lib: utils/i2c: Constify FDT pointers in parsing functions

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 21:58:46 -07:00
committed by Anup Patel
parent c585354380
commit 039e810437
4 changed files with 9 additions and 9 deletions

View File

@@ -15,12 +15,12 @@
/** FDT based I2C adapter driver */
struct fdt_i2c_adapter {
const struct fdt_match *match_table;
int (*init)(void *fdt, int nodeoff,
int (*init)(const void *fdt, int nodeoff,
const struct fdt_match *match);
};
/** Get I2C adapter identified by nodeoff */
int fdt_i2c_adapter_get(void *fdt, int nodeoff,
int fdt_i2c_adapter_get(const void *fdt, int nodeoff,
struct i2c_adapter **out_adapter);
#endif

View File

@@ -20,7 +20,7 @@
extern struct fdt_i2c_adapter *fdt_i2c_adapter_drivers[];
extern unsigned long fdt_i2c_adapter_drivers_size;
static int fdt_i2c_adapter_init(void *fdt, int nodeoff)
static int fdt_i2c_adapter_init(const void *fdt, int nodeoff)
{
int pos, rc;
struct fdt_i2c_adapter *drv;
@@ -43,7 +43,7 @@ static int fdt_i2c_adapter_init(void *fdt, int nodeoff)
return SBI_ENOSYS;
}
static int fdt_i2c_adapter_find(void *fdt, int nodeoff,
static int fdt_i2c_adapter_find(const void *fdt, int nodeoff,
struct i2c_adapter **out_adapter)
{
int rc;
@@ -67,7 +67,7 @@ static int fdt_i2c_adapter_find(void *fdt, int nodeoff,
return 0;
}
int fdt_i2c_adapter_get(void *fdt, int nodeoff,
int fdt_i2c_adapter_get(const void *fdt, int nodeoff,
struct i2c_adapter **out_adapter)
{
int rc;

View File

@@ -15,7 +15,7 @@
#include <sbi_utils/i2c/dw_i2c.h>
#include <sbi_utils/i2c/fdt_i2c.h>
static int fdt_dw_i2c_init(void *fdt, int nodeoff,
static int fdt_dw_i2c_init(const void *fdt, int nodeoff,
const struct fdt_match *match)
{
int rc;

View File

@@ -230,7 +230,7 @@ static int sifive_i2c_adapter_read(struct i2c_adapter *ia, uint8_t addr,
return 0;
}
static int sifive_i2c_init(void *fdt, int nodeoff,
static int sifive_i2c_init(const void *fdt, int nodeoff,
const struct fdt_match *match)
{
int rc;