Groups | Search | Server Info | Keyboard shortcuts | Login | Register [http] [https] [nntp] [nntps]


Groups > linux.kernel > #1540177

Re: Could we have request_firmware_nowait with FW_OPT_NO_WARN?

From Rafał Miłecki <zajec5@gmail.com>
Newsgroups linux.kernel
Subject Re: Could we have request_firmware_nowait with FW_OPT_NO_WARN?
Date 2016-12-12 09:40 +0100
Message-ID <sNujn-22B-9@gated-at.bofh.it> (permalink)
References <sMSea-47F-13@gated-at.bofh.it> <sNu02-1Wi-19@gated-at.bofh.it>
Organization linux.* mail to news gateway

Show all headers | View raw


On 12 December 2016 at 09:12, Johannes Berg <johannes@sipsolutions.net> 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

Back to linux.kernel | Previous | NextPrevious in thread | Next in thread | Find similar | Unroll thread


Thread

Could we have request_firmware_nowait with FW_OPT_NO_WARN? Rafał Miłecki <zajec5@gmail.com> - 2016-12-10 17:00 +0100
  Re: Could we have request_firmware_nowait with FW_OPT_NO_WARN? Johannes Berg <johannes@sipsolutions.net> - 2016-12-12 09:20 +0100
    Re: Could we have request_firmware_nowait with FW_OPT_NO_WARN? Rafał Miłecki <zajec5@gmail.com> - 2016-12-12 09:40 +0100
      Re: Could we have request_firmware_nowait with FW_OPT_NO_WARN? Arend Van Spriel <arend.vanspriel@broadcom.com> - 2016-12-12 10:30 +0100
        Re: Could we have request_firmware_nowait with FW_OPT_NO_WARN? Rafał Miłecki <zajec5@gmail.com> - 2016-12-12 11:00 +0100
          Re: Could we have request_firmware_nowait with FW_OPT_NO_WARN? "Luis R. Rodriguez" <mcgrof@kernel.org> - 2016-12-12 15:10 +0100
            Re: Could we have request_firmware_nowait with FW_OPT_NO_WARN? Rafał Miłecki <zajec5@gmail.com> - 2016-12-12 15:20 +0100
      Re: Could we have request_firmware_nowait with FW_OPT_NO_WARN? Kalle Valo <kvalo@codeaurora.org> - 2016-12-12 12:50 +0100
  Re: Could we have request_firmware_nowait with FW_OPT_NO_WARN? "Luis R. Rodriguez" <mcgrof@kernel.org> - 2016-12-12 15:20 +0100

csiph-web