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Date: Mon, 06 Jun 2016 18:07:06 -0500
From: Bjorn Helgaas <bhelgaas@...gle.com>
To: linux-pci@...r.kernel.org
Cc: Thomas Petazzoni <thomas.petazzoni@...e-electrons.com>,
Rob Herring <robh@...nel.org>,
Jason Cooper <jason@...edaemon.net>,
Scott Branden <sbranden@...adcom.com>,
Jon Mason <jonmason@...adcom.com>,
Jingoo Han <jingoohan1@...il.com>,
Pratyush Anand <pratyush.anand@...il.com>,
linux-kernel@...r.kernel.org, rfi@...ts.rocketboards.org,
linux-renesas-soc@...r.kernel.org,
Simon Horman <horms@...ge.net.au>,
Thierry Reding <thierry.reding@...il.com>,
Tanmay Inamdar <tinamdar@....com>, Ray Jui <rjui@...adcom.com>,
linux-tegra@...r.kernel.org, Ley Foon Tan <lftan@...era.com>,
Michal Simek <michal.simek@...inx.com>,
Sören Brinkmann <soren.brinkmann@...inx.com>,
linux-arm-kernel@...ts.infradead.org
Subject: [PATCH v1 19/25] PCI: rcar Gen2: Request host bridge window
resources
Request host bridge window resources so they appear in ioport_resource and
iomem_resource and are reflected in /proc/ioports and /proc/iomem.
Signed-off-by: Bjorn Helgaas <bhelgaas@...gle.com>
---
drivers/pci/host/pci-rcar-gen2.c | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/drivers/pci/host/pci-rcar-gen2.c b/drivers/pci/host/pci-rcar-gen2.c
index 9980a4b..617a6b2 100644
--- a/drivers/pci/host/pci-rcar-gen2.c
+++ b/drivers/pci/host/pci-rcar-gen2.c
@@ -194,6 +194,7 @@ static int rcar_pci_setup(int nr, struct pci_sys_data *sys)
struct rcar_pci_priv *priv = sys->private_data;
void __iomem *reg = priv->reg;
u32 val;
+ int ret;
pm_runtime_enable(priv->dev);
pm_runtime_get_sync(priv->dev);
@@ -275,6 +276,9 @@ static int rcar_pci_setup(int nr, struct pci_sys_data *sys)
/* Add PCI resources */
pci_add_resource(&sys->resources, &priv->io_res);
pci_add_resource(&sys->resources, &priv->mem_res);
+ ret = devm_request_pci_bus_resources(priv->dev, &sys->resources);
+ if (ret < 0)
+ return ret;
/* Setup bus number based on platform device id / of bus-range */
sys->busnr = priv->busnr;
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