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fdtdec: Remove fdt_{addr,size}_unpack()

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U-Boot already defines the {upper,lower}_32_bits() macros that have the
same purpose. Use the existing macros instead of defining new APIs.

Signed-off-by: Thierry Reding <treding@nvidia.com>
This commit is contained in:
Thierry Reding 2019-04-15 10:08:21 +02:00 committed by Simon Glass
parent 089ff8eb66
commit 3bf2f15351
3 changed files with 12 additions and 28 deletions
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24
include/fdtdec.h
View File

@ -24,30 +24,6 @@
typedef phys_addr_t fdt_addr_t;
typedef phys_size_t fdt_size_t;
static inline fdt32_t fdt_addr_unpack(fdt_addr_t addr, fdt32_t *upper)
{
if (upper)
#ifdef CONFIG_PHYS_64BIT
*upper = addr >> 32;
#else
*upper = 0;
#endif
return addr;
}
static inline fdt32_t fdt_size_unpack(fdt_size_t size, fdt32_t *upper)
{
if (upper)
#ifdef CONFIG_PHYS_64BIT
*upper = size >> 32;
#else
*upper = 0;
#endif
return size;
}
#ifdef CONFIG_PHYS_64BIT
#define FDT_ADDR_T_NONE (-1U)
#define fdt_addr_to_cpu(reg) be64_to_cpu(reg)

8
lib/fdtdec.c
View File

@ -1300,6 +1300,7 @@ int fdtdec_add_reserved_memory(void *blob, const char *basename,
fdt32_t cells[4] = {}, *ptr = cells;
uint32_t upper, lower, phandle;
int parent, node, na, ns, err;
fdt_size_t size;
char name[64];
/* create an empty /reserved-memory node if one doesn't exist */
@ -1340,7 +1341,8 @@ int fdtdec_add_reserved_memory(void *blob, const char *basename,
* Unpack the start address and generate the name of the new node
* base on the basename and the unit-address.
*/
lower = fdt_addr_unpack(carveout->start, &upper);
upper = upper_32_bits(carveout->start);
lower = lower_32_bits(carveout->start);
if (na > 1 && upper > 0)
snprintf(name, sizeof(name), "%s@%x,%x", basename, upper,
@ -1374,7 +1376,9 @@ int fdtdec_add_reserved_memory(void *blob, const char *basename,
*ptr++ = cpu_to_fdt32(lower);
/* store one or two size cells */
lower = fdt_size_unpack(carveout->end - carveout->start + 1, &upper);
size = carveout->end - carveout->start + 1;
upper = upper_32_bits(size);
lower = lower_32_bits(size);
if (ns > 1)
*ptr++ = cpu_to_fdt32(upper);

8
lib/fdtdec_test.c
View File

@ -155,11 +155,13 @@ static int make_fdt_carveout_device(void *fdt, uint32_t na, uint32_t ns)
};
fdt32_t cells[4], *ptr = cells;
uint32_t upper, lower;
fdt_size_t size;
char name[32];
int offset;
/* store one or two address cells */
lower = fdt_addr_unpack(carveout.start, &upper);
upper = upper_32_bits(carveout.start);
lower = lower_32_bits(carveout.start);
if (na > 1 && upper > 0)
snprintf(name, sizeof(name), "%s@%x,%x", basename, upper,
@ -173,7 +175,9 @@ static int make_fdt_carveout_device(void *fdt, uint32_t na, uint32_t ns)
*ptr++ = cpu_to_fdt32(lower);
/* store one or two size cells */
lower = fdt_size_unpack(carveout.end - carveout.start + 1, &upper);
size = carveout.end - carveout.start + 1;
upper = upper_32_bits(size);
lower = lower_32_bits(size);
if (ns > 1)
*ptr++ = cpu_to_fdt32(upper);