[PATCH 1/2] mci: atmel_mci: fix off-by-1000 in poll timeout

Sascha Hauer sha at pengutronix.de
Thu Jan 12 06:47:44 PST 2023


On Wed, Jan 11, 2023 at 06:39:20PM +0100, Ahmad Fatoum wrote:
> read_poll_timeout assumes microsecond timeouts, not nanoseconds. One
> second instead of a thousand is still plenty time when polling for a
> MCI controller to change state, so use that.
> 
> Fixes: 4fc0369b1a55 ("mci: atmel_mci: add PBL support")
> Signed-off-by: Ahmad Fatoum <a.fatoum at pengutronix.de>
> ---
>  drivers/mci/atmel_mci_common.c | 4 ++--
>  1 file changed, 2 insertions(+), 2 deletions(-)

Applied, thanks

Sascha

> 
> diff --git a/drivers/mci/atmel_mci_common.c b/drivers/mci/atmel_mci_common.c
> index c8e21933fe51..99e65adb2cf0 100644
> --- a/drivers/mci/atmel_mci_common.c
> +++ b/drivers/mci/atmel_mci_common.c
> @@ -90,8 +90,8 @@ static int atmci_poll_status(struct atmel_mci *host, u32 mask)
>  	u32 stat;
>  	int ret;
>  
> -	ret = read_poll_timeout(atmci_readl, stat, (stat & mask), SECOND, host,
> -				ATMCI_SR);
> +	ret = read_poll_timeout(atmci_readl, stat, (stat & mask), USEC_PER_SEC,
> +				host, ATMCI_SR);
>  	if (ret < 0) {
>  		dev_err(host->hw_dev, "timeout\n");
>  		host->need_reset = true;
> -- 
> 2.30.2
> 
> 
> 

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