Subject: Re: [PATCH] brcmfmac: sdio: Fix OOB interrupt initialization on brcm43362

From: Kalle Valo <[email-masked]>
Date: Sun, 26 Jan 2020 15:41:37 +0000 (UTC)

Jean-Philippe Brucker <[email-masked]> 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 <[email-masked]>
> Reviewed-by: Arend van Spriel <[email-masked]>

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