From: Ben Widawsky Date: Fri, 8 Nov 2013 05:40:50 +0000 (-0800) Subject: drm/i915/bdw: Add comment about gen8 HWS PGA X-Git-Tag: next-20131202~36^2~46^2^2~2 X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=eb0d4b75d506050cb369df467b93b92360f5acaf;p=karo-tx-linux.git drm/i915/bdw: Add comment about gen8 HWS PGA This confused me some many times that I think it is appropriate to add a small comment to instruct the reader of the code that it is indeed doing what it is supposed to do. Signed-off-by: Ben Widawsky Signed-off-by: Daniel Vetter --- diff --git a/drivers/gpu/drm/i915/intel_ringbuffer.c b/drivers/gpu/drm/i915/intel_ringbuffer.c index b620337e6d67..c2f09d456300 100644 --- a/drivers/gpu/drm/i915/intel_ringbuffer.c +++ b/drivers/gpu/drm/i915/intel_ringbuffer.c @@ -965,6 +965,7 @@ void intel_ring_setup_status_page(struct intel_ring_buffer *ring) } else if (IS_GEN6(ring->dev)) { mmio = RING_HWS_PGA_GEN6(ring->mmio_base); } else { + /* XXX: gen8 returns to sanity */ mmio = RING_HWS_PGA(ring->mmio_base); }