Commit 0d01d0c0 authored by Chris Wilson's avatar Chris Wilson

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: default avatarChris Wilson <chris@chris-wilson.co.uk>
Reviewed-by: default avatarTvrtko Ursulin <tvrtko.ursulin@intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/1467297225-21379-41-git-send-email-chris@chris-wilson.co.uk
parent 3e7941a1
......@@ -231,7 +231,7 @@ static void intel_enable_lvds(struct intel_encoder *encoder)
I915_WRITE(ctl_reg, I915_READ(ctl_reg) | POWER_TARGET_ON);
POSTING_READ(lvds_encoder->reg);
if (wait_for((I915_READ(stat_reg) & PP_ON) != 0, 1000))
if (intel_wait_for_register(dev_priv, stat_reg, PP_ON, PP_ON, 1000))
DRM_ERROR("timed out waiting for panel to power on\n");
intel_panel_enable_backlight(intel_connector);
......
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