From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: Received: from nblzone-211-213.nblnetworks.fi ([83.145.211.213]:39658 "EHLO hillosipuli.retiisi.org.uk" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S933712AbcIOL3a (ORCPT ); Thu, 15 Sep 2016 07:29:30 -0400 Received: from lanttu.localdomain (unknown [192.168.15.166]) by hillosipuli.retiisi.org.uk (Postfix) with ESMTP id E8641600A5 for ; Thu, 15 Sep 2016 14:29:25 +0300 (EEST) From: Sakari Ailus To: linux-media@vger.kernel.org Subject: [PATCH 5/5] smiapp: Implement support for autosuspend Date: Thu, 15 Sep 2016 14:29:21 +0300 Message-Id: <1473938961-16067-6-git-send-email-sakari.ailus@linux.intel.com> In-Reply-To: <1473938961-16067-1-git-send-email-sakari.ailus@linux.intel.com> References: <1473938961-16067-1-git-send-email-sakari.ailus@linux.intel.com> Sender: linux-media-owner@vger.kernel.org List-ID: Delay suspending the device by 1000 ms by default. Signed-off-by: Sakari Ailus --- drivers/media/i2c/smiapp/smiapp-core.c | 10 +++++++--- 1 file changed, 7 insertions(+), 3 deletions(-) diff --git a/drivers/media/i2c/smiapp/smiapp-core.c b/drivers/media/i2c/smiapp/smiapp-core.c index ba5ad36..313f037 100644 --- a/drivers/media/i2c/smiapp/smiapp-core.c +++ b/drivers/media/i2c/smiapp/smiapp-core.c @@ -1559,7 +1559,8 @@ static int smiapp_set_stream(struct v4l2_subdev *subdev, int enable) rval = smiapp_stop_streaming(sensor); sensor->streaming = false; - pm_runtime_put(&client->dev); + pm_runtime_mark_last_busy(&client->dev); + pm_runtime_put_autosuspend(&client->dev); } return rval; @@ -2327,7 +2328,8 @@ smiapp_sysfs_nvm_read(struct device *dev, struct device_attribute *attr, dev_err(&client->dev, "nvm read failed\n"); return -ENODEV; } - pm_runtime_put(&client->dev); + pm_runtime_mark_last_busy(&client->dev); + pm_runtime_put_autosuspend(&client->dev); } /* * NVM is still way below a PAGE_SIZE, so we can safely @@ -3038,7 +3040,9 @@ static int smiapp_probe(struct i2c_client *client, if (rval < 0) goto out_media_entity_cleanup; - pm_runtime_put(&client->dev); + pm_runtime_set_autosuspend_delay(&client->dev, 1000); + pm_runtime_use_autosuspend(&client->dev); + pm_runtime_put_autosuspend(&client->dev); return 0; -- 2.1.4