drm/radeon: re-enable PTE/PDE packet for set_page on cayman/TN
authorAlex Deucher <alexander.deucher@amd.com>
Tue, 16 Apr 2013 14:42:15 +0000 (10:42 -0400)
committerAlex Deucher <alexander.deucher@amd.com>
Tue, 16 Apr 2013 20:15:27 +0000 (16:15 -0400)
commit2ab91adae722c63d1a4c9a6e414636e34804d792
tree0e8c4ee18ea895f4eb2a978bc3ebcbc4c5c19ccd
parent0cd9cb76ae26a19df21abc6f94f5fff141e689c7
drm/radeon: re-enable PTE/PDE packet for set_page on cayman/TN

PTE/PDE doesn't support a single update (count = 1).  We had
previously disabled it since it we were hitting that case which
let to hangs.  The PTE/PDE packet is much more efficient for VM
updates where it can be used.

Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
drivers/gpu/drm/radeon/ni.c
drivers/gpu/drm/radeon/nid.h