Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit 3b9d7888 authored Apr 04, 2013 by Ville Syrjälä Committed by Daniel Vetter Apr 18, 2013

drm/i915: Add ECOBITS_SNB_BIT



GAC_ECO_BITS has a bit similar to GAM_ECOCHK's ECOCHK_SNB_BIT. Add
the define, and enable it on SNB.

Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Reviewed-by: Imre Deak <imre.deak@intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>

parent 10e08497

drivers/gpu/drm/i915/i915_gem_gtt.c

+2 −1

Original line number	Diff line number	Diff line
		@@ -106,7 +106,8 @@ static int gen6_ppgtt_enable(struct drm_device *dev)
		uint32_t ecochk, gab_ctl, ecobits;

		ecobits = I915_READ(GAC_ECO_BITS);
		I915_WRITE(GAC_ECO_BITS, ecobits \| ECOBITS_PPGTT_CACHE64B);
		I915_WRITE(GAC_ECO_BITS, ecobits \| ECOBITS_SNB_BIT \|
		ECOBITS_PPGTT_CACHE64B);

		gab_ctl = I915_READ(GAB_CTL);
		I915_WRITE(GAB_CTL, gab_ctl \| GAB_CTL_CONT_AFTER_PAGEFAULT);

drivers/gpu/drm/i915/i915_reg.h

+1 −0

Original line number	Diff line number	Diff line
		@@ -127,6 +127,7 @@
		#define ECOCHK_PPGTT_CACHE4B (0x0<<3)

		#define GAC_ECO_BITS 0x14090
		#define ECOBITS_SNB_BIT (1<<13)
		#define ECOBITS_PPGTT_CACHE64B (3<<8)
		#define ECOBITS_PPGTT_CACHE4B (0<<8)