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authorRob Herring <robh@kernel.org>2021-08-04 00:56:56 +0300
committerLorenzo Pieralisi <lorenzo.pieralisi@arm.com>2021-08-04 14:20:00 +0300
commitaeaea8969b402e0081210cc9144404d13996efed (patch)
treeffad066e2715d82c0ea5e4ada615d11d05aadf94 /drivers/pci
parentd277f6e88c88729b1d57d40bbfb00d0bfc961972 (diff)
downloadlinux-aeaea8969b402e0081210cc9144404d13996efed.tar.xz
PCI: iproc: Fix BCMA probe resource handling
In commit 7ef1c871da16 ("PCI: iproc: Use pci_parse_request_of_pci_ranges()"), calling devm_request_pci_bus_resources() was dropped from the common iProc probe code, but is still needed for BCMA bus probing. Without it, there will be lots of warnings like this: pci 0000:00:00.0: BAR 8: no space for [mem size 0x00c00000] pci 0000:00:00.0: BAR 8: failed to assign [mem size 0x00c00000] Add back calling devm_request_pci_bus_resources() and adding the resources to pci_host_bridge.windows for BCMA bus probe. Link: https://lore.kernel.org/r/20210803215656.3803204-2-robh@kernel.org Fixes: 7ef1c871da16 ("PCI: iproc: Use pci_parse_request_of_pci_ranges()") Reported-by: Rafał Miłecki <zajec5@gmail.com> Tested-by: Rafał Miłecki <rafal@milecki.pl> Signed-off-by: Rob Herring <robh@kernel.org> Signed-off-by: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com> Cc: Srinath Mannam <srinath.mannam@broadcom.com> Cc: Roman Bacik <roman.bacik@broadcom.com> Cc: Bharat Gooty <bharat.gooty@broadcom.com> Cc: Abhishek Shah <abhishek.shah@broadcom.com> Cc: Jitendra Bhivare <jitendra.bhivare@broadcom.com> Cc: Ray Jui <ray.jui@broadcom.com> Cc: Florian Fainelli <f.fainelli@gmail.com> Cc: BCM Kernel Feedback <bcm-kernel-feedback-list@broadcom.com> Cc: Scott Branden <sbranden@broadcom.com> Cc: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com> Cc: "Krzysztof Wilczyński" <kw@linux.com> Cc: Bjorn Helgaas <bhelgaas@google.com>
Diffstat (limited to 'drivers/pci')
-rw-r--r--drivers/pci/controller/pcie-iproc-bcma.c16
1 files changed, 6 insertions, 10 deletions
diff --git a/drivers/pci/controller/pcie-iproc-bcma.c b/drivers/pci/controller/pcie-iproc-bcma.c
index 56b8ee7bf330..f918c713afb0 100644
--- a/drivers/pci/controller/pcie-iproc-bcma.c
+++ b/drivers/pci/controller/pcie-iproc-bcma.c
@@ -35,7 +35,6 @@ static int iproc_pcie_bcma_probe(struct bcma_device *bdev)
{
struct device *dev = &bdev->dev;
struct iproc_pcie *pcie;
- LIST_HEAD(resources);
struct pci_host_bridge *bridge;
int ret;
@@ -60,19 +59,16 @@ static int iproc_pcie_bcma_probe(struct bcma_device *bdev)
pcie->mem.end = bdev->addr_s[0] + SZ_128M - 1;
pcie->mem.name = "PCIe MEM space";
pcie->mem.flags = IORESOURCE_MEM;
- pci_add_resource(&resources, &pcie->mem);
+ pci_add_resource(&bridge->windows, &pcie->mem);
+ ret = devm_request_pci_bus_resources(dev, &bridge->windows);
+ if (ret)
+ return ret;
pcie->map_irq = iproc_pcie_bcma_map_irq;
- ret = iproc_pcie_setup(pcie, &resources);
- if (ret) {
- dev_err(dev, "PCIe controller setup failed\n");
- pci_free_resource_list(&resources);
- return ret;
- }
-
bcma_set_drvdata(bdev, pcie);
- return 0;
+
+ return iproc_pcie_setup(pcie, &bridge->windows);
}
static void iproc_pcie_bcma_remove(struct bcma_device *bdev)