ACPI: thinkpad-acpi: check version of hot key firmware

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Check the HKEY firmware version (HKEY.MHKV handler), and refuse to load if
it is unknown.  Use this instead of the presence of HKEY.DHKV to detect hot
key mask capability.

Signed-off-by: Henrique de Moraes Holschuh <hmh@hmh.eng.br>
Signed-off-by: Len Brown <len.brown@intel.com>

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Henrique de Moraes Holschuh 2007-09-23 11:39:03 -03:00 • committed by Len Brown

parent 8fef502e5a

commit 1b6521dc84

1 changed files with 23 additions and 5 deletions

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drivers/misc/thinkpad_acpi.c

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