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um: virt-pci: fix platform map offset

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[ Upstream commit 32253f00ac8a8073bf6db4bfe9d6511cc93c4aef ]

The offset is currently always zero so the backend can't distinguish
between accesses to different ioremapped areas.

Fixes: 522c532c4fe7 ("virt-pci: add platform bus support")
Signed-off-by: Vincent Whitchurch <vincent.whitchurch@axis.com>
Signed-off-by: Richard Weinberger <richard@nod.at>
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
Vincent Whitchurch 2023-09-01 15:35:43 +02:00 committed by Greg Kroah-Hartman
parent 66c8b147fe
commit e111d2319a
1 changed files with 1 additions and 1 deletions
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arch/um/drivers/virt-pci.c
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@ -971,7 +971,7 @@ static long um_pci_map_platform(unsigned long offset, size_t size,
*ops = &um_pci_device_bar_ops;
*priv = &um_pci_platform_device->resptr[0];
return 0;
return offset;
}
static const struct logic_iomem_region_ops um_pci_platform_ops = {