Hallo all,
i have suspend problem after this patch:
commit 70565d00db6ef5735819db973fa8da95bd34a6ab
Author: Jesse Barnes <[email protected]>
Date: Thu Jul 1 04:45:43 2010 -0700
drm/i915: fix page flip finish vs. prepare on plane B
The refreshed patch had a copy & paste bug.
Reported-by: Simon Farnsworth <[email protected]>
Signed-off-by: Jesse Barnes <[email protected]>
Signed-off-by: Linus Torvalds <[email protected]>
diff --git a/drivers/gpu/drm/i915/i915_irq.c
b/drivers/gpu/drm/i915/i915_irq.c
index d676e55..dba53d4 100644
--- a/drivers/gpu/drm/i915/i915_irq.c
+++ b/drivers/gpu/drm/i915/i915_irq.c
@@ -947,9 +947,9 @@ irqreturn_t i915_driver_irq_handler(DRM_IRQ_ARGS)
}
if (iir & I915_DISPLAY_PLANE_B_FLIP_PENDING_INTERRUPT) {
+ intel_prepare_page_flip(dev, 1);
if (dev_priv->flip_pending_is_done)
intel_finish_page_flip_plane(dev, 1);
- intel_prepare_page_flip(dev, 1);
}
if (pipea_stats & vblank_status) {
=============================================
for testing i use plain "echo mem > /sys/power/state"
after this, pc will initiate suspending and freeze with black screen and
cursor on the top left corner.
after reversing this patch suspend working again.
My conf: Intel DG45ID board (G45 + ICH10) and 64bit ubuntu 10.04
Regards,
Alexey
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