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Revert "libfdt: Add phandle generation helper"

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This reverts commit 54ea41c224.

Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
This commit is contained in:
David Gibson 2019-03-25 14:51:27 +11:00
parent 54ea41c224
commit f67b471355
9 changed files with 3 additions and 114 deletions
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31
libfdt/fdt_ro.c
View file

@ -170,37 +170,6 @@ uint32_t fdt_get_max_phandle(const void *fdt)
return 0;
}
int fdt_generate_phandle(const void *fdt, uint32_t *phandle)
{
uint32_t max = 0;
int offset = -1;
while (true) {
uint32_t value;
offset = fdt_next_node(fdt, offset, NULL);
if (offset < 0) {
if (offset == -FDT_ERR_NOTFOUND)
break;
return offset;
}
value = fdt_get_phandle(fdt, offset);
if (value > max)
max = value;
}
if (max == FDT_MAX_PHANDLE)
return -FDT_ERR_NOPHANDLES;
if (phandle)
*phandle = max + 1;
return 0;
}
static const struct fdt_reserve_entry *fdt_mem_rsv(const void *fdt, int n)
{
int offset = n * sizeof(struct fdt_reserve_entry);

19
libfdt/libfdt.h
View file

@ -140,10 +140,6 @@
#define FDT_ERR_MAX 17
/* constants */
#define FDT_MAX_PHANDLE 0xfffffffe
/* Valid values for phandles range from 1 to 2^32-2. */
/**********************************************************************/
/* Low-level functions (you probably don't need these) */
/**********************************************************************/
@ -380,21 +376,6 @@ const char *fdt_string(const void *fdt, int stroffset);
*/
uint32_t fdt_get_max_phandle(const void *fdt);
/**
* fdt_generate_phandle - return a new, unused phandle for a device tree blob
* @fdt: pointer to the device tree blob
* @phandle: return location for the new phandle
*
* Walks the device tree blob and looks for the highest phandle value. On
* success, the new, unused phandle value (one higher than the previously
* highest phandle value in the device tree blob) will be returned in the
* @phandle parameter.
*
* Returns:
* 0 on success or a negative error-code on failure
*/
int fdt_generate_phandle(const void *fdt, uint32_t *phandle);
/**
* fdt_num_mem_rsv - retrieve the number of memory reserve map entries
* @fdt: pointer to the device tree blob

1
libfdt/libfdt_env.h
View file

@ -52,7 +52,6 @@
* EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include <stdbool.h>
#include <stddef.h>
#include <stdint.h>
#include <stdlib.h>

1
libfdt/version.lds
View file

@ -66,7 +66,6 @@ LIBFDT_1.2 {
fdt_resize;
fdt_overlay_apply;
fdt_get_string;
fdt_generate_phandle;
local:
*;
};