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Commit 31a5336e authored by Ben Widawsky's avatar Ben Widawsky Committed by Daniel Vetter
Browse files

drm/i915/bdw: Swizzling support 



Signed-off-by: default avatarBen Widawsky <ben@bwidawsk.net>
Reviewed-by: default avatarMika Kuoppala <mika.kuoppala@intel.com>
Signed-off-by: default avatarDaniel Vetter <daniel.vetter@ffwll.ch>
parent 5ab31333

drivers/gpu/drm/i915/i915_gem.c

+2 −0
Original line number Diff line number Diff line
@@ -4362,6 +4362,8 @@ void i915_gem_init_swizzling(struct drm_device *dev) 
		I915_WRITE(ARB_MODE, _MASKED_BIT_ENABLE(ARB_MODE_SWIZZLE_SNB));

	else if (IS_GEN7(dev))

		I915_WRITE(ARB_MODE, _MASKED_BIT_ENABLE(ARB_MODE_SWIZZLE_IVB));

	else if (IS_GEN8(dev))

		I915_WRITE(GAMTARBMODE, _MASKED_BIT_ENABLE(ARB_MODE_SWIZZLE_BDW));

	else

		BUG();

}

drivers/gpu/drm/i915/i915_reg.h

+2 −0
Original line number Diff line number Diff line
@@ -655,6 +655,8 @@ 
#define ARB_MODE		0x04030

#define   ARB_MODE_SWIZZLE_SNB	(1<<4)

#define   ARB_MODE_SWIZZLE_IVB	(1<<5)

#define GAMTARBMODE		0x04a08

#define   ARB_MODE_SWIZZLE_BDW	(1<<1)

#define RENDER_HWS_PGA_GEN7	(0x04080)

#define RING_FAULT_REG(ring)	(0x4094 + 0x100*(ring)->id)

#define   RING_FAULT_GTTSEL_MASK (1<<11)