Luca Coelho <luca@xxxxxxxxx> writes: >> > https://git.kernel.org/pub/scm/linux/kernel/git/firmware/linux-firmware.git/plain/iwlwifi-7265D-27.ucode >> > >> > We have loads of fixes and improvements in this new version. And >> > hopefully it will make your problems go away. ;) >> > >> > Please try it and let me know how it goes. >> >> This is -27, but the driver looks for -28 >> >> [12382.760671] iwlwifi 0000:03:00.0: Direct firmware load for >> iwlwifi-7265D-28.ucode failed with error -2 >> >> Where is version -28? > > TL;DR: this error message is harmless and the driver tries to load -27 > if -28 is not available. > > Long story: We upstream driver patches from our internal tree constantly > and, at that point, we don't know which FW version will pass all the > quality gates to be released officially. The driver in 4.11 supports up > to version -28. We haven't release -28 yet, though (and maybe won't), > so you get this error message when we try to load it. But if it fails > to load, we try to load the one immediately below it and so on, until we > reach the minimum API version we support. > > These errors are definitely annoying and confusing, but I don't know how > to work around them. Luckily Luis is working on the firmware class[1] > and part of his work will make these messages go away. FWIW, we got frustrated with the same problem in ath10k and switched to request_firmware_direct() to get rid of the warning: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=9f5bcfe93315d75da4cc46bd30b536966559359a -- Kalle Valo
