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treewide: Make carray arrays const and NULL-terminated

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This allows the compiler to generate significantly better code, because
it does not have to maintain either the loop counter or loop limit. Plus
there are half as many symbols to relocate. This also simplifies passing
carray arrays to helper functions.

Signed-off-by: Samuel Holland <samuel.holland@sifive.com>
Reviewed-by: Anup Patel <anup@brainfault.org>
This commit is contained in:
Samuel Holland
2024-11-11 14:02:45 -08:00
committed by Anup Patel
parent 23ef9c5f00
commit df1c100001
12 changed files with 26 additions and 38 deletions
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5
lib/utils/regmap/fdt_regmap.c
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@@ -13,8 +13,7 @@
#include <sbi_utils/regmap/fdt_regmap.h>
/* List of FDT regmap drivers generated at compile time */
extern struct fdt_regmap *fdt_regmap_drivers[];
extern unsigned long fdt_regmap_drivers_size;
extern struct fdt_regmap *const fdt_regmap_drivers[];
static int fdt_regmap_init(const void *fdt, int nodeoff)
{
@@ -23,7 +22,7 @@ static int fdt_regmap_init(const void *fdt, int nodeoff)
const struct fdt_match *match;
/* Try all I2C drivers one-by-one */
for (pos = 0; pos < fdt_regmap_drivers_size; pos++) {
for (pos = 0; fdt_regmap_drivers[pos]; pos++) {
drv = fdt_regmap_drivers[pos];
match = fdt_match_node(fdt, nodeoff, drv->match_table);
if (match && drv->init) {