drm/i915: Enable FBC at Haswell.

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This patch introduce Frame Buffer Compression (FBC) support for HSW.
FBC is tied to primary plane A in HSW.

v2: Ville pointed out docs say FBC must be disabled before disabling
    the plane on HSW.
v3: Really enabling it by default at HSW.

Reviewed-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Signed-off-by: Rodrigo Vivi <rodrigo.vivi@gmail.com>
Tested-by: Paulo Zanoni <paulo.r.zanoni@intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>

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This commit is contained in:

Rodrigo Vivi 2013-05-06 19:37:36 -03:00 • committed by Daniel Vetter

parent b74ea102b7

commit 891348b2bf

3 changed files with 16 additions and 11 deletions

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1

drivers/gpu/drm/i915/i915_drv.c

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5

drivers/gpu/drm/i915/intel_display.c

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21

drivers/gpu/drm/i915/intel_pm.c

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