[Bug 58354] [bisected] r600g: use DMA engine for VM page table updates on cayman locks in Unigine Tropics

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=58354

--- Comment #22 from Alex Deucher <agd5f at yahoo.com> ---
Created attachment 74014
  --> https://bugs.freedesktop.org/attachment.cgi?id=74014&action=edit
patch 1/2

Does this set of patches fix the issue?  I think we are running out of ring
space for large VM page table updates since the DMA ring is smaller than the CP
ring.

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