drm/i915: add FIFO watermark support for G4x
authorJesse Barnes <jbarnes@virtuousgeek.org>
Mon, 19 Oct 2009 01:09:33 +0000 (10:09 +0900)
committerEric Anholt <eric@anholt.net>
Fri, 23 Oct 2009 18:31:08 +0000 (11:31 -0700)
Turns out G4x needs to have sensible watermarks set, especially for
self-refresh enabled modes.  Add support for it.

Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>
Tested-by: Dirk Hohndel <hohndel@infradead.org>
Signed-off-by: Eric Anholt <eric@anholt.net>

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