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From: Alan Douglas <adouglas@cadence.com>
To: bhelgaas@google.com, kishon@ti.com, lorenzo.pieralisi@arm.com
Cc: linux-pci@vger.kernel.org, devicetree@vger.kernel.org,
	robh+dt@kernel.org, Alan Douglas <adouglas@cadence.com>
Subject: [PATCH 5/5] PCI: cadence: Add shutdown callback to host driver
Date: Mon, 25 Jun 2018 09:30:53 +0100	[thread overview]
Message-ID: <1529915453-4633-6-git-send-email-adouglas@cadence.com> (raw)
In-Reply-To: <1529915453-4633-1-git-send-email-adouglas@cadence.com>

Add shutdown callback to host driver which will disable PHY and
PM runtime.

Signed-off-by: Alan Douglas <adouglas@cadence.com>
---
 drivers/pci/controller/pcie-cadence-host.c |   15 +++++++++++++++
 1 files changed, 15 insertions(+), 0 deletions(-)

diff --git a/drivers/pci/controller/pcie-cadence-host.c b/drivers/pci/controller/pcie-cadence-host.c
index e3e9b7d..ec394f6 100644
--- a/drivers/pci/controller/pcie-cadence-host.c
+++ b/drivers/pci/controller/pcie-cadence-host.c
@@ -343,6 +343,20 @@ static int cdns_pcie_host_probe(struct platform_device *pdev)
 	return ret;
 }
 
+static void cdns_pcie_shutdown(struct platform_device *pdev)
+{
+	struct device *dev = &pdev->dev;
+	struct cdns_pcie *pcie = dev_get_drvdata(dev);
+	int ret;
+
+	ret = pm_runtime_put_sync(dev);
+	if (ret < 0)
+		dev_dbg(dev, "pm_runtime_put_sync failed\n");
+
+	pm_runtime_disable(dev);
+	cdns_pcie_disable_phy(pcie);
+}
+
 static struct platform_driver cdns_pcie_host_driver = {
 	.driver = {
 		.name = "cdns-pcie-host",
@@ -350,5 +364,6 @@ static int cdns_pcie_host_probe(struct platform_device *pdev)
 		.pm	= &cdns_pcie_pm_ops,
 	},
 	.probe = cdns_pcie_host_probe,
+	.shutdown = cdns_pcie_shutdown,
 };
 builtin_platform_driver(cdns_pcie_host_driver);
-- 
1.7.1


WARNING: multiple messages have this Message-ID (diff)
From: Alan Douglas <adouglas@cadence.com>
To: <bhelgaas@google.com>, <kishon@ti.com>, <lorenzo.pieralisi@arm.com>
Cc: <linux-pci@vger.kernel.org>, <devicetree@vger.kernel.org>,
	<robh+dt@kernel.org>, Alan Douglas <adouglas@cadence.com>
Subject: [PATCH 5/5] PCI: cadence: Add shutdown callback to host driver
Date: Mon, 25 Jun 2018 09:30:53 +0100	[thread overview]
Message-ID: <1529915453-4633-6-git-send-email-adouglas@cadence.com> (raw)
In-Reply-To: <1529915453-4633-1-git-send-email-adouglas@cadence.com>

Add shutdown callback to host driver which will disable PHY and
PM runtime.

Signed-off-by: Alan Douglas <adouglas@cadence.com>
---
 drivers/pci/controller/pcie-cadence-host.c |   15 +++++++++++++++
 1 files changed, 15 insertions(+), 0 deletions(-)

diff --git a/drivers/pci/controller/pcie-cadence-host.c b/drivers/pci/controller/pcie-cadence-host.c
index e3e9b7d..ec394f6 100644
--- a/drivers/pci/controller/pcie-cadence-host.c
+++ b/drivers/pci/controller/pcie-cadence-host.c
@@ -343,6 +343,20 @@ static int cdns_pcie_host_probe(struct platform_device *pdev)
 	return ret;
 }
 
+static void cdns_pcie_shutdown(struct platform_device *pdev)
+{
+	struct device *dev = &pdev->dev;
+	struct cdns_pcie *pcie = dev_get_drvdata(dev);
+	int ret;
+
+	ret = pm_runtime_put_sync(dev);
+	if (ret < 0)
+		dev_dbg(dev, "pm_runtime_put_sync failed\n");
+
+	pm_runtime_disable(dev);
+	cdns_pcie_disable_phy(pcie);
+}
+
 static struct platform_driver cdns_pcie_host_driver = {
 	.driver = {
 		.name = "cdns-pcie-host",
@@ -350,5 +364,6 @@ static int cdns_pcie_host_probe(struct platform_device *pdev)
 		.pm	= &cdns_pcie_pm_ops,
 	},
 	.probe = cdns_pcie_host_probe,
+	.shutdown = cdns_pcie_shutdown,
 };
 builtin_platform_driver(cdns_pcie_host_driver);
-- 
1.7.1

  parent reply	other threads:[~2018-06-25  8:31 UTC|newest]

Thread overview: 20+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-06-25  8:30 [PATCH 0/5] PCI: cadence: Host and EP driver updates for PHY and power management Alan Douglas
2018-06-25  8:30 ` Alan Douglas
2018-06-25  8:30 ` [PATCH 1/5] PCI: cadence: Update cdns_pcie_writel function signature Alan Douglas
2018-06-25  8:30   ` Alan Douglas
2018-06-25  8:30 ` [PATCH 2/5] PCI: cadence: Add generic PHY support to host and EP drivers Alan Douglas
2018-06-25  8:30   ` Alan Douglas
2018-06-25  8:30 ` [PATCH 3/5] dt-bindings: PCI: cadence: Add DT bindings for optional PHYs Alan Douglas
2018-06-25  8:30   ` Alan Douglas
2018-07-03 21:01   ` Rob Herring
2018-06-25  8:30 ` [PATCH 4/5] PCI: cadence: Add Power Management ops for host and EP Alan Douglas
2018-06-25  8:30   ` Alan Douglas
2018-07-09 15:33   ` Lorenzo Pieralisi
2018-07-09 15:56     ` Alan Douglas
2018-07-09 15:56       ` Alan Douglas
2018-07-11 10:58       ` Lorenzo Pieralisi
2018-07-11 14:00         ` Alan Douglas
2018-07-11 14:00           ` Alan Douglas
2018-06-25  8:30 ` Alan Douglas [this message]
2018-06-25  8:30   ` [PATCH 5/5] PCI: cadence: Add shutdown callback to host driver Alan Douglas
2018-07-13 13:02 ` [PATCH 0/5] PCI: cadence: Host and EP driver updates for PHY and power management Lorenzo Pieralisi

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