1 /*
2  * Copyright (c) 2013 Qualcomm Atheros, Inc.
3  *
4  * Permission to use, copy, modify, and/or distribute this software for any
5  * purpose with or without fee is hereby granted, provided that the above
6  * copyright notice and this permission notice appear in all copies.
7  *
8  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
9  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
10  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
11  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
12  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
13  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
14  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
15  */
16 
17 #ifndef SPECTRAL_H
18 #define SPECTRAL_H
19 
20 #include "../spectral_common.h"
21 
22 /**
23  * struct ath10k_spec_scan - parameters for Atheros spectral scan
24  *
25  * @count: number of scan results requested for manual mode
26  * @fft_size: number of bins to be requested = 2^(fft_size - bin_scale)
27  */
28 struct ath10k_spec_scan {
29 	u8 count;
30 	u8 fft_size;
31 };
32 
33 /* enum ath10k_spectral_mode:
34  *
35  * @SPECTRAL_DISABLED: spectral mode is disabled
36  * @SPECTRAL_BACKGROUND: hardware sends samples when it is not busy with
37  *	something else.
38  * @SPECTRAL_MANUAL: spectral scan is enabled, triggering for samples
39  *	is performed manually.
40  */
41 enum ath10k_spectral_mode {
42 	SPECTRAL_DISABLED = 0,
43 	SPECTRAL_BACKGROUND,
44 	SPECTRAL_MANUAL,
45 };
46 
47 #ifdef CONFIG_ATH10K_DEBUGFS
48 
49 int ath10k_spectral_process_fft(struct ath10k *ar,
50 				struct wmi_phyerr_ev_arg *phyerr,
51 				const struct phyerr_fft_report *fftr,
52 				size_t bin_len, u64 tsf);
53 int ath10k_spectral_start(struct ath10k *ar);
54 int ath10k_spectral_vif_stop(struct ath10k_vif *arvif);
55 int ath10k_spectral_create(struct ath10k *ar);
56 void ath10k_spectral_destroy(struct ath10k *ar);
57 
58 #else
59 
60 static inline int
61 ath10k_spectral_process_fft(struct ath10k *ar,
62 			    struct wmi_phyerr_ev_arg *phyerr,
63 			    const struct phyerr_fft_report *fftr,
64 			    size_t bin_len, u64 tsf)
65 {
66 	return 0;
67 }
68 
69 static inline int ath10k_spectral_start(struct ath10k *ar)
70 {
71 	return 0;
72 }
73 
74 static inline int ath10k_spectral_vif_stop(struct ath10k_vif *arvif)
75 {
76 	return 0;
77 }
78 
79 static inline int ath10k_spectral_create(struct ath10k *ar)
80 {
81 	return 0;
82 }
83 
84 static inline void ath10k_spectral_destroy(struct ath10k *ar)
85 {
86 }
87 
88 #endif /* CONFIG_ATH10K_DEBUGFS */
89 
90 #endif /* SPECTRAL_H */
91