1 From 5d87144a96085d74b6002bd6d8c093c37bf128b7 Mon Sep 17 00:00:00 2001
2 From: Yuichi Kusakabe <yuichi.kusakabe@jp.fujitsu.com>
3 Date: Thu, 18 May 2017 17:04:33 +0900
4 Subject: [PATCH 03/15] Add sata hibernation code
6 Signed-off-by: Yuichi Kusakabe <yuichi.kusakabe@jp.fujitsu.com>
8 drivers/ata/sata_rcar.c | 29 +++++++++++++++++++++++++++++
9 1 file changed, 29 insertions(+)
11 diff --git a/drivers/ata/sata_rcar.c b/drivers/ata/sata_rcar.c
12 index 92abfdd..4c82b5e 100644
13 --- a/drivers/ata/sata_rcar.c
14 +++ b/drivers/ata/sata_rcar.c
15 @@ -1003,9 +1003,38 @@ static int sata_rcar_resume(struct device *dev)
19 +static int sata_rcar_restore(struct device *dev)
21 + struct ata_host *host = dev_get_drvdata(dev);
22 + struct sata_rcar_priv *priv = host->private_data;
25 + clk_prepare_enable(priv->clk);
27 + ret = sata_rcar_setup_port(host);
31 + /* initialize host controller */
32 + sata_rcar_init_controller(host);
34 + ata_host_resume(host);
39 + clk_disable_unprepare(priv->clk);
44 static const struct dev_pm_ops sata_rcar_pm_ops = {
45 .suspend = sata_rcar_suspend,
46 .resume = sata_rcar_resume,
47 + .freeze = sata_rcar_suspend,
48 + .restore = sata_rcar_restore,
49 + .thaw = sata_rcar_resume,
50 + .poweroff = sata_rcar_suspend