"Yes - either 4.2-rc or newer, or use Kalle's tree[1].
The qca6174 hw2.1 fix has been pulled into 4.1-stable[2] but it
doesn't understand the ignore_otp_result firmware feature flag so if
you rename the firmware-5.bin[3] to firmware-4.bin you'll need to load
ath10k_core module with "skip_otp=y" parameter.
re: comment #23. Response from Upstream:
"Yes - either 4.2-rc or newer, or use Kalle's tree[1].
The qca6174 hw2.1 fix has been pulled into 4.1-stable[2] but it
doesn't understand the ignore_otp_result firmware feature flag so if
you rename the firmware-5.bin[3] to firmware-4.bin you'll need to load
ath10k_core module with "skip_otp=y" parameter.
Michał
[1]: https:/ /github. com/kvalo/ ath /git.kernel. org/cgit/ linux/kernel/ git/stable/ linux-stable. git/commit/ ?h=linux- 4.1.y&id= b235edce5cbe4e9 78d44d8c57ec15a fc4ba27d50 /github. com/kvalo/ ath10k- firmware/ blob/7f7e7dda33 676ced293de477b 03711199ffe5256 /ath10k/ QCA6174/ hw2.1/firmware- 5.bin
[2]: https:/
[3]: https:/
"