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(parent: b03cb7a) | patch
drm/i915: Fix fifo size for self-refresh watermark on 965G
authorZhao Yakui <yakui.zhao@intel.com>
Sat, 12 Jun 2010 06:32:24 +0000 (14:32 +0800)
committerEric Anholt <eric@anholt.net>
Mon, 2 Aug 2010 02:03:43 +0000 (19:03 -0700)
commit7588cf5e89ac63b8eca9f8e973fa029a0b7ecda9
treed516dd5e3894b1268be266b9824e8ee74c101726tree | snapshot
parentb03cb7a3a2d552f4faf1648e84ce1f4a75291d3ecommit | diff
drm/i915: Fix fifo size for self-refresh watermark on 965G

The total self-refresh fifo entry size for display plane is 512
instead of 128 for 965G. Also fix WM value mask for 965G.

About 1.0W power can be saved on one T61 laptop after the self-refresh
watermark is configured correctly.

Signed-off-by: Zhao Yakui <yakui.zhao@intel.com>
Signed-off-by: Zhenyu wang <zhenyuw@linux.intel.com>
Signed-off-by: Eric Anholt <eric@anholt.net>
drivers/gpu/drm/i915/i915_reg.h diff | blob | history
drivers/gpu/drm/i915/intel_display.c diff | blob | history
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