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thinkpad-acpi: Fix procfs hotkey reset command

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echo "reset" > /proc/acpi/ibm/hotkey should do something non-useless,
so instead of setting it to Fn+F2, Fn+F3, Fn+F5, set it to
hotkey_recommended_mask.

It is not like it will survive for much longer, anyway.

Signed-off-by: Henrique de Moraes Holschuh <hmh@hmh.eng.br>
Signed-off-by: Len Brown <len.brown@intel.com>
This commit is contained in:
Henrique de Moraes Holschuh 2009-09-12 15:22:16 -03:00 committed by Len Brown
parent 06777be6d8
commit 20c9aa46f6
2 changed files with 3 additions and 2 deletions
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2
Documentation/laptops/thinkpad-acpi.txt
View File

@ -219,7 +219,7 @@ The following commands can be written to the /proc/acpi/ibm/hotkey file:
echo 0xffffffff > /proc/acpi/ibm/hotkey -- enable all hot keys
echo 0 > /proc/acpi/ibm/hotkey -- disable all possible hot keys
... any other 8-hex-digit mask ...
echo reset > /proc/acpi/ibm/hotkey -- restore the original mask
echo reset > /proc/acpi/ibm/hotkey -- restore the recommended mask
The following commands have been deprecated and will cause the kernel
to log a warning:

3
drivers/platform/x86/thinkpad_acpi.c
View File

@ -3569,7 +3569,8 @@ static int hotkey_write(char *buf)
hotkey_enabledisable_warn(0);
res = -EPERM;
} else if (strlencmp(cmd, "reset") == 0) {
mask = hotkey_orig_mask;
mask = (hotkey_all_mask | hotkey_source_mask)
& ~hotkey_reserved_mask;
} else if (sscanf(cmd, "0x%x", &mask) == 1) {
/* mask set */
} else if (sscanf(cmd, "%x", &mask) == 1) {