From: "Fu, Zhonghui" <zhonghui.fu@linux.intel.com>
To: wsa@the-dreams.de
Cc: linux-i2c@vger.kernel.org,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>
Subject: [PATCH] i2c: enable i2c adapter to suspend/resume asynchronously
Date: Tue, 18 Aug 2015 00:17:29 +0800 [thread overview]
Message-ID: <55D20919.5020800@linux.intel.com> (raw)
Enable i2c adapter to suspend/resume asynchronously. This can improve
system suspend/resume speed.
Signed-off-by: Zhonghui Fu <zhonghui.fu@linux.intel.com>
---
drivers/i2c/i2c-core.c | 2 ++
1 files changed, 2 insertions(+), 0 deletions(-)
diff --git a/drivers/i2c/i2c-core.c b/drivers/i2c/i2c-core.c
index c83e4d1..90251be 100644
--- a/drivers/i2c/i2c-core.c
+++ b/drivers/i2c/i2c-core.c
@@ -1439,6 +1439,8 @@ static int i2c_register_adapter(struct i2c_adapter *adap)
pm_runtime_no_callbacks(&adap->dev);
+ device_enable_async_suspend(&adap->dev);
+
#ifdef CONFIG_I2C_COMPAT
res = class_compat_create_link(i2c_adapter_compat_class, &adap->dev,
adap->dev.parent);
-- 1.7.1
next reply other threads:[~2015-08-17 16:17 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-08-17 16:17 Fu, Zhonghui [this message]
[not found] ` <55D20919.5020800-VuQAYsv1563Yd54FQh9/CA@public.gmane.org>
2015-08-24 15:22 ` [PATCH] i2c: enable i2c adapter to suspend/resume asynchronously Fu, Zhonghui
2015-09-24 6:51 ` Fu, Zhonghui
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