Changeset 17100

Timestamp:

05/21/11 12:15:51 (2 years ago)

Author:

BrainSlayer

Message:

fix led problem

File:

• src/router/libutils/gpio.c (modified) (7 diffs)

src/router/libutils/gpio.c

@@ -61 +61 @@
                 sprintf(buf, "/proc/gpio/%d_out", gpio);
         } else {
-                sprintf(buf, "/proc/wl0gpio/%d_out", (gpio-GPIOMAX));
+                sprintf(buf, "/proc/wl0gpio/%d_out", (gpio - GPIOMAX));
         }
 #undef GPIOMAX
@@ -128 +128 @@
         }
 
-        /*
+        /*
          * Config bit as output 
          */
@@ -142 +142 @@
                 return;
         }
-        /*
+        /*
          * Write data 
          */
@@ -154 +154 @@
                         strerror(errno), errno);
         }
-//      fprintf(stderr,"done\n");
+//      fprintf(stderr,"done\n");
 
         close(file);
@@ -701 +701 @@
 void set_gpio(int pin, int value)
 {
-        int fd;
-        if ((fd = open("/dev/misc/gpio", O_RDWR)) < 0) {
-                printf("Error whilst opening /dev/gpio\n");
-                return;
-        }
 
         switch (pin) {
@@ -714 +709 @@
                 break;
         default:
+                int fd;
+                if ((fd = open("/dev/misc/gpio", O_RDWR)) < 0) {
+                        printf("Error whilst opening /dev/gpio\n");
+                        return;
+                }
                 ioctl(fd, GPIO_DIR_OUT, pin);
                 if (value)
@@ -719 +719 @@
                 else
                         ioctl(fd, GPIO_CLEAR, pin);
-                break;
-        }
-        close(fd);
+                close(fd);
+                break;
+        }
 }