACKGROUND,
ATH11K_SPECTRAL_MANUAL,
};
struct ath11k_spectral {
struct ath11k_dbring rx_ring;
/* Protects enabled */
spinlock_t lock;
struct rchan *rfs_scan; /* relay(fs) channel for spectral scan */
struct dentry *scan_ctl;
struct dentry *scan_count;
struct dentry *scan_bins;
enum ath11k_spectral_mode mode;
u16 count;
u8 fft_size;
bool enabled;
};
#ifdef CONFIG_ATH11K_SPECTRAL
int ath11k_spectral_init(struct ath11k_base *ab);
void ath11k_spectral_deinit(struct ath11k_base *ab);
int ath11k_spectral_vif_stop(struct ath11k_vif *arvif);
void ath11k_spectral_reset_buffer(struct ath11k *ar);
enum ath11k_spectral_mode ath11k_spectral_get_mode(struct ath11k *ar);
struct ath11k_dbring *ath11k_spectral_get_dbring(struct ath11k *ar);
#else
static inline int ath11k_spectral_init(struct ath11k_base *ab)
{
return 0;
}
static inline void ath11k_spectral_deinit(struct ath11k_base *ab)
{
}
static inline int ath11k_spectral_vif_stop(struct ath11k_vif *arvif)
{
return 0;
}
static inline void ath11k_spectral_reset_buffer(struct ath11k *ar)
{
}
static inline
enum ath11k_spectral_mode ath11k_spectral_get_mode(struct ath11k *ar)
{
return ATH11K_SPECTRAL_DISABLED;
}
static inline
struct ath11k_dbring *ath11k_spectral_get_dbring(struct ath11k *ar)
{
return NULL;
}
#endif /* CONFIG_ATH11K_SPECTRAL */
#endif /* ATH11K_SPECTRAL_H */
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