/* * Copyright (c) 2013 Qualcomm Atheros, Inc. * * Permission to use, copy, modify, and/or distribute this software for any * purpose with or without fee is hereby granted, provided that the above * copyright notice and this permission notice appear in all copies. * * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
/* TODO: could possibly be 512, but no samples this large * could be acquired so far.
*/ #define SPECTRAL_ATH10K_MAX_NUM_BINS 256
/* FFT sample format given to userspace via debugfs. * * Please keep the type/length at the front position and change * other fields after adding another sample type * * TODO: this might need rework when switching to nl80211-based * interface.
*/ enum ath_fft_sample_type {
ATH_FFT_SAMPLE_HT20 = 1,
ATH_FFT_SAMPLE_HT20_40,
ATH_FFT_SAMPLE_ATH10K,
ATH_FFT_SAMPLE_ATH11K
};
struct fft_sample_tlv {
u8 type; /* see ath_fft_sample */
__be16 length; /* type dependent data follows */
} __packed;
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