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Add support for Asus EeePC backlight control.

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Submitted by:	Akira Funahashi <funa at funa.org>
MFC after:	1 week
This commit is contained in:
Rui Paulo 2008-04-13 14:40:02 +00:00
parent afa09cae88
commit fea0f7cc21
1 changed files with 29 additions and 3 deletions
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32
sys/dev/acpi_support/acpi_asus.c
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@ -375,6 +375,20 @@ static struct acpi_asus_model acpi_samsung_models[] = {
{ .name = NULL }
};
/*
* EeePC have an Asus ASUS010 gadget interface,
* but they can't be probed quite the same way as Asus laptops.
*/
static struct acpi_asus_model acpi_eeepc_models[] = {
{
.name = "EEE",
.brn_get = "\\_SB.ATKD.PBLG",
.brn_set = "\\_SB.ATKD.PBLS"
},
{ .name = NULL }
};
static struct {
char *name;
char *description;
@ -444,13 +458,17 @@ acpi_asus_probe(device_t dev)
ACPI_BUFFER Buf;
ACPI_OBJECT Arg, *Obj;
ACPI_OBJECT_LIST Args;
static char *asus_ids[] = { "ATK0100", NULL };
static char *asus_ids[] = { "ATK0100", "ASUS010", NULL };
char *rstr;
ACPI_FUNCTION_TRACE((char *)(uintptr_t)__func__);
if (acpi_disabled("asus") ||
ACPI_ID_PROBE(device_get_parent(dev), dev, asus_ids) == NULL)
if (acpi_disabled("asus"))
return (ENXIO);
rstr = ACPI_ID_PROBE(device_get_parent(dev), dev, asus_ids);
if (rstr == NULL) {
return (ENXIO);
}
sc = device_get_softc(dev);
sc->dev = dev;
@ -489,6 +507,14 @@ acpi_asus_probe(device_t dev)
AcpiOsFree(Buf.Pointer);
return (0);
}
/* if EeePC */
if(strncmp("ASUS010", rstr, 7) == 0) {
sc->model = &acpi_eeepc_models[0];
device_set_desc(dev, "ASUS EeePC");
AcpiOsFree(Buf.Pointer);
return (0);
}
}
sb = sbuf_new(NULL, NULL, 0, SBUF_AUTOEXTEND);