From 058fee93e286e42bdd441ffe9b8ee1209de8ebab Mon Sep 17 00:00:00 2001 From: Chris Wilson Date: Thu, 30 Jun 2016 15:32:52 +0100 Subject: [PATCH] drm/i915: Convert wait_for(I915_READ(reg)) to intel_wait_for_register() By using the out-of-line intel_wait_for_register() not only do we can efficiency from using the hybrid wait_for() contained within, but we avoid code bloat from the numerous inlined loops, in total (all patches): text data bss dec hex filename 1078551 4557 416 1083524 108884 drivers/gpu/drm/i915/i915.ko 1070775 4557 416 1075748 106a24 drivers/gpu/drm/i915/i915.ko Signed-off-by: Chris Wilson Reviewed-by: Tvrtko Ursulin Link: http://patchwork.freedesktop.org/patch/msgid/1467297225-21379-9-git-send-email-chris@chris-wilson.co.uk --- drivers/gpu/drm/i915/intel_ddi.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) diff --git a/drivers/gpu/drm/i915/intel_ddi.c b/drivers/gpu/drm/i915/intel_ddi.c index ad3b0ee5e55b..6bcd7ffbff43 100644 --- a/drivers/gpu/drm/i915/intel_ddi.c +++ b/drivers/gpu/drm/i915/intel_ddi.c @@ -1808,7 +1808,10 @@ static u32 bxt_get_grc(struct drm_i915_private *dev_priv, enum dpio_phy phy) static void bxt_phy_wait_grc_done(struct drm_i915_private *dev_priv, enum dpio_phy phy) { - if (wait_for(I915_READ(BXT_PORT_REF_DW3(phy)) & GRC_DONE, 10)) + if (intel_wait_for_register(dev_priv, + BXT_PORT_REF_DW3(phy), + GRC_DONE, GRC_DONE, + 10)) DRM_ERROR("timeout waiting for PHY%d GRC\n", phy); } -- 2.39.5