serial: sh-sci: Codestyle cleanup patch.
Trivial coding style cleanups. Signed-off-by: Michael Trimarchi <trimarchimichael@yahoo.it> Signed-off-by: Paul Mundt <lethal@linux-sh.org>
This commit is contained in:
Michael Trimarchi
Paul Mundt
parent
af505b1eab
commit
e7c98dc76d
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@ -101,6 +101,12 @@ static void sci_stop_tx(struct uart_port *port);
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static struct sci_port sci_ports[SCI_NPORTS];
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static struct uart_driver sci_uart_driver;
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static inline struct sci_port *
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to_sci_port(struct uart_port *uart)
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{
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return container_of(uart, struct sci_port, port);
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}
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#if defined(CONFIG_SERIAL_SH_SCI_CONSOLE) && \
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defined(CONFIG_SH_STANDARD_BIOS) || defined(CONFIG_SH_KGDB)
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static inline void handle_error(struct uart_port *port)
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@ -124,7 +130,8 @@ static int get_char(struct uart_port *port)
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}
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} while (!(status & SCxSR_RDxF(port)));
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c = sci_in(port, SCxRDR);
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sci_in(port, SCxSR); /* Dummy read */
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/* Dummy read */
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sci_in(port, SCxSR);
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sci_out(port, SCxSR, SCxSR_RDxF_CLEAR(port));
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spin_unlock_irqrestore(&port->lock, flags);
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@ -181,7 +188,8 @@ static void put_string(struct sci_port *sci_port, const char *buffer, int count)
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put_char(port, 'O'); /* 'O'utput to console */
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checksum = 'O';
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for (i=0; i<count; i++) { /* Don't use run length encoding */
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/* Don't use run length encoding */
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for (i = 0; i < count; i++) {
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int h, l;
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c = *p++;
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@ -232,12 +240,11 @@ static void h8300_sci_config(struct uart_port* port, unsigned int ctrl)
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int ch = (port->mapbase - SMR0) >> 3;
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unsigned char mask = 1 << (ch+1);
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if (ctrl == sci_disable) {
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if (ctrl == sci_disable)
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*mstpcrl |= mask;
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} else {
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else
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*mstpcrl &= ~mask;
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}
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}
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static inline void h8300_sci_enable(struct uart_port *port)
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{
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@ -290,9 +297,8 @@ static void sci_init_pins_scif(struct uart_port* port, unsigned int cflag)
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unsigned int fcr_val = 0;
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set_sh771x_scif_pfc(port);
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if (cflag & CRTSCTS) {
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if (cflag & CRTSCTS)
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fcr_val |= SCFCR_MCE;
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}
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sci_out(port, SCFCR, fcr_val);
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}
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#elif defined(CONFIG_CPU_SUBTYPE_SH7720) || defined(CONFIG_CPU_SUBTYPE_SH7721)
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@ -419,19 +425,27 @@ static inline int scif_rxroom(struct uart_port *port)
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#elif defined(CONFIG_CPU_SUBTYPE_SH7763)
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static inline int scif_txroom(struct uart_port *port)
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{
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if((port->mapbase == 0xffe00000) || (port->mapbase == 0xffe08000)) /* SCIF0/1*/
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if ((port->mapbase == 0xffe00000) ||
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(port->mapbase == 0xffe08000)) {
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/* SCIF0/1*/
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return SCIF_TXROOM_MAX - (sci_in(port, SCTFDR) & 0xff);
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else /* SCIF2 */
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} else {
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/* SCIF2 */
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return SCIF2_TXROOM_MAX - (sci_in(port, SCFDR) >> 8);
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}
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}
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static inline int scif_rxroom(struct uart_port *port)
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{
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if((port->mapbase == 0xffe00000) || (port->mapbase == 0xffe08000)) /* SCIF0/1*/
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if ((port->mapbase == 0xffe00000) ||
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(port->mapbase == 0xffe08000)) {
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/* SCIF0/1*/
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return sci_in(port, SCRFDR) & 0xff;
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else /* SCIF2 */
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} else {
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/* SCIF2 */
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return sci_in(port, SCFDR) & SCIF2_RFDC_MASK;
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}
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}
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#else
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static inline int scif_txroom(struct uart_port *port)
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{
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@ -446,12 +460,12 @@ static inline int scif_rxroom(struct uart_port *port)
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static inline int sci_txroom(struct uart_port *port)
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{
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return ((sci_in(port, SCxSR) & SCI_TDRE) != 0);
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return (sci_in(port, SCxSR) & SCI_TDRE) != 0;
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}
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static inline int sci_rxroom(struct uart_port *port)
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{
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return ((sci_in(port, SCxSR) & SCxSR_RDxF(port)) != 0);
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return (sci_in(port, SCxSR) & SCxSR_RDxF(port)) != 0;
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}
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/* ********************************************************************** *
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@ -469,11 +483,10 @@ static void sci_transmit_chars(struct uart_port *port)
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status = sci_in(port, SCxSR);
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if (!(status & SCxSR_TDxE(port))) {
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ctrl = sci_in(port, SCSCR);
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if (uart_circ_empty(xmit)) {
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if (uart_circ_empty(xmit))
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ctrl &= ~SCI_CTRL_FLAGS_TIE;
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} else {
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else
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ctrl |= SCI_CTRL_FLAGS_TIE;
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}
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sci_out(port, SCSCR, ctrl);
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return;
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}
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@ -525,7 +538,7 @@ static void sci_transmit_chars(struct uart_port *port)
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static inline void sci_receive_chars(struct uart_port *port)
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{
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struct sci_port *sci_port = (struct sci_port *)port;
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struct sci_port *sci_port = to_sci_port(port);
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struct tty_struct *tty = port->info->port.tty;
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int i, count, copied = 0;
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unsigned short status;
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@ -550,11 +563,11 @@ static inline void sci_receive_chars(struct uart_port *port)
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if (port->type == PORT_SCI) {
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char c = sci_in(port, SCxRDR);
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if (uart_handle_sysrq_char(port, c) || sci_port->break_flag)
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if (uart_handle_sysrq_char(port, c) ||
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sci_port->break_flag)
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count = 0;
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else {
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else
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tty_insert_flip_char(tty, c, TTY_NORMAL);
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}
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} else {
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for (i = 0; i < count; i++) {
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char c = sci_in(port, SCxRDR);
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@ -657,7 +670,7 @@ static inline int sci_handle_errors(struct uart_port *port)
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if (status & SCxSR_FER(port)) {
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if (sci_rxd_in(port) == 0) {
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/* Notify of BREAK */
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struct sci_port *sci_port = (struct sci_port *)port;
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struct sci_port *sci_port = to_sci_port(port);
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if (!sci_port->break_flag) {
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sci_port->break_flag = 1;
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@ -670,6 +683,7 @@ static inline int sci_handle_errors(struct uart_port *port)
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if (tty_insert_flip_char(tty, 0, TTY_BREAK))
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copied++;
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}
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} else {
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/* frame error */
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if (tty_insert_flip_char(tty, 0, TTY_FRAME))
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@ -906,7 +920,7 @@ static void sci_free_irq(struct sci_port *port)
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if (port->irqs[0] == port->irqs[1]) {
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if (!port->irqs[0])
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printk("sci: sci_free_irq error\n");
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printk(KERN_ERR "sci: sci_free_irq error\n");
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else
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free_irq(port->irqs[0], port);
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} else {
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@ -1063,9 +1077,9 @@ static void sci_set_termios(struct uart_port *port, struct ktermios *termios,
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if (t >= 256) {
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sci_out(port, SCSMR, (sci_in(port, SCSMR) & ~3) | 1);
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t >>= 2;
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} else {
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} else
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sci_out(port, SCSMR, sci_in(port, SCSMR) & ~3);
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}
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sci_out(port, SCBRR, t);
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udelay((1000000+(baud-1)) / baud); /* Wait one bit interval */
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}
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@ -1082,10 +1096,14 @@ static void sci_set_termios(struct uart_port *port, struct ktermios *termios,
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static const char *sci_type(struct uart_port *port)
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{
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switch (port->type) {
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case PORT_SCI: return "sci";
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case PORT_SCIF: return "scif";
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case PORT_IRDA: return "irda";
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case PORT_SCIFA: return "scifa";
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case PORT_IRDA:
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return "irda";
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case PORT_SCI:
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return "sci";
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case PORT_SCIF:
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return "scif";
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case PORT_SCIFA:
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return "scifa";
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}
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return NULL;
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@ -1387,9 +1405,9 @@ console_initcall(kgdb_console_init);
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#endif /* CONFIG_SH_KGDB_CONSOLE */
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#if defined(CONFIG_SH_KGDB_CONSOLE)
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#define SCI_CONSOLE &kgdb_console
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#define SCI_CONSOLE (&kgdb_console)
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#elif defined(CONFIG_SERIAL_SH_SCI_CONSOLE)
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#define SCI_CONSOLE &serial_console
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#define SCI_CONSOLE (&serial_console)
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#else
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#define SCI_CONSOLE 0
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#endif
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