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authorChristian König <deathsimple@vodafone.de>2012-09-11 16:09:59 +0200
committerAlex Deucher <alexander.deucher@amd.com>2012-09-20 13:10:42 -0400
commitca19f21ece0ad96c77f45a01c43f3bb582f1a35c (patch)
tree0b0f5da266221d6a06b87c5affb8ed471b474aff /drivers/gpu/drm/radeon/radeon.h
parent96a5844f90a6d3b1c0cabfe4870e62e7b1cc4640 (diff)
downloadlinux-ca19f21ece0ad96c77f45a01c43f3bb582f1a35c.tar.bz2
drm/radeon: move IB pool to 1MB offset
Even GPUs can have a null pointer dereference, so move the IB pool to another offset to catch those. Signed-off-by: Christian König <deathsimple@vodafone.de> Reviewed-by: Jerome Glisse <jglisse@redhat.com>
Diffstat (limited to 'drivers/gpu/drm/radeon/radeon.h')
-rw-r--r--drivers/gpu/drm/radeon/radeon.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/gpu/drm/radeon/radeon.h b/drivers/gpu/drm/radeon/radeon.h
index d48bd3045db6..55f17f9bc095 100644
--- a/drivers/gpu/drm/radeon/radeon.h
+++ b/drivers/gpu/drm/radeon/radeon.h
@@ -123,6 +123,7 @@ extern int radeon_lockup_timeout;
#define CAYMAN_RING_TYPE_CP2_INDEX 2
/* hardcode those limit for now */
+#define RADEON_VA_IB_OFFSET (1 << 20)
#define RADEON_VA_RESERVED_SIZE (8 << 20)
#define RADEON_IB_VM_MAX_SIZE (64 << 10)