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

["Arend van Spriel" <arend@xxxxxxxxxxxx>]

On 11/06/2013 11:47 AM, Dong Aisheng wrote:
> On Wed, Nov 6, 2013 at 5:57 PM, Arend van Spriel<arend@xxxxxxxxxxxx>  wrote:
> > On 11/06/2013 09:30 AM, Arend van Spriel wrote:
> > > On 11/05/2013 10:26 AM, Dong Aisheng wrote:
> > > > On Tue, Nov 5, 2013 at 4:57 PM, Dong Aisheng<dongas86@xxxxxxxxx>  wrote:
> > > > > On Tue, Nov 5, 2013 at 4:36 PM, Arend van Spriel<arend@xxxxxxxxxxxx>
> > > > > wrote:
> > > > > > On 11/05/2013 03:51 AM, Dong Aisheng wrote:
> > > > > > > On Mon, Nov 4, 2013 at 5:44 PM, Arend van Spriel<arend@xxxxxxxxxxxx>
> > > > > > > wrote:
> > > > > > > > On 11/04/2013 09:13 AM, Dong Aisheng wrote:
> > > > > > > > > Hi Arend,
> > > > > > > > >
> > > > > > > > > On Mon, Nov 4, 2013 at 11:44 AM, Dong Aisheng<dongas86@xxxxxxxxx>
> > > > > > > > > wrote:
> > > > > > > > > > Hi Arend,
> > > > > > > > > >
> > > > > > > > > > On Fri, Nov 1, 2013 at 9:25 PM, Arend van Spriel
> > > > > > > > > > <arend@xxxxxxxxxxxx>
> > > > > > > > > > wrote:
> > > > > > > > > > > On 11/01/2013 01:21 PM, Dong Aisheng wrote:
> > > > > > > > > > > > Hi Arend,
> > > > > > > > > > > >
> > > > > > > > > > > > On Fri, Nov 1, 2013 at 6:35 PM, Arend van Spriel
> > > > > > > > > > > > <arend@xxxxxxxxxxxx>
> > > > > > > > > > > > wrote:
> > > > > > > > > > > > > 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'.
> > > > > > > > > > > >
> > > > > > > > > > > > Thanks for the help.
> > > > > > > > > > > > So that means the brcmfmac driver should support bcm4335
> > > > > > > > > > > > module well,
> > > > > > > > > > > > right?
> > > > > > > > > > > > The difference is that i'm using a ARM platform.
> > > > > > > > > > > > Below is log with 'debug=0x146'.
> > > > > > > > > > > > It only includes driver probe log.
> > > > > > > > > > >
> > > > > > > > > > >
> > > > > > > > > > >
> > > > > > > > > > >
> > > > > > > > > > >
> > > > > > > > > > > That log actually looks fine. Just not sure why software rfkill
> > > > > > > > > > > was
> > > > > > > > > > > enabled.
> > > > > > > > > > > Is that still the case? What distro is running on your platform?
> > > > > > > > > >
> > > > > > > > > > Do you  mean the error message during probe is also fine?
> > > > > > > > > > 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<--- error
> > > > > > > > > > message
> > > > > > > > > > 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<----
> > > > > > > > > > error
> > > > > > > > > > message
> > > > > > > > > >
> > > > > > > > > > I'm using yocto rootfs, seems rfkill is always enabled by default.
> > > > > > > > > > I could try another rootfs without rfkill.
> > > > > > > > > > But i don't think rfkill should block WiFi driver to work properly.
> > > > > > > > >
> > > > > > > > > I tried another rootfs without rfkill, met the same issue when doing
> > > > > > > > > ifconfig wlan0 up, just like 'rfkill unblock wlan'.
> > > > > > > > >
> > > > > > > > > root@freescale ~$ mmc0: mmc_rescan_try_freq: trying to init card at
> > > > > > > > > 400000
> > > > > > > > > Hz
> > > > > > > > > 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@freescale ~$
> > > > > > > > > root@freescale ~$
> > > > > > > > > root@freescale ~$ ifconfig -a
> > > > > > > > > ......
> > > > > > > > >
> > > > > > > > > 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@freescale ~$ ifconfig wlan0 up
> > > > > > > > > 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
> > > > > > > > > root@freescale ~$
> > > > > > > > > root@freescale ~$
> > > > > > > > > root@freescale ~$ 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
> > > > > > > > >
> > > > > > > > > root@freescale ~$ 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
> > > > > > > > >
> > > > > > > > > I looked into a bit more about the error and found there's CMD
> > > > > > > > > timeout
> > > > > > > > > on the bus during SDIO
> > > > > > > > > command transfer.
> > > > > > > > > ---------------------------------------
> > > > > > > > > brcmutil: RxHdr:
> > > > > > > > > 00000000: 20 00 df ff 19 00 00 0c 00 35 00 00
> > > > > > > > > ........5..
> > > > > > > > > brcmfmac: brcmf_sdbrcm_read_control Enter
> > > > > > > > > brcmfmac: brcmf_sdbrcm_bus_sleep Enter
> > > > > > > > > mmc0: starting CMD52 arg 92001400 flags 00000195
> > > > > > > > > sdhci [sdhci_irq()]: *** mmc0 got interrupt: 0x00010000
> > > > > > > > > mmc0: req done (CMD52): -110: 00000000 00000000 00000000 00000000
> > > > > > > > > brcmfmac: brcmf_sdioh_request_byte: Failed to write byte
> > > > > > > > > F1:@0x1000a=00, Err: -110
> > > > > > > > > ------------------------------------------
> > > > > > > > > I'm not sure how this happened, whether caused by host side or wifi
> > > > > > > > > driver
> > > > > > > > > side.
> > > > > > > > > But for the host, i tried this host driver with another WiFi
> > > > > > > > > card(Atheros AR6103) with same kernel,
> > > > > > > > > and it worked well. So the host driver seems more like ok to me.
> > > > > > > > >
> > > > > > > > > Since i'm not familar with the WiFi driver, i wonder if you could
> > > > > > > > > provide suggestion
> > > > > > > > > from WiFi driver layer to see what the issue could be.
> > > > > > > > >
> > > > > > > > > Below is the detailed log when run 'ifconfig wlan0 up'
> > > > > > > > >
> > > > > > > > > root@freescale ~$ ifconfig wlan0 up
> > > > > > > > > brcmfmac: brcmf_netdev_open Enter, idx=0
> > > > > > > > > brcmfmac: brcmf_sdbrcm_bus_txctl Enter
> > > > > > > > > brcmfmac: brcmf_sdbrcm_bus_sleep Enter
> > > > > > > > > brcmfmac: brcmf_sdbrcm_kso_control Enter
> > > > > > > > > brcmutil: TxHdr:
> > > > > > > > > 00000000: 2f 00 d0 ff 10 00 00 14 00 00 00 00 00 00 00 00
> > > > > > > > > /...............
> > > > > > > > > brcmfmac: brcmf_sdio_ib_irqhandler IB intr triggered
> > > > > > > > > brcmfmac: brcmf_sdbrcm_isr Enter
> > > > > > > > > brcmfmac: brcmf_sdbrcm_dpc Enter
> > > > > > > > > brcmfmac: brcmf_sdbrcm_bus_sleep Enter
> > > > > > > > > brcmfmac: brcmf_sdbrcm_dpc Dongle reports CHIPACTIVE
> > > > > > > > > brcmfmac: brcmf_sdbrcm_bus_sleep Enter
> > > > > > > > > brcmfmac: brcmf_sdbrcm_kso_control Enter
> > > > > > > > > brcmfmac: brcmf_sdbrcm_bus_sleep Enter
> > > > > > > > > brcmfmac: brcmf_sdbrcm_bus_sleep Enter
> > > > > > > > > brcmfmac: brcmf_sdbrcm_bus_rxctl Enter
> > > > > > > > >
> > > > > > > > > brcmfmac: brcmf_sdbrcm_bus_rxctl: resumed on timeout
> > > > > > > > > brcmfmac: brcmf_sdbrcm_bus_sleep Enter
> > > > > > > > > brcmfmac: brcmf_sdbrcm_kso_control Enter
> > > > > > > > > brcmfmac: brcmf_sdio_ib_irqhandler IB intr triggered
> > > > > > > > > brcmfmac: brcmf_sdbrcm_isr Enter
> > > > > > > > > brcmfmac: brcmf_sdbrcm_dpc Enter
> > > > > > > > > brcmfmac: brcmf_sdbrcm_bus_sleep Enter
> > > > > > > > > brcmfmac: brcmf_sdio_readframes Enter
> > > > > > > > > brcmfmac: brcmf_sdbrcm_bus_sleep Enter
> > > > > > > > > brcmfmac: brcmf_sdbrcm_kso_control Enter
> > > > > > > > > brcmfmac: brcmf_sdbrcm_bus_sleep Enter
> > > > > > > > > brcmfmac: brcmf_sdbrcm_checkdied firmware not built with -assert
> > > > > > > > > brcmfmac: brcmf_fil_cmd_data: Failed err=-110
> > > > > > > > > brcmutil: RxHdr:
> > > > > > > > > 00000000: 27 00 d8 ff 12 00 00 0c 00 26 00 00
> > > > > > > > > '........&..
> > > > > > > > > brcmfmac: brcmf_sdbrcm_read_control Enter
> > > > > > > > > brcmfmac: brcmf_sdbrcm_bus_txctl Enter
> > > > > > > > > brcmfmac: brcmf_sdbrcm_bus_sleep Enter
> > > > > > > > > brcmfmac: brcmf_sdbrcm_kso_control Enter
> > > > > > > > > brcmutil: TxHdr:
> > > > > > > > > 00000000: 28 00 d7 ff 11 00 00 14 00 00 00 00 00 00 00 00
> > > > > > > > > (...............
> > > > > > > > > brcmfmac: brcmf_sdio_ib_irqhandler IB intr triggered
> > > > > > > > > brcmfmac: brcmf_sdbrcm_isr Enter
> > > > > > > > > brcmutil: RxHdr:
> > > > > > > > > 00000000: 00 00 00 00 00 00 00 00 00 00 00 00
> > > > > > > > > ............
> > > > > > > > > brcmfmac: brcmf_sdbrcm_dpc Enter
> > > > > > > > > brcmfmac: brcmf_sdbrcm_bus_sleep Enter
> > > > > > > > > brcmfmac: brcmf_sdbrcm_bus_rxctl Enter
> > > > > > > > > brcmfmac: brcmf_sdbrcm_bus_rxctl Enter
> > > > > > > > > brcmfmac: brcmf_sdbrcm_bus_sleep Enter
> > > > > > > > > brcmfmac: brcmf_sdbrcm_bus_sleep Enter
> > > > > > > > > brcmfmac: brcmf_sdbrcm_bus_sleep Enter
> > > > > > > > > brcmfmac: brcmf_sdbrcm_dpc Dongle reports CHIPACTIVE
> > > > > > > > > brcmfmac: brcmf_sdbrcm_dpc Enter
> > > > > > > > > brcmfmac: brcmf_sdbrcm_bus_sleep Enter
> > > > > > > > > brcmfmac: brcmf_sdbrcm_bus_sleep Enter
> > > > > > > > > brcmfmac: brcmf_sdbrcm_kso_control Enter
> > > > > > > > > brcmfmac: brcmf_sdio_ib_irqhandler IB intr triggered
> > > > > > > > > brcmfmac: brcmf_sdbrcm_isr Enter
> > > > > > > > > brcmfmac: brcmf_sdbrcm_dpc Enter
> > > > > > > > > brcmfmac: brcmf_sdbrcm_bus_sleep Enter
> > > > > > > > > brcmfmac: brcmf_sdbrcm_kso_control Enter
> > > > > > > > > brcmfmac: brcmf_sdio_readframes Enter
> > > > > > > > > brcmutil: RxHdr:
> > > > > > > > > 00000000: 20 00 df ff 13 00 00 0c 00 32 00 00
> > > > > > > > > ........2..
> > > > > > > > > brcmfmac: brcmf_sdbrcm_read_control Enter
> > > > > > > > > brcmfmac: brcmf_sdbrcm_bus_txctl Enter
> > > > > > > > > brcmfmac: brcmf_sdbrcm_bus_sleep Enter
> > > > > > > > > brcmutil: TxHdr:
> > > > > > > > > 00000000: 28 00 d7 ff 12 00 00 14 00 00 00 00 00 00 00 00
> > > > > > > > > (...............
> > > > > > > > > brcmutil: RxHdr:
> > > > > > > > > 00000000: 10 00 ef ff 14 83 0f 0c 00 32 00 00
> > > > > > > > > .........2..
> > > > > > > > > brcmfmac: brcmf_sdbrcm_bus_sleep Enter
> > > > > > > > > brcmfmac: brcmf_sdbrcm_kso_control Enter
> > > > > > > > > brcmfmac: brcmf_sdbrcm_bus_sleep Enter
> > > > > > > > > brcmfmac: brcmf_sdbrcm_bus_sleep Enter
> > > > > > > > > brcmfmac: brcmf_fws_hdrpull enter: ifidx 0, skblen 88, sig 8
> > > > > > > > > brcmfmac: brcmf_fws_hdrpull tlv type=TRANS_ID (18), len=6 (6)
> > > > > > > > > brcmfmac: brcmf_fws_hdrpull enter: ifidx 0, skblen 87, sig 8
> > > > > > > > > brcmfmac: brcmf_fws_hdrpull tlv type=TRANS_ID (18), len=6 (6)
> > > > > > > > > brcmfmac: brcmf_fws_notify_credit_map enter: credits
> > > > > > > > > 09:27:12:09:09:02
> > > > > > > > > brcmfmac: brcmf_add_if Enter, idx=0, ifidx=0
> > > > > > > > > brcmfmac: brcmf_add_if: ERROR: netdev:wlan0 already exists
> > > > > > > > > brcmfmac: brcmf_add_if: ignore IF event
> > > > > > > > > brcmfmac: brcmf_sdbrcm_bus_rxctl Enter
> > > > > > > > > brcmfmac: brcmf_sdbrcm_bus_sleep Enter
> > > > > > > > > brcmutil: RxHdr:
> > > > > > > > > 00000000: 20 00 df ff 17 00 00 0c 00 33 00 00
> > > > > > > > > ........3..
> > > > > > > > > brcmfmac: brcmf_sdbrcm_read_control Enter
> > > > > > > > > brcmfmac: brcmf_sdio_ib_irqhandler IB intr triggered
> > > > > > > > > brcmfmac: brcmf_sdbrcm_isr Enter
> > > > > > > > > brcmfmac: brcmf_sdbrcm_bus_sleep Enter
> > > > > > > > > brcmfmac: brcmf_sdbrcm_bus_sleep Enter
> > > > > > > > > brcmfmac: brcmf_sdbrcm_bus_sleep Enter
> > > > > > > > > brcmfmac: brcmf_sdbrcm_bus_txctl Enter
> > > > > > > > > brcmfmac: brcmf_sdbrcm_bus_sleep Enter
> > > > > > > > > brcmfmac: brcmf_sdbrcm_kso_control Enter
> > > > > > > > > brcmutil: TxHdr:
> > > > > > > > > 00000000: 28 00 d7 ff 13 00 00 14 00 00 00 00 00 00 00 00
> > > > > > > > > (...............
> > > > > > > > > brcmutil: RxHdr:
> > > > > > > > > 00000000: 00 00 00 00 00 00 00 00 00 00 00 00
> > > > > > > > > ............
> > > > > > > > > brcmfmac: brcmf_sdbrcm_dpc Enter
> > > > > > > > > brcmfmac: brcmf_sdbrcm_bus_rxctl Enter
> > > > > > > > > brcmfmac: brcmf_sdbrcm_bus_sleep Enter
> > > > > > > > > brcmfmac: brcmf_sdbrcm_bus_sleep Enter
> > > > > > > > > brcmfmac: brcmf_sdio_readframes Enter
> > > > > > > > > brcmutil: RxHdr:
> > > > > > > > > 00000000: 20 00 df ff 18 00 00 0c 00 34 00 00
> > > > > > > > > ........4..
> > > > > > > > > brcmfmac: brcmf_sdbrcm_read_control Enter
> > > > > > > > > brcmfmac: brcmf_sdio_ib_irqhandler IB intr triggered
> > > > > > > > > brcmfmac: brcmf_sdbrcm_isr Enter
> > > > > > > > > brcmfmac: brcmf_sdbrcm_bus_sleep Enter
> > > > > > > > > brcmfmac: brcmf_sdbrcm_bus_txctl Enter
> > > > > > > > > brcmfmac: brcmf_sdbrcm_bus_sleep Enter
> > > > > > > > > brcmutil: TxHdr:
> > > > > > > > > 00000000: 28 00 d7 ff 14 00 00 14 00 00 00 00 00 00 00 00
> > > > > > > > > (...............
> > > > > > > > > brcmutil: RxHdr:
> > > > > > > > > 00000000: 00 00 00 00 00 00 00 00 00 00 00 00
> > > > > > > > > ............
> > > > > > > > > brcmfmac: brcmf_sdbrcm_dpc Enter
> > > > > > > > > brcmfmac: brcmf_sdbrcm_bus_sleep Enter
> > > > > > > > > brcmfmac: brcmf_sdbrcm_bus_sleep Enter
> > > > > > > > > brcmfmac: brcmf_sdio_readframes Enter
> > > > > > > > > brcmutil: RxHdr:
> > > > > > > > > 00000000: 00 00 00 00 00 00 00 00 00 00 00 00
> > > > > > > > > ............
> > > > > > > > > brcmfmac: brcmf_sdbrcm_dpc Enter
> > > > > > > > > brcmfmac: brcmf_sdbrcm_bus_rxctl Enter
> > > > > > > > > brcmfmac: brcmf_sdio_ib_irqhandler IB intr triggered
> > > > > > > > > brcmfmac: brcmf_sdbrcm_isr Enter
> > > > > > > > > brcmfmac: brcmf_sdbrcm_bus_sleep Enter
> > > > > > > > > brcmfmac: brcmf_sdbrcm_bus_sleep Enter
> > > > > > > > > brcmfmac: brcmf_sdbrcm_bus_sleep Enter
> > > > > > > > > brcmfmac: brcmf_sdbrcm_bus_sleep Enter
> > > > > > > > > brcmfmac: brcmf_sdio_readframes Enter
> > > > > > > > > brcmutil: RxHdr:
> > > > > > > > > 00000000: 20 00 df ff 19 00 00 0c 00 35 00 00
> > > > > > > > > ........5..
> > > > > > > > > brcmfmac: brcmf_sdbrcm_read_control Enter
> > > > > > > > > brcmfmac: brcmf_sdbrcm_bus_txctl Enter
> > > > > > > > > brcmfmac: brcmf_sdbrcm_bus_sleep Enter
> > > > > > > > > brcmutil: TxHdr:
> > > > > > > > > 00000000: 28 00 d7 ff 15 00 00 14 00 00 00 00 00 00 00 00
> > > > > > > > > (...............
> > > > > > > > > brcmfmac: brcmf_sdbrcm_bus_sleep Enter
> > > > > > > > > brcmfmac: brcmf_sdbrcm_kso_control Enter
> > > > > > > > > brcmfmac: brcmf_sdbrcm_bus_sleep Enter
> > > > > > > > > brcmfmac: brcmf_sdbrcm_bus_sleep Enter
> > > > > > > > > brcmutil: RxHdr:
> > > > > > > > > 00000000: 00 00 00 00 00 00 00 00 00 00 00 00
> > > > > > > > > ............
> > > > > > > > > brcmfmac: brcmf_sdbrcm_dpc Enter
> > > > > > > > > brcmfmac: brcmf_sdbrcm_bus_rxctl Enter
> > > > > > > > > brcmfmac: brcmf_sdbrcm_bus_sleep Enter
> > > > > > > > > brcmfmac: brcmf_sdbrcm_bus_sleep Enter
> > > > > > > > > brcmfmac: brcmf_sdbrcm_bus_sleep Enter
> > > > > > > > > brcmfmac: brcmf_sdbrcm_kso_control Enter
> > > > > > > > > brcmfmac: brcmf_sdbrcm_dpc Enter
> > > > > > > > > brcmfmac: brcmf_sdio_ib_irqhandler IB intr triggered
> > > > > > > > > brcmfmac: brcmf_sdbrcm_isr Enter
> > > > > > > > > brcmfmac: brcmf_sdbrcm_bus_sleep Enter
> > > > > > > > > brcmfmac: brcmf_sdbrcm_bus_sleep Enter
> > > > > > > > > brcmfmac: brcmf_sdbrcm_bus_sleep Enter
> > > > > > > > > brcmfmac: brcmf_sdio_readframes Enter
> > > > > > > > > brcmutil: RxHdr:
> > > > > > > > > 00000000: 20 00 df ff 1a 00 00 0c 00 36 00 00
> > > > > > > > > ........6..
> > > > > > > > > brcmfmac: brcmf_sdbrcm_read_control Enter
> > > > > > > > > brcmfmac: brcmf_config_dongle power save set to enabled
> > > > > > > > > brcmfmac: brcmf_dongle_roam Internal Roaming = On
> > > > > > > >
> > > > > > > >
> > > > > > > >
> > > > > > > >
> > > > > > > > It seem this is the last command being sent. Could you provide file
> > > > > > > > contents
> > > > > > > > in /sys/kernel/debug/brcmfmac/mmc*/
> > > > > > > >
> > > > > > > > Not sure if Yocto mounts debugfs on /sys/kernel/debug. Otherwise
> > > > > > > > you can
> > > > > > > > do:
> > > > > > > >
> > > > > > > > # mkdir /tmp/debugfs
> > > > > > > > # mount -t debugfs none /tmp/debugfs
> > > > > > >
> > > > > > > Please see below:
> > > > > > > root@imx6slevk:/sys/kernel/debug/brcmfmac/mmc0:0001:1# ls
> > > > > > > counters  forensics  fws_stats
> > > > > > > root@imx6slevk:/sys/kernel/debug/brcmfmac/mmc0:0001:1# ls -l
> > > > > > > total 0
> > > > > > > -r--r--r-- 1 root root 0 Sep  6 23:21 counters
> > > > > > > -r--r--r-- 1 root root 0 Sep  6 23:21 forensics
> > > > > > > -r--r--r-- 1 root root 0 Sep  6 23:21 fws_stats
> > > > > > > root@imx6slevk:/sys/kernel/debug/brcmfmac/mmc0:0001:1# cat counters
> > > > > > > intrcount:    19
> > > > > > > lastintrs:    0
> > > > > > > pollcnt:      0
> > > > > > > regfails:     0
> > > > > > > tx_sderrs:    0
> > > > > > > fcqueued:     0
> > > > > > > rxrtx:        0
> > > > > > > rx_toolong:   0
> > > > > > > rxc_errors:   0
> > > > > > > rx_hdrfail:   0
> > > > > > > rx_badhdr:    0
> > > > > > > rx_badseq:    0
> > > > > > > fc_rcvd:      0
> > > > > > > fc_xoff:      0
> > > > > > > fc_xon:       0
> > > > > > > rxglomfail:   0
> > > > > > > rxglomframes: 0
> > > > > > > rxglompkts:   0
> > > > > > > f2rxhdrs:     36
> > > > > > > f2rxdata:     3
> > > > > > > f2txdata:     0
> > > > > > > f1regdata:    42
> > > > > > > tickcnt:      53
> > > > > > > tx_ctlerrs:   0
> > > > > > > tx_ctlpkts:   17
> > > > > > > rx_ctlerrs:   0
> > > > > > > rx_ctlpkts:   17
> > > > > > > rx_readahead: 0
> > > > > > > root@imx6slevk:/sys/kernel/debug/brcmfmac/mmc0:0001:1# cat forensics
> > > > > > >
> > > > > > > RTE (USB-SDIO-CDC) 6.30.171.24.20 (B0 Station/P2P) on BCM4335 r1 @
> > > > > > > 37.4/161.3/161.3MHz
> > > > > > > 000000.011 sdpcmdcdc0: Broadcom SDPCMD CDC driver
> > > > > > > 000000.018 reclaim section 0: Returned 42772 bytes to the heap
> > > > > > > 000000.061 wl0: Broadcom BCM4335 802.11 Wireless Controller
> > > > > > > 6.30.171.24.20 (B0 Station/P2P)
> > > > > > > 000000.070 reclaim section 1: Returned 62128 bytes to the heap
> > > > > > > 000000.209 wl0: wlc_enable_probe_req: state down, deferring setting of
> > > > > > > host flags
> > > > > > > root@imx6slevk:/sys/kernel/debug/brcmfmac/mmc0:0001:1# ring setting of
> > > > > > > host flags
> > > > > > > root@imx6slevk:/sys/kernel/debug/brcmfmac/mmc0:0001:1# cat fws_stats
> > > > > > > header_pulls:      0
> > > > > > > header_only_pkt:   0
> > > > > > > tlv_parse_failed:  0
> > > > > > > tlv_invalid_type:  0
> > > > > > > mac_update_fails:  0
> > > > > > > ps_update_fails:   0
> > > > > > > if_update_fails:   0
> > > > > > > pkt2bus:           0
> > > > > > > generic_error:     0
> > > > > > > rollback_success:  0
> > > > > > > rollback_failed:   0
> > > > > > > delayq_full:       0
> > > > > > > supprq_full:       0
> > > > > > > txs_indicate:      0
> > > > > > > txs_discard:       0
> > > > > > > txs_suppr_core:    0
> > > > > > > txs_suppr_ps:      0
> > > > > > > txs_tossed:        0
> > > > > > > txs_host_tossed:   0
> > > > > > > bus_flow_block:    0
> > > > > > > fws_flow_block:    0
> > > > > > > send_pkts:         BK:0 BE:0 VO:0 VI:0 BCMC:0
> > > > > > > requested_sent:    BK:0 BE:0 VO:0 VI:0 BCMC:0
> > > > > > > root@imx6slevk:/sys/kernel/debug/brcmfmac/mmc0:0001:1#
> > > > > >
> > > > > >
> > > > > >
> > > > > > Nothing exciting there either. Let's take a step back. The rfkill
> > > > > > seems an
> > > > > > issue, but I first would like to know if you can get connectivity.
> > > > > > Does the
> > > > > > 'ifconfig wlan0 up' complete at all and is it successful.
> > > > >
> > > > > The second rootfs i tried does not have rfkill.
> > > > > But shows the similar issue with 'ifconfig wlan0 up'.
> > > > >
> > > > > > As you noticed during the up sequence there is a timeout. I would
> > > > > > like to
> > > > > > know what command that is. Could you run it again with debug=1546?
> > > > >
> > > > > Will run the test now.
> > > > > Thanks for the help.
> > > >
> > > > Please see blow log:
> > > > Note: there's no rfkill in this rootfs.
> > > >
> > > > root@freescale ~$ ifconfgi  ig wlan0
> > > > brcmfmac: brcmf_netdev_get_stats Enter, idx=0
> > > > 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@freescale ~$ ifconfig wlan0 up
> > > > brcmfmac: brcmf_netdev_open Enter, idx=0
> > > > brcmfmac: brcmf_sdbrcm_bus_txctl Enter
> > > > brcmfmac: brcmf_sdbrcm_bus_sleep Enter
> > > > brcmfmac: brcmf_sdbrcm_kso_control Enter
> > > > brcmutil: TxHdr:
> > > > 00000000: 2f 00 d0 ff 10 00 00 14 00 00 00 00 00 00 00 00
> > > > /...............
> > > > brcmfmac: brcmf_sdio_ib_irqhandler IB intr triggered
> > > > brcmfmac: brcmf_sdbrcm_isr Enter
> > > > brcmfmac: brcmf_sdbrcm_dpc Enter
> > > > brcmfmac: brcmf_sdbrcm_bus_sleep Enter
> > > > brcmfmac: brcmf_sdbrcm_dpc Dongle reports CHIPACTIVE
> > > > brcmfmac: brcmf_sdbrcm_bus_sleep Enter
> > > > brcmfmac: brcmf_sdbrcm_kso_control Enter
> > > > brcmfmac: brcmf_sdbrcm_bus_sleep Enter
> > > > brcmfmac: brcmf_sdbrcm_bus_rxctl Enter
> > > >
> > > > <--------- I noticed a few seconds stall here
> > > >
> > > > brcmfmac: brcmf_sdbrcm_bus_rxctl: resumed on timeout
> > > > brcmfmac: brcmf_sdbrcm_bus_sleep Enter
> > > > brcmfmac: brcmf_sdbrcm_kso_control Enter
> > > > brcmfmac: brcmf_sdio_ib_irqhandler IB intr triggered
> > > > brcmfmac: brcmf_sdbrcm_isr Enter
> > > > brcmfmac: brcmf_sdbrcm_dpc Enter
> > > > brcmfmac: brcmf_sdbrcm_bus_sleep Enter
> > > > brcmfmac: brcmf_sdio_readframes Enter
> > > > brcmfmac: brcmf_sdbrcm_bus_sleep Enter
> > > > brcmfmac: brcmf_sdbrcm_kso_control Enter
> > > > brcmfmac: brcmf_sdbrcm_bus_sleep Enter
> > > > brcmfmac: brcmf_sdbrcm_checkdied firmware not built with -assert
> > > > brcmfmac: brcmf_fil_cmd_data: Failed err=-110
> > > > brcmfmac: brcmf_fil_iovar_data_get name=toe_ol, len=4
> > > > brcmutil: data
> > > > 00000000: 28 aa 49 80                                      (.I.
> > > >
> > > > brcmutil: RxHdr:
> > > > 00000000: 27 00 d8 ff 12 00 00 0c 00 26 00 00              '........&..
> > > > brcmfmac: brcmf_sdbrcm_read_control Enter
> > > > brcmfmac: brcmf_fil_cmd_int_set cmd=2, value=0
> > > > brcmfmac: brcmf_sdbrcm_bus_txctl Enter
> > > > brcmfmac: brcmf_sdbrcm_bus_sleep Enter
> > > > brcmfmac: brcmf_sdbrcm_kso_control Enter
> > > > brcmutil: TxHdr:
> > > > 00000000: 28 00 d7 ff 11 00 00 14 00 00 00 00 00 00 00 00
> > > > (...............
> > > > brcmfmac: brcmf_sdio_ib_irqhandler IB intr triggered
> > > > brcmfmac: brcmf_sdbrcm_isr Enter
> > > > brcmfmac: brcmf_sdbrcm_bus_sleep Enter
> > > > brcmutil: RxHdr:
> > > > 00000000: 00 00 00 00 00 00 00 00 00 00 00 00              ............
> > > > brcmfmac: brcmf_sdbrcm_dpc Enter
> > > > brcmfmac: brcmf_sdbrcm_bus_rxctl Enter
> > > > brcmfmac: brcmf_sdbrcm_bus_rxctl Enter
> > > > brcmfmac: brcmf_sdbrcm_bus_sleep Enter
> > > > brcmfmac: brcmf_sdbrcm_bus_sleep Enter
> > > > brcmfmac: brcmf_sdbrcm_bus_sleep Enter
> > > > brcmfmac: brcmf_sdbrcm_dpc Dongle reports CHIPACTIVE
> > > > brcmfmac: brcmf_sdbrcm_dpc Enter
> > > > brcmfmac: brcmf_sdbrcm_bus_sleep Enter
> > > > brcmfmac: brcmf_sdbrcm_kso_control Enter
> > > > brcmfmac: brcmf_sdbrcm_bus_sleep Enter
> > > > brcmfmac: brcmf_sdbrcm_kso_control Enter
> > > > brcmfmac: brcmf_sdbrcm_bus_sleep Enter
> > > > brcmfmac: brcmf_sdbrcm_kso_control Enter
> > > > brcmfmac: brcmf_sdio_ib_irqhandler IB intr triggered
> > > > brcmfmac: brcmf_sdbrcm_isr Enter
> > > > brcmfmac: brcmf_sdbrcm_dpc Enter
> > > > brcmfmac: brcmf_sdbrcm_bus_sleep Enter
> > > > brcmfmac: brcmf_sdbrcm_kso_control Enter
> > > > brcmfmac: brcmf_sdio_readframes Enter
> > > > brcmutil: RxHdr:
> > > > 00000000: 20 00 df ff 13 00 00 0c 00 32 00 00               ........2..
> > > > brcmfmac: brcmf_sdbrcm_read_control Enter
> > > >
> > > > brcmfmac: brcmf_fil_cmd_int_set cmd=185, value=40
> > > > brcmfmac: brcmf_sdbrcm_bus_txctl Enter
> > > > brcmfmac: brcmf_sdbrcm_bus_sleep Enter
> > > > brcmfmac: brcmf_sdbrcm_kso_control Enter
> > > > brcmfmac: brcmf_sdbrcm_bus_sleep Enter
> > > > brcmfmac: brcmf_sdbrcm_kso_control Enter
> > > > brcmutil: TxHdr:
> > > > 00000000: 28 00 d7 ff 12 00 00 14 00 00 00 00 00 00 00 00
> > > > (...............
> > > > brcmfmac: brcmf_sdbrcm_bus_sleep Enter
> > > > brcmfmac: brcmf_sdbrcm_kso_control Enter
> > > > brcmfmac: brcmf_sdbrcm_bus_rxctl Enter
> > > > brcmutil: RxHdr:
> > > > 00000000: 10 00 ef ff 14 83 0f 0c 00 32 00 00              .........2..
> > > > brcmfmac: brcmf_sdio_ib_irqhandler IB intr triggered
> > > > brcmfmac: brcmf_sdbrcm_isr Enter
> > > > brcmfmac: brcmf_fws_hdrpull enter: ifidx 0, skblen 88, sig 8
> > > > brcmfmac: brcmf_fws_hdrpull tlv type=TRANS_ID (18), len=6 (6)
> > > > brcmfmac: brcmf_fws_hdrpull enter: ifidx 0, skblen 87, sig 8
> > > > brcmfmac: brcmf_fws_hdrpull tlv type=TRANS_ID (18), len=6 (6)
> > > > brcmfmac: brcmf_sdbrcm_bus_sleep Enter
> > > > brcmfmac: brcmf_fweh_event_worker event FIFO_CREDIT_MAP (74) ifidx 0
> > > > bsscfg 0 addr 80:80:80:80:80:80
> > > > brcmfmac: brcmf_fweh_event_worker   version 2 flags 24 status 0 reason 0
> > > > brcmutil: event payload, len=6
> > > > 00000000: 09 27 12 09 09 02                                .'....
> > > > brcmfmac: brcmf_fws_notify_credit_map enter: credits 09:27:12:09:09:02
> > > > brcmfmac: brcmf_fweh_event_worker event IF (54) ifidx 0 bsscfg 0 addr
> > > > 00:90:4c:c5:12:38
> > > > brcmfmac: brcmf_fweh_event_worker   version 2 flags 0 status 0 reason 0
> > > > brcmutil: event payload, len=5
> > > > 00000000: 00 01 00 00 00                                   .....
> > > > brcmfmac: brcmf_fweh_handle_if_event action: 1 idx: 0 bsscfg: 0 flags:
> > > > 0 role: 0
> > > > brcmfmac: brcmf_fweh_handle_if_event adding wl0 (00:90:4c:c5:12:38)
> > > > brcmfmac: brcmf_add_if Enter, idx=0, ifidx=0
> > > > brcmfmac: brcmf_add_if: ERROR: netdev:wlan0 already exists
> > > > brcmfmac: brcmf_add_if: ignore IF event
> > > > brcmutil: RxHdr:
> > > > 00000000: 20 00 df ff 17 00 00 0c 00 33 00 00               ........3..
> > > > brcmfmac: brcmf_sdbrcm_read_control Enter
> > > > brcmfmac: brcmf_fil_cmd_int_set cmd=187, value=40
> > > > brcmfmac: brcmf_sdbrcm_bus_txctl Enter
> > > > brcmfmac: brcmf_sdbrcm_bus_sleep Enter
> > > > brcmfmac: brcmf_sdbrcm_bus_sleep Enter
> > > > brcmfmac: brcmf_sdbrcm_bus_sleep Enter
> > > > brcmutil: RxHdr:
> > > > 00000000: 00 00 00 00 00 00 00 00 00 00 00 00              ............
> > > > brcmfmac: brcmf_sdbrcm_dpc Enter
> > > > brcmfmac: brcmf_sdbrcm_bus_sleep Enter
> > > > brcmfmac: brcmf_sdbrcm_kso_control Enter
> > > > brcmutil: TxHdr:
> > > > 00000000: 28 00 d7 ff 13 00 00 14 00 00 00 00 00 00 00 00
> > > > (...............
> > > > brcmfmac: brcmf_sdbrcm_bus_sleep Enter
> > > > brcmfmac: brcmf_sdio_readframes Enter
> > > > brcmutil: RxHdr:
> > > > 00000000: 00 00 00 00 00 00 00 00 00 00 00 00              ............
> > > > brcmfmac: brcmf_sdbrcm_dpc Enter
> > > > brcmfmac: brcmf_sdbrcm_bus_sleep Enter
> > > > brcmfmac: brcmf_sdbrcm_kso_control Enter
> > > > brcmfmac: brcmf_sdbrcm_bus_sleep Enter
> > > > brcmfmac: brcmf_sdbrcm_kso_control Enter
> > > > brcmfmac: brcmf_sdbrcm_bus_sleep Enter
> > > > brcmfmac: brcmf_sdbrcm_kso_control Enter
> > > > brcmfmac: brcmf_sdbrcm_bus_rxctl Enter
> > > > brcmfmac: brcmf_sdbrcm_bus_sleep Enter
> > > > brcmfmac: brcmf_sdbrcm_bus_sleep Enter
> > > > brcmfmac: brcmf_sdbrcm_bus_sleep Enter
> > > > brcmfmac: brcmf_sdbrcm_bus_sleep Enter
> > > > brcmfmac: brcmf_sdbrcm_bus_sleep Enter
> > > > .......
> > > > brcmfmac: brcmf_sdbrcm_bus_sleep Enter
> > > > brcmfmac: brcmf_sdbrcm_bus_sleep Enter
> > > > brcmfmac: brcmf_sdbrcm_bus_rxctl: resumed on timeout
> > > > brcmfmac: brcmf_sdbrcm_bus_sleep Enter
> > > > brcmfmac: brcmf_sdbrcm_kso_control Enter
> > > > brcmfmac: brcmf_sdio_ib_irqhandler IB intr triggered
> > > > brcmfmac: brcmf_sdbrcm_isr Enter
> > > > brcmfmac: brcmf_sdbrcm_dpc Enter
> > > > brcmfmac: brcmf_sdbrcm_bus_sleep Enter
> > > > brcmfmac: brcmf_sdio_readframes Enter
> > > > brcmfmac: brcmf_sdbrcm_bus_sleep Enter
> > > > brcmfmac: brcmf_sdbrcm_kso_control Enter
> > > > brcmfmac: brcmf_sdbrcm_bus_sleep Enter
> > > > brcmfmac: brcmf_sdbrcm_bus_sleep Enter
> > > > brcmfmac: brcmf_sdbrcm_bus_sleep Enter
> > > > brcmfmac: brcmf_sdbrcm_checkdied firmware not built with -assert
> > > > brcmfmac: brcmf_fil_cmd_data: Failed err=-110
> > > > brcmfmac: brcmf_dongle_scantime: Scan unassoc time error (-110)
> > > > brcmutil: RxHdr:
> > > > 00000000: 20 00 df ff 18 00 00 0c 00 34 00 00               ........4..
> > > > brcmfmac: brcmf_sdbrcm_read_control Enter
> > > > brcmfmac: brcmf_fil_cmd_int_set cmd=86, value=2
> > > > brcmfmac: brcmf_sdbrcm_bus_txctl Enter
> > > > brcmfmac: brcmf_sdbrcm_bus_sleep Enter
> > > > brcmutil: RxHdr:
> > > > 00000000: 00 00 00 00 00 00 00 00 00 00 00 00              ............
> > > > brcmfmac: brcmf_sdbrcm_bus_sleep Enter
> > > > brcmfmac: brcmf_sdbrcm_bus_sleep Enter
> > > > brcmfmac: brcmf_sdbrcm_kso_control Enter
> > > > brcmutil: TxHdr:
> > > > 00000000: 28 00 d7 ff 14 00 00 14 00 00 00 00 00 00 00 00
> > > > (...............
> > > > brcmfmac: brcmf_sdbrcm_bus_sleep Enter
> > > > brcmfmac: brcmf_sdbrcm_kso_control Enter
> > > > brcmfmac: brcmf_sdbrcm_bus_rxctl Enter
> > > > brcmfmac: brcmf_sdbrcm_bus_rxctl Enter
> > > > brcmfmac: brcmf_sdbrcm_bus_sleep Enter
> > > > brcmfmac: brcmf_sdbrcm_bus_sleep Enter
> > > > brcmfmac: brcmf_sdbrcm_bus_sleep Enter
> > > > brcmfmac: brcmf_sdbrcm_bus_sleep Enter
> > > > brcmfmac: brcmf_sdbrcm_bus_sleep Enter
> > > > brcmfmac: brcmf_sdbrcm_bus_sleep Enter
> > > > brcmfmac: brcmf_sdbrcm_bus_sleep Enter
> > > > brcmfmac: brcmf_sdbrcm_bus_sleep Enter
> > > > brcmfmac: brcmf_sdbrcm_bus_sleep Enter
> > > > brcmfmac: brcmf_sdbrcm_bus_sleep Enter
> > > > brcmfmac: brcmf_sdbrcm_bus_sleep Enter
> > > > .................................
> > > > brcmfmac: brcmf_sdbrcm_bus_sleep Enter
> > > > brcmfmac: brcmf_sdbrcm_bus_sleep Enter
> > > > brcmfmac: brcmf_sdbrcm_bus_sleep Enter
> > > > brcmfmac: brcmf_sdbrcm_bus_sleep Enter
> > > > brcmfmac: brcmf_sdbrcm_bus_rxctl: resumed on timeout
> > > > brcmfmac: brcmf_sdbrcm_bus_sleep Enter
> > > > brcmfmac: brcmf_sdbrcm_kso_control Enter
> > > > brcmfmac: brcmf_sdio_ib_irqhandler IB intr triggered
> > > > brcmfmac: brcmf_sdbrcm_isr Enter
> > > > brcmfmac: brcmf_sdbrcm_dpc Enter
> > > > brcmfmac: brcmf_sdbrcm_bus_sleep Enter
> > > > brcmfmac: brcmf_sdio_readframes Enter
> > > > brcmfmac: brcmf_sdbrcm_bus_sleep Enter
> > > > brcmfmac: brcmf_sdbrcm_kso_control Enter
> > > > brcmfmac: brcmf_sdbrcm_bus_sleep Enter
> > > > brcmfmac: brcmf_sdbrcm_bus_sleep Enter
> > > > brcmfmac: brcmf_sdbrcm_bus_sleep Enter
> > > > brcmfmac: brcmf_sdbrcm_checkdied firmware not built with -assert
> > > > brcmfmac: brcmf_fil_cmd_data: Failed err=-110
> > > > brcmfmac: brcmf_netdev_open: failed to bring up cfg80211
> > > > brcmutil: RxHdr:
> > > > 00000000: 20 00 df ff 19 00 00 0c 00 35 00 00               ........5..
> > > > brcmfmac: brcmf_sdbrcm_read_control Enter
> > > > ifconfig: SIOCSIFFLAGS: Operationbrcmfmac: brcmf_sdbrcm_bus_sleep Enter
> > > >    not permitted
> > > > root@freescale ~$ brcmfmac: brcmf_sdio_readframes: RXHEADER FAILED: -110
> > > >
> > > > brcmfmac: brcmf_sdbrcm_rxfail: abort command, terminate frame, send NAK
> > > > root@freescale ~$
> > > > root@freescale ~$ brcmfmac: brcmf_sdioh_request_word: Failed to write
> > > > word, Err: 0xffffff92
> > > >
> > > > root@freescale ~$
> > > > root@freescale ~$
> > > > root@freescale ~$ brcmfmac: brcmf_sdioh_request_word: Failed to write
> > > > word, Err: 0xffffff92
> > > >
> > > > root@freescale ~$ brcmfmac: brcmf_sdbrcm_dpc Enter
> > > > brcmfmac: brcmf_sdio_ib_irqhandler IB intr triggered
> > > > brcmfmac: brcmf_sdbrcm_isr Enter
> > > > brcmfmac: brcmf_sdbrcm_bus_sleep Enter
> > > > brcmfmac: brcmf_sdbrcm_bus_sleep Enter
> > > > brcmfmac: brcmf_sdbrcm_kso_control Enter
> > > > brcmfmac: brcmf_sdbrcm_dpc Dongle reports CHIPACTIVE
> > > > brcmfmac: brcmf_sdio_readframes Enter
> > > > brcmfmac: brcmf_sdbrcm_bus_sleep Enter
> > > > brcmfmac: brcmf_sdbrcm_kso_control Enter
> > > > brcmutil: RxHdr:
> > > > 00000000: 00 00 00 00 00 00 00 00 00 00 00 00              ............
> > > > brcmfmac: brcmf_sdbrcm_dpc Enter
> > > > brcmfmac: brcmf_sdbrcm_bus_sleep Enter
> > > > brcmfmac: brcmf_sdbrcm_bus_sleep Enter
> > > > brcmfmac: brcmf_sdbrcm_bus_sleep Enter
> > > > brcmfmac: brcmf_sdbrcm_bus_sleep Enter
> > > > brcmfmac: brcmf_sdbrcm_bus_sleep Enter
> > > > brcmfmac: brcmf_sdbrcm_kso_control Enter
> > > > 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_sdio_ib_irqhandler IB intr triggered
> > > > brcmfmac: brcmf_sdbrcm_isr Enter
> > > > brcmfmac: brcmf_sdbrcm_bus_sleep Enter
> > > > brcmfmac: brcmf_sdbrcm_bus_sleep Enter
> > > > brcmfmac: brcmf_sdbrcm_dpc Enter
> > > > brcmfmac: brcmf_sdbrcm_bus_sleep Enter
> > > > brcmfmac: brcmf_sdbrcm_dpc Dongle reports CHIPACTIVE
> > > > brcmfmac: brcmf_sdbrcm_bus_sleep Enter
> > > > brcmfmac: brcmf_sdbrcm_kso_control Enter
> > > > brcmfmac: brcmf_sdbrcm_bus_sleep Enter
> > > > brcmfmac: brcmf_sdbrcm_bus_sleep Enter
> > > > brcmfmac: brcmf_sdbrcm_bus_sleep Enter
> > > > brcmfmac: brcmf_sdbrcm_bus_sleep Enter
> > > > brcmfmac: brcmf_sdbrcm_bus_sleep Enter
> > > > brcmfmac: brcmf_sdbrcm_bus_sleep Enter
> > > > brcmfmac: brcmf_sdbrcm_bus_sleep Enter
> > > > brcmfmac: brcmf_sdbrcm_bus_sleep Enter
> > > > brcmfmac: brcmf_sdbrcm_bus_sleep Enter
> > >
> > >
> > > One more question. I looked up the board you mentioined. What I found
> > > has a dedicated SDIO slot for Wifi. Are you using that and do you know
> > > if that is an SDIO3.0 or not? Earlier in the thread i found this logging:
> > >
> > >   >  root@imx6slevk:~# mmc0: queuing unknown CIS tuple 0x91 (3 bytes)
> > >   >  mmc0: new high speed SDIO card at address 0001
> > >
> > > I think it means it is a SDIO2, but I like to be sure.
> >
> >
> > And just for the hack of it. Can you send your .config and a full kernel log
> > (as attachments).
>
> Please see attachment.
>
> Regards
> Dong Aisheng

Can you also provide the nvram and .dts file?

Regards,
Arend

> > > Gr. AvS
> > >
> > > > Regards
> > > > Dong Aisheng


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