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[POWERPC] maple: Constify & voidify get_property()

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Now that get_property() returns a void *, there's no need to cast its
return value. Also, treat the return value as const, so we can
constify get_property later.

maple platform changes.

Built for maple_defconfig

Signed-off-by: Jeremy Kerr <jk@ozlabs.org>
Signed-off-by: Paul Mackerras <paulus@samba.org>
This commit is contained in:
Jeremy Kerr 2006-07-12 15:40:17 +10:00 committed by Paul Mackerras
parent ae6b4101e5
commit eeb2b723ef
2 changed files with 21 additions and 26 deletions
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20
arch/powerpc/platforms/maple/pci.c
View File

@ -38,16 +38,16 @@ static struct pci_controller *u3_agp, *u3_ht;
static int __init fixup_one_level_bus_range(struct device_node *node, int higher)
{
for (; node != 0;node = node->sibling) {
int * bus_range;
unsigned int *class_code;
const int *bus_range;
const unsigned int *class_code;
int len;
/* For PCI<->PCI bridges or CardBus bridges, we go down */
class_code = (unsigned int *) get_property(node, "class-code", NULL);
class_code = get_property(node, "class-code", NULL);
if (!class_code || ((*class_code >> 8) != PCI_CLASS_BRIDGE_PCI &&
(*class_code >> 8) != PCI_CLASS_BRIDGE_CARDBUS))
continue;
bus_range = (int *) get_property(node, "bus-range", &len);
bus_range = get_property(node, "bus-range", &len);
if (bus_range != NULL && len > 2 * sizeof(int)) {
if (bus_range[1] > higher)
higher = bus_range[1];
@ -65,16 +65,18 @@ static int __init fixup_one_level_bus_range(struct device_node *node, int higher
*/
static void __init fixup_bus_range(struct device_node *bridge)
{
int * bus_range;
int *bus_range;
struct property *prop;
int len;
/* Lookup the "bus-range" property for the hose */
bus_range = (int *) get_property(bridge, "bus-range", &len);
if (bus_range == NULL || len < 2 * sizeof(int)) {
prop = of_find_property(bridge, "bus-range", &len);
if (prop == NULL || prop->value == NULL || len < 2 * sizeof(int)) {
printk(KERN_WARNING "Can't get bus-range for %s\n",
bridge->full_name);
return;
}
bus_range = (int *)prop->value;
bus_range[1] = fixup_one_level_bus_range(bridge->child, bus_range[1]);
}
@ -314,12 +316,12 @@ static int __init add_bridge(struct device_node *dev)
int len;
struct pci_controller *hose;
char* disp_name;
int *bus_range;
const int *bus_range;
int primary = 1;
DBG("Adding PCI host bridge %s\n", dev->full_name);
bus_range = (int *) get_property(dev, "bus-range", &len);
bus_range = get_property(dev, "bus-range", &len);
if (bus_range == NULL || len < 2 * sizeof(int)) {
printk(KERN_WARNING "Can't get bus-range for %s, assume bus 0\n",
dev->full_name);

27
arch/powerpc/platforms/maple/setup.c
View File

@ -99,8 +99,7 @@ static unsigned long maple_find_nvram_base(void)
static void maple_restart(char *cmd)
{
unsigned int maple_nvram_base;
unsigned int maple_nvram_offset;
unsigned int maple_nvram_command;
const unsigned int *maple_nvram_offset, *maple_nvram_command;
struct device_node *sp;
maple_nvram_base = maple_find_nvram_base();
@ -113,14 +112,12 @@ static void maple_restart(char *cmd)
printk(KERN_EMERG "Maple: Unable to find Service Processor\n");
goto fail;
}
maple_nvram_offset = *(unsigned int*) get_property(sp,
"restart-addr", NULL);
maple_nvram_command = *(unsigned int*) get_property(sp,
"restart-value", NULL);
maple_nvram_offset = get_property(sp, "restart-addr", NULL);
maple_nvram_command = get_property(sp, "restart-value", NULL);
of_node_put(sp);
/* send command */
outb_p(maple_nvram_command, maple_nvram_base + maple_nvram_offset);
outb_p(*maple_nvram_command, maple_nvram_base + *maple_nvram_offset);
for (;;) ;
fail:
printk(KERN_EMERG "Maple: Manual Restart Required\n");
@ -129,8 +126,7 @@ static void maple_restart(char *cmd)
static void maple_power_off(void)
{
unsigned int maple_nvram_base;
unsigned int maple_nvram_offset;
unsigned int maple_nvram_command;
const unsigned int *maple_nvram_offset, *maple_nvram_command;
struct device_node *sp;
maple_nvram_base = maple_find_nvram_base();
@ -143,14 +139,12 @@ static void maple_power_off(void)
printk(KERN_EMERG "Maple: Unable to find Service Processor\n");
goto fail;
}
maple_nvram_offset = *(unsigned int*) get_property(sp,
"power-off-addr", NULL);
maple_nvram_command = *(unsigned int*) get_property(sp,
"power-off-value", NULL);
maple_nvram_offset = get_property(sp, "power-off-addr", NULL);
maple_nvram_command = get_property(sp, "power-off-value", NULL);
of_node_put(sp);
/* send command */
outb_p(maple_nvram_command, maple_nvram_base + maple_nvram_offset);
outb_p(*maple_nvram_command, maple_nvram_base + *maple_nvram_offset);
for (;;) ;
fail:
printk(KERN_EMERG "Maple: Manual Power-Down Required\n");
@ -211,7 +205,7 @@ static void __init maple_init_early(void)
static void __init maple_init_IRQ(void)
{
struct device_node *root, *np, *mpic_node = NULL;
unsigned int *opprop;
const unsigned int *opprop;
unsigned long openpic_addr = 0;
int naddr, n, i, opplen, has_isus = 0;
struct mpic *mpic;
@ -234,8 +228,7 @@ static void __init maple_init_IRQ(void)
/* Find address list in /platform-open-pic */
root = of_find_node_by_path("/");
naddr = prom_n_addr_cells(root);
opprop = (unsigned int *) get_property(root, "platform-open-pic",
&opplen);
opprop = get_property(root, "platform-open-pic", &opplen);
if (opprop != 0) {
openpic_addr = of_read_number(opprop, naddr);
has_isus = (opplen > naddr);