Thomas Hellstrom f01ea0c3d9 drm/vmwgfx: Fix a potential infinite spin waiting for fifo idle ...

The code waiting for fifo idle was incorrect and could possibly spin
forever under certain circumstances.

Signed-off-by: Thomas Hellstrom <thellstrom@vmware.com>
Reported-by: Mark Sheldon <markshel@vmware.com>
Reviewed-by: Jakob Bornecrantz <jakob@vmware.com>
Reivewed-by: Mark Sheldon <markshel@vmware.com>
Cc: <stable@vger.kernel.org>

2014-09-01 12:31:24 +02:00

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