From aa6f5ffbdba45aa8e19e5048648fc6c7b25376d3 Mon Sep 17 00:00:00 2001 From: merge Date: Thu, 22 Jan 2009 13:55:32 +0000 Subject: MERGE-via-pending-tracking-hist-MERGE-via-stable-tracking-MERGE-via-mokopatches-tracking-fix-stray-endmenu-patch-1232632040-1232632141 pending-tracking-hist top was MERGE-via-stable-tracking-MERGE-via-mokopatches-tracking-fix-stray-endmenu-patch-1232632040-1232632141 / fdf777a63bcb59e0dfd78bfe2c6242e01f6d4eb9 ... parent commitmessage: From: merge MERGE-via-stable-tracking-hist-MERGE-via-mokopatches-tracking-fix-stray-endmenu-patch-1232632040 stable-tracking-hist top was MERGE-via-mokopatches-tracking-fix-stray-endmenu-patch-1232632040 / 90463bfd2d5a3c8b52f6e6d71024a00e052b0ced ... parent commitmessage: From: merge MERGE-via-mokopatches-tracking-hist-fix-stray-endmenu-patch mokopatches-tracking-hist top was fix-stray-endmenu-patch / 3630e0be570de8057e7f8d2fe501ed353cdf34e6 ... parent commitmessage: From: Andy Green fix-stray-endmenu.patch Signed-off-by: Andy Green --- drivers/serial/pnx8xxx_uart.c | 23 ++++++++++++----------- 1 file changed, 12 insertions(+), 11 deletions(-) (limited to 'drivers/serial/pnx8xxx_uart.c') diff --git a/drivers/serial/pnx8xxx_uart.c b/drivers/serial/pnx8xxx_uart.c index 22e30d21225..1bb8f1b4576 100644 --- a/drivers/serial/pnx8xxx_uart.c +++ b/drivers/serial/pnx8xxx_uart.c @@ -187,7 +187,7 @@ static void pnx8xxx_rx_chars(struct pnx8xxx_port *sport) status = FIFO_TO_SM(serial_in(sport, PNX8XXX_FIFO)) | ISTAT_TO_SM(serial_in(sport, PNX8XXX_ISTAT)); while (status & FIFO_TO_SM(PNX8XXX_UART_FIFO_RXFIFO)) { - ch = serial_in(sport, PNX8XXX_FIFO); + ch = serial_in(sport, PNX8XXX_FIFO) & 0xff; sport->port.icount.rx++; @@ -198,9 +198,16 @@ static void pnx8xxx_rx_chars(struct pnx8xxx_port *sport) * out of the main execution path */ if (status & (FIFO_TO_SM(PNX8XXX_UART_FIFO_RXFE | - PNX8XXX_UART_FIFO_RXPAR) | + PNX8XXX_UART_FIFO_RXPAR | + PNX8XXX_UART_FIFO_RXBRK) | ISTAT_TO_SM(PNX8XXX_UART_INT_RXOVRN))) { - if (status & FIFO_TO_SM(PNX8XXX_UART_FIFO_RXPAR)) + if (status & FIFO_TO_SM(PNX8XXX_UART_FIFO_RXBRK)) { + status &= ~(FIFO_TO_SM(PNX8XXX_UART_FIFO_RXFE) | + FIFO_TO_SM(PNX8XXX_UART_FIFO_RXPAR)); + sport->port.icount.brk++; + if (uart_handle_break(&sport->port)) + goto ignore_char; + } else if (status & FIFO_TO_SM(PNX8XXX_UART_FIFO_RXPAR)) sport->port.icount.parity++; else if (status & FIFO_TO_SM(PNX8XXX_UART_FIFO_RXFE)) sport->port.icount.frame++; @@ -284,14 +291,8 @@ static irqreturn_t pnx8xxx_int(int irq, void *dev_id) /* Get the interrupts */ status = serial_in(sport, PNX8XXX_ISTAT) & serial_in(sport, PNX8XXX_IEN); - /* Break signal received */ - if (status & PNX8XXX_UART_INT_BREAK) { - sport->port.icount.brk++; - uart_handle_break(&sport->port); - } - - /* Byte received */ - if (status & PNX8XXX_UART_INT_RX) + /* Byte or break signal received */ + if (status & (PNX8XXX_UART_INT_RX | PNX8XXX_UART_INT_BREAK)) pnx8xxx_rx_chars(sport); /* TX holding register empty - transmit a byte */ -- cgit v1.2.3