From mboxrd@z Thu Jan 1 00:00:00 1970 From: Derek Basehore Subject: [PATCH] i2c: enable async suspend/resume on i2c devices Date: Thu, 26 Jul 2018 15:55:08 -0700 Message-ID: <20180726225508.74612-1-dbasehore@chromium.org> Mime-Version: 1.0 Content-Transfer-Encoding: 8bit Return-path: Sender: linux-kernel-owner@vger.kernel.org To: linux-kernel@vger.kernel.org Cc: wsa@the-dreams.de, linux-i2c@vger.kernel.org, dianders@chromium.org, dtor@chromium.org, venkateswarlu.v.vinjamuri@intel.corp-partner.google.com, Derek Basehore List-Id: linux-i2c@vger.kernel.org This enables the async suspend property for i2c devices. This reduces the suspend/resume time considerably on platforms with multiple i2c devices (such as a trackpad or touchscreen). Signed-off-by: Derek Basehore --- drivers/i2c/i2c-core-base.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/i2c/i2c-core-base.c b/drivers/i2c/i2c-core-base.c index 1ba40bb2b966..3382bb7e1dcc 100644 --- a/drivers/i2c/i2c-core-base.c +++ b/drivers/i2c/i2c-core-base.c @@ -749,6 +749,7 @@ i2c_new_device(struct i2c_adapter *adap, struct i2c_board_info const *info) client->dev.of_node = info->of_node; client->dev.fwnode = info->fwnode; + device_enable_async_suspend(&client->dev); i2c_dev_set_name(adap, client, info); if (info->properties) { -- 2.18.0.345.g5c9ce644c3-goog