diff options
Diffstat (limited to 'drivers/tty/serial/sunsab.c')
| -rw-r--r-- | drivers/tty/serial/sunsab.c | 37 |
1 files changed, 24 insertions, 13 deletions
diff --git a/drivers/tty/serial/sunsab.c b/drivers/tty/serial/sunsab.c index b339fe4811cd..b5e3195b3697 100644 --- a/drivers/tty/serial/sunsab.c +++ b/drivers/tty/serial/sunsab.c @@ -345,7 +345,8 @@ static irqreturn_t sunsab_interrupt(int irq, void *dev_id) /* port->lock is not held. */ static unsigned int sunsab_tx_empty(struct uart_port *port) { - struct uart_sunsab_port *up = (struct uart_sunsab_port *) port; + struct uart_sunsab_port *up = + container_of(port, struct uart_sunsab_port, port); int ret; /* Do not need a lock for a state test like this. */ @@ -360,7 +361,8 @@ static unsigned int sunsab_tx_empty(struct uart_port *port) /* port->lock held by caller. */ static void sunsab_set_mctrl(struct uart_port *port, unsigned int mctrl) { - struct uart_sunsab_port *up = (struct uart_sunsab_port *) port; + struct uart_sunsab_port *up = + container_of(port, struct uart_sunsab_port, port); if (mctrl & TIOCM_RTS) { up->cached_mode &= ~SAB82532_MODE_FRTS; @@ -383,7 +385,8 @@ static void sunsab_set_mctrl(struct uart_port *port, unsigned int mctrl) /* port->lock is held by caller and interrupts are disabled. */ static unsigned int sunsab_get_mctrl(struct uart_port *port) { - struct uart_sunsab_port *up = (struct uart_sunsab_port *) port; + struct uart_sunsab_port *up = + container_of(port, struct uart_sunsab_port, port); unsigned char val; unsigned int result; @@ -404,7 +407,8 @@ static unsigned int sunsab_get_mctrl(struct uart_port *port) /* port->lock held by caller. */ static void sunsab_stop_tx(struct uart_port *port) { - struct uart_sunsab_port *up = (struct uart_sunsab_port *) port; + struct uart_sunsab_port *up = + container_of(port, struct uart_sunsab_port, port); up->interrupt_mask1 |= SAB82532_IMR1_XPR; writeb(up->interrupt_mask1, &up->regs->w.imr1); @@ -432,7 +436,8 @@ static void sunsab_tx_idle(struct uart_sunsab_port *up) /* port->lock held by caller. */ static void sunsab_start_tx(struct uart_port *port) { - struct uart_sunsab_port *up = (struct uart_sunsab_port *) port; + struct uart_sunsab_port *up = + container_of(port, struct uart_sunsab_port, port); struct circ_buf *xmit = &up->port.state->xmit; int i; @@ -465,7 +470,8 @@ static void sunsab_start_tx(struct uart_port *port) /* port->lock is not held. */ static void sunsab_send_xchar(struct uart_port *port, char ch) { - struct uart_sunsab_port *up = (struct uart_sunsab_port *) port; + struct uart_sunsab_port *up = + container_of(port, struct uart_sunsab_port, port); unsigned long flags; if (ch == __DISABLED_CHAR) @@ -482,7 +488,8 @@ static void sunsab_send_xchar(struct uart_port *port, char ch) /* port->lock held by caller. */ static void sunsab_stop_rx(struct uart_port *port) { - struct uart_sunsab_port *up = (struct uart_sunsab_port *) port; + struct uart_sunsab_port *up = + container_of(port, struct uart_sunsab_port, port); up->interrupt_mask0 |= SAB82532_IMR0_TCD; writeb(up->interrupt_mask1, &up->regs->w.imr0); @@ -491,7 +498,8 @@ static void sunsab_stop_rx(struct uart_port *port) /* port->lock is not held. */ static void sunsab_break_ctl(struct uart_port *port, int break_state) { - struct uart_sunsab_port *up = (struct uart_sunsab_port *) port; + struct uart_sunsab_port *up = + container_of(port, struct uart_sunsab_port, port); unsigned long flags; unsigned char val; @@ -514,7 +522,8 @@ static void sunsab_break_ctl(struct uart_port *port, int break_state) /* port->lock is not held. */ static int sunsab_startup(struct uart_port *port) { - struct uart_sunsab_port *up = (struct uart_sunsab_port *) port; + struct uart_sunsab_port *up = + container_of(port, struct uart_sunsab_port, port); unsigned long flags; unsigned char tmp; int err = request_irq(up->port.irq, sunsab_interrupt, @@ -585,7 +594,8 @@ static int sunsab_startup(struct uart_port *port) /* port->lock is not held. */ static void sunsab_shutdown(struct uart_port *port) { - struct uart_sunsab_port *up = (struct uart_sunsab_port *) port; + struct uart_sunsab_port *up = + container_of(port, struct uart_sunsab_port, port); unsigned long flags; spin_lock_irqsave(&up->port.lock, flags); @@ -771,7 +781,8 @@ static void sunsab_convert_to_sab(struct uart_sunsab_port *up, unsigned int cfla static void sunsab_set_termios(struct uart_port *port, struct ktermios *termios, struct ktermios *old) { - struct uart_sunsab_port *up = (struct uart_sunsab_port *) port; + struct uart_sunsab_port *up = + container_of(port, struct uart_sunsab_port, port); unsigned long flags; unsigned int baud = uart_get_baud_rate(port, termios, old, 0, 4000000); unsigned int quot = uart_get_divisor(port, baud); @@ -840,7 +851,8 @@ static struct uart_sunsab_port *sunsab_ports; static void sunsab_console_putchar(struct uart_port *port, int c) { - struct uart_sunsab_port *up = (struct uart_sunsab_port *)port; + struct uart_sunsab_port *up = + container_of(port, struct uart_sunsab_port, port); sunsab_tec_wait(up); writeb(c, &up->regs->w.tic); @@ -1092,7 +1104,6 @@ MODULE_DEVICE_TABLE(of, sab_match); static struct platform_driver sab_driver = { .driver = { .name = "sab", - .owner = THIS_MODULE, .of_match_table = sab_match, }, .probe = sab_probe, |