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[POWERPC] Remove old interface find_path_device

Browse source 
Replaced by of_find_node_by_path.

Signed-off-by: Stephen Rothwell <sfr@canb.auug.org.au>
Signed-off-by: Paul Mackerras <paulus@samba.org>
This commit is contained in:
Stephen Rothwell 2007-04-24 13:50:55 +10:00 committed by Paul Mackerras
parent 112466b4d0
commit 8c8dc32248
12 changed files with 62 additions and 45 deletions
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6
arch/powerpc/kernel/lparcfg.c
View file

@ -321,7 +321,7 @@ static int pseries_lparcfg_data(struct seq_file *m, void *v)
struct device_node *rtas_node;
const int *lrdrp = NULL;
rtas_node = find_path_device("/rtas");
rtas_node = of_find_node_by_path("/rtas");
if (rtas_node)
lrdrp = of_get_property(rtas_node, "ibm,lrdr-capacity", NULL);
@ -330,6 +330,7 @@ static int pseries_lparcfg_data(struct seq_file *m, void *v)
} else {
partition_potential_processors = *(lrdrp + 4);
}
of_node_put(rtas_node);
partition_active_processors = lparcfg_count_active_processors();
@ -537,7 +538,7 @@ static int lparcfg_data(struct seq_file *m, void *v)
seq_printf(m, "%s %s \n", MODULE_NAME, MODULE_VERS);
rootdn = find_path_device("/");
rootdn = of_find_node_by_path("/");
if (rootdn) {
tmp = of_get_property(rootdn, "model", NULL);
if (tmp) {
@ -557,6 +558,7 @@ static int lparcfg_data(struct seq_file *m, void *v)
NULL);
if (lp_index_ptr)
lp_index = *lp_index_ptr;
of_node_put(rootdn);
}
seq_printf(m, "serial_number=%s\n", system_id);
seq_printf(m, "system_type=%s\n", model);

17
arch/powerpc/kernel/pci_32.c
View file

@ -669,6 +669,7 @@ pcibios_make_OF_bus_map(void)
int i;
struct pci_controller* hose;
struct property *map_prop;
struct device_node *dn;
pci_to_OF_bus_map = kmalloc(pci_bus_count, GFP_KERNEL);
if (!pci_to_OF_bus_map) {
@ -690,12 +691,13 @@ pcibios_make_OF_bus_map(void)
continue;
make_one_node_map(node, hose->first_busno);
}
map_prop = of_find_property(find_path_device("/"),
"pci-OF-bus-map", NULL);
dn = of_find_node_by_path("/");
map_prop = of_find_property(dn, "pci-OF-bus-map", NULL);
if (map_prop) {
BUG_ON(pci_bus_count > map_prop->length);
memcpy(map_prop->value, pci_to_OF_bus_map, pci_bus_count);
}
of_node_put(dn);
#ifdef DEBUG
printk("PCI->OF bus map:\n");
for (i=0; i<pci_bus_count; i++) {
@ -1006,14 +1008,19 @@ void __init
pci_create_OF_bus_map(void)
{
struct property* of_prop;
struct device_node *dn;
of_prop = (struct property*) alloc_bootmem(sizeof(struct property) + 256);
if (of_prop && find_path_device("/")) {
if (!of_prop)
return;
dn = of_find_node_by_path("/");
if (dn) {
memset(of_prop, -1, sizeof(struct property) + 256);
of_prop->name = "pci-OF-bus-map";
of_prop->length = 256;
of_prop->value = &of_prop[1];
prom_add_property(find_path_device("/"), of_prop);
prom_add_property(dn, of_prop);
of_node_put(dn);
}
}

14
arch/powerpc/kernel/prom.c
View file

@ -1153,20 +1153,6 @@ int machine_is_compatible(const char *compat)
}
EXPORT_SYMBOL(machine_is_compatible);
/**
* Find the device_node with a given full_name.
*/
struct device_node *find_path_device(const char *path)
{
struct device_node *np;
for (np = allnodes; np != 0; np = np->allnext)
if (np->full_name != 0 && strcasecmp(np->full_name, path) == 0)
return np;
return NULL;
}
EXPORT_SYMBOL(find_path_device);
/*******
*
* New implementation of the OF "find" APIs, return a refcounted

3
arch/powerpc/kernel/rtas.c
View file

@ -192,7 +192,7 @@ void rtas_progress(char *s, unsigned short hex)
if (display_width == 0) {
display_width = 0x10;
if ((root = find_path_device("/rtas"))) {
if ((root = of_find_node_by_path("/rtas"))) {
if ((p = of_get_property(root,
"ibm,display-line-length", NULL)))
display_width = *p;
@ -204,6 +204,7 @@ void rtas_progress(char *s, unsigned short hex)
display_lines = *p;
row_width = of_get_property(root,
"ibm,display-truncation-length", NULL);
of_node_put(root);
}
display_character = rtas_token("display-character");
set_indicator = rtas_token("set-indicator");

3
arch/powerpc/kernel/sysfs.c
View file

@ -66,7 +66,7 @@ static int __init smt_setup(void)
if (!cpu_has_feature(CPU_FTR_SMT))
return -ENODEV;
options = find_path_device("/options");
options = of_find_node_by_path("/options");
if (!options)
return -ENODEV;
@ -76,6 +76,7 @@ static int __init smt_setup(void)
per_cpu(smt_snooze_delay, cpu) = *val;
}
of_node_put(options);
return 0;
}
__initcall(smt_setup);

7
arch/powerpc/platforms/chrp/pci.c
View file

@ -185,10 +185,9 @@ setup_python(struct pci_controller *hose, struct device_node *dev)
/* Marvell Discovery II based Pegasos 2 */
static void __init setup_peg2(struct pci_controller *hose, struct device_node *dev)
{
struct device_node *root = find_path_device("/");
struct device_node *root = of_find_node_by_path("/");
struct device_node *rtas;
of_node_get(root);
rtas = of_find_node_by_name (root, "rtas");
if (rtas) {
hose->ops = &rtas_pci_ops;
@ -198,6 +197,7 @@ static void __init setup_peg2(struct pci_controller *hose, struct device_node *d
" your firmware\n");
}
pci_assign_all_buses = 1;
/* keep the reference to the root node */
}
void __init
@ -210,7 +210,7 @@ chrp_find_bridges(void)
const unsigned int *dma;
const char *model, *machine;
int is_longtrail = 0, is_mot = 0, is_pegasos = 0;
struct device_node *root = find_path_device("/");
struct device_node *root = of_find_node_by_path("/");
struct resource r;
/*
* The PCI host bridge nodes on some machines don't have
@ -309,6 +309,7 @@ chrp_find_bridges(void)
printk("pci_dram_offset = %lx\n", pci_dram_offset);
}
}
of_node_put(root);
}
/* SL82C105 IDE Control/Status Register */

9
arch/powerpc/platforms/chrp/setup.c
View file

@ -110,7 +110,7 @@ void chrp_show_cpuinfo(struct seq_file *m)
struct device_node *root;
const char *model = "";
root = find_path_device("/");
root = of_find_node_by_path("/");
if (root)
model = of_get_property(root, "model", NULL);
seq_printf(m, "machine\t\t: CHRP %s\n", model);
@ -160,6 +160,7 @@ void chrp_show_cpuinfo(struct seq_file *m)
gg2_cachetypes[(t>>2) & 3],
gg2_cachemodes[t & 3]);
}
of_node_put(root);
}
/*
@ -204,7 +205,7 @@ static void __init sio_init(void)
{
struct device_node *root;
if ((root = find_path_device("/")) &&
if ((root = of_find_node_by_path("/")) &&
!strncmp(of_get_property(root, "model", NULL),
"IBM,LongTrail", 13)) {
/* logical device 0 (KBC/Keyboard) */
@ -212,6 +213,7 @@ static void __init sio_init(void)
/* select logical device 1 (KBC/Mouse) */
sio_fixup_irq("mouse", 1, 12, 2);
}
of_node_put(root);
}
@ -250,7 +252,7 @@ static void briq_restart(char *cmd)
void __init chrp_setup_arch(void)
{
struct device_node *root = find_path_device ("/");
struct device_node *root = of_find_node_by_path("/");
const char *machine = NULL;
/* init to some ~sane value until calibrate_delay() runs */
@ -273,6 +275,7 @@ void __init chrp_setup_arch(void)
/* Let's assume it is an IBM chrp if all else fails */
_chrp_type = _CHRP_IBM;
}
of_node_put(root);
printk("chrp type = %x [%s]\n", _chrp_type, chrp_names[_chrp_type]);
rtas_initialize();

34
arch/powerpc/platforms/powermac/feature.c
View file

@ -1044,6 +1044,7 @@ core99_reset_cpu(struct device_node *node, long param, long value)
unsigned long flags;
struct macio_chip *macio;
struct device_node *np;
struct device_node *cpus;
const int dflt_reset_lines[] = { KL_GPIO_RESET_CPU0,
KL_GPIO_RESET_CPU1,
KL_GPIO_RESET_CPU2,
@ -1053,10 +1054,10 @@ core99_reset_cpu(struct device_node *node, long param, long value)
if (macio->type != macio_keylargo)
return -ENODEV;
np = find_path_device("/cpus");
if (np == NULL)
cpus = of_find_node_by_path("/cpus");
if (cpus == NULL)
return -ENODEV;
for (np = np->child; np != NULL; np = np->sibling) {
for (np = cpus->child; np != NULL; np = np->sibling) {
const u32 *num = of_get_property(np, "reg", NULL);
const u32 *rst = of_get_property(np, "soft-reset", NULL);
if (num == NULL || rst == NULL)
@ -1066,6 +1067,7 @@ core99_reset_cpu(struct device_node *node, long param, long value)
break;
}
}
of_node_put(cpus);
if (np == NULL || reset_io == 0)
reset_io = dflt_reset_lines[param];
@ -1497,15 +1499,16 @@ static long g5_reset_cpu(struct device_node *node, long param, long value)
unsigned long flags;
struct macio_chip *macio;
struct device_node *np;
struct device_node *cpus;
macio = &macio_chips[0];
if (macio->type != macio_keylargo2 && macio->type != macio_shasta)
return -ENODEV;
np = find_path_device("/cpus");
if (np == NULL)
cpus = of_find_node_by_path("/cpus");
if (cpus == NULL)
return -ENODEV;
for (np = np->child; np != NULL; np = np->sibling) {
for (np = cpus->child; np != NULL; np = np->sibling) {
const u32 *num = of_get_property(np, "reg", NULL);
const u32 *rst = of_get_property(np, "soft-reset", NULL);
if (num == NULL || rst == NULL)
@ -1515,6 +1518,7 @@ static long g5_reset_cpu(struct device_node *node, long param, long value)
break;
}
}
of_node_put(cpus);
if (np == NULL || reset_io == 0)
return -ENODEV;
@ -2499,18 +2503,26 @@ found:
* that all Apple OF revs did it properly, I do it the paranoid way.
*/
while (uninorth_base && uninorth_rev > 3) {
struct device_node *np = find_path_device("/cpus");
if (!np || !np->child) {
struct device_node *cpus = of_find_node_by_path("/cpus");
struct device_node *np;
if (!cpus || !cpus->child) {
printk(KERN_WARNING "Can't find CPU(s) in device tree !\n");
of_node_put(cpus);
break;
}
np = np->child;
np = cpus->child;
/* Nap mode not supported on SMP */
if (np->sibling)
if (np->sibling) {
of_node_put(cpus);
break;
}
/* Nap mode not supported if flush-on-lock property is present */
if (of_get_property(np, "flush-on-lock", NULL))
if (of_get_property(np, "flush-on-lock", NULL)) {
of_node_put(cpus);
break;
}
of_node_put(cpus);
powersave_nap = 1;
printk(KERN_DEBUG "Processor NAP mode on idle enabled.\n");
break;

7
drivers/char/briq_panel.c
View file

@ -202,13 +202,16 @@ static struct miscdevice briq_panel_miscdev = {
static int __init briq_panel_init(void)
{
struct device_node *root = find_path_device("/");
struct device_node *root = of_find_node_by_path("/");
const char *machine;
int i;
machine = of_get_property(root, "model", NULL);
if (!machine || strncmp(machine, "TotalImpact,BRIQ-1", 18) != 0)
if (!machine || strncmp(machine, "TotalImpact,BRIQ-1", 18) != 0) {
of_node_put(root);
return -ENODEV;
}
of_node_put(root);
printk(KERN_INFO
"briq_panel: v%s Dr. Karsten Jeppesen (kj@totalimpact.com)\n",

3
drivers/scsi/ibmvscsi/ibmvstgt.c
View file

@ -899,7 +899,7 @@ static int get_system_info(void)
const char *id, *model, *name;
const unsigned int *num;
rootdn = find_path_device("/");
rootdn = of_find_node_by_path("/");
if (!rootdn)
return -ENOENT;
@ -916,6 +916,7 @@ static int get_system_info(void)
if (num)
partition_number = *num;
of_node_put(rootdn);
return 0;
}

3
drivers/scsi/ibmvscsi/rpa_vscsi.c
View file

@ -157,7 +157,7 @@ static void gather_partition_info(void)
const unsigned int *p_number_ptr;
/* Retrieve information about this partition */
rootdn = find_path_device("/");
rootdn = of_find_node_by_path("/");
if (!rootdn) {
return;
}
@ -169,6 +169,7 @@ static void gather_partition_info(void)
p_number_ptr = of_get_property(rootdn, "ibm,partition-no", NULL);
if (p_number_ptr)
partition_number = *p_number_ptr;
of_node_put(rootdn);
}
static void set_adapter_info(struct ibmvscsi_host_data *hostdata)

1
include/asm-powerpc/prom.h
View file

@ -115,7 +115,6 @@ static inline void set_node_proc_entry(struct device_node *dn, struct proc_dir_e
/* OBSOLETE: Old style node lookup */
extern struct device_node *find_devices(const char *name);
extern struct device_node *find_type_devices(const char *type);
extern struct device_node *find_path_device(const char *path);
/* New style node lookup */
extern struct device_node *of_find_node_by_name(struct device_node *from,