ACPI regression: New Acer workarounds break Samsung NP900X

From: Ortwin GlÃck
Date: Sun Oct 26 2014 - 08:17:09 EST


Lv,

These two patches introduce a regression for Samsung notebooks and they no longer get ACPI interrupts for plugging the power adapter or LID switches.

Multiple people have verified that reverting these patches makes the regression go away.

Please see new comments in:
https://bugzilla.kernel.org/show_bug.cgi?id=44161#c184

From 3afcf2ece453e1a8c2c6de19cdf06da3772a1b08 Mon Sep 17 00:00:00 2001
From: Lv Zheng <lv.zheng@xxxxxxxxx>
Date: Thu, 21 Aug 2014 14:41:13 +0800
Subject: [PATCH] ACPI / EC: Add support to disallow QR_EC to be issued when
SCI_EVT isn't set

From 558e4736f2e1b0e6323adf7a5e4df77ed6cfc1a4 Mon Sep 17 00:00:00 2001
From: Lv Zheng <lv.zheng@xxxxxxxxx>
Date: Thu, 21 Aug 2014 14:41:26 +0800
Subject: [PATCH] ACPI / EC: Add support to disallow QR_EC to be issued before
completing previous QR_EC


Thanks,

Ortwin


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