Please review the latest version: "[PATCH v3] mmc: enable mmc host device to suspend/resume asynchronously"
Thanks,
Zhonghui
On 9/21/2015 2:13 PM, Fu, Zhonghui wrote:
> Now, PM core supports asynchronous suspend/resume mode for devices
> during system suspend/resume, and the power state transition of one
> device may be completed in separate kernel thread. PM core ensures
> all power state transition timing dependency between devices. This
> patch enables mmc host device to suspend/resume asynchronously. This
> will take advantage of multicore and improve system suspend/resume
> speed.
>
> Signed-off-by: Zhonghui Fu <zhonghui.fu@xxxxxxxxxxxxxxx>
> ---
> Changes in v2:
> - Amend commit message.
>
> drivers/mmc/core/host.c | 1 +
> 1 files changed, 1 insertions(+), 0 deletions(-)
>
> diff --git a/drivers/mmc/core/host.c b/drivers/mmc/core/host.c
> index abd933b..8dfc011 100644
> --- a/drivers/mmc/core/host.c
> +++ b/drivers/mmc/core/host.c
> @@ -577,6 +577,7 @@ struct mmc_host *mmc_alloc_host(int extra, struct device *dev)
> host->class_dev.parent = dev;
> host->class_dev.class = &mmc_host_class;
> device_initialize(&host->class_dev);
> + device_enable_async_suspend(&host->class_dev);
>
> if (mmc_gpio_alloc(host)) {
> put_device(&host->class_dev);
> -- 1.7.1
>
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