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From: Boris Brezillon <boris.brezillon@free-electrons.com>
To: Nicolas Ferre <nicolas.ferre@atmel.com>,
	Alexandre Belloni <alexandre.belloni@free-electrons.com>
Cc: linux-arm-kernel@lists.infradead.org,
	Samuel Ortiz <sameo@linux.intel.com>,
	Lee Jones <lee.jones@linaro.org>,
	linux-kernel@vger.kernel.org,
	Boris Brezillon <boris.brezillon@free-electrons.com>
Subject: [PATCH 7/7] memory: atmel-ebi: Add PM ops
Date: Mon, 20 Feb 2017 17:55:01 +0100	[thread overview]
Message-ID: <1487609701-10300-8-git-send-email-boris.brezillon@free-electrons.com> (raw)
In-Reply-To: <1487609701-10300-1-git-send-email-boris.brezillon@free-electrons.com>

Add a ->resume() hook to make sure the EBI dev configs are correctly
restored when resuming the platform.

Signed-off-by: Boris Brezillon <boris.brezillon@free-electrons.com>
---
 drivers/memory/atmel-ebi.c | 20 ++++++++++++++++++++
 1 file changed, 20 insertions(+)

diff --git a/drivers/memory/atmel-ebi.c b/drivers/memory/atmel-ebi.c
index 06a1a136d448..15120cb37cf0 100644
--- a/drivers/memory/atmel-ebi.c
+++ b/drivers/memory/atmel-ebi.c
@@ -506,6 +506,8 @@ 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;
@@ -578,10 +580,28 @@ 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);
-- 
2.7.4

WARNING: multiple messages have this Message-ID (diff)
From: boris.brezillon@free-electrons.com (Boris Brezillon)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH 7/7] memory: atmel-ebi: Add PM ops
Date: Mon, 20 Feb 2017 17:55:01 +0100	[thread overview]
Message-ID: <1487609701-10300-8-git-send-email-boris.brezillon@free-electrons.com> (raw)
In-Reply-To: <1487609701-10300-1-git-send-email-boris.brezillon@free-electrons.com>

Add a ->resume() hook to make sure the EBI dev configs are correctly
restored when resuming the platform.

Signed-off-by: Boris Brezillon <boris.brezillon@free-electrons.com>
---
 drivers/memory/atmel-ebi.c | 20 ++++++++++++++++++++
 1 file changed, 20 insertions(+)

diff --git a/drivers/memory/atmel-ebi.c b/drivers/memory/atmel-ebi.c
index 06a1a136d448..15120cb37cf0 100644
--- a/drivers/memory/atmel-ebi.c
+++ b/drivers/memory/atmel-ebi.c
@@ -506,6 +506,8 @@ 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;
@@ -578,10 +580,28 @@ 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);
-- 
2.7.4

  parent reply	other threads:[~2017-02-20 17:00 UTC|newest]

Thread overview: 34+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-02-20 16:54 [PATCH 0/7] memory: atmel-ebi: Add PM ops Boris Brezillon
2017-02-20 16:54 ` Boris Brezillon
2017-02-20 16:54 ` [PATCH 1/7] mfd: syscon: atmel-smc: Add new helpers to ease SMC regs manipulation Boris Brezillon
2017-02-20 16:54   ` Boris Brezillon
2017-03-14 17:00   ` Lee Jones
2017-03-14 17:00     ` Lee Jones
2017-03-14 17:21     ` Boris Brezillon
2017-03-14 17:21       ` Boris Brezillon
2017-03-15 12:19       ` Lee Jones
2017-03-15 12:19         ` Lee Jones
2017-03-15 13:21         ` Boris Brezillon
2017-03-15 13:21           ` Boris Brezillon
2017-02-20 16:54 ` [PATCH 2/7] memory: atmel-ebi: Simplify SMC config code Boris Brezillon
2017-02-20 16:54   ` Boris Brezillon
2017-03-02 12:02   ` Alexander Dahl
2017-03-02 12:02     ` Alexander Dahl
2017-03-02 12:30     ` Boris Brezillon
2017-03-02 12:30       ` Boris Brezillon
2017-07-24  9:12       ` Alexander Dahl
2017-07-24  9:12         ` Alexander Dahl
2017-07-24 19:21         ` Boris Brezillon
2017-07-24 19:21           ` Boris Brezillon
2017-07-25 11:43           ` Alexander Dahl
2017-07-25 11:43             ` Alexander Dahl
2017-02-20 16:54 ` [PATCH 3/7] memory: atmel-ebi: Stop using reg_field objects for simple things Boris Brezillon
2017-02-20 16:54   ` Boris Brezillon
2017-02-20 16:54 ` [PATCH 4/7] mfd: syscon: atmel-smc: Remove unused helpers/macros Boris Brezillon
2017-02-20 16:54   ` Boris Brezillon
2017-02-20 16:54 ` [PATCH 5/7] memory: atmel-ebi: Change naming scheme Boris Brezillon
2017-02-20 16:54   ` Boris Brezillon
2017-02-20 16:55 ` [PATCH 6/7] memory: atmel-ebi: Add missing ->numcs assignment Boris Brezillon
2017-02-20 16:55   ` Boris Brezillon
2017-02-20 16:55 ` Boris Brezillon [this message]
2017-02-20 16:55   ` [PATCH 7/7] memory: atmel-ebi: Add PM ops Boris Brezillon

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