Re: brcmfmac driver does not work with a BCM4335 WiFi module

["Arend van Spriel" <arend@broadcom.com>]

On 11/01/2013 07:22 AM, Dong Aisheng wrote:
> Hi ALL,
>
> I'm verifying BCM4335 WiFi module on i.MX6SL EVK board.
> The kernel i ran is latest from:
> git://git.kernel.org/pub/scm/linux/kernel/git/linville/wireless.git
>
> The firmware is used is from:
> git://git.kernel.org/pub/scm/linux/kernel/git/firmware/linux-firmware.git
>
> NVRAM file is got from the vendor which should work for the module.
>
> But i ran into the following issues, hope somebody can give me some hints.
>
> First, i met error when module is auto loaded, but seems the driver is
> still loaded successfully since i found the new WiFi interface with
> ifconfig.
> But it can not work after run rfkill unblock wlan and a lot error
> messages comes out.
>
> I'm wondering if this driver can support bcm4335 well, can anybody
> provide some help?

I can try. I have used the bcm4335 with a SDIO3.0 controller on a x86 
PC. Looking at an issue right now, but your log does not show that so 
you have a different issue. Could you load the module with parameter 
'debug=0x146'.

Regards, Arend

> Regards
> Dong Aisheng
>
> Below is the log FYI.
>
> root@imx6slevk:~# mmc0: queuing unknown CIS tuple 0x91 (3 bytes)
> mmc0: new high speed SDIO card at address 0001
> brcmfmac: brcmf_sdioh_request_word: Failed to read word, Err: 0xffffffac
> brcmfmac: brcmf_sdioh_request_word: Failed to read word, Err: 0xffffffac
> brcmfmac: brcmf_sdioh_request_word: Failed to read word, Err: 0xffffffac
> brcmfmac: brcmf_sdio_regrw_helper: failed with -84
> brcmfmac: brcmf_sdio_chip_drivestrengthinit: No SDIO Drive strength
> init done for chip 4335 rev 1 pmurev 18
> brcmfmac: brcmf_c_preinit_dcmds: Firmware version = wl0: Mar 24 2013
> 20:36:01 version 6.30.171.24.20 (B0 Station/P2P)
> brcmfmac: brcmf_fil_cmd_data: Failed err=-23
>
> root@imx6slevk:~#
> root@imx6slevk:~# ifconfig -a
> eth0      Link encap:Ethernet  HWaddr 00:04:9F:02:76:E5
>            inet addr:10.192.242.69  Bcast:10.192.242.255  Mask:255.255.255.0
>            inet6 addr: fe80::204:9fff:fe02:76e5/64 Scope:Link
>            UP BROADCAST RUNNING MULTICAST  MTU:1500  Metric:1
>            RX packets:20301 errors:0 dropped:1 overruns:0 frame:0
>            TX packets:16888 errors:0 dropped:0 overruns:0 carrier:0
>            collisions:0 txqueuelen:1000
>            RX bytes:22233761 (21.2 MiB)  TX bytes:2373414 (2.2 MiB)
>
> lo        Link encap:Local Loopback
>            inet addr:127.0.0.1  Mask:255.0.0.0
>            inet6 addr: ::1/128 Scope:Host
>            UP LOOPBACK RUNNING  MTU:65536  Metric:1
>            RX packets:34 errors:0 dropped:0 overruns:0 frame:0
>            TX packets:34 errors:0 dropped:0 overruns:0 carrier:0
>            collisions:0 txqueuelen:0
>            RX bytes:2340 (2.2 KiB)  TX bytes:2340 (2.2 KiB)
>
> sit0      Link encap:IPv6-in-IPv4
>            NOARP  MTU:1480  Metric:1
>            RX packets:0 errors:0 dropped:0 overruns:0 frame:0
>            TX packets:0 errors:0 dropped:0 overruns:0 carrier:0
>            collisions:0 txqueuelen:0
>            RX bytes:0 (0.0 B)  TX bytes:0 (0.0 B)
>
> wlan0     Link encap:Ethernet  HWaddr 00:90:4C:C5:12:38
>            BROADCAST MULTICAST  MTU:1500  Metric:1
>            RX packets:0 errors:0 dropped:0 overruns:0 frame:0
>            TX packets:0 errors:0 dropped:0 overruns:0 carrier:0
>            collisions:0 txqueuelen:1000
>            RX bytes:0 (0.0 B)  TX bytes:0 (0.0 B)
>
> root@imx6slevk:~#
> root@imx6slevk:~# rfkill list
> 0: phy0: wlan
>          Soft blocked: yes
>          Hard blocked: no
>
> root@imx6slevk:~# rfkill unblock wlan
> root@imx6slevk:~# brcmfmac: brcmf_sdbrcm_bus_rxctl: resumed on timeout
> brcmfmac: brcmf_add_if: ERROR: netdev:wlan0 already exists
> brcmfmac: brcmf_add_if: ignore IF event
> brcmfmac: brcmf_fil_cmd_data: Failed err=-110
> brcmfmac: brcmf_fil_cmd_data: Failed err=-23
> brcmfmac: brcmf_sdioh_request_byte: Failed to write byte
> F1:@0x1001f=01, Err: -110
> brcmfmac: brcmf_sdioh_request_byte: Failed to read byte
> F1:@0x1001f=ff, Err: -110
> brcmfmac: brcmf_sdioh_request_byte: Failed to read byte
> F1:@0x1001f=ff, Err: -110
> brcmfmac: brcmf_sdioh_request_byte: Failed to write byte
> F1:@0x1001f=01, Err: -110
> brcmfmac: brcmf_sdioh_request_byte: Failed to read byte
> F1:@0x1001f=ff, Err: -110
> brcmfmac: brcmf_sdioh_request_byte: Failed to read byte
> F1:@0x1001f=ff, Err: -110
> brcmfmac: brcmf_sdioh_request_byte: Failed to write byte
> F1:@0x1001f=01, Err: -110
> brcmfmac: brcmf_sdioh_request_byte: Failed to read byte
> F1:@0x1001f=ff, Err: -110
> brcmfmac: brcmf_sdioh_request_byte: Failed to read byte
> F1:@0x1001f=ff, Err: -110
> brcmfmac: brcmf_sdioh_request_byte: Failed to write byte
> F1:@0x1001f=01, Err: -110
> brcmfmac: brcmf_sdioh_request_byte: Failed to read byte
> F1:@0x1001f=ff, Err: -110
> brcmfmac: brcmf_sdioh_request_byte: Failed to read byte
> F1:@0x1001f=ff, Err: -110
> brcmfmac: brcmf_sdbrcm_bus_rxctl: resumed on timeout
> brcmfmac: brcmf_fil_cmd_data: Failed err=-110
> brcmfmac: brcmf_set_mpc: fail to set mpc
> brcmfmac: brcmf_escan_timeout: timer expired
> brcmfmac: brcmf_sdioh_request_byte: Failed to write byte
> F1:@0x1001f=01, Err: -110
> brcmfmac: brcmf_sdioh_request_byte: Failed to write byte
> F1:@0x1001f=01, Err: -110
> brcmfmac: brcmf_sdioh_request_byte: Failed to write byte
> F1:@0x1001f=01, Err: -110
> brcmfmac: brcmf_sdbrcm_bus_rxctl: resumed on timeout
> brcmfmac: brcmf_fil_cmd_data: Failed err=-110
> brcmfmac: brcmf_set_mpc: fail to set mpc
> ............
>
> The following detailed Log for drver probe, if you also need the full
> log after run rfkill please let me know.
>
> [   36.555580] brcmfmac: brcmf_sdbrcm_probe Enter
> [   36.564293] brcmfmac: F1 signature read @0x18000000=0x16214335
> [   36.564425] brcmfmac: brcmf_sdio_chip_attach Enter
> [   36.564973] brcmfmac: brcmf_sdio_chip_recognition chipid=0x4335 chiprev=1
> [   36.565163] brcmfmac: brcmf_sdio_chip_buscoresetup ccrev=43,
> pmurev=18, buscore rev/type=15/0x829
> [   36.566410] brcmfmac: brcmf_sdioh_request_word: Failed to read
> word, Err: 0xffffffac
> [   36.594407] brcmfmac: brcmf_sdioh_request_word: Failed to read
> word, Err: 0xffffffac
> [   36.621092] brcmfmac: brcmf_sdioh_request_word: Failed to read
> word, Err: 0xffffffac
> [   36.627684] brcmfmac: brcmf_sdio_regrw_helper: failed with -84
> [   36.638085] brcmfmac: brcmf_sdbrcm_kso_init Enter
> [   36.638167] brcmfmac: brcmf_sdio_chip_drivestrengthinit: No SDIO
> Drive strength init done for chip 4335 rev 1 pmurev 18
> [   36.648862] brcmfmac: brcmf_attach Enter
> [   36.648947] brcmfmac: brcmf_sdbrcm_probe_malloc Enter
> [   36.648965] brcmfmac: brcmf_sdbrcm_probe_init Enter
> [   36.649174] brcmfmac: brcmf_sdbrcm_probe completed!!
> [   36.649190] brcmfmac: brcmf_bus_start
> [   36.649201] brcmfmac: brcmf_sdbrcm_bus_init Enter
> [   36.650399] brcmfmac: brcmf_sdbrcm_download_code_file Enter
> [   37.065998] brcmfmac: brcmf_sdio_chip_verifynvram Compare NVRAM dl
> & ul; size=2216
> [   37.067114] brcmfmac: brcmf_sdio_chip_writenvram RAM size: 786432
> [   37.067137] brcmfmac: brcmf_sdio_chip_writenvram nvram is placed at
> 2357076, size 2216, token=0xfdd5022a
> [   37.226519] brcmfmac: brcmf_sdbrcm_bus_init enable 0x06, ready 0x06
> [   37.226674] brcmfmac: brcmf_sdbrcm_sr_capable Enter
> [   37.226845] brcmfmac: brcmf_sdbrcm_sr_init Enter
> [   37.227026] brcmfmac: brcmf_sdbrcm_sr_init SR enabled
> [   37.227368] brcmfmac: brcmf_add_if Enter, idx=0, ifidx=0
> [   37.227383] brcmfmac: brcmf_add_if allocate netdev interface
> [   37.227408] brcmfmac: brcmf_sdbrcm_bus_sleep Enter
> [   37.227419] brcmfmac: brcmf_sdbrcm_kso_control Enter
> [   37.227548] brcmfmac: brcmf_add_if  ==== pid:11, if:wlan%d
> (00:00:00:00:00:00) created ===
> [   37.227567] brcmfmac: brcmf_sdbrcm_bus_txctl Enter
> [   37.227675] brcmfmac: brcmf_sdbrcm_bus_sleep Enter
> [   37.227688] brcmfmac: brcmf_sdbrcm_kso_control Enter
> [   37.230910] brcmfmac: brcmf_sdbrcm_isr Enter
> [   37.231124] brcmfmac: brcmf_sdbrcm_dpc Enter
> [   37.231139] brcmfmac: brcmf_sdbrcm_bus_sleep Enter
> [   37.231337] brcmfmac: brcmf_sdbrcm_dpc Dongle reports CHIPACTIVE
> [   37.231350] brcmfmac: brcmf_sdio_readframes Enter
> [   37.231550] brcmfmac: brcmf_sdbrcm_isr Enter
> [   37.231870] brcmfmac: brcmf_sdbrcm_dpc Enter
> [   37.231883] brcmfmac: brcmf_sdbrcm_bus_sleep Enter
> [   37.232082] brcmfmac: brcmf_sdbrcm_dpc Enter
> [   37.232097] brcmfmac: brcmf_sdbrcm_bus_sleep Enter
> [   37.232224] brcmfmac: brcmf_sdbrcm_bus_rxctl Enter
> [   37.246569] brcmfmac: brcmf_sdbrcm_bus_sleep Enter
> [   37.246587] brcmfmac: brcmf_sdbrcm_kso_control Enter
> [   37.246807] brcmfmac: brcmf_sdbrcm_isr Enter
> [   37.247031] brcmfmac: brcmf_sdbrcm_dpc Enter
> [   37.247047] brcmfmac: brcmf_sdbrcm_bus_sleep Enter
> [   37.247059] brcmfmac: brcmf_sdbrcm_kso_control Enter
> [   37.250219] brcmfmac: brcmf_sdio_readframes Enter
> [   37.250346] brcmfmac: brcmf_sdbrcm_read_control Enter
> [   37.250549] brcmfmac: brcmf_sdbrcm_bus_txctl Enter
> [   37.250606] brcmfmac: brcmf_sdbrcm_bus_sleep Enter
> [   37.250730] brcmfmac: brcmf_sdbrcm_bus_rxctl Enter
> [   37.266635] brcmfmac: brcmf_sdbrcm_bus_sleep Enter
> [   37.266651] brcmfmac: brcmf_sdbrcm_kso_control Enter
> [   37.266869] brcmfmac: brcmf_sdbrcm_isr Enter
> [   37.267097] brcmfmac: brcmf_sdbrcm_dpc Enter
> [   37.267112] brcmfmac: brcmf_sdbrcm_bus_sleep Enter
> [   37.267123] brcmfmac: brcmf_sdbrcm_kso_control Enter
> [   37.270283] brcmfmac: brcmf_sdio_readframes Enter
> [   37.270410] brcmfmac: brcmf_sdbrcm_read_control Enter
> [   37.270709] brcmfmac: brcmf_c_preinit_dcmds: Firmware version =
> wl0: Mar 24 2013 20:36:01 version 6.30.171.24.20 (B0 Station/P2P)
> [   37.282106] brcmfmac: brcmf_sdbrcm_bus_txctl Enter
> [   37.282125] brcmfmac: brcmf_sdbrcm_bus_sleep Enter
> [   37.282281] brcmfmac: brcmf_sdbrcm_bus_rxctl Enter
> [   37.296548] brcmfmac: brcmf_sdbrcm_bus_sleep Enter
> [   37.296564] brcmfmac: brcmf_sdbrcm_kso_control Enter
> [   37.296775] brcmfmac: brcmf_sdbrcm_isr Enter
> [   37.297000] brcmfmac: brcmf_sdbrcm_dpc Enter
> [   37.297015] brcmfmac: brcmf_sdbrcm_bus_sleep Enter
> [   37.297025] brcmfmac: brcmf_sdbrcm_kso_control Enter
> [   37.300190] brcmfmac: brcmf_sdio_readframes Enter
> [   37.300317] brcmfmac: brcmf_sdbrcm_read_control Enter
> [   37.300523] brcmfmac: brcmf_sdbrcm_bus_txctl Enter
> [   37.300538] brcmfmac: brcmf_sdbrcm_bus_sleep Enter
> [   37.300657] brcmfmac: brcmf_sdbrcm_bus_rxctl Enter
> [   37.316546] brcmfmac: brcmf_sdbrcm_bus_sleep Enter
> [   37.316562] brcmfmac: brcmf_sdbrcm_kso_control Enter
> [   37.316767] brcmfmac: brcmf_sdbrcm_isr Enter
> [   37.316989] brcmfmac: brcmf_sdbrcm_dpc Enter
> [   37.317005] brcmfmac: brcmf_sdbrcm_bus_sleep Enter
> [   37.317015] brcmfmac: brcmf_sdbrcm_kso_control Enter
> [   37.320178] brcmfmac: brcmf_sdio_readframes Enter
> [   37.320302] brcmfmac: brcmf_sdbrcm_read_control Enter
> [   37.320506] brcmfmac: brcmf_sdbrcm_bus_txctl Enter
> [   37.320522] brcmfmac: brcmf_sdbrcm_bus_sleep Enter
> [   37.320644] brcmfmac: brcmf_sdbrcm_bus_rxctl Enter
> [   37.336555] brcmfmac: brcmf_sdbrcm_bus_sleep Enter
> [   37.336571] brcmfmac: brcmf_sdbrcm_kso_control Enter
> [   37.336782] brcmfmac: brcmf_sdbrcm_isr Enter
> [   37.337005] brcmfmac: brcmf_sdbrcm_dpc Enter
> [   37.337020] brcmfmac: brcmf_sdbrcm_bus_sleep Enter
> [   37.337031] brcmfmac: brcmf_sdbrcm_kso_control Enter
> [   37.340209] brcmfmac: brcmf_sdio_readframes Enter
> [   37.340334] brcmfmac: brcmf_sdbrcm_read_control Enter
> [   37.340542] brcmfmac: brcmf_sdbrcm_bus_txctl Enter
> [   37.340558] brcmfmac: brcmf_sdbrcm_bus_sleep Enter
> [   37.340680] brcmfmac: brcmf_sdbrcm_bus_rxctl Enter
> [   37.356551] brcmfmac: brcmf_sdbrcm_bus_sleep Enter
> [   37.356568] brcmfmac: brcmf_sdbrcm_kso_control Enter
> [   37.356781] brcmfmac: brcmf_sdbrcm_isr Enter
> [   37.357012] brcmfmac: brcmf_sdbrcm_dpc Enter
> [   37.357027] brcmfmac: brcmf_sdbrcm_bus_sleep Enter
> [   37.357037] brcmfmac: brcmf_sdbrcm_kso_control Enter
> [   37.360196] brcmfmac: brcmf_sdio_readframes Enter
> [   37.360323] brcmfmac: brcmf_sdbrcm_read_control Enter
> [   37.360524] brcmfmac: brcmf_sdbrcm_bus_txctl Enter
> [   37.360539] brcmfmac: brcmf_sdbrcm_bus_sleep Enter
> [   37.360659] brcmfmac: brcmf_sdbrcm_bus_rxctl Enter
> [   37.376550] brcmfmac: brcmf_sdbrcm_bus_sleep Enter
> [   37.376567] brcmfmac: brcmf_sdbrcm_kso_control Enter
> [   37.376772] brcmfmac: brcmf_sdbrcm_isr Enter
> [   37.376995] brcmfmac: brcmf_sdbrcm_dpc Enter
> [   37.377012] brcmfmac: brcmf_sdbrcm_bus_sleep Enter
> [   37.377021] brcmfmac: brcmf_sdbrcm_kso_control Enter
> [   37.380178] brcmfmac: brcmf_sdio_readframes Enter
> [   37.380306] brcmfmac: brcmf_sdbrcm_read_control Enter
> [   37.380506] brcmfmac: brcmf_sdbrcm_bus_txctl Enter
> [   37.380522] brcmfmac: brcmf_sdbrcm_bus_sleep Enter
> [   37.380645] brcmfmac: brcmf_sdbrcm_bus_rxctl Enter
> [   37.396550] brcmfmac: brcmf_sdbrcm_bus_sleep Enter
> [   37.396568] brcmfmac: brcmf_sdbrcm_kso_control Enter
> [   37.396774] brcmfmac: brcmf_sdbrcm_isr Enter
> [   37.397002] brcmfmac: brcmf_sdbrcm_dpc Enter
> [   37.397018] brcmfmac: brcmf_sdbrcm_bus_sleep Enter
> [   37.397029] brcmfmac: brcmf_sdbrcm_kso_control Enter
> [   37.400187] brcmfmac: brcmf_sdio_readframes Enter
> [   37.400316] brcmfmac: brcmf_sdbrcm_read_control Enter
> [   37.400533] brcmfmac: brcmf_sdbrcm_bus_txctl Enter
> [   37.400549] brcmfmac: brcmf_sdbrcm_bus_sleep Enter
> [   37.400674] brcmfmac: brcmf_sdbrcm_bus_rxctl Enter
> [   37.416549] brcmfmac: brcmf_sdbrcm_bus_sleep Enter
> [   37.416566] brcmfmac: brcmf_sdbrcm_kso_control Enter
> [   37.416774] brcmfmac: brcmf_sdbrcm_isr Enter
> [   37.416998] brcmfmac: brcmf_sdbrcm_dpc Enter
> [   37.417015] brcmfmac: brcmf_sdbrcm_bus_sleep Enter
> [   37.417026] brcmfmac: brcmf_sdbrcm_kso_control Enter
> [   37.420187] brcmfmac: brcmf_sdio_readframes Enter
> [   37.420310] brcmfmac: brcmf_sdbrcm_read_control Enter
> [   37.420617] brcmfmac: brcmf_sdbrcm_bus_txctl Enter
> [   37.420633] brcmfmac: brcmf_sdbrcm_bus_sleep Enter
> [   37.420753] brcmfmac: brcmf_sdbrcm_bus_rxctl Enter
> [   37.436550] brcmfmac: brcmf_sdbrcm_bus_sleep Enter
> [   37.436566] brcmfmac: brcmf_sdbrcm_kso_control Enter
> [   37.436777] brcmfmac: brcmf_sdbrcm_isr Enter
> [   37.437003] brcmfmac: brcmf_sdbrcm_dpc Enter
> [   37.437018] brcmfmac: brcmf_sdbrcm_bus_sleep Enter
> [   37.437028] brcmfmac: brcmf_sdbrcm_kso_control Enter
> [   37.440189] brcmfmac: brcmf_sdio_readframes Enter
> [   37.440311] brcmfmac: brcmf_sdbrcm_read_control Enter
> [   37.440518] brcmfmac: brcmf_sdbrcm_bus_txctl Enter
> [   37.440533] brcmfmac: brcmf_sdbrcm_bus_sleep Enter
> [   37.440654] brcmfmac: brcmf_sdbrcm_bus_rxctl Enter
> [   37.456547] brcmfmac: brcmf_sdbrcm_bus_sleep Enter
> [   37.456563] brcmfmac: brcmf_sdbrcm_kso_control Enter
> [   37.456773] brcmfmac: brcmf_sdbrcm_isr Enter
> [   37.456999] brcmfmac: brcmf_sdbrcm_dpc Enter
> [   37.457015] brcmfmac: brcmf_sdbrcm_bus_sleep Enter
> [   37.457025] brcmfmac: brcmf_sdbrcm_kso_control Enter
> [   37.460185] brcmfmac: brcmf_sdio_readframes Enter
> [   37.460312] brcmfmac: brcmf_sdbrcm_read_control Enter
> [   37.460518] brcmfmac: brcmf_sdbrcm_bus_txctl Enter
> [   37.460534] brcmfmac: brcmf_sdbrcm_bus_sleep Enter
> [   37.460651] brcmfmac: brcmf_sdbrcm_bus_rxctl Enter
> [   37.466742] brcmfmac: brcmf_sdbrcm_isr Enter
> [   37.466953] brcmfmac: brcmf_sdbrcm_dpc Enter
> [   37.466967] brcmfmac: brcmf_sdbrcm_bus_sleep Enter
> [   37.466981] brcmfmac: brcmf_sdio_readframes Enter
> [   37.467102] brcmfmac: brcmf_sdbrcm_read_control Enter
> [   37.469141] brcmfmac: brcmf_fweh_register event handler registered
> for FIFO_CREDIT_MAP
> [   37.469161] brcmfmac: brcmf_fweh_register event handler registered
> for BCMC_CREDIT_SUPPORT
> [   37.469178] brcmfmac: brcmf_sdbrcm_bus_txctl Enter
> [   37.469193] brcmfmac: brcmf_sdbrcm_bus_sleep Enter
> [   37.469334] brcmfmac: brcmf_sdbrcm_bus_rxctl Enter
> [   37.486546] brcmfmac: brcmf_sdbrcm_bus_sleep Enter
> [   37.486563] brcmfmac: brcmf_sdbrcm_kso_control Enter
> [   37.486778] brcmfmac: brcmf_sdbrcm_isr Enter
> [   37.487004] brcmfmac: brcmf_sdbrcm_dpc Enter
> [   37.487020] brcmfmac: brcmf_sdbrcm_bus_sleep Enter
> [   37.487031] brcmfmac: brcmf_sdbrcm_kso_control Enter
> [   37.490190] brcmfmac: brcmf_sdio_readframes Enter
> [   37.490316] brcmfmac: brcmf_sdbrcm_read_control Enter
> [   37.490525] brcmfmac: brcmf_sdbrcm_bus_txctl Enter
> [   37.490542] brcmfmac: brcmf_sdbrcm_bus_sleep Enter
> [   37.490661] brcmfmac: brcmf_sdbrcm_bus_rxctl Enter
> [   37.506550] brcmfmac: brcmf_sdbrcm_bus_sleep Enter
> [   37.506568] brcmfmac: brcmf_sdbrcm_kso_control Enter
> [   37.506781] brcmfmac: brcmf_sdbrcm_isr Enter
> [   37.507008] brcmfmac: brcmf_sdbrcm_dpc Enter
> [   37.507024] brcmfmac: brcmf_sdbrcm_bus_sleep Enter
> [   37.507035] brcmfmac: brcmf_sdbrcm_kso_control Enter
> [   37.510194] brcmfmac: brcmf_sdio_readframes Enter
> [   37.510318] brcmfmac: brcmf_sdbrcm_read_control Enter
> [   37.510507] brcmfmac: brcmf_fil_cmd_data: Failed err=-23
> [   37.514539] brcmfmac: brcmf_fws_init enabling AMPDU host-reorder failed
> [   37.514573] brcmfmac: brcmf_fws_macdesc_init enter: desc bec567f0
> ea=  (null), ifidx=0
> [   37.514626] brcmfmac: brcmf_fws_init enabled bdcv2 tlv signaling [1]
> [   37.514644] brcmfmac: brcmf_fws_macdesc_init enter: desc bec55030
> ea=00:90:4c:c5:12:38, ifidx=0
> [   37.514658] brcmfmac: brcmf_fws_add_interface added MACIF:0
> [   37.514796] brcmfmac: brcmf_setup_wiphy Registering custom regulatory
> [   37.522518] brcmfmac: brcmf_alloc_vif allocating virtual interface
> (size=2332)
> [   37.522550] brcmfmac: brcmf_fweh_register event handler registered for LINK
> [   37.522563] brcmfmac: brcmf_fweh_register event handler registered
> for DEAUTH_IND
> [   37.522574] brcmfmac: brcmf_fweh_register event handler registered for DEAUTH
> [   37.522584] brcmfmac: brcmf_fweh_register event handler registered
> for DISASSOC_IND
> [   37.522593] brcmfmac: brcmf_fweh_register event handler registered
> for ASSOC_IND
> [   37.522603] brcmfmac: brcmf_fweh_register event handler registered
> for REASSOC_IND
> [   37.522613] brcmfmac: brcmf_fweh_register event handler registered for ROAM
> [   37.522622] brcmfmac: brcmf_fweh_register event handler registered
> for MIC_ERROR
> [   37.522633] brcmfmac: brcmf_fweh_register event handler registered
> for SET_SSID
> [   37.522644] brcmfmac: brcmf_fweh_register event handler registered
> for PFN_NET_FOUND
> [   37.522655] brcmfmac: brcmf_fweh_register event handler registered for IF
> [   37.522667] brcmfmac: brcmf_fweh_register event handler registered
> for P2P_PROBEREQ_MSG
> [   37.522677] brcmfmac: brcmf_fweh_register event handler registered
> for P2P_DISC_LISTEN_COMPLETE
> [   37.522688] brcmfmac: brcmf_fweh_register event handler registered
> for ACTION_FRAME_RX
> [   37.522699] brcmfmac: brcmf_fweh_register event handler registered
> for ACTION_FRAME_COMPLETE
> [   37.522710] brcmfmac: brcmf_fweh_register event handler registered
> for ACTION_FRAME_OFF_CHAN_COMPLETE
> [   37.522720] brcmfmac: brcmf_fweh_register event handler registered
> for ESCAN_RESULT
> [   37.522732] brcmfmac: brcmf_btcoex_attach enter
> [   37.523262] brcmfmac: brcmf_sdbrcm_bus_txctl Enter
> [   37.523284] brcmfmac: brcmf_sdbrcm_bus_sleep Enter
> [   37.523429] brcmfmac: brcmf_sdbrcm_bus_rxctl Enter
> [   37.536624] brcmfmac: brcmf_sdbrcm_bus_sleep Enter
> [   37.536644] brcmfmac: brcmf_sdbrcm_kso_control Enter
> [   37.536879] brcmfmac: brcmf_sdbrcm_isr Enter
> [   37.537111] brcmfmac: brcmf_sdbrcm_dpc Enter
> [   37.537126] brcmfmac: brcmf_sdbrcm_bus_sleep Enter
> [   37.537137] brcmfmac: brcmf_sdbrcm_kso_control Enter
> [   37.540301] brcmfmac: brcmf_sdio_readframes Enter
> [   37.540434] brcmfmac: brcmf_sdbrcm_read_control Enter
> [   37.540656] brcmfmac: brcmf_sdbrcm_bus_txctl Enter
> [   37.540672] brcmfmac: brcmf_sdbrcm_bus_sleep Enter
> [   37.540796] brcmfmac: brcmf_sdbrcm_bus_rxctl Enter
> [   37.556688] brcmfmac: brcmf_sdbrcm_bus_sleep Enter
> [   37.556706] brcmfmac: brcmf_sdbrcm_kso_control Enter
> [   37.556927] brcmfmac: brcmf_sdbrcm_isr Enter
> [   37.557152] brcmfmac: brcmf_sdbrcm_dpc Enter
> [   37.557167] brcmfmac: brcmf_sdbrcm_bus_sleep Enter
> [   37.557178] brcmfmac: brcmf_sdbrcm_kso_control Enter
> [   37.560348] brcmfmac: brcmf_sdio_readframes Enter
> [   37.560476] brcmfmac: brcmf_sdbrcm_read_control Enter
> [   37.560705] brcmfmac: brcmf_sdbrcm_bus_txctl Enter
> [   37.560721] brcmfmac: brcmf_sdbrcm_bus_sleep Enter
> [   37.560846] brcmfmac: brcmf_sdbrcm_bus_rxctl Enter
> [   37.576550] brcmfmac: brcmf_sdbrcm_bus_sleep Enter
> [   37.576567] brcmfmac: brcmf_sdbrcm_kso_control Enter
> [   37.576777] brcmfmac: brcmf_sdbrcm_isr Enter
> [   37.577001] brcmfmac: brcmf_sdbrcm_dpc Enter
> [   37.577016] brcmfmac: brcmf_sdbrcm_bus_sleep Enter
> [   37.577026] brcmfmac: brcmf_sdbrcm_kso_control Enter
> [   37.580188] brcmfmac: brcmf_sdio_readframes Enter
> [   37.580311] brcmfmac: brcmf_sdbrcm_read_control Enter
> [   37.580518] brcmfmac: brcmf_net_attach Enter, idx=0 mac=00:90:4c:c5:12:38
> [   37.581610] brcmfmac: brcmf_netdev_get_stats Enter, idx=0
> [   37.581704] brcmfmac: brcmf_net_attach wlan0: Broadcom Dongle Host Driver
> [   37.596623] brcmfmac: brcmf_sdbrcm_bus_sleep Enter
> [   37.596641] brcmfmac: brcmf_sdbrcm_kso_control Enter
> [   45.955942] brcmfmac: brcmf_netdev_get_stats Enter, idx=0
>