#define USE_PCI_DMA_API 1
#endif
+/* Max amount of stolen space, anything above will be returned to Linux */
+int intel_max_stolen = 32 * 1024 * 1024;
+EXPORT_SYMBOL(intel_max_stolen);
+
static const struct aper_size_info_fixed intel_i810_sizes[] =
{
{64, 16384, 4},
break;
}
}
- if (gtt_entries > 0) {
+ if (!local && gtt_entries > intel_max_stolen) {
+ dev_info(&agp_bridge->dev->dev,
+ "detected %dK stolen memory, trimming to %dK\n",
+ gtt_entries / KB(1), intel_max_stolen / KB(1));
+ gtt_entries = intel_max_stolen / KB(4);
+ } else if (gtt_entries > 0) {
dev_info(&agp_bridge->dev->dev, "detected %dK %s memory\n",
gtt_entries / KB(1), local ? "local" : "stolen");
gtt_entries /= KB(4);
#include <linux/vga_switcheroo.h>
#include <linux/slab.h>
+extern int intel_max_stolen; /* from AGP driver */
+
/**
* Sets up the hardware status page for devices that need a physical address
* in the register.
if (ret)
goto out_iomapfree;
+ if (prealloc_size > intel_max_stolen) {
+ DRM_INFO("detected %dM stolen memory, trimming to %dM\n",
+ prealloc_size >> 20, intel_max_stolen >> 20);
+ prealloc_size = intel_max_stolen;
+ }
+
dev_priv->wq = create_singlethread_workqueue("i915");
if (dev_priv->wq == NULL) {
DRM_ERROR("Failed to create our workqueue.\n");