From: Chris Wilson Date: Thu, 18 Aug 2016 16:16:51 +0000 (+0100) Subject: drm/i915: Tidy up flush cpu/gtt write domains X-Git-Tag: MMI-PSA29.97-13-9~5363^2~37^2~1489 X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=b0dc465f9540a8659ae06be08c6fcfc04c874777;p=GitHub%2FMotorolaMobilityLLC%2Fkernel-slsi.git drm/i915: Tidy up flush cpu/gtt write domains Since we know the write domain, we can drop the local variable and make the code look a tiny bit simpler. Signed-off-by: Chris Wilson Reviewed-by: Joonas Lahtinen Link: http://patchwork.freedesktop.org/patch/msgid/20160818161718.27187-12-chris@chris-wilson.co.uk --- diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c index c5d5dfe3e0ef..cfec2ff4fc7c 100644 --- a/drivers/gpu/drm/i915/i915_gem.c +++ b/drivers/gpu/drm/i915/i915_gem.c @@ -3182,7 +3182,6 @@ static void i915_gem_object_flush_gtt_write_domain(struct drm_i915_gem_object *obj) { struct drm_i915_private *dev_priv = to_i915(obj->base.dev); - uint32_t old_write_domain; if (obj->base.write_domain != I915_GEM_DOMAIN_GTT) return; @@ -3206,36 +3205,30 @@ i915_gem_object_flush_gtt_write_domain(struct drm_i915_gem_object *obj) if (INTEL_GEN(dev_priv) >= 6 && !HAS_LLC(dev_priv)) POSTING_READ(RING_ACTHD(dev_priv->engine[RCS].mmio_base)); - old_write_domain = obj->base.write_domain; - obj->base.write_domain = 0; - intel_fb_obj_flush(obj, false, write_origin(obj, I915_GEM_DOMAIN_GTT)); + obj->base.write_domain = 0; trace_i915_gem_object_change_domain(obj, obj->base.read_domains, - old_write_domain); + I915_GEM_DOMAIN_GTT); } /** Flushes the CPU write domain for the object if it's dirty. */ static void i915_gem_object_flush_cpu_write_domain(struct drm_i915_gem_object *obj) { - uint32_t old_write_domain; - if (obj->base.write_domain != I915_GEM_DOMAIN_CPU) return; if (i915_gem_clflush_object(obj, obj->pin_display)) i915_gem_chipset_flush(to_i915(obj->base.dev)); - old_write_domain = obj->base.write_domain; - obj->base.write_domain = 0; - intel_fb_obj_flush(obj, false, ORIGIN_CPU); + obj->base.write_domain = 0; trace_i915_gem_object_change_domain(obj, obj->base.read_domains, - old_write_domain); + I915_GEM_DOMAIN_CPU); } /**