提交 e3deb204 编写于 作者: E Eric Anholt

agp/intel: Use a non-reserved value for the cache field of the PTEs.

I don't know if this is what we'll want to be using long term, we'll see.
Signed-off-by: NEric Anholt <eric@anholt.net>
上级 f6e450a6
......@@ -296,6 +296,11 @@ static void intel_agp_insert_sg_entries(struct agp_memory *mem,
off_t pg_start, int mask_type)
{
int i, j;
u32 cache_bits = 0;
if (agp_bridge->dev->device == PCI_DEVICE_ID_INTEL_SANDYBRIDGE_HB) {
cache_bits = I830_PTE_SYSTEM_CACHED;
}
for (i = 0, j = pg_start; i < mem->page_count; i++, j++) {
writel(agp_bridge->driver->mask_memory(agp_bridge,
......
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