Hi, This two patches enable self refresh and frame buffer compression on Sandybridge.
FYI, with my test, enable CxSR would save about 0.7W, while enable FBC would save about 0.1~0.2W. Thanks. Yuanhan Liu -- Yuanhan Liu (2): drm/i915: Add self-refresh support on Sandybridge drm/i915: Add frame buffer compression on Sandybridge drivers/gpu/drm/i915/i915_debugfs.c | 2 +- drivers/gpu/drm/i915/i915_dma.c | 4 +- drivers/gpu/drm/i915/i915_drv.c | 1 + drivers/gpu/drm/i915/i915_reg.h | 58 ++++++ drivers/gpu/drm/i915/intel_display.c | 315 +++++++++++++++++++++++++++++++++- 5 files changed, 376 insertions(+), 4 deletions(-) -- 1.7.2.3 _______________________________________________ Intel-gfx mailing list Intel-gfx@lists.freedesktop.org http://lists.freedesktop.org/mailman/listinfo/intel-gfx
