diff options
| author | Wang Zhenyu <zhenyu.z.wang@intel.com> | 2007-04-25 15:07:38 -0400 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@suse.de> | 2007-05-01 17:06:03 -0700 |
| commit | ab02a65798ea8b940ea5645655238c778d4e4765 (patch) | |
| tree | 41073a207da6be35fff6055dcc8901dd529b7967 /drivers | |
| parent | 27797cc764b52d417f5daf5703d4fa9f98867185 (diff) | |
AGPGART: intel_agp: fix G965 GTT size detect
[AGPGART] intel_agp: fix G965 GTT size detect
On G965, I810_PGETBL_CTL is a mmio offset, but we wrongly take it
as pci config space offset in detecting GTT size. This one line patch
fixs this.
Signed-off-by: Wang Zhenyu <zhenyu.z.wang@intel.com>
Signed-off-by: Dave Jones <davej@redhat.com>
Cc: Chuck Ebbert <cebbert@redhat.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/char/agp/intel-agp.c | 3 |
1 files changed, 1 insertions, 2 deletions
diff --git a/drivers/char/agp/intel-agp.c b/drivers/char/agp/intel-agp.c index 84787ce5f72a..ed1d380905c7 100644 --- a/drivers/char/agp/intel-agp.c +++ b/drivers/char/agp/intel-agp.c @@ -405,9 +405,8 @@ static void intel_i830_init_gtt_entries(void) if (IS_I965) { u32 pgetbl_ctl; + pgetbl_ctl = readl(intel_i830_private.registers+I810_PGETBL_CTL); - pci_read_config_dword(agp_bridge->dev, I810_PGETBL_CTL, - &pgetbl_ctl); /* The 965 has a field telling us the size of the GTT, * which may be larger than what is necessary to map the * aperture. |