On 12 December 2016 at 09:12, Johannes Berg <johannes@xxxxxxxxxxxxxxxx> wrote: > On Sat, 2016-12-10 at 16:54 +0100, Rafał Miłecki wrote: >> In brcmfmac we use request_firmware_nowait and if fetching firmware >> with NVRAM variables fails then we try to fallback to the platform >> one (see brcmf_fw_request_code_done & brcmf_fw_request_nvram_done). >> >> Some problem for us is that on devices with platform NVRAM we get >> this error: >> Direct firmware load for brcm/brcmfmac43602-pcie.txt failed with error -2 > > This also happens with iwlwifi, because it requests multiple firmware > versions starting at the most recent supported one (which is often not > released at the same time). Good to know it may help others as well! > So yeah, this would be really useful - why don't you just make a patch > with some kind of flags, whether it's FW_OPT_* or new flags? OK! If noone will come with any special comments/ideas soon, I'll propose a patch for using some flags. FWIW, meanwhile I submitted [PATCH V2] firmware: simplify defining and handling FW_OPT_FALLBACK https://patchwork.kernel.org/patch/9469875/ -- Rafał
