From: Boris Brezillon Date: Thu, 16 Mar 2017 08:30:34 +0000 (+0100) Subject: memory: atmel-ebi: Add PM ops X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=4407319d8fff93308c2afe40e7c2a7dc564ec122;p=GitHub%2FLineageOS%2Fandroid_kernel_motorola_exynos9610.git memory: atmel-ebi: Add PM ops Add a ->resume() hook to make sure the EBI dev configs are correctly restored when resuming the platform. Signed-off-by: Boris Brezillon Acked-by: Nicolas Ferre Signed-off-by: Lee Jones --- diff --git a/drivers/memory/atmel-ebi.c b/drivers/memory/atmel-ebi.c index 7d24a957e98c..35910f945bfa 100644 --- a/drivers/memory/atmel-ebi.c +++ b/drivers/memory/atmel-ebi.c @@ -507,6 +507,8 @@ static int atmel_ebi_probe(struct platform_device *pdev) if (!ebi) return -ENOMEM; + platform_set_drvdata(pdev, ebi); + INIT_LIST_HEAD(&ebi->devs); ebi->caps = match->data; ebi->dev = dev; @@ -579,10 +581,28 @@ static int atmel_ebi_probe(struct platform_device *pdev) return of_platform_populate(np, NULL, NULL, dev); } +static int atmel_ebi_resume(struct device *dev) +{ + struct atmel_ebi *ebi = dev_get_drvdata(dev); + struct atmel_ebi_dev *ebid; + + list_for_each_entry(ebid, &ebi->devs, node) { + int i; + + for (i = 0; i < ebid->numcs; i++) + ebid->ebi->caps->apply_config(ebid, &ebid->configs[i]); + } + + return 0; +} + +static SIMPLE_DEV_PM_OPS(atmel_ebi_pm_ops, NULL, atmel_ebi_resume); + static struct platform_driver atmel_ebi_driver = { .driver = { .name = "atmel-ebi", .of_match_table = atmel_ebi_id_table, + .pm = &atmel_ebi_pm_ops, }, }; builtin_platform_driver_probe(atmel_ebi_driver, atmel_ebi_probe);