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serial: pass state to __uart_start() directly

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__uart_start() does not need a tty struct. It works only with
uart_state. So pass the latter directly.

Signed-off-by: Jiri Slaby (SUSE) <jirislaby@kernel.org>
Link: https://lore.kernel.org/r/20230712081811.29004-8-jirislaby@kernel.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Jiri Slaby 2023-07-12 10:18:08 +02:00 committed by Greg Kroah-Hartman
parent df007fa025
commit 1225541cfd
1 changed files with 4 additions and 5 deletions
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9
drivers/tty/serial/serial_core.c
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@ -133,9 +133,8 @@ static void uart_stop(struct tty_struct *tty)
uart_port_unlock(port, flags);
}
static void __uart_start(struct tty_struct *tty)
static void __uart_start(struct uart_state *state)
{
struct uart_state *state = tty->driver_data;
struct uart_port *port = state->uart_port;
struct serial_port_device *port_dev;
int err;
@ -170,7 +169,7 @@ static void uart_start(struct tty_struct *tty)
unsigned long flags;
port = uart_port_lock(state, flags);
__uart_start(tty);
__uart_start(state);
uart_port_unlock(port, flags);
}
@ -239,7 +238,7 @@ static void uart_change_line_settings(struct tty_struct *tty, struct uart_state
if (!old_hw_stopped)
uport->ops->stop_tx(uport);
else
__uart_start(tty);
__uart_start(state);
}
spin_unlock_irq(&uport->lock);
}
@ -619,7 +618,7 @@ static int uart_write(struct tty_struct *tty,
ret += c;
}
__uart_start(tty);
__uart_start(state);
uart_port_unlock(port, flags);
return ret;
}