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SubjectRe: [PATCH] hwmon/coretemp: requires CONFIG_PCI
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On 11/28/2017 01:41 PM, Guenter Roeck wrote:
> On Tue, Nov 28, 2017 at 09:39:02AM -0800, Randy Dunlap wrote:
>> From: Randy Dunlap <rdunlap@infradead.org>
>>
>> Fix coretemp.c build when CONFIG_PCI is not enabled.
>> Fixes these build errors:
>>
>> ../drivers/hwmon/coretemp.c: In function 'adjust_tjmax':
>> ../drivers/hwmon/coretemp.c:250:9: error: implicit declaration of function 'pci_get_domain_bus_and_slot' [-Werror=implicit-function-declaration]
>> struct pci_dev *host_bridge = pci_get_domain_bus_and_slot(0, 0, devfn);
>> ../drivers/hwmon/coretemp.c:250:32: warning: initialization makes pointer from integer without a cast [enabled by default]
>> struct pci_dev *host_bridge = pci_get_domain_bus_and_slot(0, 0, devfn);
>>
>
> nack, sorry.

No problem.

> The dependency is artificial, and the code using it is only needed for old
> CPUs. There should be a dummy function for pci_get_domain_bus_and_slot()
> if PCI is disabled, similar to pci_get_bus_and_slot() and all the other
> pci functions. If that is unacceptable for some reason, I rather revert
> the patch introducing the use of pci_get_domain_bus_and_slot().

I sent a patch with that function stub addition.

> After all, it doesn't add any real value to enforce the use of
> pci_get_domain_bus_and_slot() in the driver, a dummy function for
> pci_get_bus_and_slot() _is_ available, and the new function is quite
> obviously not a 1:1 replacement of pci_get_bus_and_slot().
>
> Guenter
>
>> Signed-off-by: Randy Dunlap <rdunlap@infradead.org>
>> Cc: Rudolf Marek <r.marek@assembler.cz>
>> Cc: Jean Delvare <jdelvare@suse.com>
>> Cc: Guenter Roeck <linux@roeck-us.net>
>> Cc: linux-hwmon@vger.kernel.org
>> Cc: Fenghua Yu <fenghua.yu@intel.com>
>> Cc: Thomas Gleixner <tglx@linutronix.de>
>> ---
>> drivers/hwmon/Kconfig | 2 +-
>> 1 file changed, 1 insertion(+), 1 deletion(-)


--
~Randy

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