linux-kernel - [PATCH 3/3] staging: mt7621-pci: set end limit for 'ioport

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Date:   Sat,  7 Aug 2021 09:24:09 +0200
From:   Sergio Paracuellos <sergio.paracuellos@...il.com>
To:     tsbogend@...ha.franken.de
Cc:     bhelgaas@...gle.com, matthias.bgg@...il.com,
        gregkh@...uxfoundation.org, linux-mips@...r.kernel.org,
        linux-pci@...r.kernel.org, linux-staging@...ts.linux.dev,
        neil@...wn.name, linux-kernel@...r.kernel.org
Subject: [PATCH 3/3] staging: mt7621-pci: set end limit for 'ioport_resource'

We have increase IO_SPACE_LIMIT for ralink platform to get PCI IO resources
properly handled using PCI core APIs. To align those changes with driver
code we have to set 'ioport_resource' end limit to IO_SPACE_LIMIT to avoid
errors.

Signed-off-by: Sergio Paracuellos <sergio.paracuellos@...il.com>
---
 drivers/staging/mt7621-pci/pci-mt7621.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/staging/mt7621-pci/pci-mt7621.c b/drivers/staging/mt7621-pci/pci-mt7621.c
index 691030e1a5ed..6301397c3987 100644
--- a/drivers/staging/mt7621-pci/pci-mt7621.c
+++ b/drivers/staging/mt7621-pci/pci-mt7621.c
@@ -522,6 +522,8 @@ static int mt7621_pci_probe(struct platform_device *pdev)
 	if (!dev->of_node)
 		return -ENODEV;
 
+	ioport_resource.end = IO_SPACE_LIMIT;
+
 	bridge = devm_pci_alloc_host_bridge(dev, sizeof(*pcie));
 	if (!bridge)
 		return -ENOMEM;
-- 
2.25.1