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lib: fix pointer of type 'void *' used in arithmetic

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Using "void *" in arithmetic causes errors with strict compiler settings:
"error: pointer of type 'void *' used in arithmetic [-Werror=pointer-arith]"

Avoid these by calculating on "char *" where 1-byte data size is assumed.

Signed-off-by: Jukka Laitinen <jukkax@ssrc.tii.ae>
Reviewed-by: Dong Du <Dd_nirvana@sjtu.edu.cn>
Reviewed-by: Xiang W <wxjstz@126.com>
Reviewed-by: Anup Patel <anup@brainfault.org>
This commit is contained in:
Jukka Laitinen
2022-01-19 11:20:17 +02:00
committed by Anup Patel
parent fb688d9e9d
commit 5d025eb235
13 changed files with 27 additions and 27 deletions
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4
lib/utils/serial/gaisler-uart.c
View File

@@ -29,7 +29,7 @@
/* clang-format on */
static volatile void *uart_base;
static volatile char *uart_base;
static u32 get_reg(u32 num)
{
@@ -67,7 +67,7 @@ int gaisler_uart_init(unsigned long base, u32 in_freq, u32 baudrate)
{
u32 ctrl;
uart_base = (volatile void *)base;
uart_base = (volatile char *)base;
/* Configure baudrate */
if (in_freq)

4
lib/utils/serial/shakti-uart.c
View File

@@ -21,7 +21,7 @@
#define UART_TX_FULL 0x2
#define UART_RX_FULL 0x8
static volatile void *uart_base;
static volatile char *uart_base;
static void shakti_uart_putc(char ch)
{
@@ -46,7 +46,7 @@ static struct sbi_console_device shakti_console = {
int shakti_uart_init(unsigned long base, u32 in_freq, u32 baudrate)
{
uart_base = (volatile void *)base;
uart_base = (volatile char *)base;
u16 baud = (u16)(in_freq/(16 * baudrate));
writew(baud, uart_base + REG_BAUD);

4
lib/utils/serial/sifive-uart.c
View File

@@ -29,7 +29,7 @@
/* clang-format on */
static volatile void *uart_base;
static volatile char *uart_base;
static u32 uart_in_freq;
static u32 uart_baudrate;
@@ -90,7 +90,7 @@ static struct sbi_console_device sifive_console = {
int sifive_uart_init(unsigned long base, u32 in_freq, u32 baudrate)
{
uart_base = (volatile void *)base;
uart_base = (volatile char *)base;
uart_in_freq = in_freq;
uart_baudrate = baudrate;

4
lib/utils/serial/uart8250.c
View File

@@ -39,7 +39,7 @@
/* clang-format on */
static volatile void *uart8250_base;
static volatile char *uart8250_base;
static u32 uart8250_in_freq;
static u32 uart8250_baudrate;
static u32 uart8250_reg_width;
@@ -95,7 +95,7 @@ int uart8250_init(unsigned long base, u32 in_freq, u32 baudrate, u32 reg_shift,
{
u16 bdiv;
uart8250_base = (volatile void *)base;
uart8250_base = (volatile char *)base;
uart8250_reg_shift = reg_shift;
uart8250_reg_width = reg_width;
uart8250_in_freq = in_freq;