1 files changed, 37 insertions, 30 deletions

diff --git a/drivers/acpi/asus_acpi.c b/drivers/acpi/asus_acpi.c
index e9ee4c52a5f6..c7ac9297a204 100644
--- a/drivers/acpi/asus_acpi.c
+++ b/drivers/acpi/asus_acpi.c
@@ -138,6 +138,7 @@ struct asus_hotk {
                 S2x,            //S200 (J1 reported), Victor MP-XP7210
                 W1N,            //W1000N
                 W5A,            //W5A
+                W3V,            //W3030V
                 xxN,            //M2400N, M3700N, M5200N, M6800N, S1300N, S5200N
                 //(Centrino)
                 END_MODEL
@@ -376,6 +377,17 @@ static struct model_data model_conf[END_MODEL] = {
          .display_get = "\\ADVG"},
 
         {
+         .name = "W3V",
+         .mt_mled = "MLED",
+         .mt_wled = "WLED",
+         .mt_lcd_switch = xxN_PREFIX "_Q10",
+         .lcd_status = "\\BKLT",
+         .brightness_set = "SPLV",
+         .brightness_get = "GPLV",
+         .display_set = "SDSP",
+         .display_get = "\\INFB"},
+
+       {
          .name = "xxN",
          .mt_mled = "MLED",
 /* WLED present, but not controlled by ACPI */
@@ -555,11 +567,11 @@ static int
 write_led(const char __user * buffer, unsigned long count,
           char *ledname, int ledmask, int invert)
 {
-        int value;
+        int rv, value;
         int led_out = 0;
 
-        count = parse_arg(buffer, count, &value);
-        if (count > 0)
+        rv = parse_arg(buffer, count, &value);
+        if (rv > 0)
                 led_out = value ? 1 : 0;
 
         hotk->status =
@@ -572,7 +584,7 @@ write_led(const char __user * buffer, unsigned long count,
                 printk(KERN_WARNING "Asus ACPI: LED (%s) write failed\n",
                        ledname);
 
-        return count;
+        return rv;
 }
 
 /*
@@ -607,20 +619,18 @@ static int
 proc_write_ledd(struct file *file, const char __user * buffer,
                 unsigned long count, void *data)
 {
-        int value;
+        int rv, value;
 
-        count = parse_arg(buffer, count, &value);
-        if (count > 0) {
+        rv = parse_arg(buffer, count, &value);
+        if (rv > 0) {
                 if (!write_acpi_int
                     (hotk->handle, hotk->methods->mt_ledd, value, NULL))
                         printk(KERN_WARNING
                                "Asus ACPI: LED display write failed\n");
                 else
                         hotk->ledd_status = (u32) value;
-        } else if (count < 0)
-                printk(KERN_WARNING "Asus ACPI: Error reading user input\n");
-
-        return count;
+        }
+        return rv;
 }
 
 /*
@@ -761,12 +771,12 @@ static int
 proc_write_lcd(struct file *file, const char __user * buffer,
                unsigned long count, void *data)
 {
-        int value;
+        int rv, value;
 
-        count = parse_arg(buffer, count, &value);
-        if (count > 0)
+        rv = parse_arg(buffer, count, &value);
+        if (rv > 0)
                 set_lcd_state(value);
-        return count;
+        return rv;
 }
 
 static int read_brightness(void)
@@ -830,18 +840,15 @@ static int
 proc_write_brn(struct file *file, const char __user * buffer,
                unsigned long count, void *data)
 {
-        int value;
+        int rv, value;
 
-        count = parse_arg(buffer, count, &value);
-        if (count > 0) {
+        rv = parse_arg(buffer, count, &value);
+        if (rv > 0) {
                 value = (0 < value) ? ((15 < value) ? 15 : value) : 0;
                 /* 0 <= value <= 15 */
                 set_brightness(value);
-        } else if (count < 0) {
-                printk(KERN_WARNING "Asus ACPI: Error reading user input\n");
         }
-
-        return count;
+        return rv;
 }
 
 static void set_display(int value)
@@ -880,15 +887,12 @@ static int
 proc_write_disp(struct file *file, const char __user * buffer,
                 unsigned long count, void *data)
 {
-        int value;
+        int rv, value;
 
-        count = parse_arg(buffer, count, &value);
-        if (count > 0)
+        rv = parse_arg(buffer, count, &value);
+        if (rv > 0)
                 set_display(value);
-        else if (count < 0)
-                printk(KERN_WARNING "Asus ACPI: Error reading user input\n");
-
-        return count;
+        return rv;
 }
 
 typedef int (proc_readfunc) (char *page, char **start, off_t off, int count,
@@ -1097,6 +1101,8 @@ static int asus_model_match(char *model)
                 return A4G;
         else if (strncmp(model, "W1N", 3) == 0)
                 return W1N;
+        else if (strncmp(model, "W3V", 3) == 0)
+                return W3V;
         else if (strncmp(model, "W5A", 3) == 0)
                 return W5A;
         else
@@ -1200,9 +1206,10 @@ static int asus_hotk_get_info(void)
                 hotk->methods->mt_wled = NULL;
         /* L5D's WLED is not controlled by ACPI */
         else if (strncmp(string, "M2N", 3) == 0 ||
+                 strncmp(string, "W3V", 3) == 0 ||
                  strncmp(string, "S1N", 3) == 0)
                 hotk->methods->mt_wled = "WLED";
-        /* M2N and S1N have a usable WLED */
+        /* M2N, S1N and W3V have a usable WLED */
         else if (asus_info) {
                 if (strncmp(asus_info->oem_table_id, "L1", 2) == 0)
                         hotk->methods->mled_status = NULL;