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| author |   Zhenyu Wang <zhenyu.z.wang@intel.com> | 2007-09-11 15:23:58 -0700 |
|---|---|---|
| committer |   Linus Torvalds <torvalds@woody.linux-foundation.org> | 2007-09-11 17:21:20 -0700 |
| commit | 4740622c5c805d88c63a50747a2d05537dd233cf (patch) | |
| tree | 2de8aa3ba9cc32150e989bd099573f9005cdc13a | |
| parent | intel_agp: fix stolen mem range on G33 (diff) | |
| download | linux-dev-4740622c5c805d88c63a50747a2d05537dd233cf.tar.xz linux-dev-4740622c5c805d88c63a50747a2d05537dd233cf.zip | |
intel_agp: fix GTT map size on G33
G33 has 1MB GTT table range. Fix GTT mapping in case like 512MB aperture
size.
Signed-off-by: Zhenyu Wang <zhenyu.z.wang@intel.com>
Acked-by: Dave Airlie <airlied@linux.ie>
Cc: Dave Jones <davej@codemonkey.org.uk>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
| -rw-r--r-- | drivers/char/agp/intel-agp.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/drivers/char/agp/intel-agp.c b/drivers/char/agp/intel-agp.c index 581f9222a9d1..7c69bf259caa 100644 --- a/drivers/char/agp/intel-agp.c +++ b/drivers/char/agp/intel-agp.c @@ -919,6 +919,7 @@ static int intel_i915_create_gatt_table(struct agp_bridge_data *bridge) struct aper_size_info_fixed *size; int num_entries; u32 temp, temp2; + int gtt_map_size = 256 * 1024; size = agp_bridge->current_size; page_order = size->page_order; @@ -928,7 +929,9 @@ static int intel_i915_create_gatt_table(struct agp_bridge_data *bridge) pci_read_config_dword(intel_private.pcidev, I915_MMADDR, &temp); pci_read_config_dword(intel_private.pcidev, I915_PTEADDR,&temp2); - intel_private.gtt = ioremap(temp2, 256 * 1024); + if (IS_G33) + gtt_map_size = 1024 * 1024; /* 1M on G33 */ + intel_private.gtt = ioremap(temp2, gtt_map_size); if (!intel_private.gtt) return -ENOMEM; |