From 8e636784b6f76653d358d521af9c2a8c246df38b Mon Sep 17 00:00:00 2001 From: Daniel Vetter Date: Sun, 22 Jan 2012 01:36:48 +0100 Subject: [PATCH] drm/i915: fixup assert_pipe to take the pipe A quirk into account This was completely spamming dmesg on my i855gm. This issue was just shortly introduced with: commit 931872fceabacf2d4f8b6fbd51611c167e83164c Author: Chris Wilson Date: Mon Jan 16 23:01:13 2012 +0000 drm/i915: Check that plane/pipe is disabled before removing the fb Reviewed-by: Jesse Barnes Signed-Off-by: Daniel Vetter --- drivers/gpu/drm/i915/intel_display.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c index cfd3a87..ebb3452 100644 --- a/drivers/gpu/drm/i915/intel_display.c +++ b/drivers/gpu/drm/i915/intel_display.c @@ -936,6 +936,10 @@ void assert_pipe(struct drm_i915_private *dev_priv, u32 val; bool cur_state; + /* if we need the pipe A quirk it must be always on */ + if (pipe == PIPE_A && dev_priv->quirks & QUIRK_PIPEA_FORCE) + state = true; + reg = PIPECONF(pipe); val = I915_READ(reg); cur_state = !!(val & PIPECONF_ENABLE); -- 2.7.4