asus_acpi: add support for F3Sa

Add support for ASUS F3Sa notebook. Features:
- LCD on/off
- Brightness
- Wifi kill
- Bluetooth kill

Signed-off-by: Luca Tettamanti <kronos.it@gmail.com>
Cc: Corentin Chary <corentincj@iksaif.net>
Cc: Karol Kozimor <sziwan@users.sourceforge.net>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Len Brown <len.brown@intel.com>

1 files changed, 45 insertions, 10 deletions

diff --git a/drivers/acpi/asus_acpi.c b/drivers/acpi/asus_acpi.c
index d915fec9bf63..d25ef961415c 100644
--- a/drivers/acpi/asus_acpi.c
+++ b/drivers/acpi/asus_acpi.c
@@ -142,6 +142,7 @@ struct asus_hotk {
                 xxN,            //M2400N, M3700N, M5200N, M6800N, S1300N, S5200N
                 A4S,            //Z81sp
                 //(Centrino)
+                F3Sa,
                 END_MODEL
         } model;                //Models currently supported
         u16 event_count[128];   //count for each event TODO make this better
@@ -405,7 +406,20 @@ static struct model_data model_conf[END_MODEL] = {
                 .brightness_get    = "GPLV",
                 .mt_bt_switch      = "BLED",
                 .mt_wled           = "WLED"
-        }
+        },
+
+        {
+                .name           = "F3Sa",
+                .mt_bt_switch   = "BLED",
+                .mt_wled        = "WLED",
+                .mt_mled        = "MLED",
+                .brightness_get = "GPLV",
+                .brightness_set = "SPLV",
+                .mt_lcd_switch  = "\\_SB.PCI0.SBRG.EC0._Q10",
+                .lcd_status     = "\\_SB.PCI0.SBRG.EC0.RPIN",
+                .display_get    = "\\ADVG",
+                .display_set    = "SDSP",
+        },
 
 };
 
@@ -710,15 +724,8 @@ static int get_lcd_state(void)
 {
         int lcd = 0;
 
-        if (hotk->model != L3H) {
-                /* We don't have to check anything if we are here */
-                if (!read_acpi_int(NULL, hotk->methods->lcd_status, &lcd))
-                        printk(KERN_WARNING
-                               "Asus ACPI: Error reading LCD status\n");
-
-                if (hotk->model == L2D)
-                        lcd = ~lcd;
-        } else {                /* L3H and the like have to be handled differently */
+        if (hotk->model == L3H) {
+                /* L3H and the like have to be handled differently */
                 acpi_status status = 0;
                 struct acpi_object_list input;
                 union acpi_object mt_params[2];
@@ -745,6 +752,32 @@ static int get_lcd_state(void)
                 if (out_obj.type == ACPI_TYPE_INTEGER)
                         /* That's what the AML code does */
                         lcd = out_obj.integer.value >> 8;
+        } else if (hotk->model == F3Sa) {
+                unsigned long tmp;
+                union acpi_object param;
+                struct acpi_object_list input;
+                acpi_status status;
+
+                /* Read pin 11 */
+                param.type = ACPI_TYPE_INTEGER;
+                param.integer.value = 0x11;
+                input.count = 1;
+                input.pointer = &param;
+
+                status = acpi_evaluate_integer(NULL, hotk->methods->lcd_status,
+                                                &input, &tmp);
+                if (status != AE_OK)
+                        return -1;
+
+                lcd = tmp;
+        } else {
+                /* We don't have to check anything if we are here */
+                if (!read_acpi_int(NULL, hotk->methods->lcd_status, &lcd))
+                        printk(KERN_WARNING
+                               "Asus ACPI: Error reading LCD status\n");
+
+                if (hotk->model == L2D)
+                        lcd = ~lcd;
         }
 
         return (lcd & 1);
@@ -1134,6 +1167,8 @@ static int asus_model_match(char *model)
                 return W5A;
         else if (strncmp(model, "A4S", 3) == 0)
                 return A4S;
+        else if (strncmp(model, "F3Sa", 4) == 0)
+                return F3Sa;
         else
                 return END_MODEL;
 }