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2013-04-22gpu: host1x: Add debug supportTerje Bergstrom1-0/+210
Add support for host1x debugging. Adds debugfs entries, and dumps channel state to UART in case of stuck job. Signed-off-by: Arto Merilainen <[email protected]> Signed-off-by: Terje Bergstrom <[email protected]> Reviewed-by: Thierry Reding <[email protected]> Tested-by: Thierry Reding <[email protected]> Tested-by: Erik Faye-Lund <[email protected]> Signed-off-by: Thierry Reding <[email protected]>