Re: [PATCH] coretemp: fix junction temperature for Intel CE4100

From: Florian Fainelli
Date: Thu Dec 23 2010 - 04:58:36 EST


On Tuesday 14 December 2010 22:17:07 Florian Fainelli wrote:
> From: Florian Fainelli <ffainelli@xxxxxxxxxx>
>
> 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@xxxxxxxxx>
> Cc: sodaville@xxxxxxxxxxxxx
> Cc: Fenghua Yu <fenghua.yu@xxxxxxxxx>
> Signed-off-by: Florian Fainelli <ffainelli@xxxxxxxxxx>

Fenghua, is there anything wrong with that patch? Thank you.

> ---
> 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);
> }
--
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