powerpc: Const-qualify Device Node Argument to DCR Resource Extent API

Add const qualifier to device_node argument for
dcr_resource_{start,len} as of_get_property also const-qualifies this
argument.

Signed-off-by: Grant Erickson <gerickson@nuovations.com>
Signed-off-by: Paul Mackerras <paulus@samba.org>
This commit is contained in:
Grant Erickson 2008-12-19 08:17:54 +00:00 коммит произвёл Paul Mackerras
Родитель 9dce3ce5c5
Коммит e14d77490d
2 изменённых файлов: 5 добавлений и 4 удалений

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@ -68,9 +68,9 @@ typedef dcr_host_mmio_t dcr_host_t;
* additional helpers to read the DCR * base from the device-tree * additional helpers to read the DCR * base from the device-tree
*/ */
struct device_node; struct device_node;
extern unsigned int dcr_resource_start(struct device_node *np, extern unsigned int dcr_resource_start(const struct device_node *np,
unsigned int index); unsigned int index);
extern unsigned int dcr_resource_len(struct device_node *np, extern unsigned int dcr_resource_len(const struct device_node *np,
unsigned int index); unsigned int index);
#endif /* CONFIG_PPC_DCR */ #endif /* CONFIG_PPC_DCR */
#endif /* __ASSEMBLY__ */ #endif /* __ASSEMBLY__ */

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@ -124,7 +124,8 @@ EXPORT_SYMBOL_GPL(dcr_write_generic);
#endif /* defined(CONFIG_PPC_DCR_NATIVE) && defined(CONFIG_PPC_DCR_MMIO) */ #endif /* defined(CONFIG_PPC_DCR_NATIVE) && defined(CONFIG_PPC_DCR_MMIO) */
unsigned int dcr_resource_start(struct device_node *np, unsigned int index) unsigned int dcr_resource_start(const struct device_node *np,
unsigned int index)
{ {
unsigned int ds; unsigned int ds;
const u32 *dr = of_get_property(np, "dcr-reg", &ds); const u32 *dr = of_get_property(np, "dcr-reg", &ds);
@ -136,7 +137,7 @@ unsigned int dcr_resource_start(struct device_node *np, unsigned int index)
} }
EXPORT_SYMBOL_GPL(dcr_resource_start); EXPORT_SYMBOL_GPL(dcr_resource_start);
unsigned int dcr_resource_len(struct device_node *np, unsigned int index) unsigned int dcr_resource_len(const struct device_node *np, unsigned int index)
{ {
unsigned int ds; unsigned int ds;
const u32 *dr = of_get_property(np, "dcr-reg", &ds); const u32 *dr = of_get_property(np, "dcr-reg", &ds);