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yaml
---
r: 32028
b: refs/heads/master
c: ffab0d9
h: refs/heads/master
v: v3
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Karol Kozimor authored and Len Brown committed Jul 1, 2006
1 parent 60ec019 commit 77629e7
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2 changes: 1 addition & 1 deletion [refs]
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Original file line number Diff line number Diff line change
@@ -1,2 +1,2 @@
---
refs/heads/master: ebccb84810729f0e86a83a65681ba2de45ff84d8
refs/heads/master: ffab0d9507dc527ff6d704ec5e7e7ccfee119fb1
183 changes: 93 additions & 90 deletions trunk/drivers/acpi/asus_acpi.c
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Original file line number Diff line number Diff line change
Expand Up @@ -1043,6 +1043,65 @@ static void asus_hotk_notify(acpi_handle handle, u32 event, void *data)
return;
}

/*
* Match the model string to the list of supported models. Return END_MODEL if
* no match or model is NULL.
*/
static int asus_model_match(char *model)
{
if (model == NULL)
return END_MODEL;

if (strncmp(model, "L3D", 3) == 0)
return L3D;
else if (strncmp(model, "L2E", 3) == 0 ||
strncmp(model, "L3H", 3) == 0 || strncmp(model, "L5D", 3) == 0)
return L3H;
else if (strncmp(model, "L3", 2) == 0 || strncmp(model, "L2B", 3) == 0)
return L3C;
else if (strncmp(model, "L8L", 3) == 0)
return L8L;
else if (strncmp(model, "L4R", 3) == 0)
return L4R;
else if (strncmp(model, "M6N", 3) == 0 || strncmp(model, "W3N", 3) == 0)
return M6N;
else if (strncmp(model, "M6R", 3) == 0 || strncmp(model, "A3G", 3) == 0)
return M6R;
else if (strncmp(model, "M2N", 3) == 0 ||
strncmp(model, "M3N", 3) == 0 ||
strncmp(model, "M5N", 3) == 0 ||
strncmp(model, "M6N", 3) == 0 ||
strncmp(model, "S1N", 3) == 0 ||
strncmp(model, "S5N", 3) == 0 || strncmp(model, "W1N", 3) == 0)
return xxN;
else if (strncmp(model, "M1", 2) == 0)
return M1A;
else if (strncmp(model, "M2", 2) == 0 || strncmp(model, "L4E", 3) == 0)
return M2E;
else if (strncmp(model, "L2", 2) == 0)
return L2D;
else if (strncmp(model, "L8", 2) == 0)
return S1x;
else if (strncmp(model, "D1", 2) == 0)
return D1x;
else if (strncmp(model, "A1", 2) == 0)
return A1x;
else if (strncmp(model, "A2", 2) == 0)
return A2x;
else if (strncmp(model, "J1", 2) == 0)
return S2x;
else if (strncmp(model, "L5", 2) == 0)
return L5x;
else if (strncmp(model, "A4G", 3) == 0)
return A4G;
else if (strncmp(model, "W1N", 3) == 0)
return W1N;
else if (strncmp(model, "W5A", 3) == 0)
return W5A;
else
return END_MODEL;
}

/*
* This function is used to initialize the hotk with right values. In this
* method, we can make all the detection we want, and modify the hotk struct
Expand All @@ -1053,6 +1112,7 @@ static int asus_hotk_get_info(void)
struct acpi_buffer dsdt = { ACPI_ALLOCATE_BUFFER, NULL };
union acpi_object *model = NULL;
int bsts_result;
char *string = NULL;
acpi_status status;

/*
Expand Down Expand Up @@ -1082,120 +1142,63 @@ static int asus_hotk_get_info(void)
printk(KERN_NOTICE " BSTS called, 0x%02x returned\n",
bsts_result);

/* This is unlikely with implicit return */
if (buffer.pointer == NULL)
return -EINVAL;

model = (union acpi_object *)buffer.pointer;
/*
* Samsung P30 has a device with a valid _HID whose INIT does not
* return anything. It used to be possible to catch this exception,
* but the implicit return code will now happily confuse the
* driver. We assume that every ACPI_TYPE_STRING is a valid model
* identifier but it's still possible to get completely bogus data.
* Try to match the object returned by INIT to the specific model.
* Handle every possible object (or the lack of thereof) the DSDT
* writers might throw at us. When in trouble, we pass NULL to
* asus_model_match() and try something completely different.
*/
if (model->type == ACPI_TYPE_STRING) {
printk(KERN_NOTICE " %s model detected, ",
model->string.pointer);
} else {
if (asus_info && /* Samsung P30 */
if (buffer.pointer) {
model = (union acpi_object *)buffer.pointer;
switch (model->type) {
case ACPI_TYPE_STRING:
string = model->string.pointer;
break;
case ACPI_TYPE_BUFFER:
string = model->buffer.pointer;
break;
default:
kfree(model);
break;
}
}
hotk->model = asus_model_match(string);
if (hotk->model == END_MODEL) { /* match failed */
if (asus_info &&
strncmp(asus_info->oem_table_id, "ODEM", 4) == 0) {
hotk->model = P30;
printk(KERN_NOTICE
" Samsung P30 detected, supported\n");
} else {
hotk->model = M2E;
printk(KERN_WARNING " no string returned by INIT\n");
printk(KERN_WARNING " trying default values, supply "
"the developers with your DSDT\n");
printk(KERN_NOTICE " unsupported model %s, trying "
"default values\n", string);
printk(KERN_NOTICE
" send /proc/acpi/dsdt to the developers\n");
}
hotk->methods = &model_conf[hotk->model];

kfree(model);

return AE_OK;
}

hotk->model = END_MODEL;
if (strncmp(model->string.pointer, "L3D", 3) == 0)
hotk->model = L3D;
else if (strncmp(model->string.pointer, "L2E", 3) == 0 ||
strncmp(model->string.pointer, "L3H", 3) == 0 ||
strncmp(model->string.pointer, "L5D", 3) == 0)
hotk->model = L3H;
else if (strncmp(model->string.pointer, "L3", 2) == 0 ||
strncmp(model->string.pointer, "L2B", 3) == 0)
hotk->model = L3C;
else if (strncmp(model->string.pointer, "L8L", 3) == 0)
hotk->model = L8L;
else if (strncmp(model->string.pointer, "L4R", 3) == 0)
hotk->model = L4R;
else if (strncmp(model->string.pointer, "M6N", 3) == 0 ||
strncmp(model->string.pointer, "W3N", 3) == 0)
hotk->model = M6N;
else if (strncmp(model->string.pointer, "M6R", 3) == 0 ||
strncmp(model->string.pointer, "A3G", 3) == 0)
hotk->model = M6R;
else if (strncmp(model->string.pointer, "M2N", 3) == 0 ||
strncmp(model->string.pointer, "M3N", 3) == 0 ||
strncmp(model->string.pointer, "M5N", 3) == 0 ||
strncmp(model->string.pointer, "M6N", 3) == 0 ||
strncmp(model->string.pointer, "S1N", 3) == 0 ||
strncmp(model->string.pointer, "S5N", 3) == 0)
hotk->model = xxN;
else if (strncmp(model->string.pointer, "M1", 2) == 0)
hotk->model = M1A;
else if (strncmp(model->string.pointer, "M2", 2) == 0 ||
strncmp(model->string.pointer, "L4E", 3) == 0)
hotk->model = M2E;
else if (strncmp(model->string.pointer, "L2", 2) == 0)
hotk->model = L2D;
else if (strncmp(model->string.pointer, "L8", 2) == 0)
hotk->model = S1x;
else if (strncmp(model->string.pointer, "D1", 2) == 0)
hotk->model = D1x;
else if (strncmp(model->string.pointer, "A1", 2) == 0)
hotk->model = A1x;
else if (strncmp(model->string.pointer, "A2", 2) == 0)
hotk->model = A2x;
else if (strncmp(model->string.pointer, "J1", 2) == 0)
hotk->model = S2x;
else if (strncmp(model->string.pointer, "L5", 2) == 0)
hotk->model = L5x;
else if (strncmp(model->string.pointer, "A4G", 3) == 0)
hotk->model = A4G;
else if (strncmp(model->string.pointer, "W1N", 3) == 0)
hotk->model = W1N;
else if (strncmp(model->string.pointer, "W5A", 3) == 0)
hotk->model = W5A;

if (hotk->model == END_MODEL) {
printk("unsupported, trying default values, supply the "
"developers with your DSDT\n");
hotk->model = M2E;
} else {
printk("supported\n");
}

hotk->methods = &model_conf[hotk->model];
printk(KERN_NOTICE " %s model detected, supported\n", string);

/* Sort of per-model blacklist */
if (strncmp(model->string.pointer, "L2B", 3) == 0)
if (strncmp(string, "L2B", 3) == 0)
hotk->methods->lcd_status = NULL;
/* L2B is similar enough to L3C to use its settings, with this only
exception */
else if (strncmp(model->string.pointer, "A3G", 3) == 0)
else if (strncmp(string, "A3G", 3) == 0)
hotk->methods->lcd_status = "\\BLFG";
/* A3G is like M6R */
else if (strncmp(model->string.pointer, "S5N", 3) == 0 ||
strncmp(model->string.pointer, "M5N", 3) == 0 ||
strncmp(model->string.pointer, "W3N", 3) == 0)
else if (strncmp(string, "S5N", 3) == 0 ||
strncmp(string, "M5N", 3) == 0 ||
strncmp(string, "W3N", 3) == 0)
hotk->methods->mt_mled = NULL;
/* S5N, M5N and W3N have no MLED */
else if (strncmp(model->string.pointer, "L5D", 3) == 0)
else if (strncmp(string, "L5D", 3) == 0)
hotk->methods->mt_wled = NULL;
/* L5D's WLED is not controlled by ACPI */
else if (strncmp(model->string.pointer, "M2N", 3) == 0)
else if (strncmp(string, "M2N", 3) == 0)
hotk->methods->mt_wled = "WLED";
/* M2N has a usable WLED */
else if (asus_info) {
Expand Down

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