diff options
Diffstat (limited to 'meta-agl-bsp/meta-renesas/recipes-kernel/linux/linux/hibernation/0003-Add-sata-hibernation-code.patch')
-rwxr-xr-x | meta-agl-bsp/meta-renesas/recipes-kernel/linux/linux/hibernation/0003-Add-sata-hibernation-code.patch | 56 |
1 files changed, 56 insertions, 0 deletions
diff --git a/meta-agl-bsp/meta-renesas/recipes-kernel/linux/linux/hibernation/0003-Add-sata-hibernation-code.patch b/meta-agl-bsp/meta-renesas/recipes-kernel/linux/linux/hibernation/0003-Add-sata-hibernation-code.patch new file mode 100755 index 000000000..fd0dfb66f --- /dev/null +++ b/meta-agl-bsp/meta-renesas/recipes-kernel/linux/linux/hibernation/0003-Add-sata-hibernation-code.patch @@ -0,0 +1,56 @@ +From 5d87144a96085d74b6002bd6d8c093c37bf128b7 Mon Sep 17 00:00:00 2001 +From: Yuichi Kusakabe <yuichi.kusakabe@jp.fujitsu.com> +Date: Thu, 18 May 2017 17:04:33 +0900 +Subject: [PATCH 03/15] Add sata hibernation code + +Signed-off-by: Yuichi Kusakabe <yuichi.kusakabe@jp.fujitsu.com> +--- + drivers/ata/sata_rcar.c | 29 +++++++++++++++++++++++++++++ + 1 file changed, 29 insertions(+) + +diff --git a/drivers/ata/sata_rcar.c b/drivers/ata/sata_rcar.c +index 92abfdd..4c82b5e 100644 +--- a/drivers/ata/sata_rcar.c ++++ b/drivers/ata/sata_rcar.c +@@ -1003,9 +1003,38 @@ static int sata_rcar_resume(struct device *dev) + return 0; + } + ++static int sata_rcar_restore(struct device *dev) ++{ ++ struct ata_host *host = dev_get_drvdata(dev); ++ struct sata_rcar_priv *priv = host->private_data; ++ int ret; ++ ++ clk_prepare_enable(priv->clk); ++ ++ ret = sata_rcar_setup_port(host); ++ if (ret) ++ goto cleanup; ++ ++ /* initialize host controller */ ++ sata_rcar_init_controller(host); ++ ++ ata_host_resume(host); ++ ++ return 0; ++ ++cleanup: ++ clk_disable_unprepare(priv->clk); ++ ++ return ret; ++} ++ + static const struct dev_pm_ops sata_rcar_pm_ops = { + .suspend = sata_rcar_suspend, + .resume = sata_rcar_resume, ++ .freeze = sata_rcar_suspend, ++ .restore = sata_rcar_restore, ++ .thaw = sata_rcar_resume, ++ .poweroff = sata_rcar_suspend + }; + #endif + +-- +1.8.3.1 + |