From: Stephen Warren swarren@nvidia.com
The next patch will call fdt_translate_address() from somewhere with a "const void *blob" rather than a "void *blob", so fdt_translate_address() must accept a const pointer too. Constify the minimum number of function parameters to achieve this.
Signed-off-by: Stephen Warren swarren@nvidia.com --- common/fdt_support.c | 19 ++++++++++--------- include/fdt_support.h | 5 +++-- 2 files changed, 13 insertions(+), 11 deletions(-)
diff --git a/common/fdt_support.c b/common/fdt_support.c index 5d8eb12f1073..da59f2c8cc07 100644 --- a/common/fdt_support.c +++ b/common/fdt_support.c @@ -997,8 +997,8 @@ static void of_dump_addr(const char *s, const fdt32_t *addr, int na) { } struct of_bus { const char *name; const char *addresses; - int (*match)(void *blob, int parentoffset); - void (*count_cells)(void *blob, int parentoffset, + int (*match)(const void *blob, int parentoffset); + void (*count_cells)(const void *blob, int parentoffset, int *addrc, int *sizec); u64 (*map)(fdt32_t *addr, const fdt32_t *range, int na, int ns, int pna); @@ -1006,7 +1006,7 @@ struct of_bus { };
/* Default translator (generic bus) */ -void of_bus_default_count_cells(void *blob, int parentoffset, +void of_bus_default_count_cells(const void *blob, int parentoffset, int *addrc, int *sizec) { const fdt32_t *prop; @@ -1066,7 +1066,7 @@ static int of_bus_isa_match(void *blob, int parentoffset) return !strcmp(name, "isa"); }
-static void of_bus_isa_count_cells(void *blob, int parentoffset, +static void of_bus_isa_count_cells(const void *blob, int parentoffset, int *addrc, int *sizec) { if (addrc) @@ -1126,7 +1126,7 @@ static struct of_bus of_busses[] = { }, };
-static struct of_bus *of_match_bus(void *blob, int parentoffset) +static struct of_bus *of_match_bus(const void *blob, int parentoffset) { struct of_bus *bus;
@@ -1148,7 +1148,7 @@ static struct of_bus *of_match_bus(void *blob, int parentoffset) return NULL; }
-static int of_translate_one(void * blob, int parent, struct of_bus *bus, +static int of_translate_one(const void *blob, int parent, struct of_bus *bus, struct of_bus *pbus, fdt32_t *addr, int na, int ns, int pna, const char *rprop) { @@ -1211,8 +1211,8 @@ static int of_translate_one(void * blob, int parent, struct of_bus *bus, * that can be mapped to a cpu physical address). This is not really specified * that way, but this is traditionally the way IBM at least do things */ -static u64 __of_translate_address(void *blob, int node_offset, const fdt32_t *in_addr, - const char *rprop) +static u64 __of_translate_address(const void *blob, int node_offset, + const fdt32_t *in_addr, const char *rprop) { int parent; struct of_bus *bus, *pbus; @@ -1284,7 +1284,8 @@ static u64 __of_translate_address(void *blob, int node_offset, const fdt32_t *in return result; }
-u64 fdt_translate_address(void *blob, int node_offset, const fdt32_t *in_addr) +u64 fdt_translate_address(const void *blob, int node_offset, + const fdt32_t *in_addr) { return __of_translate_address(blob, node_offset, in_addr, "ranges"); } diff --git a/include/fdt_support.h b/include/fdt_support.h index 731809874f48..e9f3497ab642 100644 --- a/include/fdt_support.h +++ b/include/fdt_support.h @@ -180,7 +180,8 @@ static inline void fdt_fixup_mtdparts(void *fdt, void *node_info, #endif
void fdt_del_node_and_alias(void *blob, const char *alias); -u64 fdt_translate_address(void *blob, int node_offset, const __be32 *in_addr); +u64 fdt_translate_address(const void *blob, int node_offset, + const __be32 *in_addr); int fdt_node_offset_by_compat_reg(void *blob, const char *compat, phys_addr_t compat_off); int fdt_alloc_phandle(void *blob); @@ -239,7 +240,7 @@ static inline u64 of_read_number(const fdt32_t *cell, int size) return r; }
-void of_bus_default_count_cells(void *blob, int parentoffset, +void of_bus_default_count_cells(const void *blob, int parentoffset, int *addrc, int *sizec); int ft_verify_fdt(void *fdt); int arch_fixup_memory_node(void *blob);