linux-kernel - x86: Add HPET force support for MCP55 (nForce 5) chipsets

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Message-Id: <200710191934.16585.cathectic@slackadelic.com>
Date:	Fri, 19 Oct 2007 19:34:15 +0100
From:	Carlos Corbacho <cathectic@...ckadelic.com>
To:	Thomas Gleixner <tglx@...utronix.de>,
	Venkatesh Pallipadi <venkatesh.pallipadi@...el.com>
Cc:	linux-kernel@...r.kernel.org,
	Mikko Tiihonen <mikko.tiihonen@....fi>
Subject: x86: Add HPET force support for MCP55 (nForce 5) chipsets

From: Carlos Corbacho <cathectic@...il.com>

Add support to force_hpet for all known MCP55 (nForce 5) chipset
LPC bridges.
---
These are the untested nForce 5 chips (taken from Mikko's original 
patch, and checked against pci.ids).

 arch/x86/kernel/quirks.c |   18 ++++++++++++++++++
 1 files changed, 18 insertions(+), 0 deletions(-)

diff --git a/arch/x86/kernel/quirks.c b/arch/x86/kernel/quirks.c
index df01a1e..8f72148 100644
--- a/arch/x86/kernel/quirks.c
+++ b/arch/x86/kernel/quirks.c
@@ -354,6 +354,24 @@ DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_NVIDIA, 0x0050,
 DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_NVIDIA, 0x0051,
 			nvidia_force_enable_hpet);
 
+/* LPC bridges */
+DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_NVIDIA, 0x0360,
+			nvidia_force_enable_hpet);
+DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_NVIDIA, 0x0361,
+			nvidia_force_enable_hpet);
+DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_NVIDIA, 0x0362,
+			nvidia_force_enable_hpet);
+DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_NVIDIA, 0x0363,
+			nvidia_force_enable_hpet);
+DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_NVIDIA, 0x0364,
+			nvidia_force_enable_hpet);
+DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_NVIDIA, 0x0365,
+			nvidia_force_enable_hpet);
+DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_NVIDIA, 0x0366,
+			nvidia_force_enable_hpet);
+DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_NVIDIA, 0x0367,
+			nvidia_force_enable_hpet);
+
 void force_hpet_resume(void)
 {
 	switch (force_hpet_resume_type) {
-- 
1.5.2.2

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