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lib: utils: Allow FDT domain iteration functions to fail

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We extend fdt_iterate_each_domain() and fdt_iterate_each_memregion()
functions to allow underlying iteration function to fail. This will
help us catch more domain misconfiguration issues at boot time.

Signed-off-by: Anup Patel <anup.patel@wdc.com>
Reviewed-by: Alistair Francis <alistair.francis@wdc.com>
Reviewed-by: Atish Patra <atish.patra@wdc.com>
This commit is contained in:
Anup Patel
2020-12-13 11:23:05 +05:30
committed by Anup Patel
parent e7da0b4204
commit 2179777364
2 changed files with 79 additions and 54 deletions
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18
include/sbi_utils/fdt/fdt_domain.h
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@@ -21,10 +21,12 @@ struct sbi_domain;
* @param fdt device tree blob
* @param opaque private pointer for each iteration
* @param fn callback function for each iteration
*
* @return 0 on success and negative error code on failure
*/
void fdt_iterate_each_domain(void *fdt, void *opaque,
void (*fn)(void *fdt, int domain_offset,
void *opaque));
int fdt_iterate_each_domain(void *fdt, void *opaque,
int (*fn)(void *fdt, int domain_offset,
void *opaque));
/**
* Iterate over each memregion of a domain in device tree
@@ -33,11 +35,13 @@ void fdt_iterate_each_domain(void *fdt, void *opaque,
* @param domain_offset domain DT node offset
* @param opaque private pointer for each iteration
* @param fn callback function for each iteration
*
* @return 0 on success and negative error code on failure
*/
void fdt_iterate_each_memregion(void *fdt, int domain_offset, void *opaque,
void (*fn)(void *fdt, int domain_offset,
int region_offset, u32 region_access,
void *opaque));
int fdt_iterate_each_memregion(void *fdt, int domain_offset, void *opaque,
int (*fn)(void *fdt, int domain_offset,
int region_offset, u32 region_access,
void *opaque));
/**
* Fix up the domain configuration in the device tree