linux-kernel - Re: sdio: bad CISTPL

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Message-ID: <485FAF34.8000609@atmel.com>
Date:	Mon, 23 Jun 2008 16:12:04 +0200
From:	Nicolas Ferre <nicolas.ferre@...el.com>
To:	Nicolas Pitre <nico@....org>
CC:	Pierre Ossman <drzeus@...eus.cx>,
	ARM Linux Mailing List 
	<linux-arm-kernel@...ts.arm.linux.org.uk>,
	Linux Kernel list <linux-kernel@...r.kernel.org>
Subject: Re: sdio: bad CISTPL_FUNCE error

Nicolas Pitre :
> On Fri, 20 Jun 2008, Nicolas Ferre wrote:
> 
>> Hi Pierre,
>>
>> While trying to setup a GPS SDIO card, I experience the following error:
>> "mmc0: bad CISTPL_FUNCE size 28 type 1"
> 
> Could you apply this patch and see what it shows:
> 
> diff --git a/drivers/mmc/core/sdio_cis.c b/drivers/mmc/core/sdio_cis.c
> index d5e51b1..60ec4d3 100644
> --- a/drivers/mmc/core/sdio_cis.c
> +++ b/drivers/mmc/core/sdio_cis.c
> @@ -149,8 +149,9 @@ static int cistpl_funce(struct mmc_card *card, struct sdio_func *func,
>  		ret = cistpl_funce_common(card, buf, size);
>  
>  	if (ret) {
> -		printk(KERN_ERR "%s: bad CISTPL_FUNCE size %u "
> -		       "type %u\n", mmc_hostname(card->host), size, buf[0]);
> +		printk(KERN_ERR "%s: bad %s CISTPL_FUNCE size %u type %u\n",
> +		       mmc_hostname(card->host), func ? "function" : "common",
> +		       size, buf[0]);
>  		return ret;
>  	}
>  
> 
>> I use a combo card but without mirco sd card inserted.
>> http://www.spectec.com.tw/sdg810.htm
>>
>> Tracing in sdio_cis.c file, I print the tpl_code (line 216).
>> I have 3 successive codes : 0xff, 0x21 & 0x22.
> 
> Again that would be good to know if/when func is NULL when those are 
> parsed.

Here is the log :
mmc0: bad function CISTPL_FUNCE size 28 type 1

with code 0x22.

Thanks for your help. Regards,
-- 
Nicolas Ferre

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