[POWERPC] Remove old interface find_devices

Replace uses with of_find_node_by_name and for_each_node_by_name.

Signed-off-by: Stephen Rothwell <sfr@canb.auug.org.au>
Signed-off-by: Paul Mackerras <paulus@samba.org>

5 files changed, 25 insertions, 13 deletions

diff --git a/drivers/macintosh/ans-lcd.c b/drivers/macintosh/ans-lcd.c
index cdd5a0f72e3..e54c4d9f636 100644
--- a/drivers/macintosh/ans-lcd.c
+++ b/drivers/macintosh/ans-lcd.c
@@ -145,11 +145,12 @@ anslcd_init(void)
 	int retval;
 	struct device_node* node;
 
-	node = find_devices("lcd");
-	if (!node || !node->parent)
-		return -ENODEV;
-	if (strcmp(node->parent->name, "gc"))
+	node = of_find_node_by_name(NULL, "lcd");
+	if (!node || !node->parent || strcmp(node->parent->name, "gc")) {
+		of_node_put(node);
 		return -ENODEV;
+	}
+	of_node_put(node);
 
 	anslcd_ptr = ioremap(ANSLCD_ADDR, 0x20);
 	
diff --git a/drivers/macintosh/via-pmu.c b/drivers/macintosh/via-pmu.c
index 7b7db5db50d..e31cb1e7a47 100644
--- a/drivers/macintosh/via-pmu.c
+++ b/drivers/macintosh/via-pmu.c
@@ -487,7 +487,8 @@ static int __init via_pmu_dev_init(void)
 		pmu_batteries[0].flags |= PMU_BATT_TYPE_SMART;
 		pmu_batteries[1].flags |= PMU_BATT_TYPE_SMART;
 	} else {
-		struct device_node* prim = find_devices("power-mgt");
+		struct device_node* prim =
+			of_find_node_by_name(NULL, "power-mgt");
 		const u32 *prim_info = NULL;
 		if (prim)
 			prim_info = of_get_property(prim, "prim-info", NULL);
@@ -498,6 +499,7 @@ static int __init via_pmu_dev_init(void)
 			if (pmu_battery_count > 1)
 				pmu_batteries[1].flags |= PMU_BATT_TYPE_SMART;
 		}
+		of_node_put(prim);
 	}
 #endif /* CONFIG_PPC32 */
 
diff --git a/drivers/media/video/planb.c b/drivers/media/video/planb.c
index 86d2884e16c..e6e61df0d07 100644
--- a/drivers/media/video/planb.c
+++ b/drivers/media/video/planb.c
@@ -2160,7 +2160,7 @@ static int find_planb(void)
 	if (!machine_is(powermac))
 		return 0;
 
-	planb_devices = find_devices("planb");
+	planb_devices = of_find_node_by_name(NULL, "planb");
 	if (planb_devices == 0) {
 		planb_num=0;
 		printk(KERN_WARNING "PlanB: no device found!\n");
@@ -2175,12 +2175,14 @@ static int find_planb(void)
 	if (planb_devices->n_addrs != 1) {
 		printk (KERN_WARNING "PlanB: expecting 1 address for planb "
 			"(got %d)", planb_devices->n_addrs);
+		of_node_put(planb_devices);
 		return 0;
 	}
 
 	if (planb_devices->n_intrs == 0) {
 		printk(KERN_WARNING "PlanB: no intrs for device %s\n",
 		       planb_devices->full_name);
+		of_node_put(planb_devices);
 		return 0;
 	} else {
 		irq = planb_devices->intrs[0].line;
@@ -2202,6 +2204,7 @@ static int find_planb(void)
 	confreg = planb_devices->addrs[0].space & 0xff;
 	old_base = planb_devices->addrs[0].address;
 	new_base = 0xf1000000;
+	of_node_put(planb_devices);
 
 	DEBUG("PlanB: Found on bus %d, dev %d, func %d, "
 		"membase 0x%x (base reg. 0x%x)\n",
diff --git a/drivers/serial/pmac_zilog.c b/drivers/serial/pmac_zilog.c
index 2b163c532e0..cd92a3966b0 100644
--- a/drivers/serial/pmac_zilog.c
+++ b/drivers/serial/pmac_zilog.c
@@ -1467,7 +1467,8 @@ no_dma:
 	if (ZS_IS_IRDA(uap))
 		uap->port_type = PMAC_SCC_IRDA;
 	if (ZS_IS_INTMODEM(uap)) {
-		struct device_node* i2c_modem = find_devices("i2c-modem");
+		struct device_node* i2c_modem =
+			of_find_node_by_name(NULL, "i2c-modem");
 		if (i2c_modem) {
 			const char* mid =
 				of_get_property(i2c_modem, "modem-id", NULL);
@@ -1482,6 +1483,7 @@ no_dma:
 			}
 			printk(KERN_INFO "pmac_zilog: i2c-modem detected, id: %d\n",
 				mid ? (*mid) : 0);
+			of_node_put(i2c_modem);
 		} else {
 			printk(KERN_INFO "pmac_zilog: serial modem detected\n");
 		}
diff --git a/drivers/video/controlfb.c b/drivers/video/controlfb.c
index fd60dba294d..8b762739b1e 100644
--- a/drivers/video/controlfb.c
+++ b/drivers/video/controlfb.c
@@ -179,12 +179,14 @@ MODULE_LICENSE("GPL");
 int init_module(void)
 {
 	struct device_node *dp;
+	int ret = -ENXIO;
 
-	dp = find_devices("control");
+	dp = of_find_node_by_name(NULL, "control");
 	if (dp != 0 && !control_of_init(dp))
-		return 0;
+		ret = 0;
+	of_node_put(dp);
 
-	return -ENXIO;
+	return ret;
 }
 
 void cleanup_module(void)
@@ -589,16 +591,18 @@ static int __init control_init(void)
 {
 	struct device_node *dp;
 	char *option = NULL;
+	int ret = -ENXIO;
 
 	if (fb_get_options("controlfb", &option))
 		return -ENODEV;
 	control_setup(option);
 
-	dp = find_devices("control");
+	dp = of_find_node_by_name(NULL, "control");
 	if (dp != 0 && !control_of_init(dp))
-		return 0;
+		ret = 0;
+	of_node_put(dp);
 
-	return -ENXIO;
+	return ret;
 }
 
 module_init(control_init);