[PATCH] mmc: enable mmc host device to suspend/resume asynchronously

[Fu, Zhonghui]

Enable mmc host device to suspend/resume asynchronously.
This can improve system suspend/resume speed.

Signed-off-by: Zhonghui Fu <zhonghui.fu@xxxxxxxxxxxxxxx>
---
 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 99a9c90..85f2bbb 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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