diff options
| -rw-r--r-- | drivers/tty/serial/sh-sci.c | 50 | ||||
| -rw-r--r-- | drivers/tty/serial/sh-sci.h | 2 | ||||
| -rw-r--r-- | include/linux/serial_sci.h | 3 |
3 files changed, 24 insertions, 31 deletions
diff --git a/drivers/tty/serial/sh-sci.c b/drivers/tty/serial/sh-sci.c index e9c6e2339884..98b8e3c98586 100644 --- a/drivers/tty/serial/sh-sci.c +++ b/drivers/tty/serial/sh-sci.c @@ -64,6 +64,9 @@ struct sci_port { /* Platform configuration */ struct plat_sci_port *cfg; + int overrun_bit; + unsigned int error_mask; + /* Break timer */ struct timer_list break_timer; @@ -760,19 +763,15 @@ static int sci_handle_errors(struct uart_port *port) struct tty_port *tport = &port->state->port; struct sci_port *s = to_sci_port(port); - /* - * Handle overruns, if supported. - */ - if (s->cfg->overrun_bit != SCIx_NOT_SUPPORTED) { - if (status & (1 << s->cfg->overrun_bit)) { - port->icount.overrun++; + /* Handle overruns */ + if (status & (1 << s->overrun_bit)) { + port->icount.overrun++; - /* overrun error */ - if (tty_insert_flip_char(tport, 0, TTY_OVERRUN)) - copied++; + /* overrun error */ + if (tty_insert_flip_char(tport, 0, TTY_OVERRUN)) + copied++; - dev_notice(port->dev, "overrun error"); - } + dev_notice(port->dev, "overrun error"); } if (status & SCxSR_FER(port)) { @@ -834,7 +833,7 @@ static int sci_handle_fifo_overrun(struct uart_port *port) if (!reg->size) return 0; - if ((serial_port_in(port, SCLSR) & (1 << s->cfg->overrun_bit))) { + if ((serial_port_in(port, SCLSR) & (1 << s->overrun_bit))) { serial_port_out(port, SCLSR, 0); port->icount.overrun++; @@ -2253,28 +2252,25 @@ static int sci_init_single(struct platform_device *dev, /* * Establish some sensible defaults for the error detection. */ - if (!p->error_mask) - p->error_mask = (p->type == PORT_SCI) ? + sci_port->error_mask = (p->type == PORT_SCI) ? SCI_DEFAULT_ERROR_MASK : SCIF_DEFAULT_ERROR_MASK; /* * Establish sensible defaults for the overrun detection, unless * the part has explicitly disabled support for it. */ - if (p->overrun_bit != SCIx_NOT_SUPPORTED) { - if (p->type == PORT_SCI) - p->overrun_bit = 5; - else if (p->scbrr_algo_id == SCBRR_ALGO_4) - p->overrun_bit = 9; - else - p->overrun_bit = 0; + if (p->type == PORT_SCI) + sci_port->overrun_bit = 5; + else if (p->scbrr_algo_id == SCBRR_ALGO_4) + sci_port->overrun_bit = 9; + else + sci_port->overrun_bit = 0; - /* - * Make the error mask inclusive of overrun detection, if - * supported. - */ - p->error_mask |= (1 << p->overrun_bit); - } + /* + * Make the error mask inclusive of overrun detection, if + * supported. + */ + sci_port->error_mask |= 1 << sci_port->overrun_bit; port->type = p->type; port->flags = UPF_FIXED_PORT | p->flags; diff --git a/drivers/tty/serial/sh-sci.h b/drivers/tty/serial/sh-sci.h index 5aca7364634c..d5db81a0a430 100644 --- a/drivers/tty/serial/sh-sci.h +++ b/drivers/tty/serial/sh-sci.h @@ -9,7 +9,7 @@ #define SCxSR_PER(port) (((port)->type == PORT_SCI) ? SCI_PER : SCIF_PER) #define SCxSR_BRK(port) (((port)->type == PORT_SCI) ? 0x00 : SCIF_BRK) -#define SCxSR_ERRORS(port) (to_sci_port(port)->cfg->error_mask) +#define SCxSR_ERRORS(port) (to_sci_port(port)->error_mask) #if defined(CONFIG_CPU_SUBTYPE_SH7705) || \ defined(CONFIG_CPU_SUBTYPE_SH7720) || \ diff --git a/include/linux/serial_sci.h b/include/linux/serial_sci.h index 42620f1dce82..af9834bc6771 100644 --- a/include/linux/serial_sci.h +++ b/include/linux/serial_sci.h @@ -152,9 +152,6 @@ struct plat_sci_port { /* * Platform overrides if necessary, defaults otherwise. */ - int overrun_bit; - unsigned int error_mask; - int port_reg; unsigned char regshift; unsigned char regtype; |