broadcom-diag: reoder some parts.

This was done to reduce the number of forward declaration needed.
This does not contain any real change in the code.

SVN-Revision: 37278

package/kernel/broadcom-diag/src/diag.c

@@ -44,6 +44,21 @@ static int fill_event(struct event_t *);
 static unsigned int gpiomask = 0;
 module_param(gpiomask, int, 0644);
 
+extern char *nvram_get(char *str);
+
+static void register_leds(struct led_t *l);
+static void unregister_leds(struct led_t *l);
+static void led_flash(unsigned long dummy);
+
+static struct platform_t platform;
+
+static struct timer_list led_timer = TIMER_INITIALIZER(&led_flash, 0, 0);
+
+static struct proc_dir_entry *diag, *leds;
+
+static struct prochandler_t proc_model = { .type = PROC_MODEL };
+static struct prochandler_t proc_gpiomask = { .type = PROC_GPIOMASK };
+
 enum {
 	/* Linksys */
 	WAP54GV1,
@@ -1381,41 +1396,6 @@ static void gpio_set_irqenable(int enabled, irqreturn_t (*handler)(int, void *))
 	}
 }
 
-static void register_buttons(struct button_t *b)
-{
-	for (; b->name; b++)
-		platform.button_mask |= b->gpio;
-
-	platform.button_mask &= ~gpiomask;
-
-	bcm47xx_gpio_outen(platform.button_mask, 0);
-	bcm47xx_gpio_control(platform.button_mask, 0);
-	platform.button_polarity = bcm47xx_gpio_in(~0) & platform.button_mask;
-	bcm47xx_gpio_polarity(platform.button_mask, platform.button_polarity);
-	bcm47xx_gpio_intmask(platform.button_mask, platform.button_mask);
-
-	gpio_set_irqenable(1, button_handler);
-}
-
-static void unregister_buttons(struct button_t *b)
-{
-	bcm47xx_gpio_intmask(platform.button_mask, 0);
-
-	gpio_set_irqenable(0, button_handler);
-}
-
-
-static void add_msg(struct event_t *event, char *msg, int argv)
-{
-	char *s;
-
-	if (argv)
-		return;
-
-	s = skb_put(event->skb, strlen(msg) + 1);
-	strcpy(s, msg);
-}
-
 static void hotplug_button(struct work_struct *work)
 {
 	struct event_t *event = container_of(work, struct event_t, wq);
@@ -1433,27 +1413,6 @@ static void hotplug_button(struct work_struct *work)
 	kfree(event);
 }
 
-
-static int fill_event (struct event_t *event)
-{
-	static char buf[128];
-
-	add_msg(event, "HOME=/", 0);
-	add_msg(event, "PATH=/sbin:/bin:/usr/sbin:/usr/bin", 0);
-	add_msg(event, "SUBSYSTEM=button", 0);
-	snprintf(buf, 128, "ACTION=%s", event->action);
-	add_msg(event, buf, 0);
-	snprintf(buf, 128, "BUTTON=%s", event->name);
-	add_msg(event, buf, 0);
-	snprintf(buf, 128, "SEEN=%ld", event->seen);
-	add_msg(event, buf, 0);
-	snprintf(buf, 128, "SEQNUM=%llu", uevent_next_seqnum());
-	add_msg(event, buf, 0);
-
-	return 0;
-}
-
-
 static irqreturn_t button_handler(int irq, void *dev_id)
 {
 	struct button_t *b;
@@ -1486,71 +1445,58 @@ static irqreturn_t button_handler(int irq, void *dev_id)
 	return IRQ_HANDLED;
 }
 
-static void register_leds(struct led_t *l)
+static void register_buttons(struct button_t *b)
 {
-	struct proc_dir_entry *p;
-	u32 mask = 0;
-	u32 oe_mask = 0;
-	u32 val = 0;
-
-	leds = proc_mkdir("led", diag);
-	if (!leds)
-		return;
+	for (; b->name; b++)
+		platform.button_mask |= b->gpio;
 
-	for(; l->name; l++) {
-		if (l->gpio & gpiomask)
-			continue;
+	platform.button_mask &= ~gpiomask;
 
-		switch (l->gpio & GPIO_TYPE_MASK) {
-		case GPIO_TYPE_EXTIF:
-			l->state = 0;
-			set_led_extif(l);
-			break;
-		case GPIO_TYPE_SHIFT:
-			mask |= (SHIFTREG_DATA | SHIFTREG_CLK);
-			oe_mask |= (SHIFTREG_DATA | SHIFTREG_CLK);
-			l->state = (l->polarity != NORMAL);
-			set_led_shift(l);
-			break;
-		case GPIO_TYPE_NORMAL:
-		default:
-			if (l->polarity != INPUT) oe_mask |= l->gpio;
-			mask |= l->gpio;
-			val |= (l->polarity == NORMAL)?0:l->gpio;
-			break;
-		}
+	bcm47xx_gpio_outen(platform.button_mask, 0);
+	bcm47xx_gpio_control(platform.button_mask, 0);
+	platform.button_polarity = bcm47xx_gpio_in(~0) & platform.button_mask;
+	bcm47xx_gpio_polarity(platform.button_mask, platform.button_polarity);
+	bcm47xx_gpio_intmask(platform.button_mask, platform.button_mask);
 
-		if (l->polarity == INPUT) continue;
+	gpio_set_irqenable(1, button_handler);
+}
 
-		if ((p = create_proc_entry(l->name, S_IRUSR, leds))) {
-			l->proc.type = PROC_LED;
-			l->proc.ptr = l;
-			p->data = (void *) &l->proc;
-			p->proc_fops = &diag_proc_fops;
-		}
-	}
+static void unregister_buttons(struct button_t *b)
+{
+	bcm47xx_gpio_intmask(platform.button_mask, 0);
 
-	bcm47xx_gpio_outen(mask, oe_mask);
-	bcm47xx_gpio_control(mask, 0);
-	bcm47xx_gpio_out(mask, val);
-	bcm47xx_gpio_intmask(mask, 0);
+	gpio_set_irqenable(0, button_handler);
 }
 
-static void unregister_leds(struct led_t *l)
+
+static void add_msg(struct event_t *event, char *msg, int argv)
 {
-	for(; l->name; l++)
-		remove_proc_entry(l->name, leds);
+	char *s;
 
-	remove_proc_entry("led", diag);
+	if (argv)
+		return;
+
+	s = skb_put(event->skb, strlen(msg) + 1);
+	strcpy(s, msg);
 }
 
-static void set_led_extif(struct led_t *led)
+static int fill_event (struct event_t *event)
 {
-	volatile u8 *addr = (volatile u8 *) KSEG1ADDR(EXTIF_UART) + (led->gpio & ~GPIO_TYPE_MASK);
-	if (led->state)
-		*addr = 0xFF;
-	else
-		*addr;
+	static char buf[128];
+
+	add_msg(event, "HOME=/", 0);
+	add_msg(event, "PATH=/sbin:/bin:/usr/sbin:/usr/bin", 0);
+	add_msg(event, "SUBSYSTEM=button", 0);
+	snprintf(buf, 128, "ACTION=%s", event->action);
+	add_msg(event, buf, 0);
+	snprintf(buf, 128, "BUTTON=%s", event->name);
+	add_msg(event, buf, 0);
+	snprintf(buf, 128, "SEEN=%ld", event->seen);
+	add_msg(event, buf, 0);
+	snprintf(buf, 128, "SEQNUM=%llu", uevent_next_seqnum());
+	add_msg(event, buf, 0);
+
+	return 0;
 }
 
 /*
@@ -1592,6 +1538,15 @@ static void set_led_shift(struct led_t *led)
 	}
 }
 
+static void set_led_extif(struct led_t *led)
+{
+	volatile u8 *addr = (volatile u8 *) KSEG1ADDR(EXTIF_UART) + (led->gpio & ~GPIO_TYPE_MASK);
+	if (led->state)
+		*addr = 0xFF;
+	else
+		*addr;
+}
+
 
 static void led_flash(unsigned long dummy) {
 	struct led_t *l;
@@ -1744,6 +1699,69 @@ static ssize_t diag_proc_write(struct file *file, const char *buf, size_t count,
 	return ret;
 }
 
+static struct file_operations diag_proc_fops = {
+	read: diag_proc_read,
+	write: diag_proc_write
+};
+
+static void register_leds(struct led_t *l)
+{
+	struct proc_dir_entry *p;
+	u32 mask = 0;
+	u32 oe_mask = 0;
+	u32 val = 0;
+
+	leds = proc_mkdir("led", diag);
+	if (!leds)
+		return;
+
+	for(; l->name; l++) {
+		if (l->gpio & gpiomask)
+			continue;
+
+		switch (l->gpio & GPIO_TYPE_MASK) {
+		case GPIO_TYPE_EXTIF:
+			l->state = 0;
+			set_led_extif(l);
+			break;
+		case GPIO_TYPE_SHIFT:
+			mask |= (SHIFTREG_DATA | SHIFTREG_CLK);
+			oe_mask |= (SHIFTREG_DATA | SHIFTREG_CLK);
+			l->state = (l->polarity != NORMAL);
+			set_led_shift(l);
+			break;
+		case GPIO_TYPE_NORMAL:
+		default:
+			if (l->polarity != INPUT) oe_mask |= l->gpio;
+			mask |= l->gpio;
+			val |= (l->polarity == NORMAL)?0:l->gpio;
+			break;
+		}
+
+		if (l->polarity == INPUT) continue;
+
+		if ((p = create_proc_entry(l->name, S_IRUSR, leds))) {
+			l->proc.type = PROC_LED;
+			l->proc.ptr = l;
+			p->data = (void *) &l->proc;
+			p->proc_fops = &diag_proc_fops;
+		}
+	}
+
+	bcm47xx_gpio_outen(mask, oe_mask);
+	bcm47xx_gpio_control(mask, 0);
+	bcm47xx_gpio_out(mask, val);
+	bcm47xx_gpio_intmask(mask, 0);
+}
+
+static void unregister_leds(struct led_t *l)
+{
+	for(; l->name; l++)
+		remove_proc_entry(l->name, leds);
+
+	remove_proc_entry("led", diag);
+}
+
 static int __init diag_init(void)
 {
 	static struct proc_dir_entry *p;

package/kernel/broadcom-diag/src/diag.h

@@ -85,51 +85,3 @@ struct event_t {
 	u8 enr, anr;
 #endif
 };
-
-extern char *nvram_get(char *str);
-
-static struct platform_t platform;
-
-/* buttons */
-
-static void register_buttons(struct button_t *b);
-static void unregister_buttons(struct button_t *b);
-
-static void hotplug_button(struct work_struct *work);
-static irqreturn_t button_handler(int irq, void *dev_id);
-
-/* leds */
-
-static void register_leds(struct led_t *l);
-static void unregister_leds(struct led_t *l);
-
-static void set_led_extif(struct led_t *led);
-static void set_led_shift(struct led_t *led);
-static void led_flash(unsigned long dummy);
-
-/* 2.4 compatibility */
-#ifndef TIMER_INITIALIZER
-#define TIMER_INITIALIZER(_function, _expires, _data) \
-	{ \
-		/* _expires and _data currently unused */ \
-		function: _function \
-	}
-#endif
-
-static struct timer_list led_timer = TIMER_INITIALIZER(&led_flash, 0, 0);
-
-/* proc */
-
-static struct proc_dir_entry *diag, *leds;
-
-static ssize_t diag_proc_read(struct file *file, char *buf, size_t count, loff_t *ppos);
-static ssize_t diag_proc_write(struct file *file, const char *buf, size_t count, loff_t *ppos);
-
-static struct file_operations diag_proc_fops = {
-	read: diag_proc_read,
-	write: diag_proc_write
-};
-
-static struct prochandler_t proc_model = { .type = PROC_MODEL };
-static struct prochandler_t proc_gpiomask = { .type = PROC_GPIOMASK };
-