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| author | Tudor Ambarus <tudor.ambarus@linaro.org> | 2024-01-19 10:45:22 +0000 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2024-01-27 19:05:19 -0800 |
| commit | be96d89451040d58bbaf81f1c48c5c836cf6d520 (patch) | |
| tree | 71f7f6c5723eba1ac3699a871165f33b409aa708 /drivers/tty/serial/samsung_tty.c | |
| parent | f09e8da69bb47c5e9b0c46af641fa0b6c0b12f94 (diff) | |
| download | lwn-be96d89451040d58bbaf81f1c48c5c836cf6d520.tar.gz lwn-be96d89451040d58bbaf81f1c48c5c836cf6d520.zip | |
tty: serial: samsung: return bool for s3c24xx_serial_console_txrdy()
s3c24xx_serial_console_txrdy() returned just 0 or 1 to indicate whether
the TX is empty or not. Change its return type to bool.
Reviewed-by: Sam Protsenko <semen.protsenko@linaro.org>
Signed-off-by: Tudor Ambarus <tudor.ambarus@linaro.org>
Link: https://lore.kernel.org/r/20240119104526.1221243-16-tudor.ambarus@linaro.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/tty/serial/samsung_tty.c')
| -rw-r--r-- | drivers/tty/serial/samsung_tty.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/drivers/tty/serial/samsung_tty.c b/drivers/tty/serial/samsung_tty.c index 90d697def5c7..bdc81ab4af91 100644 --- a/drivers/tty/serial/samsung_tty.c +++ b/drivers/tty/serial/samsung_tty.c @@ -2184,7 +2184,7 @@ static const struct dev_pm_ops s3c24xx_serial_pm_ops = { static struct uart_port *cons_uart; -static int +static bool s3c24xx_serial_console_txrdy(struct uart_port *port, u32 ufcon) { const struct s3c24xx_uart_info *info = s3c24xx_port_to_info(port); @@ -2194,13 +2194,13 @@ s3c24xx_serial_console_txrdy(struct uart_port *port, u32 ufcon) /* fifo mode - check amount of data in fifo registers... */ ufstat = rd_regl(port, S3C2410_UFSTAT); - return (ufstat & info->tx_fifofull) ? 0 : 1; + return !(ufstat & info->tx_fifofull); } /* in non-fifo mode, we go and use the tx buffer empty */ utrstat = rd_regl(port, S3C2410_UTRSTAT); - return (utrstat & S3C2410_UTRSTAT_TXE) ? 1 : 0; + return utrstat & S3C2410_UTRSTAT_TXE; } static bool |