tree c9727360424260a40aba4b037bbca4457efe4c1d
parent 0e34d0945ed16aeb72c863be4efe4cd0c62f9c53
author Alex Deucher <alexander.deucher@amd.com> 1360854242 -0500
committer Alex Deucher <alexander.deucher@amd.com> 1361368280 -0500

drm/radeon: add a asic callback to get the xclk

This is required to get the reference clock used
by the gfx engine for things like timestamps. Fixes
support for GL extensions the use timestamps on
certain boards.

Signed-off-by: Alex Deucher <alexander.deucher@amd.com>