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Commit 611a7a4f authored by Chris Wilson's avatar Chris Wilson Committed by Jani Nikula
Browse files

drm/i915: Fix SRC_COPY width on 830/845g 



One small change I forgot to make in

commit c4d69da1
Author: Chris Wilson <chris@chris-wilson.co.uk>
Date:   Mon Sep 8 14:25:41 2014 +0100

    drm/i915: Evict CS TLBs between batches

was to update the copy width for the compact BLT copy instruction.

Reported-by: default avatarThomas Richter <thor@math.tu-berlin.de>
Signed-off-by: default avatarChris Wilson <chris@chris-wilson.co.uk>
Cc: Thomas Richter <thor@math.tu-berlin.de>
Cc: Jani Nikula <jani.nikula@intel.com>
Cc: stable@vger.kernel.org
Tested-by: default avatarThomas Richter <thor@math.tu-berlin.de>
Acked-by: default avatarDaniel Vetter <daniel@ffwll.ch>
Signed-off-by: default avatarJani Nikula <jani.nikula@intel.com>
parent 9e82bf01

drivers/gpu/drm/i915/intel_ringbuffer.c

+1 −1
Original line number Diff line number Diff line
@@ -1400,7 +1400,7 @@ i830_dispatch_execbuffer(struct intel_engine_cs *ring, 
		 */

		intel_ring_emit(ring, SRC_COPY_BLT_CMD | BLT_WRITE_RGBA);

		intel_ring_emit(ring, BLT_DEPTH_32 | BLT_ROP_SRC_COPY | 4096);

		intel_ring_emit(ring, DIV_ROUND_UP(len, 4096) << 16 | 1024);

		intel_ring_emit(ring, DIV_ROUND_UP(len, 4096) << 16 | 4096);

		intel_ring_emit(ring, cs_offset);

		intel_ring_emit(ring, 4096);

		intel_ring_emit(ring, offset);