diff mbox series

[3/3] i2c: enable async suspend/resume on i2c client devices

Message ID 20211025213532.2349161-4-rajatja@google.com
State Accepted
Headers show
Series i2c: Enable asynchronous suspend/resume | expand

Commit Message

Rajat Jain Oct. 25, 2021, 9:35 p.m. UTC 
From: Derek Basehore <dbasehore@chromium.org>

This enables the async suspend for i2c client devices. This reduces
the suspend/resume time considerably on platforms where i2c devices
can take a lot of time (hundreds of ms) to resume.

Signed-off-by: Derek Basehore <dbasehore@chromium.org>
Signed-off-by: Rajat Jain <rajatja@google.com>
Tested-by: Jarkko Nikula <jarkko.nikula@linux.intel.com>
---
v2: Add Jarkko's tested by

 drivers/i2c/i2c-core-base.c | 1 +
 1 file changed, 1 insertion(+)

Comments

Wolfram Sang Nov. 29, 2021, 4:51 p.m. UTC | #1 
On Mon, Oct 25, 2021 at 02:35:31PM -0700, Rajat Jain wrote:
> From: Derek Basehore <dbasehore@chromium.org>
> 
> This enables the async suspend for i2c client devices. This reduces
> the suspend/resume time considerably on platforms where i2c devices
> can take a lot of time (hundreds of ms) to resume.
> 
> Signed-off-by: Derek Basehore <dbasehore@chromium.org>
> Signed-off-by: Rajat Jain <rajatja@google.com>
> Tested-by: Jarkko Nikula <jarkko.nikula@linux.intel.com>

Applied to for-next, thanks!
diff mbox series

Patch

diff --git a/drivers/i2c/i2c-core-base.c b/drivers/i2c/i2c-core-base.c
index 8d4f2be54e17..70d32efb68ef 100644
--- a/drivers/i2c/i2c-core-base.c
+++ b/drivers/i2c/i2c-core-base.c
@@ -1047,6 +1047,7 @@  i2c_new_client_device(struct i2c_adapter *adap, struct i2c_board_info const *inf
 	client->dev.of_node = of_node_get(info->of_node);
 	client->dev.fwnode = info->fwnode;
 
+	device_enable_async_suspend(&client->dev);
 	i2c_dev_set_name(adap, client, info);
 
 	if (info->swnode) {