agp/intel: Remove the artificial cap on stolen size
Now that the stolen memory does not also steal entries from the GTT, we
can use all the memory the BIOS set aside for the GPU.
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
diff --git a/drivers/char/agp/intel-gtt.c b/drivers/char/agp/intel-gtt.c
index fc1637c..19919ef 100644
--- a/drivers/char/agp/intel-gtt.c
+++ b/drivers/char/agp/intel-gtt.c
@@ -39,9 +39,6 @@
#define USE_PCI_DMA_API 0
#endif
-/* Max amount of stolen space, anything above will be returned to Linux */
-int intel_max_stolen = 32 * 1024 * 1024;
-
static const struct aper_size_info_fixed intel_i810_sizes[] =
{
{64, 16384, 4},
@@ -486,7 +483,7 @@
u8 rdct;
int local = 0;
static const int ddt[4] = { 0, 16, 32, 64 };
- unsigned int overhead_entries, stolen_entries;
+ unsigned int overhead_entries;
unsigned int stolen_size = 0;
pci_read_config_word(intel_private.bridge_dev,
@@ -625,12 +622,7 @@
}
}
- if (!local && stolen_size > intel_max_stolen) {
- dev_info(&intel_private.bridge_dev->dev,
- "detected %dK stolen memory, trimming to %dK\n",
- stolen_size / KB(1), intel_max_stolen / KB(1));
- stolen_size = intel_max_stolen;
- } else if (stolen_size > 0) {
+ if (stolen_size > 0) {
dev_info(&intel_private.bridge_dev->dev, "detected %dK %s memory\n",
stolen_size / KB(1), local ? "local" : "stolen");
} else {
@@ -639,9 +631,7 @@
stolen_size = 0;
}
- stolen_entries = stolen_size/KB(4) - overhead_entries;
-
- return stolen_entries;
+ return stolen_size/KB(4) - overhead_entries;
}
static void i965_adjust_pgetbl_size(unsigned int size_flag)