Signed-off-by: Mattia Dongili <malattia@xxxxxxxx> --- Documentation/sony-laptop.txt | 25 ++++++++++++++++++------- drivers/misc/Kconfig | 9 ++++----- 2 files changed, 22 insertions(+), 12 deletions(-) Index: linux-2.6/Documentation/sony-laptop.txt =================================================================== --- linux-2.6.orig/Documentation/sony-laptop.txt 2007-04-05 15:36:40.796465033 +0200 +++ linux-2.6/Documentation/sony-laptop.txt 2007-04-05 16:05:11.893975027 +0200 @@ -3,12 +3,18 @@ Sony Notebook Control Driver (SNC) Readm Copyright (C) 2004- 2005 Stelian Pop <stelian@xxxxxxxxxx> Copyright (C) 2007 Mattia Dongili <malattia@xxxxxxxx> -This mini-driver drives the SNC device present in the ACPI BIOS of -the Sony Vaio laptops. +This mini-driver drives the SNC and SPIC device present in the ACPI BIOS of the +Sony Vaio laptops. This driver mixes both devices functions under the same +(hopefully consistent) interface. This also means that the sonypi driver is +obsoleted by sony-laptop now. -It gives access to some extra laptop functionalities. In its current -form, this driver let the user set or query the screen brightness -through the backlight subsystem and remove/apply power to some devices. +Fn keys (hotkeys): +------------------ +Some models report hotkeys through the SNC or SPIC devices, such events are +reported both through the ACPI subsystem as acpi events and through the INPUT +subsystem. See the logs of acpid or /proc/acpi/event and +/proc/bus/input/devices to find out what those events are and which input +devices are created by the driver. Backlight control: ------------------ @@ -39,6 +45,8 @@ The files are: audiopower power on/off the internal sound card lanpower power on/off the internal ethernet card (only in debug mode) + bluetoothpower power on/off the internal bluetooth device + fanspeed get/set the fan speed Note that some files may be missing if they are not supported by your particular laptop model. @@ -76,9 +84,9 @@ The sony-laptop driver creates, for some current ones found on several Vaio models), an entry under /sys/devices/platform/sony-laptop, just like the 'cdpower' one. You can create other entries corresponding to your own laptop methods by -further editing the source (see the 'sony_acpi_values' table, and add a new +further editing the source (see the 'sony_nc_values' table, and add a new entry to this table with your get/set method names using the -HANDLE_NAMES macro). +SNC_HANDLE_NAMES macro). Your mission, should you accept it, is to try finding out what those entries are for, by reading/writing random values from/to those @@ -87,6 +95,9 @@ files and find out what is the impact on Should you find anything interesting, please report it back to me, I will not disavow all knowledge of your actions :) +See also http://www.linux.it/~malattia/wiki/index.php/Sony_drivers for other +useful info. + Bugs/Limitations: ----------------- Index: linux-2.6/drivers/misc/Kconfig =================================================================== --- linux-2.6.orig/drivers/misc/Kconfig 2007-04-05 16:47:10.537504245 +0200 +++ linux-2.6/drivers/misc/Kconfig 2007-04-05 16:51:05.550897049 +0200 @@ -112,12 +112,11 @@ config SONY_LAPTOP depends on X86 && ACPI select BACKLIGHT_CLASS_DEVICE ---help--- - This mini-driver drives the SNC device present in the ACPI BIOS of - the Sony Vaio laptops. + This mini-driver drives the SNC and SPIC devices present in the ACPI + BIOS of the Sony Vaio laptops. - It gives access to some extra laptop functionalities. In its current - form, this driver let the user set or query the screen brightness - through the backlight subsystem and remove/apply power to some + It gives access to some extra laptop functionalities like Bluetooth, + screen brightness control, Fn keys and allows powering on/off some devices. Read <file:Documentation/sony-laptop.txt> for more information. -- -- mattia :wq! - To unsubscribe from this list: send the line "unsubscribe linux-acpi" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
