[PATCH] sdhci: fix undue iomem warning

From: Daniel J Blueman
Date: Mon May 30 2011 - 08:33:45 EST


Some newer SDHCI controllers have memory mapped I/O regions of 512
bytes, so accept these without warning.

Signed-off-by: Daniel J Blueman <daniel.blueman@xxxxxxxxx>
---
drivers/mmc/host/sdhci-pci.c | 5 +++--
1 files changed, 3 insertions(+), 2 deletions(-)

diff --git a/drivers/mmc/host/sdhci-pci.c b/drivers/mmc/host/sdhci-pci.c
index 936bbca..ae948b0 100644
--- a/drivers/mmc/host/sdhci-pci.c
+++ b/drivers/mmc/host/sdhci-pci.c
@@ -918,8 +918,9 @@ static struct sdhci_pci_slot * __devinit sdhci_pci_probe_slot(
return ERR_PTR(-ENODEV);
}

- if (pci_resource_len(pdev, bar) != 0x100) {
- dev_err(&pdev->dev, "Invalid iomem size. You may "
+ int len = pci_resource_len(pdev, bar);
+ if (len != 0x100 && len != 0x200) {
+ dev_warn(&pdev->dev, "Invalid iomem size. You may "
"experience problems.\n");
}

--
1.7.4.1

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