Jean-Philippe Brucker <jean-philippe@xxxxxxxxxx> wrote:
> Commit 262f2b53f679 ("brcmfmac: call brcmf_attach() just before calling
> brcmf_bus_started()") changed the initialization order of the brcmfmac
> SDIO driver. Unfortunately since brcmf_sdiod_intr_register() is now
> called before the sdiodev->bus_if initialization, it reads the wrong
> chip ID and fails to initialize the GPIO on brcm43362. Thus the chip
> cannot send interrupts and fails to probe:
>
> [ 12.517023] brcmfmac: brcmf_sdio_bus_rxctl: resumed on timeout
> [ 12.531214] ieee80211 phy0: brcmf_bus_started: failed: -110
> [ 12.536976] ieee80211 phy0: brcmf_attach: dongle is not responding: err=-110
> [ 12.566467] brcmfmac: brcmf_sdio_firmware_callback: brcmf_attach failed
>
> Initialize the bus interface earlier to ensure that
> brcmf_sdiod_intr_register() properly sets up the OOB interrupt.
>
> BugLink: https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=908438
> Fixes: 262f2b53f679 ("brcmfmac: call brcmf_attach() just before calling brcmf_bus_started()")
> Signed-off-by: Jean-Philippe Brucker <jean-philippe@xxxxxxxxxx>
> Reviewed-by: Arend van Spriel <arend.vanspriel@xxxxxxxxxxxx>
Patch applied to wireless-drivers-next.git, thanks.
8c8e60fb86a9 brcmfmac: sdio: Fix OOB interrupt initialization on brcm43362
--
https://patchwork.kernel.org/patch/11310417/
https://wireless.wiki.kernel.org/en/developers/documentation/submittingpatches
