From: Bill Gribble <grib@billgribble.com>
To: Pierre Ossman <drzeus-mmc@drzeus.cx>
Cc: linux-kernel@vger.kernel.org
Subject: Re: 2.6.24-rc2 libertas_sdio fails to initialize Marvell SD8686
Date: Thu, 15 Nov 2007 16:06:23 -0500 [thread overview]
Message-ID: <87ejernrqo.fsf@serrano.home.billgribble.com> (raw)
In-Reply-To: <20071114190247.4f42aa05@poseidon.drzeus.cx> (Pierre Ossman's message of "Wed\, 14 Nov 2007 19\:02\:47 +0100")
Pierre Ossman <drzeus-mmc@drzeus.cx> writes:
>
>> Nov 13 14:40:09 pequin kernel: mmc0: starting CMD53 arg 9a000002 flags 000001b5
>> Nov 13 14:40:09 pequin kernel: mmc0: blksz 32 blocks 2 flags 00000100 tsac 1000 ms nsac 0
>> Nov 13 14:40:09 pequin kernel: sdhci [sdhci_irq()]: *** sdhci:slot0 got interrupt: 0x00000001
>> Nov 13 14:40:11 pequin kernel: sdhci [sdhci_irq()]: *** sdhci:slot0 got interrupt: 0x00108000
>> Nov 13 14:40:11 pequin kernel: mmc0: req done (CMD53): 0: 00002000 00000000 00000000 00000000
>> Nov 13 14:40:11 pequin kernel: mmc0: 32 bytes transferred: -110
>
> Your problem is here. The card chokes for some reason and times out when it's supposed to receive a chunk of the firmware. Odd, as the loading loop first queries the card if it is ready for more data.
>
> You could try adding a delay to the helper firmware loading loop (if_sdio_prog_helper() in if_sdio.c). Add an msleep(100); in there and see if that gets things further. Loading will be slow as hell though.
OK, that seems to at least change the failure a little :) I added an
msleep after line 466 of if_sdio.c (at the very bottom of the loop).
Now I don't get the final "32 bytes transferred: -110" error:
Nov 15 11:52:31 pequin kernel: mmc0: req done (CMD53): 0: 00002000 00000000 00000000 00000000
Nov 15 11:52:31 pequin kernel: mmc0: 64 bytes transferred: 0
Nov 15 11:52:31 pequin kernel: mmc0: starting CMD53 arg 9a000002 flags 000001b5
Nov 15 11:52:31 pequin kernel: mmc0: blksz 32 blocks 2 flags 00000100 tsac 1000 ms nsac 0
Nov 15 11:52:31 pequin kernel: sdhci [sdhci_irq()]: *** sdhci:slot0 got interrupt: 0x00000001
Nov 15 11:52:31 pequin kernel: sdhci [sdhci_irq()]: *** sdhci:slot0 got interrupt: 0x00000002
Nov 15 11:52:31 pequin kernel: mmc0: req done (CMD53): 0: 00002000 00000000 00000000 00000000
Nov 15 11:52:31 pequin kernel: mmc0: 64 bytes transferred: 0
Nov 15 11:52:31 pequin kernel: mmc0: starting CMD52 arg 10002000 flags 00000195
Nov 15 11:52:31 pequin kernel: sdhci [sdhci_irq()]: *** sdhci:slot0 got interrupt: 0x00000001
Nov 15 11:52:31 pequin kernel: mmc0: req done (CMD52): 0: 00001000 00000000 00000000 00000000
Nov 15 11:52:31 pequin kernel: mmc0: starting CMD52 arg 10002200 flags 00000195
Nov 15 11:52:31 pequin kernel: sdhci [sdhci_irq()]: *** sdhci:slot0 got interrupt: 0x00000001
Nov 15 11:52:31 pequin kernel: mmc0: req done (CMD52): 0: 00001000 00000000 00000000 00000000
Nov 15 11:52:31 pequin kernel: mmc0: starting CMD52 arg 10002000 flags 00000195
Nov 15 11:52:31 pequin kernel: sdhci [sdhci_irq()]: *** sdhci:slot0 got interrupt: 0x00000001
Nov 15 11:52:31 pequin kernel: mmc0: req done (CMD52): 0: 00001000 00000000 00000000 00000000
Nov 15 11:52:31 pequin kernel: mmc0: starting CMD52 arg 10002200 flags 00000195
This block gets repeated about 200 times:
Nov 15 11:52:31 pequin kernel: sdhci [sdhci_irq()]: *** sdhci:slot0 got interrupt: 0x00000001
Nov 15 11:52:31 pequin kernel: mmc0: req done (CMD52): 0: 00001000 00000000 00000000 00000000
Nov 15 11:52:31 pequin kernel: mmc0: starting CMD52 arg 10002000 flags 00000195
Then:
Nov 15 11:52:32 pequin kernel: sdhci [sdhci_irq()]: *** sdhci:slot0 got interrupt: 0x00000001
Nov 15 11:52:32 pequin kernel: mmc0: req done (CMD52): 0: 00001000 00000000 00000000 00000000
Nov 15 11:52:32 pequin kernel: mmc0: starting CMD52 arg 80022201 flags 00000195
Nov 15 11:52:32 pequin kernel: sdhci [sdhci_irq()]: *** sdhci:slot0 got interrupt: 0x00000001
Nov 15 11:52:32 pequin kernel: mmc0: req done (CMD52): 0: 00001001 00000000 00000000 00000000
Nov 15 11:52:32 pequin kernel: libertas: failed to load helper firmware
Nov 15 11:52:32 pequin kernel: SDIO: Disabling IRQ for mmc0:0001:1...
Nov 15 11:52:32 pequin kernel: mmc0: IRQ thread exiting with code 0
Nov 15 11:52:32 pequin kernel: mmc0: starting CMD52 arg 00000800 flags 00000195
Nov 15 11:52:32 pequin kernel: sdhci [sdhci_irq()]: *** sdhci:slot0 got interrupt: 0x00000001
Nov 15 11:52:32 pequin kernel: mmc0: req done (CMD52): 0: 00001003 00000000 00000000 00000000
Nov 15 11:52:32 pequin kernel: mmc0: starting CMD52 arg 80000800 flags 00000195
Nov 15 11:52:32 pequin kernel: sdhci [sdhci_irq()]: *** sdhci:slot0 got interrupt: 0x00000001
Nov 15 11:52:32 pequin kernel: mmc0: req done (CMD52): 0: 00001000 00000000 00000000 00000000
Nov 15 11:52:32 pequin kernel: SDIO: Disabling device mmc0:0001:1...
Nov 15 11:52:32 pequin kernel: mmc0: starting CMD52 arg 00000400 flags 00000195
Nov 15 11:52:32 pequin kernel: sdhci [sdhci_irq()]: *** sdhci:slot0 got interrupt: 0x00000001
Nov 15 11:52:32 pequin kernel: mmc0: req done (CMD52): 0: 00001002 00000000 00000000 00000000
Nov 15 11:52:32 pequin kernel: mmc0: starting CMD52 arg 80000400 flags 00000195
Nov 15 11:52:32 pequin kernel: sdhci [sdhci_irq()]: *** sdhci:slot0 got interrupt: 0x00000001
Nov 15 11:52:32 pequin kernel: mmc0: req done (CMD52): 0: 00001000 00000000 00000000 00000000
Nov 15 11:52:32 pequin kernel: SDIO: Disabled device mmc0:0001:1
Nov 15 11:52:32 pequin kernel: libertas_sdio: probe of mmc0:0001:1 failed with error -110
Does that make any sense?
Thanks,
Bill Gribble
!DSPAM:473cb4d712631010016558!
next prev parent reply other threads:[~2007-11-15 21:06 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-11-13 21:21 Bill Gribble
2007-11-14 18:02 ` Pierre Ossman
2007-11-15 21:06 ` Bill Gribble [this message]
2007-11-19 19:07 ` Pierre Ossman
2008-01-09 19:53 ` Bill Gribble
2008-01-11 8:30 ` Pierre Ossman
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