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author | Patrik Jakobsson <patrik.r.jakobsson@gmail.com> | 2011-07-08 09:44:03 +0100 |
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committer | Greg Kroah-Hartman <gregkh@suse.de> | 2011-07-08 13:44:57 -0700 |
commit | 2b9428e20333ee42d00335c9700dcb20cf54f384 (patch) | |
tree | 1d27121aa43a8be53b2cb98b33553148b4b43060 /drivers/staging/gma500 | |
parent | 5ed836acd2c7760e03c639566b59b4c1cc53a792 (diff) | |
download | linux-stable-2b9428e20333ee42d00335c9700dcb20cf54f384.tar.gz linux-stable-2b9428e20333ee42d00335c9700dcb20cf54f384.tar.bz2 linux-stable-2b9428e20333ee42d00335c9700dcb20cf54f384.zip |
gma500: Mask out bits not part of the page table base address
Otherwise we can't ioremap the gtt and the screen gets garbled.
Signed-off-by: Patrik Jakobsson <patrik.r.jakobsson@gmail.com>
Signed-off-by: Alan Cox <alan@linux.intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'drivers/staging/gma500')
-rw-r--r-- | drivers/staging/gma500/gtt.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/staging/gma500/gtt.c b/drivers/staging/gma500/gtt.c index 28f2261b6222..78dd01bb1eb6 100644 --- a/drivers/staging/gma500/gtt.c +++ b/drivers/staging/gma500/gtt.c @@ -397,7 +397,7 @@ int psb_gtt_init(struct drm_device *dev, int resume) /* The root resource we allocate address space from */ dev_priv->gtt_initialized = 1; - pg->gtt_phys_start = dev_priv->pge_ctl; + pg->gtt_phys_start = dev_priv->pge_ctl & PAGE_MASK; /* * FIXME: video mmu has hw bug to access 0x0D0000000, |