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lib: utils/reset: separate driver init func

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Move driver init code to separate function, so it can be reused
elsewhere.

Tested-by: Heinrich Schuchardt <heinrich.schuchardt@canonical.com>
Reviewed-by: Alexandre Ghiti <alexandre.ghiti@canonical.com>
Tested-by: Alexandre Ghiti <alexandre.ghiti@canonical.com>
Signed-off-by: Nikita Shubin <n.shubin@yadro.com>
This commit is contained in:
Nikita Shubin
2021-11-10 12:42:26 +03:00
committed by Anup Patel
parent 94eba23376
commit 1d462e0397
2 changed files with 26 additions and 16 deletions
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5
include/sbi_utils/reset/fdt_reset.h
View File

@@ -17,6 +17,11 @@ struct fdt_reset {
int (*init)(void *fdt, int nodeoff, const struct fdt_match *match); int (*init)(void *fdt, int nodeoff, const struct fdt_match *match);
}; };
/**
* fdt_reset_driver_init() - initialize reset driver based on the device-tree
*/
int fdt_reset_driver_init(void *fdt, struct fdt_reset *drv);
/** /**
* fdt_reset_init() - initialize reset drivers based on the device-tree * fdt_reset_init() - initialize reset drivers based on the device-tree
* *

37
lib/utils/reset/fdt_reset.c
View File

@@ -29,26 +29,31 @@ static struct fdt_reset *reset_drivers[] = {
&fdt_reset_thead, &fdt_reset_thead,
}; };
void fdt_reset_init(void) int fdt_reset_driver_init(void *fdt, struct fdt_reset *drv)
{ {
int pos, noff, rc; int noff, rc = SBI_ENODEV;
struct fdt_reset *drv;
const struct fdt_match *match; const struct fdt_match *match;
void *fdt = fdt_get_address();
for (pos = 0; pos < array_size(reset_drivers); pos++) { noff = fdt_find_match(fdt, -1, drv->match_table, &match);
drv = reset_drivers[pos]; if (noff < 0)
return SBI_ENODEV;
noff = fdt_find_match(fdt, -1, drv->match_table, &match); if (drv->init) {
if (noff < 0) rc = drv->init(fdt, noff, match);
continue; if (rc && rc != SBI_ENODEV) {
sbi_printf("%s: %s init failed, %d\n",
if (drv->init) { __func__, match->compatible, rc);
rc = drv->init(fdt, noff, match);
if (rc && rc != SBI_ENODEV) {
sbi_printf("%s: %s init failed, %d\n",
__func__, match->compatible, rc);
}
} }
} }
return rc;
}
void fdt_reset_init(void)
{
int pos;
void *fdt = fdt_get_address();
for (pos = 0; pos < array_size(reset_drivers); pos++)
fdt_reset_driver_init(fdt, reset_drivers[pos]);
} }