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lib: utils/reset: Constify FDT pointers in parsing functions

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Indicate that none of these functions modify the devicetree by
constifying the parameter type.

Signed-off-by: Samuel Holland <samuel.holland@sifive.com>
Reviewed-by: Andrew Jones <ajones@ventanamicro.com>
Reviewed-by: Anup Patel <anup@brainfault.org>
This commit is contained in:
Samuel Holland
2024-07-30 21:58:50 -07:00
committed by Anup Patel
parent 1bbda9b26f
commit 57a0479302
10 changed files with 16 additions and 16 deletions
Download Patch File Download Diff File Expand all files Collapse all files

6
include/sbi_utils/reset/fdt_reset.h
View File

@@ -14,7 +14,7 @@
struct fdt_reset {
const struct fdt_match *match_table;
int (*init)(void *fdt, int nodeoff, const struct fdt_match *match);
int (*init)(const void *fdt, int nodeoff, const struct fdt_match *match);
};
#ifdef CONFIG_FDT_RESET
@@ -22,7 +22,7 @@ struct fdt_reset {
/**
* fdt_reset_driver_init() - initialize reset driver based on the device-tree
*/
int fdt_reset_driver_init(void *fdt, struct fdt_reset *drv);
int fdt_reset_driver_init(const void *fdt, struct fdt_reset *drv);
/**
* fdt_reset_init() - initialize reset drivers based on the device-tree
@@ -33,7 +33,7 @@ void fdt_reset_init(void);
#else
static inline int fdt_reset_driver_init(void *fdt, struct fdt_reset *drv)
static inline int fdt_reset_driver_init(const void *fdt, struct fdt_reset *drv)
{
return 0;
}

4
lib/utils/reset/fdt_reset.c
View File

@@ -17,7 +17,7 @@
extern struct fdt_reset *fdt_reset_drivers[];
extern unsigned long fdt_reset_drivers_size;
int fdt_reset_driver_init(void *fdt, struct fdt_reset *drv)
int fdt_reset_driver_init(const void *fdt, struct fdt_reset *drv)
{
int noff, rc, cnt = 0;
const struct fdt_match *match;
@@ -45,7 +45,7 @@ int fdt_reset_driver_init(void *fdt, struct fdt_reset *drv)
void fdt_reset_init(void)
{
int pos;
void *fdt = fdt_get_address();
const void *fdt = fdt_get_address();
for (pos = 0; pos < fdt_reset_drivers_size; pos++)
fdt_reset_driver_init(fdt, fdt_reset_drivers[pos]);

2
lib/utils/reset/fdt_reset_atcwdt200.c
View File

@@ -80,7 +80,7 @@ static struct sbi_system_reset_device atcwdt200_reset = {
.system_reset = ae350_system_reset,
};
static int atcwdt200_reset_init(void *fdt, int nodeoff,
static int atcwdt200_reset_init(const void *fdt, int nodeoff,
const struct fdt_match *match)
{
uint64_t reg_addr;

2
lib/utils/reset/fdt_reset_gpio.c
View File

@@ -113,7 +113,7 @@ static struct sbi_system_reset_device gpio_restart = {
.system_reset = gpio_system_restart
};
static int gpio_reset_init(void *fdt, int nodeoff,
static int gpio_reset_init(const void *fdt, int nodeoff,
const struct fdt_match *match)
{
int rc, len;

2
lib/utils/reset/fdt_reset_htif.c
View File

@@ -11,7 +11,7 @@
#include <sbi_utils/fdt/fdt_helper.h>
#include <sbi_utils/sys/htif.h>
static int htif_reset_init(void *fdt, int nodeoff,
static int htif_reset_init(const void *fdt, int nodeoff,
const struct fdt_match *match)
{
bool custom = false;

2
lib/utils/reset/fdt_reset_sg2042_hwmon_mcu.c
View File

@@ -76,7 +76,7 @@ static int sg2042_mcu_reset_check_board(struct i2c_adapter *adap, uint32_t reg)
return 0;
}
static int sg2042_mcu_reset_init(void *fdt, int nodeoff,
static int sg2042_mcu_reset_init(const void *fdt, int nodeoff,
const struct fdt_match *match)
{
int ret, i2c_bus;

2
lib/utils/reset/fdt_reset_sunxi_wdt.c
View File

@@ -49,7 +49,7 @@ static struct sbi_system_reset_device sunxi_wdt_reset = {
.system_reset = sunxi_wdt_system_reset,
};
static int sunxi_wdt_reset_init(void *fdt, int nodeoff,
static int sunxi_wdt_reset_init(const void *fdt, int nodeoff,
const struct fdt_match *match)
{
uint64_t reg_addr;

4
lib/utils/reset/fdt_reset_syscon.c
View File

@@ -96,8 +96,8 @@ static struct sbi_system_reset_device syscon_reboot = {
.system_reset = syscon_do_reboot
};
static int syscon_reset_init(void *fdt, int nodeoff,
const struct fdt_match *match)
static int syscon_reset_init(const void *fdt, int nodeoff,
const struct fdt_match *match)
{
int rc, len;
const fdt32_t *val, *mask;

2
platform/generic/sifive/fu740.c
View File

@@ -173,7 +173,7 @@ static struct sbi_system_reset_device da9063_reset_i2c = {
.system_reset = da9063_system_reset
};
static int da9063_reset_init(void *fdt, int nodeoff,
static int da9063_reset_init(const void *fdt, int nodeoff,
const struct fdt_match *match)
{
int rc, i2c_bus;

6
platform/generic/starfive/jh7110.c
View File

@@ -186,9 +186,9 @@ static struct sbi_system_reset_device pm_reset = {
.system_reset = pm_system_reset
};
static int starfive_jh7110_inst_init(void *fdt);
static int starfive_jh7110_inst_init(const void *fdt);
static int pm_reset_init(void *fdt, int nodeoff,
static int pm_reset_init(const void *fdt, int nodeoff,
const struct fdt_match *match)
{
int rc;
@@ -232,7 +232,7 @@ static struct fdt_reset fdt_reset_pmic = {
.init = pm_reset_init,
};
static int starfive_jh7110_inst_init(void *fdt)
static int starfive_jh7110_inst_init(const void *fdt)
{
int noff, rc = 0;
const fdt32_t *val;