document some kernel patches

[openwrt.git] / openwrt / package / linux / kernel-source / drivers / net / diag / diag_led.c

diff --git a/openwrt/package/linux/kernel-source/drivers/net/diag/diag_led.c b/openwrt/package/linux/kernel-source/drivers/net/diag/diag_led.c
index 9945dbe..00d19cd 100644 (file)
--- a/openwrt/package/linux/kernel-source/drivers/net/diag/diag_led.c
+++ b/openwrt/package/linux/kernel-source/drivers/net/diag/diag_led.c
@@ -27,6 +27,7 @@
  * 2004/08/26 asus & buffalo support added
  * 2005/03/14 asus wl-500g deluxe and buffalo v2 support added
  * 2005/04/13 added licensing informations
+ * 2005/04/18 base reset polarity off initial readings
  */
 
 #include <linux/module.h>
@@ -91,8 +92,6 @@ static unsigned int diag = 0;
 
 static void diag_change()
 {
-       //printk(KERN_INFO "led -> %02x\n",diag);
-
        set_diag(0xFF); // off
        set_dmz(0xFF); // off
 
@@ -172,7 +171,6 @@ static int __init diag_init()
        set_dmz=ignore;
        
        if ((board_type & 0xf00) == 0x400) {
-               board_type=1;
                buf=nvram_get("boardtype")?:"";
                if (!strcmp(buf,"bcm94710dev")) {
                        buf=nvram_get("boardnum")?:"";
@@ -181,57 +179,51 @@ static int __init diag_init()
                                set_diag=v1_set_diag;
                                set_dmz=v1_set_dmz;
                                reset_gpio=(1<<6);
-                               reset_polarity=0;
-                       } else if (!strcmp(buf,"asusX")) {
+                       }
+                       if (!strcmp(buf,"asusX")) {
                                //asus wl-500g
-                               //no leds
                                reset_gpio=(1<<6);
-                               reset_polarity=1;
                        }
-               } else if (!strcmp(buf,"bcm94710ap")) {
+               }
+               if (!strcmp(buf,"bcm94710ap")) {
                        buf=nvram_get("boardnum")?:"";
                        if (!strcmp(buf,"42")) {
                                // buffalo
                                set_dmz=v2_set_dmz;
                                reset_gpio=(1<<4);
-                               reset_polarity=1;
-                       } else if (!strcmp(buf,"44")) {
+                       }
+                       if (!strcmp(buf,"44")) {
                                //dell truemobile
                                set_dmz=v2_set_dmz;
                                reset_gpio=(1<<0);
-                               reset_polarity=0;
                        }
                }
        } else {
-               board_type=2;
-               set_diag=v2_set_diag;
-               set_dmz=v2_set_dmz;
-               reset_gpio=(1<<6);
-               reset_polarity=0;
                buf=nvram_get("boardnum")?:"";
+               if (!strcmp(buf,"42")) {
+                       //linksys
+                       set_diag=v2_set_diag;
+                       set_dmz=v2_set_dmz;
+                       reset_gpio=(1<<6);
+               }
                if (!strcmp(buf,"44")) {
                        //motorola
-                       set_diag=ignore;
-                       set_dmz=ignore;
                        reset_gpio=(1<<5);
-                       reset_polarity=0;
                }
                if (!strcmp(buf,"00")) {
                        //buffalo
-                       set_diag=ignore;
-                       set_dmz=ignore;
                        reset_gpio=(1<<7);
-                       reset_polarity=1;
                }
                if (!strcmp(buf,"45")) {
                        //wl-500g deluxe
-                       set_diag=ignore;
-                       set_dmz=ignore;
                        reset_gpio=(1<<6);
-                       reset_polarity=1;
                }
        }
-       printk(KERN_INFO "using v%d hardware\n",board_type);
+
+       
+       sb_gpiocontrol(sbh,reset_gpio,reset_gpio);
+       sb_gpioouten(sbh,reset_gpio,0);
+       reset_polarity=!(sb_gpioin(sbh)&reset_gpio);
 
        diag_sysctl_header = register_sysctl_table(sys_diag, 0);
        diag_change();