Re: [PATCH] sdio: fix suspend/resume regression

Vitaly Wool
2010-10-13T07:54:29Z

Hi Ohad,

On Wed, Oct 13, 2010 at 9:31 AM, Ohad Ben-Cohen <ohad@wizery.com> wrote:

> diff --git a/drivers/mmc/core/core.c b/drivers/mmc/core/core.c
> index c94565d..515ff39 100644
> --- a/drivers/mmc/core/core.c
> +++ b/drivers/mmc/core/core.c
> @@ -1682,6 +1682,19 @@ int mmc_suspend_host(struct mmc_host *host)
>        if (host->bus_ops && !host->bus_dead) {
>                if (host->bus_ops->suspend)
>                        err = host->bus_ops->suspend(host);
> +               if (err == -ENOSYS || !host->bus_ops->resume) {
> +                       /*
> +                        * We simply "remove" the card in this case.
> +                        * It will be redetected on resume.
> +                        */
> +                       if (host->bus_ops->remove)
> +                               host->bus_ops->remove(host);
> +                       mmc_claim_host(host);
> +                       mmc_detach_bus(host);
> +                       mmc_release_host(host);
> +                       host->pm_flags = 0;
> +                       err = 0;
> +               }
>        }
>        mmc_bus_put(host);
>

what about moving this logic to sdio bus_ops as this seems to be
completely specific to sdio right now?

Thanks,
Vitaly