[PATCH 1/6] mci: print current clock in info

Juergen Beisert jbe at pengutronix.de
Fri May 31 03:33:09 EDT 2013


Sascha Hauer wrote:
> When printing the cards information the actual clock is much
> more interesting than what the card could support.
>
> Signed-off-by: Sascha Hauer <s.hauer at pengutronix.de>
> ---
>  drivers/mci/mci-core.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/mci/mci-core.c b/drivers/mci/mci-core.c
> index 416168f..283df2f 100644
> --- a/drivers/mci/mci-core.c
> +++ b/drivers/mci/mci-core.c
> @@ -1395,7 +1395,7 @@ static void mci_info(struct device_d *dev)
>  		mci->cid[2], mci->cid[3]);
>  	printf("   CSD: %08X-%08X-%08X-%08X\n", mci->csd[0], mci->csd[1],
>  		mci->csd[2], mci->csd[3]);
> -	printf("  Max. transfer speed: %u Hz\n", mci->tran_speed);
> +	printf("  clock: %u Hz\n", mci->host->clock);
>  	printf("  Manufacturer ID: %02X\n", extract_mid(mci));
>  	printf("  OEM/Application ID: %04X\n", extract_oid(mci));
>  	printf("  Product name: '%c%c%c%c%c'\n", mci->cid[0] & 0xff,

But here you ask for the card itself. If you want to know the currently *used* 
transfer speed you must ask the interface.

Please keep this information available, as it helps others to get some 
information about the used card and might help to debug.

jbe
-- 
Pengutronix e.K.                              | Juergen Beisert             |
Linux Solutions for Science and Industry      | http://www.pengutronix.de/  |



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