diff options
| author | Karthikeyan Periyasamy <periyasa@codeaurora.org> | 2020-06-09 13:03:34 +0530 |
|---|---|---|
| committer | Kalle Valo <kvalo@codeaurora.org> | 2020-06-15 17:21:54 +0300 |
| commit | 9d11b7bff9508101d05f06e461ab81b5f0dc90ae (patch) | |
| tree | 5be817ba3ac3ea687e729bc25f51742b55af426f /drivers/net/wireless/ath/spectral_common.h | |
| parent | bd6478559e27414e7def8247136b0dcb1e1392f8 (diff) | |
ath11k: add support for spectral scan
spectral scan control interface is exposed through debugfs eentry.
Relayfs is used to collect the spectral data. These interfaces are
similar to ath10k spectral.
spectral debugfs interfaces are below,
echo background > /sys/kernel/debug/ieee80211/phy0/ath11k/spectral_scan_ctl
echo trigger > /sys/kernel/debug/ieee80211/phy0/ath11k/spectral_scan_ctl
iw dev wlan0 scan
echo disable > /sys/kernel/debug/ieee80211/phy0/ath11k/spectral_scan_ctl
cat /sys/kernel/debug/ieee80211/phy0/ath11k/spectral_scan0 > fft_samples.dump
Tested-on: IPQ8074 WLAN.HK.2.1.0.1-01228-QCAHKSWPL_SILICONZ-1
Signed-off-by: Karthikeyan Periyasamy <periyasa@codeaurora.org>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
Link: https://lore.kernel.org/r/1591688014-26441-2-git-send-email-periyasa@codeaurora.org
Diffstat (limited to 'drivers/net/wireless/ath/spectral_common.h')
| -rw-r--r-- | drivers/net/wireless/ath/spectral_common.h | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/drivers/net/wireless/ath/spectral_common.h b/drivers/net/wireless/ath/spectral_common.h index 0d742acb1599..9c2e5458e425 100644 --- a/drivers/net/wireless/ath/spectral_common.h +++ b/drivers/net/wireless/ath/spectral_common.h @@ -24,6 +24,7 @@ * could be acquired so far. */ #define SPECTRAL_ATH10K_MAX_NUM_BINS 256 +#define SPECTRAL_ATH11K_MAX_NUM_BINS 512 /* FFT sample format given to userspace via debugfs. * @@ -37,6 +38,7 @@ 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 { @@ -110,4 +112,19 @@ struct fft_sample_ath10k { u8 data[0]; } __packed; +struct fft_sample_ath11k { + struct fft_sample_tlv tlv; + u8 chan_width_mhz; + s8 max_index; + u8 max_exp; + __be16 freq1; + __be16 freq2; + __be16 max_magnitude; + __be16 rssi; + __be32 tsf; + __be32 noise; + + u8 data[0]; +} __packed; + #endif /* SPECTRAL_COMMON_H */ |