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tty: ehv_bytechan: convert to u8 and size_t

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Switch character types to u8 and sizes to size_t. To conform to
characters/sizes in the rest of the tty layer.

Signed-off-by: "Jiri Slaby (SUSE)" <jirislaby@kernel.org>
Cc: Laurentiu Tudor <laurentiu.tudor@nxp.com>
Cc: linuxppc-dev@lists.ozlabs.org
Link: https://lore.kernel.org/r/20231206073712.17776-11-jirislaby@kernel.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Jiri Slaby (SUSE) 2023-12-06 08:36:55 +01:00 committed by Greg Kroah-Hartman
parent e17934c1bc
commit 0d08abb983
1 changed files with 5 additions and 6 deletions
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11
drivers/tty/ehv_bytechan.c
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@ -49,7 +49,7 @@ struct ehv_bc_data {
unsigned int tx_irq; unsigned int tx_irq;
spinlock_t lock; /* lock for transmit buffer */ spinlock_t lock; /* lock for transmit buffer */
unsigned char buf[BUF_SIZE]; /* transmit circular buffer */ u8 buf[BUF_SIZE]; /* transmit circular buffer */
unsigned int head; /* circular buffer head */ unsigned int head; /* circular buffer head */
unsigned int tail; /* circular buffer tail */ unsigned int tail; /* circular buffer tail */
@ -138,9 +138,9 @@ static int find_console_handle(void)
static unsigned int local_ev_byte_channel_send(unsigned int handle, static unsigned int local_ev_byte_channel_send(unsigned int handle,
unsigned int *count, unsigned int *count,
const char *p) const u8 *p)
{ {
char buffer[EV_BYTE_CHANNEL_MAX_BYTES]; u8 buffer[EV_BYTE_CHANNEL_MAX_BYTES];
unsigned int c = *count; unsigned int c = *count;
/* /*
@ -166,7 +166,7 @@ static unsigned int local_ev_byte_channel_send(unsigned int handle,
* has been sent, or if some error has occurred. * has been sent, or if some error has occurred.
* *
*/ */
static void byte_channel_spin_send(const char data) static void byte_channel_spin_send(const u8 data)
{ {
int ret, count; int ret, count;
@ -474,8 +474,7 @@ static ssize_t ehv_bc_tty_write(struct tty_struct *ttys, const u8 *s,
{ {
struct ehv_bc_data *bc = ttys->driver_data; struct ehv_bc_data *bc = ttys->driver_data;
unsigned long flags; unsigned long flags;
unsigned int len; size_t len, written = 0;
unsigned int written = 0;
while (1) { while (1) {
spin_lock_irqsave(&bc->lock, flags); spin_lock_irqsave(&bc->lock, flags);