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| author | Ilpo Järvinen <ilpo.jarvinen@linux.intel.com> | 2022-06-28 16:42:31 +0300 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2022-06-30 17:11:45 +0200 |
| commit | 309f7beddf053bd0560b07f3251ac64a5872ecf9 (patch) | |
| tree | 5e2635bfc7b032cc02c832553bf9c6bac43d48a1 /drivers/tty | |
| parent | e9f9736679566cfa4158a40820cd50a46e601349 (diff) | |
| download | linux-stable-309f7beddf053bd0560b07f3251ac64a5872ecf9.tar.gz linux-stable-309f7beddf053bd0560b07f3251ac64a5872ecf9.tar.bz2 linux-stable-309f7beddf053bd0560b07f3251ac64a5872ecf9.zip | |
serial: 8250_dw: Use dw8250_serial_out() in dw8250_serial_out38x()
Place dw8250_serial_out() before dw8250_serial_out38x() so that it can
be called from dw8250_serial_out38x() to do the actual write.
Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
Link: https://lore.kernel.org/r/20220628134234.53771-2-ilpo.jarvinen@linux.intel.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/tty')
| -rw-r--r-- | drivers/tty/serial/8250/8250_dw.c | 18 |
1 files changed, 6 insertions, 12 deletions
diff --git a/drivers/tty/serial/8250/8250_dw.c b/drivers/tty/serial/8250/8250_dw.c index b5b783f01221..e419e032895c 100644 --- a/drivers/tty/serial/8250/8250_dw.c +++ b/drivers/tty/serial/8250/8250_dw.c @@ -144,29 +144,23 @@ static void dw8250_tx_wait_empty(struct uart_port *p) } } -static void dw8250_serial_out38x(struct uart_port *p, int offset, int value) +static void dw8250_serial_out(struct uart_port *p, int offset, int value) { struct dw8250_data *d = to_dw8250_data(p->private_data); - /* Allow the TX to drain before we reconfigure */ - if (offset == UART_LCR) - dw8250_tx_wait_empty(p); - writeb(value, p->membase + (offset << p->regshift)); if (offset == UART_LCR && !d->uart_16550_compatible) dw8250_check_lcr(p, value); } - -static void dw8250_serial_out(struct uart_port *p, int offset, int value) +static void dw8250_serial_out38x(struct uart_port *p, int offset, int value) { - struct dw8250_data *d = to_dw8250_data(p->private_data); - - writeb(value, p->membase + (offset << p->regshift)); + /* Allow the TX to drain before we reconfigure */ + if (offset == UART_LCR) + dw8250_tx_wait_empty(p); - if (offset == UART_LCR && !d->uart_16550_compatible) - dw8250_check_lcr(p, value); + dw8250_serial_out(p, offset, value); } static unsigned int dw8250_serial_in(struct uart_port *p, int offset) |