lkml.org 
[lkml]   [2010]   [Nov]   [1]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
From
Date
SubjectRe: regression: b43-sdio: probe of mmc0:0001:1 failed with error -16
On Mon, Nov 1, 2010 at 4:22 PM, Arnd Hannemann <arnd@arndnet.de> wrote:
> It looks like this:
>
> root@ap4evb:~# modprobe b43
> [   36.023437] cfg80211: Calling CRDA to update world regulatory domain
> [   36.460937] sdio_bus_probe()
> [   36.468750] sdio_bus_probe() calling pm_runtime_get_sync()
> [   36.468750] mmc_power_restore_host() begin
> [   36.570312] mmc_sdio_power_restore() begin
> [   36.570312] mmc_sdio_init_card()
> [   36.578125] mmc_sdio_init_card() mmc_send_io_op_cond ret=-110

OK, thanks. CMD5 time outs. I suspect it's similar to what we have
with the XO-1.5: despite software calling mmc_power_off/on, the
hardware does not go through full power off/on cycle.

>> The interesting part is actually what happens after sdio_bus_probe(),
>> not before it.
>
> Actually nothing special happens after sdio_bus_probe()

The actual failure happens after it (in mmc_sdio_init_card).

> With your patch the problem goes away, thanks.

Thank you for testing this,
Ohad.
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/

\
 
 \ /
  Last update: 2010-11-01 15:37    [W:0.033 / U:0.232 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site