From: Chris Wilson Date: Wed, 8 Sep 2010 08:14:08 +0000 (+0100) Subject: Revert "drm/i915: Warn if we run out of FIFO space for a mode" X-Git-Tag: v2.6.36-rc4~9^2~2 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=c3add4b63438555d5e88c5893d238ab80d1f5959;p=profile%2Fcommon%2Fkernel-common.git Revert "drm/i915: Warn if we run out of FIFO space for a mode" This reverts commit b9421ae8f30958deea98d71477b4a77a066856b4. This warning was so prelevant, even for apparently working machines, that it was just causing fear, anxiety and panic. The root cause still remains, so we will add some better debugging when we focus on fixing it. Bugzilla: https://bugzilla.kernel.org/show_bug.cgi?id=17021 Reported-by: Maciej Rutecki Signed-off-by: Chris Wilson --- diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c index e0d1952..7c91030 100644 --- a/drivers/gpu/drm/i915/intel_display.c +++ b/drivers/gpu/drm/i915/intel_display.c @@ -2767,14 +2767,8 @@ static unsigned long intel_calculate_wm(unsigned long clock_in_khz, /* Don't promote wm_size to unsigned... */ if (wm_size > (long)wm->max_wm) wm_size = wm->max_wm; - if (wm_size <= 0) { + if (wm_size <= 0) wm_size = wm->default_wm; - DRM_ERROR("Insufficient FIFO for plane, expect flickering:" - " entries required = %ld, available = %lu.\n", - entries_required + wm->guard_size, - wm->fifo_size); - } - return wm_size; }