On 23 September 2014 22:00, Adrian Hunter <adrian.hunter@xxxxxxxxx> wrote:
> It is possible to turn off the card clock by setting
> the frequency to zero via debugfs e.g.
>
> echo 0 > /sys/kernel/debug/mmc0/clock
>
> However that produces an incorrect warning that is
> designed to warn if the frequency is below the minimum
> operating frequency. So correct the warning.
>
> Signed-off-by: Adrian Hunter <adrian.hunter@xxxxxxxxx>
Thanks! Applied for next!
Kind regards
Uffe
> ---
> drivers/mmc/core/core.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/mmc/core/core.c b/drivers/mmc/core/core.c
> index e2e1dd4..16aa7bd 100644
> --- a/drivers/mmc/core/core.c
> +++ b/drivers/mmc/core/core.c
> @@ -995,7 +995,7 @@ void mmc_set_chip_select(struct mmc_host *host, int mode)
> */
> static void __mmc_set_clock(struct mmc_host *host, unsigned int hz)
> {
> - WARN_ON(hz < host->f_min);
> + WARN_ON(hz && hz < host->f_min);
>
> if (hz > host->f_max)
> hz = host->f_max;
> --
> 1.8.3.2
>
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