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tty: moxa: 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>
Link: https://lore.kernel.org/r/20231206073712.17776-18-jirislaby@kernel.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Jiri Slaby (SUSE) 2023-12-06 08:37:02 +01:00 committed by Greg Kroah-Hartman
parent 2573f7eac0
commit cb8566b9b3
1 changed files with 8 additions and 7 deletions
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15
drivers/tty/moxa.c
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@ -514,7 +514,7 @@ static void MoxaPortLineCtrl(struct moxa_port *, bool, bool);
static void MoxaPortFlowCtrl(struct moxa_port *, int, int, int, int, int);
static int MoxaPortLineStatus(struct moxa_port *);
static void MoxaPortFlushData(struct moxa_port *, int);
static int MoxaPortWriteData(struct tty_struct *, const unsigned char *, int);
static ssize_t MoxaPortWriteData(struct tty_struct *, const u8 *, size_t);
static int MoxaPortReadData(struct moxa_port *);
static unsigned int MoxaPortTxQueue(struct moxa_port *);
static int MoxaPortRxQueue(struct moxa_port *);
@ -1933,10 +1933,10 @@ static void MoxaPortFlushData(struct moxa_port *port, int mode)
*
* Function 20: Write data.
* Syntax:
* int MoxaPortWriteData(int port, unsigned char * buffer, int length);
* ssize_t MoxaPortWriteData(int port, u8 *buffer, size_t length);
* int port : port number (0 - 127)
* unsigned char * buffer : pointer to write data buffer.
* int length : write data length
* u8 *buffer : pointer to write data buffer.
* size_t length : write data length
*
* return: 0 - length : real write data length
*
@ -2163,11 +2163,12 @@ static int MoxaPortLineStatus(struct moxa_port *port)
return val;
}
static int MoxaPortWriteData(struct tty_struct *tty, const u8 *buffer, int len)
static ssize_t MoxaPortWriteData(struct tty_struct *tty, const u8 *buffer,
size_t len)
{
struct moxa_port *port = tty->driver_data;
void __iomem *baseAddr, *ofsAddr, *ofs;
unsigned int c, total;
size_t c, total;
u16 head, tail, tx_mask, spage, epage;
u16 pageno, pageofs, bufhead;
@ -2224,8 +2225,8 @@ static int MoxaPortWriteData(struct tty_struct *tty, const u8 *buffer, int len)
static int MoxaPortReadData(struct moxa_port *port)
{
struct tty_struct *tty = port->port.tty;
unsigned char *dst;
void __iomem *baseAddr, *ofsAddr, *ofs;
u8 *dst;
unsigned int count, len, total;
u16 tail, rx_mask, spage, epage;
u16 pageno, pageofs, bufhead, head;