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| author | David S. Miller <davem@sunset.davemloft.net> | 2005-09-29 19:26:51 -0700 |
|---|---|---|
| committer | David S. Miller <davem@sunset.davemloft.net> | 2005-09-29 19:26:51 -0700 |
| commit | 017fb98e70351e9fb5635c299c4d1c50e2f8b823 (patch) | |
| tree | 9ccad087ad69f2cbc080f4ddefb3c110d5b7aafc /drivers/video/aty/radeon_base.c | |
| parent | 717463d806a53380a691eeb0136a4b750a9f9ae0 (diff) | |
| download | linux-next-017fb98e70351e9fb5635c299c4d1c50e2f8b823.tar.gz | |
[RADEON]: Fix unaligned I/O port access during probe.
The driver does a readl() on DEVICE_ID which is 2-byte aligned and
2-bytes in size. It's doing this read just to flush write buffers.
Create IN16() and OUT16() macros, and use the former to do this I/O
load.
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/video/aty/radeon_base.c')
| -rw-r--r-- | drivers/video/aty/radeon_base.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/video/aty/radeon_base.c b/drivers/video/aty/radeon_base.c index 046b47860266..8a24a66d9ba8 100644 --- a/drivers/video/aty/radeon_base.c +++ b/drivers/video/aty/radeon_base.c @@ -475,7 +475,7 @@ static int __devinit radeon_probe_pll_params(struct radeonfb_info *rinfo) */ /* Flush PCI buffers ? */ - tmp = INREG(DEVICE_ID); + tmp = INREG16(DEVICE_ID); local_irq_disable(); |