[PATCH v1 03/25] PCI: designware: Request host bridge window resources

From	Bjorn Helgaas <bhelgaas@google.com>
Newsgroups	linux.kernel
Subject	[PATCH v1 03/25] PCI: designware: Request host bridge window resources
Date	2016-06-07 01:10 +0200
Message-ID	<rHbOF-2YU-1@gated-at.bofh.it> (permalink)
References	<rHbOF-2YU-3@gated-at.bofh.it>
Organization	linux.* mail to news gateway

Show all headers | View raw

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@google.com>
---
 drivers/pci/host/pcie-designware.c |    4 ++++
 1 file changed, 4 insertions(+)

diff --git a/drivers/pci/host/pcie-designware.c b/drivers/pci/host/pcie-designware.c
index 9ade767..8304aeb 100644
--- a/drivers/pci/host/pcie-designware.c
+++ b/drivers/pci/host/pcie-designware.c
@@ -452,6 +452,10 @@ int dw_pcie_host_init(struct pcie_port *pp)
 	if (ret)
 		return ret;
 
+	ret = devm_request_pci_bus_resources(&pdev->dev, &res);
+	if (ret)
+		goto error;
+
 	/* Get the I/O and memory ranges from DT */
 	resource_list_for_each_entry(win, &res) {
 		switch (resource_type(win->res)) {

Back to linux.kernel | Previous | Next | Find similar | Unroll thread

Thread

[PATCH v1 03/25] PCI: designware: Request host bridge window  resources Bjorn Helgaas <bhelgaas@google.com> - 2016-06-07 01:10 +0200

csiph-web