| From | Luis Henriques <> | Subject | [PATCH 3.16.y-ckt 095/128] drm/i915: Fix SRC_COPY width on 830/845g | Date | Sun, 24 Jan 2016 22:00:50 +0000 |
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3.16.7-ckt23 -stable review patch. If anyone has any objections, please let me know.
---8<------------------------------------------------------------
From: Chris Wilson <chris@chris-wilson.co.uk>
commit 611a7a4fd8b5fb6b25ab1f8bdcde61800a7feacf upstream.
One small change I forgot to make in
commit c4d69da167fa967749aeb70bc0e94a457e5d00c1 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: Thomas Richter <thor@math.tu-berlin.de> Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk> Cc: Thomas Richter <thor@math.tu-berlin.de> Cc: Jani Nikula <jani.nikula@intel.com> Tested-by: Thomas Richter <thor@math.tu-berlin.de> Acked-by: Daniel Vetter <daniel@ffwll.ch> Signed-off-by: Jani Nikula <jani.nikula@intel.com> Signed-off-by: Luis Henriques <luis.henriques@canonical.com> --- drivers/gpu/drm/i915/intel_ringbuffer.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/i915/intel_ringbuffer.c b/drivers/gpu/drm/i915/intel_ringbuffer.c index 6a7a35acdfa7..b849fde1ea74 100644 --- a/drivers/gpu/drm/i915/intel_ringbuffer.c +++ b/drivers/gpu/drm/i915/intel_ringbuffer.c @@ -1284,7 +1284,7 @@ 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);
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