[PATCH] sdio: fix suspend/resume regression
Vitaly Wool
vitalywool at gmail.com
Wed Oct 13 03:54:29 EDT 2010
Hi Ohad,
On Wed, Oct 13, 2010 at 9:31 AM, Ohad Ben-Cohen <ohad at 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
More information about the linux-arm-kernel
mailing list