linux-kernel - [PATCH] coretemp: fix junction temperature for Intel CE4100

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Message-Id: <201012142217.07194.ffainelli@freebox.fr>
Date:	Tue, 14 Dec 2010 22:17:07 +0100
From:	Florian Fainelli <florian@...nwrt.org>
To:	linux-kernel@...r.kernel.org,
	Dirk Brandewie <dirk.brandewie@...il.com>,
	sodaville@...utronix.de, Fenghua Yu <fenghua.yu@...el.com>
Subject: [PATCH] coretemp: fix junction temperature for Intel CE4100

From: Florian Fainelli <ffainelli@...ebox.fr>

The Intel CE4100 System-on-a-Chip has a slightly higher junction temperature
(110 degrees Celsius) than other Atom-based hardware.

Cc: Dirk Brandewie <dirk.brandewie@...il.com>
Cc: sodaville@...utronix.de
Cc: Fenghua Yu <fenghua.yu@...el.com>
Signed-off-by: Florian Fainelli <ffainelli@...ebox.fr>
---
diff --git a/drivers/hwmon/coretemp.c b/drivers/hwmon/coretemp.c
index 42de98d..e47b405 100644
--- a/drivers/hwmon/coretemp.c
+++ b/drivers/hwmon/coretemp.c
@@ -178,12 +178,23 @@ static int __devinit adjust_tjmax(struct cpuinfo_x86 *c, u32 id, struct device *
 
 		host_bridge = pci_get_bus_and_slot(0, PCI_DEVFN(0, 0));
 
-		if (host_bridge && host_bridge->vendor == PCI_VENDOR_ID_INTEL
-		    && (host_bridge->device == 0xa000	/* NM10 based nettop */
-		    || host_bridge->device == 0xa010))	/* NM10 based netbook */
-			tjmax = 100000;
-		else
-			tjmax = 90000;
+		if (host_bridge && host_bridge->vendor == PCI_VENDOR_ID_INTEL) {
+			switch (host_bridge->device) {
+			/* NM10 based nettop */
+			case 0xa000:
+			/* NM10 based netbook */
+			case 0xa010:
+				tjmax = 100000;
+				break;
+			/* IntelCE Sodaville (CE4100) */
+			case 0x0708:
+				tjmax = 110000;
+				break;
+			default:
+				tjmax = 90000;
+				break;
+			}
+		}
 
 		pci_dev_put(host_bridge);
 	}
-- 
1.7.1

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