linux-kernel - [PATCH v1 2/2] x86/init: disable pnpbios for X86_SUBARCH

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Date:	Fri,  8 Apr 2016 17:22:41 -0700
From:	"Luis R. Rodriguez" <mcgrof@...nel.org>
To:	bp@...en8.de, hpa@...or.com, tglx@...utronix.de, mingo@...hat.com,
	rusty@...tcorp.com.au
Cc:	x86@...nel.org, linux-kernel@...r.kernel.org, luto@...capital.net,
	boris.ostrovsky@...cle.com, david.vrabel@...rix.com,
	konrad.wilk@...cle.com, xen-devel@...ts.xensource.com,
	lguest@...ts.ozlabs.org, andriy.shevchenko@...ux.intel.com,
	jlee@...e.com, glin@...e.com, matt@...eblueprint.co.uk,
	andrew.cooper3@...rix.com, rjw@...ysocki.net, lenb@...nel.org,
	robert.moore@...el.com, lv.zheng@...el.com, toshi.kani@...com,
	linux-acpi@...r.kernel.org, kozerkov@...allels.com,
	josh@...htriplett.org, joro@...tes.org, tiwai@...e.de,
	sathyanarayanan.kuppuswamy@...ux.intel.com, alan@...ux.intel.com,
	rui.zhang@...el.com, mbizon@...ebox.fr, bigeasy@...utronix.de,
	ffainelli@...ebox.fr, "Luis R. Rodriguez" <mcgrof@...nel.org>
Subject: [PATCH v1 2/2] x86/init: disable pnpbios for X86_SUBARCH_CE4100

As per hpa CE4100 platforms can also disable pnpbios [0].

[0] http://lkml.kernel.org/r/5702B5C2.7070101@zytor.com

Suggested-by: H. Peter Anvin <hpa@...or.com>
Signed-off-by: Luis R. Rodriguez <mcgrof@...nel.org>
---
 arch/x86/kernel/platform-quirks.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/arch/x86/kernel/platform-quirks.c b/arch/x86/kernel/platform-quirks.c
index 853919484340..1b63daf0dd06 100644
--- a/arch/x86/kernel/platform-quirks.c
+++ b/arch/x86/kernel/platform-quirks.c
@@ -20,6 +20,9 @@ void __init x86_early_init_platform_quirks(void)
 		x86_platform.legacy.devices.pnpbios = 0;
 		x86_platform.legacy.rtc = 0;
 		break;
+	case X86_SUBARCH_CE4100:
+		x86_platform.legacy.devices.pnpbios = 0;
+		break;
 	}
 
 	if (x86_platform.set_legacy_features)
-- 
2.7.2