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of/sparc: convert various prom_* functions to use phandle

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Rather than passing around ints everywhere, use the
phandle type where appropriate for the various functions
that talk to the PROM.

Signed-off-by: Andres Salomon <dilinger@queued.net>
Acked-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Grant Likely <grant.likely@secretlab.ca>
This commit is contained in:
Andres Salomon
2010-10-08 14:18:11 -07:00
committed by Grant Likely
parent 4e13efc991
commit 8d1255627d
23 changed files with 157 additions and 144 deletions
Download Patch File Download Diff File Expand all files Collapse all files

3
arch/sparc/include/asm/floppy_32.h
View File

@@ -304,7 +304,8 @@ static struct linux_prom_registers fd_regs[2];
static int sun_floppy_init(void)
{
char state[128];
int tnode, fd_node, num_regs;
phandle tnode, fd_node;
int num_regs;
struct resource r;
use_virtual_dma = 1;

16
arch/sparc/include/asm/openprom.h
View File

@@ -11,6 +11,8 @@
#define LINUX_OPPROM_MAGIC 0x10010407
#ifndef __ASSEMBLY__
#include <linux/of.h>
/* V0 prom device operations. */
struct linux_dev_v0_funcs {
int (*v0_devopen)(char *device_str);
@@ -26,7 +28,7 @@ struct linux_dev_v0_funcs {
/* V2 and later prom device operations. */
struct linux_dev_v2_funcs {
int (*v2_inst2pkg)(int d); /* Convert ihandle to phandle */
phandle (*v2_inst2pkg)(int d); /* Convert ihandle to phandle */
char * (*v2_dumb_mem_alloc)(char *va, unsigned sz);
void (*v2_dumb_mem_free)(char *va, unsigned sz);
@@ -168,12 +170,12 @@ struct linux_romvec {
/* Routines for traversing the prom device tree. */
struct linux_nodeops {
int (*no_nextnode)(int node);
int (*no_child)(int node);
int (*no_proplen)(int node, const char *name);
int (*no_getprop)(int node, const char *name, char *val);
int (*no_setprop)(int node, const char *name, char *val, int len);
char * (*no_nextprop)(int node, char *name);
phandle (*no_nextnode)(phandle node);
phandle (*no_child)(phandle node);
int (*no_proplen)(phandle node, const char *name);
int (*no_getprop)(phandle node, const char *name, char *val);
int (*no_setprop)(phandle node, const char *name, char *val, int len);
char * (*no_nextprop)(phandle node, char *name);
};
/* More fun PROM structures for device probing. */

44
arch/sparc/include/asm/oplib_32.h
View File

@@ -30,7 +30,7 @@ extern unsigned int prom_rev, prom_prev;
/* Root node of the prom device tree, this stays constant after
* initialization is complete.
*/
extern int prom_root_node;
extern phandle prom_root_node;
/* Pointer to prom structure containing the device tree traversal
* and usage utility functions. Only prom-lib should use these,
@@ -178,68 +178,68 @@ extern void prom_putsegment(int context, unsigned long virt_addr,
/* PROM device tree traversal functions... */
/* Get the child node of the given node, or zero if no child exists. */
extern int prom_getchild(int parent_node);
extern phandle prom_getchild(phandle parent_node);
/* Get the next sibling node of the given node, or zero if no further
* siblings exist.
*/
extern int prom_getsibling(int node);
extern phandle prom_getsibling(phandle node);
/* Get the length, at the passed node, of the given property type.
* Returns -1 on error (ie. no such property at this node).
*/
extern int prom_getproplen(int thisnode, const char *property);
extern int prom_getproplen(phandle thisnode, const char *property);
/* Fetch the requested property using the given buffer. Returns
* the number of bytes the prom put into your buffer or -1 on error.
*/
extern int __must_check prom_getproperty(int thisnode, const char *property,
extern int __must_check prom_getproperty(phandle thisnode, const char *property,
char *prop_buffer, int propbuf_size);
/* Acquire an integer property. */
extern int prom_getint(int node, char *property);
extern int prom_getint(phandle node, char *property);
/* Acquire an integer property, with a default value. */
extern int prom_getintdefault(int node, char *property, int defval);
extern int prom_getintdefault(phandle node, char *property, int defval);
/* Acquire a boolean property, 0=FALSE 1=TRUE. */
extern int prom_getbool(int node, char *prop);
extern int prom_getbool(phandle node, char *prop);
/* Acquire a string property, null string on error. */
extern void prom_getstring(int node, char *prop, char *buf, int bufsize);
extern void prom_getstring(phandle node, char *prop, char *buf, int bufsize);
/* Does the passed node have the given "name"? YES=1 NO=0 */
extern int prom_nodematch(int thisnode, char *name);
extern int prom_nodematch(phandle thisnode, char *name);
/* Search all siblings starting at the passed node for "name" matching
* the given string. Returns the node on success, zero on failure.
*/
extern int prom_searchsiblings(int node_start, char *name);
extern phandle prom_searchsiblings(phandle node_start, char *name);
/* Return the first property type, as a string, for the given node.
* Returns a null string on error.
*/
extern char *prom_firstprop(int node, char *buffer);
extern char *prom_firstprop(phandle node, char *buffer);
/* Returns the next property after the passed property for the given
* node. Returns null string on failure.
*/
extern char *prom_nextprop(int node, char *prev_property, char *buffer);
extern char *prom_nextprop(phandle node, char *prev_property, char *buffer);
/* Returns phandle of the path specified */
extern int prom_finddevice(char *name);
extern phandle prom_finddevice(char *name);
/* Returns 1 if the specified node has given property. */
extern int prom_node_has_property(int node, char *property);
extern int prom_node_has_property(phandle node, char *property);
/* Set the indicated property at the given node with the passed value.
* Returns the number of bytes of your value that the prom took.
*/
extern int prom_setprop(int node, const char *prop_name, char *prop_value,
extern int prom_setprop(phandle node, const char *prop_name, char *prop_value,
int value_size);
extern int prom_pathtoinode(char *path);
extern int prom_inst2pkg(int);
extern phandle prom_pathtoinode(char *path);
extern phandle prom_inst2pkg(int);
/* Dorking with Bus ranges... */
@@ -247,13 +247,13 @@ extern int prom_inst2pkg(int);
extern void prom_apply_obio_ranges(struct linux_prom_registers *obioregs, int nregs);
/* Apply ranges of any prom node (and optionally parent node as well) to registers. */
extern void prom_apply_generic_ranges(int node, int parent,
extern void prom_apply_generic_ranges(phandle node, phandle parent,
struct linux_prom_registers *sbusregs, int nregs);
/* CPU probing helpers. */
int cpu_find_by_instance(int instance, int *prom_node, int *mid);
int cpu_find_by_mid(int mid, int *prom_node);
int cpu_get_hwmid(int prom_node);
int cpu_find_by_instance(int instance, phandle *prom_node, int *mid);
int cpu_find_by_mid(int mid, phandle *prom_node);
int cpu_get_hwmid(phandle prom_node);
extern spinlock_t prom_lock;

39
arch/sparc/include/asm/oplib_64.h
View File

@@ -16,7 +16,7 @@ extern char prom_version[];
/* Root node of the prom device tree, this stays constant after
* initialization is complete.
*/
extern int prom_root_node;
extern phandle prom_root_node;
/* PROM stdin and stdout */
extern int prom_stdin, prom_stdout;
@@ -24,7 +24,7 @@ extern int prom_stdin, prom_stdout;
/* /chosen node of the prom device tree, this stays constant after
* initialization is complete.
*/
extern int prom_chosen_node;
extern phandle prom_chosen_node;
/* Helper values and strings in arch/sparc64/kernel/head.S */
extern const char prom_peer_name[];
@@ -218,68 +218,69 @@ extern void prom_unmap(unsigned long size, unsigned long vaddr);
/* PROM device tree traversal functions... */
/* Get the child node of the given node, or zero if no child exists. */
extern int prom_getchild(int parent_node);
extern phandle prom_getchild(phandle parent_node);
/* Get the next sibling node of the given node, or zero if no further
* siblings exist.
*/
extern int prom_getsibling(int node);
extern phandle prom_getsibling(phandle node);
/* Get the length, at the passed node, of the given property type.
* Returns -1 on error (ie. no such property at this node).
*/
extern int prom_getproplen(int thisnode, const char *property);
extern int prom_getproplen(phandle thisnode, const char *property);
/* Fetch the requested property using the given buffer. Returns
* the number of bytes the prom put into your buffer or -1 on error.
*/
extern int prom_getproperty(int thisnode, const char *property,
extern int prom_getproperty(phandle thisnode, const char *property,
char *prop_buffer, int propbuf_size);
/* Acquire an integer property. */
extern int prom_getint(int node, const char *property);
extern int prom_getint(phandle node, const char *property);
/* Acquire an integer property, with a default value. */
extern int prom_getintdefault(int node, const char *property, int defval);
extern int prom_getintdefault(phandle node, const char *property, int defval);
/* Acquire a boolean property, 0=FALSE 1=TRUE. */
extern int prom_getbool(int node, const char *prop);
extern int prom_getbool(phandle node, const char *prop);
/* Acquire a string property, null string on error. */
extern void prom_getstring(int node, const char *prop, char *buf, int bufsize);
extern void prom_getstring(phandle node, const char *prop, char *buf,
int bufsize);
/* Does the passed node have the given "name"? YES=1 NO=0 */
extern int prom_nodematch(int thisnode, const char *name);
extern int prom_nodematch(phandle thisnode, const char *name);
/* Search all siblings starting at the passed node for "name" matching
* the given string. Returns the node on success, zero on failure.
*/
extern int prom_searchsiblings(int node_start, const char *name);
extern phandle prom_searchsiblings(phandle node_start, const char *name);
/* Return the first property type, as a string, for the given node.
* Returns a null string on error. Buffer should be at least 32B long.
*/
extern char *prom_firstprop(int node, char *buffer);
extern char *prom_firstprop(phandle node, char *buffer);
/* Returns the next property after the passed property for the given
* node. Returns null string on failure. Buffer should be at least 32B long.
*/
extern char *prom_nextprop(int node, const char *prev_property, char *buffer);
extern char *prom_nextprop(phandle node, const char *prev_property, char *buf);
/* Returns 1 if the specified node has given property. */
extern int prom_node_has_property(int node, const char *property);
extern int prom_node_has_property(phandle node, const char *property);
/* Returns phandle of the path specified */
extern int prom_finddevice(const char *name);
extern phandle prom_finddevice(const char *name);
/* Set the indicated property at the given node with the passed value.
* Returns the number of bytes of your value that the prom took.
*/
extern int prom_setprop(int node, const char *prop_name, char *prop_value,
extern int prom_setprop(phandle node, const char *prop_name, char *prop_value,
int value_size);
extern int prom_pathtoinode(const char *path);
extern int prom_inst2pkg(int);
extern phandle prom_pathtoinode(const char *path);
extern phandle prom_inst2pkg(int);
extern int prom_service_exists(const char *service_name);
extern void prom_sun4v_guest_soft_state(void);