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| author | Lino Sanfilippo <lsanfil@marvell.com> | 2016-07-22 23:09:13 +0200 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2016-08-21 17:59:45 +0200 |
| commit | 6d5f2ea7418d054721f8331ec2c2c0825e0ff52e (patch) | |
| tree | 654db95d14cc03b2fb8a86064df2b2264aca66e8 /drivers/staging | |
| parent | da169754096c48281c75cbc5fd21e62e2cbb780b (diff) | |
| download | linux-6d5f2ea7418d054721f8331ec2c2c0825e0ff52e.tar.bz2 | |
staging: slicoss: ensure mapping of io-memory is uncached
Writes to registers should be done uncached for various reasons. Ensure
this by replacing ioremap() with ioremap_nocache().
Signed-off-by: Lino Sanfilippo <LinoSanfilippo@gmx.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/staging')
| -rw-r--r-- | drivers/staging/slicoss/slicoss.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/staging/slicoss/slicoss.c b/drivers/staging/slicoss/slicoss.c index a9323a9f37d9..4dba08082911 100644 --- a/drivers/staging/slicoss/slicoss.c +++ b/drivers/staging/slicoss/slicoss.c @@ -3136,7 +3136,7 @@ static int slic_entry_probe(struct pci_dev *pcidev, mmio_start = pci_resource_start(pcidev, 0); mmio_len = pci_resource_len(pcidev, 0); - memmapped_ioaddr = ioremap(mmio_start, mmio_len); + memmapped_ioaddr = ioremap_nocache(mmio_start, mmio_len); if (!memmapped_ioaddr) { dev_err(&pcidev->dev, "cannot remap MMIO region %lx @ %lx\n", mmio_len, mmio_start); |