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Message-ID: <20071129194436.GB12123@cvg>
Date: Thu, 29 Nov 2007 22:44:36 +0300
From: Cyrill Gorcunov <gorcunov@...il.com>
To: PPCML <linuxppc-dev@...abs.org>
Cc: LKML <linux-kernel@...r.kernel.org>,
Paul Mackerras <paulus@...ba.org>
Subject: [PATCH 1/5] PPC cleanup: sysdev - do use for_each macro
From: Cyrill Gorcunov <gorcunov@...il.com>
Signed-off-by: Cyrill Gorcunov <gorcunov@...il.com>
---
arch/powerpc/sysdev/fsl_soc.c | 7 +++----
arch/powerpc/sysdev/mv64x60_dev.c | 24 ++++++++++--------------
arch/powerpc/sysdev/mv64x60_pci.c | 4 ++--
arch/powerpc/sysdev/mv64x60_udbg.c | 4 ++--
arch/powerpc/sysdev/tsi108_dev.c | 9 ++++-----
arch/powerpc/sysdev/uic.c | 17 +++++------------
6 files changed, 26 insertions(+), 39 deletions(-)
diff --git a/arch/powerpc/sysdev/fsl_soc.c b/arch/powerpc/sysdev/fsl_soc.c
index 3ace747..927c238 100644
--- a/arch/powerpc/sysdev/fsl_soc.c
+++ b/arch/powerpc/sysdev/fsl_soc.c
@@ -1125,13 +1125,12 @@ arch_initcall(fs_enet_of_init);
static int __init fsl_pcmcia_of_init(void)
{
- struct device_node *np = NULL;
+ struct device_node *np;
/*
* Register all the devices which type is "pcmcia"
*/
- while ((np = of_find_compatible_node(np,
- "pcmcia", "fsl,pq-pcmcia")) != NULL)
- of_platform_device_create(np, "m8xx-pcmcia", NULL);
+ for_each_compatible_node(np, "pcmcia", "fsl,pq-pcmcia")
+ of_platform_device_create(np, "m8xx-pcmcia", NULL);
return 0;
}
diff --git a/arch/powerpc/sysdev/mv64x60_dev.c b/arch/powerpc/sysdev/mv64x60_dev.c
index 548a320..304056c 100644
--- a/arch/powerpc/sysdev/mv64x60_dev.c
+++ b/arch/powerpc/sysdev/mv64x60_dev.c
@@ -241,7 +241,7 @@ static int __init mv64x60_eth_device_setup(struct device_node *np, int id)
/* only register the shared platform device the first time through */
if (id == 0 && (err = eth_register_shared_pdev(np)))
- return err;;
+ return err;
memset(r, 0, sizeof(r));
of_irq_to_resource(np, 0, &r[0]);
@@ -451,22 +451,19 @@ static int __init mv64x60_device_setup(void)
int id;
int err;
- for (id = 0;
- (np = of_find_compatible_node(np, "serial", "marvell,mpsc")); id++)
- if ((err = mv64x60_mpsc_device_setup(np, id)))
+ id = 0;
+ for_each_compatible_node(np, "serial", "marvell,mpsc")
+ if ((err = mv64x60_mpsc_device_setup(np, id++)))
goto error;
- for (id = 0;
- (np = of_find_compatible_node(np, "network",
- "marvell,mv64x60-eth"));
- id++)
- if ((err = mv64x60_eth_device_setup(np, id)))
+ id = 0;
+ for_each_compatible_node(np, "network", "marvell,mv64x60-eth")
+ if ((err = mv64x60_eth_device_setup(np, id++)))
goto error;
- for (id = 0;
- (np = of_find_compatible_node(np, "i2c", "marvell,mv64x60-i2c"));
- id++)
- if ((err = mv64x60_i2c_device_setup(np, id)))
+ id = 0;
+ for_each_compatible_node(np, "i2c", "marvell,mv64x60-i2c")
+ if ((err = mv64x60_i2c_device_setup(np, id++)))
goto error;
/* support up to one watchdog timer */
@@ -477,7 +474,6 @@ static int __init mv64x60_device_setup(void)
of_node_put(np);
}
-
return 0;
error:
diff --git a/arch/powerpc/sysdev/mv64x60_pci.c b/arch/powerpc/sysdev/mv64x60_pci.c
index 6933f9c..d21ab8f 100644
--- a/arch/powerpc/sysdev/mv64x60_pci.c
+++ b/arch/powerpc/sysdev/mv64x60_pci.c
@@ -164,8 +164,8 @@ static int __init mv64x60_add_bridge(struct device_node *dev)
void __init mv64x60_pci_init(void)
{
- struct device_node *np = NULL;
+ struct device_node *np;
- while ((np = of_find_compatible_node(np, "pci", "marvell,mv64x60-pci")))
+ for_each_compatible_node(np, "pci", "marvell,mv64x60-pci")
mv64x60_add_bridge(np);
}
diff --git a/arch/powerpc/sysdev/mv64x60_udbg.c b/arch/powerpc/sysdev/mv64x60_udbg.c
index 367e7b1..35c77c7 100644
--- a/arch/powerpc/sysdev/mv64x60_udbg.c
+++ b/arch/powerpc/sysdev/mv64x60_udbg.c
@@ -85,10 +85,10 @@ static void mv64x60_udbg_init(void)
if (!stdout)
return;
- for (np = NULL;
- (np = of_find_compatible_node(np, "serial", "marvell,mpsc")); )
+ for_each_compatible_node(np, "serial", "marvell,mpsc") {
if (np == stdout)
break;
+ }
of_node_put(stdout);
if (!np)
diff --git a/arch/powerpc/sysdev/tsi108_dev.c b/arch/powerpc/sysdev/tsi108_dev.c
index a113d80..be2808a 100644
--- a/arch/powerpc/sysdev/tsi108_dev.c
+++ b/arch/powerpc/sysdev/tsi108_dev.c
@@ -66,14 +66,12 @@ EXPORT_SYMBOL(get_vir_csrbase);
static int __init tsi108_eth_of_init(void)
{
struct device_node *np;
- unsigned int i;
+ unsigned int i = 0;
struct platform_device *tsi_eth_dev;
struct resource res;
int ret;
- for (np = NULL, i = 0;
- (np = of_find_compatible_node(np, "network", "tsi108-ethernet")) != NULL;
- i++) {
+ for_each_compatible_node(np, "network", "tsi108-ethernet") {
struct resource r[2];
struct device_node *phy, *mdio;
hw_info tsi_eth_data;
@@ -98,7 +96,7 @@ static int __init tsi108_eth_of_init(void)
__FUNCTION__,r[1].name, r[1].start, r[1].end);
tsi_eth_dev =
- platform_device_register_simple("tsi-ethernet", i, &r[0],
+ platform_device_register_simple("tsi-ethernet", i++, &r[0],
1);
if (IS_ERR(tsi_eth_dev)) {
@@ -154,6 +152,7 @@ static int __init tsi108_eth_of_init(void)
unreg:
platform_device_unregister(tsi_eth_dev);
err:
+ of_node_put(np);
return ret;
}
diff --git a/arch/powerpc/sysdev/uic.c b/arch/powerpc/sysdev/uic.c
index 5149716..815d6db 100644
--- a/arch/powerpc/sysdev/uic.c
+++ b/arch/powerpc/sysdev/uic.c
@@ -326,28 +326,23 @@ void __init uic_init_tree(void)
const u32 *interrupts;
/* First locate and initialize the top-level UIC */
-
- np = of_find_compatible_node(NULL, NULL, "ibm,uic");
- while (np) {
+ for_each_compatible_node(np, NULL, "ibm,uic") {
interrupts = of_get_property(np, "interrupts", NULL);
- if (! interrupts)
+ if (!interrupts)
break;
-
- np = of_find_compatible_node(np, NULL, "ibm,uic");
}
BUG_ON(!np); /* uic_init_tree() assumes there's a UIC as the
* top-level interrupt controller */
primary_uic = uic_init_one(np);
- if (! primary_uic)
+ if (!primary_uic)
panic("Unable to initialize primary UIC %s\n", np->full_name);
irq_set_default_host(primary_uic->irqhost);
of_node_put(np);
/* The scan again for cascaded UICs */
- np = of_find_compatible_node(NULL, NULL, "ibm,uic");
- while (np) {
+ for_each_compatible_node(np, NULL, "ibm,uic") {
interrupts = of_get_property(np, "interrupts", NULL);
if (interrupts) {
/* Secondary UIC */
@@ -355,7 +350,7 @@ void __init uic_init_tree(void)
int ret;
uic = uic_init_one(np);
- if (! uic)
+ if (!uic)
panic("Unable to initialize a secondary UIC %s\n",
np->full_name);
@@ -373,8 +368,6 @@ void __init uic_init_tree(void)
/* FIXME: setup critical cascade?? */
}
-
- np = of_find_compatible_node(np, NULL, "ibm,uic");
}
}
--
1.5.3.5
-
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