diff options
Diffstat (limited to 'drivers/net/wireless/ath/ath10k/spectral.c')
| -rw-r--r-- | drivers/net/wireless/ath/ath10k/spectral.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/drivers/net/wireless/ath/ath10k/spectral.c b/drivers/net/wireless/ath/ath10k/spectral.c index e4219b1bbdce..4671cfbcd8f7 100644 --- a/drivers/net/wireless/ath/ath10k/spectral.c +++ b/drivers/net/wireless/ath/ath10k/spectral.c @@ -73,6 +73,15 @@ int ath10k_spectral_process_fft(struct ath10k *ar, if (bin_len < 64 || bin_len > SPECTRAL_ATH10K_MAX_NUM_BINS) return -EINVAL; + /* qca99x0 reports bin size as 68 bytes (64 bytes + 4 bytes) in + * report mode 2. First 64 bytes carries inband tones (-32 to +31) + * and last 4 byte carries band edge detection data (+32) mainly + * used in radar detection purpose. Strip last 4 byte to make bin + * size is valid one. + */ + if (bin_len == 68) + bin_len -= 4; + reg0 = __le32_to_cpu(fftr->reg0); reg1 = __le32_to_cpu(fftr->reg1); |