package/kernel/mac80211/patches/920-ath10k_allow_fallback_to_board_bin_on_empty_otp_stream.patch

   1 --- a/drivers/net/wireless/ath/ath10k/core.c
   2 +++ b/drivers/net/wireless/ath/ath10k/core.c
   3 @@ -387,9 +387,14 @@ static int ath10k_download_and_run_otp(s
   4
   5         ath10k_dbg(ar, ATH10K_DBG_BOOT, "boot otp execute result %d\n", result);
   6
   7 -       if (!skip_otp && result != 0) {
   8 -               ath10k_err(ar, "otp calibration failed: %d", result);
   9 -               return -EINVAL;
  10 +       if (!skip_otp) {
  11 +               if (result == 2) {
  12 +                       ath10k_warn(ar, "otp stream is empty, using board.bin contents");
  13 +                       return 0;
  14 +               } else if (result != 0) {
  15 +                       ath10k_err(ar, "otp calibration failed: %d", result);
  16 +                       return -EINVAL;
  17 +               }
  18         }
  19
  20         return 0;