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sony_acpi: Add backlight support to the sony_acpi v2

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Enable the sony_acpi driver to use the backlight subsysyem for adjusting
the monitor brightness.  Old way of changing the brightness will be still
available for compatibility with existing tools.

Signed-off-by: Alessandro Guido <alessandro.guido@gmail.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Mattia Dongili <malattia@linux.it>
Signed-off-by: Len Brown <len.brown@intel.com>
This commit is contained in:
Alessandro Guido 2007-01-13 23:04:35 +01:00 committed by Len Brown
parent 50f62afb11
commit 243e8b191d
1 changed files with 8 additions and 0 deletions
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8
drivers/acpi/sony_acpi.c
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@ -76,6 +76,14 @@ static struct sony_acpi_value {
int valid; /* Has ever been set */
int debug; /* active only in debug mode ? */
} sony_acpi_values[] = {
{
.name = "brightness",
.acpiget = "GBRT",
.acpiset = "SBRT",
.min = 1,
.max = SONY_MAX_BRIGHTNESS,
.debug = 0,
},
{
.name = "brightness_default",
.acpiget = "GPBR",