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authorLen Brown <len.brown@intel.com>2011-03-23 02:33:54 -0400
committerLen Brown <len.brown@intel.com>2011-03-23 02:33:54 -0400
commit5c129a8600100a5d0f5fdbc1014c5dba1d307bc4 (patch)
tree9877a14b49cff43d0ba10c12f407ec551c77daa5 /drivers/gpu/drm/radeon/radeon_ttm.c
parent797b10a07069e153d41aedb4ae8e76660279e2ee (diff)
parent521cb40b0c44418a4fd36dc633f575813d59a43d (diff)
downloadtalos-op-linux-5c129a8600100a5d0f5fdbc1014c5dba1d307bc4.tar.gz
talos-op-linux-5c129a8600100a5d0f5fdbc1014c5dba1d307bc4.zip
Merge commit 'v2.6.38' into release
Diffstat (limited to 'drivers/gpu/drm/radeon/radeon_ttm.c')
-rw-r--r--drivers/gpu/drm/radeon/radeon_ttm.c14
1 files changed, 14 insertions, 0 deletions
diff --git a/drivers/gpu/drm/radeon/radeon_ttm.c b/drivers/gpu/drm/radeon/radeon_ttm.c
index e5b2cf10cbf4..8389b4c63d12 100644
--- a/drivers/gpu/drm/radeon/radeon_ttm.c
+++ b/drivers/gpu/drm/radeon/radeon_ttm.c
@@ -589,6 +589,20 @@ void radeon_ttm_fini(struct radeon_device *rdev)
DRM_INFO("radeon: ttm finalized\n");
}
+/* this should only be called at bootup or when userspace
+ * isn't running */
+void radeon_ttm_set_active_vram_size(struct radeon_device *rdev, u64 size)
+{
+ struct ttm_mem_type_manager *man;
+
+ if (!rdev->mman.initialized)
+ return;
+
+ man = &rdev->mman.bdev.man[TTM_PL_VRAM];
+ /* this just adjusts TTM size idea, which sets lpfn to the correct value */
+ man->size = size >> PAGE_SHIFT;
+}
+
static struct vm_operations_struct radeon_ttm_vm_ops;
static const struct vm_operations_struct *ttm_vm_ops = NULL;
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